Add Renesas PMIC RAA215300 and built-in RTC

Merge series from Biju Das <[e-mail]>:

This patch series aims to add support for Renesas PMIC RAA215300 and
built-in RTC found on this PMIC device.

The details of PMIC can be found here[1].

Renesas PMIC RAA215300 exposes two separate i2c devices, one for the main
device and another for rtc device.

.mailmap

···
 Johan Hovold <[e-mail]> <[e-mail]>
 Johan Hovold <[e-mail]> <[e-mail]>
 John Crispin <[e-mail]> <[e-mail]>
+John Keeping <[e-mail]> <[e-mail]>
 John Paul Adrian Glaubitz <[e-mail]>
 John Stultz <[e-mail]>
 <[e-mail]> <[e-mail]>

Documentation/admin-guide/cgroup-v2.rst

···
 	A read-write single value file which exists on non-root
 	cgroups.  The default is "max".
 
-	Memory usage throttle limit.  This is the main mechanism to
-	control memory usage of a cgroup.  If a cgroup's usage goes
+	Memory usage throttle limit.  If a cgroup's usage goes
 	over the high boundary, the processes of the cgroup are
 	throttled and put under heavy reclaim pressure.
 
 	Going over the high limit never invokes the OOM killer and
-	under extreme conditions the limit may be breached.
+	under extreme conditions the limit may be breached. The high
+	limit should be used in scenarios where an external process
+	monitors the limited cgroup to alleviate heavy reclaim
+	pressure.
 
   memory.max
 	A read-write single value file which exists on non-root
 	cgroups.  The default is "max".
 
-	Memory usage hard limit.  This is the final protection
-	mechanism.  If a cgroup's memory usage reaches this limit and
-	can't be reduced, the OOM killer is invoked in the cgroup.
-	Under certain circumstances, the usage may go over the limit
-	temporarily.
+	Memory usage hard limit.  This is the main mechanism to limit
+	memory usage of a cgroup.  If a cgroup's memory usage reaches
+	this limit and can't be reduced, the OOM killer is invoked in
+	the cgroup. Under certain circumstances, the usage may go
+	over the limit temporarily.
 
 	In default configuration regular 0-order allocations always
 	succeed unless OOM killer chooses current task as a victim.
···
 	Some kinds of allocations don't invoke the OOM killer.
 	Caller could retry them differently, return into userspace
 	as -ENOMEM or silently ignore in cases like disk readahead.
-
-	This is the ultimate protection mechanism.  As long as the
-	high limit is used and monitored properly, this limit's
-	utility is limited to providing the final safety net.
 
   memory.reclaim
 	A write-only nested-keyed file which exists for all cgroups.

Documentation/devicetree/bindings/ata/ahci-common.yaml

···
 
 maintainers:
   - Hans de Goede <[e-mail]>
-  - Damien Le Moal <[e-mail]>
+  - Damien Le Moal <[e-mail]>
 
 description:
   This document defines device tree properties for a common AHCI SATA

Documentation/devicetree/bindings/cache/qcom,llcc.yaml

···
               - qcom,sm8250-llcc
               - qcom,sm8350-llcc
               - qcom,sm8450-llcc
+              - qcom,sm8550-llcc
     then:
       properties:
         reg:

Documentation/devicetree/bindings/clock/canaan,k210-clk.yaml

···
 title: Canaan Kendryte K210 Clock
 
 maintainers:
-  - Damien Le Moal <[e-mail]>
+  - Damien Le Moal <[e-mail]>
 
 description: |
   Canaan Kendryte K210 SoC clocks driver bindings. The clock

Documentation/devicetree/bindings/i3c/silvaco,i3c-master.yaml

···
   - clock-names
   - clocks
 
-additionalProperties: true
+unevaluatedProperties: false
 
 examples:
   - |

Documentation/devicetree/bindings/mfd/canaan,k210-sysctl.yaml

···
 title: Canaan Kendryte K210 System Controller
 
 maintainers:
-  - Damien Le Moal <[e-mail]>
+  - Damien Le Moal <[e-mail]>
 
 description:
   Canaan Inc. Kendryte K210 SoC system controller which provides a

Documentation/devicetree/bindings/net/realtek-bluetooth.yaml

···
   - Alistair Francis <[e-mail]>
 
 description:
-  RTL8723CS/RTL8723CS/RTL8821CS/RTL8822CS is a WiFi + BT chip. WiFi part
+  RTL8723BS/RTL8723CS/RTL8821CS/RTL8822CS is a WiFi + BT chip. WiFi part
   is connected over SDIO, while BT is connected over serial. It speaks
   H5 protocol with few extra commands to upload firmware and change
   module speed.
···
       - items:
           - enum:
               - realtek,rtl8821cs-bt
-          - const: realtek,rtl8822cs-bt
+          - const: realtek,rtl8723bs-bt
 
   device-wake-gpios:
     maxItems: 1

Documentation/devicetree/bindings/pinctrl/canaan,k210-fpioa.yaml

···
 title: Canaan Kendryte K210 FPIOA
 
 maintainers:
-  - Damien Le Moal <[e-mail]>
+  - Damien Le Moal <[e-mail]>
 
 description:
   The Canaan Kendryte K210 SoC Fully Programmable IO Array (FPIOA)

Documentation/devicetree/bindings/pinctrl/qcom,pmic-mpp.yaml

···
         enum: [0, 1, 2, 3, 4, 5, 6, 7]
 
       qcom,paired:
-        - description:
-            Indicates that the pin should be operating in paired mode.
+        type: boolean
+        description:
+          Indicates that the pin should be operating in paired mode.
 
     required:
       - pins

Documentation/devicetree/bindings/power/qcom,rpmpd.yaml

···
       - qcom,qcm2290-rpmpd
       - qcom,qcs404-rpmpd
       - qcom,qdu1000-rpmhpd
+      - qcom,sa8155p-rpmhpd
       - qcom,sa8540p-rpmhpd
       - qcom,sa8775p-rpmhpd
       - qcom,sdm660-rpmpd

Documentation/devicetree/bindings/regulator/renesas,raa215300.yaml

···
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/regulator/renesas,raa215300.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Renesas RAA215300 Power Management Integrated Circuit (PMIC)
+
+maintainers:
+  - Biju Das <[e-mail]>
+
+description: |
+  The RAA215300 is a high-performance, low-cost 9-channel PMIC designed for
+  32-bit and 64-bit MCU and MPU applications. It supports DDR3, DDR3L, DDR4,
+  and LPDDR4 memory power requirements. The internally compensated regulators,
+  built-in Real-Time Clock (RTC), 32kHz crystal oscillator, and coin cell
+  battery charger provide a highly integrated, small footprint power solution
+  ideal for System-On-Module (SOM) applications. A spread spectrum feature
+  provides an ease-of-use solution for noise-sensitive audio or RF applications.
+
+  This device exposes two devices via I2C. One for the integrated RTC IP, and
+  one for everything else.
+
+  Link to datasheet:
+  https://www.renesas.com/in/en/products/power-power-management/multi-channel-power-management-ics-pmics/ssdsoc-power-management-ics-pmic-and-pmus/raa215300-high-performance-9-channel-pmic-supporting-ddr-memory-built-charger-and-rtc
+
+properties:
+  compatible:
+    enum:
+      - renesas,raa215300
+
+  reg:
+    maxItems: 2
+
+  reg-names:
+    items:
+      - const: main
+      - const: rtc
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    description: |
+      The clocks are optional. The RTC is disabled, if no clocks are
+      provided(either xin or clkin).
+    maxItems: 1
+
+  clock-names:
+    description: |
+      Use xin, if connected to an external crystal.
+      Use clkin, if connected to an external clock signal.
+    enum:
+      - xin
+      - clkin
+
+required:
+  - compatible
+  - reg
+  - reg-names
+
+additionalProperties: false
+
+examples:
+  - |
+    /* 32.768kHz crystal */
+    x2: x2-clock {
+        compatible = "fixed-clock";
+        #clock-cells = <0>;
+        clock-frequency = <32768>;
+    };
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        raa215300: pmic@12 {
+            compatible = "renesas,raa215300";
+            reg = <0x12>, <0x6f>;
+            reg-names = "main", "rtc";
+
+            clocks = <&x2>;
+            clock-names = "xin";
+        };
+    };

Documentation/devicetree/bindings/reset/canaan,k210-rst.yaml

···
 title: Canaan Kendryte K210 Reset Controller
 
 maintainers:
-  - Damien Le Moal <[e-mail]>
+  - Damien Le Moal <[e-mail]>
 
 description: |
   Canaan Kendryte K210 reset controller driver which supports the SoC

Documentation/devicetree/bindings/riscv/canaan.yaml

···
 title: Canaan SoC-based boards
 
 maintainers:
-  - Damien Le Moal <[e-mail]>
+  - Damien Le Moal <[e-mail]>
 
 description:
   Canaan Kendryte K210 SoC-based boards

Documentation/devicetree/usage-model.rst

···
 because it must decide whether to register each node as either a
 platform_device or an amba_device.  This unfortunately complicates the
 device creation model a little bit, but the solution turns out not to
-be too invasive.  If a node is compatible with "arm,amba-primecell", then
+be too invasive.  If a node is compatible with "arm,primecell", then
 of_platform_populate() will register it as an amba_device instead of a
 platform_device.

Documentation/netlink/specs/ethtool.yaml

···
         name: tx-min-frag-size
         type: u32
       -
-        name: tx-min-frag-size
+        name: rx-min-frag-size
         type: u32
       -
         name: verify-enabled
···
         name: master-slave-state
         type: u8
       -
-        name: master-slave-lanes
+        name: lanes
         type: u32
       -
         name: rate-matching
···
         name: ext-substate
         type: u8
       -
-        name: down-cnt
+        name: ext-down-cnt
         type: u32
   -
     name: debug
···
         name: phc-index
         type: u32
   -
-    name: cable-test-nft-nest-result
+    name: cable-test-ntf-nest-result
     attributes:
       -
         name: pair
···
         name: code
         type: u8
   -
-    name: cable-test-nft-nest-fault-length
+    name: cable-test-ntf-nest-fault-length
     attributes:
       -
         name: pair
···
         name: cm
         type: u32
   -
-    name: cable-test-nft-nest
+    name: cable-test-ntf-nest
     attributes:
       -
         name: result
         type: nest
-        nested-attributes: cable-test-nft-nest-result
+        nested-attributes: cable-test-ntf-nest-result
       -
         name: fault-length
         type: nest
-        nested-attributes: cable-test-nft-nest-fault-length
+        nested-attributes: cable-test-ntf-nest-fault-length
   -
     name: cable-test
     attributes:
···
       -
         name: nest
         type: nest
-        nested-attributes: cable-test-nft-nest
+        nested-attributes: cable-test-ntf-nest
   -
     name: cable-test-tdr-cfg
     attributes:
···
         name: hist-bkt-hi
         type: u32
       -
-        name: hist-bkt-val
+        name: hist-val
         type: u64
   -
     name: stats
···
             - duplex
             - master-slave-cfg
             - master-slave-state
-            - master-slave-lanes
+            - lanes
             - rate-matching
       dump: *linkmodes-get-op
     -
···
             - sqi-max
             - ext-state
             - ext-substate
-            - down-cnt
+            - ext-down-cnt
       dump: *linkstate-get-op
     -
       name: debug-get
···
         reply:
           attributes:
             - header
-            - cable-test-nft-nest
+            - cable-test-ntf-nest
     -
       name: cable-test-tdr-act
       doc: Cable test TDR.
···
             - hkey
       dump: *rss-get-op
     -
-      name: plca-get
+      name: plca-get-cfg
       doc: Get PLCA params.
 
       attribute-set: plca
···
             - burst-tmr
       dump: *plca-get-op
     -
-      name: plca-set
+      name: plca-set-cfg
       doc: Set PLCA params.
 
       attribute-set: plca
···
     -
       name: plca-ntf
       doc: Notification for change in PLCA params.
-      notify: plca-get
+      notify: plca-get-cfg
     -
       name: mm-get
       doc: Get MAC Merge configuration and state

Documentation/networking/ip-sysctl.rst

···
 	Restrict ICMP_PROTO datagram sockets to users in the group range.
 	The default is "1 0", meaning, that nobody (not even root) may
 	create ping sockets.  Setting it to "100 100" would grant permissions
-	to the single group. "0 4294967295" would enable it for the world, "100
-	4294967295" would enable it for the users, but not daemons.
+	to the single group. "0 4294967294" would enable it for the world, "100
+	4294967294" would enable it for the users, but not daemons.
 
 tcp_early_demux - BOOLEAN
 	Enable early demux for established TCP sockets.

Documentation/riscv/patch-acceptance.rst

···
 principles to the RISC-V-related code that will be accepted for
 inclusion in the kernel.
 
+Patchwork
+---------
+
+RISC-V has a patchwork instance, where the status of patches can be checked:
+
+  https://patchwork.kernel.org/project/linux-riscv/list/
+
+If your patch does not appear in the default view, the RISC-V maintainers have
+likely either requested changes, or expect it to be applied to another tree.
+
+Automation runs against this patchwork instance, building/testing patches as
+they arrive. The automation applies patches against the current HEAD of the
+RISC-V `for-next` and `fixes` branches, depending on whether the patch has been
+detected as a fix. Failing those, it will use the RISC-V `master` branch.
+The exact commit to which a series has been applied will be noted on patchwork.
+Patches for which any of the checks fail are unlikely to be applied and in most
+cases will need to be resubmitted.
+
 Submit Checklist Addendum
 -------------------------
 We'll only accept patches for new modules or extensions if the

Documentation/translations/zh_CN/devicetree/usage-model.rst

···
 
 当使用DT时，这给of_platform_populate()带来了问题，因为它必须决定是否将
 每个节点注册为platform_device或amba_device。不幸的是，这使设备创建模型
-变得有点复杂，但解决方案原来并不是太具有侵略性。如果一个节点与“arm,amba-primecell”
+变得有点复杂，但解决方案原来并不是太具有侵略性。如果一个节点与“arm,primecell”
 兼容，那么of_platform_populate()将把它注册为amba_device而不是
 platform_device。

MAINTAINERS

···
 F:	include/uapi/linux/dccp.h
 F:	net/dccp/
 
+DEBUGOBJECTS:
+M:	Thomas Gleixner <[e-mail]>
+L:	[e-mail]
+S:	Maintained
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core/debugobjects
+F:	lib/debugobjects.c
+F:	include/linux/debugobjects.h
+
 DECSTATION PLATFORM SUPPORT
 M:	"Maciej W. Rozycki" <[e-mail]>
 L:	[e-mail]
···
 GPIO SUBSYSTEM
 M:	Linus Walleij <[e-mail]>
 M:	Bartosz Golaszewski <[e-mail]>
+R:	Andy Shevchenko <[e-mail]>
 L:	[e-mail]
 S:	Maintained
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux.git
···
 F:	include/uapi/linux/i2c.h
 
 I2C SUBSYSTEM HOST DRIVERS
+M:	Andi Shyti <[e-mail]>
 L:	[e-mail]
-S:	Odd Fixes
+S:	Maintained
 W:	https://i2c.wiki.kernel.org/
 Q:	https://patchwork.ozlabs.org/project/linux-i2c/list/
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git
···
 F:	Documentation/devicetree/bindings/usb/renesas,rzn1-usbf.yaml
 F:	drivers/usb/gadget/udc/renesas_usbf.c
 
+RENESAS RZ/V2M I2C DRIVER
+M:	Fabrizio Castro <[e-mail]>
+L:	[e-mail]
+L:	[e-mail]
+S:	Supported
+F:	Documentation/devicetree/bindings/i2c/renesas,rzv2m.yaml
+F:	drivers/i2c/busses/i2c-rzv2m.c
+
 RENESAS USB PHY DRIVER
 M:	Yoshihiro Shimoda <[e-mail]>
 L:	[e-mail]
···
 M:	Karsten Graul <[e-mail]>
 M:	Wenjia Zhang <[e-mail]>
 M:	Jan Karcher <[e-mail]>
+R:	D. Wythe <[e-mail]>
+R:	Tony Lu <[e-mail]>
+R:	Wen Gu <[e-mail]>
 L:	[e-mail]
 S:	Supported
 F:	net/smc/

Makefile

···
 VERSION = 6
 PATCHLEVEL = 4
 SUBLEVEL = 0
-EXTRAVERSION = -rc5
+EXTRAVERSION = -rc7
 NAME = Hurr durr I'ma ninja sloth
 
 # *DOCUMENTATION*

arch/arm/boot/dts/am57xx-cl-som-am57x.dts

···
 
 		interrupt-parent = <&gpio1>;
 		interrupts = <31 0>;
-		pendown-gpio = <&gpio1 31 0>;
+		pendown-gpio = <&gpio1 31 GPIO_ACTIVE_LOW>;
 
 
 		ti,x-min = /bits/ 16 <0x0>;

arch/arm/boot/dts/at91-sama7g5ek.dts

···
 };
 
 &shdwc {
-	atmel,shdwc-debouncer = <976>;
+	debounce-delay-us = <976>;
 	status = "okay";
 
 	input@0 {

arch/arm/boot/dts/at91sam9261ek.dts

···
 					compatible = "ti,ads7843";
 					interrupts-extended = <&pioC 2 IRQ_TYPE_EDGE_BOTH>;
 					spi-max-frequency = <3000000>;
-					pendown-gpio = <&pioC 2 GPIO_ACTIVE_HIGH>;
+					pendown-gpio = <&pioC 2 GPIO_ACTIVE_LOW>;
 
 					ti,x-min = /bits/ 16 <150>;
 					ti,x-max = /bits/ 16 <3830>;

arch/arm/boot/dts/imx7d-pico-hobbit.dts

···
 		interrupt-parent = <&gpio2>;
 		interrupts = <7 0>;
 		spi-max-frequency = <1000000>;
-		pendown-gpio = <&gpio2 7 0>;
+		pendown-gpio = <&gpio2 7 GPIO_ACTIVE_LOW>;
 		vcc-supply = <&reg_3p3v>;
 		ti,x-min = /bits/ 16 <0>;
 		ti,x-max = /bits/ 16 <4095>;

arch/arm/boot/dts/imx7d-sdb.dts

···
 		pinctrl-0 = <&pinctrl_tsc2046_pendown>;
 		interrupt-parent = <&gpio2>;
 		interrupts = <29 0>;
-		pendown-gpio = <&gpio2 29 GPIO_ACTIVE_HIGH>;
+		pendown-gpio = <&gpio2 29 GPIO_ACTIVE_LOW>;
 		touchscreen-max-pressure = <255>;
 		wakeup-source;
 	};

arch/arm/boot/dts/omap3-cm-t3x.dtsi

···
 
 		interrupt-parent = <&gpio2>;
 		interrupts = <25 0>;		/* gpio_57 */
-		pendown-gpio = <&gpio2 25 GPIO_ACTIVE_HIGH>;
+		pendown-gpio = <&gpio2 25 GPIO_ACTIVE_LOW>;
 
 		ti,x-min = /bits/ 16 <0x0>;
 		ti,x-max = /bits/ 16 <0x0fff>;

arch/arm/boot/dts/omap3-devkit8000-lcd-common.dtsi

···
 
 		interrupt-parent = <&gpio1>;
 		interrupts = <27 0>;		/* gpio_27 */
-		pendown-gpio = <&gpio1 27 GPIO_ACTIVE_HIGH>;
+		pendown-gpio = <&gpio1 27 GPIO_ACTIVE_LOW>;
 
 		ti,x-min = /bits/ 16 <0x0>;
 		ti,x-max = /bits/ 16 <0x0fff>;

arch/arm/boot/dts/omap3-lilly-a83x.dtsi

···
 		interrupt-parent = <&gpio1>;
 		interrupts = <8 0>;   /* boot6 / gpio_8 */
 		spi-max-frequency = <1000000>;
-		pendown-gpio = <&gpio1 8 GPIO_ACTIVE_HIGH>;
+		pendown-gpio = <&gpio1 8 GPIO_ACTIVE_LOW>;
 		vcc-supply = <&reg_vcc3>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&tsc2048_pins>;

arch/arm/boot/dts/omap3-overo-common-lcd35.dtsi

···
 
 		interrupt-parent = <&gpio4>;
 		interrupts = <18 0>;			/* gpio_114 */
-		pendown-gpio = <&gpio4 18 GPIO_ACTIVE_HIGH>;
+		pendown-gpio = <&gpio4 18 GPIO_ACTIVE_LOW>;
 
 		ti,x-min = /bits/ 16 <0x0>;
 		ti,x-max = /bits/ 16 <0x0fff>;

arch/arm/boot/dts/omap3-overo-common-lcd43.dtsi

···
 
 		interrupt-parent = <&gpio4>;
 		interrupts = <18 0>;			/* gpio_114 */
-		pendown-gpio = <&gpio4 18 GPIO_ACTIVE_HIGH>;
+		pendown-gpio = <&gpio4 18 GPIO_ACTIVE_LOW>;
 
 		ti,x-min = /bits/ 16 <0x0>;
 		ti,x-max = /bits/ 16 <0x0fff>;

arch/arm/boot/dts/omap3-pandora-common.dtsi

···
 		pinctrl-0 = <&penirq_pins>;
 		interrupt-parent = <&gpio3>;
 		interrupts = <30 IRQ_TYPE_NONE>;	/* GPIO_94 */
-		pendown-gpio = <&gpio3 30 GPIO_ACTIVE_HIGH>;
+		pendown-gpio = <&gpio3 30 GPIO_ACTIVE_LOW>;
 		vcc-supply = <&vaux4>;
 
 		ti,x-min = /bits/ 16 <0>;

arch/arm/boot/dts/omap5-cm-t54.dts

···
 
 		interrupt-parent = <&gpio1>;
 		interrupts = <15 0>;			/* gpio1_wk15 */
-		pendown-gpio = <&gpio1 15 GPIO_ACTIVE_HIGH>;
+		pendown-gpio = <&gpio1 15 GPIO_ACTIVE_LOW>;
 
 
 		ti,x-min = /bits/ 16 <0x0>;

arch/arm/boot/dts/qcom-apq8026-asus-sparrow.dts

···
 		function = "gpio";
 		drive-strength = <8>;
 		bias-disable;
-		input-enable;
 	};
 
 	wlan_hostwake_default_state: wlan-hostwake-default-state {
···
 		function = "gpio";
 		drive-strength = <2>;
 		bias-disable;
-		input-enable;
 	};
 
 	wlan_regulator_default_state: wlan-regulator-default-state {

arch/arm/boot/dts/qcom-apq8026-huawei-sturgeon.dts

···
 		function = "gpio";
 		drive-strength = <2>;
 		bias-disable;
-		input-enable;
 	};
 
 	wlan_regulator_default_state: wlan-regulator-default-state {

arch/arm/boot/dts/qcom-apq8026-lg-lenok.dts

···
 		function = "gpio";
 		drive-strength = <2>;
 		bias-disable;
-		input-enable;
 	};
 
 	touch_pins: touch-state {
···
 
 			drive-strength = <8>;
 			bias-pull-down;
-			input-enable;
 		};
 
 		reset-pins {
···
 		function = "gpio";
 		drive-strength = <2>;
 		bias-disable;
-		input-enable;
 	};
 
 	wlan_regulator_default_state: wlan-regulator-default-state {

arch/arm/boot/dts/qcom-apq8064.dtsi

···
 		L2: l2-cache {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 		};
 
 		idle-states {

arch/arm/boot/dts/qcom-apq8084.dtsi

···
 		L2: l2-cache {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 			qcom,saw = <&saw_l2>;
 		};
 

arch/arm/boot/dts/qcom-ipq4019.dtsi

···
 		L2: l2-cache {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 			qcom,saw = <&saw_l2>;
 		};
 	};

arch/arm/boot/dts/qcom-ipq8064.dtsi

···
 		L2: l2-cache {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 		};
 	};
 

arch/arm/boot/dts/qcom-mdm9615-wp8548-mangoh-green.dts

···
 		gpioext1-pins {
 			pins = "gpio2";
 			function = "gpio";
-			input-enable;
 			bias-disable;
 		};
 	};

arch/arm/boot/dts/qcom-msm8660.dtsi

···
 		L2: l2-cache {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 		};
 	};
 

arch/arm/boot/dts/qcom-msm8960.dtsi

···
 		L2: l2-cache {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 		};
 	};
 

arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts

···
 		pins = "gpio73";
 		function = "gpio";
 		bias-disable;
-		input-enable;
 	};
 
 	touch_pin: touch-state {
···
 
 			drive-strength = <2>;
 			bias-disable;
-			input-enable;
 		};
 
 		reset-pins {

arch/arm/boot/dts/qcom-msm8974-sony-xperia-rhine.dtsi

···
 		function = "gpio";
 		drive-strength = <2>;
 		bias-disable;
-		input-enable;
 	};
 
 	sdc1_on: sdc1-on-state {

arch/arm/boot/dts/qcom-msm8974.dtsi

···
 		L2: l2-cache {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 			qcom,saw = <&saw_l2>;
 		};
 

arch/arm/boot/dts/qcom-msm8974pro-oneplus-bacon.dts

···
 			function = "gpio";
 			drive-strength = <2>;
 			bias-disable;
-			input-enable;
 		};
 
 		reset-pins {

arch/arm/boot/dts/qcom-msm8974pro-samsung-klte.dts

···
 			pins = "gpio75";
 			function = "gpio";
 			drive-strength = <16>;
-			input-enable;
 		};
 
 		devwake-pins {
···
 	i2c_touchkey_pins: i2c-touchkey-state {
 		pins = "gpio95", "gpio96";
 		function = "gpio";
-		input-enable;
 		bias-pull-up;
 	};
 
 	i2c_led_gpioex_pins: i2c-led-gpioex-state {
 		pins = "gpio120", "gpio121";
 		function = "gpio";
-		input-enable;
 		bias-pull-down;
 	};
 
···
 	wifi_pin: wifi-state {
 		pins = "gpio92";
 		function = "gpio";
-		input-enable;
 		bias-pull-down;
 	};
 

arch/arm/boot/dts/qcom-msm8974pro-sony-xperia-shinano-castor.dts

···
 		function = "gpio";
 		drive-strength = <2>;
 		bias-disable;
-		input-enable;
 	};
 
 	bt_host_wake_pin: bt-host-wake-state {

arch/arm/mach-at91/pm.c

···
 		pdev = of_find_device_by_node(eth->np);
 		if (!pdev)
 			return false;
+		/* put_device(eth->dev) is called at the end of suspend. */
 		eth->dev = &pdev->dev;
 	}
 
 	/* No quirks if device isn't a wakeup source. */
-	if (!device_may_wakeup(eth->dev)) {
-		put_device(eth->dev);
+	if (!device_may_wakeup(eth->dev))
 		return false;
-	}
 
-	/* put_device(eth->dev) is called at the end of suspend. */
 	return true;
 }
 
···
 				pr_err("AT91: PM: failed to enable %s clocks\n",
 				       j == AT91_PM_G_ETH ? "geth" : "eth");
 			}
-		} else {
-			/*
-			 * Release the reference to eth->dev taken in
-			 * at91_pm_eth_quirk_is_valid().
-			 */
-			put_device(eth->dev);
-			eth->dev = NULL;
 		}
+
+		/*
+		 * Release the reference to eth->dev taken in
+		 * at91_pm_eth_quirk_is_valid().
+		 */
+		put_device(eth->dev);
+		eth->dev = NULL;
 	}
 
 	return ret;

arch/arm64/Kconfig

···
 # 16K |       27          |      14      |       13        |         11         |
 # 64K |       29          |      16      |       13        |         13         |
 config ARCH_FORCE_MAX_ORDER
-	int "Order of maximal physically contiguous allocations" if EXPERT && (ARM64_4K_PAGES || ARM64_16K_PAGES)
+	int
 	default "13" if ARM64_64K_PAGES
 	default "11" if ARM64_16K_PAGES
 	default "10"

arch/arm64/boot/dts/freescale/imx8-ss-dma.dtsi

···
 		clocks = <&uart0_lpcg IMX_LPCG_CLK_4>,
 			 <&uart0_lpcg IMX_LPCG_CLK_0>;
 		clock-names = "ipg", "baud";
+		assigned-clocks = <&clk IMX_SC_R_UART_0 IMX_SC_PM_CLK_PER>;
+		assigned-clock-rates = <80000000>;
 		power-domains = <&pd IMX_SC_R_UART_0>;
 		status = "disabled";
 	};
···
 		clocks = <&uart1_lpcg IMX_LPCG_CLK_4>,
 			 <&uart1_lpcg IMX_LPCG_CLK_0>;
 		clock-names = "ipg", "baud";
+		assigned-clocks = <&clk IMX_SC_R_UART_1 IMX_SC_PM_CLK_PER>;
+		assigned-clock-rates = <80000000>;
 		power-domains = <&pd IMX_SC_R_UART_1>;
 		status = "disabled";
 	};
···
 		clocks = <&uart2_lpcg IMX_LPCG_CLK_4>,
 			 <&uart2_lpcg IMX_LPCG_CLK_0>;
 		clock-names = "ipg", "baud";
+		assigned-clocks = <&clk IMX_SC_R_UART_2 IMX_SC_PM_CLK_PER>;
+		assigned-clock-rates = <80000000>;
 		power-domains = <&pd IMX_SC_R_UART_2>;
 		status = "disabled";
 	};
···
 		clocks = <&uart3_lpcg IMX_LPCG_CLK_4>,
 			 <&uart3_lpcg IMX_LPCG_CLK_0>;
 		clock-names = "ipg", "baud";
+		assigned-clocks = <&clk IMX_SC_R_UART_3 IMX_SC_PM_CLK_PER>;
+		assigned-clock-rates = <80000000>;
 		power-domains = <&pd IMX_SC_R_UART_3>;
 		status = "disabled";
 	};

arch/arm64/boot/dts/freescale/imx8mn-beacon-baseboard.dtsi

···
 &ecspi2 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_espi2>;
-	cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
+	cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
 	status = "okay";
 
 	eeprom@0 {
···
 			MX8MN_IOMUXC_ECSPI2_SCLK_ECSPI2_SCLK		0x82
 			MX8MN_IOMUXC_ECSPI2_MOSI_ECSPI2_MOSI		0x82
 			MX8MN_IOMUXC_ECSPI2_MISO_ECSPI2_MISO		0x82
-			MX8MN_IOMUXC_ECSPI1_SS0_GPIO5_IO9		0x41
+			MX8MN_IOMUXC_ECSPI2_SS0_GPIO5_IO13		0x41
 		>;
 	};
 

arch/arm64/boot/dts/freescale/imx8qm-mek.dts

···
 	pinctrl-0 = <&pinctrl_usdhc2>;
 	bus-width = <4>;
 	vmmc-supply = <&reg_usdhc2_vmmc>;
-	cd-gpios = <&lsio_gpio4 22 GPIO_ACTIVE_LOW>;
-	wp-gpios = <&lsio_gpio4 21 GPIO_ACTIVE_HIGH>;
+	cd-gpios = <&lsio_gpio5 22 GPIO_ACTIVE_LOW>;
+	wp-gpios = <&lsio_gpio5 21 GPIO_ACTIVE_HIGH>;
 	status = "okay";
 };
 

arch/arm64/boot/dts/qcom/ipq5332.dtsi

···
 		L2_0: l2-cache {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 		};
 	};
 

arch/arm64/boot/dts/qcom/ipq6018.dtsi

···
 
 		L2_0: l2-cache {
 			compatible = "cache";
-			cache-level = <0x2>;
+			cache-level = <2>;
+			cache-unified;
 		};
 	};
 

arch/arm64/boot/dts/qcom/ipq8074.dtsi

···
 
 		L2_0: l2-cache {
 			compatible = "cache";
-			cache-level = <0x2>;
+			cache-level = <2>;
+			cache-unified;
 		};
 	};
 

arch/arm64/boot/dts/qcom/ipq9574.dtsi

···
 		L2_0: l2-cache {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 		};
 	};
 

arch/arm64/boot/dts/qcom/msm8916.dtsi

···
 		L2_0: l2-cache {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 		};
 
 		idle-states {

arch/arm64/boot/dts/qcom/msm8953.dtsi

···
 		L2_0: l2-cache-0 {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 		};
 
 		L2_1: l2-cache-1 {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 		};
 	};
 

arch/arm64/boot/dts/qcom/msm8976.dtsi

···
 		l2_0: l2-cache0 {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 		};
 
 		l2_1: l2-cache1 {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 		};
 	};
 

arch/arm64/boot/dts/qcom/msm8994.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 			};
 		};
 
···
 			L2_1: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 			};
 		};
 

arch/arm64/boot/dts/qcom/msm8996.dtsi

···
 			#cooling-cells = <2>;
 			next-level-cache = <&L2_0>;
 			L2_0: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 			};
 		};
 
···
 			#cooling-cells = <2>;
 			next-level-cache = <&L2_1>;
 			L2_1: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 			};
 		};
 

arch/arm64/boot/dts/qcom/msm8998.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 			};
 		};
 
···
 			L2_1: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 			};
 		};
 

arch/arm64/boot/dts/qcom/qcm2290.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 			};
 		};
 

arch/arm64/boot/dts/qcom/qcs404.dtsi

···
 		L2_0: l2-cache {
 			compatible = "cache";
 			cache-level = <2>;
+			cache-unified;
 		};
 
 		idle-states {

arch/arm64/boot/dts/qcom/qdu1000.dtsi

···
 			next-level-cache = <&L2_0>;
 			L2_0: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 				L3_0: l3-cache {
 					compatible = "cache";
+					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			next-level-cache = <&L2_100>;
 			L2_100: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			next-level-cache = <&L2_200>;
 			L2_200: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			next-level-cache = <&L2_300>;
 			L2_300: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};

arch/arm64/boot/dts/qcom/sa8155p-adp.dts

···
 
 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
 #include <dt-bindings/gpio/gpio.h>
-#include "sm8150.dtsi"
+#include "sa8155p.dtsi"
 #include "pmm8155au_1.dtsi"
 #include "pmm8155au_2.dtsi"
 

arch/arm64/boot/dts/qcom/sa8155p.dtsi

···
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2023, Linaro Limited
+ *
+ * SA8155P is an automotive variant of SM8150, with some minor changes.
+ * Most notably, the RPMhPD setup differs: MMCX and LCX/LMX rails are gone,
+ * though the cmd-db doesn't reflect that and access attemps result in a bite.
+ */
+
+#include "sm8150.dtsi"
+
+&dispcc {
+	power-domains = <&rpmhpd SA8155P_CX>;
+};
+
+&mdss_dsi0 {
+	power-domains = <&rpmhpd SA8155P_CX>;
+};
+
+&mdss_dsi1 {
+	power-domains = <&rpmhpd SA8155P_CX>;
+};
+
+&mdss_mdp {
+	power-domains = <&rpmhpd SA8155P_CX>;
+};
+
+&remoteproc_slpi {
+	power-domains = <&rpmhpd SA8155P_CX>,
+			<&rpmhpd SA8155P_MX>;
+};
+
+&rpmhpd {
+	/*
+	 * The bindings were crafted such that SA8155P PDs match their
+	 * SM8150 counterparts to make it more maintainable and only
+	 * necessitate adjusting entries that actually differ
+	 */
+	compatible = "qcom,sa8155p-rpmhpd";
+};

arch/arm64/boot/dts/qcom/sa8775p.dtsi

···
 			next-level-cache = <&L2_0>;
 			L2_0: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 				L3_0: l3-cache {
 					compatible = "cache";
+					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			next-level-cache = <&L2_1>;
 			L2_1: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			next-level-cache = <&L2_2>;
 			L2_2: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			next-level-cache = <&L2_3>;
 			L2_3: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			next-level-cache = <&L2_4>;
 			L2_4: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_1>;
 				L3_1: l3-cache {
 					compatible = "cache";
+					cache-level = <3>;
+					cache-unified;
 				};
 
 			};
···
 			next-level-cache = <&L2_5>;
 			L2_5: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_1>;
 			};
 		};
···
 			next-level-cache = <&L2_6>;
 			L2_6: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_1>;
 			};
 		};
···
 			next-level-cache = <&L2_7>;
 			L2_7: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_1>;
 			};
 		};

arch/arm64/boot/dts/qcom/sc7180-lite.dtsi

···
 &cpu6_opp12 {
 	opp-peak-kBps = <8532000 23347200>;
 };
+
+&cpu6_opp13 {
+	opp-peak-kBps = <8532000 23347200>;
+};
+
+&cpu6_opp14 {
+	opp-peak-kBps = <8532000 23347200>;
+};

arch/arm64/boot/dts/qcom/sc7180.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 				L3_0: l3-cache {
 					compatible = "cache";
 					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			L2_100: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_200: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_300: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_400: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_500: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_600: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_700: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};

arch/arm64/boot/dts/qcom/sc7280-idp.dtsi

···
 	wcd_rx: codec@0,4 {
 		compatible = "sdw20217010d00";
 		reg = <0 4>;
-		#sound-dai-cells = <1>;
 		qcom,rx-port-mapping = <1 2 3 4 5>;
 	};
 };
···
 	wcd_tx: codec@0,3 {
 		compatible = "sdw20217010d00";
 		reg = <0 3>;
-		#sound-dai-cells = <1>;
 		qcom,tx-port-mapping = <1 2 3 4>;
 	};
 };

arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi

···
 	wcd_rx: codec@0,4 {
 		compatible = "sdw20217010d00";
 		reg = <0 4>;
-		#sound-dai-cells = <1>;
 		qcom,rx-port-mapping = <1 2 3 4 5>;
 	};
 };
···
 	wcd_tx: codec@0,3 {
 		compatible = "sdw20217010d00";
 		reg = <0 3>;
-		#sound-dai-cells = <1>;
 		qcom,tx-port-mapping = <1 2 3 4>;
 	};
 };

arch/arm64/boot/dts/qcom/sc7280.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 				L3_0: l3-cache {
 					compatible = "cache";
 					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			L2_100: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_200: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_300: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_400: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_500: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_600: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_700: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};

arch/arm64/boot/dts/qcom/sc8280xp.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 				L3_0: l3-cache {
-				      compatible = "cache";
-				      cache-level = <3>;
+					compatible = "cache";
+					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			L2_100: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_200: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_300: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_400: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_500: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_600: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_700: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 					pins = "gpio7";
 					function = "dmic1_data";
 					drive-strength = <8>;
+					input-enable;
 				};
 			};
 
···
 					function = "dmic1_data";
 					drive-strength = <2>;
 					bias-pull-down;
+					input-enable;
 				};
 			};
 
···
 					pins = "gpio9";
 					function = "dmic2_data";
 					drive-strength = <8>;
+					input-enable;
 				};
 			};
 
···
 					function = "dmic2_data";
 					drive-strength = <2>;
 					bias-pull-down;
+					input-enable;
 				};
 			};
 
···
 			qcom,tcs-config = <ACTIVE_TCS  2>, <SLEEP_TCS   3>,
 					  <WAKE_TCS    3>, <CONTROL_TCS 1>;
 			label = "apps_rsc";
+			power-domains = <&CLUSTER_PD>;
 
 			apps_bcm_voter: bcm-voter {
 				compatible = "qcom,bcm-voter";

arch/arm64/boot/dts/qcom/sdm630.dtsi

···
 			L2_1: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 			};
 		};
 
···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 			};
 		};
 

arch/arm64/boot/dts/qcom/sdm670.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
+				cache-level = <2>;
+				cache-unified;
 				L3_0: l3-cache {
-				      compatible = "cache";
+					compatible = "cache";
+					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			next-level-cache = <&L2_100>;
 			L2_100: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			next-level-cache = <&L2_200>;
 			L2_200: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			next-level-cache = <&L2_300>;
 			L2_300: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			next-level-cache = <&L2_400>;
 			L2_400: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			next-level-cache = <&L2_500>;
 			L2_500: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			next-level-cache = <&L2_600>;
 			L2_600: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			next-level-cache = <&L2_700>;
 			L2_700: l2-cache {
 				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};

arch/arm64/boot/dts/qcom/sdm845.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 				L3_0: l3-cache {
-				      compatible = "cache";
-				      cache-level = <3>;
+					compatible = "cache";
+					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			L2_100: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_200: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_300: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_400: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_500: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_600: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_700: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};

arch/arm64/boot/dts/qcom/sm6115.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 			};
 		};
 
···
 			L2_1: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 			};
 		};
 

arch/arm64/boot/dts/qcom/sm6125.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 			};
 		};
 
···
 			L2_1: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 			};
 		};
 

arch/arm64/boot/dts/qcom/sm6350.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 				L3_0: l3-cache {
 					compatible = "cache";
 					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			L2_100: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_200: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_300: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_400: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_500: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_600: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_700: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};

arch/arm64/boot/dts/qcom/sm6375-sony-xperia-murray-pdx225.dts

···
 };
 
 &remoteproc_adsp {
-	firmware-name = "qcom/Sony/murray/adsp.mbn";
+	firmware-name = "qcom/sm6375/Sony/murray/adsp.mbn";
 	status = "okay";
 };
 
 &remoteproc_cdsp {
-	firmware-name = "qcom/Sony/murray/cdsp.mbn";
+	firmware-name = "qcom/sm6375/Sony/murray/cdsp.mbn";
 	status = "okay";
 };
 

arch/arm64/boot/dts/qcom/sm6375.dtsi

···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_0: l2-cache {
-			      compatible = "cache";
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 				L3_0: l3-cache {
-				      compatible = "cache";
+					compatible = "cache";
+					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_100: l2-cache {
-			      compatible = "cache";
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_200: l2-cache {
-			      compatible = "cache";
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_300: l2-cache {
-			      compatible = "cache";
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_400: l2-cache {
-			      compatible = "cache";
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_500: l2-cache {
-			      compatible = "cache";
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_600: l2-cache {
-			      compatible = "cache";
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_700: l2-cache {
-			      compatible = "cache";
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 

arch/arm64/boot/dts/qcom/sm8150.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 				L3_0: l3-cache {
-				      compatible = "cache";
-				      cache-level = <3>;
+					compatible = "cache";
+					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			L2_100: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_200: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_300: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_400: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_500: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_600: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_700: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};

arch/arm64/boot/dts/qcom/sm8250-xiaomi-elish-boe.dts

···
 };
 
 &display_panel {
-	compatible = "xiaomi,elish-boe-nt36523";
+	compatible = "xiaomi,elish-boe-nt36523", "novatek,nt36523";
 	status = "okay";
 };

arch/arm64/boot/dts/qcom/sm8250-xiaomi-elish-csot.dts

···
 };
 
 &display_panel {
-	compatible = "xiaomi,elish-csot-nt36523";
+	compatible = "xiaomi,elish-csot-nt36523", "novatek,nt36523";
 	status = "okay";
 };

arch/arm64/boot/dts/qcom/sm8350.dtsi

···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_0: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 				L3_0: l3-cache {
-				      compatible = "cache";
-				      cache-level = <3>;
+					compatible = "cache";
+					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_100: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_200: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_300: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_400: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_500: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_600: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			power-domain-names = "psci";
 			#cooling-cells = <2>;
 			L2_700: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 

arch/arm64/boot/dts/qcom/sm8450.dtsi

···
 			#cooling-cells = <2>;
 			clocks = <&cpufreq_hw 0>;
 			L2_0: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 				L3_0: l3-cache {
-				      compatible = "cache";
-				      cache-level = <3>;
+					compatible = "cache";
+					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			#cooling-cells = <2>;
 			clocks = <&cpufreq_hw 0>;
 			L2_100: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			#cooling-cells = <2>;
 			clocks = <&cpufreq_hw 0>;
 			L2_200: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			#cooling-cells = <2>;
 			clocks = <&cpufreq_hw 0>;
 			L2_300: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			#cooling-cells = <2>;
 			clocks = <&cpufreq_hw 1>;
 			L2_400: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			#cooling-cells = <2>;
 			clocks = <&cpufreq_hw 1>;
 			L2_500: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			#cooling-cells = <2>;
 			clocks = <&cpufreq_hw 1>;
 			L2_600: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 
···
 			#cooling-cells = <2>;
 			clocks = <&cpufreq_hw 2>;
 			L2_700: l2-cache {
-			      compatible = "cache";
-			      cache-level = <2>;
-			      next-level-cache = <&L3_0>;
+				compatible = "cache";
+				cache-level = <2>;
+				cache-unified;
+				next-level-cache = <&L3_0>;
 			};
 		};
 

arch/arm64/boot/dts/qcom/sm8550.dtsi

···
 			L2_0: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 				L3_0: l3-cache {
 					compatible = "cache";
 					cache-level = <3>;
+					cache-unified;
 				};
 			};
 		};
···
 			L2_100: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_200: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_300: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_400: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_500: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_600: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			L2_700: l2-cache {
 				compatible = "cache";
 				cache-level = <2>;
+				cache-unified;
 				next-level-cache = <&L3_0>;
 			};
 		};
···
 			qcom,din-ports = <4>;
 			qcom,dout-ports = <9>;
 
-			qcom,ports-sinterval =		<0x07 0x1f 0x3f 0x07 0x1f 0x3f 0x18f 0xff 0xff 0x0f 0x0f 0xff 0x31f>;
+			qcom,ports-sinterval =		/bits/ 16 <0x07 0x1f 0x3f 0x07 0x1f 0x3f 0x18f 0xff 0xff 0x0f 0x0f 0xff 0x31f>;
 			qcom,ports-offset1 =		/bits/ 8 <0x01 0x03 0x05 0x02 0x04 0x15 0x00 0xff 0xff 0x06 0x0d 0xff 0x00>;
 			qcom,ports-offset2 =		/bits/ 8 <0xff 0x07 0x1f 0xff 0x07 0x1f 0xff 0xff 0xff 0xff 0xff 0xff 0xff>;
 			qcom,ports-hstart =		/bits/ 8 <0xff 0xff 0xff 0xff 0xff 0xff 0x08 0xff 0xff 0xff 0xff 0xff 0x0f>;
···
 			qcom,din-ports = <0>;
 			qcom,dout-ports = <10>;
 
-			qcom,ports-sinterval =		<0x03 0x3f 0x1f 0x07 0x00 0x18f 0xff 0xff 0xff 0xff>;
+			qcom,ports-sinterval =		/bits/ 16 <0x03 0x3f 0x1f 0x07 0x00 0x18f 0xff 0xff 0xff 0xff>;
 			qcom,ports-offset1 =		/bits/ 8 <0x00 0x00 0x0b 0x01 0x00 0x00 0xff 0xff 0xff 0xff>;
 			qcom,ports-offset2 =		/bits/ 8 <0x00 0x00 0x0b 0x00 0x00 0x00 0xff 0xff 0xff 0xff>;
 			qcom,ports-hstart =		/bits/ 8 <0xff 0x03 0xff 0xff 0xff 0x08 0xff 0xff 0xff 0xff>;
···
 			qcom,din-ports = <4>;
 			qcom,dout-ports = <9>;
 
-			qcom,ports-sinterval =		<0x07 0x1f 0x3f 0x07 0x1f 0x3f 0x18f 0xff 0xff 0x0f 0x0f 0xff 0x31f>;
+			qcom,ports-sinterval =		/bits/ 16 <0x07 0x1f 0x3f 0x07 0x1f 0x3f 0x18f 0xff 0xff 0x0f 0x0f 0xff 0x31f>;
 			qcom,ports-offset1 =		/bits/ 8 <0x01 0x03 0x05 0x02 0x04 0x15 0x00 0xff 0xff 0x06 0x0d 0xff 0x00>;
 			qcom,ports-offset2 =		/bits/ 8 <0xff 0x07 0x1f 0xff 0x07 0x1f 0xff 0xff 0xff 0xff 0xff 0xff 0xff>;
 			qcom,ports-hstart =		/bits/ 8 <0xff 0xff 0xff 0xff 0xff 0xff 0x08 0xff 0xff 0xff 0xff 0xff 0x0f>;
···
 
 		system-cache-controller@25000000 {
 			compatible = "qcom,sm8550-llcc";
-			reg = <0 0x25000000 0 0x800000>,
+			reg = <0 0x25000000 0 0x200000>,
+			      <0 0x25200000 0 0x200000>,
+			      <0 0x25400000 0 0x200000>,
+			      <0 0x25600000 0 0x200000>,
 			      <0 0x25800000 0 0x200000>;
-			reg-names = "llcc_base", "llcc_broadcast_base";
+			reg-names = "llcc0_base",
+				    "llcc1_base",
+				    "llcc2_base",
+				    "llcc3_base",
+				    "llcc_broadcast_base";
 			interrupts = <GIC_SPI 266 IRQ_TYPE_LEVEL_HIGH>;
 		};
 

arch/arm64/mm/fault.c

···
 		vma_end_read(vma);
 		goto lock_mmap;
 	}
-	fault = handle_mm_fault(vma, addr & PAGE_MASK,
-				mm_flags | FAULT_FLAG_VMA_LOCK, regs);
+	fault = handle_mm_fault(vma, addr, mm_flags | FAULT_FLAG_VMA_LOCK, regs);
 	vma_end_read(vma);
 
 	if (!(fault & VM_FAULT_RETRY)) {

arch/loongarch/include/asm/loongarch.h

···
 #define write_fcsr(dest, val) \
 do {	\
 	__asm__ __volatile__(	\
-	"	movgr2fcsr	%0, "__stringify(dest)"	\n"	\
+	"	movgr2fcsr	"__stringify(dest)", %0	\n"	\
 	: : "r" (val));	\
 } while (0)
 

arch/loongarch/include/asm/pgtable-bits.h

···
 #define	_PAGE_PFN_SHIFT		12
 #define	_PAGE_SWP_EXCLUSIVE_SHIFT 23
 #define	_PAGE_PFN_END_SHIFT	48
+#define	_PAGE_PRESENT_INVALID_SHIFT 60
 #define	_PAGE_NO_READ_SHIFT	61
 #define	_PAGE_NO_EXEC_SHIFT	62
 #define	_PAGE_RPLV_SHIFT	63
 
 /* Used by software */
 #define _PAGE_PRESENT		(_ULCAST_(1) << _PAGE_PRESENT_SHIFT)
+#define _PAGE_PRESENT_INVALID	(_ULCAST_(1) << _PAGE_PRESENT_INVALID_SHIFT)
 #define _PAGE_WRITE		(_ULCAST_(1) << _PAGE_WRITE_SHIFT)
 #define _PAGE_ACCESSED		(_ULCAST_(1) << _PAGE_ACCESSED_SHIFT)
 #define _PAGE_MODIFIED		(_ULCAST_(1) << _PAGE_MODIFIED_SHIFT)

arch/loongarch/include/asm/pgtable.h

···
 static inline int pmd_present(pmd_t pmd)
 {
 	if (unlikely(pmd_val(pmd) & _PAGE_HUGE))
-		return !!(pmd_val(pmd) & (_PAGE_PRESENT | _PAGE_PROTNONE));
+		return !!(pmd_val(pmd) & (_PAGE_PRESENT | _PAGE_PROTNONE | _PAGE_PRESENT_INVALID));
 
 	return pmd_val(pmd) != (unsigned long)invalid_pte_table;
 }
···
 
 static inline pmd_t pmd_mkinvalid(pmd_t pmd)
 {
+	pmd_val(pmd) |= _PAGE_PRESENT_INVALID;
 	pmd_val(pmd) &= ~(_PAGE_PRESENT | _PAGE_VALID | _PAGE_DIRTY | _PAGE_PROTNONE);
 
 	return pmd;

arch/loongarch/kernel/hw_breakpoint.c

···
 
 	if (hw->ctrl.type != LOONGARCH_BREAKPOINT_EXECUTE)
 		alignment_mask = 0x7;
+	else
+		alignment_mask = 0x3;
 	offset = hw->address & alignment_mask;
 
 	hw->address &= ~alignment_mask;

arch/loongarch/kernel/perf_event.c

···
 	WARN_ON(idx < 0 || idx >= loongarch_pmu.num_counters);
 
 	/* Make sure interrupt enabled. */
-	cpuc->saved_ctrl[idx] = M_PERFCTL_EVENT(evt->event_base & 0xff) |
+	cpuc->saved_ctrl[idx] = M_PERFCTL_EVENT(evt->event_base) |
 		(evt->config_base & M_PERFCTL_CONFIG_MASK) | CSR_PERFCTRL_IE;
 
 	cpu = (event->cpu >= 0) ? event->cpu : smp_processor_id();
···
 
 static unsigned int loongarch_pmu_perf_event_encode(const struct loongarch_perf_event *pev)
 {
-	return (pev->event_id & 0xff);
+	return M_PERFCTL_EVENT(pev->event_id);
 }
 
 static const struct loongarch_perf_event *loongarch_pmu_map_general_event(int idx)
···
 
 static const struct loongarch_perf_event *loongarch_pmu_map_raw_event(u64 config)
 {
-	raw_event.event_id = config & 0xff;
+	raw_event.event_id = M_PERFCTL_EVENT(config);
 
 	return &raw_event;
 }

arch/loongarch/kernel/unaligned.c

···
 	struct dentry *d;
 
 	d = debugfs_create_dir("loongarch", NULL);
-	if (!d)
+	if (IS_ERR_OR_NULL(d))
 		return -ENOMEM;
 
 	debugfs_create_u32("unaligned_instructions_user",

arch/nios2/boot/dts/10m50_devboard.dts

···
 			rx-fifo-depth = <8192>;
 			tx-fifo-depth = <8192>;
 			address-bits = <48>;
-			max-frame-size = <1518>;
+			max-frame-size = <1500>;
 			local-mac-address = [00 00 00 00 00 00];
 			altr,has-supplementary-unicast;
 			altr,enable-sup-addr = <1>;

arch/nios2/boot/dts/3c120_devboard.dts

···
 				interrupt-names = "rx_irq", "tx_irq";
 				rx-fifo-depth = <8192>;
 				tx-fifo-depth = <8192>;
-				max-frame-size = <1518>;
+				max-frame-size = <1500>;
 				local-mac-address = [ 00 00 00 00 00 00 ];
 				phy-mode = "rgmii-id";
 				phy-handle = <&phy0>;

arch/parisc/include/asm/assembly.h

···
 #include <asm/asmregs.h>
 #include <asm/psw.h>
 
-	sp	=	30
-	gp	=	27
-	ipsw	=	22
-
 	/*
 	 * We provide two versions of each macro to convert from physical
 	 * to virtual and vice versa. The "_r1" versions take one argument

arch/powerpc/purgatory/Makefile

···
 
 targets += trampoline_$(BITS).o purgatory.ro
 
+# When profile-guided optimization is enabled, llvm emits two different
+# overlapping text sections, which is not supported by kexec. Remove profile
+# optimization flags.
+KBUILD_CFLAGS := $(filter-out -fprofile-sample-use=% -fprofile-use=%,$(KBUILD_CFLAGS))
+
 LDFLAGS_purgatory.ro := -e purgatory_start -r --no-undefined
 
 $(obj)/purgatory.ro: $(obj)/trampoline_$(BITS).o FORCE

arch/riscv/Kconfig

···
 	select ARCH_HAS_GIGANTIC_PAGE
 	select ARCH_HAS_KCOV
 	select ARCH_HAS_MMIOWB
+	select ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE
 	select ARCH_HAS_PMEM_API
 	select ARCH_HAS_PTE_SPECIAL
 	select ARCH_HAS_SET_DIRECT_MAP if MMU

arch/riscv/include/asm/kfence.h

···
 #include <asm-generic/pgalloc.h>
 #include <asm/pgtable.h>
 
-static inline int split_pmd_page(unsigned long addr)
-{
-	int i;
-	unsigned long pfn = PFN_DOWN(__pa((addr & PMD_MASK)));
-	pmd_t *pmd = pmd_off_k(addr);
-	pte_t *pte = pte_alloc_one_kernel(&init_mm);
-
-	if (!pte)
-		return -ENOMEM;
-
-	for (i = 0; i < PTRS_PER_PTE; i++)
-		set_pte(pte + i, pfn_pte(pfn + i, PAGE_KERNEL));
-	set_pmd(pmd, pfn_pmd(PFN_DOWN(__pa(pte)), PAGE_TABLE));
-
-	flush_tlb_kernel_range(addr, addr + PMD_SIZE);
-	return 0;
-}
-
 static inline bool arch_kfence_init_pool(void)
 {
-	int ret;
-	unsigned long addr;
-	pmd_t *pmd;
-
-	for (addr = (unsigned long)__kfence_pool; is_kfence_address((void *)addr);
-	     addr += PAGE_SIZE) {
-		pmd = pmd_off_k(addr);
-
-		if (pmd_leaf(*pmd)) {
-			ret = split_pmd_page(addr);
-			if (ret)
-				return false;
-		}
-	}
-
 	return true;
 }
 

arch/riscv/include/asm/pgtable.h

···
 					 _PAGE_EXEC | _PAGE_WRITE)
 
 #define PAGE_COPY		PAGE_READ
-#define PAGE_COPY_EXEC		PAGE_EXEC
-#define PAGE_COPY_READ_EXEC	PAGE_READ_EXEC
+#define PAGE_COPY_EXEC		PAGE_READ_EXEC
 #define PAGE_SHARED		PAGE_WRITE
 #define PAGE_SHARED_EXEC	PAGE_WRITE_EXEC
 

arch/riscv/mm/init.c

···
 #ifdef CONFIG_RELOCATABLE
 #include <linux/elf.h>
 #endif
+#include <linux/kfence.h>
 
 #include <asm/fixmap.h>
 #include <asm/tlbflush.h>
···
 	[VM_EXEC]					= PAGE_EXEC,
 	[VM_EXEC | VM_READ]				= PAGE_READ_EXEC,
 	[VM_EXEC | VM_WRITE]				= PAGE_COPY_EXEC,
-	[VM_EXEC | VM_WRITE | VM_READ]			= PAGE_COPY_READ_EXEC,
+	[VM_EXEC | VM_WRITE | VM_READ]			= PAGE_COPY_EXEC,
 	[VM_SHARED]					= PAGE_NONE,
 	[VM_SHARED | VM_READ]				= PAGE_READ,
 	[VM_SHARED | VM_WRITE]				= PAGE_SHARED,
···
 	create_pgd_next_mapping(nextp, va, pa, sz, prot);
 }
 
-static uintptr_t __init best_map_size(phys_addr_t base, phys_addr_t size)
+static uintptr_t __init best_map_size(phys_addr_t pa, uintptr_t va,
+				      phys_addr_t size)
 {
-	if (!(base & (PGDIR_SIZE - 1)) && size >= PGDIR_SIZE)
+	if (!(pa & (PGDIR_SIZE - 1)) && !(va & (PGDIR_SIZE - 1)) && size >= PGDIR_SIZE)
 		return PGDIR_SIZE;
 
-	if (!(base & (P4D_SIZE - 1)) && size >= P4D_SIZE)
+	if (!(pa & (P4D_SIZE - 1)) && !(va & (P4D_SIZE - 1)) && size >= P4D_SIZE)
 		return P4D_SIZE;
 
-	if (!(base & (PUD_SIZE - 1)) && size >= PUD_SIZE)
+	if (!(pa & (PUD_SIZE - 1)) && !(va & (PUD_SIZE - 1)) && size >= PUD_SIZE)
 		return PUD_SIZE;
 
-	if (!(base & (PMD_SIZE - 1)) && size >= PMD_SIZE)
+	if (!(pa & (PMD_SIZE - 1)) && !(va & (PMD_SIZE - 1)) && size >= PMD_SIZE)
 		return PMD_SIZE;
 
 	return PAGE_SIZE;
···
 }
 
 static void __init create_linear_mapping_range(phys_addr_t start,
-					       phys_addr_t end)
+					       phys_addr_t end,
+					       uintptr_t fixed_map_size)
 {
 	phys_addr_t pa;
 	uintptr_t va, map_size;
 
 	for (pa = start; pa < end; pa += map_size) {
 		va = (uintptr_t)__va(pa);
-		map_size = best_map_size(pa, end - pa);
+		map_size = fixed_map_size ? fixed_map_size :
+					    best_map_size(pa, va, end - pa);
 
 		create_pgd_mapping(swapper_pg_dir, va, pa, map_size,
 				   pgprot_from_va(va));
···
 static void __init create_linear_mapping_page_table(void)
 {
 	phys_addr_t start, end;
+	phys_addr_t kfence_pool __maybe_unused;
 	u64 i;
 
 #ifdef CONFIG_STRICT_KERNEL_RWX
···
 	memblock_mark_nomap(krodata_start, krodata_size);
 #endif
 
+#ifdef CONFIG_KFENCE
+	/*
+	 *  kfence pool must be backed by PAGE_SIZE mappings, so allocate it
+	 *  before we setup the linear mapping so that we avoid using hugepages
+	 *  for this region.
+	 */
+	kfence_pool = memblock_phys_alloc(KFENCE_POOL_SIZE, PAGE_SIZE);
+	BUG_ON(!kfence_pool);
+
+	memblock_mark_nomap(kfence_pool, KFENCE_POOL_SIZE);
+	__kfence_pool = __va(kfence_pool);
+#endif
+
 	/* Map all memory banks in the linear mapping */
 	for_each_mem_range(i, &start, &end) {
 		if (start >= end)
···
 		if (end >= __pa(PAGE_OFFSET) + memory_limit)
 			end = __pa(PAGE_OFFSET) + memory_limit;
 
-		create_linear_mapping_range(start, end);
+		create_linear_mapping_range(start, end, 0);
 	}
 
 #ifdef CONFIG_STRICT_KERNEL_RWX
-	create_linear_mapping_range(ktext_start, ktext_start + ktext_size);
+	create_linear_mapping_range(ktext_start, ktext_start + ktext_size, 0);
 	create_linear_mapping_range(krodata_start,
-				    krodata_start + krodata_size);
+				    krodata_start + krodata_size, 0);
 
 	memblock_clear_nomap(ktext_start,  ktext_size);
 	memblock_clear_nomap(krodata_start, krodata_size);
+#endif
+
+#ifdef CONFIG_KFENCE
+	create_linear_mapping_range(kfence_pool,
+				    kfence_pool + KFENCE_POOL_SIZE,
+				    PAGE_SIZE);
+
+	memblock_clear_nomap(kfence_pool, KFENCE_POOL_SIZE);
 #endif
 }
 

arch/riscv/purgatory/Makefile

···
 CFLAGS_string.o := -D__DISABLE_EXPORTS
 CFLAGS_ctype.o := -D__DISABLE_EXPORTS
 
+# When profile-guided optimization is enabled, llvm emits two different
+# overlapping text sections, which is not supported by kexec. Remove profile
+# optimization flags.
+KBUILD_CFLAGS := $(filter-out -fprofile-sample-use=% -fprofile-use=%,$(KBUILD_CFLAGS))
+
 # When linking purgatory.ro with -r unresolved symbols are not checked,
 # also link a purgatory.chk binary without -r to check for unresolved symbols.
 PURGATORY_LDFLAGS := -e purgatory_start -z nodefaultlib

arch/s390/purgatory/Makefile

···
 KBUILD_CFLAGS += -fno-zero-initialized-in-bss -fno-builtin -ffreestanding
 KBUILD_CFLAGS += -Os -m64 -msoft-float -fno-common
 KBUILD_CFLAGS += -fno-stack-protector
+KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
 KBUILD_CFLAGS += $(CLANG_FLAGS)
 KBUILD_CFLAGS += $(call cc-option,-fno-PIE)
 KBUILD_AFLAGS := $(filter-out -DCC_USING_EXPOLINE,$(KBUILD_AFLAGS))

arch/x86/kernel/head_64.S

···
 	call	startup_64_setup_env
 	popq	%rsi
 
+	/* Now switch to __KERNEL_CS so IRET works reliably */
+	pushq	$__KERNEL_CS
+	leaq	.Lon_kernel_cs(%rip), %rax
+	pushq	%rax
+	lretq
+
+.Lon_kernel_cs:
+	UNWIND_HINT_END_OF_STACK
+
 #ifdef CONFIG_AMD_MEM_ENCRYPT
 	/*
 	 * Activate SEV/SME memory encryption if supported/enabled. This needs to
···
 	call	sme_enable
 	popq	%rsi
 #endif
-
-	/* Now switch to __KERNEL_CS so IRET works reliably */
-	pushq	$__KERNEL_CS
-	leaq	.Lon_kernel_cs(%rip), %rax
-	pushq	%rax
-	lretq
-
-.Lon_kernel_cs:
-	UNWIND_HINT_END_OF_STACK
 
 	/* Sanitize CPU configuration */
 	call verify_cpu

arch/x86/purgatory/Makefile

···
 
 CFLAGS_sha256.o := -D__DISABLE_EXPORTS
 
+# When profile-guided optimization is enabled, llvm emits two different
+# overlapping text sections, which is not supported by kexec. Remove profile
+# optimization flags.
+KBUILD_CFLAGS := $(filter-out -fprofile-sample-use=% -fprofile-use=%,$(KBUILD_CFLAGS))
+
 # When linking purgatory.ro with -r unresolved symbols are not checked,
 # also link a purgatory.chk binary without -r to check for unresolved symbols.
 PURGATORY_LDFLAGS := -e purgatory_start -z nodefaultlib

block/blk-cgroup.c

···
 #include "blk-ioprio.h"
 #include "blk-throttle.h"
 
+static void __blkcg_rstat_flush(struct blkcg *blkcg, int cpu);
+
 /*
  * blkcg_pol_mutex protects blkcg_policy[] and policy [de]activation.
  * blkcg_pol_register_mutex nests outside of it and synchronizes entire
···
 static LIST_HEAD(all_blkcgs);		/* protected by blkcg_pol_mutex */
 
 bool blkcg_debug_stats = false;
+
+static DEFINE_RAW_SPINLOCK(blkg_stat_lock);
 
 #define BLKG_DESTROY_BATCH_SIZE  64
 
···
 static void __blkg_release(struct rcu_head *rcu)
 {
 	struct blkcg_gq *blkg = container_of(rcu, struct blkcg_gq, rcu_head);
+	struct blkcg *blkcg = blkg->blkcg;
+	int cpu;
 
 #ifdef CONFIG_BLK_CGROUP_PUNT_BIO
 	WARN_ON(!bio_list_empty(&blkg->async_bios));
 #endif
+	/*
+	 * Flush all the non-empty percpu lockless lists before releasing
+	 * us, given these stat belongs to us.
+	 *
+	 * blkg_stat_lock is for serializing blkg stat update
+	 */
+	for_each_possible_cpu(cpu)
+		__blkcg_rstat_flush(blkcg, cpu);
 
 	/* release the blkcg and parent blkg refs this blkg has been holding */
 	css_put(&blkg->blkcg->css);
···
 	u64_stats_update_end_irqrestore(&blkg->iostat.sync, flags);
 }
 
-static void blkcg_rstat_flush(struct cgroup_subsys_state *css, int cpu)
+static void __blkcg_rstat_flush(struct blkcg *blkcg, int cpu)
 {
-	struct blkcg *blkcg = css_to_blkcg(css);
 	struct llist_head *lhead = per_cpu_ptr(blkcg->lhead, cpu);
 	struct llist_node *lnode;
 	struct blkg_iostat_set *bisc, *next_bisc;
-
-	/* Root-level stats are sourced from system-wide IO stats */
-	if (!cgroup_parent(css->cgroup))
-		return;
 
 	rcu_read_lock();
 
 	lnode = llist_del_all(lhead);
 	if (!lnode)
 		goto out;
+
+	/*
+	 * For covering concurrent parent blkg update from blkg_release().
+	 *
+	 * When flushing from cgroup, cgroup_rstat_lock is always held, so
+	 * this lock won't cause contention most of time.
+	 */
+	raw_spin_lock(&blkg_stat_lock);
 
 	/*
 	 * Iterate only the iostat_cpu's queued in the lockless list.
···
 		if (parent && parent->parent)
 			blkcg_iostat_update(parent, &blkg->iostat.cur,
 					    &blkg->iostat.last);
-		percpu_ref_put(&blkg->refcnt);
 	}
-
+	raw_spin_unlock(&blkg_stat_lock);
 out:
 	rcu_read_unlock();
+}
+
+static void blkcg_rstat_flush(struct cgroup_subsys_state *css, int cpu)
+{
+	/* Root-level stats are sourced from system-wide IO stats */
+	if (cgroup_parent(css->cgroup))
+		__blkcg_rstat_flush(css_to_blkcg(css), cpu);
 }
 
 /*
···
 
 		llist_add(&bis->lnode, lhead);
 		WRITE_ONCE(bis->lqueued, true);
-		percpu_ref_get(&bis->blkg->refcnt);
 	}
 
 	u64_stats_update_end_irqrestore(&bis->sync, flags);

block/blk-mq.c

···
 	blk_crypto_free_request(rq);
 	blk_pm_mark_last_busy(rq);
 	rq->mq_hctx = NULL;
+
+	if (rq->rq_flags & RQF_MQ_INFLIGHT)
+		__blk_mq_dec_active_requests(hctx);
+
 	if (rq->tag != BLK_MQ_NO_TAG)
 		blk_mq_put_tag(hctx->tags, ctx, rq->tag);
 	if (sched_tag != BLK_MQ_NO_TAG)
···
 void blk_mq_free_request(struct request *rq)
 {
 	struct request_queue *q = rq->q;
-	struct blk_mq_hw_ctx *hctx = rq->mq_hctx;
 
 	if ((rq->rq_flags & RQF_ELVPRIV) &&
 	    q->elevator->type->ops.finish_request)
 		q->elevator->type->ops.finish_request(rq);
-
-	if (rq->rq_flags & RQF_MQ_INFLIGHT)
-		__blk_mq_dec_active_requests(hctx);
 
 	if (unlikely(laptop_mode && !blk_rq_is_passthrough(rq)))
 		laptop_io_completion(q->disk->bdi);

crypto/asymmetric_keys/public_key.c

···
 	struct crypto_wait cwait;
 	struct crypto_akcipher *tfm;
 	struct akcipher_request *req;
-	struct scatterlist src_sg[2];
+	struct scatterlist src_sg;
 	char alg_name[CRYPTO_MAX_ALG_NAME];
-	char *key, *ptr;
+	char *buf, *ptr;
+	size_t buf_len;
 	int ret;
 
 	pr_devel("==>%s()\n", __func__);
···
 	if (!req)
 		goto error_free_tfm;
 
-	key = kmalloc(pkey->keylen + sizeof(u32) * 2 + pkey->paramlen,
-		      GFP_KERNEL);
-	if (!key)
+	buf_len = max_t(size_t, pkey->keylen + sizeof(u32) * 2 + pkey->paramlen,
+			sig->s_size + sig->digest_size);
+
+	buf = kmalloc(buf_len, GFP_KERNEL);
+	if (!buf)
 		goto error_free_req;
 
-	memcpy(key, pkey->key, pkey->keylen);
-	ptr = key + pkey->keylen;
+	memcpy(buf, pkey->key, pkey->keylen);
+	ptr = buf + pkey->keylen;
 	ptr = pkey_pack_u32(ptr, pkey->algo);
 	ptr = pkey_pack_u32(ptr, pkey->paramlen);
 	memcpy(ptr, pkey->params, pkey->paramlen);
 
 	if (pkey->key_is_private)
-		ret = crypto_akcipher_set_priv_key(tfm, key, pkey->keylen);
+		ret = crypto_akcipher_set_priv_key(tfm, buf, pkey->keylen);
 	else
-		ret = crypto_akcipher_set_pub_key(tfm, key, pkey->keylen);
+		ret = crypto_akcipher_set_pub_key(tfm, buf, pkey->keylen);
 	if (ret)
-		goto error_free_key;
+		goto error_free_buf;
 
 	if (strcmp(pkey->pkey_algo, "sm2") == 0 && sig->data_size) {
 		ret = cert_sig_digest_update(sig, tfm);
 		if (ret)
-			goto error_free_key;
+			goto error_free_buf;
 	}
 
-	sg_init_table(src_sg, 2);
-	sg_set_buf(&src_sg[0], sig->s, sig->s_size);
-	sg_set_buf(&src_sg[1], sig->digest, sig->digest_size);
-	akcipher_request_set_crypt(req, src_sg, NULL, sig->s_size,
+	memcpy(buf, sig->s, sig->s_size);
+	memcpy(buf + sig->s_size, sig->digest, sig->digest_size);
+
+	sg_init_one(&src_sg, buf, sig->s_size + sig->digest_size);
+	akcipher_request_set_crypt(req, &src_sg, NULL, sig->s_size,
 				   sig->digest_size);
 	crypto_init_wait(&cwait);
 	akcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG |
···
 				      crypto_req_done, &cwait);
 	ret = crypto_wait_req(crypto_akcipher_verify(req), &cwait);
 
-error_free_key:
-	kfree(key);
+error_free_buf:
+	kfree(buf);
 error_free_req:
 	akcipher_request_free(req);
 error_free_tfm:

drivers/accel/ivpu/Kconfig

···
 	depends on PCI && PCI_MSI
 	select FW_LOADER
 	select SHMEM
+	select GENERIC_ALLOCATOR
 	help
 	  Choose this option if you have a system that has an 14th generation Intel CPU
 	  or newer. VPU stands for Versatile Processing Unit and it's a CPU-integrated

drivers/accel/ivpu/ivpu_hw_mtl.c

···
 	hw->pll.pn_ratio = clamp_t(u8, fuse_pn_ratio, hw->pll.min_ratio, hw->pll.max_ratio);
 }
 
+static int ivpu_hw_mtl_wait_for_vpuip_bar(struct ivpu_device *vdev)
+{
+	return REGV_POLL_FLD(MTL_VPU_HOST_SS_CPR_RST_CLR, AON, 0, 100);
+}
+
 static int ivpu_pll_drive(struct ivpu_device *vdev, bool enable)
 {
 	struct ivpu_hw_info *hw = vdev->hw;
···
 			ivpu_err(vdev, "Timed out waiting for PLL ready status\n");
 			return ret;
 		}
+
+		ret = ivpu_hw_mtl_wait_for_vpuip_bar(vdev);
+		if (ret) {
+			ivpu_err(vdev, "Timed out waiting for VPUIP bar\n");
+			return ret;
+		}
 	}
 
 	return 0;
···
 
 static void ivpu_boot_host_ss_rst_clr_assert(struct ivpu_device *vdev)
 {
-	u32 val = REGV_RD32(MTL_VPU_HOST_SS_CPR_RST_CLR);
+	u32 val = 0;
 
 	val = REG_SET_FLD(MTL_VPU_HOST_SS_CPR_RST_CLR, TOP_NOC, val);
 	val = REG_SET_FLD(MTL_VPU_HOST_SS_CPR_RST_CLR, DSS_MAS, val);
···
 {
 	int ret = 0;
 
-	if (ivpu_hw_mtl_reset(vdev)) {
+	if (!ivpu_hw_mtl_is_idle(vdev) && ivpu_hw_mtl_reset(vdev)) {
 		ivpu_err(vdev, "Failed to reset the VPU\n");
-		ret = -EIO;
 	}
 
 	if (ivpu_pll_disable(vdev)) {
···
 		ret = -EIO;
 	}
 
-	if (ivpu_hw_mtl_d0i3_enable(vdev))
-		ivpu_warn(vdev, "Failed to enable D0I3\n");
+	if (ivpu_hw_mtl_d0i3_enable(vdev)) {
+		ivpu_err(vdev, "Failed to enter D0I3\n");
+		ret = -EIO;
+	}
 
 	return ret;
 }

drivers/accel/ivpu/ivpu_hw_mtl_reg.h

···
 #define MTL_VPU_HOST_SS_CPR_RST_SET_MSS_MAS_MASK			BIT_MASK(11)
 
 #define MTL_VPU_HOST_SS_CPR_RST_CLR					0x00000098u
+#define MTL_VPU_HOST_SS_CPR_RST_CLR_AON_MASK				BIT_MASK(0)
 #define MTL_VPU_HOST_SS_CPR_RST_CLR_TOP_NOC_MASK			BIT_MASK(1)
 #define MTL_VPU_HOST_SS_CPR_RST_CLR_DSS_MAS_MASK			BIT_MASK(10)
 #define MTL_VPU_HOST_SS_CPR_RST_CLR_MSS_MAS_MASK			BIT_MASK(11)

drivers/accel/ivpu/ivpu_ipc.c

···
 	struct ivpu_ipc_info *ipc = vdev->ipc;
 	int ret;
 
-	ret = mutex_lock_interruptible(&ipc->lock);
-	if (ret)
-		return ret;
+	mutex_lock(&ipc->lock);
 
 	if (!ipc->on) {
 		ret = -EAGAIN;

drivers/accel/ivpu/ivpu_job.c

···
 	struct ivpu_file_priv *file_priv = file->driver_priv;
 	struct ivpu_device *vdev = file_priv->vdev;
 	struct ww_acquire_ctx acquire_ctx;
+	enum dma_resv_usage usage;
 	struct ivpu_bo *bo;
 	int ret;
 	u32 i;
···
 
 	job->cmd_buf_vpu_addr = bo->vpu_addr + commands_offset;
 
-	ret = drm_gem_lock_reservations((struct drm_gem_object **)job->bos, 1, &acquire_ctx);
+	ret = drm_gem_lock_reservations((struct drm_gem_object **)job->bos, buf_count,
+					&acquire_ctx);
 	if (ret) {
 		ivpu_warn(vdev, "Failed to lock reservations: %d\n", ret);
 		return ret;
 	}
 
-	ret = dma_resv_reserve_fences(bo->base.resv, 1);
-	if (ret) {
-		ivpu_warn(vdev, "Failed to reserve fences: %d\n", ret);
-		goto unlock_reservations;
+	for (i = 0; i < buf_count; i++) {
+		ret = dma_resv_reserve_fences(job->bos[i]->base.resv, 1);
+		if (ret) {
+			ivpu_warn(vdev, "Failed to reserve fences: %d\n", ret);
+			goto unlock_reservations;
+		}
 	}
 
-	dma_resv_add_fence(bo->base.resv, job->done_fence, DMA_RESV_USAGE_WRITE);
+	for (i = 0; i < buf_count; i++) {
+		usage = (i == CMD_BUF_IDX) ? DMA_RESV_USAGE_WRITE : DMA_RESV_USAGE_BOOKKEEP;
+		dma_resv_add_fence(job->bos[i]->base.resv, job->done_fence, usage);
+	}
 
 unlock_reservations:
-	drm_gem_unlock_reservations((struct drm_gem_object **)job->bos, 1, &acquire_ctx);
+	drm_gem_unlock_reservations((struct drm_gem_object **)job->bos, buf_count, &acquire_ctx);
 
 	wmb(); /* Flush write combining buffers */
 

drivers/accel/ivpu/ivpu_mmu.c

···
 int ivpu_mmu_invalidate_tlb(struct ivpu_device *vdev, u16 ssid)
 {
 	struct ivpu_mmu_info *mmu = vdev->mmu;
-	int ret;
+	int ret = 0;
 
-	ret = mutex_lock_interruptible(&mmu->lock);
-	if (ret)
-		return ret;
-
-	if (!mmu->on) {
-		ret = 0;
+	mutex_lock(&mmu->lock);
+	if (!mmu->on)
 		goto unlock;
-	}
 
 	ret = ivpu_mmu_cmdq_write_tlbi_nh_asid(vdev, ssid);
 	if (ret)
···
 	struct ivpu_mmu_cdtab *cdtab = &mmu->cdtab;
 	u64 *entry;
 	u64 cd[4];
-	int ret;
+	int ret = 0;
 
 	if (ssid > IVPU_MMU_CDTAB_ENT_COUNT)
 		return -EINVAL;
···
 	ivpu_dbg(vdev, MMU, "CDTAB %s entry (SSID=%u, dma=%pad): 0x%llx, 0x%llx, 0x%llx, 0x%llx\n",
 		 cd_dma ? "write" : "clear", ssid, &cd_dma, cd[0], cd[1], cd[2], cd[3]);
 
-	ret = mutex_lock_interruptible(&mmu->lock);
-	if (ret)
-		return ret;
-
-	if (!mmu->on) {
-		ret = 0;
+	mutex_lock(&mmu->lock);
+	if (!mmu->on)
 		goto unlock;
-	}
 
 	ret = ivpu_mmu_cmdq_write_cfgi_all(vdev);
 	if (ret)

drivers/accel/qaic/qaic_drv.c

···
 
 cleanup_usr:
 	cleanup_srcu_struct(&usr->qddev_lock);
+	ida_free(&qaic_usrs, usr->handle);
 free_usr:
 	kfree(usr);
 dev_unlock:
···
 	struct qaic_user *usr;
 
 	qddev = qdev->qddev;
+	qdev->qddev = NULL;
+	if (!qddev)
+		return;
 
 	/*
 	 * Existing users get unresolvable errors till they close FDs.

drivers/ata/libata-core.c

···
 
 	mutex_init(&ap->scsi_scan_mutex);
 	INIT_DELAYED_WORK(&ap->hotplug_task, ata_scsi_hotplug);
-	INIT_WORK(&ap->scsi_rescan_task, ata_scsi_dev_rescan);
+	INIT_DELAYED_WORK(&ap->scsi_rescan_task, ata_scsi_dev_rescan);
 	INIT_LIST_HEAD(&ap->eh_done_q);
 	init_waitqueue_head(&ap->eh_wait_q);
 	init_completion(&ap->park_req_pending);
···
 	WARN_ON(!(ap->pflags & ATA_PFLAG_UNLOADED));
 
 	cancel_delayed_work_sync(&ap->hotplug_task);
+	cancel_delayed_work_sync(&ap->scsi_rescan_task);
 
  skip_eh:
 	/* clean up zpodd on port removal */

drivers/ata/libata-eh.c

···
 			ehc->i.flags |= ATA_EHI_SETMODE;
 
 			/* schedule the scsi_rescan_device() here */
-			schedule_work(&(ap->scsi_rescan_task));
+			schedule_delayed_work(&ap->scsi_rescan_task, 0);
 		} else if (dev->class == ATA_DEV_UNKNOWN &&
 			   ehc->tries[dev->devno] &&
 			   ata_class_enabled(ehc->classes[dev->devno])) {

drivers/ata/libata-scsi.c

···
 void ata_scsi_dev_rescan(struct work_struct *work)
 {
 	struct ata_port *ap =
-		container_of(work, struct ata_port, scsi_rescan_task);
+		container_of(work, struct ata_port, scsi_rescan_task.work);
 	struct ata_link *link;
 	struct ata_device *dev;
 	unsigned long flags;
+	bool delay_rescan = false;
 
 	mutex_lock(&ap->scsi_scan_mutex);
 	spin_lock_irqsave(ap->lock, flags);
···
 			if (scsi_device_get(sdev))
 				continue;
 
+			/*
+			 * If the rescan work was scheduled because of a resume
+			 * event, the port is already fully resumed, but the
+			 * SCSI device may not yet be fully resumed. In such
+			 * case, executing scsi_rescan_device() may cause a
+			 * deadlock with the PM code on device_lock(). Prevent
+			 * this by giving up and retrying rescan after a short
+			 * delay.
+			 */
+			delay_rescan = sdev->sdev_gendev.power.is_suspended;
+			if (delay_rescan) {
+				scsi_device_put(sdev);
+				break;
+			}
+
 			spin_unlock_irqrestore(ap->lock, flags);
 			scsi_rescan_device(&(sdev->sdev_gendev));
 			scsi_device_put(sdev);
···
 
 	spin_unlock_irqrestore(ap->lock, flags);
 	mutex_unlock(&ap->scsi_scan_mutex);
+
+	if (delay_rescan)
+		schedule_delayed_work(&ap->scsi_rescan_task,
+				      msecs_to_jiffies(5));
 }

drivers/base/regmap/regcache.c

···
 {
 	int ret;
 
+	if (!regmap_writeable(map, reg))
+		return false;
+
 	/* If we don't know the chip just got reset, then sync everything. */
 	if (!map->no_sync_defaults)
 		return true;

drivers/block/null_blk/main.c

···
 	struct nullb_device *dev = nullb->dev;
 
 	null_del_dev(nullb);
+	null_free_device_storage(dev, false);
 	null_free_dev(dev);
 }
 

drivers/block/rbd.c

···
 /*
  * Must be called after rbd_obj_calc_img_extents().
  */
-static bool rbd_obj_copyup_enabled(struct rbd_obj_request *obj_req)
+static void rbd_obj_set_copyup_enabled(struct rbd_obj_request *obj_req)
 {
-	if (!obj_req->num_img_extents ||
-	    (rbd_obj_is_entire(obj_req) &&
-	     !obj_req->img_request->snapc->num_snaps))
-		return false;
+	rbd_assert(obj_req->img_request->snapc);
 
-	return true;
+	if (obj_req->img_request->op_type == OBJ_OP_DISCARD) {
+		dout("%s %p objno %llu discard\n", __func__, obj_req,
+		     obj_req->ex.oe_objno);
+		return;
+	}
+
+	if (!obj_req->num_img_extents) {
+		dout("%s %p objno %llu not overlapping\n", __func__, obj_req,
+		     obj_req->ex.oe_objno);
+		return;
+	}
+
+	if (rbd_obj_is_entire(obj_req) &&
+	    !obj_req->img_request->snapc->num_snaps) {
+		dout("%s %p objno %llu entire\n", __func__, obj_req,
+		     obj_req->ex.oe_objno);
+		return;
+	}
+
+	obj_req->flags |= RBD_OBJ_FLAG_COPYUP_ENABLED;
 }
 
 static u64 rbd_obj_img_extents_bytes(struct rbd_obj_request *obj_req)
···
 static struct ceph_osd_request *
 rbd_obj_add_osd_request(struct rbd_obj_request *obj_req, int num_ops)
 {
+	rbd_assert(obj_req->img_request->snapc);
 	return __rbd_obj_add_osd_request(obj_req, obj_req->img_request->snapc,
 					 num_ops);
 }
···
 	mutex_init(&img_request->state_mutex);
 }
 
+/*
+ * Only snap_id is captured here, for reads.  For writes, snapshot
+ * context is captured in rbd_img_object_requests() after exclusive
+ * lock is ensured to be held.
+ */
 static void rbd_img_capture_header(struct rbd_img_request *img_req)
 {
 	struct rbd_device *rbd_dev = img_req->rbd_dev;
 
 	lockdep_assert_held(&rbd_dev->header_rwsem);
 
-	if (rbd_img_is_write(img_req))
-		img_req->snapc = ceph_get_snap_context(rbd_dev->header.snapc);
-	else
+	if (!rbd_img_is_write(img_req))
 		img_req->snap_id = rbd_dev->spec->snap_id;
 
 	if (rbd_dev_parent_get(rbd_dev))
···
 	if (ret)
 		return ret;
 
-	if (rbd_obj_copyup_enabled(obj_req))
-		obj_req->flags |= RBD_OBJ_FLAG_COPYUP_ENABLED;
-
 	obj_req->write_state = RBD_OBJ_WRITE_START;
 	return 0;
 }
···
 	if (ret)
 		return ret;
 
-	if (rbd_obj_copyup_enabled(obj_req))
-		obj_req->flags |= RBD_OBJ_FLAG_COPYUP_ENABLED;
 	if (!obj_req->num_img_extents) {
 		obj_req->flags |= RBD_OBJ_FLAG_NOOP_FOR_NONEXISTENT;
 		if (rbd_obj_is_entire(obj_req))
···
 	case RBD_OBJ_WRITE_START:
 		rbd_assert(!*result);
 
+		rbd_obj_set_copyup_enabled(obj_req);
 		if (rbd_obj_write_is_noop(obj_req))
 			return true;
 
···
 
 static void rbd_img_object_requests(struct rbd_img_request *img_req)
 {
+	struct rbd_device *rbd_dev = img_req->rbd_dev;
 	struct rbd_obj_request *obj_req;
 
 	rbd_assert(!img_req->pending.result && !img_req->pending.num_pending);
+	rbd_assert(!need_exclusive_lock(img_req) ||
+		   __rbd_is_lock_owner(rbd_dev));
+
+	if (rbd_img_is_write(img_req)) {
+		rbd_assert(!img_req->snapc);
+		down_read(&rbd_dev->header_rwsem);
+		img_req->snapc = ceph_get_snap_context(rbd_dev->header.snapc);
+		up_read(&rbd_dev->header_rwsem);
+	}
 
 	for_each_obj_request(img_req, obj_req) {
 		int result = 0;
···
 
 static bool rbd_img_advance(struct rbd_img_request *img_req, int *result)
 {
-	struct rbd_device *rbd_dev = img_req->rbd_dev;
 	int ret;
 
 again:
···
 	case RBD_IMG_EXCLUSIVE_LOCK:
 		if (*result)
 			return true;
-
-		rbd_assert(!need_exclusive_lock(img_req) ||
-			   __rbd_is_lock_owner(rbd_dev));
 
 		rbd_img_object_requests(img_req);
 		if (!img_req->pending.num_pending) {
···
 static int rbd_post_acquire_action(struct rbd_device *rbd_dev)
 {
 	int ret;
+
+	ret = rbd_dev_refresh(rbd_dev);
+	if (ret)
+		return ret;
 
 	if (rbd_dev->header.features & RBD_FEATURE_OBJECT_MAP) {
 		ret = rbd_object_map_open(rbd_dev);

drivers/bluetooth/hci_qca.c

···
 	QCA_HW_ERROR_EVENT,
 	QCA_SSR_TRIGGERED,
 	QCA_BT_OFF,
-	QCA_ROM_FW
+	QCA_ROM_FW,
+	QCA_DEBUGFS_CREATED,
 };
 
 enum qca_capabilities {
···
 	umode_t mode;
 
 	if (!hdev->debugfs)
+		return;
+
+	if (test_and_set_bit(QCA_DEBUGFS_CREATED, &qca->flags))
 		return;
 
 	ibs_dir = debugfs_create_dir("ibs", hdev->debugfs);

drivers/clk/clk-composite.c

···
 			if (ret)
 				continue;
 
-			rate_diff = abs(req->rate - tmp_req.rate);
+			if (req->rate >= tmp_req.rate)
+				rate_diff = req->rate - tmp_req.rate;
+			else
+				rate_diff = tmp_req.rate - req->rate;
 
 			if (!rate_diff || !req->best_parent_hw
 				       || best_rate_diff > rate_diff) {

drivers/clk/clk-loongson2.c

···
 {
 	int ret;
 	struct clk_hw *hw;
-	struct clk_init_data init;
+	struct clk_init_data init = { };
 
 	hw = devm_kzalloc(dev, sizeof(*hw), GFP_KERNEL);
 	if (!hw)

drivers/clk/mediatek/clk-mt8365.c

···
 static DEFINE_SPINLOCK(mt8365_clk_lock);
 
 static const struct mtk_fixed_clk top_fixed_clks[] = {
+	FIXED_CLK(CLK_TOP_CLK_NULL, "clk_null", NULL, 0),
 	FIXED_CLK(CLK_TOP_I2S0_BCK, "i2s0_bck", NULL, 26000000),
 	FIXED_CLK(CLK_TOP_DSI0_LNTC_DSICK, "dsi0_lntc_dsick", "clk26m",
 		  75000000),
···
 		  0x324, 16, 8, CLK_DIVIDER_ROUND_CLOSEST),
 	DIV_ADJ_F(CLK_TOP_APLL12_CK_DIV3, "apll12_ck_div3", "apll_i2s3_sel",
 		  0x324, 24, 8, CLK_DIVIDER_ROUND_CLOSEST),
+	DIV_ADJ_F(CLK_TOP_APLL12_CK_DIV4, "apll12_ck_div4", "apll_tdmout_sel",
+		  0x328, 0, 8, CLK_DIVIDER_ROUND_CLOSEST),
+	DIV_ADJ_F(CLK_TOP_APLL12_CK_DIV4B, "apll12_ck_div4b", "apll_tdmout_sel",
+		  0x328, 8, 8, CLK_DIVIDER_ROUND_CLOSEST),
+	DIV_ADJ_F(CLK_TOP_APLL12_CK_DIV5, "apll12_ck_div5", "apll_tdmin_sel",
+		  0x328, 16, 8, CLK_DIVIDER_ROUND_CLOSEST),
+	DIV_ADJ_F(CLK_TOP_APLL12_CK_DIV5B, "apll12_ck_div5b", "apll_tdmin_sel",
+		  0x328, 24, 8, CLK_DIVIDER_ROUND_CLOSEST),
 	DIV_ADJ_F(CLK_TOP_APLL12_CK_DIV6, "apll12_ck_div6", "apll_spdif_sel",
 		  0x32c, 0, 8, CLK_DIVIDER_ROUND_CLOSEST),
 };
···
 
 #define GATE_TOP0(_id, _name, _parent, _shift)			\
 	GATE_MTK(_id, _name, _parent, &top0_cg_regs,		\
-		 _shift, &mtk_clk_gate_ops_no_setclr_inv)
+		 _shift, &mtk_clk_gate_ops_no_setclr)
 
 #define GATE_TOP1(_id, _name, _parent, _shift)			\
 	GATE_MTK(_id, _name, _parent, &top1_cg_regs,		\
-		 _shift, &mtk_clk_gate_ops_no_setclr)
+		 _shift, &mtk_clk_gate_ops_no_setclr_inv)
 
 #define GATE_TOP2(_id, _name, _parent, _shift)			\
 	GATE_MTK(_id, _name, _parent, &top2_cg_regs,		\
-		 _shift, &mtk_clk_gate_ops_no_setclr)
+		 _shift, &mtk_clk_gate_ops_no_setclr_inv)
 
 static const struct mtk_gate top_clk_gates[] = {
 	GATE_TOP0(CLK_TOP_CONN_32K, "conn_32k", "clk32k", 10),
···
 	GATE_IFR3(CLK_IFR_GCPU, "ifr_gcpu", "axi_sel", 8),
 	GATE_IFR3(CLK_IFR_TRNG, "ifr_trng", "axi_sel", 9),
 	GATE_IFR3(CLK_IFR_AUXADC, "ifr_auxadc", "clk26m", 10),
+	GATE_IFR3(CLK_IFR_CPUM, "ifr_cpum", "clk26m", 11),
 	GATE_IFR3(CLK_IFR_AUXADC_MD, "ifr_auxadc_md", "clk26m", 14),
 	GATE_IFR3(CLK_IFR_AP_DMA, "ifr_ap_dma", "axi_sel", 18),
 	GATE_IFR3(CLK_IFR_DEBUGSYS, "ifr_debugsys", "axi_sel", 24),
···
 	GATE_IFR5(CLK_IFR_PWRAP_TMR, "ifr_pwrap_tmr", "clk26m", 12),
 	GATE_IFR5(CLK_IFR_PWRAP_SPI, "ifr_pwrap_spi", "clk26m", 13),
 	GATE_IFR5(CLK_IFR_PWRAP_SYS, "ifr_pwrap_sys", "clk26m", 14),
+	GATE_MTK_FLAGS(CLK_IFR_MCU_PM_BK, "ifr_mcu_pm_bk", NULL, &ifr5_cg_regs,
+			17, &mtk_clk_gate_ops_setclr, CLK_IGNORE_UNUSED),
 	GATE_IFR5(CLK_IFR_IRRX_26M, "ifr_irrx_26m", "clk26m", 22),
 	GATE_IFR5(CLK_IFR_IRRX_32K, "ifr_irrx_32k", "clk32k", 23),
 	GATE_IFR5(CLK_IFR_I2C0_AXI, "ifr_i2c0_axi", "i2c_sel", 24),

drivers/clk/pxa/clk-pxa3xx.c

···
 	accr &= ~disable;
 	accr |= enable;
 
-	writel(accr, ACCR);
+	writel(accr, clk_regs + ACCR);
 	if (xclkcfg)
 		__asm__("mcr p14, 0, %0, c6, c0, 0\n" : : "r"(xclkcfg));
 

drivers/edac/qcom_edac.c

···
 #define TRP_SYN_REG_CNT                 6
 #define DRP_SYN_REG_CNT                 8
 
-#define LLCC_COMMON_STATUS0             0x0003000c
 #define LLCC_LB_CNT_MASK                GENMASK(31, 28)
 #define LLCC_LB_CNT_SHIFT               28
-
-/* Single & double bit syndrome register offsets */
-#define TRP_ECC_SB_ERR_SYN0             0x0002304c
-#define TRP_ECC_DB_ERR_SYN0             0x00020370
-#define DRP_ECC_SB_ERR_SYN0             0x0004204c
-#define DRP_ECC_DB_ERR_SYN0             0x00042070
-
-/* Error register offsets */
-#define TRP_ECC_ERROR_STATUS1           0x00020348
-#define TRP_ECC_ERROR_STATUS0           0x00020344
-#define DRP_ECC_ERROR_STATUS1           0x00042048
-#define DRP_ECC_ERROR_STATUS0           0x00042044
-
-/* TRP, DRP interrupt register offsets */
-#define DRP_INTERRUPT_STATUS            0x00041000
-#define TRP_INTERRUPT_0_STATUS          0x00020480
-#define DRP_INTERRUPT_CLEAR             0x00041008
-#define DRP_ECC_ERROR_CNTR_CLEAR        0x00040004
-#define TRP_INTERRUPT_0_CLEAR           0x00020484
-#define TRP_ECC_ERROR_CNTR_CLEAR        0x00020440
 
 /* Mask and shift macros */
 #define ECC_DB_ERR_COUNT_MASK           GENMASK(4, 0)
···
 
 #define DRP_TRP_INT_CLEAR               GENMASK(1, 0)
 #define DRP_TRP_CNT_CLEAR               GENMASK(1, 0)
-
-/* Config registers offsets*/
-#define DRP_ECC_ERROR_CFG               0x00040000
-
-/* Tag RAM, Data RAM interrupt register offsets */
-#define CMN_INTERRUPT_0_ENABLE          0x0003001c
-#define CMN_INTERRUPT_2_ENABLE          0x0003003c
-#define TRP_INTERRUPT_0_ENABLE          0x00020488
-#define DRP_INTERRUPT_ENABLE            0x0004100c
 
 #define SB_ERROR_THRESHOLD              0x1
 #define SB_ERROR_THRESHOLD_SHIFT        24
···
 static const struct llcc_edac_reg_data edac_reg_data[] = {
 	[LLCC_DRAM_CE] = {
 		.name = "DRAM Single-bit",
-		.synd_reg = DRP_ECC_SB_ERR_SYN0,
-		.count_status_reg = DRP_ECC_ERROR_STATUS1,
-		.ways_status_reg = DRP_ECC_ERROR_STATUS0,
 		.reg_cnt = DRP_SYN_REG_CNT,
 		.count_mask = ECC_SB_ERR_COUNT_MASK,
 		.ways_mask = ECC_SB_ERR_WAYS_MASK,
···
 	},
 	[LLCC_DRAM_UE] = {
 		.name = "DRAM Double-bit",
-		.synd_reg = DRP_ECC_DB_ERR_SYN0,
-		.count_status_reg = DRP_ECC_ERROR_STATUS1,
-		.ways_status_reg = DRP_ECC_ERROR_STATUS0,
 		.reg_cnt = DRP_SYN_REG_CNT,
 		.count_mask = ECC_DB_ERR_COUNT_MASK,
 		.ways_mask = ECC_DB_ERR_WAYS_MASK,
···
 	},
 	[LLCC_TRAM_CE] = {
 		.name = "TRAM Single-bit",
-		.synd_reg = TRP_ECC_SB_ERR_SYN0,
-		.count_status_reg = TRP_ECC_ERROR_STATUS1,
-		.ways_status_reg = TRP_ECC_ERROR_STATUS0,
 		.reg_cnt = TRP_SYN_REG_CNT,
 		.count_mask = ECC_SB_ERR_COUNT_MASK,
 		.ways_mask = ECC_SB_ERR_WAYS_MASK,
···
 	},
 	[LLCC_TRAM_UE] = {
 		.name = "TRAM Double-bit",
-		.synd_reg = TRP_ECC_DB_ERR_SYN0,
-		.count_status_reg = TRP_ECC_ERROR_STATUS1,
-		.ways_status_reg = TRP_ECC_ERROR_STATUS0,
 		.reg_cnt = TRP_SYN_REG_CNT,
 		.count_mask = ECC_DB_ERR_COUNT_MASK,
 		.ways_mask = ECC_DB_ERR_WAYS_MASK,
···
 	},
 };
 
-static int qcom_llcc_core_setup(struct regmap *llcc_bcast_regmap)
+static int qcom_llcc_core_setup(struct llcc_drv_data *drv, struct regmap *llcc_bcast_regmap)
 {
 	u32 sb_err_threshold;
 	int ret;
···
 	 * Configure interrupt enable registers such that Tag, Data RAM related
 	 * interrupts are propagated to interrupt controller for servicing
 	 */
-	ret = regmap_update_bits(llcc_bcast_regmap, CMN_INTERRUPT_2_ENABLE,
+	ret = regmap_update_bits(llcc_bcast_regmap, drv->edac_reg_offset->cmn_interrupt_2_enable,
 				 TRP0_INTERRUPT_ENABLE,
 				 TRP0_INTERRUPT_ENABLE);
 	if (ret)
 		return ret;
 
-	ret = regmap_update_bits(llcc_bcast_regmap, TRP_INTERRUPT_0_ENABLE,
+	ret = regmap_update_bits(llcc_bcast_regmap, drv->edac_reg_offset->trp_interrupt_0_enable,
 				 SB_DB_TRP_INTERRUPT_ENABLE,
 				 SB_DB_TRP_INTERRUPT_ENABLE);
 	if (ret)
 		return ret;
 
 	sb_err_threshold = (SB_ERROR_THRESHOLD << SB_ERROR_THRESHOLD_SHIFT);
-	ret = regmap_write(llcc_bcast_regmap, DRP_ECC_ERROR_CFG,
+	ret = regmap_write(llcc_bcast_regmap, drv->edac_reg_offset->drp_ecc_error_cfg,
 			   sb_err_threshold);
 	if (ret)
 		return ret;
 
-	ret = regmap_update_bits(llcc_bcast_regmap, CMN_INTERRUPT_2_ENABLE,
+	ret = regmap_update_bits(llcc_bcast_regmap, drv->edac_reg_offset->cmn_interrupt_2_enable,
 				 DRP0_INTERRUPT_ENABLE,
 				 DRP0_INTERRUPT_ENABLE);
 	if (ret)
 		return ret;
 
-	ret = regmap_write(llcc_bcast_regmap, DRP_INTERRUPT_ENABLE,
+	ret = regmap_write(llcc_bcast_regmap, drv->edac_reg_offset->drp_interrupt_enable,
 			   SB_DB_DRP_INTERRUPT_ENABLE);
 	return ret;
 }
···
 static int
 qcom_llcc_clear_error_status(int err_type, struct llcc_drv_data *drv)
 {
-	int ret = 0;
+	int ret;
 
 	switch (err_type) {
 	case LLCC_DRAM_CE:
 	case LLCC_DRAM_UE:
-		ret = regmap_write(drv->bcast_regmap, DRP_INTERRUPT_CLEAR,
+		ret = regmap_write(drv->bcast_regmap,
+				   drv->edac_reg_offset->drp_interrupt_clear,
 				   DRP_TRP_INT_CLEAR);
 		if (ret)
 			return ret;
 
-		ret = regmap_write(drv->bcast_regmap, DRP_ECC_ERROR_CNTR_CLEAR,
+		ret = regmap_write(drv->bcast_regmap,
+				   drv->edac_reg_offset->drp_ecc_error_cntr_clear,
 				   DRP_TRP_CNT_CLEAR);
 		if (ret)
 			return ret;
 		break;
 	case LLCC_TRAM_CE:
 	case LLCC_TRAM_UE:
-		ret = regmap_write(drv->bcast_regmap, TRP_INTERRUPT_0_CLEAR,
+		ret = regmap_write(drv->bcast_regmap,
+				   drv->edac_reg_offset->trp_interrupt_0_clear,
 				   DRP_TRP_INT_CLEAR);
 		if (ret)
 			return ret;
 
-		ret = regmap_write(drv->bcast_regmap, TRP_ECC_ERROR_CNTR_CLEAR,
+		ret = regmap_write(drv->bcast_regmap,
+				   drv->edac_reg_offset->trp_ecc_error_cntr_clear,
 				   DRP_TRP_CNT_CLEAR);
 		if (ret)
 			return ret;
···
 	return ret;
 }
 
+struct qcom_llcc_syn_regs {
+	u32 synd_reg;
+	u32 count_status_reg;
+	u32 ways_status_reg;
+};
+
+static void get_reg_offsets(struct llcc_drv_data *drv, int err_type,
+			    struct qcom_llcc_syn_regs *syn_regs)
+{
+	const struct llcc_edac_reg_offset *edac_reg_offset = drv->edac_reg_offset;
+
+	switch (err_type) {
+	case LLCC_DRAM_CE:
+		syn_regs->synd_reg = edac_reg_offset->drp_ecc_sb_err_syn0;
+		syn_regs->count_status_reg = edac_reg_offset->drp_ecc_error_status1;
+		syn_regs->ways_status_reg = edac_reg_offset->drp_ecc_error_status0;
+		break;
+	case LLCC_DRAM_UE:
+		syn_regs->synd_reg = edac_reg_offset->drp_ecc_db_err_syn0;
+		syn_regs->count_status_reg = edac_reg_offset->drp_ecc_error_status1;
+		syn_regs->ways_status_reg = edac_reg_offset->drp_ecc_error_status0;
+		break;
+	case LLCC_TRAM_CE:
+		syn_regs->synd_reg = edac_reg_offset->trp_ecc_sb_err_syn0;
+		syn_regs->count_status_reg = edac_reg_offset->trp_ecc_error_status1;
+		syn_regs->ways_status_reg = edac_reg_offset->trp_ecc_error_status0;
+		break;
+	case LLCC_TRAM_UE:
+		syn_regs->synd_reg = edac_reg_offset->trp_ecc_db_err_syn0;
+		syn_regs->count_status_reg = edac_reg_offset->trp_ecc_error_status1;
+		syn_regs->ways_status_reg = edac_reg_offset->trp_ecc_error_status0;
+		break;
+	}
+}
+
 /* Dump Syndrome registers data for Tag RAM, Data RAM bit errors*/
 static int
 dump_syn_reg_values(struct llcc_drv_data *drv, u32 bank, int err_type)
 {
 	struct llcc_edac_reg_data reg_data = edac_reg_data[err_type];
+	struct qcom_llcc_syn_regs regs = { };
 	int err_cnt, err_ways, ret, i;
 	u32 synd_reg, synd_val;
 
+	get_reg_offsets(drv, err_type, &regs);
+
 	for (i = 0; i < reg_data.reg_cnt; i++) {
-		synd_reg = reg_data.synd_reg + (i * 4);
+		synd_reg = regs.synd_reg + (i * 4);
 		ret = regmap_read(drv->regmaps[bank], synd_reg,
 				  &synd_val);
 		if (ret)
···
 			    reg_data.name, i, synd_val);
 	}
 
-	ret = regmap_read(drv->regmaps[bank], reg_data.count_status_reg,
+	ret = regmap_read(drv->regmaps[bank], regs.count_status_reg,
 			  &err_cnt);
 	if (ret)
 		goto clear;
···
 	edac_printk(KERN_CRIT, EDAC_LLCC, "%s: Error count: 0x%4x\n",
 		    reg_data.name, err_cnt);
 
-	ret = regmap_read(drv->regmaps[bank], reg_data.ways_status_reg,
+	ret = regmap_read(drv->regmaps[bank], regs.ways_status_reg,
 			  &err_ways);
 	if (ret)
 		goto clear;
···
 
 	/* Iterate over the banks and look for Tag RAM or Data RAM errors */
 	for (i = 0; i < drv->num_banks; i++) {
-		ret = regmap_read(drv->regmaps[i], DRP_INTERRUPT_STATUS,
+		ret = regmap_read(drv->regmaps[i], drv->edac_reg_offset->drp_interrupt_status,
 				  &drp_error);
 
 		if (!ret && (drp_error & SB_ECC_ERROR)) {
···
 		if (!ret)
 			irq_rc = IRQ_HANDLED;
 
-		ret = regmap_read(drv->regmaps[i], TRP_INTERRUPT_0_STATUS,
+		ret = regmap_read(drv->regmaps[i], drv->edac_reg_offset->trp_interrupt_0_status,
 				  &trp_error);
 
 		if (!ret && (trp_error & SB_ECC_ERROR)) {
···
 	int ecc_irq;
 	int rc;
 
-	rc = qcom_llcc_core_setup(llcc_driv_data->bcast_regmap);
+	rc = qcom_llcc_core_setup(llcc_driv_data, llcc_driv_data->bcast_regmap);
 	if (rc)
 		return rc;
 

drivers/firmware/arm_ffa/driver.c

···
 		ep_mem_access->flag = 0;
 		ep_mem_access->reserved = 0;
 	}
+	mem_region->handle = 0;
 	mem_region->reserved_0 = 0;
 	mem_region->reserved_1 = 0;
 	mem_region->ep_count = args->nattrs;

drivers/firmware/cirrus/cs_dsp.c

···
 				   file, blocks, le32_to_cpu(blk->len),
 				   type, le32_to_cpu(blk->id));
 
+			region_name = cs_dsp_mem_region_name(type);
 			mem = cs_dsp_find_region(dsp, type);
 			if (!mem) {
 				cs_dsp_err(dsp, "No base for region %x\n", type);
···
 				reg = dsp->ops->region_to_reg(mem, reg);
 				reg += offset;
 			} else {
-				cs_dsp_err(dsp, "No %x for algorithm %x\n",
-					   type, le32_to_cpu(blk->id));
+				cs_dsp_err(dsp, "No %s for algorithm %x\n",
+					   region_name, le32_to_cpu(blk->id));
 			}
 			break;
 

drivers/gpio/gpio-sim.c

···
 	char **line_names;
 
 	list_for_each_entry(line, &bank->line_list, siblings) {
+		if (line->offset >= bank->num_lines)
+			continue;
+
 		if (line->name) {
 			if (line->offset > max_offset)
 				max_offset = line->offset;
···
 	if (!line_names)
 		return ERR_PTR(-ENOMEM);
 
-	list_for_each_entry(line, &bank->line_list, siblings)
-		line_names[line->offset] = line->name;
+	list_for_each_entry(line, &bank->line_list, siblings) {
+		if (line->offset >= bank->num_lines)
+			continue;
+
+		if (line->name && (line->offset <= max_offset))
+			line_names[line->offset] = line->name;
+	}
 
 	return line_names;
 }
···
 
 	list_for_each_entry(bank, &dev->bank_list, siblings) {
 		list_for_each_entry(line, &bank->line_list, siblings) {
+			if (line->offset >= bank->num_lines)
+				continue;
+
 			if (line->hog)
 				num_hogs++;
 		}
···
 
 	list_for_each_entry(bank, &dev->bank_list, siblings) {
 		list_for_each_entry(line, &bank->line_list, siblings) {
+			if (line->offset >= bank->num_lines)
+				continue;
+
 			if (!line->hog)
 				continue;
 

drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c

···
 	 * S0ix even though the system is suspending to idle, so return false
 	 * in that case.
 	 */
-	if (!(acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0))
-		dev_warn_once(adev->dev,
+	if (!(acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0)) {
+		dev_err_once(adev->dev,
 			      "Power consumption will be higher as BIOS has not been configured for suspend-to-idle.\n"
 			      "To use suspend-to-idle change the sleep mode in BIOS setup.\n");
+		return false;
+	}
 
 #if !IS_ENABLED(CONFIG_AMD_PMC)
-	dev_warn_once(adev->dev,
+	dev_err_once(adev->dev,
 		      "Power consumption will be higher as the kernel has not been compiled with CONFIG_AMD_PMC.\n");
-#endif /* CONFIG_AMD_PMC */
+	return false;
+#else
 	return true;
+#endif /* CONFIG_AMD_PMC */
 }
 
 #endif /* CONFIG_SUSPEND */

drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c

···
 	0x5874,
 	0x5940,
 	0x5941,
+	0x5b70,
 	0x5b72,
 	0x5b73,
 	0x5b74,

drivers/gpu/drm/amd/amdgpu/amdgpu_object.c

···
 static void amdgpu_bo_vm_destroy(struct ttm_buffer_object *tbo)
 {
 	struct amdgpu_device *adev = amdgpu_ttm_adev(tbo->bdev);
-	struct amdgpu_bo *bo = ttm_to_amdgpu_bo(tbo);
+	struct amdgpu_bo *shadow_bo = ttm_to_amdgpu_bo(tbo), *bo;
 	struct amdgpu_bo_vm *vmbo;
 
+	bo = shadow_bo->parent;
 	vmbo = to_amdgpu_bo_vm(bo);
 	/* in case amdgpu_device_recover_vram got NULL of bo->parent */
 	if (!list_empty(&vmbo->shadow_list)) {
···
 
 		if (flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED)
 			places[c].lpfn = visible_pfn;
-		else if (adev->gmc.real_vram_size != adev->gmc.visible_vram_size)
+		else
 			places[c].flags |= TTM_PL_FLAG_TOPDOWN;
 
 		if (flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS)
···
 		return r;
 
 	*vmbo_ptr = to_amdgpu_bo_vm(bo_ptr);
-	INIT_LIST_HEAD(&(*vmbo_ptr)->shadow_list);
-	/* Set destroy callback to amdgpu_bo_vm_destroy after vmbo->shadow_list
-	 * is initialized.
-	 */
-	bo_ptr->tbo.destroy = &amdgpu_bo_vm_destroy;
 	return r;
 }
 
···
 
 	mutex_lock(&adev->shadow_list_lock);
 	list_add_tail(&vmbo->shadow_list, &adev->shadow_list);
+	vmbo->shadow->parent = amdgpu_bo_ref(&vmbo->bo);
+	vmbo->shadow->tbo.destroy = &amdgpu_bo_vm_destroy;
 	mutex_unlock(&adev->shadow_list_lock);
 }
 

drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c

···
 	void *fw_pri_cpu_addr;
 	int ret;
 
+	if (adev->psp.vbflash_image_size == 0)
+		return -EINVAL;
+
 	dev_info(adev->dev, "VBIOS flash to PSP started");
 
 	ret = amdgpu_bo_create_kernel(adev, adev->psp.vbflash_image_size,
···
 }
 
 static const struct bin_attribute psp_vbflash_bin_attr = {
-	.attr = {.name = "psp_vbflash", .mode = 0664},
+	.attr = {.name = "psp_vbflash", .mode = 0660},
 	.size = 0,
 	.write = amdgpu_psp_vbflash_write,
 	.read = amdgpu_psp_vbflash_read,
 };
 
-static DEVICE_ATTR(psp_vbflash_status, 0444, amdgpu_psp_vbflash_status, NULL);
+static DEVICE_ATTR(psp_vbflash_status, 0440, amdgpu_psp_vbflash_status, NULL);
 
 int amdgpu_psp_sysfs_init(struct amdgpu_device *adev)
 {

drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c

···
 	if (ring->is_sw_ring)
 		amdgpu_sw_ring_ib_end(ring);
 }
+
+void amdgpu_ring_ib_on_emit_cntl(struct amdgpu_ring *ring)
+{
+	if (ring->is_sw_ring)
+		amdgpu_sw_ring_ib_mark_offset(ring, AMDGPU_MUX_OFFSET_TYPE_CONTROL);
+}
+
+void amdgpu_ring_ib_on_emit_ce(struct amdgpu_ring *ring)
+{
+	if (ring->is_sw_ring)
+		amdgpu_sw_ring_ib_mark_offset(ring, AMDGPU_MUX_OFFSET_TYPE_CE);
+}
+
+void amdgpu_ring_ib_on_emit_de(struct amdgpu_ring *ring)
+{
+	if (ring->is_sw_ring)
+		amdgpu_sw_ring_ib_mark_offset(ring, AMDGPU_MUX_OFFSET_TYPE_DE);
+}

drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h

···
 	int (*preempt_ib)(struct amdgpu_ring *ring);
 	void (*emit_mem_sync)(struct amdgpu_ring *ring);
 	void (*emit_wave_limit)(struct amdgpu_ring *ring, bool enable);
+	void (*patch_cntl)(struct amdgpu_ring *ring, unsigned offset);
+	void (*patch_ce)(struct amdgpu_ring *ring, unsigned offset);
+	void (*patch_de)(struct amdgpu_ring *ring, unsigned offset);
 };
 
 struct amdgpu_ring {
···
 #define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r))
 #define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o))
 #define amdgpu_ring_preempt_ib(r) (r)->funcs->preempt_ib(r)
+#define amdgpu_ring_patch_cntl(r, o) ((r)->funcs->patch_cntl((r), (o)))
+#define amdgpu_ring_patch_ce(r, o) ((r)->funcs->patch_ce((r), (o)))
+#define amdgpu_ring_patch_de(r, o) ((r)->funcs->patch_de((r), (o)))
 
 int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw);
 void amdgpu_ring_ib_begin(struct amdgpu_ring *ring);
 void amdgpu_ring_ib_end(struct amdgpu_ring *ring);
+void amdgpu_ring_ib_on_emit_cntl(struct amdgpu_ring *ring);
+void amdgpu_ring_ib_on_emit_ce(struct amdgpu_ring *ring);
+void amdgpu_ring_ib_on_emit_de(struct amdgpu_ring *ring);
 
 void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count);
 void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib);

drivers/gpu/drm/amd/amdgpu/amdgpu_ring_mux.c

···
 				amdgpu_fence_update_start_timestamp(e->ring,
 								    chunk->sync_seq,
 								    ktime_get());
+				if (chunk->sync_seq ==
+					le32_to_cpu(*(e->ring->fence_drv.cpu_addr + 2))) {
+					if (chunk->cntl_offset <= e->ring->buf_mask)
+						amdgpu_ring_patch_cntl(e->ring,
+								       chunk->cntl_offset);
+					if (chunk->ce_offset <= e->ring->buf_mask)
+						amdgpu_ring_patch_ce(e->ring, chunk->ce_offset);
+					if (chunk->de_offset <= e->ring->buf_mask)
+						amdgpu_ring_patch_de(e->ring, chunk->de_offset);
+				}
 				amdgpu_ring_mux_copy_pkt_from_sw_ring(mux, e->ring,
 								      chunk->start,
 								      chunk->end);
···
 	amdgpu_ring_mux_end_ib(mux, ring);
 }
 
+void amdgpu_sw_ring_ib_mark_offset(struct amdgpu_ring *ring, enum amdgpu_ring_mux_offset_type type)
+{
+	struct amdgpu_device *adev = ring->adev;
+	struct amdgpu_ring_mux *mux = &adev->gfx.muxer;
+	unsigned offset;
+
+	offset = ring->wptr & ring->buf_mask;
+
+	amdgpu_ring_mux_ib_mark_offset(mux, ring, offset, type);
+}
+
 void amdgpu_ring_mux_start_ib(struct amdgpu_ring_mux *mux, struct amdgpu_ring *ring)
 {
 	struct amdgpu_mux_entry *e;
···
 	}
 
 	chunk->start = ring->wptr;
+	/* the initialized value used to check if they are set by the ib submission*/
+	chunk->cntl_offset = ring->buf_mask + 1;
+	chunk->de_offset = ring->buf_mask + 1;
+	chunk->ce_offset = ring->buf_mask + 1;
 	list_add_tail(&chunk->entry, &e->list);
 }
 
···
 			list_del(&chunk->entry);
 			kmem_cache_free(amdgpu_mux_chunk_slab, chunk);
 		}
+	}
+}
+
+void amdgpu_ring_mux_ib_mark_offset(struct amdgpu_ring_mux *mux,
+				    struct amdgpu_ring *ring, u64 offset,
+				    enum amdgpu_ring_mux_offset_type type)
+{
+	struct amdgpu_mux_entry *e;
+	struct amdgpu_mux_chunk *chunk;
+
+	e = amdgpu_ring_mux_sw_entry(mux, ring);
+	if (!e) {
+		DRM_ERROR("cannot find entry!\n");
+		return;
+	}
+
+	chunk = list_last_entry(&e->list, struct amdgpu_mux_chunk, entry);
+	if (!chunk) {
+		DRM_ERROR("cannot find chunk!\n");
+		return;
+	}
+
+	switch (type) {
+	case AMDGPU_MUX_OFFSET_TYPE_CONTROL:
+		chunk->cntl_offset = offset;
+		break;
+	case AMDGPU_MUX_OFFSET_TYPE_DE:
+		chunk->de_offset = offset;
+		break;
+	case AMDGPU_MUX_OFFSET_TYPE_CE:
+		chunk->ce_offset = offset;
+		break;
+	default:
+		DRM_ERROR("invalid type (%d)\n", type);
+		break;
 	}
 }
 

drivers/gpu/drm/amd/amdgpu/amdgpu_ring_mux.h

···
 	struct list_head        list;
 };
 
+enum amdgpu_ring_mux_offset_type {
+	AMDGPU_MUX_OFFSET_TYPE_CONTROL,
+	AMDGPU_MUX_OFFSET_TYPE_DE,
+	AMDGPU_MUX_OFFSET_TYPE_CE,
+};
+
 struct amdgpu_ring_mux {
 	struct amdgpu_ring      *real_ring;
 
···
  * @sync_seq: the fence seqno related with the saved IB.
  * @start:- start location on the software ring.
  * @end:- end location on the software ring.
+ * @control_offset:- the PRE_RESUME bit position used for resubmission.
+ * @de_offset:- the anchor in write_data for de meta of resubmission.
+ * @ce_offset:- the anchor in write_data for ce meta of resubmission.
  */
 struct amdgpu_mux_chunk {
 	struct list_head        entry;
 	uint32_t                sync_seq;
 	u64                     start;
 	u64                     end;
+	u64                     cntl_offset;
+	u64                     de_offset;
+	u64                     ce_offset;
 };
 
 int amdgpu_ring_mux_init(struct amdgpu_ring_mux *mux, struct amdgpu_ring *ring,
···
 u64 amdgpu_ring_mux_get_rptr(struct amdgpu_ring_mux *mux, struct amdgpu_ring *ring);
 void amdgpu_ring_mux_start_ib(struct amdgpu_ring_mux *mux, struct amdgpu_ring *ring);
 void amdgpu_ring_mux_end_ib(struct amdgpu_ring_mux *mux, struct amdgpu_ring *ring);
+void amdgpu_ring_mux_ib_mark_offset(struct amdgpu_ring_mux *mux, struct amdgpu_ring *ring,
+				    u64 offset, enum amdgpu_ring_mux_offset_type type);
 bool amdgpu_mcbp_handle_trailing_fence_irq(struct amdgpu_ring_mux *mux);
 
 u64 amdgpu_sw_ring_get_rptr_gfx(struct amdgpu_ring *ring);
···
 void amdgpu_sw_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count);
 void amdgpu_sw_ring_ib_begin(struct amdgpu_ring *ring);
 void amdgpu_sw_ring_ib_end(struct amdgpu_ring *ring);
+void amdgpu_sw_ring_ib_mark_offset(struct amdgpu_ring *ring, enum amdgpu_ring_mux_offset_type type);
 const char *amdgpu_sw_ring_name(int idx);
 unsigned int amdgpu_sw_ring_priority(int idx);
 

drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c

···
 		return r;
 	}
 
-	(*vmbo)->shadow->parent = amdgpu_bo_ref(bo);
 	amdgpu_bo_add_to_shadow_list(*vmbo);
 
 	return 0;

drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c

···
 {
 	struct amdgpu_vram_mgr *mgr = to_vram_mgr(man);
 	struct drm_buddy *mm = &mgr->mm;
-	struct drm_buddy_block *block;
+	struct amdgpu_vram_reservation *rsv;
 
 	drm_printf(printer, "  vis usage:%llu\n",
 		   amdgpu_vram_mgr_vis_usage(mgr));
···
 	drm_buddy_print(mm, printer);
 
 	drm_printf(printer, "reserved:\n");
-	list_for_each_entry(block, &mgr->reserved_pages, link)
-		drm_buddy_block_print(mm, block, printer);
+	list_for_each_entry(rsv, &mgr->reserved_pages, blocks)
+		drm_printf(printer, "%#018llx-%#018llx: %llu\n",
+			rsv->start, rsv->start + rsv->size, rsv->size);
 	mutex_unlock(&mgr->lock);
 }
 

drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c

···
 #define mmGOLDEN_TSC_COUNT_LOWER_Renoir                0x0026
 #define mmGOLDEN_TSC_COUNT_LOWER_Renoir_BASE_IDX       1
 
-#define mmGOLDEN_TSC_COUNT_UPPER_Raven   0x007a
-#define mmGOLDEN_TSC_COUNT_UPPER_Raven_BASE_IDX 0
-#define mmGOLDEN_TSC_COUNT_LOWER_Raven   0x007b
-#define mmGOLDEN_TSC_COUNT_LOWER_Raven_BASE_IDX 0
-
-#define mmGOLDEN_TSC_COUNT_UPPER_Raven2   0x0068
-#define mmGOLDEN_TSC_COUNT_UPPER_Raven2_BASE_IDX 0
-#define mmGOLDEN_TSC_COUNT_LOWER_Raven2   0x0069
-#define mmGOLDEN_TSC_COUNT_LOWER_Raven2_BASE_IDX 0
-
 enum ta_ras_gfx_subblock {
 	/*CPC*/
 	TA_RAS_BLOCK__GFX_CPC_INDEX_START = 0,
···
 static int gfx_v9_0_get_cu_info(struct amdgpu_device *adev,
 				struct amdgpu_cu_info *cu_info);
 static uint64_t gfx_v9_0_get_gpu_clock_counter(struct amdgpu_device *adev);
-static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume);
+static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume, bool usegds);
 static u64 gfx_v9_0_ring_get_rptr_compute(struct amdgpu_ring *ring);
 static void gfx_v9_0_query_ras_error_count(struct amdgpu_device *adev,
 					  void *ras_error_status);
···
 		preempt_enable();
 		clock = clock_lo | (clock_hi << 32ULL);
 		break;
-	case IP_VERSION(9, 1, 0):
-	case IP_VERSION(9, 2, 2):
-		preempt_disable();
-		if (adev->rev_id >= 0x8) {
-			clock_hi = RREG32_SOC15_NO_KIQ(PWR, 0, mmGOLDEN_TSC_COUNT_UPPER_Raven2);
-			clock_lo = RREG32_SOC15_NO_KIQ(PWR, 0, mmGOLDEN_TSC_COUNT_LOWER_Raven2);
-			hi_check = RREG32_SOC15_NO_KIQ(PWR, 0, mmGOLDEN_TSC_COUNT_UPPER_Raven2);
-		} else {
-			clock_hi = RREG32_SOC15_NO_KIQ(PWR, 0, mmGOLDEN_TSC_COUNT_UPPER_Raven);
-			clock_lo = RREG32_SOC15_NO_KIQ(PWR, 0, mmGOLDEN_TSC_COUNT_LOWER_Raven);
-			hi_check = RREG32_SOC15_NO_KIQ(PWR, 0, mmGOLDEN_TSC_COUNT_UPPER_Raven);
-		}
-		/* The PWR TSC clock frequency is 100MHz, which sets 32-bit carry over
-		* roughly every 42 seconds.
-		*/
-		if (hi_check != clock_hi) {
-			if (adev->rev_id >= 0x8)
-				clock_lo = RREG32_SOC15_NO_KIQ(PWR, 0, mmGOLDEN_TSC_COUNT_LOWER_Raven2);
-			else
-				clock_lo = RREG32_SOC15_NO_KIQ(PWR, 0, mmGOLDEN_TSC_COUNT_LOWER_Raven);
-			clock_hi = hi_check;
-		}
-		preempt_enable();
-		clock = clock_lo | (clock_hi << 32ULL);
-		break;
 	default:
 		amdgpu_gfx_off_ctrl(adev, false);
 		mutex_lock(&adev->gfx.gpu_clock_mutex);
···
 			gfx_v9_0_ring_emit_de_meta(ring,
 						   (!amdgpu_sriov_vf(ring->adev) &&
 						   flags & AMDGPU_IB_PREEMPTED) ?
-						   true : false);
+						   true : false,
+						   job->gds_size > 0 && job->gds_base != 0);
 	}
 
 	amdgpu_ring_write(ring, header);
···
 #endif
 		lower_32_bits(ib->gpu_addr));
 	amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
+	amdgpu_ring_ib_on_emit_cntl(ring);
 	amdgpu_ring_write(ring, control);
+}
+
+static void gfx_v9_0_ring_patch_cntl(struct amdgpu_ring *ring,
+				     unsigned offset)
+{
+	u32 control = ring->ring[offset];
+
+	control |= INDIRECT_BUFFER_PRE_RESUME(1);
+	ring->ring[offset] = control;
+}
+
+static void gfx_v9_0_ring_patch_ce_meta(struct amdgpu_ring *ring,
+					unsigned offset)
+{
+	struct amdgpu_device *adev = ring->adev;
+	void *ce_payload_cpu_addr;
+	uint64_t payload_offset, payload_size;
+
+	payload_size = sizeof(struct v9_ce_ib_state);
+
+	if (ring->is_mes_queue) {
+		payload_offset = offsetof(struct amdgpu_mes_ctx_meta_data,
+					  gfx[0].gfx_meta_data) +
+			offsetof(struct v9_gfx_meta_data, ce_payload);
+		ce_payload_cpu_addr =
+			amdgpu_mes_ctx_get_offs_cpu_addr(ring, payload_offset);
+	} else {
+		payload_offset = offsetof(struct v9_gfx_meta_data, ce_payload);
+		ce_payload_cpu_addr = adev->virt.csa_cpu_addr + payload_offset;
+	}
+
+	if (offset + (payload_size >> 2) <= ring->buf_mask + 1) {
+		memcpy((void *)&ring->ring[offset], ce_payload_cpu_addr, payload_size);
+	} else {
+		memcpy((void *)&ring->ring[offset], ce_payload_cpu_addr,
+		       (ring->buf_mask + 1 - offset) << 2);
+		payload_size -= (ring->buf_mask + 1 - offset) << 2;
+		memcpy((void *)&ring->ring[0],
+		       ce_payload_cpu_addr + ((ring->buf_mask + 1 - offset) << 2),
+		       payload_size);
+	}
+}
+
+static void gfx_v9_0_ring_patch_de_meta(struct amdgpu_ring *ring,
+					unsigned offset)
+{
+	struct amdgpu_device *adev = ring->adev;
+	void *de_payload_cpu_addr;
+	uint64_t payload_offset, payload_size;
+
+	payload_size = sizeof(struct v9_de_ib_state);
+
+	if (ring->is_mes_queue) {
+		payload_offset = offsetof(struct amdgpu_mes_ctx_meta_data,
+					  gfx[0].gfx_meta_data) +
+			offsetof(struct v9_gfx_meta_data, de_payload);
+		de_payload_cpu_addr =
+			amdgpu_mes_ctx_get_offs_cpu_addr(ring, payload_offset);
+	} else {
+		payload_offset = offsetof(struct v9_gfx_meta_data, de_payload);
+		de_payload_cpu_addr = adev->virt.csa_cpu_addr + payload_offset;
+	}
+
+	if (offset + (payload_size >> 2) <= ring->buf_mask + 1) {
+		memcpy((void *)&ring->ring[offset], de_payload_cpu_addr, payload_size);
+	} else {
+		memcpy((void *)&ring->ring[offset], de_payload_cpu_addr,
+		       (ring->buf_mask + 1 - offset) << 2);
+		payload_size -= (ring->buf_mask + 1 - offset) << 2;
+		memcpy((void *)&ring->ring[0],
+		       de_payload_cpu_addr + ((ring->buf_mask + 1 - offset) << 2),
+		       payload_size);
+	}
 }
 
 static void gfx_v9_0_ring_emit_ib_compute(struct amdgpu_ring *ring,
···
 	amdgpu_ring_write(ring, lower_32_bits(ce_payload_gpu_addr));
 	amdgpu_ring_write(ring, upper_32_bits(ce_payload_gpu_addr));
 
+	amdgpu_ring_ib_on_emit_ce(ring);
+
 	if (resume)
 		amdgpu_ring_write_multiple(ring, ce_payload_cpu_addr,
 					   sizeof(ce_payload) >> 2);
···
 	amdgpu_ring_alloc(ring, 13);
 	gfx_v9_0_ring_emit_fence(ring, ring->trail_fence_gpu_addr,
 				 ring->trail_seq, AMDGPU_FENCE_FLAG_EXEC | AMDGPU_FENCE_FLAG_INT);
-	/*reset the CP_VMID_PREEMPT after trailing fence*/
-	amdgpu_ring_emit_wreg(ring,
-			      SOC15_REG_OFFSET(GC, 0, mmCP_VMID_PREEMPT),
-			      0x0);
 
 	/* assert IB preemption, emit the trailing fence */
 	kiq->pmf->kiq_unmap_queues(kiq_ring, ring, PREEMPT_QUEUES_NO_UNMAP,
···
 		DRM_WARN("ring %d timeout to preempt ib\n", ring->idx);
 	}
 
+	/*reset the CP_VMID_PREEMPT after trailing fence*/
+	amdgpu_ring_emit_wreg(ring,
+			      SOC15_REG_OFFSET(GC, 0, mmCP_VMID_PREEMPT),
+			      0x0);
 	amdgpu_ring_commit(ring);
 
 	/* deassert preemption condition */
···
 	return r;
 }
 
-static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume)
+static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume, bool usegds)
 {
 	struct amdgpu_device *adev = ring->adev;
 	struct v9_de_ib_state de_payload = {0};
···
 				 PAGE_SIZE);
 	}
 
-	de_payload.gds_backup_addrlo = lower_32_bits(gds_addr);
-	de_payload.gds_backup_addrhi = upper_32_bits(gds_addr);
+	if (usegds) {
+		de_payload.gds_backup_addrlo = lower_32_bits(gds_addr);
+		de_payload.gds_backup_addrhi = upper_32_bits(gds_addr);
+	}
 
 	cnt = (sizeof(de_payload) >> 2) + 4 - 2;
 	amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, cnt));
···
 	amdgpu_ring_write(ring, lower_32_bits(de_payload_gpu_addr));
 	amdgpu_ring_write(ring, upper_32_bits(de_payload_gpu_addr));
 
+	amdgpu_ring_ib_on_emit_de(ring);
 	if (resume)
 		amdgpu_ring_write_multiple(ring, de_payload_cpu_addr,
 					   sizeof(de_payload) >> 2);
···
 	.emit_reg_write_reg_wait = gfx_v9_0_ring_emit_reg_write_reg_wait,
 	.soft_recovery = gfx_v9_0_ring_soft_recovery,
 	.emit_mem_sync = gfx_v9_0_emit_mem_sync,
+	.patch_cntl = gfx_v9_0_ring_patch_cntl,
+	.patch_de = gfx_v9_0_ring_patch_de_meta,
+	.patch_ce = gfx_v9_0_ring_patch_ce_meta,
 };
 
 static const struct amdgpu_ring_funcs gfx_v9_0_ring_funcs_compute = {

drivers/gpu/drm/amd/amdgpu/soc15.c

···
 	u32 reference_clock = adev->clock.spll.reference_freq;
 
 	if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(12, 0, 0) ||
-	    adev->ip_versions[MP1_HWIP][0] == IP_VERSION(12, 0, 1) ||
-	    adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 0) ||
-	    adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 1))
+	    adev->ip_versions[MP1_HWIP][0] == IP_VERSION(12, 0, 1))
 		return 10000;
+	if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 0) ||
+	    adev->ip_versions[MP1_HWIP][0] == IP_VERSION(10, 0, 1))
+		return reference_clock / 4;
 
 	return reference_clock;
 }

drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c

···
 		if (adev->vcn.harvest_config & (1 << i))
 			continue;
 
-		atomic_set(&adev->vcn.inst[i].sched_score, 0);
+		/* Init instance 0 sched_score to 1, so it's scheduled after other instances */
+		if (i == 0)
+			atomic_set(&adev->vcn.inst[i].sched_score, 1);
+		else
+			atomic_set(&adev->vcn.inst[i].sched_score, 0);
 
 		/* VCN UNIFIED TRAP */
 		r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i],

drivers/gpu/drm/amd/amdgpu/vi.c

···
 	u32 reference_clock = adev->clock.spll.reference_freq;
 	u32 tmp;
 
-	if (adev->flags & AMD_IS_APU)
-		return reference_clock;
+	if (adev->flags & AMD_IS_APU) {
+		switch (adev->asic_type) {
+		case CHIP_STONEY:
+			/* vbios says 48Mhz, but the actual freq is 100Mhz */
+			return 10000;
+		default:
+			return reference_clock;
+		}
+	}
 
 	tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
 	if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

···
 				drm_add_modes_noedid(connector, 1920, 1080);
 	} else {
 		amdgpu_dm_connector_ddc_get_modes(connector, edid);
-		amdgpu_dm_connector_add_common_modes(encoder, connector);
+		/* most eDP supports only timings from its edid,
+		 * usually only detailed timings are available
+		 * from eDP edid. timings which are not from edid
+		 * may damage eDP
+		 */
+		if (connector->connector_type != DRM_MODE_CONNECTOR_eDP)
+			amdgpu_dm_connector_add_common_modes(encoder, connector);
 		amdgpu_dm_connector_add_freesync_modes(connector, edid);
 	}
 	amdgpu_dm_fbc_init(connector);
···
 		if (acrtc_state->abm_level != dm_old_crtc_state->abm_level)
 			bundle->stream_update.abm_level = &acrtc_state->abm_level;
 
+		mutex_lock(&dm->dc_lock);
+		if ((acrtc_state->update_type > UPDATE_TYPE_FAST) &&
+				acrtc_state->stream->link->psr_settings.psr_allow_active)
+			amdgpu_dm_psr_disable(acrtc_state->stream);
+		mutex_unlock(&dm->dc_lock);
+
 		/*
 		 * If FreeSync state on the stream has changed then we need to
 		 * re-adjust the min/max bounds now that DC doesn't handle this
···
 			spin_unlock_irqrestore(&pcrtc->dev->event_lock, flags);
 		}
 		mutex_lock(&dm->dc_lock);
-		if ((acrtc_state->update_type > UPDATE_TYPE_FAST) &&
-				acrtc_state->stream->link->psr_settings.psr_allow_active)
-			amdgpu_dm_psr_disable(acrtc_state->stream);
-
 		update_planes_and_stream_adapter(dm->dc,
 					 acrtc_state->update_type,
 					 planes_count,

drivers/gpu/drm/amd/display/dc/core/dc.c

···
 	return result;
 }
 
+static bool commit_minimal_transition_state(struct dc *dc,
+		struct dc_state *transition_base_context);
+
 /**
  * dc_commit_streams - Commit current stream state
  *
···
 	struct dc_state *context;
 	enum dc_status res = DC_OK;
 	struct dc_validation_set set[MAX_STREAMS] = {0};
+	struct pipe_ctx *pipe;
+	bool handle_exit_odm2to1 = false;
 
 	if (dc->ctx->dce_environment == DCE_ENV_VIRTUAL_HW)
 		return res;
···
 				set[i].plane_states[j] = status->plane_states[j];
 		}
 	}
+
+	/* Check for case where we are going from odm 2:1 to max
+	 *  pipe scenario.  For these cases, we will call
+	 *  commit_minimal_transition_state() to exit out of odm 2:1
+	 *  first before processing new streams
+	 */
+	if (stream_count == dc->res_pool->pipe_count) {
+		for (i = 0; i < dc->res_pool->pipe_count; i++) {
+			pipe = &dc->current_state->res_ctx.pipe_ctx[i];
+			if (pipe->next_odm_pipe)
+				handle_exit_odm2to1 = true;
+		}
+	}
+
+	if (handle_exit_odm2to1)
+		res = commit_minimal_transition_state(dc, dc->current_state);
 
 	context = dc_create_state(dc);
 	if (!context)
···
 	unsigned int i, j;
 	unsigned int pipe_in_use = 0;
 	bool subvp_in_use = false;
+	bool odm_in_use = false;
 
 	if (!transition_context)
 		return false;
···
 		}
 	}
 
+	/* If ODM is enabled and we are adding or removing planes from any ODM
+	 * pipe, we must use the minimal transition.
+	 */
+	for (i = 0; i < dc->res_pool->pipe_count; i++) {
+		struct pipe_ctx *pipe = &dc->current_state->res_ctx.pipe_ctx[i];
+
+		if (pipe->stream && pipe->next_odm_pipe) {
+			odm_in_use = true;
+			break;
+		}
+	}
+
 	/* When the OS add a new surface if we have been used all of pipes with odm combine
 	 * and mpc split feature, it need use commit_minimal_transition_state to transition safely.
 	 * After OS exit MPO, it will back to use odm and mpc split with all of pipes, we need
···
 	 * Reduce the scenarios to use dc_commit_state_no_check in the stage of flip. Especially
 	 * enter/exit MPO when DCN still have enough resources.
 	 */
-	if (pipe_in_use != dc->res_pool->pipe_count && !subvp_in_use) {
+	if (pipe_in_use != dc->res_pool->pipe_count && !subvp_in_use && !odm_in_use) {
 		dc_release_state(transition_context);
 		return true;
 	}

drivers/gpu/drm/amd/display/dc/core/dc_resource.c

···
 
 			split_pipe->stream = stream;
 			return i;
+		} else if (split_pipe->prev_odm_pipe &&
+				split_pipe->prev_odm_pipe->plane_state == split_pipe->plane_state) {
+			split_pipe->prev_odm_pipe->next_odm_pipe = split_pipe->next_odm_pipe;
+			if (split_pipe->next_odm_pipe)
+				split_pipe->next_odm_pipe->prev_odm_pipe = split_pipe->prev_odm_pipe;
+
+			if (split_pipe->prev_odm_pipe->plane_state)
+				resource_build_scaling_params(split_pipe->prev_odm_pipe);
+
+			memset(split_pipe, 0, sizeof(*split_pipe));
+			split_pipe->stream_res.tg = pool->timing_generators[i];
+			split_pipe->plane_res.hubp = pool->hubps[i];
+			split_pipe->plane_res.ipp = pool->ipps[i];
+			split_pipe->plane_res.dpp = pool->dpps[i];
+			split_pipe->stream_res.opp = pool->opps[i];
+			split_pipe->plane_res.mpcc_inst = pool->dpps[i]->inst;
+			split_pipe->pipe_idx = i;
+
+			split_pipe->stream = stream;
+			return i;
 		}
 	}
 	return -1;

drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c

···
 	.urgent_out_of_order_return_per_channel_pixel_only_bytes = 4096,
 	.urgent_out_of_order_return_per_channel_pixel_and_vm_bytes = 4096,
 	.urgent_out_of_order_return_per_channel_vm_only_bytes = 4096,
-	.pct_ideal_sdp_bw_after_urgent = 100.0,
+	.pct_ideal_sdp_bw_after_urgent = 90.0,
 	.pct_ideal_fabric_bw_after_urgent = 67.0,
 	.pct_ideal_dram_sdp_bw_after_urgent_pixel_only = 20.0,
 	.pct_ideal_dram_sdp_bw_after_urgent_pixel_and_vm = 60.0, // N/A, for now keep as is until DML implemented

drivers/gpu/drm/amd/display/dc/link/link_detection.c

···
 					(link->dpcd_caps.dongle_type !=
 							DISPLAY_DONGLE_DP_HDMI_CONVERTER))
 				converter_disable_audio = true;
+
+			/* limited link rate to HBR3 for DPIA until we implement USB4 V2 */
+			if (link->ep_type == DISPLAY_ENDPOINT_USB4_DPIA &&
+					link->reported_link_cap.link_rate > LINK_RATE_HIGH3)
+				link->reported_link_cap.link_rate = LINK_RATE_HIGH3;
 			break;
 		}
 

drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c

···
 	return ret;
 }
 
+static void sienna_cichlid_get_override_pcie_settings(struct smu_context *smu,
+						      uint32_t *gen_speed_override,
+						      uint32_t *lane_width_override)
+{
+	struct amdgpu_device *adev = smu->adev;
+
+	*gen_speed_override = 0xff;
+	*lane_width_override = 0xff;
+
+	switch (adev->pdev->device) {
+	case 0x73A0:
+	case 0x73A1:
+	case 0x73A2:
+	case 0x73A3:
+	case 0x73AB:
+	case 0x73AE:
+		/* Bit 7:0: PCIE lane width, 1 to 7 corresponds is x1 to x32 */
+		*lane_width_override = 6;
+		break;
+	case 0x73E0:
+	case 0x73E1:
+	case 0x73E3:
+		*lane_width_override = 4;
+		break;
+	case 0x7420:
+	case 0x7421:
+	case 0x7422:
+	case 0x7423:
+	case 0x7424:
+		*lane_width_override = 3;
+		break;
+	default:
+		break;
+	}
+}
+
+#define MAX(a, b)	((a) > (b) ? (a) : (b))
+
 static int sienna_cichlid_update_pcie_parameters(struct smu_context *smu,
 					 uint32_t pcie_gen_cap,
 					 uint32_t pcie_width_cap)
 {
 	struct smu_11_0_dpm_context *dpm_context = smu->smu_dpm.dpm_context;
-
-	uint32_t smu_pcie_arg;
+	struct smu_11_0_pcie_table *pcie_table = &dpm_context->dpm_tables.pcie_table;
+	uint32_t gen_speed_override, lane_width_override;
 	uint8_t *table_member1, *table_member2;
+	uint32_t min_gen_speed, max_gen_speed;
+	uint32_t min_lane_width, max_lane_width;
+	uint32_t smu_pcie_arg;
 	int ret, i;
 
 	GET_PPTABLE_MEMBER(PcieGenSpeed, &table_member1);
 	GET_PPTABLE_MEMBER(PcieLaneCount, &table_member2);
 
-	/* lclk dpm table setup */
-	for (i = 0; i < MAX_PCIE_CONF; i++) {
-		dpm_context->dpm_tables.pcie_table.pcie_gen[i] = table_member1[i];
-		dpm_context->dpm_tables.pcie_table.pcie_lane[i] = table_member2[i];
+	sienna_cichlid_get_override_pcie_settings(smu,
+						  &gen_speed_override,
+						  &lane_width_override);
+
+	/* PCIE gen speed override */
+	if (gen_speed_override != 0xff) {
+		min_gen_speed = MIN(pcie_gen_cap, gen_speed_override);
+		max_gen_speed = MIN(pcie_gen_cap, gen_speed_override);
+	} else {
+		min_gen_speed = MAX(0, table_member1[0]);
+		max_gen_speed = MIN(pcie_gen_cap, table_member1[1]);
+		min_gen_speed = min_gen_speed > max_gen_speed ?
+				max_gen_speed : min_gen_speed;
 	}
+	pcie_table->pcie_gen[0] = min_gen_speed;
+	pcie_table->pcie_gen[1] = max_gen_speed;
+
+	/* PCIE lane width override */
+	if (lane_width_override != 0xff) {
+		min_lane_width = MIN(pcie_width_cap, lane_width_override);
+		max_lane_width = MIN(pcie_width_cap, lane_width_override);
+	} else {
+		min_lane_width = MAX(1, table_member2[0]);
+		max_lane_width = MIN(pcie_width_cap, table_member2[1]);
+		min_lane_width = min_lane_width > max_lane_width ?
+				 max_lane_width : min_lane_width;
+	}
+	pcie_table->pcie_lane[0] = min_lane_width;
+	pcie_table->pcie_lane[1] = max_lane_width;
 
 	for (i = 0; i < NUM_LINK_LEVELS; i++) {
-		smu_pcie_arg = (i << 16) |
-			((table_member1[i] <= pcie_gen_cap) ?
-			 (table_member1[i] << 8) :
-			 (pcie_gen_cap << 8)) |
-			((table_member2[i] <= pcie_width_cap) ?
-			 table_member2[i] :
-			 pcie_width_cap);
+		smu_pcie_arg = (i << 16 |
+				pcie_table->pcie_gen[i] << 8 |
+				pcie_table->pcie_lane[i]);
 
 		ret = smu_cmn_send_smc_msg_with_param(smu,
 				SMU_MSG_OverridePcieParameters,
···
 				NULL);
 		if (ret)
 			return ret;
-
-		if (table_member1[i] > pcie_gen_cap)
-			dpm_context->dpm_tables.pcie_table.pcie_gen[i] = pcie_gen_cap;
-		if (table_member2[i] > pcie_width_cap)
-			dpm_context->dpm_tables.pcie_table.pcie_lane[i] = pcie_width_cap;
 	}
 
 	return 0;

drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c

···
 	if (smu_power->power_context || smu_power->power_context_size != 0)
 		return -EINVAL;
 
-	smu_power->power_context = kzalloc(sizeof(struct smu_13_0_dpm_context),
+	smu_power->power_context = kzalloc(sizeof(struct smu_13_0_power_context),
 					   GFP_KERNEL);
 	if (!smu_power->power_context)
 		return -ENOMEM;
-	smu_power->power_context_size = sizeof(struct smu_13_0_dpm_context);
+	smu_power->power_context_size = sizeof(struct smu_13_0_power_context);
 
 	return 0;
 }

drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c

···
 		}
 	}
 
-	/* conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT */
-	workload_type = smu_cmn_to_asic_specific_index(smu,
+	if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_COMPUTE &&
+		(((smu->adev->pdev->device == 0x744C) && (smu->adev->pdev->revision == 0xC8)) ||
+		((smu->adev->pdev->device == 0x744C) && (smu->adev->pdev->revision == 0xCC)))) {
+		ret = smu_cmn_update_table(smu,
+					   SMU_TABLE_ACTIVITY_MONITOR_COEFF,
+					   WORKLOAD_PPLIB_COMPUTE_BIT,
+					   (void *)(&activity_monitor_external),
+					   false);
+		if (ret) {
+			dev_err(smu->adev->dev, "[%s] Failed to get activity monitor!", __func__);
+			return ret;
+		}
+
+		ret = smu_cmn_update_table(smu,
+					   SMU_TABLE_ACTIVITY_MONITOR_COEFF,
+					   WORKLOAD_PPLIB_CUSTOM_BIT,
+					   (void *)(&activity_monitor_external),
+					   true);
+		if (ret) {
+			dev_err(smu->adev->dev, "[%s] Failed to set activity monitor!", __func__);
+			return ret;
+		}
+
+		workload_type = smu_cmn_to_asic_specific_index(smu,
+						       CMN2ASIC_MAPPING_WORKLOAD,
+						       PP_SMC_POWER_PROFILE_CUSTOM);
+	} else {
+		/* conv PP_SMC_POWER_PROFILE* to WORKLOAD_PPLIB_*_BIT */
+		workload_type = smu_cmn_to_asic_specific_index(smu,
 						       CMN2ASIC_MAPPING_WORKLOAD,
 						       smu->power_profile_mode);
+	}
+
 	if (workload_type < 0)
 		return -EINVAL;
 

drivers/gpu/drm/ast/ast_dp.c

···
 /*
  * Launch Aspeed DP
  */
-void ast_dp_launch(struct drm_device *dev, u8 bPower)
+void ast_dp_launch(struct drm_device *dev)
 {
-	u32 i = 0, j = 0, WaitCount = 1;
-	u8 bDPTX = 0;
+	u32 i = 0;
 	u8 bDPExecute = 1;
-
 	struct ast_device *ast = to_ast_device(dev);
-	// S3 come back, need more time to wait BMC ready.
-	if (bPower)
-		WaitCount = 300;
 
-
-	// Wait total count by different condition.
-	for (j = 0; j < WaitCount; j++) {
-		bDPTX = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD1, TX_TYPE_MASK);
-
-		if (bDPTX)
-			break;
-
+	// Wait one second then timeout.
+	while (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD1, ASTDP_MCU_FW_EXECUTING) !=
+		ASTDP_MCU_FW_EXECUTING) {
+		i++;
+		// wait 100 ms
 		msleep(100);
-	}
 
-	// 0xE : ASTDP with DPMCU FW handling
-	if (bDPTX == ASTDP_DPMCU_TX) {
-		// Wait one second then timeout.
-		i = 0;
-
-		while (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD1, COPROCESSOR_LAUNCH) !=
-			COPROCESSOR_LAUNCH) {
-			i++;
-			// wait 100 ms
-			msleep(100);
-
-			if (i >= 10) {
-				// DP would not be ready.
-				bDPExecute = 0;
-				break;
-			}
+		if (i >= 10) {
+			// DP would not be ready.
+			bDPExecute = 0;
+			break;
 		}
-
-		if (bDPExecute)
-			ast->tx_chip_types |= BIT(AST_TX_ASTDP);
-
-		ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE5,
-							(u8) ~ASTDP_HOST_EDID_READ_DONE_MASK,
-							ASTDP_HOST_EDID_READ_DONE);
 	}
+
+	if (!bDPExecute)
+		drm_err(dev, "Wait DPMCU executing timeout\n");
+
+	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xE5,
+			       (u8) ~ASTDP_HOST_EDID_READ_DONE_MASK,
+			       ASTDP_HOST_EDID_READ_DONE);
 }
 
 

drivers/gpu/drm/ast/ast_drv.h

···
 #define AST_DP501_LINKRATE	0xf014
 #define AST_DP501_EDID_DATA	0xf020
 
-/* Define for Soc scratched reg */
-#define COPROCESSOR_LAUNCH			BIT(5)
-
 /*
  * Display Transmitter Type:
  */
···
 
 /* aspeed DP */
 int ast_astdp_read_edid(struct drm_device *dev, u8 *ediddata);
-void ast_dp_launch(struct drm_device *dev, u8 bPower);
+void ast_dp_launch(struct drm_device *dev);
 void ast_dp_power_on_off(struct drm_device *dev, bool no);
 void ast_dp_set_on_off(struct drm_device *dev, bool no);
 void ast_dp_set_mode(struct drm_crtc *crtc, struct ast_vbios_mode_info *vbios_mode);

drivers/gpu/drm/ast/ast_main.c

···
 		case 0x0c:
 			ast->tx_chip_types = AST_TX_DP501_BIT;
 		}
-	} else if (ast->chip == AST2600)
-		ast_dp_launch(&ast->base, 0);
+	} else if (ast->chip == AST2600) {
+		if (ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xD1, TX_TYPE_MASK) ==
+		    ASTDP_DPMCU_TX) {
+			ast->tx_chip_types = AST_TX_ASTDP_BIT;
+			ast_dp_launch(&ast->base);
+		}
+	}
 
 	/* Print stuff for diagnostic purposes */
 	if (ast->tx_chip_types & AST_TX_NONE_BIT)
···
 		drm_info(dev, "Using Sil164 TMDS transmitter\n");
 	if (ast->tx_chip_types & AST_TX_DP501_BIT)
 		drm_info(dev, "Using DP501 DisplayPort transmitter\n");
+	if (ast->tx_chip_types & AST_TX_ASTDP_BIT)
+		drm_info(dev, "Using ASPEED DisplayPort transmitter\n");
 
 	return 0;
 }

drivers/gpu/drm/ast/ast_mode.c

···
 static int ast_astdp_connector_helper_get_modes(struct drm_connector *connector)
 {
 	void *edid;
+	struct drm_device *dev = connector->dev;
+	struct ast_device *ast = to_ast_device(dev);
 
 	int succ;
 	int count;
···
 	if (!edid)
 		goto err_drm_connector_update_edid_property;
 
+	/*
+	 * Protect access to I/O registers from concurrent modesetting
+	 * by acquiring the I/O-register lock.
+	 */
+	mutex_lock(&ast->ioregs_lock);
+
 	succ = ast_astdp_read_edid(connector->dev, edid);
 	if (succ < 0)
-		goto err_kfree;
+		goto err_mutex_unlock;
+
+	mutex_unlock(&ast->ioregs_lock);
 
 	drm_connector_update_edid_property(connector, edid);
 	count = drm_add_edid_modes(connector, edid);
···
 
 	return count;
 
-err_kfree:
+err_mutex_unlock:
+	mutex_unlock(&ast->ioregs_lock);
 	kfree(edid);
 err_drm_connector_update_edid_property:
 	drm_connector_update_edid_property(connector, NULL);

drivers/gpu/drm/ast/ast_post.c

···
 	ast_set_def_ext_reg(dev);
 
 	if (ast->chip == AST2600) {
-		ast_dp_launch(dev, 1);
+		if (ast->tx_chip_types & AST_TX_ASTDP_BIT)
+			ast_dp_launch(dev);
 	} else if (ast->config_mode == ast_use_p2a) {
 		if (ast->chip == AST2500)
 			ast_post_chip_2500(dev);

drivers/gpu/drm/bridge/ti-sn65dsi86.c

···
 		if (refclk_lut[i] == refclk_rate)
 			break;
 
+	/* avoid buffer overflow and "1" is the default rate in the datasheet. */
+	if (i >= refclk_lut_size)
+		i = 1;
+
 	regmap_update_bits(pdata->regmap, SN_DPPLL_SRC_REG, REFCLK_FREQ_MASK,
 			   REFCLK_FREQ(i));
 

drivers/gpu/drm/drm_fb_helper.c

···
 	}
 }
 
-static void __fill_var(struct fb_var_screeninfo *var,
+static void __fill_var(struct fb_var_screeninfo *var, struct fb_info *info,
 		       struct drm_framebuffer *fb)
 {
 	int i;
 
 	var->xres_virtual = fb->width;
 	var->yres_virtual = fb->height;
-	var->accel_flags = FB_ACCELF_TEXT;
+	var->accel_flags = 0;
 	var->bits_per_pixel = drm_format_info_bpp(fb->format, 0);
 
-	var->height = var->width = 0;
+	var->height = info->var.height;
+	var->width = info->var.width;
+
 	var->left_margin = var->right_margin = 0;
 	var->upper_margin = var->lower_margin = 0;
 	var->hsync_len = var->vsync_len = 0;
···
 		return -EINVAL;
 	}
 
-	__fill_var(var, fb);
+	__fill_var(var, info, fb);
 
 	/*
 	 * fb_pan_display() validates this, but fb_set_par() doesn't and just
···
 	info->pseudo_palette = fb_helper->pseudo_palette;
 	info->var.xoffset = 0;
 	info->var.yoffset = 0;
-	__fill_var(&info->var, fb);
+	__fill_var(&info->var, info, fb);
 	info->var.activate = FB_ACTIVATE_NOW;
 
 	drm_fb_helper_fill_pixel_fmt(&info->var, format);

drivers/gpu/drm/exynos/exynos_drm_g2d.c

···
 	/* Let the runqueue know that there is work to do. */
 	queue_work(g2d->g2d_workq, &g2d->runqueue_work);
 
-	if (runqueue_node->async)
+	if (req->async)
 		goto out;
 
 	wait_for_completion(&runqueue_node->complete);

drivers/gpu/drm/exynos/exynos_drm_vidi.c

···
 	if (ctx->raw_edid != (struct edid *)fake_edid_info) {
 		kfree(ctx->raw_edid);
 		ctx->raw_edid = NULL;
-
-		return -EINVAL;
 	}
 
 	component_del(&pdev->dev, &vidi_component_ops);

drivers/gpu/drm/i915/display/intel_cdclk.c

···
 		return 0;
 }
 
+static u8 rplu_calc_voltage_level(int cdclk)
+{
+	if (cdclk > 556800)
+		return 3;
+	else if (cdclk > 480000)
+		return 2;
+	else if (cdclk > 312000)
+		return 1;
+	else
+		return 0;
+}
+
 static void icl_readout_refclk(struct drm_i915_private *dev_priv,
 			       struct intel_cdclk_config *cdclk_config)
 {
···
 	.calc_voltage_level = tgl_calc_voltage_level,
 };
 
+static const struct intel_cdclk_funcs rplu_cdclk_funcs = {
+	.get_cdclk = bxt_get_cdclk,
+	.set_cdclk = bxt_set_cdclk,
+	.modeset_calc_cdclk = bxt_modeset_calc_cdclk,
+	.calc_voltage_level = rplu_calc_voltage_level,
+};
+
 static const struct intel_cdclk_funcs tgl_cdclk_funcs = {
 	.get_cdclk = bxt_get_cdclk,
 	.set_cdclk = bxt_set_cdclk,
···
 		dev_priv->display.funcs.cdclk = &tgl_cdclk_funcs;
 		dev_priv->display.cdclk.table = dg2_cdclk_table;
 	} else if (IS_ALDERLAKE_P(dev_priv)) {
-		dev_priv->display.funcs.cdclk = &tgl_cdclk_funcs;
 		/* Wa_22011320316:adl-p[a0] */
-		if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0))
+		if (IS_ADLP_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B0)) {
 			dev_priv->display.cdclk.table = adlp_a_step_cdclk_table;
-		else if (IS_ADLP_RPLU(dev_priv))
+			dev_priv->display.funcs.cdclk = &tgl_cdclk_funcs;
+		} else if (IS_ADLP_RPLU(dev_priv)) {
 			dev_priv->display.cdclk.table = rplu_cdclk_table;
-		else
+			dev_priv->display.funcs.cdclk = &rplu_cdclk_funcs;
+		} else {
 			dev_priv->display.cdclk.table = adlp_cdclk_table;
+			dev_priv->display.funcs.cdclk = &tgl_cdclk_funcs;
+		}
 	} else if (IS_ROCKETLAKE(dev_priv)) {
 		dev_priv->display.funcs.cdclk = &tgl_cdclk_funcs;
 		dev_priv->display.cdclk.table = rkl_cdclk_table;

drivers/gpu/drm/i915/display/intel_dp_aux.c

···
 
 static int intel_dp_aux_fw_sync_len(void)
 {
-	int precharge = 16; /* 10-16 */
+	int precharge = 10; /* 10-16 */
 	int preamble = 8;
 
 	return precharge + preamble;

drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c

···
 				continue;
 
 			ce = intel_context_create(data[m].ce[0]->engine);
-			if (IS_ERR(ce))
+			if (IS_ERR(ce)) {
+				err = PTR_ERR(ce);
 				goto out;
+			}
 
 			err = intel_context_pin(ce);
 			if (err) {
···
 
 		worker = kthread_create_worker(0, "igt/parallel:%s",
 					       data[n].ce[0]->engine->name);
-		if (IS_ERR(worker))
+		if (IS_ERR(worker)) {
+			err = PTR_ERR(worker);
 			goto out;
+		}
 
 		data[n].worker = worker;
 	}
···
 			}
 		}
 
-		if (igt_live_test_end(&t))
-			err = -EIO;
+		if (igt_live_test_end(&t)) {
+			err = err ?: -EIO;
+			break;
+		}
 	}
 
 out:

drivers/gpu/drm/i915/gt/selftest_execlists.c

···
 	struct drm_i915_gem_object *obj;
 	struct i915_vma *vma;
 	enum intel_engine_id id;
-	int err = -ENOMEM;
 	u32 *map;
+	int err;
 
 	/*
 	 * Verify that even without HAS_LOGICAL_RING_PREEMPTION, we can
···
 	 */
 
 	ctx_hi = kernel_context(gt->i915, NULL);
-	if (!ctx_hi)
-		return -ENOMEM;
+	if (IS_ERR(ctx_hi))
+		return PTR_ERR(ctx_hi);
+
 	ctx_hi->sched.priority = I915_CONTEXT_MAX_USER_PRIORITY;
 
 	ctx_lo = kernel_context(gt->i915, NULL);
-	if (!ctx_lo)
+	if (IS_ERR(ctx_lo)) {
+		err = PTR_ERR(ctx_lo);
 		goto err_ctx_hi;
+	}
+
 	ctx_lo->sched.priority = I915_CONTEXT_MIN_USER_PRIORITY;
 
 	obj = i915_gem_object_create_internal(gt->i915, PAGE_SIZE);

drivers/gpu/drm/lima/lima_sched.c

···
 void lima_sched_context_fini(struct lima_sched_pipe *pipe,
 			     struct lima_sched_context *context)
 {
-	drm_sched_entity_fini(&context->base);
+	drm_sched_entity_destroy(&context->base);
 }
 
 struct dma_fence *lima_sched_context_queue_task(struct lima_sched_task *task)

drivers/gpu/drm/msm/adreno/a6xx_gmu.c

···
 	if (!pdev)
 		return -ENODEV;
 
-	mutex_init(&gmu->lock);
-
 	gmu->dev = &pdev->dev;
 
 	of_dma_configure(gmu->dev, node, true);

drivers/gpu/drm/msm/adreno/a6xx_gpu.c

···
 	adreno_gpu = &a6xx_gpu->base;
 	gpu = &adreno_gpu->base;
 
+	mutex_init(&a6xx_gpu->gmu.lock);
+
 	adreno_gpu->registers = NULL;
 
 	/*

drivers/gpu/drm/msm/dp/dp_catalog.c

···
 				config & DP_DP_HPD_INT_MASK);
 }
 
-void dp_catalog_ctrl_hpd_config(struct dp_catalog *dp_catalog)
+void dp_catalog_ctrl_hpd_enable(struct dp_catalog *dp_catalog)
 {
 	struct dp_catalog_private *catalog = container_of(dp_catalog,
 				struct dp_catalog_private, dp_catalog);
···
 
 	/* Enable HPD */
 	dp_write_aux(catalog, REG_DP_DP_HPD_CTRL, DP_DP_HPD_CTRL_HPD_EN);
+}
+
+void dp_catalog_ctrl_hpd_disable(struct dp_catalog *dp_catalog)
+{
+	struct dp_catalog_private *catalog = container_of(dp_catalog,
+				struct dp_catalog_private, dp_catalog);
+
+	u32 reftimer = dp_read_aux(catalog, REG_DP_DP_HPD_REFTIMER);
+
+	reftimer &= ~DP_DP_HPD_REFTIMER_ENABLE;
+	dp_write_aux(catalog, REG_DP_DP_HPD_REFTIMER, reftimer);
+
+	dp_write_aux(catalog, REG_DP_DP_HPD_CTRL, 0);
 }
 
 static void dp_catalog_enable_sdp(struct dp_catalog_private *catalog)

drivers/gpu/drm/msm/dp/dp_catalog.h

···
 void dp_catalog_ctrl_enable_irq(struct dp_catalog *dp_catalog, bool enable);
 void dp_catalog_hpd_config_intr(struct dp_catalog *dp_catalog,
 			u32 intr_mask, bool en);
-void dp_catalog_ctrl_hpd_config(struct dp_catalog *dp_catalog);
+void dp_catalog_ctrl_hpd_enable(struct dp_catalog *dp_catalog);
+void dp_catalog_ctrl_hpd_disable(struct dp_catalog *dp_catalog);
 void dp_catalog_ctrl_config_psr(struct dp_catalog *dp_catalog);
 void dp_catalog_ctrl_set_psr(struct dp_catalog *dp_catalog, bool enter);
 u32 dp_catalog_link_is_connected(struct dp_catalog *dp_catalog);

drivers/gpu/drm/msm/dp/dp_display.c

···
 #include "dp_audio.h"
 #include "dp_debug.h"
 
+static bool psr_enabled = false;
+module_param(psr_enabled, bool, 0);
+MODULE_PARM_DESC(psr_enabled, "enable PSR for eDP and DP displays");
+
 #define HPD_STRING_SIZE 30
 
 enum {
···
 
 	edid = dp->panel->edid;
 
-	dp->dp_display.psr_supported = dp->panel->psr_cap.version;
+	dp->dp_display.psr_supported = dp->panel->psr_cap.version && psr_enabled;
 
 	dp->audio_supported = drm_detect_monitor_audio(edid);
 	dp_panel_handle_sink_request(dp->panel);
···
 		dp->hpd_state = ST_MAINLINK_READY;
 	}
 
-	/* enable HDP irq_hpd/replug interrupt */
-	if (dp->dp_display.internal_hpd)
-		dp_catalog_hpd_config_intr(dp->catalog,
-					   DP_DP_IRQ_HPD_INT_MASK | DP_DP_HPD_REPLUG_INT_MASK,
-					   true);
-
 	drm_dbg_dp(dp->drm_dev, "After, type=%d hpd_state=%d\n",
 			dp->dp_display.connector_type, state);
 	mutex_unlock(&dp->event_mutex);
···
 	drm_dbg_dp(dp->drm_dev, "Before, type=%d hpd_state=%d\n",
 			dp->dp_display.connector_type, state);
 
-	/* disable irq_hpd/replug interrupts */
-	if (dp->dp_display.internal_hpd)
-		dp_catalog_hpd_config_intr(dp->catalog,
-					   DP_DP_IRQ_HPD_INT_MASK | DP_DP_HPD_REPLUG_INT_MASK,
-					   false);
-
 	/* unplugged, no more irq_hpd handle */
 	dp_del_event(dp, EV_IRQ_HPD_INT);
 
···
 		return 0;
 	}
 
-	/* disable HPD plug interrupts */
-	if (dp->dp_display.internal_hpd)
-		dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_PLUG_INT_MASK, false);
-
 	/*
 	 * We don't need separate work for disconnect as
 	 * connect/attention interrupts are disabled
···
 
 	/* signal the disconnect event early to ensure proper teardown */
 	dp_display_handle_plugged_change(&dp->dp_display, false);
-
-	/* enable HDP plug interrupt to prepare for next plugin */
-	if (dp->dp_display.internal_hpd)
-		dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_PLUG_INT_MASK, true);
 
 	drm_dbg_dp(dp->drm_dev, "After, type=%d hpd_state=%d\n",
 			dp->dp_display.connector_type, state);
···
 	mutex_unlock(&dp_display->event_mutex);
 }
 
-static void dp_display_config_hpd(struct dp_display_private *dp)
-{
-
-	dp_display_host_init(dp);
-	dp_catalog_ctrl_hpd_config(dp->catalog);
-
-	/* Enable plug and unplug interrupts only if requested */
-	if (dp->dp_display.internal_hpd)
-		dp_catalog_hpd_config_intr(dp->catalog,
-				DP_DP_HPD_PLUG_INT_MASK |
-				DP_DP_HPD_UNPLUG_INT_MASK,
-				true);
-
-	/* Enable interrupt first time
-	 * we are leaving dp clocks on during disconnect
-	 * and never disable interrupt
-	 */
-	enable_irq(dp->irq);
-}
-
 void dp_display_set_psr(struct msm_dp *dp_display, bool enter)
 {
 	struct dp_display_private *dp;
···
 
 		switch (todo->event_id) {
 		case EV_HPD_INIT_SETUP:
-			dp_display_config_hpd(dp_priv);
+			dp_display_host_init(dp_priv);
 			break;
 		case EV_HPD_PLUG_INT:
 			dp_hpd_plug_handle(dp_priv, todo->data);
···
 				dp->irq, rc);
 		return rc;
 	}
-	disable_irq(dp->irq);
 
 	return 0;
 }
···
 	/* turn on dp ctrl/phy */
 	dp_display_host_init(dp);
 
-	dp_catalog_ctrl_hpd_config(dp->catalog);
-
-	if (dp->dp_display.internal_hpd)
-		dp_catalog_hpd_config_intr(dp->catalog,
-				DP_DP_HPD_PLUG_INT_MASK |
-				DP_DP_HPD_UNPLUG_INT_MASK,
-				true);
+	if (dp_display->is_edp)
+		dp_catalog_ctrl_hpd_enable(dp->catalog);
 
 	if (dp_catalog_link_is_connected(dp->catalog)) {
 		/*
···
 
 	if (aux_bus && dp->is_edp) {
 		dp_display_host_init(dp_priv);
-		dp_catalog_ctrl_hpd_config(dp_priv->catalog);
+		dp_catalog_ctrl_hpd_enable(dp_priv->catalog);
 		dp_display_host_phy_init(dp_priv);
-		enable_irq(dp_priv->irq);
 
 		/*
 		 * The code below assumes that the panel will finish probing
···
 
 error:
 	if (dp->is_edp) {
-		disable_irq(dp_priv->irq);
 		dp_display_host_phy_exit(dp_priv);
 		dp_display_host_deinit(dp_priv);
 	}
···
 {
 	struct msm_dp_bridge *dp_bridge = to_dp_bridge(bridge);
 	struct msm_dp *dp_display = dp_bridge->dp_display;
+	struct dp_display_private *dp = container_of(dp_display, struct dp_display_private, dp_display);
+
+	mutex_lock(&dp->event_mutex);
+	dp_catalog_ctrl_hpd_enable(dp->catalog);
+
+	/* enable HDP interrupts */
+	dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_INT_MASK, true);
 
 	dp_display->internal_hpd = true;
+	mutex_unlock(&dp->event_mutex);
 }
 
 void dp_bridge_hpd_disable(struct drm_bridge *bridge)
 {
 	struct msm_dp_bridge *dp_bridge = to_dp_bridge(bridge);
 	struct msm_dp *dp_display = dp_bridge->dp_display;
+	struct dp_display_private *dp = container_of(dp_display, struct dp_display_private, dp_display);
+
+	mutex_lock(&dp->event_mutex);
+	/* disable HDP interrupts */
+	dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_INT_MASK, false);
+	dp_catalog_ctrl_hpd_disable(dp->catalog);
 
 	dp_display->internal_hpd = false;
+	mutex_unlock(&dp->event_mutex);
 }
 
 void dp_bridge_hpd_notify(struct drm_bridge *bridge,

drivers/gpu/drm/msm/msm_drv.c

···
 	if (ret)
 		goto err_cleanup_mode_config;
 
+	dma_set_max_seg_size(dev, UINT_MAX);
+
 	/* Bind all our sub-components: */
 	ret = component_bind_all(dev, ddev);
 	if (ret)
···
 	ret = drm_aperture_remove_framebuffers(false, drv);
 	if (ret)
 		goto err_msm_uninit;
-
-	dma_set_max_seg_size(dev, UINT_MAX);
 
 	msm_gem_shrinker_init(ddev);
 

drivers/gpu/drm/nouveau/nouveau_acpi.c

···
 	int optimus_funcs;
 	struct pci_dev *parent_pdev;
 
+	if (pdev->vendor != PCI_VENDOR_ID_NVIDIA)
+		return;
+
 	*has_pr3 = false;
 	parent_pdev = pci_upstream_bridge(pdev);
 	if (parent_pdev) {

drivers/gpu/drm/nouveau/nouveau_connector.c

···
 #endif
 
 	nouveau_connector_set_edid(nv_connector, edid);
-	nouveau_connector_set_encoder(connector, nv_encoder);
+	if (nv_encoder)
+		nouveau_connector_set_encoder(connector, nv_encoder);
 	return status;
 }
 
···
 	/* Determine display colour depth for everything except LVDS now,
 	 * DP requires this before mode_valid() is called.
 	 */
-	if (connector->connector_type != DRM_MODE_CONNECTOR_LVDS)
+	if (connector->connector_type != DRM_MODE_CONNECTOR_LVDS && nv_connector->native_mode)
 		nouveau_connector_detect_depth(connector);
 
 	/* Find the native mode if this is a digital panel, if we didn't
···
 	 * "native" mode as some VBIOS tables require us to use the
 	 * pixel clock as part of the lookup...
 	 */
-	if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
+	if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS && nv_connector->native_mode)
 		nouveau_connector_detect_depth(connector);
 
 	if (nv_encoder->dcb->type == DCB_OUTPUT_TV)

drivers/gpu/drm/nouveau/nouveau_drm.c

···
 static inline bool
 nouveau_cli_work_ready(struct dma_fence *fence)
 {
-	if (!dma_fence_is_signaled(fence))
-		return false;
-	dma_fence_put(fence);
-	return true;
+	bool ret = true;
+
+	spin_lock_irq(fence->lock);
+	if (!dma_fence_is_signaled_locked(fence))
+		ret = false;
+	spin_unlock_irq(fence->lock);
+
+	if (ret == true)
+		dma_fence_put(fence);
+	return ret;
 }
 
 static void

drivers/gpu/drm/radeon/radeon_fbdev.c

···
 
 	if (fb_helper->info) {
 		vga_switcheroo_client_fb_set(rdev->pdev, NULL);
+		drm_helper_force_disable_all(dev);
 		drm_fb_helper_unregister_info(fb_helper);
 	} else {
 		drm_client_release(&fb_helper->client);

drivers/gpu/drm/radeon/radeon_gem.c

···
 	struct radeon_device *rdev = dev->dev_private;
 	struct drm_radeon_gem_set_domain *args = data;
 	struct drm_gem_object *gobj;
-	struct radeon_bo *robj;
 	int r;
 
 	/* for now if someone requests domain CPU -
···
 		up_read(&rdev->exclusive_lock);
 		return -ENOENT;
 	}
-	robj = gem_to_radeon_bo(gobj);
 
 	r = radeon_gem_set_domain(gobj, args->read_domains, args->write_domain);
 
 	drm_gem_object_put(gobj);
 	up_read(&rdev->exclusive_lock);
-	r = radeon_gem_handle_lockup(robj->rdev, r);
+	r = radeon_gem_handle_lockup(rdev, r);
 	return r;
 }
 

drivers/hid/hid-logitech-hidpp.c

···
 	struct hidpp_report *message,
 	struct hidpp_report *response)
 {
-	int ret;
+	int ret = -1;
 	int max_retries = 3;
 
 	mutex_lock(&hidpp->send_mutex);
···
 	 */
 	*response = *message;
 
-	for (; max_retries != 0; max_retries--) {
+	for (; max_retries != 0 && ret; max_retries--) {
 		ret = __hidpp_send_report(hidpp->hid_dev, message);
 
 		if (ret) {
 			dbg_hid("__hidpp_send_report returned err: %d\n", ret);
 			memset(response, 0, sizeof(struct hidpp_report));
-			goto exit;
+			break;
 		}
 
 		if (!wait_event_timeout(hidpp->wait, hidpp->answer_available,
···
 			dbg_hid("%s:timeout waiting for response\n", __func__);
 			memset(response, 0, sizeof(struct hidpp_report));
 			ret = -ETIMEDOUT;
-			goto exit;
+			break;
 		}
 
 		if (response->report_id == REPORT_ID_HIDPP_SHORT &&
 		    response->rap.sub_id == HIDPP_ERROR) {
 			ret = response->rap.params[1];
 			dbg_hid("%s:got hidpp error %02X\n", __func__, ret);
-			goto exit;
+			break;
 		}
 
 		if ((response->report_id == REPORT_ID_HIDPP_LONG ||
···
 			ret = response->fap.params[1];
 			if (ret != HIDPP20_ERROR_BUSY) {
 				dbg_hid("%s:got hidpp 2.0 error %02X\n", __func__, ret);
-				goto exit;
+				break;
 			}
 			dbg_hid("%s:got busy hidpp 2.0 error %02X, retrying\n", __func__, ret);
 		}
 	}
 
-exit:
 	mutex_unlock(&hidpp->send_mutex);
 	return ret;
 

drivers/i2c/busses/i2c-designware-core.h

···
 #define DW_IC_CON_BUS_CLEAR_CTRL		BIT(11)
 
 #define DW_IC_DATA_CMD_DAT			GENMASK(7, 0)
+#define DW_IC_DATA_CMD_FIRST_DATA_BYTE		BIT(11)
 
 /*
  * Registers offset

drivers/i2c/busses/i2c-designware-slave.c

···
 
 		do {
 			regmap_read(dev->map, DW_IC_DATA_CMD, &tmp);
+			if (tmp & DW_IC_DATA_CMD_FIRST_DATA_BYTE)
+				i2c_slave_event(dev->slave,
+						I2C_SLAVE_WRITE_REQUESTED,
+						&val);
 			val = tmp;
 			i2c_slave_event(dev->slave, I2C_SLAVE_WRITE_RECEIVED,
 					&val);

drivers/i2c/busses/i2c-img-scb.c

···
 #define IMG_I2C_TIMEOUT			(msecs_to_jiffies(1000))
 
 /*
- * Worst incs are 1 (innacurate) and 16*256 (irregular).
+ * Worst incs are 1 (inaccurate) and 16*256 (irregular).
  * So a sensible inc is the logarithmic mean: 64 (2^6), which is
  * in the middle of the valid range (0-127).
  */

drivers/i2c/busses/i2c-mchp-pci1xxxx.c

···
 static DEFINE_SIMPLE_DEV_PM_OPS(pci1xxxx_i2c_pm_ops, pci1xxxx_i2c_suspend,
 			 pci1xxxx_i2c_resume);
 
-static void pci1xxxx_i2c_shutdown(struct pci1xxxx_i2c *i2c)
+static void pci1xxxx_i2c_shutdown(void *data)
 {
+	struct pci1xxxx_i2c *i2c = data;
+
 	pci1xxxx_i2c_config_padctrl(i2c, false);
 	pci1xxxx_i2c_configure_core_reg(i2c, false);
 }
···
 	init_completion(&i2c->i2c_xfer_done);
 	pci1xxxx_i2c_init(i2c);
 
-	ret = devm_add_action(dev, (void (*)(void *))pci1xxxx_i2c_shutdown, i2c);
+	ret = devm_add_action(dev, pci1xxxx_i2c_shutdown, i2c);
 	if (ret)
 		return ret;
 

drivers/i2c/busses/i2c-mv64xxx.c

···
 
 	while (readl(drv_data->reg_base + drv_data->reg_offsets.control) &
 						MV64XXX_I2C_REG_CONTROL_IFLG) {
+		/*
+		 * It seems that sometime the controller updates the status
+		 * register only after it asserts IFLG in control register.
+		 * This may result in weird bugs when in atomic mode. A delay
+		 * of 100 ns before reading the status register solves this
+		 * issue. This bug does not seem to appear when using
+		 * interrupts.
+		 */
+		if (drv_data->atomic)
+			ndelay(100);
+
 		status = readl(drv_data->reg_base + drv_data->reg_offsets.status);
 		mv64xxx_i2c_fsm(drv_data, status);
 		mv64xxx_i2c_do_action(drv_data);

drivers/i2c/busses/i2c-sprd.c

···
 	struct sprd_i2c *i2c_dev = platform_get_drvdata(pdev);
 	int ret;
 
-	ret = pm_runtime_resume_and_get(i2c_dev->dev);
+	ret = pm_runtime_get_sync(i2c_dev->dev);
 	if (ret < 0)
-		return ret;
+		dev_err(&pdev->dev, "Failed to resume device (%pe)\n", ERR_PTR(ret));
 
 	i2c_del_adapter(&i2c_dev->adap);
-	clk_disable_unprepare(i2c_dev->clk);
+
+	if (ret >= 0)
+		clk_disable_unprepare(i2c_dev->clk);
 
 	pm_runtime_put_noidle(i2c_dev->dev);
 	pm_runtime_disable(i2c_dev->dev);

drivers/infiniband/core/cma.c

···
 	route->path_rec->traffic_class = tos;
 	route->path_rec->mtu = iboe_get_mtu(ndev->mtu);
 	route->path_rec->rate_selector = IB_SA_EQ;
-	route->path_rec->rate = iboe_get_rate(ndev);
+	route->path_rec->rate = IB_RATE_PORT_CURRENT;
 	dev_put(ndev);
 	route->path_rec->packet_life_time_selector = IB_SA_EQ;
 	/* In case ACK timeout is set, use this value to calculate
···
 	if (!ndev)
 		return -ENODEV;
 
-	ib.rec.rate = iboe_get_rate(ndev);
+	ib.rec.rate = IB_RATE_PORT_CURRENT;
 	ib.rec.hop_limit = 1;
 	ib.rec.mtu = iboe_get_mtu(ndev->mtu);
 

drivers/infiniband/core/uverbs_cmd.c

···
 		attr->path_mtu = cmd->base.path_mtu;
 	if (cmd->base.attr_mask & IB_QP_PATH_MIG_STATE)
 		attr->path_mig_state = cmd->base.path_mig_state;
-	if (cmd->base.attr_mask & IB_QP_QKEY)
+	if (cmd->base.attr_mask & IB_QP_QKEY) {
+		if (cmd->base.qkey & IB_QP_SET_QKEY && !capable(CAP_NET_RAW)) {
+			ret = -EPERM;
+			goto release_qp;
+		}
 		attr->qkey = cmd->base.qkey;
+	}
 	if (cmd->base.attr_mask & IB_QP_RQ_PSN)
 		attr->rq_psn = cmd->base.rq_psn;
 	if (cmd->base.attr_mask & IB_QP_SQ_PSN)

drivers/infiniband/core/uverbs_main.c

···
 	spin_lock_irq(&ev_queue->lock);
 
 	while (list_empty(&ev_queue->event_list)) {
-		spin_unlock_irq(&ev_queue->lock);
+		if (ev_queue->is_closed) {
+			spin_unlock_irq(&ev_queue->lock);
+			return -EIO;
+		}
 
+		spin_unlock_irq(&ev_queue->lock);
 		if (filp->f_flags & O_NONBLOCK)
 			return -EAGAIN;
 
···
 			return -ERESTARTSYS;
 
 		spin_lock_irq(&ev_queue->lock);
-
-		/* If device was disassociated and no event exists set an error */
-		if (list_empty(&ev_queue->event_list) && ev_queue->is_closed) {
-			spin_unlock_irq(&ev_queue->lock);
-			return -EIO;
-		}
 	}
 
 	event = list_entry(ev_queue->event_list.next, struct ib_uverbs_event, list);

drivers/infiniband/hw/bnxt_re/bnxt_re.h

···
 
 	struct delayed_work		worker;
 	u8				cur_prio_map;
-	u16				active_speed;
-	u8				active_width;
 
 	/* FP Notification Queue (CQ & SRQ) */
 	struct tasklet_struct		nq_task;

drivers/infiniband/hw/bnxt_re/ib_verbs.c

···
 {
 	struct bnxt_re_dev *rdev = to_bnxt_re_dev(ibdev, ibdev);
 	struct bnxt_qplib_dev_attr *dev_attr = &rdev->dev_attr;
+	int rc;
 
 	memset(port_attr, 0, sizeof(*port_attr));
 
···
 	port_attr->sm_sl = 0;
 	port_attr->subnet_timeout = 0;
 	port_attr->init_type_reply = 0;
-	port_attr->active_speed = rdev->active_speed;
-	port_attr->active_width = rdev->active_width;
+	rc = ib_get_eth_speed(&rdev->ibdev, port_num, &port_attr->active_speed,
+			      &port_attr->active_width);
 
-	return 0;
+	return rc;
 }
 
 int bnxt_re_get_port_immutable(struct ib_device *ibdev, u32 port_num,

drivers/infiniband/hw/bnxt_re/main.c

···
 		return rc;
 	}
 	dev_info(rdev_to_dev(rdev), "Device registered with IB successfully");
-	ib_get_eth_speed(&rdev->ibdev, 1, &rdev->active_speed,
-			 &rdev->active_width);
 	set_bit(BNXT_RE_FLAG_ISSUE_ROCE_STATS, &rdev->flags);
 
 	event = netif_running(rdev->netdev) && netif_carrier_ok(rdev->netdev) ?

drivers/infiniband/hw/mlx5/counters.c

···
 	     !vport_qcounters_supported(dev)) || !port_num)
 		return &dev->port[0].cnts;
 
-	return &dev->port[port_num - 1].cnts;
+	return is_mdev_switchdev_mode(dev->mdev) ?
+	       &dev->port[1].cnts : &dev->port[port_num - 1].cnts;
 }
 
 /**
···
 mlx5_ib_alloc_hw_port_stats(struct ib_device *ibdev, u32 port_num)
 {
 	struct mlx5_ib_dev *dev = to_mdev(ibdev);
-	const struct mlx5_ib_counters *cnts = &dev->port[port_num - 1].cnts;
+	const struct mlx5_ib_counters *cnts = get_counters(dev, port_num);
 
 	return do_alloc_stats(cnts);
 }
···
 {
 	u32 out[MLX5_ST_SZ_DW(query_q_counter_out)] = {};
 	u32 in[MLX5_ST_SZ_DW(query_q_counter_in)] = {};
+	struct mlx5_core_dev *mdev;
 	__be32 val;
 	int ret, i;
 
···
 	    dev->port[port_num].rep->vport == MLX5_VPORT_UPLINK)
 		return 0;
 
+	mdev = mlx5_eswitch_get_core_dev(dev->port[port_num].rep->esw);
+	if (!mdev)
+		return -EOPNOTSUPP;
+
 	MLX5_SET(query_q_counter_in, in, opcode, MLX5_CMD_OP_QUERY_Q_COUNTER);
 	MLX5_SET(query_q_counter_in, in, other_vport, 1);
 	MLX5_SET(query_q_counter_in, in, vport_number,
 		 dev->port[port_num].rep->vport);
 	MLX5_SET(query_q_counter_in, in, aggregate, 1);
-	ret = mlx5_cmd_exec_inout(dev->mdev, query_q_counter, in, out);
+	ret = mlx5_cmd_exec_inout(mdev, query_q_counter, in, out);
 	if (ret)
 		return ret;
 
···
 	bool is_vport = is_mdev_switchdev_mode(dev->mdev) &&
 			port_num != MLX5_VPORT_PF;
 	const struct mlx5_ib_counter *names;
-	int j = 0, i;
+	int j = 0, i, size;
 
 	names = is_vport ? vport_basic_q_cnts : basic_q_cnts;
-	for (i = 0; i < ARRAY_SIZE(basic_q_cnts); i++, j++) {
+	size = is_vport ? ARRAY_SIZE(vport_basic_q_cnts) :
+			  ARRAY_SIZE(basic_q_cnts);
+	for (i = 0; i < size; i++, j++) {
 		descs[j].name = names[i].name;
-		offsets[j] = basic_q_cnts[i].offset;
+		offsets[j] = names[i].offset;
 	}
 
 	names = is_vport ? vport_out_of_seq_q_cnts : out_of_seq_q_cnts;
+	size = is_vport ? ARRAY_SIZE(vport_out_of_seq_q_cnts) :
+			  ARRAY_SIZE(out_of_seq_q_cnts);
 	if (MLX5_CAP_GEN(dev->mdev, out_of_seq_cnt)) {
-		for (i = 0; i < ARRAY_SIZE(out_of_seq_q_cnts); i++, j++) {
+		for (i = 0; i < size; i++, j++) {
 			descs[j].name = names[i].name;
-			offsets[j] = out_of_seq_q_cnts[i].offset;
+			offsets[j] = names[i].offset;
 		}
 	}
 
 	names = is_vport ? vport_retrans_q_cnts : retrans_q_cnts;
+	size = is_vport ? ARRAY_SIZE(vport_retrans_q_cnts) :
+			  ARRAY_SIZE(retrans_q_cnts);
 	if (MLX5_CAP_GEN(dev->mdev, retransmission_q_counters)) {
-		for (i = 0; i < ARRAY_SIZE(retrans_q_cnts); i++, j++) {
+		for (i = 0; i < size; i++, j++) {
 			descs[j].name = names[i].name;
-			offsets[j] = retrans_q_cnts[i].offset;
+			offsets[j] = names[i].offset;
 		}
 	}
 
 	names = is_vport ? vport_extended_err_cnts : extended_err_cnts;
+	size = is_vport ? ARRAY_SIZE(vport_extended_err_cnts) :
+			  ARRAY_SIZE(extended_err_cnts);
 	if (MLX5_CAP_GEN(dev->mdev, enhanced_error_q_counters)) {
-		for (i = 0; i < ARRAY_SIZE(extended_err_cnts); i++, j++) {
+		for (i = 0; i < size; i++, j++) {
 			descs[j].name = names[i].name;
-			offsets[j] = extended_err_cnts[i].offset;
+			offsets[j] = names[i].offset;
 		}
 	}
 
 	names = is_vport ? vport_roce_accl_cnts : roce_accl_cnts;
+	size = is_vport ? ARRAY_SIZE(vport_roce_accl_cnts) :
+			  ARRAY_SIZE(roce_accl_cnts);
 	if (MLX5_CAP_GEN(dev->mdev, roce_accl)) {
-		for (i = 0; i < ARRAY_SIZE(roce_accl_cnts); i++, j++) {
+		for (i = 0; i < size; i++, j++) {
 			descs[j].name = names[i].name;
-			offsets[j] = roce_accl_cnts[i].offset;
+			offsets[j] = names[i].offset;
 		}
 	}
 
···
 static int __mlx5_ib_alloc_counters(struct mlx5_ib_dev *dev,
 				    struct mlx5_ib_counters *cnts, u32 port_num)
 {
-	u32 num_counters, num_op_counters = 0;
+	bool is_vport = is_mdev_switchdev_mode(dev->mdev) &&
+			port_num != MLX5_VPORT_PF;
+	u32 num_counters, num_op_counters = 0, size;
 
-	num_counters = ARRAY_SIZE(basic_q_cnts);
+	size = is_vport ? ARRAY_SIZE(vport_basic_q_cnts) :
+			  ARRAY_SIZE(basic_q_cnts);
+	num_counters = size;
 
+	size = is_vport ? ARRAY_SIZE(vport_out_of_seq_q_cnts) :
+			  ARRAY_SIZE(out_of_seq_q_cnts);
 	if (MLX5_CAP_GEN(dev->mdev, out_of_seq_cnt))
-		num_counters += ARRAY_SIZE(out_of_seq_q_cnts);
+		num_counters += size;
 
+	size = is_vport ? ARRAY_SIZE(vport_retrans_q_cnts) :
+			  ARRAY_SIZE(retrans_q_cnts);
 	if (MLX5_CAP_GEN(dev->mdev, retransmission_q_counters))
-		num_counters += ARRAY_SIZE(retrans_q_cnts);
+		num_counters += size;
 
+	size = is_vport ? ARRAY_SIZE(vport_extended_err_cnts) :
+			  ARRAY_SIZE(extended_err_cnts);
 	if (MLX5_CAP_GEN(dev->mdev, enhanced_error_q_counters))
-		num_counters += ARRAY_SIZE(extended_err_cnts);
+		num_counters += size;
 
+	size = is_vport ? ARRAY_SIZE(vport_roce_accl_cnts) :
+			  ARRAY_SIZE(roce_accl_cnts);
 	if (MLX5_CAP_GEN(dev->mdev, roce_accl))
-		num_counters += ARRAY_SIZE(roce_accl_cnts);
+		num_counters += size;
 
 	cnts->num_q_counters = num_counters;
 
-	if (is_mdev_switchdev_mode(dev->mdev) && port_num != MLX5_VPORT_PF)
+	if (is_vport)
 		goto skip_non_qcounters;
 
 	if (MLX5_CAP_GEN(dev->mdev, cc_query_allowed)) {
···
 static void mlx5_ib_dealloc_counters(struct mlx5_ib_dev *dev)
 {
 	u32 in[MLX5_ST_SZ_DW(dealloc_q_counter_in)] = {};
-	int num_cnt_ports;
+	int num_cnt_ports = dev->num_ports;
 	int i, j;
 
-	num_cnt_ports = (!is_mdev_switchdev_mode(dev->mdev) ||
-			 vport_qcounters_supported(dev)) ? dev->num_ports : 1;
+	if (is_mdev_switchdev_mode(dev->mdev))
+		num_cnt_ports = min(2, num_cnt_ports);
 
 	MLX5_SET(dealloc_q_counter_in, in, opcode,
 		 MLX5_CMD_OP_DEALLOC_Q_COUNTER);
···
 {
 	u32 out[MLX5_ST_SZ_DW(alloc_q_counter_out)] = {};
 	u32 in[MLX5_ST_SZ_DW(alloc_q_counter_in)] = {};
-	int num_cnt_ports;
+	int num_cnt_ports = dev->num_ports;
 	int err = 0;
 	int i;
 	bool is_shared;
 
 	MLX5_SET(alloc_q_counter_in, in, opcode, MLX5_CMD_OP_ALLOC_Q_COUNTER);
 	is_shared = MLX5_CAP_GEN(dev->mdev, log_max_uctx) != 0;
-	num_cnt_ports = (!is_mdev_switchdev_mode(dev->mdev) ||
-			 vport_qcounters_supported(dev)) ? dev->num_ports : 1;
+
+	/*
+	 * In switchdev we need to allocate two ports, one that is used for
+	 * the device Q_counters and it is essentially the real Q_counters of
+	 * this device, while the other is used as a helper for PF to be able to
+	 * query all other vports.
+	 */
+	if (is_mdev_switchdev_mode(dev->mdev))
+		num_cnt_ports = min(2, num_cnt_ports);
 
 	for (i = 0; i < num_cnt_ports; i++) {
 		err = __mlx5_ib_alloc_counters(dev, &dev->port[i].cnts, i);

drivers/infiniband/hw/mlx5/fs.c

···
 	struct mlx5_flow_table_attr ft_attr = {};
 	struct mlx5_flow_table *ft;
 
-	if (mlx5_ib_shared_ft_allowed(&dev->ib_dev))
-		ft_attr.uid = MLX5_SHARED_RESOURCE_UID;
 	ft_attr.prio = priority;
 	ft_attr.max_fte = num_entries;
 	ft_attr.flags = flags;
···
 	return 0;
 }
 
+static int steering_anchor_create_ft(struct mlx5_ib_dev *dev,
+				     struct mlx5_ib_flow_prio *ft_prio,
+				     enum mlx5_flow_namespace_type ns_type)
+{
+	struct mlx5_flow_table_attr ft_attr = {};
+	struct mlx5_flow_namespace *ns;
+	struct mlx5_flow_table *ft;
+
+	if (ft_prio->anchor.ft)
+		return 0;
+
+	ns = mlx5_get_flow_namespace(dev->mdev, ns_type);
+	if (!ns)
+		return -EOPNOTSUPP;
+
+	ft_attr.flags = MLX5_FLOW_TABLE_UNMANAGED;
+	ft_attr.uid = MLX5_SHARED_RESOURCE_UID;
+	ft_attr.prio = 0;
+	ft_attr.max_fte = 2;
+	ft_attr.level = 1;
+
+	ft = mlx5_create_flow_table(ns, &ft_attr);
+	if (IS_ERR(ft))
+		return PTR_ERR(ft);
+
+	ft_prio->anchor.ft = ft;
+
+	return 0;
+}
+
+static void steering_anchor_destroy_ft(struct mlx5_ib_flow_prio *ft_prio)
+{
+	if (ft_prio->anchor.ft) {
+		mlx5_destroy_flow_table(ft_prio->anchor.ft);
+		ft_prio->anchor.ft = NULL;
+	}
+}
+
+static int
+steering_anchor_create_fg_drop(struct mlx5_ib_flow_prio *ft_prio)
+{
+	int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in);
+	struct mlx5_flow_group *fg;
+	void *flow_group_in;
+	int err = 0;
+
+	if (ft_prio->anchor.fg_drop)
+		return 0;
+
+	flow_group_in = kvzalloc(inlen, GFP_KERNEL);
+	if (!flow_group_in)
+		return -ENOMEM;
+
+	MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, 1);
+	MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 1);
+
+	fg = mlx5_create_flow_group(ft_prio->anchor.ft, flow_group_in);
+	if (IS_ERR(fg)) {
+		err = PTR_ERR(fg);
+		goto out;
+	}
+
+	ft_prio->anchor.fg_drop = fg;
+
+out:
+	kvfree(flow_group_in);
+
+	return err;
+}
+
+static void
+steering_anchor_destroy_fg_drop(struct mlx5_ib_flow_prio *ft_prio)
+{
+	if (ft_prio->anchor.fg_drop) {
+		mlx5_destroy_flow_group(ft_prio->anchor.fg_drop);
+		ft_prio->anchor.fg_drop = NULL;
+	}
+}
+
+static int
+steering_anchor_create_fg_goto_table(struct mlx5_ib_flow_prio *ft_prio)
+{
+	int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in);
+	struct mlx5_flow_group *fg;
+	void *flow_group_in;
+	int err = 0;
+
+	if (ft_prio->anchor.fg_goto_table)
+		return 0;
+
+	flow_group_in = kvzalloc(inlen, GFP_KERNEL);
+	if (!flow_group_in)
+		return -ENOMEM;
+
+	fg = mlx5_create_flow_group(ft_prio->anchor.ft, flow_group_in);
+	if (IS_ERR(fg)) {
+		err = PTR_ERR(fg);
+		goto out;
+	}
+	ft_prio->anchor.fg_goto_table = fg;
+
+out:
+	kvfree(flow_group_in);
+
+	return err;
+}
+
+static void
+steering_anchor_destroy_fg_goto_table(struct mlx5_ib_flow_prio *ft_prio)
+{
+	if (ft_prio->anchor.fg_goto_table) {
+		mlx5_destroy_flow_group(ft_prio->anchor.fg_goto_table);
+		ft_prio->anchor.fg_goto_table = NULL;
+	}
+}
+
+static int
+steering_anchor_create_rule_drop(struct mlx5_ib_flow_prio *ft_prio)
+{
+	struct mlx5_flow_act flow_act = {};
+	struct mlx5_flow_handle *handle;
+
+	if (ft_prio->anchor.rule_drop)
+		return 0;
+
+	flow_act.fg = ft_prio->anchor.fg_drop;
+	flow_act.action = MLX5_FLOW_CONTEXT_ACTION_DROP;
+
+	handle = mlx5_add_flow_rules(ft_prio->anchor.ft, NULL, &flow_act,
+				     NULL, 0);
+	if (IS_ERR(handle))
+		return PTR_ERR(handle);
+
+	ft_prio->anchor.rule_drop = handle;
+
+	return 0;
+}
+
+static void steering_anchor_destroy_rule_drop(struct mlx5_ib_flow_prio *ft_prio)
+{
+	if (ft_prio->anchor.rule_drop) {
+		mlx5_del_flow_rules(ft_prio->anchor.rule_drop);
+		ft_prio->anchor.rule_drop = NULL;
+	}
+}
+
+static int
+steering_anchor_create_rule_goto_table(struct mlx5_ib_flow_prio *ft_prio)
+{
+	struct mlx5_flow_destination dest = {};
+	struct mlx5_flow_act flow_act = {};
+	struct mlx5_flow_handle *handle;
+
+	if (ft_prio->anchor.rule_goto_table)
+		return 0;
+
+	flow_act.action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST;
+	flow_act.flags |= FLOW_ACT_IGNORE_FLOW_LEVEL;
+	flow_act.fg = ft_prio->anchor.fg_goto_table;
+
+	dest.type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE;
+	dest.ft = ft_prio->flow_table;
+
+	handle = mlx5_add_flow_rules(ft_prio->anchor.ft, NULL, &flow_act,
+				     &dest, 1);
+	if (IS_ERR(handle))
+		return PTR_ERR(handle);
+
+	ft_prio->anchor.rule_goto_table = handle;
+
+	return 0;
+}
+
+static void
+steering_anchor_destroy_rule_goto_table(struct mlx5_ib_flow_prio *ft_prio)
+{
+	if (ft_prio->anchor.rule_goto_table) {
+		mlx5_del_flow_rules(ft_prio->anchor.rule_goto_table);
+		ft_prio->anchor.rule_goto_table = NULL;
+	}
+}
+
+static int steering_anchor_create_res(struct mlx5_ib_dev *dev,
+				      struct mlx5_ib_flow_prio *ft_prio,
+				      enum mlx5_flow_namespace_type ns_type)
+{
+	int err;
+
+	err = steering_anchor_create_ft(dev, ft_prio, ns_type);
+	if (err)
+		return err;
+
+	err = steering_anchor_create_fg_drop(ft_prio);
+	if (err)
+		goto destroy_ft;
+
+	err = steering_anchor_create_fg_goto_table(ft_prio);
+	if (err)
+		goto destroy_fg_drop;
+
+	err = steering_anchor_create_rule_drop(ft_prio);
+	if (err)
+		goto destroy_fg_goto_table;
+
+	err = steering_anchor_create_rule_goto_table(ft_prio);
+	if (err)
+		goto destroy_rule_drop;
+
+	return 0;
+
+destroy_rule_drop:
+	steering_anchor_destroy_rule_drop(ft_prio);
+destroy_fg_goto_table:
+	steering_anchor_destroy_fg_goto_table(ft_prio);
+destroy_fg_drop:
+	steering_anchor_destroy_fg_drop(ft_prio);
+destroy_ft:
+	steering_anchor_destroy_ft(ft_prio);
+
+	return err;
+}
+
+static void mlx5_steering_anchor_destroy_res(struct mlx5_ib_flow_prio *ft_prio)
+{
+	steering_anchor_destroy_rule_goto_table(ft_prio);
+	steering_anchor_destroy_rule_drop(ft_prio);
+	steering_anchor_destroy_fg_goto_table(ft_prio);
+	steering_anchor_destroy_fg_drop(ft_prio);
+	steering_anchor_destroy_ft(ft_prio);
+}
+
 static int steering_anchor_cleanup(struct ib_uobject *uobject,
 				   enum rdma_remove_reason why,
 				   struct uverbs_attr_bundle *attrs)
···
 		return -EBUSY;
 
 	mutex_lock(&obj->dev->flow_db->lock);
+	if (!--obj->ft_prio->anchor.rule_goto_table_ref)
+		steering_anchor_destroy_rule_goto_table(obj->ft_prio);
+
 	put_flow_table(obj->dev, obj->ft_prio, true);
 	mutex_unlock(&obj->dev->flow_db->lock);
 
 	kfree(obj);
 	return 0;
+}
+
+static void fs_cleanup_anchor(struct mlx5_ib_flow_prio *prio,
+			      int count)
+{
+	while (count--)
+		mlx5_steering_anchor_destroy_res(&prio[count]);
+}
+
+void mlx5_ib_fs_cleanup_anchor(struct mlx5_ib_dev *dev)
+{
+	fs_cleanup_anchor(dev->flow_db->prios, MLX5_IB_NUM_FLOW_FT);
+	fs_cleanup_anchor(dev->flow_db->egress_prios, MLX5_IB_NUM_FLOW_FT);
+	fs_cleanup_anchor(dev->flow_db->sniffer, MLX5_IB_NUM_SNIFFER_FTS);
+	fs_cleanup_anchor(dev->flow_db->egress, MLX5_IB_NUM_EGRESS_FTS);
+	fs_cleanup_anchor(dev->flow_db->fdb, MLX5_IB_NUM_FDB_FTS);
+	fs_cleanup_anchor(dev->flow_db->rdma_rx, MLX5_IB_NUM_FLOW_FT);
+	fs_cleanup_anchor(dev->flow_db->rdma_tx, MLX5_IB_NUM_FLOW_FT);
 }
 
 static int mlx5_ib_matcher_ns(struct uverbs_attr_bundle *attrs,
···
 		return -ENOMEM;
 
 	mutex_lock(&dev->flow_db->lock);
+
 	ft_prio = _get_flow_table(dev, priority, ns_type, 0);
 	if (IS_ERR(ft_prio)) {
-		mutex_unlock(&dev->flow_db->lock);
 		err = PTR_ERR(ft_prio);
 		goto free_obj;
 	}
 
 	ft_prio->refcount++;
-	ft_id = mlx5_flow_table_id(ft_prio->flow_table);
-	mutex_unlock(&dev->flow_db->lock);
+
+	if (!ft_prio->anchor.rule_goto_table_ref) {
+		err = steering_anchor_create_res(dev, ft_prio, ns_type);
+		if (err)
+			goto put_flow_table;
+	}
+
+	ft_prio->anchor.rule_goto_table_ref++;
+
+	ft_id = mlx5_flow_table_id(ft_prio->anchor.ft);
 
 	err = uverbs_copy_to(attrs, MLX5_IB_ATTR_STEERING_ANCHOR_FT_ID,
 			     &ft_id, sizeof(ft_id));
 	if (err)
-		goto put_flow_table;
+		goto destroy_res;
+
+	mutex_unlock(&dev->flow_db->lock);
 
 	uobj->object = obj;
 	obj->dev = dev;
···
 
 	return 0;
 
+destroy_res:
+	--ft_prio->anchor.rule_goto_table_ref;
+	mlx5_steering_anchor_destroy_res(ft_prio);
 put_flow_table:
-	mutex_lock(&dev->flow_db->lock);
 	put_flow_table(dev, ft_prio, true);
 	mutex_unlock(&dev->flow_db->lock);
 free_obj:

drivers/infiniband/hw/mlx5/fs.h

···
 
 #if IS_ENABLED(CONFIG_INFINIBAND_USER_ACCESS)
 int mlx5_ib_fs_init(struct mlx5_ib_dev *dev);
+void mlx5_ib_fs_cleanup_anchor(struct mlx5_ib_dev *dev);
 #else
 static inline int mlx5_ib_fs_init(struct mlx5_ib_dev *dev)
 {
···
 	mutex_init(&dev->flow_db->lock);
 	return 0;
 }
+
+inline void mlx5_ib_fs_cleanup_anchor(struct mlx5_ib_dev *dev) {}
 #endif
+
 static inline void mlx5_ib_fs_cleanup(struct mlx5_ib_dev *dev)
 {
+	/* When a steering anchor is created, a special flow table is also
+	 * created for the user to reference. Since the user can reference it,
+	 * the kernel cannot trust that when the user destroys the steering
+	 * anchor, they no longer reference the flow table.
+	 *
+	 * To address this issue, when a user destroys a steering anchor, only
+	 * the flow steering rule in the table is destroyed, but the table
+	 * itself is kept to deal with the above scenario. The remaining
+	 * resources are only removed when the RDMA device is destroyed, which
+	 * is a safe assumption that all references are gone.
+	 */
+	mlx5_ib_fs_cleanup_anchor(dev);
 	kfree(dev->flow_db);
 }
 #endif /* _MLX5_IB_FS_H */

drivers/infiniband/hw/mlx5/main.c

···
 	STAGE_CREATE(MLX5_IB_STAGE_POST_IB_REG_UMR,
 		     mlx5_ib_stage_post_ib_reg_umr_init,
 		     NULL),
+	STAGE_CREATE(MLX5_IB_STAGE_DELAY_DROP,
+		     mlx5_ib_stage_delay_drop_init,
+		     mlx5_ib_stage_delay_drop_cleanup),
 	STAGE_CREATE(MLX5_IB_STAGE_RESTRACK,
 		     mlx5_ib_restrack_init,
 		     NULL),

drivers/infiniband/hw/mlx5/mlx5_ib.h

···
 #define MLX5_IB_NUM_SNIFFER_FTS		2
 #define MLX5_IB_NUM_EGRESS_FTS		1
 #define MLX5_IB_NUM_FDB_FTS		MLX5_BY_PASS_NUM_REGULAR_PRIOS
+
+struct mlx5_ib_anchor {
+	struct mlx5_flow_table *ft;
+	struct mlx5_flow_group *fg_goto_table;
+	struct mlx5_flow_group *fg_drop;
+	struct mlx5_flow_handle *rule_goto_table;
+	struct mlx5_flow_handle *rule_drop;
+	unsigned int rule_goto_table_ref;
+};
+
 struct mlx5_ib_flow_prio {
 	struct mlx5_flow_table		*flow_table;
+	struct mlx5_ib_anchor		anchor;
 	unsigned int			refcount;
 };
 
···
 	if (dev->lag_active &&
 	    mlx5_lag_mode_is_hash(dev->mdev) &&
 	    MLX5_CAP_PORT_SELECTION(dev->mdev, port_select_flow_table_bypass))
+		return 0;
+
+	if (mlx5_lag_is_lacp_owner(dev->mdev) && !dev->lag_active)
 		return 0;
 
 	return dev->lag_active ||

drivers/infiniband/hw/mlx5/qp.c

···
 
 	MLX5_SET(create_tis_in, in, uid, to_mpd(pd)->uid);
 	MLX5_SET(tisc, tisc, transport_domain, tdn);
+	if (!mlx5_ib_lag_should_assign_affinity(dev) &&
+	    mlx5_lag_is_lacp_owner(dev->mdev))
+		MLX5_SET(tisc, tisc, strict_lag_tx_port_affinity, 1);
 	if (qp->flags & IB_QP_CREATE_SOURCE_QPN)
 		MLX5_SET(tisc, tisc, underlay_qpn, qp->underlay_qpn);
 

drivers/infiniband/sw/rxe/rxe_cq.c

···
 
 	queue_advance_producer(cq->queue, QUEUE_TYPE_TO_CLIENT);
 
-	spin_unlock_irqrestore(&cq->cq_lock, flags);
-
 	if ((cq->notify == IB_CQ_NEXT_COMP) ||
 	    (cq->notify == IB_CQ_SOLICITED && solicited)) {
 		cq->notify = 0;
 
 		cq->ibcq.comp_handler(&cq->ibcq, cq->ibcq.cq_context);
 	}
+
+	spin_unlock_irqrestore(&cq->cq_lock, flags);
 
 	return 0;
 }

drivers/infiniband/sw/rxe/rxe_net.c

···
 	pkt->mask = RXE_GRH_MASK;
 	pkt->paylen = be16_to_cpu(udph->len) - sizeof(*udph);
 
+	/* remove udp header */
+	skb_pull(skb, sizeof(struct udphdr));
+
 	rxe_rcv(skb);
 
 	return 0;
···
 		kfree_skb(skb);
 		return -EIO;
 	}
+
+	/* remove udp header */
+	skb_pull(skb, sizeof(struct udphdr));
 
 	rxe_rcv(skb);
 

drivers/infiniband/sw/rxe/rxe_qp.c

···
 	spin_lock_init(&qp->rq.producer_lock);
 	spin_lock_init(&qp->rq.consumer_lock);
 
+	skb_queue_head_init(&qp->req_pkts);
+	skb_queue_head_init(&qp->resp_pkts);
+
 	atomic_set(&qp->ssn, 0);
 	atomic_set(&qp->skb_out, 0);
 }
···
 	qp->req.opcode		= -1;
 	qp->comp.opcode		= -1;
 
-	skb_queue_head_init(&qp->req_pkts);
-
 	rxe_init_task(&qp->req.task, qp, rxe_requester);
 	rxe_init_task(&qp->comp.task, qp, rxe_completer);
 
···
 			return err;
 		}
 	}
-
-	skb_queue_head_init(&qp->resp_pkts);
 
 	rxe_init_task(&qp->resp.task, qp, rxe_responder);
 

drivers/infiniband/sw/rxe/rxe_resp.c

···
 		if (mw->access & IB_ZERO_BASED)
 			qp->resp.offset = mw->addr;
 
-		rxe_put(mw);
 		rxe_get(mr);
+		rxe_put(mw);
+		mw = NULL;
 	} else {
 		mr = lookup_mr(qp->pd, access, rkey, RXE_LOOKUP_REMOTE);
 		if (!mr) {

drivers/infiniband/ulp/isert/ib_isert.c

···
 isert_connect_error(struct rdma_cm_id *cma_id)
 {
 	struct isert_conn *isert_conn = cma_id->qp->qp_context;
+	struct isert_np *isert_np = cma_id->context;
 
 	ib_drain_qp(isert_conn->qp);
+
+	mutex_lock(&isert_np->mutex);
 	list_del_init(&isert_conn->node);
+	mutex_unlock(&isert_np->mutex);
 	isert_conn->cm_id = NULL;
 	isert_put_conn(isert_conn);
 
···
 {
 	struct isert_np *isert_np = np->np_context;
 	struct isert_conn *isert_conn, *n;
+	LIST_HEAD(drop_conn_list);
 
 	if (isert_np->cm_id)
 		rdma_destroy_id(isert_np->cm_id);
···
 					 node) {
 			isert_info("cleaning isert_conn %p state (%d)\n",
 				   isert_conn, isert_conn->state);
-			isert_connect_release(isert_conn);
+			list_move_tail(&isert_conn->node, &drop_conn_list);
 		}
 	}
 
···
 					 node) {
 			isert_info("cleaning isert_conn %p state (%d)\n",
 				   isert_conn, isert_conn->state);
-			isert_connect_release(isert_conn);
+			list_move_tail(&isert_conn->node, &drop_conn_list);
 		}
 	}
 	mutex_unlock(&isert_np->mutex);
+
+	list_for_each_entry_safe(isert_conn, n, &drop_conn_list, node) {
+		list_del_init(&isert_conn->node);
+		isert_connect_release(isert_conn);
+	}
 
 	np->np_context = NULL;
 	kfree(isert_np);
···
 	isert_put_unsol_pending_cmds(conn);
 	isert_wait4cmds(conn);
 	isert_wait4logout(isert_conn);
-
-	queue_work(isert_release_wq, &isert_conn->release_work);
 }
 
 static void isert_free_conn(struct iscsit_conn *conn)

drivers/infiniband/ulp/rtrs/rtrs-clt.c

···
 	return 0;
 }
 
+/* The caller should do the cleanup in case of error */
 static int create_cm(struct rtrs_clt_con *con)
 {
 	struct rtrs_path *s = con->c.path;
···
 	err = rdma_set_reuseaddr(cm_id, 1);
 	if (err != 0) {
 		rtrs_err(s, "Set address reuse failed, err: %d\n", err);
-		goto destroy_cm;
+		return err;
 	}
 	err = rdma_resolve_addr(cm_id, (struct sockaddr *)&clt_path->s.src_addr,
 				(struct sockaddr *)&clt_path->s.dst_addr,
 				RTRS_CONNECT_TIMEOUT_MS);
 	if (err) {
 		rtrs_err(s, "Failed to resolve address, err: %d\n", err);
-		goto destroy_cm;
+		return err;
 	}
 	/*
 	 * Combine connection status and session events. This is needed
···
 		if (err == 0)
 			err = -ETIMEDOUT;
 		/* Timedout or interrupted */
-		goto errr;
+		return err;
 	}
-	if (con->cm_err < 0) {
-		err = con->cm_err;
-		goto errr;
-	}
-	if (READ_ONCE(clt_path->state) != RTRS_CLT_CONNECTING) {
+	if (con->cm_err < 0)
+		return con->cm_err;
+	if (READ_ONCE(clt_path->state) != RTRS_CLT_CONNECTING)
 		/* Device removal */
-		err = -ECONNABORTED;
-		goto errr;
-	}
+		return -ECONNABORTED;
 
 	return 0;
-
-errr:
-	stop_cm(con);
-	mutex_lock(&con->con_mutex);
-	destroy_con_cq_qp(con);
-	mutex_unlock(&con->con_mutex);
-destroy_cm:
-	destroy_cm(con);
-
-	return err;
 }
 
 static void rtrs_clt_path_up(struct rtrs_clt_path *clt_path)
···
 static int init_conns(struct rtrs_clt_path *clt_path)
 {
 	unsigned int cid;
-	int err;
+	int err, i;
 
 	/*
 	 * On every new session connections increase reconnect counter
···
 			goto destroy;
 
 		err = create_cm(to_clt_con(clt_path->s.con[cid]));
-		if (err) {
-			destroy_con(to_clt_con(clt_path->s.con[cid]));
+		if (err)
 			goto destroy;
-		}
 	}
 	err = alloc_path_reqs(clt_path);
 	if (err)
···
 	return 0;
 
 destroy:
-	while (cid--) {
-		struct rtrs_clt_con *con = to_clt_con(clt_path->s.con[cid]);
+	/* Make sure we do the cleanup in the order they are created */
+	for (i = 0; i <= cid; i++) {
+		struct rtrs_clt_con *con;
 
-		stop_cm(con);
+		if (!clt_path->s.con[i])
+			break;
 
-		mutex_lock(&con->con_mutex);
-		destroy_con_cq_qp(con);
-		mutex_unlock(&con->con_mutex);
-		destroy_cm(con);
+		con = to_clt_con(clt_path->s.con[i]);
+		if (con->c.cm_id) {
+			stop_cm(con);
+			mutex_lock(&con->con_mutex);
+			destroy_con_cq_qp(con);
+			mutex_unlock(&con->con_mutex);
+			destroy_cm(con);
+		}
 		destroy_con(con);
 	}
 	/*

drivers/infiniband/ulp/rtrs/rtrs.c

···
 			goto err;
 
 		iu->dma_addr = ib_dma_map_single(dma_dev, iu->buf, size, dir);
-		if (ib_dma_mapping_error(dma_dev, iu->dma_addr))
+		if (ib_dma_mapping_error(dma_dev, iu->dma_addr)) {
+			kfree(iu->buf);
 			goto err;
+		}
 
 		iu->cqe.done  = done;
 		iu->size      = size;

drivers/input/input.c

···
 
 	__input_release_device(handle);
 
-	if (!dev->inhibited && !--dev->users) {
+	if (!--dev->users && !dev->inhibited) {
 		if (dev->poller)
 			input_dev_poller_stop(dev->poller);
 		if (dev->close)

drivers/input/joystick/xpad.c

···
 	{ 0x1430, 0xf801, "RedOctane Controller", 0, XTYPE_XBOX360 },
 	{ 0x146b, 0x0601, "BigBen Interactive XBOX 360 Controller", 0, XTYPE_XBOX360 },
 	{ 0x146b, 0x0604, "Bigben Interactive DAIJA Arcade Stick", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 },
-	{ 0x1532, 0x0037, "Razer Sabertooth", 0, XTYPE_XBOX360 },
 	{ 0x1532, 0x0a00, "Razer Atrox Arcade Stick", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOXONE },
 	{ 0x1532, 0x0a03, "Razer Wildcat", 0, XTYPE_XBOXONE },
 	{ 0x15e4, 0x3f00, "Power A Mini Pro Elite", 0, XTYPE_XBOX360 },

drivers/input/misc/soc_button_array.c

···
 };
 
 /*
+ * Some devices have a wrong entry which points to a GPIO which is
+ * required in another driver, so this driver must not claim it.
+ */
+static const struct dmi_system_id dmi_invalid_acpi_index[] = {
+	{
+		/*
+		 * Lenovo Yoga Book X90F / X90L, the PNP0C40 home button entry
+		 * points to a GPIO which is not a home button and which is
+		 * required by the lenovo-yogabook driver.
+		 */
+		.matches = {
+			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
+			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "CHERRYVIEW D1 PLATFORM"),
+			DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "YETI-11"),
+		},
+		.driver_data = (void *)1l,
+	},
+	{} /* Terminating entry */
+};
+
+/*
  * Get the Nth GPIO number from the ACPI object.
  */
 static int soc_button_lookup_gpio(struct device *dev, int acpi_index,
···
 	struct platform_device *pd;
 	struct gpio_keys_button *gpio_keys;
 	struct gpio_keys_platform_data *gpio_keys_pdata;
+	const struct dmi_system_id *dmi_id;
+	int invalid_acpi_index = -1;
 	int error, gpio, irq;
 	int n_buttons = 0;
 
···
 	gpio_keys = (void *)(gpio_keys_pdata + 1);
 	n_buttons = 0;
 
+	dmi_id = dmi_first_match(dmi_invalid_acpi_index);
+	if (dmi_id)
+		invalid_acpi_index = (long)dmi_id->driver_data;
+
 	for (info = button_info; info->name; info++) {
 		if (info->autorepeat != autorepeat)
+			continue;
+
+		if (info->acpi_index == invalid_acpi_index)
 			continue;
 
 		error = soc_button_lookup_gpio(&pdev->dev, info->acpi_index, &gpio, &irq);

drivers/input/mouse/elantech.c

···
 	struct input_dev *dev = psmouse->dev;
 	struct elantech_data *etd = psmouse->private;
 	unsigned char *packet = psmouse->packet;
-	int id = ((packet[3] & 0xe0) >> 5) - 1;
+	int id;
 	int pres, traces;
 
-	if (id < 0)
+	id = ((packet[3] & 0xe0) >> 5) - 1;
+	if (id < 0 || id >= ETP_MAX_FINGERS)
 		return;
 
 	etd->mt[id].x = ((packet[1] & 0x0f) << 8) | packet[2];
···
 	int id, sid;
 
 	id = ((packet[0] & 0xe0) >> 5) - 1;
-	if (id < 0)
+	if (id < 0 || id >= ETP_MAX_FINGERS)
 		return;
 
 	sid = ((packet[3] & 0xe0) >> 5) - 1;
···
 	input_report_abs(dev, ABS_MT_POSITION_X, etd->mt[id].x);
 	input_report_abs(dev, ABS_MT_POSITION_Y, etd->mt[id].y);
 
-	if (sid >= 0) {
+	if (sid >= 0 && sid < ETP_MAX_FINGERS) {
 		etd->mt[sid].x += delta_x2 * weight;
 		etd->mt[sid].y -= delta_y2 * weight;
 		input_mt_slot(dev, sid);

drivers/input/touchscreen/cyttsp5.c

···
 static int cyttsp5_hid_output_bl_launch_app(struct cyttsp5 *ts)
 {
 	int rc;
-	u8 cmd[HID_OUTPUT_BL_LAUNCH_APP];
+	u8 cmd[HID_OUTPUT_BL_LAUNCH_APP_SIZE];
 	u16 crc;
 
 	put_unaligned_le16(HID_OUTPUT_BL_LAUNCH_APP_SIZE, cmd);

drivers/md/dm-ioctl.c

···
 	/* Do we need to load a new map ? */
 	if (new_map) {
 		sector_t old_size, new_size;
-		int srcu_idx;
 
 		/* Suspend if it isn't already suspended */
-		old_map = dm_get_live_table(md, &srcu_idx);
-		if ((param->flags & DM_SKIP_LOCKFS_FLAG) || !old_map)
+		if (param->flags & DM_SKIP_LOCKFS_FLAG)
 			suspend_flags &= ~DM_SUSPEND_LOCKFS_FLAG;
-		dm_put_live_table(md, srcu_idx);
 		if (param->flags & DM_NOFLUSH_FLAG)
 			suspend_flags |= DM_SUSPEND_NOFLUSH_FLAG;
 		if (!dm_suspended_md(md))

drivers/md/dm-thin-metadata.c

···
 
 int dm_pool_block_is_shared(struct dm_pool_metadata *pmd, dm_block_t b, bool *result)
 {
-	int r;
+	int r = -EINVAL;
 	uint32_t ref_count;
 
 	down_read(&pmd->root_lock);
-	r = dm_sm_get_count(pmd->data_sm, b, &ref_count);
-	if (!r)
-		*result = (ref_count > 1);
+	if (!pmd->fail_io) {
+		r = dm_sm_get_count(pmd->data_sm, b, &ref_count);
+		if (!r)
+			*result = (ref_count > 1);
+	}
 	up_read(&pmd->root_lock);
 
 	return r;
···
 
 int dm_pool_inc_data_range(struct dm_pool_metadata *pmd, dm_block_t b, dm_block_t e)
 {
-	int r = 0;
+	int r = -EINVAL;
 
 	pmd_write_lock(pmd);
-	r = dm_sm_inc_blocks(pmd->data_sm, b, e);
+	if (!pmd->fail_io)
+		r = dm_sm_inc_blocks(pmd->data_sm, b, e);
 	pmd_write_unlock(pmd);
 
 	return r;
···
 
 int dm_pool_dec_data_range(struct dm_pool_metadata *pmd, dm_block_t b, dm_block_t e)
 {
-	int r = 0;
+	int r = -EINVAL;
 
 	pmd_write_lock(pmd);
-	r = dm_sm_dec_blocks(pmd->data_sm, b, e);
+	if (!pmd->fail_io)
+		r = dm_sm_dec_blocks(pmd->data_sm, b, e);
 	pmd_write_unlock(pmd);
 
 	return r;

drivers/md/dm-thin.c

···
 	sector_t s = block_to_sectors(tc->pool, data_b);
 	sector_t len = block_to_sectors(tc->pool, data_e - data_b);
 
-	return __blkdev_issue_discard(tc->pool_dev->bdev, s, len, GFP_NOWAIT,
-				      &op->bio);
+	return __blkdev_issue_discard(tc->pool_dev->bdev, s, len, GFP_NOIO, &op->bio);
 }
 
 static void end_discard(struct discard_op *op, int r)

drivers/md/dm.c

···
 }
 
 static sector_t __max_io_len(struct dm_target *ti, sector_t sector,
-			     unsigned int max_granularity)
+			     unsigned int max_granularity,
+			     unsigned int max_sectors)
 {
 	sector_t target_offset = dm_target_offset(ti, sector);
 	sector_t len = max_io_len_target_boundary(ti, target_offset);
···
 	if (!max_granularity)
 		return len;
 	return min_t(sector_t, len,
-		min(queue_max_sectors(ti->table->md->queue),
+		min(max_sectors ? : queue_max_sectors(ti->table->md->queue),
 		    blk_chunk_sectors_left(target_offset, max_granularity)));
 }
 
 static inline sector_t max_io_len(struct dm_target *ti, sector_t sector)
 {
-	return __max_io_len(ti, sector, ti->max_io_len);
+	return __max_io_len(ti, sector, ti->max_io_len, 0);
 }
 
 int dm_set_target_max_io_len(struct dm_target *ti, sector_t len)
···
 
 static void __send_changing_extent_only(struct clone_info *ci, struct dm_target *ti,
 					unsigned int num_bios,
-					unsigned int max_granularity)
+					unsigned int max_granularity,
+					unsigned int max_sectors)
 {
 	unsigned int len, bios;
 
 	len = min_t(sector_t, ci->sector_count,
-		    __max_io_len(ti, ci->sector, max_granularity));
+		    __max_io_len(ti, ci->sector, max_granularity, max_sectors));
 
 	atomic_add(num_bios, &ci->io->io_count);
 	bios = __send_duplicate_bios(ci, ti, num_bios, &len);
···
 {
 	unsigned int num_bios = 0;
 	unsigned int max_granularity = 0;
+	unsigned int max_sectors = 0;
 	struct queue_limits *limits = dm_get_queue_limits(ti->table->md);
 
 	switch (bio_op(ci->bio)) {
 	case REQ_OP_DISCARD:
 		num_bios = ti->num_discard_bios;
+		max_sectors = limits->max_discard_sectors;
 		if (ti->max_discard_granularity)
-			max_granularity = limits->max_discard_sectors;
+			max_granularity = max_sectors;
 		break;
 	case REQ_OP_SECURE_ERASE:
 		num_bios = ti->num_secure_erase_bios;
+		max_sectors = limits->max_secure_erase_sectors;
 		if (ti->max_secure_erase_granularity)
-			max_granularity = limits->max_secure_erase_sectors;
+			max_granularity = max_sectors;
 		break;
 	case REQ_OP_WRITE_ZEROES:
 		num_bios = ti->num_write_zeroes_bios;
+		max_sectors = limits->max_write_zeroes_sectors;
 		if (ti->max_write_zeroes_granularity)
-			max_granularity = limits->max_write_zeroes_sectors;
+			max_granularity = max_sectors;
 		break;
 	default:
 		break;
···
 	if (unlikely(!num_bios))
 		return BLK_STS_NOTSUPP;
 
-	__send_changing_extent_only(ci, ti, num_bios, max_granularity);
+	__send_changing_extent_only(ci, ti, num_bios,
+				    max_granularity, max_sectors);
 	return BLK_STS_OK;
 }
 
···
 	}
 
 	map = rcu_dereference_protected(md->map, lockdep_is_held(&md->suspend_lock));
+	if (!map) {
+		/* avoid deadlock with fs/namespace.c:do_mount() */
+		suspend_flags &= ~DM_SUSPEND_LOCKFS_FLAG;
+	}
 
 	r = __dm_suspend(md, map, suspend_flags, TASK_INTERRUPTIBLE, DMF_SUSPENDED);
 	if (r)

drivers/media/dvb-core/dvb_frontend.c

···
 
 	dev_dbg(fe->dvb->device, "%s:\n", __func__);
 
-	mutex_lock(&fe->remove_mutex);
-
 	if (fe->exit != DVB_FE_DEVICE_REMOVED)
 		fe->exit = DVB_FE_NORMAL_EXIT;
 	mb();
 
-	if (!fepriv->thread) {
-		mutex_unlock(&fe->remove_mutex);
+	if (!fepriv->thread)
 		return;
-	}
 
 	kthread_stop(fepriv->thread);
-
-	mutex_unlock(&fe->remove_mutex);
-
-	if (fepriv->dvbdev->users < -1) {
-		wait_event(fepriv->dvbdev->wait_queue,
-			   fepriv->dvbdev->users == -1);
-	}
 
 	sema_init(&fepriv->sem, 1);
 	fepriv->state = FESTATE_IDLE;
···
 	struct dvb_adapter *adapter = fe->dvb;
 	int ret;
 
-	mutex_lock(&fe->remove_mutex);
-
 	dev_dbg(fe->dvb->device, "%s:\n", __func__);
-	if (fe->exit == DVB_FE_DEVICE_REMOVED) {
-		ret = -ENODEV;
-		goto err_remove_mutex;
-	}
+	if (fe->exit == DVB_FE_DEVICE_REMOVED)
+		return -ENODEV;
 
 	if (adapter->mfe_shared == 2) {
 		mutex_lock(&adapter->mfe_lock);
···
 			if (adapter->mfe_dvbdev &&
 			    !adapter->mfe_dvbdev->writers) {
 				mutex_unlock(&adapter->mfe_lock);
-				ret = -EBUSY;
-				goto err_remove_mutex;
+				return -EBUSY;
 			}
 			adapter->mfe_dvbdev = dvbdev;
 		}
···
 			while (mferetry-- && (mfedev->users != -1 ||
 					      mfepriv->thread)) {
 				if (msleep_interruptible(500)) {
-					if (signal_pending(current)) {
-						ret = -EINTR;
-						goto err_remove_mutex;
-					}
+					if (signal_pending(current))
+						return -EINTR;
 				}
 			}
 
···
 				if (mfedev->users != -1 ||
 				    mfepriv->thread) {
 					mutex_unlock(&adapter->mfe_lock);
-					ret = -EBUSY;
-					goto err_remove_mutex;
+					return -EBUSY;
 				}
 				adapter->mfe_dvbdev = dvbdev;
 			}
···
 
 	if (adapter->mfe_shared)
 		mutex_unlock(&adapter->mfe_lock);
-
-	mutex_unlock(&fe->remove_mutex);
 	return ret;
 
 err3:
···
 err0:
 	if (adapter->mfe_shared)
 		mutex_unlock(&adapter->mfe_lock);
-
-err_remove_mutex:
-	mutex_unlock(&fe->remove_mutex);
 	return ret;
 }
 
···
 	struct dvb_frontend *fe = dvbdev->priv;
 	struct dvb_frontend_private *fepriv = fe->frontend_priv;
 	int ret;
-
-	mutex_lock(&fe->remove_mutex);
 
 	dev_dbg(fe->dvb->device, "%s:\n", __func__);
 
···
 		}
 		mutex_unlock(&fe->dvb->mdev_lock);
 #endif
+		if (fe->exit != DVB_FE_NO_EXIT)
+			wake_up(&dvbdev->wait_queue);
 		if (fe->ops.ts_bus_ctrl)
 			fe->ops.ts_bus_ctrl(fe, 0);
-
-		if (fe->exit != DVB_FE_NO_EXIT) {
-			mutex_unlock(&fe->remove_mutex);
-			wake_up(&dvbdev->wait_queue);
-		} else {
-			mutex_unlock(&fe->remove_mutex);
-		}
-
-	} else {
-		mutex_unlock(&fe->remove_mutex);
 	}
 
 	dvb_frontend_put(fe);
···
 	fepriv = fe->frontend_priv;
 
 	kref_init(&fe->refcount);
-	mutex_init(&fe->remove_mutex);
 
 	/*
 	 * After initialization, there need to be two references: one

drivers/misc/eeprom/Kconfig

···
 	depends on I2C && SYSFS
 	select NVMEM
 	select NVMEM_SYSFS
+	select REGMAP
 	select REGMAP_I2C
 	help
 	  Enable this driver to get read/write support to most I2C EEPROMs

drivers/net/dsa/lan9303-core.c

···
 	struct lan9303 *chip = ds->priv;
 
 	dev_dbg(chip->dev, "%s(%d, %pM, %d)\n", __func__, port, addr, vid);
-	if (vid)
-		return -EOPNOTSUPP;
 
 	return lan9303_alr_add_port(chip, addr, port, false);
 }
···
 	struct lan9303 *chip = ds->priv;
 
 	dev_dbg(chip->dev, "%s(%d, %pM, %d)\n", __func__, port, addr, vid);
-	if (vid)
-		return -EOPNOTSUPP;
 	lan9303_alr_del_port(chip, addr, port);
 
 	return 0;

drivers/net/dsa/ocelot/felix_vsc9959.c

···
 	/* Consider the standard Ethernet overhead of 8 octets preamble+SFD,
 	 * 4 octets FCS, 12 octets IFG.
 	 */
-	needed_bit_time_ps = (maxlen + 24) * picos_per_byte;
+	needed_bit_time_ps = (u64)(maxlen + 24) * picos_per_byte;
 
 	dev_dbg(ocelot->dev,
 		"port %d: max frame size %d needs %llu ps at speed %d\n",

drivers/net/dsa/qca/Kconfig

···
 	bool "Qualcomm Atheros QCA8K Ethernet switch family LEDs support"
 	depends on NET_DSA_QCA8K
 	depends on LEDS_CLASS=y || LEDS_CLASS=NET_DSA_QCA8K
+	depends on LEDS_TRIGGERS
 	help
 	  This enabled support for LEDs present on the Qualcomm Atheros
 	  QCA8K Ethernet switch chips.

drivers/net/ethernet/amd/pds_core/dev.c

···
 
 bool pdsc_is_fw_good(struct pdsc *pdsc)
 {
-	u8 gen = pdsc->fw_status & PDS_CORE_FW_STS_F_GENERATION;
+	bool fw_running = pdsc_is_fw_running(pdsc);
+	u8 gen;
 
-	return pdsc_is_fw_running(pdsc) && gen == pdsc->fw_generation;
+	/* Make sure to update the cached fw_status by calling
+	 * pdsc_is_fw_running() before getting the generation
+	 */
+	gen = pdsc->fw_status & PDS_CORE_FW_STS_F_GENERATION;
+
+	return fw_running && gen == pdsc->fw_generation;
 }
 
 static u8 pdsc_devcmd_status(struct pdsc *pdsc)

drivers/net/ethernet/broadcom/bcmsysport.c

···
 	priv->irq0 = platform_get_irq(pdev, 0);
 	if (!priv->is_lite) {
 		priv->irq1 = platform_get_irq(pdev, 1);
-		priv->wol_irq = platform_get_irq(pdev, 2);
+		priv->wol_irq = platform_get_irq_optional(pdev, 2);
 	} else {
-		priv->wol_irq = platform_get_irq(pdev, 1);
+		priv->wol_irq = platform_get_irq_optional(pdev, 1);
 	}
 	if (priv->irq0 <= 0 || (priv->irq1 <= 0 && !priv->is_lite)) {
 		ret = -EINVAL;

drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c

···
 	bp->fw_seq = SHMEM_RD(bp, func_mb[BP_FW_MB_IDX(bp)].drv_mb_header) &
 							DRV_MSG_SEQ_NUMBER_MASK;
 
-	if (netif_running(dev))
-		bnx2x_nic_load(bp, LOAD_NORMAL);
+	if (netif_running(dev)) {
+		if (bnx2x_nic_load(bp, LOAD_NORMAL)) {
+			netdev_err(bp->dev, "Error during driver initialization, try unloading/reloading the driver\n");
+			goto done;
+		}
+	}
 
 	netif_device_attach(dev);
 
+done:
 	rtnl_unlock();
 }
 

drivers/net/ethernet/broadcom/bnxt/bnxt.c

···
 
 	__netif_txq_completed_wake(txq, nr_pkts, tx_bytes,
 				   bnxt_tx_avail(bp, txr), bp->tx_wake_thresh,
-				   READ_ONCE(txr->dev_state) != BNXT_DEV_STATE_CLOSING);
+				   READ_ONCE(txr->dev_state) == BNXT_DEV_STATE_CLOSING);
 }
 
 static struct page *__bnxt_alloc_rx_page(struct bnxt *bp, dma_addr_t *mapping,
···
 			if (BNXT_PTP_USE_RTC(bp)) {
 				struct bnxt_ptp_cfg *ptp = bp->ptp_cfg;
 				u64 ns;
+
+				if (!ptp)
+					goto async_event_process_exit;
 
 				spin_lock_bh(&ptp->ptp_lock);
 				bnxt_ptp_update_current_time(bp);
···
 		if (event_id == ASYNC_EVENT_CMPL_EVENT_ID_ERROR_RECOVERY &&
 		    !(bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY))
 			continue;
+		if (event_id == ASYNC_EVENT_CMPL_EVENT_ID_PHC_UPDATE &&
+		    !bp->ptp_cfg)
+			continue;
 		__set_bit(bnxt_async_events_arr[i], async_events_bmap);
 	}
 	if (bmap && bmap_size) {
···
 	if (hwrm_req_init(bp, req, HWRM_VNIC_RSS_QCFG))
 		return;
 
+	req->vnic_id = cpu_to_le16(vnic->fw_vnic_id);
 	/* all contexts configured to same hash_type, zero always exists */
 	req->rss_ctx_idx = cpu_to_le16(vnic->fw_rss_cos_lb_ctx[0]);
 	resp = hwrm_req_hold(bp, req);
···
 		goto err_out;
 	}
 
+	if (BNXT_VF(bp))
+		bnxt_hwrm_func_qcfg(bp);
+
 	rc = bnxt_setup_vnic(bp, 0);
 	if (rc)
 		goto err_out;
···
 static void bnxt_fw_health_check(struct bnxt *bp)
 {
 	struct bnxt_fw_health *fw_health = bp->fw_health;
+	struct pci_dev *pdev = bp->pdev;
 	u32 val;
 
 	if (!fw_health->enabled || test_bit(BNXT_STATE_IN_FW_RESET, &bp->state))
···
 	}
 
 	val = bnxt_fw_health_readl(bp, BNXT_FW_HEARTBEAT_REG);
-	if (val == fw_health->last_fw_heartbeat) {
+	if (val == fw_health->last_fw_heartbeat && pci_device_is_present(pdev)) {
 		fw_health->arrests++;
 		goto fw_reset;
 	}
···
 	fw_health->last_fw_heartbeat = val;
 
 	val = bnxt_fw_health_readl(bp, BNXT_FW_RESET_CNT_REG);
-	if (val != fw_health->last_fw_reset_cnt) {
+	if (val != fw_health->last_fw_reset_cnt && pci_device_is_present(pdev)) {
 		fw_health->discoveries++;
 		goto fw_reset;
 	}
···
 
 #endif /* CONFIG_RFS_ACCEL */
 
-static int bnxt_udp_tunnel_sync(struct net_device *netdev, unsigned int table)
+static int bnxt_udp_tunnel_set_port(struct net_device *netdev, unsigned int table,
+				    unsigned int entry, struct udp_tunnel_info *ti)
 {
 	struct bnxt *bp = netdev_priv(netdev);
-	struct udp_tunnel_info ti;
 	unsigned int cmd;
 
-	udp_tunnel_nic_get_port(netdev, table, 0, &ti);
-	if (ti.type == UDP_TUNNEL_TYPE_VXLAN)
+	if (ti->type == UDP_TUNNEL_TYPE_VXLAN)
 		cmd = TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_VXLAN;
 	else
 		cmd = TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_GENEVE;
 
-	if (ti.port)
-		return bnxt_hwrm_tunnel_dst_port_alloc(bp, ti.port, cmd);
+	return bnxt_hwrm_tunnel_dst_port_alloc(bp, ti->port, cmd);
+}
+
+static int bnxt_udp_tunnel_unset_port(struct net_device *netdev, unsigned int table,
+				      unsigned int entry, struct udp_tunnel_info *ti)
+{
+	struct bnxt *bp = netdev_priv(netdev);
+	unsigned int cmd;
+
+	if (ti->type == UDP_TUNNEL_TYPE_VXLAN)
+		cmd = TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_VXLAN;
+	else
+		cmd = TUNNEL_DST_PORT_FREE_REQ_TUNNEL_TYPE_GENEVE;
 
 	return bnxt_hwrm_tunnel_dst_port_free(bp, cmd);
 }
 
 static const struct udp_tunnel_nic_info bnxt_udp_tunnels = {
-	.sync_table	= bnxt_udp_tunnel_sync,
+	.set_port	= bnxt_udp_tunnel_set_port,
+	.unset_port	= bnxt_udp_tunnel_unset_port,
 	.flags		= UDP_TUNNEL_NIC_INFO_MAY_SLEEP |
 			  UDP_TUNNEL_NIC_INFO_OPEN_ONLY,
 	.tables		= {

drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c

···
 		}
 	}
 
-	if (req & BNXT_FW_RESET_AP) {
+	if (!BNXT_CHIP_P4_PLUS(bp) && (req & BNXT_FW_RESET_AP)) {
 		/* This feature is not supported in older firmware versions */
 		if (bp->hwrm_spec_code >= 0x10803) {
 			if (!bnxt_firmware_reset_ap(dev)) {

drivers/net/ethernet/broadcom/bnxt/bnxt_ptp.c

···
 		bnxt_ptp_timecounter_init(bp, true);
 		bnxt_ptp_adjfine_rtc(bp, 0);
 	}
+	bnxt_hwrm_func_drv_rgtr(bp, NULL, 0, true);
 
 	ptp->ptp_info = bnxt_ptp_caps;
 	if ((bp->fw_cap & BNXT_FW_CAP_PTP_PPS)) {

drivers/net/ethernet/broadcom/genet/bcmgenet.c

···
 	}
 }
 
-static void bcmgenet_eee_enable_set(struct net_device *dev, bool enable)
+void bcmgenet_eee_enable_set(struct net_device *dev, bool enable,
+			     bool tx_lpi_enabled)
 {
 	struct bcmgenet_priv *priv = netdev_priv(dev);
 	u32 off = priv->hw_params->tbuf_offset + TBUF_ENERGY_CTRL;
···
 
 	/* Enable EEE and switch to a 27Mhz clock automatically */
 	reg = bcmgenet_readl(priv->base + off);
-	if (enable)
+	if (tx_lpi_enabled)
 		reg |= TBUF_EEE_EN | TBUF_PM_EN;
 	else
 		reg &= ~(TBUF_EEE_EN | TBUF_PM_EN);
···
 
 	priv->eee.eee_enabled = enable;
 	priv->eee.eee_active = enable;
+	priv->eee.tx_lpi_enabled = tx_lpi_enabled;
 }
 
 static int bcmgenet_get_eee(struct net_device *dev, struct ethtool_eee *e)
···
 
 	e->eee_enabled = p->eee_enabled;
 	e->eee_active = p->eee_active;
+	e->tx_lpi_enabled = p->tx_lpi_enabled;
 	e->tx_lpi_timer = bcmgenet_umac_readl(priv, UMAC_EEE_LPI_TIMER);
 
 	return phy_ethtool_get_eee(dev->phydev, e);
···
 {
 	struct bcmgenet_priv *priv = netdev_priv(dev);
 	struct ethtool_eee *p = &priv->eee;
-	int ret = 0;
 
 	if (GENET_IS_V1(priv))
 		return -EOPNOTSUPP;
···
 	p->eee_enabled = e->eee_enabled;
 
 	if (!p->eee_enabled) {
-		bcmgenet_eee_enable_set(dev, false);
+		bcmgenet_eee_enable_set(dev, false, false);
 	} else {
-		ret = phy_init_eee(dev->phydev, false);
-		if (ret) {
-			netif_err(priv, hw, dev, "EEE initialization failed\n");
-			return ret;
-		}
-
+		p->eee_active = phy_init_eee(dev->phydev, false) >= 0;
 		bcmgenet_umac_writel(priv, e->tx_lpi_timer, UMAC_EEE_LPI_TIMER);
-		bcmgenet_eee_enable_set(dev, true);
+		bcmgenet_eee_enable_set(dev, p->eee_active, e->tx_lpi_enabled);
 	}
 
 	return phy_ethtool_set_eee(dev->phydev, e);
···
 
 	if (!device_may_wakeup(d))
 		phy_resume(dev->phydev);
-
-	if (priv->eee.eee_enabled)
-		bcmgenet_eee_enable_set(dev, true);
 
 	bcmgenet_netif_start(dev);
 

drivers/net/ethernet/broadcom/genet/bcmgenet.h

···
 void bcmgenet_wol_power_up_cfg(struct bcmgenet_priv *priv,
 			       enum bcmgenet_power_mode mode);
 
+void bcmgenet_eee_enable_set(struct net_device *dev, bool enable,
+			     bool tx_lpi_enabled);
+
 #endif /* __BCMGENET_H__ */

drivers/net/ethernet/broadcom/genet/bcmmii.c

···
 		reg |= CMD_TX_EN | CMD_RX_EN;
 	}
 	bcmgenet_umac_writel(priv, reg, UMAC_CMD);
+
+	priv->eee.eee_active = phy_init_eee(phydev, 0) >= 0;
+	bcmgenet_eee_enable_set(dev,
+				priv->eee.eee_enabled && priv->eee.eee_active,
+				priv->eee.tx_lpi_enabled);
 }
 
 /* setup netdev link state when PHY link status change and

drivers/net/ethernet/freescale/enetc/enetc.c

···
 		if (!skb)
 			break;
 
-		rx_byte_cnt += skb->len;
+		/* When set, the outer VLAN header is extracted and reported
+		 * in the receive buffer descriptor. So rx_byte_cnt should
+		 * add the length of the extracted VLAN header.
+		 */
+		if (bd_status & ENETC_RXBD_FLAG_VLAN)
+			rx_byte_cnt += VLAN_HLEN;
+		rx_byte_cnt += skb->len + ETH_HLEN;
 		rx_frm_cnt++;
 
 		napi_gro_receive(napi, skb);
···
 
 		enetc_build_xdp_buff(rx_ring, bd_status, &rxbd, &i,
 				     &cleaned_cnt, &xdp_buff);
+
+		/* When set, the outer VLAN header is extracted and reported
+		 * in the receive buffer descriptor. So rx_byte_cnt should
+		 * add the length of the extracted VLAN header.
+		 */
+		if (bd_status & ENETC_RXBD_FLAG_VLAN)
+			rx_byte_cnt += VLAN_HLEN;
+		rx_byte_cnt += xdp_get_buff_len(&xdp_buff);
 
 		xdp_act = bpf_prog_run_xdp(prog, &xdp_buff);
 

drivers/net/ethernet/freescale/enetc/enetc_qos.c

···
 	int bw_sum = 0;
 	u8 bw;
 
-	prio_top = netdev_get_prio_tc_map(ndev, tc_nums - 1);
-	prio_next = netdev_get_prio_tc_map(ndev, tc_nums - 2);
+	prio_top = tc_nums - 1;
+	prio_next = tc_nums - 2;
 
 	/* Support highest prio and second prio tc in cbs mode */
 	if (tc != prio_top && tc != prio_next)

drivers/net/ethernet/intel/iavf/iavf.h

···
 void iavf_update_stats(struct iavf_adapter *adapter);
 void iavf_reset_interrupt_capability(struct iavf_adapter *adapter);
 int iavf_init_interrupt_scheme(struct iavf_adapter *adapter);
-void iavf_irq_enable_queues(struct iavf_adapter *adapter, u32 mask);
+void iavf_irq_enable_queues(struct iavf_adapter *adapter);
 void iavf_free_all_tx_resources(struct iavf_adapter *adapter);
 void iavf_free_all_rx_resources(struct iavf_adapter *adapter);
 

drivers/net/ethernet/intel/iavf/iavf_main.c

···
 }
 
 /**
- * iavf_irq_enable_queues - Enable interrupt for specified queues
+ * iavf_irq_enable_queues - Enable interrupt for all queues
  * @adapter: board private structure
- * @mask: bitmap of queues to enable
  **/
-void iavf_irq_enable_queues(struct iavf_adapter *adapter, u32 mask)
+void iavf_irq_enable_queues(struct iavf_adapter *adapter)
 {
 	struct iavf_hw *hw = &adapter->hw;
 	int i;
 
 	for (i = 1; i < adapter->num_msix_vectors; i++) {
-		if (mask & BIT(i - 1)) {
-			wr32(hw, IAVF_VFINT_DYN_CTLN1(i - 1),
-			     IAVF_VFINT_DYN_CTLN1_INTENA_MASK |
-			     IAVF_VFINT_DYN_CTLN1_ITR_INDX_MASK);
-		}
+		wr32(hw, IAVF_VFINT_DYN_CTLN1(i - 1),
+		     IAVF_VFINT_DYN_CTLN1_INTENA_MASK |
+		     IAVF_VFINT_DYN_CTLN1_ITR_INDX_MASK);
 	}
 }
 
···
 	struct iavf_hw *hw = &adapter->hw;
 
 	iavf_misc_irq_enable(adapter);
-	iavf_irq_enable_queues(adapter, ~0);
+	iavf_irq_enable_queues(adapter);
 
 	if (flush)
 		iavf_flush(hw);

drivers/net/ethernet/intel/iavf/iavf_register.h

···
 #define IAVF_VFINT_DYN_CTL01_INTENA_MASK IAVF_MASK(0x1, IAVF_VFINT_DYN_CTL01_INTENA_SHIFT)
 #define IAVF_VFINT_DYN_CTL01_ITR_INDX_SHIFT 3
 #define IAVF_VFINT_DYN_CTL01_ITR_INDX_MASK IAVF_MASK(0x3, IAVF_VFINT_DYN_CTL01_ITR_INDX_SHIFT)
-#define IAVF_VFINT_DYN_CTLN1(_INTVF) (0x00003800 + ((_INTVF) * 4)) /* _i=0...15 */ /* Reset: VFR */
+#define IAVF_VFINT_DYN_CTLN1(_INTVF) (0x00003800 + ((_INTVF) * 4)) /* _i=0...63 */ /* Reset: VFR */
 #define IAVF_VFINT_DYN_CTLN1_INTENA_SHIFT 0
 #define IAVF_VFINT_DYN_CTLN1_INTENA_MASK IAVF_MASK(0x1, IAVF_VFINT_DYN_CTLN1_INTENA_SHIFT)
 #define IAVF_VFINT_DYN_CTLN1_SWINT_TRIG_SHIFT 2

drivers/net/ethernet/intel/ice/ice_common.c

···
  */
 int
 ice_aq_write_i2c(struct ice_hw *hw, struct ice_aqc_link_topo_addr topo_addr,
-		 u16 bus_addr, __le16 addr, u8 params, u8 *data,
+		 u16 bus_addr, __le16 addr, u8 params, const u8 *data,
 		 struct ice_sq_cd *cd)
 {
 	struct ice_aq_desc desc = { 0 };

drivers/net/ethernet/intel/ice/ice_common.h

···
 		struct ice_sq_cd *cd);
 int
 ice_aq_write_i2c(struct ice_hw *hw, struct ice_aqc_link_topo_addr topo_addr,
-		 u16 bus_addr, __le16 addr, u8 params, u8 *data,
+		 u16 bus_addr, __le16 addr, u8 params, const u8 *data,
 		 struct ice_sq_cd *cd);
 bool ice_fw_supports_report_dflt_cfg(struct ice_hw *hw);
 #endif /* _ICE_COMMON_H_ */

drivers/net/ethernet/intel/ice/ice_gnss.c

···
  * * number of bytes written - success
  * * negative - error code
  */
-static unsigned int
-ice_gnss_do_write(struct ice_pf *pf, unsigned char *buf, unsigned int size)
+static int
+ice_gnss_do_write(struct ice_pf *pf, const unsigned char *buf, unsigned int size)
 {
 	struct ice_aqc_link_topo_addr link_topo;
 	struct ice_hw *hw = &pf->hw;
···
 	dev_err(ice_pf_to_dev(pf), "GNSS failed to write, offset=%u, size=%u, err=%d\n",
 		offset, size, err);
 
-	return offset;
-}
-
-/**
- * ice_gnss_write_pending - Write all pending data to internal GNSS
- * @work: GNSS write work structure
- */
-static void ice_gnss_write_pending(struct kthread_work *work)
-{
-	struct gnss_serial *gnss = container_of(work, struct gnss_serial,
-						write_work);
-	struct ice_pf *pf = gnss->back;
-
-	if (!pf)
-		return;
-
-	if (!test_bit(ICE_FLAG_GNSS, pf->flags))
-		return;
-
-	if (!list_empty(&gnss->queue)) {
-		struct gnss_write_buf *write_buf = NULL;
-		unsigned int bytes;
-
-		write_buf = list_first_entry(&gnss->queue,
-					     struct gnss_write_buf, queue);
-
-		bytes = ice_gnss_do_write(pf, write_buf->buf, write_buf->size);
-		dev_dbg(ice_pf_to_dev(pf), "%u bytes written to GNSS\n", bytes);
-
-		list_del(&write_buf->queue);
-		kfree(write_buf->buf);
-		kfree(write_buf);
-	}
+	return err;
 }
 
 /**
···
 	int err = 0;
 
 	pf = gnss->back;
-	if (!pf) {
-		err = -EFAULT;
-		goto exit;
-	}
-
-	if (!test_bit(ICE_FLAG_GNSS, pf->flags))
+	if (!pf || !test_bit(ICE_FLAG_GNSS, pf->flags))
 		return;
 
 	hw = &pf->hw;
···
 	free_page((unsigned long)buf);
 requeue:
 	kthread_queue_delayed_work(gnss->kworker, &gnss->read_work, delay);
-exit:
 	if (err)
 		dev_dbg(ice_pf_to_dev(pf), "GNSS failed to read err=%d\n", err);
 }
···
 	pf->gnss_serial = gnss;
 
 	kthread_init_delayed_work(&gnss->read_work, ice_gnss_read);
-	INIT_LIST_HEAD(&gnss->queue);
-	kthread_init_work(&gnss->write_work, ice_gnss_write_pending);
 	kworker = kthread_create_worker(0, "ice-gnss-%s", dev_name(dev));
 	if (IS_ERR(kworker)) {
 		kfree(gnss);
···
 	if (!gnss)
 		return;
 
-	kthread_cancel_work_sync(&gnss->write_work);
 	kthread_cancel_delayed_work_sync(&gnss->read_work);
 }
 
···
 	       size_t count)
 {
 	struct ice_pf *pf = gnss_get_drvdata(gdev);
-	struct gnss_write_buf *write_buf;
 	struct gnss_serial *gnss;
-	unsigned char *cmd_buf;
-	int err = count;
 
 	/* We cannot write a single byte using our I2C implementation. */
 	if (count <= 1 || count > ICE_GNSS_TTY_WRITE_BUF)
···
 	if (!gnss)
 		return -ENODEV;
 
-	cmd_buf = kcalloc(count, sizeof(*buf), GFP_KERNEL);
-	if (!cmd_buf)
-		return -ENOMEM;
-
-	memcpy(cmd_buf, buf, count);
-	write_buf = kzalloc(sizeof(*write_buf), GFP_KERNEL);
-	if (!write_buf) {
-		kfree(cmd_buf);
-		return -ENOMEM;
-	}
-
-	write_buf->buf = cmd_buf;
-	write_buf->size = count;
-	INIT_LIST_HEAD(&write_buf->queue);
-	list_add_tail(&write_buf->queue, &gnss->queue);
-	kthread_queue_work(gnss->kworker, &gnss->write_work);
-
-	return err;
+	return ice_gnss_do_write(pf, buf, count);
 }
 
 static const struct gnss_operations ice_gnss_ops = {
···
 	if (pf->gnss_serial) {
 		struct gnss_serial *gnss = pf->gnss_serial;
 
-		kthread_cancel_work_sync(&gnss->write_work);
 		kthread_cancel_delayed_work_sync(&gnss->read_work);
 		kthread_destroy_worker(gnss->kworker);
 		gnss->kworker = NULL;

drivers/net/ethernet/intel/ice/ice_gnss.h

···
  */
 #define ICE_GNSS_UBX_WRITE_BYTES	(ICE_MAX_I2C_WRITE_BYTES + 1)
 
-struct gnss_write_buf {
-	struct list_head queue;
-	unsigned int size;
-	unsigned char *buf;
-};
-
 /**
  * struct gnss_serial - data used to initialize GNSS TTY port
  * @back: back pointer to PF
  * @kworker: kwork thread for handling periodic work
  * @read_work: read_work function for handling GNSS reads
- * @write_work: write_work function for handling GNSS writes
- * @queue: write buffers queue
  */
 struct gnss_serial {
 	struct ice_pf *back;
 	struct kthread_worker *kworker;
 	struct kthread_delayed_work read_work;
-	struct kthread_work write_work;
-	struct list_head queue;
 };
 
 #if IS_ENABLED(CONFIG_GNSS)

drivers/net/ethernet/intel/ice/ice_main.c

···
 static void ice_deinit_dev(struct ice_pf *pf)
 {
 	ice_free_irq_msix_misc(pf);
-	ice_clear_interrupt_scheme(pf);
 	ice_deinit_pf(pf);
 	ice_deinit_hw(&pf->hw);
+
+	/* Service task is already stopped, so call reset directly. */
+	ice_reset(&pf->hw, ICE_RESET_PFR);
+	pci_wait_for_pending_transaction(pf->pdev);
+	ice_clear_interrupt_scheme(pf);
 }
 
 static void ice_init_features(struct ice_pf *pf)
···
 	struct ice_vsi *vsi;
 	int err;
 
-	err = ice_reset(&pf->hw, ICE_RESET_PFR);
-	if (err)
-		return err;
-
 	err = ice_init_dev(pf);
 	if (err)
 		return err;
···
 	ice_setup_mc_magic_wake(pf);
 	ice_set_wake(pf);
 
-	/* Issue a PFR as part of the prescribed driver unload flow.  Do not
-	 * do it via ice_schedule_reset() since there is no need to rebuild
-	 * and the service task is already stopped.
-	 */
-	ice_reset(&pf->hw, ICE_RESET_PFR);
-	pci_wait_for_pending_transaction(pdev);
 	pci_disable_device(pdev);
 }
 
···
 
 	ice_for_each_txq(vsi, i)
 		ice_clean_tx_ring(vsi->tx_rings[i]);
+
+	if (ice_is_xdp_ena_vsi(vsi))
+		ice_for_each_xdp_txq(vsi, i)
+			ice_clean_tx_ring(vsi->xdp_rings[i]);
 
 	ice_for_each_rxq(vsi, i)
 		ice_clean_rx_ring(vsi->rx_rings[i]);

drivers/net/ethernet/intel/igb/igb_ethtool.c

···
 		 */
 		ret_val = hw->nvm.ops.read(hw, last_word, 1,
 				   &eeprom_buff[last_word - first_word]);
+		if (ret_val)
+			goto out;
 	}
 
 	/* Device's eeprom is always little-endian, word addressable */
···
 		hw->nvm.ops.update(hw);
 
 	igb_set_fw_version(adapter);
+out:
 	kfree(eeprom_buff);
 	return ret_val;
 }

drivers/net/ethernet/intel/igb/igb_main.c

···
 	struct e1000_hw *hw = &adapter->hw;
 	struct ptp_clock_event event;
 	struct timespec64 ts;
+	unsigned long flags;
 
 	if (pin < 0 || pin >= IGB_N_SDP)
 		return;
···
 	if (hw->mac.type == e1000_82580 ||
 	    hw->mac.type == e1000_i354 ||
 	    hw->mac.type == e1000_i350) {
-		s64 ns = rd32(auxstmpl);
+		u64 ns = rd32(auxstmpl);
 
-		ns += ((s64)(rd32(auxstmph) & 0xFF)) << 32;
+		ns += ((u64)(rd32(auxstmph) & 0xFF)) << 32;
+		spin_lock_irqsave(&adapter->tmreg_lock, flags);
+		ns = timecounter_cyc2time(&adapter->tc, ns);
+		spin_unlock_irqrestore(&adapter->tmreg_lock, flags);
 		ts = ns_to_timespec64(ns);
 	} else {
 		ts.tv_nsec = rd32(auxstmpl);

drivers/net/ethernet/intel/igc/igc_main.c

···
 	/* reset BQL for queue */
 	netdev_tx_reset_queue(txring_txq(tx_ring));
 
+	/* Zero out the buffer ring */
+	memset(tx_ring->tx_buffer_info, 0,
+	       sizeof(*tx_ring->tx_buffer_info) * tx_ring->count);
+
+	/* Zero out the descriptor ring */
+	memset(tx_ring->desc, 0, tx_ring->size);
+
 	/* reset next_to_use and next_to_clean */
 	tx_ring->next_to_use = 0;
 	tx_ring->next_to_clean = 0;
···
  */
 void igc_free_tx_resources(struct igc_ring *tx_ring)
 {
-	igc_clean_tx_ring(tx_ring);
+	igc_disable_tx_ring(tx_ring);
 
 	vfree(tx_ring->tx_buffer_info);
 	tx_ring->tx_buffer_info = NULL;
···
 	igc_flush_nfc_rules(adapter);
 
 	igc_ptp_stop(adapter);
+
+	pci_disable_ptm(pdev);
+	pci_clear_master(pdev);
 
 	set_bit(__IGC_DOWN, &adapter->state);
 

drivers/net/ethernet/intel/ixgbe/ixgbe_main.c

···
 	if (!__netif_txq_completed_wake(txq, total_packets, total_bytes,
 					ixgbe_desc_unused(tx_ring),
 					TX_WAKE_THRESHOLD,
-					netif_carrier_ok(tx_ring->netdev) &&
+					!netif_carrier_ok(tx_ring->netdev) ||
 					test_bit(__IXGBE_DOWN, &adapter->state)))
 		++tx_ring->tx_stats.restart_queue;
 

drivers/net/ethernet/marvell/octeon_ep/octep_main.c

···
 		oct->mmio[i].hw_addr =
 			ioremap(pci_resource_start(oct->pdev, i * 2),
 				pci_resource_len(oct->pdev, i * 2));
+		if (!oct->mmio[i].hw_addr)
+			goto unmap_prev;
+
 		oct->mmio[i].mapped = 1;
 	}
 
···
 	return 0;
 
 unsupported_dev:
-	for (i = 0; i < OCTEP_MMIO_REGIONS; i++)
+	i = OCTEP_MMIO_REGIONS;
+unmap_prev:
+	while (i--)
 		iounmap(oct->mmio[i].hw_addr);
 
 	kfree(oct->conf);

drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c

···
 		free_cnt = rvu_rsrc_free_count(&txsch->schq);
 	}
 
-	if (free_cnt < req_schq || req_schq > MAX_TXSCHQ_PER_FUNC)
+	if (free_cnt < req_schq || req->schq[lvl] > MAX_TXSCHQ_PER_FUNC ||
+	    req->schq_contig[lvl] > MAX_TXSCHQ_PER_FUNC)
 		return NIX_AF_ERR_TLX_ALLOC_FAIL;
 
 	/* If contiguous queues are needed, check for availability */
···
 
 static u64 rvu_get_lbk_link_credits(struct rvu *rvu, u16 lbk_max_frs)
 {
-	/* CN10k supports 72KB FIFO size and max packet size of 64k */
-	if (rvu->hw->lbk_bufsize == 0x12000)
-		return (rvu->hw->lbk_bufsize - lbk_max_frs) / 16;
-
 	return 1600; /* 16 * max LBK datarate = 16 * 100Gbps */
 }
 

drivers/net/ethernet/marvell/octeontx2/af/rvu_npc_hash.c

···
 {
 	struct npc_exact_table *table;
 	u16 *cnt, old_cnt;
-	bool promisc;
 
 	table = rvu->hw->table;
-	promisc = table->promisc_mode[drop_mcam_idx];
 
 	cnt = &table->cnt_cmd_rules[drop_mcam_idx];
 	old_cnt = *cnt;
···
 
 	*enable_or_disable_cam = false;
 
-	if (promisc)
-		goto done;
-
-	/* If all rules are deleted and not already in promisc mode; disable cam */
+	/* If all rules are deleted, disable cam */
 	if (!*cnt && val < 0) {
 		*enable_or_disable_cam = true;
 		goto done;
 	}
 
-	/* If rule got added and not already in promisc mode; enable cam */
+	/* If rule got added, enable cam */
 	if (!old_cnt && val > 0) {
 		*enable_or_disable_cam = true;
 		goto done;
···
 	u32 drop_mcam_idx;
 	bool *promisc;
 	bool rc;
-	u32 cnt;
 
 	table = rvu->hw->table;
 
···
 		return LMAC_AF_ERR_INVALID_PARAM;
 	}
 	*promisc = false;
-	cnt = __rvu_npc_exact_cmd_rules_cnt_update(rvu, drop_mcam_idx, 0, NULL);
 	mutex_unlock(&table->lock);
 
-	/* If no dmac filter entries configured, disable drop rule */
-	if (!cnt)
-		rvu_npc_enable_mcam_by_entry_index(rvu, drop_mcam_idx, NIX_INTF_RX, false);
-	else
-		rvu_npc_enable_mcam_by_entry_index(rvu, drop_mcam_idx, NIX_INTF_RX, !*promisc);
-
-	dev_dbg(rvu->dev, "%s: disabled  promisc mode (cgx=%d lmac=%d, cnt=%d)\n",
-		__func__, cgx_id, lmac_id, cnt);
 	return 0;
 }
 
···
 	u32 drop_mcam_idx;
 	bool *promisc;
 	bool rc;
-	u32 cnt;
 
 	table = rvu->hw->table;
 
···
 		return LMAC_AF_ERR_INVALID_PARAM;
 	}
 	*promisc = true;
-	cnt = __rvu_npc_exact_cmd_rules_cnt_update(rvu, drop_mcam_idx, 0, NULL);
 	mutex_unlock(&table->lock);
 
-	/* If no dmac filter entries configured, disable drop rule */
-	if (!cnt)
-		rvu_npc_enable_mcam_by_entry_index(rvu, drop_mcam_idx, NIX_INTF_RX, false);
-	else
-		rvu_npc_enable_mcam_by_entry_index(rvu, drop_mcam_idx, NIX_INTF_RX, !*promisc);
-
-	dev_dbg(rvu->dev, "%s: Enabled promisc mode (cgx=%d lmac=%d cnt=%d)\n",
-		__func__, cgx_id, lmac_id, cnt);
 	return 0;
 }
 

drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h

···
 	return pci_num_vf(dev->pdev) ? true : false;
 }
 
-static inline int mlx5_lag_is_lacp_owner(struct mlx5_core_dev *dev)
-{
-	/* LACP owner conditions:
-	 * 1) Function is physical.
-	 * 2) LAG is supported by FW.
-	 * 3) LAG is managed by driver (currently the only option).
-	 */
-	return  MLX5_CAP_GEN(dev, vport_group_manager) &&
-		   (MLX5_CAP_GEN(dev, num_lag_ports) > 1) &&
-		    MLX5_CAP_GEN(dev, lag_master);
-}
-
 int mlx5_rescan_drivers_locked(struct mlx5_core_dev *dev);
 static inline int mlx5_rescan_drivers(struct mlx5_core_dev *dev)
 {

drivers/net/ethernet/qlogic/qed/qed_l2.c

···
 {
 	u32 i;
 
-	if (!cdev) {
+	if (!cdev || cdev->recov_in_prog) {
 		memset(stats, 0, sizeof(*stats));
 		return;
 	}

drivers/net/ethernet/qlogic/qede/qede.h

···
 #define QEDE_ERR_WARN			3
 
 	struct qede_dump_info		dump_info;
+	struct delayed_work		periodic_task;
+	unsigned long			stats_coal_ticks;
+	u32				stats_coal_usecs;
+	spinlock_t			stats_lock; /* lock for vport stats access */
 };
 
 enum QEDE_STATE {

drivers/net/ethernet/qlogic/qede/qede_ethtool.c

···
 		}
 	}
 
+	spin_lock(&edev->stats_lock);
+
 	for (i = 0; i < QEDE_NUM_STATS; i++) {
 		if (qede_is_irrelevant_stat(edev, i))
 			continue;
···
 
 		buf++;
 	}
+
+	spin_unlock(&edev->stats_lock);
 
 	__qede_unlock(edev);
 }
···
 
 	coal->rx_coalesce_usecs = rx_coal;
 	coal->tx_coalesce_usecs = tx_coal;
+	coal->stats_block_coalesce_usecs = edev->stats_coal_usecs;
 
 	return rc;
 }
···
 	struct qede_fastpath *fp;
 	int i, rc = 0;
 	u16 rxc, txc;
+
+	if (edev->stats_coal_usecs != coal->stats_block_coalesce_usecs) {
+		edev->stats_coal_usecs = coal->stats_block_coalesce_usecs;
+		if (edev->stats_coal_usecs) {
+			edev->stats_coal_ticks = usecs_to_jiffies(edev->stats_coal_usecs);
+			schedule_delayed_work(&edev->periodic_task, 0);
+
+			DP_INFO(edev, "Configured stats coal ticks=%lu jiffies\n",
+				edev->stats_coal_ticks);
+		} else {
+			cancel_delayed_work_sync(&edev->periodic_task);
+		}
+	}
 
 	if (!netif_running(dev)) {
 		DP_INFO(edev, "Interface is down\n");
···
 }
 
 static const struct ethtool_ops qede_ethtool_ops = {
-	.supported_coalesce_params	= ETHTOOL_COALESCE_USECS,
+	.supported_coalesce_params	= ETHTOOL_COALESCE_USECS |
+					  ETHTOOL_COALESCE_STATS_BLOCK_USECS,
 	.get_link_ksettings		= qede_get_link_ksettings,
 	.set_link_ksettings		= qede_set_link_ksettings,
 	.get_drvinfo			= qede_get_drvinfo,
···
 };
 
 static const struct ethtool_ops qede_vf_ethtool_ops = {
-	.supported_coalesce_params	= ETHTOOL_COALESCE_USECS,
+	.supported_coalesce_params	= ETHTOOL_COALESCE_USECS |
+					  ETHTOOL_COALESCE_STATS_BLOCK_USECS,
 	.get_link_ksettings		= qede_get_link_ksettings,
 	.get_drvinfo			= qede_get_drvinfo,
 	.get_msglevel			= qede_get_msglevel,

drivers/net/ethernet/qlogic/qede/qede_main.c

···
 
 	edev->ops->get_vport_stats(edev->cdev, &stats);
 
+	spin_lock(&edev->stats_lock);
+
 	p_common->no_buff_discards = stats.common.no_buff_discards;
 	p_common->packet_too_big_discard = stats.common.packet_too_big_discard;
 	p_common->ttl0_discard = stats.common.ttl0_discard;
···
 		p_ah->tx_1519_to_max_byte_packets =
 		    stats.ah.tx_1519_to_max_byte_packets;
 	}
+
+	spin_unlock(&edev->stats_lock);
 }
 
 static void qede_get_stats64(struct net_device *dev,
···
 	struct qede_dev *edev = netdev_priv(dev);
 	struct qede_stats_common *p_common;
 
-	qede_fill_by_demand_stats(edev);
 	p_common = &edev->stats.common;
+
+	spin_lock(&edev->stats_lock);
 
 	stats->rx_packets = p_common->rx_ucast_pkts + p_common->rx_mcast_pkts +
 			    p_common->rx_bcast_pkts;
···
 		stats->collisions = edev->stats.bb.tx_total_collisions;
 	stats->rx_crc_errors = p_common->rx_crc_errors;
 	stats->rx_frame_errors = p_common->rx_align_errors;
+
+	spin_unlock(&edev->stats_lock);
 }
 
 #ifdef CONFIG_QED_SRIOV
···
 	rtnl_unlock();
 }
 
+static void qede_periodic_task(struct work_struct *work)
+{
+	struct qede_dev *edev = container_of(work, struct qede_dev,
+					     periodic_task.work);
+
+	qede_fill_by_demand_stats(edev);
+	schedule_delayed_work(&edev->periodic_task, edev->stats_coal_ticks);
+}
+
+static void qede_init_periodic_task(struct qede_dev *edev)
+{
+	INIT_DELAYED_WORK(&edev->periodic_task, qede_periodic_task);
+	spin_lock_init(&edev->stats_lock);
+	edev->stats_coal_usecs = USEC_PER_SEC;
+	edev->stats_coal_ticks = usecs_to_jiffies(USEC_PER_SEC);
+}
+
 static void qede_sp_task(struct work_struct *work)
 {
 	struct qede_dev *edev = container_of(work, struct qede_dev,
···
 	 */
 
 	if (test_and_clear_bit(QEDE_SP_RECOVERY, &edev->sp_flags)) {
+		cancel_delayed_work_sync(&edev->periodic_task);
 #ifdef CONFIG_QED_SRIOV
 		/* SRIOV must be disabled outside the lock to avoid a deadlock.
 		 * The recovery of the active VFs is currently not supported.
···
 		 */
 		INIT_DELAYED_WORK(&edev->sp_task, qede_sp_task);
 		mutex_init(&edev->qede_lock);
+		qede_init_periodic_task(edev);
 
 		rc = register_netdev(edev->ndev);
 		if (rc) {
···
 	edev->rx_copybreak = QEDE_RX_HDR_SIZE;
 
 	qede_log_probe(edev);
+
+	/* retain user config (for example - after recovery) */
+	if (edev->stats_coal_usecs)
+		schedule_delayed_work(&edev->periodic_task, 0);
+
 	return 0;
 
 err4:
···
 		unregister_netdev(ndev);
 
 		cancel_delayed_work_sync(&edev->sp_task);
+		cancel_delayed_work_sync(&edev->periodic_task);
 
 		edev->ops->common->set_power_state(cdev, PCI_D0);
 

drivers/net/ethernet/renesas/rswitch.c

···
 	return -ENOMEM;
 }
 
-static int rswitch_gwca_ts_queue_alloc(struct rswitch_private *priv)
-{
-	struct rswitch_gwca_queue *gq = &priv->gwca.ts_queue;
-
-	gq->ring_size = TS_RING_SIZE;
-	gq->ts_ring = dma_alloc_coherent(&priv->pdev->dev,
-					 sizeof(struct rswitch_ts_desc) *
-					 (gq->ring_size + 1), &gq->ring_dma, GFP_KERNEL);
-	return !gq->ts_ring ? -ENOMEM : 0;
-}
-
 static void rswitch_desc_set_dptr(struct rswitch_desc *desc, dma_addr_t addr)
 {
 	desc->dptrl = cpu_to_le32(lower_32_bits(addr));
···
 		dma_free_coherent(&priv->pdev->dev, gwca->linkfix_table_size,
 				  gwca->linkfix_table, gwca->linkfix_table_dma);
 	gwca->linkfix_table = NULL;
+}
+
+static int rswitch_gwca_ts_queue_alloc(struct rswitch_private *priv)
+{
+	struct rswitch_gwca_queue *gq = &priv->gwca.ts_queue;
+	struct rswitch_ts_desc *desc;
+
+	gq->ring_size = TS_RING_SIZE;
+	gq->ts_ring = dma_alloc_coherent(&priv->pdev->dev,
+					 sizeof(struct rswitch_ts_desc) *
+					 (gq->ring_size + 1), &gq->ring_dma, GFP_KERNEL);
+
+	if (!gq->ts_ring)
+		return -ENOMEM;
+
+	rswitch_gwca_ts_queue_fill(priv, 0, TS_RING_SIZE);
+	desc = &gq->ts_ring[gq->ring_size];
+	desc->desc.die_dt = DT_LINKFIX;
+	rswitch_desc_set_dptr(&desc->desc, gq->ring_dma);
+	INIT_LIST_HEAD(&priv->gwca.ts_info_list);
+
+	return 0;
 }
 
 static struct rswitch_gwca_queue *rswitch_gwca_get(struct rswitch_private *priv)
···
 	err = rswitch_gwca_ts_queue_alloc(priv);
 	if (err < 0)
 		goto err_ts_queue_alloc;
-
-	rswitch_gwca_ts_queue_fill(priv, 0, TS_RING_SIZE);
-	INIT_LIST_HEAD(&priv->gwca.ts_info_list);
 
 	for (i = 0; i < RSWITCH_NUM_PORTS; i++) {
 		err = rswitch_device_alloc(priv, i);

drivers/net/ethernet/sfc/efx_channels.c

···
 		efx->tx_channel_offset = 0;
 		efx->n_xdp_channels = 0;
 		efx->xdp_channel_offset = efx->n_channels;
+		efx->xdp_txq_queues_mode = EFX_XDP_TX_QUEUES_BORROWED;
 		rc = pci_enable_msi(efx->pci_dev);
 		if (rc == 0) {
 			efx_get_channel(efx, 0)->irq = efx->pci_dev->irq;
···
 		efx->tx_channel_offset = efx_separate_tx_channels ? 1 : 0;
 		efx->n_xdp_channels = 0;
 		efx->xdp_channel_offset = efx->n_channels;
+		efx->xdp_txq_queues_mode = EFX_XDP_TX_QUEUES_BORROWED;
 		efx->legacy_irq = efx->pci_dev->irq;
 	}
 

drivers/net/ethernet/sfc/siena/efx_channels.c

···
 		efx->tx_channel_offset = 0;
 		efx->n_xdp_channels = 0;
 		efx->xdp_channel_offset = efx->n_channels;
+		efx->xdp_txq_queues_mode = EFX_XDP_TX_QUEUES_BORROWED;
 		rc = pci_enable_msi(efx->pci_dev);
 		if (rc == 0) {
 			efx_get_channel(efx, 0)->irq = efx->pci_dev->irq;
···
 		efx->tx_channel_offset = efx_siena_separate_tx_channels ? 1 : 0;
 		efx->n_xdp_channels = 0;
 		efx->xdp_channel_offset = efx->n_channels;
+		efx->xdp_txq_queues_mode = EFX_XDP_TX_QUEUES_BORROWED;
 		efx->legacy_irq = efx->pci_dev->irq;
 	}
 

drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c

···
 	plat_dat->fix_mac_speed = ethqos_fix_mac_speed;
 	plat_dat->dump_debug_regs = rgmii_dump;
 	plat_dat->has_gmac4 = 1;
-	plat_dat->dwmac4_addrs = &data->dwmac4_addrs;
+	if (ethqos->has_emac3)
+		plat_dat->dwmac4_addrs = &data->dwmac4_addrs;
 	plat_dat->pmt = 1;
 	plat_dat->tso_en = of_property_read_bool(np, "snps,tso");
 	if (of_device_is_compatible(np, "qcom,qcs404-ethqos"))

drivers/net/ethernet/stmicro/stmmac/stmmac_main.c

···
 
 	stmmac_hw_teardown(dev);
 init_error:
-	free_dma_desc_resources(priv, &priv->dma_conf);
 	phylink_disconnect_phy(priv->phylink);
 init_phy_error:
 	pm_runtime_put(priv->device);
···
 		return PTR_ERR(dma_conf);
 
 	ret = __stmmac_open(dev, dma_conf);
+	if (ret)
+		free_dma_desc_resources(priv, dma_conf);
+
 	kfree(dma_conf);
 	return ret;
 }
···
 		stmmac_release(dev);
 
 		ret = __stmmac_open(dev, dma_conf);
-		kfree(dma_conf);
 		if (ret) {
+			free_dma_desc_resources(priv, dma_conf);
+			kfree(dma_conf);
 			netdev_err(priv->dev, "failed reopening the interface after MTU change\n");
 			return ret;
 		}
+
+		kfree(dma_conf);
 
 		stmmac_set_rx_mode(dev);
 	}

drivers/net/ethernet/ti/am65-cpsw-nuss.c

···
 		/* Initialize the Serdes PHY for the port */
 		ret = am65_cpsw_init_serdes_phy(dev, port_np, port);
 		if (ret)
-			return ret;
+			goto of_node_put;
 
 		port->slave.mac_only =
 				of_property_read_bool(port_np, "ti,mac-only");

drivers/net/ipvlan/ipvlan_l3s.c

···
 
 	skb->dev = addr->master->dev;
 	skb->skb_iif = skb->dev->ifindex;
+#if IS_ENABLED(CONFIG_IPV6)
+	if (addr->atype == IPVL_IPV6)
+		IP6CB(skb)->iif = skb->dev->ifindex;
+#endif
 	len = skb->len + ETH_HLEN;
 	ipvlan_count_rx(addr->master, len, true, false);
 out:

drivers/net/macsec.c

···
 		return -ENOMEM;
 
 	secy->tx_sc.stats = netdev_alloc_pcpu_stats(struct pcpu_tx_sc_stats);
-	if (!secy->tx_sc.stats) {
-		free_percpu(macsec->stats);
+	if (!secy->tx_sc.stats)
 		return -ENOMEM;
-	}
 
 	secy->tx_sc.md_dst = metadata_dst_alloc(0, METADATA_MACSEC, GFP_KERNEL);
-	if (!secy->tx_sc.md_dst) {
-		free_percpu(secy->tx_sc.stats);
-		free_percpu(macsec->stats);
+	if (!secy->tx_sc.md_dst)
+		/* macsec and secy percpu stats will be freed when unregistering
+		 * net_device in macsec_free_netdev()
+		 */
 		return -ENOMEM;
-	}
 
 	if (sci == MACSEC_UNDEF_SCI)
 		sci = dev_to_sci(dev, MACSEC_PORT_ES);

drivers/net/phy/phylink.c

···
 	case PHY_INTERFACE_MODE_RGMII_ID:
 	case PHY_INTERFACE_MODE_RGMII:
 	case PHY_INTERFACE_MODE_QSGMII:
+	case PHY_INTERFACE_MODE_QUSGMII:
 	case PHY_INTERFACE_MODE_SGMII:
 	case PHY_INTERFACE_MODE_GMII:
 		return SPEED_1000;
···
 	case PHY_INTERFACE_MODE_10GBASER:
 	case PHY_INTERFACE_MODE_10GKR:
 	case PHY_INTERFACE_MODE_USXGMII:
-	case PHY_INTERFACE_MODE_QUSGMII:
 		return SPEED_10000;
 
 	case PHY_INTERFACE_MODE_25GBASER:
···
 
 	ASSERT_RTNL();
 
-	/* Mask out unsupported advertisements */
-	linkmode_and(config.advertising, kset->link_modes.advertising,
-		     pl->supported);
-
 	if (pl->phydev) {
+		struct ethtool_link_ksettings phy_kset = *kset;
+
+		linkmode_and(phy_kset.link_modes.advertising,
+			     phy_kset.link_modes.advertising,
+			     pl->supported);
+
 		/* We can rely on phylib for this update; we also do not need
 		 * to update the pl->link_config settings:
 		 * - the configuration returned via ksettings_get() will come
···
 		 *   the presence of a PHY, this should not be changed as that
 		 *   should be determined from the media side advertisement.
 		 */
-		return phy_ethtool_ksettings_set(pl->phydev, kset);
+		return phy_ethtool_ksettings_set(pl->phydev, &phy_kset);
 	}
 
 	config = pl->link_config;
+	/* Mask out unsupported advertisements */
+	linkmode_and(config.advertising, kset->link_modes.advertising,
+		     pl->supported);
 
 	/* FIXME: should we reject autoneg if phy/mac does not support it? */
 	switch (kset->base.autoneg) {
···
 EXPORT_SYMBOL_GPL(phylink_decode_usxgmii_word);
 
 /**
+ * phylink_decode_usgmii_word() - decode the USGMII word from a MAC PCS
+ * @state: a pointer to a struct phylink_link_state.
+ * @lpa: a 16 bit value which stores the USGMII auto-negotiation word
+ *
+ * Helper for MAC PCS supporting the USGMII protocol and the auto-negotiation
+ * code word.  Decode the USGMII code word and populate the corresponding fields
+ * (speed, duplex) into the phylink_link_state structure. The structure for this
+ * word is the same as the USXGMII word, except it only supports speeds up to
+ * 1Gbps.
+ */
+static void phylink_decode_usgmii_word(struct phylink_link_state *state,
+				       uint16_t lpa)
+{
+	switch (lpa & MDIO_USXGMII_SPD_MASK) {
+	case MDIO_USXGMII_10:
+		state->speed = SPEED_10;
+		break;
+	case MDIO_USXGMII_100:
+		state->speed = SPEED_100;
+		break;
+	case MDIO_USXGMII_1000:
+		state->speed = SPEED_1000;
+		break;
+	default:
+		state->link = false;
+		return;
+	}
+
+	if (lpa & MDIO_USXGMII_FULL_DUPLEX)
+		state->duplex = DUPLEX_FULL;
+	else
+		state->duplex = DUPLEX_HALF;
+}
+
+/**
  * phylink_mii_c22_pcs_decode_state() - Decode MAC PCS state from MII registers
  * @state: a pointer to a &struct phylink_link_state.
  * @bmsr: The value of the %MII_BMSR register
···
 
 	case PHY_INTERFACE_MODE_SGMII:
 	case PHY_INTERFACE_MODE_QSGMII:
-	case PHY_INTERFACE_MODE_QUSGMII:
 		phylink_decode_sgmii_word(state, lpa);
+		break;
+	case PHY_INTERFACE_MODE_QUSGMII:
+		phylink_decode_usgmii_word(state, lpa);
 		break;
 
 	default:

drivers/net/usb/qmi_wwan.c

···
 	{QMI_FIXED_INTF(0x05c6, 0x9080, 8)},
 	{QMI_FIXED_INTF(0x05c6, 0x9083, 3)},
 	{QMI_FIXED_INTF(0x05c6, 0x9084, 4)},
+	{QMI_QUIRK_SET_DTR(0x05c6, 0x9091, 2)},	/* Compal RXM-G1 */
 	{QMI_FIXED_INTF(0x05c6, 0x90b2, 3)},    /* ublox R410M */
+	{QMI_QUIRK_SET_DTR(0x05c6, 0x90db, 2)},	/* Compal RXM-G1 */
 	{QMI_FIXED_INTF(0x05c6, 0x920d, 0)},
 	{QMI_FIXED_INTF(0x05c6, 0x920d, 5)},
 	{QMI_QUIRK_SET_DTR(0x05c6, 0x9625, 4)},	/* YUGA CLM920-NC5 */

drivers/net/virtio_net.c

···
 	__virtio16 vid;
 	__virtio64 offloads;
 	struct virtio_net_ctrl_rss rss;
+	struct virtio_net_ctrl_coal_tx coal_tx;
+	struct virtio_net_ctrl_coal_rx coal_rx;
 };
 
 struct virtnet_info {
···
 				       struct ethtool_coalesce *ec)
 {
 	struct scatterlist sgs_tx, sgs_rx;
-	struct virtio_net_ctrl_coal_tx coal_tx;
-	struct virtio_net_ctrl_coal_rx coal_rx;
 
-	coal_tx.tx_usecs = cpu_to_le32(ec->tx_coalesce_usecs);
-	coal_tx.tx_max_packets = cpu_to_le32(ec->tx_max_coalesced_frames);
-	sg_init_one(&sgs_tx, &coal_tx, sizeof(coal_tx));
+	vi->ctrl->coal_tx.tx_usecs = cpu_to_le32(ec->tx_coalesce_usecs);
+	vi->ctrl->coal_tx.tx_max_packets = cpu_to_le32(ec->tx_max_coalesced_frames);
+	sg_init_one(&sgs_tx, &vi->ctrl->coal_tx, sizeof(vi->ctrl->coal_tx));
 
 	if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_NOTF_COAL,
 				  VIRTIO_NET_CTRL_NOTF_COAL_TX_SET,
···
 	vi->tx_usecs = ec->tx_coalesce_usecs;
 	vi->tx_max_packets = ec->tx_max_coalesced_frames;
 
-	coal_rx.rx_usecs = cpu_to_le32(ec->rx_coalesce_usecs);
-	coal_rx.rx_max_packets = cpu_to_le32(ec->rx_max_coalesced_frames);
-	sg_init_one(&sgs_rx, &coal_rx, sizeof(coal_rx));
+	vi->ctrl->coal_rx.rx_usecs = cpu_to_le32(ec->rx_coalesce_usecs);
+	vi->ctrl->coal_rx.rx_max_packets = cpu_to_le32(ec->rx_max_coalesced_frames);
+	sg_init_one(&sgs_rx, &vi->ctrl->coal_rx, sizeof(vi->ctrl->coal_rx));
 
 	if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_NOTF_COAL,
 				  VIRTIO_NET_CTRL_NOTF_COAL_RX_SET,

drivers/net/wan/lapbether.c

···
 
 	ASSERT_RTNL();
 
+	if (dev->type != ARPHRD_ETHER)
+		return -EINVAL;
+
 	ndev = alloc_netdev(sizeof(*lapbeth), "lapb%d", NET_NAME_UNKNOWN,
 			    lapbeth_setup);
 	if (!ndev)

drivers/net/wireless/intel/iwlwifi/mvm/d3.c

···
 		if (wowlan_info_ver < 2) {
 			struct iwl_wowlan_info_notif_v1 *notif_v1 = (void *)pkt->data;
 
-			notif = kmemdup(notif_v1,
-					offsetofend(struct iwl_wowlan_info_notif,
-						    received_beacons),
-					GFP_ATOMIC);
-
+			notif = kmemdup(notif_v1, sizeof(*notif), GFP_ATOMIC);
 			if (!notif)
 				return false;
 
 			notif->tid_tear_down = notif_v1->tid_tear_down;
 			notif->station_id = notif_v1->station_id;
-
+			memset_after(notif, 0, station_id);
 		} else {
 			notif = (void *)pkt->data;
 		}

drivers/net/wireless/intel/iwlwifi/mvm/rs.c

···
 
 	lq_sta = mvm_sta;
 
-	spin_lock(&lq_sta->pers.lock);
+	spin_lock_bh(&lq_sta->pers.lock);
 	iwl_mvm_hwrate_to_tx_rate_v1(lq_sta->last_rate_n_flags,
 				     info->band, &info->control.rates[0]);
 	info->control.rates[0].count = 1;
···
 		iwl_mvm_hwrate_to_tx_rate_v1(last_ucode_rate, info->band,
 					     &txrc->reported_rate);
 	}
-	spin_unlock(&lq_sta->pers.lock);
+	spin_unlock_bh(&lq_sta->pers.lock);
 }
 
 static void *rs_drv_alloc_sta(void *mvm_rate, struct ieee80211_sta *sta,
···
 	/* If it's locked we are in middle of init flow
 	 * just wait for next tx status to update the lq_sta data
 	 */
-	if (!spin_trylock(&mvmsta->deflink.lq_sta.rs_drv.pers.lock))
+	if (!spin_trylock_bh(&mvmsta->deflink.lq_sta.rs_drv.pers.lock))
 		return;
 
 	__iwl_mvm_rs_tx_status(mvm, sta, tid, info, ndp);
-	spin_unlock(&mvmsta->deflink.lq_sta.rs_drv.pers.lock);
+	spin_unlock_bh(&mvmsta->deflink.lq_sta.rs_drv.pers.lock);
 }
 
 #ifdef CONFIG_MAC80211_DEBUGFS
···
 	} else {
 		struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
 
-		spin_lock(&mvmsta->deflink.lq_sta.rs_drv.pers.lock);
+		spin_lock_bh(&mvmsta->deflink.lq_sta.rs_drv.pers.lock);
 		rs_drv_rate_init(mvm, sta, band);
-		spin_unlock(&mvmsta->deflink.lq_sta.rs_drv.pers.lock);
+		spin_unlock_bh(&mvmsta->deflink.lq_sta.rs_drv.pers.lock);
 	}
 }
 

drivers/net/wireless/mediatek/mt76/mt7615/mac.c

···
 
 		msta = list_first_entry(&sta_poll_list, struct mt7615_sta,
 					poll_list);
+
+		spin_lock_bh(&dev->sta_poll_lock);
 		list_del_init(&msta->poll_list);
+		spin_unlock_bh(&dev->sta_poll_lock);
 
 		addr = mt7615_mac_wtbl_addr(dev, msta->wcid.idx) + 19 * 4;
 

drivers/net/wireless/mediatek/mt76/mt7996/mac.c

···
 {
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 	struct ieee80211_vif *vif = info->control.vif;
-	struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv;
 	u8 band_idx = (info->hw_queue & MT_TX_HW_QUEUE_PHY) >> 2;
 	u8 p_fmt, q_idx, omac_idx = 0, wmm_idx = 0;
 	bool is_8023 = info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP;
+	struct mt7996_vif *mvif;
 	u16 tx_count = 15;
 	u32 val;
 	bool beacon = !!(changed & (BSS_CHANGED_BEACON |
···
 	bool inband_disc = !!(changed & (BSS_CHANGED_UNSOL_BCAST_PROBE_RESP |
 					 BSS_CHANGED_FILS_DISCOVERY));
 
-	if (vif) {
+	mvif = vif ? (struct mt7996_vif *)vif->drv_priv : NULL;
+	if (mvif) {
 		omac_idx = mvif->mt76.omac_idx;
 		wmm_idx = mvif->mt76.wmm_idx;
 		band_idx = mvif->mt76.band_idx;
···
 		struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
 		bool mcast = ieee80211_is_data(hdr->frame_control) &&
 			     is_multicast_ether_addr(hdr->addr1);
-		u8 idx = mvif->basic_rates_idx;
+		u8 idx = MT7996_BASIC_RATES_TBL;
 
-		if (mcast && mvif->mcast_rates_idx)
-			idx = mvif->mcast_rates_idx;
-		else if (beacon && mvif->beacon_rates_idx)
-			idx = mvif->beacon_rates_idx;
+		if (mvif) {
+			if (mcast && mvif->mcast_rates_idx)
+				idx = mvif->mcast_rates_idx;
+			else if (beacon && mvif->beacon_rates_idx)
+				idx = mvif->beacon_rates_idx;
+			else
+				idx = mvif->basic_rates_idx;
+		}
 
 		txwi[6] |= cpu_to_le32(FIELD_PREP(MT_TXD6_TX_RATE, idx));
 		txwi[3] |= cpu_to_le32(MT_TXD3_BA_DISABLE);

drivers/net/wireless/realtek/rtw88/mac80211.c

···
 		}
 	}
 
-	if (changed & IEEE80211_CONF_CHANGE_PS) {
-		if (hw->conf.flags & IEEE80211_CONF_PS) {
-			rtwdev->ps_enabled = true;
-		} else {
-			rtwdev->ps_enabled = false;
-			rtw_leave_lps(rtwdev);
-		}
-	}
-
 	if (changed & IEEE80211_CONF_CHANGE_CHANNEL)
 		rtw_set_channel(rtwdev);
 
···
 	config |= PORT_SET_BCN_CTRL;
 	rtw_vif_port_config(rtwdev, rtwvif, config);
 	rtw_core_port_switch(rtwdev, vif);
+	rtw_recalc_lps(rtwdev, vif);
 
 	mutex_unlock(&rtwdev->mutex);
 
···
 	config |= PORT_SET_BCN_CTRL;
 	rtw_vif_port_config(rtwdev, rtwvif, config);
 	clear_bit(rtwvif->port, rtwdev->hw_port);
+	rtw_recalc_lps(rtwdev, NULL);
 
 	mutex_unlock(&rtwdev->mutex);
 }
···
 
 	if (changed & BSS_CHANGED_ERP_SLOT)
 		rtw_conf_tx(rtwdev, rtwvif);
+
+	if (changed & BSS_CHANGED_PS)
+		rtw_recalc_lps(rtwdev, NULL);
 
 	rtw_vif_port_config(rtwdev, rtwvif, config);
 

drivers/net/wireless/realtek/rtw88/main.c

···
 	 * more than two stations associated to the AP, then we can not enter
 	 * lps, because fw does not handle the overlapped beacon interval
 	 *
-	 * mac80211 should iterate vifs and determine if driver can enter
-	 * ps by passing IEEE80211_CONF_PS to us, all we need to do is to
+	 * rtw_recalc_lps() iterate vifs and determine if driver can enter
+	 * ps by vif->type and vif->cfg.ps, all we need to do here is to
 	 * get that vif and check if device is having traffic more than the
 	 * threshold.
 	 */

drivers/net/wireless/realtek/rtw88/ps.c

···
 
 	__rtw_leave_lps_deep(rtwdev);
 }
+
+struct rtw_vif_recalc_lps_iter_data {
+	struct rtw_dev *rtwdev;
+	struct ieee80211_vif *found_vif;
+	int count;
+};
+
+static void __rtw_vif_recalc_lps(struct rtw_vif_recalc_lps_iter_data *data,
+				 struct ieee80211_vif *vif)
+{
+	if (data->count < 0)
+		return;
+
+	if (vif->type != NL80211_IFTYPE_STATION) {
+		data->count = -1;
+		return;
+	}
+
+	data->count++;
+	data->found_vif = vif;
+}
+
+static void rtw_vif_recalc_lps_iter(void *data, u8 *mac,
+				    struct ieee80211_vif *vif)
+{
+	__rtw_vif_recalc_lps(data, vif);
+}
+
+void rtw_recalc_lps(struct rtw_dev *rtwdev, struct ieee80211_vif *new_vif)
+{
+	struct rtw_vif_recalc_lps_iter_data data = { .rtwdev = rtwdev };
+
+	if (new_vif)
+		__rtw_vif_recalc_lps(&data, new_vif);
+	rtw_iterate_vifs(rtwdev, rtw_vif_recalc_lps_iter, &data);
+
+	if (data.count == 1 && data.found_vif->cfg.ps) {
+		rtwdev->ps_enabled = true;
+	} else {
+		rtwdev->ps_enabled = false;
+		rtw_leave_lps(rtwdev);
+	}
+}

drivers/net/wireless/realtek/rtw88/ps.h

···
 void rtw_leave_lps(struct rtw_dev *rtwdev);
 void rtw_leave_lps_deep(struct rtw_dev *rtwdev);
 enum rtw_lps_deep_mode rtw_get_lps_deep_mode(struct rtw_dev *rtwdev);
+void rtw_recalc_lps(struct rtw_dev *rtwdev, struct ieee80211_vif *new_vif);
+
 #endif

drivers/net/wireless/realtek/rtw89/core.c

···
 	    rtwvif->tdls_peer)
 		return;
 
-	if (rtwdev->total_sta_assoc > 1)
-		return;
-
 	if (rtwvif->offchan)
 		return;
 

drivers/net/wireless/realtek/rtw89/mac80211.c

···
 	    !(hw->conf.flags & IEEE80211_CONF_IDLE))
 		rtw89_leave_ips(rtwdev);
 
-	if (changed & IEEE80211_CONF_CHANGE_PS) {
-		if (hw->conf.flags & IEEE80211_CONF_PS) {
-			rtwdev->lps_enabled = true;
-		} else {
-			rtw89_leave_lps(rtwdev);
-			rtwdev->lps_enabled = false;
-		}
-	}
-
 	if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
 		rtw89_config_entity_chandef(rtwdev, RTW89_SUB_ENTITY_0,
 					    &hw->conf.chandef);
···
 	rtw89_core_txq_init(rtwdev, vif->txq);
 
 	rtw89_btc_ntfy_role_info(rtwdev, rtwvif, NULL, BTC_ROLE_START);
+
+	rtw89_recalc_lps(rtwdev);
 out:
 	mutex_unlock(&rtwdev->mutex);
 
···
 	rtw89_mac_remove_vif(rtwdev, rtwvif);
 	rtw89_core_release_bit_map(rtwdev->hw_port, rtwvif->port);
 	list_del_init(&rtwvif->list);
+	rtw89_recalc_lps(rtwdev);
 	rtw89_enter_ips_by_hwflags(rtwdev);
 
 	mutex_unlock(&rtwdev->mutex);
···
 
 	if (changed & BSS_CHANGED_CQM)
 		rtw89_fw_h2c_set_bcn_fltr_cfg(rtwdev, vif, true);
+
+	if (changed & BSS_CHANGED_PS)
+		rtw89_recalc_lps(rtwdev);
 
 	mutex_unlock(&rtwdev->mutex);
 }

drivers/net/wireless/realtek/rtw89/ps.c

···
 	rtw89_p2p_disable_all_noa(rtwdev, vif);
 	rtw89_p2p_update_noa(rtwdev, vif);
 }
+
+void rtw89_recalc_lps(struct rtw89_dev *rtwdev)
+{
+	struct ieee80211_vif *vif, *found_vif = NULL;
+	struct rtw89_vif *rtwvif;
+	int count = 0;
+
+	rtw89_for_each_rtwvif(rtwdev, rtwvif) {
+		vif = rtwvif_to_vif(rtwvif);
+
+		if (vif->type != NL80211_IFTYPE_STATION) {
+			count = 0;
+			break;
+		}
+
+		count++;
+		found_vif = vif;
+	}
+
+	if (count == 1 && found_vif->cfg.ps) {
+		rtwdev->lps_enabled = true;
+	} else {
+		rtw89_leave_lps(rtwdev);
+		rtwdev->lps_enabled = false;
+	}
+}

drivers/net/wireless/realtek/rtw89/ps.h

···
 void rtw89_leave_ips(struct rtw89_dev *rtwdev);
 void rtw89_set_coex_ctrl_lps(struct rtw89_dev *rtwdev, bool btc_ctrl);
 void rtw89_process_p2p_ps(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif);
+void rtw89_recalc_lps(struct rtw89_dev *rtwdev);
 
 static inline void rtw89_leave_ips_by_hwflags(struct rtw89_dev *rtwdev)
 {

drivers/of/overlay.c

···
 		if (!fragment->target) {
 			pr_err("symbols in overlay, but not in live tree\n");
 			ret = -EINVAL;
+			of_node_put(node);
 			goto err_out;
 		}
 

drivers/pinctrl/meson/pinctrl-meson-axg.c

···
 	GPIO_GROUP(GPIOA_15),
 	GPIO_GROUP(GPIOA_16),
 	GPIO_GROUP(GPIOA_17),
+	GPIO_GROUP(GPIOA_18),
 	GPIO_GROUP(GPIOA_19),
 	GPIO_GROUP(GPIOA_20),
 

drivers/platform/surface/aggregator/controller.c

···
 
 	cplt->dev = dev;
 
-	cplt->wq = create_workqueue(SSAM_CPLT_WQ_NAME);
+	cplt->wq = alloc_workqueue(SSAM_CPLT_WQ_NAME, WQ_UNBOUND | WQ_MEM_RECLAIM, 0);
 	if (!cplt->wq)
 		return -ENOMEM;
 

drivers/platform/surface/surface_aggregator_tabletsw.c

···
 	SSAM_KIP_COVER_STATE_LAPTOP        = 0x03,
 	SSAM_KIP_COVER_STATE_FOLDED_CANVAS = 0x04,
 	SSAM_KIP_COVER_STATE_FOLDED_BACK   = 0x05,
+	SSAM_KIP_COVER_STATE_BOOK          = 0x06,
 };
 
 static const char *ssam_kip_cover_state_name(struct ssam_tablet_sw *sw,
···
 	case SSAM_KIP_COVER_STATE_FOLDED_BACK:
 		return "folded-back";
 
+	case SSAM_KIP_COVER_STATE_BOOK:
+		return "book";
+
 	default:
 		dev_warn(&sw->sdev->dev, "unknown KIP cover state: %u\n", state->state);
 		return "<unknown>";
···
 	case SSAM_KIP_COVER_STATE_DISCONNECTED:
 	case SSAM_KIP_COVER_STATE_FOLDED_CANVAS:
 	case SSAM_KIP_COVER_STATE_FOLDED_BACK:
+	case SSAM_KIP_COVER_STATE_BOOK:
 		return true;
 
 	case SSAM_KIP_COVER_STATE_CLOSED:
···
 	SSAM_POS_COVER_LAPTOP        = 0x03,
 	SSAM_POS_COVER_FOLDED_CANVAS = 0x04,
 	SSAM_POS_COVER_FOLDED_BACK   = 0x05,
+	SSAM_POS_COVER_BOOK          = 0x06,
 };
 
 enum ssam_pos_state_sls {
···
 
 	case SSAM_POS_COVER_FOLDED_BACK:
 		return "folded-back";
+
+	case SSAM_POS_COVER_BOOK:
+		return "book";
 
 	default:
 		dev_warn(&sw->sdev->dev, "unknown device posture for type-cover: %u\n", state);
···
 	case SSAM_POS_COVER_DISCONNECTED:
 	case SSAM_POS_COVER_FOLDED_CANVAS:
 	case SSAM_POS_COVER_FOLDED_BACK:
+	case SSAM_POS_COVER_BOOK:
 		return true;
 
 	case SSAM_POS_COVER_CLOSED:

drivers/platform/x86/intel/int3472/clk_and_regulator.c

···
 
 	int3472->clock.ena_gpio = acpi_get_and_request_gpiod(path, agpio->pin_table[0],
 							     "int3472,clk-enable");
-	if (IS_ERR(int3472->clock.ena_gpio))
-		return dev_err_probe(int3472->dev, PTR_ERR(int3472->clock.ena_gpio),
-				     "getting clk-enable GPIO\n");
+	if (IS_ERR(int3472->clock.ena_gpio)) {
+		ret = PTR_ERR(int3472->clock.ena_gpio);
+		int3472->clock.ena_gpio = NULL;
+		return dev_err_probe(int3472->dev, ret, "getting clk-enable GPIO\n");
+	}
 
 	if (polarity == GPIO_ACTIVE_LOW)
 		gpiod_toggle_active_low(int3472->clock.ena_gpio);
···
 	int3472->regulator.gpio = acpi_get_and_request_gpiod(path, agpio->pin_table[0],
 							     "int3472,regulator");
 	if (IS_ERR(int3472->regulator.gpio)) {
-		dev_err(int3472->dev, "Failed to get regulator GPIO line\n");
-		return PTR_ERR(int3472->regulator.gpio);
+		ret = PTR_ERR(int3472->regulator.gpio);
+		int3472->regulator.gpio = NULL;
+		return dev_err_probe(int3472->dev, ret, "getting regulator GPIO\n");
 	}
 
 	/* Ensure the pin is in output mode and non-active state */

drivers/regulator/Kconfig

···
 	  Say M here if you want to include support for enabling the VBUS output
 	  as a module. The module will be named "qcom_usb_vbus_regulator".
 
+config REGULATOR_RAA215300
+	tristate "Renesas RAA215300 driver"
+	select REGMAP_I2C
+	depends on I2C
+	help
+	  Support for the Renesas RAA215300 PMIC.
+
 config REGULATOR_RASPBERRYPI_TOUCHSCREEN_ATTINY
 	tristate "Raspberry Pi 7-inch touchscreen panel ATTINY regulator"
 	depends on BACKLIGHT_CLASS_DEVICE

drivers/regulator/Makefile

···
 obj-$(CONFIG_REGULATOR_PBIAS) += pbias-regulator.o
 obj-$(CONFIG_REGULATOR_PCAP) += pcap-regulator.o
 obj-$(CONFIG_REGULATOR_PCF50633) += pcf50633-regulator.o
+obj-$(CONFIG_REGULATOR_RAA215300) += raa215300.o
 obj-$(CONFIG_REGULATOR_RASPBERRYPI_TOUCHSCREEN_ATTINY)  += rpi-panel-attiny-regulator.o
 obj-$(CONFIG_REGULATOR_RC5T583)  += rc5t583-regulator.o
 obj-$(CONFIG_REGULATOR_RK808)   += rk808-regulator.o

drivers/regulator/qcom-rpmh-regulator.c

···
 };
 
 static const struct rpmh_vreg_init_data pm8550_vreg_data[] = {
-	RPMH_VREG("ldo1",   "ldo%s1",  &pmic5_pldo,    "vdd-l1-l4-l10"),
+	RPMH_VREG("ldo1",   "ldo%s1",  &pmic5_nldo515,    "vdd-l1-l4-l10"),
 	RPMH_VREG("ldo2",   "ldo%s2",  &pmic5_pldo,    "vdd-l2-l13-l14"),
-	RPMH_VREG("ldo3",   "ldo%s3",  &pmic5_nldo,    "vdd-l3"),
-	RPMH_VREG("ldo4",   "ldo%s4",  &pmic5_nldo,    "vdd-l1-l4-l10"),
+	RPMH_VREG("ldo3",   "ldo%s3",  &pmic5_nldo515,    "vdd-l3"),
+	RPMH_VREG("ldo4",   "ldo%s4",  &pmic5_nldo515,    "vdd-l1-l4-l10"),
 	RPMH_VREG("ldo5",   "ldo%s5",  &pmic5_pldo,    "vdd-l5-l16"),
-	RPMH_VREG("ldo6",   "ldo%s6",  &pmic5_pldo_lv, "vdd-l6-l7"),
-	RPMH_VREG("ldo7",   "ldo%s7",  &pmic5_pldo_lv, "vdd-l6-l7"),
-	RPMH_VREG("ldo8",   "ldo%s8",  &pmic5_pldo_lv, "vdd-l8-l9"),
+	RPMH_VREG("ldo6",   "ldo%s6",  &pmic5_pldo, "vdd-l6-l7"),
+	RPMH_VREG("ldo7",   "ldo%s7",  &pmic5_pldo, "vdd-l6-l7"),
+	RPMH_VREG("ldo8",   "ldo%s8",  &pmic5_pldo, "vdd-l8-l9"),
 	RPMH_VREG("ldo9",   "ldo%s9",  &pmic5_pldo,    "vdd-l8-l9"),
-	RPMH_VREG("ldo10",  "ldo%s10", &pmic5_nldo,    "vdd-l1-l4-l10"),
-	RPMH_VREG("ldo11",  "ldo%s11", &pmic5_nldo,    "vdd-l11"),
+	RPMH_VREG("ldo10",  "ldo%s10", &pmic5_nldo515,    "vdd-l1-l4-l10"),
+	RPMH_VREG("ldo11",  "ldo%s11", &pmic5_nldo515,    "vdd-l11"),
 	RPMH_VREG("ldo12",  "ldo%s12", &pmic5_pldo,    "vdd-l12"),
 	RPMH_VREG("ldo13",  "ldo%s13", &pmic5_pldo,    "vdd-l2-l13-l14"),
 	RPMH_VREG("ldo14",  "ldo%s14", &pmic5_pldo,    "vdd-l2-l13-l14"),
-	RPMH_VREG("ldo15",  "ldo%s15", &pmic5_pldo,    "vdd-l15"),
+	RPMH_VREG("ldo15",  "ldo%s15", &pmic5_nldo515,    "vdd-l15"),
 	RPMH_VREG("ldo16",  "ldo%s16", &pmic5_pldo,    "vdd-l5-l16"),
 	RPMH_VREG("ldo17",  "ldo%s17", &pmic5_pldo,    "vdd-l17"),
 	RPMH_VREG("bob1",   "bob%s1",  &pmic5_bob,     "vdd-bob1"),
···
 	RPMH_VREG("smps4",  "smp%s4",  &pmic5_ftsmps525_lv, "vdd-s4"),
 	RPMH_VREG("smps5",  "smp%s5",  &pmic5_ftsmps525_lv, "vdd-s5"),
 	RPMH_VREG("smps6",  "smp%s6",  &pmic5_ftsmps525_mv, "vdd-s6"),
-	RPMH_VREG("ldo1",   "ldo%s1",  &pmic5_nldo,   "vdd-l1"),
-	RPMH_VREG("ldo2",   "ldo%s2",  &pmic5_nldo,   "vdd-l2"),
-	RPMH_VREG("ldo3",   "ldo%s3",  &pmic5_nldo,   "vdd-l3"),
+	RPMH_VREG("ldo1",   "ldo%s1",  &pmic5_nldo515,   "vdd-l1"),
+	RPMH_VREG("ldo2",   "ldo%s2",  &pmic5_nldo515,   "vdd-l2"),
+	RPMH_VREG("ldo3",   "ldo%s3",  &pmic5_nldo515,   "vdd-l3"),
 	{}
 };
 
···
 	RPMH_VREG("smps6", "smp%s6", &pmic5_ftsmps525_lv, "vdd-s6"),
 	RPMH_VREG("smps7", "smp%s7", &pmic5_ftsmps525_lv, "vdd-s7"),
 	RPMH_VREG("smps8", "smp%s8", &pmic5_ftsmps525_lv, "vdd-s8"),
-	RPMH_VREG("ldo1",  "ldo%s1", &pmic5_nldo,   "vdd-l1"),
-	RPMH_VREG("ldo2",  "ldo%s2", &pmic5_nldo,   "vdd-l2"),
-	RPMH_VREG("ldo3",  "ldo%s3", &pmic5_nldo,   "vdd-l3"),
+	RPMH_VREG("ldo1",  "ldo%s1", &pmic5_nldo515,   "vdd-l1"),
+	RPMH_VREG("ldo2",  "ldo%s2", &pmic5_nldo515,   "vdd-l2"),
+	RPMH_VREG("ldo3",  "ldo%s3", &pmic5_nldo515,   "vdd-l3"),
 	{}
 };
 

drivers/regulator/raa215300.c

···
+// SPDX-License-Identifier: GPL-2.0
+//
+// Renesas RAA215300 PMIC driver
+//
+// Copyright (C) 2023 Renesas Electronics Corporation
+//
+
+#include <linux/clk.h>
+#include <linux/clkdev.h>
+#include <linux/clk-provider.h>
+#include <linux/err.h>
+#include <linux/i2c.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/regmap.h>
+
+#define RAA215300_FAULT_LATCHED_STATUS_1	0x59
+#define RAA215300_FAULT_LATCHED_STATUS_2	0x5a
+#define RAA215300_FAULT_LATCHED_STATUS_3	0x5b
+#define RAA215300_FAULT_LATCHED_STATUS_4	0x5c
+#define RAA215300_FAULT_LATCHED_STATUS_6	0x5e
+
+#define RAA215300_INT_MASK_1	0x64
+#define RAA215300_INT_MASK_2	0x65
+#define RAA215300_INT_MASK_3	0x66
+#define RAA215300_INT_MASK_4	0x67
+#define RAA215300_INT_MASK_6	0x68
+
+#define RAA215300_REG_BLOCK_EN	0x6c
+#define RAA215300_HW_REV	0xf8
+
+#define RAA215300_INT_MASK_1_ALL	GENMASK(5, 0)
+#define RAA215300_INT_MASK_2_ALL	GENMASK(3, 0)
+#define RAA215300_INT_MASK_3_ALL	GENMASK(5, 0)
+#define RAA215300_INT_MASK_4_ALL	BIT(0)
+#define RAA215300_INT_MASK_6_ALL	GENMASK(7, 0)
+
+#define RAA215300_REG_BLOCK_EN_RTC_EN	BIT(6)
+#define RAA215300_RTC_DEFAULT_ADDR	0x6f
+
+const char *clkin_name = "clkin";
+const char *xin_name = "xin";
+static struct clk *clk;
+
+static const struct regmap_config raa215300_regmap_config = {
+	.reg_bits = 8,
+	.val_bits = 8,
+	.max_register = 0xff,
+};
+
+static void raa215300_rtc_unregister_device(void *data)
+{
+	i2c_unregister_device(data);
+	if (!clk) {
+		clk_unregister_fixed_rate(clk);
+		clk = NULL;
+	}
+}
+
+static int raa215300_clk_present(struct i2c_client *client, const char *name)
+{
+	struct clk *clk;
+
+	clk = devm_clk_get_optional(&client->dev, name);
+	if (IS_ERR(clk))
+		return PTR_ERR(clk);
+
+	return !!clk;
+}
+
+static int raa215300_i2c_probe(struct i2c_client *client)
+{
+	struct device *dev = &client->dev;
+	const char *clk_name = xin_name;
+	unsigned int pmic_version, val;
+	struct regmap *regmap;
+	int ret;
+
+	regmap = devm_regmap_init_i2c(client, &raa215300_regmap_config);
+	if (IS_ERR(regmap))
+		return dev_err_probe(dev, PTR_ERR(regmap),
+				     "regmap i2c init failed\n");
+
+	ret = regmap_read(regmap, RAA215300_HW_REV, &pmic_version);
+	if (ret < 0)
+		return dev_err_probe(dev, ret, "HW rev read failed\n");
+
+	dev_dbg(dev, "RAA215300 PMIC version 0x%04x\n", pmic_version);
+
+	/* Clear all blocks except RTC, if enabled */
+	regmap_read(regmap, RAA215300_REG_BLOCK_EN, &val);
+	val &= RAA215300_REG_BLOCK_EN_RTC_EN;
+	regmap_write(regmap, RAA215300_REG_BLOCK_EN, val);
+
+	/*Clear the latched registers */
+	regmap_read(regmap, RAA215300_FAULT_LATCHED_STATUS_1, &val);
+	regmap_write(regmap, RAA215300_FAULT_LATCHED_STATUS_1, val);
+	regmap_read(regmap, RAA215300_FAULT_LATCHED_STATUS_2, &val);
+	regmap_write(regmap, RAA215300_FAULT_LATCHED_STATUS_2, val);
+	regmap_read(regmap, RAA215300_FAULT_LATCHED_STATUS_3, &val);
+	regmap_write(regmap, RAA215300_FAULT_LATCHED_STATUS_3, val);
+	regmap_read(regmap, RAA215300_FAULT_LATCHED_STATUS_4, &val);
+	regmap_write(regmap, RAA215300_FAULT_LATCHED_STATUS_4, val);
+	regmap_read(regmap, RAA215300_FAULT_LATCHED_STATUS_6, &val);
+	regmap_write(regmap, RAA215300_FAULT_LATCHED_STATUS_6, val);
+
+	/* Mask all the PMIC interrupts */
+	regmap_write(regmap, RAA215300_INT_MASK_1, RAA215300_INT_MASK_1_ALL);
+	regmap_write(regmap, RAA215300_INT_MASK_2, RAA215300_INT_MASK_2_ALL);
+	regmap_write(regmap, RAA215300_INT_MASK_3, RAA215300_INT_MASK_3_ALL);
+	regmap_write(regmap, RAA215300_INT_MASK_4, RAA215300_INT_MASK_4_ALL);
+	regmap_write(regmap, RAA215300_INT_MASK_6, RAA215300_INT_MASK_6_ALL);
+
+	ret = raa215300_clk_present(client, xin_name);
+	if (ret < 0) {
+		return ret;
+	} else if (!ret) {
+		ret = raa215300_clk_present(client, clkin_name);
+		if (ret < 0)
+			return ret;
+
+		clk_name = clkin_name;
+	}
+
+	if (ret) {
+		char *name = pmic_version >= 0x12 ? "isl1208" : "raa215300_a0";
+		struct device_node *np = client->dev.of_node;
+		u32 addr = RAA215300_RTC_DEFAULT_ADDR;
+		struct i2c_board_info info = {};
+		struct i2c_client *rtc_client;
+		ssize_t size;
+
+		clk = clk_register_fixed_rate(NULL, clk_name, NULL, 0, 32000);
+		clk_register_clkdev(clk, clk_name, NULL);
+
+		if (np) {
+			int i;
+
+			i = of_property_match_string(np, "reg-names", "rtc");
+			if (i >= 0)
+				of_property_read_u32_index(np, "reg", i, &addr);
+		}
+
+		info.addr = addr;
+		if (client->irq > 0)
+			info.irq = client->irq;
+
+		size = strscpy(info.type, name, sizeof(info.type));
+		if (size < 0)
+			return dev_err_probe(dev, size,
+					     "Invalid device name: %s\n", name);
+
+		/* Enable RTC block */
+		regmap_update_bits(regmap, RAA215300_REG_BLOCK_EN,
+				   RAA215300_REG_BLOCK_EN_RTC_EN,
+				   RAA215300_REG_BLOCK_EN_RTC_EN);
+
+		rtc_client = i2c_new_client_device(client->adapter, &info);
+		if (IS_ERR(rtc_client))
+			return PTR_ERR(rtc_client);
+
+		ret = devm_add_action_or_reset(dev,
+					       raa215300_rtc_unregister_device,
+					       rtc_client);
+		if (ret < 0)
+			return ret;
+	}
+
+	return 0;
+}
+
+static const struct of_device_id raa215300_dt_match[] = {
+	{ .compatible = "renesas,raa215300" },
+	{ /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, raa215300_dt_match);
+
+static struct i2c_driver raa215300_i2c_driver = {
+	.driver = {
+		.name = "raa215300",
+		.of_match_table = raa215300_dt_match,
+	},
+	.probe_new = raa215300_i2c_probe,
+};
+module_i2c_driver(raa215300_i2c_driver);
+
+MODULE_DESCRIPTION("Renesas RAA215300 PMIC driver");
+MODULE_AUTHOR("Fabrizio Castro <[e-mail]>");
+MODULE_AUTHOR("Biju Das <[e-mail]>");
+MODULE_LICENSE("GPL");

drivers/s390/block/dasd_ioctl.c

···
 
 	memcpy(dasd_info->type, base->discipline->name, 4);
 
-	spin_lock_irqsave(&block->queue_lock, flags);
+	spin_lock_irqsave(get_ccwdev_lock(base->cdev), flags);
 	list_for_each(l, &base->ccw_queue)
 		dasd_info->chanq_len++;
-	spin_unlock_irqrestore(&block->queue_lock, flags);
+	spin_unlock_irqrestore(get_ccwdev_lock(base->cdev), flags);
 	return 0;
 }
 

drivers/s390/cio/device.c

···
 enum io_sch_action {
 	IO_SCH_UNREG,
 	IO_SCH_ORPH_UNREG,
+	IO_SCH_UNREG_CDEV,
 	IO_SCH_ATTACH,
 	IO_SCH_UNREG_ATTACH,
 	IO_SCH_ORPH_ATTACH,
···
 	}
 	if ((sch->schib.pmcw.pam & sch->opm) == 0) {
 		if (ccw_device_notify(cdev, CIO_NO_PATH) != NOTIFY_OK)
-			return IO_SCH_UNREG;
+			return IO_SCH_UNREG_CDEV;
 		return IO_SCH_DISC;
 	}
 	if (device_is_disconnected(cdev))
···
 	case IO_SCH_ORPH_ATTACH:
 		ccw_device_set_disconnected(cdev);
 		break;
+	case IO_SCH_UNREG_CDEV:
 	case IO_SCH_UNREG_ATTACH:
 	case IO_SCH_UNREG:
 		if (!cdev)
···
 		if (rc)
 			goto out;
 		break;
+	case IO_SCH_UNREG_CDEV:
 	case IO_SCH_UNREG_ATTACH:
 		spin_lock_irqsave(sch->lock, flags);
 		sch_set_cdev(sch, NULL);

drivers/s390/net/ism_drv.c

···
 
 static void __exit ism_exit(void)
 {
-	struct ism_dev *ism;
-
-	mutex_lock(&ism_dev_list.mutex);
-	list_for_each_entry(ism, &ism_dev_list.list, list) {
-		ism_dev_exit(ism);
-	}
-	mutex_unlock(&ism_dev_list.mutex);
-
 	pci_unregister_driver(&ism_driver);
 	debug_unregister(ism_debug_info);
 }

drivers/scsi/aacraid/aacraid.h

···
 	u32			handle_pci_error;
 	bool			init_reset;
 	u8			soft_reset_support;
+	u8			use_map_queue;
 };
 
 #define aac_adapter_interrupt(dev) \

drivers/scsi/aacraid/commsup.c

···
 struct fib *aac_fib_alloc_tag(struct aac_dev *dev, struct scsi_cmnd *scmd)
 {
 	struct fib *fibptr;
+	u32 blk_tag;
+	int i;
 
-	fibptr = &dev->fibs[scsi_cmd_to_rq(scmd)->tag];
+	blk_tag = blk_mq_unique_tag(scsi_cmd_to_rq(scmd));
+	i = blk_mq_unique_tag_to_tag(blk_tag);
+	fibptr = &dev->fibs[i];
 	/*
 	 *	Null out fields that depend on being zero at the start of
 	 *	each I/O

drivers/scsi/aacraid/linit.c

···
 
 #include <linux/compat.h>
 #include <linux/blkdev.h>
+#include <linux/blk-mq-pci.h>
 #include <linux/completion.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
···
 	sdev->tagged_supported = 1;
 
 	return 0;
+}
+
+static void aac_map_queues(struct Scsi_Host *shost)
+{
+	struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
+
+	blk_mq_pci_map_queues(&shost->tag_set.map[HCTX_TYPE_DEFAULT],
+			      aac->pdev, 0);
+	aac->use_map_queue = true;
 }
 
 /**
···
 	.bios_param			= aac_biosparm,
 	.shost_groups			= aac_host_groups,
 	.slave_configure		= aac_slave_configure,
+	.map_queues			= aac_map_queues,
 	.change_queue_depth		= aac_change_queue_depth,
 	.sdev_groups			= aac_dev_groups,
 	.eh_abort_handler		= aac_eh_abort,
···
 	shost->max_lun = AAC_MAX_LUN;
 
 	pci_set_drvdata(pdev, shost);
+	shost->nr_hw_queues = aac->max_msix;
+	shost->host_tagset = 1;
 
 	error = scsi_add_host(shost, &pdev->dev);
 	if (error)
···
 	struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
 
 	aac_cancel_rescan_worker(aac);
+	aac->use_map_queue = false;
 	scsi_remove_host(shost);
 
 	__aac_shutdown(aac);

drivers/scsi/aacraid/src.c

···
 #endif
 
 	u16 vector_no;
+	struct scsi_cmnd *scmd;
+	u32 blk_tag;
+	struct Scsi_Host *shost = dev->scsi_host_ptr;
+	struct blk_mq_queue_map *qmap;
 
 	atomic_inc(&q->numpending);
 
···
 		if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE3)
 			&& dev->sa_firmware)
 			vector_no = aac_get_vector(dev);
-		else
-			vector_no = fib->vector_no;
+		else {
+			if (!fib->vector_no || !fib->callback_data) {
+				if (shost && dev->use_map_queue) {
+					qmap = &shost->tag_set.map[HCTX_TYPE_DEFAULT];
+					vector_no = qmap->mq_map[raw_smp_processor_id()];
+				}
+				/*
+				 *	We hardcode the vector_no for
+				 *	reserved commands as a valid shost is
+				 *	absent during the init
+				 */
+				else
+					vector_no = 0;
+			} else {
+				scmd = (struct scsi_cmnd *)fib->callback_data;
+				blk_tag = blk_mq_unique_tag(scsi_cmd_to_rq(scmd));
+				vector_no = blk_mq_unique_tag_to_hwq(blk_tag);
+			}
+		}
 
 		if (native_hba) {
 			if (fib->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) {

drivers/scsi/lpfc/lpfc_bsg.c

···
 			struct lpfc_iocbq *piocbq)
 {
 	uint32_t evt_req_id = 0;
-	uint32_t cmd;
+	u16 cmd;
 	struct lpfc_dmabuf *dmabuf = NULL;
 	struct lpfc_bsg_event *evt;
 	struct event_data *evt_dat = NULL;
···
 
 	ct_req = (struct lpfc_sli_ct_request *)bdeBuf1->virt;
 	evt_req_id = ct_req->FsType;
-	cmd = ct_req->CommandResponse.bits.CmdRsp;
+	cmd = be16_to_cpu(ct_req->CommandResponse.bits.CmdRsp);
 
 	spin_lock_irqsave(&phba->ct_ev_lock, flags);
 	list_for_each_entry(evt, &phba->ct_ev_waiters, node) {
···
 			ctreq->RevisionId.bits.InId = 0;
 			ctreq->FsType = SLI_CT_ELX_LOOPBACK;
 			ctreq->FsSubType = 0;
-			ctreq->CommandResponse.bits.CmdRsp = ELX_LOOPBACK_DATA;
-			ctreq->CommandResponse.bits.Size   = size;
+			ctreq->CommandResponse.bits.CmdRsp = cpu_to_be16(ELX_LOOPBACK_DATA);
+			ctreq->CommandResponse.bits.Size   = cpu_to_be16(size);
 			segment_offset = ELX_LOOPBACK_HEADER_SZ;
 		} else
 			segment_offset = 0;

drivers/scsi/storvsc_drv.c

···
 {
 	blk_queue_rq_timeout(sdevice->request_queue, (storvsc_timeout * HZ));
 
+	/* storvsc devices don't support MAINTENANCE_IN SCSI cmd */
+	sdevice->no_report_opcodes = 1;
 	sdevice->no_write_same = 1;
 
 	/*

drivers/soc/qcom/Makefile

···
 obj-$(CONFIG_QCOM_RPMPD) += rpmpd.o
 obj-$(CONFIG_QCOM_KRYO_L2_ACCESSORS) +=	kryo-l2-accessors.o
 obj-$(CONFIG_QCOM_ICC_BWMON)	+= icc-bwmon.o
-obj-$(CONFIG_QCOM_INLINE_CRYPTO_ENGINE)	+= ice.o
+qcom_ice-objs			+= ice.o
+obj-$(CONFIG_QCOM_INLINE_CRYPTO_ENGINE)	+= qcom_ice.o

drivers/soc/qcom/icc-bwmon.c

···
 	bwmon->max_bw_kbps = UINT_MAX;
 	opp = dev_pm_opp_find_bw_floor(dev, &bwmon->max_bw_kbps, 0);
 	if (IS_ERR(opp))
-		return dev_err_probe(dev, ret, "failed to find max peak bandwidth\n");
+		return dev_err_probe(dev, PTR_ERR(opp), "failed to find max peak bandwidth\n");
 
 	bwmon->min_bw_kbps = 0;
 	opp = dev_pm_opp_find_bw_ceil(dev, &bwmon->min_bw_kbps, 0);
 	if (IS_ERR(opp))
-		return dev_err_probe(dev, ret, "failed to find min peak bandwidth\n");
+		return dev_err_probe(dev, PTR_ERR(opp), "failed to find min peak bandwidth\n");
 
 	bwmon->dev = dev;
 

drivers/soc/qcom/ramp_controller.c

···
 		return -ENOMEM;
 
 	qrc->desc = device_get_match_data(&pdev->dev);
-	if (!qrc)
+	if (!qrc->desc)
 		return -EINVAL;
 
 	qrc->regmap = devm_regmap_init_mmio(&pdev->dev, base, &qrc_regmap_config);

drivers/soc/qcom/rmtfs_mem.c

···
 		num_vmids = 0;
 	} else if (num_vmids < 0) {
 		dev_err(&pdev->dev, "failed to count qcom,vmid elements: %d\n", num_vmids);
+		ret = num_vmids;
 		goto remove_cdev;
 	} else if (num_vmids > NUM_MAX_VMIDS) {
 		dev_warn(&pdev->dev,

drivers/soc/qcom/rpmh-rsc.c

···
 	drv->ver.minor = rsc_id & (MINOR_VER_MASK << MINOR_VER_SHIFT);
 	drv->ver.minor >>= MINOR_VER_SHIFT;
 
-	if (drv->ver.major == 3 && drv->ver.minor >= 0)
+	if (drv->ver.major == 3)
 		drv->regs = rpmh_rsc_reg_offset_ver_3_0;
 	else
 		drv->regs = rpmh_rsc_reg_offset_ver_2_7;

drivers/soc/qcom/rpmhpd.c

···
 	.num_pds = ARRAY_SIZE(sm8150_rpmhpds),
 };
 
+static struct rpmhpd *sa8155p_rpmhpds[] = {
+	[SA8155P_CX] = &cx_w_mx_parent,
+	[SA8155P_CX_AO] = &cx_ao_w_mx_parent,
+	[SA8155P_EBI] = &ebi,
+	[SA8155P_GFX] = &gfx,
+	[SA8155P_MSS] = &mss,
+	[SA8155P_MX] = &mx,
+	[SA8155P_MX_AO] = &mx_ao,
+};
+
+static const struct rpmhpd_desc sa8155p_desc = {
+	.rpmhpds = sa8155p_rpmhpds,
+	.num_pds = ARRAY_SIZE(sa8155p_rpmhpds),
+};
+
 /* SM8250 RPMH powerdomains */
 static struct rpmhpd *sm8250_rpmhpds[] = {
 	[SM8250_CX] = &cx_w_mx_parent,
···
 
 static const struct of_device_id rpmhpd_match_table[] = {
 	{ .compatible = "qcom,qdu1000-rpmhpd", .data = &qdu1000_desc },
+	{ .compatible = "qcom,sa8155p-rpmhpd", .data = &sa8155p_desc },
 	{ .compatible = "qcom,sa8540p-rpmhpd", .data = &sa8540p_desc },
 	{ .compatible = "qcom,sa8775p-rpmhpd", .data = &sa8775p_desc },
 	{ .compatible = "qcom,sc7180-rpmhpd", .data = &sc7180_desc },

drivers/soundwire/dmi-quirks.c

···
 		.driver_data = (void *)intel_tgl_bios,
 	},
 	{
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "HP"),
+			DMI_MATCH(DMI_BOARD_NAME, "8709"),
+		},
+		.driver_data = (void *)intel_tgl_bios,
+	},
+	{
 		/* quirk used for NUC15 'Bishop County' LAPBC510 and LAPBC710 skews */
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "Intel(R) Client Systems"),

drivers/soundwire/qcom.c

···
 	}
 
 	sruntime = sdw_alloc_stream(dai->name);
-	if (!sruntime)
-		return -ENOMEM;
+	if (!sruntime) {
+		ret = -ENOMEM;
+		goto err_alloc;
+	}
 
 	ctrl->sruntime[dai->id] = sruntime;
 
···
 		if (ret < 0 && ret != -ENOTSUPP) {
 			dev_err(dai->dev, "Failed to set sdw stream on %s\n",
 				codec_dai->name);
-			sdw_release_stream(sruntime);
-			return ret;
+			goto err_set_stream;
 		}
 	}
 
 	return 0;
+
+err_set_stream:
+	sdw_release_stream(sruntime);
+err_alloc:
+	pm_runtime_mark_last_busy(ctrl->dev);
+	pm_runtime_put_autosuspend(ctrl->dev);
+
+	return ret;
 }
 
 static void qcom_swrm_shutdown(struct snd_pcm_substream *substream,

drivers/soundwire/stream.c

···
 
 skip_alloc_master_rt:
 	s_rt = sdw_slave_rt_find(slave, stream);
-	if (s_rt)
+	if (s_rt) {
+		alloc_slave_rt = false;
 		goto skip_alloc_slave_rt;
+	}
 
 	s_rt = sdw_slave_rt_alloc(slave, m_rt);
 	if (!s_rt) {

drivers/spi/spi-cadence-quadspi.c

···
 			cqspi->slow_sram = true;
 
 		if (of_device_is_compatible(pdev->dev.of_node,
-					    "xlnx,versal-ospi-1.0"))
-			dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
+					    "xlnx,versal-ospi-1.0")) {
+			ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
+			if (ret)
+				goto probe_reset_failed;
+		}
 	}
 
 	ret = devm_request_irq(dev, irq, cqspi_irq_handler, 0,

drivers/spi/spi-dw-mmio.c

···
 	 */
 	spi_set_chipselect(spi, 0, 0);
 	dw_spi_set_cs(spi, enable);
-	spi_get_chipselect(spi, cs);
+	spi_set_chipselect(spi, 0, cs);
 }
 
 static int dw_spi_elba_init(struct platform_device *pdev,

drivers/spi/spi-fsl-dspi.c

···
 static int dspi_setup(struct spi_device *spi)
 {
 	struct fsl_dspi *dspi = spi_controller_get_devdata(spi->controller);
+	u32 period_ns = DIV_ROUND_UP(NSEC_PER_SEC, spi->max_speed_hz);
 	unsigned char br = 0, pbr = 0, pcssck = 0, cssck = 0;
+	u32 quarter_period_ns = DIV_ROUND_UP(period_ns, 4);
 	u32 cs_sck_delay = 0, sck_cs_delay = 0;
 	struct fsl_dspi_platform_data *pdata;
 	unsigned char pasc = 0, asc = 0;
···
 		cs_sck_delay = pdata->cs_sck_delay;
 		sck_cs_delay = pdata->sck_cs_delay;
 	}
+
+	/* Since tCSC and tASC apply to continuous transfers too, avoid SCK
+	 * glitches of half a cycle by never allowing tCSC + tASC to go below
+	 * half a SCK period.
+	 */
+	if (cs_sck_delay < quarter_period_ns)
+		cs_sck_delay = quarter_period_ns;
+	if (sck_cs_delay < quarter_period_ns)
+		sck_cs_delay = quarter_period_ns;
+
+	dev_dbg(&spi->dev,
+		"DSPI controller timing params: CS-to-SCK delay %u ns, SCK-to-CS delay %u ns\n",
+		cs_sck_delay, sck_cs_delay);
 
 	clkrate = clk_get_rate(dspi->clk);
 	hz_to_spi_baud(&pbr, &br, spi->max_speed_hz, clkrate);

drivers/spi/spi-fsl-lpspi.c

···
 	ret = fsl_lpspi_dma_init(&pdev->dev, fsl_lpspi, controller);
 	if (ret == -EPROBE_DEFER)
 		goto out_pm_get;
-
 	if (ret < 0)
 		dev_err(&pdev->dev, "dma setup error %d, use pio\n", ret);
+	else
+		/*
+		 * disable LPSPI module IRQ when enable DMA mode successfully,
+		 * to prevent the unexpected LPSPI module IRQ events.
+		 */
+		disable_irq(irq);
 
 	ret = devm_spi_register_controller(&pdev->dev, controller);
 	if (ret < 0) {

drivers/spi/spi-mt65xx.c

···
 	struct mtk_spi *mdata = spi_master_get_devdata(master);
 	int ret;
 
+	if (mdata->use_spimem && !completion_done(&mdata->spimem_done))
+		complete(&mdata->spimem_done);
+
 	ret = pm_runtime_resume_and_get(&pdev->dev);
 	if (ret < 0)
 		return ret;

drivers/spi/spi-qup.c

···
 		return -ENXIO;
 	}
 
-	ret = clk_prepare_enable(cclk);
-	if (ret) {
-		dev_err(dev, "cannot enable core clock\n");
-		return ret;
-	}
-
-	ret = clk_prepare_enable(iclk);
-	if (ret) {
-		clk_disable_unprepare(cclk);
-		dev_err(dev, "cannot enable iface clock\n");
-		return ret;
-	}
-
 	master = spi_alloc_master(dev, sizeof(struct spi_qup));
 	if (!master) {
-		clk_disable_unprepare(cclk);
-		clk_disable_unprepare(iclk);
 		dev_err(dev, "cannot allocate master\n");
 		return -ENOMEM;
 	}
···
 	spin_lock_init(&controller->lock);
 	init_completion(&controller->done);
 
+	ret = clk_prepare_enable(cclk);
+	if (ret) {
+		dev_err(dev, "cannot enable core clock\n");
+		goto error_dma;
+	}
+
+	ret = clk_prepare_enable(iclk);
+	if (ret) {
+		clk_disable_unprepare(cclk);
+		dev_err(dev, "cannot enable iface clock\n");
+		goto error_dma;
+	}
+
 	iomode = readl_relaxed(base + QUP_IO_M_MODES);
 
 	size = QUP_IO_M_OUTPUT_BLOCK_SIZE(iomode);
···
 	ret = spi_qup_set_state(controller, QUP_STATE_RESET);
 	if (ret) {
 		dev_err(dev, "cannot set RESET state\n");
-		goto error_dma;
+		goto error_clk;
 	}
 
 	writel_relaxed(0, base + QUP_OPERATIONAL);
···
 	ret = devm_request_irq(dev, irq, spi_qup_qup_irq,
 			       IRQF_TRIGGER_HIGH, pdev->name, controller);
 	if (ret)
-		goto error_dma;
+		goto error_clk;
 
 	pm_runtime_set_autosuspend_delay(dev, MSEC_PER_SEC);
 	pm_runtime_use_autosuspend(dev);
···
 
 disable_pm:
 	pm_runtime_disable(&pdev->dev);
+error_clk:
+	clk_disable_unprepare(cclk);
+	clk_disable_unprepare(iclk);
 error_dma:
 	spi_qup_release_dma(master);
 error:
-	clk_disable_unprepare(cclk);
-	clk_disable_unprepare(iclk);
 	spi_master_put(master);
 	return ret;
 }

drivers/staging/octeon/TODO

···
 	- make driver self-contained instead of being split between staging and
 	  arch/mips/cavium-octeon.
 
-Contact: Aaro Koskinen <[e-mail]>

drivers/target/target_core_transport.c

···
 
 free_sess:
 	transport_free_session(sess);
+	return ERR_PTR(rc);
+
 free_cnt:
 	target_free_cmd_counter(cmd_cnt);
 	return ERR_PTR(rc);

drivers/tee/amdtee/amdtee_if.h

···
 
 /**
  * struct tee_cmd_load_ta - load Trusted Application (TA) binary into TEE
- * @low_addr:    [in] bits [31:0] of the physical address of the TA binary
- * @hi_addr:     [in] bits [63:32] of the physical address of the TA binary
- * @size:        [in] size of TA binary in bytes
- * @ta_handle:   [out] return handle of the loaded TA
+ * @low_addr:       [in] bits [31:0] of the physical address of the TA binary
+ * @hi_addr:        [in] bits [63:32] of the physical address of the TA binary
+ * @size:           [in] size of TA binary in bytes
+ * @ta_handle:      [out] return handle of the loaded TA
+ * @return_origin:  [out] origin of return code after TEE processing
  */
 struct tee_cmd_load_ta {
 	u32 low_addr;
 	u32 hi_addr;
 	u32 size;
 	u32 ta_handle;
+	u32 return_origin;
 };
 
 /**

drivers/tee/amdtee/call.c

···
 	if (ret) {
 		arg->ret_origin = TEEC_ORIGIN_COMMS;
 		arg->ret = TEEC_ERROR_COMMUNICATION;
-	} else if (arg->ret == TEEC_SUCCESS) {
-		ret = get_ta_refcount(load_cmd.ta_handle);
-		if (!ret) {
-			arg->ret_origin = TEEC_ORIGIN_COMMS;
-			arg->ret = TEEC_ERROR_OUT_OF_MEMORY;
+	} else {
+		arg->ret_origin = load_cmd.return_origin;
 
-			/* Unload the TA on error */
-			unload_cmd.ta_handle = load_cmd.ta_handle;
-			psp_tee_process_cmd(TEE_CMD_ID_UNLOAD_TA,
-					    (void *)&unload_cmd,
-					    sizeof(unload_cmd), &ret);
-		} else {
-			set_session_id(load_cmd.ta_handle, 0, &arg->session);
+		if (arg->ret == TEEC_SUCCESS) {
+			ret = get_ta_refcount(load_cmd.ta_handle);
+			if (!ret) {
+				arg->ret_origin = TEEC_ORIGIN_COMMS;
+				arg->ret = TEEC_ERROR_OUT_OF_MEMORY;
+
+				/* Unload the TA on error */
+				unload_cmd.ta_handle = load_cmd.ta_handle;
+				psp_tee_process_cmd(TEE_CMD_ID_UNLOAD_TA,
+						    (void *)&unload_cmd,
+						    sizeof(unload_cmd), &ret);
+			} else {
+				set_session_id(load_cmd.ta_handle, 0, &arg->session);
+			}
 		}
 	}
 	mutex_unlock(&ta_refcount_mutex);

drivers/thunderbolt/dma_test.c

···
 	}
 
 	ret = tb_xdomain_enable_paths(dt->xd, dt->tx_hopid,
-				      dt->tx_ring ? dt->tx_ring->hop : 0,
+				      dt->tx_ring ? dt->tx_ring->hop : -1,
 				      dt->rx_hopid,
-				      dt->rx_ring ? dt->rx_ring->hop : 0);
+				      dt->rx_ring ? dt->rx_ring->hop : -1);
 	if (ret) {
 		dma_test_free_rings(dt);
 		return ret;
···
 		tb_ring_stop(dt->tx_ring);
 
 	ret = tb_xdomain_disable_paths(dt->xd, dt->tx_hopid,
-				       dt->tx_ring ? dt->tx_ring->hop : 0,
+				       dt->tx_ring ? dt->tx_ring->hop : -1,
 				       dt->rx_hopid,
-				       dt->rx_ring ? dt->rx_ring->hop : 0);
+				       dt->rx_ring ? dt->rx_ring->hop : -1);
 	if (ret)
 		dev_warn(&dt->svc->dev, "failed to disable DMA paths\n");
 

drivers/thunderbolt/nhi.c

···
 
 static void nhi_mask_interrupt(struct tb_nhi *nhi, int mask, int ring)
 {
-	if (nhi->quirks & QUIRK_AUTO_CLEAR_INT)
-		return;
-	iowrite32(mask, nhi->iobase + REG_RING_INTERRUPT_MASK_CLEAR_BASE + ring);
+	if (nhi->quirks & QUIRK_AUTO_CLEAR_INT) {
+		u32 val;
+
+		val = ioread32(nhi->iobase + REG_RING_INTERRUPT_BASE + ring);
+		iowrite32(val & ~mask, nhi->iobase + REG_RING_INTERRUPT_BASE + ring);
+	} else {
+		iowrite32(mask, nhi->iobase + REG_RING_INTERRUPT_MASK_CLEAR_BASE + ring);
+	}
 }
 
 static void nhi_clear_interrupt(struct tb_nhi *nhi, int ring)

drivers/thunderbolt/tb.c

···
 {
 	struct tb_cm *tcm = tb_priv(port->sw->tb);
 	struct tb_port *upstream_port;
+	bool discovery = false;
 	struct tb_switch *sw;
 	int ret;
 
···
 	 * tunnels and know which switches were authorized already by
 	 * the boot firmware.
 	 */
-	if (!tcm->hotplug_active)
+	if (!tcm->hotplug_active) {
 		dev_set_uevent_suppress(&sw->dev, true);
+		discovery = true;
+	}
 
 	/*
 	 * At the moment Thunderbolt 2 and beyond (devices with LC) we
···
 	 * CL0s and CL1 are enabled and supported together.
 	 * Silently ignore CLx enabling in case CLx is not supported.
 	 */
-	ret = tb_switch_enable_clx(sw, TB_CL1);
-	if (ret && ret != -EOPNOTSUPP)
-		tb_sw_warn(sw, "failed to enable %s on upstream port\n",
-			   tb_switch_clx_name(TB_CL1));
+	if (discovery) {
+		tb_sw_dbg(sw, "discovery, not touching CL states\n");
+	} else {
+		ret = tb_switch_enable_clx(sw, TB_CL1);
+		if (ret && ret != -EOPNOTSUPP)
+			tb_sw_warn(sw, "failed to enable %s on upstream port\n",
+				   tb_switch_clx_name(TB_CL1));
+	}
 
 	if (tb_switch_is_clx_enabled(sw, TB_CL1))
 		/*

drivers/thunderbolt/tunnel.c

···
 	 * Perform connection manager handshake between IN and OUT ports
 	 * before capabilities exchange can take place.
 	 */
-	ret = tb_dp_cm_handshake(in, out, 1500);
+	ret = tb_dp_cm_handshake(in, out, 3000);
 	if (ret)
 		return ret;
 

drivers/tty/serial/fsl_lpuart.c

···
 static const struct lpuart_soc_data ls1028a_data = {
 	.devtype = LS1028A_LPUART,
 	.iotype = UPIO_MEM32,
-	.rx_watermark = 1,
+	.rx_watermark = 0,
 };
 
 static struct lpuart_soc_data imx7ulp_data = {

drivers/tty/serial/lantiq.c

···
 	struct ltq_uart_port *ltq_port = to_ltq_uart_port(port);
 
 	spin_lock_irqsave(&ltq_port->lock, flags);
+	__raw_writel(ASC_IRNCR_EIR, port->membase + LTQ_ASC_IRNCR);
 	/* clear any pending interrupts */
 	asc_update_bits(0, ASCWHBSTATE_CLRPE | ASCWHBSTATE_CLRFE |
 		ASCWHBSTATE_CLRROE, port->membase + LTQ_ASC_WHBSTATE);

drivers/usb/dwc3/core.c

···
 	pm_runtime_disable(&pdev->dev);
 	pm_runtime_dont_use_autosuspend(&pdev->dev);
 	pm_runtime_put_noidle(&pdev->dev);
+	/*
+	 * HACK: Clear the driver data, which is currently accessed by parent
+	 * glue drivers, before allowing the parent to suspend.
+	 */
+	platform_set_drvdata(pdev, NULL);
 	pm_runtime_set_suspended(&pdev->dev);
 
 	dwc3_free_event_buffers(dwc);

drivers/usb/dwc3/dwc3-qcom.c

···
 /* Only usable in contexts where the role can not change. */
 static bool dwc3_qcom_is_host(struct dwc3_qcom *qcom)
 {
-	struct dwc3 *dwc = platform_get_drvdata(qcom->dwc3);
+	struct dwc3 *dwc;
+
+	/*
+	 * FIXME: Fix this layering violation.
+	 */
+	dwc = platform_get_drvdata(qcom->dwc3);
+
+	/* Core driver may not have probed yet. */
+	if (!dwc)
+		return false;
 
 	return dwc->xhci;
 }

drivers/usb/dwc3/gadget.c

···
 	list_del(&req->list);
 	req->remaining = 0;
 	req->needs_extra_trb = false;
+	req->num_trbs = 0;
 
 	if (req->request.status == -EINPROGRESS)
 		req->request.status = status;

drivers/usb/gadget/udc/core.c

···
  * @vbus: for udcs who care about vbus status, this value is real vbus status;
  * for udcs who do not care about vbus status, this value is always true
  * @started: the UDC's started state. True if the UDC had started.
+ * @allow_connect: Indicates whether UDC is allowed to be pulled up.
+ * Set/cleared by gadget_(un)bind_driver() after gadget driver is bound or
+ * unbound.
+ * @connect_lock: protects udc->started, gadget->connect,
+ * gadget->allow_connect and gadget->deactivate. The routines
+ * usb_gadget_connect_locked(), usb_gadget_disconnect_locked(),
+ * usb_udc_connect_control_locked(), usb_gadget_udc_start_locked() and
+ * usb_gadget_udc_stop_locked() are called with this lock held.
  *
  * This represents the internal data structure which is used by the UDC-class
  * to hold information about udc driver and gadget together.
···
 	struct list_head		list;
 	bool				vbus;
 	bool				started;
+	bool				allow_connect;
+	struct work_struct		vbus_work;
+	struct mutex			connect_lock;
 };
 
 static struct class *udc_class;
···
 }
 EXPORT_SYMBOL_GPL(usb_gadget_vbus_disconnect);
 
-/**
- * usb_gadget_connect - software-controlled connect to USB host
- * @gadget:the peripheral being connected
- *
- * Enables the D+ (or potentially D-) pullup.  The host will start
- * enumerating this gadget when the pullup is active and a VBUS session
- * is active (the link is powered).
- *
- * Returns zero on success, else negative errno.
- */
-int usb_gadget_connect(struct usb_gadget *gadget)
+static int usb_gadget_connect_locked(struct usb_gadget *gadget)
+	__must_hold(&gadget->udc->connect_lock)
 {
 	int ret = 0;
 
···
 		goto out;
 	}
 
-	if (gadget->deactivated) {
+	if (gadget->deactivated || !gadget->udc->allow_connect || !gadget->udc->started) {
 		/*
-		 * If gadget is deactivated we only save new state.
-		 * Gadget will be connected automatically after activation.
+		 * If the gadget isn't usable (because it is deactivated,
+		 * unbound, or not yet started), we only save the new state.
+		 * The gadget will be connected automatically when it is
+		 * activated/bound/started.
 		 */
 		gadget->connected = true;
 		goto out;
···
 
 	return ret;
 }
-EXPORT_SYMBOL_GPL(usb_gadget_connect);
 
 /**
- * usb_gadget_disconnect - software-controlled disconnect from USB host
- * @gadget:the peripheral being disconnected
+ * usb_gadget_connect - software-controlled connect to USB host
+ * @gadget:the peripheral being connected
  *
- * Disables the D+ (or potentially D-) pullup, which the host may see
- * as a disconnect (when a VBUS session is active).  Not all systems
- * support software pullup controls.
- *
- * Following a successful disconnect, invoke the ->disconnect() callback
- * for the current gadget driver so that UDC drivers don't need to.
+ * Enables the D+ (or potentially D-) pullup.  The host will start
+ * enumerating this gadget when the pullup is active and a VBUS session
+ * is active (the link is powered).
  *
  * Returns zero on success, else negative errno.
  */
-int usb_gadget_disconnect(struct usb_gadget *gadget)
+int usb_gadget_connect(struct usb_gadget *gadget)
+{
+	int ret;
+
+	mutex_lock(&gadget->udc->connect_lock);
+	ret = usb_gadget_connect_locked(gadget);
+	mutex_unlock(&gadget->udc->connect_lock);
+
+	return ret;
+}
+EXPORT_SYMBOL_GPL(usb_gadget_connect);
+
+static int usb_gadget_disconnect_locked(struct usb_gadget *gadget)
+	__must_hold(&gadget->udc->connect_lock)
 {
 	int ret = 0;
 
···
 	if (!gadget->connected)
 		goto out;
 
-	if (gadget->deactivated) {
+	if (gadget->deactivated || !gadget->udc->started) {
 		/*
 		 * If gadget is deactivated we only save new state.
 		 * Gadget will stay disconnected after activation.
···
 
 	return ret;
 }
+
+/**
+ * usb_gadget_disconnect - software-controlled disconnect from USB host
+ * @gadget:the peripheral being disconnected
+ *
+ * Disables the D+ (or potentially D-) pullup, which the host may see
+ * as a disconnect (when a VBUS session is active).  Not all systems
+ * support software pullup controls.
+ *
+ * Following a successful disconnect, invoke the ->disconnect() callback
+ * for the current gadget driver so that UDC drivers don't need to.
+ *
+ * Returns zero on success, else negative errno.
+ */
+int usb_gadget_disconnect(struct usb_gadget *gadget)
+{
+	int ret;
+
+	mutex_lock(&gadget->udc->connect_lock);
+	ret = usb_gadget_disconnect_locked(gadget);
+	mutex_unlock(&gadget->udc->connect_lock);
+
+	return ret;
+}
 EXPORT_SYMBOL_GPL(usb_gadget_disconnect);
 
 /**
···
 {
 	int ret = 0;
 
+	mutex_lock(&gadget->udc->connect_lock);
 	if (gadget->deactivated)
-		goto out;
+		goto unlock;
 
 	if (gadget->connected) {
-		ret = usb_gadget_disconnect(gadget);
+		ret = usb_gadget_disconnect_locked(gadget);
 		if (ret)
-			goto out;
+			goto unlock;
 
 		/*
 		 * If gadget was being connected before deactivation, we want
···
 	}
 	gadget->deactivated = true;
 
-out:
+unlock:
+	mutex_unlock(&gadget->udc->connect_lock);
 	trace_usb_gadget_deactivate(gadget, ret);
 
 	return ret;
···
 {
 	int ret = 0;
 
+	mutex_lock(&gadget->udc->connect_lock);
 	if (!gadget->deactivated)
-		goto out;
+		goto unlock;
 
 	gadget->deactivated = false;
 
···
 	 * while it was being deactivated, we call usb_gadget_connect().
 	 */
 	if (gadget->connected)
-		ret = usb_gadget_connect(gadget);
+		ret = usb_gadget_connect_locked(gadget);
+	mutex_unlock(&gadget->udc->connect_lock);
 
-out:
+unlock:
+	mutex_unlock(&gadget->udc->connect_lock);
 	trace_usb_gadget_activate(gadget, ret);
 
 	return ret;
···
 
 /* ------------------------------------------------------------------------- */
 
-static void usb_udc_connect_control(struct usb_udc *udc)
+/* Acquire connect_lock before calling this function. */
+static void usb_udc_connect_control_locked(struct usb_udc *udc) __must_hold(&udc->connect_lock)
 {
 	if (udc->vbus)
-		usb_gadget_connect(udc->gadget);
+		usb_gadget_connect_locked(udc->gadget);
 	else
-		usb_gadget_disconnect(udc->gadget);
+		usb_gadget_disconnect_locked(udc->gadget);
+}
+
+static void vbus_event_work(struct work_struct *work)
+{
+	struct usb_udc *udc = container_of(work, struct usb_udc, vbus_work);
+
+	mutex_lock(&udc->connect_lock);
+	usb_udc_connect_control_locked(udc);
+	mutex_unlock(&udc->connect_lock);
 }
 
 /**
···
  *
  * The udc driver calls it when it wants to connect or disconnect gadget
  * according to vbus status.
+ *
+ * This function can be invoked from interrupt context by irq handlers of
+ * the gadget drivers, however, usb_udc_connect_control() has to run in
+ * non-atomic context due to the following:
+ * a. Some of the gadget driver implementations expect the ->pullup
+ * callback to be invoked in non-atomic context.
+ * b. usb_gadget_disconnect() acquires udc_lock which is a mutex.
+ * Hence offload invocation of usb_udc_connect_control() to workqueue.
  */
 void usb_udc_vbus_handler(struct usb_gadget *gadget, bool status)
 {
···
 
 	if (udc) {
 		udc->vbus = status;
-		usb_udc_connect_control(udc);
+		schedule_work(&udc->vbus_work);
 	}
 }
 EXPORT_SYMBOL_GPL(usb_udc_vbus_handler);
···
 EXPORT_SYMBOL_GPL(usb_gadget_udc_reset);
 
 /**
- * usb_gadget_udc_start - tells usb device controller to start up
+ * usb_gadget_udc_start_locked - tells usb device controller to start up
  * @udc: The UDC to be started
  *
  * This call is issued by the UDC Class driver when it's about
···
  * necessary to have it powered on.
  *
  * Returns zero on success, else negative errno.
+ *
+ * Caller should acquire connect_lock before invoking this function.
  */
-static inline int usb_gadget_udc_start(struct usb_udc *udc)
+static inline int usb_gadget_udc_start_locked(struct usb_udc *udc)
+	__must_hold(&udc->connect_lock)
 {
 	int ret;
 
···
 }
 
 /**
- * usb_gadget_udc_stop - tells usb device controller we don't need it anymore
+ * usb_gadget_udc_stop_locked - tells usb device controller we don't need it anymore
  * @udc: The UDC to be stopped
  *
  * This call is issued by the UDC Class driver after calling
···
  * The details are implementation specific, but it can go as
  * far as powering off UDC completely and disable its data
  * line pullups.
+ *
+ * Caller should acquire connect lock before invoking this function.
  */
-static inline void usb_gadget_udc_stop(struct usb_udc *udc)
+static inline void usb_gadget_udc_stop_locked(struct usb_udc *udc)
+	__must_hold(&udc->connect_lock)
 {
 	if (!udc->started) {
 		dev_err(&udc->dev, "UDC had already stopped\n");
···
 
 	udc->gadget = gadget;
 	gadget->udc = udc;
+	mutex_init(&udc->connect_lock);
 
 	udc->started = false;
 
 	mutex_lock(&udc_lock);
 	list_add_tail(&udc->list, &udc_list);
 	mutex_unlock(&udc_lock);
+	INIT_WORK(&udc->vbus_work, vbus_event_work);
 
 	ret = device_add(&udc->dev);
 	if (ret)
···
 	flush_work(&gadget->work);
 	device_del(&gadget->dev);
 	ida_free(&gadget_id_numbers, gadget->id_number);
+	cancel_work_sync(&udc->vbus_work);
 	device_unregister(&udc->dev);
 }
 EXPORT_SYMBOL_GPL(usb_del_gadget);
···
 	if (ret)
 		goto err_bind;
 
-	ret = usb_gadget_udc_start(udc);
-	if (ret)
+	mutex_lock(&udc->connect_lock);
+	ret = usb_gadget_udc_start_locked(udc);
+	if (ret) {
+		mutex_unlock(&udc->connect_lock);
 		goto err_start;
+	}
 	usb_gadget_enable_async_callbacks(udc);
-	usb_udc_connect_control(udc);
+	udc->allow_connect = true;
+	usb_udc_connect_control_locked(udc);
+	mutex_unlock(&udc->connect_lock);
 
 	kobject_uevent(&udc->dev.kobj, KOBJ_CHANGE);
 	return 0;
···
 
 	kobject_uevent(&udc->dev.kobj, KOBJ_CHANGE);
 
-	usb_gadget_disconnect(gadget);
+	udc->allow_connect = false;
+	cancel_work_sync(&udc->vbus_work);
+	mutex_lock(&udc->connect_lock);
+	usb_gadget_disconnect_locked(gadget);
 	usb_gadget_disable_async_callbacks(udc);
 	if (gadget->irq)
 		synchronize_irq(gadget->irq);
 	udc->driver->unbind(gadget);
-	usb_gadget_udc_stop(udc);
+	usb_gadget_udc_stop_locked(udc);
+	mutex_unlock(&udc->connect_lock);
 
 	mutex_lock(&udc_lock);
 	driver->is_bound = false;
···
 	}
 
 	if (sysfs_streq(buf, "connect")) {
-		usb_gadget_udc_start(udc);
-		usb_gadget_connect(udc->gadget);
+		mutex_lock(&udc->connect_lock);
+		usb_gadget_udc_start_locked(udc);
+		usb_gadget_connect_locked(udc->gadget);
+		mutex_unlock(&udc->connect_lock);
 	} else if (sysfs_streq(buf, "disconnect")) {
-		usb_gadget_disconnect(udc->gadget);
-		usb_gadget_udc_stop(udc);
+		mutex_lock(&udc->connect_lock);
+		usb_gadget_disconnect_locked(udc->gadget);
+		usb_gadget_udc_stop_locked(udc);
+		mutex_unlock(&udc->connect_lock);
 	} else {
 		dev_err(dev, "unsupported command '%s'\n", buf);
 		ret = -EINVAL;

drivers/usb/gadget/udc/renesas_usb3.c

···
 		struct rzv2m_usb3drd *ddata = dev_get_drvdata(pdev->dev.parent);
 
 		usb3->drd_reg = ddata->reg;
-		ret = devm_request_irq(ddata->dev, ddata->drd_irq,
+		ret = devm_request_irq(&pdev->dev, ddata->drd_irq,
 				       renesas_usb3_otg_irq, 0,
-				       dev_name(ddata->dev), usb3);
+				       dev_name(&pdev->dev), usb3);
 		if (ret < 0)
 			return ret;
 	}

drivers/usb/serial/option.c

···
 #define QUECTEL_VENDOR_ID			0x2c7c
 /* These Quectel products use Quectel's vendor ID */
 #define QUECTEL_PRODUCT_EC21			0x0121
+#define QUECTEL_PRODUCT_EM061K_LTA		0x0123
+#define QUECTEL_PRODUCT_EM061K_LMS		0x0124
 #define QUECTEL_PRODUCT_EC25			0x0125
 #define QUECTEL_PRODUCT_EG91			0x0191
 #define QUECTEL_PRODUCT_EG95			0x0195
···
 #define QUECTEL_PRODUCT_RM520N			0x0801
 #define QUECTEL_PRODUCT_EC200U			0x0901
 #define QUECTEL_PRODUCT_EC200S_CN		0x6002
+#define QUECTEL_PRODUCT_EM061K_LWW		0x6008
+#define QUECTEL_PRODUCT_EM061K_LCN		0x6009
 #define QUECTEL_PRODUCT_EC200T			0x6026
 #define QUECTEL_PRODUCT_RM500K			0x7001
 
···
 	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K, 0xff, 0x00, 0x40) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K, 0xff, 0xff, 0x30) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K, 0xff, 0xff, 0x40) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LCN, 0xff, 0xff, 0x30) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LCN, 0xff, 0x00, 0x40) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LCN, 0xff, 0xff, 0x40) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LMS, 0xff, 0xff, 0x30) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LMS, 0xff, 0x00, 0x40) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LMS, 0xff, 0xff, 0x40) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LTA, 0xff, 0xff, 0x30) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LTA, 0xff, 0x00, 0x40) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LTA, 0xff, 0xff, 0x40) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LWW, 0xff, 0xff, 0x30) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LWW, 0xff, 0x00, 0x40) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LWW, 0xff, 0xff, 0x40) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM12, 0xff, 0xff, 0xff),
 	  .driver_info = RSVD(1) | RSVD(2) | RSVD(3) | RSVD(4) | NUMEP2 },
 	{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM12, 0xff, 0, 0) },

drivers/usb/typec/pd.c

···
 static ssize_t
 fast_role_swap_current_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	return sysfs_emit(buf, "%u\n", to_pdo(dev)->pdo >> PDO_FIXED_FRS_CURR_SHIFT) & 3;
+	return sysfs_emit(buf, "%u\n", (to_pdo(dev)->pdo >> PDO_FIXED_FRS_CURR_SHIFT) & 3);
 }
 static DEVICE_ATTR_RO(fast_role_swap_current);
 

drivers/usb/typec/ucsi/ucsi.c

···
 	if (ret)
 		return ret;
 
-	if (cci & UCSI_CCI_BUSY) {
-		ucsi->ops->async_write(ucsi, UCSI_CANCEL, NULL, 0);
-		return -EBUSY;
-	}
+	if (cmd != UCSI_CANCEL && cci & UCSI_CCI_BUSY)
+		return ucsi_exec_command(ucsi, UCSI_CANCEL);
 
 	if (!(cci & UCSI_CCI_COMMAND_COMPLETE))
 		return -EIO;
···
 		if (cmd == UCSI_GET_ERROR_STATUS)
 			return -EIO;
 		return ucsi_read_error(ucsi);
+	}
+
+	if (cmd == UCSI_CANCEL && cci & UCSI_CCI_CANCEL_COMPLETE) {
+		ret = ucsi_acknowledge_command(ucsi);
+		return ret ? ret : -EBUSY;
 	}
 
 	return UCSI_CCI_LENGTH(cci);

drivers/vdpa/mlx5/net/mlx5_vnet.c

···
 	mlx5_vdpa_remove_debugfs(ndev->debugfs);
 	ndev->debugfs = NULL;
 	unregister_link_notifier(ndev);
+	_vdpa_unregister_device(dev);
 	wq = mvdev->wq;
 	mvdev->wq = NULL;
 	destroy_workqueue(wq);
-	_vdpa_unregister_device(dev);
 	mgtdev->ndev = NULL;
 }
 

drivers/vdpa/vdpa_user/vduse_dev.c

···
 	if (config->vq_num > 0xffff)
 		return false;
 
+	if (!config->name[0])
+		return false;
+
 	if (!device_is_allowed(config->device_id))
 		return false;
 

drivers/vhost/net.c

···
 
 		err = sock->ops->sendmsg(sock, &msg, len);
 		if (unlikely(err < 0)) {
+			bool retry = err == -EAGAIN || err == -ENOMEM || err == -ENOBUFS;
+
 			if (zcopy_used) {
 				if (vq->heads[ubuf->desc].len == VHOST_DMA_IN_PROGRESS)
 					vhost_net_ubuf_put(ubufs);
-				nvq->upend_idx = ((unsigned)nvq->upend_idx - 1)
-					% UIO_MAXIOV;
+				if (retry)
+					nvq->upend_idx = ((unsigned)nvq->upend_idx - 1)
+						% UIO_MAXIOV;
+				else
+					vq->heads[ubuf->desc].len = VHOST_DMA_DONE_LEN;
 			}
-			if (err == -EAGAIN || err == -ENOMEM || err == -ENOBUFS) {
+			if (retry) {
 				vhost_discard_vq_desc(vq, 1);
 				vhost_net_enable_vq(net, vq);
 				break;

drivers/vhost/vdpa.c

···
 {
 	struct vdpa_device *vdpa = v->vdpa;
 	const struct vdpa_config_ops *ops = vdpa->config;
+	struct vhost_dev *d = &v->vdev;
+	u64 actual_features;
 	u64 features;
+	int i;
 
 	/*
 	 * It's not allowed to change the features after they have
···
 
 	if (vdpa_set_features(vdpa, features))
 		return -EINVAL;
+
+	/* let the vqs know what has been configured */
+	actual_features = ops->get_driver_features(vdpa);
+	for (i = 0; i < d->nvqs; ++i) {
+		struct vhost_virtqueue *vq = d->vqs[i];
+
+		mutex_lock(&vq->mutex);
+		vq->acked_features = actual_features;
+		mutex_unlock(&vq->mutex);
+	}
 
 	return 0;
 }
···
 		if (r)
 			return r;
 
-		vq->last_avail_idx = vq_state.split.avail_index;
+		if (vhost_has_feature(vq, VIRTIO_F_RING_PACKED)) {
+			vq->last_avail_idx = vq_state.packed.last_avail_idx |
+					     (vq_state.packed.last_avail_counter << 15);
+			vq->last_used_idx = vq_state.packed.last_used_idx |
+					    (vq_state.packed.last_used_counter << 15);
+		} else {
+			vq->last_avail_idx = vq_state.split.avail_index;
+		}
 		break;
 	}
 
···
 		break;
 
 	case VHOST_SET_VRING_BASE:
-		vq_state.split.avail_index = vq->last_avail_idx;
-		if (ops->set_vq_state(vdpa, idx, &vq_state))
-			r = -EINVAL;
+		if (vhost_has_feature(vq, VIRTIO_F_RING_PACKED)) {
+			vq_state.packed.last_avail_idx = vq->last_avail_idx & 0x7fff;
+			vq_state.packed.last_avail_counter = !!(vq->last_avail_idx & 0x8000);
+			vq_state.packed.last_used_idx = vq->last_used_idx & 0x7fff;
+			vq_state.packed.last_used_counter = !!(vq->last_used_idx & 0x8000);
+		} else {
+			vq_state.split.avail_index = vq->last_avail_idx;
+		}
+		r = ops->set_vq_state(vdpa, idx, &vq_state);
 		break;
 
 	case VHOST_SET_VRING_CALL:

drivers/vhost/vhost.c

···
 {
 	struct vhost_flush_struct flush;
 
-	if (dev->worker) {
+	if (dev->worker.vtsk) {
 		init_completion(&flush.wait_event);
 		vhost_work_init(&flush.work, vhost_flush_work);
 
···
 
 void vhost_work_queue(struct vhost_dev *dev, struct vhost_work *work)
 {
-	if (!dev->worker)
+	if (!dev->worker.vtsk)
 		return;
 
 	if (!test_and_set_bit(VHOST_WORK_QUEUED, &work->flags)) {
···
 		 * sure it was not in the list.
 		 * test_and_set_bit() implies a memory barrier.
 		 */
-		llist_add(&work->node, &dev->worker->work_list);
-		vhost_task_wake(dev->worker->vtsk);
+		llist_add(&work->node, &dev->worker.work_list);
+		vhost_task_wake(dev->worker.vtsk);
 	}
 }
 EXPORT_SYMBOL_GPL(vhost_work_queue);
···
 /* A lockless hint for busy polling code to exit the loop */
 bool vhost_has_work(struct vhost_dev *dev)
 {
-	return dev->worker && !llist_empty(&dev->worker->work_list);
+	return !llist_empty(&dev->worker.work_list);
 }
 EXPORT_SYMBOL_GPL(vhost_has_work);
 
···
 
 	node = llist_del_all(&worker->work_list);
 	if (node) {
+		__set_current_state(TASK_RUNNING);
+
 		node = llist_reverse_order(node);
 		/* make sure flag is seen after deletion */
 		smp_wmb();
···
 	dev->umem = NULL;
 	dev->iotlb = NULL;
 	dev->mm = NULL;
-	dev->worker = NULL;
+	memset(&dev->worker, 0, sizeof(dev->worker));
+	init_llist_head(&dev->worker.work_list);
 	dev->iov_limit = iov_limit;
 	dev->weight = weight;
 	dev->byte_weight = byte_weight;
···
 
 static void vhost_worker_free(struct vhost_dev *dev)
 {
-	struct vhost_worker *worker = dev->worker;
-
-	if (!worker)
+	if (!dev->worker.vtsk)
 		return;
 
-	dev->worker = NULL;
-	WARN_ON(!llist_empty(&worker->work_list));
-	vhost_task_stop(worker->vtsk);
-	kfree(worker);
+	WARN_ON(!llist_empty(&dev->worker.work_list));
+	vhost_task_stop(dev->worker.vtsk);
+	dev->worker.kcov_handle = 0;
+	dev->worker.vtsk = NULL;
 }
 
 static int vhost_worker_create(struct vhost_dev *dev)
 {
-	struct vhost_worker *worker;
 	struct vhost_task *vtsk;
 	char name[TASK_COMM_LEN];
-	int ret;
 
-	worker = kzalloc(sizeof(*worker), GFP_KERNEL_ACCOUNT);
-	if (!worker)
-		return -ENOMEM;
-
-	dev->worker = worker;
-	worker->kcov_handle = kcov_common_handle();
-	init_llist_head(&worker->work_list);
 	snprintf(name, sizeof(name), "vhost-%d", current->pid);
 
-	vtsk = vhost_task_create(vhost_worker, worker, name);
-	if (!vtsk) {
-		ret = -ENOMEM;
-		goto free_worker;
-	}
+	vtsk = vhost_task_create(vhost_worker, &dev->worker, name);
+	if (!vtsk)
+		return -ENOMEM;
 
-	worker->vtsk = vtsk;
+	dev->worker.kcov_handle = kcov_common_handle();
+	dev->worker.vtsk = vtsk;
 	vhost_task_start(vtsk);
 	return 0;
-
-free_worker:
-	kfree(worker);
-	dev->worker = NULL;
-	return ret;
 }
 
 /* Caller should have device mutex */
···
 			r = -EFAULT;
 			break;
 		}
-		if (s.num > 0xffff) {
-			r = -EINVAL;
-			break;
+		if (vhost_has_feature(vq, VIRTIO_F_RING_PACKED)) {
+			vq->last_avail_idx = s.num & 0xffff;
+			vq->last_used_idx = (s.num >> 16) & 0xffff;
+		} else {
+			if (s.num > 0xffff) {
+				r = -EINVAL;
+				break;
+			}
+			vq->last_avail_idx = s.num;
 		}
-		vq->last_avail_idx = s.num;
 		/* Forget the cached index value. */
 		vq->avail_idx = vq->last_avail_idx;
 		break;
 	case VHOST_GET_VRING_BASE:
 		s.index = idx;
-		s.num = vq->last_avail_idx;
+		if (vhost_has_feature(vq, VIRTIO_F_RING_PACKED))
+			s.num = (u32)vq->last_avail_idx | ((u32)vq->last_used_idx << 16);
+		else
+			s.num = vq->last_avail_idx;
 		if (copy_to_user(argp, &s, sizeof s))
 			r = -EFAULT;
 		break;
···
 /* Create a new message. */
 struct vhost_msg_node *vhost_new_msg(struct vhost_virtqueue *vq, int type)
 {
-	struct vhost_msg_node *node = kmalloc(sizeof *node, GFP_KERNEL);
+	/* Make sure all padding within the structure is initialized. */
+	struct vhost_msg_node *node = kzalloc(sizeof(*node), GFP_KERNEL);
 	if (!node)
 		return NULL;
 
-	/* Make sure all padding within the structure is initialized. */
-	memset(&node->msg, 0, sizeof node->msg);
 	node->vq = vq;
 	node->msg.type = type;
 	return node;

drivers/vhost/vhost.h

···
 	/* The routine to call when the Guest pings us, or timeout. */
 	vhost_work_fn_t handle_kick;
 
-	/* Last available index we saw. */
+	/* Last available index we saw.
+	 * Values are limited to 0x7fff, and the high bit is used as
+	 * a wrap counter when using VIRTIO_F_RING_PACKED. */
 	u16 last_avail_idx;
 
 	/* Caches available index value from user. */
 	u16 avail_idx;
 
-	/* Last index we used. */
+	/* Last index we used.
+	 * Values are limited to 0x7fff, and the high bit is used as
+	 * a wrap counter when using VIRTIO_F_RING_PACKED. */
 	u16 last_used_idx;
 
 	/* Used flags */
···
 	struct vhost_virtqueue **vqs;
 	int nvqs;
 	struct eventfd_ctx *log_ctx;
-	struct vhost_worker *worker;
+	struct vhost_worker worker;
 	struct vhost_iotlb *umem;
 	struct vhost_iotlb *iotlb;
 	spinlock_t iotlb_lock;

fs/afs/dir.c

···
 	op->dentry	= dentry;
 	op->create.mode	= S_IFDIR | mode;
 	op->create.reason = afs_edit_dir_for_mkdir;
+	op->mtime	= current_time(dir);
 	op->ops		= &afs_mkdir_operation;
 	return afs_do_sync_operation(op);
 }
···
 	op->dentry	= dentry;
 	op->create.mode	= S_IFREG | mode;
 	op->create.reason = afs_edit_dir_for_create;
+	op->mtime	= current_time(dir);
 	op->ops		= &afs_create_operation;
 	return afs_do_sync_operation(op);
 
···
 	op->ops			= &afs_symlink_operation;
 	op->create.reason	= afs_edit_dir_for_symlink;
 	op->create.symlink	= content;
+	op->mtime		= current_time(dir);
 	return afs_do_sync_operation(op);
 
 error:

fs/afs/vl_probe.c

···
 		}
 	}
 
-	if (rxrpc_kernel_get_srtt(call->net->socket, call->rxcall, &rtt_us) &&
-	    rtt_us < server->probe.rtt) {
+	rxrpc_kernel_get_srtt(call->net->socket, call->rxcall, &rtt_us);
+	if (rtt_us < server->probe.rtt) {
 		server->probe.rtt = rtt_us;
 		server->rtt = rtt_us;
 		alist->preferred = index;

fs/btrfs/disk-io.c

···
 				      int mirror_num)
 {
 	struct btrfs_fs_info *fs_info = eb->fs_info;
-	u64 start = eb->start;
 	int i, num_pages = num_extent_pages(eb);
 	int ret = 0;
 
···
 
 	for (i = 0; i < num_pages; i++) {
 		struct page *p = eb->pages[i];
+		u64 start = max_t(u64, eb->start, page_offset(p));
+		u64 end = min_t(u64, eb->start + eb->len, page_offset(p) + PAGE_SIZE);
+		u32 len = end - start;
 
-		ret = btrfs_repair_io_failure(fs_info, 0, start, PAGE_SIZE,
-				start, p, start - page_offset(p), mirror_num);
+		ret = btrfs_repair_io_failure(fs_info, 0, start, len,
+				start, p, offset_in_page(start), mirror_num);
 		if (ret)
 			break;
-		start += PAGE_SIZE;
 	}
 
 	return ret;
···
 {
 	struct btrfs_fs_info *fs_info = root->fs_info;
 	struct rb_node *tmp;
+	int ret = 0;
 
 	write_lock(&fs_info->global_root_lock);
 	tmp = rb_find_add(&root->rb_node, &fs_info->global_root_tree, global_root_cmp);
 	write_unlock(&fs_info->global_root_lock);
-	ASSERT(!tmp);
 
-	return tmp ? -EEXIST : 0;
+	if (tmp) {
+		ret = -EEXIST;
+		btrfs_warn(fs_info, "global root %llu %llu already exists",
+				root->root_key.objectid, root->root_key.offset);
+	}
+	return ret;
 }
 
 void btrfs_global_root_delete(struct btrfs_root *root)
···
 			/* We can't trust the free space cache either */
 			btrfs_set_opt(fs_info->mount_opt, CLEAR_CACHE);
 
+			btrfs_warn(fs_info, "try to load backup roots slot %d", i);
 			ret = read_backup_root(fs_info, i);
 			backup_index = ret;
 			if (ret < 0)

fs/btrfs/inode.c

···
 
 	ret = btrfs_cross_ref_exist(root, btrfs_ino(inode),
 				    key->offset - args->extent_offset,
-				    args->disk_bytenr, false, path);
+				    args->disk_bytenr, args->strict, path);
 	WARN_ON_ONCE(ret > 0 && is_freespace_inode);
 	if (ret != 0)
 		goto out;
···
 static int btrfs_get_blocks_direct_write(struct extent_map **map,
 					 struct inode *inode,
 					 struct btrfs_dio_data *dio_data,
-					 u64 start, u64 len,
+					 u64 start, u64 *lenp,
 					 unsigned int iomap_flags)
 {
 	const bool nowait = (iomap_flags & IOMAP_NOWAIT);
···
 	struct btrfs_block_group *bg;
 	bool can_nocow = false;
 	bool space_reserved = false;
+	u64 len = *lenp;
 	u64 prev_len;
 	int ret = 0;
 
···
 		free_extent_map(em);
 		*map = NULL;
 
-		if (nowait)
-			return -EAGAIN;
+		if (nowait) {
+			ret = -EAGAIN;
+			goto out;
+		}
 
 		/*
 		 * If we could not allocate data space before locking the file
 		 * range and we can't do a NOCOW write, then we have to fail.
 		 */
-		if (!dio_data->data_space_reserved)
-			return -ENOSPC;
+		if (!dio_data->data_space_reserved) {
+			ret = -ENOSPC;
+			goto out;
+		}
 
 		/*
 		 * We have to COW and we have already reserved data space before,
···
 		btrfs_delalloc_release_extents(BTRFS_I(inode), len);
 		btrfs_delalloc_release_metadata(BTRFS_I(inode), len, true);
 	}
+	*lenp = len;
 	return ret;
 }
 
···
 
 	if (write) {
 		ret = btrfs_get_blocks_direct_write(&em, inode, dio_data,
-						    start, len, flags);
+						    start, &len, flags);
 		if (ret < 0)
 			goto unlock_err;
 		unlock_extents = true;

fs/btrfs/scrub.c

···
 	 * The errors hit during the initial read of the stripe.
 	 *
 	 * Would be utilized for error reporting and repair.
+	 *
+	 * The remaining init_nr_* records the number of errors hit, only used
+	 * by error reporting.
 	 */
 	unsigned long init_error_bitmap;
+	unsigned int init_nr_io_errors;
+	unsigned int init_nr_csum_errors;
+	unsigned int init_nr_meta_errors;
 
 	/*
 	 * The following error bitmaps are all for the current status.
···
 	sctx->stat.data_bytes_scrubbed += nr_data_sectors << fs_info->sectorsize_bits;
 	sctx->stat.tree_bytes_scrubbed += nr_meta_sectors << fs_info->sectorsize_bits;
 	sctx->stat.no_csum += nr_nodatacsum_sectors;
-	sctx->stat.read_errors +=
-		bitmap_weight(&stripe->io_error_bitmap, stripe->nr_sectors);
-	sctx->stat.csum_errors +=
-		bitmap_weight(&stripe->csum_error_bitmap, stripe->nr_sectors);
-	sctx->stat.verify_errors +=
-		bitmap_weight(&stripe->meta_error_bitmap, stripe->nr_sectors);
+	sctx->stat.read_errors += stripe->init_nr_io_errors;
+	sctx->stat.csum_errors += stripe->init_nr_csum_errors;
+	sctx->stat.verify_errors += stripe->init_nr_meta_errors;
 	sctx->stat.uncorrectable_errors +=
 		bitmap_weight(&stripe->error_bitmap, stripe->nr_sectors);
 	sctx->stat.corrected_errors += nr_repaired_sectors;
···
 	scrub_verify_one_stripe(stripe, stripe->extent_sector_bitmap);
 	/* Save the initial failed bitmap for later repair and report usage. */
 	stripe->init_error_bitmap = stripe->error_bitmap;
+	stripe->init_nr_io_errors = bitmap_weight(&stripe->io_error_bitmap,
+						  stripe->nr_sectors);
+	stripe->init_nr_csum_errors = bitmap_weight(&stripe->csum_error_bitmap,
+						    stripe->nr_sectors);
+	stripe->init_nr_meta_errors = bitmap_weight(&stripe->meta_error_bitmap,
+						    stripe->nr_sectors);
 
 	if (bitmap_empty(&stripe->init_error_bitmap, stripe->nr_sectors))
 		goto out;
···
 {
 	stripe->extent_sector_bitmap = 0;
 	stripe->init_error_bitmap = 0;
+	stripe->init_nr_io_errors = 0;
+	stripe->init_nr_csum_errors = 0;
+	stripe->init_nr_meta_errors = 0;
 	stripe->error_bitmap = 0;
 	stripe->io_error_bitmap = 0;
 	stripe->csum_error_bitmap = 0;
···
 				break;
 			}
 		}
-	} else {
+	} else if (!sctx->readonly) {
 		for (int i = 0; i < nr_stripes; i++) {
 			unsigned long repaired;
 
···
 	}
 out:
 	ret2 = flush_scrub_stripes(sctx);
-	if (!ret2)
+	if (!ret)
 		ret = ret2;
 	if (sctx->raid56_data_stripes) {
 		for (int i = 0; i < nr_data_stripes(map); i++)

fs/btrfs/super.c

···
 		btrfs_clear_sb_rdonly(sb);
 
 		set_bit(BTRFS_FS_OPEN, &fs_info->flags);
+
+		/*
+		 * If we've gone from readonly -> read/write, we need to get
+		 * our sync/async discard lists in the right state.
+		 */
+		btrfs_discard_resume(fs_info);
 	}
 out:
 	/*

fs/ceph/caps.c

···
 	struct inode *inode = &ci->netfs.inode;
 	struct ceph_mds_client *mdsc = ceph_inode_to_client(inode)->mdsc;
 	struct ceph_mds_session *session = NULL;
+	bool need_put = false;
 	int mds;
 
 	dout("ceph_flush_snaps %p\n", inode);
···
 		ceph_put_mds_session(session);
 	/* we flushed them all; remove this inode from the queue */
 	spin_lock(&mdsc->snap_flush_lock);
+	if (!list_empty(&ci->i_snap_flush_item))
+		need_put = true;
 	list_del_init(&ci->i_snap_flush_item);
 	spin_unlock(&mdsc->snap_flush_lock);
+
+	if (need_put)
+		iput(inode);
 }
 
 /*

fs/ceph/snap.c

···
 	     capsnap->size);
 
 	spin_lock(&mdsc->snap_flush_lock);
-	if (list_empty(&ci->i_snap_flush_item))
+	if (list_empty(&ci->i_snap_flush_item)) {
+		ihold(inode);
 		list_add_tail(&ci->i_snap_flush_item, &mdsc->snap_flush_list);
+	}
 	spin_unlock(&mdsc->snap_flush_lock);
 	return 1;  /* caller may want to ceph_flush_snaps */
 }

fs/eventpoll.c

···
 {
 	int ret = default_wake_function(wq_entry, mode, sync, key);
 
-	list_del_init(&wq_entry->entry);
+	/*
+	 * Pairs with list_empty_careful in ep_poll, and ensures future loop
+	 * iterations see the cause of this wakeup.
+	 */
+	list_del_init_careful(&wq_entry->entry);
 	return ret;
 }
 

fs/ext4/balloc.c

···
 struct ext4_group_info *ext4_get_group_info(struct super_block *sb,
 					    ext4_group_t group)
 {
-	 struct ext4_group_info **grp_info;
-	 long indexv, indexh;
+	struct ext4_group_info **grp_info;
+	long indexv, indexh;
 
-	 if (unlikely(group >= EXT4_SB(sb)->s_groups_count)) {
-		 ext4_error(sb, "invalid group %u", group);
-		 return NULL;
-	 }
-	 indexv = group >> (EXT4_DESC_PER_BLOCK_BITS(sb));
-	 indexh = group & ((EXT4_DESC_PER_BLOCK(sb)) - 1);
-	 grp_info = sbi_array_rcu_deref(EXT4_SB(sb), s_group_info, indexv);
-	 return grp_info[indexh];
+	if (unlikely(group >= EXT4_SB(sb)->s_groups_count))
+		return NULL;
+	indexv = group >> (EXT4_DESC_PER_BLOCK_BITS(sb));
+	indexh = group & ((EXT4_DESC_PER_BLOCK(sb)) - 1);
+	grp_info = sbi_array_rcu_deref(EXT4_SB(sb), s_group_info, indexv);
+	return grp_info[indexh];
 }
 
 /*
···
 	if (!ext4_bg_has_super(sb, group))
 		return 0;
 
-	return EXT4_SB(sb)->s_gdb_count;
+	if (ext4_has_feature_meta_bg(sb))
+		return le32_to_cpu(EXT4_SB(sb)->s_es->s_first_meta_bg);
+	else
+		return EXT4_SB(sb)->s_gdb_count;
 }
 
 /**

fs/ext4/super.c

···
 	struct ext4_mount_options old_opts;
 	ext4_group_t g;
 	int err = 0;
-	int enable_rw = 0;
 #ifdef CONFIG_QUOTA
 	int enable_quota = 0;
 	int i, j;
···
 			if (err)
 				goto restore_opts;
 
-			enable_rw = 1;
+			sb->s_flags &= ~SB_RDONLY;
 			if (ext4_has_feature_mmp(sb)) {
 				err = ext4_multi_mount_protect(sb,
 						le64_to_cpu(es->s_mmp_block));
···
 #endif
 	if (!test_opt(sb, BLOCK_VALIDITY) && sbi->s_system_blks)
 		ext4_release_system_zone(sb);
-
-	if (enable_rw)
-		sb->s_flags &= ~SB_RDONLY;
 
 	/*
 	 * Reinitialize lazy itable initialization thread based on

fs/ext4/xattr.c

···
 			else {
 				u32 ref;
 
+#ifdef EXT4_XATTR_DEBUG
 				WARN_ON_ONCE(dquot_initialize_needed(inode));
-
+#endif
 				/* The old block is released after updating
 				   the inode. */
 				error = dquot_alloc_block(inode,
···
 			/* We need to allocate a new block */
 			ext4_fsblk_t goal, block;
 
+#ifdef EXT4_XATTR_DEBUG
 			WARN_ON_ONCE(dquot_initialize_needed(inode));
-
+#endif
 			goal = ext4_group_first_block_no(sb,
 						EXT4_I(inode)->i_block_group);
 			block = ext4_new_meta_blocks(handle, inode, goal, 0,

fs/gfs2/file.c

···
 	if (!user_backed_iter(i))
 		return false;
 
+	/*
+	 * Try to fault in multiple pages initially.  When that doesn't result
+	 * in any progress, fall back to a single page.
+	 */
 	size = PAGE_SIZE;
 	offs = offset_in_page(iocb->ki_pos);
-	if (*prev_count != count || !*window_size) {
+	if (*prev_count != count) {
 		size_t nr_dirtied;
 
 		nr_dirtied = max(current->nr_dirtied_pause -
···
 	struct gfs2_inode *ip = GFS2_I(inode);
 	size_t prev_count = 0, window_size = 0;
 	size_t written = 0;
+	bool enough_retries;
 	ssize_t ret;
 
 	/*
···
 	if (ret > 0)
 		written = ret;
 
+	enough_retries = prev_count == iov_iter_count(from) &&
+			 window_size <= PAGE_SIZE;
 	if (should_fault_in_pages(from, iocb, &prev_count, &window_size)) {
 		gfs2_glock_dq(gh);
 		window_size -= fault_in_iov_iter_readable(from, window_size);
-		if (window_size)
-			goto retry;
+		if (window_size) {
+			if (!enough_retries)
+				goto retry;
+			/* fall back to buffered I/O */
+			ret = 0;
+		}
 	}
 out_unlock:
 	if (gfs2_holder_queued(gh))

fs/nilfs2/btnode.c

···
 	if (nbh == NULL) {	/* blocksize == pagesize */
 		xa_erase_irq(&btnc->i_pages, newkey);
 		unlock_page(ctxt->bh->b_page);
-	} else
-		brelse(nbh);
+	} else {
+		/*
+		 * When canceling a buffer that a prepare operation has
+		 * allocated to copy a node block to another location, use
+		 * nilfs_btnode_delete() to initialize and release the buffer
+		 * so that the buffer flags will not be in an inconsistent
+		 * state when it is reallocated.
+		 */
+		nilfs_btnode_delete(nbh);
+	}
 }

fs/nilfs2/sufile.c

···
 			goto out_header;
 
 		sui->ncleansegs -= nsegs - newnsegs;
+
+		/*
+		 * If the sufile is successfully truncated, immediately adjust
+		 * the segment allocation space while locking the semaphore
+		 * "mi_sem" so that nilfs_sufile_alloc() never allocates
+		 * segments in the truncated space.
+		 */
+		sui->allocmax = newnsegs - 1;
+		sui->allocmin = 0;
 	}
 
 	kaddr = kmap_atomic(header_bh->b_page);

fs/nilfs2/the_nilfs.c

···
 				  100));
 }
 
+/**
+ * nilfs_max_segment_count - calculate the maximum number of segments
+ * @nilfs: nilfs object
+ */
+static u64 nilfs_max_segment_count(struct the_nilfs *nilfs)
+{
+	u64 max_count = U64_MAX;
+
+	do_div(max_count, nilfs->ns_blocks_per_segment);
+	return min_t(u64, max_count, ULONG_MAX);
+}
+
 void nilfs_set_nsegments(struct the_nilfs *nilfs, unsigned long nsegs)
 {
 	nilfs->ns_nsegments = nsegs;
···
 static int nilfs_store_disk_layout(struct the_nilfs *nilfs,
 				   struct nilfs_super_block *sbp)
 {
+	u64 nsegments, nblocks;
+
 	if (le32_to_cpu(sbp->s_rev_level) < NILFS_MIN_SUPP_REV) {
 		nilfs_err(nilfs->ns_sb,
 			  "unsupported revision (superblock rev.=%d.%d, current rev.=%d.%d). Please check the version of mkfs.nilfs(2).",
···
 		return -EINVAL;
 	}
 
-	nilfs_set_nsegments(nilfs, le64_to_cpu(sbp->s_nsegments));
+	nsegments = le64_to_cpu(sbp->s_nsegments);
+	if (nsegments > nilfs_max_segment_count(nilfs)) {
+		nilfs_err(nilfs->ns_sb,
+			  "segment count %llu exceeds upper limit (%llu segments)",
+			  (unsigned long long)nsegments,
+			  (unsigned long long)nilfs_max_segment_count(nilfs));
+		return -EINVAL;
+	}
+
+	nblocks = sb_bdev_nr_blocks(nilfs->ns_sb);
+	if (nblocks) {
+		u64 min_block_count = nsegments * nilfs->ns_blocks_per_segment;
+		/*
+		 * To avoid failing to mount early device images without a
+		 * second superblock, exclude that block count from the
+		 * "min_block_count" calculation.
+		 */
+
+		if (nblocks < min_block_count) {
+			nilfs_err(nilfs->ns_sb,
+				  "total number of segment blocks %llu exceeds device size (%llu blocks)",
+				  (unsigned long long)min_block_count,
+				  (unsigned long long)nblocks);
+			return -EINVAL;
+		}
+	}
+
+	nilfs_set_nsegments(nilfs, nsegments);
 	nilfs->ns_crc_seed = le32_to_cpu(sbp->s_crc_seed);
 	return 0;
 }

fs/ocfs2/file.c

···
 	struct ocfs2_space_resv sr;
 	int change_size = 1;
 	int cmd = OCFS2_IOC_RESVSP64;
+	int ret = 0;
 
 	if (mode & ~(FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE))
 		return -EOPNOTSUPP;
 	if (!ocfs2_writes_unwritten_extents(osb))
 		return -EOPNOTSUPP;
 
-	if (mode & FALLOC_FL_KEEP_SIZE)
+	if (mode & FALLOC_FL_KEEP_SIZE) {
 		change_size = 0;
+	} else {
+		ret = inode_newsize_ok(inode, offset + len);
+		if (ret)
+			return ret;
+	}
 
 	if (mode & FALLOC_FL_PUNCH_HOLE)
 		cmd = OCFS2_IOC_UNRESVSP64;

fs/ocfs2/super.c

···
 	for (type = 0; type < OCFS2_MAXQUOTAS; type++) {
 		if (!sb_has_quota_loaded(sb, type))
 			continue;
-		oinfo = sb_dqinfo(sb, type)->dqi_priv;
-		cancel_delayed_work_sync(&oinfo->dqi_sync_work);
+		if (!sb_has_quota_suspended(sb, type)) {
+			oinfo = sb_dqinfo(sb, type)->dqi_priv;
+			cancel_delayed_work_sync(&oinfo->dqi_sync_work);
+		}
 		inode = igrab(sb->s_dquot.files[type]);
 		/* Turn off quotas. This will remove all dquot structures from
 		 * memory and so they will be automatically synced to global

fs/smb/client/cifs_debug.c

···
 #include <linux/module.h>
 #include <linux/proc_fs.h>
 #include <linux/uaccess.h>
+#include <uapi/linux/ethtool.h>
 #include "cifspdu.h"
 #include "cifsglob.h"
 #include "cifsproto.h"
···
 	struct TCP_Server_Info *server = chan->server;
 
 	seq_printf(m, "\n\n\t\tChannel: %d ConnectionId: 0x%llx"
-		   "\n\t\tNumber of credits: %d Dialect 0x%x"
+		   "\n\t\tNumber of credits: %d,%d,%d Dialect 0x%x"
 		   "\n\t\tTCP status: %d Instance: %d"
 		   "\n\t\tLocal Users To Server: %d SecMode: 0x%x Req On Wire: %d"
 		   "\n\t\tIn Send: %d In MaxReq Wait: %d",
 		   i+1, server->conn_id,
 		   server->credits,
+		   server->echo_credits,
+		   server->oplock_credits,
 		   server->dialect,
 		   server->tcpStatus,
 		   server->reconnect_instance,
···
 		   atomic_read(&server->num_waiters));
 }
 
+static inline const char *smb_speed_to_str(size_t bps)
+{
+	size_t mbps = bps / 1000 / 1000;
+
+	switch (mbps) {
+	case SPEED_10:
+		return "10Mbps";
+	case SPEED_100:
+		return "100Mbps";
+	case SPEED_1000:
+		return "1Gbps";
+	case SPEED_2500:
+		return "2.5Gbps";
+	case SPEED_5000:
+		return "5Gbps";
+	case SPEED_10000:
+		return "10Gbps";
+	case SPEED_14000:
+		return "14Gbps";
+	case SPEED_20000:
+		return "20Gbps";
+	case SPEED_25000:
+		return "25Gbps";
+	case SPEED_40000:
+		return "40Gbps";
+	case SPEED_50000:
+		return "50Gbps";
+	case SPEED_56000:
+		return "56Gbps";
+	case SPEED_100000:
+		return "100Gbps";
+	case SPEED_200000:
+		return "200Gbps";
+	case SPEED_400000:
+		return "400Gbps";
+	case SPEED_800000:
+		return "800Gbps";
+	default:
+		return "Unknown";
+	}
+}
+
 static void
 cifs_dump_iface(struct seq_file *m, struct cifs_server_iface *iface)
 {
 	struct sockaddr_in *ipv4 = (struct sockaddr_in *)&iface->sockaddr;
 	struct sockaddr_in6 *ipv6 = (struct sockaddr_in6 *)&iface->sockaddr;
 
-	seq_printf(m, "\tSpeed: %zu bps\n", iface->speed);
+	seq_printf(m, "\tSpeed: %s\n", smb_speed_to_str(iface->speed));
 	seq_puts(m, "\t\tCapabilities: ");
 	if (iface->rdma_capable)
 		seq_puts(m, "rdma ");
 	if (iface->rss_capable)
 		seq_puts(m, "rss ");
+	if (!iface->rdma_capable && !iface->rss_capable)
+		seq_puts(m, "None");
 	seq_putc(m, '\n');
 	if (iface->sockaddr.ss_family == AF_INET)
 		seq_printf(m, "\t\tIPv4: %pI4\n", &ipv4->sin_addr);
···
 			atomic_read(&server->smbd_conn->mr_used_count));
 skip_rdma:
 #endif
-		seq_printf(m, "\nNumber of credits: %d Dialect 0x%x",
-			server->credits,  server->dialect);
+		seq_printf(m, "\nNumber of credits: %d,%d,%d Dialect 0x%x",
+			server->credits,
+			server->echo_credits,
+			server->oplock_credits,
+			server->dialect);
 		if (server->compress_algorithm == SMB3_COMPRESS_LZNT1)
 			seq_printf(m, " COMPRESS_LZNT1");
 		else if (server->compress_algorithm == SMB3_COMPRESS_LZ77)

fs/smb/client/cifsglob.h

···
 	kfree(iface);
 }
 
-/*
- * compare two interfaces a and b
- * return 0 if everything matches.
- * return 1 if a has higher link speed, or rdma capable, or rss capable
- * return -1 otherwise.
- */
-static inline int
-iface_cmp(struct cifs_server_iface *a, struct cifs_server_iface *b)
-{
-	int cmp_ret = 0;
-
-	WARN_ON(!a || !b);
-	if (a->speed == b->speed) {
-		if (a->rdma_capable == b->rdma_capable) {
-			if (a->rss_capable == b->rss_capable) {
-				cmp_ret = memcmp(&a->sockaddr, &b->sockaddr,
-						 sizeof(a->sockaddr));
-				if (!cmp_ret)
-					return 0;
-				else if (cmp_ret > 0)
-					return 1;
-				else
-					return -1;
-			} else if (a->rss_capable > b->rss_capable)
-				return 1;
-			else
-				return -1;
-		} else if (a->rdma_capable > b->rdma_capable)
-			return 1;
-		else
-			return -1;
-	} else if (a->speed > b->speed)
-		return 1;
-	else
-		return -1;
-}
-
 struct cifs_chan {
 	unsigned int in_reconnect : 1; /* if session setup in progress for this channel */
 	struct TCP_Server_Info *server;

fs/smb/client/cifsproto.h

···
 				struct mid_q_entry *mid);
 extern int smb3_parse_devname(const char *devname, struct smb3_fs_context *ctx);
 extern int smb3_parse_opt(const char *options, const char *key, char **val);
+extern int cifs_ipaddr_cmp(struct sockaddr *srcaddr, struct sockaddr *rhs);
 extern bool cifs_match_ipaddr(struct sockaddr *srcaddr, struct sockaddr *rhs);
 extern int cifs_discard_remaining_data(struct TCP_Server_Info *server);
 extern int cifs_call_async(struct TCP_Server_Info *server,

fs/smb/client/connect.c

···
 	module_put_and_kthread_exit(0);
 }
 
+int
+cifs_ipaddr_cmp(struct sockaddr *srcaddr, struct sockaddr *rhs)
+{
+	struct sockaddr_in *saddr4 = (struct sockaddr_in *)srcaddr;
+	struct sockaddr_in *vaddr4 = (struct sockaddr_in *)rhs;
+	struct sockaddr_in6 *saddr6 = (struct sockaddr_in6 *)srcaddr;
+	struct sockaddr_in6 *vaddr6 = (struct sockaddr_in6 *)rhs;
+
+	switch (srcaddr->sa_family) {
+	case AF_UNSPEC:
+		switch (rhs->sa_family) {
+		case AF_UNSPEC:
+			return 0;
+		case AF_INET:
+		case AF_INET6:
+			return 1;
+		default:
+			return -1;
+		}
+	case AF_INET: {
+		switch (rhs->sa_family) {
+		case AF_UNSPEC:
+			return -1;
+		case AF_INET:
+			return memcmp(saddr4, vaddr4,
+				      sizeof(struct sockaddr_in));
+		case AF_INET6:
+			return 1;
+		default:
+			return -1;
+		}
+	}
+	case AF_INET6: {
+		switch (rhs->sa_family) {
+		case AF_UNSPEC:
+		case AF_INET:
+			return -1;
+		case AF_INET6:
+			return memcmp(saddr6,
+				      vaddr6,
+				      sizeof(struct sockaddr_in6));
+		default:
+			return -1;
+		}
+	}
+	default:
+		return -1; /* don't expect to be here */
+	}
+}
+
 /*
  * Returns true if srcaddr isn't specified and rhs isn't specified, or
  * if srcaddr is specified and matches the IP address of the rhs argument
···
 
 	/* only send once per connect */
 	spin_lock(&tcon->tc_lock);
+	if (tcon->status == TID_GOOD) {
+		spin_unlock(&tcon->tc_lock);
+		return 0;
+	}
+
 	if (tcon->status != TID_NEW &&
 	    tcon->status != TID_NEED_TCON) {
 		spin_unlock(&tcon->tc_lock);
 		return -EHOSTDOWN;
 	}
 
-	if (tcon->status == TID_GOOD) {
-		spin_unlock(&tcon->tc_lock);
-		return 0;
-	}
 	tcon->status = TID_IN_TCON;
 	spin_unlock(&tcon->tc_lock);
 

fs/smb/client/dfs.c

···
 
 	/* only send once per connect */
 	spin_lock(&tcon->tc_lock);
+	if (tcon->status == TID_GOOD) {
+		spin_unlock(&tcon->tc_lock);
+		return 0;
+	}
+
 	if (tcon->status != TID_NEW &&
 	    tcon->status != TID_NEED_TCON) {
 		spin_unlock(&tcon->tc_lock);
 		return -EHOSTDOWN;
 	}
 
-	if (tcon->status == TID_GOOD) {
-		spin_unlock(&tcon->tc_lock);
-		return 0;
-	}
 	tcon->status = TID_IN_TCON;
 	spin_unlock(&tcon->tc_lock);
 

fs/smb/client/file.c

···
 	 * disconnected since oplock already released by the server
 	 */
 	if (!oplock_break_cancelled) {
-		rc = tcon->ses->server->ops->oplock_response(tcon, persistent_fid,
+		/* check for server null since can race with kill_sb calling tree disconnect */
+		if (tcon->ses && tcon->ses->server) {
+			rc = tcon->ses->server->ops->oplock_response(tcon, persistent_fid,
 				volatile_fid, net_fid, cinode);
-		cifs_dbg(FYI, "Oplock release rc = %d\n", rc);
+			cifs_dbg(FYI, "Oplock release rc = %d\n", rc);
+		} else
+			pr_warn_once("lease break not sent for unmounted share\n");
 	}
 
 	cifs_done_oplock_break(cinode);

fs/smb/client/smb2ops.c

···
 change_conf(struct TCP_Server_Info *server)
 {
 	server->credits += server->echo_credits + server->oplock_credits;
+	if (server->credits > server->max_credits)
+		server->credits = server->max_credits;
 	server->oplock_credits = server->echo_credits = 0;
 	switch (server->credits) {
 	case 0:
···
 					    server->conn_id, server->hostname, *val,
 					    add, server->in_flight);
 	}
+	WARN_ON_ONCE(server->in_flight == 0);
 	server->in_flight--;
 	if (server->in_flight == 0 &&
 	   ((optype & CIFS_OP_MASK) != CIFS_NEG_OP) &&
···
 		rsize = min_t(unsigned int, rsize, SMB2_MAX_BUFFER_SIZE);
 
 	return rsize;
+}
+
+/*
+ * compare two interfaces a and b
+ * return 0 if everything matches.
+ * return 1 if a is rdma capable, or rss capable, or has higher link speed
+ * return -1 otherwise.
+ */
+static int
+iface_cmp(struct cifs_server_iface *a, struct cifs_server_iface *b)
+{
+	int cmp_ret = 0;
+
+	WARN_ON(!a || !b);
+	if (a->rdma_capable == b->rdma_capable) {
+		if (a->rss_capable == b->rss_capable) {
+			if (a->speed == b->speed) {
+				cmp_ret = cifs_ipaddr_cmp((struct sockaddr *) &a->sockaddr,
+							  (struct sockaddr *) &b->sockaddr);
+				if (!cmp_ret)
+					return 0;
+				else if (cmp_ret > 0)
+					return 1;
+				else
+					return -1;
+			} else if (a->speed > b->speed)
+				return 1;
+			else
+				return -1;
+		} else if (a->rss_capable > b->rss_capable)
+			return 1;
+		else
+			return -1;
+	} else if (a->rdma_capable > b->rdma_capable)
+		return 1;
+	else
+		return -1;
 }
 
 static int

fs/smb/client/smb2pdu.c

···
 	}
 
 	/* enough to enable echos and oplocks and one max size write */
-	req->hdr.CreditRequest = cpu_to_le16(130);
+	if (server->credits >= server->max_credits)
+		req->hdr.CreditRequest = cpu_to_le16(0);
+	else
+		req->hdr.CreditRequest = cpu_to_le16(
+			min_t(int, server->max_credits -
+			      server->credits, 130));
 
 	/* only one of SMB2 signing flags may be set in SMB2 request */
 	if (server->sign)
···
 	rqst.rq_nvec = 2;
 
 	/* Need 64 for max size write so ask for more in case not there yet */
-	req->hdr.CreditRequest = cpu_to_le16(64);
+	if (server->credits >= server->max_credits)
+		req->hdr.CreditRequest = cpu_to_le16(0);
+	else
+		req->hdr.CreditRequest = cpu_to_le16(
+			min_t(int, server->max_credits -
+			      server->credits, 64));
 
 	rc = cifs_send_recv(xid, ses, server,
 			    &rqst, &resp_buftype, flags, &rsp_iov);
···
 	struct TCP_Server_Info *server;
 	struct cifs_tcon *tcon = tlink_tcon(rdata->cfile->tlink);
 	unsigned int total_len;
+	int credit_request;
 
 	cifs_dbg(FYI, "%s: offset=%llu bytes=%u\n",
 		 __func__, rdata->offset, rdata->bytes);
···
 	if (rdata->credits.value > 0) {
 		shdr->CreditCharge = cpu_to_le16(DIV_ROUND_UP(rdata->bytes,
 						SMB2_MAX_BUFFER_SIZE));
-		shdr->CreditRequest = cpu_to_le16(le16_to_cpu(shdr->CreditCharge) + 8);
+		credit_request = le16_to_cpu(shdr->CreditCharge) + 8;
+		if (server->credits >= server->max_credits)
+			shdr->CreditRequest = cpu_to_le16(0);
+		else
+			shdr->CreditRequest = cpu_to_le16(
+				min_t(int, server->max_credits -
+						server->credits, credit_request));
 
 		rc = adjust_credits(server, &rdata->credits, rdata->bytes);
 		if (rc)
···
 	unsigned int total_len;
 	struct cifs_io_parms _io_parms;
 	struct cifs_io_parms *io_parms = NULL;
+	int credit_request;
 
 	if (!wdata->server)
 		server = wdata->server = cifs_pick_channel(tcon->ses);
···
 	if (wdata->credits.value > 0) {
 		shdr->CreditCharge = cpu_to_le16(DIV_ROUND_UP(wdata->bytes,
 						    SMB2_MAX_BUFFER_SIZE));
-		shdr->CreditRequest = cpu_to_le16(le16_to_cpu(shdr->CreditCharge) + 8);
+		credit_request = le16_to_cpu(shdr->CreditCharge) + 8;
+		if (server->credits >= server->max_credits)
+			shdr->CreditRequest = cpu_to_le16(0);
+		else
+			shdr->CreditRequest = cpu_to_le16(
+				min_t(int, server->max_credits -
+						server->credits, credit_request));
 
 		rc = adjust_credits(server, &wdata->credits, io_parms->length);
 		if (rc)

fs/smb/client/transport.c

···
 	temp->pid = current->pid;
 	temp->command = cpu_to_le16(smb_buffer->Command);
 	cifs_dbg(FYI, "For smb_command %d\n", smb_buffer->Command);
-	/*	do_gettimeofday(&temp->when_sent);*/ /* easier to use jiffies */
+	/* easier to use jiffies */
 	/* when mid allocated can be before when sent */
 	temp->when_alloc = jiffies;
 	temp->server = server;

fs/smb/server/connection.c

···
 	return true;
 }
 
+#define SMB1_MIN_SUPPORTED_HEADER_SIZE (sizeof(struct smb_hdr))
+#define SMB2_MIN_SUPPORTED_HEADER_SIZE (sizeof(struct smb2_hdr) + 4)
+
 /**
  * ksmbd_conn_handler_loop() - session thread to listen on new smb requests
  * @p:		connection instance
···
 		if (pdu_size > MAX_STREAM_PROT_LEN)
 			break;
 
+		if (pdu_size < SMB1_MIN_SUPPORTED_HEADER_SIZE)
+			break;
+
 		/* 4 for rfc1002 length field */
 		/* 1 for implied bcc[0] */
 		size = pdu_size + 4 + 1;
···
 			break;
 
 		memcpy(conn->request_buf, hdr_buf, sizeof(hdr_buf));
-		if (!ksmbd_smb_request(conn))
-			break;
 
 		/*
 		 * We already read 4 bytes to find out PDU size, now
···
 			pr_err("PDU error. Read: %d, Expected: %d\n",
 			       size, pdu_size);
 			continue;
+		}
+
+		if (!ksmbd_smb_request(conn))
+			break;
+
+		if (((struct smb2_hdr *)smb2_get_msg(conn->request_buf))->ProtocolId ==
+		    SMB2_PROTO_NUMBER) {
+			if (pdu_size < SMB2_MIN_SUPPORTED_HEADER_SIZE)
+				break;
 		}
 
 		if (!default_conn_ops.process_fn) {

fs/smb/server/oplock.c

···
  */
 struct lease_ctx_info *parse_lease_state(void *open_req)
 {
-	char *data_offset;
 	struct create_context *cc;
-	unsigned int next = 0;
-	char *name;
-	bool found = false;
 	struct smb2_create_req *req = (struct smb2_create_req *)open_req;
-	struct lease_ctx_info *lreq = kzalloc(sizeof(struct lease_ctx_info),
-		GFP_KERNEL);
+	struct lease_ctx_info *lreq;
+
+	cc = smb2_find_context_vals(req, SMB2_CREATE_REQUEST_LEASE, 4);
+	if (IS_ERR_OR_NULL(cc))
+		return NULL;
+
+	lreq = kzalloc(sizeof(struct lease_ctx_info), GFP_KERNEL);
 	if (!lreq)
 		return NULL;
 
-	data_offset = (char *)req + le32_to_cpu(req->CreateContextsOffset);
-	cc = (struct create_context *)data_offset;
-	do {
-		cc = (struct create_context *)((char *)cc + next);
-		name = le16_to_cpu(cc->NameOffset) + (char *)cc;
-		if (le16_to_cpu(cc->NameLength) != 4 ||
-		    strncmp(name, SMB2_CREATE_REQUEST_LEASE, 4)) {
-			next = le32_to_cpu(cc->Next);
-			continue;
-		}
-		found = true;
-		break;
-	} while (next != 0);
+	if (sizeof(struct lease_context_v2) == le32_to_cpu(cc->DataLength)) {
+		struct create_lease_v2 *lc = (struct create_lease_v2 *)cc;
 
-	if (found) {
-		if (sizeof(struct lease_context_v2) == le32_to_cpu(cc->DataLength)) {
-			struct create_lease_v2 *lc = (struct create_lease_v2 *)cc;
+		memcpy(lreq->lease_key, lc->lcontext.LeaseKey, SMB2_LEASE_KEY_SIZE);
+		lreq->req_state = lc->lcontext.LeaseState;
+		lreq->flags = lc->lcontext.LeaseFlags;
+		lreq->duration = lc->lcontext.LeaseDuration;
+		memcpy(lreq->parent_lease_key, lc->lcontext.ParentLeaseKey,
+				SMB2_LEASE_KEY_SIZE);
+		lreq->version = 2;
+	} else {
+		struct create_lease *lc = (struct create_lease *)cc;
 
-			memcpy(lreq->lease_key, lc->lcontext.LeaseKey, SMB2_LEASE_KEY_SIZE);
-			lreq->req_state = lc->lcontext.LeaseState;
-			lreq->flags = lc->lcontext.LeaseFlags;
-			lreq->duration = lc->lcontext.LeaseDuration;
-			memcpy(lreq->parent_lease_key, lc->lcontext.ParentLeaseKey,
-			       SMB2_LEASE_KEY_SIZE);
-			lreq->version = 2;
-		} else {
-			struct create_lease *lc = (struct create_lease *)cc;
-
-			memcpy(lreq->lease_key, lc->lcontext.LeaseKey, SMB2_LEASE_KEY_SIZE);
-			lreq->req_state = lc->lcontext.LeaseState;
-			lreq->flags = lc->lcontext.LeaseFlags;
-			lreq->duration = lc->lcontext.LeaseDuration;
-			lreq->version = 1;
-		}
-		return lreq;
+		memcpy(lreq->lease_key, lc->lcontext.LeaseKey, SMB2_LEASE_KEY_SIZE);
+		lreq->req_state = lc->lcontext.LeaseState;
+		lreq->flags = lc->lcontext.LeaseFlags;
+		lreq->duration = lc->lcontext.LeaseDuration;
+		lreq->version = 1;
 	}
-
-	kfree(lreq);
-	return NULL;
+	return lreq;
 }
 
 /**

fs/smb/server/smb2pdu.c

···
 
 static __le32 deassemble_neg_contexts(struct ksmbd_conn *conn,
 				      struct smb2_negotiate_req *req,
-				      int len_of_smb)
+				      unsigned int len_of_smb)
 {
 	/* +4 is to account for the RFC1001 len field */
 	struct smb2_neg_context *pctx = (struct smb2_neg_context *)req;
 	int i = 0, len_of_ctxts;
-	int offset = le32_to_cpu(req->NegotiateContextOffset);
-	int neg_ctxt_cnt = le16_to_cpu(req->NegotiateContextCount);
+	unsigned int offset = le32_to_cpu(req->NegotiateContextOffset);
+	unsigned int neg_ctxt_cnt = le16_to_cpu(req->NegotiateContextCount);
 	__le32 status = STATUS_INVALID_PARAMETER;
 
 	ksmbd_debug(SMB, "decoding %d negotiate contexts\n", neg_ctxt_cnt);
···
 	while (i++ < neg_ctxt_cnt) {
 		int clen, ctxt_len;
 
-		if (len_of_ctxts < sizeof(struct smb2_neg_context))
+		if (len_of_ctxts < (int)sizeof(struct smb2_neg_context))
 			break;
 
 		pctx = (struct smb2_neg_context *)((char *)pctx + offset);
···
 		}
 
 		/* offsets must be 8 byte aligned */
-		clen = (clen + 7) & ~0x7;
-		offset = clen + sizeof(struct smb2_neg_context);
-		len_of_ctxts -= clen + sizeof(struct smb2_neg_context);
+		offset = (ctxt_len + 7) & ~0x7;
+		len_of_ctxts -= offset;
 	}
 	return status;
 }

fs/smb/server/smb_common.c

···
  */
 bool ksmbd_smb_request(struct ksmbd_conn *conn)
 {
-	return conn->request_buf[0] == 0;
+	__le32 *proto = (__le32 *)smb2_get_msg(conn->request_buf);
+
+	if (*proto == SMB2_COMPRESSION_TRANSFORM_ID) {
+		pr_err_ratelimited("smb2 compression not support yet");
+		return false;
+	}
+
+	if (*proto != SMB1_PROTO_NUMBER &&
+	    *proto != SMB2_PROTO_NUMBER &&
+	    *proto != SMB2_TRANSFORM_PROTO_NUM)
+		return false;
+
+	return true;
 }
 
 static bool supported_protocol(int idx)

fs/smb/server/smbacl.c

···
 
 	if (IS_ENABLED(CONFIG_FS_POSIX_ACL)) {
 		posix_acls = get_inode_acl(d_inode(path->dentry), ACL_TYPE_ACCESS);
-		if (posix_acls && !found) {
+		if (!IS_ERR_OR_NULL(posix_acls) && !found) {
 			unsigned int id = -1;
 
 			pa_entry = posix_acls->a_entries;
···
 				}
 			}
 		}
-		if (posix_acls)
+		if (!IS_ERR_OR_NULL(posix_acls))
 			posix_acl_release(posix_acls);
 	}
 

fs/smb/server/vfs.c

···
 		return NULL;
 
 	posix_acls = get_inode_acl(inode, acl_type);
-	if (!posix_acls)
+	if (IS_ERR_OR_NULL(posix_acls))
 		return NULL;
 
 	smb_acl = kzalloc(sizeof(struct xattr_smb_acl) +
···
 		return -EOPNOTSUPP;
 
 	acls = get_inode_acl(parent_inode, ACL_TYPE_DEFAULT);
-	if (!acls)
+	if (IS_ERR_OR_NULL(acls))
 		return -ENOENT;
 	pace = acls->a_entries;
 

fs/userfaultfd.c

···
 	bool basic_ioctls;
 	unsigned long start, end, vma_end;
 	struct vma_iterator vmi;
+	pgoff_t pgoff;
 
 	user_uffdio_register = (struct uffdio_register __user *) arg;
 
···
 
 	vma_iter_set(&vmi, start);
 	prev = vma_prev(&vmi);
+	if (vma->vm_start < start)
+		prev = vma;
 
 	ret = 0;
 	for_each_vma_range(vmi, vma, end) {
···
 		vma_end = min(end, vma->vm_end);
 
 		new_flags = (vma->vm_flags & ~__VM_UFFD_FLAGS) | vm_flags;
+		pgoff = vma->vm_pgoff + ((start - vma->vm_start) >> PAGE_SHIFT);
 		prev = vma_merge(&vmi, mm, prev, start, vma_end, new_flags,
-				 vma->anon_vma, vma->vm_file, vma->vm_pgoff,
+				 vma->anon_vma, vma->vm_file, pgoff,
 				 vma_policy(vma),
 				 ((struct vm_userfaultfd_ctx){ ctx }),
 				 anon_vma_name(vma));
···
 	unsigned long start, end, vma_end;
 	const void __user *buf = (void __user *)arg;
 	struct vma_iterator vmi;
+	pgoff_t pgoff;
 
 	ret = -EFAULT;
 	if (copy_from_user(&uffdio_unregister, buf, sizeof(uffdio_unregister)))
···
 
 	vma_iter_set(&vmi, start);
 	prev = vma_prev(&vmi);
+	if (vma->vm_start < start)
+		prev = vma;
+
 	ret = 0;
 	for_each_vma_range(vmi, vma, end) {
 		cond_resched();
···
 			uffd_wp_range(vma, start, vma_end - start, false);
 
 		new_flags = vma->vm_flags & ~__VM_UFFD_FLAGS;
+		pgoff = vma->vm_pgoff + ((start - vma->vm_start) >> PAGE_SHIFT);
 		prev = vma_merge(&vmi, mm, prev, start, vma_end, new_flags,
-				 vma->anon_vma, vma->vm_file, vma->vm_pgoff,
+				 vma->anon_vma, vma->vm_file, pgoff,
 				 vma_policy(vma),
 				 NULL_VM_UFFD_CTX, anon_vma_name(vma));
 		if (prev) {

fs/xfs/libxfs/xfs_ag.c

···
 		if (err2 != -ENOSPC)
 			goto resv_err;
 
-		__xfs_free_extent_later(*tpp, args.fsbno, delta, NULL, true);
+		err2 = __xfs_free_extent_later(*tpp, args.fsbno, delta, NULL,
+				true);
+		if (err2)
+			goto resv_err;
 
 		/*
 		 * Roll the transaction before trying to re-init the per-ag

fs/xfs/libxfs/xfs_alloc.c

···
 	return 0;
 }
 
+/*
+ * We do not verify the AGFL contents against AGF-based index counters here,
+ * even though we may have access to the perag that contains shadow copies. We
+ * don't know if the AGF based counters have been checked, and if they have they
+ * still may be inconsistent because they haven't yet been reset on the first
+ * allocation after the AGF has been read in.
+ *
+ * This means we can only check that all agfl entries contain valid or null
+ * values because we can't reliably determine the active range to exclude
+ * NULLAGBNO as a valid value.
+ *
+ * However, we can't even do that for v4 format filesystems because there are
+ * old versions of mkfs out there that does not initialise the AGFL to known,
+ * verifiable values. HEnce we can't tell the difference between a AGFL block
+ * allocated by mkfs and a corrupted AGFL block here on v4 filesystems.
+ *
+ * As a result, we can only fully validate AGFL block numbers when we pull them
+ * from the freelist in xfs_alloc_get_freelist().
+ */
 static xfs_failaddr_t
 xfs_agfl_verify(
 	struct xfs_buf	*bp)
···
 	__be32		*agfl_bno = xfs_buf_to_agfl_bno(bp);
 	int		i;
 
-	/*
-	 * There is no verification of non-crc AGFLs because mkfs does not
-	 * initialise the AGFL to zero or NULL. Hence the only valid part of the
-	 * AGFL is what the AGF says is active. We can't get to the AGF, so we
-	 * can't verify just those entries are valid.
-	 */
 	if (!xfs_has_crc(mp))
 		return NULL;
 
···
 }
 
 /*
- * Check the agfl fields of the agf for inconsistency or corruption. The purpose
- * is to detect an agfl header padding mismatch between current and early v5
- * kernels. This problem manifests as a 1-slot size difference between the
- * on-disk flcount and the active [first, last] range of a wrapped agfl. This
- * may also catch variants of agfl count corruption unrelated to padding. Either
- * way, we'll reset the agfl and warn the user.
+ * Check the agfl fields of the agf for inconsistency or corruption.
+ *
+ * The original purpose was to detect an agfl header padding mismatch between
+ * current and early v5 kernels. This problem manifests as a 1-slot size
+ * difference between the on-disk flcount and the active [first, last] range of
+ * a wrapped agfl.
+ *
+ * However, we need to use these same checks to catch agfl count corruptions
+ * unrelated to padding. This could occur on any v4 or v5 filesystem, so either
+ * way, we need to reset the agfl and warn the user.
  *
  * Return true if a reset is required before the agfl can be used, false
  * otherwise.
···
 	uint32_t		c = be32_to_cpu(agf->agf_flcount);
 	int			agfl_size = xfs_agfl_size(mp);
 	int			active;
-
-	/* no agfl header on v4 supers */
-	if (!xfs_has_crc(mp))
-		return false;
 
 	/*
 	 * The agf read verifier catches severe corruption of these fields.
···
  * the real allocation can proceed. Deferring the free disconnects freeing up
  * the AGFL slot from freeing the block.
  */
-STATIC void
+static int
 xfs_defer_agfl_block(
 	struct xfs_trans		*tp,
 	xfs_agnumber_t			agno,
···
 	xefi->xefi_blockcount = 1;
 	xefi->xefi_owner = oinfo->oi_owner;
 
+	if (XFS_IS_CORRUPT(mp, !xfs_verify_fsbno(mp, xefi->xefi_startblock)))
+		return -EFSCORRUPTED;
+
 	trace_xfs_agfl_free_defer(mp, agno, 0, agbno, 1);
 
 	xfs_extent_free_get_group(mp, xefi);
 	xfs_defer_add(tp, XFS_DEFER_OPS_TYPE_AGFL_FREE, &xefi->xefi_list);
+	return 0;
 }
 
 /*
  * Add the extent to the list of extents to be free at transaction end.
  * The list is maintained sorted (by block number).
  */
-void
+int
 __xfs_free_extent_later(
 	struct xfs_trans		*tp,
 	xfs_fsblock_t			bno,
···
 #endif
 	ASSERT(xfs_extfree_item_cache != NULL);
 
+	if (XFS_IS_CORRUPT(mp, !xfs_verify_fsbext(mp, bno, len)))
+		return -EFSCORRUPTED;
+
 	xefi = kmem_cache_zalloc(xfs_extfree_item_cache,
 			       GFP_KERNEL | __GFP_NOFAIL);
 	xefi->xefi_startblock = bno;
···
 
 	xfs_extent_free_get_group(mp, xefi);
 	xfs_defer_add(tp, XFS_DEFER_OPS_TYPE_FREE, &xefi->xefi_list);
+	return 0;
 }
 
 #ifdef DEBUG
···
 			goto out_agbp_relse;
 
 		/* defer agfl frees */
-		xfs_defer_agfl_block(tp, args->agno, bno, &targs.oinfo);
+		error = xfs_defer_agfl_block(tp, args->agno, bno, &targs.oinfo);
+		if (error)
+			goto out_agbp_relse;
 	}
 
 	targs.tp = tp;
···
 	 */
 	agfl_bno = xfs_buf_to_agfl_bno(agflbp);
 	bno = be32_to_cpu(agfl_bno[be32_to_cpu(agf->agf_flfirst)]);
+	if (XFS_IS_CORRUPT(tp->t_mountp, !xfs_verify_agbno(pag, bno)))
+		return -EFSCORRUPTED;
+
 	be32_add_cpu(&agf->agf_flfirst, 1);
 	xfs_trans_brelse(tp, agflbp);
 	if (be32_to_cpu(agf->agf_flfirst) == xfs_agfl_size(mp))
···
 	return 0;
 }
 
+/*
+ * Verify the AGF is consistent.
+ *
+ * We do not verify the AGFL indexes in the AGF are fully consistent here
+ * because of issues with variable on-disk structure sizes. Instead, we check
+ * the agfl indexes for consistency when we initialise the perag from the AGF
+ * information after a read completes.
+ *
+ * If the index is inconsistent, then we mark the perag as needing an AGFL
+ * reset. The first AGFL update performed then resets the AGFL indexes and
+ * refills the AGFL with known good free blocks, allowing the filesystem to
+ * continue operating normally at the cost of a few leaked free space blocks.
+ */
 static xfs_failaddr_t
 xfs_agf_verify(
 	struct xfs_buf		*bp)
···
 		return __this_address;
 
 	return NULL;
-
 }
 
 static void
···
  */
 static int
 xfs_alloc_vextent_prepare_ag(
-	struct xfs_alloc_arg	*args)
+	struct xfs_alloc_arg	*args,
+	uint32_t		flags)
 {
 	bool			need_pag = !args->pag;
 	int			error;
···
 		args->pag = xfs_perag_get(args->mp, args->agno);
 
 	args->agbp = NULL;
-	error = xfs_alloc_fix_freelist(args, 0);
+	error = xfs_alloc_fix_freelist(args, flags);
 	if (error) {
 		trace_xfs_alloc_vextent_nofix(args);
 		if (need_pag)
···
 		return error;
 	}
 
-	error = xfs_alloc_vextent_prepare_ag(args);
+	error = xfs_alloc_vextent_prepare_ag(args, 0);
 	if (!error && args->agbp)
 		error = xfs_alloc_ag_vextent_size(args);
 
···
 	for_each_perag_wrap_range(mp, start_agno, restart_agno,
 			mp->m_sb.sb_agcount, agno, args->pag) {
 		args->agno = agno;
-		error = xfs_alloc_vextent_prepare_ag(args);
+		error = xfs_alloc_vextent_prepare_ag(args, flags);
 		if (error)
 			break;
 		if (!args->agbp) {
···
 		return error;
 	}
 
-	error = xfs_alloc_vextent_prepare_ag(args);
+	error = xfs_alloc_vextent_prepare_ag(args, 0);
 	if (!error && args->agbp)
 		error = xfs_alloc_ag_vextent_exact(args);
 
···
 	if (needs_perag)
 		args->pag = xfs_perag_grab(mp, args->agno);
 
-	error = xfs_alloc_vextent_prepare_ag(args);
+	error = xfs_alloc_vextent_prepare_ag(args, 0);
 	if (!error && args->agbp)
 		error = xfs_alloc_ag_vextent_near(args);
 

fs/xfs/libxfs/xfs_alloc.h

···
 	return bp->b_addr;
 }
 
-void __xfs_free_extent_later(struct xfs_trans *tp, xfs_fsblock_t bno,
+int __xfs_free_extent_later(struct xfs_trans *tp, xfs_fsblock_t bno,
 		xfs_filblks_t len, const struct xfs_owner_info *oinfo,
 		bool skip_discard);
 
···
 #define XFS_EFI_ATTR_FORK	(1U << 1) /* freeing attr fork block */
 #define XFS_EFI_BMBT_BLOCK	(1U << 2) /* freeing bmap btree block */
 
-static inline void
+static inline int
 xfs_free_extent_later(
 	struct xfs_trans		*tp,
 	xfs_fsblock_t			bno,
 	xfs_filblks_t			len,
 	const struct xfs_owner_info	*oinfo)
 {
-	__xfs_free_extent_later(tp, bno, len, oinfo, false);
+	return __xfs_free_extent_later(tp, bno, len, oinfo, false);
 }
 
 

fs/xfs/libxfs/xfs_bmap.c

···
 	cblock = XFS_BUF_TO_BLOCK(cbp);
 	if ((error = xfs_btree_check_block(cur, cblock, 0, cbp)))
 		return error;
+
 	xfs_rmap_ino_bmbt_owner(&oinfo, ip->i_ino, whichfork);
-	xfs_free_extent_later(cur->bc_tp, cbno, 1, &oinfo);
+	error = xfs_free_extent_later(cur->bc_tp, cbno, 1, &oinfo);
+	if (error)
+		return error;
+
 	ip->i_nblocks--;
 	xfs_trans_mod_dquot_byino(tp, ip, XFS_TRANS_DQ_BCOUNT, -1L);
 	xfs_trans_binval(tp, cbp);
···
 		if (xfs_is_reflink_inode(ip) && whichfork == XFS_DATA_FORK) {
 			xfs_refcount_decrease_extent(tp, del);
 		} else {
-			__xfs_free_extent_later(tp, del->br_startblock,
+			error = __xfs_free_extent_later(tp, del->br_startblock,
 					del->br_blockcount, NULL,
 					(bflags & XFS_BMAPI_NODISCARD) ||
 					del->br_state == XFS_EXT_UNWRITTEN);
+			if (error)
+				goto done;
 		}
 	}
 

fs/xfs/libxfs/xfs_bmap_btree.c

···
 	struct xfs_trans	*tp = cur->bc_tp;
 	xfs_fsblock_t		fsbno = XFS_DADDR_TO_FSB(mp, xfs_buf_daddr(bp));
 	struct xfs_owner_info	oinfo;
+	int			error;
 
 	xfs_rmap_ino_bmbt_owner(&oinfo, ip->i_ino, cur->bc_ino.whichfork);
-	xfs_free_extent_later(cur->bc_tp, fsbno, 1, &oinfo);
-	ip->i_nblocks--;
+	error = xfs_free_extent_later(cur->bc_tp, fsbno, 1, &oinfo);
+	if (error)
+		return error;
 
+	ip->i_nblocks--;
 	xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
 	xfs_trans_mod_dquot_byino(tp, ip, XFS_TRANS_DQ_BCOUNT, -1L);
 	return 0;

fs/xfs/libxfs/xfs_ialloc.c

···
  * might be sparse and only free the regions that are allocated as part of the
  * chunk.
  */
-STATIC void
+static int
 xfs_difree_inode_chunk(
 	struct xfs_trans		*tp,
 	xfs_agnumber_t			agno,
···
 
 	if (!xfs_inobt_issparse(rec->ir_holemask)) {
 		/* not sparse, calculate extent info directly */
-		xfs_free_extent_later(tp, XFS_AGB_TO_FSB(mp, agno, sagbno),
-				  M_IGEO(mp)->ialloc_blks,
-				  &XFS_RMAP_OINFO_INODES);
-		return;
+		return xfs_free_extent_later(tp,
+				XFS_AGB_TO_FSB(mp, agno, sagbno),
+				M_IGEO(mp)->ialloc_blks,
+				&XFS_RMAP_OINFO_INODES);
 	}
 
 	/* holemask is only 16-bits (fits in an unsigned long) */
···
 						XFS_INOBT_HOLEMASK_BITS);
 	nextbit = startidx + 1;
 	while (startidx < XFS_INOBT_HOLEMASK_BITS) {
+		int error;
+
 		nextbit = find_next_zero_bit(holemask, XFS_INOBT_HOLEMASK_BITS,
 					     nextbit);
 		/*
···
 
 		ASSERT(agbno % mp->m_sb.sb_spino_align == 0);
 		ASSERT(contigblk % mp->m_sb.sb_spino_align == 0);
-		xfs_free_extent_later(tp, XFS_AGB_TO_FSB(mp, agno, agbno),
-				  contigblk, &XFS_RMAP_OINFO_INODES);
+		error = xfs_free_extent_later(tp,
+				XFS_AGB_TO_FSB(mp, agno, agbno),
+				contigblk, &XFS_RMAP_OINFO_INODES);
+		if (error)
+			return error;
 
 		/* reset range to current bit and carry on... */
 		startidx = endidx = nextbit;
···
 next:
 		nextbit++;
 	}
+	return 0;
 }
 
 STATIC int
···
 			goto error0;
 		}
 
-		xfs_difree_inode_chunk(tp, pag->pag_agno, &rec);
+		error = xfs_difree_inode_chunk(tp, pag->pag_agno, &rec);
+		if (error)
+			goto error0;
 	} else {
 		xic->deleted = false;
 

fs/xfs/libxfs/xfs_log_format.h

···
 #define XFS_ILOG_DOWNER	0x200	/* change the data fork owner on replay */
 #define XFS_ILOG_AOWNER	0x400	/* change the attr fork owner on replay */
 
-
 /*
  * The timestamps are dirty, but not necessarily anything else in the inode
  * core.  Unlike the other fields above this one must never make it to disk
···
  * ili_fields in the inode_log_item.
  */
 #define XFS_ILOG_TIMESTAMP	0x4000
+
+/*
+ * The version field has been changed, but not necessarily anything else of
+ * interest. This must never make it to disk - it is used purely to ensure that
+ * the inode item ->precommit operation can update the fsync flag triggers
+ * in the inode item correctly.
+ */
+#define XFS_ILOG_IVERSION	0x8000
 
 #define	XFS_ILOG_NONCORE	(XFS_ILOG_DDATA | XFS_ILOG_DEXT | \
 				 XFS_ILOG_DBROOT | XFS_ILOG_DEV | \

fs/xfs/libxfs/xfs_refcount.c

···
 				fsbno = XFS_AGB_TO_FSB(cur->bc_mp,
 						cur->bc_ag.pag->pag_agno,
 						tmp.rc_startblock);
-				xfs_free_extent_later(cur->bc_tp, fsbno,
+				error = xfs_free_extent_later(cur->bc_tp, fsbno,
 						  tmp.rc_blockcount, NULL);
+				if (error)
+					goto out_error;
 			}
 
 			(*agbno) += tmp.rc_blockcount;
···
 			fsbno = XFS_AGB_TO_FSB(cur->bc_mp,
 					cur->bc_ag.pag->pag_agno,
 					ext.rc_startblock);
-			xfs_free_extent_later(cur->bc_tp, fsbno,
+			error = xfs_free_extent_later(cur->bc_tp, fsbno,
 					ext.rc_blockcount, NULL);
+			if (error)
+				goto out_error;
 		}
 
 skip:
···
 				rr->rr_rrec.rc_blockcount);
 
 		/* Free the block. */
-		xfs_free_extent_later(tp, fsb, rr->rr_rrec.rc_blockcount, NULL);
+		error = xfs_free_extent_later(tp, fsb,
+				rr->rr_rrec.rc_blockcount, NULL);
+		if (error)
+			goto out_trans;
 
 		error = xfs_trans_commit(tp);
 		if (error)

fs/xfs/libxfs/xfs_trans_inode.c

···
 	iip->ili_lock_flags = lock_flags;
 	ASSERT(!xfs_iflags_test(ip, XFS_ISTALE));
 
-	/*
-	 * Get a log_item_desc to point at the new item.
-	 */
+	/* Reset the per-tx dirty context and add the item to the tx. */
+	iip->ili_dirty_flags = 0;
 	xfs_trans_add_item(tp, &iip->ili_item);
 }
 
···
 /*
  * This is called to mark the fields indicated in fieldmask as needing to be
  * logged when the transaction is committed.  The inode must already be
- * associated with the given transaction.
- *
- * The values for fieldmask are defined in xfs_inode_item.h.  We always log all
- * of the core inode if any of it has changed, and we always log all of the
- * inline data/extents/b-tree root if any of them has changed.
- *
- * Grab and pin the cluster buffer associated with this inode to avoid RMW
- * cycles at inode writeback time. Avoid the need to add error handling to every
- * xfs_trans_log_inode() call by shutting down on read error.  This will cause
- * transactions to fail and everything to error out, just like if we return a
- * read error in a dirty transaction and cancel it.
+ * associated with the given transaction. All we do here is record where the
+ * inode was dirtied and mark the transaction and inode log item dirty;
+ * everything else is done in the ->precommit log item operation after the
+ * changes in the transaction have been completed.
  */
 void
 xfs_trans_log_inode(
···
 {
 	struct xfs_inode_log_item *iip = ip->i_itemp;
 	struct inode		*inode = VFS_I(ip);
-	uint			iversion_flags = 0;
 
 	ASSERT(iip);
 	ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
 	ASSERT(!xfs_iflags_test(ip, XFS_ISTALE));
 
 	tp->t_flags |= XFS_TRANS_DIRTY;
-
-	/*
-	 * Don't bother with i_lock for the I_DIRTY_TIME check here, as races
-	 * don't matter - we either will need an extra transaction in 24 hours
-	 * to log the timestamps, or will clear already cleared fields in the
-	 * worst case.
-	 */
-	if (inode->i_state & I_DIRTY_TIME) {
-		spin_lock(&inode->i_lock);
-		inode->i_state &= ~I_DIRTY_TIME;
-		spin_unlock(&inode->i_lock);
-	}
 
 	/*
 	 * First time we log the inode in a transaction, bump the inode change
···
 	if (!test_and_set_bit(XFS_LI_DIRTY, &iip->ili_item.li_flags)) {
 		if (IS_I_VERSION(inode) &&
 		    inode_maybe_inc_iversion(inode, flags & XFS_ILOG_CORE))
-			iversion_flags = XFS_ILOG_CORE;
+			flags |= XFS_ILOG_IVERSION;
 	}
 
-	/*
-	 * If we're updating the inode core or the timestamps and it's possible
-	 * to upgrade this inode to bigtime format, do so now.
-	 */
-	if ((flags & (XFS_ILOG_CORE | XFS_ILOG_TIMESTAMP)) &&
-	    xfs_has_bigtime(ip->i_mount) &&
-	    !xfs_inode_has_bigtime(ip)) {
-		ip->i_diflags2 |= XFS_DIFLAG2_BIGTIME;
-		flags |= XFS_ILOG_CORE;
-	}
-
-	/*
-	 * Inode verifiers do not check that the extent size hint is an integer
-	 * multiple of the rt extent size on a directory with both rtinherit
-	 * and extszinherit flags set.  If we're logging a directory that is
-	 * misconfigured in this way, clear the hint.
-	 */
-	if ((ip->i_diflags & XFS_DIFLAG_RTINHERIT) &&
-	    (ip->i_diflags & XFS_DIFLAG_EXTSZINHERIT) &&
-	    (ip->i_extsize % ip->i_mount->m_sb.sb_rextsize) > 0) {
-		ip->i_diflags &= ~(XFS_DIFLAG_EXTSIZE |
-				   XFS_DIFLAG_EXTSZINHERIT);
-		ip->i_extsize = 0;
-		flags |= XFS_ILOG_CORE;
-	}
-
-	/*
-	 * Record the specific change for fdatasync optimisation. This allows
-	 * fdatasync to skip log forces for inodes that are only timestamp
-	 * dirty.
-	 */
-	spin_lock(&iip->ili_lock);
-	iip->ili_fsync_fields |= flags;
-
-	if (!iip->ili_item.li_buf) {
-		struct xfs_buf	*bp;
-		int		error;
-
-		/*
-		 * We hold the ILOCK here, so this inode is not going to be
-		 * flushed while we are here. Further, because there is no
-		 * buffer attached to the item, we know that there is no IO in
-		 * progress, so nothing will clear the ili_fields while we read
-		 * in the buffer. Hence we can safely drop the spin lock and
-		 * read the buffer knowing that the state will not change from
-		 * here.
-		 */
-		spin_unlock(&iip->ili_lock);
-		error = xfs_imap_to_bp(ip->i_mount, tp, &ip->i_imap, &bp);
-		if (error) {
-			xfs_force_shutdown(ip->i_mount, SHUTDOWN_META_IO_ERROR);
-			return;
-		}
-
-		/*
-		 * We need an explicit buffer reference for the log item but
-		 * don't want the buffer to remain attached to the transaction.
-		 * Hold the buffer but release the transaction reference once
-		 * we've attached the inode log item to the buffer log item
-		 * list.
-		 */
-		xfs_buf_hold(bp);
-		spin_lock(&iip->ili_lock);
-		iip->ili_item.li_buf = bp;
-		bp->b_flags |= _XBF_INODES;
-		list_add_tail(&iip->ili_item.li_bio_list, &bp->b_li_list);
-		xfs_trans_brelse(tp, bp);
-	}
-
-	/*
-	 * Always OR in the bits from the ili_last_fields field.  This is to
-	 * coordinate with the xfs_iflush() and xfs_buf_inode_iodone() routines
-	 * in the eventual clearing of the ili_fields bits.  See the big comment
-	 * in xfs_iflush() for an explanation of this coordination mechanism.
-	 */
-	iip->ili_fields |= (flags | iip->ili_last_fields | iversion_flags);
-	spin_unlock(&iip->ili_lock);
+	iip->ili_dirty_flags |= flags;
 }
 
 int

fs/xfs/scrub/bmap.c

···
  * mapping or false if there are no more mappings.  Caller must ensure that
  * @info.icur is zeroed before the first call.
  */
-static int
+static bool
 xchk_bmap_iext_iter(
 	struct xchk_bmap_info	*info,
 	struct xfs_bmbt_irec	*irec)
 {
 	struct xfs_bmbt_irec	got;
 	struct xfs_ifork	*ifp;
-	xfs_filblks_t		prev_len;
+	unsigned int		nr = 0;
 
 	ifp = xfs_ifork_ptr(info->sc->ip, info->whichfork);
 
···
 				irec->br_startoff);
 		return false;
 	}
+	nr++;
 
 	/*
 	 * Iterate subsequent iextent records and merge them with the one
 	 * that we just read, if possible.
 	 */
-	prev_len = irec->br_blockcount;
 	while (xfs_iext_peek_next_extent(ifp, &info->icur, &got)) {
 		if (!xchk_are_bmaps_contiguous(irec, &got))
 			break;
···
 					got.br_startoff);
 			return false;
 		}
-
-		/*
-		 * Notify the user of mergeable records in the data or attr
-		 * forks.  CoW forks only exist in memory so we ignore them.
-		 */
-		if (info->whichfork != XFS_COW_FORK &&
-		    prev_len + got.br_blockcount > BMBT_BLOCKCOUNT_MASK)
-			xchk_ino_set_preen(info->sc, info->sc->ip->i_ino);
+		nr++;
 
 		irec->br_blockcount += got.br_blockcount;
-		prev_len = got.br_blockcount;
 		xfs_iext_next(ifp, &info->icur);
 	}
+
+	/*
+	 * If the merged mapping could be expressed with fewer bmbt records
+	 * than we actually found, notify the user that this fork could be
+	 * optimized.  CoW forks only exist in memory so we ignore them.
+	 */
+	if (nr > 1 && info->whichfork != XFS_COW_FORK &&
+	    howmany_64(irec->br_blockcount, XFS_MAX_BMBT_EXTLEN) < nr)
+		xchk_ino_set_preen(info->sc, info->sc->ip->i_ino);
 
 	return true;
 }

fs/xfs/scrub/scrub.h

···
 };
 
 /* XCHK state flags grow up from zero, XREP state flags grown down from 2^31 */
-#define XCHK_TRY_HARDER		(1 << 0)  /* can't get resources, try again */
-#define XCHK_FSGATES_DRAIN	(1 << 2)  /* defer ops draining enabled */
-#define XCHK_NEED_DRAIN		(1 << 3)  /* scrub needs to drain defer ops */
-#define XREP_ALREADY_FIXED	(1 << 31) /* checking our repair work */
+#define XCHK_TRY_HARDER		(1U << 0)  /* can't get resources, try again */
+#define XCHK_FSGATES_DRAIN	(1U << 2)  /* defer ops draining enabled */
+#define XCHK_NEED_DRAIN		(1U << 3)  /* scrub needs to drain defer ops */
+#define XREP_ALREADY_FIXED	(1U << 31) /* checking our repair work */
 
 /*
  * The XCHK_FSGATES* flags reflect functionality in the main filesystem that

fs/xfs/xfs_buf_item.c

···
  * This is called to pin the buffer associated with the buf log item in memory
  * so it cannot be written out.
  *
- * We also always take a reference to the buffer log item here so that the bli
- * is held while the item is pinned in memory. This means that we can
- * unconditionally drop the reference count a transaction holds when the
- * transaction is completed.
+ * We take a reference to the buffer log item here so that the BLI life cycle
+ * extends at least until the buffer is unpinned via xfs_buf_item_unpin() and
+ * inserted into the AIL.
+ *
+ * We also need to take a reference to the buffer itself as the BLI unpin
+ * processing requires accessing the buffer after the BLI has dropped the final
+ * BLI reference. See xfs_buf_item_unpin() for an explanation.
+ * If unpins race to drop the final BLI reference and only the
+ * BLI owns a reference to the buffer, then the loser of the race can have the
+ * buffer fgreed from under it (e.g. on shutdown). Taking a buffer reference per
+ * pin count ensures the life cycle of the buffer extends for as
+ * long as we hold the buffer pin reference in xfs_buf_item_unpin().
  */
 STATIC void
 xfs_buf_item_pin(
···
 
 	trace_xfs_buf_item_pin(bip);
 
+	xfs_buf_hold(bip->bli_buf);
 	atomic_inc(&bip->bli_refcount);
 	atomic_inc(&bip->bli_buf->b_pin_count);
 }
 
 /*
- * This is called to unpin the buffer associated with the buf log item which
- * was previously pinned with a call to xfs_buf_item_pin().
+ * This is called to unpin the buffer associated with the buf log item which was
+ * previously pinned with a call to xfs_buf_item_pin().  We enter this function
+ * with a buffer pin count, a buffer reference and a BLI reference.
+ *
+ * We must drop the BLI reference before we unpin the buffer because the AIL
+ * doesn't acquire a BLI reference whenever it accesses it. Therefore if the
+ * refcount drops to zero, the bli could still be AIL resident and the buffer
+ * submitted for I/O at any point before we return. This can result in IO
+ * completion freeing the buffer while we are still trying to access it here.
+ * This race condition can also occur in shutdown situations where we abort and
+ * unpin buffers from contexts other that journal IO completion.
+ *
+ * Hence we have to hold a buffer reference per pin count to ensure that the
+ * buffer cannot be freed until we have finished processing the unpin operation.
+ * The reference is taken in xfs_buf_item_pin(), and we must hold it until we
+ * are done processing the buffer state. In the case of an abort (remove =
+ * true) then we re-use the current pin reference as the IO reference we hand
+ * off to IO failure handling.
  */
 STATIC void
 xfs_buf_item_unpin(
···
 
 	trace_xfs_buf_item_unpin(bip);
 
-	/*
-	 * Drop the bli ref associated with the pin and grab the hold required
-	 * for the I/O simulation failure in the abort case. We have to do this
-	 * before the pin count drops because the AIL doesn't acquire a bli
-	 * reference. Therefore if the refcount drops to zero, the bli could
-	 * still be AIL resident and the buffer submitted for I/O (and freed on
-	 * completion) at any point before we return. This can be removed once
-	 * the AIL properly holds a reference on the bli.
-	 */
 	freed = atomic_dec_and_test(&bip->bli_refcount);
-	if (freed && !stale && remove)
-		xfs_buf_hold(bp);
 	if (atomic_dec_and_test(&bp->b_pin_count))
 		wake_up_all(&bp->b_waiters);
 
-	 /* nothing to do but drop the pin count if the bli is active */
-	if (!freed)
+	/*
+	 * Nothing to do but drop the buffer pin reference if the BLI is
+	 * still active.
+	 */
+	if (!freed) {
+		xfs_buf_rele(bp);
 		return;
+	}
 
 	if (stale) {
 		ASSERT(bip->bli_flags & XFS_BLI_STALE);
···
 		ASSERT(!bp->b_transp);
 
 		trace_xfs_buf_item_unpin_stale(bip);
+
+		/*
+		 * The buffer has been locked and referenced since it was marked
+		 * stale so we own both lock and reference exclusively here. We
+		 * do not need the pin reference any more, so drop it now so
+		 * that we only have one reference to drop once item completion
+		 * processing is complete.
+		 */
+		xfs_buf_rele(bp);
 
 		/*
 		 * If we get called here because of an IO error, we may or may
···
 			ASSERT(bp->b_log_item == NULL);
 		}
 		xfs_buf_relse(bp);
-	} else if (remove) {
+		return;
+	}
+
+	if (remove) {
 		/*
-		 * The buffer must be locked and held by the caller to simulate
-		 * an async I/O failure. We acquired the hold for this case
-		 * before the buffer was unpinned.
+		 * We need to simulate an async IO failures here to ensure that
+		 * the correct error completion is run on this buffer. This
+		 * requires a reference to the buffer and for the buffer to be
+		 * locked. We can safely pass ownership of the pin reference to
+		 * the IO to ensure that nothing can free the buffer while we
+		 * wait for the lock and then run the IO failure completion.
 		 */
 		xfs_buf_lock(bp);
 		bp->b_flags |= XBF_ASYNC;
 		xfs_buf_ioend_fail(bp);
+		return;
 	}
+
+	/*
+	 * BLI has no more active references - it will be moved to the AIL to
+	 * manage the remaining BLI/buffer life cycle. There is nothing left for
+	 * us to do here so drop the pin reference to the buffer.
+	 */
+	xfs_buf_rele(bp);
 }
 
 STATIC uint

fs/xfs/xfs_filestream.c

···
 		*longest = 0;
 		err = xfs_bmap_longest_free_extent(pag, NULL, longest);
 		if (err) {
-			xfs_perag_rele(pag);
 			if (err != -EAGAIN)
 				break;
 			/* Couldn't lock the AGF, skip this AG. */

fs/xfs/xfs_icache.c

···
 	return ret;
 }
 
+/* Wait for all queued work and collect errors */
+static int
+xfs_inodegc_wait_all(
+	struct xfs_mount	*mp)
+{
+	int			cpu;
+	int			error = 0;
+
+	flush_workqueue(mp->m_inodegc_wq);
+	for_each_online_cpu(cpu) {
+		struct xfs_inodegc	*gc;
+
+		gc = per_cpu_ptr(mp->m_inodegc, cpu);
+		if (gc->error && !error)
+			error = gc->error;
+		gc->error = 0;
+	}
+
+	return error;
+}
+
 /*
  * Check the validity of the inode we just found it the cache
  */
···
 	if (error)
 		return error;
 
-	xfs_inodegc_flush(mp);
-	return 0;
+	return xfs_inodegc_flush(mp);
 }
 
 /*
  * Reclaim all the free space that we can by scheduling the background blockgc
  * and inodegc workers immediately and waiting for them all to clear.
  */
-void
+int
 xfs_blockgc_flush_all(
 	struct xfs_mount	*mp)
 {
···
 	for_each_perag_tag(mp, agno, pag, XFS_ICI_BLOCKGC_TAG)
 		flush_delayed_work(&pag->pag_blockgc_work);
 
-	xfs_inodegc_flush(mp);
+	return xfs_inodegc_flush(mp);
 }
 
 /*
···
  * This is the last chance to make changes to an otherwise unreferenced file
  * before incore reclamation happens.
  */
-static void
+static int
 xfs_inodegc_inactivate(
 	struct xfs_inode	*ip)
 {
+	int			error;
+
 	trace_xfs_inode_inactivating(ip);
-	xfs_inactive(ip);
+	error = xfs_inactive(ip);
 	xfs_inodegc_set_reclaimable(ip);
+	return error;
+
 }
 
 void
···
 
 	WRITE_ONCE(gc->shrinker_hits, 0);
 	llist_for_each_entry_safe(ip, n, node, i_gclist) {
+		int	error;
+
 		xfs_iflags_set(ip, XFS_INACTIVATING);
-		xfs_inodegc_inactivate(ip);
+		error = xfs_inodegc_inactivate(ip);
+		if (error && !gc->error)
+			gc->error = error;
 	}
 
 	memalloc_nofs_restore(nofs_flag);
···
  * Force all currently queued inode inactivation work to run immediately and
  * wait for the work to finish.
  */
-void
+int
 xfs_inodegc_flush(
 	struct xfs_mount	*mp)
 {
 	xfs_inodegc_push(mp);
 	trace_xfs_inodegc_flush(mp, __return_address);
-	flush_workqueue(mp->m_inodegc_wq);
+	return xfs_inodegc_wait_all(mp);
 }
 
 /*

fs/xfs/xfs_icache.h

···
 		unsigned int iwalk_flags);
 int xfs_blockgc_free_quota(struct xfs_inode *ip, unsigned int iwalk_flags);
 int xfs_blockgc_free_space(struct xfs_mount *mp, struct xfs_icwalk *icm);
-void xfs_blockgc_flush_all(struct xfs_mount *mp);
+int xfs_blockgc_flush_all(struct xfs_mount *mp);
 
 void xfs_inode_set_eofblocks_tag(struct xfs_inode *ip);
 void xfs_inode_clear_eofblocks_tag(struct xfs_inode *ip);
···
 
 void xfs_inodegc_worker(struct work_struct *work);
 void xfs_inodegc_push(struct xfs_mount *mp);
-void xfs_inodegc_flush(struct xfs_mount *mp);
+int xfs_inodegc_flush(struct xfs_mount *mp);
 void xfs_inodegc_stop(struct xfs_mount *mp);
 void xfs_inodegc_start(struct xfs_mount *mp);
 void xfs_inodegc_cpu_dead(struct xfs_mount *mp, unsigned int cpu);

fs/xfs/xfs_inode.c

···
 	 */
 	xfs_trans_mod_dquot_byino(tp, ip, XFS_TRANS_DQ_ICOUNT, -1);
 
-	/*
-	 * Just ignore errors at this point.  There is nothing we can do except
-	 * to try to keep going. Make sure it's not a silent error.
-	 */
-	error = xfs_trans_commit(tp);
-	if (error)
-		xfs_notice(mp, "%s: xfs_trans_commit returned error %d",
-			__func__, error);
-
-	return 0;
+	return xfs_trans_commit(tp);
 }
 
 /*
···
  * now be truncated.  Also, we clear all of the read-ahead state
  * kept for the inode here since the file is now closed.
  */
-void
+int
 xfs_inactive(
 	xfs_inode_t	*ip)
 {
 	struct xfs_mount	*mp;
-	int			error;
+	int			error = 0;
 	int			truncate = 0;
 
 	/*
···
 		 * reference to the inode at this point anyways.
 		 */
 		if (xfs_can_free_eofblocks(ip, true))
-			xfs_free_eofblocks(ip);
+			error = xfs_free_eofblocks(ip);
 
 		goto out;
 	}
···
 	/*
 	 * Free the inode.
 	 */
-	xfs_inactive_ifree(ip);
+	error = xfs_inactive_ifree(ip);
 
 out:
 	/*
···
 	 * the attached dquots.
 	 */
 	xfs_qm_dqdetach(ip);
+	return error;
 }
 
 /*

fs/xfs/xfs_inode.h

···
 	(xfs_has_grpid((pip)->i_mount) || (VFS_I(pip)->i_mode & S_ISGID))
 
 int		xfs_release(struct xfs_inode *ip);
-void		xfs_inactive(struct xfs_inode *ip);
+int		xfs_inactive(struct xfs_inode *ip);
 int		xfs_lookup(struct xfs_inode *dp, const struct xfs_name *name,
 			   struct xfs_inode **ipp, struct xfs_name *ci_name);
 int		xfs_create(struct mnt_idmap *idmap,

fs/xfs/xfs_inode_item.c

···
 	return container_of(lip, struct xfs_inode_log_item, ili_item);
 }
 
+static uint64_t
+xfs_inode_item_sort(
+	struct xfs_log_item	*lip)
+{
+	return INODE_ITEM(lip)->ili_inode->i_ino;
+}
+
+/*
+ * Prior to finally logging the inode, we have to ensure that all the
+ * per-modification inode state changes are applied. This includes VFS inode
+ * state updates, format conversions, verifier state synchronisation and
+ * ensuring the inode buffer remains in memory whilst the inode is dirty.
+ *
+ * We have to be careful when we grab the inode cluster buffer due to lock
+ * ordering constraints. The unlinked inode modifications (xfs_iunlink_item)
+ * require AGI -> inode cluster buffer lock order. The inode cluster buffer is
+ * not locked until ->precommit, so it happens after everything else has been
+ * modified.
+ *
+ * Further, we have AGI -> AGF lock ordering, and with O_TMPFILE handling we
+ * have AGI -> AGF -> iunlink item -> inode cluster buffer lock order. Hence we
+ * cannot safely lock the inode cluster buffer in xfs_trans_log_inode() because
+ * it can be called on a inode (e.g. via bumplink/droplink) before we take the
+ * AGF lock modifying directory blocks.
+ *
+ * Rather than force a complete rework of all the transactions to call
+ * xfs_trans_log_inode() once and once only at the end of every transaction, we
+ * move the pinning of the inode cluster buffer to a ->precommit operation. This
+ * matches how the xfs_iunlink_item locks the inode cluster buffer, and it
+ * ensures that the inode cluster buffer locking is always done last in a
+ * transaction. i.e. we ensure the lock order is always AGI -> AGF -> inode
+ * cluster buffer.
+ *
+ * If we return the inode number as the precommit sort key then we'll also
+ * guarantee that the order all inode cluster buffer locking is the same all the
+ * inodes and unlink items in the transaction.
+ */
+static int
+xfs_inode_item_precommit(
+	struct xfs_trans	*tp,
+	struct xfs_log_item	*lip)
+{
+	struct xfs_inode_log_item *iip = INODE_ITEM(lip);
+	struct xfs_inode	*ip = iip->ili_inode;
+	struct inode		*inode = VFS_I(ip);
+	unsigned int		flags = iip->ili_dirty_flags;
+
+	/*
+	 * Don't bother with i_lock for the I_DIRTY_TIME check here, as races
+	 * don't matter - we either will need an extra transaction in 24 hours
+	 * to log the timestamps, or will clear already cleared fields in the
+	 * worst case.
+	 */
+	if (inode->i_state & I_DIRTY_TIME) {
+		spin_lock(&inode->i_lock);
+		inode->i_state &= ~I_DIRTY_TIME;
+		spin_unlock(&inode->i_lock);
+	}
+
+	/*
+	 * If we're updating the inode core or the timestamps and it's possible
+	 * to upgrade this inode to bigtime format, do so now.
+	 */
+	if ((flags & (XFS_ILOG_CORE | XFS_ILOG_TIMESTAMP)) &&
+	    xfs_has_bigtime(ip->i_mount) &&
+	    !xfs_inode_has_bigtime(ip)) {
+		ip->i_diflags2 |= XFS_DIFLAG2_BIGTIME;
+		flags |= XFS_ILOG_CORE;
+	}
+
+	/*
+	 * Inode verifiers do not check that the extent size hint is an integer
+	 * multiple of the rt extent size on a directory with both rtinherit
+	 * and extszinherit flags set.  If we're logging a directory that is
+	 * misconfigured in this way, clear the hint.
+	 */
+	if ((ip->i_diflags & XFS_DIFLAG_RTINHERIT) &&
+	    (ip->i_diflags & XFS_DIFLAG_EXTSZINHERIT) &&
+	    (ip->i_extsize % ip->i_mount->m_sb.sb_rextsize) > 0) {
+		ip->i_diflags &= ~(XFS_DIFLAG_EXTSIZE |
+				   XFS_DIFLAG_EXTSZINHERIT);
+		ip->i_extsize = 0;
+		flags |= XFS_ILOG_CORE;
+	}
+
+	/*
+	 * Record the specific change for fdatasync optimisation. This allows
+	 * fdatasync to skip log forces for inodes that are only timestamp
+	 * dirty. Once we've processed the XFS_ILOG_IVERSION flag, convert it
+	 * to XFS_ILOG_CORE so that the actual on-disk dirty tracking
+	 * (ili_fields) correctly tracks that the version has changed.
+	 */
+	spin_lock(&iip->ili_lock);
+	iip->ili_fsync_fields |= (flags & ~XFS_ILOG_IVERSION);
+	if (flags & XFS_ILOG_IVERSION)
+		flags = ((flags & ~XFS_ILOG_IVERSION) | XFS_ILOG_CORE);
+
+	if (!iip->ili_item.li_buf) {
+		struct xfs_buf	*bp;
+		int		error;
+
+		/*
+		 * We hold the ILOCK here, so this inode is not going to be
+		 * flushed while we are here. Further, because there is no
+		 * buffer attached to the item, we know that there is no IO in
+		 * progress, so nothing will clear the ili_fields while we read
+		 * in the buffer. Hence we can safely drop the spin lock and
+		 * read the buffer knowing that the state will not change from
+		 * here.
+		 */
+		spin_unlock(&iip->ili_lock);
+		error = xfs_imap_to_bp(ip->i_mount, tp, &ip->i_imap, &bp);
+		if (error)
+			return error;
+
+		/*
+		 * We need an explicit buffer reference for the log item but
+		 * don't want the buffer to remain attached to the transaction.
+		 * Hold the buffer but release the transaction reference once
+		 * we've attached the inode log item to the buffer log item
+		 * list.
+		 */
+		xfs_buf_hold(bp);
+		spin_lock(&iip->ili_lock);
+		iip->ili_item.li_buf = bp;
+		bp->b_flags |= _XBF_INODES;
+		list_add_tail(&iip->ili_item.li_bio_list, &bp->b_li_list);
+		xfs_trans_brelse(tp, bp);
+	}
+
+	/*
+	 * Always OR in the bits from the ili_last_fields field.  This is to
+	 * coordinate with the xfs_iflush() and xfs_buf_inode_iodone() routines
+	 * in the eventual clearing of the ili_fields bits.  See the big comment
+	 * in xfs_iflush() for an explanation of this coordination mechanism.
+	 */
+	iip->ili_fields |= (flags | iip->ili_last_fields);
+	spin_unlock(&iip->ili_lock);
+
+	/*
+	 * We are done with the log item transaction dirty state, so clear it so
+	 * that it doesn't pollute future transactions.
+	 */
+	iip->ili_dirty_flags = 0;
+	return 0;
+}
+
 /*
  * The logged size of an inode fork is always the current size of the inode
  * fork. This means that when an inode fork is relogged, the size of the logged
···
 }
 
 static const struct xfs_item_ops xfs_inode_item_ops = {
+	.iop_sort	= xfs_inode_item_sort,
+	.iop_precommit	= xfs_inode_item_precommit,
 	.iop_size	= xfs_inode_item_size,
 	.iop_format	= xfs_inode_item_format,
 	.iop_pin	= xfs_inode_item_pin,

fs/xfs/xfs_inode_item.h

···
 	struct xfs_log_item	ili_item;	   /* common portion */
 	struct xfs_inode	*ili_inode;	   /* inode ptr */
 	unsigned short		ili_lock_flags;	   /* inode lock flags */
+	unsigned int		ili_dirty_flags;   /* dirty in current tx */
 	/*
 	 * The ili_lock protects the interactions between the dirty state and
 	 * the flush state of the inode log item. This allows us to do atomic

fs/xfs/xfs_log_recover.c

···
 			 * just to flush the inodegc queue and wait for it to
 			 * complete.
 			 */
-			xfs_inodegc_flush(mp);
+			error = xfs_inodegc_flush(mp);
+			if (error)
+				break;
 		}
 
 		prev_agino = agino;
···
 	}
 
 	if (prev_ip) {
+		int	error2;
+
 		ip->i_prev_unlinked = prev_agino;
 		xfs_irele(prev_ip);
+
+		error2 = xfs_inodegc_flush(mp);
+		if (error2 && !error)
+			return error2;
 	}
-	xfs_inodegc_flush(mp);
 	return error;
 }
 
···
 			 * bucket and remaining inodes on it unreferenced and
 			 * unfreeable.
 			 */
-			xfs_inodegc_flush(pag->pag_mount);
 			xlog_recover_clear_agi_bucket(pag, bucket);
 		}
 	}
···
 
 	for_each_perag(log->l_mp, agno, pag)
 		xlog_recover_iunlink_ag(pag);
-
-	/*
-	 * Flush the pending unlinked inodes to ensure that the inactivations
-	 * are fully completed on disk and the incore inodes can be reclaimed
-	 * before we signal that recovery is complete.
-	 */
-	xfs_inodegc_flush(log->l_mp);
 }
 
 STATIC void

fs/xfs/xfs_mount.h

···
 struct xfs_inodegc {
 	struct llist_head	list;
 	struct delayed_work	work;
+	int			error;
 
 	/* approximate count of inodes in the list */
 	unsigned int		items;

fs/xfs/xfs_reflink.c

···
 			xfs_refcount_free_cow_extent(*tpp, del.br_startblock,
 					del.br_blockcount);
 
-			xfs_free_extent_later(*tpp, del.br_startblock,
+			error = xfs_free_extent_later(*tpp, del.br_startblock,
 					  del.br_blockcount, NULL);
+			if (error)
+				break;
 
 			/* Roll the transaction */
 			error = xfs_defer_finish(tpp);

fs/xfs/xfs_super.c

···
 #endif
 		init_llist_head(&gc->list);
 		gc->items = 0;
+		gc->error = 0;
 		INIT_DELAYED_WORK(&gc->work, xfs_inodegc_worker);
 	}
 	return 0;

fs/xfs/xfs_trans.c

···
 		 * Do not perform a synchronous scan because callers can hold
 		 * other locks.
 		 */
-		xfs_blockgc_flush_all(mp);
+		error = xfs_blockgc_flush_all(mp);
+		if (error)
+			return error;
 		want_retry = false;
 		goto retry;
 	}
···
 		     !(tp->t_flags & XFS_TRANS_PERM_LOG_RES));
 	if (!regrant && (tp->t_flags & XFS_TRANS_PERM_LOG_RES)) {
 		error = xfs_defer_finish_noroll(&tp);
+		if (error)
+			goto out_unreserve;
+
+		/* Run precommits from final tx in defer chain. */
+		error = xfs_trans_run_precommits(tp);
 		if (error)
 			goto out_unreserve;
 	}

include/dt-bindings/power/qcom-rpmpd.h

···
 #define SM8150_MMCX	9
 #define SM8150_MMCX_AO	10
 
+/* SA8155P is a special case, kept for backwards compatibility */
+#define SA8155P_CX	SM8150_CX
+#define SA8155P_CX_AO	SM8150_CX_AO
+#define SA8155P_EBI	SM8150_EBI
+#define SA8155P_GFX	SM8150_GFX
+#define SA8155P_MSS	SM8150_MSS
+#define SA8155P_MX	SM8150_MX
+#define SA8155P_MX_AO	SM8150_MX_AO
+
 /* SM8250 Power Domain Indexes */
 #define SM8250_CX	0
 #define SM8250_CX_AO	1

include/linux/libata.h

···
 
 	struct mutex		scsi_scan_mutex;
 	struct delayed_work	hotplug_task;
-	struct work_struct	scsi_rescan_task;
+	struct delayed_work	scsi_rescan_task;
 
 	unsigned int		hsm_task_state;
 

include/linux/mlx5/driver.h

···
 	return dev->priv.sriov.max_vfs;
 }
 
+static inline int mlx5_lag_is_lacp_owner(struct mlx5_core_dev *dev)
+{
+	/* LACP owner conditions:
+	 * 1) Function is physical.
+	 * 2) LAG is supported by FW.
+	 * 3) LAG is managed by driver (currently the only option).
+	 */
+	return  MLX5_CAP_GEN(dev, vport_group_manager) &&
+		   (MLX5_CAP_GEN(dev, num_lag_ports) > 1) &&
+		    MLX5_CAP_GEN(dev, lag_master);
+}
+
 static inline int mlx5_get_gid_table_len(u16 param)
 {
 	if (param > 4) {

include/linux/netdevice.h

···
 	netdevice_tracker	dev_tracker;
 
 	struct Qdisc __rcu	*qdisc;
-	struct Qdisc		*qdisc_sleeping;
+	struct Qdisc __rcu	*qdisc_sleeping;
 #ifdef CONFIG_SYSFS
 	struct kobject		kobj;
 #endif
···
 		/* We only give a hint, preemption can change CPU under us */
 		val |= raw_smp_processor_id();
 
-		if (table->ents[index] != val)
-			table->ents[index] = val;
+		/* The following WRITE_ONCE() is paired with the READ_ONCE()
+		 * here, and another one in get_rps_cpu().
+		 */
+		if (READ_ONCE(table->ents[index]) != val)
+			WRITE_ONCE(table->ents[index], val);
 	}
 }
 

include/linux/notifier.h

···
 #define RAW_NOTIFIER_INIT(name)	{				\
 		.head = NULL }
 
+#ifdef CONFIG_TREE_SRCU
+#define SRCU_NOTIFIER_INIT(name, pcpu)				\
+	{							\
+		.mutex = __MUTEX_INITIALIZER(name.mutex),	\
+		.head = NULL,					\
+		.srcuu = __SRCU_USAGE_INIT(name.srcuu),		\
+		.srcu = __SRCU_STRUCT_INIT(name.srcu, name.srcuu, pcpu), \
+	}
+#else
 #define SRCU_NOTIFIER_INIT(name, pcpu)				\
 	{							\
 		.mutex = __MUTEX_INITIALIZER(name.mutex),	\
 		.head = NULL,					\
 		.srcu = __SRCU_STRUCT_INIT(name.srcu, name.srcuu, pcpu), \
 	}
+#endif
 
 #define ATOMIC_NOTIFIER_HEAD(name)				\
 	struct atomic_notifier_head name =			\

include/linux/soc/qcom/llcc-qcom.h

···
 /**
  * struct llcc_edac_reg_data - llcc edac registers data for each error type
  * @name: Name of the error
- * @synd_reg: Syndrome register address
- * @count_status_reg: Status register address to read the error count
- * @ways_status_reg: Status register address to read the error ways
  * @reg_cnt: Number of registers
  * @count_mask: Mask value to get the error count
  * @ways_mask: Mask value to get the error ways
···
  */
 struct llcc_edac_reg_data {
 	char *name;
-	u64 synd_reg;
-	u64 count_status_reg;
-	u64 ways_status_reg;
 	u32 reg_cnt;
 	u32 count_mask;
 	u32 ways_mask;

include/linux/surface_aggregator/device.h

···
  * Return: Returns the pointer to the &struct ssam_device_driver wrapping the
  * given device driver @d.
  */
-static inline
-struct ssam_device_driver *to_ssam_device_driver(struct device_driver *d)
-{
-	return container_of(d, struct ssam_device_driver, driver);
-}
+#define to_ssam_device_driver(d)	container_of_const(d, struct ssam_device_driver, driver)
 
 const struct ssam_device_id *ssam_device_id_match(const struct ssam_device_id *table,
 						  const struct ssam_device_uid uid);

include/media/dvb_frontend.h

···
  * @id:			Frontend ID
  * @exit:		Used to inform the DVB core that the frontend
  *			thread should exit (usually, means that the hardware
- *			got disconnected).
- * @remove_mutex:	mutex that avoids a race condition between a callback
- *			called when the hardware is disconnected and the
- *			file_operations of dvb_frontend.
+ *			got disconnected.
  */
 
 struct dvb_frontend {
···
 	int (*callback)(void *adapter_priv, int component, int cmd, int arg);
 	int id;
 	unsigned int exit;
-	struct mutex remove_mutex;
 };
 
 /**

include/net/bluetooth/hci.h

···
 enum {
 	HCI_SETUP,
 	HCI_CONFIG,
+	HCI_DEBUGFS_CREATED,
 	HCI_AUTO_OFF,
 	HCI_RFKILLED,
 	HCI_MGMT,

include/net/bluetooth/hci_core.h

···
 	struct work_struct	cmd_sync_work;
 	struct list_head	cmd_sync_work_list;
 	struct mutex		cmd_sync_work_lock;
+	struct mutex		unregister_lock;
 	struct work_struct	cmd_sync_cancel_work;
 	struct work_struct	reenable_adv_work;
 
···
 		if (id != BT_ISO_QOS_CIS_UNSET && id != c->iso_qos.ucast.cis)
 			continue;
 
-		if (ba_type == c->dst_type && !bacmp(&c->dst, ba)) {
+		/* Match destination address if set */
+		if (!ba || (ba_type == c->dst_type && !bacmp(&c->dst, ba))) {
 			rcu_read_unlock();
 			return c;
 		}

include/net/neighbour.h

···
 	netdevice_tracker	dev_tracker;
 	u32			flags;
 	u8			protocol;
-	u8			key[];
+	u32			key[];
 };
 
 /*

include/net/netfilter/nf_flow_table.h

···
 
 int flow_offload_add(struct nf_flowtable *flow_table, struct flow_offload *flow);
 void flow_offload_refresh(struct nf_flowtable *flow_table,
-			  struct flow_offload *flow);
+			  struct flow_offload *flow, bool force);
 
 struct flow_offload_tuple_rhash *flow_offload_lookup(struct nf_flowtable *flow_table,
 						     struct flow_offload_tuple *tuple);

include/net/netfilter/nf_tables.h

···
 					       const struct nft_set *set,
 					       const struct nft_set_elem *elem,
 					       unsigned int flags);
-
+	void				(*commit)(const struct nft_set *set);
+	void				(*abort)(const struct nft_set *set);
 	u64				(*privsize)(const struct nlattr * const nla[],
 						    const struct nft_set_desc *desc);
 	bool				(*estimate)(const struct nft_set_desc *desc,
···
 	u16				policy;
 	u16				udlen;
 	unsigned char			*udata;
+	struct list_head		pending_update;
 	/* runtime data below here */
 	const struct nft_set_ops	*ops ____cacheline_aligned;
 	u16				flags:14,

include/net/netns/ipv6.h

···
 	int seg6_flowlabel;
 	u32 ioam6_id;
 	u64 ioam6_id_wide;
-	bool skip_notify_on_dev_down;
+	u8 skip_notify_on_dev_down;
 	u8 fib_notify_on_flag_change;
 	u8 icmpv6_error_anycast_as_unicast;
 };

include/net/ping.h

···
 #define PING_HTABLE_SIZE 	64
 #define PING_HTABLE_MASK 	(PING_HTABLE_SIZE-1)
 
-/*
- * gid_t is either uint or ushort.  We want to pass it to
- * proc_dointvec_minmax(), so it must not be larger than MAX_INT
- */
-#define GID_T_MAX (((gid_t)~0U) >> 1)
+#define GID_T_MAX (((gid_t)~0U) - 1)
 
 /* Compatibility glue so we can support IPv6 when it's compiled as a module */
 struct pingv6_ops {

include/net/pkt_sched.h

···
 	}
 }
 
+extern const struct nla_policy rtm_tca_policy[TCA_MAX + 1];
+
 /* Calculate maximal size of packet seen by hard_start_xmit
    routine of this device.
  */

include/net/rpl.h

···
 static inline void rpl_exit(void) {}
 #endif
 
-/* Worst decompression memory usage ipv6 address (16) + pad 7 */
-#define IPV6_RPL_SRH_WORST_SWAP_SIZE (sizeof(struct in6_addr) + 7)
-
 size_t ipv6_rpl_srh_size(unsigned char n, unsigned char cmpri,
 			 unsigned char cmpre);
 

include/net/sch_generic.h

···
 	refcount_inc(&qdisc->refcnt);
 }
 
+static inline bool qdisc_refcount_dec_if_one(struct Qdisc *qdisc)
+{
+	if (qdisc->flags & TCQ_F_BUILTIN)
+		return true;
+	return refcount_dec_if_one(&qdisc->refcnt);
+}
+
 /* Intended to be used by unlocked users, when concurrent qdisc release is
  * possible.
  */
···
 
 static inline struct Qdisc *qdisc_root_sleeping(const struct Qdisc *qdisc)
 {
-	return qdisc->dev_queue->qdisc_sleeping;
+	return rcu_dereference_rtnl(qdisc->dev_queue->qdisc_sleeping);
 }
 
 static inline spinlock_t *qdisc_root_sleeping_lock(const struct Qdisc *qdisc)
···
 struct Qdisc *dev_graft_qdisc(struct netdev_queue *dev_queue,
 			      struct Qdisc *qdisc);
 void qdisc_reset(struct Qdisc *qdisc);
+void qdisc_destroy(struct Qdisc *qdisc);
 void qdisc_put(struct Qdisc *qdisc);
 void qdisc_put_unlocked(struct Qdisc *qdisc);
 void qdisc_tree_reduce_backlog(struct Qdisc *qdisc, int n, int len);
···
 
 	for (i = 0; i < dev->num_tx_queues; i++) {
 		struct netdev_queue *txq = netdev_get_tx_queue(dev, i);
-		if (rcu_access_pointer(txq->qdisc) != txq->qdisc_sleeping)
+
+		if (rcu_access_pointer(txq->qdisc) !=
+		    rcu_access_pointer(txq->qdisc_sleeping))
 			return true;
 	}
 	return false;

include/net/sock.h

···
 		 * OR	an additional socket flag
 		 * [1] : sk_state and sk_prot are in the same cache line.
 		 */
-		if (sk->sk_state == TCP_ESTABLISHED)
-			sock_rps_record_flow_hash(sk->sk_rxhash);
+		if (sk->sk_state == TCP_ESTABLISHED) {
+			/* This READ_ONCE() is paired with the WRITE_ONCE()
+			 * from sock_rps_save_rxhash() and sock_rps_reset_rxhash().
+			 */
+			sock_rps_record_flow_hash(READ_ONCE(sk->sk_rxhash));
+		}
 	}
 #endif
 }
···
 					const struct sk_buff *skb)
 {
 #ifdef CONFIG_RPS
-	if (unlikely(sk->sk_rxhash != skb->hash))
-		sk->sk_rxhash = skb->hash;
+	/* The following WRITE_ONCE() is paired with the READ_ONCE()
+	 * here, and another one in sock_rps_record_flow().
+	 */
+	if (unlikely(READ_ONCE(sk->sk_rxhash) != skb->hash))
+		WRITE_ONCE(sk->sk_rxhash, skb->hash);
 #endif
 }
 
 static inline void sock_rps_reset_rxhash(struct sock *sk)
 {
 #ifdef CONFIG_RPS
-	sk->sk_rxhash = 0;
+	/* Paired with READ_ONCE() in sock_rps_record_flow() */
+	WRITE_ONCE(sk->sk_rxhash, 0);
 #endif
 }
 

include/rdma/ib_addr.h

···
 		return 0;
 }
 
-static inline int iboe_get_rate(struct net_device *dev)
-{
-	struct ethtool_link_ksettings cmd;
-	int err;
-
-	rtnl_lock();
-	err = __ethtool_get_link_ksettings(dev, &cmd);
-	rtnl_unlock();
-	if (err)
-		return IB_RATE_PORT_CURRENT;
-
-	if (cmd.base.speed >= 40000)
-		return IB_RATE_40_GBPS;
-	else if (cmd.base.speed >= 30000)
-		return IB_RATE_30_GBPS;
-	else if (cmd.base.speed >= 20000)
-		return IB_RATE_20_GBPS;
-	else if (cmd.base.speed >= 10000)
-		return IB_RATE_10_GBPS;
-	else
-		return IB_RATE_PORT_CURRENT;
-}
-
 static inline int rdma_link_local_addr(struct in6_addr *addr)
 {
 	if (addr->s6_addr32[0] == htonl(0xfe800000) &&

include/uapi/linux/bpf.h

···
 	BPF_TRACE_KPROBE_MULTI,
 	BPF_LSM_CGROUP,
 	BPF_STRUCT_OPS,
+	BPF_NETFILTER,
 	__MAX_BPF_ATTACH_TYPE
 };
 

include/uapi/linux/ethtool_netlink.h

···
 
 	/* add new constants above here */
 	__ETHTOOL_A_STATS_GRP_CNT,
-	ETHTOOL_A_STATS_GRP_MAX = (__ETHTOOL_A_STATS_CNT - 1)
+	ETHTOOL_A_STATS_GRP_MAX = (__ETHTOOL_A_STATS_GRP_CNT - 1)
 };
 
 enum {

io_uring/io-wq.c

···
 	list_del_rcu(&worker->all_list);
 	raw_spin_unlock(&wq->lock);
 	io_wq_dec_running(worker);
-	worker->flags = 0;
-	preempt_disable();
-	current->flags &= ~PF_IO_WORKER;
-	preempt_enable();
+	/*
+	 * this worker is a goner, clear ->worker_private to avoid any
+	 * inc/dec running calls that could happen as part of exit from
+	 * touching 'worker'.
+	 */
+	current->worker_private = NULL;
 
 	kfree_rcu(worker, rcu);
 	io_worker_ref_put(wq);

io_uring/net.c

···
 	u16				addr_len;
 	u16				buf_group;
 	void __user			*addr;
+	void __user			*msg_control;
 	/* used only for send zerocopy */
 	struct io_kiocb 		*notif;
 };
···
 			       struct io_async_msghdr *iomsg)
 {
 	struct io_sr_msg *sr = io_kiocb_to_cmd(req, struct io_sr_msg);
+	int ret;
 
 	iomsg->msg.msg_name = &iomsg->addr;
 	iomsg->free_iov = iomsg->fast_iov;
-	return sendmsg_copy_msghdr(&iomsg->msg, sr->umsg, sr->msg_flags,
+	ret = sendmsg_copy_msghdr(&iomsg->msg, sr->umsg, sr->msg_flags,
 					&iomsg->free_iov);
+	/* save msg_control as sys_sendmsg() overwrites it */
+	sr->msg_control = iomsg->msg.msg_control;
+	return ret;
 }
 
 int io_send_prep_async(struct io_kiocb *req)
···
 
 	if (req_has_async_data(req)) {
 		kmsg = req->async_data;
+		kmsg->msg.msg_control = sr->msg_control;
 	} else {
 		ret = io_sendmsg_copy_hdr(req, &iomsg);
 		if (ret)

kernel/bpf/map_in_map.c

···
 	/* Misc members not needed in bpf_map_meta_equal() check. */
 	inner_map_meta->ops = inner_map->ops;
 	if (inner_map->ops == &array_map_ops) {
+		struct bpf_array *inner_array_meta =
+			container_of(inner_map_meta, struct bpf_array, map);
+		struct bpf_array *inner_array = container_of(inner_map, struct bpf_array, map);
+
+		inner_array_meta->index_mask = inner_array->index_mask;
+		inner_array_meta->elem_size = inner_array->elem_size;
 		inner_map_meta->bypass_spec_v1 = inner_map->bypass_spec_v1;
-		container_of(inner_map_meta, struct bpf_array, map)->index_mask =
-		     container_of(inner_map, struct bpf_array, map)->index_mask;
 	}
 
 	fdput(f);

kernel/bpf/syscall.c

···
 		default:
 			return -EINVAL;
 		}
+	case BPF_PROG_TYPE_NETFILTER:
+		if (expected_attach_type == BPF_NETFILTER)
+			return 0;
+		return -EINVAL;
 	case BPF_PROG_TYPE_SYSCALL:
 	case BPF_PROG_TYPE_EXT:
 		if (expected_attach_type)
···
 
 	switch (prog->type) {
 	case BPF_PROG_TYPE_EXT:
+		break;
 	case BPF_PROG_TYPE_NETFILTER:
+		if (attr->link_create.attach_type != BPF_NETFILTER) {
+			ret = -EINVAL;
+			goto out;
+		}
 		break;
 	case BPF_PROG_TYPE_PERF_EVENT:
 	case BPF_PROG_TYPE_TRACEPOINT:

kernel/cgroup/cgroup-v1.c

···
 
 	cgroup_lock();
 
-	percpu_down_write(&cgroup_threadgroup_rwsem);
+	cgroup_attach_lock(true);
 
 	/* all tasks in @from are being moved, all csets are source */
 	spin_lock_irq(&css_set_lock);
···
 	} while (task && !ret);
 out_err:
 	cgroup_migrate_finish(&mgctx);
-	percpu_up_write(&cgroup_threadgroup_rwsem);
+	cgroup_attach_unlock(true);
 	cgroup_unlock();
 	return ret;
 }

kernel/cgroup/cgroup.c

···
 static void cgroup_css_set_put_fork(struct kernel_clone_args *kargs)
 	__releases(&cgroup_threadgroup_rwsem) __releases(&cgroup_mutex)
 {
+	struct cgroup *cgrp = kargs->cgrp;
+	struct css_set *cset = kargs->cset;
+
 	cgroup_threadgroup_change_end(current);
 
+	if (cset) {
+		put_css_set(cset);
+		kargs->cset = NULL;
+	}
+
 	if (kargs->flags & CLONE_INTO_CGROUP) {
-		struct cgroup *cgrp = kargs->cgrp;
-		struct css_set *cset = kargs->cset;
-
 		cgroup_unlock();
-
-		if (cset) {
-			put_css_set(cset);
-			kargs->cset = NULL;
-		}
-
 		if (cgrp) {
 			cgroup_put(cgrp);
 			kargs->cgrp = NULL;

kernel/fork.c

···
 	arch_release_task_struct(tsk);
 	if (tsk->flags & PF_KTHREAD)
 		free_kthread_struct(tsk);
+	bpf_task_storage_free(tsk);
 	free_task_struct(tsk);
 }
 EXPORT_SYMBOL(free_task);
···
 	cgroup_free(tsk);
 	task_numa_free(tsk, true);
 	security_task_free(tsk);
-	bpf_task_storage_free(tsk);
 	exit_creds(tsk);
 	delayacct_tsk_free(tsk);
 	put_signal_struct(tsk->signal);

kernel/kexec_file.c

···
 		}
 
 		offset = ALIGN(offset, align);
+
+		/*
+		 * Check if the segment contains the entry point, if so,
+		 * calculate the value of image->start based on it.
+		 * If the compiler has produced more than one .text section
+		 * (Eg: .text.hot), they are generally after the main .text
+		 * section, and they shall not be used to calculate
+		 * image->start. So do not re-calculate image->start if it
+		 * is not set to the initial value, and warn the user so they
+		 * have a chance to fix their purgatory's linker script.
+		 */
 		if (sechdrs[i].sh_flags & SHF_EXECINSTR &&
 		    pi->ehdr->e_entry >= sechdrs[i].sh_addr &&
 		    pi->ehdr->e_entry < (sechdrs[i].sh_addr
-					 + sechdrs[i].sh_size)) {
+					 + sechdrs[i].sh_size) &&
+		    !WARN_ON(kbuf->image->start != pi->ehdr->e_entry)) {
 			kbuf->image->start -= sechdrs[i].sh_addr;
 			kbuf->image->start += kbuf->mem + offset;
 		}

kernel/trace/bpf_trace.c

···
 
 BPF_CALL_3(bpf_d_path, struct path *, path, char *, buf, u32, sz)
 {
+	struct path copy;
 	long len;
 	char *p;
 
 	if (!sz)
 		return 0;
 
-	p = d_path(path, buf, sz);
+	/*
+	 * The path pointer is verified as trusted and safe to use,
+	 * but let's double check it's valid anyway to workaround
+	 * potentially broken verifier.
+	 */
+	len = copy_from_kernel_nofault(&copy, path, sizeof(*path));
+	if (len < 0)
+		return len;
+
+	p = d_path(&copy, buf, sz);
 	if (IS_ERR(p)) {
 		len = PTR_ERR(p);
 	} else {

kernel/vhost_task.c

···
 	for (;;) {
 		bool did_work;
 
-		/* mb paired w/ vhost_task_stop */
-		if (test_bit(VHOST_TASK_FLAGS_STOP, &vtsk->flags))
-			break;
-
 		if (!dead && signal_pending(current)) {
 			struct ksignal ksig;
 			/*
···
 				clear_thread_flag(TIF_SIGPENDING);
 		}
 
-		did_work = vtsk->fn(vtsk->data);
-		if (!did_work) {
-			set_current_state(TASK_INTERRUPTIBLE);
-			schedule();
+		/* mb paired w/ vhost_task_stop */
+		set_current_state(TASK_INTERRUPTIBLE);
+
+		if (test_bit(VHOST_TASK_FLAGS_STOP, &vtsk->flags)) {
+			__set_current_state(TASK_RUNNING);
+			break;
 		}
+
+		did_work = vtsk->fn(vtsk->data);
+		if (!did_work)
+			schedule();
 	}
 
 	complete(&vtsk->exited);

lib/cpu_rmap.c

···
 	struct irq_glue *glue =
 		container_of(ref, struct irq_glue, notify.kref);
 
-	cpu_rmap_put(glue->rmap);
 	glue->rmap->obj[glue->index] = NULL;
+	cpu_rmap_put(glue->rmap);
 	kfree(glue);
 }
 

lib/radix-tree.c

···
 #include <linux/string.h>
 #include <linux/xarray.h>
 
+#include "radix-tree.h"
+
 /*
  * Radix tree node cache.
  */

lib/radix-tree.h

···
+// SPDX-License-Identifier: GPL-2.0+
+/* radix-tree helpers that are only shared with xarray */
+
+struct kmem_cache;
+struct rcu_head;
+
+extern struct kmem_cache *radix_tree_node_cachep;
+extern void radix_tree_node_rcu_free(struct rcu_head *head);

lib/test_vmalloc.c

···
 	int i;
 
 	map_nr_pages = nr_pages > 0 ? nr_pages:1;
-	pages = kmalloc(map_nr_pages * sizeof(struct page), GFP_KERNEL);
+	pages = kcalloc(map_nr_pages, sizeof(struct page *), GFP_KERNEL);
 	if (!pages)
 		return -1;
 

lib/xarray.c

···
 #include <linux/slab.h>
 #include <linux/xarray.h>
 
+#include "radix-tree.h"
+
 /*
  * Coding conventions in this file:
  *
···
 	return entry;
 }
 EXPORT_SYMBOL_GPL(xas_load);
-
-/* Move the radix tree node cache here */
-extern struct kmem_cache *radix_tree_node_cachep;
-extern void radix_tree_node_rcu_free(struct rcu_head *head);
 
 #define XA_RCU_FREE	((struct xarray *)1)
 

mm/damon/core.c

···
 		return -EINVAL;
 	if (attrs->min_nr_regions > attrs->max_nr_regions)
 		return -EINVAL;
+	if (attrs->sample_interval > attrs->aggr_interval)
+		return -EINVAL;
 
 	damon_update_monitoring_results(ctx, attrs);
 	ctx->attrs = *attrs;

mm/filemap.c

···
  *
  * Return: The index of the gap if found, otherwise an index outside the
  * range specified (in which case 'return - index >= max_scan' will be true).
- * In the rare case of index wrap-around, 0 will be returned.
+ * In the rare case of index wrap-around, 0 will be returned.  0 will also
+ * be returned if index == 0 and there is a gap at the index.  We can not
+ * wrap-around if passed index == 0.
  */
 pgoff_t page_cache_next_miss(struct address_space *mapping,
 			     pgoff_t index, unsigned long max_scan)
···
 	while (max_scan--) {
 		void *entry = xas_next(&xas);
 		if (!entry || xa_is_value(entry))
-			break;
-		if (xas.xa_index == 0)
-			break;
+			return xas.xa_index;
+		if (xas.xa_index == 0 && index != 0)
+			return xas.xa_index;
 	}
 
-	return xas.xa_index;
+	/* No gaps in range and no wrap-around, return index beyond range */
+	return xas.xa_index + 1;
 }
 EXPORT_SYMBOL(page_cache_next_miss);
 
···
  *
  * Return: The index of the gap if found, otherwise an index outside the
  * range specified (in which case 'index - return >= max_scan' will be true).
- * In the rare case of wrap-around, ULONG_MAX will be returned.
+ * In the rare case of wrap-around, ULONG_MAX will be returned.  ULONG_MAX
+ * will also be returned if index == ULONG_MAX and there is a gap at the
+ * index.  We can not wrap-around if passed index == ULONG_MAX.
  */
 pgoff_t page_cache_prev_miss(struct address_space *mapping,
 			     pgoff_t index, unsigned long max_scan)
···
 	while (max_scan--) {
 		void *entry = xas_prev(&xas);
 		if (!entry || xa_is_value(entry))
-			break;
-		if (xas.xa_index == ULONG_MAX)
-			break;
+			return xas.xa_index;
+		if (xas.xa_index == ULONG_MAX && index != ULONG_MAX)
+			return xas.xa_index;
 	}
 
-	return xas.xa_index;
+	/* No gaps in range and no wrap-around, return index beyond range */
+	return xas.xa_index - 1;
 }
 EXPORT_SYMBOL(page_cache_prev_miss);
 

mm/gup_test.c

···
 static const struct file_operations gup_test_fops = {
 	.open = nonseekable_open,
 	.unlocked_ioctl = gup_test_ioctl,
+	.compat_ioctl = compat_ptr_ioctl,
 	.release = gup_test_release,
 };
 

mm/mmap.c

···
 	return __split_vma(vmi, vma, addr, new_below);
 }
 
-static inline int munmap_sidetree(struct vm_area_struct *vma,
-				   struct ma_state *mas_detach)
-{
-	vma_start_write(vma);
-	mas_set_range(mas_detach, vma->vm_start, vma->vm_end - 1);
-	if (mas_store_gfp(mas_detach, vma, GFP_KERNEL))
-		return -ENOMEM;
-
-	vma_mark_detached(vma, true);
-	if (vma->vm_flags & VM_LOCKED)
-		vma->vm_mm->locked_vm -= vma_pages(vma);
-
-	return 0;
-}
-
 /*
  * do_vmi_align_munmap() - munmap the aligned region from @start to @end.
  * @vmi: The vma iterator
···
 	struct maple_tree mt_detach;
 	int count = 0;
 	int error = -ENOMEM;
+	unsigned long locked_vm = 0;
 	MA_STATE(mas_detach, &mt_detach, 0, 0);
 	mt_init_flags(&mt_detach, vmi->mas.tree->ma_flags & MT_FLAGS_LOCK_MASK);
 	mt_set_external_lock(&mt_detach, &mm->mmap_lock);
···
 			if (error)
 				goto end_split_failed;
 		}
-		error = munmap_sidetree(next, &mas_detach);
-		if (error)
-			goto munmap_sidetree_failed;
+		vma_start_write(next);
+		mas_set_range(&mas_detach, next->vm_start, next->vm_end - 1);
+		if (mas_store_gfp(&mas_detach, next, GFP_KERNEL))
+			goto munmap_gather_failed;
+		vma_mark_detached(next, true);
+		if (next->vm_flags & VM_LOCKED)
+			locked_vm += vma_pages(next);
 
 		count++;
 #ifdef CONFIG_DEBUG_VM_MAPLE_TREE
···
 	}
 #endif
 	/* Point of no return */
+	error = -ENOMEM;
 	vma_iter_set(vmi, start);
 	if (vma_iter_clear_gfp(vmi, start, end, GFP_KERNEL))
-		return -ENOMEM;
+		goto clear_tree_failed;
 
+	mm->locked_vm -= locked_vm;
 	mm->map_count -= count;
 	/*
 	 * Do not downgrade mmap_lock if we are next to VM_GROWSDOWN or
···
 	validate_mm(mm);
 	return downgrade ? 1 : 0;
 
+clear_tree_failed:
 userfaultfd_error:
-munmap_sidetree_failed:
+munmap_gather_failed:
 end_split_failed:
+	mas_set(&mas_detach, 0);
+	mas_for_each(&mas_detach, next, end)
+		vma_mark_detached(next, false);
+
 	__mt_destroy(&mt_detach);
 start_split_failed:
 map_count_exceeded:

mm/zswap.c

···
 		goto reject;
 	}
 
+	/*
+	 * XXX: zswap reclaim does not work with cgroups yet. Without a
+	 * cgroup-aware entry LRU, we will push out entries system-wide based on
+	 * local cgroup limits.
+	 */
 	objcg = get_obj_cgroup_from_page(page);
-	if (objcg && !obj_cgroup_may_zswap(objcg))
-		goto shrink;
+	if (objcg && !obj_cgroup_may_zswap(objcg)) {
+		ret = -ENOMEM;
+		goto reject;
+	}
 
 	/* reclaim space if needed */
 	if (zswap_is_full()) {

net/batman-adv/distributed-arp-table.c

···
  */
 static void batadv_dat_start_timer(struct batadv_priv *bat_priv)
 {
-	INIT_DELAYED_WORK(&bat_priv->dat.work, batadv_dat_purge);
 	queue_delayed_work(batadv_event_workqueue, &bat_priv->dat.work,
 			   msecs_to_jiffies(10000));
 }
···
 	if (!bat_priv->dat.hash)
 		return -ENOMEM;
 
+	INIT_DELAYED_WORK(&bat_priv->dat.work, batadv_dat_purge);
 	batadv_dat_start_timer(bat_priv);
 
 	batadv_tvlv_handler_register(bat_priv, batadv_dat_tvlv_ogm_handler_v1,

net/bluetooth/hci_conn.c

···
 {
 	struct iso_list_data *d = data;
 
-	/* Ignore broadcast */
-	if (!bacmp(&conn->dst, BDADDR_ANY))
+	/* Ignore broadcast or if CIG don't match */
+	if (!bacmp(&conn->dst, BDADDR_ANY) || d->cig != conn->iso_qos.ucast.cig)
 		return;
 
 	d->count++;
···
 	struct hci_dev *hdev = conn->hdev;
 	struct iso_list_data d;
 
+	if (conn->iso_qos.ucast.cig == BT_ISO_QOS_CIG_UNSET)
+		return;
+
 	memset(&d, 0, sizeof(d));
 	d.cig = conn->iso_qos.ucast.cig;
 
 	/* Check if ISO connection is a CIS and remove CIG if there are
 	 * no other connections using it.
 	 */
+	hci_conn_hash_list_state(hdev, find_cis, ISO_LINK, BT_BOUND, &d);
+	hci_conn_hash_list_state(hdev, find_cis, ISO_LINK, BT_CONNECT, &d);
 	hci_conn_hash_list_state(hdev, find_cis, ISO_LINK, BT_CONNECTED, &d);
 	if (d.count)
 		return;
···
 
 	memset(&data, 0, sizeof(data));
 
-	/* Allocate a CIG if not set */
+	/* Allocate first still reconfigurable CIG if not set */
 	if (qos->ucast.cig == BT_ISO_QOS_CIG_UNSET) {
-		for (data.cig = 0x00; data.cig < 0xff; data.cig++) {
+		for (data.cig = 0x00; data.cig < 0xf0; data.cig++) {
 			data.count = 0;
-			data.cis = 0xff;
 
-			hci_conn_hash_list_state(hdev, cis_list, ISO_LINK,
-						 BT_BOUND, &data);
+			hci_conn_hash_list_state(hdev, find_cis, ISO_LINK,
+						 BT_CONNECT, &data);
 			if (data.count)
 				continue;
 
-			hci_conn_hash_list_state(hdev, cis_list, ISO_LINK,
+			hci_conn_hash_list_state(hdev, find_cis, ISO_LINK,
 						 BT_CONNECTED, &data);
 			if (!data.count)
 				break;
 		}
 
-		if (data.cig == 0xff)
+		if (data.cig == 0xf0)
 			return false;
 
 		/* Update CIG */

net/bluetooth/hci_core.c

···
 
 int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type)
 {
-	struct smp_ltk *k;
+	struct smp_ltk *k, *tmp;
 	int removed = 0;
 
-	list_for_each_entry_rcu(k, &hdev->long_term_keys, list) {
+	list_for_each_entry_safe(k, tmp, &hdev->long_term_keys, list) {
 		if (bacmp(bdaddr, &k->bdaddr) || k->bdaddr_type != bdaddr_type)
 			continue;
 
···
 
 void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type)
 {
-	struct smp_irk *k;
+	struct smp_irk *k, *tmp;
 
-	list_for_each_entry_rcu(k, &hdev->identity_resolving_keys, list) {
+	list_for_each_entry_safe(k, tmp, &hdev->identity_resolving_keys, list) {
 		if (bacmp(bdaddr, &k->bdaddr) || k->addr_type != addr_type)
 			continue;
 
···
 {
 	BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus);
 
+	mutex_lock(&hdev->unregister_lock);
 	hci_dev_set_flag(hdev, HCI_UNREGISTER);
+	mutex_unlock(&hdev->unregister_lock);
 
 	write_lock(&hci_dev_list_lock);
 	list_del(&hdev->list);

net/bluetooth/hci_event.c

···
 				   struct sk_buff *skb)
 {
 	struct hci_rp_le_set_cig_params *rp = data;
+	struct hci_cp_le_set_cig_params *cp;
 	struct hci_conn *conn;
-	int i = 0;
+	u8 status = rp->status;
+	int i;
 
 	bt_dev_dbg(hdev, "status 0x%2.2x", rp->status);
 
+	cp = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_CIG_PARAMS);
+	if (!cp || rp->num_handles != cp->num_cis || rp->cig_id != cp->cig_id) {
+		bt_dev_err(hdev, "unexpected Set CIG Parameters response data");
+		status = HCI_ERROR_UNSPECIFIED;
+	}
+
 	hci_dev_lock(hdev);
 
-	if (rp->status) {
+	if (status) {
 		while ((conn = hci_conn_hash_lookup_cig(hdev, rp->cig_id))) {
 			conn->state = BT_CLOSED;
-			hci_connect_cfm(conn, rp->status);
+			hci_connect_cfm(conn, status);
 			hci_conn_del(conn);
 		}
 		goto unlock;
 	}
 
-	rcu_read_lock();
-
-	list_for_each_entry_rcu(conn, &hdev->conn_hash.list, list) {
-		if (conn->type != ISO_LINK ||
-		    conn->iso_qos.ucast.cig != rp->cig_id ||
-		    conn->state == BT_CONNECTED)
+	/* BLUETOOTH CORE SPECIFICATION Version 5.3 | Vol 4, Part E page 2553
+	 *
+	 * If the Status return parameter is zero, then the Controller shall
+	 * set the Connection_Handle arrayed return parameter to the connection
+	 * handle(s) corresponding to the CIS configurations specified in
+	 * the CIS_IDs command parameter, in the same order.
+	 */
+	for (i = 0; i < rp->num_handles; ++i) {
+		conn = hci_conn_hash_lookup_cis(hdev, NULL, 0, rp->cig_id,
+						cp->cis[i].cis_id);
+		if (!conn || !bacmp(&conn->dst, BDADDR_ANY))
 			continue;
 
-		conn->handle = __le16_to_cpu(rp->handle[i++]);
+		if (conn->state != BT_BOUND && conn->state != BT_CONNECT)
+			continue;
+
+		conn->handle = __le16_to_cpu(rp->handle[i]);
 
 		bt_dev_dbg(hdev, "%p handle 0x%4.4x parent %p", conn,
 			   conn->handle, conn->parent);
 
 		/* Create CIS if LE is already connected */
-		if (conn->parent && conn->parent->state == BT_CONNECTED) {
-			rcu_read_unlock();
+		if (conn->parent && conn->parent->state == BT_CONNECTED)
 			hci_le_create_cis(conn);
-			rcu_read_lock();
-		}
-
-		if (i == rp->num_handles)
-			break;
 	}
-
-	rcu_read_unlock();
 
 unlock:
 	hci_dev_unlock(hdev);

net/bluetooth/hci_sync.c

···
 	INIT_WORK(&hdev->cmd_sync_work, hci_cmd_sync_work);
 	INIT_LIST_HEAD(&hdev->cmd_sync_work_list);
 	mutex_init(&hdev->cmd_sync_work_lock);
+	mutex_init(&hdev->unregister_lock);
 
 	INIT_WORK(&hdev->cmd_sync_cancel_work, hci_cmd_sync_cancel_work);
 	INIT_WORK(&hdev->reenable_adv_work, reenable_adv);
···
 			void *data, hci_cmd_sync_work_destroy_t destroy)
 {
 	struct hci_cmd_sync_work_entry *entry;
+	int err = 0;
 
-	if (hci_dev_test_flag(hdev, HCI_UNREGISTER))
-		return -ENODEV;
+	mutex_lock(&hdev->unregister_lock);
+	if (hci_dev_test_flag(hdev, HCI_UNREGISTER)) {
+		err = -ENODEV;
+		goto unlock;
+	}
 
 	entry = kmalloc(sizeof(*entry), GFP_KERNEL);
-	if (!entry)
-		return -ENOMEM;
-
+	if (!entry) {
+		err = -ENOMEM;
+		goto unlock;
+	}
 	entry->func = func;
 	entry->data = data;
 	entry->destroy = destroy;
···
 
 	queue_work(hdev->req_workqueue, &hdev->cmd_sync_work);
 
-	return 0;
+unlock:
+	mutex_unlock(&hdev->unregister_lock);
+	return err;
 }
 EXPORT_SYMBOL(hci_cmd_sync_submit);
 
···
 	 */
 	if (!hci_dev_test_flag(hdev, HCI_SETUP) &&
 	    !hci_dev_test_flag(hdev, HCI_CONFIG))
+		return 0;
+
+	if (hci_dev_test_and_set_flag(hdev, HCI_DEBUGFS_CREATED))
 		return 0;
 
 	hci_debugfs_create_common(hdev);

net/bluetooth/l2cap_core.c

···
 	result = __le16_to_cpu(rsp->result);
 	status = __le16_to_cpu(rsp->status);
 
+	if (result == L2CAP_CR_SUCCESS && (dcid < L2CAP_CID_DYN_START ||
+					   dcid > L2CAP_CID_DYN_END))
+		return -EPROTO;
+
 	BT_DBG("dcid 0x%4.4x scid 0x%4.4x result 0x%2.2x status 0x%2.2x",
 	       dcid, scid, result, status);
 
···
 
 	switch (result) {
 	case L2CAP_CR_SUCCESS:
+		if (__l2cap_get_chan_by_dcid(conn, dcid)) {
+			err = -EBADSLT;
+			break;
+		}
+
 		l2cap_state_change(chan, BT_CONFIG);
 		chan->ident = 0;
 		chan->dcid = dcid;
···
 
 	chan->ops->set_shutdown(chan);
 
+	l2cap_chan_unlock(chan);
 	mutex_lock(&conn->chan_lock);
+	l2cap_chan_lock(chan);
 	l2cap_chan_del(chan, ECONNRESET);
 	mutex_unlock(&conn->chan_lock);
 
···
 		return 0;
 	}
 
+	l2cap_chan_unlock(chan);
 	mutex_lock(&conn->chan_lock);
+	l2cap_chan_lock(chan);
 	l2cap_chan_del(chan, 0);
 	mutex_unlock(&conn->chan_lock);
 

net/can/j1939/main.c

···
 #define J1939_CAN_ID CAN_EFF_FLAG
 #define J1939_CAN_MASK (CAN_EFF_FLAG | CAN_RTR_FLAG)
 
-static DEFINE_SPINLOCK(j1939_netdev_lock);
+static DEFINE_MUTEX(j1939_netdev_lock);
 
 static struct j1939_priv *j1939_priv_create(struct net_device *ndev)
 {
···
 	j1939_can_rx_unregister(priv);
 	j1939_ecu_unmap_all(priv);
 	j1939_priv_set(priv->ndev, NULL);
-	spin_unlock(&j1939_netdev_lock);
+	mutex_unlock(&j1939_netdev_lock);
 }
 
 /* get pointer to priv without increasing ref counter */
···
 {
 	struct j1939_priv *priv;
 
-	spin_lock(&j1939_netdev_lock);
+	mutex_lock(&j1939_netdev_lock);
 	priv = j1939_priv_get_by_ndev_locked(ndev);
-	spin_unlock(&j1939_netdev_lock);
+	mutex_unlock(&j1939_netdev_lock);
 
 	return priv;
 }
···
 	struct j1939_priv *priv, *priv_new;
 	int ret;
 
-	spin_lock(&j1939_netdev_lock);
+	mutex_lock(&j1939_netdev_lock);
 	priv = j1939_priv_get_by_ndev_locked(ndev);
 	if (priv) {
 		kref_get(&priv->rx_kref);
-		spin_unlock(&j1939_netdev_lock);
+		mutex_unlock(&j1939_netdev_lock);
 		return priv;
 	}
-	spin_unlock(&j1939_netdev_lock);
+	mutex_unlock(&j1939_netdev_lock);
 
 	priv = j1939_priv_create(ndev);
 	if (!priv)
···
 	spin_lock_init(&priv->j1939_socks_lock);
 	INIT_LIST_HEAD(&priv->j1939_socks);
 
-	spin_lock(&j1939_netdev_lock);
+	mutex_lock(&j1939_netdev_lock);
 	priv_new = j1939_priv_get_by_ndev_locked(ndev);
 	if (priv_new) {
 		/* Someone was faster than us, use their priv and roll
 		 * back our's.
 		 */
 		kref_get(&priv_new->rx_kref);
-		spin_unlock(&j1939_netdev_lock);
+		mutex_unlock(&j1939_netdev_lock);
 		dev_put(ndev);
 		kfree(priv);
 		return priv_new;
 	}
 	j1939_priv_set(ndev, priv);
-	spin_unlock(&j1939_netdev_lock);
 
 	ret = j1939_can_rx_register(priv);
 	if (ret < 0)
 		goto out_priv_put;
 
+	mutex_unlock(&j1939_netdev_lock);
 	return priv;
 
  out_priv_put:
 	j1939_priv_set(ndev, NULL);
+	mutex_unlock(&j1939_netdev_lock);
+
 	dev_put(ndev);
 	kfree(priv);
 
···
 
 void j1939_netdev_stop(struct j1939_priv *priv)
 {
-	kref_put_lock(&priv->rx_kref, __j1939_rx_release, &j1939_netdev_lock);
+	kref_put_mutex(&priv->rx_kref, __j1939_rx_release, &j1939_netdev_lock);
 	j1939_priv_put(priv);
 }
 

net/can/j1939/socket.c

···
 
 void j1939_sk_send_loop_abort(struct sock *sk, int err)
 {
+	struct j1939_sock *jsk = j1939_sk(sk);
+
+	if (jsk->state & J1939_SOCK_ERRQUEUE)
+		return;
+
 	sk->sk_err = err;
 
 	sk_error_report(sk);

net/core/dev.c

···
 		u32 next_cpu;
 		u32 ident;
 
-		/* First check into global flow table if there is a match */
-		ident = sock_flow_table->ents[hash & sock_flow_table->mask];
+		/* First check into global flow table if there is a match.
+		 * This READ_ONCE() pairs with WRITE_ONCE() from rps_record_sock_flow().
+		 */
+		ident = READ_ONCE(sock_flow_table->ents[hash & sock_flow_table->mask]);
 		if ((ident ^ hash) & ~rps_cpu_mask)
 			goto try_rps;
 
···
 		return NULL;
 	netdev_init_one_queue(dev, queue, NULL);
 	RCU_INIT_POINTER(queue->qdisc, &noop_qdisc);
-	queue->qdisc_sleeping = &noop_qdisc;
+	RCU_INIT_POINTER(queue->qdisc_sleeping, &noop_qdisc);
 	rcu_assign_pointer(dev->ingress_queue, queue);
 #endif
 	return queue;

net/core/skmsg.c

···
 
 		rcu_read_lock();
 		psock = sk_psock(sk);
-		psock->saved_data_ready(sk);
+		if (psock)
+			psock->saved_data_ready(sk);
 		rcu_read_unlock();
 	}
 }

net/dccp/proto.c

···
 	struct dccp_sock *dp = dccp_sk(sk);
 	struct inet_connection_sock *icsk = inet_csk(sk);
 
+	pr_warn_once("DCCP is deprecated and scheduled to be removed in 2025, "
+		     "please contact the netdev mailing list\n");
+
 	icsk->icsk_rto		= DCCP_TIMEOUT_INIT;
 	icsk->icsk_syn_retries	= sysctl_dccp_request_retries;
 	sk->sk_state		= DCCP_CLOSED;

net/handshake/handshake.h

···
 	struct list_head		hr_list;
 	struct rhash_head		hr_rhash;
 	unsigned long			hr_flags;
-	struct file			*hr_file;
 	const struct handshake_proto	*hr_proto;
 	struct sock			*hr_sk;
 	void				(*hr_odestruct)(struct sock *sk);

net/handshake/request.c

···
 	}
 	req->hr_odestruct = req->hr_sk->sk_destruct;
 	req->hr_sk->sk_destruct = handshake_sk_destruct;
-	req->hr_file = sock->file;
 
 	ret = -EOPNOTSUPP;
 	net = sock_net(req->hr_sk);
···
 		trace_handshake_cancel_busy(net, req, sk);
 		return false;
 	}
-
-	/* Request accepted and waiting for DONE */
-	fput(req->hr_file);
 
 out_true:
 	trace_handshake_cancel(net, req, sk);

net/ipv4/sysctl_net_ipv4.c

···
 static int ip_ttl_max = 255;
 static int tcp_syn_retries_min = 1;
 static int tcp_syn_retries_max = MAX_TCP_SYNCNT;
-static int ip_ping_group_range_min[] = { 0, 0 };
-static int ip_ping_group_range_max[] = { GID_T_MAX, GID_T_MAX };
+static unsigned long ip_ping_group_range_min[] = { 0, 0 };
+static unsigned long ip_ping_group_range_max[] = { GID_T_MAX, GID_T_MAX };
 static u32 u32_max_div_HZ = UINT_MAX / HZ;
 static int one_day_secs = 24 * 3600;
 static u32 fib_multipath_hash_fields_all_mask __maybe_unused =
···
 {
 	struct user_namespace *user_ns = current_user_ns();
 	int ret;
-	gid_t urange[2];
+	unsigned long urange[2];
 	kgid_t low, high;
 	struct ctl_table tmp = {
 		.data = &urange,
···
 	inet_get_ping_group_range_table(table, &low, &high);
 	urange[0] = from_kgid_munged(user_ns, low);
 	urange[1] = from_kgid_munged(user_ns, high);
-	ret = proc_dointvec_minmax(&tmp, write, buffer, lenp, ppos);
+	ret = proc_doulongvec_minmax(&tmp, write, buffer, lenp, ppos);
 
 	if (write && ret == 0) {
 		low = make_kgid(user_ns, urange[0]);

net/ipv4/tcp_offload.c

···
 	struct tcphdr *th;
 	unsigned int thlen;
 	unsigned int seq;
-	__be32 delta;
 	unsigned int oldlen;
 	unsigned int mss;
 	struct sk_buff *gso_skb = skb;
 	__sum16 newcheck;
 	bool ooo_okay, copy_destructor;
+	__wsum delta;
 
 	th = tcp_hdr(skb);
 	thlen = th->doff * 4;
···
 	if (!pskb_may_pull(skb, thlen))
 		goto out;
 
-	oldlen = (u16)~skb->len;
+	oldlen = ~skb->len;
 	__skb_pull(skb, thlen);
 
 	mss = skb_shinfo(skb)->gso_size;
···
 	if (skb_is_gso(segs))
 		mss *= skb_shinfo(segs)->gso_segs;
 
-	delta = htonl(oldlen + (thlen + mss));
+	delta = (__force __wsum)htonl(oldlen + thlen + mss);
 
 	skb = segs;
 	th = tcp_hdr(skb);
···
 	if (unlikely(skb_shinfo(gso_skb)->tx_flags & SKBTX_SW_TSTAMP))
 		tcp_gso_tstamp(segs, skb_shinfo(gso_skb)->tskey, seq, mss);
 
-	newcheck = ~csum_fold((__force __wsum)((__force u32)th->check +
-					       (__force u32)delta));
+	newcheck = ~csum_fold(csum_add(csum_unfold(th->check), delta));
 
 	while (skb->next) {
 		th->fin = th->psh = 0;
···
 			WARN_ON_ONCE(refcount_sub_and_test(-delta, &skb->sk->sk_wmem_alloc));
 	}
 
-	delta = htonl(oldlen + (skb_tail_pointer(skb) -
-				skb_transport_header(skb)) +
-		      skb->data_len);
-	th->check = ~csum_fold((__force __wsum)((__force u32)th->check +
-				(__force u32)delta));
+	delta = (__force __wsum)htonl(oldlen +
+				      (skb_tail_pointer(skb) -
+				       skb_transport_header(skb)) +
+				      skb->data_len);
+	th->check = ~csum_fold(csum_add(csum_unfold(th->check), delta));
 	if (skb->ip_summed == CHECKSUM_PARTIAL)
 		gso_reset_checksum(skb, ~th->check);
 	else

net/ipv4/udplite.c

···
 {
 	udp_init_sock(sk);
 	udp_sk(sk)->pcflag = UDPLITE_BIT;
+	pr_warn_once("UDP-Lite is deprecated and scheduled to be removed in 2025, "
+		     "please contact the netdev mailing list\n");
 	return 0;
 }
 

net/ipv6/exthdrs.c

···
 		return -1;
 	}
 
-	if (skb_cloned(skb)) {
-		if (pskb_expand_head(skb, IPV6_RPL_SRH_WORST_SWAP_SIZE, 0,
-				     GFP_ATOMIC)) {
-			__IP6_INC_STATS(net, ip6_dst_idev(skb_dst(skb)),
-					IPSTATS_MIB_OUTDISCARDS);
-			kfree_skb(skb);
-			return -1;
-		}
-	} else {
-		err = skb_cow_head(skb, IPV6_RPL_SRH_WORST_SWAP_SIZE);
-		if (unlikely(err)) {
-			kfree_skb(skb);
-			return -1;
-		}
-	}
-
-	hdr = (struct ipv6_rpl_sr_hdr *)skb_transport_header(skb);
-
 	if (!pskb_may_pull(skb, ipv6_rpl_srh_size(n, hdr->cmpri,
 						  hdr->cmpre))) {
 		kfree_skb(skb);
···
 	skb_pull(skb, ((hdr->hdrlen + 1) << 3));
 	skb_postpull_rcsum(skb, oldhdr,
 			   sizeof(struct ipv6hdr) + ((hdr->hdrlen + 1) << 3));
+	if (unlikely(!hdr->segments_left)) {
+		if (pskb_expand_head(skb, sizeof(struct ipv6hdr) + ((chdr->hdrlen + 1) << 3), 0,
+				     GFP_ATOMIC)) {
+			__IP6_INC_STATS(net, ip6_dst_idev(skb_dst(skb)), IPSTATS_MIB_OUTDISCARDS);
+			kfree_skb(skb);
+			kfree(buf);
+			return -1;
+		}
+
+		oldhdr = ipv6_hdr(skb);
+	}
 	skb_push(skb, ((chdr->hdrlen + 1) << 3) + sizeof(struct ipv6hdr));
 	skb_reset_network_header(skb);
 	skb_mac_header_rebuild(skb);

net/ipv6/ping.c

···
 	addr_type = ipv6_addr_type(daddr);
 	if ((__ipv6_addr_needs_scope_id(addr_type) && !oif) ||
 	    (addr_type & IPV6_ADDR_MAPPED) ||
-	    (oif && sk->sk_bound_dev_if && oif != sk->sk_bound_dev_if))
+	    (oif && sk->sk_bound_dev_if && oif != sk->sk_bound_dev_if &&
+	     l3mdev_master_ifindex_by_index(sock_net(sk), oif) != sk->sk_bound_dev_if))
 		return -EINVAL;
 
 	ipcm6_init_sk(&ipc6, np);

net/ipv6/route.c

···
 	{
 		.procname	=	"skip_notify_on_dev_down",
 		.data		=	&init_net.ipv6.sysctl.skip_notify_on_dev_down,
-		.maxlen		=	sizeof(int),
+		.maxlen		=	sizeof(u8),
 		.mode		=	0644,
-		.proc_handler	=	proc_dointvec_minmax,
+		.proc_handler	=	proc_dou8vec_minmax,
 		.extra1		=	SYSCTL_ZERO,
 		.extra2		=	SYSCTL_ONE,
 	},

net/ipv6/udplite.c

···
  *  Changes:
  *  Fixes:
  */
+#define pr_fmt(fmt) "UDPLite6: " fmt
+
 #include <linux/export.h>
 #include <linux/proc_fs.h>
 #include "udp_impl.h"
···
 {
 	udpv6_init_sock(sk);
 	udp_sk(sk)->pcflag = UDPLITE_BIT;
+	pr_warn_once("UDP-Lite is deprecated and scheduled to be removed in 2025, "
+		     "please contact the netdev mailing list\n");
 	return 0;
 }
 

net/mac80211/cfg.c

···
 				   unsigned int link_id)
 {
 	struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
+	int res;
 
 	if (wdev->use_4addr)
 		return -EOPNOTSUPP;
 
-	return ieee80211_vif_set_links(sdata, wdev->valid_links);
+	mutex_lock(&sdata->local->mtx);
+	res = ieee80211_vif_set_links(sdata, wdev->valid_links);
+	mutex_unlock(&sdata->local->mtx);
+
+	return res;
 }
 
 static void ieee80211_del_intf_link(struct wiphy *wiphy,
···
 {
 	struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
 
+	mutex_lock(&sdata->local->mtx);
 	ieee80211_vif_set_links(sdata, wdev->valid_links);
+	mutex_unlock(&sdata->local->mtx);
 }
 
 static int sta_add_link_station(struct ieee80211_local *local,

net/mac80211/he.c

···
  * HE handling
  *
  * Copyright(c) 2017 Intel Deutschland GmbH
- * Copyright(c) 2019 - 2022 Intel Corporation
+ * Copyright(c) 2019 - 2023 Intel Corporation
  */
 
 #include "ieee80211_i.h"
···
 				  struct link_sta_info *link_sta)
 {
 	struct ieee80211_sta_he_cap *he_cap = &link_sta->pub->he_cap;
+	const struct ieee80211_sta_he_cap *own_he_cap_ptr;
 	struct ieee80211_sta_he_cap own_he_cap;
 	struct ieee80211_he_cap_elem *he_cap_ie_elem = (void *)he_cap_ie;
 	u8 he_ppe_size;
···
 
 	memset(he_cap, 0, sizeof(*he_cap));
 
-	if (!he_cap_ie ||
-	    !ieee80211_get_he_iftype_cap(sband,
-					 ieee80211_vif_type_p2p(&sdata->vif)))
+	if (!he_cap_ie)
 		return;
 
-	own_he_cap = sband->iftype_data->he_cap;
+	own_he_cap_ptr =
+		ieee80211_get_he_iftype_cap(sband,
+					    ieee80211_vif_type_p2p(&sdata->vif));
+	if (!own_he_cap_ptr)
+		return;
+
+	own_he_cap = *own_he_cap_ptr;
 
 	/* Make sure size is OK */
 	mcs_nss_size = ieee80211_he_mcs_nss_size(he_cap_ie_elem);

net/mac80211/ieee80211_i.h

···
 	return ieee802_11_parse_elems_crc(start, len, action, 0, 0, bss);
 }
 
-void ieee80211_fragment_element(struct sk_buff *skb, u8 *len_pos);
+void ieee80211_fragment_element(struct sk_buff *skb, u8 *len_pos, u8 frag_id);
 
 extern const int ieee802_1d_to_ac[8];
 

net/mac80211/link.c

···
 /*
  * MLO link handling
  *
- * Copyright (C) 2022 Intel Corporation
+ * Copyright (C) 2022-2023 Intel Corporation
  */
 #include <linux/slab.h>
 #include <linux/kernel.h>
···
 						 IEEE80211_CHANCTX_SHARED);
 		WARN_ON_ONCE(ret);
 
+		ieee80211_mgd_set_link_qos_params(link);
 		ieee80211_link_info_change_notify(sdata, link,
 						  BSS_CHANGED_ERP_CTS_PROT |
 						  BSS_CHANGED_ERP_PREAMBLE |
···
 						  BSS_CHANGED_TWT |
 						  BSS_CHANGED_HE_OBSS_PD |
 						  BSS_CHANGED_HE_BSS_COLOR);
-		ieee80211_mgd_set_link_qos_params(link);
 	}
 
 	old_active = sdata->vif.active_links;

net/mac80211/mlme.c

···
 					       const u16 *inner)
 {
 	unsigned int skb_len = skb->len;
+	bool at_extension = false;
 	bool added = false;
 	int i, j;
 	u8 *len, *list_len = NULL;
···
 	for (i = 0; i < PRESENT_ELEMS_MAX && outer[i]; i++) {
 		u16 elem = outer[i];
 		bool have_inner = false;
-		bool at_extension = false;
 
 		/* should at least be sorted in the sense of normal -> ext */
 		WARN_ON(at_extension && elem < PRESENT_ELEM_EXT_OFFS);
···
 		}
 		*list_len += 1;
 		skb_put_u8(skb, (u8)elem);
+		added = true;
 	}
 
+	/* if we added a list but no extension list, make a zero-len one */
+	if (added && (!at_extension || !list_len))
+		skb_put_u8(skb, 0);
+
+	/* if nothing added remove extension element completely */
 	if (!added)
 		skb_trim(skb, skb_len);
 	else
···
 		ieee80211_add_non_inheritance_elem(skb, outer_present_elems,
 						   link_present_elems);
 
-		ieee80211_fragment_element(skb, subelem_len);
+		ieee80211_fragment_element(skb, subelem_len,
+					   IEEE80211_MLE_SUBELEM_FRAGMENT);
 	}
 
-	ieee80211_fragment_element(skb, ml_elem_len);
+	ieee80211_fragment_element(skb, ml_elem_len, WLAN_EID_FRAGMENT);
 }
 
 static int ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)

net/mac80211/rx.c

···
 	}
 
 	if (unlikely(rx->sta && rx->sta->sta.mlo) &&
-	    is_unicast_ether_addr(hdr->addr1)) {
+	    is_unicast_ether_addr(hdr->addr1) &&
+	    !ieee80211_is_probe_resp(hdr->frame_control) &&
+	    !ieee80211_is_beacon(hdr->frame_control)) {
 		/* translate to MLD addresses */
 		if (ether_addr_equal(link->conf->addr, hdr->addr1))
 			ether_addr_copy(hdr->addr1, rx->sdata->vif.addr);

net/mac80211/tx.c

···
 				       struct sk_buff *skb)
 {
 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-	unsigned long links = sdata->vif.valid_links;
+	unsigned long links = sdata->vif.active_links;
 	unsigned int link;
 	u32 ctrl_flags = IEEE80211_TX_CTRL_MCAST_MLO_FIRST_TX;
 
···
 {
 	struct ieee80211_ema_beacons *ema_beacons = NULL;
 
-	WARN_ON(__ieee80211_beacon_get(hw, vif, NULL, false, link_id, 0,
+	WARN_ON(__ieee80211_beacon_get(hw, vif, NULL, true, link_id, 0,
 				       &ema_beacons));
 
 	return ema_beacons;
···
 		rcu_read_unlock();
 
 		if (WARN_ON_ONCE(link == ARRAY_SIZE(sdata->vif.link_conf)))
-			link = ffs(sdata->vif.valid_links) - 1;
+			link = ffs(sdata->vif.active_links) - 1;
 	}
 
 	IEEE80211_SKB_CB(skb)->control.flags |=
···
 		band = chanctx_conf->def.chan->band;
 	} else {
 		WARN_ON(link_id >= 0 &&
-			!(sdata->vif.valid_links & BIT(link_id)));
+			!(sdata->vif.active_links & BIT(link_id)));
 		/* MLD transmissions must not rely on the band */
 		band = 0;
 	}

net/mac80211/util.c

···
 	return pos;
 }
 
-void ieee80211_fragment_element(struct sk_buff *skb, u8 *len_pos)
+void ieee80211_fragment_element(struct sk_buff *skb, u8 *len_pos, u8 frag_id)
 {
 	unsigned int elem_len;
 
···
 		memmove(len_pos + 255 + 3, len_pos + 255 + 1, elem_len);
 		/* place the fragment ID */
 		len_pos += 255 + 1;
-		*len_pos = WLAN_EID_FRAGMENT;
+		*len_pos = frag_id;
 		/* and point to fragment length to update later */
 		len_pos++;
 	}

net/mptcp/pm.c

···
 	unsigned int subflows_max;
 	int ret = 0;
 
-	if (mptcp_pm_is_userspace(msk))
-		return mptcp_userspace_pm_active(msk);
+	if (mptcp_pm_is_userspace(msk)) {
+		if (mptcp_userspace_pm_active(msk)) {
+			spin_lock_bh(&pm->lock);
+			pm->subflows++;
+			spin_unlock_bh(&pm->lock);
+			return true;
+		}
+		return false;
+	}
 
 	subflows_max = mptcp_pm_get_subflows_max(msk);
 
···
 	struct mptcp_pm_data *pm = &msk->pm;
 	bool update_subflows;
 
-	update_subflows = (subflow->request_join || subflow->mp_join) &&
-			  mptcp_pm_is_kernel(msk);
+	update_subflows = subflow->request_join || subflow->mp_join;
+	if (mptcp_pm_is_userspace(msk)) {
+		if (update_subflows) {
+			spin_lock_bh(&pm->lock);
+			pm->subflows--;
+			spin_unlock_bh(&pm->lock);
+		}
+		return;
+	}
+
 	if (!READ_ONCE(pm->work_pending) && !update_subflows)
 		return;
 

net/mptcp/pm_netlink.c

···
 	return ret;
 }
 
+void mptcp_pm_remove_addrs(struct mptcp_sock *msk, struct list_head *rm_list)
+{
+	struct mptcp_rm_list alist = { .nr = 0 };
+	struct mptcp_pm_addr_entry *entry;
+
+	list_for_each_entry(entry, rm_list, list) {
+		remove_anno_list_by_saddr(msk, &entry->addr);
+		if (alist.nr < MPTCP_RM_IDS_MAX)
+			alist.ids[alist.nr++] = entry->addr.id;
+	}
+
+	if (alist.nr) {
+		spin_lock_bh(&msk->pm.lock);
+		mptcp_pm_remove_addr(msk, &alist);
+		spin_unlock_bh(&msk->pm.lock);
+	}
+}
+
 void mptcp_pm_remove_addrs_and_subflows(struct mptcp_sock *msk,
 					struct list_head *rm_list)
 {

net/mptcp/pm_userspace.c

···
 							MPTCP_PM_MAX_ADDR_ID + 1,
 							1);
 		list_add_tail_rcu(&e->list, &msk->pm.userspace_pm_local_addr_list);
+		msk->pm.local_addr_used++;
 		ret = e->addr.id;
 	} else if (match) {
 		ret = entry->addr.id;
···
 append_err:
 	spin_unlock_bh(&msk->pm.lock);
 	return ret;
+}
+
+/* If the subflow is closed from the other peer (not via a
+ * subflow destroy command then), we want to keep the entry
+ * not to assign the same ID to another address and to be
+ * able to send RM_ADDR after the removal of the subflow.
+ */
+static int mptcp_userspace_pm_delete_local_addr(struct mptcp_sock *msk,
+						struct mptcp_pm_addr_entry *addr)
+{
+	struct mptcp_pm_addr_entry *entry, *tmp;
+
+	list_for_each_entry_safe(entry, tmp, &msk->pm.userspace_pm_local_addr_list, list) {
+		if (mptcp_addresses_equal(&entry->addr, &addr->addr, false)) {
+			/* TODO: a refcount is needed because the entry can
+			 * be used multiple times (e.g. fullmesh mode).
+			 */
+			list_del_rcu(&entry->list);
+			kfree(entry);
+			msk->pm.local_addr_used--;
+			return 0;
+		}
+	}
+
+	return -EINVAL;
 }
 
 int mptcp_userspace_pm_get_flags_and_ifindex_by_id(struct mptcp_sock *msk,
···
 	spin_lock_bh(&msk->pm.lock);
 
 	if (mptcp_pm_alloc_anno_list(msk, &addr_val)) {
+		msk->pm.add_addr_signaled++;
 		mptcp_pm_announce_addr(msk, &addr_val.addr, false);
 		mptcp_pm_nl_addr_send_ack(msk);
 	}
···
 
 	list_move(&match->list, &free_list);
 
-	mptcp_pm_remove_addrs_and_subflows(msk, &free_list);
+	mptcp_pm_remove_addrs(msk, &free_list);
 
 	release_sock((struct sock *)msk);
 
···
 	struct nlattr *raddr = info->attrs[MPTCP_PM_ATTR_ADDR_REMOTE];
 	struct nlattr *token = info->attrs[MPTCP_PM_ATTR_TOKEN];
 	struct nlattr *laddr = info->attrs[MPTCP_PM_ATTR_ADDR];
+	struct mptcp_pm_addr_entry local = { 0 };
 	struct mptcp_addr_info addr_r;
 	struct mptcp_addr_info addr_l;
 	struct mptcp_sock *msk;
···
 		goto create_err;
 	}
 
+	local.addr = addr_l;
+	err = mptcp_userspace_pm_append_new_local_addr(msk, &local);
+	if (err < 0) {
+		GENL_SET_ERR_MSG(info, "did not match address and id");
+		goto create_err;
+	}
+
 	lock_sock(sk);
 
 	err = __mptcp_subflow_connect(sk, &addr_l, &addr_r);
 
 	release_sock(sk);
+
+	spin_lock_bh(&msk->pm.lock);
+	if (err)
+		mptcp_userspace_pm_delete_local_addr(msk, &local);
+	else
+		msk->pm.subflows++;
+	spin_unlock_bh(&msk->pm.lock);
 
  create_err:
 	sock_put((struct sock *)msk);
···
 	ssk = mptcp_nl_find_ssk(msk, &addr_l, &addr_r);
 	if (ssk) {
 		struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(ssk);
+		struct mptcp_pm_addr_entry entry = { .addr = addr_l };
 
+		spin_lock_bh(&msk->pm.lock);
+		mptcp_userspace_pm_delete_local_addr(msk, &entry);
+		spin_unlock_bh(&msk->pm.lock);
 		mptcp_subflow_shutdown(sk, ssk, RCV_SHUTDOWN | SEND_SHUTDOWN);
 		mptcp_close_ssk(sk, ssk, subflow);
 		MPTCP_INC_STATS(sock_net(sk), MPTCP_MIB_RMSUBFLOW);

net/mptcp/protocol.h

···
 			   bool echo);
 int mptcp_pm_remove_addr(struct mptcp_sock *msk, const struct mptcp_rm_list *rm_list);
 int mptcp_pm_remove_subflow(struct mptcp_sock *msk, const struct mptcp_rm_list *rm_list);
+void mptcp_pm_remove_addrs(struct mptcp_sock *msk, struct list_head *rm_list);
 void mptcp_pm_remove_addrs_and_subflows(struct mptcp_sock *msk,
 					struct list_head *rm_list);
 

net/netfilter/ipset/ip_set_core.c

···
 	bool eexist = flags & IPSET_FLAG_EXIST, retried = false;
 
 	do {
+		if (retried) {
+			__ip_set_get(set);
+			nfnl_unlock(NFNL_SUBSYS_IPSET);
+			cond_resched();
+			nfnl_lock(NFNL_SUBSYS_IPSET);
+			__ip_set_put(set);
+		}
+
 		ip_set_lock(set);
 		ret = set->variant->uadt(set, tb, adt, &lineno, flags, retried);
 		ip_set_unlock(set);

net/netfilter/nf_conntrack_core.c

···
 		return 0;
 
 	helper = rcu_dereference(help->helper);
+	if (!helper)
+		return 0;
+
 	if (!(helper->flags & NF_CT_HELPER_F_USERSPACE))
 		return 0;
 

net/netfilter/nf_flow_table_core.c

···
 EXPORT_SYMBOL_GPL(flow_offload_add);
 
 void flow_offload_refresh(struct nf_flowtable *flow_table,
-			  struct flow_offload *flow)
+			  struct flow_offload *flow, bool force)
 {
 	u32 timeout;
 
 	timeout = nf_flowtable_time_stamp + flow_offload_get_timeout(flow);
-	if (timeout - READ_ONCE(flow->timeout) > HZ)
+	if (force || timeout - READ_ONCE(flow->timeout) > HZ)
 		WRITE_ONCE(flow->timeout, timeout);
 	else
 		return;
···
 	nf_flow_offload_add(flow_table, flow);
 }
 EXPORT_SYMBOL_GPL(flow_offload_refresh);
+
+static bool nf_flow_is_outdated(const struct flow_offload *flow)
+{
+	return test_bit(IPS_SEEN_REPLY_BIT, &flow->ct->status) &&
+		!test_bit(NF_FLOW_HW_ESTABLISHED, &flow->flags);
+}
 
 static inline bool nf_flow_has_expired(const struct flow_offload *flow)
 {
···
 				    struct flow_offload *flow, void *data)
 {
 	if (nf_flow_has_expired(flow) ||
-	    nf_ct_is_dying(flow->ct))
+	    nf_ct_is_dying(flow->ct) ||
+	    nf_flow_is_outdated(flow))
 		flow_offload_teardown(flow);
 
 	if (test_bit(NF_FLOW_TEARDOWN, &flow->flags)) {

net/netfilter/nf_flow_table_ip.c

···
 	if (skb_try_make_writable(skb, thoff + hdrsize))
 		return NF_DROP;
 
-	flow_offload_refresh(flow_table, flow);
+	flow_offload_refresh(flow_table, flow, false);
 
 	nf_flow_encap_pop(skb, tuplehash);
 	thoff -= offset;
···
 	if (skb_try_make_writable(skb, thoff + hdrsize))
 		return NF_DROP;
 
-	flow_offload_refresh(flow_table, flow);
+	flow_offload_refresh(flow_table, flow, false);
 
 	nf_flow_encap_pop(skb, tuplehash);
 

net/netfilter/nf_tables_api.c

···
 
 	if (nft_base_chain_netdev(family, ops->hooknum)) {
 		nest_devs = nla_nest_start_noflag(skb, NFTA_HOOK_DEVS);
+		if (!nest_devs)
+			goto nla_put_failure;
 
 		if (!hook_list)
 			hook_list = &basechain->hook_list;
···
 	if (flow)
 		nft_flow_rule_destroy(flow);
 err_release_rule:
-	nf_tables_rule_release(&ctx, rule);
+	nft_rule_expr_deactivate(&ctx, rule, NFT_TRANS_PREPARE);
+	nf_tables_rule_destroy(&ctx, rule);
 err_release_expr:
 	for (i = 0; i < n; i++) {
 		if (expr_info[i].ops) {
···
 
 	set->num_exprs = num_exprs;
 	set->handle = nf_tables_alloc_handle(table);
+	INIT_LIST_HEAD(&set->pending_update);
 
 	err = nft_trans_set_add(&ctx, NFT_MSG_NEWSET, set);
 	if (err < 0)
···
 				continue;
 			}
 
-			if (WARN_ON_ONCE(data + expr->ops->size > data_boundary))
+			if (WARN_ON_ONCE(data + size + expr->ops->size > data_boundary))
 				return -ENOMEM;
 
 			memcpy(data + size, expr, expr->ops->size);
···
 	}
 }
 
+static void nft_set_commit_update(struct list_head *set_update_list)
+{
+	struct nft_set *set, *next;
+
+	list_for_each_entry_safe(set, next, set_update_list, pending_update) {
+		list_del_init(&set->pending_update);
+
+		if (!set->ops->commit)
+			continue;
+
+		set->ops->commit(set);
+	}
+}
+
 static int nf_tables_commit(struct net *net, struct sk_buff *skb)
 {
 	struct nftables_pernet *nft_net = nft_pernet(net);
 	struct nft_trans *trans, *next;
+	LIST_HEAD(set_update_list);
 	struct nft_trans_elem *te;
 	struct nft_chain *chain;
 	struct nft_table *table;
···
 			nf_tables_setelem_notify(&trans->ctx, te->set,
 						 &te->elem,
 						 NFT_MSG_NEWSETELEM);
+			if (te->set->ops->commit &&
+			    list_empty(&te->set->pending_update)) {
+				list_add_tail(&te->set->pending_update,
+					      &set_update_list);
+			}
 			nft_trans_destroy(trans);
 			break;
 		case NFT_MSG_DELSETELEM:
···
 			if (!nft_setelem_is_catchall(te->set, &te->elem)) {
 				atomic_dec(&te->set->nelems);
 				te->set->ndeact--;
+			}
+			if (te->set->ops->commit &&
+			    list_empty(&te->set->pending_update)) {
+				list_add_tail(&te->set->pending_update,
+					      &set_update_list);
 			}
 			break;
 		case NFT_MSG_NEWOBJ:
···
 		}
 	}
 
+	nft_set_commit_update(&set_update_list);
+
 	nft_commit_notify(net, NETLINK_CB(skb).portid);
 	nf_tables_gen_notify(net, skb, NFT_MSG_NEWGEN);
 	nf_tables_commit_audit_log(&adl, nft_net->base_seq);
···
 	kfree(trans);
 }
 
+static void nft_set_abort_update(struct list_head *set_update_list)
+{
+	struct nft_set *set, *next;
+
+	list_for_each_entry_safe(set, next, set_update_list, pending_update) {
+		list_del_init(&set->pending_update);
+
+		if (!set->ops->abort)
+			continue;
+
+		set->ops->abort(set);
+	}
+}
+
 static int __nf_tables_abort(struct net *net, enum nfnl_abort_action action)
 {
 	struct nftables_pernet *nft_net = nft_pernet(net);
 	struct nft_trans *trans, *next;
+	LIST_HEAD(set_update_list);
 	struct nft_trans_elem *te;
 
 	if (action == NFNL_ABORT_VALIDATE &&
···
 			nft_setelem_remove(net, te->set, &te->elem);
 			if (!nft_setelem_is_catchall(te->set, &te->elem))
 				atomic_dec(&te->set->nelems);
+
+			if (te->set->ops->abort &&
+			    list_empty(&te->set->pending_update)) {
+				list_add_tail(&te->set->pending_update,
+					      &set_update_list);
+			}
 			break;
 		case NFT_MSG_DELSETELEM:
 		case NFT_MSG_DESTROYSETELEM:
···
 			if (!nft_setelem_is_catchall(te->set, &te->elem))
 				te->set->ndeact--;
 
+			if (te->set->ops->abort &&
+			    list_empty(&te->set->pending_update)) {
+				list_add_tail(&te->set->pending_update,
+					      &set_update_list);
+			}
 			nft_trans_destroy(trans);
 			break;
 		case NFT_MSG_NEWOBJ:
···
 			break;
 		}
 	}
+
+	nft_set_abort_update(&set_update_list);
 
 	synchronize_rcu();
 

net/netfilter/nfnetlink.c

···
 			 * processed, this avoids that the same error is
 			 * reported several times when replaying the batch.
 			 */
-			if (nfnl_err_add(&err_list, nlh, err, &extack) < 0) {
+			if (err == -ENOMEM ||
+			    nfnl_err_add(&err_list, nlh, err, &extack) < 0) {
 				/* We failed to enqueue an error, reset the
 				 * list of errors and send OOM to userspace
 				 * pointing to the batch header.

net/netfilter/nft_bitwise.c

···
 	dreg = priv->dreg;
 	regcount = DIV_ROUND_UP(priv->len, NFT_REG32_SIZE);
 	for (i = 0; i < regcount; i++, dreg++)
-		track->regs[priv->dreg].bitwise = expr;
+		track->regs[dreg].bitwise = expr;
 
 	return false;
 }

net/netfilter/nft_set_pipapo.c

···
 	}
 }
 
-/**
- * pipapo_reclaim_match - RCU callback to free fields from old matching data
- * @rcu:	RCU head
- */
-static void pipapo_reclaim_match(struct rcu_head *rcu)
+static void pipapo_free_match(struct nft_pipapo_match *m)
 {
-	struct nft_pipapo_match *m;
 	int i;
-
-	m = container_of(rcu, struct nft_pipapo_match, rcu);
 
 	for_each_possible_cpu(i)
 		kfree(*per_cpu_ptr(m->scratch, i));
···
 }
 
 /**
- * pipapo_commit() - Replace lookup data with current working copy
+ * pipapo_reclaim_match - RCU callback to free fields from old matching data
+ * @rcu:	RCU head
+ */
+static void pipapo_reclaim_match(struct rcu_head *rcu)
+{
+	struct nft_pipapo_match *m;
+
+	m = container_of(rcu, struct nft_pipapo_match, rcu);
+	pipapo_free_match(m);
+}
+
+/**
+ * nft_pipapo_commit() - Replace lookup data with current working copy
  * @set:	nftables API set representation
  *
  * While at it, check if we should perform garbage collection on the working
···
  * We also need to create a new working copy for subsequent insertions and
  * deletions.
  */
-static void pipapo_commit(const struct nft_set *set)
+static void nft_pipapo_commit(const struct nft_set *set)
 {
 	struct nft_pipapo *priv = nft_set_priv(set);
 	struct nft_pipapo_match *new_clone, *old;
···
 	priv->clone = new_clone;
 }
 
+static void nft_pipapo_abort(const struct nft_set *set)
+{
+	struct nft_pipapo *priv = nft_set_priv(set);
+	struct nft_pipapo_match *new_clone, *m;
+
+	if (!priv->dirty)
+		return;
+
+	m = rcu_dereference(priv->match);
+
+	new_clone = pipapo_clone(m);
+	if (IS_ERR(new_clone))
+		return;
+
+	priv->dirty = false;
+
+	pipapo_free_match(priv->clone);
+	priv->clone = new_clone;
+}
+
 /**
  * nft_pipapo_activate() - Mark element reference as active given key, commit
  * @net:	Network namespace
···
  * @elem:	nftables API element representation containing key data
  *
  * On insertion, elements are added to a copy of the matching data currently
- * in use for lookups, and not directly inserted into current lookup data, so
- * we'll take care of that by calling pipapo_commit() here. Both
+ * in use for lookups, and not directly inserted into current lookup data. Both
  * nft_pipapo_insert() and nft_pipapo_activate() are called once for each
  * element, hence we can't purpose either one as a real commit operation.
  */
···
 
 	nft_set_elem_change_active(net, set, &e->ext);
 	nft_set_elem_clear_busy(&e->ext);
-
-	pipapo_commit(set);
 }
 
 /**
···
 		if (i == m->field_count) {
 			priv->dirty = true;
 			pipapo_drop(m, rulemap);
-			pipapo_commit(set);
 			return;
 		}
 
···
 		.init		= nft_pipapo_init,
 		.destroy	= nft_pipapo_destroy,
 		.gc_init	= nft_pipapo_gc_init,
+		.commit		= nft_pipapo_commit,
+		.abort		= nft_pipapo_abort,
 		.elemsize	= offsetof(struct nft_pipapo_elem, ext),
 	},
 };
···
 		.init		= nft_pipapo_init,
 		.destroy	= nft_pipapo_destroy,
 		.gc_init	= nft_pipapo_gc_init,
+		.commit		= nft_pipapo_commit,
+		.abort		= nft_pipapo_abort,
 		.elemsize	= offsetof(struct nft_pipapo_elem, ext),
 	},
 };

net/netlabel/netlabel_kapi.c

···
 
 	offset -= iter->startbit;
 	idx = offset / NETLBL_CATMAP_MAPSIZE;
-	iter->bitmap[idx] |= bitmap << (offset % NETLBL_CATMAP_MAPSIZE);
+	iter->bitmap[idx] |= (NETLBL_CATMAP_MAPTYPE)bitmap
+			     << (offset % NETLBL_CATMAP_MAPSIZE);
 
 	return 0;
 }

net/openvswitch/datapath.c

···
 	/* First drop references to device. */
 	hlist_del_rcu(&p->dp_hash_node);
 
-	/* Free percpu memory */
-	free_percpu(p->upcall_stats);
-
 	/* Then destroy it. */
 	ovs_vport_del(p);
 }
···
 		goto err_destroy_portids;
 	}
 
-	vport->upcall_stats = netdev_alloc_pcpu_stats(struct vport_upcall_stats_percpu);
-	if (!vport->upcall_stats) {
-		err = -ENOMEM;
-		goto err_destroy_vport;
-	}
-
 	err = ovs_dp_cmd_fill_info(dp, reply, info->snd_portid,
 				   info->snd_seq, 0, OVS_DP_CMD_NEW);
 	BUG_ON(err < 0);
···
 	ovs_notify(&dp_datapath_genl_family, reply, info);
 	return 0;
 
-err_destroy_vport:
-	ovs_dp_detach_port(vport);
 err_destroy_portids:
 	kfree(rcu_dereference_raw(dp->upcall_portids));
 err_unlock_and_destroy_meters:
···
 		goto exit_unlock_free;
 	}
 
-	vport->upcall_stats = netdev_alloc_pcpu_stats(struct vport_upcall_stats_percpu);
-	if (!vport->upcall_stats) {
-		err = -ENOMEM;
-		goto exit_unlock_free_vport;
-	}
-
 	err = ovs_vport_cmd_fill_info(vport, reply, genl_info_net(info),
 				      info->snd_portid, info->snd_seq, 0,
 				      OVS_VPORT_CMD_NEW, GFP_KERNEL);
···
 	ovs_notify(&dp_vport_genl_family, reply, info);
 	return 0;
 
-exit_unlock_free_vport:
-	ovs_dp_detach_port(vport);
 exit_unlock_free:
 	ovs_unlock();
 	kfree_skb(reply);

net/openvswitch/vport.c

···
 {
 	struct vport *vport;
 	size_t alloc_size;
+	int err;
 
 	alloc_size = sizeof(struct vport);
 	if (priv_size) {
···
 	if (!vport)
 		return ERR_PTR(-ENOMEM);
 
+	vport->upcall_stats = netdev_alloc_pcpu_stats(struct vport_upcall_stats_percpu);
+	if (!vport->upcall_stats) {
+		err = -ENOMEM;
+		goto err_kfree_vport;
+	}
+
 	vport->dp = parms->dp;
 	vport->port_no = parms->port_no;
 	vport->ops = ops;
 	INIT_HLIST_NODE(&vport->dp_hash_node);
 
 	if (ovs_vport_set_upcall_portids(vport, parms->upcall_portids)) {
-		kfree(vport);
-		return ERR_PTR(-EINVAL);
+		err = -EINVAL;
+		goto err_free_percpu;
 	}
 
 	return vport;
+
+err_free_percpu:
+	free_percpu(vport->upcall_stats);
+err_kfree_vport:
+	kfree(vport);
+	return ERR_PTR(err);
 }
 EXPORT_SYMBOL_GPL(ovs_vport_alloc);
 
···
 	 * it is safe to use raw dereference.
 	 */
 	kfree(rcu_dereference_raw(vport->upcall_portids));
+	free_percpu(vport->upcall_stats);
 	kfree(vport);
 }
 EXPORT_SYMBOL_GPL(ovs_vport_free);

net/sched/act_ct.c

···
 	struct flow_offload_tuple tuple = {};
 	enum ip_conntrack_info ctinfo;
 	struct tcphdr *tcph = NULL;
+	bool force_refresh = false;
 	struct flow_offload *flow;
 	struct nf_conn *ct;
 	u8 dir;
···
 			 * established state, then don't refresh.
 			 */
 			return false;
+		force_refresh = true;
 	}
 
 	if (tcph && (unlikely(tcph->fin || tcph->rst))) {
···
 	else
 		ctinfo = IP_CT_ESTABLISHED_REPLY;
 
-	flow_offload_refresh(nf_ft, flow);
+	flow_offload_refresh(nf_ft, flow, force_refresh);
+	if (!test_bit(IPS_ASSURED_BIT, &ct->status)) {
+		/* Process this flow in SW to allow promoting to ASSURED */
+		return false;
+	}
+
 	nf_conntrack_get(&ct->ct_general);
 	nf_ct_set(skb, ct, ctinfo);
 	if (nf_ft->flags & NF_FLOWTABLE_COUNTER)

net/sched/act_pedit.c

···
 #include <linux/rtnetlink.h>
 #include <linux/module.h>
 #include <linux/init.h>
+#include <linux/ip.h>
+#include <linux/ipv6.h>
 #include <linux/slab.h>
+#include <net/ipv6.h>
 #include <net/netlink.h>
 #include <net/pkt_sched.h>
 #include <linux/tc_act/tc_pedit.h>
···
 	return true;
 }
 
-static void pedit_skb_hdr_offset(struct sk_buff *skb,
+static int pedit_l4_skb_offset(struct sk_buff *skb, int *hoffset, const int header_type)
+{
+	const int noff = skb_network_offset(skb);
+	int ret = -EINVAL;
+	struct iphdr _iph;
+
+	switch (skb->protocol) {
+	case htons(ETH_P_IP): {
+		const struct iphdr *iph = skb_header_pointer(skb, noff, sizeof(_iph), &_iph);
+
+		if (!iph)
+			goto out;
+		*hoffset = noff + iph->ihl * 4;
+		ret = 0;
+		break;
+	}
+	case htons(ETH_P_IPV6):
+		ret = ipv6_find_hdr(skb, hoffset, header_type, NULL, NULL) == header_type ? 0 : -EINVAL;
+		break;
+	}
+out:
+	return ret;
+}
+
+static int pedit_skb_hdr_offset(struct sk_buff *skb,
 				 enum pedit_header_type htype, int *hoffset)
 {
+	int ret = -EINVAL;
 	/* 'htype' is validated in the netlink parsing */
 	switch (htype) {
 	case TCA_PEDIT_KEY_EX_HDR_TYPE_ETH:
-		if (skb_mac_header_was_set(skb))
+		if (skb_mac_header_was_set(skb)) {
 			*hoffset = skb_mac_offset(skb);
+			ret = 0;
+		}
 		break;
 	case TCA_PEDIT_KEY_EX_HDR_TYPE_NETWORK:
 	case TCA_PEDIT_KEY_EX_HDR_TYPE_IP4:
 	case TCA_PEDIT_KEY_EX_HDR_TYPE_IP6:
 		*hoffset = skb_network_offset(skb);
+		ret = 0;
 		break;
 	case TCA_PEDIT_KEY_EX_HDR_TYPE_TCP:
+		ret = pedit_l4_skb_offset(skb, hoffset, IPPROTO_TCP);
+		break;
 	case TCA_PEDIT_KEY_EX_HDR_TYPE_UDP:
-		if (skb_transport_header_was_set(skb))
-			*hoffset = skb_transport_offset(skb);
+		ret = pedit_l4_skb_offset(skb, hoffset, IPPROTO_UDP);
 		break;
 	default:
 		break;
 	}
+	return ret;
 }
 
 TC_INDIRECT_SCOPE int tcf_pedit_act(struct sk_buff *skb,
···
 		int hoffset = 0;
 		u32 *ptr, hdata;
 		u32 val;
+		int rc;
 
 		if (tkey_ex) {
 			htype = tkey_ex->htype;
···
 			tkey_ex++;
 		}
 
-		pedit_skb_hdr_offset(skb, htype, &hoffset);
+		rc = pedit_skb_hdr_offset(skb, htype, &hoffset);
+		if (rc) {
+			pr_info_ratelimited("tc action pedit unable to extract header offset for header type (0x%x)\n", htype);
+			goto bad;
+		}
 
 		if (tkey->offmask) {
 			u8 *d, _d;

net/sched/act_police.c

···
 	opt.burst = PSCHED_NS2TICKS(p->tcfp_burst);
 	if (p->rate_present) {
 		psched_ratecfg_getrate(&opt.rate, &p->rate);
-		if ((police->params->rate.rate_bytes_ps >= (1ULL << 32)) &&
+		if ((p->rate.rate_bytes_ps >= (1ULL << 32)) &&
 		    nla_put_u64_64bit(skb, TCA_POLICE_RATE64,
-				      police->params->rate.rate_bytes_ps,
+				      p->rate.rate_bytes_ps,
 				      TCA_POLICE_PAD))
 			goto nla_put_failure;
 	}
 	if (p->peak_present) {
 		psched_ratecfg_getrate(&opt.peakrate, &p->peak);
-		if ((police->params->peak.rate_bytes_ps >= (1ULL << 32)) &&
+		if ((p->peak.rate_bytes_ps >= (1ULL << 32)) &&
 		    nla_put_u64_64bit(skb, TCA_POLICE_PEAKRATE64,
-				      police->params->peak.rate_bytes_ps,
+				      p->peak.rate_bytes_ps,
 				      TCA_POLICE_PAD))
 			goto nla_put_failure;
 	}
 	if (p->pps_present) {
 		if (nla_put_u64_64bit(skb, TCA_POLICE_PKTRATE64,
-				      police->params->ppsrate.rate_pkts_ps,
+				      p->ppsrate.rate_pkts_ps,
 				      TCA_POLICE_PAD))
 			goto nla_put_failure;
 		if (nla_put_u64_64bit(skb, TCA_POLICE_PKTBURST64,

net/sched/cls_api.c

···
 #include <net/flow_offload.h>
 #include <net/tc_wrapper.h>
 
-extern const struct nla_policy rtm_tca_policy[TCA_MAX + 1];
-
 /* The list of all installed classifier types */
 static LIST_HEAD(tcf_proto_base);
 
···
 {
 	struct tcf_block *block = chain->block;
 	const struct tcf_proto_ops *tmplt_ops;
+	unsigned int refcnt, non_act_refcnt;
 	bool free_block = false;
-	unsigned int refcnt;
 	void *tmplt_priv;
 
 	mutex_lock(&block->lock);
···
 	 * save these to temporary variables.
 	 */
 	refcnt = --chain->refcnt;
+	non_act_refcnt = refcnt - chain->action_refcnt;
 	tmplt_ops = chain->tmplt_ops;
 	tmplt_priv = chain->tmplt_priv;
 
-	/* The last dropped non-action reference will trigger notification. */
-	if (refcnt - chain->action_refcnt == 0 && !by_act) {
-		tc_chain_notify_delete(tmplt_ops, tmplt_priv, chain->index,
-				       block, NULL, 0, 0, false);
+	if (non_act_refcnt == chain->explicitly_created && !by_act) {
+		if (non_act_refcnt == 0)
+			tc_chain_notify_delete(tmplt_ops, tmplt_priv,
+					       chain->index, block, NULL, 0, 0,
+					       false);
 		/* Last reference to chain, no need to lock. */
 		chain->flushing = false;
 	}
···
 		return PTR_ERR(ops);
 	if (!ops->tmplt_create || !ops->tmplt_destroy || !ops->tmplt_dump) {
 		NL_SET_ERR_MSG(extack, "Chain templates are not supported with specified classifier");
+		module_put(ops->owner);
 		return -EOPNOTSUPP;
 	}
 

net/sched/cls_u32.c

···
 			 struct nlattr *est, u32 flags, u32 fl_flags,
 			 struct netlink_ext_ack *extack)
 {
-	int err;
+	int err, ifindex = -1;
 
 	err = tcf_exts_validate_ex(net, tp, tb, est, &n->exts, flags,
 				   fl_flags, extack);
 	if (err < 0)
 		return err;
+
+	if (tb[TCA_U32_INDEV]) {
+		ifindex = tcf_change_indev(net, tb[TCA_U32_INDEV], extack);
+		if (ifindex < 0)
+			return -EINVAL;
+	}
 
 	if (tb[TCA_U32_LINK]) {
 		u32 handle = nla_get_u32(tb[TCA_U32_LINK]);
···
 		tcf_bind_filter(tp, &n->res, base);
 	}
 
-	if (tb[TCA_U32_INDEV]) {
-		int ret;
-		ret = tcf_change_indev(net, tb[TCA_U32_INDEV], extack);
-		if (ret < 0)
-			return -EINVAL;
-		n->ifindex = ret;
-	}
+	if (ifindex >= 0)
+		n->ifindex = ifindex;
+
 	return 0;
 }
 

net/sched/sch_api.c

···
 
 	if (dev_ingress_queue(dev))
 		q = qdisc_match_from_root(
-			dev_ingress_queue(dev)->qdisc_sleeping,
+			rtnl_dereference(dev_ingress_queue(dev)->qdisc_sleeping),
 			handle);
 out:
 	return q;
···
 
 	nq = dev_ingress_queue_rcu(dev);
 	if (nq)
-		q = qdisc_match_from_root(nq->qdisc_sleeping, handle);
+		q = qdisc_match_from_root(rcu_dereference(nq->qdisc_sleeping),
+					  handle);
 out:
 	return q;
 }
···
 void qdisc_watchdog_schedule_range_ns(struct qdisc_watchdog *wd, u64 expires,
 				      u64 delta_ns)
 {
-	if (test_bit(__QDISC_STATE_DEACTIVATED,
-		     &qdisc_root_sleeping(wd->qdisc)->state))
+	bool deactivated;
+
+	rcu_read_lock();
+	deactivated = test_bit(__QDISC_STATE_DEACTIVATED,
+			       &qdisc_root_sleeping(wd->qdisc)->state);
+	rcu_read_unlock();
+	if (deactivated)
 		return;
 
 	if (hrtimer_is_queued(&wd->timer)) {
···
 
 	if (parent == NULL) {
 		unsigned int i, num_q, ingress;
+		struct netdev_queue *dev_queue;
 
 		ingress = 0;
 		num_q = dev->num_tx_queues;
 		if ((q && q->flags & TCQ_F_INGRESS) ||
 		    (new && new->flags & TCQ_F_INGRESS)) {
-			num_q = 1;
 			ingress = 1;
-			if (!dev_ingress_queue(dev)) {
+			dev_queue = dev_ingress_queue(dev);
+			if (!dev_queue) {
 				NL_SET_ERR_MSG(extack, "Device does not have an ingress queue");
 				return -ENOENT;
+			}
+
+			q = rtnl_dereference(dev_queue->qdisc_sleeping);
+
+			/* This is the counterpart of that qdisc_refcount_inc_nz() call in
+			 * __tcf_qdisc_find() for filter requests.
+			 */
+			if (!qdisc_refcount_dec_if_one(q)) {
+				NL_SET_ERR_MSG(extack,
+					       "Current ingress or clsact Qdisc has ongoing filter requests");
+				return -EBUSY;
 			}
 		}
 
···
 		if (new && new->ops->attach && !ingress)
 			goto skip;
 
-		for (i = 0; i < num_q; i++) {
-			struct netdev_queue *dev_queue = dev_ingress_queue(dev);
-
-			if (!ingress)
+		if (!ingress) {
+			for (i = 0; i < num_q; i++) {
 				dev_queue = netdev_get_tx_queue(dev, i);
+				old = dev_graft_qdisc(dev_queue, new);
 
-			old = dev_graft_qdisc(dev_queue, new);
-			if (new && i > 0)
-				qdisc_refcount_inc(new);
-
-			if (!ingress)
+				if (new && i > 0)
+					qdisc_refcount_inc(new);
 				qdisc_put(old);
+			}
+		} else {
+			old = dev_graft_qdisc(dev_queue, NULL);
+
+			/* {ingress,clsact}_destroy() @old before grafting @new to avoid
+			 * unprotected concurrent accesses to net_device::miniq_{in,e}gress
+			 * pointer(s) in mini_qdisc_pair_swap().
+			 */
+			qdisc_notify(net, skb, n, classid, old, new, extack);
+			qdisc_destroy(old);
+
+			dev_graft_qdisc(dev_queue, new);
 		}
 
 skip:
···
 
 			if (new && new->ops->attach)
 				new->ops->attach(new);
-		} else {
-			notify_and_destroy(net, skb, n, classid, old, new, extack);
 		}
 
 		if (dev->flags & IFF_UP)
···
 				}
 				q = qdisc_leaf(p, clid);
 			} else if (dev_ingress_queue(dev)) {
-				q = dev_ingress_queue(dev)->qdisc_sleeping;
+				q = rtnl_dereference(dev_ingress_queue(dev)->qdisc_sleeping);
 			}
 		} else {
 			q = rtnl_dereference(dev->qdisc);
···
 				}
 				q = qdisc_leaf(p, clid);
 			} else if (dev_ingress_queue_create(dev)) {
-				q = dev_ingress_queue(dev)->qdisc_sleeping;
+				q = rtnl_dereference(dev_ingress_queue(dev)->qdisc_sleeping);
 			}
 		} else {
 			q = rtnl_dereference(dev->qdisc);
···
 
 		dev_queue = dev_ingress_queue(dev);
 		if (dev_queue &&
-		    tc_dump_qdisc_root(dev_queue->qdisc_sleeping, skb, cb,
-				       &q_idx, s_q_idx, false,
+		    tc_dump_qdisc_root(rtnl_dereference(dev_queue->qdisc_sleeping),
+				       skb, cb, &q_idx, s_q_idx, false,
 				       tca[TCA_DUMP_INVISIBLE]) < 0)
 			goto done;
 
···
 
 	dev_queue = dev_ingress_queue(dev);
 	if (dev_queue &&
-	    tc_dump_tclass_root(dev_queue->qdisc_sleeping, skb, tcm, cb,
-				&t, s_t, false) < 0)
+	    tc_dump_tclass_root(rtnl_dereference(dev_queue->qdisc_sleeping),
+				skb, tcm, cb, &t, s_t, false) < 0)
 		goto done;
 
 done:
···
 	.exit = psched_net_exit,
 };
 
+#if IS_ENABLED(CONFIG_RETPOLINE)
 DEFINE_STATIC_KEY_FALSE(tc_skip_wrapper);
+#endif
 
 static int __init pktsched_init(void)
 {

net/sched/sch_fq_pie.c

···
 	return NET_XMIT_CN;
 }
 
+static struct netlink_range_validation fq_pie_q_range = {
+	.min = 1,
+	.max = 1 << 20,
+};
+
 static const struct nla_policy fq_pie_policy[TCA_FQ_PIE_MAX + 1] = {
 	[TCA_FQ_PIE_LIMIT]		= {.type = NLA_U32},
 	[TCA_FQ_PIE_FLOWS]		= {.type = NLA_U32},
···
 	[TCA_FQ_PIE_TUPDATE]		= {.type = NLA_U32},
 	[TCA_FQ_PIE_ALPHA]		= {.type = NLA_U32},
 	[TCA_FQ_PIE_BETA]		= {.type = NLA_U32},
-	[TCA_FQ_PIE_QUANTUM]		= {.type = NLA_U32},
+	[TCA_FQ_PIE_QUANTUM]		=
+			NLA_POLICY_FULL_RANGE(NLA_U32, &fq_pie_q_range),
 	[TCA_FQ_PIE_MEMORY_LIMIT]	= {.type = NLA_U32},
 	[TCA_FQ_PIE_ECN_PROB]		= {.type = NLA_U32},
 	[TCA_FQ_PIE_ECN]		= {.type = NLA_U32},
···
 	spinlock_t *root_lock; /* to lock qdisc for probability calculations */
 	u32 idx;
 
+	rcu_read_lock();
 	root_lock = qdisc_lock(qdisc_root_sleeping(sch));
 	spin_lock(root_lock);
 
···
 		mod_timer(&q->adapt_timer, jiffies + q->p_params.tupdate);
 
 	spin_unlock(root_lock);
+	rcu_read_unlock();
 }
 
 static int fq_pie_init(struct Qdisc *sch, struct nlattr *opt,

net/sched/sch_generic.c

···
 
 static struct netdev_queue noop_netdev_queue = {
 	RCU_POINTER_INITIALIZER(qdisc, &noop_qdisc),
-	.qdisc_sleeping	=	&noop_qdisc,
+	RCU_POINTER_INITIALIZER(qdisc_sleeping, &noop_qdisc),
 };
 
 struct Qdisc noop_qdisc = {
···
 	qdisc_free(q);
 }
 
-static void qdisc_destroy(struct Qdisc *qdisc)
+static void __qdisc_destroy(struct Qdisc *qdisc)
 {
 	const struct Qdisc_ops  *ops = qdisc->ops;
 
···
 	call_rcu(&qdisc->rcu, qdisc_free_cb);
 }
 
+void qdisc_destroy(struct Qdisc *qdisc)
+{
+	if (qdisc->flags & TCQ_F_BUILTIN)
+		return;
+
+	__qdisc_destroy(qdisc);
+}
+
 void qdisc_put(struct Qdisc *qdisc)
 {
 	if (!qdisc)
···
 	    !refcount_dec_and_test(&qdisc->refcnt))
 		return;
 
-	qdisc_destroy(qdisc);
+	__qdisc_destroy(qdisc);
 }
 EXPORT_SYMBOL(qdisc_put);
 
···
 	    !refcount_dec_and_rtnl_lock(&qdisc->refcnt))
 		return;
 
-	qdisc_destroy(qdisc);
+	__qdisc_destroy(qdisc);
 	rtnl_unlock();
 }
 EXPORT_SYMBOL(qdisc_put_unlocked);
···
 struct Qdisc *dev_graft_qdisc(struct netdev_queue *dev_queue,
 			      struct Qdisc *qdisc)
 {
-	struct Qdisc *oqdisc = dev_queue->qdisc_sleeping;
+	struct Qdisc *oqdisc = rtnl_dereference(dev_queue->qdisc_sleeping);
 	spinlock_t *root_lock;
 
 	root_lock = qdisc_lock(oqdisc);
···
 	/* ... and graft new one */
 	if (qdisc == NULL)
 		qdisc = &noop_qdisc;
-	dev_queue->qdisc_sleeping = qdisc;
+	rcu_assign_pointer(dev_queue->qdisc_sleeping, qdisc);
 	rcu_assign_pointer(dev_queue->qdisc, &noop_qdisc);
 
 	spin_unlock_bh(root_lock);
···
 				     struct netdev_queue *dev_queue,
 				     void *_qdisc_default)
 {
-	struct Qdisc *qdisc = dev_queue->qdisc_sleeping;
+	struct Qdisc *qdisc = rtnl_dereference(dev_queue->qdisc_sleeping);
 	struct Qdisc *qdisc_default = _qdisc_default;
 
 	if (qdisc) {
 		rcu_assign_pointer(dev_queue->qdisc, qdisc_default);
-		dev_queue->qdisc_sleeping = qdisc_default;
+		rcu_assign_pointer(dev_queue->qdisc_sleeping, qdisc_default);
 
 		qdisc_put(qdisc);
 	}
···
 
 	if (!netif_is_multiqueue(dev))
 		qdisc->flags |= TCQ_F_ONETXQUEUE | TCQ_F_NOPARENT;
-	dev_queue->qdisc_sleeping = qdisc;
+	rcu_assign_pointer(dev_queue->qdisc_sleeping, qdisc);
 }
 
 static void attach_default_qdiscs(struct net_device *dev)
···
 	if (!netif_is_multiqueue(dev) ||
 	    dev->priv_flags & IFF_NO_QUEUE) {
 		netdev_for_each_tx_queue(dev, attach_one_default_qdisc, NULL);
-		qdisc = txq->qdisc_sleeping;
+		qdisc = rtnl_dereference(txq->qdisc_sleeping);
 		rcu_assign_pointer(dev->qdisc, qdisc);
 		qdisc_refcount_inc(qdisc);
 	} else {
···
 		netdev_for_each_tx_queue(dev, shutdown_scheduler_queue, &noop_qdisc);
 		dev->priv_flags |= IFF_NO_QUEUE;
 		netdev_for_each_tx_queue(dev, attach_one_default_qdisc, NULL);
-		qdisc = txq->qdisc_sleeping;
+		qdisc = rtnl_dereference(txq->qdisc_sleeping);
 		rcu_assign_pointer(dev->qdisc, qdisc);
 		qdisc_refcount_inc(qdisc);
 		dev->priv_flags ^= IFF_NO_QUEUE;
···
 				 struct netdev_queue *dev_queue,
 				 void *_need_watchdog)
 {
-	struct Qdisc *new_qdisc = dev_queue->qdisc_sleeping;
+	struct Qdisc *new_qdisc = rtnl_dereference(dev_queue->qdisc_sleeping);
 	int *need_watchdog_p = _need_watchdog;
 
 	if (!(new_qdisc->flags & TCQ_F_BUILTIN))
···
 	struct Qdisc *qdisc;
 	bool nolock;
 
-	qdisc = dev_queue->qdisc_sleeping;
+	qdisc = rtnl_dereference(dev_queue->qdisc_sleeping);
 	if (!qdisc)
 		return;
 
···
 		int val;
 
 		dev_queue = netdev_get_tx_queue(dev, i);
-		q = dev_queue->qdisc_sleeping;
+		q = rtnl_dereference(dev_queue->qdisc_sleeping);
 
 		root_lock = qdisc_lock(q);
 		spin_lock_bh(root_lock);
···
 static int qdisc_change_tx_queue_len(struct net_device *dev,
 				     struct netdev_queue *dev_queue)
 {
-	struct Qdisc *qdisc = dev_queue->qdisc_sleeping;
+	struct Qdisc *qdisc = rtnl_dereference(dev_queue->qdisc_sleeping);
 	const struct Qdisc_ops *ops = qdisc->ops;
 
 	if (ops->change_tx_queue_len)
···
 	unsigned int i;
 
 	for (i = new_real_tx; i < dev->real_num_tx_queues; i++) {
-		qdisc = netdev_get_tx_queue(dev, i)->qdisc_sleeping;
+		qdisc = rtnl_dereference(netdev_get_tx_queue(dev, i)->qdisc_sleeping);
 		/* Only update the default qdiscs we created,
 		 * qdiscs with handles are always hashed.
 		 */
···
 			qdisc_hash_del(qdisc);
 	}
 	for (i = dev->real_num_tx_queues; i < new_real_tx; i++) {
-		qdisc = netdev_get_tx_queue(dev, i)->qdisc_sleeping;
+		qdisc = rtnl_dereference(netdev_get_tx_queue(dev, i)->qdisc_sleeping);
 		if (qdisc != &noop_qdisc && !qdisc->handle)
 			qdisc_hash_add(qdisc, false);
 	}
···
 	struct Qdisc *qdisc = _qdisc;
 
 	rcu_assign_pointer(dev_queue->qdisc, qdisc);
-	dev_queue->qdisc_sleeping = qdisc;
+	rcu_assign_pointer(dev_queue->qdisc_sleeping, qdisc);
 }
 
 void dev_init_scheduler(struct net_device *dev)

net/sched/sch_mq.c

···
 	 * qdisc totals are added at end.
 	 */
 	for (ntx = 0; ntx < dev->num_tx_queues; ntx++) {
-		qdisc = netdev_get_tx_queue(dev, ntx)->qdisc_sleeping;
+		qdisc = rtnl_dereference(netdev_get_tx_queue(dev, ntx)->qdisc_sleeping);
 		spin_lock_bh(qdisc_lock(qdisc));
 
 		gnet_stats_add_basic(&sch->bstats, qdisc->cpu_bstats,
···
 {
 	struct netdev_queue *dev_queue = mq_queue_get(sch, cl);
 
-	return dev_queue->qdisc_sleeping;
+	return rtnl_dereference(dev_queue->qdisc_sleeping);
 }
 
 static unsigned long mq_find(struct Qdisc *sch, u32 classid)
···
 
 	tcm->tcm_parent = TC_H_ROOT;
 	tcm->tcm_handle |= TC_H_MIN(cl);
-	tcm->tcm_info = dev_queue->qdisc_sleeping->handle;
+	tcm->tcm_info = rtnl_dereference(dev_queue->qdisc_sleeping)->handle;
 	return 0;
 }
 
···
 {
 	struct netdev_queue *dev_queue = mq_queue_get(sch, cl);
 
-	sch = dev_queue->qdisc_sleeping;
+	sch = rtnl_dereference(dev_queue->qdisc_sleeping);
 	if (gnet_stats_copy_basic(d, sch->cpu_bstats, &sch->bstats, true) < 0 ||
 	    qdisc_qstats_copy(d, sch) < 0)
 		return -1;

net/sched/sch_mqprio.c

···
 	 * qdisc totals are added at end.
 	 */
 	for (ntx = 0; ntx < dev->num_tx_queues; ntx++) {
-		qdisc = netdev_get_tx_queue(dev, ntx)->qdisc_sleeping;
+		qdisc = rtnl_dereference(netdev_get_tx_queue(dev, ntx)->qdisc_sleeping);
 		spin_lock_bh(qdisc_lock(qdisc));
 
 		gnet_stats_add_basic(&sch->bstats, qdisc->cpu_bstats,
···
 	if (!dev_queue)
 		return NULL;
 
-	return dev_queue->qdisc_sleeping;
+	return rtnl_dereference(dev_queue->qdisc_sleeping);
 }
 
 static unsigned long mqprio_find(struct Qdisc *sch, u32 classid)
···
 		tcm->tcm_parent = (tc < 0) ? 0 :
 			TC_H_MAKE(TC_H_MAJ(sch->handle),
 				  TC_H_MIN(tc + TC_H_MIN_PRIORITY));
-		tcm->tcm_info = dev_queue->qdisc_sleeping->handle;
+		tcm->tcm_info = rtnl_dereference(dev_queue->qdisc_sleeping)->handle;
 	} else {
 		tcm->tcm_parent = TC_H_ROOT;
 		tcm->tcm_info = 0;
···
 	} else {
 		struct netdev_queue *dev_queue = mqprio_queue_get(sch, cl);
 
-		sch = dev_queue->qdisc_sleeping;
+		sch = rtnl_dereference(dev_queue->qdisc_sleeping);
 		if (gnet_stats_copy_basic(d, sch->cpu_bstats,
 					  &sch->bstats, true) < 0 ||
 		    qdisc_qstats_copy(d, sch) < 0)

net/sched/sch_pie.c

···
 {
 	struct pie_sched_data *q = from_timer(q, t, adapt_timer);
 	struct Qdisc *sch = q->sch;
-	spinlock_t *root_lock = qdisc_lock(qdisc_root_sleeping(sch));
+	spinlock_t *root_lock;
 
+	rcu_read_lock();
+	root_lock = qdisc_lock(qdisc_root_sleeping(sch));
 	spin_lock(root_lock);
 	pie_calculate_probability(&q->params, &q->vars, sch->qstats.backlog);
 
···
 	if (q->params.tupdate)
 		mod_timer(&q->adapt_timer, jiffies + q->params.tupdate);
 	spin_unlock(root_lock);
+	rcu_read_unlock();
 }
 
 static int pie_init(struct Qdisc *sch, struct nlattr *opt,

net/sched/sch_red.c

···
 {
 	struct red_sched_data *q = from_timer(q, t, adapt_timer);
 	struct Qdisc *sch = q->sch;
-	spinlock_t *root_lock = qdisc_lock(qdisc_root_sleeping(sch));
+	spinlock_t *root_lock;
 
+	rcu_read_lock();
+	root_lock = qdisc_lock(qdisc_root_sleeping(sch));
 	spin_lock(root_lock);
 	red_adaptative_algo(&q->parms, &q->vars);
 	mod_timer(&q->adapt_timer, jiffies + HZ/2);
 	spin_unlock(root_lock);
+	rcu_read_unlock();
 }
 
 static int red_init(struct Qdisc *sch, struct nlattr *opt,

net/sched/sch_sfq.c

···
 {
 	struct sfq_sched_data *q = from_timer(q, t, perturb_timer);
 	struct Qdisc *sch = q->sch;
-	spinlock_t *root_lock = qdisc_lock(qdisc_root_sleeping(sch));
+	spinlock_t *root_lock;
 	siphash_key_t nkey;
 
 	get_random_bytes(&nkey, sizeof(nkey));
+	rcu_read_lock();
+	root_lock = qdisc_lock(qdisc_root_sleeping(sch));
 	spin_lock(root_lock);
 	q->perturbation = nkey;
 	if (!q->filter_list && q->tail)
···
 
 	if (q->perturb_period)
 		mod_timer(&q->perturb_timer, jiffies + q->perturb_period);
+	rcu_read_unlock();
 }
 
 static int sfq_change(struct Qdisc *sch, struct nlattr *opt)

net/sched/sch_taprio.c

···
 
 			taprio_next_tc_txq(dev, tc, &q->cur_txq[tc]);
 
+			if (q->cur_txq[tc] >= dev->num_tx_queues)
+				q->cur_txq[tc] = first_txq;
+
 			if (skb)
 				return skb;
 		} while (q->cur_txq[tc] != first_txq);
···
 	if (!dev_queue)
 		return NULL;
 
-	return dev_queue->qdisc_sleeping;
+	return rtnl_dereference(dev_queue->qdisc_sleeping);
 }
 
 static unsigned long taprio_find(struct Qdisc *sch, u32 classid)
···
 
 	tcm->tcm_parent = TC_H_ROOT;
 	tcm->tcm_handle |= TC_H_MIN(cl);
-	tcm->tcm_info = dev_queue->qdisc_sleeping->handle;
+	tcm->tcm_info = rtnl_dereference(dev_queue->qdisc_sleeping)->handle;
 
 	return 0;
 }
···
 {
 	struct netdev_queue *dev_queue = taprio_queue_get(sch, cl);
 
-	sch = dev_queue->qdisc_sleeping;
+	sch = rtnl_dereference(dev_queue->qdisc_sleeping);
 	if (gnet_stats_copy_basic(d, NULL, &sch->bstats, true) < 0 ||
 	    qdisc_qstats_copy(d, sch) < 0)
 		return -1;

net/sched/sch_teql.c

···
 		struct net_device *slave = qdisc_dev(q);
 		struct netdev_queue *slave_txq = netdev_get_tx_queue(slave, 0);
 
-		if (slave_txq->qdisc_sleeping != q)
+		if (rcu_access_pointer(slave_txq->qdisc_sleeping) != q)
 			continue;
 		if (netif_xmit_stopped(netdev_get_tx_queue(slave, subq)) ||
 		    !netif_running(slave)) {

net/sctp/sm_sideeffect.c

···
 	default:
 		pr_err("impossible disposition %d in state %d, event_type %d, event_id %d\n",
 		       status, state, event_type, subtype.chunk);
-		BUG();
+		error = status;
+		if (error >= 0)
+			error = -EINVAL;
+		WARN_ON_ONCE(1);
 		break;
 	}
 

net/sctp/sm_statefuns.c

···
 				    SCTP_AUTH_NEW_KEY, GFP_ATOMIC);
 
 		if (!ev)
-			return -ENOMEM;
+			return SCTP_DISPOSITION_NOMEM;
 
 		sctp_add_cmd_sf(commands, SCTP_CMD_EVENT_ULP,
 				SCTP_ULPEVENT(ev));

net/smc/smc_llc.c

···
 	addc_llc->num_rkeys = *num_rkeys_todo;
 	n = *num_rkeys_todo;
 	for (i = 0; i < min_t(u8, n, SMC_LLC_RKEYS_PER_CONT_MSG); i++) {
+		while (*buf_pos && !(*buf_pos)->used)
+			*buf_pos = smc_llc_get_next_rmb(lgr, buf_lst, *buf_pos);
 		if (!*buf_pos) {
 			addc_llc->num_rkeys = addc_llc->num_rkeys -
 					      *num_rkeys_todo;
···
 
 		(*num_rkeys_todo)--;
 		*buf_pos = smc_llc_get_next_rmb(lgr, buf_lst, *buf_pos);
-		while (*buf_pos && !(*buf_pos)->used)
-			*buf_pos = smc_llc_get_next_rmb(lgr, buf_lst, *buf_pos);
 	}
 	addc_llc->hd.common.llc_type = SMC_LLC_ADD_LINK_CONT;
 	addc_llc->hd.length = sizeof(struct smc_llc_msg_add_link_cont);

net/tipc/bearer.c

···
 	struct tipc_nl_msg msg;
 	struct tipc_media *media;
 	struct sk_buff *rep;
-	struct nlattr *attrs[TIPC_NLA_BEARER_MAX + 1];
+	struct nlattr *attrs[TIPC_NLA_MEDIA_MAX + 1];
 
 	if (!info->attrs[TIPC_NLA_MEDIA])
 		return -EINVAL;
···
 	int err;
 	char *name;
 	struct tipc_media *m;
-	struct nlattr *attrs[TIPC_NLA_BEARER_MAX + 1];
+	struct nlattr *attrs[TIPC_NLA_MEDIA_MAX + 1];
 
 	if (!info->attrs[TIPC_NLA_MEDIA])
 		return -EINVAL;

net/wireless/core.c

···
 	rdev = container_of(work, struct cfg80211_registered_device,
 			   sched_scan_stop_wk);
 
-	rtnl_lock();
+	wiphy_lock(&rdev->wiphy);
 	list_for_each_entry_safe(req, tmp, &rdev->sched_scan_req_list, list) {
 		if (req->nl_owner_dead)
 			cfg80211_stop_sched_scan_req(rdev, req, false);
 	}
-	rtnl_unlock();
+	wiphy_unlock(&rdev->wiphy);
 }
 
 static void cfg80211_propagate_radar_detect_wk(struct work_struct *work)

net/wireless/nl80211.c

···
 		if (!info->attrs[NL80211_ATTR_MLD_ADDR])
 			return -EINVAL;
 		req.ap_mld_addr = nla_data(info->attrs[NL80211_ATTR_MLD_ADDR]);
+		if (!is_valid_ether_addr(req.ap_mld_addr))
+			return -EINVAL;
 	}
 
 	req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len,

net/wireless/rdev-ops.h

···
 /*
  * Portions of this file
  * Copyright(c) 2016-2017 Intel Deutschland GmbH
- * Copyright (C) 2018, 2021-2022 Intel Corporation
+ * Copyright (C) 2018, 2021-2023 Intel Corporation
  */
 #ifndef __CFG80211_RDEV_OPS
 #define __CFG80211_RDEV_OPS
···
 		   unsigned int link_id)
 {
 	trace_rdev_del_intf_link(&rdev->wiphy, wdev, link_id);
-	if (rdev->ops->add_intf_link)
-		rdev->ops->add_intf_link(&rdev->wiphy, wdev, link_id);
+	if (rdev->ops->del_intf_link)
+		rdev->ops->del_intf_link(&rdev->wiphy, wdev, link_id);
 	trace_rdev_return_void(&rdev->wiphy);
 }
 

net/wireless/reg.c

···
 		case NL80211_IFTYPE_P2P_GO:
 		case NL80211_IFTYPE_ADHOC:
 		case NL80211_IFTYPE_MESH_POINT:
-			wiphy_lock(wiphy);
 			ret = cfg80211_reg_can_beacon_relax(wiphy, &chandef,
 							    iftype);
-			wiphy_unlock(wiphy);
-
 			if (!ret)
 				return ret;
 			break;
···
 	struct wireless_dev *wdev;
 	struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
 
-	ASSERT_RTNL();
-
+	wiphy_lock(wiphy);
 	list_for_each_entry(wdev, &rdev->wiphy.wdev_list, list)
 		if (!reg_wdev_chan_valid(wiphy, wdev))
 			cfg80211_leave(rdev, wdev);
+	wiphy_unlock(wiphy);
 }
 
 static void reg_check_chans_work(struct work_struct *work)

net/wireless/util.c

···
  * Copyright 2007-2009	Johannes Berg <[e-mail]>
  * Copyright 2013-2014  Intel Mobile Communications GmbH
  * Copyright 2017	Intel Deutschland GmbH
- * Copyright (C) 2018-2022 Intel Corporation
+ * Copyright (C) 2018-2023 Intel Corporation
  */
 #include <linux/export.h>
 #include <linux/bitops.h>
···
 void cfg80211_remove_links(struct wireless_dev *wdev)
 {
 	unsigned int link_id;
+
+	/*
+	 * links are controlled by upper layers (userspace/cfg)
+	 * only for AP mode, so only remove them here for AP
+	 */
+	if (wdev->iftype != NL80211_IFTYPE_AP)
+		return;
 
 	wdev_lock(wdev);
 	if (wdev->valid_links) {

sound/core/seq/oss/seq_oss_midi.c

···
 	struct snd_midi_event *coder;	/* MIDI event coder */
 	struct seq_oss_devinfo *devinfo;	/* assigned OSSseq device */
 	snd_use_lock_t use_lock;
+	struct mutex open_mutex;
 };
 
 
···
 	mdev->flags = pinfo->capability;
 	mdev->opened = 0;
 	snd_use_lock_init(&mdev->use_lock);
+	mutex_init(&mdev->open_mutex);
 
 	/* copy and truncate the name of synth device */
 	strscpy(mdev->name, pinfo->name, sizeof(mdev->name));
···
 	int perm;
 	struct seq_oss_midi *mdev;
 	struct snd_seq_port_subscribe subs;
+	int err;
 
 	mdev = get_mididev(dp, dev);
 	if (!mdev)
 		return -ENODEV;
 
+	mutex_lock(&mdev->open_mutex);
 	/* already used? */
 	if (mdev->opened && mdev->devinfo != dp) {
-		snd_use_lock_free(&mdev->use_lock);
-		return -EBUSY;
+		err = -EBUSY;
+		goto unlock;
 	}
 
 	perm = 0;
···
 		perm |= PERM_READ;
 	perm &= mdev->flags;
 	if (perm == 0) {
-		snd_use_lock_free(&mdev->use_lock);
-		return -ENXIO;
+		err = -ENXIO;
+		goto unlock;
 	}
 
 	/* already opened? */
 	if ((mdev->opened & perm) == perm) {
-		snd_use_lock_free(&mdev->use_lock);
-		return 0;
+		err = 0;
+		goto unlock;
 	}
 
 	perm &= ~mdev->opened;
···
 	}
 
 	if (! mdev->opened) {
-		snd_use_lock_free(&mdev->use_lock);
-		return -ENXIO;
+		err = -ENXIO;
+		goto unlock;
 	}
 
 	mdev->devinfo = dp;
+	err = 0;
+
+ unlock:
+	mutex_unlock(&mdev->open_mutex);
 	snd_use_lock_free(&mdev->use_lock);
-	return 0;
+	return err;
 }
 
 /*
···
 	mdev = get_mididev(dp, dev);
 	if (!mdev)
 		return -ENODEV;
-	if (! mdev->opened || mdev->devinfo != dp) {
-		snd_use_lock_free(&mdev->use_lock);
-		return 0;
-	}
+	mutex_lock(&mdev->open_mutex);
+	if (!mdev->opened || mdev->devinfo != dp)
+		goto unlock;
 
 	memset(&subs, 0, sizeof(subs));
 	if (mdev->opened & PERM_WRITE) {
···
 	mdev->opened = 0;
 	mdev->devinfo = NULL;
 
+ unlock:
+	mutex_unlock(&mdev->open_mutex);
 	snd_use_lock_free(&mdev->use_lock);
 	return 0;
 }

sound/isa/gus/gus_pcm.c

···
 		kctl = snd_ctl_new1(&snd_gf1_pcm_volume_control1, gus);
 	else
 		kctl = snd_ctl_new1(&snd_gf1_pcm_volume_control, gus);
+	kctl->id.index = control_index;
 	err = snd_ctl_add(card, kctl);
 	if (err < 0)
 		return err;
-	kctl->id.index = control_index;
 
 	return 0;
 }

sound/pci/cmipci.c

···
 		}
 		if (cm->can_ac3_hw) {
 			kctl = snd_ctl_new1(&snd_cmipci_spdif_default, cm);
+			kctl->id.device = pcm_spdif_device;
 			err = snd_ctl_add(card, kctl);
 			if (err < 0)
 				return err;
-			kctl->id.device = pcm_spdif_device;
 			kctl = snd_ctl_new1(&snd_cmipci_spdif_mask, cm);
+			kctl->id.device = pcm_spdif_device;
 			err = snd_ctl_add(card, kctl);
 			if (err < 0)
 				return err;
-			kctl->id.device = pcm_spdif_device;
 			kctl = snd_ctl_new1(&snd_cmipci_spdif_stream, cm);
+			kctl->id.device = pcm_spdif_device;
 			err = snd_ctl_add(card, kctl);
 			if (err < 0)
 				return err;
-			kctl->id.device = pcm_spdif_device;
 		}
 		if (cm->chip_version <= 37) {
 			sw = snd_cmipci_old_mixer_switches;

sound/pci/hda/hda_codec.c

···
 		   type == HDA_PCM_TYPE_HDMI) {
 		/* suppose a single SPDIF device */
 		for (dig_mix = dig_mixes; dig_mix->name; dig_mix++) {
+			struct snd_ctl_elem_id id;
+
 			kctl = find_mixer_ctl(codec, dig_mix->name, 0, 0);
 			if (!kctl)
 				break;
-			kctl->id.index = spdif_index;
+			id = kctl->id;
+			id.index = spdif_index;
+			snd_ctl_rename_id(codec->card, &kctl->id, &id);
 		}
 		bus->primary_dig_out_type = HDA_PCM_TYPE_HDMI;
 	}

sound/pci/hda/patch_realtek.c

···
 	SND_PCI_QUIRK(0x103c, 0x8b8a, "HP", ALC236_FIXUP_HP_GPIO_LED),
 	SND_PCI_QUIRK(0x103c, 0x8b8b, "HP", ALC236_FIXUP_HP_GPIO_LED),
 	SND_PCI_QUIRK(0x103c, 0x8b8d, "HP", ALC236_FIXUP_HP_GPIO_LED),
-	SND_PCI_QUIRK(0x103c, 0x8b8f, "HP", ALC245_FIXUP_CS35L41_SPI_2_HP_GPIO_LED),
+	SND_PCI_QUIRK(0x103c, 0x8b8f, "HP", ALC245_FIXUP_CS35L41_SPI_4_HP_GPIO_LED),
 	SND_PCI_QUIRK(0x103c, 0x8b92, "HP", ALC245_FIXUP_CS35L41_SPI_2_HP_GPIO_LED),
 	SND_PCI_QUIRK(0x103c, 0x8b96, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
 	SND_PCI_QUIRK(0x103c, 0x8b97, "HP", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF),
···
 	SND_PCI_QUIRK(0x1043, 0x1a8f, "ASUS UX582ZS", ALC245_FIXUP_CS35L41_SPI_2),
 	SND_PCI_QUIRK(0x1043, 0x1b11, "ASUS UX431DA", ALC294_FIXUP_ASUS_COEF_1B),
 	SND_PCI_QUIRK(0x1043, 0x1b13, "Asus U41SV", ALC269_FIXUP_INV_DMIC),
+	SND_PCI_QUIRK(0x1043, 0x1b93, "ASUS G614JVR/JIR", ALC245_FIXUP_CS35L41_SPI_2),
 	SND_PCI_QUIRK(0x1043, 0x1bbd, "ASUS Z550MA", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1043, 0x1c23, "Asus X55U", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
 	SND_PCI_QUIRK(0x1043, 0x1c62, "ASUS GU603", ALC289_FIXUP_ASUS_GA401),
···
 	SND_PCI_QUIRK(0x1043, 0x1f12, "ASUS UM5302", ALC287_FIXUP_CS35L41_I2C_2),
 	SND_PCI_QUIRK(0x1043, 0x1f92, "ASUS ROG Flow X16", ALC289_FIXUP_ASUS_GA401),
 	SND_PCI_QUIRK(0x1043, 0x3030, "ASUS ZN270IE", ALC256_FIXUP_ASUS_AIO_GPIO2),
+	SND_PCI_QUIRK(0x1043, 0x3a20, "ASUS G614JZR", ALC245_FIXUP_CS35L41_SPI_2),
+	SND_PCI_QUIRK(0x1043, 0x3a30, "ASUS G814JVR/JIR", ALC245_FIXUP_CS35L41_SPI_2),
+	SND_PCI_QUIRK(0x1043, 0x3a40, "ASUS G814JZR", ALC245_FIXUP_CS35L41_SPI_2),
+	SND_PCI_QUIRK(0x1043, 0x3a50, "ASUS G834JYR/JZR", ALC245_FIXUP_CS35L41_SPI_2),
+	SND_PCI_QUIRK(0x1043, 0x3a60, "ASUS G634JYR/JZR", ALC245_FIXUP_CS35L41_SPI_2),
 	SND_PCI_QUIRK(0x1043, 0x831a, "ASUS P901", ALC269_FIXUP_STEREO_DMIC),
 	SND_PCI_QUIRK(0x1043, 0x834a, "ASUS S101", ALC269_FIXUP_STEREO_DMIC),
 	SND_PCI_QUIRK(0x1043, 0x8398, "ASUS P1005", ALC269_FIXUP_STEREO_DMIC),
···
 	SND_PCI_QUIRK(0x10ec, 0x124c, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
 	SND_PCI_QUIRK(0x10ec, 0x1252, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
 	SND_PCI_QUIRK(0x10ec, 0x1254, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
+	SND_PCI_QUIRK(0x10ec, 0x12cc, "Intel Reference board", ALC225_FIXUP_HEADSET_JACK),
 	SND_PCI_QUIRK(0x10f7, 0x8338, "Panasonic CF-SZ6", ALC269_FIXUP_HEADSET_MODE),
 	SND_PCI_QUIRK(0x144d, 0xc109, "Samsung Ativ book 9 (NP900X3G)", ALC269_FIXUP_INV_DMIC),
 	SND_PCI_QUIRK(0x144d, 0xc169, "Samsung Notebook 9 Pen (NP930SBE-K01US)", ALC298_FIXUP_SAMSUNG_AMP),
···
 	SND_PCI_QUIRK(0x1558, 0x5101, "Clevo S510WU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1558, 0x5157, "Clevo W517GU1", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1558, 0x51a1, "Clevo NS50MU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+	SND_PCI_QUIRK(0x1558, 0x51b1, "Clevo NS50AU", ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1558, 0x5630, "Clevo NP50RNJS", ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1558, 0x70a1, "Clevo NB70T[HJK]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1558, 0x70b3, "Clevo NK70SB", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
···
 	SND_PCI_QUIRK(0x8086, 0x2074, "Intel NUC 8", ALC233_FIXUP_INTEL_NUC8_DMIC),
 	SND_PCI_QUIRK(0x8086, 0x2080, "Intel NUC 8 Rugged", ALC256_FIXUP_INTEL_NUC8_RUGGED),
 	SND_PCI_QUIRK(0x8086, 0x2081, "Intel NUC 10", ALC256_FIXUP_INTEL_NUC10),
+	SND_PCI_QUIRK(0x8086, 0x3038, "Intel NUC 13", ALC225_FIXUP_HEADSET_JACK),
 	SND_PCI_QUIRK(0xf111, 0x0001, "Framework Laptop", ALC295_FIXUP_FRAMEWORK_LAPTOP_MIC_NO_PRESENCE),
 
 #if 0
···
 	SND_PCI_QUIRK(0x103c, 0x8719, "HP", ALC897_FIXUP_HP_HSMIC_VERB),
 	SND_PCI_QUIRK(0x103c, 0x872b, "HP", ALC897_FIXUP_HP_HSMIC_VERB),
 	SND_PCI_QUIRK(0x103c, 0x873e, "HP", ALC671_FIXUP_HP_HEADSET_MIC2),
+	SND_PCI_QUIRK(0x103c, 0x8768, "HP Slim Desktop S01", ALC671_FIXUP_HP_HEADSET_MIC2),
 	SND_PCI_QUIRK(0x103c, 0x877e, "HP 288 Pro G6", ALC671_FIXUP_HP_HEADSET_MIC2),
 	SND_PCI_QUIRK(0x103c, 0x885f, "HP 288 Pro G8", ALC671_FIXUP_HP_HEADSET_MIC2),
 	SND_PCI_QUIRK(0x1043, 0x1080, "Asus UX501VW", ALC668_FIXUP_HEADSET_MODE),
···
 	SND_PCI_QUIRK(0x14cd, 0x5003, "USI", ALC662_FIXUP_USI_HEADSET_MODE),
 	SND_PCI_QUIRK(0x17aa, 0x1036, "Lenovo P520", ALC662_FIXUP_LENOVO_MULTI_CODECS),
 	SND_PCI_QUIRK(0x17aa, 0x1057, "Lenovo P360", ALC897_FIXUP_HEADSET_MIC_PIN),
+	SND_PCI_QUIRK(0x17aa, 0x1064, "Lenovo P3 Tower", ALC897_FIXUP_HEADSET_MIC_PIN),
 	SND_PCI_QUIRK(0x17aa, 0x32ca, "Lenovo ThinkCentre M80", ALC897_FIXUP_HEADSET_MIC_PIN),
 	SND_PCI_QUIRK(0x17aa, 0x32cb, "Lenovo ThinkCentre M70", ALC897_FIXUP_HEADSET_MIC_PIN),
 	SND_PCI_QUIRK(0x17aa, 0x32cf, "Lenovo ThinkCentre M950", ALC897_FIXUP_HEADSET_MIC_PIN),
···
 	SND_PCI_QUIRK(0x1b0a, 0x01b8, "ACER Veriton", ALC662_FIXUP_ACER_VERITON),
 	SND_PCI_QUIRK(0x1b35, 0x1234, "CZC ET26", ALC662_FIXUP_CZC_ET26),
 	SND_PCI_QUIRK(0x1b35, 0x2206, "CZC P10T", ALC662_FIXUP_CZC_P10T),
+	SND_PCI_QUIRK(0x1c6c, 0x1239, "Compaq N14JP6-V2", ALC897_FIXUP_HP_HSMIC_VERB),
 
 #if 0
 	/* Below is a quirk table taken from the old code.

sound/pci/ice1712/aureon.c

···
 		else {
 			for (i = 0; i < ARRAY_SIZE(cs8415_controls); i++) {
 				struct snd_kcontrol *kctl;
-				err = snd_ctl_add(ice->card, (kctl = snd_ctl_new1(&cs8415_controls[i], ice)));
-				if (err < 0)
-					return err;
+				kctl = snd_ctl_new1(&cs8415_controls[i], ice);
 				if (i > 1)
 					kctl->id.device = ice->pcm->device;
+				err = snd_ctl_add(ice->card, kctl);
+				if (err < 0)
+					return err;
 			}
 		}
 	}

sound/pci/ice1712/ice1712.c

···
 
 	if (snd_BUG_ON(!ice->pcm_pro))
 		return -EIO;
-	err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_ice1712_spdif_default, ice));
+	kctl = snd_ctl_new1(&snd_ice1712_spdif_default, ice);
+	kctl->id.device = ice->pcm_pro->device;
+	err = snd_ctl_add(ice->card, kctl);
 	if (err < 0)
 		return err;
+	kctl = snd_ctl_new1(&snd_ice1712_spdif_maskc, ice);
 	kctl->id.device = ice->pcm_pro->device;
-	err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_ice1712_spdif_maskc, ice));
+	err = snd_ctl_add(ice->card, kctl);
 	if (err < 0)
 		return err;
+	kctl = snd_ctl_new1(&snd_ice1712_spdif_maskp, ice);
 	kctl->id.device = ice->pcm_pro->device;
-	err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_ice1712_spdif_maskp, ice));
+	err = snd_ctl_add(ice->card, kctl);
 	if (err < 0)
 		return err;
+	kctl = snd_ctl_new1(&snd_ice1712_spdif_stream, ice);
 	kctl->id.device = ice->pcm_pro->device;
-	err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_ice1712_spdif_stream, ice));
+	err = snd_ctl_add(ice->card, kctl);
 	if (err < 0)
 		return err;
-	kctl->id.device = ice->pcm_pro->device;
 	ice->spdif.stream_ctl = kctl;
 	return 0;
 }

sound/pci/ice1712/ice1724.c

···
 	if (err < 0)
 		return err;
 
-	err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
+	kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice);
+	kctl->id.device = ice->pcm->device;
+	err = snd_ctl_add(ice->card, kctl);
 	if (err < 0)
 		return err;
+	kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice);
 	kctl->id.device = ice->pcm->device;
-	err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
+	err = snd_ctl_add(ice->card, kctl);
 	if (err < 0)
 		return err;
+	kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice);
 	kctl->id.device = ice->pcm->device;
-	err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
+	err = snd_ctl_add(ice->card, kctl);
 	if (err < 0)
 		return err;
-	kctl->id.device = ice->pcm->device;
 #if 0 /* use default only */
-	err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
+	kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice);
+	kctl->id.device = ice->pcm->device;
+	err = snd_ctl_add(ice->card, kctl);
 	if (err < 0)
 		return err;
-	kctl->id.device = ice->pcm->device;
 	ice->spdif.stream_ctl = kctl;
 #endif
 	return 0;

sound/pci/ymfpci/ymfpci_main.c

···
 	if (snd_BUG_ON(!chip->pcm_spdif))
 		return -ENXIO;
 	kctl = snd_ctl_new1(&snd_ymfpci_spdif_default, chip);
+	kctl->id.device = chip->pcm_spdif->device;
 	err = snd_ctl_add(chip->card, kctl);
 	if (err < 0)
 		return err;
-	kctl->id.device = chip->pcm_spdif->device;
 	kctl = snd_ctl_new1(&snd_ymfpci_spdif_mask, chip);
+	kctl->id.device = chip->pcm_spdif->device;
 	err = snd_ctl_add(chip->card, kctl);
 	if (err < 0)
 		return err;
-	kctl->id.device = chip->pcm_spdif->device;
 	kctl = snd_ctl_new1(&snd_ymfpci_spdif_stream, chip);
+	kctl->id.device = chip->pcm_spdif->device;
 	err = snd_ctl_add(chip->card, kctl);
 	if (err < 0)
 		return err;
-	kctl->id.device = chip->pcm_spdif->device;
 	chip->spdif_pcm_ctl = kctl;
 
 	/* direct recording source */

sound/soc/amd/ps/pci-ps.c

···
 	case ACP63_PDM_DEV_MASK:
 		adata->pdm_dev_index  = 0;
 		acp63_fill_platform_dev_info(&pdevinfo[0], parent, NULL, "acp_ps_pdm_dma",
-					     0, adata->res, 1, &adata->acp_lock,
-					     sizeof(adata->acp_lock));
+					     0, adata->res, 1, NULL, 0);
 		acp63_fill_platform_dev_info(&pdevinfo[1], parent, NULL, "dmic-codec",
 					     0, NULL, 0, NULL, 0);
 		acp63_fill_platform_dev_info(&pdevinfo[2], parent, NULL, "acp_ps_mach",

sound/soc/amd/ps/ps-pdm-dma.c

···
 {
 	struct resource *res;
 	struct pdm_dev_data *adata;
+	struct acp63_dev_data *acp_data;
+	struct device *parent;
 	int status;
 
-	if (!pdev->dev.platform_data) {
-		dev_err(&pdev->dev, "platform_data not retrieved\n");
-		return -ENODEV;
-	}
+	parent = pdev->dev.parent;
+	acp_data = dev_get_drvdata(parent);
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!res) {
 		dev_err(&pdev->dev, "IORESOURCE_MEM FAILED\n");
···
 		return -ENOMEM;
 
 	adata->capture_stream = NULL;
-	adata->acp_lock = pdev->dev.platform_data;
+	adata->acp_lock = &acp_data->acp_lock;
 	dev_set_drvdata(&pdev->dev, adata);
 	status = devm_snd_soc_register_component(&pdev->dev,
 						 &acp63_pdm_component,

sound/soc/amd/yc/acp6x-mach.c

···
 		.driver_data = &acp6x_card,
 		.matches = {
 			DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "21EF"),
+		}
+	},
+	{
+		.driver_data = &acp6x_card,
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
 			DMI_MATCH(DMI_PRODUCT_NAME, "21EM"),
 		}
 	},

sound/soc/codecs/cs35l56.c

···
 static int cs35l56_sdw_dai_set_stream(struct snd_soc_dai *dai,
 				      void *sdw_stream, int direction)
 {
-	if (!sdw_stream)
-		return 0;
-
 	snd_soc_dai_dma_data_set(dai, direction, sdw_stream);
 
 	return 0;

sound/soc/codecs/max98363.c

···
 }
 
 #define MAX98363_RATES SNDRV_PCM_RATE_8000_192000
-#define MAX98363_FORMATS (SNDRV_PCM_FMTBIT_S32_LE)
+#define MAX98363_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
 
 static int max98363_sdw_dai_hw_params(struct snd_pcm_substream *substream,
 				      struct snd_pcm_hw_params *params,
···
 	stream_config.frame_rate = params_rate(params);
 	stream_config.bps = snd_pcm_format_width(params_format(params));
 	stream_config.direction = direction;
-	stream_config.ch_count = params_channels(params);
+	stream_config.ch_count = 1;
 
 	if (stream_config.ch_count > runtime->hw.channels_max) {
 		stream_config.ch_count = runtime->hw.channels_max;

sound/soc/codecs/nau8824.c

···
 		},
 		.driver_data = (void *)(NAU8824_MONO_SPEAKER),
 	},
+	{
+		/* Positivo CW14Q01P */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Positivo Tecnologia SA"),
+			DMI_MATCH(DMI_BOARD_NAME, "CW14Q01P"),
+		},
+		.driver_data = (void *)(NAU8824_JD_ACTIVE_HIGH),
+	},
+	{
+		/* Positivo K1424G */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Positivo Tecnologia SA"),
+			DMI_MATCH(DMI_BOARD_NAME, "K1424G"),
+		},
+		.driver_data = (void *)(NAU8824_JD_ACTIVE_HIGH),
+	},
+	{
+		/* Positivo N14ZP74G */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Positivo Tecnologia SA"),
+			DMI_MATCH(DMI_BOARD_NAME, "N14ZP74G"),
+		},
+		.driver_data = (void *)(NAU8824_JD_ACTIVE_HIGH),
+	},
 	{}
 };
 

sound/soc/codecs/wcd938x-sdw.c

···
 	.readable_reg = wcd938x_readable_register,
 	.writeable_reg = wcd938x_writeable_register,
 	.volatile_reg = wcd938x_volatile_register,
-	.can_multi_write = true,
 };
 
 static const struct sdw_slave_ops wcd9380_slave_ops = {

sound/soc/codecs/wsa881x.c

···
 	.readable_reg = wsa881x_readable_register,
 	.reg_format_endian = REGMAP_ENDIAN_NATIVE,
 	.val_format_endian = REGMAP_ENDIAN_NATIVE,
-	.can_multi_write = true,
 };
 
 enum {

sound/soc/codecs/wsa883x.c

···
 	.writeable_reg = wsa883x_writeable_register,
 	.reg_format_endian = REGMAP_ENDIAN_NATIVE,
 	.val_format_endian = REGMAP_ENDIAN_NATIVE,
-	.can_multi_write = true,
 	.use_single_read = true,
 };
 

sound/soc/fsl/fsl_sai.c

···
 	regmap_update_bits(sai->regmap, reg, FSL_SAI_CR2_MSEL_MASK,
 			   FSL_SAI_CR2_MSEL(sai->mclk_id[tx]));
 
-	if (savediv == 1)
+	if (savediv == 1) {
 		regmap_update_bits(sai->regmap, reg,
 				   FSL_SAI_CR2_DIV_MASK | FSL_SAI_CR2_BYP,
 				   FSL_SAI_CR2_BYP);
-	else
+		if (fsl_sai_dir_is_synced(sai, adir))
+			regmap_update_bits(sai->regmap, FSL_SAI_xCR2(tx, ofs),
+					   FSL_SAI_CR2_BCI, FSL_SAI_CR2_BCI);
+		else
+			regmap_update_bits(sai->regmap, FSL_SAI_xCR2(tx, ofs),
+					   FSL_SAI_CR2_BCI, 0);
+	} else {
 		regmap_update_bits(sai->regmap, reg,
 				   FSL_SAI_CR2_DIV_MASK | FSL_SAI_CR2_BYP,
 				   savediv / 2 - 1);
+	}
 
 	if (sai->soc_data->max_register >= FSL_SAI_MCTL) {
 		/* SAI is in master mode at this point, so enable MCLK */

sound/soc/fsl/fsl_sai.h

···
 
 /* SAI Transmit and Receive Configuration 2 Register */
 #define FSL_SAI_CR2_SYNC	BIT(30)
+#define FSL_SAI_CR2_BCI		BIT(28)
 #define FSL_SAI_CR2_MSEL_MASK	(0x3 << 26)
 #define FSL_SAI_CR2_MSEL_BUS	0
 #define FSL_SAI_CR2_MSEL_MCLK1	BIT(26)

sound/soc/generic/simple-card-utils.c

···
 		}
 		ret = snd_pcm_hw_constraint_minmax(substream->runtime, SNDRV_PCM_HW_PARAM_RATE,
 			fixed_rate, fixed_rate);
-		if (ret)
+		if (ret < 0)
 			goto codec_err;
 	}
 

sound/soc/generic/simple-card.c

···
 
 			if (ret < 0) {
 				of_node_put(codec);
+				of_node_put(plat);
 				of_node_put(np);
 				goto error;
 			}

sound/soc/mediatek/mt8188/mt8188-afe-clk.c

···
 	return 0;
 }
 
-void mt8188_afe_deinit_clock(void *priv)
-{
-	struct mtk_base_afe *afe = priv;
-
-	mt8188_audsys_clk_unregister(afe);
-}
-
 int mt8188_afe_enable_clk(struct mtk_base_afe *afe, struct clk *clk)
 {
 	int ret;

sound/soc/mediatek/mt8188/mt8188-afe-clk.h

···
 int mt8188_afe_get_mclk_source_rate(struct mtk_base_afe *afe, int apll);
 int mt8188_afe_get_default_mclk_source_by_rate(int rate);
 int mt8188_afe_init_clock(struct mtk_base_afe *afe);
-void mt8188_afe_deinit_clock(void *priv);
 int mt8188_afe_enable_clk(struct mtk_base_afe *afe, struct clk *clk);
 void mt8188_afe_disable_clk(struct mtk_base_afe *afe, struct clk *clk);
 int mt8188_afe_set_clk_rate(struct mtk_base_afe *afe, struct clk *clk,

sound/soc/mediatek/mt8188/mt8188-afe-pcm.c

···
 	if (ret)
 		return dev_err_probe(dev, ret, "init clock error");
 
-	ret = devm_add_action_or_reset(dev, mt8188_afe_deinit_clock, (void *)afe);
-	if (ret)
-		return ret;
-
 	spin_lock_init(&afe_priv->afe_ctrl_lock);
 
 	mutex_init(&afe->irq_alloc_lock);

sound/soc/mediatek/mt8188/mt8188-audsys-clk.c

···
 	GATE_AUD6(CLK_AUD_GASRC11, "aud_gasrc11", "top_asm_h", 11),
 };
 
+static void mt8188_audsys_clk_unregister(void *data)
+{
+	struct mtk_base_afe *afe = data;
+	struct mt8188_afe_private *afe_priv = afe->platform_priv;
+	struct clk *clk;
+	struct clk_lookup *cl;
+	int i;
+
+	if (!afe_priv)
+		return;
+
+	for (i = 0; i < CLK_AUD_NR_CLK; i++) {
+		cl = afe_priv->lookup[i];
+		if (!cl)
+			continue;
+
+		clk = cl->clk;
+		clk_unregister_gate(clk);
+
+		clkdev_drop(cl);
+	}
+}
+
 int mt8188_audsys_clk_register(struct mtk_base_afe *afe)
 {
 	struct mt8188_afe_private *afe_priv = afe->platform_priv;
···
 		afe_priv->lookup[i] = cl;
 	}
 
-	return 0;
-}
-
-void mt8188_audsys_clk_unregister(struct mtk_base_afe *afe)
-{
-	struct mt8188_afe_private *afe_priv = afe->platform_priv;
-	struct clk *clk;
-	struct clk_lookup *cl;
-	int i;
-
-	if (!afe_priv)
-		return;
-
-	for (i = 0; i < CLK_AUD_NR_CLK; i++) {
-		cl = afe_priv->lookup[i];
-		if (!cl)
-			continue;
-
-		clk = cl->clk;
-		clk_unregister_gate(clk);
-
-		clkdev_drop(cl);
-	}
+	return devm_add_action_or_reset(afe->dev, mt8188_audsys_clk_unregister, afe);
 }

sound/soc/mediatek/mt8188/mt8188-audsys-clk.h

···
 #define _MT8188_AUDSYS_CLK_H_
 
 int mt8188_audsys_clk_register(struct mtk_base_afe *afe);
-void mt8188_audsys_clk_unregister(struct mtk_base_afe *afe);
 
 #endif

sound/soc/mediatek/mt8195/mt8195-afe-clk.c

···
 	return 0;
 }
 
-void mt8195_afe_deinit_clock(struct mtk_base_afe *afe)
-{
-	mt8195_audsys_clk_unregister(afe);
-}
-
 int mt8195_afe_enable_clk(struct mtk_base_afe *afe, struct clk *clk)
 {
 	int ret;

sound/soc/mediatek/mt8195/mt8195-afe-clk.h

···
 int mt8195_afe_get_mclk_source_rate(struct mtk_base_afe *afe, int apll);
 int mt8195_afe_get_default_mclk_source_by_rate(int rate);
 int mt8195_afe_init_clock(struct mtk_base_afe *afe);
-void mt8195_afe_deinit_clock(struct mtk_base_afe *afe);
 int mt8195_afe_enable_clk(struct mtk_base_afe *afe, struct clk *clk);
 void mt8195_afe_disable_clk(struct mtk_base_afe *afe, struct clk *clk);
 int mt8195_afe_prepare_clk(struct mtk_base_afe *afe, struct clk *clk);

sound/soc/mediatek/mt8195/mt8195-afe-pcm.c

···
 
 static void mt8195_afe_pcm_dev_remove(struct platform_device *pdev)
 {
-	struct mtk_base_afe *afe = platform_get_drvdata(pdev);
-
 	snd_soc_unregister_component(&pdev->dev);
 
 	pm_runtime_disable(&pdev->dev);
 	if (!pm_runtime_status_suspended(&pdev->dev))
 		mt8195_afe_runtime_suspend(&pdev->dev);
-
-	mt8195_afe_deinit_clock(afe);
 }
 
 static const struct of_device_id mt8195_afe_pcm_dt_match[] = {

sound/soc/mediatek/mt8195/mt8195-audsys-clk.c

···
 	GATE_AUD6(CLK_AUD_GASRC19, "aud_gasrc19", "top_asm_h", 19),
 };
 
+static void mt8195_audsys_clk_unregister(void *data)
+{
+	struct mtk_base_afe *afe = data;
+	struct mt8195_afe_private *afe_priv = afe->platform_priv;
+	struct clk *clk;
+	struct clk_lookup *cl;
+	int i;
+
+	if (!afe_priv)
+		return;
+
+	for (i = 0; i < CLK_AUD_NR_CLK; i++) {
+		cl = afe_priv->lookup[i];
+		if (!cl)
+			continue;
+
+		clk = cl->clk;
+		clk_unregister_gate(clk);
+
+		clkdev_drop(cl);
+	}
+}
+
 int mt8195_audsys_clk_register(struct mtk_base_afe *afe)
 {
 	struct mt8195_afe_private *afe_priv = afe->platform_priv;
···
 		afe_priv->lookup[i] = cl;
 	}
 
-	return 0;
-}
-
-void mt8195_audsys_clk_unregister(struct mtk_base_afe *afe)
-{
-	struct mt8195_afe_private *afe_priv = afe->platform_priv;
-	struct clk *clk;
-	struct clk_lookup *cl;
-	int i;
-
-	if (!afe_priv)
-		return;
-
-	for (i = 0; i < CLK_AUD_NR_CLK; i++) {
-		cl = afe_priv->lookup[i];
-		if (!cl)
-			continue;
-
-		clk = cl->clk;
-		clk_unregister_gate(clk);
-
-		clkdev_drop(cl);
-	}
+	return devm_add_action_or_reset(afe->dev, mt8195_audsys_clk_unregister, afe);
 }

sound/soc/mediatek/mt8195/mt8195-audsys-clk.h

···
 #define _MT8195_AUDSYS_CLK_H_
 
 int mt8195_audsys_clk_register(struct mtk_base_afe *afe);
-void mt8195_audsys_clk_unregister(struct mtk_base_afe *afe);
 
 #endif

sound/soc/tegra/tegra_pcm.c

···
 		return ret;
 	}
 
+	/* Set wait time to 500ms by default */
+	substream->wait_time = 500;
+
 	return 0;
 }
 EXPORT_SYMBOL_GPL(tegra_pcm_open);

sound/usb/pcm.c

···
 		goto unlock;
 	}
 
+	ret = snd_usb_pcm_change_state(subs, UAC3_PD_STATE_D0);
+	if (ret < 0)
+		goto unlock;
+
  again:
 	if (subs->sync_endpoint) {
 		ret = snd_usb_endpoint_prepare(chip, subs->sync_endpoint);

sound/usb/quirks.c

···
 		   QUIRK_FLAG_DSD_RAW),
 	VENDOR_FLG(0x2ab6, /* T+A devices */
 		   QUIRK_FLAG_DSD_RAW),
+	VENDOR_FLG(0x3336, /* HEM devices */
+		   QUIRK_FLAG_DSD_RAW),
 	VENDOR_FLG(0x3353, /* Khadas devices */
 		   QUIRK_FLAG_DSD_RAW),
 	VENDOR_FLG(0x3842, /* EVGA */

tools/include/uapi/linux/bpf.h

···
 	BPF_TRACE_KPROBE_MULTI,
 	BPF_LSM_CGROUP,
 	BPF_STRUCT_OPS,
+	BPF_NETFILTER,
 	__MAX_BPF_ATTACH_TYPE
 };
 

tools/lib/bpf/libbpf.c

···
 	[BPF_PERF_EVENT]		= "perf_event",
 	[BPF_TRACE_KPROBE_MULTI]	= "trace_kprobe_multi",
 	[BPF_STRUCT_OPS]		= "struct_ops",
+	[BPF_NETFILTER]			= "netfilter",
 };
 
 static const char * const link_type_name[] = {
···
 	SEC_DEF("struct_ops+",		STRUCT_OPS, 0, SEC_NONE),
 	SEC_DEF("struct_ops.s+",	STRUCT_OPS, 0, SEC_SLEEPABLE),
 	SEC_DEF("sk_lookup",		SK_LOOKUP, BPF_SK_LOOKUP, SEC_ATTACHABLE),
-	SEC_DEF("netfilter",		NETFILTER, 0, SEC_NONE),
+	SEC_DEF("netfilter",		NETFILTER, BPF_NETFILTER, SEC_NONE),
 };
 
 static size_t custom_sec_def_cnt;

tools/lib/bpf/libbpf_probes.c

···
 	case BPF_PROG_TYPE_SK_REUSEPORT:
 	case BPF_PROG_TYPE_FLOW_DISSECTOR:
 	case BPF_PROG_TYPE_CGROUP_SYSCTL:
+		break;
 	case BPF_PROG_TYPE_NETFILTER:
+		opts.expected_attach_type = BPF_NETFILTER;
 		break;
 	default:
 		return -EOPNOTSUPP;

tools/testing/radix-tree/Makefile

···
 # SPDX-License-Identifier: GPL-2.0
 
-CFLAGS += -I. -I../../include -g -Og -Wall -D_LGPL_SOURCE -fsanitize=address \
-	  -fsanitize=undefined
+CFLAGS += -I. -I../../include -I../../../lib -g -Og -Wall \
+	  -D_LGPL_SOURCE -fsanitize=address -fsanitize=undefined
 LDFLAGS += -fsanitize=address -fsanitize=undefined
 LDLIBS+= -lpthread -lurcu
 TARGETS = main idr-test multiorder xarray maple
···
 	../../../include/linux/xarray.h \
 	../../../include/linux/maple_tree.h \
 	../../../include/linux/radix-tree.h \
+	../../../lib/radix-tree.h \
 	../../../include/linux/idr.h
 
 radix-tree.c: ../../../lib/radix-tree.c

tools/testing/selftests/alsa/pcm-test.c

···
 		goto __close;
 	}
 	if (rrate != rate) {
-		snprintf(msg, sizeof(msg), "rate mismatch %ld != %ld", rate, rrate);
+		snprintf(msg, sizeof(msg), "rate mismatch %ld != %d", rate, rrate);
 		goto __close;
 	}
 	rperiod_size = period_size;
···
 			frames = snd_pcm_writei(handle, samples, rate);
 			if (frames < 0) {
 				snprintf(msg, sizeof(msg),
-					 "Write failed: expected %d, wrote %li", rate, frames);
+					 "Write failed: expected %ld, wrote %li", rate, frames);
 				goto __close;
 			}
 			if (frames < rate) {
 				snprintf(msg, sizeof(msg),
-					 "expected %d, wrote %li", rate, frames);
+					 "expected %ld, wrote %li", rate, frames);
 				goto __close;
 			}
 		} else {
 			frames = snd_pcm_readi(handle, samples, rate);
 			if (frames < 0) {
 				snprintf(msg, sizeof(msg),
-					 "expected %d, wrote %li", rate, frames);
+					 "expected %ld, wrote %li", rate, frames);
 				goto __close;
 			}
 			if (frames < rate) {
 				snprintf(msg, sizeof(msg),
-					 "expected %d, wrote %li", rate, frames);
+					 "expected %ld, wrote %li", rate, frames);
 				goto __close;
 			}
 		}

tools/testing/selftests/bpf/prog_tests/inner_array_lookup.c

···
+// SPDX-License-Identifier: GPL-2.0-only
+
+#include <test_progs.h>
+
+#include "inner_array_lookup.skel.h"
+
+void test_inner_array_lookup(void)
+{
+	int map1_fd, err;
+	int key = 3;
+	int val = 1;
+	struct inner_array_lookup *skel;
+
+	skel = inner_array_lookup__open_and_load();
+	if (!ASSERT_OK_PTR(skel, "open_load_skeleton"))
+		return;
+
+	err = inner_array_lookup__attach(skel);
+	if (!ASSERT_OK(err, "skeleton_attach"))
+		goto cleanup;
+
+	map1_fd = bpf_map__fd(skel->maps.inner_map1);
+	bpf_map_update_elem(map1_fd, &key, &val, 0);
+
+	/* Probe should have set the element at index 3 to 2 */
+	bpf_map_lookup_elem(map1_fd, &key, &val);
+	ASSERT_EQ(val, 2, "value_is_2");
+
+cleanup:
+	inner_array_lookup__destroy(skel);
+}

tools/testing/selftests/bpf/prog_tests/sockopt_sk.c

···
 			err, errno);
 		goto err;
 	}
-	ASSERT_EQ(optlen, 4, "Unexpected NETLINK_LIST_MEMBERSHIPS value");
+	ASSERT_EQ(optlen, 8, "Unexpected NETLINK_LIST_MEMBERSHIPS value");
 
 	free(big_buf);
 	close(fd);

tools/testing/selftests/bpf/progs/inner_array_lookup.c

···
+// SPDX-License-Identifier: GPL-2.0-only
+
+#include <linux/bpf.h>
+#include <bpf/bpf_helpers.h>
+
+struct inner_map {
+	__uint(type, BPF_MAP_TYPE_ARRAY);
+	__uint(max_entries, 5);
+	__type(key, int);
+	__type(value, int);
+} inner_map1 SEC(".maps");
+
+struct outer_map {
+	__uint(type, BPF_MAP_TYPE_HASH_OF_MAPS);
+	__uint(max_entries, 3);
+	__type(key, int);
+	__array(values, struct inner_map);
+} outer_map1 SEC(".maps") = {
+	.values = {
+		[2] = &inner_map1,
+	},
+};
+
+SEC("raw_tp/sys_enter")
+int handle__sys_enter(void *ctx)
+{
+	int outer_key = 2, inner_key = 3;
+	int *val;
+	void *map;
+
+	map = bpf_map_lookup_elem(&outer_map1, &outer_key);
+	if (!map)
+		return 1;
+
+	val = bpf_map_lookup_elem(map, &inner_key);
+	if (!val)
+		return 1;
+
+	if (*val == 1)
+		*val = 2;
+
+	return 0;
+}
+
+char _license[] SEC("license") = "GPL";

tools/testing/selftests/net/.gitignore

···
 fin_ack_lat
 gro
 hwtstamp_config
+io_uring_zerocopy_tx
 ioam6_parser
 ip_defrag
+ip_local_port_range
 ipsec
 ipv6_flowlabel
 ipv6_flowlabel_mgr
···
 reuseport_bpf_numa
 reuseport_dualstack
 rxtimestamp
+sctp_hello
 sk_bind_sendto_listen
 sk_connect_zero_addr
 socket

tools/testing/selftests/net/forwarding/hw_stats_l3.sh

···
 
 router_rp1_200_create()
 {
-	ip link add name $rp1.200 up \
-		link $rp1 addrgenmode eui64 type vlan id 200
+	ip link add name $rp1.200 link $rp1 type vlan id 200
+	ip link set dev $rp1.200 addrgenmode eui64
+	ip link set dev $rp1.200 up
 	ip address add dev $rp1.200 192.0.2.2/28
 	ip address add dev $rp1.200 2001:db8:1::2/64
 	ip stats set dev $rp1.200 l3_stats on
···
 
 	router_rp1_200_destroy
 
-	ip link add name $rp1.200 link $rp1 addrgenmode none type vlan id 200
+	ip link add name $rp1.200 link $rp1 type vlan id 200
+	ip link set dev $rp1.200 addrgenmode none
 	ip stats set dev $rp1.200 l3_stats on
-	ip link set dev $rp1.200 up addrgenmode eui64
+	ip link set dev $rp1.200 addrgenmode eui64
+	ip link set dev $rp1.200 up
 	ip address add dev $rp1.200 192.0.2.2/28
 	ip address add dev $rp1.200 2001:db8:1::2/64
 }

tools/testing/selftests/net/mptcp/config

···
+CONFIG_KALLSYMS=y
 CONFIG_MPTCP=y
 CONFIG_IPV6=y
 CONFIG_MPTCP_IPV6=y

tools/testing/selftests/net/mptcp/diag.sh

···
 {
 	local command="$1"
 	local expected=$2
-	local msg nr
+	local msg="$3"
+	local skip="${4:-SKIP}"
+	local nr
 
-	shift 2
-	msg=$*
 	nr=$(eval $command)
 
 	printf "%-50s" "$msg"
 	if [ $nr != $expected ]; then
-		echo "[ fail ] expected $expected found $nr"
-		ret=$test_cnt
+		if [ $nr = "$skip" ] && ! mptcp_lib_expect_all_features; then
+			echo "[ skip ] Feature probably not supported"
+		else
+			echo "[ fail ] expected $expected found $nr"
+			ret=$test_cnt
+		fi
 	else
 		echo "[  ok  ]"
 	fi
···
 	local condition=$1
 	shift 1
 
-	__chk_nr "ss -inmHMN $ns | $condition" $*
+	__chk_nr "ss -inmHMN $ns | $condition" "$@"
 }
 
 chk_msk_nr()
 {
-	__chk_msk_nr "grep -c token:" $*
+	__chk_msk_nr "grep -c token:" "$@"
 }
 
 wait_msk_nr()
···
 
 chk_msk_fallback_nr()
 {
-		__chk_msk_nr "grep -c fallback" $*
+	__chk_msk_nr "grep -c fallback" "$@"
 }
 
 chk_msk_remote_key_nr()
 {
-		__chk_msk_nr "grep -c remote_key" $*
+	__chk_msk_nr "grep -c remote_key" "$@"
 }
 
 __chk_listen()
 {
 	local filter="$1"
 	local expected=$2
+	local msg="$3"
 
-	shift 2
-	msg=$*
-
-	nr=$(ss -N $ns -Ml "$filter" | grep -c LISTEN)
-	printf "%-50s" "$msg"
-
-	if [ $nr != $expected ]; then
-		echo "[ fail ] expected $expected found $nr"
-		ret=$test_cnt
-	else
-		echo "[  ok  ]"
-	fi
+	__chk_nr "ss -N $ns -Ml '$filter' | grep -c LISTEN" "$expected" "$msg" 0
 }
 
 chk_msk_listen()
 {
 	lport=$1
-	local msg="check for listen socket"
 
 	# destination port search should always return empty list
 	__chk_listen "dport $lport" 0 "listen match for dport $lport"
···
 chk_msk_inuse()
 {
 	local expected=$1
+	local msg="$2"
 	local listen_nr
-
-	shift 1
 
 	listen_nr=$(ss -N "${ns}" -Ml | grep -c LISTEN)
 	expected=$((expected + listen_nr))
···
 		sleep 0.1
 	done
 
-	__chk_nr get_msk_inuse $expected $*
+	__chk_nr get_msk_inuse $expected "$msg" 0
 }
 
 # $1: ns, $2: port

tools/testing/selftests/net/mptcp/mptcp_connect.sh

···
 }
 
 mptcp_lib_check_mptcp
+mptcp_lib_check_kallsyms
 
 ip -Version > /dev/null 2>&1
 if [ $? -ne 0 ];then
···
 		return 0
 	fi
 
+	# IP(V6)_TRANSPARENT has been added after TOS support which came with
+	# the required infrastructure in MPTCP sockopt code. To support TOS, the
+	# following function has been exported (T). Not great but better than
+	# checking for a specific kernel version.
+	if ! mptcp_lib_kallsyms_has "T __ip_sock_set_tos$"; then
+		echo "INFO: ${msg} not supported by the kernel: SKIP"
+		return
+	fi
+
 ip netns exec "$listener_ns" nft -f /dev/stdin <<"EOF"
 flush ruleset
 table inet mangle {
···
 
 run_tests_mptfo()
 {
+	if ! mptcp_lib_kallsyms_has "mptcp_fastopen_"; then
+		echo "INFO: TFO not supported by the kernel: SKIP"
+		return
+	fi
+
 	echo "INFO: with MPTFO start"
 	ip netns exec "$ns1" sysctl -q net.ipv4.tcp_fastopen=2
 	ip netns exec "$ns2" sysctl -q net.ipv4.tcp_fastopen=1
···
 {
 	local old_cin=$cin
 	local old_sin=$sin
+
+	if ! mptcp_lib_kallsyms_has "mptcp_pm_data_reset$"; then
+		echo "INFO: Full disconnect not supported: SKIP"
+		return
+	fi
 
 	cat $cin $cin $cin > "$cin".disconnect
 

tools/testing/selftests/net/mptcp/mptcp_join.sh

···
 ns1=""
 ns2=""
 ksft_skip=4
+iptables="iptables"
+ip6tables="ip6tables"
 timeout_poll=30
 timeout_test=$((timeout_poll * 2 + 1))
 capture=0
···
 		ip netns add $netns || exit $ksft_skip
 		ip -net $netns link set lo up
 		ip netns exec $netns sysctl -q net.mptcp.enabled=1
-		ip netns exec $netns sysctl -q net.mptcp.pm_type=0
+		ip netns exec $netns sysctl -q net.mptcp.pm_type=0 2>/dev/null || true
 		ip netns exec $netns sysctl -q net.ipv4.conf.all.rp_filter=0
 		ip netns exec $netns sysctl -q net.ipv4.conf.default.rp_filter=0
 		if [ $checksum -eq 1 ]; then
···
 check_tools()
 {
 	mptcp_lib_check_mptcp
+	mptcp_lib_check_kallsyms
 
 	if ! ip -Version &> /dev/null; then
 		echo "SKIP: Could not run test without ip tool"
 		exit $ksft_skip
 	fi
 
-	if ! iptables -V &> /dev/null; then
+	# Use the legacy version if available to support old kernel versions
+	if iptables-legacy -V &> /dev/null; then
+		iptables="iptables-legacy"
+		ip6tables="ip6tables-legacy"
+	elif ! iptables -V &> /dev/null; then
 		echo "SKIP: Could not run all tests without iptables tool"
 		exit $ksft_skip
 	fi
···
 	rm -f "$tmpfile"
 	rm -rf $evts_ns1 $evts_ns2
 	cleanup_partial
+}
+
+# $1: msg
+print_title()
+{
+	printf "%03u %-36s %s" "${TEST_COUNT}" "${TEST_NAME}" "${1}"
+}
+
+# [ $1: fail msg ]
+mark_as_skipped()
+{
+	local msg="${1:-"Feature not supported"}"
+
+	mptcp_lib_fail_if_expected_feature "${msg}"
+
+	print_title "[ skip ] ${msg}"
+	printf "\n"
+}
+
+# $@: condition
+continue_if()
+{
+	if ! "${@}"; then
+		mark_as_skipped
+		return 1
+	fi
 }
 
 skip_test()
···
 	return 0
 }
 
+# $1: test name ; $2: counter to check
+reset_check_counter()
+{
+	reset "${1}" || return 1
+
+	local counter="${2}"
+
+	if ! nstat -asz "${counter}" | grep -wq "${counter}"; then
+		mark_as_skipped "counter '${counter}' is not available"
+		return 1
+	fi
+}
+
 # $1: test name
 reset_with_cookies()
 {
···
 
 	reset "${1}" || return 1
 
-	tables="iptables"
+	tables="${iptables}"
 	if [ $ip -eq 6 ]; then
-		tables="ip6tables"
+		tables="${ip6tables}"
 	fi
 
 	ip netns exec $ns1 sysctl -q net.mptcp.add_addr_timeout=1
-	ip netns exec $ns2 $tables -A OUTPUT -p tcp \
-		-m tcp --tcp-option 30 \
-		-m bpf --bytecode \
-		"$CBPF_MPTCP_SUBOPTION_ADD_ADDR" \
-		-j DROP
+
+	if ! ip netns exec $ns2 $tables -A OUTPUT -p tcp \
+			-m tcp --tcp-option 30 \
+			-m bpf --bytecode \
+			"$CBPF_MPTCP_SUBOPTION_ADD_ADDR" \
+			-j DROP; then
+		mark_as_skipped "unable to set the 'add addr' rule"
+		return 1
+	fi
 }
 
 # $1: test name
···
 #     tc action pedit offset 162 out of bounds
 #
 # Netfilter is used to mark packets with enough data.
-reset_with_fail()
+setup_fail_rules()
 {
-	reset "${1}" || return 1
-
-	ip netns exec $ns1 sysctl -q net.mptcp.checksum_enabled=1
-	ip netns exec $ns2 sysctl -q net.mptcp.checksum_enabled=1
-
 	check_invert=1
 	validate_checksum=1
-	local i="$2"
-	local ip="${3:-4}"
+	local i="$1"
+	local ip="${2:-4}"
 	local tables
 
-	tables="iptables"
+	tables="${iptables}"
 	if [ $ip -eq 6 ]; then
-		tables="ip6tables"
+		tables="${ip6tables}"
 	fi
 
 	ip netns exec $ns2 $tables \
···
 		-p tcp \
 		-m length --length 150:9999 \
 		-m statistic --mode nth --packet 1 --every 99999 \
-		-j MARK --set-mark 42 || exit 1
+		-j MARK --set-mark 42 || return ${ksft_skip}
 
-	tc -n $ns2 qdisc add dev ns2eth$i clsact || exit 1
+	tc -n $ns2 qdisc add dev ns2eth$i clsact || return ${ksft_skip}
 	tc -n $ns2 filter add dev ns2eth$i egress \
 		protocol ip prio 1000 \
 		handle 42 fw \
 		action pedit munge offset 148 u8 invert \
 		pipe csum tcp \
-		index 100 || exit 1
+		index 100 || return ${ksft_skip}
+}
+
+reset_with_fail()
+{
+	reset_check_counter "${1}" "MPTcpExtInfiniteMapTx" || return 1
+	shift
+
+	ip netns exec $ns1 sysctl -q net.mptcp.checksum_enabled=1
+	ip netns exec $ns2 sysctl -q net.mptcp.checksum_enabled=1
+
+	local rc=0
+	setup_fail_rules "${@}" || rc=$?
+
+	if [ ${rc} -eq ${ksft_skip} ]; then
+		mark_as_skipped "unable to set the 'fail' rules"
+		return 1
+	fi
 }
 
 reset_with_events()
···
 	evts_ns1_pid=$!
 	ip netns exec $ns2 ./pm_nl_ctl events >> "$evts_ns2" 2>&1 &
 	evts_ns2_pid=$!
+}
+
+reset_with_tcp_filter()
+{
+	reset "${1}" || return 1
+	shift
+
+	local ns="${!1}"
+	local src="${2}"
+	local target="${3}"
+
+	if ! ip netns exec "${ns}" ${iptables} \
+			-A INPUT \
+			-s "${src}" \
+			-p tcp \
+			-j "${target}"; then
+		mark_as_skipped "unable to set the filter rules"
+		return 1
+	fi
 }
 
 fail_test()
···
 	done
 }
 
+# $1: ns ; $2: counter
+get_counter()
+{
+	local ns="${1}"
+	local counter="${2}"
+	local count
+
+	count=$(ip netns exec ${ns} nstat -asz "${counter}" | awk 'NR==1 {next} {print $2}')
+	if [ -z "${count}" ]; then
+		mptcp_lib_fail_if_expected_feature "${counter} counter"
+		return 1
+	fi
+
+	echo "${count}"
+}
+
 rm_addr_count()
 {
-	local ns=${1}
-
-	ip netns exec ${ns} nstat -as | grep MPTcpExtRmAddr | awk '{print $2}'
+	get_counter "${1}" "MPTcpExtRmAddr"
 }
 
 # $1: ns, $2: old rm_addr counter in $ns
···
 	local ns="${1}"
 	local cnt old_cnt
 
-	old_cnt=$(ip netns exec ${ns} nstat -as | grep MPJoinAckRx | awk '{print $2}')
+	old_cnt=$(get_counter ${ns} "MPTcpExtMPJoinAckRx")
 
 	local i
 	for i in $(seq 10); do
-		cnt=$(ip netns exec ${ns} nstat -as | grep MPJoinAckRx | awk '{print $2}')
+		cnt=$(get_counter ${ns} "MPTcpExtMPJoinAckRx")
 		[ "$cnt" = "${old_cnt}" ] || break
 		sleep 0.1
 	done
···
 	fi
 }
 
-filter_tcp_from()
-{
-	local ns="${1}"
-	local src="${2}"
-	local target="${3}"
-
-	ip netns exec "${ns}" iptables -A INPUT -s "${src}" -p tcp -j "${target}"
-}
-
 do_transfer()
 {
 	local listener_ns="$1"
···
 				     sed -n 's/.*\(token:\)\([[:digit:]]*\).*$/\2/p;q')
 				ip netns exec ${listener_ns} ./pm_nl_ctl ann $addr token $tk id $id
 				sleep 1
+				sp=$(grep "type:10" "$evts_ns1" |
+				     sed -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q')
+				da=$(grep "type:10" "$evts_ns1" |
+				     sed -n 's/.*\(daddr6:\)\([0-9a-f:.]*\).*$/\2/p;q')
+				dp=$(grep "type:10" "$evts_ns1" |
+				     sed -n 's/.*\(dport:\)\([[:digit:]]*\).*$/\2/p;q')
 				ip netns exec ${listener_ns} ./pm_nl_ctl rem token $tk id $id
+				ip netns exec ${listener_ns} ./pm_nl_ctl dsf lip "::ffff:$addr" \
+							lport $sp rip $da rport $dp token $tk
 			fi
 
 			counter=$((counter + 1))
···
 				sleep 1
 				sp=$(grep "type:10" "$evts_ns2" |
 				     sed -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q')
+				ip netns exec ${connector_ns} ./pm_nl_ctl rem token $tk id $id
 				ip netns exec ${connector_ns} ./pm_nl_ctl dsf lip $addr lport $sp \
 									rip $da rport $dp token $tk
 			fi
···
 	fi
 
 	printf "%-${nr_blank}s %s" " " "sum"
-	count=$(ip netns exec $ns1 nstat -as | grep MPTcpExtDataCsumErr | awk '{print $2}')
-	[ -z "$count" ] && count=0
+	count=$(get_counter ${ns1} "MPTcpExtDataCsumErr")
 	if [ "$count" != "$csum_ns1" ]; then
 		extra_msg="$extra_msg ns1=$count"
 	fi
-	if { [ "$count" != $csum_ns1 ] && [ $allow_multi_errors_ns1 -eq 0 ]; } ||
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif { [ "$count" != $csum_ns1 ] && [ $allow_multi_errors_ns1 -eq 0 ]; } ||
 	   { [ "$count" -lt $csum_ns1 ] && [ $allow_multi_errors_ns1 -eq 1 ]; }; then
 		echo "[fail] got $count data checksum error[s] expected $csum_ns1"
 		fail_test
···
 		echo -n "[ ok ]"
 	fi
 	echo -n " - csum  "
-	count=$(ip netns exec $ns2 nstat -as | grep MPTcpExtDataCsumErr | awk '{print $2}')
-	[ -z "$count" ] && count=0
+	count=$(get_counter ${ns2} "MPTcpExtDataCsumErr")
 	if [ "$count" != "$csum_ns2" ]; then
 		extra_msg="$extra_msg ns2=$count"
 	fi
-	if { [ "$count" != $csum_ns2 ] && [ $allow_multi_errors_ns2 -eq 0 ]; } ||
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif { [ "$count" != $csum_ns2 ] && [ $allow_multi_errors_ns2 -eq 0 ]; } ||
 	   { [ "$count" -lt $csum_ns2 ] && [ $allow_multi_errors_ns2 -eq 1 ]; }; then
 		echo "[fail] got $count data checksum error[s] expected $csum_ns2"
 		fail_test
···
 	fi
 
 	printf "%-${nr_blank}s %s" " " "ftx"
-	count=$(ip netns exec $ns_tx nstat -as | grep MPTcpExtMPFailTx | awk '{print $2}')
-	[ -z "$count" ] && count=0
+	count=$(get_counter ${ns_tx} "MPTcpExtMPFailTx")
 	if [ "$count" != "$fail_tx" ]; then
 		extra_msg="$extra_msg,tx=$count"
 	fi
-	if { [ "$count" != "$fail_tx" ] && [ $allow_tx_lost -eq 0 ]; } ||
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif { [ "$count" != "$fail_tx" ] && [ $allow_tx_lost -eq 0 ]; } ||
 	   { [ "$count" -gt "$fail_tx" ] && [ $allow_tx_lost -eq 1 ]; }; then
 		echo "[fail] got $count MP_FAIL[s] TX expected $fail_tx"
 		fail_test
···
 	fi
 
 	echo -n " - failrx"
-	count=$(ip netns exec $ns_rx nstat -as | grep MPTcpExtMPFailRx | awk '{print $2}')
-	[ -z "$count" ] && count=0
+	count=$(get_counter ${ns_rx} "MPTcpExtMPFailRx")
 	if [ "$count" != "$fail_rx" ]; then
 		extra_msg="$extra_msg,rx=$count"
 	fi
-	if { [ "$count" != "$fail_rx" ] && [ $allow_rx_lost -eq 0 ]; } ||
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif { [ "$count" != "$fail_rx" ] && [ $allow_rx_lost -eq 0 ]; } ||
 	   { [ "$count" -gt "$fail_rx" ] && [ $allow_rx_lost -eq 1 ]; }; then
 		echo "[fail] got $count MP_FAIL[s] RX expected $fail_rx"
 		fail_test
···
 	fi
 
 	printf "%-${nr_blank}s %s" " " "ctx"
-	count=$(ip netns exec $ns_tx nstat -as | grep MPTcpExtMPFastcloseTx | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	[ "$count" != "$fclose_tx" ] && extra_msg="$extra_msg,tx=$count"
-	if [ "$count" != "$fclose_tx" ]; then
+	count=$(get_counter ${ns_tx} "MPTcpExtMPFastcloseTx")
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif [ "$count" != "$fclose_tx" ]; then
+		extra_msg="$extra_msg,tx=$count"
 		echo "[fail] got $count MP_FASTCLOSE[s] TX expected $fclose_tx"
 		fail_test
 		dump_stats=1
···
 	fi
 
 	echo -n " - fclzrx"
-	count=$(ip netns exec $ns_rx nstat -as | grep MPTcpExtMPFastcloseRx | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	[ "$count" != "$fclose_rx" ] && extra_msg="$extra_msg,rx=$count"
-	if [ "$count" != "$fclose_rx" ]; then
+	count=$(get_counter ${ns_rx} "MPTcpExtMPFastcloseRx")
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif [ "$count" != "$fclose_rx" ]; then
+		extra_msg="$extra_msg,rx=$count"
 		echo "[fail] got $count MP_FASTCLOSE[s] RX expected $fclose_rx"
 		fail_test
 		dump_stats=1
···
 	fi
 
 	printf "%-${nr_blank}s %s" " " "rtx"
-	count=$(ip netns exec $ns_tx nstat -as | grep MPTcpExtMPRstTx | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	if [ $count -lt $rst_tx ]; then
+	count=$(get_counter ${ns_tx} "MPTcpExtMPRstTx")
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif [ $count -lt $rst_tx ]; then
 		echo "[fail] got $count MP_RST[s] TX expected $rst_tx"
 		fail_test
 		dump_stats=1
···
 	fi
 
 	echo -n " - rstrx "
-	count=$(ip netns exec $ns_rx nstat -as | grep MPTcpExtMPRstRx | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	if [ "$count" -lt "$rst_rx" ]; then
+	count=$(get_counter ${ns_rx} "MPTcpExtMPRstRx")
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif [ "$count" -lt "$rst_rx" ]; then
 		echo "[fail] got $count MP_RST[s] RX expected $rst_rx"
 		fail_test
 		dump_stats=1
···
 	local dump_stats
 
 	printf "%-${nr_blank}s %s" " " "itx"
-	count=$(ip netns exec $ns2 nstat -as | grep InfiniteMapTx | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	if [ "$count" != "$infi_tx" ]; then
+	count=$(get_counter ${ns2} "MPTcpExtInfiniteMapTx")
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif [ "$count" != "$infi_tx" ]; then
 		echo "[fail] got $count infinite map[s] TX expected $infi_tx"
 		fail_test
 		dump_stats=1
···
 	fi
 
 	echo -n " - infirx"
-	count=$(ip netns exec $ns1 nstat -as | grep InfiniteMapRx | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	if [ "$count" != "$infi_rx" ]; then
+	count=$(get_counter ${ns1} "MPTcpExtInfiniteMapRx")
+	if [ -z "$count" ]; then
+		echo "[skip]"
+	elif [ "$count" != "$infi_rx" ]; then
 		echo "[fail] got $count infinite map[s] RX expected $infi_rx"
 		fail_test
 		dump_stats=1
···
 	fi
 
 	printf "%03u %-36s %s" "${TEST_COUNT}" "${title}" "syn"
-	count=$(ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinSynRx | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	if [ "$count" != "$syn_nr" ]; then
+	count=$(get_counter ${ns1} "MPTcpExtMPJoinSynRx")
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif [ "$count" != "$syn_nr" ]; then
 		echo "[fail] got $count JOIN[s] syn expected $syn_nr"
 		fail_test
 		dump_stats=1
···
 
 	echo -n " - synack"
 	with_cookie=$(ip netns exec $ns2 sysctl -n net.ipv4.tcp_syncookies)
-	count=$(ip netns exec $ns2 nstat -as | grep MPTcpExtMPJoinSynAckRx | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	if [ "$count" != "$syn_ack_nr" ]; then
+	count=$(get_counter ${ns2} "MPTcpExtMPJoinSynAckRx")
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif [ "$count" != "$syn_ack_nr" ]; then
 		# simult connections exceeding the limit with cookie enabled could go up to
 		# synack validation as the conn limit can be enforced reliably only after
 		# the subflow creation
···
 	fi
 
 	echo -n " - ack"
-	count=$(ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinAckRx | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	if [ "$count" != "$ack_nr" ]; then
+	count=$(get_counter ${ns1} "MPTcpExtMPJoinAckRx")
+	if [ -z "$count" ]; then
+		echo "[skip]"
+	elif [ "$count" != "$ack_nr" ]; then
 		echo "[fail] got $count JOIN[s] ack expected $ack_nr"
 		fail_test
 		dump_stats=1
···
 	local recover_nr
 
 	printf "%-${nr_blank}s %-18s" " " "stale"
-	stale_nr=$(ip netns exec $ns nstat -as | grep MPTcpExtSubflowStale | awk '{print $2}')
-	[ -z "$stale_nr" ] && stale_nr=0
-	recover_nr=$(ip netns exec $ns nstat -as | grep MPTcpExtSubflowRecover | awk '{print $2}')
-	[ -z "$recover_nr" ] && recover_nr=0
 
-	if [ $stale_nr -lt $stale_min ] ||
+	stale_nr=$(get_counter ${ns} "MPTcpExtSubflowStale")
+	recover_nr=$(get_counter ${ns} "MPTcpExtSubflowRecover")
+	if [ -z "$stale_nr" ] || [ -z "$recover_nr" ]; then
+		echo "[skip]"
+	elif [ $stale_nr -lt $stale_min ] ||
 	   { [ $stale_max -gt 0 ] && [ $stale_nr -gt $stale_max ]; } ||
 	   [ $((stale_nr - recover_nr)) -ne $stale_delta ]; then
 		echo "[fail] got $stale_nr stale[s] $recover_nr recover[s], " \
···
 	timeout=$(ip netns exec $ns1 sysctl -n net.mptcp.add_addr_timeout)
 
 	printf "%-${nr_blank}s %s" " " "add"
-	count=$(ip netns exec $ns2 nstat -as MPTcpExtAddAddr | grep MPTcpExtAddAddr | awk '{print $2}')
-	[ -z "$count" ] && count=0
-
+	count=$(get_counter ${ns2} "MPTcpExtAddAddr")
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
 	# if the test configured a short timeout tolerate greater then expected
 	# add addrs options, due to retransmissions
-	if [ "$count" != "$add_nr" ] && { [ "$timeout" -gt 1 ] || [ "$count" -lt "$add_nr" ]; }; then
+	elif [ "$count" != "$add_nr" ] && { [ "$timeout" -gt 1 ] || [ "$count" -lt "$add_nr" ]; }; then
 		echo "[fail] got $count ADD_ADDR[s] expected $add_nr"
 		fail_test
 		dump_stats=1
···
 	fi
 
 	echo -n " - echo  "
-	count=$(ip netns exec $ns1 nstat -as | grep MPTcpExtEchoAdd | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	if [ "$count" != "$echo_nr" ]; then
+	count=$(get_counter ${ns1} "MPTcpExtEchoAdd")
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif [ "$count" != "$echo_nr" ]; then
 		echo "[fail] got $count ADD_ADDR echo[s] expected $echo_nr"
 		fail_test
 		dump_stats=1
···
 
 	if [ $port_nr -gt 0 ]; then
 		echo -n " - pt "
-		count=$(ip netns exec $ns2 nstat -as | grep MPTcpExtPortAdd | awk '{print $2}')
-		[ -z "$count" ] && count=0
-		if [ "$count" != "$port_nr" ]; then
+		count=$(get_counter ${ns2} "MPTcpExtPortAdd")
+		if [ -z "$count" ]; then
+			echo "[skip]"
+		elif [ "$count" != "$port_nr" ]; then
 			echo "[fail] got $count ADD_ADDR[s] with a port-number expected $port_nr"
 			fail_test
 			dump_stats=1
···
 		fi
 
 		printf "%-${nr_blank}s %s" " " "syn"
-		count=$(ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinPortSynRx |
-			awk '{print $2}')
-		[ -z "$count" ] && count=0
-		if [ "$count" != "$syn_nr" ]; then
+		count=$(get_counter ${ns1} "MPTcpExtMPJoinPortSynRx")
+		if [ -z "$count" ]; then
+			echo -n "[skip]"
+		elif [ "$count" != "$syn_nr" ]; then
 			echo "[fail] got $count JOIN[s] syn with a different \
 				port-number expected $syn_nr"
 			fail_test
···
 		fi
 
 		echo -n " - synack"
-		count=$(ip netns exec $ns2 nstat -as | grep MPTcpExtMPJoinPortSynAckRx |
-			awk '{print $2}')
-		[ -z "$count" ] && count=0
-		if [ "$count" != "$syn_ack_nr" ]; then
+		count=$(get_counter ${ns2} "MPTcpExtMPJoinPortSynAckRx")
+		if [ -z "$count" ]; then
+			echo -n "[skip]"
+		elif [ "$count" != "$syn_ack_nr" ]; then
 			echo "[fail] got $count JOIN[s] synack with a different \
 				port-number expected $syn_ack_nr"
 			fail_test
···
 		fi
 
 		echo -n " - ack"
-		count=$(ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinPortAckRx |
-			awk '{print $2}')
-		[ -z "$count" ] && count=0
-		if [ "$count" != "$ack_nr" ]; then
+		count=$(get_counter ${ns1} "MPTcpExtMPJoinPortAckRx")
+		if [ -z "$count" ]; then
+			echo "[skip]"
+		elif [ "$count" != "$ack_nr" ]; then
 			echo "[fail] got $count JOIN[s] ack with a different \
 				port-number expected $ack_nr"
 			fail_test
···
 		fi
 
 		printf "%-${nr_blank}s %s" " " "syn"
-		count=$(ip netns exec $ns1 nstat -as | grep MPTcpExtMismatchPortSynRx |
-			awk '{print $2}')
-		[ -z "$count" ] && count=0
-		if [ "$count" != "$mis_syn_nr" ]; then
+		count=$(get_counter ${ns1} "MPTcpExtMismatchPortSynRx")
+		if [ -z "$count" ]; then
+			echo -n "[skip]"
+		elif [ "$count" != "$mis_syn_nr" ]; then
 			echo "[fail] got $count JOIN[s] syn with a mismatched \
 				port-number expected $mis_syn_nr"
 			fail_test
···
 		fi
 
 		echo -n " - ack   "
-		count=$(ip netns exec $ns1 nstat -as | grep MPTcpExtMismatchPortAckRx |
-			awk '{print $2}')
-		[ -z "$count" ] && count=0
-		if [ "$count" != "$mis_ack_nr" ]; then
+		count=$(get_counter ${ns1} "MPTcpExtMismatchPortAckRx")
+		if [ -z "$count" ]; then
+			echo "[skip]"
+		elif [ "$count" != "$mis_ack_nr" ]; then
 			echo "[fail] got $count JOIN[s] ack with a mismatched \
 				port-number expected $mis_ack_nr"
 			fail_test
···
 	fi
 
 	printf "%-${nr_blank}s %s" " " "rm "
-	count=$(ip netns exec $addr_ns nstat -as | grep MPTcpExtRmAddr | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	if [ "$count" != "$rm_addr_nr" ]; then
+	count=$(get_counter ${addr_ns} "MPTcpExtRmAddr")
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif [ "$count" != "$rm_addr_nr" ]; then
 		echo "[fail] got $count RM_ADDR[s] expected $rm_addr_nr"
 		fail_test
 		dump_stats=1
···
 	fi
 
 	echo -n " - rmsf  "
-	count=$(ip netns exec $subflow_ns nstat -as | grep MPTcpExtRmSubflow | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	if [ -n "$simult" ]; then
+	count=$(get_counter ${subflow_ns} "MPTcpExtRmSubflow")
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif [ -n "$simult" ]; then
 		local cnt suffix
 
-		cnt=$(ip netns exec $addr_ns nstat -as | grep MPTcpExtRmSubflow | awk '{print $2}')
+		cnt=$(get_counter ${addr_ns} "MPTcpExtRmSubflow")
 
 		# in case of simult flush, the subflow removal count on each side is
 		# unreliable
-		[ -z "$cnt" ] && cnt=0
 		count=$((count + cnt))
 		[ "$count" != "$rm_subflow_nr" ] && suffix="$count in [$rm_subflow_nr:$((rm_subflow_nr*2))]"
 		if [ $count -ge "$rm_subflow_nr" ] && \
 		   [ "$count" -le "$((rm_subflow_nr *2 ))" ]; then
-			echo "[ ok ] $suffix"
+			echo -n "[ ok ] $suffix"
 		else
 			echo "[fail] got $count RM_SUBFLOW[s] expected in range [$rm_subflow_nr:$((rm_subflow_nr*2))]"
 			fail_test
 			dump_stats=1
 		fi
-		return
-	fi
-	if [ "$count" != "$rm_subflow_nr" ]; then
+	elif [ "$count" != "$rm_subflow_nr" ]; then
 		echo "[fail] got $count RM_SUBFLOW[s] expected $rm_subflow_nr"
 		fail_test
 		dump_stats=1
···
 	local dump_stats
 
 	printf "%-${nr_blank}s %s" " " "ptx"
-	count=$(ip netns exec $ns1 nstat -as | grep MPTcpExtMPPrioTx | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	if [ "$count" != "$mp_prio_nr_tx" ]; then
+	count=$(get_counter ${ns1} "MPTcpExtMPPrioTx")
+	if [ -z "$count" ]; then
+		echo -n "[skip]"
+	elif [ "$count" != "$mp_prio_nr_tx" ]; then
 		echo "[fail] got $count MP_PRIO[s] TX expected $mp_prio_nr_tx"
 		fail_test
 		dump_stats=1
···
 	fi
 
 	echo -n " - prx   "
-	count=$(ip netns exec $ns1 nstat -as | grep MPTcpExtMPPrioRx | awk '{print $2}')
-	[ -z "$count" ] && count=0
-	if [ "$count" != "$mp_prio_nr_rx" ]; then
+	count=$(get_counter ${ns1} "MPTcpExtMPPrioRx")
+	if [ -z "$count" ]; then
+		echo "[skip]"
+	elif [ "$count" != "$mp_prio_nr_rx" ]; then
 		echo "[fail] got $count MP_PRIO[s] RX expected $mp_prio_nr_rx"
 		fail_test
 		dump_stats=1
···
 	while [ $time -lt $timeout_ms ]; do
 		local cnt
 
-		cnt=$(ip netns exec $ns nstat -as TcpAttemptFails | grep TcpAttemptFails | awk '{print $2}')
+		cnt=$(get_counter ${ns} "TcpAttemptFails")
 
 		[ "$cnt" = 1 ] && return 1
 		time=$((time + 100))
···
 	fi
 
 	# multiple subflows, with subflow creation error
-	if reset "multi subflows, with failing subflow"; then
+	if reset_with_tcp_filter "multi subflows, with failing subflow" ns1 10.0.3.2 REJECT &&
+	   continue_if mptcp_lib_kallsyms_has "mptcp_pm_subflow_check_next$"; then
 		pm_nl_set_limits $ns1 0 2
 		pm_nl_set_limits $ns2 0 2
 		pm_nl_add_endpoint $ns2 10.0.3.2 flags subflow
 		pm_nl_add_endpoint $ns2 10.0.2.2 flags subflow
-		filter_tcp_from $ns1 10.0.3.2 REJECT
 		run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow
 		chk_join_nr 1 1 1
 	fi
 
 	# multiple subflows, with subflow timeout on MPJ
-	if reset "multi subflows, with subflow timeout"; then
+	if reset_with_tcp_filter "multi subflows, with subflow timeout" ns1 10.0.3.2 DROP &&
+	   continue_if mptcp_lib_kallsyms_has "mptcp_pm_subflow_check_next$"; then
 		pm_nl_set_limits $ns1 0 2
 		pm_nl_set_limits $ns2 0 2
 		pm_nl_add_endpoint $ns2 10.0.3.2 flags subflow
 		pm_nl_add_endpoint $ns2 10.0.2.2 flags subflow
-		filter_tcp_from $ns1 10.0.3.2 DROP
 		run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow
 		chk_join_nr 1 1 1
 	fi
···
 	# multiple subflows, check that the endpoint corresponding to
 	# closed subflow (due to reset) is not reused if additional
 	# subflows are added later
-	if reset "multi subflows, fair usage on close"; then
+	if reset_with_tcp_filter "multi subflows, fair usage on close" ns1 10.0.3.2 REJECT &&
+	   continue_if mptcp_lib_kallsyms_has "mptcp_pm_subflow_check_next$"; then
 		pm_nl_set_limits $ns1 0 1
 		pm_nl_set_limits $ns2 0 1
 		pm_nl_add_endpoint $ns2 10.0.3.2 flags subflow
-		filter_tcp_from $ns1 10.0.3.2 REJECT
 		run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow &
 
 		# mpj subflow will be in TW after the reset
···
 		# the peer could possibly miss some addr notification, allow retransmission
 		ip netns exec $ns1 sysctl -q net.mptcp.add_addr_timeout=1
 		run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow
-		chk_join_nr 3 3 3
 
-		# the server will not signal the address terminating
-		# the MPC subflow
-		chk_add_nr 3 3
+		# It is not directly linked to the commit introducing this
+		# symbol but for the parent one which is linked anyway.
+		if ! mptcp_lib_kallsyms_has "mptcp_pm_subflow_check_next$"; then
+			chk_join_nr 3 3 2
+			chk_add_nr 4 4
+		else
+			chk_join_nr 3 3 3
+			# the server will not signal the address terminating
+			# the MPC subflow
+			chk_add_nr 3 3
+		fi
 	fi
 }
 
···
 		pm_nl_add_endpoint $ns2 10.0.4.2 flags subflow
 		run_tests $ns1 $ns2 10.0.1.1 0 -8 -8 slow
 		chk_join_nr 3 3 3
-		chk_rm_nr 0 3 simult
+
+		if mptcp_lib_kversion_ge 5.18; then
+			chk_rm_nr 0 3 simult
+		else
+			chk_rm_nr 3 3
+		fi
 	fi
 
 	# addresses flush
···
 
 mixed_tests()
 {
-	if reset "IPv4 sockets do not use IPv6 addresses"; then
+	if reset "IPv4 sockets do not use IPv6 addresses" &&
+	   continue_if mptcp_lib_kversion_ge 6.3; then
 		pm_nl_set_limits $ns1 0 1
 		pm_nl_set_limits $ns2 1 1
 		pm_nl_add_endpoint $ns1 dead:beef:2::1 flags signal
···
 	fi
 
 	# Need an IPv6 mptcp socket to allow subflows of both families
-	if reset "simult IPv4 and IPv6 subflows"; then
+	if reset "simult IPv4 and IPv6 subflows" &&
+	   continue_if mptcp_lib_kversion_ge 6.3; then
 		pm_nl_set_limits $ns1 0 1
 		pm_nl_set_limits $ns2 1 1
 		pm_nl_add_endpoint $ns1 10.0.1.1 flags signal
···
 	fi
 
 	# cross families subflows will not be created even in fullmesh mode
-	if reset "simult IPv4 and IPv6 subflows, fullmesh 1x1"; then
+	if reset "simult IPv4 and IPv6 subflows, fullmesh 1x1" &&
+	   continue_if mptcp_lib_kversion_ge 6.3; then
 		pm_nl_set_limits $ns1 0 4
 		pm_nl_set_limits $ns2 1 4
 		pm_nl_add_endpoint $ns2 dead:beef:2::2 flags subflow,fullmesh
···
 
 	# fullmesh still tries to create all the possibly subflows with
 	# matching family
-	if reset "simult IPv4 and IPv6 subflows, fullmesh 2x2"; then
+	if reset "simult IPv4 and IPv6 subflows, fullmesh 2x2" &&
+	   continue_if mptcp_lib_kversion_ge 6.3; then
 		pm_nl_set_limits $ns1 0 4
 		pm_nl_set_limits $ns2 2 4
 		pm_nl_add_endpoint $ns1 10.0.2.1 flags signal
···
 backup_tests()
 {
 	# single subflow, backup
-	if reset "single subflow, backup"; then
+	if reset "single subflow, backup" &&
+	   continue_if mptcp_lib_kallsyms_has "subflow_rebuild_header$"; then
 		pm_nl_set_limits $ns1 0 1
 		pm_nl_set_limits $ns2 0 1
 		pm_nl_add_endpoint $ns2 10.0.3.2 flags subflow,backup
···
 	fi
 
 	# single address, backup
-	if reset "single address, backup"; then
+	if reset "single address, backup" &&
+	   continue_if mptcp_lib_kallsyms_has "subflow_rebuild_header$"; then
 		pm_nl_set_limits $ns1 0 1
 		pm_nl_add_endpoint $ns1 10.0.2.1 flags signal
 		pm_nl_set_limits $ns2 1 1
···
 	fi
 
 	# single address with port, backup
-	if reset "single address with port, backup"; then
+	if reset "single address with port, backup" &&
+	   continue_if mptcp_lib_kallsyms_has "subflow_rebuild_header$"; then
 		pm_nl_set_limits $ns1 0 1
 		pm_nl_add_endpoint $ns1 10.0.2.1 flags signal port 10100
 		pm_nl_set_limits $ns2 1 1
···
 		chk_prio_nr 1 1
 	fi
 
-	if reset "mpc backup"; then
+	if reset "mpc backup" &&
+	   continue_if mptcp_lib_kallsyms_doesnt_have "mptcp_subflow_send_ack$"; then
 		pm_nl_add_endpoint $ns2 10.0.1.2 flags subflow,backup
 		run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow
 		chk_join_nr 0 0 0
 		chk_prio_nr 0 1
 	fi
 
-	if reset "mpc backup both sides"; then
+	if reset "mpc backup both sides" &&
+	   continue_if mptcp_lib_kallsyms_doesnt_have "mptcp_subflow_send_ack$"; then
 		pm_nl_add_endpoint $ns1 10.0.1.1 flags subflow,backup
 		pm_nl_add_endpoint $ns2 10.0.1.2 flags subflow,backup
 		run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow
···
 		chk_prio_nr 1 1
 	fi
 
-	if reset "mpc switch to backup"; then
+	if reset "mpc switch to backup" &&
+	   continue_if mptcp_lib_kallsyms_doesnt_have "mptcp_subflow_send_ack$"; then
 		pm_nl_add_endpoint $ns2 10.0.1.2 flags subflow
 		run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow backup
 		chk_join_nr 0 0 0
 		chk_prio_nr 0 1
 	fi
 
-	if reset "mpc switch to backup both sides"; then
+	if reset "mpc switch to backup both sides" &&
+	   continue_if mptcp_lib_kallsyms_doesnt_have "mptcp_subflow_send_ack$"; then
 		pm_nl_add_endpoint $ns1 10.0.1.1 flags subflow
 		pm_nl_add_endpoint $ns2 10.0.1.2 flags subflow
 		run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow backup
···
 	local family
 	local saddr
 	local sport
+	local name
 
 	if [ $e_type = $LISTENER_CREATED ]; then
-		stdbuf -o0 -e0 printf "\t\t\t\t\t CREATE_LISTENER %s:%s"\
-			$e_saddr $e_sport
+		name="LISTENER_CREATED"
 	elif [ $e_type = $LISTENER_CLOSED ]; then
-		stdbuf -o0 -e0 printf "\t\t\t\t\t CLOSE_LISTENER %s:%s "\
-			$e_saddr $e_sport
+		name="LISTENER_CLOSED"
+	else
+		name="$e_type"
 	fi
 
-	type=$(grep "type:$e_type," $evt |
-	       sed --unbuffered -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q')
-	family=$(grep "type:$e_type," $evt |
-		 sed --unbuffered -n 's/.*\(family:\)\([[:digit:]]*\).*$/\2/p;q')
-	sport=$(grep "type:$e_type," $evt |
-		sed --unbuffered -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q')
+	printf "%-${nr_blank}s %s %s:%s " " " "$name" "$e_saddr" "$e_sport"
+
+	if ! mptcp_lib_kallsyms_has "mptcp_event_pm_listener$"; then
+		printf "[skip]: event not supported\n"
+		return
+	fi
+
+	type=$(grep "type:$e_type," $evt | sed -n 's/.*\(type:\)\([[:digit:]]*\).*$/\2/p;q')
+	family=$(grep "type:$e_type," $evt | sed -n 's/.*\(family:\)\([[:digit:]]*\).*$/\2/p;q')
+	sport=$(grep "type:$e_type," $evt | sed -n 's/.*\(sport:\)\([[:digit:]]*\).*$/\2/p;q')
 	if [ $family ] && [ $family = $AF_INET6 ]; then
-		saddr=$(grep "type:$e_type," $evt |
-			sed --unbuffered -n 's/.*\(saddr6:\)\([0-9a-f:.]*\).*$/\2/p;q')
+		saddr=$(grep "type:$e_type," $evt | sed -n 's/.*\(saddr6:\)\([0-9a-f:.]*\).*$/\2/p;q')
 	else
-		saddr=$(grep "type:$e_type," $evt |
-			sed --unbuffered -n 's/.*\(saddr4:\)\([0-9.]*\).*$/\2/p;q')
+		saddr=$(grep "type:$e_type," $evt | sed -n 's/.*\(saddr4:\)\([0-9.]*\).*$/\2/p;q')
 	fi
 
 	if [ $type ] && [ $type = $e_type ] &&
 	   [ $family ] && [ $family = $e_family ] &&
 	   [ $saddr ] && [ $saddr = $e_saddr ] &&
 	   [ $sport ] && [ $sport = $e_sport ]; then
-		stdbuf -o0 -e0 printf "[ ok ]\n"
+		echo "[ ok ]"
 		return 0
 	fi
 	fail_test
-	stdbuf -o0 -e0 printf "[fail]\n"
+	echo "[fail]"
 }
 
 add_addr_ports_tests()
···
 	fi
 
 	# set fullmesh flag
-	if reset "set fullmesh flag test"; then
+	if reset "set fullmesh flag test" &&
+	   continue_if mptcp_lib_kversion_ge 5.18; then
 		pm_nl_set_limits $ns1 4 4
 		pm_nl_add_endpoint $ns1 10.0.2.1 flags subflow
 		pm_nl_set_limits $ns2 4 4
···
 	fi
 
 	# set nofullmesh flag
-	if reset "set nofullmesh flag test"; then
+	if reset "set nofullmesh flag test" &&
+	   continue_if mptcp_lib_kversion_ge 5.18; then
 		pm_nl_set_limits $ns1 4 4
 		pm_nl_add_endpoint $ns1 10.0.2.1 flags subflow,fullmesh
 		pm_nl_set_limits $ns2 4 4
···
 	fi
 
 	# set backup,fullmesh flags
-	if reset "set backup,fullmesh flags test"; then
+	if reset "set backup,fullmesh flags test" &&
+	   continue_if mptcp_lib_kversion_ge 5.18; then
 		pm_nl_set_limits $ns1 4 4
 		pm_nl_add_endpoint $ns1 10.0.2.1 flags subflow
 		pm_nl_set_limits $ns2 4 4
···
 	fi
 
 	# set nobackup,nofullmesh flags
-	if reset "set nobackup,nofullmesh flags test"; then
+	if reset "set nobackup,nofullmesh flags test" &&
+	   continue_if mptcp_lib_kversion_ge 5.18; then
 		pm_nl_set_limits $ns1 4 4
 		pm_nl_set_limits $ns2 4 4
 		pm_nl_add_endpoint $ns2 10.0.2.2 flags subflow,backup,fullmesh
···
 
 fastclose_tests()
 {
-	if reset "fastclose test"; then
+	if reset_check_counter "fastclose test" "MPTcpExtMPFastcloseTx"; then
 		run_tests $ns1 $ns2 10.0.1.1 1024 0 fastclose_client
 		chk_join_nr 0 0 0
 		chk_fclose_nr 1 1
 		chk_rst_nr 1 1 invert
 	fi
 
-	if reset "fastclose server test"; then
+	if reset_check_counter "fastclose server test" "MPTcpExtMPFastcloseRx"; then
 		run_tests $ns1 $ns2 10.0.1.1 1024 0 fastclose_server
 		chk_join_nr 0 0 0
 		chk_fclose_nr 1 1 invert
···
 userspace_tests()
 {
 	# userspace pm type prevents add_addr
-	if reset "userspace pm type prevents add_addr"; then
+	if reset "userspace pm type prevents add_addr" &&
+	   continue_if mptcp_lib_has_file '/proc/sys/net/mptcp/pm_type'; then
 		set_userspace_pm $ns1
 		pm_nl_set_limits $ns1 0 2
 		pm_nl_set_limits $ns2 0 2
···
 	fi
 
 	# userspace pm type does not echo add_addr without daemon
-	if reset "userspace pm no echo w/o daemon"; then
+	if reset "userspace pm no echo w/o daemon" &&
+	   continue_if mptcp_lib_has_file '/proc/sys/net/mptcp/pm_type'; then
 		set_userspace_pm $ns2
 		pm_nl_set_limits $ns1 0 2
 		pm_nl_set_limits $ns2 0 2
···
 	fi
 
 	# userspace pm type rejects join
-	if reset "userspace pm type rejects join"; then
+	if reset "userspace pm type rejects join" &&
+	   continue_if mptcp_lib_has_file '/proc/sys/net/mptcp/pm_type'; then
 		set_userspace_pm $ns1
 		pm_nl_set_limits $ns1 1 1
 		pm_nl_set_limits $ns2 1 1
···
 	fi
 
 	# userspace pm type does not send join
-	if reset "userspace pm type does not send join"; then
+	if reset "userspace pm type does not send join" &&
+	   continue_if mptcp_lib_has_file '/proc/sys/net/mptcp/pm_type'; then
 		set_userspace_pm $ns2
 		pm_nl_set_limits $ns1 1 1
 		pm_nl_set_limits $ns2 1 1
···
 	fi
 
 	# userspace pm type prevents mp_prio
-	if reset "userspace pm type prevents mp_prio"; then
+	if reset "userspace pm type prevents mp_prio" &&
+	   continue_if mptcp_lib_has_file '/proc/sys/net/mptcp/pm_type'; then
 		set_userspace_pm $ns1
 		pm_nl_set_limits $ns1 1 1
 		pm_nl_set_limits $ns2 1 1
···
 	fi
 
 	# userspace pm type prevents rm_addr
-	if reset "userspace pm type prevents rm_addr"; then
+	if reset "userspace pm type prevents rm_addr" &&
+	   continue_if mptcp_lib_has_file '/proc/sys/net/mptcp/pm_type'; then
 		set_userspace_pm $ns1
 		set_userspace_pm $ns2
 		pm_nl_set_limits $ns1 0 1
···
 	fi
 
 	# userspace pm add & remove address
-	if reset_with_events "userspace pm add & remove address"; then
+	if reset_with_events "userspace pm add & remove address" &&
+	   continue_if mptcp_lib_has_file '/proc/sys/net/mptcp/pm_type'; then
 		set_userspace_pm $ns1
 		pm_nl_set_limits $ns2 1 1
 		run_tests $ns1 $ns2 10.0.1.1 0 userspace_1 0 slow
···
 	fi
 
 	# userspace pm create destroy subflow
-	if reset_with_events "userspace pm create destroy subflow"; then
+	if reset_with_events "userspace pm create destroy subflow" &&
+	   continue_if mptcp_lib_has_file '/proc/sys/net/mptcp/pm_type'; then
 		set_userspace_pm $ns2
 		pm_nl_set_limits $ns1 0 1
 		run_tests $ns1 $ns2 10.0.1.1 0 0 userspace_1 slow
 		chk_join_nr 1 1 1
-		chk_rm_nr 0 1
+		chk_rm_nr 1 1
 		kill_events_pids
 	fi
 }
 
 endpoint_tests()
 {
+	# subflow_rebuild_header is needed to support the implicit flag
 	# userspace pm type prevents add_addr
-	if reset "implicit EP"; then
+	if reset "implicit EP" &&
+	   mptcp_lib_kallsyms_has "subflow_rebuild_header$"; then
 		pm_nl_set_limits $ns1 2 2
 		pm_nl_set_limits $ns2 2 2
 		pm_nl_add_endpoint $ns1 10.0.2.1 flags signal
···
 		kill_tests_wait
 	fi
 
-	if reset "delete and re-add"; then
+	if reset "delete and re-add" &&
+	   mptcp_lib_kallsyms_has "subflow_rebuild_header$"; then
 		pm_nl_set_limits $ns1 1 1
 		pm_nl_set_limits $ns2 1 1
 		pm_nl_add_endpoint $ns2 10.0.2.2 id 2 dev ns2eth2 flags subflow

tools/testing/selftests/net/mptcp/mptcp_lib.sh

···
 		exit ${KSFT_SKIP}
 	fi
 }
+
+mptcp_lib_check_kallsyms() {
+	if ! mptcp_lib_has_file "/proc/kallsyms"; then
+		echo "SKIP: CONFIG_KALLSYMS is missing"
+		exit ${KSFT_SKIP}
+	fi
+}
+
+# Internal: use mptcp_lib_kallsyms_has() instead
+__mptcp_lib_kallsyms_has() {
+	local sym="${1}"
+
+	mptcp_lib_check_kallsyms
+
+	grep -q " ${sym}" /proc/kallsyms
+}
+
+# $1: part of a symbol to look at, add '$' at the end for full name
+mptcp_lib_kallsyms_has() {
+	local sym="${1}"
+
+	if __mptcp_lib_kallsyms_has "${sym}"; then
+		return 0
+	fi
+
+	mptcp_lib_fail_if_expected_feature "${sym} symbol not found"
+}
+
+# $1: part of a symbol to look at, add '$' at the end for full name
+mptcp_lib_kallsyms_doesnt_have() {
+	local sym="${1}"
+
+	if ! __mptcp_lib_kallsyms_has "${sym}"; then
+		return 0
+	fi
+
+	mptcp_lib_fail_if_expected_feature "${sym} symbol has been found"
+}
+
+# !!!AVOID USING THIS!!!
+# Features might not land in the expected version and features can be backported
+#
+# $1: kernel version, e.g. 6.3
+mptcp_lib_kversion_ge() {
+	local exp_maj="${1%.*}"
+	local exp_min="${1#*.}"
+	local v maj min
+
+	# If the kernel has backported features, set this env var to 1:
+	if [ "${SELFTESTS_MPTCP_LIB_NO_KVERSION_CHECK:-}" = "1" ]; then
+		return 0
+	fi
+
+	v=$(uname -r | cut -d'.' -f1,2)
+	maj=${v%.*}
+	min=${v#*.}
+
+	if   [ "${maj}" -gt "${exp_maj}" ] ||
+	   { [ "${maj}" -eq "${exp_maj}" ] && [ "${min}" -ge "${exp_min}" ]; }; then
+		return 0
+	fi
+
+	mptcp_lib_fail_if_expected_feature "kernel version ${1} lower than ${v}"
+}

tools/testing/selftests/net/mptcp/mptcp_sockopt.c

···
 	uint64_t tcpi_rcv_delta;
 };
 
+#ifndef MIN
+#define MIN(a, b) ((a) < (b) ? (a) : (b))
+#endif
+
 static void die_perror(const char *msg)
 {
 	perror(msg);
···
 			xerror("getsockopt MPTCP_TCPINFO (tries %d, %m)");
 
 		assert(olen <= sizeof(ti));
-		assert(ti.d.size_user == ti.d.size_kernel);
-		assert(ti.d.size_user == sizeof(struct tcp_info));
+		assert(ti.d.size_kernel > 0);
+		assert(ti.d.size_user ==
+		       MIN(ti.d.size_kernel, sizeof(struct tcp_info)));
 		assert(ti.d.num_subflows == 1);
 
 		assert(olen > (socklen_t)sizeof(struct mptcp_subflow_data));
 		olen -= sizeof(struct mptcp_subflow_data);
-		assert(olen == sizeof(struct tcp_info));
+		assert(olen == ti.d.size_user);
 
 		if (ti.ti[0].tcpi_bytes_sent == w &&
 		    ti.ti[0].tcpi_bytes_received == r)
···
 		die_perror("getsockopt MPTCP_SUBFLOW_ADDRS");
 
 	assert(olen <= sizeof(addrs));
-	assert(addrs.d.size_user == addrs.d.size_kernel);
-	assert(addrs.d.size_user == sizeof(struct mptcp_subflow_addrs));
+	assert(addrs.d.size_kernel > 0);
+	assert(addrs.d.size_user ==
+	       MIN(addrs.d.size_kernel, sizeof(struct mptcp_subflow_addrs)));
 	assert(addrs.d.num_subflows == 1);
 
 	assert(olen > (socklen_t)sizeof(struct mptcp_subflow_data));
 	olen -= sizeof(struct mptcp_subflow_data);
-	assert(olen == sizeof(struct mptcp_subflow_addrs));
+	assert(olen == addrs.d.size_user);
 
 	llen = sizeof(local);
 	ret = getsockname(fd, (struct sockaddr *)&local, &llen);

tools/testing/selftests/net/mptcp/mptcp_sockopt.sh

···
 }
 
 mptcp_lib_check_mptcp
+mptcp_lib_check_kallsyms
 
 ip -Version > /dev/null 2>&1
 if [ $? -ne 0 ];then
···
 		local_addr="0.0.0.0"
 	fi
 
+	cmsg="TIMESTAMPNS"
+	if mptcp_lib_kallsyms_has "mptcp_ioctl$"; then
+		cmsg+=",TCPINQ"
+	fi
+
 	timeout ${timeout_test} \
 		ip netns exec ${listener_ns} \
-			$mptcp_connect -t ${timeout_poll} -l -M 1 -p $port -s ${srv_proto} -c TIMESTAMPNS,TCPINQ \
+			$mptcp_connect -t ${timeout_poll} -l -M 1 -p $port -s ${srv_proto} -c "${cmsg}" \
 				${local_addr} < "$sin" > "$sout" &
 	local spid=$!
 
···
 
 	timeout ${timeout_test} \
 		ip netns exec ${connector_ns} \
-			$mptcp_connect -t ${timeout_poll} -M 2 -p $port -s ${cl_proto} -c TIMESTAMPNS,TCPINQ \
+			$mptcp_connect -t ${timeout_poll} -M 2 -p $port -s ${cl_proto} -c "${cmsg}" \
 				$connect_addr < "$cin" > "$cout" &
 
 	local cpid=$!
···
 {
 	local lret=0
 
+	if ! mptcp_lib_kallsyms_has "mptcp_diag_fill_info$"; then
+		echo "INFO: MPTCP sockopt not supported: SKIP"
+		return
+	fi
+
 	ip netns exec "$ns_sbox" ./mptcp_sockopt
 	lret=$?
 
···
 do_tcpinq_tests()
 {
 	local lret=0
+
+	if ! mptcp_lib_kallsyms_has "mptcp_ioctl$"; then
+		echo "INFO: TCP_INQ not supported: SKIP"
+		return
+	fi
 
 	local args
 	for args in "-t tcp" "-r tcp"; do

tools/testing/selftests/net/mptcp/pm_netlink.sh

···
 }
 
 check "ip netns exec $ns1 ./pm_nl_ctl dump" "" "defaults addr list"
-check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0
+
+default_limits="$(ip netns exec $ns1 ./pm_nl_ctl limits)"
+if mptcp_lib_expect_all_features; then
+	check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0
 subflows 2" "defaults limits"
+fi
 
 ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.1
 ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.2 flags subflow dev lo
···
 check "ip netns exec $ns1 ./pm_nl_ctl dump" "" "flush addrs"
 
 ip netns exec $ns1 ./pm_nl_ctl limits 9 1
-check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0
-subflows 2" "rcv addrs above hard limit"
+check "ip netns exec $ns1 ./pm_nl_ctl limits" "$default_limits" "rcv addrs above hard limit"
 
 ip netns exec $ns1 ./pm_nl_ctl limits 1 9
-check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0
-subflows 2" "subflows above hard limit"
+check "ip netns exec $ns1 ./pm_nl_ctl limits" "$default_limits" "subflows above hard limit"
 
 ip netns exec $ns1 ./pm_nl_ctl limits 8 8
 check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 8
···
 ip netns exec $ns1 ./pm_nl_ctl set 10.0.1.1 flags nobackup
 check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags \
 subflow 10.0.1.1" "          (nobackup)"
+
+# fullmesh support has been added later
 ip netns exec $ns1 ./pm_nl_ctl set id 1 flags fullmesh
-check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags \
+if ip netns exec $ns1 ./pm_nl_ctl dump | grep -q "fullmesh" ||
+   mptcp_lib_expect_all_features; then
+	check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags \
 subflow,fullmesh 10.0.1.1" "          (fullmesh)"
-ip netns exec $ns1 ./pm_nl_ctl set id 1 flags nofullmesh
-check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags \
+	ip netns exec $ns1 ./pm_nl_ctl set id 1 flags nofullmesh
+	check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags \
 subflow 10.0.1.1" "          (nofullmesh)"
-ip netns exec $ns1 ./pm_nl_ctl set id 1 flags backup,fullmesh
-check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags \
+	ip netns exec $ns1 ./pm_nl_ctl set id 1 flags backup,fullmesh
+	check "ip netns exec $ns1 ./pm_nl_ctl dump" "id 1 flags \
 subflow,backup,fullmesh 10.0.1.1" "          (backup,fullmesh)"
+fi
 
 exit $ret

tools/testing/selftests/net/mptcp/userspace_pm.sh

···
 . "$(dirname "${0}")/mptcp_lib.sh"
 
 mptcp_lib_check_mptcp
+mptcp_lib_check_kallsyms
+
+if ! mptcp_lib_has_file '/proc/sys/net/mptcp/pm_type'; then
+	echo "userspace pm tests are not supported by the kernel: SKIP"
+	exit ${KSFT_SKIP}
+fi
 
 ip -Version > /dev/null 2>&1
 if [ $? -ne 0 ];then
 	echo "SKIP: Cannot not run test without ip tool"
-	exit 1
+	exit ${KSFT_SKIP}
 fi
 
 ANNOUNCED=6        # MPTCP_EVENT_ANNOUNCED
···
 test_listener()
 {
 	print_title "Listener tests"
+
+	if ! mptcp_lib_kallsyms_has "mptcp_event_pm_listener$"; then
+		stdbuf -o0 -e0 printf "LISTENER events                                            \t[SKIP] Not supported\n"
+		return
+	fi
 
 	# Capture events on the network namespace running the client
 	:>$client_evts

tools/testing/selftests/ptp/testptp.c

···
 			interval = t2 - t1;
 			offset = (t2 + t1) / 2 - tp;
 
-			printf("system time: %lld.%u\n",
+			printf("system time: %lld.%09u\n",
 				(pct+2*i)->sec, (pct+2*i)->nsec);
-			printf("phc    time: %lld.%u\n",
+			printf("phc    time: %lld.%09u\n",
 				(pct+2*i+1)->sec, (pct+2*i+1)->nsec);
-			printf("system time: %lld.%u\n",
+			printf("system time: %lld.%09u\n",
 				(pct+2*i+2)->sec, (pct+2*i+2)->nsec);
 			printf("system/phc clock time offset is %" PRId64 " ns\n"
 			       "system     clock time delay  is %" PRId64 " ns\n",

tools/testing/selftests/tc-testing/config

···
 CONFIG_NF_CONNTRACK_ZONES=y
 CONFIG_NF_CONNTRACK_LABELS=y
 CONFIG_NF_NAT=m
+CONFIG_NETFILTER_XT_TARGET_LOG=m
 
 CONFIG_NET_SCHED=y
 
 #
 # Queueing/Scheduling
 #
-CONFIG_NET_SCH_ATM=m
 CONFIG_NET_SCH_CAKE=m
-CONFIG_NET_SCH_CBQ=m
 CONFIG_NET_SCH_CBS=m
 CONFIG_NET_SCH_CHOKE=m
 CONFIG_NET_SCH_CODEL=m
 CONFIG_NET_SCH_DRR=m
-CONFIG_NET_SCH_DSMARK=m
 CONFIG_NET_SCH_ETF=m
 CONFIG_NET_SCH_FQ=m
 CONFIG_NET_SCH_FQ_CODEL=m
···
 CONFIG_NET_CLS_FLOWER=m
 CONFIG_NET_CLS_MATCHALL=m
 CONFIG_NET_CLS_ROUTE4=m
-CONFIG_NET_CLS_RSVP=m
-CONFIG_NET_CLS_TCINDEX=m
 CONFIG_NET_EMATCH=y
 CONFIG_NET_EMATCH_STACK=32
 CONFIG_NET_EMATCH_CMP=m

tools/testing/selftests/tc-testing/tc-tests/qdiscs/sfb.json

···
         "setup": [
             "$IP link add dev $DUMMY type dummy || /bin/true"
         ],
-        "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root sfb db 10",
+        "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root sfb db 100",
         "expExitCode": "0",
         "verifyCmd": "$TC qdisc show dev $DUMMY",
-        "matchPattern": "qdisc sfb 1: root refcnt [0-9]+ rehash 600s db 10ms",
+        "matchPattern": "qdisc sfb 1: root refcnt [0-9]+ rehash 600s db 100ms",
         "matchCount": "1",
         "teardown": [
             "$TC qdisc del dev $DUMMY handle 1: root",

tools/testing/selftests/tc-testing/tdc.sh

···
 # SPDX-License-Identifier: GPL-2.0
 
 modprobe netdevsim
+modprobe sch_teql
 ./tdc.py -c actions --nobuildebpf
 ./tdc.py -c qdisc

tools/virtio/ringtest/.gitignore

···
+# SPDX-License-Identifier: GPL-2.0-only
+/noring
+/ptr_ring
+/ring
+/virtio_ring_0_9
+/virtio_ring_inorder
+/virtio_ring_poll

tools/virtio/ringtest/main.h

···
 #ifndef MAIN_H
 #define MAIN_H
 
+#include <assert.h>
 #include <stdbool.h>
 
 extern int param;
···
 #define cpu_relax() asm ("rep; nop" ::: "memory")
 #elif defined(__s390x__)
 #define cpu_relax() barrier()
+#elif defined(__aarch64__)
+#define cpu_relax() asm ("yield" ::: "memory")
 #else
 #define cpu_relax() assert(0)
 #endif
···
 
 #if defined(__x86_64__) || defined(__i386__)
 #define smp_mb()     asm volatile("lock; addl $0,-132(%%rsp)" ::: "memory", "cc")
+#elif defined(__aarch64__)
+#define smp_mb()     asm volatile("dmb ish" ::: "memory")
 #else
 /*
  * Not using __ATOMIC_SEQ_CST since gcc docs say they are only synchronized
···
 
 #if defined(__i386__) || defined(__x86_64__) || defined(__s390x__)
 #define smp_wmb() barrier()
+#elif defined(__aarch64__)
+#define smp_wmb() asm volatile("dmb ishst" ::: "memory")
 #else
 #define smp_wmb() smp_release()
+#endif
+
+#ifndef __always_inline
+#define __always_inline inline __attribute__((always_inline))
 #endif
 
 static __always_inline

tools/virtio/virtio-trace/README

···
 
 1) Enable ftrace in the guest
  <Example>
-	# echo 1 > /sys/kernel/debug/tracing/events/sched/enable
+	# echo 1 > /sys/kernel/tracing/events/sched/enable
 
 2) Run trace agent in the guest
  This agent must be operated as root.

tools/virtio/virtio-trace/trace-agent.c

···
 #define PIPE_DEF_BUFS		16
 #define PIPE_MIN_SIZE		(PAGE_SIZE*PIPE_DEF_BUFS)
 #define PIPE_MAX_SIZE		(1024*1024)
-#define READ_PATH_FMT	\
-		"/sys/kernel/debug/tracing/per_cpu/cpu%d/trace_pipe_raw"
+#define TRACEFS 		"/sys/kernel/tracing"
+#define DEBUGFS 		"/sys/kernel/debug/tracing"
+#define READ_PATH_FMT		"%s/per_cpu/cpu%d/trace_pipe_raw"
 #define WRITE_PATH_FMT		"/dev/virtio-ports/trace-path-cpu%d"
 #define CTL_PATH		"/dev/virtio-ports/agent-ctl-path"
 
···
 	if (this_is_write_path)
 		/* write(output) path */
 		ret = snprintf(buf, PATH_MAX, WRITE_PATH_FMT, cpu_num);
-	else
+	else {
 		/* read(input) path */
-		ret = snprintf(buf, PATH_MAX, READ_PATH_FMT, cpu_num);
+		ret = snprintf(buf, PATH_MAX, READ_PATH_FMT, TRACEFS, cpu_num);
+		if (ret > 0 && access(buf, F_OK) != 0)
+			ret = snprintf(buf, PATH_MAX, READ_PATH_FMT, DEBUGFS, cpu_num);
+	}
 
 	if (ret <= 0) {
 		pr_err("Failed to generate %s path(CPU#%d):%d\n",