Merge branch 'linus' into sched-develtip-sched-devel-2008-06-16_09.15_Mon

27 files changed, 147 insertions, 62 deletions

diff --git a/include/linux/bitrev.h b/include/linux/bitrev.h
index 05e540d6963a..7ffe03f4693d 100644
--- a/include/linux/bitrev.h
+++ b/include/linux/bitrev.h
@@ -10,6 +10,7 @@ static inline u8 bitrev8(u8 byte)
 	return byte_rev_table[byte];
 }
 
+extern u16 bitrev16(u16 in);
 extern u32 bitrev32(u32 in);
 
 #endif /* _LINUX_BITREV_H */
diff --git a/include/linux/capability.h b/include/linux/capability.h
index f4ea0dd9a618..fa830f8de032 100644
--- a/include/linux/capability.h
+++ b/include/linux/capability.h
@@ -31,11 +31,11 @@ struct task_struct;
 #define _LINUX_CAPABILITY_VERSION_1  0x19980330
 #define _LINUX_CAPABILITY_U32S_1     1
 
-#define _LINUX_CAPABILITY_VERSION_2  0x20071026
+#define _LINUX_CAPABILITY_VERSION_2  0x20071026  /* deprecated - use v3 */
 #define _LINUX_CAPABILITY_U32S_2     2
 
-#define _LINUX_CAPABILITY_VERSION    _LINUX_CAPABILITY_VERSION_2
-#define _LINUX_CAPABILITY_U32S       _LINUX_CAPABILITY_U32S_2
+#define _LINUX_CAPABILITY_VERSION_3  0x20080522
+#define _LINUX_CAPABILITY_U32S_3     2
 
 typedef struct __user_cap_header_struct {
 	__u32 version;
@@ -77,10 +77,23 @@ struct vfs_cap_data {
 	} data[VFS_CAP_U32];
 };
 
-#ifdef __KERNEL__
+#ifndef __KERNEL__
+
+/*
+ * Backwardly compatible definition for source code - trapped in a
+ * 32-bit world. If you find you need this, please consider using
+ * libcap to untrap yourself...
+ */
+#define _LINUX_CAPABILITY_VERSION  _LINUX_CAPABILITY_VERSION_1
+#define _LINUX_CAPABILITY_U32S     _LINUX_CAPABILITY_U32S_1
+
+#else
+
+#define _KERNEL_CAPABILITY_VERSION _LINUX_CAPABILITY_VERSION_3
+#define _KERNEL_CAPABILITY_U32S    _LINUX_CAPABILITY_U32S_3
 
 typedef struct kernel_cap_struct {
-	__u32 cap[_LINUX_CAPABILITY_U32S];
+	__u32 cap[_KERNEL_CAPABILITY_U32S];
 } kernel_cap_t;
 
 #define _USER_CAP_HEADER_SIZE  (sizeof(struct __user_cap_header_struct))
@@ -351,7 +364,7 @@ typedef struct kernel_cap_struct {
  */
 
 #define CAP_FOR_EACH_U32(__capi)  \
-	for (__capi = 0; __capi < _LINUX_CAPABILITY_U32S; ++__capi)
+	for (__capi = 0; __capi < _KERNEL_CAPABILITY_U32S; ++__capi)
 
 # define CAP_FS_MASK_B0     (CAP_TO_MASK(CAP_CHOWN)		\
 			    | CAP_TO_MASK(CAP_DAC_OVERRIDE)	\
@@ -361,7 +374,7 @@ typedef struct kernel_cap_struct {
 
 # define CAP_FS_MASK_B1     (CAP_TO_MASK(CAP_MAC_OVERRIDE))
 
-#if _LINUX_CAPABILITY_U32S != 2
+#if _KERNEL_CAPABILITY_U32S != 2
 # error Fix up hand-coded capability macro initializers
 #else /* HAND-CODED capability initializers */
 
@@ -372,7 +385,7 @@ typedef struct kernel_cap_struct {
 # define CAP_NFSD_SET     ((kernel_cap_t){{ CAP_FS_MASK_B0|CAP_TO_MASK(CAP_SYS_RESOURCE), \
 					CAP_FS_MASK_B1 } })
 
-#endif /* _LINUX_CAPABILITY_U32S != 2 */
+#endif /* _KERNEL_CAPABILITY_U32S != 2 */
 
 #define CAP_INIT_INH_SET    CAP_EMPTY_SET
 
diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h
index 51e6b1e520e6..dcf77fa826b5 100644
--- a/include/linux/cpuidle.h
+++ b/include/linux/cpuidle.h
@@ -82,6 +82,7 @@ struct cpuidle_state_kobj {
 };
 
 struct cpuidle_device {
+	unsigned int		registered:1;
 	unsigned int		enabled:1;
 	unsigned int		cpu;
 
diff --git a/include/linux/fs.h b/include/linux/fs.h
index f413085f748e..d490779f18d9 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2000,7 +2000,10 @@ extern int simple_fill_super(struct super_block *, int, struct tree_descr *);
 extern int simple_pin_fs(struct file_system_type *, struct vfsmount **mount, int *count);
 extern void simple_release_fs(struct vfsmount **mount, int *count);
 
-extern ssize_t simple_read_from_buffer(void __user *, size_t, loff_t *, const void *, size_t);
+extern ssize_t simple_read_from_buffer(void __user *to, size_t count,
+			loff_t *ppos, const void *from, size_t available);
+extern ssize_t memory_read_from_buffer(void *to, size_t count, loff_t *ppos,
+			const void *from, size_t available);
 
 #ifdef CONFIG_MIGRATION
 extern int buffer_migrate_page(struct address_space *,
diff --git a/include/linux/ide.h b/include/linux/ide.h
index f8f195c20da2..9918772bf274 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -153,7 +153,7 @@ enum {		ide_unknown,	ide_generic,	ide_pci,
 		ide_qd65xx,	ide_umc8672,	ide_ht6560b,
 		ide_rz1000,	ide_trm290,
 		ide_cmd646,	ide_cy82c693,	ide_4drives,
-		ide_pmac,	ide_etrax100,	ide_acorn,
+		ide_pmac,	ide_acorn,
 		ide_au1xxx,	ide_palm3710
 };
 
diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index d5d40a9f7929..c6801bffe76d 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -53,14 +53,14 @@ struct resource_list {
 #define IORESOURCE_AUTO		0x40000000
 #define IORESOURCE_BUSY		0x80000000	/* Driver has marked this resource busy */
 
-/* ISA PnP IRQ specific bits (IORESOURCE_BITS) */
+/* PnP IRQ specific bits (IORESOURCE_BITS) */
 #define IORESOURCE_IRQ_HIGHEDGE		(1<<0)
 #define IORESOURCE_IRQ_LOWEDGE		(1<<1)
 #define IORESOURCE_IRQ_HIGHLEVEL	(1<<2)
 #define IORESOURCE_IRQ_LOWLEVEL		(1<<3)
 #define IORESOURCE_IRQ_SHAREABLE	(1<<4)
 
-/* ISA PnP DMA specific bits (IORESOURCE_BITS) */
+/* PnP DMA specific bits (IORESOURCE_BITS) */
 #define IORESOURCE_DMA_TYPE_MASK	(3<<0)
 #define IORESOURCE_DMA_8BIT		(0<<0)
 #define IORESOURCE_DMA_8AND16BIT	(1<<0)
@@ -76,7 +76,7 @@ struct resource_list {
 #define IORESOURCE_DMA_TYPEB		(2<<6)
 #define IORESOURCE_DMA_TYPEF		(3<<6)
 
-/* ISA PnP memory I/O specific bits (IORESOURCE_BITS) */
+/* PnP memory I/O specific bits (IORESOURCE_BITS) */
 #define IORESOURCE_MEM_WRITEABLE	(1<<0)	/* dup: IORESOURCE_READONLY */
 #define IORESOURCE_MEM_CACHEABLE	(1<<1)	/* dup: IORESOURCE_CACHEABLE */
 #define IORESOURCE_MEM_RANGELENGTH	(1<<2)	/* dup: IORESOURCE_RANGELENGTH */
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index 10b666b61add..cde056e08181 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -396,8 +396,10 @@ static inline struct request_sock *inet6_reqsk_alloc(struct request_sock_ops *op
 {
 	struct request_sock *req = reqsk_alloc(ops);
 
-	if (req != NULL)
+	if (req != NULL) {
 		inet_rsk(req)->inet6_rsk_offset = inet6_rsk_offset(req);
+		inet6_rsk(req)->pktopts = NULL;
+	}
 
 	return req;
 }
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 05e2b307161a..d147f0f90360 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -919,6 +919,9 @@ struct journal_s
 	struct proc_dir_entry	*j_proc_entry;
 	struct transaction_stats_s j_stats;
 
+	/* Failed journal commit ID */
+	unsigned int		j_failed_commit;
+
 	/*
 	 * An opaque pointer to fs-private information.  ext3 puts its
 	 * superblock pointer here
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 398978972b7a..092b1b25291d 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -297,7 +297,7 @@ static inline gpa_t gfn_to_gpa(gfn_t gfn)
 	return (gpa_t)gfn << PAGE_SHIFT;
 }
 
-static inline void kvm_migrate_apic_timer(struct kvm_vcpu *vcpu)
+static inline void kvm_migrate_timers(struct kvm_vcpu *vcpu)
 {
 	set_bit(KVM_REQ_MIGRATE_TIMER, &vcpu->requests);
 }
diff --git a/include/linux/math64.h b/include/linux/math64.h
index c1a5f81501ff..c87f1528703a 100644
--- a/include/linux/math64.h
+++ b/include/linux/math64.h
@@ -81,4 +81,25 @@ static inline s64 div_s64(s64 dividend, s32 divisor)
 }
 #endif
 
+u32 iter_div_u64_rem(u64 dividend, u32 divisor, u64 *remainder);
+
+static __always_inline u32
+__iter_div_u64_rem(u64 dividend, u32 divisor, u64 *remainder)
+{
+	u32 ret = 0;
+
+	while (dividend >= divisor) {
+		/* The following asm() prevents the compiler from
+		   optimising this loop into a modulo operation.  */
+		asm("" : "+rm"(dividend));
+
+		dividend -= divisor;
+		ret++;
+	}
+
+	*remainder = dividend;
+
+	return ret;
+}
+
 #endif /* _LINUX_MATH64_H */
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index 73e358612eaf..ea9f5ad9ec8e 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -77,14 +77,6 @@ extern int __add_pages(struct zone *zone, unsigned long start_pfn,
 extern int __remove_pages(struct zone *zone, unsigned long start_pfn,
 	unsigned long nr_pages);
 
-/*
- * Walk through all memory which is registered as resource.
- * arg is (start_pfn, nr_pages, private_arg_pointer)
- */
-extern int walk_memory_resource(unsigned long start_pfn,
-			unsigned long nr_pages, void *arg,
-			int (*func)(unsigned long, unsigned long, void *));
-
 #ifdef CONFIG_NUMA
 extern int memory_add_physaddr_to_nid(u64 start);
 #else
@@ -199,6 +191,14 @@ static inline void register_page_bootmem_info_node(struct pglist_data *pgdat)
 
 #endif /* ! CONFIG_MEMORY_HOTPLUG */
 
+/*
+ * Walk through all memory which is registered as resource.
+ * arg is (start_pfn, nr_pages, private_arg_pointer)
+ */
+extern int walk_memory_resource(unsigned long start_pfn,
+			unsigned long nr_pages, void *arg,
+			int (*func)(unsigned long, unsigned long, void *));
+
 extern int add_memory(int nid, u64 start, u64 size);
 extern int arch_add_memory(int nid, u64 start, u64 size);
 extern int remove_memory(u64 start, u64 size);
diff --git a/include/linux/mm.h b/include/linux/mm.h
index c31a9cd2a30e..586a943cab01 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -760,16 +760,17 @@ unsigned long unmap_vmas(struct mmu_gather **tlb,
  * (see walk_page_range for more details)
  */
 struct mm_walk {
-	int (*pgd_entry)(pgd_t *, unsigned long, unsigned long, void *);
-	int (*pud_entry)(pud_t *, unsigned long, unsigned long, void *);
-	int (*pmd_entry)(pmd_t *, unsigned long, unsigned long, void *);
-	int (*pte_entry)(pte_t *, unsigned long, unsigned long, void *);
-	int (*pte_hole)(unsigned long, unsigned long, void *);
+	int (*pgd_entry)(pgd_t *, unsigned long, unsigned long, struct mm_walk *);
+	int (*pud_entry)(pud_t *, unsigned long, unsigned long, struct mm_walk *);
+	int (*pmd_entry)(pmd_t *, unsigned long, unsigned long, struct mm_walk *);
+	int (*pte_entry)(pte_t *, unsigned long, unsigned long, struct mm_walk *);
+	int (*pte_hole)(unsigned long, unsigned long, struct mm_walk *);
+	struct mm_struct *mm;
+	void *private;
 };
 
-int walk_page_range(const struct mm_struct *, unsigned long addr,
-		    unsigned long end, const struct mm_walk *walk,
-		    void *private);
+int walk_page_range(unsigned long addr, unsigned long end,
+		struct mm_walk *walk);
 void free_pgd_range(struct mmu_gather **tlb, unsigned long addr,
 		unsigned long end, unsigned long floor, unsigned long ceiling);
 void free_pgtables(struct mmu_gather **tlb, struct vm_area_struct *start_vma,
diff --git a/include/linux/msdos_fs.h b/include/linux/msdos_fs.h
index b03b27457413..81cd36b735b0 100644
--- a/include/linux/msdos_fs.h
+++ b/include/linux/msdos_fs.h
@@ -57,12 +57,6 @@
 #define MSDOS_DOT	".          "	/* ".", padded to MSDOS_NAME chars */
 #define MSDOS_DOTDOT	"..         "	/* "..", padded to MSDOS_NAME chars */
 
-/* media of boot sector */
-static inline int fat_valid_media(u8 media)
-{
-	return 0xf8 <= media || media == 0xf0;
-}
-
 #define FAT_FIRST_ENT(s, x)	((MSDOS_SB(s)->fat_bits == 32 ? 0x0FFFFF00 : \
 	MSDOS_SB(s)->fat_bits == 16 ? 0xFF00 : 0xF00) | (x))
 
@@ -334,6 +328,12 @@ static inline void fatwchar_to16(__u8 *dst, const wchar_t *src, size_t len)
 #endif
 }
 
+/* media of boot sector */
+static inline int fat_valid_media(u8 media)
+{
+	return 0xf8 <= media || media == 0xf0;
+}
+
 /* fat/cache.c */
 extern void fat_cache_inval_inode(struct inode *inode);
 extern int fat_get_cluster(struct inode *inode, int cluster,
diff --git a/include/linux/msg.h b/include/linux/msg.h
index 6f3b8e79a991..56abf1558fdd 100644
--- a/include/linux/msg.h
+++ b/include/linux/msg.h
@@ -64,11 +64,11 @@ struct msginfo {
 #define MSGMNB 16384   /* <= INT_MAX */   /* default max size of a message queue */
 
 /* unused */
-#define MSGPOOL (MSGMNI * MSGMNB) /* size in bytes of message pool */
+#define MSGPOOL (MSGMNI * MSGMNB / 1024) /* size in kbytes of message pool */
 #define MSGTQL  MSGMNB            /* number of system message headers */
 #define MSGMAP  MSGMNB            /* number of entries in message map */
 #define MSGSSZ  16                /* message segment size */
-#define __MSGSEG (MSGPOOL / MSGSSZ) /* max no. of segments */
+#define __MSGSEG ((MSGPOOL * 1024) / MSGSSZ) /* max no. of segments */
 #define MSGSEG (__MSGSEG <= 0xffff ? __MSGSEG : 0xffff)
 
 #ifdef __KERNEL__
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index c42bc7f533a5..53ea3dc8b0e8 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -1,7 +1,7 @@
 /*
  *  linux/include/linux/mtd/nand.h
  *
- *  Copyright (c) 2000 David Woodhouse <dwmw2@mvhi.com>
+ *  Copyright (c) 2000 David Woodhouse <dwmw2@infradead.org>
  *                     Steven J. Hill <sjhill@realitydiluted.com>
  *		       Thomas Gleixner <tglx@linutronix.de>
  *
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 590cff32415d..f31debfac926 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -306,5 +306,29 @@ static inline void __ClearPageTail(struct page *page)
 }
 
 #endif /* !PAGEFLAGS_EXTENDED */
+
+#define PAGE_FLAGS	(1 << PG_lru   | 1 << PG_private   | 1 << PG_locked | \
+			 1 << PG_buddy | 1 << PG_writeback | \
+			 1 << PG_slab  | 1 << PG_swapcache | 1 << PG_active)
+
+/*
+ * Flags checked in bad_page().  Pages on the free list should not have
+ * these flags set.  It they are, there is a problem.
+ */
+#define PAGE_FLAGS_CLEAR_WHEN_BAD (PAGE_FLAGS | 1 << PG_reclaim | 1 << PG_dirty)
+
+/*
+ * Flags checked when a page is freed.  Pages being freed should not have
+ * these flags set.  It they are, there is a problem.
+ */
+#define PAGE_FLAGS_CHECK_AT_FREE (PAGE_FLAGS | 1 << PG_reserved)
+
+/*
+ * Flags checked when a page is prepped for return by the page allocator.
+ * Pages being prepped should not have these flags set.  It they are, there
+ * is a problem.
+ */
+#define PAGE_FLAGS_CHECK_AT_PREP (PAGE_FLAGS | 1 << PG_reserved | 1 << PG_dirty)
+
 #endif /* !__GENERATING_BOUNDS_H */
 #endif	/* PAGE_FLAGS_H */
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 509159bcd4e7..d18b1dd49fab 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -206,6 +206,7 @@ struct pci_dev {
 	struct bin_attribute *rom_attr; /* attribute descriptor for sysfs ROM entry */
 	int rom_attr_enabled;		/* has display of the rom attribute been enabled? */
 	struct bin_attribute *res_attr[DEVICE_COUNT_RESOURCE]; /* sysfs file for resources */
+	struct bin_attribute *res_attr_wc[DEVICE_COUNT_RESOURCE]; /* sysfs file for WC mapping of resources */
 #ifdef CONFIG_PCI_MSI
 	struct list_head msi_list;
 #endif
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 9b940e644179..eafc9d6d2b35 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -716,6 +716,7 @@
 #define PCI_DEVICE_ID_HP_CISSA		0x3220
 #define PCI_DEVICE_ID_HP_CISSC		0x3230
 #define PCI_DEVICE_ID_HP_CISSD		0x3238
+#define PCI_DEVICE_ID_HP_CISSE		0x323a
 #define PCI_DEVICE_ID_HP_ZX2_IOC	0x4031
 
 #define PCI_VENDOR_ID_PCTECH		0x1042
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 9883bc942262..fff1d27ddb4c 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -9,6 +9,8 @@
 
 struct net;
 struct completion;
+struct mm_struct;
+
 /*
  * The proc filesystem constants/structures
  */
@@ -101,8 +103,6 @@ extern spinlock_t proc_subdir_lock;
 extern void proc_root_init(void);
 extern void proc_misc_init(void);
 
-struct mm_struct;
-
 void proc_flush_task(struct task_struct *task);
 struct dentry *proc_pid_lookup(struct inode *dir, struct dentry * dentry, struct nameidata *);
 int proc_pid_readdir(struct file * filp, void * dirent, filldir_t filldir);
diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h
index a2aec2c0cfb5..b358c704d102 100644
--- a/include/linux/rtnetlink.h
+++ b/include/linux/rtnetlink.h
@@ -246,6 +246,7 @@ enum rt_class_t
 {
 	RT_TABLE_UNSPEC=0,
 /* User defined values */
+	RT_TABLE_COMPAT=252,
 	RT_TABLE_DEFAULT=253,
 	RT_TABLE_MAIN=254,
 	RT_TABLE_LOCAL=255,
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 2db1485f865d..eaf821072dbd 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -2009,6 +2009,19 @@ static inline int fatal_signal_pending(struct task_struct *p)
 	return signal_pending(p) && __fatal_signal_pending(p);
 }
 
+static inline int signal_pending_state(long state, struct task_struct *p)
+{
+	if (!(state & (TASK_INTERRUPTIBLE | TASK_WAKEKILL)))
+		return 0;
+	if (!signal_pending(p))
+		return 0;
+
+	if (state & (__TASK_STOPPED | __TASK_TRACED))
+		return 0;
+
+	return (state & TASK_INTERRUPTIBLE) || __fatal_signal_pending(p);
+}
+
 static inline int need_resched(void)
 {
 	return unlikely(test_thread_flag(TIF_NEED_RESCHED));
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 805ed4b92f9a..c2ad35016599 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -276,6 +276,17 @@ static inline void *kzalloc(size_t size, gfp_t flags)
 	return kmalloc(size, flags | __GFP_ZERO);
 }
 
+/**
+ * kzalloc_node - allocate zeroed memory from a particular memory node.
+ * @size: how many bytes of memory are required.
+ * @flags: the type of memory to allocate (see kmalloc).
+ * @node: memory node from which to allocate
+ */
+static inline void *kzalloc_node(size_t size, gfp_t flags, int node)
+{
+	return kmalloc_node(size, flags | __GFP_ZERO, node);
+}
+
 #ifdef CONFIG_SLABINFO
 extern const struct seq_operations slabinfo_op;
 ssize_t slabinfo_write(struct file *, const char __user *, size_t, loff_t *);
diff --git a/include/linux/ssb/ssb_driver_gige.h b/include/linux/ssb/ssb_driver_gige.h
index 01fbdf5fef22..942e38736901 100644
--- a/include/linux/ssb/ssb_driver_gige.h
+++ b/include/linux/ssb/ssb_driver_gige.h
@@ -100,7 +100,7 @@ extern char * nvram_get(const char *name);
 /* Get the device MAC address */
 static inline void ssb_gige_get_macaddr(struct pci_dev *pdev, u8 *macaddr)
 {
-#ifdef CONFIG_BCM947XX
+#ifdef CONFIG_BCM47XX
 	char *res = nvram_get("et0macaddr");
 	if (res)
 		memcpy(macaddr, res, 6);
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index 18e62e3d406f..b31b6b74aa28 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -239,11 +239,6 @@ static inline struct tcp_request_sock *tcp_rsk(const struct request_sock *req)
 	return (struct tcp_request_sock *)req;
 }
 
-struct tcp_deferred_accept_info {
-	struct sock *listen_sk;
-	struct request_sock *request;
-};
-
 struct tcp_sock {
 	/* inet_connection_sock has to be the first member of tcp_sock */
 	struct inet_connection_sock	inet_conn;
@@ -379,8 +374,6 @@ struct tcp_sock {
 	unsigned int		keepalive_intvl;  /* time interval between keep alive probes */
 	int			linger2;
 
-	struct tcp_deferred_accept_info defer_tcp_accept;
-
 	unsigned long last_synq_overflow; 
 
 	u32	tso_deferred;
diff --git a/include/linux/time.h b/include/linux/time.h
index d32ef0ad4c0a..e15206a7e82e 100644
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -6,6 +6,7 @@
 #ifdef __KERNEL__
 # include <linux/cache.h>
 # include <linux/seqlock.h>
+# include <linux/math64.h>
 #endif
 
 #ifndef _STRUCT_TIMESPEC
@@ -169,18 +170,13 @@ extern struct timeval ns_to_timeval(const s64 nsec);
  * timespec_add_ns - Adds nanoseconds to a timespec
  * @a:		pointer to timespec to be incremented
  * @ns:		unsigned nanoseconds value to be added
+ *
+ * This must always be inlined because its used from the x86-64 vdso,
+ * which cannot call other kernel functions.
  */
-static inline void timespec_add_ns(struct timespec *a, u64 ns)
+static __always_inline void timespec_add_ns(struct timespec *a, u64 ns)
 {
-	ns += a->tv_nsec;
-	while(unlikely(ns >= NSEC_PER_SEC)) {
-		/* The following asm() prevents the compiler from
-		 * optimising this loop into a modulo operation.  */
-		asm("" : "+r"(ns));
-
-		ns -= NSEC_PER_SEC;
-		a->tv_sec++;
-	}
+	a->tv_sec += __iter_div_u64_rem(a->tv_nsec + ns, NSEC_PER_SEC, &ns);
 	a->tv_nsec = ns;
 }
 #endif /* __KERNEL__ */
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 7f7121f9c968..324a3b231d40 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -36,7 +36,7 @@
 #define N_6PACK		7
 #define N_MASC		8	/* Reserved for Mobitex module <kaz@cafe.net> */
 #define N_R3964		9	/* Reserved for Simatic R3964 module */
-#define N_PROFIBUS_FDL	10	/* Reserved for Profibus <Dave@mvhi.com> */
+#define N_PROFIBUS_FDL	10	/* Reserved for Profibus */
 #define N_IRDA		11	/* Linux IrDa - http://irda.sourceforge.net/ */
 #define N_SMSBLOCK	12	/* SMS block mode - for talking to GSM data */
 				/* cards about SMS messages */
diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h
index 9405aa6cdf26..38c0571820fb 100644
--- a/include/linux/virtio_net.h
+++ b/include/linux/virtio_net.h
@@ -38,7 +38,7 @@ struct virtio_net_hdr
 #define VIRTIO_NET_HDR_GSO_ECN		0x80	// TCP has ECN set
 	__u8 gso_type;
 	__u16 hdr_len;		/* Ethernet + IP + tcp/udp hdrs */
-	__u16 gso_size;		/* Bytes to append to gso_hdr_len per frame */
+	__u16 gso_size;		/* Bytes to append to hdr_len per frame */
 	__u16 csum_start;	/* Position to start checksumming from */
 	__u16 csum_offset;	/* Offset after that to place checksum */
 };