merge linus into test branch

Documentation/DocBook/genericirq.tmpl

···
 do {
 	if (desc->status & masked)
 		desc->chip->enable();
-	desc-status &= ~pending;
+	desc->status &= ~pending;
 	handle_IRQ_event(desc->action);
 } while (status & pending);
-desc-status &= ~running;
+desc->status &= ~running;
 desc->chip->end();
 		</programlisting>
 		</para>

MAINTAINERS

···
 W:	http://drama.obuda.kando.hu/~fero/cgi-bin/hgafb.shtml
 S:	Maintained
 
+HID CORE LAYER
+P:	Jiri Kosina
+M:	[e-mail]
+L:	[e-mail]
+S:	Maintained
+
 HIGH-SPEED SCC DRIVER FOR AX.25
 P:	Klaus Kudielka
 M:	[e-mail]

Makefile

···
 CFLAGS		+= -fomit-frame-pointer
 endif
 
-ifdef CONFIG_UNWIND_INFO
-CFLAGS		+= -fasynchronous-unwind-tables
-LDFLAGS_vmlinux	+= --eh-frame-hdr
-endif
-
 ifdef CONFIG_DEBUG_INFO
 CFLAGS		+= -g
 endif

arch/i386/defconfig

···
 # CONFIG_DEBUG_VM is not set
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_FRAME_POINTER is not set
-CONFIG_UNWIND_INFO=y
-CONFIG_STACK_UNWIND=y
 # CONFIG_FORCED_INLINING is not set
 # CONFIG_HEADERS_CHECK is not set
 # CONFIG_RCU_TORTURE_TEST is not set

arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c

···
 	}
 }
 
-static void wrport(u16 port, u8 bit_width, u32 value)
-{
-	if (bit_width <= 8)
-		outb(value, port);
-	else if (bit_width <= 16)
-		outw(value, port);
-	else if (bit_width <= 32)
-		outl(value, port);
-}
-
-static void rdport(u16 port, u8 bit_width, u32 * ret)
-{
-	*ret = 0;
-	if (bit_width <= 8)
-		*ret = inb(port);
-	else if (bit_width <= 16)
-		*ret = inw(port);
-	else if (bit_width <= 32)
-		*ret = inl(port);
-}
-
 struct msr_addr {
 	u32 reg;
 };
···
 		rdmsr(cmd->addr.msr.reg, cmd->val, h);
 		break;
 	case SYSTEM_IO_CAPABLE:
-		rdport(cmd->addr.io.port, cmd->addr.io.bit_width, &cmd->val);
+		acpi_os_read_port((acpi_io_address)cmd->addr.io.port,
+				&cmd->val,
+				(u32)cmd->addr.io.bit_width);
 		break;
 	default:
 		break;
···
 		wrmsr(cmd->addr.msr.reg, cmd->val, h);
 		break;
 	case SYSTEM_IO_CAPABLE:
-		wrport(cmd->addr.io.port, cmd->addr.io.bit_width, cmd->val);
+		acpi_os_write_port((acpi_io_address)cmd->addr.io.port,
+				cmd->val,
+				(u32)cmd->addr.io.bit_width);
 		break;
 	default:
 		break;
···
 	if (result)
 		goto err_freqfree;
 
-	switch (data->cpu_feature) {
+	switch (perf->control_register.space_id) {
 	case ACPI_ADR_SPACE_SYSTEM_IO:
 		/* Current speed is unknown and not detectable by IO port */
 		policy->cur = acpi_cpufreq_guess_freq(data, policy->cpu);
 		break;
 	case ACPI_ADR_SPACE_FIXED_HARDWARE:
 		acpi_cpufreq_driver.get = get_cur_freq_on_cpu;
-		get_cur_freq_on_cpu(cpu);
+		policy->cur = get_cur_freq_on_cpu(cpu);
 		break;
 	default:
 		break;

arch/i386/kernel/cpu/cpufreq/longhaul.c

···
 	switch (c->x86_model) {
 	case 6 ... 9:
 		return cpufreq_register_driver(&longhaul_driver);
+	case 10:
+		printk(KERN_ERR PFX "Use acpi-cpufreq driver for VIA C7\n");
 	default:
-		printk (KERN_INFO PFX "Unknown VIA CPU. Contact [e-mail]\n");
+		;;
 	}
 
 	return -ENODEV;

arch/i386/kernel/entry.S

···
 	jmp error_code
 	CFI_ENDPROC
 
-#ifdef CONFIG_STACK_UNWIND
-ENTRY(arch_unwind_init_running)
-	CFI_STARTPROC
-	movl	4(%esp), %edx
-	movl	(%esp), %ecx
-	leal	4(%esp), %eax
-	movl	%ebx, PT_EBX(%edx)
-	xorl	%ebx, %ebx
-	movl	%ebx, PT_ECX(%edx)
-	movl	%ebx, PT_EDX(%edx)
-	movl	%esi, PT_ESI(%edx)
-	movl	%edi, PT_EDI(%edx)
-	movl	%ebp, PT_EBP(%edx)
-	movl	%ebx, PT_EAX(%edx)
-	movl	$__USER_DS, PT_DS(%edx)
-	movl	$__USER_DS, PT_ES(%edx)
-	movl	$0, PT_GS(%edx)
-	movl	%ebx, PT_ORIG_EAX(%edx)
-	movl	%ecx, PT_EIP(%edx)
-	movl	12(%esp), %ecx
-	movl	$__KERNEL_CS, PT_CS(%edx)
-	movl	%ebx, PT_EFLAGS(%edx)
-	movl	%eax, PT_OLDESP(%edx)
-	movl	8(%esp), %eax
-	movl	%ecx, 8(%esp)
-	movl	PT_EBX(%edx), %ebx
-	movl	$__KERNEL_DS, PT_OLDSS(%edx)
-	jmpl	*%eax
-	CFI_ENDPROC
-ENDPROC(arch_unwind_init_running)
-#endif
-
 ENTRY(kernel_thread_helper)
 	pushl $0		# fake return address for unwinder
 	CFI_STARTPROC

arch/i386/kernel/traps.c

···
 asmlinkage void machine_check(void);
 
 int kstack_depth_to_print = 24;
-#ifdef CONFIG_STACK_UNWIND
-static int call_trace = 1;
-#else
-#define call_trace (-1)
-#endif
 ATOMIC_NOTIFIER_HEAD(i386die_chain);
 
 int register_die_notifier(struct notifier_block *nb)
···
 	return ebp;
 }
 
-struct ops_and_data {
-	struct stacktrace_ops *ops;
-	void *data;
-};
-
-static asmlinkage int
-dump_trace_unwind(struct unwind_frame_info *info, void *data)
-{
-	struct ops_and_data *oad = (struct ops_and_data *)data;
-	int n = 0;
-	unsigned long sp = UNW_SP(info);
-
-	if (arch_unw_user_mode(info))
-		return -1;
-	while (unwind(info) == 0 && UNW_PC(info)) {
-		n++;
-		oad->ops->address(oad->data, UNW_PC(info));
-		if (arch_unw_user_mode(info))
-			break;
-		if ((sp & ~(PAGE_SIZE - 1)) == (UNW_SP(info) & ~(PAGE_SIZE - 1))
-		    && sp > UNW_SP(info))
-			break;
-		sp = UNW_SP(info);
-	}
-	return n;
-}
-
 #define MSG(msg) ops->warning(data, msg)
 
 void dump_trace(struct task_struct *task, struct pt_regs *regs,
···
 	if (!task)
 		task = current;
 
-	if (call_trace >= 0) {
-		int unw_ret = 0;
-		struct unwind_frame_info info;
-		struct ops_and_data oad = { .ops = ops, .data = data };
-
-		if (regs) {
-			if (unwind_init_frame_info(&info, task, regs) == 0)
-				unw_ret = dump_trace_unwind(&info, &oad);
-		} else if (task == current)
-			unw_ret = unwind_init_running(&info, dump_trace_unwind,
-						      &oad);
-		else {
-			if (unwind_init_blocked(&info, task) == 0)
-				unw_ret = dump_trace_unwind(&info, &oad);
-		}
-		if (unw_ret > 0) {
-			if (call_trace == 1 && !arch_unw_user_mode(&info)) {
-				ops->warning_symbol(data,
-					     "DWARF2 unwinder stuck at %s",
-					     UNW_PC(&info));
-				if (UNW_SP(&info) >= PAGE_OFFSET) {
-					MSG("Leftover inexact backtrace:");
-					stack = (void *)UNW_SP(&info);
-					if (!stack)
-						return;
-					ebp = UNW_FP(&info);
-				} else
-					MSG("Full inexact backtrace again:");
-			} else if (call_trace >= 1)
-				return;
-			else
-				MSG("Full inexact backtrace again:");
-		} else
-			MSG("Inexact backtrace:");
-	}
 	if (!stack) {
 		unsigned long dummy;
 		stack = &dummy;
···
 	return 1;
 }
 __setup("kstack=", kstack_setup);
-
-#ifdef CONFIG_STACK_UNWIND
-static int __init call_trace_setup(char *s)
-{
-	if (strcmp(s, "old") == 0)
-		call_trace = -1;
-	else if (strcmp(s, "both") == 0)
-		call_trace = 0;
-	else if (strcmp(s, "newfallback") == 0)
-		call_trace = 1;
-	else if (strcmp(s, "new") == 2)
-		call_trace = 2;
-	return 1;
-}
-__setup("call_trace=", call_trace_setup);
-#endif

arch/s390/defconfig

···
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.19-rc2
-# Wed Oct 18 17:11:10 2006
+# Linux kernel version: 2.6.20-rc1
+# Fri Dec 15 16:52:28 2006
 #
 CONFIG_MMU=y
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
+# CONFIG_ARCH_HAS_ILOG2_U32 is not set
+# CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_GENERIC_HWEIGHT=y
-CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_GENERIC_TIME=y
 CONFIG_S390=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
···
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 # CONFIG_CPUSETS is not set
+CONFIG_SYSFS_DEPRECATED=y
 # CONFIG_RELAY is not set
 CONFIG_INITRAMFS_SOURCE=""
 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
 CONFIG_SYSCTL=y
 # CONFIG_EMBEDDED is not set
-# CONFIG_SYSCTL_SYSCALL is not set
+CONFIG_SYSCTL_SYSCALL=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
···
 CONFIG_CHECK_STACK=y
 CONFIG_STACK_GUARD=256
 # CONFIG_WARN_STACK is not set
+CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
···
 # CONFIG_SPARSEMEM_STATIC is not set
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_RESOURCES_64BIT=y
+CONFIG_HOLES_IN_ZONE=y
 
 #
 # I/O subsystem configuration
···
 # CONFIG_TCP_CONG_ADVANCED is not set
 CONFIG_TCP_CONG_CUBIC=y
 CONFIG_DEFAULT_TCP_CONG="cubic"
+# CONFIG_TCP_MD5SIG is not set
 CONFIG_IPV6=y
 # CONFIG_IPV6_PRIVACY is not set
 # CONFIG_IPV6_ROUTER_PREF is not set
···
 # CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set
 CONFIG_IPV6_SIT=y
 # CONFIG_IPV6_TUNNEL is not set
-# CONFIG_IPV6_SUBTREES is not set
 # CONFIG_IPV6_MULTIPLE_TABLES is not set
 # CONFIG_NETWORK_SECMARK is not set
 # CONFIG_NETFILTER is not set
···
 # QoS and/or fair queueing
 #
 CONFIG_NET_SCHED=y
+CONFIG_NET_SCH_FIFO=y
 CONFIG_NET_SCH_CLK_JIFFIES=y
 # CONFIG_NET_SCH_CLK_GETTIMEOFDAY is not set
 # CONFIG_NET_SCH_CLK_CPU is not set
···
 CONFIG_NET_CLS_FW=m
 CONFIG_NET_CLS_U32=m
 # CONFIG_CLS_U32_PERF is not set
+CONFIG_CLS_U32_MARK=y
 CONFIG_NET_CLS_RSVP=m
 CONFIG_NET_CLS_RSVP6=m
 # CONFIG_NET_EMATCH is not set
···
 #
 # CONFIG_RAID_ATTRS is not set
 CONFIG_SCSI=y
+# CONFIG_SCSI_TGT is not set
 CONFIG_SCSI_NETLINK=y
 CONFIG_SCSI_PROC_FS=y
 
···
 CONFIG_SCSI_MULTI_LUN=y
 CONFIG_SCSI_CONSTANTS=y
 CONFIG_SCSI_LOGGING=y
+CONFIG_SCSI_SCAN_ASYNC=y
 
 #
 # SCSI Transports
···
 # CONFIG_AUTOFS_FS is not set
 # CONFIG_AUTOFS4_FS is not set
 # CONFIG_FUSE_FS is not set
+CONFIG_GENERIC_ACL=y
 
 #
 # CD-ROM/DVD Filesystems
···
 CONFIG_TMPFS_POSIX_ACL=y
 # CONFIG_HUGETLB_PAGE is not set
 CONFIG_RAMFS=y
-# CONFIG_CONFIGFS_FS is not set
+CONFIG_CONFIGFS_FS=m
 
 #
 # Miscellaneous filesystems
···
 # CONFIG_CODA_FS is not set
 # CONFIG_AFS_FS is not set
 # CONFIG_9P_FS is not set
-CONFIG_GENERIC_ACL=y
 
 #
 # Partition Types
···
 # CONFIG_NLS is not set
 
 #
+# Distributed Lock Manager
+#
+CONFIG_DLM=m
+CONFIG_DLM_TCP=y
+# CONFIG_DLM_SCTP is not set
+# CONFIG_DLM_DEBUG is not set
+
+#
 # Instrumentation Support
 #
 
···
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_MAGIC_SYSRQ=y
 # CONFIG_UNUSED_SYMBOLS is not set
+CONFIG_DEBUG_FS=y
+CONFIG_HEADERS_CHECK=y
 CONFIG_DEBUG_KERNEL=y
 CONFIG_LOG_BUF_SHIFT=17
 # CONFIG_SCHEDSTATS is not set
···
 # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
 # CONFIG_DEBUG_KOBJECT is not set
 # CONFIG_DEBUG_INFO is not set
-CONFIG_DEBUG_FS=y
 # CONFIG_DEBUG_VM is not set
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_FRAME_POINTER is not set
 # CONFIG_UNWIND_INFO is not set
 CONFIG_FORCED_INLINING=y
-CONFIG_HEADERS_CHECK=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_LKDTM is not set
 
···
 # Cryptographic options
 #
 CONFIG_CRYPTO=y
-CONFIG_CRYPTO_ALGAPI=m
-CONFIG_CRYPTO_BLKCIPHER=m
-CONFIG_CRYPTO_MANAGER=m
+CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_BLKCIPHER=y
+CONFIG_CRYPTO_MANAGER=y
 # CONFIG_CRYPTO_HMAC is not set
+# CONFIG_CRYPTO_XCBC is not set
 # CONFIG_CRYPTO_NULL is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
···
 # CONFIG_CRYPTO_SHA512 is not set
 # CONFIG_CRYPTO_WP512 is not set
 # CONFIG_CRYPTO_TGR192 is not set
+# CONFIG_CRYPTO_GF128MUL is not set
 CONFIG_CRYPTO_ECB=m
-CONFIG_CRYPTO_CBC=m
+CONFIG_CRYPTO_CBC=y
+# CONFIG_CRYPTO_LRW is not set
 # CONFIG_CRYPTO_DES is not set
 # CONFIG_CRYPTO_DES_S390 is not set
 # CONFIG_CRYPTO_BLOWFISH is not set
···
 #
 # Library routines
 #
+CONFIG_BITREVERSE=m
 # CONFIG_CRC_CCITT is not set
 # CONFIG_CRC16 is not set
 CONFIG_CRC32=m
 # CONFIG_LIBCRC32C is not set
 CONFIG_PLIST=y
+CONFIG_IOMAP_COPY=y

arch/s390/hypfs/hypfs_diag.c

···
 static void *diag204_alloc_rbuf(void)
 {
 	diag204_buf = (void*)__get_free_pages(GFP_KERNEL,0);
-	if (diag204_buf)
+	if (!diag204_buf)
 		return ERR_PTR(-ENOMEM);
 	diag204_buf_pages = 1;
 	return diag204_buf;
···
 	}
 	rc = diag224_get_name_table();
 	if (rc) {
-		diag224_delete_name_table();
+		diag204_free_buffer();
 		printk(KERN_ERR "hypfs: could not get name table.\n");
 	}
 	return rc;

arch/s390/kernel/ipl.c

···
 static struct subsys_attribute on_panic_attr =
 		__ATTR(on_panic, 0644, on_panic_show, on_panic_store);
 
-static void print_fcp_block(struct ipl_parameter_block *fcp_block)
-{
-	printk(KERN_EMERG "wwpn:      %016llx\n",
-		(unsigned long long)fcp_block->ipl_info.fcp.wwpn);
-	printk(KERN_EMERG "lun:       %016llx\n",
-		(unsigned long long)fcp_block->ipl_info.fcp.lun);
-	printk(KERN_EMERG "bootprog:  %lld\n",
-		(unsigned long long)fcp_block->ipl_info.fcp.bootprog);
-	printk(KERN_EMERG "br_lba:    %lld\n",
-		(unsigned long long)fcp_block->ipl_info.fcp.br_lba);
-	printk(KERN_EMERG "device:    %llx\n",
-		(unsigned long long)fcp_block->ipl_info.fcp.devno);
-	printk(KERN_EMERG "opt:       %x\n", fcp_block->ipl_info.fcp.opt);
-}
-
 void do_reipl(void)
 {
 	struct ccw_dev_id devid;
 	static char buf[100];
 	char loadparm[LOADPARM_LEN + 1];
-
-	switch (reipl_type) {
-	case IPL_TYPE_CCW:
-		reipl_get_ascii_loadparm(loadparm);
-		printk(KERN_EMERG "reboot on ccw device: 0.0.%04x\n",
-			reipl_block_ccw->ipl_info.ccw.devno);
-		printk(KERN_EMERG "loadparm = '%s'\n", loadparm);
-		break;
-	case IPL_TYPE_FCP:
-		printk(KERN_EMERG "reboot on fcp device:\n");
-		print_fcp_block(reipl_block_fcp);
-		break;
-	default:
-		break;
-	}
 
 	switch (reipl_method) {
 	case IPL_METHOD_CCW_CIO:
···
 		reipl_ccw_dev(&devid);
 		break;
 	case IPL_METHOD_CCW_VM:
+		reipl_get_ascii_loadparm(loadparm);
 		if (strlen(loadparm) == 0)
 			sprintf(buf, "IPL %X",
 				reipl_block_ccw->ipl_info.ccw.devno);
···
 		diag308(DIAG308_IPL, NULL);
 		break;
 	}
-	printk(KERN_EMERG "reboot failed!\n");
 	signal_processor(smp_processor_id(), sigp_stop_and_store_status);
 }
 
···
 {
 	struct ccw_dev_id devid;
 	static char buf[100];
-
-	switch (dump_type) {
-	case IPL_TYPE_CCW:
-		printk(KERN_EMERG "Automatic dump on ccw device: 0.0.%04x\n",
-		       dump_block_ccw->ipl_info.ccw.devno);
-		break;
-	case IPL_TYPE_FCP:
-		printk(KERN_EMERG "Automatic dump on fcp device:\n");
-		print_fcp_block(dump_block_fcp);
-		break;
-	default:
-		return;
-	}
 
 	switch (dump_method) {
 	case IPL_METHOD_CCW_CIO:
···
 }
 
 extern void reset_mcck_handler(void);
+extern void reset_pgm_handler(void);
+extern __u32 dump_prefix_page;
 
 void s390_reset_system(void)
 {
 	struct _lowcore *lc;
 
-	/* Stack for interrupt/machine check handler */
 	lc = (struct _lowcore *)(unsigned long) store_prefix();
+
+	/* Stack for interrupt/machine check handler */
 	lc->panic_stack = S390_lowcore.panic_stack;
+
+	/* Save prefix page address for dump case */
+	dump_prefix_page = (unsigned long) lc;
 
 	/* Disable prefixing */
 	set_prefix(0);
···
 	S390_lowcore.mcck_new_psw.mask = PSW_KERNEL_BITS & ~PSW_MASK_MCHECK;
 	S390_lowcore.mcck_new_psw.addr =
 		PSW_ADDR_AMODE | (unsigned long) &reset_mcck_handler;
+
+	/* Set new program check handler */
+	S390_lowcore.program_new_psw.mask = PSW_KERNEL_BITS & ~PSW_MASK_MCHECK;
+	S390_lowcore.program_new_psw.addr =
+		PSW_ADDR_AMODE | (unsigned long) &reset_pgm_handler;
+
 	do_reset_calls();
 }

arch/s390/kernel/reipl.S

···
 		stm	%r0,%r15,__LC_GPREGS_SAVE_AREA
 		stctl	%c0,%c15,__LC_CREGS_SAVE_AREA
 		stam	%a0,%a15,__LC_AREGS_SAVE_AREA
-		stpx	__LC_PREFIX_SAVE_AREA
+		mvc	__LC_PREFIX_SAVE_AREA(4),dump_prefix_page-.Lpg0(%r13)
 		stckc	.Lclkcmp-.Lpg0(%r13)
 		mvc	__LC_CLOCK_COMP_SAVE_AREA(8),.Lclkcmp-.Lpg0(%r13)
 		stpt	__LC_CPU_TIMER_SAVE_AREA
···
 		.long	0x00000000,0x00000000
 		.long	0x00000000,0x00000000
 		.long	0x00000000,0x00000000
+	.globl dump_prefix_page
+dump_prefix_page:
+	.long 0x00000000
+

arch/s390/kernel/reipl64.S

···
 		stg	%r0,__LC_GPREGS_SAVE_AREA-0x1000+8(%r1)
 		stctg	%c0,%c15,__LC_CREGS_SAVE_AREA-0x1000(%r1)
 		stam	%a0,%a15,__LC_AREGS_SAVE_AREA-0x1000(%r1)
-		stpx	__LC_PREFIX_SAVE_AREA-0x1000(%r1)
+		mvc	__LC_PREFIX_SAVE_AREA-0x1000(4,%r1),dump_prefix_page-.Lpg0(%r13)
 		stfpc	__LC_FP_CREG_SAVE_AREA-0x1000(%r1)
 		stckc	.Lclkcmp-.Lpg0(%r13)
 		mvc	__LC_CLOCK_COMP_SAVE_AREA-0x1000(8,%r1),.Lclkcmp-.Lpg0(%r13)
···
 		.long	0x00000000,0x00000000
 		.long	0x00000000,0x00000000
 		.long	0x00000000,0x00000000
+	.globl dump_prefix_page
+dump_prefix_page:
+	.long 0x00000000

arch/s390/kernel/reset.S

···
  *
  *    Copyright (C) IBM Corp. 2006
  *    Author(s): Heiko Carstens <[e-mail]>
+ *		 Michael Holzheu <[e-mail]>
  */
 
 #include <asm/ptrace.h>
···
 s390_reset_mcck_handler:
 	.quad	0
 
+	.globl	reset_pgm_handler
+reset_pgm_handler:
+	stmg	%r0,%r15,__LC_SAVE_AREA
+	basr	%r13,0
+0:	lg	%r15,__LC_PANIC_STACK	# load panic stack
+	aghi	%r15,-STACK_FRAME_OVERHEAD
+	lg	%r1,s390_reset_pgm_handler-0b(%r13)
+	ltgr	%r1,%r1
+	jz	1f
+	basr	%r14,%r1
+	lmg	%r0,%r15,__LC_SAVE_AREA
+	lpswe	__LC_PGM_OLD_PSW
+1:	lpswe	disabled_wait_psw-0b(%r13)
+	.globl s390_reset_pgm_handler
+s390_reset_pgm_handler:
+	.quad	0
+	.align	8
+disabled_wait_psw:
+	.quad	0x0002000180000000,0x0000000000000000 + reset_pgm_handler
+
 #else /* CONFIG_64BIT */
 
 	.globl	reset_mcck_handler
···
 	.globl	s390_reset_mcck_handler
 s390_reset_mcck_handler:
 	.long	0
+
+	.globl	reset_pgm_handler
+reset_pgm_handler:
+	stm	%r0,%r15,__LC_SAVE_AREA
+	basr	%r13,0
+0:	l	%r15,__LC_PANIC_STACK	# load panic stack
+	ahi	%r15,-STACK_FRAME_OVERHEAD
+	l	%r1,s390_reset_pgm_handler-0b(%r13)
+	ltr	%r1,%r1
+	jz	1f
+	basr	%r14,%r1
+	lm	%r0,%r15,__LC_SAVE_AREA
+	lpsw	__LC_PGM_OLD_PSW
+
+1:	lpsw	disabled_wait_psw-0b(%r13)
+	.globl	s390_reset_pgm_handler
+s390_reset_pgm_handler:
+	.long	0
+disabled_wait_psw:
+	.align 8
+	.long	0x000a0000,0x00000000 + reset_pgm_handler
 
 #endif /* CONFIG_64BIT */

arch/sparc/defconfig

···
 #
 # Automatically generated make config: don't edit
+# Linux kernel version: 2.6.20-rc1
+# Sun Dec 17 14:20:47 2006
 #
 CONFIG_MMU=y
-CONFIG_UID16=y
 CONFIG_HIGHMEM=y
 CONFIG_GENERIC_ISA_DMA=y
+CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 
 #
 # Code maturity level options
 #
 CONFIG_EXPERIMENTAL=y
-CONFIG_CLEAN_COMPILE=y
-CONFIG_STANDALONE=y
 CONFIG_BROKEN_ON_SMP=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
 
 #
 # General setup
 #
+CONFIG_LOCALVERSION=""
+CONFIG_LOCALVERSION_AUTO=y
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
+# CONFIG_IPC_NS is not set
 CONFIG_POSIX_MQUEUE=y
 # CONFIG_BSD_PROCESS_ACCT is not set
-CONFIG_SYSCTL=y
+# CONFIG_TASKSTATS is not set
+# CONFIG_UTS_NS is not set
 # CONFIG_AUDIT is not set
-CONFIG_LOG_BUF_SHIFT=14
-# CONFIG_HOTPLUG is not set
 # CONFIG_IKCONFIG is not set
+CONFIG_SYSFS_DEPRECATED=y
+# CONFIG_RELAY is not set
+CONFIG_INITRAMFS_SOURCE=""
+# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
+CONFIG_SYSCTL=y
 # CONFIG_EMBEDDED is not set
+CONFIG_UID16=y
+CONFIG_SYSCTL_SYSCALL=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
+# CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_HOTPLUG=y
+CONFIG_PRINTK=y
+CONFIG_BUG=y
+CONFIG_ELF_CORE=y
+CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
-CONFIG_IOSCHED_NOOP=y
-CONFIG_IOSCHED_AS=y
-CONFIG_IOSCHED_DEADLINE=y
-CONFIG_IOSCHED_CFQ=y
-# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
+CONFIG_SHMEM=y
+CONFIG_SLAB=y
+CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_RT_MUTEXES=y
+# CONFIG_TINY_SHMEM is not set
+CONFIG_BASE_SMALL=0
+# CONFIG_SLOB is not set
 
 #
 # Loadable module support
···
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODULE_FORCE_UNLOAD is not set
-CONFIG_OBSOLETE_MODPARM=y
 # CONFIG_MODVERSIONS is not set
+# CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_KMOD=y
 
 #
-# General setup
+# Block layer
 #
-CONFIG_VT=y
-CONFIG_VT_CONSOLE=y
-CONFIG_HW_CONSOLE=y
+CONFIG_BLOCK=y
+# CONFIG_LBD is not set
+# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_LSF is not set
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+# CONFIG_DEFAULT_AS is not set
+# CONFIG_DEFAULT_DEADLINE is not set
+CONFIG_DEFAULT_CFQ=y
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="cfq"
+
+#
+# General machine setup
+#
 # CONFIG_SMP is not set
+CONFIG_SPARC=y
 CONFIG_SPARC32=y
 CONFIG_SBUS=y
 CONFIG_SBUSCHAR=y
···
 CONFIG_SUN_AUXIO=y
 CONFIG_SUN_IO=y
 CONFIG_RWSEM_GENERIC_SPINLOCK=y
+CONFIG_GENERIC_FIND_NEXT_BIT=y
+CONFIG_GENERIC_HWEIGHT=y
+CONFIG_GENERIC_CALIBRATE_DELAY=y
+CONFIG_ARCH_MAY_HAVE_PC_FDC=y
+# CONFIG_ARCH_HAS_ILOG2_U32 is not set
+# CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_SUN_PM=y
 # CONFIG_SUN4 is not set
 CONFIG_PCI=y
-# CONFIG_PCI_LEGACY_PROC is not set
-# CONFIG_PCI_NAMES is not set
+# CONFIG_PCI_MULTITHREAD_PROBE is not set
+# CONFIG_PCI_DEBUG is not set
 CONFIG_SUN_OPENPROMFS=m
+# CONFIG_SPARC_LED is not set
 CONFIG_BINFMT_ELF=y
 CONFIG_BINFMT_AOUT=y
 CONFIG_BINFMT_MISC=m
 CONFIG_SUNOS_EMUL=y
+CONFIG_SELECT_MEMORY_MODEL=y
+CONFIG_FLATMEM_MANUAL=y
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
+# CONFIG_SPARSEMEM_STATIC is not set
+CONFIG_SPLIT_PTLOCK_CPUS=4
+# CONFIG_RESOURCES_64BIT is not set
 
 #
-# Parallel port support
-#
-# CONFIG_PARPORT is not set
-
-#
-# Generic Driver Options
-#
-# CONFIG_DEBUG_DRIVER is not set
-
-#
-# Graphics support
-#
-# CONFIG_FB is not set
-
-#
-# Console display driver support
-#
-# CONFIG_MDA_CONSOLE is not set
-# CONFIG_PROM_CONSOLE is not set
-CONFIG_DUMMY_CONSOLE=y
-
-#
-# Memory Technology Devices (MTD)
-#
-# CONFIG_MTD is not set
-
-#
-# Serial drivers
-#
-# CONFIG_SERIAL_8250 is not set
-
-#
-# Non-8250 serial port support
-#
-CONFIG_SERIAL_SUNCORE=y
-CONFIG_SERIAL_SUNZILOG=y
-CONFIG_SERIAL_SUNZILOG_CONSOLE=y
-CONFIG_SERIAL_SUNSU=y
-CONFIG_SERIAL_SUNSU_CONSOLE=y
-# CONFIG_SERIAL_SUNSAB is not set
-CONFIG_SERIAL_CORE=y
-CONFIG_SERIAL_CORE_CONSOLE=y
-
-#
-# Misc Linux/SPARC drivers
-#
-CONFIG_SUN_OPENPROMIO=m
-CONFIG_SUN_MOSTEK_RTC=m
-# CONFIG_SUN_BPP is not set
-# CONFIG_SUN_VIDEOPIX is not set
-# CONFIG_SUN_AURORA is not set
-# CONFIG_TADPOLE_TS102_UCTRL is not set
-# CONFIG_SUN_JSFLASH is not set
-CONFIG_APM_RTC_IS_GMT=y
-CONFIG_RTC=m
-
-#
-# Block devices
-#
-# CONFIG_BLK_DEV_FD is not set
-# CONFIG_BLK_CPQ_DA is not set
-# CONFIG_BLK_CPQ_CISS_DA is not set
-# CONFIG_BLK_DEV_DAC960 is not set
-# CONFIG_BLK_DEV_UMEM is not set
-CONFIG_BLK_DEV_LOOP=m
-CONFIG_BLK_DEV_CRYPTOLOOP=m
-# CONFIG_BLK_DEV_NBD is not set
-# CONFIG_BLK_DEV_CARMEL is not set
-CONFIG_BLK_DEV_RAM=y
-CONFIG_BLK_DEV_RAM_SIZE=4096
-CONFIG_BLK_DEV_INITRD=y
-
-#
-# ATA/ATAPI/MFM/RLL support
-#
-# CONFIG_IDE is not set
-
-#
-# ISDN subsystem
-#
-# CONFIG_ISDN is not set
-
-#
-# SCSI device support
-#
-CONFIG_SCSI=y
-CONFIG_SCSI_PROC_FS=y
-
-#
-# SCSI support type (disk, tape, CD-ROM)
-#
-CONFIG_BLK_DEV_SD=y
-# CONFIG_CHR_DEV_ST is not set
-# CONFIG_CHR_DEV_OSST is not set
-CONFIG_BLK_DEV_SR=m
-# CONFIG_BLK_DEV_SR_VENDOR is not set
-CONFIG_CHR_DEV_SG=m
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
-# CONFIG_SCSI_MULTI_LUN is not set
-# CONFIG_SCSI_CONSTANTS is not set
-# CONFIG_SCSI_LOGGING is not set
-
-#
-# SCSI Transport Attributes
-#
-CONFIG_SCSI_SPI_ATTRS=m
-# CONFIG_SCSI_FC_ATTRS is not set
-
-#
-# SCSI low-level drivers
-#
-# CONFIG_BLK_DEV_3W_XXXX_RAID is not set
-# CONFIG_SCSI_ACARD is not set
-# CONFIG_SCSI_AACRAID is not set
-# CONFIG_SCSI_AIC7XXX is not set
-# CONFIG_SCSI_AIC7XXX_OLD is not set
-# CONFIG_SCSI_AIC79XX is not set
-# CONFIG_SCSI_DPT_I2O is not set
-# CONFIG_SCSI_ADVANSYS is not set
-# CONFIG_SCSI_MEGARAID is not set
-# CONFIG_SCSI_SATA is not set
-# CONFIG_SCSI_BUSLOGIC is not set
-# CONFIG_SCSI_DMX3191D is not set
-# CONFIG_SCSI_EATA is not set
-# CONFIG_SCSI_EATA_PIO is not set
-# CONFIG_SCSI_FUTURE_DOMAIN is not set
-# CONFIG_SCSI_GDTH is not set
-# CONFIG_SCSI_IPS is not set
-# CONFIG_SCSI_INIA100 is not set
-# CONFIG_SCSI_SYM53C8XX_2 is not set
-# CONFIG_SCSI_IPR is not set
-# CONFIG_SCSI_QLOGIC_ISP is not set
-# CONFIG_SCSI_QLOGIC_FC is not set
-# CONFIG_SCSI_QLOGIC_1280 is not set
-CONFIG_SCSI_QLOGICPTI=m
-CONFIG_SCSI_QLA2XXX=y
-# CONFIG_SCSI_QLA21XX is not set
-# CONFIG_SCSI_QLA22XX is not set
-# CONFIG_SCSI_QLA2300 is not set
-# CONFIG_SCSI_QLA2322 is not set
-# CONFIG_SCSI_QLA6312 is not set
-# CONFIG_SCSI_QLA6322 is not set
-# CONFIG_SCSI_DC395x is not set
-# CONFIG_SCSI_DC390T is not set
-# CONFIG_SCSI_NSP32 is not set
-# CONFIG_SCSI_DEBUG is not set
-CONFIG_SCSI_SUNESP=y
-
-#
-# Fibre Channel support
-#
-# CONFIG_FC4 is not set
-
-#
-# Multi-device support (RAID and LVM)
-#
-# CONFIG_MD is not set
-
-#
-# Networking support
+# Networking
 #
 CONFIG_NET=y
 
 #
 # Networking options
 #
+# CONFIG_NETDEBUG is not set
 CONFIG_PACKET=y
 # CONFIG_PACKET_MMAP is not set
-CONFIG_NETLINK_DEV=y
 CONFIG_UNIX=y
+CONFIG_XFRM=y
+CONFIG_XFRM_USER=m
+# CONFIG_XFRM_SUB_POLICY is not set
 CONFIG_NET_KEY=m
 CONFIG_INET=y
 # CONFIG_IP_MULTICAST is not set
 # CONFIG_IP_ADVANCED_ROUTER is not set
+CONFIG_IP_FIB_HASH=y
 CONFIG_IP_PNP=y
 CONFIG_IP_PNP_DHCP=y
 # CONFIG_IP_PNP_BOOTP is not set
···
 CONFIG_INET_AH=y
 CONFIG_INET_ESP=y
 CONFIG_INET_IPCOMP=y
+CONFIG_INET_XFRM_TUNNEL=y
+CONFIG_INET_TUNNEL=y
+CONFIG_INET_XFRM_MODE_TRANSPORT=y
+CONFIG_INET_XFRM_MODE_TUNNEL=y
+CONFIG_INET_XFRM_MODE_BEET=y
+CONFIG_INET_DIAG=y
+CONFIG_INET_TCP_DIAG=y
+# CONFIG_TCP_CONG_ADVANCED is not set
+CONFIG_TCP_CONG_CUBIC=y
+CONFIG_DEFAULT_TCP_CONG="cubic"
+# CONFIG_TCP_MD5SIG is not set
 CONFIG_IPV6=m
 CONFIG_IPV6_PRIVACY=y
+# CONFIG_IPV6_ROUTER_PREF is not set
 CONFIG_INET6_AH=m
 CONFIG_INET6_ESP=m
 CONFIG_INET6_IPCOMP=m
+# CONFIG_IPV6_MIP6 is not set
+CONFIG_INET6_XFRM_TUNNEL=m
+CONFIG_INET6_TUNNEL=m
+CONFIG_INET6_XFRM_MODE_TRANSPORT=m
+CONFIG_INET6_XFRM_MODE_TUNNEL=m
+CONFIG_INET6_XFRM_MODE_BEET=m
+# CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set
+CONFIG_IPV6_SIT=m
 CONFIG_IPV6_TUNNEL=m
+# CONFIG_IPV6_MULTIPLE_TABLES is not set
+# CONFIG_NETWORK_SECMARK is not set
 # CONFIG_NETFILTER is not set
-CONFIG_XFRM=y
-CONFIG_XFRM_USER=m
+
+#
+# DCCP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_DCCP is not set
 
 #
 # SCTP Configuration (EXPERIMENTAL)
···
 # CONFIG_SCTP_HMAC_NONE is not set
 # CONFIG_SCTP_HMAC_SHA1 is not set
 CONFIG_SCTP_HMAC_MD5=y
+
+#
+# TIPC Configuration (EXPERIMENTAL)
+#
+# CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
 # CONFIG_VLAN_8021Q is not set
···
 # CONFIG_ATALK is not set
 # CONFIG_X25 is not set
 # CONFIG_LAPB is not set
-# CONFIG_NET_DIVERT is not set
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
-# CONFIG_NET_HW_FLOWCONTROL is not set
 
 #
 # QoS and/or fair queueing
···
 # Network testing
 #
 CONFIG_NET_PKTGEN=m
-# CONFIG_NETPOLL is not set
-# CONFIG_NET_POLL_CONTROLLER is not set
 # CONFIG_HAMRADIO is not set
 # CONFIG_IRDA is not set
 # CONFIG_BT is not set
+# CONFIG_IEEE80211 is not set
+
+#
+# Device Drivers
+#
+
+#
+# Generic Driver Options
+#
+CONFIG_STANDALONE=y
+CONFIG_PREVENT_FIRMWARE_BUILD=y
+# CONFIG_FW_LOADER is not set
+# CONFIG_DEBUG_DRIVER is not set
+# CONFIG_SYS_HYPERVISOR is not set
+
+#
+# Connector - unified userspace <-> kernelspace linker
+#
+# CONFIG_CONNECTOR is not set
+
+#
+# Memory Technology Devices (MTD)
+#
+# CONFIG_MTD is not set
+
+#
+# Parallel port support
+#
+# CONFIG_PARPORT is not set
+
+#
+# Plug and Play support
+#
+
+#
+# Block devices
+#
+# CONFIG_BLK_DEV_FD is not set
+# CONFIG_BLK_CPQ_DA is not set
+# CONFIG_BLK_CPQ_CISS_DA is not set
+# CONFIG_BLK_DEV_DAC960 is not set
+# CONFIG_BLK_DEV_UMEM is not set
+# CONFIG_BLK_DEV_COW_COMMON is not set
+CONFIG_BLK_DEV_LOOP=m
+CONFIG_BLK_DEV_CRYPTOLOOP=m
+# CONFIG_BLK_DEV_NBD is not set
+# CONFIG_BLK_DEV_SX8 is not set
+CONFIG_BLK_DEV_RAM=y
+CONFIG_BLK_DEV_RAM_COUNT=16
+CONFIG_BLK_DEV_RAM_SIZE=4096
+CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
+CONFIG_BLK_DEV_INITRD=y
+# CONFIG_CDROM_PKTCDVD is not set
+# CONFIG_ATA_OVER_ETH is not set
+
+#
+# Misc devices
+#
+# CONFIG_SGI_IOC4 is not set
+# CONFIG_TIFM_CORE is not set
+
+#
+# ATA/ATAPI/MFM/RLL support
+#
+# CONFIG_IDE is not set
+
+#
+# SCSI device support
+#
+# CONFIG_RAID_ATTRS is not set
+CONFIG_SCSI=y
+# CONFIG_SCSI_TGT is not set
+# CONFIG_SCSI_NETLINK is not set
+CONFIG_SCSI_PROC_FS=y
+
+#
+# SCSI support type (disk, tape, CD-ROM)
+#
+CONFIG_BLK_DEV_SD=y
+# CONFIG_CHR_DEV_ST is not set
+# CONFIG_CHR_DEV_OSST is not set
+CONFIG_BLK_DEV_SR=m
+# CONFIG_BLK_DEV_SR_VENDOR is not set
+CONFIG_CHR_DEV_SG=m
+# CONFIG_CHR_DEV_SCH is not set
+
+#
+# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
+#
+# CONFIG_SCSI_MULTI_LUN is not set
+# CONFIG_SCSI_CONSTANTS is not set
+# CONFIG_SCSI_LOGGING is not set
+# CONFIG_SCSI_SCAN_ASYNC is not set
+
+#
+# SCSI Transports
+#
+CONFIG_SCSI_SPI_ATTRS=m
+# CONFIG_SCSI_FC_ATTRS is not set
+# CONFIG_SCSI_ISCSI_ATTRS is not set
+# CONFIG_SCSI_SAS_ATTRS is not set
+# CONFIG_SCSI_SAS_LIBSAS is not set
+
+#
+# SCSI low-level drivers
+#
+# CONFIG_ISCSI_TCP is not set
+# CONFIG_BLK_DEV_3W_XXXX_RAID is not set
+# CONFIG_SCSI_3W_9XXX is not set
+# CONFIG_SCSI_ACARD is not set
+# CONFIG_SCSI_AACRAID is not set
+# CONFIG_SCSI_AIC7XXX is not set
+# CONFIG_SCSI_AIC7XXX_OLD is not set
+# CONFIG_SCSI_AIC79XX is not set
+# CONFIG_SCSI_AIC94XX is not set
+# CONFIG_SCSI_DPT_I2O is not set
+# CONFIG_SCSI_ARCMSR is not set
+# CONFIG_MEGARAID_NEWGEN is not set
+# CONFIG_MEGARAID_LEGACY is not set
+# CONFIG_MEGARAID_SAS is not set
+# CONFIG_SCSI_HPTIOP is not set
+# CONFIG_SCSI_DMX3191D is not set
+# CONFIG_SCSI_FUTURE_DOMAIN is not set
+# CONFIG_SCSI_IPS is not set
+# CONFIG_SCSI_INITIO is not set
+# CONFIG_SCSI_INIA100 is not set
+# CONFIG_SCSI_STEX is not set
+# CONFIG_SCSI_SYM53C8XX_2 is not set
+# CONFIG_SCSI_QLOGIC_1280 is not set
+CONFIG_SCSI_QLOGICPTI=m
+# CONFIG_SCSI_QLA_FC is not set
+# CONFIG_SCSI_QLA_ISCSI is not set
+# CONFIG_SCSI_LPFC is not set
+# CONFIG_SCSI_DC395x is not set
+# CONFIG_SCSI_DC390T is not set
+# CONFIG_SCSI_NSP32 is not set
+# CONFIG_SCSI_DEBUG is not set
+CONFIG_SCSI_SUNESP=y
+# CONFIG_SCSI_SRP is not set
+
+#
+# Serial ATA (prod) and Parallel ATA (experimental) drivers
+#
+# CONFIG_ATA is not set
+
+#
+# Multi-device support (RAID and LVM)
+#
+# CONFIG_MD is not set
+
+#
+# Fusion MPT device support
+#
+# CONFIG_FUSION is not set
+# CONFIG_FUSION_SPI is not set
+# CONFIG_FUSION_FC is not set
+# CONFIG_FUSION_SAS is not set
+
+#
+# IEEE 1394 (FireWire) support
+#
+# CONFIG_IEEE1394 is not set
+
+#
+# I2O device support
+#
+# CONFIG_I2O is not set
+
+#
+# Network device support
+#
 CONFIG_NETDEVICES=y
 CONFIG_DUMMY=m
 # CONFIG_BONDING is not set
 # CONFIG_EQUALIZER is not set
 CONFIG_TUN=m
-# CONFIG_ETHERTAP is not set
 
 #
 # ARCnet devices
 #
 # CONFIG_ARCNET is not set
+
+#
+# PHY device support
+#
+# CONFIG_PHYLIB is not set
 
 #
 # Ethernet (10 or 100Mbit)
···
 CONFIG_SUNBMAC=m
 CONFIG_SUNQE=m
 # CONFIG_SUNGEM is not set
+# CONFIG_CASSINI is not set
 # CONFIG_NET_VENDOR_3COM is not set
 
 #
···
 # CONFIG_HAMACHI is not set
 # CONFIG_YELLOWFIN is not set
 # CONFIG_R8169 is not set
+# CONFIG_SIS190 is not set
+# CONFIG_SKGE is not set
+# CONFIG_SKY2 is not set
 # CONFIG_SK98LIN is not set
 # CONFIG_TIGON3 is not set
+# CONFIG_BNX2 is not set
+# CONFIG_QLA3XXX is not set
 
 #
 # Ethernet (10000 Mbit)
 #
+# CONFIG_CHELSIO_T1 is not set
 # CONFIG_IXGB is not set
 # CONFIG_S2IO is not set
+# CONFIG_MYRI10GE is not set
+# CONFIG_NETXEN_NIC is not set
 
 #
 # Token Ring devices
···
 # CONFIG_NET_FC is not set
 # CONFIG_SHAPER is not set
 # CONFIG_NETCONSOLE is not set
+# CONFIG_NETPOLL is not set
+# CONFIG_NET_POLL_CONTROLLER is not set
 
 #
-# Unix98 PTY support
+# ISDN subsystem
 #
-CONFIG_UNIX98_PTYS=y
-CONFIG_UNIX98_PTY_COUNT=256
+# CONFIG_ISDN is not set
+
+#
+# Telephony Support
+#
+# CONFIG_PHONE is not set
 
 #
 # Input device support
 #
 CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
 
 #
 # Userland interfaces
···
 CONFIG_INPUT_EVBUG=m
 
 #
-# Input I/O drivers
-#
-# CONFIG_GAMEPORT is not set
-CONFIG_SOUND_GAMEPORT=y
-CONFIG_SERIO=m
-# CONFIG_SERIO_I8042 is not set
-CONFIG_SERIO_SERPORT=m
-# CONFIG_SERIO_CT82C710 is not set
-# CONFIG_SERIO_PCIPS2 is not set
-
-#
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
···
 # CONFIG_KEYBOARD_LKKBD is not set
 # CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_STOWAWAY is not set
 CONFIG_INPUT_MOUSE=y
 CONFIG_MOUSE_PS2=m
 CONFIG_MOUSE_SERIAL=m
···
 # CONFIG_INPUT_MISC is not set
 
 #
+# Hardware I/O ports
+#
+CONFIG_SERIO=m
+# CONFIG_SERIO_I8042 is not set
+CONFIG_SERIO_SERPORT=m
+# CONFIG_SERIO_PCIPS2 is not set
+CONFIG_SERIO_LIBPS2=m
+# CONFIG_SERIO_RAW is not set
+# CONFIG_GAMEPORT is not set
+
+#
+# Character devices
+#
+CONFIG_VT=y
+CONFIG_VT_CONSOLE=y
+CONFIG_HW_CONSOLE=y
+# CONFIG_VT_HW_CONSOLE_BINDING is not set
+# CONFIG_SERIAL_NONSTANDARD is not set
+
+#
+# Serial drivers
+#
+
+#
+# Non-8250 serial port support
+#
+CONFIG_SERIAL_SUNCORE=y
+CONFIG_SERIAL_SUNZILOG=y
+CONFIG_SERIAL_SUNZILOG_CONSOLE=y
+CONFIG_SERIAL_SUNSU=y
+CONFIG_SERIAL_SUNSU_CONSOLE=y
+# CONFIG_SERIAL_SUNSAB is not set
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+# CONFIG_SERIAL_JSM is not set
+CONFIG_UNIX98_PTYS=y
+CONFIG_LEGACY_PTYS=y
+CONFIG_LEGACY_PTY_COUNT=256
+
+#
+# IPMI
+#
+# CONFIG_IPMI_HANDLER is not set
+
+#
+# Watchdog Cards
+#
+# CONFIG_WATCHDOG is not set
+CONFIG_HW_RANDOM=m
+CONFIG_RTC=m
+# CONFIG_DTLK is not set
+# CONFIG_R3964 is not set
+# CONFIG_APPLICOM is not set
+# CONFIG_DRM is not set
+# CONFIG_RAW_DRIVER is not set
+
+#
+# TPM devices
+#
+# CONFIG_TCG_TPM is not set
+
+#
+# I2C support
+#
+# CONFIG_I2C is not set
+
+#
+# SPI support
+#
+# CONFIG_SPI is not set
+# CONFIG_SPI_MASTER is not set
+
+#
+# Dallas's 1-wire bus
+#
+# CONFIG_W1 is not set
+
+#
+# Hardware Monitoring support
+#
+CONFIG_HWMON=y
+# CONFIG_HWMON_VID is not set
+# CONFIG_SENSORS_ABITUGURU is not set
+# CONFIG_SENSORS_F71805F is not set
+# CONFIG_SENSORS_PC87427 is not set
+# CONFIG_SENSORS_VT1211 is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Multimedia devices
+#
+# CONFIG_VIDEO_DEV is not set
+
+#
+# Digital Video Broadcasting Devices
+#
+# CONFIG_DVB is not set
+
+#
+# Graphics support
+#
+CONFIG_FIRMWARE_EDID=y
+# CONFIG_FB is not set
+
+#
+# Console display driver support
+#
+# CONFIG_PROM_CONSOLE is not set
+CONFIG_DUMMY_CONSOLE=y
+# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
+
+#
+# Sound
+#
+# CONFIG_SOUND is not set
+
+#
+# HID Devices
+#
+CONFIG_HID=y
+
+#
+# USB support
+#
+CONFIG_USB_ARCH_HAS_HCD=y
+CONFIG_USB_ARCH_HAS_OHCI=y
+CONFIG_USB_ARCH_HAS_EHCI=y
+# CONFIG_USB is not set
+
+#
+# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+#
+
+#
+# USB Gadget Support
+#
+# CONFIG_USB_GADGET is not set
+
+#
+# MMC/SD Card support
+#
+# CONFIG_MMC is not set
+
+#
+# LED devices
+#
+# CONFIG_NEW_LEDS is not set
+
+#
+# LED drivers
+#
+
+#
+# LED Triggers
+#
+
+#
+# InfiniBand support
+#
+# CONFIG_INFINIBAND is not set
+
+#
+# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
+#
+
+#
+# Real Time Clock
+#
+# CONFIG_RTC_CLASS is not set
+
+#
+# DMA Engine support
+#
+# CONFIG_DMA_ENGINE is not set
+
+#
+# DMA Clients
+#
+
+#
+# DMA Devices
+#
+
+#
+# Virtualization
+#
+
+#
+# Misc Linux/SPARC drivers
+#
+CONFIG_SUN_OPENPROMIO=m
+CONFIG_SUN_MOSTEK_RTC=m
+# CONFIG_SUN_BPP is not set
+# CONFIG_SUN_VIDEOPIX is not set
+# CONFIG_TADPOLE_TS102_UCTRL is not set
+# CONFIG_SUN_JSFLASH is not set
+
+#
+# Unix98 PTY support
+#
+CONFIG_UNIX98_PTY_COUNT=256
+
+#
 # File systems
 #
 CONFIG_EXT2_FS=y
 CONFIG_EXT2_FS_XATTR=y
 CONFIG_EXT2_FS_POSIX_ACL=y
 CONFIG_EXT2_FS_SECURITY=y
+# CONFIG_EXT2_FS_XIP is not set
 # CONFIG_EXT3_FS is not set
-# CONFIG_JBD is not set
+# CONFIG_EXT4DEV_FS is not set
 CONFIG_FS_MBCACHE=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 CONFIG_XFS_FS=m
-CONFIG_XFS_RT=y
 CONFIG_XFS_QUOTA=y
 CONFIG_XFS_SECURITY=y
 CONFIG_XFS_POSIX_ACL=y
+CONFIG_XFS_RT=y
+# CONFIG_GFS2_FS is not set
+# CONFIG_OCFS2_FS is not set
 # CONFIG_MINIX_FS is not set
 CONFIG_ROMFS_FS=m
+CONFIG_INOTIFY=y
+CONFIG_INOTIFY_USER=y
 # CONFIG_QUOTA is not set
 CONFIG_QUOTACTL=y
+CONFIG_DNOTIFY=y
 CONFIG_AUTOFS_FS=m
 CONFIG_AUTOFS4_FS=m
+# CONFIG_FUSE_FS is not set
 
 #
 # CD-ROM/DVD Filesystems
···
 #
 # DOS/FAT/NT Filesystems
 #
-# CONFIG_FAT_FS is not set
+# CONFIG_MSDOS_FS is not set
+# CONFIG_VFAT_FS is not set
 # CONFIG_NTFS_FS is not set
 
 #
···
 #
 CONFIG_PROC_FS=y
 CONFIG_PROC_KCORE=y
+CONFIG_PROC_SYSCTL=y
 CONFIG_SYSFS=y
-# CONFIG_DEVFS_FS is not set
-CONFIG_DEVPTS_FS_XATTR=y
-# CONFIG_DEVPTS_FS_SECURITY is not set
 # CONFIG_TMPFS is not set
 # CONFIG_HUGETLB_PAGE is not set
 CONFIG_RAMFS=y
+# CONFIG_CONFIGFS_FS is not set
 
 #
 # Miscellaneous filesystems
···
 # CONFIG_NFSD is not set
 CONFIG_ROOT_NFS=y
 CONFIG_LOCKD=y
-# CONFIG_EXPORTFS is not set
+CONFIG_NFS_COMMON=y
 CONFIG_SUNRPC=y
 CONFIG_SUNRPC_GSS=m
 CONFIG_RPCSEC_GSS_KRB5=m
+# CONFIG_RPCSEC_GSS_SPKM3 is not set
 # CONFIG_SMB_FS is not set
 CONFIG_CIFS=m
 # CONFIG_CIFS_STATS is not set
+# CONFIG_CIFS_WEAK_PW_HASH is not set
+# CONFIG_CIFS_XATTR is not set
+# CONFIG_CIFS_DEBUG2 is not set
+# CONFIG_CIFS_EXPERIMENTAL is not set
 # CONFIG_NCP_FS is not set
 # CONFIG_CODA_FS is not set
 CONFIG_AFS_FS=m
 CONFIG_RXRPC=m
+# CONFIG_9P_FS is not set
 
 #
 # Partition Types
···
 # CONFIG_NLS_ISO8859_8 is not set
 # CONFIG_NLS_CODEPAGE_1250 is not set
 # CONFIG_NLS_CODEPAGE_1251 is not set
+# CONFIG_NLS_ASCII is not set
 # CONFIG_NLS_ISO8859_1 is not set
 # CONFIG_NLS_ISO8859_2 is not set
 # CONFIG_NLS_ISO8859_3 is not set
···
 # CONFIG_NLS_UTF8 is not set
 
 #
-# Sound
+# Distributed Lock Manager
 #
-# CONFIG_SOUND is not set
+# CONFIG_DLM is not set
 
 #
-# USB support
+# Instrumentation Support
 #
-# CONFIG_USB is not set
-
-#
-# USB Gadget Support
-#
-# CONFIG_USB_GADGET is not set
-
-#
-# Watchdog Cards
-#
-# CONFIG_WATCHDOG is not set
+# CONFIG_PROFILING is not set
 
 #
 # Kernel hacking
 #
-CONFIG_DEBUG_KERNEL=y
-# CONFIG_DEBUG_STACK_USAGE is not set
-# CONFIG_DEBUG_SLAB is not set
+# CONFIG_PRINTK_TIME is not set
+CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_UNUSED_SYMBOLS is not set
+# CONFIG_DEBUG_FS is not set
+# CONFIG_HEADERS_CHECK is not set
+CONFIG_DEBUG_KERNEL=y
+CONFIG_LOG_BUF_SHIFT=14
+CONFIG_DETECT_SOFTLOCKUP=y
+# CONFIG_SCHEDSTATS is not set
+# CONFIG_DEBUG_SLAB is not set
+# CONFIG_DEBUG_RT_MUTEXES is not set
+# CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
-# CONFIG_DEBUG_HIGHMEM is not set
+# CONFIG_DEBUG_MUTEXES is not set
+# CONFIG_DEBUG_RWSEMS is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
-# CONFIG_DEBUG_BUGVERBOSE is not set
+# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
+# CONFIG_DEBUG_KOBJECT is not set
+# CONFIG_DEBUG_HIGHMEM is not set
+CONFIG_DEBUG_BUGVERBOSE=y
+# CONFIG_DEBUG_INFO is not set
+# CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_LIST is not set
+CONFIG_FORCED_INLINING=y
+# CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_DEBUG_STACK_USAGE is not set
 
 #
 # Security options
 #
+# CONFIG_KEYS is not set
 # CONFIG_SECURITY is not set
 
 #
 # Cryptographic options
 #
 CONFIG_CRYPTO=y
+CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_BLKCIPHER=y
+CONFIG_CRYPTO_HASH=y
+CONFIG_CRYPTO_MANAGER=y
 CONFIG_CRYPTO_HMAC=y
+# CONFIG_CRYPTO_XCBC is not set
 CONFIG_CRYPTO_NULL=m
 CONFIG_CRYPTO_MD4=y
 CONFIG_CRYPTO_MD5=y
 CONFIG_CRYPTO_SHA1=y
 CONFIG_CRYPTO_SHA256=m
 CONFIG_CRYPTO_SHA512=m
+# CONFIG_CRYPTO_WP512 is not set
+# CONFIG_CRYPTO_TGR192 is not set
+# CONFIG_CRYPTO_GF128MUL is not set
+CONFIG_CRYPTO_ECB=m
+CONFIG_CRYPTO_CBC=y
+# CONFIG_CRYPTO_LRW is not set
 CONFIG_CRYPTO_DES=y
 CONFIG_CRYPTO_BLOWFISH=m
 CONFIG_CRYPTO_TWOFISH=m
+CONFIG_CRYPTO_TWOFISH_COMMON=m
 CONFIG_CRYPTO_SERPENT=m
 CONFIG_CRYPTO_AES=m
 CONFIG_CRYPTO_CAST5=m
 CONFIG_CRYPTO_CAST6=m
+# CONFIG_CRYPTO_TEA is not set
 CONFIG_CRYPTO_ARC4=m
+# CONFIG_CRYPTO_KHAZAD is not set
+# CONFIG_CRYPTO_ANUBIS is not set
 CONFIG_CRYPTO_DEFLATE=y
 CONFIG_CRYPTO_MICHAEL_MIC=m
 CONFIG_CRYPTO_CRC32C=m
 # CONFIG_CRYPTO_TEST is not set
 
 #
+# Hardware crypto devices
+#
+
+#
 # Library routines
 #
+CONFIG_BITREVERSE=y
+# CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
 CONFIG_CRC32=y
 CONFIG_LIBCRC32C=m
 CONFIG_ZLIB_INFLATE=y
 CONFIG_ZLIB_DEFLATE=y
+CONFIG_PLIST=y
+CONFIG_IOMAP_COPY=y

arch/sparc/kernel/sparc_ksyms.c

···
 /* Private functions with odd calling conventions. */
 extern void ___atomic24_add(void);
 extern void ___atomic24_sub(void);
-extern void ___set_bit(void);
-extern void ___clear_bit(void);
-extern void ___change_bit(void);
 extern void ___rw_read_enter(void);
 extern void ___rw_read_try(void);
 extern void ___rw_read_exit(void);
···
 /* Atomic operations. */
 EXPORT_SYMBOL(___atomic24_add);
 EXPORT_SYMBOL(___atomic24_sub);
-
-/* Bit operations. */
-EXPORT_SYMBOL(___set_bit);
-EXPORT_SYMBOL(___clear_bit);
-EXPORT_SYMBOL(___change_bit);
 
 /* Per-CPU information table */
 EXPORT_PER_CPU_SYMBOL(__cpu_data);

arch/sparc/kernel/time.c

···
 	extern char __copy_user_begin[], __copy_user_end[];
 	extern char __atomic_begin[], __atomic_end[];
 	extern char __bzero_begin[], __bzero_end[];
-	extern char __bitops_begin[], __bitops_end[];
 
 	unsigned long pc = regs->pc;
 
···
 	    (pc >= (unsigned long) __atomic_begin &&
 	     pc < (unsigned long) __atomic_end) ||
 	    (pc >= (unsigned long) __bzero_begin &&
-	     pc < (unsigned long) __bzero_end) ||
-	    (pc >= (unsigned long) __bitops_begin &&
-	     pc < (unsigned long) __bitops_end))
+	     pc < (unsigned long) __bzero_end))
 		pc = regs->u_regs[UREG_RETPC];
 	return pc;
 }

arch/sparc/lib/Makefile

···
 lib-y := mul.o rem.o sdiv.o udiv.o umul.o urem.o ashrdi3.o memcpy.o memset.o \
          strlen.o checksum.o blockops.o memscan.o memcmp.o strncmp.o \
 	 strncpy_from_user.o divdi3.o udivdi3.o strlen_user.o \
-	 copy_user.o locks.o atomic.o atomic32.o bitops.o \
+	 copy_user.o locks.o atomic.o \
 	 lshrdi3.o ashldi3.o rwsem.o muldi3.o bitext.o
 
-obj-y += iomap.o
+obj-y += iomap.o atomic32.o

arch/sparc/lib/atomic32.c

···
 	spin_unlock_irqrestore(ATOMIC_HASH(v), flags);
 }
 EXPORT_SYMBOL(atomic_set);
+
+unsigned long ___set_bit(unsigned long *addr, unsigned long mask)
+{
+	unsigned long old, flags;
+
+	spin_lock_irqsave(ATOMIC_HASH(addr), flags);
+	old = *addr;
+	*addr = old | mask;
+	spin_unlock_irqrestore(ATOMIC_HASH(addr), flags);
+
+	return old & mask;
+}
+EXPORT_SYMBOL(___set_bit);
+
+unsigned long ___clear_bit(unsigned long *addr, unsigned long mask)
+{
+	unsigned long old, flags;
+
+	spin_lock_irqsave(ATOMIC_HASH(addr), flags);
+	old = *addr;
+	*addr = old & ~mask;
+	spin_unlock_irqrestore(ATOMIC_HASH(addr), flags);
+
+	return old & mask;
+}
+EXPORT_SYMBOL(___clear_bit);
+
+unsigned long ___change_bit(unsigned long *addr, unsigned long mask)
+{
+	unsigned long old, flags;
+
+	spin_lock_irqsave(ATOMIC_HASH(addr), flags);
+	old = *addr;
+	*addr = old ^ mask;
+	spin_unlock_irqrestore(ATOMIC_HASH(addr), flags);
+
+	return old & mask;
+}
+EXPORT_SYMBOL(___change_bit);

arch/sparc/lib/bitops.S

···
-/* bitops.S: Low level assembler bit operations.
- *
- * Copyright (C) 1996 David S. Miller ([e-mail])
- */
-
-#include <asm/ptrace.h>
-#include <asm/psr.h>
-
-	.text
-	.align	4
-
-	.globl  __bitops_begin
-__bitops_begin:
-
-	/* Take bits in %g2 and set them in word at %g1,
-	 * return whether bits were set in original value
-	 * in %g2.  %g4 holds value to restore into %o7
-	 * in delay slot of jmpl return, %g3 + %g5 + %g7 can be
-	 * used as temporaries and thus is considered clobbered
-	 * by all callers.
-	 */
-	.globl	___set_bit
-___set_bit:
-	rd	%psr, %g3
-	nop; nop; nop;
-	or	%g3, PSR_PIL, %g5
-	wr	%g5, 0x0, %psr
-	nop; nop; nop
-#ifdef CONFIG_SMP
-	set	bitops_spinlock, %g5
-2:	ldstub	[%g5], %g7		! Spin on the byte lock for SMP.
-	orcc	%g7, 0x0, %g0		! Did we get it?
-	bne	2b			! Nope...
-#endif
-	 ld	[%g1], %g7
-	or	%g7, %g2, %g5
-	and	%g7, %g2, %g2
-#ifdef CONFIG_SMP
-	st	%g5, [%g1]
-	set	bitops_spinlock, %g5
-	stb	%g0, [%g5]
-#else
-	st	%g5, [%g1]
-#endif
-	wr	%g3, 0x0, %psr
-	nop; nop; nop
-	jmpl	%o7, %g0
-	 mov	%g4, %o7
-
-	/* Same as above, but clears the bits from %g2 instead. */
-	.globl	___clear_bit
-___clear_bit:
-	rd	%psr, %g3
-	nop; nop; nop
-	or	%g3, PSR_PIL, %g5
-	wr	%g5, 0x0, %psr
-	nop; nop; nop
-#ifdef CONFIG_SMP
-	set	bitops_spinlock, %g5
-2:	ldstub	[%g5], %g7		! Spin on the byte lock for SMP.
-	orcc	%g7, 0x0, %g0		! Did we get it?
-	bne	2b			! Nope...
-#endif
-	 ld	[%g1], %g7
-	andn	%g7, %g2, %g5
-	and	%g7, %g2, %g2
-#ifdef CONFIG_SMP
-	st	%g5, [%g1]
-	set	bitops_spinlock, %g5
-	stb	%g0, [%g5]
-#else
-	st	%g5, [%g1]
-#endif
-	wr	%g3, 0x0, %psr
-	nop; nop; nop
-	jmpl	%o7, %g0
-	 mov	%g4, %o7
-
-	/* Same thing again, but this time toggles the bits from %g2. */
-	.globl	___change_bit
-___change_bit:
-	rd	%psr, %g3
-	nop; nop; nop
-	or	%g3, PSR_PIL, %g5
-	wr	%g5, 0x0, %psr
-	nop; nop; nop
-#ifdef CONFIG_SMP
-	set	bitops_spinlock, %g5
-2:	ldstub	[%g5], %g7		! Spin on the byte lock for SMP.
-	orcc	%g7, 0x0, %g0		! Did we get it?
-	bne	2b			! Nope...
-#endif
-	 ld	[%g1], %g7
-	xor	%g7, %g2, %g5
-	and	%g7, %g2, %g2
-#ifdef CONFIG_SMP
-	st	%g5, [%g1]
-	set	bitops_spinlock, %g5
-	stb	%g0, [%g5]
-#else
-	st	%g5, [%g1]
-#endif
-	wr	%g3, 0x0, %psr
-	nop; nop; nop
-	jmpl	%o7, %g0
-	 mov	%g4, %o7
-
-	.globl  __bitops_end
-__bitops_end:

arch/sparc64/kernel/head.S

···
 
 	/* PROM cif handler code address is in %o4.  */
 sparc64_boot:
-1:	rd	%pc, %g7
-	set	1b, %g1
-	cmp	%g1, %g7
-	be,pn	%xcc, sparc64_boot_after_remap
-	 mov	%o4, %l7
+	mov	%o4, %l7
 
 	/* We need to remap the kernel.  Use position independant
 	 * code to remap us to KERNBASE.
···
 
 	add	%sp, (192 + 128), %sp
 
-sparc64_boot_after_remap:
 	sethi	%hi(prom_root_compatible), %g1
 	or	%g1, %lo(prom_root_compatible), %g1
 	sethi	%hi(prom_sun4v_name), %g7

arch/sparc64/kernel/irq.c

···
 	}
 }
 
-static struct hw_interrupt_type sun4u_irq = {
+static struct irq_chip sun4u_irq = {
 	.typename	= "sun4u",
 	.enable		= sun4u_irq_enable,
 	.disable	= sun4u_irq_disable,
 	.end		= sun4u_irq_end,
 };
 
-static struct hw_interrupt_type sun4u_irq_ack = {
+static struct irq_chip sun4u_irq_ack = {
 	.typename	= "sun4u+ack",
 	.enable		= sun4u_irq_enable,
 	.disable	= sun4u_irq_disable,
···
 	.end		= sun4u_irq_end,
 };
 
-static struct hw_interrupt_type sun4v_irq = {
+static struct irq_chip sun4v_irq = {
 	.typename	= "sun4v",
 	.enable		= sun4v_irq_enable,
 	.disable	= sun4v_irq_disable,
 	.end		= sun4v_irq_end,
 };
 
-static struct hw_interrupt_type sun4v_irq_ack = {
+static struct irq_chip sun4v_irq_ack = {
 	.typename	= "sun4v+ack",
 	.enable		= sun4v_irq_enable,
 	.disable	= sun4v_irq_disable,
···
 
 out:
 	return bucket->virt_irq;
-}
-
-void hw_resend_irq(struct hw_interrupt_type *handler, unsigned int virt_irq)
-{
-	struct ino_bucket *bucket = virt_irq_to_bucket(virt_irq);
-	unsigned long pstate;
-	unsigned int *ent;
-
-	__asm__ __volatile__("rdpr %%pstate, %0" : "=r" (pstate));
-	__asm__ __volatile__("wrpr %0, %1, %%pstate"
-			     : : "r" (pstate), "i" (PSTATE_IE));
-	ent = irq_work(smp_processor_id());
-	bucket->irq_chain = *ent;
-	*ent = __irq(bucket);
-	set_softint(1 << PIL_DEVICE_IRQ);
-	__asm__ __volatile__("wrpr %0, 0x0, %%pstate" : : "r" (pstate));
 }
 
 void ack_bad_irq(unsigned int virt_irq)

arch/sparc64/kernel/smp.c

···
 	char *ptr;
 
 	/* Copy section for each CPU (we discard the original) */
-	goal = ALIGN(__per_cpu_end - __per_cpu_start, SMP_CACHE_BYTES);
-#ifdef CONFIG_MODULES
-	if (goal < PERCPU_ENOUGH_ROOM)
-		goal = PERCPU_ENOUGH_ROOM;
-#endif
+	goal = PERCPU_ENOUGH_ROOM;
+
 	__per_cpu_shift = 0;
 	for (size = 1UL; size < goal; size <<= 1UL)
 		__per_cpu_shift++;

arch/x86_64/Makefile

···
 # actually it makes the kernel smaller too.
 cflags-y += -fno-reorder-blocks
 cflags-y += -Wno-sign-compare
-ifneq ($(CONFIG_UNWIND_INFO),y)
 cflags-y += -fno-asynchronous-unwind-tables
-endif
 ifneq ($(CONFIG_DEBUG_INFO),y)
 # -fweb shrinks the kernel a bit, but the difference is very small
 # it also messes up debugging, so don't use it for now.

arch/x86_64/defconfig

···
 # CONFIG_DEBUG_VM is not set
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_FRAME_POINTER is not set
-CONFIG_UNWIND_INFO=y
-CONFIG_STACK_UNWIND=y
 # CONFIG_FORCED_INLINING is not set
 # CONFIG_HEADERS_CHECK is not set
 # CONFIG_RCU_TORTURE_TEST is not set

arch/x86_64/kernel/entry.S

···
 	ret
 	CFI_ENDPROC
 ENDPROC(call_softirq)
-
-#ifdef CONFIG_STACK_UNWIND
-ENTRY(arch_unwind_init_running)
-	CFI_STARTPROC
-	movq	%r15, R15(%rdi)
-	movq	%r14, R14(%rdi)
-	xchgq	%rsi, %rdx
-	movq	%r13, R13(%rdi)
-	movq	%r12, R12(%rdi)
-	xorl	%eax, %eax
-	movq	%rbp, RBP(%rdi)
-	movq	%rbx, RBX(%rdi)
-	movq	(%rsp), %rcx
-	movq	%rax, R11(%rdi)
-	movq	%rax, R10(%rdi)
-	movq	%rax, R9(%rdi)
-	movq	%rax, R8(%rdi)
-	movq	%rax, RAX(%rdi)
-	movq	%rax, RCX(%rdi)
-	movq	%rax, RDX(%rdi)
-	movq	%rax, RSI(%rdi)
-	movq	%rax, RDI(%rdi)
-	movq	%rax, ORIG_RAX(%rdi)
-	movq	%rcx, RIP(%rdi)
-	leaq	8(%rsp), %rcx
-	movq	$__KERNEL_CS, CS(%rdi)
-	movq	%rax, EFLAGS(%rdi)
-	movq	%rcx, RSP(%rdi)
-	movq	$__KERNEL_DS, SS(%rdi)
-	jmpq	*%rdx
-	CFI_ENDPROC
-ENDPROC(arch_unwind_init_running)
-#endif

arch/x86_64/kernel/traps.c

···
 }
 
 int kstack_depth_to_print = 12;
-#ifdef CONFIG_STACK_UNWIND
-static int call_trace = 1;
-#else
-#define call_trace (-1)
-#endif
 
 #ifdef CONFIG_KALLSYMS
 void printk_address(unsigned long address)
···
 	return NULL;
 }
 
-struct ops_and_data {
-	struct stacktrace_ops *ops;
-	void *data;
-};
-
-static int dump_trace_unwind(struct unwind_frame_info *info, void *context)
-{
-	struct ops_and_data *oad = (struct ops_and_data *)context;
-	int n = 0;
-	unsigned long sp = UNW_SP(info);
-
-	if (arch_unw_user_mode(info))
-		return -1;
-	while (unwind(info) == 0 && UNW_PC(info)) {
-		n++;
-		oad->ops->address(oad->data, UNW_PC(info));
-		if (arch_unw_user_mode(info))
-			break;
-		if ((sp & ~(PAGE_SIZE - 1)) == (UNW_SP(info) & ~(PAGE_SIZE - 1))
-		    && sp > UNW_SP(info))
-			break;
-		sp = UNW_SP(info);
-	}
-	return n;
-}
-
 #define MSG(txt) ops->warning(data, txt)
 
 /*
···
 	if (!tsk)
 		tsk = current;
 
-	if (call_trace >= 0) {
-		int unw_ret = 0;
-		struct unwind_frame_info info;
-		struct ops_and_data oad = { .ops = ops, .data = data };
-
-		if (regs) {
-			if (unwind_init_frame_info(&info, tsk, regs) == 0)
-				unw_ret = dump_trace_unwind(&info, &oad);
-		} else if (tsk == current)
-			unw_ret = unwind_init_running(&info, dump_trace_unwind,
-						      &oad);
-		else {
-			if (unwind_init_blocked(&info, tsk) == 0)
-				unw_ret = dump_trace_unwind(&info, &oad);
-		}
-		if (unw_ret > 0) {
-			if (call_trace == 1 && !arch_unw_user_mode(&info)) {
-				ops->warning_symbol(data,
-					     "DWARF2 unwinder stuck at %s",
-					     UNW_PC(&info));
-				if ((long)UNW_SP(&info) < 0) {
-					MSG("Leftover inexact backtrace:");
-					stack = (unsigned long *)UNW_SP(&info);
-					if (!stack)
-						goto out;
-				} else
-					MSG("Full inexact backtrace again:");
-			} else if (call_trace >= 1)
-				goto out;
-			else
-				MSG("Full inexact backtrace again:");
-		} else
-			MSG("Inexact backtrace:");
-	}
 	if (!stack) {
 		unsigned long dummy;
 		stack = &dummy;
···
 	tinfo = current_thread_info();
 	HANDLE_STACK (valid_stack_ptr(tinfo, stack));
 #undef HANDLE_STACK
-out:
 	put_cpu();
 }
 EXPORT_SYMBOL(dump_trace);
···
 	return 0;
 }
 early_param("kstack", kstack_setup);
-
-#ifdef CONFIG_STACK_UNWIND
-static int __init call_trace_setup(char *s)
-{
-	if (!s)
-		return -EINVAL;
-	if (strcmp(s, "old") == 0)
-		call_trace = -1;
-	else if (strcmp(s, "both") == 0)
-		call_trace = 0;
-	else if (strcmp(s, "newfallback") == 0)
-		call_trace = 1;
-	else if (strcmp(s, "new") == 0)
-		call_trace = 2;
-	return 0;
-}
-early_param("call_trace", call_trace_setup);
-#endif

arch/x86_64/kernel/vmlinux.lds.S

···
   /* Sections to be discarded */
   /DISCARD/ : {
 	*(.exitcall.exit)
-#ifndef CONFIG_UNWIND_INFO
 	*(.eh_frame)
-#endif
 	}
 
   STABS_DEBUG

drivers/ata/Kconfig

···
 	tristate "Intel PIIX/ICH SATA support"
 	depends on PCI
 	help
-	  This option enables support for ICH5/6/7/8 Serial ATA.
-	  If PATA support was enabled previously, this enables
-	  support for select Intel PIIX/ICH PATA host controllers.
+	  This option enables support for ICH5/6/7/8 Serial ATA
+	  and support for PATA on the Intel PIIX3/PIIX4/ICH series
+	  PATA host controllers.
 
 	  If unsure, say N.
 

drivers/ata/ahci.c

···
 	u32 cap_save, impl_save, tmp;
 
 	cap_save = readl(mmio + HOST_CAP);
-	cap_save &= ( (1<<28) | (1<<17) );
-	cap_save |= (1 << 27);
 	impl_save = readl(mmio + HOST_PORTS_IMPL);
 
 	/* global controller reset */

drivers/ata/ata_piix.c

···
 	{ 0x8086, 0x27c0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata_ahci },
 	/* 2801GBM/GHM (ICH7M, identical to ICH6M) */
 	{ 0x8086, 0x27c4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6m_sata_ahci },
-	/* Enterprise Southbridge 2 (where's the datasheet?) */
+	/* Enterprise Southbridge 2 (631xESB/632xESB) */
 	{ 0x8086, 0x2680, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata_ahci },
-	/* SATA Controller 1 IDE (ICH8, no datasheet yet) */
+	/* SATA Controller 1 IDE (ICH8) */
 	{ 0x8086, 0x2820, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
-	/* SATA Controller 2 IDE (ICH8, ditto) */
+	/* SATA Controller 2 IDE (ICH8) */
 	{ 0x8086, 0x2825, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
-	/* Mobile SATA Controller IDE (ICH8M, ditto) */
+	/* Mobile SATA Controller IDE (ICH8M) */
 	{ 0x8086, 0x2828, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+	/* SATA Controller IDE (ICH9) */
+	{ 0x8086, 0x2920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+	/* SATA Controller IDE (ICH9) */
+	{ 0x8086, 0x2921, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+	/* SATA Controller IDE (ICH9) */
+	{ 0x8086, 0x2926, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+	/* SATA Controller IDE (ICH9M) */
+	{ 0x8086, 0x2928, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+	/* SATA Controller IDE (ICH9M) */
+	{ 0x8086, 0x292d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+	/* SATA Controller IDE (ICH9M) */
+	{ 0x8086, 0x292e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
 
 	{ }	/* terminate list */
 };
···
 
 	.port_start		= ata_port_start,
 	.port_stop		= ata_port_stop,
-	.host_stop		= ata_host_stop,
+	.host_stop		= piix_host_stop,
 };
 
 static const struct ata_port_operations piix_sata_ops = {

drivers/ata/libata-core.c

···
 }
 
 /**
- *	ata_exec_internal_sg - execute libata internal command
+ *	ata_exec_internal - execute libata internal command
  *	@dev: Device to which the command is sent
  *	@tf: Taskfile registers for the command and the result
  *	@cdb: CDB for packet command
···
 			   struct ata_taskfile *tf, const u8 *cdb,
 			   int dma_dir, void *buf, unsigned int buflen)
 {
-	struct scatterlist sg;
+	struct scatterlist *psg = NULL, sg;
+	unsigned int n_elem = 0;
 
-	sg_init_one(&sg, buf, buflen);
+	if (dma_dir != DMA_NONE) {
+		WARN_ON(!buf);
+		sg_init_one(&sg, buf, buflen);
+		psg = &sg;
+		n_elem++;
+	}
 
-	return ata_exec_internal_sg(dev, tf, cdb, dma_dir, &sg, 1);
+	return ata_exec_internal_sg(dev, tf, cdb, dma_dir, psg, n_elem);
 }
 
 /**

drivers/ata/libata-scsi.c

···
 		struct scatterlist *sg;
 
 		sg = (struct scatterlist *) cmd->request_buffer;
-		buf = kmap_atomic(sg->page, KM_USER0) + sg->offset;
+		buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset;
 		buflen = sg->length;
 	} else {
 		buf = cmd->request_buffer;
···
 		struct scatterlist *sg;
 
 		sg = (struct scatterlist *) cmd->request_buffer;
-		kunmap_atomic(buf - sg->offset, KM_USER0);
+		kunmap_atomic(buf - sg->offset, KM_IRQ0);
 	}
 }
 

drivers/ata/pata_legacy.c

···
 		goto fail_io;
 
 	pdev = platform_device_register_simple(DRV_NAME, nr_legacy_host, NULL, 0);
-	if (pdev == NULL)
+	if (IS_ERR(pdev)) {
+		ret = PTR_ERR(pdev);
 		goto fail_dev;
+	}
 
 	if (ht6560a & mask) {
 		ops = &ht6560a_port_ops;

drivers/ata/pata_qdi.c

···
 	 */
 
 	pdev = platform_device_register_simple(DRV_NAME, nr_qdi_host, NULL, 0);
-	if (pdev == NULL)
-		return -ENOMEM;
+	if (IS_ERR(pdev))
+		return PTR_ERR(pdev);
 
 	memset(&ae, 0, sizeof(struct ata_probe_ent));
 	INIT_LIST_HEAD(&ae.node);

drivers/ata/pata_rz1000.c

···
 	.exec_command	= ata_exec_command,
 	.dev_select 	= ata_std_dev_select,
 
-	.error_handler	= rz1000_error_handler,
-
 	.bmdma_setup 	= ata_bmdma_setup,
 	.bmdma_start 	= ata_bmdma_start,
 	.bmdma_stop	= ata_bmdma_stop,

drivers/ata/pata_via.c

···
 			return -ENOENT;
 	}
 
-	if ((config->flags & VIA_UDMA) >= VIA_UDMA_66)
+	if ((config->flags & VIA_UDMA) >= VIA_UDMA_100)
 		ap->cbl = via_cable_detect(ap);
-	else
+	/* The UDMA66 series has no cable detect so do drive side detect */
+	else if ((config->flags & VIA_UDMA) < VIA_UDMA_66)
 		ap->cbl = ATA_CBL_PATA40;
+	else
+		ap->cbl = ATA_CBL_PATA_UNK;
+		
+
 	return ata_std_prereset(ap);
 }
 

drivers/ata/pata_winbond.c

···
 			 */
 
 			pdev = platform_device_register_simple(DRV_NAME, nr_winbond_host, NULL, 0);
-			if (pdev == NULL)
-				return -ENOMEM;
+			if (IS_ERR(pdev))
+				return PTR_ERR(pdev);
 
 			memset(&ae, 0, sizeof(struct ata_probe_ent));
 			INIT_LIST_HEAD(&ae.node);

drivers/ata/sata_svw.c

···
 #define DRV_VERSION	"2.0"
 
 enum {
+	K2_FLAG_NO_ATAPI_DMA		= (1 << 29),
+
 	/* Taskfile registers offsets */
 	K2_SATA_TF_CMD_OFFSET		= 0x00,
 	K2_SATA_TF_DATA_OFFSET		= 0x00,
···
 
 	/* Port stride */
 	K2_SATA_PORT_OFFSET		= 0x100,
+
+	board_svw4			= 0,
+	board_svw8			= 1,
+};
+
+static const struct k2_board_info {
+	unsigned int		n_ports;
+	unsigned long		port_flags;
+} k2_board_info[] = {
+	/* board_svw4 */
+	{ 4, K2_FLAG_NO_ATAPI_DMA },
+
+	/* board_svw8 */
+	{ 8, K2_FLAG_NO_ATAPI_DMA },
 };
 
 static u8 k2_stat_check_status(struct ata_port *ap);
 
+
+static int k2_sata_check_atapi_dma(struct ata_queued_cmd *qc)
+{
+	if (qc->ap->flags & K2_FLAG_NO_ATAPI_DMA)
+		return -1;	/* ATAPI DMA not supported */
+
+	return 0;
+}
 
 static u32 k2_sata_scr_read (struct ata_port *ap, unsigned int sc_reg)
 {
···
 	.check_status		= k2_stat_check_status,
 	.exec_command		= ata_exec_command,
 	.dev_select		= ata_std_dev_select,
+	.check_atapi_dma	= k2_sata_check_atapi_dma,
 	.bmdma_setup		= k2_bmdma_setup_mmio,
 	.bmdma_start		= k2_bmdma_start_mmio,
 	.bmdma_stop		= ata_bmdma_stop,
···
 	struct ata_probe_ent *probe_ent = NULL;
 	unsigned long base;
 	void __iomem *mmio_base;
+	const struct k2_board_info *board_info =
+			&k2_board_info[ent->driver_data];
 	int pci_dev_busy = 0;
 	int rc;
 	int i;
···
 
 	probe_ent->sht = &k2_sata_sht;
 	probe_ent->port_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
-				ATA_FLAG_MMIO;
+				ATA_FLAG_MMIO | board_info->port_flags;
 	probe_ent->port_ops = &k2_sata_ops;
 	probe_ent->n_ports = 4;
 	probe_ent->irq = pdev->irq;
···
 	/* different controllers have different number of ports - currently 4 or 8 */
 	/* All ports are on the same function. Multi-function device is no
 	 * longer available. This should not be seen in any system. */
-	for (i = 0; i < ent->driver_data; i++)
+	for (i = 0; i < board_info->n_ports; i++)
 		k2_sata_setup_port(&probe_ent->port[i], base + i * K2_SATA_PORT_OFFSET);
 
 	pci_set_master(pdev);
···
  * controller
  * */
 static const struct pci_device_id k2_sata_pci_tbl[] = {
-	{ PCI_VDEVICE(SERVERWORKS, 0x0240), 4 },
-	{ PCI_VDEVICE(SERVERWORKS, 0x0241), 4 },
-	{ PCI_VDEVICE(SERVERWORKS, 0x0242), 8 },
-	{ PCI_VDEVICE(SERVERWORKS, 0x024a), 4 },
-	{ PCI_VDEVICE(SERVERWORKS, 0x024b), 4 },
+	{ PCI_VDEVICE(SERVERWORKS, 0x0240), board_svw4 },
+	{ PCI_VDEVICE(SERVERWORKS, 0x0241), board_svw4 },
+	{ PCI_VDEVICE(SERVERWORKS, 0x0242), board_svw8 },
+	{ PCI_VDEVICE(SERVERWORKS, 0x024a), board_svw4 },
+	{ PCI_VDEVICE(SERVERWORKS, 0x024b), board_svw4 },
 
 	{ }
 };

drivers/connector/cn_queue.c

···
 void cn_queue_wrapper(struct work_struct *work)
 {
 	struct cn_callback_entry *cbq =
-		container_of(work, struct cn_callback_entry, work.work);
+		container_of(work, struct cn_callback_entry, work);
 	struct cn_callback_data *d = &cbq->data;
 
 	d->callback(d->callback_priv);
···
 	memcpy(&cbq->id.id, id, sizeof(struct cb_id));
 	cbq->data.callback = callback;
 	
-	INIT_DELAYED_WORK(&cbq->work, &cn_queue_wrapper);
+	INIT_WORK(&cbq->work, &cn_queue_wrapper);
 	return cbq;
 }
 
 static void cn_queue_free_callback(struct cn_callback_entry *cbq)
 {
-	cancel_delayed_work(&cbq->work);
 	flush_workqueue(cbq->pdev->cn_queue);
 
 	kfree(cbq);

drivers/connector/connector.c

···
 	spin_lock_bh(&dev->cbdev->queue_lock);
 	list_for_each_entry(__cbq, &dev->cbdev->queue_list, callback_entry) {
 		if (cn_cb_equal(&__cbq->id.id, &msg->id)) {
-			if (likely(!test_bit(WORK_STRUCT_PENDING,
-					     &__cbq->work.work.management) &&
+			if (likely(!work_pending(&__cbq->work) &&
 					__cbq->data.ddata == NULL)) {
 				__cbq->data.callback_priv = msg;
 
 				__cbq->data.ddata = data;
 				__cbq->data.destruct_data = destruct_data;
 
-				if (queue_delayed_work(
-					    dev->cbdev->cn_queue,
-					    &__cbq->work, 0))
+				if (queue_work(dev->cbdev->cn_queue,
+							&__cbq->work))
 					err = 0;
 			} else {
 				struct cn_callback_data *d;
···
 					d->destruct_data = destruct_data;
 					d->free = __cbq;
 
-					INIT_DELAYED_WORK(&__cbq->work,
-							  &cn_queue_wrapper);
+					INIT_WORK(&__cbq->work,
+							&cn_queue_wrapper);
 					
-					if (queue_delayed_work(
-						    dev->cbdev->cn_queue,
-						    &__cbq->work, 0))
+					if (queue_work(dev->cbdev->cn_queue,
+						    &__cbq->work))
 						err = 0;
 					else {
 						kfree(__cbq);

drivers/cpufreq/cpufreq.c

···
 
 
 /**
- * cpufreq_quick_get - get the CPU frequency (in kHz) frpm policy->cur
+ * cpufreq_quick_get - get the CPU frequency (in kHz) from policy->cur
  * @cpu: CPU number
  *
  * This is the last known freq, without actually getting it from the driver.

drivers/hid/hid-input.c

···
 				case 0x000: goto ignore;
 				case 0x034: map_key_clear(KEY_SLEEP);		break;
 				case 0x036: map_key_clear(BTN_MISC);		break;
+				case 0x040: map_key_clear(KEY_MENU);		break;
 				case 0x045: map_key_clear(KEY_RADIO);		break;
+
+				case 0x088: map_key_clear(KEY_PC);		break;
+				case 0x089: map_key_clear(KEY_TV);		break;
 				case 0x08a: map_key_clear(KEY_WWW);		break;
+				case 0x08b: map_key_clear(KEY_DVD);		break;
+				case 0x08c: map_key_clear(KEY_PHONE);		break;
 				case 0x08d: map_key_clear(KEY_PROGRAM);		break;
+				case 0x08e: map_key_clear(KEY_VIDEOPHONE);	break;
+				case 0x08f: map_key_clear(KEY_GAMES);		break;
+				case 0x090: map_key_clear(KEY_MEMO);		break;
+				case 0x091: map_key_clear(KEY_CD);		break;
+				case 0x092: map_key_clear(KEY_VCR);		break;
+				case 0x093: map_key_clear(KEY_TUNER);		break;
+				case 0x094: map_key_clear(KEY_EXIT);		break;
 				case 0x095: map_key_clear(KEY_HELP);		break;
+				case 0x096: map_key_clear(KEY_TAPE);		break;
+				case 0x097: map_key_clear(KEY_TV2);		break;
+				case 0x098: map_key_clear(KEY_SAT);		break;
+
 				case 0x09c: map_key_clear(KEY_CHANNELUP);	break;
 				case 0x09d: map_key_clear(KEY_CHANNELDOWN);	break;
+				case 0x0a0: map_key_clear(KEY_VCR2);		break;
+
 				case 0x0b0: map_key_clear(KEY_PLAY);		break;
 				case 0x0b1: map_key_clear(KEY_PAUSE);		break;
 				case 0x0b2: map_key_clear(KEY_RECORD);		break;
···
 				case 0x0b6: map_key_clear(KEY_PREVIOUSSONG);	break;
 				case 0x0b7: map_key_clear(KEY_STOPCD);		break;
 				case 0x0b8: map_key_clear(KEY_EJECTCD);		break;
+
 				case 0x0cd: map_key_clear(KEY_PLAYPAUSE);	break;
 			        case 0x0e0: map_abs_clear(ABS_VOLUME);		break;
 				case 0x0e2: map_key_clear(KEY_MUTE);		break;
···
 				case 0x0e9: map_key_clear(KEY_VOLUMEUP);	break;
 				case 0x0ea: map_key_clear(KEY_VOLUMEDOWN);	break;
 				case 0x183: map_key_clear(KEY_CONFIG);		break;
+				case 0x184: map_key_clear(KEY_WORDPROCESSOR);	break;
+				case 0x185: map_key_clear(KEY_EDITOR);		break;
+				case 0x186: map_key_clear(KEY_SPREADSHEET);	break;
+				case 0x187: map_key_clear(KEY_GRAPHICSEDITOR);	break;
+				case 0x188: map_key_clear(KEY_PRESENTATION);	break;
+				case 0x189: map_key_clear(KEY_DATABASE);	break;
 				case 0x18a: map_key_clear(KEY_MAIL);		break;
+				case 0x18b: map_key_clear(KEY_NEWS);		break;
+				case 0x18c: map_key_clear(KEY_VOICEMAIL);	break;
+				case 0x18d: map_key_clear(KEY_ADDRESSBOOK);	break;
+				case 0x18e: map_key_clear(KEY_CALENDAR);	break;
+				case 0x191: map_key_clear(KEY_FINANCE);		break;
 				case 0x192: map_key_clear(KEY_CALC);		break;
 				case 0x194: map_key_clear(KEY_FILE);		break;
+				case 0x196: map_key_clear(KEY_WWW);		break;
+				case 0x19e: map_key_clear(KEY_COFFEE);		break;
+				case 0x1a6: map_key_clear(KEY_HELP);		break;
 				case 0x1a7: map_key_clear(KEY_DOCUMENTS);	break;
+				case 0x1bc: map_key_clear(KEY_MESSENGER);	break;
+				case 0x1bd: map_key_clear(KEY_INFO);		break;
 				case 0x201: map_key_clear(KEY_NEW);		break;
+				case 0x202: map_key_clear(KEY_OPEN);		break;
+				case 0x203: map_key_clear(KEY_CLOSE);		break;
+				case 0x204: map_key_clear(KEY_EXIT);		break;
 				case 0x207: map_key_clear(KEY_SAVE);		break;
 				case 0x208: map_key_clear(KEY_PRINT);		break;
 				case 0x209: map_key_clear(KEY_PROPS);		break;
···
 				case 0x226: map_key_clear(KEY_STOP);		break;
 				case 0x227: map_key_clear(KEY_REFRESH);		break;
 				case 0x22a: map_key_clear(KEY_BOOKMARKS);	break;
+				case 0x22d: map_key_clear(KEY_ZOOMIN);		break;
+				case 0x22e: map_key_clear(KEY_ZOOMOUT);		break;
+				case 0x22f: map_key_clear(KEY_ZOOMRESET);	break;
 				case 0x233: map_key_clear(KEY_SCROLLUP);	break;
 				case 0x234: map_key_clear(KEY_SCROLLDOWN);	break;
 				case 0x238: map_rel(REL_HWHEEL);		break;
+				case 0x25f: map_key_clear(KEY_CANCEL);		break;
 				case 0x279: map_key_clear(KEY_REDO);		break;
+
 				case 0x289: map_key_clear(KEY_REPLY);		break;
 				case 0x28b: map_key_clear(KEY_FORWARDMAIL);	break;
 				case 0x28c: map_key_clear(KEY_SEND);		break;

drivers/infiniband/hw/mthca/mthca_main.c

···
 module_param(tune_pci, int, 0444);
 MODULE_PARM_DESC(tune_pci, "increase PCI burst from the default set by BIOS if nonzero");
 
-struct mutex mthca_device_mutex;
+DEFINE_MUTEX(mthca_device_mutex);
+
+#define MTHCA_DEFAULT_NUM_QP            (1 << 16)
+#define MTHCA_DEFAULT_RDB_PER_QP        (1 << 2)
+#define MTHCA_DEFAULT_NUM_CQ            (1 << 16)
+#define MTHCA_DEFAULT_NUM_MCG           (1 << 13)
+#define MTHCA_DEFAULT_NUM_MPT           (1 << 17)
+#define MTHCA_DEFAULT_NUM_MTT           (1 << 20)
+#define MTHCA_DEFAULT_NUM_UDAV          (1 << 15)
+#define MTHCA_DEFAULT_NUM_RESERVED_MTTS (1 << 18)
+#define MTHCA_DEFAULT_NUM_UARC_SIZE     (1 << 18)
+
+static struct mthca_profile hca_profile = {
+	.num_qp             = MTHCA_DEFAULT_NUM_QP,
+	.rdb_per_qp         = MTHCA_DEFAULT_RDB_PER_QP,
+	.num_cq             = MTHCA_DEFAULT_NUM_CQ,
+	.num_mcg            = MTHCA_DEFAULT_NUM_MCG,
+	.num_mpt            = MTHCA_DEFAULT_NUM_MPT,
+	.num_mtt            = MTHCA_DEFAULT_NUM_MTT,
+	.num_udav           = MTHCA_DEFAULT_NUM_UDAV,          /* Tavor only */
+	.fmr_reserved_mtts  = MTHCA_DEFAULT_NUM_RESERVED_MTTS, /* Tavor only */
+	.uarc_size          = MTHCA_DEFAULT_NUM_UARC_SIZE,     /* Arbel only */
+};
+
+module_param_named(num_qp, hca_profile.num_qp, int, 0444);
+MODULE_PARM_DESC(num_qp, "maximum number of QPs per HCA");
+
+module_param_named(rdb_per_qp, hca_profile.rdb_per_qp, int, 0444);
+MODULE_PARM_DESC(rdb_per_qp, "number of RDB buffers per QP");
+
+module_param_named(num_cq, hca_profile.num_cq, int, 0444);
+MODULE_PARM_DESC(num_cq, "maximum number of CQs per HCA");
+
+module_param_named(num_mcg, hca_profile.num_mcg, int, 0444);
+MODULE_PARM_DESC(num_mcg, "maximum number of multicast groups per HCA");
+
+module_param_named(num_mpt, hca_profile.num_mpt, int, 0444);
+MODULE_PARM_DESC(num_mpt,
+		"maximum number of memory protection table entries per HCA");
+
+module_param_named(num_mtt, hca_profile.num_mtt, int, 0444);
+MODULE_PARM_DESC(num_mtt,
+		 "maximum number of memory translation table segments per HCA");
+
+module_param_named(num_udav, hca_profile.num_udav, int, 0444);
+MODULE_PARM_DESC(num_udav, "maximum number of UD address vectors per HCA");
+
+module_param_named(fmr_reserved_mtts, hca_profile.fmr_reserved_mtts, int, 0444);
+MODULE_PARM_DESC(fmr_reserved_mtts,
+		 "number of memory translation table segments reserved for FMR");
 
 static const char mthca_version[] __devinitdata =
 	DRV_NAME ": Mellanox InfiniBand HCA driver v"
 	DRV_VERSION " (" DRV_RELDATE ")\n";
-
-static struct mthca_profile default_profile = {
-	.num_qp		   = 1 << 16,
-	.rdb_per_qp	   = 4,
-	.num_cq		   = 1 << 16,
-	.num_mcg	   = 1 << 13,
-	.num_mpt	   = 1 << 17,
-	.num_mtt	   = 1 << 20,
-	.num_udav	   = 1 << 15,	/* Tavor only */
-	.fmr_reserved_mtts = 1 << 18,	/* Tavor only */
-	.uarc_size	   = 1 << 18,	/* Arbel only */
-};
 
 static int mthca_tune_pci(struct mthca_dev *mdev)
 {
···
 		goto err_disable;
 	}
 
-	profile = default_profile;
+	profile = hca_profile;
 	profile.num_uar   = dev_lim.uar_size / PAGE_SIZE;
 	profile.uarc_size = 0;
 	if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
···
 		goto err_stop_fw;
 	}
 
-	profile = default_profile;
+	profile = hca_profile;
 	profile.num_uar  = dev_lim.uar_size / PAGE_SIZE;
 	profile.num_udav = 0;
 	if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
···
 	.remove		= __devexit_p(mthca_remove_one)
 };
 
+static void __init __mthca_check_profile_val(const char *name, int *pval,
+					     int pval_default)
+{
+	/* value must be positive and power of 2 */
+	int old_pval = *pval;
+
+	if (old_pval <= 0)
+		*pval = pval_default;
+	else
+		*pval = roundup_pow_of_two(old_pval);
+
+	if (old_pval != *pval) {
+		printk(KERN_WARNING PFX "Invalid value %d for %s in module parameter.\n",
+		       old_pval, name);
+		printk(KERN_WARNING PFX "Corrected %s to %d.\n", name, *pval);
+	}
+}
+
+#define mthca_check_profile_val(name, default)				\
+	__mthca_check_profile_val(#name, &hca_profile.name, default)
+
+static void __init mthca_validate_profile(void)
+{
+	mthca_check_profile_val(num_qp,            MTHCA_DEFAULT_NUM_QP);
+	mthca_check_profile_val(rdb_per_qp,        MTHCA_DEFAULT_RDB_PER_QP);
+	mthca_check_profile_val(num_cq,            MTHCA_DEFAULT_NUM_CQ);
+	mthca_check_profile_val(num_mcg, 	   MTHCA_DEFAULT_NUM_MCG);
+	mthca_check_profile_val(num_mpt, 	   MTHCA_DEFAULT_NUM_MPT);
+	mthca_check_profile_val(num_mtt, 	   MTHCA_DEFAULT_NUM_MTT);
+	mthca_check_profile_val(num_udav,          MTHCA_DEFAULT_NUM_UDAV);
+	mthca_check_profile_val(fmr_reserved_mtts, MTHCA_DEFAULT_NUM_RESERVED_MTTS);
+
+	if (hca_profile.fmr_reserved_mtts >= hca_profile.num_mtt) {
+		printk(KERN_WARNING PFX "Invalid fmr_reserved_mtts module parameter %d.\n",
+		       hca_profile.fmr_reserved_mtts);
+		printk(KERN_WARNING PFX "(Must be smaller than num_mtt %d)\n",
+		       hca_profile.num_mtt);
+		hca_profile.fmr_reserved_mtts = hca_profile.num_mtt / 2;
+		printk(KERN_WARNING PFX "Corrected fmr_reserved_mtts to %d.\n",
+		       hca_profile.fmr_reserved_mtts);
+	}
+}
+
 static int __init mthca_init(void)
 {
 	int ret;
 
-	mutex_init(&mthca_device_mutex);
+	mthca_validate_profile();
+
 	ret = mthca_catas_init();
 	if (ret)
 		return ret;

drivers/infiniband/ulp/srp/ib_srp.c

···
 	 */
 	srp_dev->fmr_page_shift = max(9, ffs(dev_attr->page_size_cap) - 1);
 	srp_dev->fmr_page_size  = 1 << srp_dev->fmr_page_shift;
-	srp_dev->fmr_page_mask  = ~((unsigned long) srp_dev->fmr_page_size - 1);
+	srp_dev->fmr_page_mask  = ~((u64) srp_dev->fmr_page_size - 1);
 
 	INIT_LIST_HEAD(&srp_dev->dev_list);
 

drivers/infiniband/ulp/srp/ib_srp.h

···
 	struct ib_fmr_pool     *fmr_pool;
 	int			fmr_page_shift;
 	int			fmr_page_size;
-	unsigned long		fmr_page_mask;
+	u64			fmr_page_mask;
 };
 
 struct srp_host {

drivers/input/keyboard/amikbd.c

···
 
 static int __init amikbd_init(void)
 {
-	int i, j;
+	int i, j, err;
 
 	if (!AMIGAHW_PRESENT(AMI_KEYBOARD))
 		return -ENODEV;

drivers/input/keyboard/sunkbd.c

···
 static void sunkbd_enable(struct sunkbd *sunkbd, int enable)
 {
 	serio_pause_rx(sunkbd->serio);
-	sunkbd->enabled = 1;
+	sunkbd->enabled = enable;
 	serio_continue_rx(sunkbd->serio);
 }
 

drivers/net/bnx2.c

···
 
 #define DRV_MODULE_NAME		"bnx2"
 #define PFX DRV_MODULE_NAME	": "
-#define DRV_MODULE_VERSION	"1.5.1"
-#define DRV_MODULE_RELDATE	"November 15, 2006"
+#define DRV_MODULE_VERSION	"1.5.2"
+#define DRV_MODULE_RELDATE	"December 13, 2006"
 
 #define RUN_AT(x) (jiffies + (x))
 
···
 	u32 diff;
 
 	smp_mb();
-	diff = TX_RING_IDX(bp->tx_prod) - TX_RING_IDX(bp->tx_cons);
-	if (diff > MAX_TX_DESC_CNT)
-		diff = (diff & MAX_TX_DESC_CNT) - 1;
+
+	/* The ring uses 256 indices for 255 entries, one of them
+	 * needs to be skipped.
+	 */
+	diff = bp->tx_prod - bp->tx_cons;
+	if (unlikely(diff >= TX_DESC_CNT)) {
+		diff &= 0xffff;
+		if (diff == TX_DESC_CNT)
+			diff = MAX_TX_DESC_CNT;
+	}
 	return (bp->tx_ring_size - diff);
 }
 
···
 
 	if ((align_start = (offset32 & 3))) {
 		offset32 &= ~3;
-		len32 += align_start;
+		len32 += (4 - align_start);
 		if ((rc = bnx2_nvram_read(bp, offset32, start, 4)))
 			return rc;
 	}
···
 
 	if (align_start || align_end) {
 		buf = kmalloc(len32, GFP_KERNEL);
-		if (buf == 0)
+		if (buf == NULL)
 			return -ENOMEM;
 		if (align_start) {
 			memcpy(buf, start, 4);
···
 	if (!skb)
 		return -ENOMEM;
 	packet = skb_put(skb, pkt_size);
-	memcpy(packet, bp->mac_addr, 6);
+	memcpy(packet, bp->dev->dev_addr, 6);
 	memset(packet + 6, 0x0, 8);
 	for (i = 14; i < pkt_size; i++)
 		packet[i] = (unsigned char) (i & 0xff);

drivers/net/tg3.c

···
 
 #define DRV_MODULE_NAME		"tg3"
 #define PFX DRV_MODULE_NAME	": "
-#define DRV_MODULE_VERSION	"3.70"
-#define DRV_MODULE_RELDATE	"December 1, 2006"
+#define DRV_MODULE_VERSION	"3.71"
+#define DRV_MODULE_RELDATE	"December 15, 2006"
 
 #define TG3_DEF_MAC_MODE	0
 #define TG3_DEF_RX_MODE		0
···
 	u32 phy_status;
 	int err;
 
+	if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
+		u32 val;
+
+		val = tr32(GRC_MISC_CFG);
+		tw32_f(GRC_MISC_CFG, val & ~GRC_MISC_CFG_EPHY_IDDQ);
+		udelay(40);
+	}
 	err  = tg3_readphy(tp, MII_BMSR, &phy_status);
 	err |= tg3_readphy(tp, MII_BMSR, &phy_status);
 	if (err != 0)
···
 	if (tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)
 		return;
 
-	if (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5906) {
+	if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
+		u32 val;
+
+		tg3_bmcr_reset(tp);
+		val = tr32(GRC_MISC_CFG);
+		tw32_f(GRC_MISC_CFG, val | GRC_MISC_CFG_EPHY_IDDQ);
+		udelay(40);
+		return;
+	} else {
 		tg3_writephy(tp, MII_TG3_EXT_CTRL,
 			     MII_TG3_EXT_CTRL_FORCE_LED_OFF);
 		tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x01b2);
···
  */
 static int tg3_alloc_consistent(struct tg3 *tp)
 {
-	tp->rx_std_buffers = kmalloc((sizeof(struct ring_info) *
+	tp->rx_std_buffers = kzalloc((sizeof(struct ring_info) *
 				      (TG3_RX_RING_SIZE +
 				       TG3_RX_JUMBO_RING_SIZE)) +
 				     (sizeof(struct tx_ring_info) *
···
 				     GFP_KERNEL);
 	if (!tp->rx_std_buffers)
 		return -ENOMEM;
-
-	memset(tp->rx_std_buffers, 0,
-	       (sizeof(struct ring_info) *
-		(TG3_RX_RING_SIZE +
-		 TG3_RX_JUMBO_RING_SIZE)) +
-	       (sizeof(struct tx_ring_info) *
-		TG3_TX_RING_SIZE));
 
 	tp->rx_jumbo_buffers = &tp->rx_std_buffers[TG3_RX_RING_SIZE];
 	tp->tx_buffers = (struct tx_ring_info *)
···
 	struct tg3 *tp = netdev_priv(dev);
 	int err;
 
+	netif_carrier_off(tp->dev);
+
 	tg3_full_lock(tp, 0);
 
 	err = tg3_set_power_state(tp, PCI_D0);
···
 		tp->link_config.speed = cmd->speed;
 		tp->link_config.duplex = cmd->duplex;
   	}
+
+	tp->link_config.orig_speed = tp->link_config.speed;
+	tp->link_config.orig_duplex = tp->link_config.duplex;
+	tp->link_config.orig_autoneg = tp->link_config.autoneg;
 
 	if (netif_running(dev))
 		tg3_setup_phy(tp, 1);
···
 	 */
 	pci_save_state(tp->pdev);
 
+	pci_set_drvdata(pdev, dev);
+
 	err = register_netdev(dev);
 	if (err) {
 		printk(KERN_ERR PFX "Cannot register net device, "
 		       "aborting.\n");
 		goto err_out_iounmap;
 	}
-
-	pci_set_drvdata(pdev, dev);
 
 	printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (%s) %s Ethernet ",
 	       dev->name,
···
 	       dev->name, tp->dma_rwctrl,
 	       (pdev->dma_mask == DMA_32BIT_MASK) ? 32 :
 	        (((u64) pdev->dma_mask == DMA_40BIT_MASK) ? 40 : 64));
-
-	netif_carrier_off(tp->dev);
 
 	return 0;
 

drivers/net/tg3.h

···
 #define  GRC_MISC_CFG_BOARD_ID_5788	0x00010000
 #define  GRC_MISC_CFG_BOARD_ID_5788M	0x00018000
 #define  GRC_MISC_CFG_BOARD_ID_AC91002A1 0x00018000
+#define  GRC_MISC_CFG_EPHY_IDDQ		0x00200000
 #define  GRC_MISC_CFG_KEEP_GPHY_POWER	0x04000000
 #define GRC_LOCAL_CTRL			0x00006808
 #define  GRC_LCLCTRL_INT_ACTIVE		0x00000001

drivers/s390/char/sclp_cpi.c

···
 	.send_mask = EvTyp_CtlProgIdent_Mask
 };
 
+MODULE_LICENSE("GPL");
+
 MODULE_AUTHOR(
 	"Martin Peschke, IBM Deutschland Entwicklung GmbH "
 	"<[e-mail]>");

drivers/s390/cio/cio.c

···
 	return -EBUSY;
 }
 
+static int pgm_check_occured;
+
+static void cio_reset_pgm_check_handler(void)
+{
+	pgm_check_occured = 1;
+}
+
+static int stsch_reset(struct subchannel_id schid, volatile struct schib *addr)
+{
+	int rc;
+
+	pgm_check_occured = 0;
+	s390_reset_pgm_handler = cio_reset_pgm_check_handler;
+	rc = stsch(schid, addr);
+	s390_reset_pgm_handler = NULL;
+	if (pgm_check_occured)
+		return -EIO;
+	else
+		return rc;
+}
+
 static int __shutdown_subchannel_easy(struct subchannel_id schid, void *data)
 {
 	struct schib schib;
 
-	if (stsch_err(schid, &schib))
+	if (stsch_reset(schid, &schib))
 		return -ENXIO;
 	if (!schib.pmcw.ena)
 		return 0;
···
 	struct schib schib;
 	struct sch_match_id *match_id = data;
 
-	if (stsch_err(schid, &schib))
+	if (stsch_reset(schid, &schib))
 		return -ENXIO;
 	if (schib.pmcw.dnv &&
 	    (schib.pmcw.dev == match_id->devid.devno) &&

drivers/s390/cio/css.c

···
 	sch->dev.release = &css_subchannel_release;
 	sch->dev.groups = subch_attr_groups;
 
+	css_get_ssd_info(sch);
+
 	/* make it known to the system */
 	ret = css_sch_device_register(sch);
 	if (ret) {
···
 			__func__, sch->dev.bus_id);
 		return ret;
 	}
-	css_get_ssd_info(sch);
 	return ret;
 }
 

drivers/s390/cio/qdio.c

···
 
 	if (q->is_iqdio_q) {
 		/* 
-		 * for asynchronous queues, we better check, if the fill
-		 * level is too high. for synchronous queues, the fill
-		 * level will never be that high. 
+		 * for asynchronous queues, we better check, if the sent
+		 * buffer is already switched from PRIMED to EMPTY.
 		 */
-		if (atomic_read(&q->number_of_buffers_used)>
-		    IQDIO_FILL_LEVEL_TO_POLL)
+		if ((q->queue_type == QDIO_IQDIO_QFMT_ASYNCH) &&
+		    !qdio_is_outbound_q_done(q))
 			qdio_mark_q(q);
 
 	} else if (!q->hydra_gives_outbound_pcis)
···
 			q->sbal[j]=*(outbound_sbals_array++);
 
                 q->queue_type=q_format;
+		if ((q->queue_type == QDIO_IQDIO_QFMT) &&
+		    (no_output_qs > 1) &&
+		    (i == no_output_qs-1))
+			q->queue_type = QDIO_IQDIO_QFMT_ASYNCH;
 		q->int_parm=int_parm;
 		q->is_input_q=0;
 		q->schid = irq_ptr->schid;

drivers/s390/crypto/ap_bus.c

···
 	mutex_unlock(&ap_poll_thread_mutex);
 }
 
-static void ap_reset(void)
+static void ap_reset_domain(void)
+{
+	int i;
+
+	for (i = 0; i < AP_DEVICES; i++)
+		ap_reset_queue(AP_MKQID(i, ap_domain_index));
+}
+
+static void ap_reset_all(void)
 {
 	int i, j;
 
···
 }
 
 static struct reset_call ap_reset_call = {
-	.fn = ap_reset,
+	.fn = ap_reset_all,
 };
 
 /**
···
 	int i;
 	struct device *dev;
 
+	ap_reset_domain();
 	ap_poll_thread_stop();
 	del_timer_sync(&ap_config_timer);
 	del_timer_sync(&ap_poll_timer);
 	destroy_workqueue(ap_work_queue);
+	tasklet_kill(&ap_tasklet);
 	s390_root_dev_unregister(ap_root_device);
 	while ((dev = bus_find_device(&ap_bus_type, NULL, NULL,
 		    __ap_match_all)))

drivers/scsi/sun3_NCR5380.c

···
 	(struct NCR5380_hostdata *)(in)->hostdata
 #define	HOSTDATA(in) ((struct NCR5380_hostdata *)(in)->hostdata)
 
-#define	NEXT(cmd)	((struct scsi_cmnd *)((cmd)->host_scribble))
+#define	NEXT(cmd)	(*(struct scsi_cmnd **)&((cmd)->host_scribble))
 #define	NEXTADDR(cmd)	((struct scsi_cmnd **)&((cmd)->host_scribble))
 
 #define	HOSTNO		instance->host_no
···
 #include <linux/interrupt.h>
 
 static volatile int main_running = 0;
-static DECLARE_WORK(NCR5380_tqueue, (void (*)(void*))NCR5380_main, NULL);
+static DECLARE_WORK(NCR5380_tqueue, NCR5380_main);
 
 static __inline__ void queue_main(void)
 {
···
  *  reenable them.  This prevents reentrancy and kernel stack overflow.
  */ 	
     
-static void NCR5380_main (void *bl)
+static void NCR5380_main (struct work_struct *bl)
 {
     struct scsi_cmnd *tmp, *prev;
     struct Scsi_Host *instance = first_instance;

drivers/usb/input/Kconfig

···
 config USB_HID
 	tristate "USB Human Interface Device (full HID) support"
 	default y
-	depends on USB && HID
+	depends on USB
+	select HID
 	---help---
 	  Say Y here if you want full HID support to connect USB keyboards,
 	  mice, joysticks, graphic tablets, or any other HID based devices

include/asm-generic/vmlinux.lds.h

···
 		*(__ksymtab_strings)					\
 	}								\
 									\
-	EH_FRAME							\
-									\
 	/* Built-in module parameters. */				\
 	__param : AT(ADDR(__param) - LOAD_OFFSET) {			\
 		VMLINUX_SYMBOL(__start___param) = .;			\
···
 		VMLINUX_SYMBOL(__kprobes_text_start) = .;		\
 		*(.kprobes.text)					\
 		VMLINUX_SYMBOL(__kprobes_text_end) = .;
-
-#ifdef CONFIG_STACK_UNWIND
-#define EH_FRAME							\
-		/* Unwind data binary search table */			\
-		. = ALIGN(8);						\
-        	.eh_frame_hdr : AT(ADDR(.eh_frame_hdr) - LOAD_OFFSET) {	\
-			VMLINUX_SYMBOL(__start_unwind_hdr) = .;		\
-			*(.eh_frame_hdr)				\
-			VMLINUX_SYMBOL(__end_unwind_hdr) = .;		\
-		}							\
-		/* Unwind data */					\
-		. = ALIGN(8);						\
-		.eh_frame : AT(ADDR(.eh_frame) - LOAD_OFFSET) {		\
-			VMLINUX_SYMBOL(__start_unwind) = .;		\
-		  	*(.eh_frame)					\
-			VMLINUX_SYMBOL(__end_unwind) = .;		\
-		}
-#else
-#define EH_FRAME
-#endif
 
 		/* DWARF debug sections.
 		Symbols in the DWARF debugging sections are relative to

include/asm-i386/unwind.h

···
 #ifndef _ASM_I386_UNWIND_H
 #define _ASM_I386_UNWIND_H
 
-/*
- * Copyright (C) 2002-2006 Novell, Inc.
- *	Jan Beulich <[e-mail]>
- * This code is released under version 2 of the GNU GPL.
- */
-
-#ifdef CONFIG_STACK_UNWIND
-
-#include <linux/sched.h>
-#include <asm/fixmap.h>
-#include <asm/ptrace.h>
-#include <asm/uaccess.h>
-
-struct unwind_frame_info
-{
-	struct pt_regs regs;
-	struct task_struct *task;
-	unsigned call_frame:1;
-};
-
-#define UNW_PC(frame)        (frame)->regs.eip
-#define UNW_SP(frame)        (frame)->regs.esp
-#ifdef CONFIG_FRAME_POINTER
-#define UNW_FP(frame)        (frame)->regs.ebp
-#define FRAME_RETADDR_OFFSET 4
-#define FRAME_LINK_OFFSET    0
-#define STACK_BOTTOM(tsk)    STACK_LIMIT((tsk)->thread.esp0)
-#define STACK_TOP(tsk)       ((tsk)->thread.esp0)
-#else
-#define UNW_FP(frame) ((void)(frame), 0)
-#endif
-#define STACK_LIMIT(ptr)     (((ptr) - 1) & ~(THREAD_SIZE - 1))
-
-#define UNW_REGISTER_INFO \
-	PTREGS_INFO(eax), \
-	PTREGS_INFO(ecx), \
-	PTREGS_INFO(edx), \
-	PTREGS_INFO(ebx), \
-	PTREGS_INFO(esp), \
-	PTREGS_INFO(ebp), \
-	PTREGS_INFO(esi), \
-	PTREGS_INFO(edi), \
-	PTREGS_INFO(eip)
-
-#define UNW_DEFAULT_RA(raItem, dataAlign) \
-	((raItem).where == Memory && \
-	 !((raItem).value * (dataAlign) + 4))
-
-static inline void arch_unw_init_frame_info(struct unwind_frame_info *info,
-                                            /*const*/ struct pt_regs *regs)
-{
-	if (user_mode_vm(regs))
-		info->regs = *regs;
-	else {
-		memcpy(&info->regs, regs, offsetof(struct pt_regs, esp));
-		info->regs.esp = (unsigned long)&regs->esp;
-		info->regs.xss = __KERNEL_DS;
-	}
-}
-
-static inline void arch_unw_init_blocked(struct unwind_frame_info *info)
-{
-	memset(&info->regs, 0, sizeof(info->regs));
-	info->regs.eip = info->task->thread.eip;
-	info->regs.xcs = __KERNEL_CS;
-	__get_user(info->regs.ebp, (long *)info->task->thread.esp);
-	info->regs.esp = info->task->thread.esp;
-	info->regs.xss = __KERNEL_DS;
-	info->regs.xds = __USER_DS;
-	info->regs.xes = __USER_DS;
-	info->regs.xgs = __KERNEL_PDA;
-}
-
-extern asmlinkage int arch_unwind_init_running(struct unwind_frame_info *,
-                                               asmlinkage int (*callback)(struct unwind_frame_info *,
-                                                                          void *arg),
-                                               void *arg);
-
-static inline int arch_unw_user_mode(/*const*/ struct unwind_frame_info *info)
-{
-	return user_mode_vm(&info->regs)
-	       || info->regs.eip < PAGE_OFFSET
-	       || (info->regs.eip >= __fix_to_virt(FIX_VDSO)
-	           && info->regs.eip < __fix_to_virt(FIX_VDSO) + PAGE_SIZE)
-	       || info->regs.esp < PAGE_OFFSET;
-}
-
-#else
-
 #define UNW_PC(frame) ((void)(frame), 0)
 #define UNW_SP(frame) ((void)(frame), 0)
 #define UNW_FP(frame) ((void)(frame), 0)
···
 {
 	return 0;
 }
-
-#endif
 
 #endif /* _ASM_I386_UNWIND_H */

include/asm-s390/qdio.h

···
 #define QDIO_QETH_QFMT 0
 #define QDIO_ZFCP_QFMT 1
 #define QDIO_IQDIO_QFMT 2
+#define QDIO_IQDIO_QFMT_ASYNCH 3
 
 struct qdio_buffer_element{
 	unsigned int flags;

include/asm-s390/reset.h

···
 extern void unregister_reset_call(struct reset_call *reset);
 extern void s390_reset_system(void);
 extern void (*s390_reset_mcck_handler)(void);
+extern void (*s390_reset_pgm_handler)(void);
 
 #endif /* _ASM_S390_RESET_H */

include/asm-sparc/bitops.h

···
 
 #ifdef __KERNEL__
 
+extern unsigned long ___set_bit(unsigned long *addr, unsigned long mask);
+extern unsigned long ___clear_bit(unsigned long *addr, unsigned long mask);
+extern unsigned long ___change_bit(unsigned long *addr, unsigned long mask);
+
 /*
  * Set bit 'nr' in 32-bit quantity at address 'addr' where bit '0'
  * is in the highest of the four bytes and bit '31' is the high bit
···
  */
 static inline int test_and_set_bit(unsigned long nr, volatile unsigned long *addr)
 {
-	register unsigned long mask asm("g2");
-	register unsigned long *ADDR asm("g1");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g5");
-	register int tmp4 asm("g7");
+	unsigned long *ADDR, mask;
 
 	ADDR = ((unsigned long *) addr) + (nr >> 5);
 	mask = 1 << (nr & 31);
 
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___set_bit\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (mask), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3), "=r" (tmp4)
-	: "0" (mask), "r" (ADDR)
-	: "memory", "cc");
-
-	return mask != 0;
+	return ___set_bit(ADDR, mask) != 0;
 }
 
 static inline void set_bit(unsigned long nr, volatile unsigned long *addr)
 {
-	register unsigned long mask asm("g2");
-	register unsigned long *ADDR asm("g1");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g5");
-	register int tmp4 asm("g7");
+	unsigned long *ADDR, mask;
 
 	ADDR = ((unsigned long *) addr) + (nr >> 5);
 	mask = 1 << (nr & 31);
 
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___set_bit\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (mask), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3), "=r" (tmp4)
-	: "0" (mask), "r" (ADDR)
-	: "memory", "cc");
+	(void) ___set_bit(ADDR, mask);
 }
 
 static inline int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr)
 {
-	register unsigned long mask asm("g2");
-	register unsigned long *ADDR asm("g1");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g5");
-	register int tmp4 asm("g7");
+	unsigned long *ADDR, mask;
 
 	ADDR = ((unsigned long *) addr) + (nr >> 5);
 	mask = 1 << (nr & 31);
 
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___clear_bit\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (mask), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3), "=r" (tmp4)
-	: "0" (mask), "r" (ADDR)
-	: "memory", "cc");
-
-	return mask != 0;
+	return ___clear_bit(ADDR, mask) != 0;
 }
 
 static inline void clear_bit(unsigned long nr, volatile unsigned long *addr)
 {
-	register unsigned long mask asm("g2");
-	register unsigned long *ADDR asm("g1");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g5");
-	register int tmp4 asm("g7");
+	unsigned long *ADDR, mask;
 
 	ADDR = ((unsigned long *) addr) + (nr >> 5);
 	mask = 1 << (nr & 31);
 
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___clear_bit\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (mask), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3), "=r" (tmp4)
-	: "0" (mask), "r" (ADDR)
-	: "memory", "cc");
+	(void) ___clear_bit(ADDR, mask);
 }
 
 static inline int test_and_change_bit(unsigned long nr, volatile unsigned long *addr)
 {
-	register unsigned long mask asm("g2");
-	register unsigned long *ADDR asm("g1");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g5");
-	register int tmp4 asm("g7");
+	unsigned long *ADDR, mask;
 
 	ADDR = ((unsigned long *) addr) + (nr >> 5);
 	mask = 1 << (nr & 31);
 
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___change_bit\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (mask), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3), "=r" (tmp4)
-	: "0" (mask), "r" (ADDR)
-	: "memory", "cc");
-
-	return mask != 0;
+	return ___change_bit(ADDR, mask) != 0;
 }
 
 static inline void change_bit(unsigned long nr, volatile unsigned long *addr)
 {
-	register unsigned long mask asm("g2");
-	register unsigned long *ADDR asm("g1");
-	register int tmp1 asm("g3");
-	register int tmp2 asm("g4");
-	register int tmp3 asm("g5");
-	register int tmp4 asm("g7");
+	unsigned long *ADDR, mask;
 
 	ADDR = ((unsigned long *) addr) + (nr >> 5);
 	mask = 1 << (nr & 31);
 
-	__asm__ __volatile__(
-	"mov	%%o7, %%g4\n\t"
-	"call	___change_bit\n\t"
-	" add	%%o7, 8, %%o7\n"
-	: "=&r" (mask), "=r" (tmp1), "=r" (tmp2), "=r" (tmp3), "=r" (tmp4)
-	: "0" (mask), "r" (ADDR)
-	: "memory", "cc");
+	(void) ___change_bit(ADDR, mask);
 }
 
 #include <asm-generic/bitops/non-atomic.h>

include/asm-sparc64/hw_irq.h

···
 #ifndef __ASM_SPARC64_HW_IRQ_H
 #define __ASM_SPARC64_HW_IRQ_H
 
-extern void hw_resend_irq(struct hw_interrupt_type *handler, unsigned int virt_irq);
-
 #endif

include/asm-sparc64/percpu.h

···
 
 #ifdef CONFIG_SMP
 
+#ifdef CONFIG_MODULES
+# define PERCPU_MODULE_RESERVE 8192
+#else
+# define PERCPU_MODULE_RESERVE 0
+#endif
+
+#define PERCPU_ENOUGH_ROOM \
+	(ALIGN(__per_cpu_end - __per_cpu_start, SMP_CACHE_BYTES) + \
+	 PERCPU_MODULE_RESERVE)
+
 extern void setup_per_cpu_areas(void);
 
 extern unsigned long __per_cpu_base;

include/asm-x86_64/unwind.h

···
 #ifndef _ASM_X86_64_UNWIND_H
 #define _ASM_X86_64_UNWIND_H
 
-/*
- * Copyright (C) 2002-2006 Novell, Inc.
- *	Jan Beulich <[e-mail]>
- * This code is released under version 2 of the GNU GPL.
- */
-
-#ifdef CONFIG_STACK_UNWIND
-
-#include <linux/sched.h>
-#include <asm/ptrace.h>
-#include <asm/uaccess.h>
-#include <asm/vsyscall.h>
-
-struct unwind_frame_info
-{
-	struct pt_regs regs;
-	struct task_struct *task;
-	unsigned call_frame:1;
-};
-
-#define UNW_PC(frame)        (frame)->regs.rip
-#define UNW_SP(frame)        (frame)->regs.rsp
-#ifdef CONFIG_FRAME_POINTER
-#define UNW_FP(frame)        (frame)->regs.rbp
-#define FRAME_RETADDR_OFFSET 8
-#define FRAME_LINK_OFFSET    0
-#define STACK_BOTTOM(tsk)    (((tsk)->thread.rsp0 - 1) & ~(THREAD_SIZE - 1))
-#define STACK_TOP(tsk)       ((tsk)->thread.rsp0)
-#endif
-/* Might need to account for the special exception and interrupt handling
-   stacks here, since normally
-	EXCEPTION_STACK_ORDER < THREAD_ORDER < IRQSTACK_ORDER,
-   but the construct is needed only for getting across the stack switch to
-   the interrupt stack - thus considering the IRQ stack itself is unnecessary,
-   and the overhead of comparing against all exception handling stacks seems
-   not desirable. */
-#define STACK_LIMIT(ptr)     (((ptr) - 1) & ~(THREAD_SIZE - 1))
-
-#define UNW_REGISTER_INFO \
-	PTREGS_INFO(rax), \
-	PTREGS_INFO(rdx), \
-	PTREGS_INFO(rcx), \
-	PTREGS_INFO(rbx), \
-	PTREGS_INFO(rsi), \
-	PTREGS_INFO(rdi), \
-	PTREGS_INFO(rbp), \
-	PTREGS_INFO(rsp), \
-	PTREGS_INFO(r8), \
-	PTREGS_INFO(r9), \
-	PTREGS_INFO(r10), \
-	PTREGS_INFO(r11), \
-	PTREGS_INFO(r12), \
-	PTREGS_INFO(r13), \
-	PTREGS_INFO(r14), \
-	PTREGS_INFO(r15), \
-	PTREGS_INFO(rip)
-
-#define UNW_DEFAULT_RA(raItem, dataAlign) \
-	((raItem).where == Memory && \
-	 !((raItem).value * (dataAlign) + 8))
-
-static inline void arch_unw_init_frame_info(struct unwind_frame_info *info,
-                                            /*const*/ struct pt_regs *regs)
-{
-	info->regs = *regs;
-}
-
-static inline void arch_unw_init_blocked(struct unwind_frame_info *info)
-{
-	extern const char thread_return[];
-
-	memset(&info->regs, 0, sizeof(info->regs));
-	info->regs.rip = (unsigned long)thread_return;
-	info->regs.cs = __KERNEL_CS;
-	__get_user(info->regs.rbp, (unsigned long *)info->task->thread.rsp);
-	info->regs.rsp = info->task->thread.rsp;
-	info->regs.ss = __KERNEL_DS;
-}
-
-extern int arch_unwind_init_running(struct unwind_frame_info *,
-                                    int (*callback)(struct unwind_frame_info *,
-                                                    void *arg),
-                                    void *arg);
-
-static inline int arch_unw_user_mode(const struct unwind_frame_info *info)
-{
-	return user_mode(&info->regs)
-	       || (long)info->regs.rip >= 0
-	       || (info->regs.rip >= VSYSCALL_START && info->regs.rip < VSYSCALL_END)
-	       || (long)info->regs.rsp >= 0;
-}
-
-#else
-
 #define UNW_PC(frame) ((void)(frame), 0UL)
 #define UNW_SP(frame) ((void)(frame), 0UL)
 
···
 {
 	return 0;
 }
-
-#endif
 
 #endif /* _ASM_X86_64_UNWIND_H */

include/linux/connector.h

···
 struct cn_callback_entry {
 	struct list_head callback_entry;
 	struct cn_callback *cb;
-	struct delayed_work work;
+	struct work_struct work;
 	struct cn_queue_dev *pdev;
 
 	struct cn_callback_id id;

include/linux/input.h

···
 #define KEY_DIGITS		0x19d
 #define KEY_TEEN		0x19e
 #define KEY_TWEN		0x19f
+#define KEY_VIDEOPHONE		0x1a0
+#define KEY_GAMES		0x1a1
+#define KEY_ZOOMIN		0x1a2
+#define KEY_ZOOMOUT		0x1a3
+#define KEY_ZOOMRESET		0x1a4
+#define KEY_WORDPROCESSOR	0x1a5
+#define KEY_EDITOR		0x1a6
+#define KEY_SPREADSHEET		0x1a7
+#define KEY_GRAPHICSEDITOR	0x1a8
+#define KEY_PRESENTATION	0x1a9
+#define KEY_DATABASE		0x1aa
+#define KEY_NEWS		0x1ab
+#define KEY_VOICEMAIL		0x1ac
+#define KEY_ADDRESSBOOK		0x1ad
+#define KEY_MESSENGER		0x1ae
 
 #define KEY_DEL_EOL		0x1c0
 #define KEY_DEL_EOS		0x1c1

include/linux/unwind.h

···
 
 struct module;
 
-#ifdef CONFIG_STACK_UNWIND
-
-#include <asm/unwind.h>
-
-#ifndef ARCH_UNWIND_SECTION_NAME
-#define ARCH_UNWIND_SECTION_NAME ".eh_frame"
-#endif
-
-/*
- * Initialize unwind support.
- */
-extern void unwind_init(void);
-extern void unwind_setup(void);
-
-#ifdef CONFIG_MODULES
-
-extern void *unwind_add_table(struct module *,
-                              const void *table_start,
-                              unsigned long table_size);
-
-extern void unwind_remove_table(void *handle, int init_only);
-
-#endif
-
-extern int unwind_init_frame_info(struct unwind_frame_info *,
-                                  struct task_struct *,
-                                  /*const*/ struct pt_regs *);
-
-/*
- * Prepare to unwind a blocked task.
- */
-extern int unwind_init_blocked(struct unwind_frame_info *,
-                               struct task_struct *);
-
-/*
- * Prepare to unwind the currently running thread.
- */
-extern int unwind_init_running(struct unwind_frame_info *,
-                               asmlinkage int (*callback)(struct unwind_frame_info *,
-                                                          void *arg),
-                               void *arg);
-
-/*
- * Unwind to previous to frame.  Returns 0 if successful, negative
- * number in case of an error.
- */
-extern int unwind(struct unwind_frame_info *);
-
-/*
- * Unwind until the return pointer is in user-land (or until an error
- * occurs).  Returns 0 if successful, negative number in case of
- * error.
- */
-extern int unwind_to_user(struct unwind_frame_info *);
-
-#else
-
 struct unwind_frame_info {};
 
 static inline void unwind_init(void) {}
···
 	return NULL;
 }
 
-#endif
-
 static inline void unwind_remove_table(void *handle, int init_only)
 {
 }
+
+#endif
 
 static inline int unwind_init_frame_info(struct unwind_frame_info *info,
                                          struct task_struct *tsk,
···
 {
 	return -ENOSYS;
 }
-
-#endif
 
 #endif /* _LINUX_UNWIND_H */

include/linux/workqueue.h

···
 #include <linux/timer.h>
 #include <linux/linkage.h>
 #include <linux/bitops.h>
+#include <asm/atomic.h>
 
 struct workqueue_struct;
 
 struct work_struct;
 typedef void (*work_func_t)(struct work_struct *work);
 
+/*
+ * The first word is the work queue pointer and the flags rolled into
+ * one
+ */
+#define work_data_bits(work) ((unsigned long *)(&(work)->data))
+
 struct work_struct {
-	/* the first word is the work queue pointer and the flags rolled into
-	 * one */
-	unsigned long management;
+	atomic_long_t data;
 #define WORK_STRUCT_PENDING 0		/* T if work item pending execution */
 #define WORK_STRUCT_NOAUTOREL 1		/* F if work item automatically released on exec */
 #define WORK_STRUCT_FLAG_MASK (3UL)
···
 	struct list_head entry;
 	work_func_t func;
 };
+
+#define WORK_DATA_INIT(autorelease) \
+	ATOMIC_LONG_INIT((autorelease) << WORK_STRUCT_NOAUTOREL)
 
 struct delayed_work {
 	struct work_struct work;
···
 };
 
 #define __WORK_INITIALIZER(n, f) {				\
-	.management = 0,					\
+	.data = WORK_DATA_INIT(0),				\
         .entry	= { &(n).entry, &(n).entry },			\
 	.func = (f),						\
 	}
 
 #define __WORK_INITIALIZER_NAR(n, f) {				\
-	.management = (1 << WORK_STRUCT_NOAUTOREL),		\
+	.data = WORK_DATA_INIT(1),				\
         .entry	= { &(n).entry, &(n).entry },			\
 	.func = (f),						\
 	}
···
 
 /*
  * initialize all of a work item in one go
+ *
+ * NOTE! No point in using "atomic_long_set()": useing a direct
+ * assignment of the work data initializer allows the compiler
+ * to generate better code.
  */
 #define INIT_WORK(_work, _func)					\
 	do {							\
-		(_work)->management = 0;			\
+		(_work)->data = (atomic_long_t) WORK_DATA_INIT(0);	\
 		INIT_LIST_HEAD(&(_work)->entry);		\
 		PREPARE_WORK((_work), (_func));			\
 	} while (0)
 
 #define INIT_WORK_NAR(_work, _func)					\
 	do {								\
-		(_work)->management = (1 << WORK_STRUCT_NOAUTOREL);	\
+		(_work)->data = (atomic_long_t) WORK_DATA_INIT(1);	\
 		INIT_LIST_HEAD(&(_work)->entry);			\
 		PREPARE_WORK((_work), (_func));				\
 	} while (0)
···
  * @work: The work item in question
  */
 #define work_pending(work) \
-	test_bit(WORK_STRUCT_PENDING, &(work)->management)
+	test_bit(WORK_STRUCT_PENDING, work_data_bits(work))
 
 /**
  * delayed_work_pending - Find out whether a delayable work item is currently
  * pending
  * @work: The work item in question
  */
-#define delayed_work_pending(work) \
-	test_bit(WORK_STRUCT_PENDING, &(work)->work.management)
+#define delayed_work_pending(w) \
+	work_pending(&(w)->work)
 
 /**
  * work_release - Release a work item under execution
···
  * This should also be used to release a delayed work item.
  */
 #define work_release(work) \
-	clear_bit(WORK_STRUCT_PENDING, &(work)->management)
+	clear_bit(WORK_STRUCT_PENDING, work_data_bits(work))
 
 
 extern struct workqueue_struct *__create_workqueue(const char *name,
···
 
 	ret = del_timer_sync(&work->timer);
 	if (ret)
-		clear_bit(WORK_STRUCT_PENDING, &work->work.management);
+		work_release(&work->work);
 	return ret;
 }
 

include/net/ax25.h

···
 extern ax25_cb *ax25_find_cb(ax25_address *, ax25_address *, ax25_digi *, struct net_device *);
 extern void ax25_send_to_raw(ax25_address *, struct sk_buff *, int);
 extern void ax25_destroy_socket(ax25_cb *);
-extern ax25_cb *ax25_create_cb(void);
+extern ax25_cb * __must_check ax25_create_cb(void);
 extern void ax25_fillin_cb(ax25_cb *, ax25_dev *);
 extern struct sock *ax25_make_new(struct sock *, struct ax25_dev *);
 
···
 extern void ax25_ds_idletimer_expiry(ax25_cb *);
 
 /* ax25_iface.c */
-extern int  ax25_protocol_register(unsigned int, int (*)(struct sk_buff *, ax25_cb *));
+
+struct ax25_protocol {
+	struct ax25_protocol *next;
+	unsigned int pid;
+	int (*func)(struct sk_buff *, ax25_cb *);
+};
+
+extern void ax25_register_pid(struct ax25_protocol *ap);
 extern void ax25_protocol_release(unsigned int);
-extern int  ax25_linkfail_register(void (*)(ax25_cb *, int));
-extern void ax25_linkfail_release(void (*)(ax25_cb *, int));
-extern int  ax25_listen_register(ax25_address *, struct net_device *);
+
+struct ax25_linkfail {
+	struct hlist_node lf_node;
+	void (*func)(ax25_cb *, int);
+};
+
+extern void ax25_linkfail_register(struct ax25_linkfail *lf);
+extern void ax25_linkfail_release(struct ax25_linkfail *lf);
+extern int __must_check ax25_listen_register(ax25_address *,
+	struct net_device *);
 extern void ax25_listen_release(ax25_address *, struct net_device *);
 extern int  (*ax25_protocol_function(unsigned int))(struct sk_buff *, ax25_cb *);
 extern int  ax25_listen_mine(ax25_address *, struct net_device *);
···
 /* ax25_uid.c */
 extern int  ax25_uid_policy;
 extern ax25_uid_assoc *ax25_findbyuid(uid_t);
-extern int  ax25_uid_ioctl(int, struct sockaddr_ax25 *);
+extern int __must_check ax25_uid_ioctl(int, struct sockaddr_ax25 *);
 extern struct file_operations ax25_uid_fops;
 extern void ax25_uid_free(void);
 

include/net/rose.h

···
 extern void rose_enquiry_response(struct sock *);
 
 /* rose_route.c */
-extern struct rose_neigh *rose_loopback_neigh;
+extern struct rose_neigh rose_loopback_neigh;
 extern struct file_operations rose_neigh_fops;
 extern struct file_operations rose_nodes_fops;
 extern struct file_operations rose_routes_fops;
 
-extern int  rose_add_loopback_neigh(void);
-extern int  rose_add_loopback_node(rose_address *);
+extern void rose_add_loopback_neigh(void);
+extern int __must_check rose_add_loopback_node(rose_address *);
 extern void rose_del_loopback_node(rose_address *);
 extern void rose_rt_device_down(struct net_device *);
 extern void rose_link_device_down(struct net_device *);

include/rdma/ib_verbs.h

···
 {
 	if (dev->dma_ops)
 		return dev->dma_ops->alloc_coherent(dev, size, dma_handle, flag);
-	return dma_alloc_coherent(dev->dma_device, size, dma_handle, flag);
+	else {
+		dma_addr_t handle;
+		void *ret;
+
+		ret = dma_alloc_coherent(dev->dma_device, size, &handle, flag);
+		*dma_handle = handle;
+		return ret;
+	}
 }
 
 /**

kernel/Makefile

···
 obj-$(CONFIG_UID16) += uid16.o
 obj-$(CONFIG_MODULES) += module.o
 obj-$(CONFIG_KALLSYMS) += kallsyms.o
-obj-$(CONFIG_STACK_UNWIND) += unwind.o
 obj-$(CONFIG_PM) += power/
 obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o
 obj-$(CONFIG_KEXEC) += kexec.o

kernel/unwind.c

···
-/*
- * Copyright (C) 2002-2006 Novell, Inc.
- *	Jan Beulich <[e-mail]>
- * This code is released under version 2 of the GNU GPL.
- *
- * A simple API for unwinding kernel stacks.  This is used for
- * debugging and error reporting purposes.  The kernel doesn't need
- * full-blown stack unwinding with all the bells and whistles, so there
- * is not much point in implementing the full Dwarf2 unwind API.
- */
-
-#include <linux/unwind.h>
-#include <linux/module.h>
-#include <linux/bootmem.h>
-#include <linux/sort.h>
-#include <linux/stop_machine.h>
-#include <linux/uaccess.h>
-#include <asm/sections.h>
-#include <asm/uaccess.h>
-#include <asm/unaligned.h>
-
-extern const char __start_unwind[], __end_unwind[];
-extern const u8 __start_unwind_hdr[], __end_unwind_hdr[];
-
-#define MAX_STACK_DEPTH 8
-
-#define EXTRA_INFO(f) { \
-		BUILD_BUG_ON_ZERO(offsetof(struct unwind_frame_info, f) \
-		                  % FIELD_SIZEOF(struct unwind_frame_info, f)) \
-		+ offsetof(struct unwind_frame_info, f) \
-		  / FIELD_SIZEOF(struct unwind_frame_info, f), \
-		FIELD_SIZEOF(struct unwind_frame_info, f) \
-	}
-#define PTREGS_INFO(f) EXTRA_INFO(regs.f)
-
-static const struct {
-	unsigned offs:BITS_PER_LONG / 2;
-	unsigned width:BITS_PER_LONG / 2;
-} reg_info[] = {
-	UNW_REGISTER_INFO
-};
-
-#undef PTREGS_INFO
-#undef EXTRA_INFO
-
-#ifndef REG_INVALID
-#define REG_INVALID(r) (reg_info[r].width == 0)
-#endif
-
-#define DW_CFA_nop                          0x00
-#define DW_CFA_set_loc                      0x01
-#define DW_CFA_advance_loc1                 0x02
-#define DW_CFA_advance_loc2                 0x03
-#define DW_CFA_advance_loc4                 0x04
-#define DW_CFA_offset_extended              0x05
-#define DW_CFA_restore_extended             0x06
-#define DW_CFA_undefined                    0x07
-#define DW_CFA_same_value                   0x08
-#define DW_CFA_register                     0x09
-#define DW_CFA_remember_state               0x0a
-#define DW_CFA_restore_state                0x0b
-#define DW_CFA_def_cfa                      0x0c
-#define DW_CFA_def_cfa_register             0x0d
-#define DW_CFA_def_cfa_offset               0x0e
-#define DW_CFA_def_cfa_expression           0x0f
-#define DW_CFA_expression                   0x10
-#define DW_CFA_offset_extended_sf           0x11
-#define DW_CFA_def_cfa_sf                   0x12
-#define DW_CFA_def_cfa_offset_sf            0x13
-#define DW_CFA_val_offset                   0x14
-#define DW_CFA_val_offset_sf                0x15
-#define DW_CFA_val_expression               0x16
-#define DW_CFA_lo_user                      0x1c
-#define DW_CFA_GNU_window_save              0x2d
-#define DW_CFA_GNU_args_size                0x2e
-#define DW_CFA_GNU_negative_offset_extended 0x2f
-#define DW_CFA_hi_user                      0x3f
-
-#define DW_EH_PE_FORM     0x07
-#define DW_EH_PE_native   0x00
-#define DW_EH_PE_leb128   0x01
-#define DW_EH_PE_data2    0x02
-#define DW_EH_PE_data4    0x03
-#define DW_EH_PE_data8    0x04
-#define DW_EH_PE_signed   0x08
-#define DW_EH_PE_ADJUST   0x70
-#define DW_EH_PE_abs      0x00
-#define DW_EH_PE_pcrel    0x10
-#define DW_EH_PE_textrel  0x20
-#define DW_EH_PE_datarel  0x30
-#define DW_EH_PE_funcrel  0x40
-#define DW_EH_PE_aligned  0x50
-#define DW_EH_PE_indirect 0x80
-#define DW_EH_PE_omit     0xff
-
-typedef unsigned long uleb128_t;
-typedef   signed long sleb128_t;
-#define sleb128abs __builtin_labs
-
-static struct unwind_table {
-	struct {
-		unsigned long pc;
-		unsigned long range;
-	} core, init;
-	const void *address;
-	unsigned long size;
-	const unsigned char *header;
-	unsigned long hdrsz;
-	struct unwind_table *link;
-	const char *name;
-} root_table;
-
-struct unwind_item {
-	enum item_location {
-		Nowhere,
-		Memory,
-		Register,
-		Value
-	} where;
-	uleb128_t value;
-};
-
-struct unwind_state {
-	uleb128_t loc, org;
-	const u8 *cieStart, *cieEnd;
-	uleb128_t codeAlign;
-	sleb128_t dataAlign;
-	struct cfa {
-		uleb128_t reg, offs;
-	} cfa;
-	struct unwind_item regs[ARRAY_SIZE(reg_info)];
-	unsigned stackDepth:8;
-	unsigned version:8;
-	const u8 *label;
-	const u8 *stack[MAX_STACK_DEPTH];
-};
-
-static const struct cfa badCFA = { ARRAY_SIZE(reg_info), 1 };
-
-static unsigned unwind_debug;
-static int __init unwind_debug_setup(char *s)
-{
-	unwind_debug = simple_strtoul(s, NULL, 0);
-	return 1;
-}
-__setup("unwind_debug=", unwind_debug_setup);
-#define dprintk(lvl, fmt, args...) \
-	((void)(lvl > unwind_debug \
-	 || printk(KERN_DEBUG "unwind: " fmt "\n", ##args)))
-
-static struct unwind_table *find_table(unsigned long pc)
-{
-	struct unwind_table *table;
-
-	for (table = &root_table; table; table = table->link)
-		if ((pc >= table->core.pc
-		     && pc < table->core.pc + table->core.range)
-		    || (pc >= table->init.pc
-		        && pc < table->init.pc + table->init.range))
-			break;
-
-	return table;
-}
-
-static unsigned long read_pointer(const u8 **pLoc,
-                                  const void *end,
-                                  signed ptrType,
-                                  unsigned long text_base,
-                                  unsigned long data_base);
-
-static void init_unwind_table(struct unwind_table *table,
-                              const char *name,
-                              const void *core_start,
-                              unsigned long core_size,
-                              const void *init_start,
-                              unsigned long init_size,
-                              const void *table_start,
-                              unsigned long table_size,
-                              const u8 *header_start,
-                              unsigned long header_size)
-{
-	const u8 *ptr = header_start + 4;
-	const u8 *end = header_start + header_size;
-
-	table->core.pc = (unsigned long)core_start;
-	table->core.range = core_size;
-	table->init.pc = (unsigned long)init_start;
-	table->init.range = init_size;
-	table->address = table_start;
-	table->size = table_size;
-	/* See if the linker provided table looks valid. */
-	if (header_size <= 4
-	    || header_start[0] != 1
-	    || (void *)read_pointer(&ptr, end, header_start[1], 0, 0)
-	       != table_start
-	    || !read_pointer(&ptr, end, header_start[2], 0, 0)
-	    || !read_pointer(&ptr, end, header_start[3], 0,
-	                     (unsigned long)header_start)
-	    || !read_pointer(&ptr, end, header_start[3], 0,
-	                     (unsigned long)header_start))
-		header_start = NULL;
-	table->hdrsz = header_size;
-	smp_wmb();
-	table->header = header_start;
-	table->link = NULL;
-	table->name = name;
-}
-
-void __init unwind_init(void)
-{
-	init_unwind_table(&root_table, "kernel",
-	                  _text, _end - _text,
-	                  NULL, 0,
-	                  __start_unwind, __end_unwind - __start_unwind,
-	                  __start_unwind_hdr, __end_unwind_hdr - __start_unwind_hdr);
-}
-
-static const u32 bad_cie, not_fde;
-static const u32 *cie_for_fde(const u32 *fde, const struct unwind_table *);
-static signed fde_pointer_type(const u32 *cie);
-
-struct eh_frame_hdr_table_entry {
-	unsigned long start, fde;
-};
-
-static int cmp_eh_frame_hdr_table_entries(const void *p1, const void *p2)
-{
-	const struct eh_frame_hdr_table_entry *e1 = p1;
-	const struct eh_frame_hdr_table_entry *e2 = p2;
-
-	return (e1->start > e2->start) - (e1->start < e2->start);
-}
-
-static void swap_eh_frame_hdr_table_entries(void *p1, void *p2, int size)
-{
-	struct eh_frame_hdr_table_entry *e1 = p1;
-	struct eh_frame_hdr_table_entry *e2 = p2;
-	unsigned long v;
-
-	v = e1->start;
-	e1->start = e2->start;
-	e2->start = v;
-	v = e1->fde;
-	e1->fde = e2->fde;
-	e2->fde = v;
-}
-
-static void __init setup_unwind_table(struct unwind_table *table,
-					void *(*alloc)(unsigned long))
-{
-	const u8 *ptr;
-	unsigned long tableSize = table->size, hdrSize;
-	unsigned n;
-	const u32 *fde;
-	struct {
-		u8 version;
-		u8 eh_frame_ptr_enc;
-		u8 fde_count_enc;
-		u8 table_enc;
-		unsigned long eh_frame_ptr;
-		unsigned int fde_count;
-		struct eh_frame_hdr_table_entry table[];
-	} __attribute__((__packed__)) *header;
-
-	if (table->header)
-		return;
-
-	if (table->hdrsz)
-		printk(KERN_WARNING ".eh_frame_hdr for '%s' present but unusable\n",
-		       table->name);
-
-	if (tableSize & (sizeof(*fde) - 1))
-		return;
-
-	for (fde = table->address, n = 0;
-	     tableSize > sizeof(*fde) && tableSize - sizeof(*fde) >= *fde;
-	     tableSize -= sizeof(*fde) + *fde, fde += 1 + *fde / sizeof(*fde)) {
-		const u32 *cie = cie_for_fde(fde, table);
-		signed ptrType;
-
-		if (cie == &not_fde)
-			continue;
-		if (cie == NULL
-		    || cie == &bad_cie
-		    || (ptrType = fde_pointer_type(cie)) < 0)
-			return;
-		ptr = (const u8 *)(fde + 2);
-		if (!read_pointer(&ptr,
-		                  (const u8 *)(fde + 1) + *fde,
-		                  ptrType, 0, 0))
-			return;
-		++n;
-	}
-
-	if (tableSize || !n)
-		return;
-
-	hdrSize = 4 + sizeof(unsigned long) + sizeof(unsigned int)
-	        + 2 * n * sizeof(unsigned long);
-	dprintk(2, "Binary lookup table size for %s: %lu bytes", table->name, hdrSize);
-	header = alloc(hdrSize);
-	if (!header)
-		return;
-	header->version          = 1;
-	header->eh_frame_ptr_enc = DW_EH_PE_abs|DW_EH_PE_native;
-	header->fde_count_enc    = DW_EH_PE_abs|DW_EH_PE_data4;
-	header->table_enc        = DW_EH_PE_abs|DW_EH_PE_native;
-	put_unaligned((unsigned long)table->address, &header->eh_frame_ptr);
-	BUILD_BUG_ON(offsetof(typeof(*header), fde_count)
-	             % __alignof(typeof(header->fde_count)));
-	header->fde_count        = n;
-
-	BUILD_BUG_ON(offsetof(typeof(*header), table)
-	             % __alignof(typeof(*header->table)));
-	for (fde = table->address, tableSize = table->size, n = 0;
-	     tableSize;
-	     tableSize -= sizeof(*fde) + *fde, fde += 1 + *fde / sizeof(*fde)) {
-		const u32 *cie = fde + 1 - fde[1] / sizeof(*fde);
-
-		if (!fde[1])
-			continue; /* this is a CIE */
-		ptr = (const u8 *)(fde + 2);
-		header->table[n].start = read_pointer(&ptr,
-		                                      (const u8 *)(fde + 1) + *fde,
-		                                      fde_pointer_type(cie), 0, 0);
-		header->table[n].fde = (unsigned long)fde;
-		++n;
-	}
-	WARN_ON(n != header->fde_count);
-
-	sort(header->table,
-	     n,
-	     sizeof(*header->table),
-	     cmp_eh_frame_hdr_table_entries,
-	     swap_eh_frame_hdr_table_entries);
-
-	table->hdrsz = hdrSize;
-	smp_wmb();
-	table->header = (const void *)header;
-}
-
-static void *__init balloc(unsigned long sz)
-{
-	return __alloc_bootmem_nopanic(sz,
-	                               sizeof(unsigned int),
-	                               __pa(MAX_DMA_ADDRESS));
-}
-
-void __init unwind_setup(void)
-{
-	setup_unwind_table(&root_table, balloc);
-}
-
-#ifdef CONFIG_MODULES
-
-static struct unwind_table *last_table;
-
-/* Must be called with module_mutex held. */
-void *unwind_add_table(struct module *module,
-                       const void *table_start,
-                       unsigned long table_size)
-{
-	struct unwind_table *table;
-
-	if (table_size <= 0)
-		return NULL;
-
-	table = kmalloc(sizeof(*table), GFP_KERNEL);
-	if (!table)
-		return NULL;
-
-	init_unwind_table(table, module->name,
-	                  module->module_core, module->core_size,
-	                  module->module_init, module->init_size,
-	                  table_start, table_size,
-	                  NULL, 0);
-
-	if (last_table)
-		last_table->link = table;
-	else
-		root_table.link = table;
-	last_table = table;
-
-	return table;
-}
-
-struct unlink_table_info
-{
-	struct unwind_table *table;
-	int init_only;
-};
-
-static int unlink_table(void *arg)
-{
-	struct unlink_table_info *info = arg;
-	struct unwind_table *table = info->table, *prev;
-
-	for (prev = &root_table; prev->link && prev->link != table; prev = prev->link)
-		;
-
-	if (prev->link) {
-		if (info->init_only) {
-			table->init.pc = 0;
-			table->init.range = 0;
-			info->table = NULL;
-		} else {
-			prev->link = table->link;
-			if (!prev->link)
-				last_table = prev;
-		}
-	} else
-		info->table = NULL;
-
-	return 0;
-}
-
-/* Must be called with module_mutex held. */
-void unwind_remove_table(void *handle, int init_only)
-{
-	struct unwind_table *table = handle;
-	struct unlink_table_info info;
-
-	if (!table || table == &root_table)
-		return;
-
-	if (init_only && table == last_table) {
-		table->init.pc = 0;
-		table->init.range = 0;
-		return;
-	}
-
-	info.table = table;
-	info.init_only = init_only;
-	stop_machine_run(unlink_table, &info, NR_CPUS);
-
-	if (info.table)
-		kfree(table);
-}
-
-#endif /* CONFIG_MODULES */
-
-static uleb128_t get_uleb128(const u8 **pcur, const u8 *end)
-{
-	const u8 *cur = *pcur;
-	uleb128_t value;
-	unsigned shift;
-
-	for (shift = 0, value = 0; cur < end; shift += 7) {
-		if (shift + 7 > 8 * sizeof(value)
-		    && (*cur & 0x7fU) >= (1U << (8 * sizeof(value) - shift))) {
-			cur = end + 1;
-			break;
-		}
-		value |= (uleb128_t)(*cur & 0x7f) << shift;
-		if (!(*cur++ & 0x80))
-			break;
-	}
-	*pcur = cur;
-
-	return value;
-}
-
-static sleb128_t get_sleb128(const u8 **pcur, const u8 *end)
-{
-	const u8 *cur = *pcur;
-	sleb128_t value;
-	unsigned shift;
-
-	for (shift = 0, value = 0; cur < end; shift += 7) {
-		if (shift + 7 > 8 * sizeof(value)
-		    && (*cur & 0x7fU) >= (1U << (8 * sizeof(value) - shift))) {
-			cur = end + 1;
-			break;
-		}
-		value |= (sleb128_t)(*cur & 0x7f) << shift;
-		if (!(*cur & 0x80)) {
-			value |= -(*cur++ & 0x40) << shift;
-			break;
-		}
-	}
-	*pcur = cur;
-
-	return value;
-}
-
-static const u32 *cie_for_fde(const u32 *fde, const struct unwind_table *table)
-{
-	const u32 *cie;
-
-	if (!*fde || (*fde & (sizeof(*fde) - 1)))
-		return &bad_cie;
-	if (!fde[1])
-		return &not_fde; /* this is a CIE */
-	if ((fde[1] & (sizeof(*fde) - 1))
-	    || fde[1] > (unsigned long)(fde + 1) - (unsigned long)table->address)
-		return NULL; /* this is not a valid FDE */
-	cie = fde + 1 - fde[1] / sizeof(*fde);
-	if (*cie <= sizeof(*cie) + 4
-	    || *cie >= fde[1] - sizeof(*fde)
-	    || (*cie & (sizeof(*cie) - 1))
-	    || cie[1])
-		return NULL; /* this is not a (valid) CIE */
-	return cie;
-}
-
-static unsigned long read_pointer(const u8 **pLoc,
-                                  const void *end,
-                                  signed ptrType,
-                                  unsigned long text_base,
-                                  unsigned long data_base)
-{
-	unsigned long value = 0;
-	union {
-		const u8 *p8;
-		const u16 *p16u;
-		const s16 *p16s;
-		const u32 *p32u;
-		const s32 *p32s;
-		const unsigned long *pul;
-	} ptr;
-
-	if (ptrType < 0 || ptrType == DW_EH_PE_omit) {
-		dprintk(1, "Invalid pointer encoding %02X (%p,%p).", ptrType, *pLoc, end);
-		return 0;
-	}
-	ptr.p8 = *pLoc;
-	switch(ptrType & DW_EH_PE_FORM) {
-	case DW_EH_PE_data2:
-		if (end < (const void *)(ptr.p16u + 1)) {
-			dprintk(1, "Data16 overrun (%p,%p).", ptr.p8, end);
-			return 0;
-		}
-		if(ptrType & DW_EH_PE_signed)
-			value = get_unaligned(ptr.p16s++);
-		else
-			value = get_unaligned(ptr.p16u++);
-		break;
-	case DW_EH_PE_data4:
-#ifdef CONFIG_64BIT
-		if (end < (const void *)(ptr.p32u + 1)) {
-			dprintk(1, "Data32 overrun (%p,%p).", ptr.p8, end);
-			return 0;
-		}
-		if(ptrType & DW_EH_PE_signed)
-			value = get_unaligned(ptr.p32s++);
-		else
-			value = get_unaligned(ptr.p32u++);
-		break;
-	case DW_EH_PE_data8:
-		BUILD_BUG_ON(sizeof(u64) != sizeof(value));
-#else
-		BUILD_BUG_ON(sizeof(u32) != sizeof(value));
-#endif
-	case DW_EH_PE_native:
-		if (end < (const void *)(ptr.pul + 1)) {
-			dprintk(1, "DataUL overrun (%p,%p).", ptr.p8, end);
-			return 0;
-		}
-		value = get_unaligned(ptr.pul++);
-		break;
-	case DW_EH_PE_leb128:
-		BUILD_BUG_ON(sizeof(uleb128_t) > sizeof(value));
-		value = ptrType & DW_EH_PE_signed
-		        ? get_sleb128(&ptr.p8, end)
-		        : get_uleb128(&ptr.p8, end);
-		if ((const void *)ptr.p8 > end) {
-			dprintk(1, "DataLEB overrun (%p,%p).", ptr.p8, end);
-			return 0;
-		}
-		break;
-	default:
-		dprintk(2, "Cannot decode pointer type %02X (%p,%p).",
-		        ptrType, ptr.p8, end);
-		return 0;
-	}
-	switch(ptrType & DW_EH_PE_ADJUST) {
-	case DW_EH_PE_abs:
-		break;
-	case DW_EH_PE_pcrel:
-		value += (unsigned long)*pLoc;
-		break;
-	case DW_EH_PE_textrel:
-		if (likely(text_base)) {
-			value += text_base;
-			break;
-		}
-		dprintk(2, "Text-relative encoding %02X (%p,%p), but zero text base.",
-		        ptrType, *pLoc, end);
-		return 0;
-	case DW_EH_PE_datarel:
-		if (likely(data_base)) {
-			value += data_base;
-			break;
-		}
-		dprintk(2, "Data-relative encoding %02X (%p,%p), but zero data base.",
-		        ptrType, *pLoc, end);
-		return 0;
-	default:
-		dprintk(2, "Cannot adjust pointer type %02X (%p,%p).",
-		        ptrType, *pLoc, end);
-		return 0;
-	}
-	if ((ptrType & DW_EH_PE_indirect)
-	    && probe_kernel_address((unsigned long *)value, value)) {
-		dprintk(1, "Cannot read indirect value %lx (%p,%p).",
-		        value, *pLoc, end);
-		return 0;
-	}
-	*pLoc = ptr.p8;
-
-	return value;
-}
-
-static signed fde_pointer_type(const u32 *cie)
-{
-	const u8 *ptr = (const u8 *)(cie + 2);
-	unsigned version = *ptr;
-
-	if (version != 1)
-		return -1; /* unsupported */
-	if (*++ptr) {
-		const char *aug;
-		const u8 *end = (const u8 *)(cie + 1) + *cie;
-		uleb128_t len;
-
-		/* check if augmentation size is first (and thus present) */
-		if (*ptr != 'z')
-			return -1;
-		/* check if augmentation string is nul-terminated */
-		if ((ptr = memchr(aug = (const void *)ptr, 0, end - ptr)) == NULL)
-			return -1;
-		++ptr; /* skip terminator */
-		get_uleb128(&ptr, end); /* skip code alignment */
-		get_sleb128(&ptr, end); /* skip data alignment */
-		/* skip return address column */
-		version <= 1 ? (void)++ptr : (void)get_uleb128(&ptr, end);
-		len = get_uleb128(&ptr, end); /* augmentation length */
-		if (ptr + len < ptr || ptr + len > end)
-			return -1;
-		end = ptr + len;
-		while (*++aug) {
-			if (ptr >= end)
-				return -1;
-			switch(*aug) {
-			case 'L':
-				++ptr;
-				break;
-			case 'P': {
-					signed ptrType = *ptr++;
-
-					if (!read_pointer(&ptr, end, ptrType, 0, 0)
-					    || ptr > end)
-						return -1;
-				}
-				break;
-			case 'R':
-				return *ptr;
-			default:
-				return -1;
-			}
-		}
-	}
-	return DW_EH_PE_native|DW_EH_PE_abs;
-}
-
-static int advance_loc(unsigned long delta, struct unwind_state *state)
-{
-	state->loc += delta * state->codeAlign;
-
-	return delta > 0;
-}
-
-static void set_rule(uleb128_t reg,
-                     enum item_location where,
-                     uleb128_t value,
-                     struct unwind_state *state)
-{
-	if (reg < ARRAY_SIZE(state->regs)) {
-		state->regs[reg].where = where;
-		state->regs[reg].value = value;
-	}
-}
-
-static int processCFI(const u8 *start,
-                      const u8 *end,
-                      unsigned long targetLoc,
-                      signed ptrType,
-                      struct unwind_state *state)
-{
-	union {
-		const u8 *p8;
-		const u16 *p16;
-		const u32 *p32;
-	} ptr;
-	int result = 1;
-
-	if (start != state->cieStart) {
-		state->loc = state->org;
-		result = processCFI(state->cieStart, state->cieEnd, 0, ptrType, state);
-		if (targetLoc == 0 && state->label == NULL)
-			return result;
-	}
-	for (ptr.p8 = start; result && ptr.p8 < end; ) {
-		switch(*ptr.p8 >> 6) {
-			uleb128_t value;
-
-		case 0:
-			switch(*ptr.p8++) {
-			case DW_CFA_nop:
-				break;
-			case DW_CFA_set_loc:
-				state->loc = read_pointer(&ptr.p8, end, ptrType, 0, 0);
-				if (state->loc == 0)
-					result = 0;
-				break;
-			case DW_CFA_advance_loc1:
-				result = ptr.p8 < end && advance_loc(*ptr.p8++, state);
-				break;
-			case DW_CFA_advance_loc2:
-				result = ptr.p8 <= end + 2
-				         && advance_loc(*ptr.p16++, state);
-				break;
-			case DW_CFA_advance_loc4:
-				result = ptr.p8 <= end + 4
-				         && advance_loc(*ptr.p32++, state);
-				break;
-			case DW_CFA_offset_extended:
-				value = get_uleb128(&ptr.p8, end);
-				set_rule(value, Memory, get_uleb128(&ptr.p8, end), state);
-				break;
-			case DW_CFA_val_offset:
-				value = get_uleb128(&ptr.p8, end);
-				set_rule(value, Value, get_uleb128(&ptr.p8, end), state);
-				break;
-			case DW_CFA_offset_extended_sf:
-				value = get_uleb128(&ptr.p8, end);
-				set_rule(value, Memory, get_sleb128(&ptr.p8, end), state);
-				break;
-			case DW_CFA_val_offset_sf:
-				value = get_uleb128(&ptr.p8, end);
-				set_rule(value, Value, get_sleb128(&ptr.p8, end), state);
-				break;
-			case DW_CFA_restore_extended:
-			case DW_CFA_undefined:
-			case DW_CFA_same_value:
-				set_rule(get_uleb128(&ptr.p8, end), Nowhere, 0, state);
-				break;
-			case DW_CFA_register:
-				value = get_uleb128(&ptr.p8, end);
-				set_rule(value,
-				         Register,
-				         get_uleb128(&ptr.p8, end), state);
-				break;
-			case DW_CFA_remember_state:
-				if (ptr.p8 == state->label) {
-					state->label = NULL;
-					return 1;
-				}
-				if (state->stackDepth >= MAX_STACK_DEPTH) {
-					dprintk(1, "State stack overflow (%p,%p).", ptr.p8, end);
-					return 0;
-				}
-				state->stack[state->stackDepth++] = ptr.p8;
-				break;
-			case DW_CFA_restore_state:
-				if (state->stackDepth) {
-					const uleb128_t loc = state->loc;
-					const u8 *label = state->label;
-
-					state->label = state->stack[state->stackDepth - 1];
-					memcpy(&state->cfa, &badCFA, sizeof(state->cfa));
-					memset(state->regs, 0, sizeof(state->regs));
-					state->stackDepth = 0;
-					result = processCFI(start, end, 0, ptrType, state);
-					state->loc = loc;
-					state->label = label;
-				} else {
-					dprintk(1, "State stack underflow (%p,%p).", ptr.p8, end);
-					return 0;
-				}
-				break;
-			case DW_CFA_def_cfa:
-				state->cfa.reg = get_uleb128(&ptr.p8, end);
-				/*nobreak*/
-			case DW_CFA_def_cfa_offset:
-				state->cfa.offs = get_uleb128(&ptr.p8, end);
-				break;
-			case DW_CFA_def_cfa_sf:
-				state->cfa.reg = get_uleb128(&ptr.p8, end);
-				/*nobreak*/
-			case DW_CFA_def_cfa_offset_sf:
-				state->cfa.offs = get_sleb128(&ptr.p8, end)
-				                  * state->dataAlign;
-				break;
-			case DW_CFA_def_cfa_register:
-				state->cfa.reg = get_uleb128(&ptr.p8, end);
-				break;
-			/*todo case DW_CFA_def_cfa_expression: */
-			/*todo case DW_CFA_expression: */
-			/*todo case DW_CFA_val_expression: */
-			case DW_CFA_GNU_args_size:
-				get_uleb128(&ptr.p8, end);
-				break;
-			case DW_CFA_GNU_negative_offset_extended:
-				value = get_uleb128(&ptr.p8, end);
-				set_rule(value,
-				         Memory,
-				         (uleb128_t)0 - get_uleb128(&ptr.p8, end), state);
-				break;
-			case DW_CFA_GNU_window_save:
-			default:
-				dprintk(1, "Unrecognized CFI op %02X (%p,%p).", ptr.p8[-1], ptr.p8 - 1, end);
-				result = 0;
-				break;
-			}
-			break;
-		case 1:
-			result = advance_loc(*ptr.p8++ & 0x3f, state);
-			break;
-		case 2:
-			value = *ptr.p8++ & 0x3f;
-			set_rule(value, Memory, get_uleb128(&ptr.p8, end), state);
-			break;
-		case 3:
-			set_rule(*ptr.p8++ & 0x3f, Nowhere, 0, state);
-			break;
-		}
-		if (ptr.p8 > end) {
-			dprintk(1, "Data overrun (%p,%p).", ptr.p8, end);
-			result = 0;
-		}
-		if (result && targetLoc != 0 && targetLoc < state->loc)
-			return 1;
-	}
-
-	if (result && ptr.p8 < end)
-		dprintk(1, "Data underrun (%p,%p).", ptr.p8, end);
-
-	return result
-	   && ptr.p8 == end
-	   && (targetLoc == 0
-	    || (/*todo While in theory this should apply, gcc in practice omits
-	          everything past the function prolog, and hence the location
-	          never reaches the end of the function.
-	        targetLoc < state->loc &&*/ state->label == NULL));
-}
-
-/* Unwind to previous to frame.  Returns 0 if successful, negative
- * number in case of an error. */
-int unwind(struct unwind_frame_info *frame)
-{
-#define FRAME_REG(r, t) (((t *)frame)[reg_info[r].offs])
-	const u32 *fde = NULL, *cie = NULL;
-	const u8 *ptr = NULL, *end = NULL;
-	unsigned long pc = UNW_PC(frame) - frame->call_frame, sp;
-	unsigned long startLoc = 0, endLoc = 0, cfa;
-	unsigned i;
-	signed ptrType = -1;
-	uleb128_t retAddrReg = 0;
-	const struct unwind_table *table;
-	struct unwind_state state;
-
-	if (UNW_PC(frame) == 0)
-		return -EINVAL;
-	if ((table = find_table(pc)) != NULL
-	    && !(table->size & (sizeof(*fde) - 1))) {
-		const u8 *hdr = table->header;
-		unsigned long tableSize;
-
-		smp_rmb();
-		if (hdr && hdr[0] == 1) {
-			switch(hdr[3] & DW_EH_PE_FORM) {
-			case DW_EH_PE_native: tableSize = sizeof(unsigned long); break;
-			case DW_EH_PE_data2: tableSize = 2; break;
-			case DW_EH_PE_data4: tableSize = 4; break;
-			case DW_EH_PE_data8: tableSize = 8; break;
-			default: tableSize = 0; break;
-			}
-			ptr = hdr + 4;
-			end = hdr + table->hdrsz;
-			if (tableSize
-			    && read_pointer(&ptr, end, hdr[1], 0, 0)
-			       == (unsigned long)table->address
-			    && (i = read_pointer(&ptr, end, hdr[2], 0, 0)) > 0
-			    && i == (end - ptr) / (2 * tableSize)
-			    && !((end - ptr) % (2 * tableSize))) {
-				do {
-					const u8 *cur = ptr + (i / 2) * (2 * tableSize);
-
-					startLoc = read_pointer(&cur,
-					                        cur + tableSize,
-					                        hdr[3], 0,
-					                        (unsigned long)hdr);
-					if (pc < startLoc)
-						i /= 2;
-					else {
-						ptr = cur - tableSize;
-						i = (i + 1) / 2;
-					}
-				} while (startLoc && i > 1);
-				if (i == 1
-				    && (startLoc = read_pointer(&ptr,
-				                                ptr + tableSize,
-				                                hdr[3], 0,
-				                                (unsigned long)hdr)) != 0
-				    && pc >= startLoc)
-					fde = (void *)read_pointer(&ptr,
-					                           ptr + tableSize,
-					                           hdr[3], 0,
-					                           (unsigned long)hdr);
-			}
-		}
-		if(hdr && !fde)
-			dprintk(3, "Binary lookup for %lx failed.", pc);
-
-		if (fde != NULL) {
-			cie = cie_for_fde(fde, table);
-			ptr = (const u8 *)(fde + 2);
-			if(cie != NULL
-			   && cie != &bad_cie
-			   && cie != &not_fde
-			   && (ptrType = fde_pointer_type(cie)) >= 0
-			   && read_pointer(&ptr,
-			                   (const u8 *)(fde + 1) + *fde,
-			                   ptrType, 0, 0) == startLoc) {
-				if (!(ptrType & DW_EH_PE_indirect))
-					ptrType &= DW_EH_PE_FORM|DW_EH_PE_signed;
-				endLoc = startLoc
-				         + read_pointer(&ptr,
-				                        (const u8 *)(fde + 1) + *fde,
-				                        ptrType, 0, 0);
-				if(pc >= endLoc)
-					fde = NULL;
-			} else
-				fde = NULL;
-			if(!fde)
-				dprintk(1, "Binary lookup result for %lx discarded.", pc);
-		}
-		if (fde == NULL) {
-			for (fde = table->address, tableSize = table->size;
-			     cie = NULL, tableSize > sizeof(*fde)
-			     && tableSize - sizeof(*fde) >= *fde;
-			     tableSize -= sizeof(*fde) + *fde,
-			     fde += 1 + *fde / sizeof(*fde)) {
-				cie = cie_for_fde(fde, table);
-				if (cie == &bad_cie) {
-					cie = NULL;
-					break;
-				}
-				if (cie == NULL
-				    || cie == &not_fde
-				    || (ptrType = fde_pointer_type(cie)) < 0)
-					continue;
-				ptr = (const u8 *)(fde + 2);
-				startLoc = read_pointer(&ptr,
-				                        (const u8 *)(fde + 1) + *fde,
-				                        ptrType, 0, 0);
-				if (!startLoc)
-					continue;
-				if (!(ptrType & DW_EH_PE_indirect))
-					ptrType &= DW_EH_PE_FORM|DW_EH_PE_signed;
-				endLoc = startLoc
-				         + read_pointer(&ptr,
-				                        (const u8 *)(fde + 1) + *fde,
-				                        ptrType, 0, 0);
-				if (pc >= startLoc && pc < endLoc)
-					break;
-			}
-			if(!fde)
-				dprintk(3, "Linear lookup for %lx failed.", pc);
-		}
-	}
-	if (cie != NULL) {
-		memset(&state, 0, sizeof(state));
-		state.cieEnd = ptr; /* keep here temporarily */
-		ptr = (const u8 *)(cie + 2);
-		end = (const u8 *)(cie + 1) + *cie;
-		frame->call_frame = 1;
-		if ((state.version = *ptr) != 1)
-			cie = NULL; /* unsupported version */
-		else if (*++ptr) {
-			/* check if augmentation size is first (and thus present) */
-			if (*ptr == 'z') {
-				while (++ptr < end && *ptr) {
-					switch(*ptr) {
-					/* check for ignorable (or already handled)
-					 * nul-terminated augmentation string */
-					case 'L':
-					case 'P':
-					case 'R':
-						continue;
-					case 'S':
-						frame->call_frame = 0;
-						continue;
-					default:
-						break;
-					}
-					break;
-				}
-			}
-			if (ptr >= end || *ptr)
-				cie = NULL;
-		}
-		if(!cie)
-			dprintk(1, "CIE unusable (%p,%p).", ptr, end);
-		++ptr;
-	}
-	if (cie != NULL) {
-		/* get code aligment factor */
-		state.codeAlign = get_uleb128(&ptr, end);
-		/* get data aligment factor */
-		state.dataAlign = get_sleb128(&ptr, end);
-		if (state.codeAlign == 0 || state.dataAlign == 0 || ptr >= end)
-			cie = NULL;
-		else if (UNW_PC(frame) % state.codeAlign
-		         || UNW_SP(frame) % sleb128abs(state.dataAlign)) {
-			dprintk(1, "Input pointer(s) misaligned (%lx,%lx).",
-			        UNW_PC(frame), UNW_SP(frame));
-			return -EPERM;
-		} else {
-			retAddrReg = state.version <= 1 ? *ptr++ : get_uleb128(&ptr, end);
-			/* skip augmentation */
-			if (((const char *)(cie + 2))[1] == 'z') {
-				uleb128_t augSize = get_uleb128(&ptr, end);
-
-				ptr += augSize;
-			}
-			if (ptr > end
-			   || retAddrReg >= ARRAY_SIZE(reg_info)
-			   || REG_INVALID(retAddrReg)
-			   || reg_info[retAddrReg].width != sizeof(unsigned long))
-				cie = NULL;
-		}
-		if(!cie)
-			dprintk(1, "CIE validation failed (%p,%p).", ptr, end);
-	}
-	if (cie != NULL) {
-		state.cieStart = ptr;
-		ptr = state.cieEnd;
-		state.cieEnd = end;
-		end = (const u8 *)(fde + 1) + *fde;
-		/* skip augmentation */
-		if (((const char *)(cie + 2))[1] == 'z') {
-			uleb128_t augSize = get_uleb128(&ptr, end);
-
-			if ((ptr += augSize) > end)
-				fde = NULL;
-		}
-		if(!fde)
-			dprintk(1, "FDE validation failed (%p,%p).", ptr, end);
-	}
-	if (cie == NULL || fde == NULL) {
-#ifdef CONFIG_FRAME_POINTER
-		unsigned long top, bottom;
-
-		if ((UNW_SP(frame) | UNW_FP(frame)) % sizeof(unsigned long))
-			return -EPERM;
-		top = STACK_TOP(frame->task);
-		bottom = STACK_BOTTOM(frame->task);
-# if FRAME_RETADDR_OFFSET < 0
-		if (UNW_SP(frame) < top
-		    && UNW_FP(frame) <= UNW_SP(frame)
-		    && bottom < UNW_FP(frame)
-# else
-		if (UNW_SP(frame) > top
-		    && UNW_FP(frame) >= UNW_SP(frame)
-		    && bottom > UNW_FP(frame)
-# endif
-		   && !((UNW_SP(frame) | UNW_FP(frame))
-		        & (sizeof(unsigned long) - 1))) {
-			unsigned long link;
-
-			if (!probe_kernel_address(
-			                (unsigned long *)(UNW_FP(frame)
-			                                  + FRAME_LINK_OFFSET),
-						  link)
-# if FRAME_RETADDR_OFFSET < 0
-			   && link > bottom && link < UNW_FP(frame)
-# else
-			   && link > UNW_FP(frame) && link < bottom
-# endif
-			   && !(link & (sizeof(link) - 1))
-			   && !probe_kernel_address(
-			                  (unsigned long *)(UNW_FP(frame)
-			                                    + FRAME_RETADDR_OFFSET), UNW_PC(frame))) {
-				UNW_SP(frame) = UNW_FP(frame) + FRAME_RETADDR_OFFSET
-# if FRAME_RETADDR_OFFSET < 0
-					-
-# else
-					+
-# endif
-					  sizeof(UNW_PC(frame));
-				UNW_FP(frame) = link;
-				return 0;
-			}
-		}
-#endif
-		return -ENXIO;
-	}
-	state.org = startLoc;
-	memcpy(&state.cfa, &badCFA, sizeof(state.cfa));
-	/* process instructions */
-	if (!processCFI(ptr, end, pc, ptrType, &state)
-	   || state.loc > endLoc
-	   || state.regs[retAddrReg].where == Nowhere
-	   || state.cfa.reg >= ARRAY_SIZE(reg_info)
-	   || reg_info[state.cfa.reg].width != sizeof(unsigned long)
-	   || FRAME_REG(state.cfa.reg, unsigned long) % sizeof(unsigned long)
-	   || state.cfa.offs % sizeof(unsigned long)) {
-		dprintk(1, "Unusable unwind info (%p,%p).", ptr, end);
-		return -EIO;
-	}
-	/* update frame */
-#ifndef CONFIG_AS_CFI_SIGNAL_FRAME
-	if(frame->call_frame
-	   && !UNW_DEFAULT_RA(state.regs[retAddrReg], state.dataAlign))
-		frame->call_frame = 0;
-#endif
-	cfa = FRAME_REG(state.cfa.reg, unsigned long) + state.cfa.offs;
-	startLoc = min((unsigned long)UNW_SP(frame), cfa);
-	endLoc = max((unsigned long)UNW_SP(frame), cfa);
-	if (STACK_LIMIT(startLoc) != STACK_LIMIT(endLoc)) {
-		startLoc = min(STACK_LIMIT(cfa), cfa);
-		endLoc = max(STACK_LIMIT(cfa), cfa);
-	}
-#ifndef CONFIG_64BIT
-# define CASES CASE(8); CASE(16); CASE(32)
-#else
-# define CASES CASE(8); CASE(16); CASE(32); CASE(64)
-#endif
-	pc = UNW_PC(frame);
-	sp = UNW_SP(frame);
-	for (i = 0; i < ARRAY_SIZE(state.regs); ++i) {
-		if (REG_INVALID(i)) {
-			if (state.regs[i].where == Nowhere)
-				continue;
-			dprintk(1, "Cannot restore register %u (%d).",
-			        i, state.regs[i].where);
-			return -EIO;
-		}
-		switch(state.regs[i].where) {
-		default:
-			break;
-		case Register:
-			if (state.regs[i].value >= ARRAY_SIZE(reg_info)
-			   || REG_INVALID(state.regs[i].value)
-			   || reg_info[i].width > reg_info[state.regs[i].value].width) {
-				dprintk(1, "Cannot restore register %u from register %lu.",
-				        i, state.regs[i].value);
-				return -EIO;
-			}
-			switch(reg_info[state.regs[i].value].width) {
-#define CASE(n) \
-			case sizeof(u##n): \
-				state.regs[i].value = FRAME_REG(state.regs[i].value, \
-				                                const u##n); \
-				break
-			CASES;
-#undef CASE
-			default:
-				dprintk(1, "Unsupported register size %u (%lu).",
-				        reg_info[state.regs[i].value].width,
-				        state.regs[i].value);
-				return -EIO;
-			}
-			break;
-		}
-	}
-	for (i = 0; i < ARRAY_SIZE(state.regs); ++i) {
-		if (REG_INVALID(i))
-			continue;
-		switch(state.regs[i].where) {
-		case Nowhere:
-			if (reg_info[i].width != sizeof(UNW_SP(frame))
-			   || &FRAME_REG(i, __typeof__(UNW_SP(frame)))
-			      != &UNW_SP(frame))
-				continue;
-			UNW_SP(frame) = cfa;
-			break;
-		case Register:
-			switch(reg_info[i].width) {
-#define CASE(n) case sizeof(u##n): \
-				FRAME_REG(i, u##n) = state.regs[i].value; \
-				break
-			CASES;
-#undef CASE
-			default:
-				dprintk(1, "Unsupported register size %u (%u).",
-				        reg_info[i].width, i);
-				return -EIO;
-			}
-			break;
-		case Value:
-			if (reg_info[i].width != sizeof(unsigned long)) {
-				dprintk(1, "Unsupported value size %u (%u).",
-				        reg_info[i].width, i);
-				return -EIO;
-			}
-			FRAME_REG(i, unsigned long) = cfa + state.regs[i].value
-			                                    * state.dataAlign;
-			break;
-		case Memory: {
-				unsigned long addr = cfa + state.regs[i].value
-				                           * state.dataAlign;
-
-				if ((state.regs[i].value * state.dataAlign)
-				    % sizeof(unsigned long)
-				    || addr < startLoc
-				    || addr + sizeof(unsigned long) < addr
-				    || addr + sizeof(unsigned long) > endLoc) {
-					dprintk(1, "Bad memory location %lx (%lx).",
-					        addr, state.regs[i].value);
-					return -EIO;
-				}
-				switch(reg_info[i].width) {
-#define CASE(n)     case sizeof(u##n): \
-					probe_kernel_address((u##n *)addr, FRAME_REG(i, u##n)); \
-					break
-				CASES;
-#undef CASE
-				default:
-					dprintk(1, "Unsupported memory size %u (%u).",
-					        reg_info[i].width, i);
-					return -EIO;
-				}
-			}
-			break;
-		}
-	}
-
-	if (UNW_PC(frame) % state.codeAlign
-	    || UNW_SP(frame) % sleb128abs(state.dataAlign)) {
-		dprintk(1, "Output pointer(s) misaligned (%lx,%lx).",
-		        UNW_PC(frame), UNW_SP(frame));
-		return -EIO;
-	}
-	if (pc == UNW_PC(frame) && sp == UNW_SP(frame)) {
-		dprintk(1, "No progress (%lx,%lx).", pc, sp);
-		return -EIO;
-	}
-
-	return 0;
-#undef CASES
-#undef FRAME_REG
-}
-EXPORT_SYMBOL(unwind);
-
-int unwind_init_frame_info(struct unwind_frame_info *info,
-                           struct task_struct *tsk,
-                           /*const*/ struct pt_regs *regs)
-{
-	info->task = tsk;
-	info->call_frame = 0;
-	arch_unw_init_frame_info(info, regs);
-
-	return 0;
-}
-EXPORT_SYMBOL(unwind_init_frame_info);
-
-/*
- * Prepare to unwind a blocked task.
- */
-int unwind_init_blocked(struct unwind_frame_info *info,
-                        struct task_struct *tsk)
-{
-	info->task = tsk;
-	info->call_frame = 0;
-	arch_unw_init_blocked(info);
-
-	return 0;
-}
-EXPORT_SYMBOL(unwind_init_blocked);
-
-/*
- * Prepare to unwind the currently running thread.
- */
-int unwind_init_running(struct unwind_frame_info *info,
-                        asmlinkage int (*callback)(struct unwind_frame_info *,
-                                                   void *arg),
-                        void *arg)
-{
-	info->task = current;
-	info->call_frame = 0;
-
-	return arch_unwind_init_running(info, callback, arg);
-}
-EXPORT_SYMBOL(unwind_init_running);
-
-/*
- * Unwind until the return pointer is in user-land (or until an error
- * occurs).  Returns 0 if successful, negative number in case of
- * error.
- */
-int unwind_to_user(struct unwind_frame_info *info)
-{
-	while (!arch_unw_user_mode(info)) {
-		int err = unwind(info);
-
-		if (err < 0)
-			return err;
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL(unwind_to_user);

kernel/workqueue.c

···
 	BUG_ON(!work_pending(work));
 
 	new = (unsigned long) wq | (1UL << WORK_STRUCT_PENDING);
-	new |= work->management & WORK_STRUCT_FLAG_MASK;
-	work->management = new;
+	new |= WORK_STRUCT_FLAG_MASK & *work_data_bits(work);
+	atomic_long_set(&work->data, new);
 }
 
 static inline void *get_wq_data(struct work_struct *work)
 {
-	return (void *) (work->management & WORK_STRUCT_WQ_DATA_MASK);
+	return (void *) (atomic_long_read(&work->data) & WORK_STRUCT_WQ_DATA_MASK);
 }
 
 static int __run_work(struct cpu_workqueue_struct *cwq, struct work_struct *work)
···
 		list_del_init(&work->entry);
 		spin_unlock_irqrestore(&cwq->lock, flags);
 
-		if (!test_bit(WORK_STRUCT_NOAUTOREL, &work->management))
+		if (!test_bit(WORK_STRUCT_NOAUTOREL, work_data_bits(work)))
 			work_release(work);
 		f(work);
 
···
 {
 	int ret = 0, cpu = get_cpu();
 
-	if (!test_and_set_bit(WORK_STRUCT_PENDING, &work->management)) {
+	if (!test_and_set_bit(WORK_STRUCT_PENDING, work_data_bits(work))) {
 		if (unlikely(is_single_threaded(wq)))
 			cpu = singlethread_cpu;
 		BUG_ON(!list_empty(&work->entry));
···
 	if (delay == 0)
 		return queue_work(wq, work);
 
-	if (!test_and_set_bit(WORK_STRUCT_PENDING, &work->management)) {
+	if (!test_and_set_bit(WORK_STRUCT_PENDING, work_data_bits(work))) {
 		BUG_ON(timer_pending(timer));
 		BUG_ON(!list_empty(&work->entry));
 
···
 	struct timer_list *timer = &dwork->timer;
 	struct work_struct *work = &dwork->work;
 
-	if (!test_and_set_bit(WORK_STRUCT_PENDING, &work->management)) {
+	if (!test_and_set_bit(WORK_STRUCT_PENDING, work_data_bits(work))) {
 		BUG_ON(timer_pending(timer));
 		BUG_ON(!list_empty(&work->entry));
 
···
 		spin_unlock_irqrestore(&cwq->lock, flags);
 
 		BUG_ON(get_wq_data(work) != cwq);
-		if (!test_bit(WORK_STRUCT_NOAUTOREL, &work->management))
+		if (!test_bit(WORK_STRUCT_NOAUTOREL, work_data_bits(work)))
 			work_release(work);
 		f(work);
 

lib/Kconfig.debug

···
 	  some architectures or if you use external debuggers.
 	  If you don't debug the kernel, you can say N.
 
-config UNWIND_INFO
-	bool "Compile the kernel with frame unwind information"
-	depends on !IA64 && !PARISC && !ARM
-	depends on !MODULES || !(MIPS || PPC || SUPERH || V850)
-	help
-	  If you say Y here the resulting kernel image will be slightly larger
-	  but not slower, and it will give very useful debugging information.
-	  If you don't debug the kernel, you can say N, but we may not be able
-	  to solve problems without frame unwind information or frame pointers.
-
-config STACK_UNWIND
-	bool "Stack unwind support"
-	depends on UNWIND_INFO
-	depends on X86
-	help
-	  This enables more precise stack traces, omitting all unrelated
-	  occurrences of pointers into kernel code from the dump.
-
 config FORCED_INLINING
 	bool "Force gcc to inline functions marked 'inline'"
 	depends on DEBUG_KERNEL

lib/fault-inject.c

···
 
 #define MAX_STACK_TRACE_DEPTH 32
 
-#ifdef CONFIG_STACK_UNWIND
-
-static asmlinkage int fail_stacktrace_callback(struct unwind_frame_info *info,
-						void *arg)
-{
-	int depth;
-	struct fault_attr *attr = arg;
-	bool found = (attr->require_start == 0 && attr->require_end == ULONG_MAX);
-
-	for (depth = 0; depth < attr->stacktrace_depth
-			&& unwind(info) == 0 && UNW_PC(info); depth++) {
-		if (arch_unw_user_mode(info))
-			break;
-		if (attr->reject_start <= UNW_PC(info) &&
-			       UNW_PC(info) < attr->reject_end)
-			return false;
-		if (attr->require_start <= UNW_PC(info) &&
-			       UNW_PC(info) < attr->require_end)
-			found = true;
-	}
-	return found;
-}
-
-static bool fail_stacktrace(struct fault_attr *attr)
-{
-	struct unwind_frame_info info;
-
-	return unwind_init_running(&info, fail_stacktrace_callback, attr);
-}
-
-#elif defined(CONFIG_STACKTRACE)
+#if defined(CONFIG_STACKTRACE)
 
 static bool fail_stacktrace(struct fault_attr *attr)
 {

mm/mincore.c

···
 /*
  *	linux/mm/mincore.c
  *
- * Copyright (C) 1994-1999  Linus Torvalds
+ * Copyright (C) 1994-2006  Linus Torvalds
  */
 
 /*
···
 	return present;
 }
 
-static long mincore_vma(struct vm_area_struct * vma,
-	unsigned long start, unsigned long end, unsigned char __user * vec)
+/*
+ * Do a chunk of "sys_mincore()". We've already checked
+ * all the arguments, we hold the mmap semaphore: we should
+ * just return the amount of info we're asked for.
+ */
+static long do_mincore(unsigned long addr, unsigned char *vec, unsigned long pages)
 {
-	long error, i, remaining;
-	unsigned char * tmp;
+	unsigned long i, nr, pgoff;
+	struct vm_area_struct *vma = find_vma(current->mm, addr);
 
-	error = -ENOMEM;
+	/*
+	 * find_vma() didn't find anything above us, or we're
+	 * in an unmapped hole in the address space: ENOMEM.
+	 */
+	if (!vma || addr < vma->vm_start)
+		return -ENOMEM;
+
+	/*
+	 * Ok, got it. But check whether it's a segment we support
+	 * mincore() on. Right now, we don't do any anonymous mappings.
+	 *
+	 * FIXME: This is just stupid. And returning ENOMEM is 
+	 * stupid too. We should just look at the page tables. But
+	 * this is what we've traditionally done, so we'll just
+	 * continue doing it.
+	 */
 	if (!vma->vm_file)
-		return error;
+		return -ENOMEM;
 
-	start = ((start - vma->vm_start) >> PAGE_SHIFT) + vma->vm_pgoff;
-	if (end > vma->vm_end)
-		end = vma->vm_end;
-	end = ((end - vma->vm_start) >> PAGE_SHIFT) + vma->vm_pgoff;
+	/*
+	 * Calculate how many pages there are left in the vma, and
+	 * what the pgoff is for our address.
+	 */
+	nr = (vma->vm_end - addr) >> PAGE_SHIFT;
+	if (nr > pages)
+		nr = pages;
 
-	error = -EAGAIN;
-	tmp = (unsigned char *) __get_free_page(GFP_KERNEL);
-	if (!tmp)
-		return error;
+	pgoff = (addr - vma->vm_start) >> PAGE_SHIFT;
+	pgoff += vma->vm_pgoff;
 
-	/* (end - start) is # of pages, and also # of bytes in "vec */
-	remaining = (end - start),
+	/* And then we just fill the sucker in.. */
+	for (i = 0 ; i < nr; i++, pgoff++)
+		vec[i] = mincore_page(vma, pgoff);
 
-	error = 0;
-	for (i = 0; remaining > 0; remaining -= PAGE_SIZE, i++) {
-		int j = 0;
-		long thispiece = (remaining < PAGE_SIZE) ?
-						remaining : PAGE_SIZE;
-
-		while (j < thispiece)
-			tmp[j++] = mincore_page(vma, start++);
-
-		if (copy_to_user(vec + PAGE_SIZE * i, tmp, thispiece)) {
-			error = -EFAULT;
-			break;
-		}
-	}
-
-	free_page((unsigned long) tmp);
-	return error;
+	return nr;
 }
 
 /*
···
 asmlinkage long sys_mincore(unsigned long start, size_t len,
 	unsigned char __user * vec)
 {
-	int index = 0;
-	unsigned long end, limit;
-	struct vm_area_struct * vma;
-	size_t max;
-	int unmapped_error = 0;
-	long error;
+	long retval;
+	unsigned long pages;
+	unsigned char *tmp;
 
-	/* check the arguments */
+	/* Check the start address: needs to be page-aligned.. */
  	if (start & ~PAGE_CACHE_MASK)
-		goto einval;
+		return -EINVAL;
 
-	limit = TASK_SIZE;
-	if (start >= limit)
-		goto enomem;
+	/* ..and we need to be passed a valid user-space range */
+	if (!access_ok(VERIFY_READ, (void __user *) start, len))
+		return -ENOMEM;
 
-	if (!len)
-		return 0;
+	/* This also avoids any overflows on PAGE_CACHE_ALIGN */
+	pages = len >> PAGE_SHIFT;
+	pages += (len & ~PAGE_MASK) != 0;
 
-	max = limit - start;
-	len = PAGE_CACHE_ALIGN(len);
-	if (len > max || !len)
-		goto enomem;
+	if (!access_ok(VERIFY_WRITE, vec, pages))
+		return -EFAULT;
 
-	end = start + len;
+	tmp = (void *) __get_free_page(GFP_USER);
+	if (!tmp)
+		return -EAGAIN;
 
-	/* check the output buffer whilst holding the lock */
-	error = -EFAULT;
-	down_read(&current->mm->mmap_sem);
+	retval = 0;
+	while (pages) {
+		/*
+		 * Do at most PAGE_SIZE entries per iteration, due to
+		 * the temporary buffer size.
+		 */
+		down_read(&current->mm->mmap_sem);
+		retval = do_mincore(start, tmp, min(pages, PAGE_SIZE));
+		up_read(&current->mm->mmap_sem);
 
-	if (!access_ok(VERIFY_WRITE, vec, len >> PAGE_SHIFT))
-		goto out;
-
-	/*
-	 * If the interval [start,end) covers some unmapped address
-	 * ranges, just ignore them, but return -ENOMEM at the end.
-	 */
-	error = 0;
-
-	vma = find_vma(current->mm, start);
-	while (vma) {
-		/* Here start < vma->vm_end. */
-		if (start < vma->vm_start) {
-			unmapped_error = -ENOMEM;
-			start = vma->vm_start;
+		if (retval <= 0)
+			break;
+		if (copy_to_user(vec, tmp, retval)) {
+			retval = -EFAULT;
+			break;
 		}
-
-		/* Here vma->vm_start <= start < vma->vm_end. */
-		if (end <= vma->vm_end) {
-			if (start < end) {
-				error = mincore_vma(vma, start, end,
-							&vec[index]);
-				if (error)
-					goto out;
-			}
-			error = unmapped_error;
-			goto out;
-		}
-
-		/* Here vma->vm_start <= start < vma->vm_end < end. */
-		error = mincore_vma(vma, start, vma->vm_end, &vec[index]);
-		if (error)
-			goto out;
-		index += (vma->vm_end - start) >> PAGE_CACHE_SHIFT;
-		start = vma->vm_end;
-		vma = vma->vm_next;
+		pages -= retval;
+		vec += retval;
+		start += retval << PAGE_SHIFT;
+		retval = 0;
 	}
-
-	/* we found a hole in the area queried if we arrive here */
-	error = -ENOMEM;
-
-out:
-	up_read(&current->mm->mmap_sem);
-	return error;
-
-einval:
-	return -EINVAL;
-enomem:
-	return -ENOMEM;
+	free_page((unsigned long) tmp);
+	return retval;
 }

net/ax25/af_ax25.c

···
 /*
  *	FIXME: nonblock behaviour looks like it may have a bug.
  */
-static int ax25_connect(struct socket *sock, struct sockaddr *uaddr,
-	int addr_len, int flags)
+static int __must_check ax25_connect(struct socket *sock,
+	struct sockaddr *uaddr, int addr_len, int flags)
 {
 	struct sock *sk = sock->sk;
 	ax25_cb *ax25 = ax25_sk(sk), *ax25t;

net/ax25/ax25_iface.c

···
 #include <linux/mm.h>
 #include <linux/interrupt.h>
 
-static struct protocol_struct {
-	struct protocol_struct *next;
-	unsigned int pid;
-	int (*func)(struct sk_buff *, ax25_cb *);
-} *protocol_list = NULL;
+static struct ax25_protocol *protocol_list;
 static DEFINE_RWLOCK(protocol_list_lock);
 
-static struct linkfail_struct {
-	struct linkfail_struct *next;
-	void (*func)(ax25_cb *, int);
-} *linkfail_list = NULL;
+static HLIST_HEAD(ax25_linkfail_list);
 static DEFINE_SPINLOCK(linkfail_lock);
 
 static struct listen_struct {
···
 } *listen_list = NULL;
 static DEFINE_SPINLOCK(listen_lock);
 
-int ax25_protocol_register(unsigned int pid,
-	int (*func)(struct sk_buff *, ax25_cb *))
+/*
+ * Do not register the internal protocols AX25_P_TEXT, AX25_P_SEGMENT,
+ * AX25_P_IP or AX25_P_ARP ...
+ */
+void ax25_register_pid(struct ax25_protocol *ap)
 {
-	struct protocol_struct *protocol;
-
-	if (pid == AX25_P_TEXT || pid == AX25_P_SEGMENT)
-		return 0;
-#ifdef CONFIG_INET
-	if (pid == AX25_P_IP || pid == AX25_P_ARP)
-		return 0;
-#endif
-	if ((protocol = kmalloc(sizeof(*protocol), GFP_ATOMIC)) == NULL)
-		return 0;
-
-	protocol->pid  = pid;
-	protocol->func = func;
-
 	write_lock_bh(&protocol_list_lock);
-	protocol->next = protocol_list;
-	protocol_list  = protocol;
+	ap->next = protocol_list;
+	protocol_list = ap;
 	write_unlock_bh(&protocol_list_lock);
-
-	return 1;
 }
 
-EXPORT_SYMBOL(ax25_protocol_register);
+EXPORT_SYMBOL_GPL(ax25_register_pid);
 
 void ax25_protocol_release(unsigned int pid)
 {
-	struct protocol_struct *s, *protocol;
+	struct ax25_protocol *s, *protocol;
 
 	write_lock_bh(&protocol_list_lock);
 	protocol = protocol_list;
···
 
 EXPORT_SYMBOL(ax25_protocol_release);
 
-int ax25_linkfail_register(void (*func)(ax25_cb *, int))
+void ax25_linkfail_register(struct ax25_linkfail *lf)
 {
-	struct linkfail_struct *linkfail;
-
-	if ((linkfail = kmalloc(sizeof(*linkfail), GFP_ATOMIC)) == NULL)
-		return 0;
-
-	linkfail->func = func;
-
 	spin_lock_bh(&linkfail_lock);
-	linkfail->next = linkfail_list;
-	linkfail_list  = linkfail;
+	hlist_add_head(&lf->lf_node, &ax25_linkfail_list);
 	spin_unlock_bh(&linkfail_lock);
-
-	return 1;
 }
 
 EXPORT_SYMBOL(ax25_linkfail_register);
 
-void ax25_linkfail_release(void (*func)(ax25_cb *, int))
+void ax25_linkfail_release(struct ax25_linkfail *lf)
 {
-	struct linkfail_struct *s, *linkfail;
-
 	spin_lock_bh(&linkfail_lock);
-	linkfail = linkfail_list;
-	if (linkfail == NULL) {
-		spin_unlock_bh(&linkfail_lock);
-		return;
-	}
-
-	if (linkfail->func == func) {
-		linkfail_list = linkfail->next;
-		spin_unlock_bh(&linkfail_lock);
-		kfree(linkfail);
-		return;
-	}
-
-	while (linkfail != NULL && linkfail->next != NULL) {
-		if (linkfail->next->func == func) {
-			s = linkfail->next;
-			linkfail->next = linkfail->next->next;
-			spin_unlock_bh(&linkfail_lock);
-			kfree(s);
-			return;
-		}
-
-		linkfail = linkfail->next;
-	}
+	hlist_del_init(&lf->lf_node);
 	spin_unlock_bh(&linkfail_lock);
 }
 
···
 		return 0;
 
 	if ((listen = kmalloc(sizeof(*listen), GFP_ATOMIC)) == NULL)
-		return 0;
+		return -ENOMEM;
 
 	listen->callsign = *callsign;
 	listen->dev      = dev;
···
 	listen_list  = listen;
 	spin_unlock_bh(&listen_lock);
 
-	return 1;
+	return 0;
 }
 
 EXPORT_SYMBOL(ax25_listen_register);
···
 int (*ax25_protocol_function(unsigned int pid))(struct sk_buff *, ax25_cb *)
 {
 	int (*res)(struct sk_buff *, ax25_cb *) = NULL;
-	struct protocol_struct *protocol;
+	struct ax25_protocol *protocol;
 
 	read_lock(&protocol_list_lock);
 	for (protocol = protocol_list; protocol != NULL; protocol = protocol->next)
···
 
 	spin_lock_bh(&listen_lock);
 	for (listen = listen_list; listen != NULL; listen = listen->next)
-		if (ax25cmp(&listen->callsign, callsign) == 0 && (listen->dev == dev || listen->dev == NULL)) {
+		if (ax25cmp(&listen->callsign, callsign) == 0 &&
+		    (listen->dev == dev || listen->dev == NULL)) {
 			spin_unlock_bh(&listen_lock);
 			return 1;
 	}
···
 
 void ax25_link_failed(ax25_cb *ax25, int reason)
 {
-	struct linkfail_struct *linkfail;
+	struct ax25_linkfail *lf;
+	struct hlist_node *node;
 
 	spin_lock_bh(&linkfail_lock);
-	for (linkfail = linkfail_list; linkfail != NULL; linkfail = linkfail->next)
-		(linkfail->func)(ax25, reason);
+	hlist_for_each_entry(lf, node, &ax25_linkfail_list, lf_node)
+		lf->func(ax25, reason);
 	spin_unlock_bh(&linkfail_lock);
 }
 
 int ax25_protocol_is_registered(unsigned int pid)
 {
-	struct protocol_struct *protocol;
+	struct ax25_protocol *protocol;
 	int res = 0;
 
 	read_lock_bh(&protocol_list_lock);

net/ax25/ax25_route.c

···
 	write_unlock(&ax25_route_lock);
 }
 
-static int ax25_rt_add(struct ax25_routes_struct *route)
+static int __must_check ax25_rt_add(struct ax25_routes_struct *route)
 {
 	ax25_route *ax25_rt;
 	ax25_dev *ax25_dev;

net/ipv4/route.c

···
 	/* Check for load limit; set rate_last to the latest sent
 	 * redirect.
 	 */
-	if (time_after(jiffies,
+	if (rt->u.dst.rate_tokens == 0 ||
+	    time_after(jiffies,
 		       (rt->u.dst.rate_last +
 			(ip_rt_redirect_load << rt->u.dst.rate_tokens)))) {
 		icmp_send(skb, ICMP_REDIRECT, ICMP_REDIR_HOST, rt->rt_gateway);

net/ipv4/tcp_ipv4.c

···
 			if (tp->md5sig_info->entries4 == 0) {
 				kfree(tp->md5sig_info->keys4);
 				tp->md5sig_info->keys4 = NULL;
+				tp->md5sig_info->alloced4 = 0;
 			} else if (tp->md5sig_info->entries4 != i) {
 				/* Need to do some manipulation */
 				memcpy(&tp->md5sig_info->keys4[i],
···
 		return 0;
 
 	if (hash_expected && !hash_location) {
-		LIMIT_NETDEBUG(KERN_INFO "MD5 Hash NOT expected but found "
+		LIMIT_NETDEBUG(KERN_INFO "MD5 Hash expected but NOT found "
 			       "(" NIPQUAD_FMT ", %d)->(" NIPQUAD_FMT ", %d)\n",
 			       NIPQUAD(iph->saddr), ntohs(th->source),
 			       NIPQUAD(iph->daddr), ntohs(th->dest));

net/ipv6/netfilter/Kconfig

···
 
 config NF_CONNTRACK_IPV6
 	tristate "IPv6 connection tracking support (EXPERIMENTAL)"
-	depends on EXPERIMENTAL && NF_CONNTRACK
+	depends on INET && IPV6 && EXPERIMENTAL && NF_CONNTRACK
 	---help---
 	  Connection tracking keeps a record of what packets have passed
 	  through your machine, in order to figure out how they are related
···
 
 config IP6_NF_QUEUE
 	tristate "IP6 Userspace queueing via NETLINK (OBSOLETE)"
+	depends on INET && IPV6 && NETFILTER && EXPERIMENTAL
 	---help---
 
 	  This option adds a queue handler to the kernel for IPv6
···
 
 config IP6_NF_IPTABLES
 	tristate "IP6 tables support (required for filtering)"
-	depends on NETFILTER_XTABLES
+	depends on INET && IPV6 && EXPERIMENTAL && NETFILTER_XTABLES
 	help
 	  ip6tables is a general, extensible packet identification framework.
 	  Currently only the packet filtering and packet mangling subsystem

net/netrom/af_netrom.c

···
 
 static struct net_device **dev_nr;
 
+static struct ax25_protocol nr_pid = {
+	.pid	= AX25_P_NETROM,
+	.func	= nr_route_frame
+};
+
+static struct ax25_linkfail nr_linkfail_notifier = {
+	.func	= nr_link_failed,
+};
+
 static int __init nr_proto_init(void)
 {
 	int i;
···
 		
 	register_netdevice_notifier(&nr_dev_notifier);
 
-	ax25_protocol_register(AX25_P_NETROM, nr_route_frame);
-	ax25_linkfail_register(nr_link_failed);
+	ax25_register_pid(&nr_pid);
+	ax25_linkfail_register(&nr_linkfail_notifier);
 
 #ifdef CONFIG_SYSCTL
 	nr_register_sysctl();
···
 	nr_unregister_sysctl();
 #endif
 
-	ax25_linkfail_release(nr_link_failed);
+	ax25_linkfail_release(&nr_linkfail_notifier);
 	ax25_protocol_release(AX25_P_NETROM);
 
 	unregister_netdevice_notifier(&nr_dev_notifier);

net/netrom/nr_dev.c

···
 	return -37;
 }
 
-static int nr_set_mac_address(struct net_device *dev, void *addr)
+static int __must_check nr_set_mac_address(struct net_device *dev, void *addr)
 {
 	struct sockaddr *sa = addr;
+	int err;
 
-	if (dev->flags & IFF_UP)
+	if (!memcmp(dev->dev_addr, sa->sa_data, dev->addr_len))
+		return 0;
+
+	if (dev->flags & IFF_UP) {
+		err = ax25_listen_register((ax25_address *)sa->sa_data, NULL);
+		if (err)
+			return err;
+
 		ax25_listen_release((ax25_address *)dev->dev_addr, NULL);
+	}
 
 	memcpy(dev->dev_addr, sa->sa_data, dev->addr_len);
-
-	if (dev->flags & IFF_UP)
-		ax25_listen_register((ax25_address *)dev->dev_addr, NULL);
 
 	return 0;
 }
 
 static int nr_open(struct net_device *dev)
 {
+	int err;
+
+	err = ax25_listen_register((ax25_address *)dev->dev_addr, NULL);
+	if (err)
+		return err;
+
 	netif_start_queue(dev);
-	ax25_listen_register((ax25_address *)dev->dev_addr, NULL);
+
 	return 0;
 }
 

net/netrom/nr_route.c

···
  *	Add a new route to a node, and in the process add the node and the
  *	neighbour if it is new.
  */
-static int nr_add_node(ax25_address *nr, const char *mnemonic, ax25_address *ax25,
-	ax25_digi *ax25_digi, struct net_device *dev, int quality, int obs_count)
+static int __must_check nr_add_node(ax25_address *nr, const char *mnemonic,
+	ax25_address *ax25, ax25_digi *ax25_digi, struct net_device *dev,
+	int quality, int obs_count)
 {
 	struct nr_node  *nr_node;
 	struct nr_neigh *nr_neigh;
···
 /*
  *	Lock a neighbour with a quality.
  */
-static int nr_add_neigh(ax25_address *callsign, ax25_digi *ax25_digi, struct net_device *dev, unsigned int quality)
+static int __must_check nr_add_neigh(ax25_address *callsign,
+	ax25_digi *ax25_digi, struct net_device *dev, unsigned int quality)
 {
 	struct nr_neigh *nr_neigh;
 
···
 	nr_src  = (ax25_address *)(skb->data + 0);
 	nr_dest = (ax25_address *)(skb->data + 7);
 
-	if (ax25 != NULL)
-		nr_add_node(nr_src, "", &ax25->dest_addr, ax25->digipeat,
-			    ax25->ax25_dev->dev, 0, sysctl_netrom_obsolescence_count_initialiser);
+	if (ax25 != NULL) {
+		ret = nr_add_node(nr_src, "", &ax25->dest_addr, ax25->digipeat,
+		                  ax25->ax25_dev->dev, 0,
+		                  sysctl_netrom_obsolescence_count_initialiser);
+		if (ret)
+			return ret;
+	}
 
 	if ((dev = nr_dev_get(nr_dest)) != NULL) {	/* Its for me */
 		if (ax25 == NULL)			/* Its from me */
···
 	ret = (nr_neigh->ax25 != NULL);
 	nr_node_unlock(nr_node);
 	nr_node_put(nr_node);
+
 	return ret;
 }
 

net/rose/af_rose.c

···
 		if (copy_from_user(&rose_callsign, argp, sizeof(ax25_address)))
 			return -EFAULT;
 		if (ax25cmp(&rose_callsign, &null_ax25_address) != 0)
-			ax25_listen_register(&rose_callsign, NULL);
+			return ax25_listen_register(&rose_callsign, NULL);
+
 		return 0;
 
 	case SIOCRSGL2CALL:
···
 
 static struct net_device **dev_rose;
 
+static struct ax25_protocol rose_pid = {
+	.pid	= AX25_P_ROSE,
+	.func	= rose_route_frame
+};
+
+static struct ax25_linkfail rose_linkfail_notifier = {
+	.func	= rose_link_failed
+};
+
 static int __init rose_proto_init(void)
 {
 	int i;
···
 	sock_register(&rose_family_ops);
 	register_netdevice_notifier(&rose_dev_notifier);
 
-	ax25_protocol_register(AX25_P_ROSE, rose_route_frame);
-	ax25_linkfail_register(rose_link_failed);
+	ax25_register_pid(&rose_pid);
+	ax25_linkfail_register(&rose_linkfail_notifier);
 
 #ifdef CONFIG_SYSCTL
 	rose_register_sysctl();
···
 	rose_rt_free();
 
 	ax25_protocol_release(AX25_P_ROSE);
-	ax25_linkfail_release(rose_link_failed);
+	ax25_linkfail_release(&rose_linkfail_notifier);
 
 	if (ax25cmp(&rose_callsign, &null_ax25_address) != 0)
 		ax25_listen_release(&rose_callsign, NULL);

net/rose/rose_dev.c

···
 static int rose_set_mac_address(struct net_device *dev, void *addr)
 {
 	struct sockaddr *sa = addr;
+	int err;
 
-	rose_del_loopback_node((rose_address *)dev->dev_addr);
+	if (!memcpy(dev->dev_addr, sa->sa_data, dev->addr_len))
+		return 0;
+
+	if (dev->flags & IFF_UP) {
+		err = rose_add_loopback_node((rose_address *)dev->dev_addr);
+		if (err)
+			return err;
+
+		rose_del_loopback_node((rose_address *)dev->dev_addr);
+	}
 
 	memcpy(dev->dev_addr, sa->sa_data, dev->addr_len);
-
-	rose_add_loopback_node((rose_address *)dev->dev_addr);
 
 	return 0;
 }
 
 static int rose_open(struct net_device *dev)
 {
+	int err;
+
+	err = rose_add_loopback_node((rose_address *)dev->dev_addr);
+	if (err)
+		return err;
+
 	netif_start_queue(dev);
-	rose_add_loopback_node((rose_address *)dev->dev_addr);
+
 	return 0;
 }
 

net/rose/rose_loopback.c

···
 
 		skb->h.raw = skb->data;
 
-		if ((sk = rose_find_socket(lci_o, rose_loopback_neigh)) != NULL) {
+		sk = rose_find_socket(lci_o, &rose_loopback_neigh);
+		if (sk) {
 			if (rose_process_rx_frame(sk, skb) == 0)
 				kfree_skb(skb);
 			continue;
···
 
 		if (frametype == ROSE_CALL_REQUEST) {
 			if ((dev = rose_dev_get(dest)) != NULL) {
-				if (rose_rx_call_request(skb, dev, rose_loopback_neigh, lci_o) == 0)
+				if (rose_rx_call_request(skb, dev, &rose_loopback_neigh, lci_o) == 0)
 					kfree_skb(skb);
 			} else {
 				kfree_skb(skb);

net/rose/rose_route.c

···
 static struct rose_route *rose_route_list;
 static DEFINE_SPINLOCK(rose_route_list_lock);
 
-struct rose_neigh *rose_loopback_neigh;
+struct rose_neigh rose_loopback_neigh;
 
 /*
  *	Add a new route to a node, and in the process add the node and the
  *	neighbour if it is new.
  */
-static int rose_add_node(struct rose_route_struct *rose_route,
+static int __must_check rose_add_node(struct rose_route_struct *rose_route,
 	struct net_device *dev)
 {
 	struct rose_node  *rose_node, *rose_tmpn, *rose_tmpp;
···
 /*
  *	Add the loopback neighbour.
  */
-int rose_add_loopback_neigh(void)
+void rose_add_loopback_neigh(void)
 {
-	if ((rose_loopback_neigh = kmalloc(sizeof(struct rose_neigh), GFP_ATOMIC)) == NULL)
-		return -ENOMEM;
+	struct rose_neigh *sn = &rose_loopback_neigh;
 
-	rose_loopback_neigh->callsign  = null_ax25_address;
-	rose_loopback_neigh->digipeat  = NULL;
-	rose_loopback_neigh->ax25      = NULL;
-	rose_loopback_neigh->dev       = NULL;
-	rose_loopback_neigh->count     = 0;
-	rose_loopback_neigh->use       = 0;
-	rose_loopback_neigh->dce_mode  = 1;
-	rose_loopback_neigh->loopback  = 1;
-	rose_loopback_neigh->number    = rose_neigh_no++;
-	rose_loopback_neigh->restarted = 1;
+	sn->callsign  = null_ax25_address;
+	sn->digipeat  = NULL;
+	sn->ax25      = NULL;
+	sn->dev       = NULL;
+	sn->count     = 0;
+	sn->use       = 0;
+	sn->dce_mode  = 1;
+	sn->loopback  = 1;
+	sn->number    = rose_neigh_no++;
+	sn->restarted = 1;
 
-	skb_queue_head_init(&rose_loopback_neigh->queue);
+	skb_queue_head_init(&sn->queue);
 
-	init_timer(&rose_loopback_neigh->ftimer);
-	init_timer(&rose_loopback_neigh->t0timer);
+	init_timer(&sn->ftimer);
+	init_timer(&sn->t0timer);
 
 	spin_lock_bh(&rose_neigh_list_lock);
-	rose_loopback_neigh->next = rose_neigh_list;
-	rose_neigh_list           = rose_loopback_neigh;
+	sn->next = rose_neigh_list;
+	rose_neigh_list           = sn;
 	spin_unlock_bh(&rose_neigh_list_lock);
-
-	return 0;
 }
 
 /*
···
 	rose_node->mask         = 10;
 	rose_node->count        = 1;
 	rose_node->loopback     = 1;
-	rose_node->neighbour[0] = rose_loopback_neigh;
+	rose_node->neighbour[0] = &rose_loopback_neigh;
 
 	/* Insert at the head of list. Address is always mask=10 */
 	rose_node->next = rose_node_list;
 	rose_node_list  = rose_node;
 
-	rose_loopback_neigh->count++;
+	rose_loopback_neigh.count++;
 
 out:
 	spin_unlock_bh(&rose_node_list_lock);
···
 
 	rose_remove_node(rose_node);
 
-	rose_loopback_neigh->count--;
+	rose_loopback_neigh.count--;
 
 out:
 	spin_unlock_bh(&rose_node_list_lock);

sound/oss/dmasound/tas3001c.c

···
 	int output_id;
 	int speaker_id;
 	struct tas_drce_t drce_state;
+	struct work_struct change;
 };
 
 
···
 }
 
 static void
-tas3001c_device_change_handler(void *self)
+tas3001c_device_change_handler(struct work_struct *work)
 {
-	if (self)
-		tas3001c_update_device_parameters(self);
+	struct tas3001c_data_t *self;
+	self = container_of(work, struct tas3001c_data_t, change);
+	tas3001c_update_device_parameters(self);
 }
-
-static struct work_struct device_change;
 
 static int
 tas3001c_output_device_change(	struct tas3001c_data_t *self,
···
 	self->output_id=output_id;
 	self->speaker_id=speaker_id;
 
-	schedule_work(&device_change);
+	schedule_work(&self->change);
 	return 0;
 }
 
···
 			tas3001c_write_biquad_shadow(self, i, j,
 				&tas3001c_eq_unity);
 
-	INIT_WORK(&device_change, tas3001c_device_change_handler, self);
+	INIT_WORK(&self->change, tas3001c_device_change_handler);
 	return 0;
 }
 

sound/oss/dmasound/tas3004.c

···
 	int output_id;
 	int speaker_id;
 	struct tas_drce_t drce_state;
+	struct work_struct change;
 };
 
 #define MAKE_TIME(sec,usec) (((sec)<<12) + (50000+(usec/10)*(1<<12))/100000)
···
 }
 
 static void
-tas3004_device_change_handler(void *self)
+tas3004_device_change_handler(struct work_struct *work)
 {
-	if (!self) return;
-
-	tas3004_update_device_parameters((struct tas3004_data_t *)self);
+	struct tas3004_data_t *self;
+	self = container_of(work, struct tas3004_data_t, change);
+	tas3004_update_device_parameters(self);
 }
-
-static struct work_struct device_change;
 
 static int
 tas3004_output_device_change(	struct tas3004_data_t *self,
···
 	self->output_id=output_id;
 	self->speaker_id=speaker_id;
 
-	schedule_work(&device_change);
+	schedule_work(&self->change);
 
 	return 0;
 }
···
 	tas3004_write_register(self, TAS3004_REG_MCR2, &mcr2, WRITE_SHADOW);
 	tas3004_write_register(self, TAS3004_REG_DRC, drce_init, WRITE_SHADOW);
 
-	INIT_WORK(&device_change, tas3004_device_change_handler, self);
+	INIT_WORK(&self->change, tas3004_device_change_handler);
 	return 0;
 }