Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6

* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6:
[IA64] update sn2 defconfig
[IA64] Add mca recovery failure messages
[IA64-SGI] fix SGI Altix tioce_reserve_m32() bug
[IA64] enable dumps to capture second page of kernel stack
[IA64-SGI] - Reduce overhead of reading sn_topology
[IA64-SGI] - Fix discover of nearest cpu node to IO node
[IA64] IOC4 config option ordering
[IA64] Setup an IA64 specific reclaim distance
[IA64] eliminate compile time warnings
[IA64] eliminate compile time warnings
[IA64-SGI] SN SAL call to inject memory errors
[IA64] - Fix MAX_PXM_DOMAINS for systems with > 256 nodes
[IA64] Remove unused variable in sn_sal.h
[IA64] Remove redundant NULL checks before kfree
[IA64] wire up compat_sys_adjtimex()

arch/ia64/Kconfig

···
 config SGI_SN
 	def_bool y if (IA64_SGI_SN2 || IA64_GENERIC)
 
+source "drivers/sn/Kconfig"
+
 source "drivers/firmware/Kconfig"
 
 source "fs/Kconfig.binfmt"

arch/ia64/configs/sn2_defconfig

···
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.16-rc5
-# Mon Feb 27 16:06:38 2006
+# Linux kernel version: 2.6.17-rc3
+# Thu Apr 27 11:48:23 2006
 #
 
 #
···
 # CONFIG_AUDIT is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_CPUSETS=y
+CONFIG_RELAY=y
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 # CONFIG_EMBEDDED is not set
···
 CONFIG_FUTEX=y
 CONFIG_EPOLL=y
 CONFIG_SHMEM=y
-CONFIG_CC_ALIGN_FUNCTIONS=0
-CONFIG_CC_ALIGN_LABELS=0
-CONFIG_CC_ALIGN_LOOPS=0
-CONFIG_CC_ALIGN_JUMPS=0
 CONFIG_SLAB=y
 # CONFIG_TINY_SHMEM is not set
 CONFIG_BASE_SMALL=0
···
 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
···
 #
 # Block layer
 #
+# CONFIG_BLK_DEV_IO_TRACE is not set
 
 #
 # IO Schedulers
···
 CONFIG_MMU=y
 CONFIG_SWIOTLB=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
+CONFIG_GENERIC_FIND_NEXT_BIT=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_TIME_INTERPOLATION=y
+CONFIG_DMI=y
 CONFIG_EFI=y
 CONFIG_GENERIC_IOMAP=y
 CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
···
 CONFIG_FORCE_MAX_ZONEORDER=17
 CONFIG_SMP=y
 CONFIG_NR_CPUS=1024
-CONFIG_IA64_NR_NODES=256
 # CONFIG_HOTPLUG_CPU is not set
 CONFIG_SCHED_SMT=y
 CONFIG_PREEMPT=y
···
 CONFIG_ARCH_SPARSEMEM_ENABLE=y
 CONFIG_ARCH_DISCONTIGMEM_DEFAULT=y
 CONFIG_NUMA=y
+CONFIG_NODES_SHIFT=8
 CONFIG_VIRTUAL_MEM_MAP=y
 CONFIG_HOLES_IN_ZONE=y
 CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID=y
···
 CONFIG_PCI=y
 CONFIG_PCI_DOMAINS=y
 # CONFIG_PCI_MSI is not set
-CONFIG_PCI_LEGACY_PROC=y
 # CONFIG_PCI_DEBUG is not set
 
 #
···
 # CONFIG_INET_AH is not set
 # CONFIG_INET_ESP is not set
 # CONFIG_INET_IPCOMP is not set
+# CONFIG_INET_XFRM_TUNNEL is not set
 # CONFIG_INET_TUNNEL is not set
 CONFIG_INET_DIAG=m
 CONFIG_INET_TCP_DIAG=m
···
 CONFIG_TCP_CONG_BIC=y
 CONFIG_IPV6=m
 # CONFIG_IPV6_PRIVACY is not set
+# CONFIG_IPV6_ROUTER_PREF is not set
 # CONFIG_INET6_AH is not set
 # CONFIG_INET6_ESP is not set
 # CONFIG_INET6_IPCOMP is not set
+# CONFIG_INET6_XFRM_TUNNEL is not set
 # CONFIG_INET6_TUNNEL is not set
 # CONFIG_IPV6_TUNNEL is not set
 # CONFIG_NETFILTER 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_FC is not set
 CONFIG_SCSI_QLOGIC_1280=y
-# CONFIG_SCSI_QLA_FC is not set
+CONFIG_SCSI_QLA_FC=y
+CONFIG_SCSI_QLA2XXX_EMBEDDED_FIRMWARE=y
+# CONFIG_SCSI_QLA21XX is not set
+CONFIG_SCSI_QLA22XX=y
+CONFIG_SCSI_QLA2300=y
+CONFIG_SCSI_QLA2322=y
+# CONFIG_SCSI_QLA24XX is not set
 # CONFIG_SCSI_LPFC is not set
 # CONFIG_SCSI_DC395x is not set
 # CONFIG_SCSI_DC390T is not set
···
 CONFIG_MD_RAID1=y
 # CONFIG_MD_RAID10 is not set
 CONFIG_MD_RAID5=y
+# CONFIG_MD_RAID5_RESHAPE is not set
 # CONFIG_MD_RAID6 is not set
 CONFIG_MD_MULTIPATH=y
 # CONFIG_MD_FAULTY is not set
···
 # Ftape, the floppy tape device driver
 #
 CONFIG_AGP=y
+# CONFIG_AGP_VIA is not set
 CONFIG_AGP_SGI_TIOCA=y
 # CONFIG_DRM is not set
 CONFIG_RAW_DRIVER=m
···
 #
 
 #
-# Multimedia Capabilities Port drivers
-#
-
-#
 # Multimedia devices
 #
 # CONFIG_VIDEO_DEV is not set
···
 # Digital Video Broadcasting Devices
 #
 # CONFIG_DVB is not set
+# CONFIG_USB_DABUSB is not set
 
 #
 # Graphics support
···
 # Console display driver support
 #
 CONFIG_VGA_CONSOLE=y
+# CONFIG_VGACON_SOFT_SCROLLBACK is not set
 CONFIG_DUMMY_CONSOLE=y
 
 #
···
 #
 CONFIG_USB_ARCH_HAS_HCD=y
 CONFIG_USB_ARCH_HAS_OHCI=y
+CONFIG_USB_ARCH_HAS_EHCI=y
 CONFIG_USB=m
 # CONFIG_USB_DEBUG is not set
 
···
 # CONFIG_USB_ACECAD is not set
 # CONFIG_USB_KBTAB is not set
 # CONFIG_USB_POWERMATE is not set
-# CONFIG_USB_MTOUCH is not set
-# CONFIG_USB_ITMTOUCH is not set
-# CONFIG_USB_EGALAX is not set
+# CONFIG_USB_TOUCHSCREEN is not set
 # CONFIG_USB_YEALINK is not set
 # CONFIG_USB_XPAD is not set
 # CONFIG_USB_ATI_REMOTE is not set
···
 #
 # CONFIG_USB_MDC800 is not set
 # CONFIG_USB_MICROTEK is not set
-
-#
-# USB Multimedia devices
-#
-# CONFIG_USB_DABUSB is not set
-
-#
-# Video4Linux support is needed for USB Multimedia device support
-#
 
 #
 # USB Network Adapters
···
 # CONFIG_MMC is not set
 
 #
+# LED devices
+#
+# CONFIG_NEW_LEDS is not set
+
+#
+# LED drivers
+#
+
+#
+# LED Triggers
+#
+
+#
 # InfiniBand support
 #
 CONFIG_INFINIBAND=m
 # CONFIG_INFINIBAND_USER_MAD is not set
 CONFIG_INFINIBAND_USER_ACCESS=m
 CONFIG_INFINIBAND_MTHCA=m
-# CONFIG_INFINIBAND_MTHCA_DEBUG is not set
+CONFIG_INFINIBAND_MTHCA_DEBUG=y
 CONFIG_INFINIBAND_IPOIB=m
-# CONFIG_INFINIBAND_IPOIB_DEBUG is not set
+CONFIG_INFINIBAND_IPOIB_DEBUG=y
+# CONFIG_INFINIBAND_IPOIB_DEBUG_DATA is not set
 CONFIG_INFINIBAND_SRP=m
 
 #
···
 CONFIG_SGI_IOC3=y
 
 #
-# EDAC - error detection and reporting (RAS)
+# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)
 #
+
+#
+# Real Time Clock
+#
+# CONFIG_RTC_CLASS is not set
 
 #
 # File systems
···
 CONFIG_HUGETLBFS=y
 CONFIG_HUGETLB_PAGE=y
 CONFIG_RAMFS=y
-CONFIG_RELAYFS_FS=m
 # CONFIG_CONFIGFS_FS is not set
 
 #

arch/ia64/ia32/binfmt_elf32.c

···
 
 static void elf32_set_personality (void);
 
+static unsigned long __attribute ((unused))
+randomize_stack_top(unsigned long stack_top);
+
 #define setup_arg_pages(bprm,tos,exec)		ia32_setup_arg_pages(bprm,exec)
 #define elf_map				elf32_map
 

arch/ia64/ia32/ia32_entry.S

···
 	data8 sys_setdomainname
 	data8 sys32_newuname
 	data8 sys32_modify_ldt
-	data8 sys_ni_syscall	/* adjtimex */
+	data8 compat_sys_adjtimex
 	data8 sys32_mprotect	  /* 125 */
 	data8 compat_sys_sigprocmask
 	data8 sys_ni_syscall	/* create_module */

arch/ia64/kernel/mca_drv.c

···
 	ISOLATE_NONE
 } isolate_status_t;
 
+typedef enum {
+	MCA_NOT_RECOVERED = 0,
+	MCA_RECOVERED	  = 1
+} recovery_status_t;
+
 /*
  *  This pool keeps pointers to the section part of SAL error record
  */
···
 	int	     cur_idx; /* Current index of section pointer list pool */
 	int	     max_idx; /* Maximum index of section pointer list pool */
 } slidx_pool;
+
+static int
+fatal_mca(const char *fmt, ...)
+{
+	va_list args;
+
+	va_start(args, fmt);
+	vprintk(fmt, args);
+	va_end(args);
+
+	return MCA_NOT_RECOVERED;
+}
 
 /**
  * mca_page_isolate - isolate a poisoned page in order not to use it later
···
 
 	/* Is target address valid? */
 	if (!pbci->tv)
-		return 0;
+		return fatal_mca(KERN_ALERT "MCA: target address not valid\n");
 
 	/*
 	 * cpu read or memory-mapped io read
···
 
 	/* Is minstate valid? */
 	if (!peidx_bottom(peidx) || !(peidx_bottom(peidx)->valid.minstate))
-		return 0;
+		return fatal_mca(KERN_ALERT "MCA: minstate not valid\n");
 	psr1 =(struct ia64_psr *)&(peidx_minstate_area(peidx)->pmsa_ipsr);
 	psr2 =(struct ia64_psr *)&(peidx_minstate_area(peidx)->pmsa_xpsr);
 
···
 			psr2->bn  = 1;
 			psr2->i  = 0;
 
-			return 1;
+			return MCA_RECOVERED;
 		}
 
 	}
 
-	return 0;
+	return fatal_mca(KERN_ALERT "MCA: kernel context not recovered,"
+			  " iip 0x%lx\n", pmsa->pmsa_iip);
 }
 
 /**
···
 	 * The machine check is corrected.
 	 */
 	if (psp->cm == 1)
-		return 1;
+		return MCA_RECOVERED;
 
 	/*
 	 * The error was not contained.  Software must be reset.
 	 */
 	if (psp->us || psp->ci == 0)
-		return 0;
+		return fatal_mca(KERN_ALERT "MCA: error not contained\n");
 
 	/*
 	 * The cache check and bus check bits have four possible states
···
 	 *    1  1	Memory error, attempt recovery
 	 */
 	if (psp->bc == 0 || pbci == NULL)
-		return 0;
+		return fatal_mca(KERN_ALERT "MCA: No bus check\n");
 
 	/*
 	 * Sorry, we cannot handle so many.
 	 */
 	if (peidx_bus_check_num(peidx) > 1)
-		return 0;
+		return fatal_mca(KERN_ALERT "MCA: Too many bus checks\n");
 	/*
 	 * Well, here is only one bus error.
 	 */
-	if (pbci->ib || pbci->cc)
-		return 0;
+	if (pbci->ib)
+		return fatal_mca(KERN_ALERT "MCA: Internal Bus error\n");
+	if (pbci->cc)
+		return fatal_mca(KERN_ALERT "MCA: Cache-cache error\n");
 	if (pbci->eb && pbci->bsi > 0)
-		return 0;
+		return fatal_mca(KERN_ALERT "MCA: External bus check fatal status\n");
 
 	/*
 	 * This is a local MCA and estimated as recoverble external bus error.
···
 	/*
 	 * On account of strange SAL error record, we cannot recover.
 	 */
-	return 0;
+	return fatal_mca(KERN_ALERT "MCA: Strange SAL record\n");
 }
 
 /**
···
 
 	 /* Now, OS can recover when there is one processor error section */
 	if (n_proc_err > 1)
-		return 0;
-	else if (n_proc_err == 0) {
+		return fatal_mca(KERN_ALERT "MCA: Too Many Errors\n");
+	else if (n_proc_err == 0)
 		/* Weird SAL record ... We need not to recover */
-
-		return 1;
-	}
+		return fatal_mca(KERN_ALERT "MCA: Weird SAL record\n");
 
 	/* Make index of processor error section */
 	mca_make_peidx((sal_log_processor_info_t*)
···
 
 	/* Check whether MCA is global or not */
 	if (is_mca_global(&peidx, &pbci, sos))
-		return 0;
+		return fatal_mca(KERN_ALERT "MCA: global MCA\n");
 	
 	/* Try to recover a processor error */
 	return recover_from_processor_error(platform_err, &slidx, &peidx,

arch/ia64/kernel/topology.c

···
 
 static void __cpuinit cpu_cache_sysfs_exit(unsigned int cpu)
 {
-	if (all_cpu_cache_info[cpu].cache_leaves) {
-		kfree(all_cpu_cache_info[cpu].cache_leaves);
-		all_cpu_cache_info[cpu].cache_leaves = NULL;
-	}
+	kfree(all_cpu_cache_info[cpu].cache_leaves);
+	all_cpu_cache_info[cpu].cache_leaves = NULL;
 	all_cpu_cache_info[cpu].num_cache_leaves = 0;
 	memset(&all_cpu_cache_info[cpu].kobj, 0, sizeof(struct kobject));
-
 	return;
 }
 

arch/ia64/pci/pci.c

···
 #include <asm/irq.h>
 #include <asm/hw_irq.h>
 
-
 /*
  * Low-level SAL-based PCI configuration access functions. Note that SAL
  * calls are already serialized (via sal_lock), so we don't need another
···
  *
  * Simply writes @size bytes of @val to @port.
  */
-int ia64_pci_legacy_write(struct pci_dev *bus, u16 port, u32 val, u8 size)
+int ia64_pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size)
 {
 	int ret = size;
 

arch/ia64/sn/kernel/sn2/sn_hwperf.c

···
 	/* find nearest node with cpus and nearest memory */
 	for (router=NULL, j=0; j < op->ports; j++) {
 		dest = sn_hwperf_findobj_id(objbuf, nobj, ptdata[j].conn_id);
+		if (dest && SN_HWPERF_IS_ROUTER(dest))
+			router = dest;
 		if (!dest || SN_HWPERF_FOREIGN(dest) ||
 		    !SN_HWPERF_IS_NODE(dest) || SN_HWPERF_IS_IONODE(dest)) {
 			continue;
···
 				*near_mem_node = c;
 			found_mem++;
 		}
-		if (SN_HWPERF_IS_ROUTER(dest))
-			router = dest;
 	}
 
 	if (router && (!found_cpu || !found_mem)) {
···
 		 * numalink ports
 		 */
 		sz = obj->ports * sizeof(struct sn_hwperf_port_info);
-		if ((ptdata = vmalloc(sz)) == NULL)
+		if ((ptdata = kmalloc(sz, GFP_KERNEL)) == NULL)
 			return -ENOMEM;
 		e = ia64_sn_hwperf_op(sn_hwperf_master_nasid,
 				      SN_HWPERF_ENUM_PORTS, obj->id, sz,
···
 				(SN_HWPERF_IS_NL3ROUTER(obj) ||
 				SN_HWPERF_IS_NL3ROUTER(p)) ?  "LLP3" : "LLP4");
 		}
-		vfree(ptdata);
+		kfree(ptdata);
 	}
 
 	return 0;

arch/ia64/sn/kernel/xpc_partition.c

···
 		}
 
 		if (L1_CACHE_ALIGN(len) > buf_len) {
-			if (buf_base != NULL) {
-				kfree(buf_base);
-			}
+			kfree(buf_base);
 			buf_len = L1_CACHE_ALIGN(len);
 			buf = (u64) xpc_kmalloc_cacheline_aligned(buf_len,
 							GFP_KERNEL, &buf_base);
···
 		}
 	}
 
-	if (buf_base != NULL) {
-		kfree(buf_base);
-	}
+	kfree(buf_base);
 
 	if (status != SALRET_OK) {
 		rp_pa = 0;

arch/ia64/sn/pci/tioce_provider.c

···
 	int ate_index, last_ate, ps;
 	struct tioce *ce_mmr;
 
-	if (!TIOCE_M32_ADDR(base))
-		return;
-
 	ce_mmr = (struct tioce *)ce_kern->ce_common->ce_pcibus.bs_base;
 	ps = ce_kern->ce_ate3240_pagesize;
 	ate_index = ATE_PAGE(base, ps);
···
 
 	if (ate_index < 64)
 		ate_index = 64;
+
+	if (last_ate >= TIOCE_NUM_M3240_ATES)
+		last_ate = TIOCE_NUM_M3240_ATES - 1;
 
 	while (ate_index <= last_ate) {
 		u64 ate;

drivers/Kconfig

···
 
 source "drivers/infiniband/Kconfig"
 
-source "drivers/sn/Kconfig"
-
 source "drivers/edac/Kconfig"
 
 source "drivers/rtc/Kconfig"

include/asm-ia64/acpi.h

···
 extern int additional_cpus;
 
 #ifdef CONFIG_ACPI_NUMA
-/* Proximity bitmap length; _PXM is at most 255 (8 bit)*/
-#ifdef CONFIG_IA64_NR_NODES
-#define MAX_PXM_DOMAINS CONFIG_IA64_NR_NODES
+#if MAX_NUMNODES > 256
+#define MAX_PXM_DOMAINS MAX_NUMNODES
 #else
 #define MAX_PXM_DOMAINS (256)
 #endif

include/asm-ia64/machvec.h

···
 #endif
 #ifndef platform_pci_legacy_read
 # define platform_pci_legacy_read	ia64_pci_legacy_read
+extern int ia64_pci_legacy_read(struct pci_bus *bus, u16 port, u32 *val, u8 size);
 #endif
 #ifndef platform_pci_legacy_write
 # define platform_pci_legacy_write	ia64_pci_legacy_write
+extern int ia64_pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size);
 #endif
 #ifndef platform_inb
 # define platform_inb		__ia64_inb

include/asm-ia64/sn/sn2/sn_hwperf.h

···
 #define SN_HWPERF_IS_NODE(x)		((x) && strstr((x)->name, "SHub"))
 #define SN_HWPERF_IS_NODE_SHUB2(x)	((x) && strstr((x)->name, "SHub 2."))
 #define SN_HWPERF_IS_IONODE(x)		((x) && strstr((x)->name, "TIO"))
-#define SN_HWPERF_IS_ROUTER(x)		((x) && strstr((x)->name, "Router"))
 #define SN_HWPERF_IS_NL3ROUTER(x)	((x) && strstr((x)->name, "NL3Router"))
+#define SN_HWPERF_IS_NL4ROUTER(x)	((x) && strstr((x)->name, "NL4Router"))
+#define SN_HWPERF_IS_OLDROUTER(x)	((x) && strstr((x)->name, "Router"))
+#define SN_HWPERF_IS_ROUTER(x)		(SN_HWPERF_IS_NL3ROUTER(x) || 		\
+					 	SN_HWPERF_IS_NL4ROUTER(x) || 	\
+					 	SN_HWPERF_IS_OLDROUTER(x))
 #define SN_HWPERF_FOREIGN(x)		((x) && !(x)->sn_hwp_this_part && !(x)->sn_hwp_is_shared)
 #define SN_HWPERF_SAME_OBJTYPE(x,y)	((SN_HWPERF_IS_NODE(x) && SN_HWPERF_IS_NODE(y)) ||\
 					(SN_HWPERF_IS_IONODE(x) && SN_HWPERF_IS_IONODE(y)) ||\

include/asm-ia64/sn/sn_sal.h

···
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (c) 2000-2005 Silicon Graphics, Inc.  All rights reserved.
+ * Copyright (c) 2000-2006 Silicon Graphics, Inc.  All rights reserved.
  */
 
 
···
 
 #define  SN_SAL_GET_PROM_FEATURE_SET		   0x02000065
 #define  SN_SAL_SET_OS_FEATURE_SET		   0x02000066
+#define  SN_SAL_INJECT_ERROR			   0x02000067
 
 /*
  * Service-specific constants
···
 sn_change_memprotect(u64 paddr, u64 len, u64 perms, u64 *nasid_array)
 {
 	struct ia64_sal_retval ret_stuff;
-	int cnodeid;
 	unsigned long irq_flags;
 
-	cnodeid = nasid_to_cnodeid(get_node_number(paddr));
 	local_irq_save(irq_flags);
 	ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_MEMPROTECT, paddr, len,
 				(u64)nasid_array, perms, 0, 0, 0);
···
 	return rv.status;
 }
 
+static inline int
+sn_inject_error(u64 paddr, u64 *data, u64 *ecc)
+{
+	struct ia64_sal_retval ret_stuff;
+	unsigned long irq_flags;
+
+	local_irq_save(irq_flags);
+	ia64_sal_oemcall_nolock(&ret_stuff, SN_SAL_INJECT_ERROR, paddr, (u64)data,
+				(u64)ecc, 0, 0, 0, 0);
+	local_irq_restore(irq_flags);
+	return ret_stuff.status;
+}
 #endif /* _ASM_IA64_SN_SN_SAL_H */

include/asm-ia64/thread_info.h

···
 #define end_of_stack(p) (unsigned long *)((void *)(p) + IA64_RBS_OFFSET)
 
 #define __HAVE_ARCH_TASK_STRUCT_ALLOCATOR
-#define alloc_task_struct()	((task_t *)__get_free_pages(GFP_KERNEL, KERNEL_STACK_SIZE_ORDER))
+#define alloc_task_struct()	((task_t *)__get_free_pages(GFP_KERNEL | __GFP_COMP, KERNEL_STACK_SIZE_ORDER))
 #define free_task_struct(tsk)	free_pages((unsigned long) (tsk), KERNEL_STACK_SIZE_ORDER)
 
 #endif /* !__ASSEMBLY */

include/asm-ia64/topology.h

···
 #define PENALTY_FOR_NODE_WITH_CPUS 255
 
 /*
+ * Distance above which we begin to use zone reclaim
+ */
+#define RECLAIM_DISTANCE 15
+
+/*
  * Returns the number of the node containing CPU 'cpu'
  */
 #define cpu_to_node(cpu) (int)(cpu_to_node_map[cpu])