178 files changed, 3338 insertions, 4612 deletions

diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index f72914db2a11..756f831cbdd5 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -118,6 +118,7 @@ header-y += mtio.h
 header-y += ncp_no.h
 header-y += neighbour.h
 header-y += net_dropmon.h
+header-y += net_tstamp.h
 header-y += netfilter_arp.h
 header-y += netrom.h
 header-y += nfs2.h
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index dfcd920c3e54..b926afe8c03e 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -80,7 +80,7 @@ char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
 void __acpi_unmap_table(char *map, unsigned long size);
 int early_acpi_boot_init(void);
 int acpi_boot_init (void);
-int acpi_boot_table_init (void);
+void acpi_boot_table_init (void);
 int acpi_mps_check (void);
 int acpi_numa_init (void);
 
@@ -240,7 +240,7 @@ extern int pnpacpi_disabled;
 #define PXM_INVAL       (-1)
 #define NID_INVAL       (-1)
 
-int acpi_check_resource_conflict(struct resource *res);
+int acpi_check_resource_conflict(const struct resource *res);
 
 int acpi_check_region(resource_size_t start, resource_size_t n,
                       const char *name);
@@ -251,12 +251,19 @@ int acpi_check_mem_region(resource_size_t start, resource_size_t n,
 void __init acpi_no_s4_hw_signature(void);
 void __init acpi_old_suspend_ordering(void);
 void __init acpi_s4_no_nvs(void);
+void __init acpi_set_sci_en_on_resume(void);
 #endif /* CONFIG_PM_SLEEP */
 
+struct acpi_osc_context {
+        char *uuid_str; /* uuid string */
+        int rev;
+        struct acpi_buffer cap; /* arg2/arg3 */
+        struct acpi_buffer ret; /* free by caller if success */
+};
+
 #define OSC_QUERY_TYPE                  0
 #define OSC_SUPPORT_TYPE                1
 #define OSC_CONTROL_TYPE                2
-#define OSC_SUPPORT_MASKS               0x1f
 
 /* _OSC DW0 Definition */
 #define OSC_QUERY_ENABLE                1
@@ -265,12 +272,23 @@ void __init acpi_s4_no_nvs(void);
 #define OSC_INVALID_REVISION_ERROR      8
 #define OSC_CAPABILITIES_MASK_ERROR     16
 
+acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
+
+/* platform-wide _OSC bits */
+#define OSC_SB_PAD_SUPPORT              1
+#define OSC_SB_PPC_OST_SUPPORT          2
+#define OSC_SB_PR3_SUPPORT              4
+#define OSC_SB_CPUHP_OST_SUPPORT        8
+#define OSC_SB_APEI_SUPPORT             16
+
+/* PCI defined _OSC bits */
 /* _OSC DW1 Definition (OS Support Fields) */
 #define OSC_EXT_PCI_CONFIG_SUPPORT              1
 #define OSC_ACTIVE_STATE_PWR_SUPPORT            2
 #define OSC_CLOCK_PWR_CAPABILITY_SUPPORT        4
 #define OSC_PCI_SEGMENT_GROUPS_SUPPORT          8
 #define OSC_MSI_SUPPORT                         16
+#define OSC_PCI_SUPPORT_MASKS                   0x1f
 
 /* _OSC DW1 Definition (OS Control Fields) */
 #define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL       1
@@ -279,7 +297,7 @@ void __init acpi_s4_no_nvs(void);
 #define OSC_PCI_EXPRESS_AER_CONTROL             8
 #define OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL   16
 
-#define OSC_CONTROL_MASKS       (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL |    \
+#define OSC_PCI_CONTROL_MASKS   (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL |    \
                                 OSC_SHPC_NATIVE_HP_CONTROL |            \
                                 OSC_PCI_EXPRESS_PME_CONTROL |           \
                                 OSC_PCI_EXPRESS_AER_CONTROL |           \
@@ -303,9 +321,9 @@ static inline int acpi_boot_init(void)
         return 0;
 }
 
-static inline int acpi_boot_table_init(void)
+static inline void acpi_boot_table_init(void)
 {
-        return 0;
+        return;
 }
 
 static inline int acpi_mps_check(void)
diff --git a/include/linux/aio.h b/include/linux/aio.h
index aea219d7d8d1..811dbb369379 100644
--- a/include/linux/aio.h
+++ b/include/linux/aio.h
@@ -102,7 +102,6 @@ struct kiocb {
         } ki_obj;
 
         __u64                   ki_user_data;   /* user's data for completion */
-        wait_queue_t            ki_wait;
         loff_t                  ki_pos;
 
         void                    *private;
@@ -140,7 +139,6 @@ struct kiocb {
                 (x)->ki_dtor = NULL;                    \
                 (x)->ki_obj.tsk = tsk;                  \
                 (x)->ki_user_data = 0;                  \
-                init_wait((&(x)->ki_wait));             \
         } while (0)
 
 #define AIO_RING_MAGIC                  0xa10a10a1
@@ -223,8 +221,6 @@ struct mm_struct;
 static inline void exit_aio(struct mm_struct *mm) { }
 #endif /* CONFIG_AIO */
 
-#define io_wait_to_kiocb(wait) container_of(wait, struct kiocb, ki_wait)
-
 static inline struct kiocb *list_kiocb(struct list_head *h)
 {
         return list_entry(h, struct kiocb, ki_list);
diff --git a/include/linux/atmel-mci.h b/include/linux/atmel-mci.h
index 57b1846a3c87..3e09b345f4d6 100644
--- a/include/linux/atmel-mci.h
+++ b/include/linux/atmel-mci.h
@@ -3,8 +3,6 @@
 
 #define ATMEL_MCI_MAX_NR_SLOTS  2
 
-#include <linux/dw_dmac.h>
-
 /**
  * struct mci_slot_pdata - board-specific per-slot configuration
  * @bus_width: Number of data lines wired up the slot
@@ -34,7 +32,7 @@ struct mci_slot_pdata {
  * @slot: Per-slot configuration data.
  */
 struct mci_platform_data {
-        struct dw_dma_slave     dma_slave;
+        struct mci_dma_data     *dma_slave;
         struct mci_slot_pdata   slot[ATMEL_MCI_MAX_NR_SLOTS];
 };
 
diff --git a/include/linux/backlight.h b/include/linux/backlight.h
index 0f5f57858a23..8c4f884db6b4 100644
--- a/include/linux/backlight.h
+++ b/include/linux/backlight.h
@@ -36,18 +36,18 @@ struct backlight_device;
 struct fb_info;
 
 struct backlight_ops {
-        unsigned int options;
+        const unsigned int options;
 
 #define BL_CORE_SUSPENDRESUME   (1 << 0)
 
         /* Notify the backlight driver some property has changed */
-        int (*update_status)(struct backlight_device *);
+        int (* const update_status)(struct backlight_device *);
         /* Return the current backlight brightness (accounting for power,
            fb_blank etc.) */
-        int (*get_brightness)(struct backlight_device *);
+        int (* const get_brightness)(struct backlight_device *);
         /* Check if given framebuffer device is the one bound to this backlight;
            return 0 if not, !=0 if it is. If NULL, backlight always matches the fb. */
-        int (*check_fb)(struct fb_info *);
+        int (* const check_fb)(struct fb_info *);
 };
 
 /* This structure defines all the properties of a backlight */
@@ -86,7 +86,7 @@ struct backlight_device {
            registered this device has been unloaded, and if class_get_devdata()
            points to something in the body of that driver, it is also invalid. */
         struct mutex ops_lock;
-        struct backlight_ops *ops;
+        const struct backlight_ops *ops;
 
         /* The framebuffer notifier block */
         struct notifier_block fb_notif;
@@ -103,7 +103,7 @@ static inline void backlight_update_status(struct backlight_device *bd)
 }
 
 extern struct backlight_device *backlight_device_register(const char *name,
-        struct device *dev, void *devdata, struct backlight_ops *ops);
+        struct device *dev, void *devdata, const struct backlight_ops *ops);
 extern void backlight_device_unregister(struct backlight_device *bd);
 extern void backlight_force_update(struct backlight_device *bd,
                                    enum backlight_update_reason reason);
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index aece486ac734..89c6249fc561 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -68,6 +68,14 @@ struct linux_binprm{
 
 #define BINPRM_MAX_RECURSION 4
 
+/* Function parameter for binfmt->coredump */
+struct coredump_params {
+        long signr;
+        struct pt_regs *regs;
+        struct file *file;
+        unsigned long limit;
+};
+
 /*
  * This structure defines the functions that are used to load the binary formats that
  * linux accepts.
@@ -77,7 +85,7 @@ struct linux_binfmt {
         struct module *module;
         int (*load_binary)(struct linux_binprm *, struct  pt_regs * regs);
         int (*load_shlib)(struct file *);
-        int (*core_dump)(long signr, struct pt_regs *regs, struct file *file, unsigned long limit);
+        int (*core_dump)(struct coredump_params *cprm);
         unsigned long min_coredump;     /* minimal dump size */
         int hasvdso;
 };
@@ -101,6 +109,7 @@ extern int prepare_binprm(struct linux_binprm *);
 extern int __must_check remove_arg_zero(struct linux_binprm *);
 extern int search_binary_handler(struct linux_binprm *,struct pt_regs *);
 extern int flush_old_exec(struct linux_binprm * bprm);
+extern void setup_new_exec(struct linux_binprm * bprm);
 
 extern int suid_dumpable;
 #define SUID_DUMP_DISABLE       0       /* No setuid dumping */
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index 756d78b8c1c5..daf8c480c786 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -42,6 +42,9 @@
  * bitmap_empty(src, nbits)                     Are all bits zero in *src?
  * bitmap_full(src, nbits)                      Are all bits set in *src?
  * bitmap_weight(src, nbits)                    Hamming Weight: number set bits
+ * bitmap_set(dst, pos, nbits)                  Set specified bit area
+ * bitmap_clear(dst, pos, nbits)                Clear specified bit area
+ * bitmap_find_next_zero_area(buf, len, pos, n, mask)   Find bit free area
  * bitmap_shift_right(dst, src, n, nbits)       *dst = *src >> n
  * bitmap_shift_left(dst, src, n, nbits)        *dst = *src << n
  * bitmap_remap(dst, src, old, new, nbits)      *dst = map(old, new)(src)
@@ -108,6 +111,14 @@ extern int __bitmap_subset(const unsigned long *bitmap1,
                         const unsigned long *bitmap2, int bits);
 extern int __bitmap_weight(const unsigned long *bitmap, int bits);
 
+extern void bitmap_set(unsigned long *map, int i, int len);
+extern void bitmap_clear(unsigned long *map, int start, int nr);
+extern unsigned long bitmap_find_next_zero_area(unsigned long *map,
+                                         unsigned long size,
+                                         unsigned long start,
+                                         unsigned int nr,
+                                         unsigned long align_mask);
+
 extern int bitmap_scnprintf(char *buf, unsigned int len,
                         const unsigned long *src, int nbits);
 extern int __bitmap_parse(const char *buf, unsigned int buflen, int is_user,
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 784a919aa0d0..5c8018977efa 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -845,7 +845,6 @@ static inline struct request_queue *bdev_get_queue(struct block_device *bdev)
  * blk_rq_err_bytes()           : bytes left till the next error boundary
  * blk_rq_sectors()             : sectors left in the entire request
  * blk_rq_cur_sectors()         : sectors left in the current segment
- * blk_rq_err_sectors()         : sectors left till the next error boundary
  */
 static inline sector_t blk_rq_pos(const struct request *rq)
 {
@@ -874,11 +873,6 @@ static inline unsigned int blk_rq_cur_sectors(const struct request *rq)
         return blk_rq_cur_bytes(rq) >> 9;
 }
 
-static inline unsigned int blk_rq_err_sectors(const struct request *rq)
-{
-        return blk_rq_err_bytes(rq) >> 9;
-}
-
 /*
  * Request issue related functions.
  */
@@ -944,6 +938,8 @@ extern void blk_queue_io_opt(struct request_queue *q, unsigned int opt);
 extern void blk_set_default_limits(struct queue_limits *lim);
 extern int blk_stack_limits(struct queue_limits *t, struct queue_limits *b,
                             sector_t offset);
+extern int bdev_stack_limits(struct queue_limits *t, struct block_device *bdev,
+                            sector_t offset);
 extern void disk_stack_limits(struct gendisk *disk, struct block_device *bdev,
                               sector_t offset);
 extern void blk_queue_stack_limits(struct request_queue *t, struct request_queue *b);
@@ -1116,11 +1112,18 @@ static inline int queue_alignment_offset(struct request_queue *q)
         return q->limits.alignment_offset;
 }
 
+static inline int queue_limit_alignment_offset(struct queue_limits *lim, sector_t offset)
+{
+        unsigned int granularity = max(lim->physical_block_size, lim->io_min);
+
+        offset &= granularity - 1;
+        return (granularity + lim->alignment_offset - offset) & (granularity - 1);
+}
+
 static inline int queue_sector_alignment_offset(struct request_queue *q,
                                                 sector_t sector)
 {
-        return ((sector << 9) - q->limits.alignment_offset)
-                & (q->limits.io_min - 1);
+        return queue_limit_alignment_offset(&q->limits, sector << 9);
 }
 
 static inline int bdev_alignment_offset(struct block_device *bdev)
@@ -1147,8 +1150,11 @@ static inline int queue_discard_alignment(struct request_queue *q)
 static inline int queue_sector_discard_alignment(struct request_queue *q,
                                                  sector_t sector)
 {
-        return ((sector << 9) - q->limits.discard_alignment)
-                & (q->limits.discard_granularity - 1);
+        struct queue_limits *lim = &q->limits;
+        unsigned int alignment = (sector << 9) & (lim->discard_granularity - 1);
+
+        return (lim->discard_granularity + lim->discard_alignment - alignment)
+                & (lim->discard_granularity - 1);
 }
 
 static inline unsigned int queue_discard_zeroes_data(struct request_queue *q)
diff --git a/include/linux/can/dev.h b/include/linux/can/dev.h
index 1ed2a5cc03f5..3db7767d2a17 100644
--- a/include/linux/can/dev.h
+++ b/include/linux/can/dev.h
@@ -51,6 +51,15 @@ struct can_priv {
         struct sk_buff **echo_skb;
 };
 
+/*
+ * get_can_dlc(value) - helper macro to cast a given data length code (dlc)
+ * to __u8 and ensure the dlc value to be max. 8 bytes.
+ *
+ * To be used in the CAN netdriver receive path to ensure conformance with
+ * ISO 11898-1 Chapter 8.4.2.3 (DLC field)
+ */
+#define get_can_dlc(i)  (min_t(__u8, (i), 8))
+
 struct net_device *alloc_candev(int sizeof_priv, unsigned int echo_skb_max);
 void free_candev(struct net_device *dev);
 
diff --git a/include/linux/cs5535.h b/include/linux/cs5535.h
new file mode 100644
index 000000000000..d5a1d4810b80
--- /dev/null
+++ b/include/linux/cs5535.h
@@ -0,0 +1,172 @@
+/*
+ * AMD CS5535/CS5536 definitions
+ * Copyright (C) 2006  Advanced Micro Devices, Inc.
+ * Copyright (C) 2009  Andres Salomon <dilinger@collabora.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of version 2 of the GNU General Public License
+ * as published by the Free Software Foundation.
+ */
+
+#ifndef _CS5535_H
+#define _CS5535_H
+
+/* MSRs */
+#define MSR_GLIU_P2D_RO0        0x10000029
+
+#define MSR_LX_GLD_MSR_CONFIG   0x48002001
+#define MSR_LX_MSR_PADSEL       0x48002011      /* NOT 0x48000011; the data
+                                                 * sheet has the wrong value */
+#define MSR_GLCP_SYS_RSTPLL     0x4C000014
+#define MSR_GLCP_DOTPLL         0x4C000015
+
+#define MSR_LBAR_SMB            0x5140000B
+#define MSR_LBAR_GPIO           0x5140000C
+#define MSR_LBAR_MFGPT          0x5140000D
+#define MSR_LBAR_ACPI           0x5140000E
+#define MSR_LBAR_PMS            0x5140000F
+
+#define MSR_DIVIL_SOFT_RESET    0x51400017
+
+#define MSR_PIC_YSEL_LOW        0x51400020
+#define MSR_PIC_YSEL_HIGH       0x51400021
+#define MSR_PIC_ZSEL_LOW        0x51400022
+#define MSR_PIC_ZSEL_HIGH       0x51400023
+#define MSR_PIC_IRQM_LPC        0x51400025
+
+#define MSR_MFGPT_IRQ           0x51400028
+#define MSR_MFGPT_NR            0x51400029
+#define MSR_MFGPT_SETUP         0x5140002B
+
+#define MSR_LX_SPARE_MSR        0x80000011      /* DC-specific */
+
+#define MSR_GX_GLD_MSR_CONFIG   0xC0002001
+#define MSR_GX_MSR_PADSEL       0xC0002011
+
+/* resource sizes */
+#define LBAR_GPIO_SIZE          0xFF
+#define LBAR_MFGPT_SIZE         0x40
+#define LBAR_ACPI_SIZE          0x40
+#define LBAR_PMS_SIZE           0x80
+
+/* VSA2 magic values */
+#define VSA_VRC_INDEX           0xAC1C
+#define VSA_VRC_DATA            0xAC1E
+#define VSA_VR_UNLOCK           0xFC53  /* unlock virtual register */
+#define VSA_VR_SIGNATURE        0x0003
+#define VSA_VR_MEM_SIZE         0x0200
+#define AMD_VSA_SIG             0x4132  /* signature is ascii 'VSA2' */
+#define GSW_VSA_SIG             0x534d  /* General Software signature */
+
+#include <linux/io.h>
+
+static inline int cs5535_has_vsa2(void)
+{
+        static int has_vsa2 = -1;
+
+        if (has_vsa2 == -1) {
+                uint16_t val;
+
+                /*
+                 * The VSA has virtual registers that we can query for a
+                 * signature.
+                 */
+                outw(VSA_VR_UNLOCK, VSA_VRC_INDEX);
+                outw(VSA_VR_SIGNATURE, VSA_VRC_INDEX);
+
+                val = inw(VSA_VRC_DATA);
+                has_vsa2 = (val == AMD_VSA_SIG || val == GSW_VSA_SIG);
+        }
+
+        return has_vsa2;
+}
+
+/* GPIOs */
+#define GPIO_OUTPUT_VAL         0x00
+#define GPIO_OUTPUT_ENABLE      0x04
+#define GPIO_OUTPUT_OPEN_DRAIN  0x08
+#define GPIO_OUTPUT_INVERT      0x0C
+#define GPIO_OUTPUT_AUX1        0x10
+#define GPIO_OUTPUT_AUX2        0x14
+#define GPIO_PULL_UP            0x18
+#define GPIO_PULL_DOWN          0x1C
+#define GPIO_INPUT_ENABLE       0x20
+#define GPIO_INPUT_INVERT       0x24
+#define GPIO_INPUT_FILTER       0x28
+#define GPIO_INPUT_EVENT_COUNT  0x2C
+#define GPIO_READ_BACK          0x30
+#define GPIO_INPUT_AUX1         0x34
+#define GPIO_EVENTS_ENABLE      0x38
+#define GPIO_LOCK_ENABLE        0x3C
+#define GPIO_POSITIVE_EDGE_EN   0x40
+#define GPIO_NEGATIVE_EDGE_EN   0x44
+#define GPIO_POSITIVE_EDGE_STS  0x48
+#define GPIO_NEGATIVE_EDGE_STS  0x4C
+
+#define GPIO_MAP_X              0xE0
+#define GPIO_MAP_Y              0xE4
+#define GPIO_MAP_Z              0xE8
+#define GPIO_MAP_W              0xEC
+
+void cs5535_gpio_set(unsigned offset, unsigned int reg);
+void cs5535_gpio_clear(unsigned offset, unsigned int reg);
+int cs5535_gpio_isset(unsigned offset, unsigned int reg);
+
+/* MFGPTs */
+
+#define MFGPT_MAX_TIMERS        8
+#define MFGPT_TIMER_ANY         (-1)
+
+#define MFGPT_DOMAIN_WORKING    1
+#define MFGPT_DOMAIN_STANDBY    2
+#define MFGPT_DOMAIN_ANY        (MFGPT_DOMAIN_WORKING | MFGPT_DOMAIN_STANDBY)
+
+#define MFGPT_CMP1              0
+#define MFGPT_CMP2              1
+
+#define MFGPT_EVENT_IRQ         0
+#define MFGPT_EVENT_NMI         1
+#define MFGPT_EVENT_RESET       3
+
+#define MFGPT_REG_CMP1          0
+#define MFGPT_REG_CMP2          2
+#define MFGPT_REG_COUNTER       4
+#define MFGPT_REG_SETUP         6
+
+#define MFGPT_SETUP_CNTEN       (1 << 15)
+#define MFGPT_SETUP_CMP2        (1 << 14)
+#define MFGPT_SETUP_CMP1        (1 << 13)
+#define MFGPT_SETUP_SETUP       (1 << 12)
+#define MFGPT_SETUP_STOPEN      (1 << 11)
+#define MFGPT_SETUP_EXTEN       (1 << 10)
+#define MFGPT_SETUP_REVEN       (1 << 5)
+#define MFGPT_SETUP_CLKSEL      (1 << 4)
+
+struct cs5535_mfgpt_timer;
+
+extern uint16_t cs5535_mfgpt_read(struct cs5535_mfgpt_timer *timer,
+                uint16_t reg);
+extern void cs5535_mfgpt_write(struct cs5535_mfgpt_timer *timer, uint16_t reg,
+                uint16_t value);
+
+extern int cs5535_mfgpt_toggle_event(struct cs5535_mfgpt_timer *timer, int cmp,
+                int event, int enable);
+extern int cs5535_mfgpt_set_irq(struct cs5535_mfgpt_timer *timer, int cmp,
+                int *irq, int enable);
+extern struct cs5535_mfgpt_timer *cs5535_mfgpt_alloc_timer(int timer,
+                int domain);
+extern void cs5535_mfgpt_free_timer(struct cs5535_mfgpt_timer *timer);
+
+static inline int cs5535_mfgpt_setup_irq(struct cs5535_mfgpt_timer *timer,
+                int cmp, int *irq)
+{
+        return cs5535_mfgpt_set_irq(timer, cmp, irq, 1);
+}
+
+static inline int cs5535_mfgpt_release_irq(struct cs5535_mfgpt_timer *timer,
+                int cmp, int *irq)
+{
+        return cs5535_mfgpt_set_irq(timer, cmp, irq, 0);
+}
+
+#endif
diff --git a/include/linux/ctype.h b/include/linux/ctype.h
index afa36392297a..a3d6ee0044f9 100644
--- a/include/linux/ctype.h
+++ b/include/linux/ctype.h
@@ -15,7 +15,7 @@
 #define _X      0x40    /* hex digit */
 #define _SP     0x80    /* hard space (0x20) */
 
-extern unsigned char _ctype[];
+extern const unsigned char _ctype[];
 
 #define __ismask(x) (_ctype[(int)(unsigned char)(x)])
 
@@ -27,6 +27,7 @@ extern unsigned char _ctype[];
 #define islower(c)      ((__ismask(c)&(_L)) != 0)
 #define isprint(c)      ((__ismask(c)&(_P|_U|_L|_D|_SP)) != 0)
 #define ispunct(c)      ((__ismask(c)&(_P)) != 0)
+/* Note: isspace() must return false for %NUL-terminator */
 #define isspace(c)      ((__ismask(c)&(_S)) != 0)
 #define isupper(c)      ((__ismask(c)&(_U)) != 0)
 #define isxdigit(c)     ((__ismask(c)&(_D|_X)) != 0)
diff --git a/include/linux/decompress/mm.h b/include/linux/decompress/mm.h
index 12ff8c3f1d05..5032b9a31ae7 100644
--- a/include/linux/decompress/mm.h
+++ b/include/linux/decompress/mm.h
@@ -25,7 +25,7 @@ static void *malloc(int size)
         void *p;
 
         if (size < 0)
-                error("Malloc error");
+                return NULL;
         if (!malloc_ptr)
                 malloc_ptr = free_mem_ptr;
 
@@ -35,7 +35,7 @@ static void *malloc(int size)
         malloc_ptr += size;
 
         if (free_mem_end_ptr && malloc_ptr >= free_mem_end_ptr)
-                error("Out of memory");
+                return NULL;
 
         malloc_count++;
         return p;
diff --git a/include/linux/decompress/unlzo.h b/include/linux/decompress/unlzo.h
new file mode 100644
index 000000000000..987229752519
--- /dev/null
+++ b/include/linux/decompress/unlzo.h
@@ -0,0 +1,10 @@
+#ifndef DECOMPRESS_UNLZO_H
+#define DECOMPRESS_UNLZO_H
+
+int unlzo(unsigned char *inbuf, int len,
+        int(*fill)(void*, unsigned int),
+        int(*flush)(void*, unsigned int),
+        unsigned char *output,
+        int *pos,
+        void(*error)(char *x));
+#endif
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index df7607e6dce8..d4c9c0b88adc 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -235,7 +235,7 @@ void dm_uevent_add(struct mapped_device *md, struct list_head *elist);
 const char *dm_device_name(struct mapped_device *md);
 int dm_copy_name_and_uuid(struct mapped_device *md, char *name, char *uuid);
 struct gendisk *dm_disk(struct mapped_device *md);
-int dm_suspended(struct mapped_device *md);
+int dm_suspended(struct dm_target *ti);
 int dm_noflush_suspending(struct dm_target *ti);
 union map_info *dm_get_mapinfo(struct bio *bio);
 union map_info *dm_get_rq_mapinfo(struct request *rq);
@@ -276,7 +276,7 @@ void dm_table_unplug_all(struct dm_table *t);
 /*
  * Table reference counting.
  */
-struct dm_table *dm_get_table(struct mapped_device *md);
+struct dm_table *dm_get_live_table(struct mapped_device *md);
 void dm_table_get(struct dm_table *t);
 void dm_table_put(struct dm_table *t);
 
@@ -295,8 +295,10 @@ void dm_table_event(struct dm_table *t);
 
 /*
  * The device must be suspended before calling this method.
+ * Returns the previous table, which the caller must destroy.
  */
-int dm_swap_table(struct mapped_device *md, struct dm_table *t);
+struct dm_table *dm_swap_table(struct mapped_device *md,
+                               struct dm_table *t);
 
 /*
  * A wrapper around vmalloc.
diff --git a/include/linux/device.h b/include/linux/device.h
index 2a73d9bcbc9c..a62799f2ab00 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -166,9 +166,9 @@ struct driver_attribute driver_attr_##_name =		\
         __ATTR(_name, _mode, _show, _store)
 
 extern int __must_check driver_create_file(struct device_driver *driver,
-                                           struct driver_attribute *attr);
+                                        const struct driver_attribute *attr);
 extern void driver_remove_file(struct device_driver *driver,
-                               struct driver_attribute *attr);
+                               const struct driver_attribute *attr);
 
 extern int __must_check driver_add_kobj(struct device_driver *drv,
                                         struct kobject *kobj,
@@ -319,13 +319,13 @@ struct device_attribute {
 struct device_attribute dev_attr_##_name = __ATTR(_name, _mode, _show, _store)
 
 extern int __must_check device_create_file(struct device *device,
-                                           struct device_attribute *entry);
+                                        const struct device_attribute *entry);
 extern void device_remove_file(struct device *dev,
-                               struct device_attribute *attr);
+                               const struct device_attribute *attr);
 extern int __must_check device_create_bin_file(struct device *dev,
-                                               struct bin_attribute *attr);
+                                        const struct bin_attribute *attr);
 extern void device_remove_bin_file(struct device *dev,
-                                   struct bin_attribute *attr);
+                                   const struct bin_attribute *attr);
 extern int device_schedule_callback_owner(struct device *dev,
                 void (*func)(struct device *dev), struct module *owner);
 
diff --git a/include/linux/dm-dirty-log.h b/include/linux/dm-dirty-log.h
index 5e8b11d88f6f..7084503c3405 100644
--- a/include/linux/dm-dirty-log.h
+++ b/include/linux/dm-dirty-log.h
@@ -21,6 +21,7 @@ struct dm_dirty_log_type;
 
 struct dm_dirty_log {
         struct dm_dirty_log_type *type;
+        int (*flush_callback_fn)(struct dm_target *ti);
         void *context;
 };
 
@@ -136,8 +137,9 @@ int dm_dirty_log_type_unregister(struct dm_dirty_log_type *type);
  * type->constructor/destructor() directly.
  */
 struct dm_dirty_log *dm_dirty_log_create(const char *type_name,
-                                         struct dm_target *ti,
-                                         unsigned argc, char **argv);
+                        struct dm_target *ti,
+                        int (*flush_callback_fn)(struct dm_target *ti),
+                        unsigned argc, char **argv);
 void dm_dirty_log_destroy(struct dm_dirty_log *log);
 
 #endif  /* __KERNEL__ */
diff --git a/include/linux/dm-ioctl.h b/include/linux/dm-ioctl.h
index 2ab84c83c31a..aa95508d2f95 100644
--- a/include/linux/dm-ioctl.h
+++ b/include/linux/dm-ioctl.h
@@ -1,6 +1,6 @@
 /*
  * Copyright (C) 2001 - 2003 Sistina Software (UK) Limited.
- * Copyright (C) 2004 - 2005 Red Hat, Inc. All rights reserved.
+ * Copyright (C) 2004 - 2009 Red Hat, Inc. All rights reserved.
  *
  * This file is released under the LGPL.
  */
@@ -266,9 +266,9 @@ enum {
 #define DM_DEV_SET_GEOMETRY     _IOWR(DM_IOCTL, DM_DEV_SET_GEOMETRY_CMD, struct dm_ioctl)
 
 #define DM_VERSION_MAJOR        4
-#define DM_VERSION_MINOR        15
+#define DM_VERSION_MINOR        16
 #define DM_VERSION_PATCHLEVEL   0
-#define DM_VERSION_EXTRA        "-ioctl (2009-04-01)"
+#define DM_VERSION_EXTRA        "-ioctl (2009-11-05)"
 
 /* Status bits */
 #define DM_READONLY_FLAG        (1 << 0) /* In/Out */
@@ -309,4 +309,11 @@ enum {
  */
 #define DM_NOFLUSH_FLAG         (1 << 11) /* In */
 
+/*
+ * If set, any table information returned will relate to the inactive
+ * table instead of the live one.  Always check DM_INACTIVE_PRESENT_FLAG
+ * is set before using the data returned.
+ */
+#define DM_QUERY_INACTIVE_TABLE_FLAG    (1 << 12) /* In */
+
 #endif                          /* _LINUX_DM_IOCTL_H */
diff --git a/include/linux/dm-region-hash.h b/include/linux/dm-region-hash.h
index a9e652a41373..9e2a7a401df5 100644
--- a/include/linux/dm-region-hash.h
+++ b/include/linux/dm-region-hash.h
@@ -78,8 +78,7 @@ void dm_rh_dec(struct dm_region_hash *rh, region_t region);
 /* Delay bios on regions. */
 void dm_rh_delay(struct dm_region_hash *rh, struct bio *bio);
 
-void dm_rh_mark_nosync(struct dm_region_hash *rh,
-                       struct bio *bio, unsigned done, int error);
+void dm_rh_mark_nosync(struct dm_region_hash *rh, struct bio *bio);
 
 /*
  * Region recovery control.
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 2b9f2ac7ed60..78784982b33e 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -74,7 +74,7 @@ enum dma_transaction_type {
  *  control completion, and communicate status.
  * @DMA_PREP_INTERRUPT - trigger an interrupt (callback) upon completion of
  *  this transaction
- * @DMA_CTRL_ACK - the descriptor cannot be reused until the client
+ * @DMA_CTRL_ACK - if clear, the descriptor cannot be reused until the client
  *  acknowledges receipt, i.e. has has a chance to establish any dependency
  *  chains
  * @DMA_COMPL_SKIP_SRC_UNMAP - set to disable dma-unmapping the source buffer(s)
diff --git a/include/linux/drbd.h b/include/linux/drbd.h
index e84f4733cb55..78962272338a 100644
--- a/include/linux/drbd.h
+++ b/include/linux/drbd.h
@@ -53,7 +53,7 @@
 
 
 extern const char *drbd_buildtag(void);
-#define REL_VERSION "8.3.6"
+#define REL_VERSION "8.3.7"
 #define API_VERSION 88
 #define PRO_VERSION_MIN 86
 #define PRO_VERSION_MAX 91
diff --git a/include/linux/drbd_nl.h b/include/linux/drbd_nl.h
index db5721ad50d1..a4d82f895994 100644
--- a/include/linux/drbd_nl.h
+++ b/include/linux/drbd_nl.h
@@ -69,6 +69,7 @@ NL_PACKET(disconnect, 6, )
 
 NL_PACKET(resize, 7,
         NL_INT64(               29,     T_MAY_IGNORE,   resize_size)
+        NL_BIT(                 68,     T_MAY_IGNORE,   resize_force)
 )
 
 NL_PACKET(syncer_conf, 8,
diff --git a/include/linux/dst.h b/include/linux/dst.h
deleted file mode 100644
index e26fed84b1aa..000000000000
--- a/include/linux/dst.h
+++ /dev/null
@@ -1,587 +0,0 @@
-/*
- * 2007+ Copyright (c) Evgeniy Polyakov <johnpol@2ka.mipt.ru>
- * All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#ifndef __DST_H
-#define __DST_H
-
-#include <linux/types.h>
-#include <linux/connector.h>
-
-#define DST_NAMELEN             32
-#define DST_NAME                "dst"
-
-enum {
-        /* Remove node with given id from storage */
-        DST_DEL_NODE    = 0,
-        /* Add remote node with given id to the storage */
-        DST_ADD_REMOTE,
-        /* Add local node with given id to the storage to be exported and used by remote peers */
-        DST_ADD_EXPORT,
-        /* Crypto initialization command (hash/cipher used to protect the connection) */
-        DST_CRYPTO,
-        /* Security attributes for given connection (permissions for example) */
-        DST_SECURITY,
-        /* Register given node in the block layer subsystem */
-        DST_START,
-        DST_CMD_MAX
-};
-
-struct dst_ctl
-{
-        /* Storage name */
-        char                    name[DST_NAMELEN];
-        /* Command flags */
-        __u32                   flags;
-        /* Command itself (see above) */
-        __u32                   cmd;
-        /* Maximum number of pages per single request in this device */
-        __u32                   max_pages;
-        /* Stale/error transaction scanning timeout in milliseconds */
-        __u32                   trans_scan_timeout;
-        /* Maximum number of retry sends before completing transaction as broken */
-        __u32                   trans_max_retries;
-        /* Storage size */
-        __u64                   size;
-};
-
-/* Reply command carries completion status */
-struct dst_ctl_ack
-{
-        struct cn_msg           msg;
-        int                     error;
-        int                     unused[3];
-};
-
-/*
- * Unfortunaltely socket address structure is not exported to userspace
- * and is redefined there.
- */
-#define SADDR_MAX_DATA  128
-
-struct saddr {
-        /* address family, AF_xxx       */
-        unsigned short          sa_family;
-        /* 14 bytes of protocol address */
-        char                    sa_data[SADDR_MAX_DATA];
-        /* Number of bytes used in sa_data */
-        unsigned short          sa_data_len;
-};
-
-/* Address structure */
-struct dst_network_ctl
-{
-        /* Socket type: datagram, stream...*/
-        unsigned int            type;
-        /* Let me guess, is it a Jupiter diameter? */
-        unsigned int            proto;
-        /* Peer's address */
-        struct saddr            addr;
-};
-
-struct dst_crypto_ctl
-{
-        /* Cipher and hash names */
-        char                    cipher_algo[DST_NAMELEN];
-        char                    hash_algo[DST_NAMELEN];
-
-        /* Key sizes. Can be zero for digest for example */
-        unsigned int            cipher_keysize, hash_keysize;
-        /* Alignment. Calculated by the DST itself. */
-        unsigned int            crypto_attached_size;
-        /* Number of threads to perform crypto operations */
-        int                     thread_num;
-};
-
-/* Export security attributes have this bits checked in when client connects */
-#define DST_PERM_READ           (1<<0)
-#define DST_PERM_WRITE          (1<<1)
-
-/*
- * Right now it is simple model, where each remote address
- * is assigned to set of permissions it is allowed to perform.
- * In real world block device does not know anything but
- * reading and writing, so it should be more than enough.
- */
-struct dst_secure_user
-{
-        unsigned int            permissions;
-        struct saddr            addr;
-};
-
-/*
- * Export control command: device to export and network address to accept
- * clients to work with given device
- */
-struct dst_export_ctl
-{
-        char                    device[DST_NAMELEN];
-        struct dst_network_ctl  ctl;
-};
-
-enum {
-        DST_CFG = 1,            /* Request remote configuration */
-        DST_IO,                 /* IO command */
-        DST_IO_RESPONSE,        /* IO response */
-        DST_PING,               /* Keepalive message */
-        DST_NCMD_MAX,
-};
-
-struct dst_cmd
-{
-        /* Network command itself, see above */
-        __u32                   cmd;
-        /*
-         * Size of the attached data
-         * (in most cases, for READ command it means how many bytes were requested)
-         */
-        __u32                   size;
-        /* Crypto size: number of attached bytes with digest/hmac */
-        __u32                   csize;
-        /* Here we can carry secret data */
-        __u32                   reserved;
-        /* Read/write bits, see how they are encoded in bio structure */
-        __u64                   rw;
-        /* BIO flags */
-        __u64                   flags;
-        /* Unique command id (like transaction ID) */
-        __u64                   id;
-        /* Sector to start IO from */
-        __u64                   sector;
-        /* Hash data is placed after this header */
-        __u8                    hash[0];
-};
-
-/*
- * Convert command to/from network byte order.
- * We do not use hton*() functions, since there is
- * no 64-bit implementation.
- */
-static inline void dst_convert_cmd(struct dst_cmd *c)
-{
-        c->cmd = __cpu_to_be32(c->cmd);
-        c->csize = __cpu_to_be32(c->csize);
-        c->size = __cpu_to_be32(c->size);
-        c->sector = __cpu_to_be64(c->sector);
-        c->id = __cpu_to_be64(c->id);
-        c->flags = __cpu_to_be64(c->flags);
-        c->rw = __cpu_to_be64(c->rw);
-}
-
-/* Transaction id */
-typedef __u64 dst_gen_t;
-
-#ifdef __KERNEL__
-
-#include <linux/blkdev.h>
-#include <linux/bio.h>
-#include <linux/device.h>
-#include <linux/mempool.h>
-#include <linux/net.h>
-#include <linux/poll.h>
-#include <linux/rbtree.h>
-
-#ifdef CONFIG_DST_DEBUG
-#define dprintk(f, a...) printk(KERN_NOTICE f, ##a)
-#else
-static inline void __attribute__ ((format (printf, 1, 2)))
-        dprintk(const char *fmt, ...) {}
-#endif
-
-struct dst_node;
-
-struct dst_trans
-{
-        /* DST node we are working with */
-        struct dst_node         *n;
-
-        /* Entry inside transaction tree */
-        struct rb_node          trans_entry;
-
-        /* Merlin kills this transaction when this memory cell equals zero */
-        atomic_t                refcnt;
-
-        /* How this transaction should be processed by crypto engine */
-        short                   enc;
-        /* How many times this transaction was resent */
-        short                   retries;
-        /* Completion status */
-        int                     error;
-
-        /* When did we send it to the remote peer */
-        long                    send_time;
-
-        /* My name is...
-         * Well, computers does not speak, they have unique id instead */
-        dst_gen_t               gen;
-
-        /* Block IO we are working with */
-        struct bio              *bio;
-
-        /* Network command for above block IO request */
-        struct dst_cmd          cmd;
-};
-
-struct dst_crypto_engine
-{
-        /* What should we do with all block requests */
-        struct crypto_hash      *hash;
-        struct crypto_ablkcipher        *cipher;
-
-        /* Pool of pages used to encrypt data into before sending */
-        int                     page_num;
-        struct page             **pages;
-
-        /* What to do with current request */
-        int                     enc;
-        /* Who we are and where do we go */
-        struct scatterlist      *src, *dst;
-
-        /* Maximum timeout waiting for encryption to be completed */
-        long                    timeout;
-        /* IV is a 64-bit sequential counter */
-        u64                     iv;
-
-        /* Secret data */
-        void                    *private;
-
-        /* Cached temporary data lives here */
-        int                     size;
-        void                    *data;
-};
-
-struct dst_state
-{
-        /* The main state protection */
-        struct mutex            state_lock;
-
-        /* Polling machinery for sockets */
-        wait_queue_t            wait;
-        wait_queue_head_t       *whead;
-        /* Most of events are being waited here */
-        wait_queue_head_t       thread_wait;
-
-        /* Who owns this? */
-        struct dst_node         *node;
-
-        /* Network address for this state */
-        struct dst_network_ctl  ctl;
-
-        /* Permissions to work with: read-only or rw connection */
-        u32                     permissions;
-
-        /* Called when we need to clean private data */
-        void                    (* cleanup)(struct dst_state *st);
-
-        /* Used by the server: BIO completion queues BIOs here */
-        struct list_head        request_list;
-        spinlock_t              request_lock;
-
-        /* Guess what? No, it is not number of planets */
-        atomic_t                refcnt;
-
-        /* This flags is set when connection should be dropped */
-        int                     need_exit;
-
-        /*
-         * Socket to work with. Second pointer is used for
-         * lockless check if socket was changed before performing
-         * next action (like working with cached polling result)
-         */
-        struct socket           *socket, *read_socket;
-
-        /* Cached preallocated data */
-        void                    *data;
-        unsigned int            size;
-
-        /* Currently processed command */
-        struct dst_cmd          cmd;
-};
-
-struct dst_info
-{
-        /* Device size */
-        u64                     size;
-
-        /* Local device name for export devices */
-        char                    local[DST_NAMELEN];
-
-        /* Network setup */
-        struct dst_network_ctl  net;
-
-        /* Sysfs bits use this */
-        struct device           device;
-};
-
-struct dst_node
-{
-        struct list_head        node_entry;
-
-        /* Hi, my name is stored here */
-        char                    name[DST_NAMELEN];
-        /* My cache name is stored here */
-        char                    cache_name[DST_NAMELEN];
-
-        /* Block device attached to given node.
-         * Only valid for exporting nodes */
-        struct block_device     *bdev;
-        /* Network state machine for given peer */
-        struct dst_state        *state;
-
-        /* Block IO machinery */
-        struct request_queue    *queue;
-        struct gendisk          *disk;
-
-        /* Number of threads in processing pool */
-        int                     thread_num;
-        /* Maximum number of pages in single IO */
-        int                     max_pages;
-
-        /* I'm that big in bytes */
-        loff_t                  size;
-
-        /* Exported to userspace node information */
-        struct dst_info         *info;
-
-        /*
-         * Security attribute list.
-         * Used only by exporting node currently.
-         */
-        struct list_head        security_list;
-        struct mutex            security_lock;
-
-        /*
-         * When this unerflows below zero, university collapses.
-         * But this will not happen, since node will be freed,
-         * when reference counter reaches zero.
-         */
-        atomic_t                refcnt;
-
-        /* How precisely should I be started? */
-        int                     (*start)(struct dst_node *);
-
-        /* Crypto capabilities */
-        struct dst_crypto_ctl   crypto;
-        u8                      *hash_key;
-        u8                      *cipher_key;
-
-        /* Pool of processing thread */
-        struct thread_pool      *pool;
-
-        /* Transaction IDs live here */
-        atomic_long_t           gen;
-
-        /*
-         * How frequently and how many times transaction
-         * tree should be scanned to drop stale objects.
-         */
-        long                    trans_scan_timeout;
-        int                     trans_max_retries;
-
-        /* Small gnomes live here */
-        struct rb_root          trans_root;
-        struct mutex            trans_lock;
-
-        /*
-         * Transaction cache/memory pool.
-         * It is big enough to contain not only transaction
-         * itself, but additional crypto data (digest/hmac).
-         */
-        struct kmem_cache       *trans_cache;
-        mempool_t               *trans_pool;
-
-        /* This entity scans transaction tree */
-        struct delayed_work     trans_work;
-
-        wait_queue_head_t       wait;
-};
-
-/* Kernel representation of the security attribute */
-struct dst_secure
-{
-        struct list_head        sec_entry;
-        struct dst_secure_user  sec;
-};
-
-int dst_process_bio(struct dst_node *n, struct bio *bio);
-
-int dst_node_init_connected(struct dst_node *n, struct dst_network_ctl *r);
-int dst_node_init_listened(struct dst_node *n, struct dst_export_ctl *le);
-
-static inline struct dst_state *dst_state_get(struct dst_state *st)
-{
-        BUG_ON(atomic_read(&st->refcnt) == 0);
-        atomic_inc(&st->refcnt);
-        return st;
-}
-
-void dst_state_put(struct dst_state *st);
-
-struct dst_state *dst_state_alloc(struct dst_node *n);
-int dst_state_socket_create(struct dst_state *st);
-void dst_state_socket_release(struct dst_state *st);
-
-void dst_state_exit_connected(struct dst_state *st);
-
-int dst_state_schedule_receiver(struct dst_state *st);
-
-void dst_dump_addr(struct socket *sk, struct sockaddr *sa, char *str);
-
-static inline void dst_state_lock(struct dst_state *st)
-{
-        mutex_lock(&st->state_lock);
-}
-
-static inline void dst_state_unlock(struct dst_state *st)
-{
-        mutex_unlock(&st->state_lock);
-}
-
-void dst_poll_exit(struct dst_state *st);
-int dst_poll_init(struct dst_state *st);
-
-static inline unsigned int dst_state_poll(struct dst_state *st)
-{
-        unsigned int revents = POLLHUP | POLLERR;
-
-        dst_state_lock(st);
-        if (st->socket)
-                revents = st->socket->ops->poll(NULL, st->socket, NULL);
-        dst_state_unlock(st);
-
-        return revents;
-}
-
-static inline int dst_thread_setup(void *private, void *data)
-{
-        return 0;
-}
-
-void dst_node_put(struct dst_node *n);
-
-static inline struct dst_node *dst_node_get(struct dst_node *n)
-{
-        atomic_inc(&n->refcnt);
-        return n;
-}
-
-int dst_data_recv(struct dst_state *st, void *data, unsigned int size);
-int dst_recv_cdata(struct dst_state *st, void *cdata);
-int dst_data_send_header(struct socket *sock,
-                void *data, unsigned int size, int more);
-
-int dst_send_bio(struct dst_state *st, struct dst_cmd *cmd, struct bio *bio);
-
-int dst_process_io(struct dst_state *st);
-int dst_export_crypto(struct dst_node *n, struct bio *bio);
-int dst_export_send_bio(struct bio *bio);
-int dst_start_export(struct dst_node *n);
-
-int __init dst_export_init(void);
-void dst_export_exit(void);
-
-/* Private structure for export block IO requests */
-struct dst_export_priv
-{
-        struct list_head                request_entry;
-        struct dst_state                *state;
-        struct bio                      *bio;
-        struct dst_cmd                  cmd;
-};
-
-static inline void dst_trans_get(struct dst_trans *t)
-{
-        atomic_inc(&t->refcnt);
-}
-
-struct dst_trans *dst_trans_search(struct dst_node *node, dst_gen_t gen);
-int dst_trans_remove(struct dst_trans *t);
-int dst_trans_remove_nolock(struct dst_trans *t);
-void dst_trans_put(struct dst_trans *t);
-
-/*
- * Convert bio into network command.
- */
-static inline void dst_bio_to_cmd(struct bio *bio, struct dst_cmd *cmd,
-                u32 command, u64 id)
-{
-        cmd->cmd = command;
-        cmd->flags = (bio->bi_flags << BIO_POOL_BITS) >> BIO_POOL_BITS;
-        cmd->rw = bio->bi_rw;
-        cmd->size = bio->bi_size;
-        cmd->csize = 0;
-        cmd->id = id;
-        cmd->sector = bio->bi_sector;
-};
-
-int dst_trans_send(struct dst_trans *t);
-int dst_trans_crypto(struct dst_trans *t);
-
-int dst_node_crypto_init(struct dst_node *n, struct dst_crypto_ctl *ctl);
-void dst_node_crypto_exit(struct dst_node *n);
-
-static inline int dst_need_crypto(struct dst_node *n)
-{
-        struct dst_crypto_ctl *c = &n->crypto;
-        /*
-         * Logical OR is appropriate here, but boolean one produces
-         * more optimal code, so it is used instead.
-         */
-        return (c->hash_algo[0] | c->cipher_algo[0]);
-}
-
-int dst_node_trans_init(struct dst_node *n, unsigned int size);
-void dst_node_trans_exit(struct dst_node *n);
-
-/*
- * Pool of threads.
- * Ready list contains threads currently free to be used,
- * active one contains threads with some work scheduled for them.
- * Caller can wait in given queue when thread is ready.
- */
-struct thread_pool
-{
-        int                     thread_num;
-        struct mutex            thread_lock;
-        struct list_head        ready_list, active_list;
-
-        wait_queue_head_t       wait;
-};
-
-void thread_pool_del_worker(struct thread_pool *p);
-void thread_pool_del_worker_id(struct thread_pool *p, unsigned int id);
-int thread_pool_add_worker(struct thread_pool *p,
-                char *name,
-                unsigned int id,
-                void *(* init)(void *data),
-                void (* cleanup)(void *data),
-                void *data);
-
-void thread_pool_destroy(struct thread_pool *p);
-struct thread_pool *thread_pool_create(int num, char *name,
-                void *(* init)(void *data),
-                void (* cleanup)(void *data),
-                void *data);
-
-int thread_pool_schedule(struct thread_pool *p,
-                int (* setup)(void *stored_private, void *setup_data),
-                int (* action)(void *stored_private, void *setup_data),
-                void *setup_data, long timeout);
-int thread_pool_schedule_private(struct thread_pool *p,
-                int (* setup)(void *private, void *data),
-                int (* action)(void *private, void *data),
-                void *data, long timeout, void *id);
-
-#endif /* __KERNEL__ */
-#endif /* __DST_H */
diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h
index a0d9422a1569..f8c2e1767500 100644
--- a/include/linux/dynamic_debug.h
+++ b/include/linux/dynamic_debug.h
@@ -57,8 +57,7 @@ extern int ddebug_remove_module(char *mod_name);
         { KBUILD_MODNAME, __func__, __FILE__, fmt, DEBUG_HASH,  \
                 DEBUG_HASH2, __LINE__, _DPRINTK_FLAGS_DEFAULT };        \
         if (__dynamic_dbg_enabled(descriptor))                          \
-                printk(KERN_DEBUG KBUILD_MODNAME ":" pr_fmt(fmt),       \
-                                ##__VA_ARGS__);                         \
+                printk(KERN_DEBUG pr_fmt(fmt),  ##__VA_ARGS__);         \
         } while (0)
 
 
@@ -69,9 +68,7 @@ extern int ddebug_remove_module(char *mod_name);
         { KBUILD_MODNAME, __func__, __FILE__, fmt, DEBUG_HASH,  \
                 DEBUG_HASH2, __LINE__, _DPRINTK_FLAGS_DEFAULT };        \
         if (__dynamic_dbg_enabled(descriptor))                          \
-                        dev_printk(KERN_DEBUG, dev,                     \
-                                        KBUILD_MODNAME ": " fmt,        \
-                                        ##__VA_ARGS__);                 \
+                dev_printk(KERN_DEBUG, dev, fmt, ##__VA_ARGS__);        \
         } while (0)
 
 #else
@@ -81,8 +78,10 @@ static inline int ddebug_remove_module(char *mod)
         return 0;
 }
 
-#define dynamic_pr_debug(fmt, ...)  do { } while (0)
-#define dynamic_dev_dbg(dev, format, ...)  do { } while (0)
+#define dynamic_pr_debug(fmt, ...)                                      \
+        do { if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); } while (0)
+#define dynamic_dev_dbg(dev, format, ...)                               \
+        do { if (0) dev_printk(KERN_DEBUG, dev, fmt, ##__VA_ARGS__); } while (0)
 #endif
 
 #endif
diff --git a/include/linux/efi.h b/include/linux/efi.h
index ce4581fbc08b..fb737bc19a8c 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -280,11 +280,7 @@ efi_guidcmp (efi_guid_t left, efi_guid_t right)
 static inline char *
 efi_guid_unparse(efi_guid_t *guid, char *out)
 {
-        sprintf(out, "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
-                guid->b[3], guid->b[2], guid->b[1], guid->b[0],
-                guid->b[5], guid->b[4], guid->b[7], guid->b[6],
-                guid->b[8], guid->b[9], guid->b[10], guid->b[11],
-                guid->b[12], guid->b[13], guid->b[14], guid->b[15]);
+        sprintf(out, "%pUl", guid->b);
         return out;
 }
 
diff --git a/include/linux/elf.h b/include/linux/elf.h
index 90a4ed0ea0e5..0cc4d55151b7 100644
--- a/include/linux/elf.h
+++ b/include/linux/elf.h
@@ -361,7 +361,7 @@ typedef struct elf64_shdr {
 #define NT_PPC_VSX      0x102           /* PowerPC VSX registers */
 #define NT_386_TLS      0x200           /* i386 TLS slots (struct user_desc) */
 #define NT_386_IOPERM   0x201           /* x86 io permission bitmap (1=deny) */
-#define NT_PRXSTATUS    0x300           /* s390 upper register halves */
+#define NT_S390_HIGH_GPRS       0x300   /* s390 upper register halves */
 
 
 /* Note header in a PT_NOTE section */
diff --git a/include/linux/enclosure.h b/include/linux/enclosure.h
index 90d1c2184112..9a33c5f7e126 100644
--- a/include/linux/enclosure.h
+++ b/include/linux/enclosure.h
@@ -42,6 +42,8 @@ enum enclosure_status {
         ENCLOSURE_STATUS_NOT_INSTALLED,
         ENCLOSURE_STATUS_UNKNOWN,
         ENCLOSURE_STATUS_UNAVAILABLE,
+        /* last element for counting purposes */
+        ENCLOSURE_STATUS_MAX
 };
 
 /* SFF-8485 activity light settings */
diff --git a/include/linux/err.h b/include/linux/err.h
index ec87f3142bf3..1b12642636c7 100644
--- a/include/linux/err.h
+++ b/include/linux/err.h
@@ -34,6 +34,11 @@ static inline long IS_ERR(const void *ptr)
         return IS_ERR_VALUE((unsigned long)ptr);
 }
 
+static inline long IS_ERR_OR_NULL(const void *ptr)
+{
+        return !ptr || IS_ERR_VALUE((unsigned long)ptr);
+}
+
 /**
  * ERR_CAST - Explicitly cast an error-valued pointer to another pointer type
  * @ptr: The pointer to cast.
diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h
index 94dd10366a78..91bb4f27238c 100644
--- a/include/linux/eventfd.h
+++ b/include/linux/eventfd.h
@@ -10,6 +10,7 @@
 
 #include <linux/fcntl.h>
 #include <linux/file.h>
+#include <linux/wait.h>
 
 /*
  * CAREFUL: Check include/asm-generic/fcntl.h when defining
@@ -34,6 +35,9 @@ struct file *eventfd_fget(int fd);
 struct eventfd_ctx *eventfd_ctx_fdget(int fd);
 struct eventfd_ctx *eventfd_ctx_fileget(struct file *file);
 int eventfd_signal(struct eventfd_ctx *ctx, int n);
+ssize_t eventfd_ctx_read(struct eventfd_ctx *ctx, int no_wait, __u64 *cnt);
+int eventfd_ctx_remove_wait_queue(struct eventfd_ctx *ctx, wait_queue_t *wait,
+                                  __u64 *cnt);
 
 #else /* CONFIG_EVENTFD */
 
@@ -61,6 +65,18 @@ static inline void eventfd_ctx_put(struct eventfd_ctx *ctx)
 
 }
 
+static inline ssize_t eventfd_ctx_read(struct eventfd_ctx *ctx, int no_wait,
+                                       __u64 *cnt)
+{
+        return -ENOSYS;
+}
+
+static inline int eventfd_ctx_remove_wait_queue(struct eventfd_ctx *ctx,
+                                                wait_queue_t *wait, __u64 *cnt)
+{
+        return -ENOSYS;
+}
+
 #endif
 
 #endif /* _LINUX_EVENTFD_H */
diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h
index 27e772cefb6a..dc12f416a49f 100644
--- a/include/linux/exportfs.h
+++ b/include/linux/exportfs.h
@@ -97,7 +97,7 @@ struct fid {
  * @get_name:       find the name for a given inode in a given directory
  * @get_parent:     find the parent of a given directory
  *
- * See Documentation/filesystems/Exporting for details on how to use
+ * See Documentation/filesystems/nfs/Exporting for details on how to use
  * this interface correctly.
  *
  * encode_fh:
diff --git a/include/linux/ext3_fs_sb.h b/include/linux/ext3_fs_sb.h
index f07f34de2f0e..258088ab3c6b 100644
--- a/include/linux/ext3_fs_sb.h
+++ b/include/linux/ext3_fs_sb.h
@@ -72,6 +72,8 @@ struct ext3_sb_info {
         struct inode * s_journal_inode;
         struct journal_s * s_journal;
         struct list_head s_orphan;
+        struct mutex s_orphan_lock;
+        struct mutex s_resize_lock;
         unsigned long s_commit_interval;
         struct block_device *journal_bdev;
 #ifdef CONFIG_JBD_DEBUG
diff --git a/include/linux/ext3_jbd.h b/include/linux/ext3_jbd.h
index cf82d519be40..d7b5ddca99c2 100644
--- a/include/linux/ext3_jbd.h
+++ b/include/linux/ext3_jbd.h
@@ -44,13 +44,13 @@
 
 #define EXT3_DATA_TRANS_BLOCKS(sb)      (EXT3_SINGLEDATA_TRANS_BLOCKS + \
                                          EXT3_XATTR_TRANS_BLOCKS - 2 + \
-                                         2*EXT3_QUOTA_TRANS_BLOCKS(sb))
+                                         EXT3_MAXQUOTAS_TRANS_BLOCKS(sb))
 
 /* Delete operations potentially hit one directory's namespace plus an
  * entire inode, plus arbitrary amounts of bitmap/indirection data.  Be
  * generous.  We can grow the delete transaction later if necessary. */
 
-#define EXT3_DELETE_TRANS_BLOCKS(sb)    (2 * EXT3_DATA_TRANS_BLOCKS(sb) + 64)
+#define EXT3_DELETE_TRANS_BLOCKS(sb)   (EXT3_MAXQUOTAS_TRANS_BLOCKS(sb) + 64)
 
 /* Define an arbitrary limit for the amount of data we will anticipate
  * writing to any given transaction.  For unbounded transactions such as
@@ -86,6 +86,9 @@
 #define EXT3_QUOTA_INIT_BLOCKS(sb) 0
 #define EXT3_QUOTA_DEL_BLOCKS(sb) 0
 #endif
+#define EXT3_MAXQUOTAS_TRANS_BLOCKS(sb) (MAXQUOTAS*EXT3_QUOTA_TRANS_BLOCKS(sb))
+#define EXT3_MAXQUOTAS_INIT_BLOCKS(sb) (MAXQUOTAS*EXT3_QUOTA_INIT_BLOCKS(sb))
+#define EXT3_MAXQUOTAS_DEL_BLOCKS(sb) (MAXQUOTAS*EXT3_QUOTA_DEL_BLOCKS(sb))
 
 int
 ext3_mark_iloc_dirty(handle_t *handle,
diff --git a/include/linux/fiemap.h b/include/linux/fiemap.h
index 934e22d65801..d830747f5c0b 100644
--- a/include/linux/fiemap.h
+++ b/include/linux/fiemap.h
@@ -62,5 +62,7 @@ struct fiemap {
 #define FIEMAP_EXTENT_MERGED            0x00001000 /* File does not natively
                                                     * support extents. Result
                                                     * merged for efficiency. */
+#define FIEMAP_EXTENT_SHARED            0x00002000 /* Space shared with other
+                                                    * files. */
 
 #endif /* _LINUX_FIEMAP_H */
diff --git a/include/linux/file.h b/include/linux/file.h
index 335a0a5c316e..5555508fd517 100644
--- a/include/linux/file.h
+++ b/include/linux/file.h
@@ -18,11 +18,9 @@ extern void drop_file_write_access(struct file *file);
 struct file_operations;
 struct vfsmount;
 struct dentry;
-extern int init_file(struct file *, struct vfsmount *mnt,
-                struct dentry *dentry, fmode_t mode,
-                const struct file_operations *fop);
-extern struct file *alloc_file(struct vfsmount *, struct dentry *dentry,
-                fmode_t mode, const struct file_operations *fop);
+struct path;
+extern struct file *alloc_file(struct path *, fmode_t mode,
+        const struct file_operations *fop);
 
 static inline void fput_light(struct file *file, int fput_needed)
 {
diff --git a/include/linux/firewire-cdev.h b/include/linux/firewire-cdev.h
index c6b3ca3af6df..520ecf86cbb3 100644
--- a/include/linux/firewire-cdev.h
+++ b/include/linux/firewire-cdev.h
@@ -340,6 +340,9 @@ struct fw_cdev_send_response {
  * The @closure field is passed back to userspace in the response event.
  * The @handle field is an out parameter, returning a handle to the allocated
  * range to be used for later deallocation of the range.
+ *
+ * The address range is allocated on all local nodes.  The address allocation
+ * is exclusive except for the FCP command and response registers.
  */
 struct fw_cdev_allocate {
         __u64 offset;
@@ -377,7 +380,7 @@ struct fw_cdev_initiate_bus_reset {
  * @immediate:  If non-zero, immediate key to insert before pointer
  * @key:        Upper 8 bits of root directory pointer
  * @data:       Userspace pointer to contents of descriptor block
- * @length:     Length of descriptor block data, in bytes
+ * @length:     Length of descriptor block data, in quadlets
  * @handle:     Handle to the descriptor, written by the kernel
  *
  * Add a descriptor block and optionally a preceding immediate key to the local
@@ -391,6 +394,8 @@ struct fw_cdev_initiate_bus_reset {
  * If not 0, the @immediate field specifies an immediate key which will be
  * inserted before the root directory pointer.
  *
+ * @immediate, @key, and @data array elements are CPU-endian quadlets.
+ *
  * If successful, the kernel adds the descriptor and writes back a handle to the
  * kernel-side object to be used for later removal of the descriptor block and
  * immediate key.
diff --git a/include/linux/firewire.h b/include/linux/firewire.h
index 9416a461b696..a0e67150a729 100644
--- a/include/linux/firewire.h
+++ b/include/linux/firewire.h
@@ -248,8 +248,8 @@ typedef void (*fw_transaction_callback_t)(struct fw_card *card, int rcode,
                                           void *data, size_t length,
                                           void *callback_data);
 /*
- * Important note:  The callback must guarantee that either fw_send_response()
- * or kfree() is called on the @request.
+ * Important note:  Except for the FCP registers, the callback must guarantee
+ * that either fw_send_response() or kfree() is called on the @request.
  */
 typedef void (*fw_address_callback_t)(struct fw_card *card,
                                       struct fw_request *request,
diff --git a/include/linux/fs.h b/include/linux/fs.h
index a057f48eb156..b1bcb275b596 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -152,6 +152,7 @@ struct inodes_stat_t {
 #define WRITE_SYNC_PLUG (WRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_NOIDLE))
 #define WRITE_SYNC      (WRITE_SYNC_PLUG | (1 << BIO_RW_UNPLUG))
 #define WRITE_ODIRECT_PLUG      (WRITE | (1 << BIO_RW_SYNCIO))
+#define WRITE_META      (WRITE | (1 << BIO_RW_META))
 #define SWRITE_SYNC_PLUG        \
                         (SWRITE | (1 << BIO_RW_SYNCIO) | (1 << BIO_RW_NOIDLE))
 #define SWRITE_SYNC     (SWRITE_SYNC_PLUG | (1 << BIO_RW_UNPLUG))
@@ -1094,10 +1095,6 @@ struct file_lock {
 
 extern void send_sigio(struct fown_struct *fown, int fd, int band);
 
-/* fs/sync.c */
-extern int do_sync_mapping_range(struct address_space *mapping, loff_t offset,
-                        loff_t endbyte, unsigned int flags);
-
 #ifdef CONFIG_FILE_LOCKING
 extern int fcntl_getlk(struct file *, struct flock __user *);
 extern int fcntl_setlk(unsigned int, struct file *, unsigned int,
@@ -1590,7 +1587,7 @@ struct super_operations {
  * until that flag is cleared.  I_WILL_FREE, I_FREEING and I_CLEAR are set at
  * various stages of removing an inode.
  *
- * Two bits are used for locking and completion notification, I_LOCK and I_SYNC.
+ * Two bits are used for locking and completion notification, I_NEW and I_SYNC.
  *
  * I_DIRTY_SYNC         Inode is dirty, but doesn't have to be written on
  *                      fdatasync().  i_atime is the usual cause.
@@ -1599,8 +1596,14 @@ struct super_operations {
  *                      don't have to write inode on fdatasync() when only
  *                      mtime has changed in it.
  * I_DIRTY_PAGES        Inode has dirty pages.  Inode itself may be clean.
- * I_NEW                get_new_inode() sets i_state to I_LOCK|I_NEW.  Both
- *                      are cleared by unlock_new_inode(), called from iget().
+ * I_NEW                Serves as both a mutex and completion notification.
+ *                      New inodes set I_NEW.  If two processes both create
+ *                      the same inode, one of them will release its inode and
+ *                      wait for I_NEW to be released before returning.
+ *                      Inodes in I_WILL_FREE, I_FREEING or I_CLEAR state can
+ *                      also cause waiting on I_NEW, without I_NEW actually
+ *                      being set.  find_inode() uses this to prevent returning
+ *                      nearly-dead inodes.
  * I_WILL_FREE          Must be set when calling write_inode_now() if i_count
  *                      is zero.  I_FREEING must be set when I_WILL_FREE is
  *                      cleared.
@@ -1614,35 +1617,23 @@ struct super_operations {
  *                      prohibited for many purposes.  iget() must wait for
  *                      the inode to be completely released, then create it
  *                      anew.  Other functions will just ignore such inodes,
- *                      if appropriate.  I_LOCK is used for waiting.
+ *                      if appropriate.  I_NEW is used for waiting.
  *
- * I_LOCK               Serves as both a mutex and completion notification.
- *                      New inodes set I_LOCK.  If two processes both create
- *                      the same inode, one of them will release its inode and
- *                      wait for I_LOCK to be released before returning.
- *                      Inodes in I_WILL_FREE, I_FREEING or I_CLEAR state can
- *                      also cause waiting on I_LOCK, without I_LOCK actually
- *                      being set.  find_inode() uses this to prevent returning
- *                      nearly-dead inodes.
- * I_SYNC               Similar to I_LOCK, but limited in scope to writeback
- *                      of inode dirty data.  Having a separate lock for this
- *                      purpose reduces latency and prevents some filesystem-
- *                      specific deadlocks.
+ * I_SYNC               Synchonized write of dirty inode data.  The bits is
+ *                      set during data writeback, and cleared with a wakeup
+ *                      on the bit address once it is done.
  *
  * Q: What is the difference between I_WILL_FREE and I_FREEING?
- * Q: igrab() only checks on (I_FREEING|I_WILL_FREE).  Should it also check on
- *    I_CLEAR?  If not, why?
  */
 #define I_DIRTY_SYNC            1
 #define I_DIRTY_DATASYNC        2
 #define I_DIRTY_PAGES           4
-#define I_NEW                   8
+#define __I_NEW                 3
+#define I_NEW                   (1 << __I_NEW)
 #define I_WILL_FREE             16
 #define I_FREEING               32
 #define I_CLEAR                 64
-#define __I_LOCK                7
-#define I_LOCK                  (1 << __I_LOCK)
-#define __I_SYNC                8
+#define __I_SYNC                7
 #define I_SYNC                  (1 << __I_SYNC)
 
 #define I_DIRTY (I_DIRTY_SYNC | I_DIRTY_DATASYNC | I_DIRTY_PAGES)
@@ -2189,7 +2180,6 @@ static inline void insert_inode_hash(struct inode *inode) {
         __insert_inode_hash(inode, inode->i_ino);
 }
 
-extern struct file * get_empty_filp(void);
 extern void file_move(struct file *f, struct list_head *list);
 extern void file_kill(struct file *f);
 #ifdef CONFIG_BLOCK
@@ -2264,9 +2254,11 @@ ssize_t __blockdev_direct_IO(int rw, struct kiocb *iocb, struct inode *inode,
         int lock_type);
 
 enum {
-        DIO_LOCKING = 1, /* need locking between buffered and direct access */
-        DIO_NO_LOCKING,  /* bdev; no locking at all between buffered/direct */
-        DIO_OWN_LOCKING, /* filesystem locks buffered and direct internally */
+        /* need locking between buffered and direct access */
+        DIO_LOCKING     = 0x01,
+
+        /* filesystem does not support filling holes */
+        DIO_SKIP_HOLES  = 0x02,
 };
 
 static inline ssize_t blockdev_direct_IO(int rw, struct kiocb *iocb,
@@ -2275,7 +2267,8 @@ static inline ssize_t blockdev_direct_IO(int rw, struct kiocb *iocb,
         dio_iodone_t end_io)
 {
         return __blockdev_direct_IO(rw, iocb, inode, bdev, iov, offset,
-                                nr_segs, get_block, end_io, DIO_LOCKING);
+                                    nr_segs, get_block, end_io,
+                                    DIO_LOCKING | DIO_SKIP_HOLES);
 }
 
 static inline ssize_t blockdev_direct_IO_no_locking(int rw, struct kiocb *iocb,
@@ -2284,16 +2277,7 @@ static inline ssize_t blockdev_direct_IO_no_locking(int rw, struct kiocb *iocb,
         dio_iodone_t end_io)
 {
         return __blockdev_direct_IO(rw, iocb, inode, bdev, iov, offset,
-                                nr_segs, get_block, end_io, DIO_NO_LOCKING);
-}
-
-static inline ssize_t blockdev_direct_IO_own_locking(int rw, struct kiocb *iocb,
-        struct inode *inode, struct block_device *bdev, const struct iovec *iov,
-        loff_t offset, unsigned long nr_segs, get_block_t get_block,
-        dio_iodone_t end_io)
-{
-        return __blockdev_direct_IO(rw, iocb, inode, bdev, iov, offset,
-                                nr_segs, get_block, end_io, DIO_OWN_LOCKING);
+                                nr_segs, get_block, end_io, 0);
 }
 #endif
 
@@ -2313,6 +2297,7 @@ extern const struct inode_operations page_symlink_inode_operations;
 extern int generic_readlink(struct dentry *, char __user *, int);
 extern void generic_fillattr(struct inode *, struct kstat *);
 extern int vfs_getattr(struct vfsmount *, struct dentry *, struct kstat *);
+void __inode_add_bytes(struct inode *inode, loff_t bytes);
 void inode_add_bytes(struct inode *inode, loff_t bytes);
 void inode_sub_bytes(struct inode *inode, loff_t bytes);
 loff_t inode_get_bytes(struct inode *inode);
@@ -2478,5 +2463,8 @@ int proc_nr_files(struct ctl_table *table, int write,
 
 int __init get_filesystem_list(char *buf);
 
+#define ACC_MODE(x) ("\004\002\006\006"[(x)&O_ACCMODE])
+#define OPEN_FMODE(flag) ((__force fmode_t)((flag + 1) & O_ACCMODE))
+
 #endif /* __KERNEL__ */
 #endif /* _LINUX_FS_H */
diff --git a/include/linux/fs_stack.h b/include/linux/fs_stack.h
index bb516ceeefc9..da317c7163ab 100644
--- a/include/linux/fs_stack.h
+++ b/include/linux/fs_stack.h
@@ -8,10 +8,8 @@
 #include <linux/fs.h>
 
 /* externs for fs/stack.c */
-extern void fsstack_copy_attr_all(struct inode *dest, const struct inode *src,
-                                int (*get_nlinks)(struct inode *));
-
-extern void fsstack_copy_inode_size(struct inode *dst, const struct inode *src);
+extern void fsstack_copy_attr_all(struct inode *dest, const struct inode *src);
+extern void fsstack_copy_inode_size(struct inode *dst, struct inode *src);
 
 /* inlines */
 static inline void fsstack_copy_attr_atime(struct inode *dest,
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index 38f8d6553831..2233c98d80df 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -131,7 +131,7 @@ struct ftrace_event_call {
         void                    *mod;
         void                    *data;
 
-        atomic_t                profile_count;
+        int                     profile_count;
         int                     (*profile_enable)(struct ftrace_event_call *);
         void                    (*profile_disable)(struct ftrace_event_call *);
 };
@@ -158,7 +158,7 @@ enum {
         FILTER_PTR_STRING,
 };
 
-extern int trace_define_common_fields(struct ftrace_event_call *call);
+extern int trace_event_raw_init(struct ftrace_event_call *call);
 extern int trace_define_field(struct ftrace_event_call *call, const char *type,
                               const char *name, int offset, int size,
                               int is_signed, int filter_type);
diff --git a/include/linux/generic_acl.h b/include/linux/generic_acl.h
index 886f5faa08cb..ca666d18ed67 100644
--- a/include/linux/generic_acl.h
+++ b/include/linux/generic_acl.h
@@ -1,36 +1,15 @@
-/*
- * include/linux/generic_acl.h
- *
- * (C) 2005 Andreas Gruenbacher <agruen@suse.de>
- *
- * This file is released under the GPL.
- */
+#ifndef LINUX_GENERIC_ACL_H
+#define LINUX_GENERIC_ACL_H
 
-#ifndef GENERIC_ACL_H
-#define GENERIC_ACL_H
+#include <linux/xattr.h>
 
-#include <linux/posix_acl.h>
-#include <linux/posix_acl_xattr.h>
+struct inode;
 
-/**
- * struct generic_acl_operations  -  filesystem operations
- *
- * Filesystems must make these operations available to the generic
- * operations.
- */
-struct generic_acl_operations {
-        struct posix_acl *(*getacl)(struct inode *, int);
-        void (*setacl)(struct inode *, int, struct posix_acl *);
-};
+extern struct xattr_handler generic_acl_access_handler;
+extern struct xattr_handler generic_acl_default_handler;
 
-size_t generic_acl_list(struct inode *, struct generic_acl_operations *, int,
-                        char *, size_t);
-int generic_acl_get(struct inode *, struct generic_acl_operations *, int,
-                    void *, size_t);
-int generic_acl_set(struct inode *, struct generic_acl_operations *, int,
-                    const void *, size_t);
-int generic_acl_init(struct inode *, struct inode *,
-                     struct generic_acl_operations *);
-int generic_acl_chmod(struct inode *, struct generic_acl_operations *);
+int generic_acl_init(struct inode *, struct inode *);
+int generic_acl_chmod(struct inode *);
+int generic_check_acl(struct inode *inode, int mask);
 
-#endif
+#endif /* LINUX_GENERIC_ACL_H */
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index c6c0c41af35f..9717081c75ad 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -256,9 +256,9 @@ extern struct hd_struct *disk_map_sector_rcu(struct gendisk *disk,
 #define part_stat_read(part, field)                                     \
 ({                                                                      \
         typeof((part)->dkstats->field) res = 0;                         \
-        int i;                                                          \
-        for_each_possible_cpu(i)                                        \
-                res += per_cpu_ptr((part)->dkstats, i)->field;          \
+        unsigned int _cpu;                                              \
+        for_each_possible_cpu(_cpu)                                     \
+                res += per_cpu_ptr((part)->dkstats, _cpu)->field;       \
         res;                                                            \
 })
 
diff --git a/include/linux/gpio.h b/include/linux/gpio.h
index 059bd189d35d..4e949a5b5b85 100644
--- a/include/linux/gpio.h
+++ b/include/linux/gpio.h
@@ -99,6 +99,12 @@ static inline int gpio_export_link(struct device *dev, const char *name,
         return -EINVAL;
 }
 
+static inline int gpio_sysfs_set_active_low(unsigned gpio, int value)
+{
+        /* GPIO can never have been requested */
+        WARN_ON(1);
+        return -EINVAL;
+}
 
 static inline void gpio_unexport(unsigned gpio)
 {
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 211ff4497269..ab2cc20e21a5 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -46,7 +46,7 @@ void kmap_flush_unused(void);
 
 static inline unsigned int nr_free_highpages(void) { return 0; }
 
-#define totalhigh_pages 0
+#define totalhigh_pages 0UL
 
 #ifndef ARCH_HAS_KMAP
 static inline void *kmap(struct page *page)
diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h
index af634e95871d..5d86fb2309d2 100644
--- a/include/linux/hrtimer.h
+++ b/include/linux/hrtimer.h
@@ -169,7 +169,7 @@ struct hrtimer_clock_base {
  * @max_hang_time:      Maximum time spent in hrtimer_interrupt
  */
 struct hrtimer_cpu_base {
-        spinlock_t                      lock;
+        raw_spinlock_t                  lock;
         struct hrtimer_clock_base       clock_base[HRTIMER_MAX_CLOCK_BASES];
 #ifdef CONFIG_HIGH_RES_TIMERS
         ktime_t                         expires_next;
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 41a59afc70fa..78b4bc64c006 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -23,6 +23,12 @@ void reset_vma_resv_huge_pages(struct vm_area_struct *vma);
 int hugetlb_sysctl_handler(struct ctl_table *, int, void __user *, size_t *, loff_t *);
 int hugetlb_overcommit_handler(struct ctl_table *, int, void __user *, size_t *, loff_t *);
 int hugetlb_treat_movable_handler(struct ctl_table *, int, void __user *, size_t *, loff_t *);
+
+#ifdef CONFIG_NUMA
+int hugetlb_mempolicy_sysctl_handler(struct ctl_table *, int,
+                                        void __user *, size_t *, loff_t *);
+#endif
+
 int copy_hugetlb_page_range(struct mm_struct *, struct mm_struct *, struct vm_area_struct *);
 int follow_hugetlb_page(struct mm_struct *, struct vm_area_struct *,
                         struct page **, struct vm_area_struct **,
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index 419ab546b266..02fc617782ef 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -110,7 +110,7 @@ extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client *client,
  * @driver: Device driver model driver
  * @id_table: List of I2C devices supported by this driver
  * @detect: Callback for device detection
- * @address_data: The I2C addresses to probe (for detect)
+ * @address_list: The I2C addresses to probe (for detect)
  * @clients: List of detected clients we created (for i2c-core use only)
  *
  * The driver.owner field should be set to the module owner of this driver.
@@ -161,8 +161,8 @@ struct i2c_driver {
         const struct i2c_device_id *id_table;
 
         /* Device detection callback for automatic device creation */
-        int (*detect)(struct i2c_client *, int kind, struct i2c_board_info *);
-        const struct i2c_client_address_data *address_data;
+        int (*detect)(struct i2c_client *, struct i2c_board_info *);
+        const unsigned short *address_list;
         struct list_head clients;
 };
 #define to_i2c_driver(d) container_of(d, struct i2c_driver, driver)
@@ -391,14 +391,6 @@ static inline void i2c_unlock_adapter(struct i2c_adapter *adapter)
 #define I2C_CLASS_DDC           (1<<3)  /* DDC bus on graphics adapters */
 #define I2C_CLASS_SPD           (1<<7)  /* SPD EEPROMs and similar */
 
-/* i2c_client_address_data is the struct for holding default client
- * addresses for a driver and for the parameters supplied on the
- * command line
- */
-struct i2c_client_address_data {
-        const unsigned short *normal_i2c;
-};
-
 /* Internal numbers to terminate lists */
 #define I2C_CLIENT_END          0xfffeU
 
@@ -576,82 +568,4 @@ union i2c_smbus_data {
 #define I2C_SMBUS_BLOCK_PROC_CALL   7           /* SMBus 2.0 */
 #define I2C_SMBUS_I2C_BLOCK_DATA    8
 
-
-#ifdef __KERNEL__
-
-/* These defines are used for probing i2c client addresses */
-/* The length of the option lists */
-#define I2C_CLIENT_MAX_OPTS 48
-
-/* Default fill of many variables */
-#define I2C_CLIENT_DEFAULTS {I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END, \
-                             I2C_CLIENT_END, I2C_CLIENT_END, I2C_CLIENT_END}
-
-/* I2C_CLIENT_MODULE_PARM creates a module parameter, and puts it in the
-   module header */
-
-#define I2C_CLIENT_MODULE_PARM(var,desc) \
-  static unsigned short var[I2C_CLIENT_MAX_OPTS] = I2C_CLIENT_DEFAULTS; \
-  static unsigned int var##_num; \
-  module_param_array(var, short, &var##_num, 0); \
-  MODULE_PARM_DESC(var, desc)
-
-#define I2C_CLIENT_INSMOD_COMMON                                        \
-static const struct i2c_client_address_data addr_data = {               \
-        .normal_i2c     = normal_i2c,                                   \
-}
-
-/* These are the ones you want to use in your own drivers. Pick the one
-   which matches the number of devices the driver differenciates between. */
-#define I2C_CLIENT_INSMOD                                               \
-I2C_CLIENT_INSMOD_COMMON
-
-#define I2C_CLIENT_INSMOD_1(chip1)                                      \
-enum chips { any_chip, chip1 };                                         \
-I2C_CLIENT_INSMOD_COMMON
-
-#define I2C_CLIENT_INSMOD_2(chip1, chip2)                               \
-enum chips { any_chip, chip1, chip2 };                                  \
-I2C_CLIENT_INSMOD_COMMON
-
-#define I2C_CLIENT_INSMOD_3(chip1, chip2, chip3)                        \
-enum chips { any_chip, chip1, chip2, chip3 };                           \
-I2C_CLIENT_INSMOD_COMMON
-
-#define I2C_CLIENT_INSMOD_4(chip1, chip2, chip3, chip4)                 \
-enum chips { any_chip, chip1, chip2, chip3, chip4 };                    \
-I2C_CLIENT_INSMOD_COMMON
-
-#define I2C_CLIENT_INSMOD_5(chip1, chip2, chip3, chip4, chip5)          \
-enum chips { any_chip, chip1, chip2, chip3, chip4, chip5 };             \
-I2C_CLIENT_INSMOD_COMMON
-
-#define I2C_CLIENT_INSMOD_6(chip1, chip2, chip3, chip4, chip5, chip6)   \
-enum chips { any_chip, chip1, chip2, chip3, chip4, chip5, chip6 };      \
-I2C_CLIENT_INSMOD_COMMON
-
-#define I2C_CLIENT_INSMOD_7(chip1, chip2, chip3, chip4, chip5, chip6, chip7) \
-enum chips { any_chip, chip1, chip2, chip3, chip4, chip5, chip6,        \
-             chip7 };                                                   \
-I2C_CLIENT_INSMOD_COMMON
-
-#define I2C_CLIENT_INSMOD_8(chip1, chip2, chip3, chip4, chip5, chip6, chip7, chip8) \
-enum chips { any_chip, chip1, chip2, chip3, chip4, chip5, chip6,        \
-             chip7, chip8 };                                            \
-I2C_CLIENT_INSMOD_COMMON
-#endif /* __KERNEL__ */
 #endif /* _LINUX_I2C_H */
diff --git a/include/linux/i2c/adp5588.h b/include/linux/i2c/adp5588.h
index fc5db826b48e..02c9af374741 100644
--- a/include/linux/i2c/adp5588.h
+++ b/include/linux/i2c/adp5588.h
@@ -89,4 +89,16 @@ struct adp5588_kpad_platform_data {
         unsigned short unlock_key2;     /* Unlock Key 2 */
 };
 
+struct adp5588_gpio_platform_data {
+        unsigned gpio_start;            /* GPIO Chip base # */
+        unsigned pullup_dis_mask;       /* Pull-Up Disable Mask */
+        int     (*setup)(struct i2c_client *client,
+                                int gpio, unsigned ngpio,
+                                void *context);
+        int     (*teardown)(struct i2c_client *client,
+                                int gpio, unsigned ngpio,
+                                void *context);
+        void    *context;
+};
+
 #endif
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index d9724a28c0c2..163c840437d6 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -832,7 +832,7 @@ struct ieee80211_ht_cap {
 #define IEEE80211_HT_CAP_DELAY_BA               0x0400
 #define IEEE80211_HT_CAP_MAX_AMSDU              0x0800
 #define IEEE80211_HT_CAP_DSSSCCK40              0x1000
-#define IEEE80211_HT_CAP_PSMP_SUPPORT           0x2000
+#define IEEE80211_HT_CAP_RESERVED               0x2000
 #define IEEE80211_HT_CAP_40MHZ_INTOLERANT       0x4000
 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT         0x8000
 
diff --git a/include/linux/ima.h b/include/linux/ima.h
index 0e3f2a4c25f6..99dc6d5cf7e5 100644
--- a/include/linux/ima.h
+++ b/include/linux/ima.h
@@ -13,18 +13,14 @@
 #include <linux/fs.h>
 struct linux_binprm;
 
-#define IMA_COUNT_UPDATE 1
-#define IMA_COUNT_LEAVE 0
-
 #ifdef CONFIG_IMA
 extern int ima_bprm_check(struct linux_binprm *bprm);
 extern int ima_inode_alloc(struct inode *inode);
 extern void ima_inode_free(struct inode *inode);
-extern int ima_path_check(struct path *path, int mask, int update_counts);
+extern int ima_path_check(struct path *path, int mask);
 extern void ima_file_free(struct file *file);
 extern int ima_file_mmap(struct file *file, unsigned long prot);
 extern void ima_counts_get(struct file *file);
-extern void ima_counts_put(struct path *path, int mask);
 
 #else
 static inline int ima_bprm_check(struct linux_binprm *bprm)
@@ -42,7 +38,7 @@ static inline void ima_inode_free(struct inode *inode)
         return;
 }
 
-static inline int ima_path_check(struct path *path, int mask, int update_counts)
+static inline int ima_path_check(struct path *path, int mask)
 {
         return 0;
 }
@@ -62,9 +58,5 @@ static inline void ima_counts_get(struct file *file)
         return;
 }
 
-static inline void ima_counts_put(struct path *path, int mask)
-{
-        return;
-}
 #endif /* CONFIG_IMA_H */
 #endif /* _LINUX_IMA_H */
diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h
index 699e85c01a4d..b2304929434e 100644
--- a/include/linux/inetdevice.h
+++ b/include/linux/inetdevice.h
@@ -81,6 +81,7 @@ static inline void ipv4_devconf_setall(struct in_device *in_dev)
 #define IN_DEV_FORWARD(in_dev)          IN_DEV_CONF_GET((in_dev), FORWARDING)
 #define IN_DEV_MFORWARD(in_dev)         IN_DEV_ANDCONF((in_dev), MC_FORWARDING)
 #define IN_DEV_RPFILTER(in_dev)         IN_DEV_MAXCONF((in_dev), RP_FILTER)
+#define IN_DEV_SRC_VMARK(in_dev)        IN_DEV_ORCONF((in_dev), SRC_VMARK)
 #define IN_DEV_SOURCE_ROUTE(in_dev)     IN_DEV_ANDCONF((in_dev), \
                                                        ACCEPT_SOURCE_ROUTE)
 #define IN_DEV_ACCEPT_LOCAL(in_dev)     IN_DEV_ORCONF((in_dev), ACCEPT_LOCAL)
diff --git a/include/linux/init.h b/include/linux/init.h
index ff8bde520d03..ab1d31f9352b 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -149,6 +149,8 @@ void prepare_namespace(void);
 
 extern void (*late_time_init)(void);
 
+extern int initcall_debug;
+
 #endif
   
 #ifndef MODULE
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index 8d10aa7fd4c9..abec69b63d7e 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -165,7 +165,7 @@ extern struct cred init_cred;
         .journal_info   = NULL,                                         \
         .cpu_timers     = INIT_CPU_TIMERS(tsk.cpu_timers),              \
         .fs_excl        = ATOMIC_INIT(0),                               \
-        .pi_lock        = __SPIN_LOCK_UNLOCKED(tsk.pi_lock),            \
+        .pi_lock        = __RAW_SPIN_LOCK_UNLOCKED(tsk.pi_lock),        \
         .timer_slack_ns = 50000, /* 50 usec default slack */            \
         .pids = {                                                       \
                 [PIDTYPE_PID]  = INIT_PID_LINK(PIDTYPE_PID),            \
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index 4f0a72a9740c..9310c699a37d 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -332,6 +332,7 @@ struct intel_iommu {
 #ifdef CONFIG_INTR_REMAP
         struct ir_table *ir_table;      /* Interrupt remapping info */
 #endif
+        int             node;
 };
 
 static inline void __iommu_flush_cache(
diff --git a/include/linux/iocontext.h b/include/linux/iocontext.h
index a63235996309..78ef023227d4 100644
--- a/include/linux/iocontext.h
+++ b/include/linux/iocontext.h
@@ -4,32 +4,6 @@
 #include <linux/radix-tree.h>
 #include <linux/rcupdate.h>
 
-/*
- * This is the per-process anticipatory I/O scheduler state.
- */
-struct as_io_context {
-        spinlock_t lock;
-
-        void (*dtor)(struct as_io_context *aic); /* destructor */
-        void (*exit)(struct as_io_context *aic); /* called on task exit */
-
-        unsigned long state;
-        atomic_t nr_queued; /* queued reads & sync writes */
-        atomic_t nr_dispatched; /* number of requests gone to the drivers */
-
-        /* IO History tracking */
-        /* Thinktime */
-        unsigned long last_end_request;
-        unsigned long ttime_total;
-        unsigned long ttime_samples;
-        unsigned long ttime_mean;
-        /* Layout pattern */
-        unsigned int seek_samples;
-        sector_t last_request_pos;
-        u64 seek_total;
-        sector_t seek_mean;
-};
-
 struct cfq_queue;
 struct cfq_io_context {
         void *key;
@@ -78,7 +52,6 @@ struct io_context {
         unsigned long last_waited; /* Time last woken after wait for request */
         int nr_batch_requests;     /* Number of requests left in the batch */
 
-        struct as_io_context *aic;
         struct radix_tree_root radix_root;
         struct hlist_head cic_list;
         void *ioc_data;
diff --git a/include/linux/iommu-helper.h b/include/linux/iommu-helper.h
index 3b068e5b5671..64d1b638745d 100644
--- a/include/linux/iommu-helper.h
+++ b/include/linux/iommu-helper.h
@@ -14,14 +14,11 @@ static inline unsigned long iommu_device_max_index(unsigned long size,
 extern int iommu_is_span_boundary(unsigned int index, unsigned int nr,
                                   unsigned long shift,
                                   unsigned long boundary_size);
-extern void iommu_area_reserve(unsigned long *map, unsigned long i, int len);
 extern unsigned long iommu_area_alloc(unsigned long *map, unsigned long size,
                                       unsigned long start, unsigned int nr,
                                       unsigned long shift,
                                       unsigned long boundary_size,
                                       unsigned long align_mask);
-extern void iommu_area_free(unsigned long *map, unsigned long start,
-                            unsigned int nr);
 
 extern unsigned long iommu_num_pages(unsigned long addr, unsigned long len,
                                      unsigned long io_page_size);
diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index 83aa81297ea3..7129504e053d 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -126,11 +126,11 @@ extern int allocate_resource(struct resource *root, struct resource *new,
 int adjust_resource(struct resource *res, resource_size_t start,
                     resource_size_t size);
 resource_size_t resource_alignment(struct resource *res);
-static inline resource_size_t resource_size(struct resource *res)
+static inline resource_size_t resource_size(const struct resource *res)
 {
         return res->end - res->start + 1;
 }
-static inline unsigned long resource_type(struct resource *res)
+static inline unsigned long resource_type(const struct resource *res)
 {
         return res->flags & IORESOURCE_TYPE_BITS;
 }
diff --git a/include/linux/ipc_namespace.h b/include/linux/ipc_namespace.h
index e408722a84c7..07baa38bce37 100644
--- a/include/linux/ipc_namespace.h
+++ b/include/linux/ipc_namespace.h
@@ -87,7 +87,7 @@ extern int mq_init_ns(struct ipc_namespace *ns);
 /* default values */
 #define DFLT_QUEUESMAX 256     /* max number of message queues */
 #define DFLT_MSGMAX    10      /* max number of messages in each queue */
-#define HARD_MSGMAX    (131072/sizeof(void *))
+#define HARD_MSGMAX    (32768*sizeof(void *)/4)
 #define DFLT_MSGSIZEMAX 8192   /* max message size */
 #else
 static inline int mq_init_ns(struct ipc_namespace *ns) { return 0; }
diff --git a/include/linux/irq.h b/include/linux/irq.h
index a287cfc0b1a6..451481c082b5 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -192,7 +192,7 @@ struct irq_desc {
         unsigned int            irq_count;      /* For detecting broken IRQs */
         unsigned long           last_unhandled; /* Aging timer for unhandled count */
         unsigned int            irqs_unhandled;
-        spinlock_t              lock;
+        raw_spinlock_t          lock;
 #ifdef CONFIG_SMP
         cpumask_var_t           affinity;
         unsigned int            node;
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index f1011f7f3d41..638ce4554c76 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -653,6 +653,7 @@ struct transaction_s
          * waiting for it to finish.
          */
         unsigned int t_synchronous_commit:1;
+        unsigned int t_flushed_data_blocks:1;
 
         /*
          * For use by the filesystem to store fs-specific data
diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h
index 792274269f2b..d8e9b3d1c23c 100644
--- a/include/linux/kallsyms.h
+++ b/include/linux/kallsyms.h
@@ -107,18 +107,6 @@ static inline void print_symbol(const char *fmt, unsigned long addr)
                        __builtin_extract_return_addr((void *)addr));
 }
 
-/*
- * Pretty-print a function pointer.  This function is deprecated.
- * Please use the "%pF" vsprintf format instead.
- */
-static inline void __deprecated print_fn_descriptor_symbol(const char *fmt, void *addr)
-{
-#if defined(CONFIG_IA64) || defined(CONFIG_PPC64)
-        addr = *(void **)addr;
-#endif
-        print_symbol(fmt, (unsigned long)addr);
-}
-
 static inline void print_ip_sym(unsigned long ip)
 {
         printk("[<%p>] %pS\n", (void *) ip, (void *) ip);
diff --git a/include/linux/kernel-page-flags.h b/include/linux/kernel-page-flags.h
new file mode 100644
index 000000000000..bd92a89f4b0a
--- /dev/null
+++ b/include/linux/kernel-page-flags.h
@@ -0,0 +1,46 @@
+#ifndef LINUX_KERNEL_PAGE_FLAGS_H
+#define LINUX_KERNEL_PAGE_FLAGS_H
+
+/*
+ * Stable page flag bits exported to user space
+ */
+
+#define KPF_LOCKED              0
+#define KPF_ERROR               1
+#define KPF_REFERENCED          2
+#define KPF_UPTODATE            3
+#define KPF_DIRTY               4
+#define KPF_LRU                 5
+#define KPF_ACTIVE              6
+#define KPF_SLAB                7
+#define KPF_WRITEBACK           8
+#define KPF_RECLAIM             9
+#define KPF_BUDDY               10
+
+/* 11-20: new additions in 2.6.31 */
+#define KPF_MMAP                11
+#define KPF_ANON                12
+#define KPF_SWAPCACHE           13
+#define KPF_SWAPBACKED          14
+#define KPF_COMPOUND_HEAD       15
+#define KPF_COMPOUND_TAIL       16
+#define KPF_HUGE                17
+#define KPF_UNEVICTABLE         18
+#define KPF_HWPOISON            19
+#define KPF_NOPAGE              20
+
+#define KPF_KSM                 21
+
+/* kernel hacking assistances
+ * WARNING: subject to change, never rely on them!
+ */
+#define KPF_RESERVED            32
+#define KPF_MLOCKED             33
+#define KPF_MAPPEDTODISK        34
+#define KPF_PRIVATE             35
+#define KPF_PRIVATE_2           36
+#define KPF_OWNER_PRIVATE       37
+#define KPF_ARCH                38
+#define KPF_UNCACHED            39
+
+#endif /* LINUX_KERNEL_PAGE_FLAGS_H */
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 3fa4c590cf12..328bca609b9b 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -251,10 +251,10 @@ extern int printk_delay_msec;
  * Print a one-time message (analogous to WARN_ONCE() et al):
  */
 #define printk_once(x...) ({                    \
-        static bool __print_once = true;        \
+        static bool __print_once;               \
                                                 \
-        if (__print_once) {                     \
-                __print_once = false;           \
+        if (!__print_once) {                    \
+                __print_once = true;            \
                 printk(x);                      \
         }                                       \
 })
@@ -397,15 +397,58 @@ static inline char *pack_hex_byte(char *buf, u8 byte)
         printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
 #elif defined(CONFIG_DYNAMIC_DEBUG)
 /* dynamic_pr_debug() uses pr_fmt() internally so we don't need it here */
-#define pr_debug(fmt, ...) do { \
-        dynamic_pr_debug(fmt, ##__VA_ARGS__); \
-        } while (0)
+#define pr_debug(fmt, ...) \
+        dynamic_pr_debug(fmt, ##__VA_ARGS__)
 #else
 #define pr_debug(fmt, ...) \
         ({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; })
 #endif
 
 /*
+ * ratelimited messages with local ratelimit_state,
+ * no local ratelimit_state used in the !PRINTK case
+ */
+#ifdef CONFIG_PRINTK
+#define printk_ratelimited(fmt, ...)  ({                \
+        static struct ratelimit_state _rs = {           \
+                .interval = DEFAULT_RATELIMIT_INTERVAL, \
+                .burst = DEFAULT_RATELIMIT_BURST,       \
+        };                                              \
+                                                        \
+        if (!__ratelimit(&_rs))                         \
+                printk(fmt, ##__VA_ARGS__);             \
+})
+#else
+/* No effect, but we still get type checking even in the !PRINTK case: */
+#define printk_ratelimited printk
+#endif
+
+#define pr_emerg_ratelimited(fmt, ...) \
+        printk_ratelimited(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_alert_ratelimited(fmt, ...) \
+        printk_ratelimited(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_crit_ratelimited(fmt, ...) \
+        printk_ratelimited(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_err_ratelimited(fmt, ...) \
+        printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_warning_ratelimited(fmt, ...) \
+        printk_ratelimited(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_notice_ratelimited(fmt, ...) \
+        printk_ratelimited(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__)
+#define pr_info_ratelimited(fmt, ...) \
+        printk_ratelimited(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
+/* no pr_cont_ratelimited, don't do that... */
+/* If you are writing a driver, please use dev_dbg instead */
+#if defined(DEBUG)
+#define pr_debug_ratelimited(fmt, ...) \
+        printk_ratelimited(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
+#else
+#define pr_debug_ratelimited(fmt, ...) \
+        ({ if (0) printk_ratelimited(KERN_DEBUG pr_fmt(fmt), \
+                                     ##__VA_ARGS__); 0; })
+#endif
+
+/*
  * General tracing related utility functions - trace_printk(),
  * tracing_on/tracing_off and tracing_start()/tracing_stop
  *
@@ -492,6 +535,8 @@ extern int
 __trace_printk(unsigned long ip, const char *fmt, ...)
         __attribute__ ((format (printf, 2, 3)));
 
+extern void trace_dump_stack(void);
+
 /*
  * The double __builtin_constant_p is because gcc will give us an error
  * if we try to allocate the static variable to fmt if it is not a
@@ -525,6 +570,7 @@ trace_printk(const char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
 static inline void tracing_start(void) { }
 static inline void tracing_stop(void) { }
 static inline void ftrace_off_permanent(void) { }
+static inline void trace_dump_stack(void) { }
 static inline int
 trace_printk(const char *fmt, ...)
 {
@@ -688,6 +734,10 @@ struct sysinfo {
 /* Force a compilation error if condition is constant and true */
 #define MAYBE_BUILD_BUG_ON(cond) ((void)sizeof(char[1 - 2 * !!(cond)]))
 
+/* Force a compilation error if a constant expression is not a power of 2 */
+#define BUILD_BUG_ON_NOT_POWER_OF_2(n)                  \
+        BUILD_BUG_ON((n) == 0 || (((n) & ((n) - 1)) != 0))
+
 /* Force a compilation error if condition is true, but also produce a
    result (of value 0 and type size_t), so the expression can be used
    e.g. in a structure initializer (or where-ever else comma expressions
diff --git a/include/linux/kexec.h b/include/linux/kexec.h
index adc34f2c6eff..c356b6914ffd 100644
--- a/include/linux/kexec.h
+++ b/include/linux/kexec.h
@@ -206,6 +206,8 @@ extern size_t vmcoreinfo_max_size;
 
 int __init parse_crashkernel(char *cmdline, unsigned long long system_ram,
                 unsigned long long *crash_size, unsigned long long *crash_base);
+int crash_shrink_memory(unsigned long new_size);
+size_t crash_get_memory_size(void);
 
 #else /* !CONFIG_KEXEC */
 struct pt_regs;
diff --git a/include/linux/kfifo.h b/include/linux/kfifo.h
index ad6bdf5a5970..6f6c5f300af6 100644
--- a/include/linux/kfifo.h
+++ b/include/linux/kfifo.h
@@ -1,6 +1,7 @@
 /*
- * A simple kernel FIFO implementation.
+ * A generic kernel FIFO implementation.
  *
+ * Copyright (C) 2009 Stefani Seibold <stefani@seibold.net>
  * Copyright (C) 2004 Stelian Pop <stelian@popies.net>
  *
  * This program is free software; you can redistribute it and/or modify
@@ -18,6 +19,25 @@
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  *
  */
+
+/*
+ * Howto porting drivers to the new generic fifo API:
+ *
+ * - Modify the declaration of the "struct kfifo *" object into a
+ *   in-place "struct kfifo" object
+ * - Init the in-place object with kfifo_alloc() or kfifo_init()
+ *   Note: The address of the in-place "struct kfifo" object must be
+ *   passed as the first argument to this functions
+ * - Replace the use of __kfifo_put into kfifo_in and __kfifo_get
+ *   into kfifo_out
+ * - Replace the use of kfifo_put into kfifo_in_locked and kfifo_get
+ *   into kfifo_out_locked
+ *   Note: the spinlock pointer formerly passed to kfifo_init/kfifo_alloc
+ *   must be passed now to the kfifo_in_locked and kfifo_out_locked
+ *   as the last parameter.
+ * - All formerly name __kfifo_* functions has been renamed into kfifo_*
+ */
+
 #ifndef _LINUX_KFIFO_H
 #define _LINUX_KFIFO_H
 
@@ -29,26 +49,82 @@ struct kfifo {
         unsigned int size;      /* the size of the allocated buffer */
         unsigned int in;        /* data is added at offset (in % size) */
         unsigned int out;       /* data is extracted from off. (out % size) */
-        spinlock_t *lock;       /* protects concurrent modifications */
 };
 
-extern struct kfifo *kfifo_init(unsigned char *buffer, unsigned int size,
-                                gfp_t gfp_mask, spinlock_t *lock);
-extern struct kfifo *kfifo_alloc(unsigned int size, gfp_t gfp_mask,
-                                 spinlock_t *lock);
+/*
+ * Macros for declaration and initialization of the kfifo datatype
+ */
+
+/* helper macro */
+#define __kfifo_initializer(s, b) \
+        (struct kfifo) { \
+                .size   = s, \
+                .in     = 0, \
+                .out    = 0, \
+                .buffer = b \
+        }
+
+/**
+ * DECLARE_KFIFO - macro to declare a kfifo and the associated buffer
+ * @name: name of the declared kfifo datatype
+ * @size: size of the fifo buffer. Must be a power of two.
+ *
+ * Note1: the macro can be used inside struct or union declaration
+ * Note2: the macro creates two objects:
+ *  A kfifo object with the given name and a buffer for the kfifo
+ *  object named name##kfifo_buffer
+ */
+#define DECLARE_KFIFO(name, size) \
+union { \
+        struct kfifo name; \
+        unsigned char name##kfifo_buffer[size + sizeof(struct kfifo)]; \
+}
+
+/**
+ * INIT_KFIFO - Initialize a kfifo declared by DECLARE_KFIFO
+ * @name: name of the declared kfifo datatype
+ */
+#define INIT_KFIFO(name) \
+        name = __kfifo_initializer(sizeof(name##kfifo_buffer) - \
+                                sizeof(struct kfifo), name##kfifo_buffer)
+
+/**
+ * DEFINE_KFIFO - macro to define and initialize a kfifo
+ * @name: name of the declared kfifo datatype
+ * @size: size of the fifo buffer. Must be a power of two.
+ *
+ * Note1: the macro can be used for global and local kfifo data type variables
+ * Note2: the macro creates two objects:
+ *  A kfifo object with the given name and a buffer for the kfifo
+ *  object named name##kfifo_buffer
+ */
+#define DEFINE_KFIFO(name, size) \
+        unsigned char name##kfifo_buffer[size]; \
+        struct kfifo name = __kfifo_initializer(size, name##kfifo_buffer)
+
+#undef __kfifo_initializer
+
+extern void kfifo_init(struct kfifo *fifo, void *buffer,
+                        unsigned int size);
+extern __must_check int kfifo_alloc(struct kfifo *fifo, unsigned int size,
+                        gfp_t gfp_mask);
 extern void kfifo_free(struct kfifo *fifo);
-extern unsigned int __kfifo_put(struct kfifo *fifo,
-                                const unsigned char *buffer, unsigned int len);
-extern unsigned int __kfifo_get(struct kfifo *fifo,
-                                unsigned char *buffer, unsigned int len);
+extern unsigned int kfifo_in(struct kfifo *fifo,
+                                const void *from, unsigned int len);
+extern __must_check unsigned int kfifo_out(struct kfifo *fifo,
+                                void *to, unsigned int len);
+extern __must_check unsigned int kfifo_out_peek(struct kfifo *fifo,
+                                void *to, unsigned int len, unsigned offset);
 
 /**
- * __kfifo_reset - removes the entire FIFO contents, no locking version
- * @fifo: the fifo to be emptied.
+ * kfifo_initialized - Check if kfifo is initialized.
+ * @fifo: fifo to check
+ * Return %true if FIFO is initialized, otherwise %false.
+ * Assumes the fifo was 0 before.
  */
-static inline void __kfifo_reset(struct kfifo *fifo)
+static inline bool kfifo_initialized(struct kfifo *fifo)
 {
-        fifo->in = fifo->out = 0;
+        return fifo->buffer != 0;
 }
 
 /**
@@ -57,96 +133,484 @@ static inline void __kfifo_reset(struct kfifo *fifo)
  */
 static inline void kfifo_reset(struct kfifo *fifo)
 {
-        unsigned long flags;
+        fifo->in = fifo->out = 0;
+}
 
-        spin_lock_irqsave(fifo->lock, flags);
+/**
+ * kfifo_reset_out - skip FIFO contents
+ * @fifo: the fifo to be emptied.
+ */
+static inline void kfifo_reset_out(struct kfifo *fifo)
+{
+        smp_mb();
+        fifo->out = fifo->in;
+}
 
-        __kfifo_reset(fifo);
+/**
+ * kfifo_size - returns the size of the fifo in bytes
+ * @fifo: the fifo to be used.
+ */
+static inline __must_check unsigned int kfifo_size(struct kfifo *fifo)
+{
+        return fifo->size;
+}
 
-        spin_unlock_irqrestore(fifo->lock, flags);
+/**
+ * kfifo_len - returns the number of used bytes in the FIFO
+ * @fifo: the fifo to be used.
+ */
+static inline unsigned int kfifo_len(struct kfifo *fifo)
+{
+        register unsigned int   out;
+
+        out = fifo->out;
+        smp_rmb();
+        return fifo->in - out;
 }
 
 /**
- * kfifo_put - puts some data into the FIFO
+ * kfifo_is_empty - returns true if the fifo is empty
  * @fifo: the fifo to be used.
- * @buffer: the data to be added.
- * @len: the length of the data to be added.
+ */
+static inline __must_check int kfifo_is_empty(struct kfifo *fifo)
+{
+        return fifo->in == fifo->out;
+}
+
+/**
+ * kfifo_is_full - returns true if the fifo is full
+ * @fifo: the fifo to be used.
+ */
+static inline __must_check int kfifo_is_full(struct kfifo *fifo)
+{
+        return kfifo_len(fifo) == kfifo_size(fifo);
+}
+
+/**
+ * kfifo_avail - returns the number of bytes available in the FIFO
+ * @fifo: the fifo to be used.
+ */
+static inline __must_check unsigned int kfifo_avail(struct kfifo *fifo)
+{
+        return kfifo_size(fifo) - kfifo_len(fifo);
+}
+
+/**
+ * kfifo_in_locked - puts some data into the FIFO using a spinlock for locking
+ * @fifo: the fifo to be used.
+ * @from: the data to be added.
+ * @n: the length of the data to be added.
+ * @lock: pointer to the spinlock to use for locking.
  *
- * This function copies at most @len bytes from the @buffer into
+ * This function copies at most @len bytes from the @from buffer into
  * the FIFO depending on the free space, and returns the number of
  * bytes copied.
  */
-static inline unsigned int kfifo_put(struct kfifo *fifo,
-                                const unsigned char *buffer, unsigned int len)
+static inline unsigned int kfifo_in_locked(struct kfifo *fifo,
+                const void *from, unsigned int n, spinlock_t *lock)
 {
         unsigned long flags;
         unsigned int ret;
 
-        spin_lock_irqsave(fifo->lock, flags);
+        spin_lock_irqsave(lock, flags);
 
-        ret = __kfifo_put(fifo, buffer, len);
+        ret = kfifo_in(fifo, from, n);
 
-        spin_unlock_irqrestore(fifo->lock, flags);
+        spin_unlock_irqrestore(lock, flags);
 
         return ret;
 }
 
 /**
- * kfifo_get - gets some data from the FIFO
+ * kfifo_out_locked - gets some data from the FIFO using a spinlock for locking
  * @fifo: the fifo to be used.
- * @buffer: where the data must be copied.
- * @len: the size of the destination buffer.
+ * @to: where the data must be copied.
+ * @n: the size of the destination buffer.
+ * @lock: pointer to the spinlock to use for locking.
  *
  * This function copies at most @len bytes from the FIFO into the
- * @buffer and returns the number of copied bytes.
+ * @to buffer and returns the number of copied bytes.
  */
-static inline unsigned int kfifo_get(struct kfifo *fifo,
-                                     unsigned char *buffer, unsigned int len)
+static inline __must_check unsigned int kfifo_out_locked(struct kfifo *fifo,
+        void *to, unsigned int n, spinlock_t *lock)
 {
         unsigned long flags;
         unsigned int ret;
 
-        spin_lock_irqsave(fifo->lock, flags);
+        spin_lock_irqsave(lock, flags);
+
+        ret = kfifo_out(fifo, to, n);
+
+        spin_unlock_irqrestore(lock, flags);
+
+        return ret;
+}
+
+extern void kfifo_skip(struct kfifo *fifo, unsigned int len);
+
+extern __must_check int kfifo_from_user(struct kfifo *fifo,
+        const void __user *from, unsigned int n, unsigned *lenout);
+
+extern __must_check int kfifo_to_user(struct kfifo *fifo,
+        void __user *to, unsigned int n, unsigned *lenout);
+
+/*
+ * __kfifo_add_out internal helper function for updating the out offset
+ */
+static inline void __kfifo_add_out(struct kfifo *fifo,
+                                unsigned int off)
+{
+        smp_mb();
+        fifo->out += off;
+}
+
+/*
+ * __kfifo_add_in internal helper function for updating the in offset
+ */
+static inline void __kfifo_add_in(struct kfifo *fifo,
+                                unsigned int off)
+{
+        smp_wmb();
+        fifo->in += off;
+}
+
+/*
+ * __kfifo_off internal helper function for calculating the index of a
+ * given offeset
+ */
+static inline unsigned int __kfifo_off(struct kfifo *fifo, unsigned int off)
+{
+        return off & (fifo->size - 1);
+}
+
+/*
+ * __kfifo_peek_n internal helper function for determinate the length of
+ * the next record in the fifo
+ */
+static inline unsigned int __kfifo_peek_n(struct kfifo *fifo,
+                                unsigned int recsize)
+{
+#define __KFIFO_GET(fifo, off, shift) \
+        ((fifo)->buffer[__kfifo_off((fifo), (fifo)->out+(off))] << (shift))
+
+        unsigned int l;
+
+        l = __KFIFO_GET(fifo, 0, 0);
+
+        if (--recsize)
+                l |= __KFIFO_GET(fifo, 1, 8);
+
+        return l;
+#undef  __KFIFO_GET
+}
+
+/*
+ * __kfifo_poke_n internal helper function for storing the length of
+ * the next record into the fifo
+ */
+static inline void __kfifo_poke_n(struct kfifo *fifo,
+                        unsigned int recsize, unsigned int n)
+{
+#define __KFIFO_PUT(fifo, off, val, shift) \
+                ( \
+                (fifo)->buffer[__kfifo_off((fifo), (fifo)->in+(off))] = \
+                (unsigned char)((val) >> (shift)) \
+                )
+
+        __KFIFO_PUT(fifo, 0, n, 0);
+
+        if (--recsize)
+                __KFIFO_PUT(fifo, 1, n, 8);
+#undef  __KFIFO_PUT
+}
+
+/*
+ * __kfifo_in_... internal functions for put date into the fifo
+ * do not call it directly, use kfifo_in_rec() instead
+ */
+extern unsigned int __kfifo_in_n(struct kfifo *fifo,
+        const void *from, unsigned int n, unsigned int recsize);
 
-        ret = __kfifo_get(fifo, buffer, len);
+extern unsigned int __kfifo_in_generic(struct kfifo *fifo,
+        const void *from, unsigned int n, unsigned int recsize);
 
-        /*
-         * optimization: if the FIFO is empty, set the indices to 0
-         * so we don't wrap the next time
-         */
-        if (fifo->in == fifo->out)
-                fifo->in = fifo->out = 0;
+static inline unsigned int __kfifo_in_rec(struct kfifo *fifo,
+        const void *from, unsigned int n, unsigned int recsize)
+{
+        unsigned int ret;
 
-        spin_unlock_irqrestore(fifo->lock, flags);
+        ret = __kfifo_in_n(fifo, from, n, recsize);
 
+        if (likely(ret == 0)) {
+                if (recsize)
+                        __kfifo_poke_n(fifo, recsize, n);
+                __kfifo_add_in(fifo, n + recsize);
+        }
         return ret;
 }
 
 /**
- * __kfifo_len - returns the number of bytes available in the FIFO, no locking version
+ * kfifo_in_rec - puts some record data into the FIFO
  * @fifo: the fifo to be used.
+ * @from: the data to be added.
+ * @n: the length of the data to be added.
+ * @recsize: size of record field
+ *
+ * This function copies @n bytes from the @from into the FIFO and returns
+ * the number of bytes which cannot be copied.
+ * A returned value greater than the @n value means that the record doesn't
+ * fit into the buffer.
+ *
+ * Note that with only one concurrent reader and one concurrent
+ * writer, you don't need extra locking to use these functions.
+ */
+static inline __must_check unsigned int kfifo_in_rec(struct kfifo *fifo,
+        void *from, unsigned int n, unsigned int recsize)
+{
+        if (!__builtin_constant_p(recsize))
+                return __kfifo_in_generic(fifo, from, n, recsize);
+        return __kfifo_in_rec(fifo, from, n, recsize);
+}
+
+/*
+ * __kfifo_out_... internal functions for get date from the fifo
+ * do not call it directly, use kfifo_out_rec() instead
  */
-static inline unsigned int __kfifo_len(struct kfifo *fifo)
+extern unsigned int __kfifo_out_n(struct kfifo *fifo,
+        void *to, unsigned int reclen, unsigned int recsize);
+
+extern unsigned int __kfifo_out_generic(struct kfifo *fifo,
+        void *to, unsigned int n,
+        unsigned int recsize, unsigned int *total);
+
+static inline unsigned int __kfifo_out_rec(struct kfifo *fifo,
+        void *to, unsigned int n, unsigned int recsize,
+        unsigned int *total)
 {
-        return fifo->in - fifo->out;
+        unsigned int l;
+
+        if (!recsize) {
+                l = n;
+                if (total)
+                        *total = l;
+        } else {
+                l = __kfifo_peek_n(fifo, recsize);
+                if (total)
+                        *total = l;
+                if (n < l)
+                        return l;
+        }
+
+        return __kfifo_out_n(fifo, to, l, recsize);
 }
 
 /**
- * kfifo_len - returns the number of bytes available in the FIFO
+ * kfifo_out_rec - gets some record data from the FIFO
  * @fifo: the fifo to be used.
+ * @to: where the data must be copied.
+ * @n: the size of the destination buffer.
+ * @recsize: size of record field
+ * @total: pointer where the total number of to copied bytes should stored
+ *
+ * This function copies at most @n bytes from the FIFO to @to and returns the
+ * number of bytes which cannot be copied.
+ * A returned value greater than the @n value means that the record doesn't
+ * fit into the @to buffer.
+ *
+ * Note that with only one concurrent reader and one concurrent
+ * writer, you don't need extra locking to use these functions.
  */
-static inline unsigned int kfifo_len(struct kfifo *fifo)
+static inline __must_check unsigned int kfifo_out_rec(struct kfifo *fifo,
+        void *to, unsigned int n, unsigned int recsize,
+        unsigned int *total)
+
 {
-        unsigned long flags;
-        unsigned int ret;
+        if (!__builtin_constant_p(recsize))
+                return __kfifo_out_generic(fifo, to, n, recsize, total);
+        return __kfifo_out_rec(fifo, to, n, recsize, total);
+}
 
-        spin_lock_irqsave(fifo->lock, flags);
+/*
+ * __kfifo_from_user_... internal functions for transfer from user space into
+ * the fifo. do not call it directly, use kfifo_from_user_rec() instead
+ */
+extern unsigned int __kfifo_from_user_n(struct kfifo *fifo,
+        const void __user *from, unsigned int n, unsigned int recsize);
+
+extern unsigned int __kfifo_from_user_generic(struct kfifo *fifo,
+        const void __user *from, unsigned int n, unsigned int recsize);
 
-        ret = __kfifo_len(fifo);
+static inline unsigned int __kfifo_from_user_rec(struct kfifo *fifo,
+        const void __user *from, unsigned int n, unsigned int recsize)
+{
+        unsigned int ret;
 
-        spin_unlock_irqrestore(fifo->lock, flags);
+        ret = __kfifo_from_user_n(fifo, from, n, recsize);
 
+        if (likely(ret == 0)) {
+                if (recsize)
+                        __kfifo_poke_n(fifo, recsize, n);
+                __kfifo_add_in(fifo, n + recsize);
+        }
         return ret;
 }
 
+/**
+ * kfifo_from_user_rec - puts some data from user space into the FIFO
+ * @fifo: the fifo to be used.
+ * @from: pointer to the data to be added.
+ * @n: the length of the data to be added.
+ * @recsize: size of record field
+ *
+ * This function copies @n bytes from the @from into the
+ * FIFO and returns the number of bytes which cannot be copied.
+ *
+ * If the returned value is equal or less the @n value, the copy_from_user()
+ * functions has failed. Otherwise the record doesn't fit into the buffer.
+ *
+ * Note that with only one concurrent reader and one concurrent
+ * writer, you don't need extra locking to use these functions.
+ */
+static inline __must_check unsigned int kfifo_from_user_rec(struct kfifo *fifo,
+        const void __user *from, unsigned int n, unsigned int recsize)
+{
+        if (!__builtin_constant_p(recsize))
+                return __kfifo_from_user_generic(fifo, from, n, recsize);
+        return __kfifo_from_user_rec(fifo, from, n, recsize);
+}
+
+/*
+ * __kfifo_to_user_... internal functions for transfer fifo data into user space
+ * do not call it directly, use kfifo_to_user_rec() instead
+ */
+extern unsigned int __kfifo_to_user_n(struct kfifo *fifo,
+        void __user *to, unsigned int n, unsigned int reclen,
+        unsigned int recsize);
+
+extern unsigned int __kfifo_to_user_generic(struct kfifo *fifo,
+        void __user *to, unsigned int n, unsigned int recsize,
+        unsigned int *total);
+
+static inline unsigned int __kfifo_to_user_rec(struct kfifo *fifo,
+        void __user *to, unsigned int n,
+        unsigned int recsize, unsigned int *total)
+{
+        unsigned int l;
+
+        if (!recsize) {
+                l = n;
+                if (total)
+                        *total = l;
+        } else {
+                l = __kfifo_peek_n(fifo, recsize);
+                if (total)
+                        *total = l;
+                if (n < l)
+                        return l;
+        }
+
+        return __kfifo_to_user_n(fifo, to, n, l, recsize);
+}
+
+/**
+ * kfifo_to_user_rec - gets data from the FIFO and write it to user space
+ * @fifo: the fifo to be used.
+ * @to: where the data must be copied.
+ * @n: the size of the destination buffer.
+ * @recsize: size of record field
+ * @total: pointer where the total number of to copied bytes should stored
+ *
+ * This function copies at most @n bytes from the FIFO to the @to.
+ * In case of an error, the function returns the number of bytes which cannot
+ * be copied.
+ * If the returned value is equal or less the @n value, the copy_to_user()
+ * functions has failed. Otherwise the record doesn't fit into the @to buffer.
+ *
+ * Note that with only one concurrent reader and one concurrent
+ * writer, you don't need extra locking to use these functions.
+ */
+static inline __must_check unsigned int kfifo_to_user_rec(struct kfifo *fifo,
+                void __user *to, unsigned int n, unsigned int recsize,
+                unsigned int *total)
+{
+        if (!__builtin_constant_p(recsize))
+                return __kfifo_to_user_generic(fifo, to, n, recsize, total);
+        return __kfifo_to_user_rec(fifo, to, n, recsize, total);
+}
+
+/*
+ * __kfifo_peek_... internal functions for peek into the next fifo record
+ * do not call it directly, use kfifo_peek_rec() instead
+ */
+extern unsigned int __kfifo_peek_generic(struct kfifo *fifo,
+                                unsigned int recsize);
+
+/**
+ * kfifo_peek_rec - gets the size of the next FIFO record data
+ * @fifo: the fifo to be used.
+ * @recsize: size of record field
+ *
+ * This function returns the size of the next FIFO record in number of bytes
+ */
+static inline __must_check unsigned int kfifo_peek_rec(struct kfifo *fifo,
+        unsigned int recsize)
+{
+        if (!__builtin_constant_p(recsize))
+                return __kfifo_peek_generic(fifo, recsize);
+        if (!recsize)
+                return kfifo_len(fifo);
+        return __kfifo_peek_n(fifo, recsize);
+}
+
+/*
+ * __kfifo_skip_... internal functions for skip the next fifo record
+ * do not call it directly, use kfifo_skip_rec() instead
+ */
+extern void __kfifo_skip_generic(struct kfifo *fifo, unsigned int recsize);
+
+static inline void __kfifo_skip_rec(struct kfifo *fifo,
+        unsigned int recsize)
+{
+        unsigned int l;
+
+        if (recsize) {
+                l = __kfifo_peek_n(fifo, recsize);
+
+                if (l + recsize <= kfifo_len(fifo)) {
+                        __kfifo_add_out(fifo, l + recsize);
+                        return;
+                }
+        }
+        kfifo_reset_out(fifo);
+}
+
+/**
+ * kfifo_skip_rec - skip the next fifo out record
+ * @fifo: the fifo to be used.
+ * @recsize: size of record field
+ *
+ * This function skips the next FIFO record
+ */
+static inline void kfifo_skip_rec(struct kfifo *fifo,
+        unsigned int recsize)
+{
+        if (!__builtin_constant_p(recsize))
+                __kfifo_skip_generic(fifo, recsize);
+        else
+                __kfifo_skip_rec(fifo, recsize);
+}
+
+/**
+ * kfifo_avail_rec - returns the number of bytes available in a record FIFO
+ * @fifo: the fifo to be used.
+ * @recsize: size of record field
+ */
+static inline __must_check unsigned int kfifo_avail_rec(struct kfifo *fifo,
+        unsigned int recsize)
+{
+        unsigned int l = kfifo_size(fifo) - kfifo_len(fifo);
+
+        return (l > recsize) ? l - recsize : 0;
+}
+
 #endif
diff --git a/include/linux/kgdb.h b/include/linux/kgdb.h
index 6adcc297e354..19ec41a183f5 100644
--- a/include/linux/kgdb.h
+++ b/include/linux/kgdb.h
@@ -29,8 +29,7 @@ struct pt_regs;
  *
  *      On some architectures it is required to skip a breakpoint
  *      exception when it occurs after a breakpoint has been removed.
- *      This can be implemented in the architecture specific portion of
- *      for kgdb.
+ *      This can be implemented in the architecture specific portion of kgdb.
  */
 extern int kgdb_skipexception(int exception, struct pt_regs *regs);
 
@@ -65,7 +64,7 @@ struct uart_port;
 /**
  *      kgdb_breakpoint - compiled in breakpoint
  *
- *      This will be impelmented a static inline per architecture.  This
+ *      This will be implemented as a static inline per architecture.  This
  *      function is called by the kgdb core to execute an architecture
  *      specific trap to cause kgdb to enter the exception processing.
  *
@@ -190,7 +189,7 @@ kgdb_arch_handle_exception(int vector, int signo, int err_code,
  *      @flags: Current IRQ state
  *
  *      On SMP systems, we need to get the attention of the other CPUs
- *      and get them be in a known state.  This should do what is needed
+ *      and get them into a known state.  This should do what is needed
  *      to get the other CPUs to call kgdb_wait(). Note that on some arches,
  *      the NMI approach is not used for rounding up all the CPUs. For example,
  *      in case of MIPS, smp_call_function() is used to roundup CPUs. In
diff --git a/include/linux/kmemcheck.h b/include/linux/kmemcheck.h
index e880d4cf9e22..08d7dc4ddf40 100644
--- a/include/linux/kmemcheck.h
+++ b/include/linux/kmemcheck.h
@@ -36,6 +36,56 @@ int kmemcheck_hide_addr(unsigned long address);
 
 bool kmemcheck_is_obj_initialized(unsigned long addr, size_t size);
 
+/*
+ * Bitfield annotations
+ *
+ * How to use: If you have a struct using bitfields, for example
+ *
+ *     struct a {
+ *             int x:8, y:8;
+ *     };
+ *
+ * then this should be rewritten as
+ *
+ *     struct a {
+ *             kmemcheck_bitfield_begin(flags);
+ *             int x:8, y:8;
+ *             kmemcheck_bitfield_end(flags);
+ *     };
+ *
+ * Now the "flags_begin" and "flags_end" members may be used to refer to the
+ * beginning and end, respectively, of the bitfield (and things like
+ * &x.flags_begin is allowed). As soon as the struct is allocated, the bit-
+ * fields should be annotated:
+ *
+ *     struct a *a = kmalloc(sizeof(struct a), GFP_KERNEL);
+ *     kmemcheck_annotate_bitfield(a, flags);
+ */
+#define kmemcheck_bitfield_begin(name)  \
+        int name##_begin[0];
+
+#define kmemcheck_bitfield_end(name)    \
+        int name##_end[0];
+
+#define kmemcheck_annotate_bitfield(ptr, name)                          \
+        do {                                                            \
+                int _n;                                                 \
+                                                                        \
+                if (!ptr)                                               \
+                        break;                                          \
+                                                                        \
+                _n = (long) &((ptr)->name##_end)                        \
+                        - (long) &((ptr)->name##_begin);                \
+                MAYBE_BUILD_BUG_ON(_n < 0);                             \
+                                                                        \
+                kmemcheck_mark_initialized(&((ptr)->name##_begin), _n); \
+        } while (0)
+
+#define kmemcheck_annotate_variable(var)                                \
+        do {                                                            \
+                kmemcheck_mark_initialized(&(var), sizeof(var));        \
+        } while (0)                                                     \
+
 #else
 #define kmemcheck_enabled 0
 
@@ -106,60 +156,16 @@ static inline bool kmemcheck_is_obj_initialized(unsigned long addr, size_t size)
         return true;
 }
 
-#endif /* CONFIG_KMEMCHECK */
-
-/*
- * Bitfield annotations
- *
- * How to use: If you have a struct using bitfields, for example
- *
- *     struct a {
- *             int x:8, y:8;
- *     };
- *
- * then this should be rewritten as
- *
- *     struct a {
- *             kmemcheck_bitfield_begin(flags);
- *             int x:8, y:8;
- *             kmemcheck_bitfield_end(flags);
- *     };
- *
- * Now the "flags_begin" and "flags_end" members may be used to refer to the
- * beginning and end, respectively, of the bitfield (and things like
- * &x.flags_begin is allowed). As soon as the struct is allocated, the bit-
- * fields should be annotated:
- *
- *     struct a *a = kmalloc(sizeof(struct a), GFP_KERNEL);
- *     kmemcheck_annotate_bitfield(a, flags);
- *
- * Note: We provide the same definitions for both kmemcheck and non-
- * kmemcheck kernels. This makes it harder to introduce accidental errors. It
- * is also allowed to pass NULL pointers to kmemcheck_annotate_bitfield().
- */
-#define kmemcheck_bitfield_begin(name)  \
-        int name##_begin[0];
-
-#define kmemcheck_bitfield_end(name)    \
-        int name##_end[0];
+#define kmemcheck_bitfield_begin(name)
+#define kmemcheck_bitfield_end(name)
+#define kmemcheck_annotate_bitfield(ptr, name)  \
+        do {                                    \
+        } while (0)
 
-#define kmemcheck_annotate_bitfield(ptr, name)                          \
-        do {                                                            \
-                int _n;                                                 \
-                                                                        \
-                if (!ptr)                                               \
-                        break;                                          \
-                                                                        \
-                _n = (long) &((ptr)->name##_end)                        \
-                        - (long) &((ptr)->name##_begin);                \
-                MAYBE_BUILD_BUG_ON(_n < 0);                             \
-                                                                        \
-                kmemcheck_mark_initialized(&((ptr)->name##_begin), _n); \
+#define kmemcheck_annotate_variable(var)        \
+        do {                                    \
         } while (0)
 
-#define kmemcheck_annotate_variable(var)                                \
-        do {                                                            \
-                kmemcheck_mark_initialized(&(var), sizeof(var));        \
-        } while (0)                                                     \
+#endif /* CONFIG_KMEMCHECK */
 
 #endif /* LINUX_KMEMCHECK_H */
diff --git a/include/linux/kmemleak.h b/include/linux/kmemleak.h
index 3c7497d46ee9..99d9a6766f7e 100644
--- a/include/linux/kmemleak.h
+++ b/include/linux/kmemleak.h
@@ -32,8 +32,7 @@ extern void kmemleak_padding(const void *ptr, unsigned long offset,
                              size_t size) __ref;
 extern void kmemleak_not_leak(const void *ptr) __ref;
 extern void kmemleak_ignore(const void *ptr) __ref;
-extern void kmemleak_scan_area(const void *ptr, unsigned long offset,
-                               size_t length, gfp_t gfp) __ref;
+extern void kmemleak_scan_area(const void *ptr, size_t size, gfp_t gfp) __ref;
 extern void kmemleak_no_scan(const void *ptr) __ref;
 
 static inline void kmemleak_alloc_recursive(const void *ptr, size_t size,
@@ -84,8 +83,7 @@ static inline void kmemleak_not_leak(const void *ptr)
 static inline void kmemleak_ignore(const void *ptr)
 {
 }
-static inline void kmemleak_scan_area(const void *ptr, unsigned long offset,
-                                      size_t length, gfp_t gfp)
+static inline void kmemleak_scan_area(const void *ptr, size_t size, gfp_t gfp)
 {
 }
 static inline void kmemleak_erase(void **ptr)
diff --git a/include/linux/kmsg_dump.h b/include/linux/kmsg_dump.h
new file mode 100644
index 000000000000..24b44145a886
--- /dev/null
+++ b/include/linux/kmsg_dump.h
@@ -0,0 +1,61 @@
+/*
+ * linux/include/kmsg_dump.h
+ *
+ * Copyright (C) 2009 Net Insight AB
+ *
+ * Author: Simon Kagstrom <simon.kagstrom@netinsight.net>
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file COPYING in the main directory of this archive
+ * for more details.
+ */
+#ifndef _LINUX_KMSG_DUMP_H
+#define _LINUX_KMSG_DUMP_H
+
+#include <linux/list.h>
+
+enum kmsg_dump_reason {
+        KMSG_DUMP_OOPS,
+        KMSG_DUMP_PANIC,
+        KMSG_DUMP_KEXEC,
+};
+
+/**
+ * struct kmsg_dumper - kernel crash message dumper structure
+ * @dump:       The callback which gets called on crashes. The buffer is passed
+ *              as two sections, where s1 (length l1) contains the older
+ *              messages and s2 (length l2) contains the newer.
+ * @list:       Entry in the dumper list (private)
+ * @registered: Flag that specifies if this is already registered
+ */
+struct kmsg_dumper {
+        void (*dump)(struct kmsg_dumper *dumper, enum kmsg_dump_reason reason,
+                        const char *s1, unsigned long l1,
+                        const char *s2, unsigned long l2);
+        struct list_head list;
+        int registered;
+};
+
+#ifdef CONFIG_PRINTK
+void kmsg_dump(enum kmsg_dump_reason reason);
+
+int kmsg_dump_register(struct kmsg_dumper *dumper);
+
+int kmsg_dump_unregister(struct kmsg_dumper *dumper);
+#else
+static inline void kmsg_dump(enum kmsg_dump_reason reason)
+{
+}
+
+static inline int kmsg_dump_register(struct kmsg_dumper *dumper)
+{
+        return -EINVAL;
+}
+
+static inline int kmsg_dump_unregister(struct kmsg_dumper *dumper)
+{
+        return -EINVAL;
+}
+#endif
+
+#endif /* _LINUX_KMSG_DUMP_H */
diff --git a/include/linux/ksm.h b/include/linux/ksm.h
index a485c14ecd5d..43bdab769fc3 100644
--- a/include/linux/ksm.h
+++ b/include/linux/ksm.h
@@ -9,8 +9,12 @@
 
 #include <linux/bitops.h>
 #include <linux/mm.h>
+#include <linux/pagemap.h>
+#include <linux/rmap.h>
 #include <linux/sched.h>
-#include <linux/vmstat.h>
+
+struct stable_node;
+struct mem_cgroup;
 
 #ifdef CONFIG_KSM
 int ksm_madvise(struct vm_area_struct *vma, unsigned long start,
@@ -34,46 +38,110 @@ static inline void ksm_exit(struct mm_struct *mm)
 /*
  * A KSM page is one of those write-protected "shared pages" or "merged pages"
  * which KSM maps into multiple mms, wherever identical anonymous page content
- * is found in VM_MERGEABLE vmas.  It's a PageAnon page, with NULL anon_vma.
+ * is found in VM_MERGEABLE vmas.  It's a PageAnon page, pointing not to any
+ * anon_vma, but to that page's node of the stable tree.
  */
 static inline int PageKsm(struct page *page)
 {
-        return ((unsigned long)page->mapping == PAGE_MAPPING_ANON);
+        return ((unsigned long)page->mapping & PAGE_MAPPING_FLAGS) ==
+                                (PAGE_MAPPING_ANON | PAGE_MAPPING_KSM);
+}
+
+static inline struct stable_node *page_stable_node(struct page *page)
+{
+        return PageKsm(page) ? page_rmapping(page) : NULL;
+}
+
+static inline void set_page_stable_node(struct page *page,
+                                        struct stable_node *stable_node)
+{
+        page->mapping = (void *)stable_node +
+                                (PAGE_MAPPING_ANON | PAGE_MAPPING_KSM);
 }
 
 /*
- * But we have to avoid the checking which page_add_anon_rmap() performs.
+ * When do_swap_page() first faults in from swap what used to be a KSM page,
+ * no problem, it will be assigned to this vma's anon_vma; but thereafter,
+ * it might be faulted into a different anon_vma (or perhaps to a different
+ * offset in the same anon_vma).  do_swap_page() cannot do all the locking
+ * needed to reconstitute a cross-anon_vma KSM page: for now it has to make
+ * a copy, and leave remerging the pages to a later pass of ksmd.
+ *
+ * We'd like to make this conditional on vma->vm_flags & VM_MERGEABLE,
+ * but what if the vma was unmerged while the page was swapped out?
  */
-static inline void page_add_ksm_rmap(struct page *page)
+struct page *ksm_does_need_to_copy(struct page *page,
+                        struct vm_area_struct *vma, unsigned long address);
+static inline struct page *ksm_might_need_to_copy(struct page *page,
+                        struct vm_area_struct *vma, unsigned long address)
 {
-        if (atomic_inc_and_test(&page->_mapcount)) {
-                page->mapping = (void *) PAGE_MAPPING_ANON;
-                __inc_zone_page_state(page, NR_ANON_PAGES);
-        }
+        struct anon_vma *anon_vma = page_anon_vma(page);
+
+        if (!anon_vma ||
+            (anon_vma == vma->anon_vma &&
+             page->index == linear_page_index(vma, address)))
+                return page;
+
+        return ksm_does_need_to_copy(page, vma, address);
 }
+
+int page_referenced_ksm(struct page *page,
+                        struct mem_cgroup *memcg, unsigned long *vm_flags);
+int try_to_unmap_ksm(struct page *page, enum ttu_flags flags);
+int rmap_walk_ksm(struct page *page, int (*rmap_one)(struct page *,
+                  struct vm_area_struct *, unsigned long, void *), void *arg);
+void ksm_migrate_page(struct page *newpage, struct page *oldpage);
+
 #else  /* !CONFIG_KSM */
 
+static inline int ksm_fork(struct mm_struct *mm, struct mm_struct *oldmm)
+{
+        return 0;
+}
+
+static inline void ksm_exit(struct mm_struct *mm)
+{
+}
+
+static inline int PageKsm(struct page *page)
+{
+        return 0;
+}
+
+#ifdef CONFIG_MMU
 static inline int ksm_madvise(struct vm_area_struct *vma, unsigned long start,
                 unsigned long end, int advice, unsigned long *vm_flags)
 {
         return 0;
 }
 
-static inline int ksm_fork(struct mm_struct *mm, struct mm_struct *oldmm)
+static inline struct page *ksm_might_need_to_copy(struct page *page,
+                        struct vm_area_struct *vma, unsigned long address)
+{
+        return page;
+}
+
+static inline int page_referenced_ksm(struct page *page,
+                        struct mem_cgroup *memcg, unsigned long *vm_flags)
 {
         return 0;
 }
 
-static inline void ksm_exit(struct mm_struct *mm)
+static inline int try_to_unmap_ksm(struct page *page, enum ttu_flags flags)
 {
+        return 0;
 }
 
-static inline int PageKsm(struct page *page)
+static inline int rmap_walk_ksm(struct page *page, int (*rmap_one)(struct page*,
+                struct vm_area_struct *, unsigned long, void *), void *arg)
 {
         return 0;
 }
 
-/* No stub required for page_add_ksm_rmap(page) */
+static inline void ksm_migrate_page(struct page *newpage, struct page *oldpage)
+{
+}
+#endif /* CONFIG_MMU */
 #endif /* !CONFIG_KSM */
 
-#endif
+#endif /* __LINUX_KSM_H */
diff --git a/include/linux/leds-lp3944.h b/include/linux/leds-lp3944.h
index afc9f9fd70f5..2618aa9063bc 100644
--- a/include/linux/leds-lp3944.h
+++ b/include/linux/leds-lp3944.h
@@ -12,9 +12,6 @@
 #ifndef __LINUX_LEDS_LP3944_H
 #define __LINUX_LEDS_LP3944_H
 
-#include <linux/leds.h>
-#include <linux/workqueue.h>
-
 #define LP3944_LED0 0
 #define LP3944_LED1 1
 #define LP3944_LED2 2
diff --git a/include/linux/leds-pca9532.h b/include/linux/leds-pca9532.h
index 96eea90f01a8..f158eb1149aa 100644
--- a/include/linux/leds-pca9532.h
+++ b/include/linux/leds-pca9532.h
@@ -32,7 +32,7 @@ struct pca9532_led {
         struct i2c_client *client;
         char *name;
         struct led_classdev ldev;
-       struct work_struct work;
+        struct work_struct work;
         enum pca9532_type type;
         enum pca9532_state state;
 };
diff --git a/include/linux/leds-regulator.h b/include/linux/leds-regulator.h
new file mode 100644
index 000000000000..5a8eb389aab8
--- /dev/null
+++ b/include/linux/leds-regulator.h
@@ -0,0 +1,46 @@
+/*
+ * leds-regulator.h - platform data structure for regulator driven LEDs.
+ *
+ * Copyright (C) 2009 Antonio Ospite <ospite@studenti.unina.it>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#ifndef __LINUX_LEDS_REGULATOR_H
+#define __LINUX_LEDS_REGULATOR_H
+
+/*
+ * Use "vled" as supply id when declaring the regulator consumer:
+ *
+ * static struct regulator_consumer_supply pcap_regulator_VVIB_consumers [] = {
+ *      { .dev_name = "leds-regulator.0", supply = "vled" },
+ * };
+ *
+ * If you have several regulator driven LEDs, you can append a numerical id to
+ * .dev_name as done above, and use the same id when declaring the platform
+ * device:
+ *
+ * static struct led_regulator_platform_data a780_vibrator_data = {
+ *      .name   = "a780::vibrator",
+ * };
+ *
+ * static struct platform_device a780_vibrator = {
+ *      .name = "leds-regulator",
+ *      .id   = 0,
+ *      .dev  = {
+ *              .platform_data = &a780_vibrator_data,
+ *      },
+ * };
+ */
+
+#include <linux/leds.h>
+
+struct led_regulator_platform_data {
+        char *name;                     /* LED name as expected by LED class */
+        enum led_brightness brightness; /* initial brightness value */
+};
+
+#endif /* __LINUX_LEDS_REGULATOR_H */
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 6a9c4ddd3d95..73112250862c 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -354,6 +354,9 @@ enum {
         /* max tries if error condition is still set after ->error_handler */
         ATA_EH_MAX_TRIES        = 5,
 
+        /* sometimes resuming a link requires several retries */
+        ATA_LINK_RESUME_TRIES   = 5,
+
         /* how hard are we gonna try to probe/recover devices */
         ATA_PROBE_MAX_TRIES     = 3,
         ATA_EH_DEV_TRIES        = 3,
diff --git a/include/linux/lis3lv02d.h b/include/linux/lis3lv02d.h
index 3cc2f2c53e4c..f1ca0dcc1628 100644
--- a/include/linux/lis3lv02d.h
+++ b/include/linux/lis3lv02d.h
@@ -43,6 +43,21 @@ struct lis3lv02d_platform_data {
 #define LIS3_WAKEUP_Z_HI        (1 << 5)
         unsigned char wakeup_flags;
         unsigned char wakeup_thresh;
+#define LIS3_NO_MAP             0
+#define LIS3_DEV_X              1
+#define LIS3_DEV_Y              2
+#define LIS3_DEV_Z              3
+#define LIS3_INV_DEV_X         -1
+#define LIS3_INV_DEV_Y         -2
+#define LIS3_INV_DEV_Z         -3
+        s8 axis_x;
+        s8 axis_y;
+        s8 axis_z;
+        int (*setup_resources)(void);
+        int (*release_resources)(void);
+        /* Limits for selftest are specified in chip data sheet */
+        s16 st_min_limits[3]; /* min pass limit x, y, z */
+        s16 st_max_limits[3]; /* max pass limit x, y, z */
 };
 
 #endif /* __LIS3LV02D_H_ */
diff --git a/include/linux/list_sort.h b/include/linux/list_sort.h
new file mode 100644
index 000000000000..1a2df2efb771
--- /dev/null
+++ b/include/linux/list_sort.h
@@ -0,0 +1,11 @@
+#ifndef _LINUX_LIST_SORT_H
+#define _LINUX_LIST_SORT_H
+
+#include <linux/types.h>
+
+struct list_head;
+
+void list_sort(void *priv, struct list_head *head,
+               int (*cmp)(void *priv, struct list_head *a,
+                          struct list_head *b));
+#endif
diff --git a/include/linux/lmb.h b/include/linux/lmb.h
index 2442e3f3d033..ef82b8fcbddb 100644
--- a/include/linux/lmb.h
+++ b/include/linux/lmb.h
@@ -54,6 +54,7 @@ extern u64 __init lmb_phys_mem_size(void);
 extern u64 lmb_end_of_DRAM(void);
 extern void __init lmb_enforce_memory_limit(u64 memory_limit);
 extern int __init lmb_is_reserved(u64 addr);
+extern int lmb_is_region_reserved(u64 base, u64 size);
 extern int lmb_find(struct lmb_property *res);
 
 extern void lmb_dump_all(void);
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index bf9213b2db8f..1f9b119f4ace 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -54,6 +54,11 @@ extern void mem_cgroup_rotate_lru_list(struct page *page, enum lru_list lru);
 extern void mem_cgroup_del_lru(struct page *page);
 extern void mem_cgroup_move_lists(struct page *page,
                                   enum lru_list from, enum lru_list to);
+
+/* For coalescing uncharge for reducing memcg' overhead*/
+extern void mem_cgroup_uncharge_start(void);
+extern void mem_cgroup_uncharge_end(void);
+
 extern void mem_cgroup_uncharge_page(struct page *page);
 extern void mem_cgroup_uncharge_cache_page(struct page *page);
 extern int mem_cgroup_shmem_charge_fallback(struct page *page,
@@ -68,6 +73,7 @@ extern unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan,
 extern void mem_cgroup_out_of_memory(struct mem_cgroup *mem, gfp_t gfp_mask);
 int task_in_mem_cgroup(struct task_struct *task, const struct mem_cgroup *mem);
 
+extern struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page);
 extern struct mem_cgroup *mem_cgroup_from_task(struct task_struct *p);
 
 static inline
@@ -80,6 +86,8 @@ int mm_match_cgroup(const struct mm_struct *mm, const struct mem_cgroup *cgroup)
         return cgroup == mem;
 }
 
+extern struct cgroup_subsys_state *mem_cgroup_css(struct mem_cgroup *mem);
+
 extern int
 mem_cgroup_prepare_migration(struct page *page, struct mem_cgroup **ptr);
 extern void mem_cgroup_end_migration(struct mem_cgroup *mem,
@@ -117,7 +125,7 @@ static inline bool mem_cgroup_disabled(void)
 }
 
 extern bool mem_cgroup_oom_called(struct task_struct *task);
-void mem_cgroup_update_mapped_file_stat(struct page *page, int val);
+void mem_cgroup_update_file_mapped(struct page *page, int val);
 unsigned long mem_cgroup_soft_limit_reclaim(struct zone *zone, int order,
                                                 gfp_t gfp_mask, int nid,
                                                 int zid);
@@ -151,6 +159,14 @@ static inline void mem_cgroup_cancel_charge_swapin(struct mem_cgroup *ptr)
 {
 }
 
+static inline void mem_cgroup_uncharge_start(void)
+{
+}
+
+static inline void mem_cgroup_uncharge_end(void)
+{
+}
+
 static inline void mem_cgroup_uncharge_page(struct page *page)
 {
 }
@@ -189,6 +205,11 @@ mem_cgroup_move_lists(struct page *page, enum lru_list from, enum lru_list to)
 {
 }
 
+static inline struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page)
+{
+        return NULL;
+}
+
 static inline int mm_match_cgroup(struct mm_struct *mm, struct mem_cgroup *mem)
 {
         return 1;
@@ -200,6 +221,11 @@ static inline int task_in_mem_cgroup(struct task_struct *task,
         return 1;
 }
 
+static inline struct cgroup_subsys_state *mem_cgroup_css(struct mem_cgroup *mem)
+{
+        return NULL;
+}
+
 static inline int
 mem_cgroup_prepare_migration(struct page *page, struct mem_cgroup **ptr)
 {
@@ -274,7 +300,7 @@ mem_cgroup_print_oom_info(struct mem_cgroup *memcg, struct task_struct *p)
 {
 }
 
-static inline void mem_cgroup_update_mapped_file_stat(struct page *page,
+static inline void mem_cgroup_update_file_mapped(struct page *page,
                                                         int val)
 {
 }
diff --git a/include/linux/memory.h b/include/linux/memory.h
index 37fa19b34ef5..1adfe779eb99 100644
--- a/include/linux/memory.h
+++ b/include/linux/memory.h
@@ -50,6 +50,19 @@ struct memory_notify {
         int status_change_nid;
 };
 
+/*
+ * During pageblock isolation, count the number of pages within the
+ * range [start_pfn, start_pfn + nr_pages) which are owned by code
+ * in the notifier chain.
+ */
+#define MEM_ISOLATE_COUNT       (1<<0)
+
+struct memory_isolate_notify {
+        unsigned long start_pfn;        /* Start of range to check */
+        unsigned int nr_pages;          /* # pages in range to check */
+        unsigned int pages_found;       /* # pages owned found by callbacks */
+};
+
 struct notifier_block;
 struct mem_section;
 
@@ -76,14 +89,28 @@ static inline int memory_notify(unsigned long val, void *v)
 {
         return 0;
 }
+static inline int register_memory_isolate_notifier(struct notifier_block *nb)
+{
+        return 0;
+}
+static inline void unregister_memory_isolate_notifier(struct notifier_block *nb)
+{
+}
+static inline int memory_isolate_notify(unsigned long val, void *v)
+{
+        return 0;
+}
 #else
 extern int register_memory_notifier(struct notifier_block *nb);
 extern void unregister_memory_notifier(struct notifier_block *nb);
+extern int register_memory_isolate_notifier(struct notifier_block *nb);
+extern void unregister_memory_isolate_notifier(struct notifier_block *nb);
 extern int register_new_memory(int, struct mem_section *);
 extern int unregister_memory_section(struct mem_section *);
 extern int memory_dev_init(void);
 extern int remove_memory_block(unsigned long, struct mem_section *, int);
 extern int memory_notify(unsigned long val, void *v);
+extern int memory_isolate_notify(unsigned long val, void *v);
 extern struct memory_block *find_memory_block(struct mem_section *);
 #define CONFIG_MEM_BLOCK_SIZE   (PAGES_PER_SECTION<<PAGE_SHIFT)
 enum mem_add_context { BOOT, HOTPLUG };
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index fed969281a41..35b07b773e6c 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -69,7 +69,6 @@ extern void online_page(struct page *page);
 /* VM interface that may be used by firmware interface */
 extern int online_pages(unsigned long, unsigned long);
 extern void __offline_isolated_pages(unsigned long, unsigned long);
-extern int offline_pages(unsigned long, unsigned long, unsigned long);
 
 /* reasonably generic interface to expand the physical pages in a zone  */
 extern int __add_pages(int nid, struct zone *zone, unsigned long start_pfn,
diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 085c903fe0f1..1cc966cd3e5f 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -201,6 +201,7 @@ extern void mpol_fix_fork_child_flag(struct task_struct *p);
 extern struct zonelist *huge_zonelist(struct vm_area_struct *vma,
                                 unsigned long addr, gfp_t gfp_flags,
                                 struct mempolicy **mpol, nodemask_t **nodemask);
+extern bool init_nodemask_of_mempolicy(nodemask_t *mask);
 extern unsigned slab_node(struct mempolicy *policy);
 
 extern enum zone_type policy_zone;
@@ -328,6 +329,8 @@ static inline struct zonelist *huge_zonelist(struct vm_area_struct *vma,
         return node_zonelist(0, gfp_flags);
 }
 
+static inline bool init_nodemask_of_mempolicy(nodemask_t *m) { return false; }
+
 static inline int do_migrate_pages(struct mm_struct *mm,
                         const nodemask_t *from_nodes,
                         const nodemask_t *to_nodes, int flags)
diff --git a/include/linux/mfd/pcf50633/core.h b/include/linux/mfd/pcf50633/core.h
index d9034cc87f18..3398bd9aab11 100644
--- a/include/linux/mfd/pcf50633/core.h
+++ b/include/linux/mfd/pcf50633/core.h
@@ -29,7 +29,12 @@ struct pcf50633_platform_data {
         char **batteries;
         int num_batteries;
 
-        int charging_restart_interval;
+        /*
+         * Should be set accordingly to the reference resistor used, see
+         * I_{ch(ref)} charger reference current in the pcf50633 User
+         * Manual.
+         */
+        int charger_reference_current_ma;
 
         /* Callbacks */
         void (*probe_done)(struct pcf50633 *);
diff --git a/include/linux/mfd/pcf50633/mbc.h b/include/linux/mfd/pcf50633/mbc.h
index 4119579acf2c..df4f5fa88de3 100644
--- a/include/linux/mfd/pcf50633/mbc.h
+++ b/include/linux/mfd/pcf50633/mbc.h
@@ -128,6 +128,7 @@ enum pcf50633_reg_mbcs3 {
 int pcf50633_mbc_usb_curlim_set(struct pcf50633 *pcf, int ma);
 
 int pcf50633_mbc_get_status(struct pcf50633 *);
+int pcf50633_mbc_get_usb_online_status(struct pcf50633 *);
 
 #endif
 
diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h
index 6b9c5d06690c..9cb1834deffa 100644
--- a/include/linux/mfd/tmio.h
+++ b/include/linux/mfd/tmio.h
@@ -2,6 +2,8 @@
 #define MFD_TMIO_H
 
 #include <linux/fb.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
 
 #define tmio_ioread8(addr) readb(addr)
 #define tmio_ioread16(addr) readw(addr)
@@ -18,11 +20,48 @@
         writew((val) >> 16, (addr) + 2); \
         } while (0)
 
+#define CNF_CMD     0x04
+#define CNF_CTL_BASE   0x10
+#define CNF_INT_PIN  0x3d
+#define CNF_STOP_CLK_CTL 0x40
+#define CNF_GCLK_CTL 0x41
+#define CNF_SD_CLK_MODE 0x42
+#define CNF_PIN_STATUS 0x44
+#define CNF_PWR_CTL_1 0x48
+#define CNF_PWR_CTL_2 0x49
+#define CNF_PWR_CTL_3 0x4a
+#define CNF_CARD_DETECT_MODE 0x4c
+#define CNF_SD_SLOT 0x50
+#define CNF_EXT_GCLK_CTL_1 0xf0
+#define CNF_EXT_GCLK_CTL_2 0xf1
+#define CNF_EXT_GCLK_CTL_3 0xf9
+#define CNF_SD_LED_EN_1 0xfa
+#define CNF_SD_LED_EN_2 0xfe
+
+#define   SDCREN 0x2   /* Enable access to MMC CTL regs. (flag in COMMAND_REG)*/
+
+#define sd_config_write8(base, shift, reg, val) \
+        tmio_iowrite8((val), (base) + ((reg) << (shift)))
+#define sd_config_write16(base, shift, reg, val) \
+        tmio_iowrite16((val), (base) + ((reg) << (shift)))
+#define sd_config_write32(base, shift, reg, val) \
+        do { \
+                tmio_iowrite16((val), (base) + ((reg) << (shift)));   \
+                tmio_iowrite16((val) >> 16, (base) + ((reg + 2) << (shift))); \
+        } while (0)
+
+int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base);
+int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base);
+void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state);
+void tmio_core_mmc_clk_div(void __iomem *cnf, int shift, int state);
+
 /*
  * data for the MMC controller
  */
 struct tmio_mmc_data {
         const unsigned int              hclk;
+        void (*set_pwr)(struct platform_device *host, int state);
+        void (*set_clk_div)(struct platform_device *host, int state);
 };
 
 /*
diff --git a/include/linux/mfd/wm831x/pdata.h b/include/linux/mfd/wm831x/pdata.h
index 415c228743d5..fd322aca33ba 100644
--- a/include/linux/mfd/wm831x/pdata.h
+++ b/include/linux/mfd/wm831x/pdata.h
@@ -41,6 +41,23 @@ struct wm831x_battery_pdata {
         int timeout;        /** Charge cycle timeout, in minutes */
 };
 
+/**
+ * Configuration for the WM831x DC-DC BuckWise convertors.  This
+ * should be passed as driver_data in the regulator_init_data.
+ *
+ * Currently all the configuration is for the fast DVS switching
+ * support of the devices.  This allows MFPs on the device to be
+ * configured as an input to switch between two output voltages,
+ * allowing voltage transitions without the expense of an access over
+ * I2C or SPI buses.
+ */
+struct wm831x_buckv_pdata {
+        int dvs_gpio;        /** CPU GPIO to use for DVS switching */
+        int dvs_control_src; /** Hardware DVS source to use (1 or 2) */
+        int dvs_init_state;  /** DVS state to expect on startup */
+        int dvs_state_gpio;  /** CPU GPIO to use for monitoring status */
+};
+
 /* Sources for status LED configuration.  Values are register values
  * plus 1 to allow for a zero default for preserve.
  */
diff --git a/include/linux/mfd/wm8350/pmic.h b/include/linux/mfd/wm8350/pmic.h
index be3264e286e0..e786fe9841ef 100644
--- a/include/linux/mfd/wm8350/pmic.h
+++ b/include/linux/mfd/wm8350/pmic.h
@@ -666,20 +666,20 @@
 #define WM8350_ISINK_FLASH_DUR_64MS             (1 << 8)
 #define WM8350_ISINK_FLASH_DUR_96MS             (2 << 8)
 #define WM8350_ISINK_FLASH_DUR_1024MS           (3 << 8)
-#define WM8350_ISINK_FLASH_ON_INSTANT           (0 << 4)
-#define WM8350_ISINK_FLASH_ON_0_25S             (1 << 4)
-#define WM8350_ISINK_FLASH_ON_0_50S             (2 << 4)
-#define WM8350_ISINK_FLASH_ON_1_00S             (3 << 4)
-#define WM8350_ISINK_FLASH_ON_1_95S             (1 << 4)
-#define WM8350_ISINK_FLASH_ON_3_91S             (2 << 4)
-#define WM8350_ISINK_FLASH_ON_7_80S             (3 << 4)
-#define WM8350_ISINK_FLASH_OFF_INSTANT          (0 << 0)
-#define WM8350_ISINK_FLASH_OFF_0_25S            (1 << 0)
-#define WM8350_ISINK_FLASH_OFF_0_50S            (2 << 0)
-#define WM8350_ISINK_FLASH_OFF_1_00S            (3 << 0)
-#define WM8350_ISINK_FLASH_OFF_1_95S            (1 << 0)
-#define WM8350_ISINK_FLASH_OFF_3_91S            (2 << 0)
-#define WM8350_ISINK_FLASH_OFF_7_80S            (3 << 0)
+#define WM8350_ISINK_FLASH_ON_INSTANT           (0 << 0)
+#define WM8350_ISINK_FLASH_ON_0_25S             (1 << 0)
+#define WM8350_ISINK_FLASH_ON_0_50S             (2 << 0)
+#define WM8350_ISINK_FLASH_ON_1_00S             (3 << 0)
+#define WM8350_ISINK_FLASH_ON_1_95S             (1 << 0)
+#define WM8350_ISINK_FLASH_ON_3_91S             (2 << 0)
+#define WM8350_ISINK_FLASH_ON_7_80S             (3 << 0)
+#define WM8350_ISINK_FLASH_OFF_INSTANT          (0 << 4)
+#define WM8350_ISINK_FLASH_OFF_0_25S            (1 << 4)
+#define WM8350_ISINK_FLASH_OFF_0_50S            (2 << 4)
+#define WM8350_ISINK_FLASH_OFF_1_00S            (3 << 4)
+#define WM8350_ISINK_FLASH_OFF_1_95S            (1 << 4)
+#define WM8350_ISINK_FLASH_OFF_3_91S            (2 << 4)
+#define WM8350_ISINK_FLASH_OFF_7_80S            (3 << 4)
 
 /*
  * Regulator Interrupts.
diff --git a/include/linux/migrate.h b/include/linux/migrate.h
index 527602cdea1c..7f085c97c799 100644
--- a/include/linux/migrate.h
+++ b/include/linux/migrate.h
@@ -12,7 +12,8 @@ typedef struct page *new_page_t(struct page *, unsigned long private, int **);
 extern int putback_lru_pages(struct list_head *l);
 extern int migrate_page(struct address_space *,
                         struct page *, struct page *);
-extern int migrate_pages(struct list_head *l, new_page_t x, unsigned long);
+extern int migrate_pages(struct list_head *l, new_page_t x,
+                        unsigned long private, int offlining);
 
 extern int fail_migrate_page(struct address_space *,
                         struct page *, struct page *);
@@ -26,10 +27,7 @@ extern int migrate_vmas(struct mm_struct *mm,
 
 static inline int putback_lru_pages(struct list_head *l) { return 0; }
 static inline int migrate_pages(struct list_head *l, new_page_t x,
-                unsigned long private) { return -ENOSYS; }
-
-static inline int migrate_pages_to(struct list_head *pagelist,
-                        struct vm_area_struct *vma, int dest) { return 0; }
+                unsigned long private, int offlining) { return -ENOSYS; }
 
 static inline int migrate_prep(void) { return -ENOSYS; }
 
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index ce7cc6c7bcbb..e92d1bfdb330 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -61,6 +61,7 @@ enum {
         MLX4_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1 <<  8,
         MLX4_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1 <<  9,
         MLX4_DEV_CAP_FLAG_DPDP          = 1 << 12,
+        MLX4_DEV_CAP_FLAG_BLH           = 1 << 15,
         MLX4_DEV_CAP_FLAG_MEM_WINDOW    = 1 << 16,
         MLX4_DEV_CAP_FLAG_APM           = 1 << 17,
         MLX4_DEV_CAP_FLAG_ATOMIC        = 1 << 18,
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 24c395694f4d..60c467bfbabd 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -620,13 +620,22 @@ void page_address_init(void);
 /*
  * On an anonymous page mapped into a user virtual memory area,
  * page->mapping points to its anon_vma, not to a struct address_space;
- * with the PAGE_MAPPING_ANON bit set to distinguish it.
+ * with the PAGE_MAPPING_ANON bit set to distinguish it.  See rmap.h.
+ *
+ * On an anonymous page in a VM_MERGEABLE area, if CONFIG_KSM is enabled,
+ * the PAGE_MAPPING_KSM bit may be set along with the PAGE_MAPPING_ANON bit;
+ * and then page->mapping points, not to an anon_vma, but to a private
+ * structure which KSM associates with that merged page.  See ksm.h.
+ *
+ * PAGE_MAPPING_KSM without PAGE_MAPPING_ANON is currently never used.
  *
  * Please note that, confusingly, "page_mapping" refers to the inode
  * address_space which maps the page from disk; whereas "page_mapped"
  * refers to user virtual address space into which the page is mapped.
  */
 #define PAGE_MAPPING_ANON       1
+#define PAGE_MAPPING_KSM        2
+#define PAGE_MAPPING_FLAGS      (PAGE_MAPPING_ANON | PAGE_MAPPING_KSM)
 
 extern struct address_space swapper_space;
 static inline struct address_space *page_mapping(struct page *page)
@@ -634,16 +643,19 @@ static inline struct address_space *page_mapping(struct page *page)
         struct address_space *mapping = page->mapping;
 
         VM_BUG_ON(PageSlab(page));
-#ifdef CONFIG_SWAP
         if (unlikely(PageSwapCache(page)))
                 mapping = &swapper_space;
-        else
-#endif
-        if (unlikely((unsigned long)mapping & PAGE_MAPPING_ANON))
+        else if (unlikely((unsigned long)mapping & PAGE_MAPPING_ANON))
                 mapping = NULL;
         return mapping;
 }
 
+/* Neutral page->mapping pointer to address_space or anon_vma or other */
+static inline void *page_rmapping(struct page *page)
+{
+        return (void *)((unsigned long)page->mapping & ~PAGE_MAPPING_FLAGS);
+}
+
 static inline int PageAnon(struct page *page)
 {
         return ((unsigned long)page->mapping & PAGE_MAPPING_ANON) != 0;
@@ -758,6 +770,7 @@ unsigned long unmap_vmas(struct mmu_gather **tlb,
  * @pmd_entry: if set, called for each non-empty PMD (3rd-level) entry
  * @pte_entry: if set, called for each non-empty PTE (4th-level) entry
  * @pte_hole: if set, called for each hole at all levels
+ * @hugetlb_entry: if set, called for each hugetlb entry
  *
  * (see walk_page_range for more details)
  */
@@ -767,6 +780,8 @@ 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 *);
+        int (*hugetlb_entry)(pte_t *, unsigned long, unsigned long,
+                             struct mm_walk *);
         struct mm_struct *mm;
         void *private;
 };
@@ -1022,6 +1037,9 @@ extern void add_active_range(unsigned int nid, unsigned long start_pfn,
 extern void remove_active_range(unsigned int nid, unsigned long start_pfn,
                                         unsigned long end_pfn);
 extern void remove_all_active_ranges(void);
+void sort_node_map(void);
+unsigned long __absent_pages_in_range(int nid, unsigned long start_pfn,
+                                                unsigned long end_pfn);
 extern unsigned long absent_pages_in_range(unsigned long start_pfn,
                                                 unsigned long end_pfn);
 extern void get_pfn_range_for_nid(unsigned int nid,
@@ -1071,6 +1089,7 @@ extern void zone_pcp_update(struct zone *zone);
 
 /* nommu.c */
 extern atomic_long_t mmap_pages_allocated;
+extern int nommu_shrink_inode_mappings(struct inode *, size_t, size_t);
 
 /* prio_tree.c */
 void vma_prio_tree_add(struct vm_area_struct *, struct vm_area_struct *old);
@@ -1316,11 +1335,17 @@ extern int account_locked_memory(struct mm_struct *mm, struct rlimit *rlim,
                                  size_t size);
 extern void refund_locked_memory(struct mm_struct *mm, size_t size);
 
+enum mf_flags {
+        MF_COUNT_INCREASED = 1 << 0,
+};
 extern void memory_failure(unsigned long pfn, int trapno);
-extern int __memory_failure(unsigned long pfn, int trapno, int ref);
+extern int __memory_failure(unsigned long pfn, int trapno, int flags);
+extern int unpoison_memory(unsigned long pfn);
 extern int sysctl_memory_failure_early_kill;
 extern int sysctl_memory_failure_recovery;
+extern void shake_page(struct page *p, int access);
 extern atomic_long_t mce_bad_pages;
+extern int soft_offline_page(struct page *page, int flags);
 
 #endif /* __KERNEL__ */
 #endif /* _LINUX_MM_H */
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 84a524afb3dc..36f96271306c 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -122,7 +122,9 @@ struct vm_region {
         unsigned long   vm_pgoff;       /* the offset in vm_file corresponding to vm_start */
         struct file     *vm_file;       /* the backing file or NULL */
 
-        atomic_t        vm_usage;       /* region usage count */
+        int             vm_usage;       /* region usage count (access under nommu_region_sem) */
+        bool            vm_icache_flushed : 1; /* true if the icache has been flushed for
+                                                * this region */
 };
 
 /*
@@ -203,10 +205,12 @@ struct mm_struct {
         struct vm_area_struct * mmap;           /* list of VMAs */
         struct rb_root mm_rb;
         struct vm_area_struct * mmap_cache;     /* last find_vma result */
+#ifdef CONFIG_MMU
         unsigned long (*get_unmapped_area) (struct file *filp,
                                 unsigned long addr, unsigned long len,
                                 unsigned long pgoff, unsigned long flags);
         void (*unmap_area) (struct mm_struct *mm, unsigned long addr);
+#endif
         unsigned long mmap_base;                /* base of mmap area */
         unsigned long task_size;                /* size of task vm space */
         unsigned long cached_hole_size;         /* if non-zero, the largest hole below free_area_cache */
diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h
index 8a5509877192..ee24ef8ab616 100644
--- a/include/linux/mmdebug.h
+++ b/include/linux/mmdebug.h
@@ -1,8 +1,6 @@
 #ifndef LINUX_MM_DEBUG_H
 #define LINUX_MM_DEBUG_H 1
 
-#include <linux/autoconf.h>
-
 #ifdef CONFIG_DEBUG_VM
 #define VM_BUG_ON(cond) BUG_ON(cond)
 #else
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 6f7561730d88..30fe668c2542 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -15,7 +15,7 @@
 #include <linux/seqlock.h>
 #include <linux/nodemask.h>
 #include <linux/pageblock-flags.h>
-#include <linux/bounds.h>
+#include <generated/bounds.h>
 #include <asm/atomic.h>
 #include <asm/page.h>
 
diff --git a/include/linux/module.h b/include/linux/module.h
index 482efc865acf..6cb1a3cab5d3 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -25,8 +25,10 @@
 /* Not Yet Implemented */
 #define MODULE_SUPPORTED_DEVICE(name)
 
-/* some toolchains uses a `_' prefix for all user symbols */
-#ifndef MODULE_SYMBOL_PREFIX
+/* Some toolchains use a `_' prefix for all user symbols. */
+#ifdef CONFIG_SYMBOL_PREFIX
+#define MODULE_SYMBOL_PREFIX CONFIG_SYMBOL_PREFIX
+#else
 #define MODULE_SYMBOL_PREFIX ""
 #endif
 
diff --git a/include/linux/mtd/bbm.h b/include/linux/mtd/bbm.h
index fff8c53e5434..9c3757c5759d 100644
--- a/include/linux/mtd/bbm.h
+++ b/include/linux/mtd/bbm.h
@@ -19,22 +19,21 @@
 
 /**
  * struct nand_bbt_descr - bad block table descriptor
- * @options:            options for this descriptor
- * @pages:              the page(s) where we find the bbt, used with
- *                      option BBT_ABSPAGE when bbt is searched,
- *                      then we store the found bbts pages here.
- *                      Its an array and supports up to 8 chips now
- * @offs:               offset of the pattern in the oob area of the page
- * @veroffs:            offset of the bbt version counter in the oob area of the page
- * @version:            version read from the bbt page during scan
- * @len:                length of the pattern, if 0 no pattern check is performed
- * @maxblocks:          maximum number of blocks to search for a bbt. This
- *                      number of blocks is reserved at the end of the device
- *                      where the tables are written.
- * @reserved_block_code: if non-0, this pattern denotes a reserved
- *                      (rather than bad) block in the stored bbt
- * @pattern:            pattern to identify bad block table or factory marked
- *                      good / bad blocks, can be NULL, if len = 0
+ * @options:    options for this descriptor
+ * @pages:      the page(s) where we find the bbt, used with option BBT_ABSPAGE
+ *              when bbt is searched, then we store the found bbts pages here.
+ *              Its an array and supports up to 8 chips now
+ * @offs:       offset of the pattern in the oob area of the page
+ * @veroffs:    offset of the bbt version counter in the oob are of the page
+ * @version:    version read from the bbt page during scan
+ * @len:        length of the pattern, if 0 no pattern check is performed
+ * @maxblocks:  maximum number of blocks to search for a bbt. This number of
+ *              blocks is reserved at the end of the device where the tables are
+ *              written.
+ * @reserved_block_code: if non-0, this pattern denotes a reserved (rather than
+ *              bad) block in the stored bbt
+ * @pattern:    pattern to identify bad block table or factory marked good /
+ *              bad blocks, can be NULL, if len = 0
  *
  * Descriptor for the bad block table marker and the descriptor for the
  * pattern which identifies good and bad blocks. The assumption is made
@@ -90,7 +89,9 @@ struct nand_bbt_descr {
 /*
  * Constants for oob configuration
  */
-#define ONENAND_BADBLOCK_POS    0
+#define NAND_SMALL_BADBLOCK_POS         5
+#define NAND_LARGE_BADBLOCK_POS         0
+#define ONENAND_BADBLOCK_POS            0
 
 /*
  * Bad block scanning errors
diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h
index 88d3d8fbf9f2..df89f4275232 100644
--- a/include/linux/mtd/cfi.h
+++ b/include/linux/mtd/cfi.h
@@ -518,10 +518,11 @@ struct cfi_fixup {
 #define CFI_MFR_ANY 0xffff
 #define CFI_ID_ANY  0xffff
 
-#define CFI_MFR_AMD 0x0001
-#define CFI_MFR_ATMEL 0x001F
-#define CFI_MFR_SAMSUNG 0x00EC
-#define CFI_MFR_ST  0x0020      /* STMicroelectronics */
+#define CFI_MFR_AMD     0x0001
+#define CFI_MFR_INTEL   0x0089
+#define CFI_MFR_ATMEL   0x001F
+#define CFI_MFR_SAMSUNG 0x00EC
+#define CFI_MFR_ST      0x0020 /* STMicroelectronics */
 
 void cfi_fixup(struct mtd_info *mtd, struct cfi_fixup* fixups);
 
diff --git a/include/linux/mtd/flashchip.h b/include/linux/mtd/flashchip.h
index d4f38c5fd44e..d0bf422ae374 100644
--- a/include/linux/mtd/flashchip.h
+++ b/include/linux/mtd/flashchip.h
@@ -38,6 +38,15 @@ typedef enum {
         FL_XIP_WHILE_ERASING,
         FL_XIP_WHILE_WRITING,
         FL_SHUTDOWN,
+        /* These 2 come from nand_state_t, which has been unified here */
+        FL_READING,
+        FL_CACHEDPRG,
+        /* These 4 come from onenand_state_t, which has been unified here */
+        FL_RESETING,
+        FL_OTPING,
+        FL_PREPARING_ERASE,
+        FL_VERIFYING_ERASE,
+
         FL_UNKNOWN
 } flstate_t;
 
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 7a232a9bdd62..ccab9dfc5217 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -21,6 +21,8 @@
 #include <linux/wait.h>
 #include <linux/spinlock.h>
 #include <linux/mtd/mtd.h>
+#include <linux/mtd/flashchip.h>
+#include <linux/mtd/bbm.h>
 
 struct mtd_info;
 /* Scan and identify a NAND device */
@@ -168,7 +170,6 @@ typedef enum {
 /* Chip does not allow subpage writes */
 #define NAND_NO_SUBPAGE_WRITE   0x00000200
 
-
 /* Options valid for Samsung large page devices */
 #define NAND_SAMSUNG_LP_OPTIONS \
         (NAND_NO_PADDING | NAND_CACHEPRG | NAND_COPYBACK)
@@ -194,6 +195,9 @@ typedef enum {
 /* This option is defined if the board driver allocates its own buffers
    (e.g. because it needs them DMA-coherent */
 #define NAND_OWN_BUFFERS        0x00040000
+/* Chip may not exist, so silence any errors in scan */
+#define NAND_SCAN_SILENT_NODEV  0x00080000
+
 /* Options set by nand scan */
 /* Nand scan has allocated controller struct */
 #define NAND_CONTROLLER_ALLOC   0x80000000
@@ -202,20 +206,6 @@ typedef enum {
 #define NAND_CI_CHIPNR_MSK      0x03
 #define NAND_CI_CELLTYPE_MSK    0x0C
 
-/*
- * nand_state_t - chip states
- * Enumeration for NAND flash chip state
- */
-typedef enum {
-        FL_READY,
-        FL_READING,
-        FL_WRITING,
-        FL_ERASING,
-        FL_SYNCING,
-        FL_CACHEDPRG,
-        FL_PM_SUSPENDED,
-} nand_state_t;
-
 /* Keep gcc happy */
 struct nand_chip;
 
@@ -402,7 +392,7 @@ struct nand_chip {
         uint8_t         cellinfo;
         int             badblockpos;
 
-        nand_state_t    state;
+        flstate_t       state;
 
         uint8_t         *oob_poi;
         struct nand_hw_control  *controller;
@@ -470,75 +460,6 @@ struct nand_manufacturers {
 extern struct nand_flash_dev nand_flash_ids[];
 extern struct nand_manufacturers nand_manuf_ids[];
 
-/**
- * struct nand_bbt_descr - bad block table descriptor
- * @options:    options for this descriptor
- * @pages:      the page(s) where we find the bbt, used with option BBT_ABSPAGE
- *              when bbt is searched, then we store the found bbts pages here.
- *              Its an array and supports up to 8 chips now
- * @offs:       offset of the pattern in the oob area of the page
- * @veroffs:    offset of the bbt version counter in the oob are of the page
- * @version:    version read from the bbt page during scan
- * @len:        length of the pattern, if 0 no pattern check is performed
- * @maxblocks:  maximum number of blocks to search for a bbt. This number of
- *              blocks is reserved at the end of the device where the tables are
- *              written.
- * @reserved_block_code: if non-0, this pattern denotes a reserved (rather than
- *              bad) block in the stored bbt
- * @pattern:    pattern to identify bad block table or factory marked good /
- *              bad blocks, can be NULL, if len = 0
- *
- * Descriptor for the bad block table marker and the descriptor for the
- * pattern which identifies good and bad blocks. The assumption is made
- * that the pattern and the version count are always located in the oob area
- * of the first block.
- */
-struct nand_bbt_descr {
-        int     options;
-        int     pages[NAND_MAX_CHIPS];
-        int     offs;
-        int     veroffs;
-        uint8_t version[NAND_MAX_CHIPS];
-        int     len;
-        int     maxblocks;
-        int     reserved_block_code;
-        uint8_t *pattern;
-};
-
-/* Options for the bad block table descriptors */
-
-/* The number of bits used per block in the bbt on the device */
-#define NAND_BBT_NRBITS_MSK     0x0000000F
-#define NAND_BBT_1BIT           0x00000001
-#define NAND_BBT_2BIT           0x00000002
-#define NAND_BBT_4BIT           0x00000004
-#define NAND_BBT_8BIT           0x00000008
-/* The bad block table is in the last good block of the device */
-#define NAND_BBT_LASTBLOCK      0x00000010
-/* The bbt is at the given page, else we must scan for the bbt */
-#define NAND_BBT_ABSPAGE        0x00000020
-/* The bbt is at the given page, else we must scan for the bbt */
-#define NAND_BBT_SEARCH         0x00000040
-/* bbt is stored per chip on multichip devices */
-#define NAND_BBT_PERCHIP        0x00000080
-/* bbt has a version counter at offset veroffs */
-#define NAND_BBT_VERSION        0x00000100
-/* Create a bbt if none axists */
-#define NAND_BBT_CREATE         0x00000200
-/* Search good / bad pattern through all pages of a block */
-#define NAND_BBT_SCANALLPAGES   0x00000400
-/* Scan block empty during good / bad block scan */
-#define NAND_BBT_SCANEMPTY      0x00000800
-/* Write bbt if neccecary */
-#define NAND_BBT_WRITE          0x00001000
-/* Read and write back block contents when writing bbt */
-#define NAND_BBT_SAVECONTENT    0x00002000
-/* Search good / bad pattern on the first and the second page */
-#define NAND_BBT_SCAN2NDPAGE    0x00004000
-
-/* The maximum number of blocks to scan for a bbt */
-#define NAND_BBT_SCAN_MAXBLOCKS 4
-
 extern int nand_scan_bbt(struct mtd_info *mtd, struct nand_bbt_descr *bd);
 extern int nand_update_bbt(struct mtd_info *mtd, loff_t offs);
 extern int nand_default_bbt(struct mtd_info *mtd);
@@ -548,12 +469,6 @@ extern int nand_erase_nand(struct mtd_info *mtd, struct erase_info *instr,
 extern int nand_do_read(struct mtd_info *mtd, loff_t from, size_t len,
                         size_t * retlen, uint8_t * buf);
 
-/*
-* Constants for oob configuration
-*/
-#define NAND_SMALL_BADBLOCK_POS         5
-#define NAND_LARGE_BADBLOCK_POS         0
-
 /**
  * struct platform_nand_chip - chip level device structure
  * @nr_chips:           max. number of chips to scan for
diff --git a/include/linux/mtd/nand_ecc.h b/include/linux/mtd/nand_ecc.h
index 052ea8ca2434..41bc013571d0 100644
--- a/include/linux/mtd/nand_ecc.h
+++ b/include/linux/mtd/nand_ecc.h
@@ -16,7 +16,13 @@
 struct mtd_info;
 
 /*
- * Calculate 3 byte ECC code for 256 byte block
+ * Calculate 3 byte ECC code for eccsize byte block
+ */
+void __nand_calculate_ecc(const u_char *dat, unsigned int eccsize,
+                                u_char *ecc_code);
+
+/*
+ * Calculate 3 byte ECC code for 256/512 byte block
  */
 int nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat, u_char *ecc_code);
 
@@ -27,7 +33,7 @@ int __nand_correct_data(u_char *dat, u_char *read_ecc, u_char *calc_ecc,
                         unsigned int eccsize);
 
 /*
- * Detect and correct a 1 bit error for 256 byte block
+ * Detect and correct a 1 bit error for 256/512 byte block
  */
 int nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc);
 
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index 4e49f3350678..5509eb06b326 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -1,7 +1,7 @@
 /*
  *  linux/include/linux/mtd/onenand.h
  *
- *  Copyright (C) 2005-2007 Samsung Electronics
+ *  Copyright © 2005-2009 Samsung Electronics
  *  Kyungmin Park <kyungmin.park@samsung.com>
  *
  * This program is free software; you can redistribute it and/or modify
@@ -14,6 +14,7 @@
 
 #include <linux/spinlock.h>
 #include <linux/completion.h>
+#include <linux/mtd/flashchip.h>
 #include <linux/mtd/onenand_regs.h>
 #include <linux/mtd/bbm.h>
 
@@ -25,22 +26,6 @@ extern int onenand_scan(struct mtd_info *mtd, int max_chips);
 /* Free resources held by the OneNAND device */
 extern void onenand_release(struct mtd_info *mtd);
 
-/*
- * onenand_state_t - chip states
- * Enumeration for OneNAND flash chip state
- */
-typedef enum {
-        FL_READY,
-        FL_READING,
-        FL_WRITING,
-        FL_ERASING,
-        FL_SYNCING,
-        FL_LOCKING,
-        FL_RESETING,
-        FL_OTPING,
-        FL_PM_SUSPENDED,
-} onenand_state_t;
-
 /**
  * struct onenand_bufferram - OneNAND BufferRAM Data
  * @blockpage:          block & page address in BufferRAM
@@ -137,7 +122,7 @@ struct onenand_chip {
 
         spinlock_t              chip_lock;
         wait_queue_head_t       wq;
-        onenand_state_t         state;
+        flstate_t               state;
         unsigned char           *page_buf;
         unsigned char           *oob_buf;
 
@@ -152,6 +137,8 @@ struct onenand_chip {
 /*
  * Helper macros
  */
+#define ONENAND_PAGES_PER_BLOCK        (1<<6)
+
 #define ONENAND_CURRENT_BUFFERRAM(this)         (this->bufferram_index)
 #define ONENAND_NEXT_BUFFERRAM(this)            (this->bufferram_index ^ 1)
 #define ONENAND_SET_NEXT_BUFFERRAM(this)        (this->bufferram_index ^= 1)
diff --git a/include/linux/mtd/onenand_regs.h b/include/linux/mtd/onenand_regs.h
index acadbf53a69f..cd6f3b431195 100644
--- a/include/linux/mtd/onenand_regs.h
+++ b/include/linux/mtd/onenand_regs.h
@@ -131,6 +131,8 @@
 #define ONENAND_CMD_LOCK_TIGHT          (0x2C)
 #define ONENAND_CMD_UNLOCK_ALL          (0x27)
 #define ONENAND_CMD_ERASE               (0x94)
+#define ONENAND_CMD_MULTIBLOCK_ERASE    (0x95)
+#define ONENAND_CMD_ERASE_VERIFY        (0x71)
 #define ONENAND_CMD_RESET               (0xF0)
 #define ONENAND_CMD_OTP_ACCESS          (0x65)
 #define ONENAND_CMD_READID              (0x90)
diff --git a/include/linux/mtd/pismo.h b/include/linux/mtd/pismo.h
new file mode 100644
index 000000000000..8dfb7e1421c5
--- /dev/null
+++ b/include/linux/mtd/pismo.h
@@ -0,0 +1,17 @@
+/*
+ * PISMO memory driver - http://www.pismoworld.org/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License.
+ */
+#ifndef __LINUX_MTD_PISMO_H
+#define __LINUX_MTD_PISMO_H
+
+struct pismo_pdata {
+        void                    (*set_vpp)(void *, int);
+        void                    *vpp_data;
+        phys_addr_t             cs_addrs[5];
+};
+
+#endif
diff --git a/include/linux/namei.h b/include/linux/namei.h
index 028946750289..05b441d93642 100644
--- a/include/linux/namei.h
+++ b/include/linux/namei.h
@@ -72,8 +72,6 @@ extern int vfs_path_lookup(struct dentry *, struct vfsmount *,
 
 extern struct file *lookup_instantiate_filp(struct nameidata *nd, struct dentry *dentry,
                 int (*open)(struct inode *, struct file *));
-extern struct file *nameidata_to_filp(struct nameidata *nd, int flags);
-extern void release_open_intent(struct nameidata *);
 
 extern struct dentry *lookup_one_len(const char *, struct dentry *, int);
 
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 51071b335751..89b28812ec24 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -2,6 +2,7 @@
 #define _LINUX_NFS_XDR_H
 
 #include <linux/nfsacl.h>
+#include <linux/nfs3.h>
 
 /*
  * To change the maximum rsize and wsize supported by the NFS client, adjust
diff --git a/include/linux/nfsacl.h b/include/linux/nfsacl.h
index 43011b69297c..f321b578edeb 100644
--- a/include/linux/nfsacl.h
+++ b/include/linux/nfsacl.h
@@ -29,6 +29,7 @@
 #ifdef __KERNEL__
 
 #include <linux/posix_acl.h>
+#include <linux/sunrpc/xdr.h>
 
 /* Maximum number of ACL entries over NFS */
 #define NFS_ACL_MAX_ENTRIES     1024
diff --git a/include/linux/nfsd/cache.h b/include/linux/nfsd/cache.h
deleted file mode 100644
index 3a3f58934f5e..000000000000
--- a/include/linux/nfsd/cache.h
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * include/linux/nfsd/cache.h
- *
- * Request reply cache. This was heavily inspired by the
- * implementation in 4.3BSD/4.4BSD.
- *
- * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
- */
-
-#ifndef NFSCACHE_H
-#define NFSCACHE_H
-
-#include <linux/in.h>
-#include <linux/uio.h>
-
-/*
- * Representation of a reply cache entry.
- */
-struct svc_cacherep {
-        struct hlist_node       c_hash;
-        struct list_head        c_lru;
-
-        unsigned char           c_state,        /* unused, inprog, done */
-                                c_type,         /* status, buffer */
-                                c_secure : 1;   /* req came from port < 1024 */
-        struct sockaddr_in      c_addr;
-        __be32                  c_xid;
-        u32                     c_prot;
-        u32                     c_proc;
-        u32                     c_vers;
-        unsigned long           c_timestamp;
-        union {
-                struct kvec     u_vec;
-                __be32          u_status;
-        }                       c_u;
-};
-
-#define c_replvec               c_u.u_vec
-#define c_replstat              c_u.u_status
-
-/* cache entry states */
-enum {
-        RC_UNUSED,
-        RC_INPROG,
-        RC_DONE
-};
-
-/* return values */
-enum {
-        RC_DROPIT,
-        RC_REPLY,
-        RC_DOIT,
-        RC_INTR
-};
-
-/*
- * Cache types.
- * We may want to add more types one day, e.g. for diropres and
- * attrstat replies. Using cache entries with fixed length instead
- * of buffer pointers may be more efficient.
- */
-enum {
-        RC_NOCACHE,
-        RC_REPLSTAT,
-        RC_REPLBUFF,
-};
-
-/*
- * If requests are retransmitted within this interval, they're dropped.
- */
-#define RC_DELAY                (HZ/5)
-
-int     nfsd_reply_cache_init(void);
-void    nfsd_reply_cache_shutdown(void);
-int     nfsd_cache_lookup(struct svc_rqst *, int);
-void    nfsd_cache_update(struct svc_rqst *, int, __be32 *);
-
-#ifdef CONFIG_NFSD_V4
-void    nfsd4_set_statp(struct svc_rqst *rqstp, __be32 *statp);
-#else  /* CONFIG_NFSD_V4 */
-static inline void nfsd4_set_statp(struct svc_rqst *rqstp, __be32 *statp)
-{
-}
-#endif /* CONFIG_NFSD_V4 */
-
-#endif /* NFSCACHE_H */
diff --git a/include/linux/nfsd/export.h b/include/linux/nfsd/export.h
index a6d9ef2bb34a..8ae78a61eea4 100644
--- a/include/linux/nfsd/export.h
+++ b/include/linux/nfsd/export.h
@@ -12,7 +12,7 @@
 
 # include <linux/types.h>
 #ifdef __KERNEL__
-# include <linux/in.h>
+# include <linux/nfsd/nfsfh.h>
 #endif
 
 /*
@@ -39,11 +39,23 @@
 #define NFSEXP_FSID             0x2000
 #define NFSEXP_CROSSMOUNT       0x4000
 #define NFSEXP_NOACL            0x8000  /* reserved for possible ACL related use */
-#define NFSEXP_ALLFLAGS         0xFE3F
+/*
+ * The NFSEXP_V4ROOT flag causes the kernel to give access only to NFSv4
+ * clients, and only to the single directory that is the root of the
+ * export; further lookup and readdir operations are treated as if every
+ * subdirectory was a mountpoint, and ignored if they are not themselves
+ * exported.  This is used by nfsd and mountd to construct the NFSv4
+ * pseudofilesystem, which provides access only to paths leading to each
+ * exported filesystem.
+ */
+#define NFSEXP_V4ROOT           0x10000
+/* All flags that we claim to support.  (Note we don't support NOACL.) */
+#define NFSEXP_ALLFLAGS         0x17E3F
 
 /* The flags that may vary depending on security flavor: */
 #define NFSEXP_SECINFO_FLAGS    (NFSEXP_READONLY | NFSEXP_ROOTSQUASH \
-                                        | NFSEXP_ALLSQUASH)
+                                        | NFSEXP_ALLSQUASH \
+                                        | NFSEXP_INSECURE_PORT)
 
 #ifdef __KERNEL__
 
@@ -108,7 +120,6 @@ struct svc_expkey {
         struct path             ek_path;
 };
 
-#define EX_SECURE(exp)          (!((exp)->ex_flags & NFSEXP_INSECURE_PORT))
 #define EX_ISSYNC(exp)          (!((exp)->ex_flags & NFSEXP_ASYNC))
 #define EX_NOHIDE(exp)          ((exp)->ex_flags & NFSEXP_NOHIDE)
 #define EX_WGATHER(exp)         ((exp)->ex_flags & NFSEXP_GATHERED_WRITES)
diff --git a/include/linux/nfsd/nfsd.h b/include/linux/nfsd/nfsd.h
deleted file mode 100644
index 510ffdd5020e..000000000000
--- a/include/linux/nfsd/nfsd.h
+++ /dev/null
@@ -1,424 +0,0 @@
-/*
- * linux/include/linux/nfsd/nfsd.h
- *
- * Hodge-podge collection of knfsd-related stuff.
- * I will sort this out later.
- *
- * Copyright (C) 1995-1997 Olaf Kirch <okir@monad.swb.de>
- */
-
-#ifndef LINUX_NFSD_NFSD_H
-#define LINUX_NFSD_NFSD_H
-
-#include <linux/types.h>
-#include <linux/unistd.h>
-#include <linux/fs.h>
-#include <linux/posix_acl.h>
-#include <linux/mount.h>
-
-#include <linux/nfsd/debug.h>
-#include <linux/nfsd/nfsfh.h>
-#include <linux/nfsd/export.h>
-#include <linux/nfsd/stats.h>
-/*
- * nfsd version
- */
-#define NFSD_SUPPORTED_MINOR_VERSION    1
-
-/*
- * Flags for nfsd_permission
- */
-#define NFSD_MAY_NOP            0
-#define NFSD_MAY_EXEC           1 /* == MAY_EXEC */
-#define NFSD_MAY_WRITE          2 /* == MAY_WRITE */
-#define NFSD_MAY_READ           4 /* == MAY_READ */
-#define NFSD_MAY_SATTR          8
-#define NFSD_MAY_TRUNC          16
-#define NFSD_MAY_LOCK           32
-#define NFSD_MAY_OWNER_OVERRIDE 64
-#define NFSD_MAY_LOCAL_ACCESS   128 /* IRIX doing local access check on device special file*/
-#define NFSD_MAY_BYPASS_GSS_ON_ROOT 256
-
-#define NFSD_MAY_CREATE         (NFSD_MAY_EXEC|NFSD_MAY_WRITE)
-#define NFSD_MAY_REMOVE         (NFSD_MAY_EXEC|NFSD_MAY_WRITE|NFSD_MAY_TRUNC)
-
-/*
- * Callback function for readdir
- */
-struct readdir_cd {
-        __be32                  err;    /* 0, nfserr, or nfserr_eof */
-};
-typedef int (*nfsd_dirop_t)(struct inode *, struct dentry *, int, int);
-
-extern struct svc_program       nfsd_program;
-extern struct svc_version       nfsd_version2, nfsd_version3,
-                                nfsd_version4;
-extern u32                      nfsd_supported_minorversion;
-extern struct mutex             nfsd_mutex;
-extern struct svc_serv          *nfsd_serv;
-extern spinlock_t               nfsd_drc_lock;
-extern unsigned int             nfsd_drc_max_mem;
-extern unsigned int             nfsd_drc_mem_used;
-
-extern const struct seq_operations nfs_exports_op;
-
-/*
- * Function prototypes.
- */
-int             nfsd_svc(unsigned short port, int nrservs);
-int             nfsd_dispatch(struct svc_rqst *rqstp, __be32 *statp);
-
-int             nfsd_nrthreads(void);
-int             nfsd_nrpools(void);
-int             nfsd_get_nrthreads(int n, int *);
-int             nfsd_set_nrthreads(int n, int *);
-
-/* nfsd/vfs.c */
-int             fh_lock_parent(struct svc_fh *, struct dentry *);
-int             nfsd_racache_init(int);
-void            nfsd_racache_shutdown(void);
-int             nfsd_cross_mnt(struct svc_rqst *rqstp, struct dentry **dpp,
-                                struct svc_export **expp);
-__be32          nfsd_lookup(struct svc_rqst *, struct svc_fh *,
-                                const char *, unsigned int, struct svc_fh *);
-__be32           nfsd_lookup_dentry(struct svc_rqst *, struct svc_fh *,
-                                const char *, unsigned int,
-                                struct svc_export **, struct dentry **);
-__be32          nfsd_setattr(struct svc_rqst *, struct svc_fh *,
-                                struct iattr *, int, time_t);
-#ifdef CONFIG_NFSD_V4
-__be32          nfsd4_set_nfs4_acl(struct svc_rqst *, struct svc_fh *,
-                    struct nfs4_acl *);
-int             nfsd4_get_nfs4_acl(struct svc_rqst *, struct dentry *, struct nfs4_acl **);
-#endif /* CONFIG_NFSD_V4 */
-__be32          nfsd_create(struct svc_rqst *, struct svc_fh *,
-                                char *name, int len, struct iattr *attrs,
-                                int type, dev_t rdev, struct svc_fh *res);
-#ifdef CONFIG_NFSD_V3
-__be32          nfsd_access(struct svc_rqst *, struct svc_fh *, u32 *, u32 *);
-__be32          nfsd_create_v3(struct svc_rqst *, struct svc_fh *,
-                                char *name, int len, struct iattr *attrs,
-                                struct svc_fh *res, int createmode,
-                                u32 *verifier, int *truncp, int *created);
-__be32          nfsd_commit(struct svc_rqst *, struct svc_fh *,
-                                loff_t, unsigned long);
-#endif /* CONFIG_NFSD_V3 */
-__be32          nfsd_open(struct svc_rqst *, struct svc_fh *, int,
-                                int, struct file **);
-void            nfsd_close(struct file *);
-__be32          nfsd_read(struct svc_rqst *, struct svc_fh *, struct file *,
-                                loff_t, struct kvec *, int, unsigned long *);
-__be32          nfsd_write(struct svc_rqst *, struct svc_fh *,struct file *,
-                                loff_t, struct kvec *,int, unsigned long *, int *);
-__be32          nfsd_readlink(struct svc_rqst *, struct svc_fh *,
-                                char *, int *);
-__be32          nfsd_symlink(struct svc_rqst *, struct svc_fh *,
-                                char *name, int len, char *path, int plen,
-                                struct svc_fh *res, struct iattr *);
-__be32          nfsd_link(struct svc_rqst *, struct svc_fh *,
-                                char *, int, struct svc_fh *);
-__be32          nfsd_rename(struct svc_rqst *,
-                                struct svc_fh *, char *, int,
-                                struct svc_fh *, char *, int);
-__be32          nfsd_remove(struct svc_rqst *,
-                                struct svc_fh *, char *, int);
-__be32          nfsd_unlink(struct svc_rqst *, struct svc_fh *, int type,
-                                char *name, int len);
-int             nfsd_truncate(struct svc_rqst *, struct svc_fh *,
-                                unsigned long size);
-__be32          nfsd_readdir(struct svc_rqst *, struct svc_fh *,
-                             loff_t *, struct readdir_cd *, filldir_t);
-__be32          nfsd_statfs(struct svc_rqst *, struct svc_fh *,
-                                struct kstatfs *, int access);
-
-int             nfsd_notify_change(struct inode *, struct iattr *);
-__be32          nfsd_permission(struct svc_rqst *, struct svc_export *,
-                                struct dentry *, int);
-int             nfsd_sync_dir(struct dentry *dp);
-
-#if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL)
-#ifdef CONFIG_NFSD_V2_ACL
-extern struct svc_version nfsd_acl_version2;
-#else
-#define nfsd_acl_version2 NULL
-#endif
-#ifdef CONFIG_NFSD_V3_ACL
-extern struct svc_version nfsd_acl_version3;
-#else
-#define nfsd_acl_version3 NULL
-#endif
-struct posix_acl *nfsd_get_posix_acl(struct svc_fh *, int);
-int nfsd_set_posix_acl(struct svc_fh *, int, struct posix_acl *);
-#endif
-
-enum vers_op {NFSD_SET, NFSD_CLEAR, NFSD_TEST, NFSD_AVAIL };
-int nfsd_vers(int vers, enum vers_op change);
-int nfsd_minorversion(u32 minorversion, enum vers_op change);
-void nfsd_reset_versions(void);
-int nfsd_create_serv(void);
-
-extern int nfsd_max_blksize;
-
-/* 
- * NFSv4 State
- */
-#ifdef CONFIG_NFSD_V4
-extern unsigned int max_delegations;
-int nfs4_state_init(void);
-void nfsd4_free_slabs(void);
-int nfs4_state_start(void);
-void nfs4_state_shutdown(void);
-time_t nfs4_lease_time(void);
-void nfs4_reset_lease(time_t leasetime);
-int nfs4_reset_recoverydir(char *recdir);
-#else
-static inline int nfs4_state_init(void) { return 0; }
-static inline void nfsd4_free_slabs(void) { }
-static inline int nfs4_state_start(void) { return 0; }
-static inline void nfs4_state_shutdown(void) { }
-static inline time_t nfs4_lease_time(void) { return 0; }
-static inline void nfs4_reset_lease(time_t leasetime) { }
-static inline int nfs4_reset_recoverydir(char *recdir) { return 0; }
-#endif
-
-/*
- * lockd binding
- */
-void            nfsd_lockd_init(void);
-void            nfsd_lockd_shutdown(void);
-
-
-/*
- * These macros provide pre-xdr'ed values for faster operation.
- */
-#define nfs_ok                  cpu_to_be32(NFS_OK)
-#define nfserr_perm             cpu_to_be32(NFSERR_PERM)
-#define nfserr_noent            cpu_to_be32(NFSERR_NOENT)
-#define nfserr_io               cpu_to_be32(NFSERR_IO)
-#define nfserr_nxio             cpu_to_be32(NFSERR_NXIO)
-#define nfserr_eagain           cpu_to_be32(NFSERR_EAGAIN)
-#define nfserr_acces            cpu_to_be32(NFSERR_ACCES)
-#define nfserr_exist            cpu_to_be32(NFSERR_EXIST)
-#define nfserr_xdev             cpu_to_be32(NFSERR_XDEV)
-#define nfserr_nodev            cpu_to_be32(NFSERR_NODEV)
-#define nfserr_notdir           cpu_to_be32(NFSERR_NOTDIR)
-#define nfserr_isdir            cpu_to_be32(NFSERR_ISDIR)
-#define nfserr_inval            cpu_to_be32(NFSERR_INVAL)
-#define nfserr_fbig             cpu_to_be32(NFSERR_FBIG)
-#define nfserr_nospc            cpu_to_be32(NFSERR_NOSPC)
-#define nfserr_rofs             cpu_to_be32(NFSERR_ROFS)
-#define nfserr_mlink            cpu_to_be32(NFSERR_MLINK)
-#define nfserr_opnotsupp        cpu_to_be32(NFSERR_OPNOTSUPP)
-#define nfserr_nametoolong      cpu_to_be32(NFSERR_NAMETOOLONG)
-#define nfserr_notempty         cpu_to_be32(NFSERR_NOTEMPTY)
-#define nfserr_dquot            cpu_to_be32(NFSERR_DQUOT)
-#define nfserr_stale            cpu_to_be32(NFSERR_STALE)
-#define nfserr_remote           cpu_to_be32(NFSERR_REMOTE)
-#define nfserr_wflush           cpu_to_be32(NFSERR_WFLUSH)
-#define nfserr_badhandle        cpu_to_be32(NFSERR_BADHANDLE)
-#define nfserr_notsync          cpu_to_be32(NFSERR_NOT_SYNC)
-#define nfserr_badcookie        cpu_to_be32(NFSERR_BAD_COOKIE)
-#define nfserr_notsupp          cpu_to_be32(NFSERR_NOTSUPP)
-#define nfserr_toosmall         cpu_to_be32(NFSERR_TOOSMALL)
-#define nfserr_serverfault      cpu_to_be32(NFSERR_SERVERFAULT)
-#define nfserr_badtype          cpu_to_be32(NFSERR_BADTYPE)
-#define nfserr_jukebox          cpu_to_be32(NFSERR_JUKEBOX)
-#define nfserr_denied           cpu_to_be32(NFSERR_DENIED)
-#define nfserr_deadlock         cpu_to_be32(NFSERR_DEADLOCK)
-#define nfserr_expired          cpu_to_be32(NFSERR_EXPIRED)
-#define nfserr_bad_cookie       cpu_to_be32(NFSERR_BAD_COOKIE)
-#define nfserr_same             cpu_to_be32(NFSERR_SAME)
-#define nfserr_clid_inuse       cpu_to_be32(NFSERR_CLID_INUSE)
-#define nfserr_stale_clientid   cpu_to_be32(NFSERR_STALE_CLIENTID)
-#define nfserr_resource         cpu_to_be32(NFSERR_RESOURCE)
-#define nfserr_moved            cpu_to_be32(NFSERR_MOVED)
-#define nfserr_nofilehandle     cpu_to_be32(NFSERR_NOFILEHANDLE)
-#define nfserr_minor_vers_mismatch      cpu_to_be32(NFSERR_MINOR_VERS_MISMATCH)
-#define nfserr_share_denied     cpu_to_be32(NFSERR_SHARE_DENIED)
-#define nfserr_stale_stateid    cpu_to_be32(NFSERR_STALE_STATEID)
-#define nfserr_old_stateid      cpu_to_be32(NFSERR_OLD_STATEID)
-#define nfserr_bad_stateid      cpu_to_be32(NFSERR_BAD_STATEID)
-#define nfserr_bad_seqid        cpu_to_be32(NFSERR_BAD_SEQID)
-#define nfserr_symlink          cpu_to_be32(NFSERR_SYMLINK)
-#define nfserr_not_same         cpu_to_be32(NFSERR_NOT_SAME)
-#define nfserr_restorefh        cpu_to_be32(NFSERR_RESTOREFH)
-#define nfserr_attrnotsupp      cpu_to_be32(NFSERR_ATTRNOTSUPP)
-#define nfserr_bad_xdr          cpu_to_be32(NFSERR_BAD_XDR)
-#define nfserr_openmode         cpu_to_be32(NFSERR_OPENMODE)
-#define nfserr_locks_held       cpu_to_be32(NFSERR_LOCKS_HELD)
-#define nfserr_op_illegal       cpu_to_be32(NFSERR_OP_ILLEGAL)
-#define nfserr_grace            cpu_to_be32(NFSERR_GRACE)
-#define nfserr_no_grace         cpu_to_be32(NFSERR_NO_GRACE)
-#define nfserr_reclaim_bad      cpu_to_be32(NFSERR_RECLAIM_BAD)
-#define nfserr_badname          cpu_to_be32(NFSERR_BADNAME)
-#define nfserr_cb_path_down     cpu_to_be32(NFSERR_CB_PATH_DOWN)
-#define nfserr_locked           cpu_to_be32(NFSERR_LOCKED)
-#define nfserr_wrongsec         cpu_to_be32(NFSERR_WRONGSEC)
-#define nfserr_badiomode                cpu_to_be32(NFS4ERR_BADIOMODE)
-#define nfserr_badlayout                cpu_to_be32(NFS4ERR_BADLAYOUT)
-#define nfserr_bad_session_digest       cpu_to_be32(NFS4ERR_BAD_SESSION_DIGEST)
-#define nfserr_badsession               cpu_to_be32(NFS4ERR_BADSESSION)
-#define nfserr_badslot                  cpu_to_be32(NFS4ERR_BADSLOT)
-#define nfserr_complete_already         cpu_to_be32(NFS4ERR_COMPLETE_ALREADY)
-#define nfserr_conn_not_bound_to_session cpu_to_be32(NFS4ERR_CONN_NOT_BOUND_TO_SESSION)
-#define nfserr_deleg_already_wanted     cpu_to_be32(NFS4ERR_DELEG_ALREADY_WANTED)
-#define nfserr_back_chan_busy           cpu_to_be32(NFS4ERR_BACK_CHAN_BUSY)
-#define nfserr_layouttrylater           cpu_to_be32(NFS4ERR_LAYOUTTRYLATER)
-#define nfserr_layoutunavailable        cpu_to_be32(NFS4ERR_LAYOUTUNAVAILABLE)
-#define nfserr_nomatching_layout        cpu_to_be32(NFS4ERR_NOMATCHING_LAYOUT)
-#define nfserr_recallconflict           cpu_to_be32(NFS4ERR_RECALLCONFLICT)
-#define nfserr_unknown_layouttype       cpu_to_be32(NFS4ERR_UNKNOWN_LAYOUTTYPE)
-#define nfserr_seq_misordered           cpu_to_be32(NFS4ERR_SEQ_MISORDERED)
-#define nfserr_sequence_pos             cpu_to_be32(NFS4ERR_SEQUENCE_POS)
-#define nfserr_req_too_big              cpu_to_be32(NFS4ERR_REQ_TOO_BIG)
-#define nfserr_rep_too_big              cpu_to_be32(NFS4ERR_REP_TOO_BIG)
-#define nfserr_rep_too_big_to_cache     cpu_to_be32(NFS4ERR_REP_TOO_BIG_TO_CACHE)
-#define nfserr_retry_uncached_rep       cpu_to_be32(NFS4ERR_RETRY_UNCACHED_REP)
-#define nfserr_unsafe_compound          cpu_to_be32(NFS4ERR_UNSAFE_COMPOUND)
-#define nfserr_too_many_ops             cpu_to_be32(NFS4ERR_TOO_MANY_OPS)
-#define nfserr_op_not_in_session        cpu_to_be32(NFS4ERR_OP_NOT_IN_SESSION)
-#define nfserr_hash_alg_unsupp          cpu_to_be32(NFS4ERR_HASH_ALG_UNSUPP)
-#define nfserr_clientid_busy            cpu_to_be32(NFS4ERR_CLIENTID_BUSY)
-#define nfserr_pnfs_io_hole             cpu_to_be32(NFS4ERR_PNFS_IO_HOLE)
-#define nfserr_seq_false_retry          cpu_to_be32(NFS4ERR_SEQ_FALSE_RETRY)
-#define nfserr_bad_high_slot            cpu_to_be32(NFS4ERR_BAD_HIGH_SLOT)
-#define nfserr_deadsession              cpu_to_be32(NFS4ERR_DEADSESSION)
-#define nfserr_encr_alg_unsupp          cpu_to_be32(NFS4ERR_ENCR_ALG_UNSUPP)
-#define nfserr_pnfs_no_layout           cpu_to_be32(NFS4ERR_PNFS_NO_LAYOUT)
-#define nfserr_not_only_op              cpu_to_be32(NFS4ERR_NOT_ONLY_OP)
-#define nfserr_wrong_cred               cpu_to_be32(NFS4ERR_WRONG_CRED)
-#define nfserr_wrong_type               cpu_to_be32(NFS4ERR_WRONG_TYPE)
-#define nfserr_dirdeleg_unavail         cpu_to_be32(NFS4ERR_DIRDELEG_UNAVAIL)
-#define nfserr_reject_deleg             cpu_to_be32(NFS4ERR_REJECT_DELEG)
-#define nfserr_returnconflict           cpu_to_be32(NFS4ERR_RETURNCONFLICT)
-#define nfserr_deleg_revoked            cpu_to_be32(NFS4ERR_DELEG_REVOKED)
-
-/* error codes for internal use */
-/* if a request fails due to kmalloc failure, it gets dropped.
- *  Client should resend eventually
- */
-#define nfserr_dropit           cpu_to_be32(30000)
-/* end-of-file indicator in readdir */
-#define nfserr_eof              cpu_to_be32(30001)
-/* replay detected */
-#define nfserr_replay_me        cpu_to_be32(11001)
-/* nfs41 replay detected */
-#define nfserr_replay_cache     cpu_to_be32(11002)
-
-/* Check for dir entries '.' and '..' */
-#define isdotent(n, l)  (l < 3 && n[0] == '.' && (l == 1 || n[1] == '.'))
-
-/*
- * Time of server startup
- */
-extern struct timeval   nfssvc_boot;
-
-#ifdef CONFIG_NFSD_V4
-
-/* before processing a COMPOUND operation, we have to check that there
- * is enough space in the buffer for XDR encode to succeed.  otherwise,
- * we might process an operation with side effects, and be unable to
- * tell the client that the operation succeeded.
- *
- * COMPOUND_SLACK_SPACE - this is the minimum bytes of buffer space
- * needed to encode an "ordinary" _successful_ operation.  (GETATTR,
- * READ, READDIR, and READLINK have their own buffer checks.)  if we
- * fall below this level, we fail the next operation with NFS4ERR_RESOURCE.
- *
- * COMPOUND_ERR_SLACK_SPACE - this is the minimum bytes of buffer space
- * needed to encode an operation which has failed with NFS4ERR_RESOURCE.
- * care is taken to ensure that we never fall below this level for any
- * reason.
- */
-#define COMPOUND_SLACK_SPACE            140    /* OP_GETFH */
-#define COMPOUND_ERR_SLACK_SPACE        12     /* OP_SETATTR */
-
-#define NFSD_LEASE_TIME                 (nfs4_lease_time())
-#define NFSD_LAUNDROMAT_MINTIMEOUT      10   /* seconds */
-
-/*
- * The following attributes are currently not supported by the NFSv4 server:
- *    ARCHIVE       (deprecated anyway)
- *    HIDDEN        (unlikely to be supported any time soon)
- *    MIMETYPE      (unlikely to be supported any time soon)
- *    QUOTA_*       (will be supported in a forthcoming patch)
- *    SYSTEM        (unlikely to be supported any time soon)
- *    TIME_BACKUP   (unlikely to be supported any time soon)
- *    TIME_CREATE   (unlikely to be supported any time soon)
- */
-#define NFSD4_SUPPORTED_ATTRS_WORD0                                                         \
-(FATTR4_WORD0_SUPPORTED_ATTRS   | FATTR4_WORD0_TYPE         | FATTR4_WORD0_FH_EXPIRE_TYPE   \
- | FATTR4_WORD0_CHANGE          | FATTR4_WORD0_SIZE         | FATTR4_WORD0_LINK_SUPPORT     \
- | FATTR4_WORD0_SYMLINK_SUPPORT | FATTR4_WORD0_NAMED_ATTR   | FATTR4_WORD0_FSID             \
- | FATTR4_WORD0_UNIQUE_HANDLES  | FATTR4_WORD0_LEASE_TIME   | FATTR4_WORD0_RDATTR_ERROR     \
- | FATTR4_WORD0_ACLSUPPORT      | FATTR4_WORD0_CANSETTIME   | FATTR4_WORD0_CASE_INSENSITIVE \
- | FATTR4_WORD0_CASE_PRESERVING | FATTR4_WORD0_CHOWN_RESTRICTED                             \
- | FATTR4_WORD0_FILEHANDLE      | FATTR4_WORD0_FILEID       | FATTR4_WORD0_FILES_AVAIL      \
- | FATTR4_WORD0_FILES_FREE      | FATTR4_WORD0_FILES_TOTAL  | FATTR4_WORD0_FS_LOCATIONS | FATTR4_WORD0_HOMOGENEOUS      \
- | FATTR4_WORD0_MAXFILESIZE     | FATTR4_WORD0_MAXLINK      | FATTR4_WORD0_MAXNAME          \
- | FATTR4_WORD0_MAXREAD         | FATTR4_WORD0_MAXWRITE     | FATTR4_WORD0_ACL)
-
-#define NFSD4_SUPPORTED_ATTRS_WORD1                                                         \
-(FATTR4_WORD1_MODE              | FATTR4_WORD1_NO_TRUNC     | FATTR4_WORD1_NUMLINKS         \
- | FATTR4_WORD1_OWNER           | FATTR4_WORD1_OWNER_GROUP  | FATTR4_WORD1_RAWDEV           \
- | FATTR4_WORD1_SPACE_AVAIL     | FATTR4_WORD1_SPACE_FREE   | FATTR4_WORD1_SPACE_TOTAL      \
- | FATTR4_WORD1_SPACE_USED      | FATTR4_WORD1_TIME_ACCESS  | FATTR4_WORD1_TIME_ACCESS_SET  \
- | FATTR4_WORD1_TIME_DELTA   | FATTR4_WORD1_TIME_METADATA    \
- | FATTR4_WORD1_TIME_MODIFY     | FATTR4_WORD1_TIME_MODIFY_SET | FATTR4_WORD1_MOUNTED_ON_FILEID)
-
-#define NFSD4_SUPPORTED_ATTRS_WORD2 0
-
-#define NFSD4_1_SUPPORTED_ATTRS_WORD0 \
-        NFSD4_SUPPORTED_ATTRS_WORD0
-
-#define NFSD4_1_SUPPORTED_ATTRS_WORD1 \
-        NFSD4_SUPPORTED_ATTRS_WORD1
-
-#define NFSD4_1_SUPPORTED_ATTRS_WORD2 \
-        (NFSD4_SUPPORTED_ATTRS_WORD2 | FATTR4_WORD2_SUPPATTR_EXCLCREAT)
-
-static inline u32 nfsd_suppattrs0(u32 minorversion)
-{
-        return minorversion ? NFSD4_1_SUPPORTED_ATTRS_WORD0
-                            : NFSD4_SUPPORTED_ATTRS_WORD0;
-}
-
-static inline u32 nfsd_suppattrs1(u32 minorversion)
-{
-        return minorversion ? NFSD4_1_SUPPORTED_ATTRS_WORD1
-                            : NFSD4_SUPPORTED_ATTRS_WORD1;
-}
-
-static inline u32 nfsd_suppattrs2(u32 minorversion)
-{
-        return minorversion ? NFSD4_1_SUPPORTED_ATTRS_WORD2
-                            : NFSD4_SUPPORTED_ATTRS_WORD2;
-}
-
-/* These will return ERR_INVAL if specified in GETATTR or READDIR. */
-#define NFSD_WRITEONLY_ATTRS_WORD1                                                          \
-(FATTR4_WORD1_TIME_ACCESS_SET   | FATTR4_WORD1_TIME_MODIFY_SET)
-
-/* These are the only attrs allowed in CREATE/OPEN/SETATTR. */
-#define NFSD_WRITEABLE_ATTRS_WORD0                                                          \
-(FATTR4_WORD0_SIZE              | FATTR4_WORD0_ACL                                         )
-#define NFSD_WRITEABLE_ATTRS_WORD1                                                          \
-(FATTR4_WORD1_MODE              | FATTR4_WORD1_OWNER         | FATTR4_WORD1_OWNER_GROUP     \
- | FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET)
-#define NFSD_WRITEABLE_ATTRS_WORD2 0
-
-#define NFSD_SUPPATTR_EXCLCREAT_WORD0 \
-        NFSD_WRITEABLE_ATTRS_WORD0
-/*
- * we currently store the exclusive create verifier in the v_{a,m}time
- * attributes so the client can't set these at create time using EXCLUSIVE4_1
- */
-#define NFSD_SUPPATTR_EXCLCREAT_WORD1 \
-        (NFSD_WRITEABLE_ATTRS_WORD1 & \
-         ~(FATTR4_WORD1_TIME_ACCESS_SET | FATTR4_WORD1_TIME_MODIFY_SET))
-#define NFSD_SUPPATTR_EXCLCREAT_WORD2 \
-        NFSD_WRITEABLE_ATTRS_WORD2
-
-#endif /* CONFIG_NFSD_V4 */
-
-#endif /* LINUX_NFSD_NFSD_H */
diff --git a/include/linux/nfsd/nfsfh.h b/include/linux/nfsd/nfsfh.h
index 8f641c908450..65e333afaee4 100644
--- a/include/linux/nfsd/nfsfh.h
+++ b/include/linux/nfsd/nfsfh.h
@@ -16,11 +16,9 @@
 
 # include <linux/types.h>
 #ifdef __KERNEL__
-# include <linux/string.h>
-# include <linux/fs.h>
+# include <linux/sunrpc/svc.h>
 #endif
 #include <linux/nfsd/const.h>
-#include <linux/nfsd/debug.h>
 
 /*
  * This is the old "dentry style" Linux NFSv2 file handle.
@@ -164,208 +162,6 @@ typedef struct svc_fh {
 
 } svc_fh;
 
-enum nfsd_fsid {
-        FSID_DEV = 0,
-        FSID_NUM,
-        FSID_MAJOR_MINOR,
-        FSID_ENCODE_DEV,
-        FSID_UUID4_INUM,
-        FSID_UUID8,
-        FSID_UUID16,
-        FSID_UUID16_INUM,
-};
-
-enum fsid_source {
-        FSIDSOURCE_DEV,
-        FSIDSOURCE_FSID,
-        FSIDSOURCE_UUID,
-};
-extern enum fsid_source fsid_source(struct svc_fh *fhp);
-
-
-/* This might look a little large to "inline" but in all calls except
- * one, 'vers' is constant so moste of the function disappears.
- */
-static inline void mk_fsid(int vers, u32 *fsidv, dev_t dev, ino_t ino,
-                           u32 fsid, unsigned char *uuid)
-{
-        u32 *up;
-        switch(vers) {
-        case FSID_DEV:
-                fsidv[0] = htonl((MAJOR(dev)<<16) |
-                                 MINOR(dev));
-                fsidv[1] = ino_t_to_u32(ino);
-                break;
-        case FSID_NUM:
-                fsidv[0] = fsid;
-                break;
-        case FSID_MAJOR_MINOR:
-                fsidv[0] = htonl(MAJOR(dev));
-                fsidv[1] = htonl(MINOR(dev));
-                fsidv[2] = ino_t_to_u32(ino);
-                break;
-
-        case FSID_ENCODE_DEV:
-                fsidv[0] = new_encode_dev(dev);
-                fsidv[1] = ino_t_to_u32(ino);
-                break;
-
-        case FSID_UUID4_INUM:
-                /* 4 byte fsid and inode number */
-                up = (u32*)uuid;
-                fsidv[0] = ino_t_to_u32(ino);
-                fsidv[1] = up[0] ^ up[1] ^ up[2] ^ up[3];
-                break;
-
-        case FSID_UUID8:
-                /* 8 byte fsid  */
-                up = (u32*)uuid;
-                fsidv[0] = up[0] ^ up[2];
-                fsidv[1] = up[1] ^ up[3];
-                break;
-
-        case FSID_UUID16:
-                /* 16 byte fsid - NFSv3+ only */
-                memcpy(fsidv, uuid, 16);
-                break;
-
-        case FSID_UUID16_INUM:
-                /* 8 byte inode and 16 byte fsid */
-                *(u64*)fsidv = (u64)ino;
-                memcpy(fsidv+2, uuid, 16);
-                break;
-        default: BUG();
-        }
-}
-
-static inline int key_len(int type)
-{
-        switch(type) {
-        case FSID_DEV:          return 8;
-        case FSID_NUM:          return 4;
-        case FSID_MAJOR_MINOR:  return 12;
-        case FSID_ENCODE_DEV:   return 8;
-        case FSID_UUID4_INUM:   return 8;
-        case FSID_UUID8:        return 8;
-        case FSID_UUID16:       return 16;
-        case FSID_UUID16_INUM:  return 24;
-        default: return 0;
-        }
-}
-
-/*
- * Shorthand for dprintk()'s
- */
-extern char * SVCFH_fmt(struct svc_fh *fhp);
-
-/*
- * Function prototypes
- */
-__be32  fh_verify(struct svc_rqst *, struct svc_fh *, int, int);
-__be32  fh_compose(struct svc_fh *, struct svc_export *, struct dentry *, struct svc_fh *);
-__be32  fh_update(struct svc_fh *);
-void    fh_put(struct svc_fh *);
-
-static __inline__ struct svc_fh *
-fh_copy(struct svc_fh *dst, struct svc_fh *src)
-{
-        WARN_ON(src->fh_dentry || src->fh_locked);
-                        
-        *dst = *src;
-        return dst;
-}
-
-static inline void
-fh_copy_shallow(struct knfsd_fh *dst, struct knfsd_fh *src)
-{
-        dst->fh_size = src->fh_size;
-        memcpy(&dst->fh_base, &src->fh_base, src->fh_size);
-}
-
-static __inline__ struct svc_fh *
-fh_init(struct svc_fh *fhp, int maxsize)
-{
-        memset(fhp, 0, sizeof(*fhp));
-        fhp->fh_maxsize = maxsize;
-        return fhp;
-}
-
-#ifdef CONFIG_NFSD_V3
-/*
- * Fill in the pre_op attr for the wcc data
- */
-static inline void
-fill_pre_wcc(struct svc_fh *fhp)
-{
-        struct inode    *inode;
-
-        inode = fhp->fh_dentry->d_inode;
-        if (!fhp->fh_pre_saved) {
-                fhp->fh_pre_mtime = inode->i_mtime;
-                fhp->fh_pre_ctime = inode->i_ctime;
-                fhp->fh_pre_size  = inode->i_size;
-                fhp->fh_pre_change = inode->i_version;
-                fhp->fh_pre_saved = 1;
-        }
-}
-
-extern void fill_post_wcc(struct svc_fh *);
-#else
-#define fill_pre_wcc(ignored)
-#define fill_post_wcc(notused)
-#endif /* CONFIG_NFSD_V3 */
-
-
-/*
- * Lock a file handle/inode
- * NOTE: both fh_lock and fh_unlock are done "by hand" in
- * vfs.c:nfsd_rename as it needs to grab 2 i_mutex's at once
- * so, any changes here should be reflected there.
- */
-
-static inline void
-fh_lock_nested(struct svc_fh *fhp, unsigned int subclass)
-{
-        struct dentry   *dentry = fhp->fh_dentry;
-        struct inode    *inode;
-
-        dfprintk(FILEOP, "nfsd: fh_lock(%s) locked = %d\n",
-                        SVCFH_fmt(fhp), fhp->fh_locked);
-
-        BUG_ON(!dentry);
-
-        if (fhp->fh_locked) {
-                printk(KERN_WARNING "fh_lock: %s/%s already locked!\n",
-                        dentry->d_parent->d_name.name, dentry->d_name.name);
-                return;
-        }
-
-        inode = dentry->d_inode;
-        mutex_lock_nested(&inode->i_mutex, subclass);
-        fill_pre_wcc(fhp);
-        fhp->fh_locked = 1;
-}
-
-static inline void
-fh_lock(struct svc_fh *fhp)
-{
-        fh_lock_nested(fhp, I_MUTEX_NORMAL);
-}
-
-/*
- * Unlock a file handle/inode
- */
-static inline void
-fh_unlock(struct svc_fh *fhp)
-{
-        BUG_ON(!fhp->fh_dentry);
-
-        if (fhp->fh_locked) {
-                fill_post_wcc(fhp);
-                mutex_unlock(&fhp->fh_dentry->d_inode->i_mutex);
-                fhp->fh_locked = 0;
-        }
-}
 #endif /* __KERNEL__ */
 
 
diff --git a/include/linux/nfsd/state.h b/include/linux/nfsd/state.h
deleted file mode 100644
index b38d11324189..000000000000
--- a/include/linux/nfsd/state.h
+++ /dev/null
@@ -1,404 +0,0 @@
-/*
- *  linux/include/nfsd/state.h
- *
- *  Copyright (c) 2001 The Regents of the University of Michigan.
- *  All rights reserved.
- *
- *  Kendrick Smith <kmsmith@umich.edu>
- *  Andy Adamson <andros@umich.edu>
- *  
- *  Redistribution and use in source and binary forms, with or without
- *  modification, are permitted provided that the following conditions
- *  are met:
- *  
- *  1. Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer.
- *  2. Redistributions in binary form must reproduce the above copyright
- *     notice, this list of conditions and the following disclaimer in the
- *     documentation and/or other materials provided with the distribution.
- *  3. Neither the name of the University nor the names of its
- *     contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- *  DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
- *  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-#ifndef _NFSD4_STATE_H
-#define _NFSD4_STATE_H
-
-#include <linux/list.h>
-#include <linux/kref.h>
-#include <linux/sunrpc/clnt.h>
-
-typedef struct {
-        u32             cl_boot;
-        u32             cl_id;
-} clientid_t;
-
-typedef struct {
-        u32             so_boot;
-        u32             so_stateownerid;
-        u32             so_fileid;
-} stateid_opaque_t;
-
-typedef struct {
-        u32                     si_generation;
-        stateid_opaque_t        si_opaque;
-} stateid_t;
-#define si_boot           si_opaque.so_boot
-#define si_stateownerid   si_opaque.so_stateownerid
-#define si_fileid         si_opaque.so_fileid
-
-struct nfsd4_cb_sequence {
-        /* args/res */
-        u32                     cbs_minorversion;
-        struct nfs4_client      *cbs_clp;
-};
-
-struct nfs4_delegation {
-        struct list_head        dl_perfile;
-        struct list_head        dl_perclnt;
-        struct list_head        dl_recall_lru;  /* delegation recalled */
-        atomic_t                dl_count;       /* ref count */
-        struct nfs4_client      *dl_client;
-        struct nfs4_file        *dl_file;
-        struct file_lock        *dl_flock;
-        struct file             *dl_vfs_file;
-        u32                     dl_type;
-        time_t                  dl_time;
-/* For recall: */
-        u32                     dl_ident;
-        stateid_t               dl_stateid;
-        struct knfsd_fh         dl_fh;
-        int                     dl_retries;
-};
-
-/* client delegation callback info */
-struct nfs4_cb_conn {
-        /* SETCLIENTID info */
-        struct sockaddr_storage cb_addr;
-        size_t                  cb_addrlen;
-        u32                     cb_prog;
-        u32                     cb_minorversion;
-        u32                     cb_ident;       /* minorversion 0 only */
-        /* RPC client info */
-        atomic_t                cb_set;     /* successful CB_NULL call */
-        struct rpc_clnt *       cb_client;
-};
-
-/* Maximum number of slots per session. 160 is useful for long haul TCP */
-#define NFSD_MAX_SLOTS_PER_SESSION     160
-/* Maximum number of operations per session compound */
-#define NFSD_MAX_OPS_PER_COMPOUND       16
-/* Maximum  session per slot cache size */
-#define NFSD_SLOT_CACHE_SIZE            1024
-/* Maximum number of NFSD_SLOT_CACHE_SIZE slots per session */
-#define NFSD_CACHE_SIZE_SLOTS_PER_SESSION       32
-#define NFSD_MAX_MEM_PER_SESSION  \
-                (NFSD_CACHE_SIZE_SLOTS_PER_SESSION * NFSD_SLOT_CACHE_SIZE)
-
-struct nfsd4_slot {
-        bool    sl_inuse;
-        bool    sl_cachethis;
-        u16     sl_opcnt;
-        u32     sl_seqid;
-        __be32  sl_status;
-        u32     sl_datalen;
-        char    sl_data[];
-};
-
-struct nfsd4_channel_attrs {
-        u32             headerpadsz;
-        u32             maxreq_sz;
-        u32             maxresp_sz;
-        u32             maxresp_cached;
-        u32             maxops;
-        u32             maxreqs;
-        u32             nr_rdma_attrs;
-        u32             rdma_attrs;
-};
-
-struct nfsd4_create_session {
-        clientid_t                      clientid;
-        struct nfs4_sessionid           sessionid;
-        u32                             seqid;
-        u32                             flags;
-        struct nfsd4_channel_attrs      fore_channel;
-        struct nfsd4_channel_attrs      back_channel;
-        u32                             callback_prog;
-        u32                             uid;
-        u32                             gid;
-};
-
-/* The single slot clientid cache structure */
-struct nfsd4_clid_slot {
-        u32                             sl_seqid;
-        __be32                          sl_status;
-        struct nfsd4_create_session     sl_cr_ses;
-};
-
-struct nfsd4_session {
-        struct kref             se_ref;
-        struct list_head        se_hash;        /* hash by sessionid */
-        struct list_head        se_perclnt;
-        u32                     se_flags;
-        struct nfs4_client      *se_client;     /* for expire_client */
-        struct nfs4_sessionid   se_sessionid;
-        struct nfsd4_channel_attrs se_fchannel;
-        struct nfsd4_channel_attrs se_bchannel;
-        struct nfsd4_slot       *se_slots[];    /* forward channel slots */
-};
-
-static inline void
-nfsd4_put_session(struct nfsd4_session *ses)
-{
-        extern void free_session(struct kref *kref);
-        kref_put(&ses->se_ref, free_session);
-}
-
-static inline void
-nfsd4_get_session(struct nfsd4_session *ses)
-{
-        kref_get(&ses->se_ref);
-}
-
-/* formatted contents of nfs4_sessionid */
-struct nfsd4_sessionid {
-        clientid_t      clientid;
-        u32             sequence;
-        u32             reserved;
-};
-
-#define HEXDIR_LEN     33 /* hex version of 16 byte md5 of cl_name plus '\0' */
-
-/*
- * struct nfs4_client - one per client.  Clientids live here.
- *      o Each nfs4_client is hashed by clientid.
- *
- *      o Each nfs4_clients is also hashed by name 
- *        (the opaque quantity initially sent by the client to identify itself).
- *        
- *      o cl_perclient list is used to ensure no dangling stateowner references
- *        when we expire the nfs4_client
- */
-struct nfs4_client {
-        struct list_head        cl_idhash;      /* hash by cl_clientid.id */
-        struct list_head        cl_strhash;     /* hash by cl_name */
-        struct list_head        cl_openowners;
-        struct list_head        cl_delegations;
-        struct list_head        cl_lru;         /* tail queue */
-        struct xdr_netobj       cl_name;        /* id generated by client */
-        char                    cl_recdir[HEXDIR_LEN]; /* recovery dir */
-        nfs4_verifier           cl_verifier;    /* generated by client */
-        time_t                  cl_time;        /* time of last lease renewal */
-        struct sockaddr_storage cl_addr;        /* client ipaddress */
-        u32                     cl_flavor;      /* setclientid pseudoflavor */
-        char                    *cl_principal;  /* setclientid principal name */
-        struct svc_cred         cl_cred;        /* setclientid principal */
-        clientid_t              cl_clientid;    /* generated by server */
-        nfs4_verifier           cl_confirm;     /* generated by server */
-        struct nfs4_cb_conn     cl_cb_conn;     /* callback info */
-        atomic_t                cl_count;       /* ref count */
-        u32                     cl_firststate;  /* recovery dir creation */
-
-        /* for nfs41 */
-        struct list_head        cl_sessions;
-        struct nfsd4_clid_slot  cl_cs_slot;     /* create_session slot */
-        u32                     cl_exchange_flags;
-        struct nfs4_sessionid   cl_sessionid;
-
-        /* for nfs41 callbacks */
-        /* We currently support a single back channel with a single slot */
-        unsigned long           cl_cb_slot_busy;
-        u32                     cl_cb_seq_nr;
-        struct svc_xprt         *cl_cb_xprt;    /* 4.1 callback transport */
-        struct rpc_wait_queue   cl_cb_waitq;    /* backchannel callers may */
-                                                /* wait here for slots */
-};
-
-/* struct nfs4_client_reset
- * one per old client. Populates reset_str_hashtbl. Filled from conf_id_hashtbl
- * upon lease reset, or from upcall to state_daemon (to read in state
- * from non-volitile storage) upon reboot.
- */
-struct nfs4_client_reclaim {
-        struct list_head        cr_strhash;     /* hash by cr_name */
-        char                    cr_recdir[HEXDIR_LEN]; /* recover dir */
-};
-
-static inline void
-update_stateid(stateid_t *stateid)
-{
-        stateid->si_generation++;
-}
-
-/* A reasonable value for REPLAY_ISIZE was estimated as follows:  
- * The OPEN response, typically the largest, requires 
- *   4(status) + 8(stateid) + 20(changeinfo) + 4(rflags) +  8(verifier) + 
- *   4(deleg. type) + 8(deleg. stateid) + 4(deleg. recall flag) + 
- *   20(deleg. space limit) + ~32(deleg. ace) = 112 bytes 
- */
-
-#define NFSD4_REPLAY_ISIZE       112 
-
-/*
- * Replay buffer, where the result of the last seqid-mutating operation 
- * is cached. 
- */
-struct nfs4_replay {
-        __be32                  rp_status;
-        unsigned int            rp_buflen;
-        char                    *rp_buf;
-        unsigned                intrp_allocated;
-        struct knfsd_fh         rp_openfh;
-        char                    rp_ibuf[NFSD4_REPLAY_ISIZE];
-};
-
-/*
-* nfs4_stateowner can either be an open_owner, or a lock_owner
-*
-*    so_idhash:  stateid_hashtbl[] for open owner, lockstateid_hashtbl[]
-*         for lock_owner
-*    so_strhash: ownerstr_hashtbl[] for open_owner, lock_ownerstr_hashtbl[]
-*         for lock_owner
-*    so_perclient: nfs4_client->cl_perclient entry - used when nfs4_client
-*         struct is reaped.
-*    so_perfilestate: heads the list of nfs4_stateid (either open or lock) 
-*         and is used to ensure no dangling nfs4_stateid references when we 
-*         release a stateowner.
-*    so_perlockowner: (open) nfs4_stateid->st_perlockowner entry - used when
-*         close is called to reap associated byte-range locks
-*    so_close_lru: (open) stateowner is placed on this list instead of being
-*         reaped (when so_perfilestate is empty) to hold the last close replay.
-*         reaped by laundramat thread after lease period.
-*/
-struct nfs4_stateowner {
-        struct kref             so_ref;
-        struct list_head        so_idhash;   /* hash by so_id */
-        struct list_head        so_strhash;   /* hash by op_name */
-        struct list_head        so_perclient;
-        struct list_head        so_stateids;
-        struct list_head        so_perstateid; /* for lockowners only */
-        struct list_head        so_close_lru; /* tail queue */
-        time_t                  so_time; /* time of placement on so_close_lru */
-        int                     so_is_open_owner; /* 1=openowner,0=lockowner */
-        u32                     so_id;
-        struct nfs4_client *    so_client;
-        /* after increment in ENCODE_SEQID_OP_TAIL, represents the next
-         * sequence id expected from the client: */
-        u32                     so_seqid;
-        struct xdr_netobj       so_owner;     /* open owner name */
-        int                     so_confirmed; /* successful OPEN_CONFIRM? */
-        struct nfs4_replay      so_replay;
-};
-
-/*
-*  nfs4_file: a file opened by some number of (open) nfs4_stateowners.
-*    o fi_perfile list is used to search for conflicting 
-*      share_acces, share_deny on the file.
-*/
-struct nfs4_file {
-        atomic_t                fi_ref;
-        struct list_head        fi_hash;    /* hash by "struct inode *" */
-        struct list_head        fi_stateids;
-        struct list_head        fi_delegations;
-        struct inode            *fi_inode;
-        u32                     fi_id;      /* used with stateowner->so_id 
-                                             * for stateid_hashtbl hash */
-        bool                    fi_had_conflict;
-};
-
-/*
-* nfs4_stateid can either be an open stateid or (eventually) a lock stateid
-*
-* (open)nfs4_stateid: one per (open)nfs4_stateowner, nfs4_file
-*
-*       st_hash: stateid_hashtbl[] entry or lockstateid_hashtbl entry
-*       st_perfile: file_hashtbl[] entry.
-*       st_perfile_state: nfs4_stateowner->so_perfilestate
-*       st_perlockowner: (open stateid) list of lock nfs4_stateowners
-*       st_access_bmap: used only for open stateid
-*       st_deny_bmap: used only for open stateid
-*       st_openstp: open stateid lock stateid was derived from
-*
-* XXX: open stateids and lock stateids have diverged sufficiently that
-* we should consider defining separate structs for the two cases.
-*/
-
-struct nfs4_stateid {
-        struct list_head              st_hash; 
-        struct list_head              st_perfile;
-        struct list_head              st_perstateowner;
-        struct list_head              st_lockowners;
-        struct nfs4_stateowner      * st_stateowner;
-        struct nfs4_file            * st_file;
-        stateid_t                     st_stateid;
-        struct file                 * st_vfs_file;
-        unsigned long                 st_access_bmap;
-        unsigned long                 st_deny_bmap;
-        struct nfs4_stateid         * st_openstp;
-};
-
-/* flags for preprocess_seqid_op() */
-#define HAS_SESSION             0x00000001
-#define CONFIRM                 0x00000002
-#define OPEN_STATE              0x00000004
-#define LOCK_STATE              0x00000008
-#define RD_STATE                0x00000010
-#define WR_STATE                0x00000020
-#define CLOSE_STATE             0x00000040
-
-#define seqid_mutating_err(err)                       \
-        (((err) != nfserr_stale_clientid) &&    \
-        ((err) != nfserr_bad_seqid) &&          \
-        ((err) != nfserr_stale_stateid) &&      \
-        ((err) != nfserr_bad_stateid))
-
-struct nfsd4_compound_state;
-
-extern __be32 nfs4_preprocess_stateid_op(struct nfsd4_compound_state *cstate,
-                stateid_t *stateid, int flags, struct file **filp);
-extern void nfs4_lock_state(void);
-extern void nfs4_unlock_state(void);
-extern int nfs4_in_grace(void);
-extern __be32 nfs4_check_open_reclaim(clientid_t *clid);
-extern void put_nfs4_client(struct nfs4_client *clp);
-extern void nfs4_free_stateowner(struct kref *kref);
-extern int set_callback_cred(void);
-extern void nfsd4_probe_callback(struct nfs4_client *clp);
-extern void nfsd4_cb_recall(struct nfs4_delegation *dp);
-extern void nfs4_put_delegation(struct nfs4_delegation *dp);
-extern __be32 nfs4_make_rec_clidname(char *clidname, struct xdr_netobj *clname);
-extern void nfsd4_init_recdir(char *recdir_name);
-extern int nfsd4_recdir_load(void);
-extern void nfsd4_shutdown_recdir(void);
-extern int nfs4_client_to_reclaim(const char *name);
-extern int nfs4_has_reclaimed_state(const char *name, bool use_exchange_id);
-extern void nfsd4_recdir_purge_old(void);
-extern int nfsd4_create_clid_dir(struct nfs4_client *clp);
-extern void nfsd4_remove_clid_dir(struct nfs4_client *clp);
-
-static inline void
-nfs4_put_stateowner(struct nfs4_stateowner *so)
-{
-        kref_put(&so->so_ref, nfs4_free_stateowner);
-}
-
-static inline void
-nfs4_get_stateowner(struct nfs4_stateowner *so)
-{
-        kref_get(&so->so_ref);
-}
-
-#endif   /* NFSD4_STATE_H */
diff --git a/include/linux/nfsd/syscall.h b/include/linux/nfsd/syscall.h
index 7a3b565b898f..812bc1e160dc 100644
--- a/include/linux/nfsd/syscall.h
+++ b/include/linux/nfsd/syscall.h
@@ -9,14 +9,8 @@
 #ifndef NFSD_SYSCALL_H
 #define NFSD_SYSCALL_H
 
-# include <linux/types.h>
-#ifdef __KERNEL__
-# include <linux/in.h>
-#endif 
-#include <linux/posix_types.h>
-#include <linux/nfsd/const.h>
+#include <linux/types.h>
 #include <linux/nfsd/export.h>
-#include <linux/nfsd/nfsfh.h>
 
 /*
  * Version of the syscall interface
diff --git a/include/linux/nfsd/xdr.h b/include/linux/nfsd/xdr.h
deleted file mode 100644
index a0132ef58f21..000000000000
--- a/include/linux/nfsd/xdr.h
+++ /dev/null
@@ -1,177 +0,0 @@
-/*
- * linux/include/linux/nfsd/xdr.h
- *
- * XDR types for nfsd. This is mainly a typing exercise.
- */
-
-#ifndef LINUX_NFSD_H
-#define LINUX_NFSD_H
-
-#include <linux/fs.h>
-#include <linux/vfs.h>
-#include <linux/nfs.h>
-
-struct nfsd_fhandle {
-        struct svc_fh           fh;
-};
-
-struct nfsd_sattrargs {
-        struct svc_fh           fh;
-        struct iattr            attrs;
-};
-
-struct nfsd_diropargs {
-        struct svc_fh           fh;
-        char *                  name;
-        unsigned int            len;
-};
-
-struct nfsd_readargs {
-        struct svc_fh           fh;
-        __u32                   offset;
-        __u32                   count;
-        int                     vlen;
-};
-
-struct nfsd_writeargs {
-        svc_fh                  fh;
-        __u32                   offset;
-        int                     len;
-        int                     vlen;
-};
-
-struct nfsd_createargs {
-        struct svc_fh           fh;
-        char *                  name;
-        unsigned int            len;
-        struct iattr            attrs;
-};
-
-struct nfsd_renameargs {
-        struct svc_fh           ffh;
-        char *                  fname;
-        unsigned int            flen;
-        struct svc_fh           tfh;
-        char *                  tname;
-        unsigned int            tlen;
-};
-
-struct nfsd_readlinkargs {
-        struct svc_fh           fh;
-        char *                  buffer;
-};
-        
-struct nfsd_linkargs {
-        struct svc_fh           ffh;
-        struct svc_fh           tfh;
-        char *                  tname;
-        unsigned int            tlen;
-};
-
-struct nfsd_symlinkargs {
-        struct svc_fh           ffh;
-        char *                  fname;
-        unsigned int            flen;
-        char *                  tname;
-        unsigned int            tlen;
-        struct iattr            attrs;
-};
-
-struct nfsd_readdirargs {
-        struct svc_fh           fh;
-        __u32                   cookie;
-        __u32                   count;
-        __be32 *                buffer;
-};
-
-struct nfsd_attrstat {
-        struct svc_fh           fh;
-        struct kstat            stat;
-};
-
-struct nfsd_diropres  {
-        struct svc_fh           fh;
-        struct kstat            stat;
-};
-
-struct nfsd_readlinkres {
-        int                     len;
-};
-
-struct nfsd_readres {
-        struct svc_fh           fh;
-        unsigned long           count;
-        struct kstat            stat;
-};
-
-struct nfsd_readdirres {
-        int                     count;
-
-        struct readdir_cd       common;
-        __be32 *                buffer;
-        int                     buflen;
-        __be32 *                offset;
-};
-
-struct nfsd_statfsres {
-        struct kstatfs          stats;
-};
-
-/*
- * Storage requirements for XDR arguments and results.
- */
-union nfsd_xdrstore {
-        struct nfsd_sattrargs   sattr;
-        struct nfsd_diropargs   dirop;
-        struct nfsd_readargs    read;
-        struct nfsd_writeargs   write;
-        struct nfsd_createargs  create;
-        struct nfsd_renameargs  rename;
-        struct nfsd_linkargs    link;
-        struct nfsd_symlinkargs symlink;
-        struct nfsd_readdirargs readdir;
-};
-
-#define NFS2_SVC_XDRSIZE        sizeof(union nfsd_xdrstore)
-
-
-int nfssvc_decode_void(struct svc_rqst *, __be32 *, void *);
-int nfssvc_decode_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
-int nfssvc_decode_sattrargs(struct svc_rqst *, __be32 *,
-                                struct nfsd_sattrargs *);
-int nfssvc_decode_diropargs(struct svc_rqst *, __be32 *,
-                                struct nfsd_diropargs *);
-int nfssvc_decode_readargs(struct svc_rqst *, __be32 *,
-                                struct nfsd_readargs *);
-int nfssvc_decode_writeargs(struct svc_rqst *, __be32 *,
-                                struct nfsd_writeargs *);
-int nfssvc_decode_createargs(struct svc_rqst *, __be32 *,
-                                struct nfsd_createargs *);
-int nfssvc_decode_renameargs(struct svc_rqst *, __be32 *,
-                                struct nfsd_renameargs *);
-int nfssvc_decode_readlinkargs(struct svc_rqst *, __be32 *,
-                                struct nfsd_readlinkargs *);
-int nfssvc_decode_linkargs(struct svc_rqst *, __be32 *,
-                                struct nfsd_linkargs *);
-int nfssvc_decode_symlinkargs(struct svc_rqst *, __be32 *,
-                                struct nfsd_symlinkargs *);
-int nfssvc_decode_readdirargs(struct svc_rqst *, __be32 *,
-                                struct nfsd_readdirargs *);
-int nfssvc_encode_void(struct svc_rqst *, __be32 *, void *);
-int nfssvc_encode_attrstat(struct svc_rqst *, __be32 *, struct nfsd_attrstat *);
-int nfssvc_encode_diropres(struct svc_rqst *, __be32 *, struct nfsd_diropres *);
-int nfssvc_encode_readlinkres(struct svc_rqst *, __be32 *, struct nfsd_readlinkres *);
-int nfssvc_encode_readres(struct svc_rqst *, __be32 *, struct nfsd_readres *);
-int nfssvc_encode_statfsres(struct svc_rqst *, __be32 *, struct nfsd_statfsres *);
-int nfssvc_encode_readdirres(struct svc_rqst *, __be32 *, struct nfsd_readdirres *);
-
-int nfssvc_encode_entry(void *, const char *name,
-                        int namlen, loff_t offset, u64 ino, unsigned int);
-
-int nfssvc_release_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
-
-/* Helper functions for NFSv2 ACL code */
-__be32 *nfs2svc_encode_fattr(struct svc_rqst *rqstp, __be32 *p, struct svc_fh *fhp);
-__be32 *nfs2svc_decode_fh(__be32 *p, struct svc_fh *fhp);
-
-#endif /* LINUX_NFSD_H */
diff --git a/include/linux/nfsd/xdr3.h b/include/linux/nfsd/xdr3.h
deleted file mode 100644
index 421eddd65a25..000000000000
--- a/include/linux/nfsd/xdr3.h
+++ /dev/null
@@ -1,346 +0,0 @@
-/*
- * linux/include/linux/nfsd/xdr3.h
- *
- * XDR types for NFSv3 in nfsd.
- *
- * Copyright (C) 1996-1998, Olaf Kirch <okir@monad.swb.de>
- */
-
-#ifndef _LINUX_NFSD_XDR3_H
-#define _LINUX_NFSD_XDR3_H
-
-#include <linux/nfsd/xdr.h>
-
-struct nfsd3_sattrargs {
-        struct svc_fh           fh;
-        struct iattr            attrs;
-        int                     check_guard;
-        time_t                  guardtime;
-};
-
-struct nfsd3_diropargs {
-        struct svc_fh           fh;
-        char *                  name;
-        unsigned int            len;
-};
-
-struct nfsd3_accessargs {
-        struct svc_fh           fh;
-        unsigned int            access;
-};
-
-struct nfsd3_readargs {
-        struct svc_fh           fh;
-        __u64                   offset;
-        __u32                   count;
-        int                     vlen;
-};
-
-struct nfsd3_writeargs {
-        svc_fh                  fh;
-        __u64                   offset;
-        __u32                   count;
-        int                     stable;
-        __u32                   len;
-        int                     vlen;
-};
-
-struct nfsd3_createargs {
-        struct svc_fh           fh;
-        char *                  name;
-        unsigned int            len;
-        int                     createmode;
-        struct iattr            attrs;
-        __be32 *                verf;
-};
-
-struct nfsd3_mknodargs {
-        struct svc_fh           fh;
-        char *                  name;
-        unsigned int            len;
-        __u32                   ftype;
-        __u32                   major, minor;
-        struct iattr            attrs;
-};
-
-struct nfsd3_renameargs {
-        struct svc_fh           ffh;
-        char *                  fname;
-        unsigned int            flen;
-        struct svc_fh           tfh;
-        char *                  tname;
-        unsigned int            tlen;
-};
-
-struct nfsd3_readlinkargs {
-        struct svc_fh           fh;
-        char *                  buffer;
-};
-
-struct nfsd3_linkargs {
-        struct svc_fh           ffh;
-        struct svc_fh           tfh;
-        char *                  tname;
-        unsigned int            tlen;
-};
-
-struct nfsd3_symlinkargs {
-        struct svc_fh           ffh;
-        char *                  fname;
-        unsigned int            flen;
-        char *                  tname;
-        unsigned int            tlen;
-        struct iattr            attrs;
-};
-
-struct nfsd3_readdirargs {
-        struct svc_fh           fh;
-        __u64                   cookie;
-        __u32                   dircount;
-        __u32                   count;
-        __be32 *                verf;
-        __be32 *                buffer;
-};
-
-struct nfsd3_commitargs {
-        struct svc_fh           fh;
-        __u64                   offset;
-        __u32                   count;
-};
-
-struct nfsd3_getaclargs {
-        struct svc_fh           fh;
-        int                     mask;
-};
-
-struct posix_acl;
-struct nfsd3_setaclargs {
-        struct svc_fh           fh;
-        int                     mask;
-        struct posix_acl        *acl_access;
-        struct posix_acl        *acl_default;
-};
-
-struct nfsd3_attrstat {
-        __be32                  status;
-        struct svc_fh           fh;
-        struct kstat            stat;
-};
-
-/* LOOKUP, CREATE, MKDIR, SYMLINK, MKNOD */
-struct nfsd3_diropres  {
-        __be32                  status;
-        struct svc_fh           dirfh;
-        struct svc_fh           fh;
-};
-
-struct nfsd3_accessres {
-        __be32                  status;
-        struct svc_fh           fh;
-        __u32                   access;
-};
-
-struct nfsd3_readlinkres {
-        __be32                  status;
-        struct svc_fh           fh;
-        __u32                   len;
-};
-
-struct nfsd3_readres {
-        __be32                  status;
-        struct svc_fh           fh;
-        unsigned long           count;
-        int                     eof;
-};
-
-struct nfsd3_writeres {
-        __be32                  status;
-        struct svc_fh           fh;
-        unsigned long           count;
-        int                     committed;
-};
-
-struct nfsd3_renameres {
-        __be32                  status;
-        struct svc_fh           ffh;
-        struct svc_fh           tfh;
-};
-
-struct nfsd3_linkres {
-        __be32                  status;
-        struct svc_fh           tfh;
-        struct svc_fh           fh;
-};
-
-struct nfsd3_readdirres {
-        __be32                  status;
-        struct svc_fh           fh;
-        int                     count;
-        __be32                  verf[2];
-
-        struct readdir_cd       common;
-        __be32 *                buffer;
-        int                     buflen;
-        __be32 *                offset;
-        __be32 *                offset1;
-        struct svc_rqst *       rqstp;
-
-};
-
-struct nfsd3_fsstatres {
-        __be32                  status;
-        struct kstatfs          stats;
-        __u32                   invarsec;
-};
-
-struct nfsd3_fsinfores {
-        __be32                  status;
-        __u32                   f_rtmax;
-        __u32                   f_rtpref;
-        __u32                   f_rtmult;
-        __u32                   f_wtmax;
-        __u32                   f_wtpref;
-        __u32                   f_wtmult;
-        __u32                   f_dtpref;
-        __u64                   f_maxfilesize;
-        __u32                   f_properties;
-};
-
-struct nfsd3_pathconfres {
-        __be32                  status;
-        __u32                   p_link_max;
-        __u32                   p_name_max;
-        __u32                   p_no_trunc;
-        __u32                   p_chown_restricted;
-        __u32                   p_case_insensitive;
-        __u32                   p_case_preserving;
-};
-
-struct nfsd3_commitres {
-        __be32                  status;
-        struct svc_fh           fh;
-};
-
-struct nfsd3_getaclres {
-        __be32                  status;
-        struct svc_fh           fh;
-        int                     mask;
-        struct posix_acl        *acl_access;
-        struct posix_acl        *acl_default;
-};
-
-/* dummy type for release */
-struct nfsd3_fhandle_pair {
-        __u32                   dummy;
-        struct svc_fh           fh1;
-        struct svc_fh           fh2;
-};
-
-/*
- * Storage requirements for XDR arguments and results.
- */
-union nfsd3_xdrstore {
-        struct nfsd3_sattrargs          sattrargs;
-        struct nfsd3_diropargs          diropargs;
-        struct nfsd3_readargs           readargs;
-        struct nfsd3_writeargs          writeargs;
-        struct nfsd3_createargs         createargs;
-        struct nfsd3_renameargs         renameargs;
-        struct nfsd3_linkargs           linkargs;
-        struct nfsd3_symlinkargs        symlinkargs;
-        struct nfsd3_readdirargs        readdirargs;
-        struct nfsd3_diropres           diropres;
-        struct nfsd3_accessres          accessres;
-        struct nfsd3_readlinkres        readlinkres;
-        struct nfsd3_readres            readres;
-        struct nfsd3_writeres           writeres;
-        struct nfsd3_renameres          renameres;
-        struct nfsd3_linkres            linkres;
-        struct nfsd3_readdirres         readdirres;
-        struct nfsd3_fsstatres          fsstatres;
-        struct nfsd3_fsinfores          fsinfores;
-        struct nfsd3_pathconfres        pathconfres;
-        struct nfsd3_commitres          commitres;
-        struct nfsd3_getaclres          getaclres;
-};
-
-#define NFS3_SVC_XDRSIZE                sizeof(union nfsd3_xdrstore)
-
-int nfs3svc_decode_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
-int nfs3svc_decode_sattrargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_sattrargs *);
-int nfs3svc_decode_diropargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_diropargs *);
-int nfs3svc_decode_accessargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_accessargs *);
-int nfs3svc_decode_readargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_readargs *);
-int nfs3svc_decode_writeargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_writeargs *);
-int nfs3svc_decode_createargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_createargs *);
-int nfs3svc_decode_mkdirargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_createargs *);
-int nfs3svc_decode_mknodargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_mknodargs *);
-int nfs3svc_decode_renameargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_renameargs *);
-int nfs3svc_decode_readlinkargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_readlinkargs *);
-int nfs3svc_decode_linkargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_linkargs *);
-int nfs3svc_decode_symlinkargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_symlinkargs *);
-int nfs3svc_decode_readdirargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_readdirargs *);
-int nfs3svc_decode_readdirplusargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_readdirargs *);
-int nfs3svc_decode_commitargs(struct svc_rqst *, __be32 *,
-                                struct nfsd3_commitargs *);
-int nfs3svc_encode_voidres(struct svc_rqst *, __be32 *, void *);
-int nfs3svc_encode_attrstat(struct svc_rqst *, __be32 *,
-                                struct nfsd3_attrstat *);
-int nfs3svc_encode_wccstat(struct svc_rqst *, __be32 *,
-                                struct nfsd3_attrstat *);
-int nfs3svc_encode_diropres(struct svc_rqst *, __be32 *,
-                                struct nfsd3_diropres *);
-int nfs3svc_encode_accessres(struct svc_rqst *, __be32 *,
-                                struct nfsd3_accessres *);
-int nfs3svc_encode_readlinkres(struct svc_rqst *, __be32 *,
-                                struct nfsd3_readlinkres *);
-int nfs3svc_encode_readres(struct svc_rqst *, __be32 *, struct nfsd3_readres *);
-int nfs3svc_encode_writeres(struct svc_rqst *, __be32 *, struct nfsd3_writeres *);
-int nfs3svc_encode_createres(struct svc_rqst *, __be32 *,
-                                struct nfsd3_diropres *);
-int nfs3svc_encode_renameres(struct svc_rqst *, __be32 *,
-                                struct nfsd3_renameres *);
-int nfs3svc_encode_linkres(struct svc_rqst *, __be32 *,
-                                struct nfsd3_linkres *);
-int nfs3svc_encode_readdirres(struct svc_rqst *, __be32 *,
-                                struct nfsd3_readdirres *);
-int nfs3svc_encode_fsstatres(struct svc_rqst *, __be32 *,
-                                struct nfsd3_fsstatres *);
-int nfs3svc_encode_fsinfores(struct svc_rqst *, __be32 *,
-                                struct nfsd3_fsinfores *);
-int nfs3svc_encode_pathconfres(struct svc_rqst *, __be32 *,
-                                struct nfsd3_pathconfres *);
-int nfs3svc_encode_commitres(struct svc_rqst *, __be32 *,
-                                struct nfsd3_commitres *);
-
-int nfs3svc_release_fhandle(struct svc_rqst *, __be32 *,
-                                struct nfsd3_attrstat *);
-int nfs3svc_release_fhandle2(struct svc_rqst *, __be32 *,
-                                struct nfsd3_fhandle_pair *);
-int nfs3svc_encode_entry(void *, const char *name,
-                                int namlen, loff_t offset, u64 ino,
-                                unsigned int);
-int nfs3svc_encode_entry_plus(void *, const char *name,
-                                int namlen, loff_t offset, u64 ino,
-                                unsigned int);
-/* Helper functions for NFSv3 ACL code */
-__be32 *nfs3svc_encode_post_op_attr(struct svc_rqst *rqstp, __be32 *p,
-                                struct svc_fh *fhp);
-__be32 *nfs3svc_decode_fh(__be32 *p, struct svc_fh *fhp);
-
-
-#endif /* _LINUX_NFSD_XDR3_H */
diff --git a/include/linux/nfsd/xdr4.h b/include/linux/nfsd/xdr4.h
deleted file mode 100644
index 73164c2b3d29..000000000000
--- a/include/linux/nfsd/xdr4.h
+++ /dev/null
@@ -1,563 +0,0 @@
-/*
- *  include/linux/nfsd/xdr4.h
- *
- *  Server-side types for NFSv4.
- *
- *  Copyright (c) 2002 The Regents of the University of Michigan.
- *  All rights reserved.
- *
- *  Kendrick Smith <kmsmith@umich.edu>
- *  Andy Adamson   <andros@umich.edu>
- *
- *  Redistribution and use in source and binary forms, with or without
- *  modification, are permitted provided that the following conditions
- *  are met:
- *
- *  1. Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer.
- *  2. Redistributions in binary form must reproduce the above copyright
- *     notice, this list of conditions and the following disclaimer in the
- *     documentation and/or other materials provided with the distribution.
- *  3. Neither the name of the University nor the names of its
- *     contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
- *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- *  DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
- *  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-#ifndef _LINUX_NFSD_XDR4_H
-#define _LINUX_NFSD_XDR4_H
-
-#include <linux/nfs4.h>
-
-#define NFSD4_MAX_TAGLEN        128
-#define XDR_LEN(n)                     (((n) + 3) & ~3)
-
-struct nfsd4_compound_state {
-        struct svc_fh           current_fh;
-        struct svc_fh           save_fh;
-        struct nfs4_stateowner  *replay_owner;
-        /* For sessions DRC */
-        struct nfsd4_session    *session;
-        struct nfsd4_slot       *slot;
-        __be32                  *datap;
-        size_t                  iovlen;
-        u32                     minorversion;
-        u32                     status;
-};
-
-static inline bool nfsd4_has_session(struct nfsd4_compound_state *cs)
-{
-        return cs->slot != NULL;
-}
-
-struct nfsd4_change_info {
-        u32             atomic;
-        bool            change_supported;
-        u32             before_ctime_sec;
-        u32             before_ctime_nsec;
-        u64             before_change;
-        u32             after_ctime_sec;
-        u32             after_ctime_nsec;
-        u64             after_change;
-};
-
-struct nfsd4_access {
-        u32             ac_req_access;      /* request */
-        u32             ac_supported;       /* response */
-        u32             ac_resp_access;     /* response */
-};
-
-struct nfsd4_close {
-        u32             cl_seqid;           /* request */
-        stateid_t       cl_stateid;         /* request+response */
-        struct nfs4_stateowner * cl_stateowner; /* response */
-};
-
-struct nfsd4_commit {
-        u64             co_offset;          /* request */
-        u32             co_count;           /* request */
-        nfs4_verifier   co_verf;            /* response */
-};
-
-struct nfsd4_create {
-        u32             cr_namelen;         /* request */
-        char *          cr_name;            /* request */
-        u32             cr_type;            /* request */
-        union {                             /* request */
-                struct {
-                        u32 namelen;
-                        char *name;
-                } link;   /* NF4LNK */
-                struct {
-                        u32 specdata1;
-                        u32 specdata2;
-                } dev;    /* NF4BLK, NF4CHR */
-        } u;
-        u32             cr_bmval[3];        /* request */
-        struct iattr    cr_iattr;           /* request */
-        struct nfsd4_change_info  cr_cinfo; /* response */
-        struct nfs4_acl *cr_acl;
-};
-#define cr_linklen      u.link.namelen
-#define cr_linkname     u.link.name
-#define cr_specdata1    u.dev.specdata1
-#define cr_specdata2    u.dev.specdata2
-
-struct nfsd4_delegreturn {
-        stateid_t       dr_stateid;
-};
-
-struct nfsd4_getattr {
-        u32             ga_bmval[3];        /* request */
-        struct svc_fh   *ga_fhp;            /* response */
-};
-
-struct nfsd4_link {
-        u32             li_namelen;         /* request */
-        char *          li_name;            /* request */
-        struct nfsd4_change_info  li_cinfo; /* response */
-};
-
-struct nfsd4_lock_denied {
-        clientid_t      ld_clientid;
-        struct nfs4_stateowner   *ld_sop;
-        u64             ld_start;
-        u64             ld_length;
-        u32             ld_type;
-};
-
-struct nfsd4_lock {
-        /* request */
-        u32             lk_type;
-        u32             lk_reclaim;         /* boolean */
-        u64             lk_offset;
-        u64             lk_length;
-        u32             lk_is_new;
-        union {
-                struct {
-                        u32             open_seqid;
-                        stateid_t       open_stateid;
-                        u32             lock_seqid;
-                        clientid_t      clientid;
-                        struct xdr_netobj owner;
-                } new;
-                struct {
-                        stateid_t       lock_stateid;
-                        u32             lock_seqid;
-                } old;
-        } v;
-
-        /* response */
-        union {
-                struct {
-                        stateid_t               stateid;
-                } ok;
-                struct nfsd4_lock_denied        denied;
-        } u;
-        /* The lk_replay_owner is the open owner in the open_to_lock_owner
-         * case and the lock owner otherwise: */
-        struct nfs4_stateowner *lk_replay_owner;
-};
-#define lk_new_open_seqid       v.new.open_seqid
-#define lk_new_open_stateid     v.new.open_stateid
-#define lk_new_lock_seqid       v.new.lock_seqid
-#define lk_new_clientid         v.new.clientid
-#define lk_new_owner            v.new.owner
-#define lk_old_lock_stateid     v.old.lock_stateid
-#define lk_old_lock_seqid       v.old.lock_seqid
-
-#define lk_rflags       u.ok.rflags
-#define lk_resp_stateid u.ok.stateid
-#define lk_denied       u.denied
-
-
-struct nfsd4_lockt {
-        u32                             lt_type;
-        clientid_t                      lt_clientid;
-        struct xdr_netobj               lt_owner;
-        u64                             lt_offset;
-        u64                             lt_length;
-        struct nfs4_stateowner *        lt_stateowner;
-        struct nfsd4_lock_denied        lt_denied;
-};
-
- 
-struct nfsd4_locku {
-        u32             lu_type;
-        u32             lu_seqid;
-        stateid_t       lu_stateid;
-        u64             lu_offset;
-        u64             lu_length;
-        struct nfs4_stateowner  *lu_stateowner;
-};
-
-
-struct nfsd4_lookup {
-        u32             lo_len;             /* request */
-        char *          lo_name;            /* request */
-};
-
-struct nfsd4_putfh {
-        u32             pf_fhlen;           /* request */
-        char            *pf_fhval;          /* request */
-};
-
-struct nfsd4_open {
-        u32             op_claim_type;      /* request */
-        struct xdr_netobj op_fname;         /* request - everything but CLAIM_PREV */
-        u32             op_delegate_type;   /* request - CLAIM_PREV only */
-        stateid_t       op_delegate_stateid; /* request - response */
-        u32             op_create;          /* request */
-        u32             op_createmode;      /* request */
-        u32             op_bmval[3];        /* request */
-        struct iattr    iattr;              /* UNCHECKED4, GUARDED4, EXCLUSIVE4_1 */
-        nfs4_verifier   verf;               /* EXCLUSIVE4 */
-        clientid_t      op_clientid;        /* request */
-        struct xdr_netobj op_owner;           /* request */
-        u32             op_seqid;           /* request */
-        u32             op_share_access;    /* request */
-        u32             op_share_deny;      /* request */
-        stateid_t       op_stateid;         /* response */
-        u32             op_recall;          /* recall */
-        struct nfsd4_change_info  op_cinfo; /* response */
-        u32             op_rflags;          /* response */
-        int             op_truncate;        /* used during processing */
-        struct nfs4_stateowner *op_stateowner; /* used during processing */
-        struct nfs4_acl *op_acl;
-};
-#define op_iattr        iattr
-#define op_verf         verf
-
-struct nfsd4_open_confirm {
-        stateid_t       oc_req_stateid          /* request */;
-        u32             oc_seqid                /* request */;
-        stateid_t       oc_resp_stateid         /* response */;
-        struct nfs4_stateowner * oc_stateowner; /* response */
-};
-
-struct nfsd4_open_downgrade {
-        stateid_t       od_stateid;
-        u32             od_seqid;
-        u32             od_share_access;
-        u32             od_share_deny;
-        struct nfs4_stateowner *od_stateowner;
-};
-
-
-struct nfsd4_read {
-        stateid_t       rd_stateid;         /* request */
-        u64             rd_offset;          /* request */
-        u32             rd_length;          /* request */
-        int             rd_vlen;
-        struct file     *rd_filp;
-        
-        struct svc_rqst *rd_rqstp;          /* response */
-        struct svc_fh * rd_fhp;             /* response */
-};
-
-struct nfsd4_readdir {
-        u64             rd_cookie;          /* request */
-        nfs4_verifier   rd_verf;            /* request */
-        u32             rd_dircount;        /* request */
-        u32             rd_maxcount;        /* request */
-        u32             rd_bmval[3];        /* request */
-        struct svc_rqst *rd_rqstp;          /* response */
-        struct svc_fh * rd_fhp;             /* response */
-
-        struct readdir_cd       common;
-        __be32 *                buffer;
-        int                     buflen;
-        __be32 *                offset;
-};
-
-struct nfsd4_release_lockowner {
-        clientid_t        rl_clientid;
-        struct xdr_netobj rl_owner;
-};
-struct nfsd4_readlink {
-        struct svc_rqst *rl_rqstp;          /* request */
-        struct svc_fh * rl_fhp;             /* request */
-};
-
-struct nfsd4_remove {
-        u32             rm_namelen;         /* request */
-        char *          rm_name;            /* request */
-        struct nfsd4_change_info  rm_cinfo; /* response */
-};
-
-struct nfsd4_rename {
-        u32             rn_snamelen;        /* request */
-        char *          rn_sname;           /* request */
-        u32             rn_tnamelen;        /* request */
-        char *          rn_tname;           /* request */
-        struct nfsd4_change_info  rn_sinfo; /* response */
-        struct nfsd4_change_info  rn_tinfo; /* response */
-};
-
-struct nfsd4_secinfo {
-        u32 si_namelen;                                 /* request */
-        char *si_name;                                  /* request */
-        struct svc_export *si_exp;                      /* response */
-};
-
-struct nfsd4_setattr {
-        stateid_t       sa_stateid;         /* request */
-        u32             sa_bmval[3];        /* request */
-        struct iattr    sa_iattr;           /* request */
-        struct nfs4_acl *sa_acl;
-};
-
-struct nfsd4_setclientid {
-        nfs4_verifier   se_verf;            /* request */
-        u32             se_namelen;         /* request */
-        char *          se_name;            /* request */
-        u32             se_callback_prog;   /* request */
-        u32             se_callback_netid_len;  /* request */
-        char *          se_callback_netid_val;  /* request */
-        u32             se_callback_addr_len;   /* request */
-        char *          se_callback_addr_val;   /* request */
-        u32             se_callback_ident;  /* request */
-        clientid_t      se_clientid;        /* response */
-        nfs4_verifier   se_confirm;         /* response */
-};
-
-struct nfsd4_setclientid_confirm {
-        clientid_t      sc_clientid;
-        nfs4_verifier   sc_confirm;
-};
-
-/* also used for NVERIFY */
-struct nfsd4_verify {
-        u32             ve_bmval[3];        /* request */
-        u32             ve_attrlen;         /* request */
-        char *          ve_attrval;         /* request */
-};
-
-struct nfsd4_write {
-        stateid_t       wr_stateid;         /* request */
-        u64             wr_offset;          /* request */
-        u32             wr_stable_how;      /* request */
-        u32             wr_buflen;          /* request */
-        int             wr_vlen;
-
-        u32             wr_bytes_written;   /* response */
-        u32             wr_how_written;     /* response */
-        nfs4_verifier   wr_verifier;        /* response */
-};
-
-struct nfsd4_exchange_id {
-        nfs4_verifier   verifier;
-        struct xdr_netobj clname;
-        u32             flags;
-        clientid_t      clientid;
-        u32             seqid;
-        int             spa_how;
-};
-
-struct nfsd4_sequence {
-        struct nfs4_sessionid   sessionid;              /* request/response */
-        u32                     seqid;                  /* request/response */
-        u32                     slotid;                 /* request/response */
-        u32                     maxslots;               /* request/response */
-        u32                     cachethis;              /* request */
-#if 0
-        u32                     target_maxslots;        /* response */
-        u32                     status_flags;           /* response */
-#endif /* not yet */
-};
-
-struct nfsd4_destroy_session {
-        struct nfs4_sessionid   sessionid;
-};
-
-struct nfsd4_op {
-        int                                     opnum;
-        __be32                                  status;
-        union {
-                struct nfsd4_access             access;
-                struct nfsd4_close              close;
-                struct nfsd4_commit             commit;
-                struct nfsd4_create             create;
-                struct nfsd4_delegreturn        delegreturn;
-                struct nfsd4_getattr            getattr;
-                struct svc_fh *                 getfh;
-                struct nfsd4_link               link;
-                struct nfsd4_lock               lock;
-                struct nfsd4_lockt              lockt;
-                struct nfsd4_locku              locku;
-                struct nfsd4_lookup             lookup;
-                struct nfsd4_verify             nverify;
-                struct nfsd4_open               open;
-                struct nfsd4_open_confirm       open_confirm;
-                struct nfsd4_open_downgrade     open_downgrade;
-                struct nfsd4_putfh              putfh;
-                struct nfsd4_read               read;
-                struct nfsd4_readdir            readdir;
-                struct nfsd4_readlink           readlink;
-                struct nfsd4_remove             remove;
-                struct nfsd4_rename             rename;
-                clientid_t                      renew;
-                struct nfsd4_secinfo            secinfo;
-                struct nfsd4_setattr            setattr;
-                struct nfsd4_setclientid        setclientid;
-                struct nfsd4_setclientid_confirm setclientid_confirm;
-                struct nfsd4_verify             verify;
-                struct nfsd4_write              write;
-                struct nfsd4_release_lockowner  release_lockowner;
-
-                /* NFSv4.1 */
-                struct nfsd4_exchange_id        exchange_id;
-                struct nfsd4_create_session     create_session;
-                struct nfsd4_destroy_session    destroy_session;
-                struct nfsd4_sequence           sequence;
-        } u;
-        struct nfs4_replay *                    replay;
-};
-
-struct nfsd4_compoundargs {
-        /* scratch variables for XDR decode */
-        __be32 *                        p;
-        __be32 *                        end;
-        struct page **                  pagelist;
-        int                             pagelen;
-        __be32                          tmp[8];
-        __be32 *                        tmpp;
-        struct tmpbuf {
-                struct tmpbuf *next;
-                void (*release)(const void *);
-                void *buf;
-        }                               *to_free;
-
-        struct svc_rqst                 *rqstp;
-
-        u32                             taglen;
-        char *                          tag;
-        u32                             minorversion;
-        u32                             opcnt;
-        struct nfsd4_op                 *ops;
-        struct nfsd4_op                 iops[8];
-};
-
-struct nfsd4_compoundres {
-        /* scratch variables for XDR encode */
-        __be32 *                        p;
-        __be32 *                        end;
-        struct xdr_buf *                xbuf;
-        struct svc_rqst *               rqstp;
-
-        u32                             taglen;
-        char *                          tag;
-        u32                             opcnt;
-        __be32 *                        tagp; /* tag, opcount encode location */
-        struct nfsd4_compound_state     cstate;
-};
-
-static inline bool nfsd4_is_solo_sequence(struct nfsd4_compoundres *resp)
-{
-        struct nfsd4_compoundargs *args = resp->rqstp->rq_argp;
-        return resp->opcnt == 1 && args->ops[0].opnum == OP_SEQUENCE;
-}
-
-static inline bool nfsd4_not_cached(struct nfsd4_compoundres *resp)
-{
-        return !resp->cstate.slot->sl_cachethis || nfsd4_is_solo_sequence(resp);
-}
-
-#define NFS4_SVC_XDRSIZE                sizeof(struct nfsd4_compoundargs)
-
-static inline void
-set_change_info(struct nfsd4_change_info *cinfo, struct svc_fh *fhp)
-{
-        BUG_ON(!fhp->fh_pre_saved || !fhp->fh_post_saved);
-        cinfo->atomic = 1;
-        cinfo->change_supported = IS_I_VERSION(fhp->fh_dentry->d_inode);
-        if (cinfo->change_supported) {
-                cinfo->before_change = fhp->fh_pre_change;
-                cinfo->after_change = fhp->fh_post_change;
-        } else {
-                cinfo->before_ctime_sec = fhp->fh_pre_ctime.tv_sec;
-                cinfo->before_ctime_nsec = fhp->fh_pre_ctime.tv_nsec;
-                cinfo->after_ctime_sec = fhp->fh_post_attr.ctime.tv_sec;
-                cinfo->after_ctime_nsec = fhp->fh_post_attr.ctime.tv_nsec;
-        }
-}
-
-int nfs4svc_encode_voidres(struct svc_rqst *, __be32 *, void *);
-int nfs4svc_decode_compoundargs(struct svc_rqst *, __be32 *,
-                struct nfsd4_compoundargs *);
-int nfs4svc_encode_compoundres(struct svc_rqst *, __be32 *,
-                struct nfsd4_compoundres *);
-void nfsd4_encode_operation(struct nfsd4_compoundres *, struct nfsd4_op *);
-void nfsd4_encode_replay(struct nfsd4_compoundres *resp, struct nfsd4_op *op);
-__be32 nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp,
-                       struct dentry *dentry, __be32 *buffer, int *countp,
-                       u32 *bmval, struct svc_rqst *, int ignore_crossmnt);
-extern __be32 nfsd4_setclientid(struct svc_rqst *rqstp,
-                struct nfsd4_compound_state *,
-                struct nfsd4_setclientid *setclid);
-extern __be32 nfsd4_setclientid_confirm(struct svc_rqst *rqstp,
-                struct nfsd4_compound_state *,
-                struct nfsd4_setclientid_confirm *setclientid_confirm);
-extern void nfsd4_store_cache_entry(struct nfsd4_compoundres *resp);
-extern __be32 nfsd4_replay_cache_entry(struct nfsd4_compoundres *resp,
-                struct nfsd4_sequence *seq);
-extern __be32 nfsd4_exchange_id(struct svc_rqst *rqstp,
-                struct nfsd4_compound_state *,
-struct nfsd4_exchange_id *);
-                extern __be32 nfsd4_create_session(struct svc_rqst *,
-                struct nfsd4_compound_state *,
-                struct nfsd4_create_session *);
-extern __be32 nfsd4_sequence(struct svc_rqst *,
-                struct nfsd4_compound_state *,
-                struct nfsd4_sequence *);
-extern __be32 nfsd4_destroy_session(struct svc_rqst *,
-                struct nfsd4_compound_state *,
-                struct nfsd4_destroy_session *);
-extern __be32 nfsd4_process_open1(struct nfsd4_compound_state *,
-                struct nfsd4_open *open);
-extern __be32 nfsd4_process_open2(struct svc_rqst *rqstp,
-                struct svc_fh *current_fh, struct nfsd4_open *open);
-extern __be32 nfsd4_open_confirm(struct svc_rqst *rqstp,
-                struct nfsd4_compound_state *, struct nfsd4_open_confirm *oc);
-extern __be32 nfsd4_close(struct svc_rqst *rqstp,
-                struct nfsd4_compound_state *,
-                struct nfsd4_close *close);
-extern __be32 nfsd4_open_downgrade(struct svc_rqst *rqstp,
-                struct nfsd4_compound_state *,
-                struct nfsd4_open_downgrade *od);
-extern __be32 nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *,
-                struct nfsd4_lock *lock);
-extern __be32 nfsd4_lockt(struct svc_rqst *rqstp,
-                struct nfsd4_compound_state *,
-                struct nfsd4_lockt *lockt);
-extern __be32 nfsd4_locku(struct svc_rqst *rqstp,
-                struct nfsd4_compound_state *,
-                struct nfsd4_locku *locku);
-extern __be32
-nfsd4_release_lockowner(struct svc_rqst *rqstp,
-                struct nfsd4_compound_state *,
-                struct nfsd4_release_lockowner *rlockowner);
-extern void nfsd4_release_compoundargs(struct nfsd4_compoundargs *);
-extern __be32 nfsd4_delegreturn(struct svc_rqst *rqstp,
-                struct nfsd4_compound_state *, struct nfsd4_delegreturn *dr);
-extern __be32 nfsd4_renew(struct svc_rqst *rqstp,
-                          struct nfsd4_compound_state *, clientid_t *clid);
-#endif
-
-/*
- * Local variables:
- *  c-basic-offset: 8
- * End:
- */
diff --git a/include/linux/node.h b/include/linux/node.h
index 681a697b9a86..06292dac3eab 100644
--- a/include/linux/node.h
+++ b/include/linux/node.h
@@ -21,13 +21,19 @@
 
 #include <linux/sysdev.h>
 #include <linux/cpumask.h>
+#include <linux/workqueue.h>
 
 struct node {
         struct sys_device       sysdev;
+
+#if defined(CONFIG_MEMORY_HOTPLUG_SPARSE) && defined(CONFIG_HUGETLBFS)
+        struct work_struct      node_work;
+#endif
 };
 
 struct memory_block;
 extern struct node node_devices[];
+typedef  void (*node_registration_func_t)(struct node *);
 
 extern int register_node(struct node *, int, struct node *);
 extern void unregister_node(struct node *node);
@@ -39,6 +45,11 @@ extern int unregister_cpu_under_node(unsigned int cpu, unsigned int nid);
 extern int register_mem_sect_under_node(struct memory_block *mem_blk,
                                                 int nid);
 extern int unregister_mem_sect_under_nodes(struct memory_block *mem_blk);
+
+#ifdef CONFIG_HUGETLBFS
+extern void register_hugetlbfs_with_node(node_registration_func_t doregister,
+                                         node_registration_func_t unregister);
+#endif
 #else
 static inline int register_one_node(int nid)
 {
@@ -65,6 +76,11 @@ static inline int unregister_mem_sect_under_nodes(struct memory_block *mem_blk)
 {
         return 0;
 }
+
+static inline void register_hugetlbfs_with_node(node_registration_func_t reg,
+                                                node_registration_func_t unreg)
+{
+}
 #endif
 
 #define to_node(sys_device) container_of(sys_device, struct node, sysdev)
diff --git a/include/linux/nodemask.h b/include/linux/nodemask.h
index b359c4a9ec9e..454997cccbd8 100644
--- a/include/linux/nodemask.h
+++ b/include/linux/nodemask.h
@@ -245,14 +245,19 @@ static inline int __next_node(int n, const nodemask_t *srcp)
         return min_t(int,MAX_NUMNODES,find_next_bit(srcp->bits, MAX_NUMNODES, n+1));
 }
 
+static inline void init_nodemask_of_node(nodemask_t *mask, int node)
+{
+        nodes_clear(*mask);
+        node_set(node, *mask);
+}
+
 #define nodemask_of_node(node)                                          \
 ({                                                                      \
         typeof(_unused_nodemask_arg_) m;                                \
         if (sizeof(m) == sizeof(unsigned long)) {                       \
-                m.bits[0] = 1UL<<(node);                                \
+                m.bits[0] = 1UL << (node);                              \
         } else {                                                        \
-                nodes_clear(m);                                         \
-                node_set((node), m);                                    \
+                init_nodemask_of_node(&m, (node));                      \
         }                                                               \
         m;                                                              \
 })
@@ -480,15 +485,17 @@ static inline int num_node_state(enum node_states state)
 #define for_each_online_node(node) for_each_node_state(node, N_ONLINE)
 
 /*
- * For nodemask scrach area.(See CPUMASK_ALLOC() in cpumask.h)
+ * For nodemask scrach area.
+ * NODEMASK_ALLOC(type, name) allocates an object with a specified type and
+ * name.
  */
-
-#if NODES_SHIFT > 8 /* nodemask_t > 64 bytes */
-#define NODEMASK_ALLOC(x, m) struct x *m = kmalloc(sizeof(*m), GFP_KERNEL)
-#define NODEMASK_FREE(m) kfree(m)
+#if NODES_SHIFT > 8 /* nodemask_t > 256 bytes */
+#define NODEMASK_ALLOC(type, name, gfp_flags)   \
+                        type *name = kmalloc(sizeof(*name), gfp_flags)
+#define NODEMASK_FREE(m)                        kfree(m)
 #else
-#define NODEMASK_ALLOC(x, m) struct x _m, *m = &_m
-#define NODEMASK_FREE(m)
+#define NODEMASK_ALLOC(type, name, gfp_flags)   type _name, *name = &_name
+#define NODEMASK_FREE(m)                        do {} while (0)
 #endif
 
 /* A example struture for using NODEMASK_ALLOC, used in mempolicy. */
@@ -497,8 +504,10 @@ struct nodemask_scratch {
         nodemask_t      mask2;
 };
 
-#define NODEMASK_SCRATCH(x) NODEMASK_ALLOC(nodemask_scratch, x)
-#define NODEMASK_SCRATCH_FREE(x)  NODEMASK_FREE(x)
+#define NODEMASK_SCRATCH(x)                                             \
+                        NODEMASK_ALLOC(struct nodemask_scratch, x,      \
+                                        GFP_KERNEL | __GFP_NORETRY)
+#define NODEMASK_SCRATCH_FREE(x)        NODEMASK_FREE(x)
 
 
 #endif /* __LINUX_NODEMASK_H */
diff --git a/include/linux/numa.h b/include/linux/numa.h
index a31a7301b159..3aaa31603a86 100644
--- a/include/linux/numa.h
+++ b/include/linux/numa.h
@@ -10,4 +10,6 @@
 
 #define MAX_NUMNODES    (1 << NODES_SHIFT)
 
+#define NUMA_NO_NODE    (-1)
+
 #endif /* _LINUX_NUMA_H */
diff --git a/include/linux/oom.h b/include/linux/oom.h
index 6aac5fe4f6f1..537662315627 100644
--- a/include/linux/oom.h
+++ b/include/linux/oom.h
@@ -10,6 +10,7 @@
 #ifdef __KERNEL__
 
 #include <linux/types.h>
+#include <linux/nodemask.h>
 
 struct zonelist;
 struct notifier_block;
@@ -26,7 +27,8 @@ enum oom_constraint {
 extern int try_set_zone_oom(struct zonelist *zonelist, gfp_t gfp_flags);
 extern void clear_zonelist_oom(struct zonelist *zonelist, gfp_t gfp_flags);
 
-extern void out_of_memory(struct zonelist *zonelist, gfp_t gfp_mask, int order);
+extern void out_of_memory(struct zonelist *zonelist, gfp_t gfp_mask,
+                int order, nodemask_t *mask);
 extern int register_oom_notifier(struct notifier_block *nb);
 extern int unregister_oom_notifier(struct notifier_block *nb);
 
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 6b202b173955..5b59f35dcb8f 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -8,7 +8,7 @@
 #include <linux/types.h>
 #ifndef __GENERATING_BOUNDS_H
 #include <linux/mm_types.h>
-#include <linux/bounds.h>
+#include <generated/bounds.h>
 #endif /* !__GENERATING_BOUNDS_H */
 
 /*
@@ -99,7 +99,7 @@ enum pageflags {
         PG_buddy,               /* Page is free, on buddy lists */
         PG_swapbacked,          /* Page is backed by RAM/swap */
         PG_unevictable,         /* Page is "unevictable"  */
-#ifdef CONFIG_HAVE_MLOCKED_PAGE_BIT
+#ifdef CONFIG_MMU
         PG_mlocked,             /* Page is vma mlocked */
 #endif
 #ifdef CONFIG_ARCH_USES_PG_UNCACHED
@@ -259,12 +259,10 @@ PAGEFLAG_FALSE(SwapCache)
 PAGEFLAG(Unevictable, unevictable) __CLEARPAGEFLAG(Unevictable, unevictable)
         TESTCLEARFLAG(Unevictable, unevictable)
 
-#ifdef CONFIG_HAVE_MLOCKED_PAGE_BIT
-#define MLOCK_PAGES 1
+#ifdef CONFIG_MMU
 PAGEFLAG(Mlocked, mlocked) __CLEARPAGEFLAG(Mlocked, mlocked)
         TESTSCFLAG(Mlocked, mlocked) __TESTCLEARFLAG(Mlocked, mlocked)
 #else
-#define MLOCK_PAGES 0
 PAGEFLAG_FALSE(Mlocked) SETPAGEFLAG_NOOP(Mlocked)
         TESTCLEARFLAG_FALSE(Mlocked) __TESTCLEARFLAG_FALSE(Mlocked)
 #endif
@@ -277,13 +275,15 @@ PAGEFLAG_FALSE(Uncached)
 
 #ifdef CONFIG_MEMORY_FAILURE
 PAGEFLAG(HWPoison, hwpoison)
-TESTSETFLAG(HWPoison, hwpoison)
+TESTSCFLAG(HWPoison, hwpoison)
 #define __PG_HWPOISON (1UL << PG_hwpoison)
 #else
 PAGEFLAG_FALSE(HWPoison)
 #define __PG_HWPOISON 0
 #endif
 
+u64 stable_page_flags(struct page *page);
+
 static inline int PageUptodate(struct page *page)
 {
         int ret = test_bit(PG_uptodate, &(page)->flags);
@@ -393,7 +393,7 @@ static inline void __ClearPageTail(struct page *page)
 
 #endif /* !PAGEFLAGS_EXTENDED */
 
-#ifdef CONFIG_HAVE_MLOCKED_PAGE_BIT
+#ifdef CONFIG_MMU
 #define __PG_MLOCKED            (1 << PG_mlocked)
 #else
 #define __PG_MLOCKED            0
diff --git a/include/linux/page_cgroup.h b/include/linux/page_cgroup.h
index 4b938d4f3ac2..b0e4eb126236 100644
--- a/include/linux/page_cgroup.h
+++ b/include/linux/page_cgroup.h
@@ -57,6 +57,8 @@ static inline void ClearPageCgroup##uname(struct page_cgroup *pc)	\
 static inline int TestClearPageCgroup##uname(struct page_cgroup *pc)    \
         { return test_and_clear_bit(PCG_##lname, &pc->flags);  }
 
+TESTPCGFLAG(Locked, LOCK)
+
 /* Cache flag is set only once (at allocation) */
 TESTPCGFLAG(Cache, CACHE)
 CLEARPCGFLAG(Cache, CACHE)
@@ -86,11 +88,6 @@ static inline void lock_page_cgroup(struct page_cgroup *pc)
         bit_spin_lock(PCG_LOCK, &pc->flags);
 }
 
-static inline int trylock_page_cgroup(struct page_cgroup *pc)
-{
-        return bit_spin_trylock(PCG_LOCK, &pc->flags);
-}
-
 static inline void unlock_page_cgroup(struct page_cgroup *pc)
 {
         bit_spin_unlock(PCG_LOCK, &pc->flags);
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index ed5d7501e181..3c62ed408492 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -253,6 +253,8 @@ extern struct page * read_cache_page_async(struct address_space *mapping,
 extern struct page * read_cache_page(struct address_space *mapping,
                                 pgoff_t index, filler_t *filler,
                                 void *data);
+extern struct page * read_cache_page_gfp(struct address_space *mapping,
+                                pgoff_t index, gfp_t gfp_mask);
 extern int read_cache_pages(struct address_space *mapping,
                 struct list_head *pages, filler_t *filler, void *data);
 
diff --git a/include/linux/pci.h b/include/linux/pci.h
index bf1e67080849..174e5392e51e 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -243,6 +243,7 @@ struct pci_dev {
         unsigned int    d2_support:1;   /* Low power state D2 is supported */
         unsigned int    no_d1d2:1;      /* Only allow D0 and D3 */
         unsigned int    wakeup_prepared:1;
+        unsigned int    d3_delay;       /* D3->D0 transition time in ms */
 
 #ifdef CONFIG_PCIEASPM
         struct pcie_link_state  *link_state;    /* ASPM link state. */
@@ -566,6 +567,9 @@ void pcibios_align_resource(void *, struct resource *, resource_size_t,
                                 resource_size_t);
 void pcibios_update_irq(struct pci_dev *, int irq);
 
+/* Weak but can be overriden by arch */
+void pci_fixup_cardbus(struct pci_bus *);
+
 /* Generic PCI functions used internally */
 
 extern struct pci_bus *pci_find_bus(int domain, int busnr);
diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h
deleted file mode 100644
index e3fb25606706..000000000000
--- a/include/linux/perf_counter.h
+++ /dev/null
@@ -1,444 +0,0 @@
-/*
- *  NOTE: this file will be removed in a future kernel release, it is
- *  provided as a courtesy copy of user-space code that relies on the
- *  old (pre-rename) symbols and constants.
- *
- *  Performance events:
- *
- *    Copyright (C) 2008-2009, Thomas Gleixner <tglx@linutronix.de>
- *    Copyright (C) 2008-2009, Red Hat, Inc., Ingo Molnar
- *    Copyright (C) 2008-2009, Red Hat, Inc., Peter Zijlstra
- *
- *  Data type definitions, declarations, prototypes.
- *
- *    Started by: Thomas Gleixner and Ingo Molnar
- *
- *  For licencing details see kernel-base/COPYING
- */
-#ifndef _LINUX_PERF_COUNTER_H
-#define _LINUX_PERF_COUNTER_H
-
-#include <linux/types.h>
-#include <linux/ioctl.h>
-#include <asm/byteorder.h>
-
-/*
- * User-space ABI bits:
- */
-
-/*
- * attr.type
- */
-enum perf_type_id {
-        PERF_TYPE_HARDWARE                      = 0,
-        PERF_TYPE_SOFTWARE                      = 1,
-        PERF_TYPE_TRACEPOINT                    = 2,
-        PERF_TYPE_HW_CACHE                      = 3,
-        PERF_TYPE_RAW                           = 4,
-
-        PERF_TYPE_MAX,                          /* non-ABI */
-};
-
-/*
- * Generalized performance counter event types, used by the
- * attr.event_id parameter of the sys_perf_counter_open()
- * syscall:
- */
-enum perf_hw_id {
-        /*
-         * Common hardware events, generalized by the kernel:
-         */
-        PERF_COUNT_HW_CPU_CYCLES                = 0,
-        PERF_COUNT_HW_INSTRUCTIONS              = 1,
-        PERF_COUNT_HW_CACHE_REFERENCES          = 2,
-        PERF_COUNT_HW_CACHE_MISSES              = 3,
-        PERF_COUNT_HW_BRANCH_INSTRUCTIONS       = 4,
-        PERF_COUNT_HW_BRANCH_MISSES             = 5,
-        PERF_COUNT_HW_BUS_CYCLES                = 6,
-
-        PERF_COUNT_HW_MAX,                      /* non-ABI */
-};
-
-/*
- * Generalized hardware cache counters:
- *
- *       { L1-D, L1-I, LLC, ITLB, DTLB, BPU } x
- *       { read, write, prefetch } x
- *       { accesses, misses }
- */
-enum perf_hw_cache_id {
-        PERF_COUNT_HW_CACHE_L1D                 = 0,
-        PERF_COUNT_HW_CACHE_L1I                 = 1,
-        PERF_COUNT_HW_CACHE_LL                  = 2,
-        PERF_COUNT_HW_CACHE_DTLB                = 3,
-        PERF_COUNT_HW_CACHE_ITLB                = 4,
-        PERF_COUNT_HW_CACHE_BPU                 = 5,
-
-        PERF_COUNT_HW_CACHE_MAX,                /* non-ABI */
-};
-
-enum perf_hw_cache_op_id {
-        PERF_COUNT_HW_CACHE_OP_READ             = 0,
-        PERF_COUNT_HW_CACHE_OP_WRITE            = 1,
-        PERF_COUNT_HW_CACHE_OP_PREFETCH         = 2,
-
-        PERF_COUNT_HW_CACHE_OP_MAX,             /* non-ABI */
-};
-
-enum perf_hw_cache_op_result_id {
-        PERF_COUNT_HW_CACHE_RESULT_ACCESS       = 0,
-        PERF_COUNT_HW_CACHE_RESULT_MISS         = 1,
-
-        PERF_COUNT_HW_CACHE_RESULT_MAX,         /* non-ABI */
-};
-
-/*
- * Special "software" counters provided by the kernel, even if the hardware
- * does not support performance counters. These counters measure various
- * physical and sw events of the kernel (and allow the profiling of them as
- * well):
- */
-enum perf_sw_ids {
-        PERF_COUNT_SW_CPU_CLOCK                 = 0,
-        PERF_COUNT_SW_TASK_CLOCK                = 1,
-        PERF_COUNT_SW_PAGE_FAULTS               = 2,
-        PERF_COUNT_SW_CONTEXT_SWITCHES          = 3,
-        PERF_COUNT_SW_CPU_MIGRATIONS            = 4,
-        PERF_COUNT_SW_PAGE_FAULTS_MIN           = 5,
-        PERF_COUNT_SW_PAGE_FAULTS_MAJ           = 6,
-        PERF_COUNT_SW_ALIGNMENT_FAULTS          = 7,
-        PERF_COUNT_SW_EMULATION_FAULTS          = 8,
-
-        PERF_COUNT_SW_MAX,                      /* non-ABI */
-};
-
-/*
- * Bits that can be set in attr.sample_type to request information
- * in the overflow packets.
- */
-enum perf_counter_sample_format {
-        PERF_SAMPLE_IP                          = 1U << 0,
-        PERF_SAMPLE_TID                         = 1U << 1,
-        PERF_SAMPLE_TIME                        = 1U << 2,
-        PERF_SAMPLE_ADDR                        = 1U << 3,
-        PERF_SAMPLE_READ                        = 1U << 4,
-        PERF_SAMPLE_CALLCHAIN                   = 1U << 5,
-        PERF_SAMPLE_ID                          = 1U << 6,
-        PERF_SAMPLE_CPU                         = 1U << 7,
-        PERF_SAMPLE_PERIOD                      = 1U << 8,
-        PERF_SAMPLE_STREAM_ID                   = 1U << 9,
-        PERF_SAMPLE_RAW                         = 1U << 10,
-
-        PERF_SAMPLE_MAX = 1U << 11,             /* non-ABI */
-};
-
-/*
- * The format of the data returned by read() on a perf counter fd,
- * as specified by attr.read_format:
- *
- * struct read_format {
- *      { u64           value;
- *        { u64         time_enabled; } && PERF_FORMAT_ENABLED
- *        { u64         time_running; } && PERF_FORMAT_RUNNING
- *        { u64         id;           } && PERF_FORMAT_ID
- *      } && !PERF_FORMAT_GROUP
- *
- *      { u64           nr;
- *        { u64         time_enabled; } && PERF_FORMAT_ENABLED
- *        { u64         time_running; } && PERF_FORMAT_RUNNING
- *        { u64         value;
- *          { u64       id;           } && PERF_FORMAT_ID
- *        }             cntr[nr];
- *      } && PERF_FORMAT_GROUP
- * };
- */
-enum perf_counter_read_format {
-        PERF_FORMAT_TOTAL_TIME_ENABLED          = 1U << 0,
-        PERF_FORMAT_TOTAL_TIME_RUNNING          = 1U << 1,
-        PERF_FORMAT_ID                          = 1U << 2,
-        PERF_FORMAT_GROUP                       = 1U << 3,
-
-        PERF_FORMAT_MAX = 1U << 4,              /* non-ABI */
-};
-
-#define PERF_ATTR_SIZE_VER0     64      /* sizeof first published struct */
-
-/*
- * Hardware event to monitor via a performance monitoring counter:
- */
-struct perf_counter_attr {
-
-        /*
-         * Major type: hardware/software/tracepoint/etc.
-         */
-        __u32                   type;
-
-        /*
-         * Size of the attr structure, for fwd/bwd compat.
-         */
-        __u32                   size;
-
-        /*
-         * Type specific configuration information.
-         */
-        __u64                   config;
-
-        union {
-                __u64           sample_period;
-                __u64           sample_freq;
-        };
-
-        __u64                   sample_type;
-        __u64                   read_format;
-
-        __u64                   disabled       :  1, /* off by default        */
-                                inherit        :  1, /* children inherit it   */
-                                pinned         :  1, /* must always be on PMU */
-                                exclusive      :  1, /* only group on PMU     */
-                                exclude_user   :  1, /* don't count user      */
-                                exclude_kernel :  1, /* ditto kernel          */
-                                exclude_hv     :  1, /* ditto hypervisor      */
-                                exclude_idle   :  1, /* don't count when idle */
-                                mmap           :  1, /* include mmap data     */
-                                comm           :  1, /* include comm data     */
-                                freq           :  1, /* use freq, not period  */
-                                inherit_stat   :  1, /* per task counts       */
-                                enable_on_exec :  1, /* next exec enables     */
-                                task           :  1, /* trace fork/exit       */
-                                watermark      :  1, /* wakeup_watermark      */
-
-                                __reserved_1   : 49;
-
-        union {
-                __u32           wakeup_events;    /* wakeup every n events */
-                __u32           wakeup_watermark; /* bytes before wakeup   */
-        };
-        __u32                   __reserved_2;
-
-        __u64                   __reserved_3;
-};
-
-/*
- * Ioctls that can be done on a perf counter fd:
- */
-#define PERF_COUNTER_IOC_ENABLE         _IO ('$', 0)
-#define PERF_COUNTER_IOC_DISABLE        _IO ('$', 1)
-#define PERF_COUNTER_IOC_REFRESH        _IO ('$', 2)
-#define PERF_COUNTER_IOC_RESET          _IO ('$', 3)
-#define PERF_COUNTER_IOC_PERIOD         _IOW('$', 4, u64)
-#define PERF_COUNTER_IOC_SET_OUTPUT     _IO ('$', 5)
-#define PERF_COUNTER_IOC_SET_FILTER     _IOW('$', 6, char *)
-
-enum perf_counter_ioc_flags {
-        PERF_IOC_FLAG_GROUP             = 1U << 0,
-};
-
-/*
- * Structure of the page that can be mapped via mmap
- */
-struct perf_counter_mmap_page {
-        __u32   version;                /* version number of this structure */
-        __u32   compat_version;         /* lowest version this is compat with */
-
-        /*
-         * Bits needed to read the hw counters in user-space.
-         *
-         *   u32 seq;
-         *   s64 count;
-         *
-         *   do {
-         *     seq = pc->lock;
-         *
-         *     barrier()
-         *     if (pc->index) {
-         *       count = pmc_read(pc->index - 1);
-         *       count += pc->offset;
-         *     } else
-         *       goto regular_read;
-         *
-         *     barrier();
-         *   } while (pc->lock != seq);
-         *
-         * NOTE: for obvious reason this only works on self-monitoring
-         *       processes.
-         */
-        __u32   lock;                   /* seqlock for synchronization */
-        __u32   index;                  /* hardware counter identifier */
-        __s64   offset;                 /* add to hardware counter value */
-        __u64   time_enabled;           /* time counter active */
-        __u64   time_running;           /* time counter on cpu */
-
-                /*
-                 * Hole for extension of the self monitor capabilities
-                 */
-
-        __u64   __reserved[123];        /* align to 1k */
-
-        /*
-         * Control data for the mmap() data buffer.
-         *
-         * User-space reading the @data_head value should issue an rmb(), on
-         * SMP capable platforms, after reading this value -- see
-         * perf_counter_wakeup().
-         *
-         * When the mapping is PROT_WRITE the @data_tail value should be
-         * written by userspace to reflect the last read data. In this case
-         * the kernel will not over-write unread data.
-         */
-        __u64   data_head;              /* head in the data section */
-        __u64   data_tail;              /* user-space written tail */
-};
-
-#define PERF_EVENT_MISC_CPUMODE_MASK            (3 << 0)
-#define PERF_EVENT_MISC_CPUMODE_UNKNOWN         (0 << 0)
-#define PERF_EVENT_MISC_KERNEL                  (1 << 0)
-#define PERF_EVENT_MISC_USER                    (2 << 0)
-#define PERF_EVENT_MISC_HYPERVISOR              (3 << 0)
-
-struct perf_event_header {
-        __u32   type;
-        __u16   misc;
-        __u16   size;
-};
-
-enum perf_event_type {
-
-        /*
-         * The MMAP events record the PROT_EXEC mappings so that we can
-         * correlate userspace IPs to code. They have the following structure:
-         *
-         * struct {
-         *      struct perf_event_header        header;
-         *
-         *      u32                             pid, tid;
-         *      u64                             addr;
-         *      u64                             len;
-         *      u64                             pgoff;
-         *      char                            filename[];
-         * };
-         */
-        PERF_EVENT_MMAP                 = 1,
-
-        /*
-         * struct {
-         *      struct perf_event_header        header;
-         *      u64                             id;
-         *      u64                             lost;
-         * };
-         */
-        PERF_EVENT_LOST                 = 2,
-
-        /*
-         * struct {
-         *      struct perf_event_header        header;
-         *
-         *      u32                             pid, tid;
-         *      char                            comm[];
-         * };
-         */
-        PERF_EVENT_COMM                 = 3,
-
-        /*
-         * struct {
-         *      struct perf_event_header        header;
-         *      u32                             pid, ppid;
-         *      u32                             tid, ptid;
-         *      u64                             time;
-         * };
-         */
-        PERF_EVENT_EXIT                 = 4,
-
-        /*
-         * struct {
-         *      struct perf_event_header        header;
-         *      u64                             time;
-         *      u64                             id;
-         *      u64                             stream_id;
-         * };
-         */
-        PERF_EVENT_THROTTLE             = 5,
-        PERF_EVENT_UNTHROTTLE           = 6,
-
-        /*
-         * struct {
-         *      struct perf_event_header        header;
-         *      u32                             pid, ppid;
-         *      u32                             tid, ptid;
-         *      u64                             time;
-         * };
-         */
-        PERF_EVENT_FORK                 = 7,
-
-        /*
-         * struct {
-         *      struct perf_event_header        header;
-         *      u32                             pid, tid;
-         *
-         *      struct read_format              values;
-         * };
-         */
-        PERF_EVENT_READ                 = 8,
-
-        /*
-         * struct {
-         *      struct perf_event_header        header;
-         *
-         *      { u64                   ip;       } && PERF_SAMPLE_IP
-         *      { u32                   pid, tid; } && PERF_SAMPLE_TID
-         *      { u64                   time;     } && PERF_SAMPLE_TIME
-         *      { u64                   addr;     } && PERF_SAMPLE_ADDR
-         *      { u64                   id;       } && PERF_SAMPLE_ID
-         *      { u64                   stream_id;} && PERF_SAMPLE_STREAM_ID
-         *      { u32                   cpu, res; } && PERF_SAMPLE_CPU
-         *      { u64                   period;   } && PERF_SAMPLE_PERIOD
-         *
-         *      { struct read_format    values;   } && PERF_SAMPLE_READ
-         *
-         *      { u64                   nr,
-         *        u64                   ips[nr];  } && PERF_SAMPLE_CALLCHAIN
-         *
-         *      #
-         *      # The RAW record below is opaque data wrt the ABI
-         *      #
-         *      # That is, the ABI doesn't make any promises wrt to
-         *      # the stability of its content, it may vary depending
-         *      # on event, hardware, kernel version and phase of
-         *      # the moon.
-         *      #
-         *      # In other words, PERF_SAMPLE_RAW contents are not an ABI.
-         *      #
-         *
-         *      { u32                   size;
-         *        char                  data[size];}&& PERF_SAMPLE_RAW
-         * };
-         */
-        PERF_EVENT_SAMPLE               = 9,
-
-        PERF_EVENT_MAX,                 /* non-ABI */
-};
-
-enum perf_callchain_context {
-        PERF_CONTEXT_HV                 = (__u64)-32,
-        PERF_CONTEXT_KERNEL             = (__u64)-128,
-        PERF_CONTEXT_USER               = (__u64)-512,
-
-        PERF_CONTEXT_GUEST              = (__u64)-2048,
-        PERF_CONTEXT_GUEST_KERNEL       = (__u64)-2176,
-        PERF_CONTEXT_GUEST_USER         = (__u64)-2560,
-
-        PERF_CONTEXT_MAX                = (__u64)-4095,
-};
-
-#define PERF_FLAG_FD_NO_GROUP           (1U << 0)
-#define PERF_FLAG_FD_OUTPUT             (1U << 1)
-
-/*
- * In case some app still references the old symbols:
- */
-
-#define __NR_perf_counter_open          __NR_perf_event_open
-
-#define PR_TASK_PERF_COUNTERS_DISABLE   PR_TASK_PERF_EVENTS_DISABLE
-#define PR_TASK_PERF_COUNTERS_ENABLE    PR_TASK_PERF_EVENTS_ENABLE
-
-#endif /* _LINUX_PERF_COUNTER_H */
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 64a53f74c9a9..8fa71874113f 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -211,17 +211,11 @@ struct perf_event_attr {
                 __u32           wakeup_watermark; /* bytes before wakeup   */
         };
 
-        struct { /* Hardware breakpoint info */
-                __u64           bp_addr;
-                __u32           bp_type;
-                __u32           bp_len;
-                __u64           __bp_reserved_1;
-                __u64           __bp_reserved_2;
-        };
-
         __u32                   __reserved_2;
 
-        __u64                   __reserved_3;
+        __u64                   bp_addr;
+        __u32                   bp_type;
+        __u32                   bp_len;
 };
 
 /*
@@ -681,7 +675,7 @@ struct perf_event_context {
          * Protect the states of the events in the list,
          * nr_active, and the list:
          */
-        spinlock_t                      lock;
+        raw_spinlock_t                  lock;
         /*
          * Protect the list of events.  Locking either mutex or lock
          * is sufficient to ensure the list doesn't change; to change
@@ -820,9 +814,14 @@ extern int perf_event_overflow(struct perf_event *event, int nmi,
  */
 static inline int is_software_event(struct perf_event *event)
 {
-        return (event->attr.type != PERF_TYPE_RAW) &&
-                (event->attr.type != PERF_TYPE_HARDWARE) &&
-                (event->attr.type != PERF_TYPE_HW_CACHE);
+        switch (event->attr.type) {
+        case PERF_TYPE_SOFTWARE:
+        case PERF_TYPE_TRACEPOINT:
+        /* for now the breakpoint stuff also works as software event */
+        case PERF_TYPE_BREAKPOINT:
+                return 1;
+        }
+        return 0;
 }
 
 extern atomic_t perf_swevent_enabled[PERF_COUNT_SW_MAX];
diff --git a/include/linux/phy.h b/include/linux/phy.h
index b1368b8f6572..6a7eb402165d 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -447,6 +447,7 @@ struct phy_device* get_phy_device(struct mii_bus *bus, int addr);
 int phy_device_register(struct phy_device *phy);
 int phy_clear_interrupt(struct phy_device *phydev);
 int phy_config_interrupt(struct phy_device *phydev, u32 interrupts);
+int phy_init_hw(struct phy_device *phydev);
 int phy_attach_direct(struct net_device *dev, struct phy_device *phydev,
                 u32 flags, phy_interface_t interface);
 struct phy_device * phy_attach(struct net_device *dev,
@@ -484,6 +485,7 @@ void phy_driver_unregister(struct phy_driver *drv);
 int phy_driver_register(struct phy_driver *new_driver);
 void phy_prepare_link(struct phy_device *phydev,
                 void (*adjust_link)(struct net_device *));
+void phy_state_machine(struct work_struct *work);
 void phy_start_machine(struct phy_device *phydev,
                 void (*handler)(struct net_device *));
 void phy_stop_machine(struct phy_device *phydev);
diff --git a/include/linux/plist.h b/include/linux/plist.h
index 45926d77d6ac..8227f717c70f 100644
--- a/include/linux/plist.h
+++ b/include/linux/plist.h
@@ -81,7 +81,8 @@ struct plist_head {
         struct list_head prio_list;
         struct list_head node_list;
 #ifdef CONFIG_DEBUG_PI_LIST
-        spinlock_t *lock;
+        raw_spinlock_t *rawlock;
+        spinlock_t *spinlock;
 #endif
 };
 
@@ -91,9 +92,11 @@ struct plist_node {
 };
 
 #ifdef CONFIG_DEBUG_PI_LIST
-# define PLIST_HEAD_LOCK_INIT(_lock)    .lock = _lock
+# define PLIST_HEAD_LOCK_INIT(_lock)            .spinlock = _lock
+# define PLIST_HEAD_LOCK_INIT_RAW(_lock)        .rawlock = _lock
 #else
 # define PLIST_HEAD_LOCK_INIT(_lock)
+# define PLIST_HEAD_LOCK_INIT_RAW(_lock)
 #endif
 
 #define _PLIST_HEAD_INIT(head)                          \
@@ -107,11 +110,22 @@ struct plist_node {
  */
 #define PLIST_HEAD_INIT(head, _lock)                    \
 {                                                       \
-        _PLIST_HEAD_INIT(head),                         \
+        _PLIST_HEAD_INIT(head),                         \
         PLIST_HEAD_LOCK_INIT(&(_lock))                  \
 }
 
 /**
+ * PLIST_HEAD_INIT_RAW - static struct plist_head initializer
+ * @head:       struct plist_head variable name
+ * @_lock:      lock to initialize for this list
+ */
+#define PLIST_HEAD_INIT_RAW(head, _lock)                \
+{                                                       \
+        _PLIST_HEAD_INIT(head),                         \
+        PLIST_HEAD_LOCK_INIT_RAW(&(_lock))              \
+}
+
+/**
  * PLIST_NODE_INIT - static struct plist_node initializer
  * @node:       struct plist_node variable name
  * @__prio:     initial node priority
@@ -119,13 +133,13 @@ struct plist_node {
 #define PLIST_NODE_INIT(node, __prio)                   \
 {                                                       \
         .prio  = (__prio),                              \
-        .plist = { _PLIST_HEAD_INIT((node).plist) },    \
+        .plist = { _PLIST_HEAD_INIT((node).plist) },    \
 }
 
 /**
  * plist_head_init - dynamic struct plist_head initializer
  * @head:       &struct plist_head pointer
- * @lock:       list spinlock, remembered for debugging
+ * @lock:       spinlock protecting the list (debugging)
  */
 static inline void
 plist_head_init(struct plist_head *head, spinlock_t *lock)
@@ -133,7 +147,24 @@ plist_head_init(struct plist_head *head, spinlock_t *lock)
         INIT_LIST_HEAD(&head->prio_list);
         INIT_LIST_HEAD(&head->node_list);
 #ifdef CONFIG_DEBUG_PI_LIST
-        head->lock = lock;
+        head->spinlock = lock;
+        head->rawlock = NULL;
+#endif
+}
+
+/**
+ * plist_head_init_raw - dynamic struct plist_head initializer
+ * @head:       &struct plist_head pointer
+ * @lock:       raw_spinlock protecting the list (debugging)
+ */
+static inline void
+plist_head_init_raw(struct plist_head *head, raw_spinlock_t *lock)
+{
+        INIT_LIST_HEAD(&head->prio_list);
+        INIT_LIST_HEAD(&head->node_list);
+#ifdef CONFIG_DEBUG_PI_LIST
+        head->rawlock = lock;
+        head->spinlock = NULL;
 #endif
 }
 
diff --git a/include/linux/pm.h b/include/linux/pm.h
index 0d65934246af..198b8f9fe05e 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -219,7 +219,7 @@ struct dev_pm_ops {
  * to RAM and hibernation.
  */
 #define SIMPLE_DEV_PM_OPS(name, suspend_fn, resume_fn) \
-struct dev_pm_ops name = { \
+const struct dev_pm_ops name = { \
         .suspend = suspend_fn, \
         .resume = resume_fn, \
         .freeze = suspend_fn, \
diff --git a/include/linux/pnp.h b/include/linux/pnp.h
index fddfafaed024..7c4193eb0072 100644
--- a/include/linux/pnp.h
+++ b/include/linux/pnp.h
@@ -334,6 +334,19 @@ extern struct pnp_protocol pnpbios_protocol;
 #define pnp_device_is_pnpbios(dev) 0
 #endif
 
+#ifdef CONFIG_PNPACPI
+extern struct pnp_protocol pnpacpi_protocol;
+
+static inline struct acpi_device *pnp_acpi_device(struct pnp_dev *dev)
+{
+        if (dev->protocol == &pnpacpi_protocol)
+                return dev->data;
+        return NULL;
+}
+#else
+#define pnp_acpi_device(dev) 0
+#endif
+
 /* status */
 #define PNP_READY               0x0000
 #define PNP_ATTACHED            0x0001
diff --git a/include/linux/poison.h b/include/linux/poison.h
index 7fc194aef8c2..2110a81c5e2a 100644
--- a/include/linux/poison.h
+++ b/include/linux/poison.h
@@ -2,13 +2,25 @@
 #define _LINUX_POISON_H
 
 /********** include/linux/list.h **********/
+
+/*
+ * Architectures might want to move the poison pointer offset
+ * into some well-recognized area such as 0xdead000000000000,
+ * that is also not mappable by user-space exploits:
+ */
+#ifdef CONFIG_ILLEGAL_POINTER_VALUE
+# define POISON_POINTER_DELTA _AC(CONFIG_ILLEGAL_POINTER_VALUE, UL)
+#else
+# define POISON_POINTER_DELTA 0
+#endif
+
 /*
  * These are non-NULL pointers that will result in page faults
  * under normal circumstances, used to verify that nobody uses
  * non-initialized list entries.
  */
-#define LIST_POISON1  ((void *) 0x00100100)
-#define LIST_POISON2  ((void *) 0x00200200)
+#define LIST_POISON1  ((void *) 0x00100100 + POISON_POINTER_DELTA)
+#define LIST_POISON2  ((void *) 0x00200200 + POISON_POINTER_DELTA)
 
 /********** include/linux/timer.h **********/
 /*
diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h
index 7456d7d87a19..56f2d63a5cbb 100644
--- a/include/linux/ptrace.h
+++ b/include/linux/ptrace.h
@@ -105,12 +105,7 @@ static inline int ptrace_reparented(struct task_struct *child)
 {
         return child->real_parent != child->parent;
 }
-static inline void ptrace_link(struct task_struct *child,
-                               struct task_struct *new_parent)
-{
-        if (unlikely(child->ptrace))
-                __ptrace_link(child, new_parent);
-}
+
 static inline void ptrace_unlink(struct task_struct *child)
 {
         if (unlikely(child->ptrace))
@@ -169,9 +164,9 @@ static inline void ptrace_init_task(struct task_struct *child, bool ptrace)
         INIT_LIST_HEAD(&child->ptraced);
         child->parent = child->real_parent;
         child->ptrace = 0;
-        if (unlikely(ptrace)) {
+        if (unlikely(ptrace) && (current->ptrace & PT_PTRACED)) {
                 child->ptrace = current->ptrace;
-                ptrace_link(child, current->parent);
+                __ptrace_link(child, current->parent);
         }
 }
 
@@ -278,6 +273,18 @@ static inline void user_enable_block_step(struct task_struct *task)
 }
 #endif  /* arch_has_block_step */
 
+#ifdef ARCH_HAS_USER_SINGLE_STEP_INFO
+extern void user_single_step_siginfo(struct task_struct *tsk,
+                                struct pt_regs *regs, siginfo_t *info);
+#else
+static inline void user_single_step_siginfo(struct task_struct *tsk,
+                                struct pt_regs *regs, siginfo_t *info)
+{
+        memset(info, 0, sizeof(*info));
+        info->si_signo = SIGTRAP;
+}
+#endif
+
 #ifndef arch_ptrace_stop_needed
 /**
  * arch_ptrace_stop_needed - Decide whether arch_ptrace_stop() should be called
diff --git a/include/linux/pwm_backlight.h b/include/linux/pwm_backlight.h
index 7a9754c96775..01b3d759f1fc 100644
--- a/include/linux/pwm_backlight.h
+++ b/include/linux/pwm_backlight.h
@@ -10,7 +10,7 @@ struct platform_pwm_backlight_data {
         unsigned int dft_brightness;
         unsigned int pwm_period_ns;
         int (*init)(struct device *dev);
-        int (*notify)(int brightness);
+        int (*notify)(struct device *dev, int brightness);
         void (*exit)(struct device *dev);
 };
 
diff --git a/include/linux/quota.h b/include/linux/quota.h
index e70e62194243..a6861f117480 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -315,8 +315,9 @@ struct dquot_operations {
         int (*claim_space) (struct inode *, qsize_t);
         /* release rsved quota for delayed alloc */
         void (*release_rsv) (struct inode *, qsize_t);
-        /* get reserved quota for delayed alloc */
-        qsize_t (*get_reserved_space) (struct inode *);
+        /* get reserved quota for delayed alloc, value returned is managed by
+         * quota code only */
+        qsize_t *(*get_reserved_space) (struct inode *);
 };
 
 /* Operations handling requests from userspace */
diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h
index c4ba9a78721e..96cc307ed9f4 100644
--- a/include/linux/rcutiny.h
+++ b/include/linux/rcutiny.h
@@ -101,4 +101,9 @@ static inline void exit_rcu(void)
 {
 }
 
+static inline int rcu_preempt_depth(void)
+{
+        return 0;
+}
+
 #endif /* __LINUX_RCUTINY_H */
diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h
index c93eee5911b0..8044b1b94333 100644
--- a/include/linux/rcutree.h
+++ b/include/linux/rcutree.h
@@ -45,6 +45,12 @@ extern void __rcu_read_unlock(void);
 extern void synchronize_rcu(void);
 extern void exit_rcu(void);
 
+/*
+ * Defined as macro as it is a very low level header
+ * included from areas that don't even know about current
+ */
+#define rcu_preempt_depth() (current->rcu_read_lock_nesting)
+
 #else /* #ifdef CONFIG_TREE_PREEMPT_RCU */
 
 static inline void __rcu_read_lock(void)
@@ -63,6 +69,11 @@ static inline void exit_rcu(void)
 {
 }
 
+static inline int rcu_preempt_depth(void)
+{
+        return 0;
+}
+
 #endif /* #else #ifdef CONFIG_TREE_PREEMPT_RCU */
 
 static inline void __rcu_read_lock_bh(void)
diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h
index 490c5b37b6d7..030d92255c7a 100644
--- a/include/linux/regulator/consumer.h
+++ b/include/linux/regulator/consumer.h
@@ -35,6 +35,8 @@
 #ifndef __LINUX_REGULATOR_CONSUMER_H_
 #define __LINUX_REGULATOR_CONSUMER_H_
 
+#include <linux/device.h>
+
 /*
  * Regulator operating modes.
  *
diff --git a/include/linux/regulator/machine.h b/include/linux/regulator/machine.h
index 87f5f176d4ef..234a8476cba8 100644
--- a/include/linux/regulator/machine.h
+++ b/include/linux/regulator/machine.h
@@ -43,16 +43,20 @@ struct regulator;
 /**
  * struct regulator_state - regulator state during low power system states
  *
- * This describes a regulators state during a system wide low power state.
+ * This describes a regulators state during a system wide low power
+ * state.  One of enabled or disabled must be set for the
+ * configuration to be applied.
  *
  * @uV: Operating voltage during suspend.
  * @mode: Operating mode during suspend.
  * @enabled: Enabled during suspend.
+ * @disabled: Disabled during suspend.
  */
 struct regulator_state {
         int uV; /* suspend voltage */
         unsigned int mode; /* suspend regulator operating mode */
         int enabled; /* is regulator enabled in this suspend state */
+        int disabled; /* is the regulator disbled in this suspend state */
 };
 
 /**
diff --git a/include/linux/regulator/max8660.h b/include/linux/regulator/max8660.h
new file mode 100644
index 000000000000..9936763621c7
--- /dev/null
+++ b/include/linux/regulator/max8660.h
@@ -0,0 +1,57 @@
+/*
+ * max8660.h  --  Voltage regulation for the Maxim 8660/8661
+ *
+ * Copyright (C) 2009 Wolfram Sang, Pengutronix e.K.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __LINUX_REGULATOR_MAX8660_H
+#define __LINUX_REGULATOR_MAX8660_H
+
+#include <linux/regulator/machine.h>
+
+enum {
+        MAX8660_V3,
+        MAX8660_V4,
+        MAX8660_V5,
+        MAX8660_V6,
+        MAX8660_V7,
+        MAX8660_V_END,
+};
+
+/**
+ * max8660_subdev_data - regulator subdev data
+ * @id: regulator id
+ * @name: regulator name
+ * @platform_data: regulator init data
+ */
+struct max8660_subdev_data {
+        int                             id;
+        char                            *name;
+        struct regulator_init_data      *platform_data;
+};
+
+/**
+ * max8660_platform_data - platform data for max8660
+ * @num_subdevs: number of regulators used
+ * @subdevs: pointer to regulators used
+ * @en34_is_high: if EN34 is driven high, regulators cannot be en-/disabled.
+ */
+struct max8660_platform_data {
+        int num_subdevs;
+        struct max8660_subdev_data *subdevs;
+        unsigned en34_is_high:1;
+};
+#endif
diff --git a/include/linux/reiserfs_fs.h b/include/linux/reiserfs_fs.h
index a05b4a20768d..1ba3cf6edfbb 100644
--- a/include/linux/reiserfs_fs.h
+++ b/include/linux/reiserfs_fs.h
@@ -62,6 +62,12 @@ void reiserfs_write_unlock(struct super_block *s);
 int reiserfs_write_lock_once(struct super_block *s);
 void reiserfs_write_unlock_once(struct super_block *s, int lock_depth);
 
+#ifdef CONFIG_REISERFS_CHECK
+void reiserfs_lock_check_recursive(struct super_block *s);
+#else
+static inline void reiserfs_lock_check_recursive(struct super_block *s) { }
+#endif
+
 /*
  * Several mutexes depend on the write lock.
  * However sometimes we want to relax the write lock while we hold
@@ -92,11 +98,31 @@ void reiserfs_write_unlock_once(struct super_block *s, int lock_depth);
 static inline void reiserfs_mutex_lock_safe(struct mutex *m,
                                struct super_block *s)
 {
+        reiserfs_lock_check_recursive(s);
         reiserfs_write_unlock(s);
         mutex_lock(m);
         reiserfs_write_lock(s);
 }
 
+static inline void
+reiserfs_mutex_lock_nested_safe(struct mutex *m, unsigned int subclass,
+                               struct super_block *s)
+{
+        reiserfs_lock_check_recursive(s);
+        reiserfs_write_unlock(s);
+        mutex_lock_nested(m, subclass);
+        reiserfs_write_lock(s);
+}
+
+static inline void
+reiserfs_down_read_safe(struct rw_semaphore *sem, struct super_block *s)
+{
+        reiserfs_lock_check_recursive(s);
+        reiserfs_write_unlock(s);
+        down_read(sem);
+        reiserfs_write_lock(s);
+}
+
 /*
  * When we schedule, we usually want to also release the write lock,
  * according to the previous bkl based locking scheme of reiserfs.
@@ -2051,25 +2077,12 @@ void set_de_name_and_namelen(struct reiserfs_dir_entry *de);
 int search_by_entry_key(struct super_block *sb, const struct cpu_key *key,
                         struct treepath *path, struct reiserfs_dir_entry *de);
 struct dentry *reiserfs_get_parent(struct dentry *);
-/* procfs.c */
-
-#if defined( CONFIG_PROC_FS ) && defined( CONFIG_REISERFS_PROC_INFO )
-#define REISERFS_PROC_INFO
-#else
-#undef REISERFS_PROC_INFO
-#endif
 
+#ifdef CONFIG_REISERFS_PROC_INFO
 int reiserfs_proc_info_init(struct super_block *sb);
 int reiserfs_proc_info_done(struct super_block *sb);
-struct proc_dir_entry *reiserfs_proc_register_global(char *name,
-                                                     read_proc_t * func);
-void reiserfs_proc_unregister_global(const char *name);
 int reiserfs_proc_info_global_init(void);
 int reiserfs_proc_info_global_done(void);
-int reiserfs_global_version_in_proc(char *buffer, char **start, off_t offset,
-                                    int count, int *eof, void *data);
-
-#if defined( REISERFS_PROC_INFO )
 
 #define PROC_EXP( e )   e
 
@@ -2084,6 +2097,26 @@ int reiserfs_global_version_in_proc(char *buffer, char **start, off_t offset,
     PROC_INFO_ADD( sb, free_at[ ( level ) ], B_FREE_SPACE( bh ) );      \
     PROC_INFO_ADD( sb, items_at[ ( level ) ], B_NR_ITEMS( bh ) )
 #else
+static inline int reiserfs_proc_info_init(struct super_block *sb)
+{
+        return 0;
+}
+
+static inline int reiserfs_proc_info_done(struct super_block *sb)
+{
+        return 0;
+}
+
+static inline int reiserfs_proc_info_global_init(void)
+{
+        return 0;
+}
+
+static inline int reiserfs_proc_info_global_done(void)
+{
+        return 0;
+}
+
 #define PROC_EXP( e )
 #define VOID_V ( ( void ) 0 )
 #define PROC_INFO_MAX( sb, field, value ) VOID_V
diff --git a/include/linux/resource.h b/include/linux/resource.h
index 40fc7e626082..f1e914eefeab 100644
--- a/include/linux/resource.h
+++ b/include/linux/resource.h
@@ -3,8 +3,6 @@
 
 #include <linux/time.h>
 
-struct task_struct;
-
 /*
  * Resource control/accounting header file for linux
  */
@@ -70,6 +68,12 @@ struct rlimit {
  */
 #include <asm/resource.h>
 
+#ifdef __KERNEL__
+
+struct task_struct;
+
 int getrusage(struct task_struct *p, int who, struct rusage __user *ru);
 
+#endif /* __KERNEL__ */
+
 #endif
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index cb0ba7032609..b019ae64e2ab 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -26,6 +26,9 @@
  */
 struct anon_vma {
         spinlock_t lock;        /* Serialize access to vma list */
+#ifdef CONFIG_KSM
+        atomic_t ksm_refcount;
+#endif
         /*
          * NOTE: the LSB of the head.next is set by
          * mm_take_all_locks() _after_ taking the above lock. So the
@@ -38,6 +41,34 @@ struct anon_vma {
 };
 
 #ifdef CONFIG_MMU
+#ifdef CONFIG_KSM
+static inline void ksm_refcount_init(struct anon_vma *anon_vma)
+{
+        atomic_set(&anon_vma->ksm_refcount, 0);
+}
+
+static inline int ksm_refcount(struct anon_vma *anon_vma)
+{
+        return atomic_read(&anon_vma->ksm_refcount);
+}
+#else
+static inline void ksm_refcount_init(struct anon_vma *anon_vma)
+{
+}
+
+static inline int ksm_refcount(struct anon_vma *anon_vma)
+{
+        return 0;
+}
+#endif /* CONFIG_KSM */
+
+static inline struct anon_vma *page_anon_vma(struct page *page)
+{
+        if (((unsigned long)page->mapping & PAGE_MAPPING_FLAGS) !=
+                                            PAGE_MAPPING_ANON)
+                return NULL;
+        return page_rmapping(page);
+}
 
 static inline void anon_vma_lock(struct vm_area_struct *vma)
 {
@@ -62,6 +93,7 @@ void __anon_vma_merge(struct vm_area_struct *, struct vm_area_struct *);
 void anon_vma_unlink(struct vm_area_struct *);
 void anon_vma_link(struct vm_area_struct *);
 void __anon_vma_link(struct vm_area_struct *);
+void anon_vma_free(struct anon_vma *);
 
 /*
  * rmap interfaces called when adding or removing pte of page
@@ -81,6 +113,9 @@ static inline void page_dup_rmap(struct page *page)
  */
 int page_referenced(struct page *, int is_locked,
                         struct mem_cgroup *cnt, unsigned long *vm_flags);
+int page_referenced_one(struct page *, struct vm_area_struct *,
+        unsigned long address, unsigned int *mapcount, unsigned long *vm_flags);
+
 enum ttu_flags {
         TTU_UNMAP = 0,                  /* unmap mode */
         TTU_MIGRATION = 1,              /* migration mode */
@@ -94,6 +129,8 @@ enum ttu_flags {
 #define TTU_ACTION(x) ((x) & TTU_ACTION_MASK)
 
 int try_to_unmap(struct page *, enum ttu_flags flags);
+int try_to_unmap_one(struct page *, struct vm_area_struct *,
+                        unsigned long address, enum ttu_flags flags);
 
 /*
  * Called from mm/filemap_xip.c to unmap empty zero page
@@ -127,6 +164,12 @@ struct anon_vma *page_lock_anon_vma(struct page *page);
 void page_unlock_anon_vma(struct anon_vma *anon_vma);
 int page_mapped_in_vma(struct page *page, struct vm_area_struct *vma);
 
+/*
+ * Called by migrate.c to remove migration ptes, but might be used more later.
+ */
+int rmap_walk(struct page *page, int (*rmap_one)(struct page *,
+                struct vm_area_struct *, unsigned long, void *), void *arg);
+
 #else   /* !CONFIG_MMU */
 
 #define anon_vma_init()         do {} while (0)
diff --git a/include/linux/rtmutex.h b/include/linux/rtmutex.h
index f19b00b7d530..281d8fd775e8 100644
--- a/include/linux/rtmutex.h
+++ b/include/linux/rtmutex.h
@@ -24,7 +24,7 @@
  * @owner:      the mutex owner
  */
 struct rt_mutex {
-        spinlock_t              wait_lock;
+        raw_spinlock_t          wait_lock;
         struct plist_head       wait_list;
         struct task_struct      *owner;
 #ifdef CONFIG_DEBUG_RT_MUTEXES
@@ -63,8 +63,8 @@ struct hrtimer_sleeper;
 #endif
 
 #define __RT_MUTEX_INITIALIZER(mutexname) \
-        { .wait_lock = __SPIN_LOCK_UNLOCKED(mutexname.wait_lock) \
-        , .wait_list = PLIST_HEAD_INIT(mutexname.wait_list, mutexname.wait_lock) \
+        { .wait_lock = __RAW_SPIN_LOCK_UNLOCKED(mutexname.wait_lock) \
+        , .wait_list = PLIST_HEAD_INIT_RAW(mutexname.wait_list, mutexname.wait_lock) \
         , .owner = NULL \
         __DEBUG_RT_MUTEX_INITIALIZER(mutexname)}
 
diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h
index 14fc906ed602..05330fc5b436 100644
--- a/include/linux/rtnetlink.h
+++ b/include/linux/rtnetlink.h
@@ -368,11 +368,9 @@ enum {
 #define RTAX_MAX (__RTAX_MAX - 1)
 
 #define RTAX_FEATURE_ECN        0x00000001
-#define RTAX_FEATURE_NO_SACK    0x00000002
-#define RTAX_FEATURE_NO_TSTAMP  0x00000004
+#define RTAX_FEATURE_SACK       0x00000002
+#define RTAX_FEATURE_TIMESTAMP  0x00000004
 #define RTAX_FEATURE_ALLFRAG    0x00000008
-#define RTAX_FEATURE_NO_WSCALE  0x00000010
-#define RTAX_FEATURE_NO_DSACK   0x00000020
 
 struct rta_session {
         __u8    proto;
diff --git a/include/linux/rwlock.h b/include/linux/rwlock.h
new file mode 100644
index 000000000000..71e0b00b6f2c
--- /dev/null
+++ b/include/linux/rwlock.h
@@ -0,0 +1,125 @@
+#ifndef __LINUX_RWLOCK_H
+#define __LINUX_RWLOCK_H
+
+#ifndef __LINUX_SPINLOCK_H
+# error "please don't include this file directly"
+#endif
+
+/*
+ * rwlock related methods
+ *
+ * split out from spinlock.h
+ *
+ * portions Copyright 2005, Red Hat, Inc., Ingo Molnar
+ * Released under the General Public License (GPL).
+ */
+
+#ifdef CONFIG_DEBUG_SPINLOCK
+  extern void __rwlock_init(rwlock_t *lock, const char *name,
+                            struct lock_class_key *key);
+# define rwlock_init(lock)                                      \
+do {                                                            \
+        static struct lock_class_key __key;                     \
+                                                                \
+        __rwlock_init((lock), #lock, &__key);                   \
+} while (0)
+#else
+# define rwlock_init(lock)                                      \
+        do { *(lock) = __RW_LOCK_UNLOCKED(lock); } while (0)
+#endif
+
+#ifdef CONFIG_DEBUG_SPINLOCK
+ extern void do_raw_read_lock(rwlock_t *lock);
+#define do_raw_read_lock_flags(lock, flags) do_raw_read_lock(lock)
+ extern int do_raw_read_trylock(rwlock_t *lock);
+ extern void do_raw_read_unlock(rwlock_t *lock);
+ extern void do_raw_write_lock(rwlock_t *lock);
+#define do_raw_write_lock_flags(lock, flags) do_raw_write_lock(lock)
+ extern int do_raw_write_trylock(rwlock_t *lock);
+ extern void do_raw_write_unlock(rwlock_t *lock);
+#else
+# define do_raw_read_lock(rwlock)       arch_read_lock(&(rwlock)->raw_lock)
+# define do_raw_read_lock_flags(lock, flags) \
+                arch_read_lock_flags(&(lock)->raw_lock, *(flags))
+# define do_raw_read_trylock(rwlock)    arch_read_trylock(&(rwlock)->raw_lock)
+# define do_raw_read_unlock(rwlock)     arch_read_unlock(&(rwlock)->raw_lock)
+# define do_raw_write_lock(rwlock)      arch_write_lock(&(rwlock)->raw_lock)
+# define do_raw_write_lock_flags(lock, flags) \
+                arch_write_lock_flags(&(lock)->raw_lock, *(flags))
+# define do_raw_write_trylock(rwlock)   arch_write_trylock(&(rwlock)->raw_lock)
+# define do_raw_write_unlock(rwlock)    arch_write_unlock(&(rwlock)->raw_lock)
+#endif
+
+#define read_can_lock(rwlock)           arch_read_can_lock(&(rwlock)->raw_lock)
+#define write_can_lock(rwlock)          arch_write_can_lock(&(rwlock)->raw_lock)
+
+/*
+ * Define the various rw_lock methods.  Note we define these
+ * regardless of whether CONFIG_SMP or CONFIG_PREEMPT are set. The various
+ * methods are defined as nops in the case they are not required.
+ */
+#define read_trylock(lock)      __cond_lock(lock, _raw_read_trylock(lock))
+#define write_trylock(lock)     __cond_lock(lock, _raw_write_trylock(lock))
+
+#define write_lock(lock)        _raw_write_lock(lock)
+#define read_lock(lock)         _raw_read_lock(lock)
+
+#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
+
+#define read_lock_irqsave(lock, flags)                  \
+        do {                                            \
+                typecheck(unsigned long, flags);        \
+                flags = _raw_read_lock_irqsave(lock);   \
+        } while (0)
+#define write_lock_irqsave(lock, flags)                 \
+        do {                                            \
+                typecheck(unsigned long, flags);        \
+                flags = _raw_write_lock_irqsave(lock);  \
+        } while (0)
+
+#else
+
+#define read_lock_irqsave(lock, flags)                  \
+        do {                                            \
+                typecheck(unsigned long, flags);        \
+                _raw_read_lock_irqsave(lock, flags);    \
+        } while (0)
+#define write_lock_irqsave(lock, flags)                 \
+        do {                                            \
+                typecheck(unsigned long, flags);        \
+                _raw_write_lock_irqsave(lock, flags);   \
+        } while (0)
+
+#endif
+
+#define read_lock_irq(lock)             _raw_read_lock_irq(lock)
+#define read_lock_bh(lock)              _raw_read_lock_bh(lock)
+#define write_lock_irq(lock)            _raw_write_lock_irq(lock)
+#define write_lock_bh(lock)             _raw_write_lock_bh(lock)
+#define read_unlock(lock)               _raw_read_unlock(lock)
+#define write_unlock(lock)              _raw_write_unlock(lock)
+#define read_unlock_irq(lock)           _raw_read_unlock_irq(lock)
+#define write_unlock_irq(lock)          _raw_write_unlock_irq(lock)
+
+#define read_unlock_irqrestore(lock, flags)                     \
+        do {                                                    \
+                typecheck(unsigned long, flags);                \
+                _raw_read_unlock_irqrestore(lock, flags);       \
+        } while (0)
+#define read_unlock_bh(lock)            _raw_read_unlock_bh(lock)
+
+#define write_unlock_irqrestore(lock, flags)            \
+        do {                                            \
+                typecheck(unsigned long, flags);        \
+                _raw_write_unlock_irqrestore(lock, flags);      \
+        } while (0)
+#define write_unlock_bh(lock)           _raw_write_unlock_bh(lock)
+
+#define write_trylock_irqsave(lock, flags) \
+({ \
+        local_irq_save(flags); \
+        write_trylock(lock) ? \
+        1 : ({ local_irq_restore(flags); 0; }); \
+})
+
+#endif /* __LINUX_RWLOCK_H */
diff --git a/include/linux/rwlock_api_smp.h b/include/linux/rwlock_api_smp.h
new file mode 100644
index 000000000000..9c9f0495d37c
--- /dev/null
+++ b/include/linux/rwlock_api_smp.h
@@ -0,0 +1,282 @@
+#ifndef __LINUX_RWLOCK_API_SMP_H
+#define __LINUX_RWLOCK_API_SMP_H
+
+#ifndef __LINUX_SPINLOCK_API_SMP_H
+# error "please don't include this file directly"
+#endif
+
+/*
+ * include/linux/rwlock_api_smp.h
+ *
+ * spinlock API declarations on SMP (and debug)
+ * (implemented in kernel/spinlock.c)
+ *
+ * portions Copyright 2005, Red Hat, Inc., Ingo Molnar
+ * Released under the General Public License (GPL).
+ */
+
+void __lockfunc _raw_read_lock(rwlock_t *lock)          __acquires(lock);
+void __lockfunc _raw_write_lock(rwlock_t *lock)         __acquires(lock);
+void __lockfunc _raw_read_lock_bh(rwlock_t *lock)       __acquires(lock);
+void __lockfunc _raw_write_lock_bh(rwlock_t *lock)      __acquires(lock);
+void __lockfunc _raw_read_lock_irq(rwlock_t *lock)      __acquires(lock);
+void __lockfunc _raw_write_lock_irq(rwlock_t *lock)     __acquires(lock);
+unsigned long __lockfunc _raw_read_lock_irqsave(rwlock_t *lock)
+                                                        __acquires(lock);
+unsigned long __lockfunc _raw_write_lock_irqsave(rwlock_t *lock)
+                                                        __acquires(lock);
+int __lockfunc _raw_read_trylock(rwlock_t *lock);
+int __lockfunc _raw_write_trylock(rwlock_t *lock);
+void __lockfunc _raw_read_unlock(rwlock_t *lock)        __releases(lock);
+void __lockfunc _raw_write_unlock(rwlock_t *lock)       __releases(lock);
+void __lockfunc _raw_read_unlock_bh(rwlock_t *lock)     __releases(lock);
+void __lockfunc _raw_write_unlock_bh(rwlock_t *lock)    __releases(lock);
+void __lockfunc _raw_read_unlock_irq(rwlock_t *lock)    __releases(lock);
+void __lockfunc _raw_write_unlock_irq(rwlock_t *lock)   __releases(lock);
+void __lockfunc
+_raw_read_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
+                                                        __releases(lock);
+void __lockfunc
+_raw_write_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
+                                                        __releases(lock);
+
+#ifdef CONFIG_INLINE_READ_LOCK
+#define _raw_read_lock(lock) __raw_read_lock(lock)
+#endif
+
+#ifdef CONFIG_INLINE_WRITE_LOCK
+#define _raw_write_lock(lock) __raw_write_lock(lock)
+#endif
+
+#ifdef CONFIG_INLINE_READ_LOCK_BH
+#define _raw_read_lock_bh(lock) __raw_read_lock_bh(lock)
+#endif
+
+#ifdef CONFIG_INLINE_WRITE_LOCK_BH
+#define _raw_write_lock_bh(lock) __raw_write_lock_bh(lock)
+#endif
+
+#ifdef CONFIG_INLINE_READ_LOCK_IRQ
+#define _raw_read_lock_irq(lock) __raw_read_lock_irq(lock)
+#endif
+
+#ifdef CONFIG_INLINE_WRITE_LOCK_IRQ
+#define _raw_write_lock_irq(lock) __raw_write_lock_irq(lock)
+#endif
+
+#ifdef CONFIG_INLINE_READ_LOCK_IRQSAVE
+#define _raw_read_lock_irqsave(lock) __raw_read_lock_irqsave(lock)
+#endif
+
+#ifdef CONFIG_INLINE_WRITE_LOCK_IRQSAVE
+#define _raw_write_lock_irqsave(lock) __raw_write_lock_irqsave(lock)
+#endif
+
+#ifdef CONFIG_INLINE_READ_TRYLOCK
+#define _raw_read_trylock(lock) __raw_read_trylock(lock)
+#endif
+
+#ifdef CONFIG_INLINE_WRITE_TRYLOCK
+#define _raw_write_trylock(lock) __raw_write_trylock(lock)
+#endif
+
+#ifdef CONFIG_INLINE_READ_UNLOCK
+#define _raw_read_unlock(lock) __raw_read_unlock(lock)
+#endif
+
+#ifdef CONFIG_INLINE_WRITE_UNLOCK
+#define _raw_write_unlock(lock) __raw_write_unlock(lock)
+#endif
+
+#ifdef CONFIG_INLINE_READ_UNLOCK_BH
+#define _raw_read_unlock_bh(lock) __raw_read_unlock_bh(lock)
+#endif
+
+#ifdef CONFIG_INLINE_WRITE_UNLOCK_BH
+#define _raw_write_unlock_bh(lock) __raw_write_unlock_bh(lock)
+#endif
+
+#ifdef CONFIG_INLINE_READ_UNLOCK_IRQ
+#define _raw_read_unlock_irq(lock) __raw_read_unlock_irq(lock)
+#endif
+
+#ifdef CONFIG_INLINE_WRITE_UNLOCK_IRQ
+#define _raw_write_unlock_irq(lock) __raw_write_unlock_irq(lock)
+#endif
+
+#ifdef CONFIG_INLINE_READ_UNLOCK_IRQRESTORE
+#define _raw_read_unlock_irqrestore(lock, flags) \
+        __raw_read_unlock_irqrestore(lock, flags)
+#endif
+
+#ifdef CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE
+#define _raw_write_unlock_irqrestore(lock, flags) \
+        __raw_write_unlock_irqrestore(lock, flags)
+#endif
+
+static inline int __raw_read_trylock(rwlock_t *lock)
+{
+        preempt_disable();
+        if (do_raw_read_trylock(lock)) {
+                rwlock_acquire_read(&lock->dep_map, 0, 1, _RET_IP_);
+                return 1;
+        }
+        preempt_enable();
+        return 0;
+}
+
+static inline int __raw_write_trylock(rwlock_t *lock)
+{
+        preempt_disable();
+        if (do_raw_write_trylock(lock)) {
+                rwlock_acquire(&lock->dep_map, 0, 1, _RET_IP_);
+                return 1;
+        }
+        preempt_enable();
+        return 0;
+}
+
+/*
+ * If lockdep is enabled then we use the non-preemption spin-ops
+ * even on CONFIG_PREEMPT, because lockdep assumes that interrupts are
+ * not re-enabled during lock-acquire (which the preempt-spin-ops do):
+ */
+#if !defined(CONFIG_GENERIC_LOCKBREAK) || defined(CONFIG_DEBUG_LOCK_ALLOC)
+
+static inline void __raw_read_lock(rwlock_t *lock)
+{
+        preempt_disable();
+        rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
+        LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
+}
+
+static inline unsigned long __raw_read_lock_irqsave(rwlock_t *lock)
+{
+        unsigned long flags;
+
+        local_irq_save(flags);
+        preempt_disable();
+        rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
+        LOCK_CONTENDED_FLAGS(lock, do_raw_read_trylock, do_raw_read_lock,
+                             do_raw_read_lock_flags, &flags);
+        return flags;
+}
+
+static inline void __raw_read_lock_irq(rwlock_t *lock)
+{
+        local_irq_disable();
+        preempt_disable();
+        rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
+        LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
+}
+
+static inline void __raw_read_lock_bh(rwlock_t *lock)
+{
+        local_bh_disable();
+        preempt_disable();
+        rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
+        LOCK_CONTENDED(lock, do_raw_read_trylock, do_raw_read_lock);
+}
+
+static inline unsigned long __raw_write_lock_irqsave(rwlock_t *lock)
+{
+        unsigned long flags;
+
+        local_irq_save(flags);
+        preempt_disable();
+        rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
+        LOCK_CONTENDED_FLAGS(lock, do_raw_write_trylock, do_raw_write_lock,
+                             do_raw_write_lock_flags, &flags);
+        return flags;
+}
+
+static inline void __raw_write_lock_irq(rwlock_t *lock)
+{
+        local_irq_disable();
+        preempt_disable();
+        rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
+        LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
+}
+
+static inline void __raw_write_lock_bh(rwlock_t *lock)
+{
+        local_bh_disable();
+        preempt_disable();
+        rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
+        LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
+}
+
+static inline void __raw_write_lock(rwlock_t *lock)
+{
+        preempt_disable();
+        rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
+        LOCK_CONTENDED(lock, do_raw_write_trylock, do_raw_write_lock);
+}
+
+#endif /* CONFIG_PREEMPT */
+
+static inline void __raw_write_unlock(rwlock_t *lock)
+{
+        rwlock_release(&lock->dep_map, 1, _RET_IP_);
+        do_raw_write_unlock(lock);
+        preempt_enable();
+}
+
+static inline void __raw_read_unlock(rwlock_t *lock)
+{
+        rwlock_release(&lock->dep_map, 1, _RET_IP_);
+        do_raw_read_unlock(lock);
+        preempt_enable();
+}
+
+static inline void
+__raw_read_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
+{
+        rwlock_release(&lock->dep_map, 1, _RET_IP_);
+        do_raw_read_unlock(lock);
+        local_irq_restore(flags);
+        preempt_enable();
+}
+
+static inline void __raw_read_unlock_irq(rwlock_t *lock)
+{
+        rwlock_release(&lock->dep_map, 1, _RET_IP_);
+        do_raw_read_unlock(lock);
+        local_irq_enable();
+        preempt_enable();
+}
+
+static inline void __raw_read_unlock_bh(rwlock_t *lock)
+{
+        rwlock_release(&lock->dep_map, 1, _RET_IP_);
+        do_raw_read_unlock(lock);
+        preempt_enable_no_resched();
+        local_bh_enable_ip((unsigned long)__builtin_return_address(0));
+}
+
+static inline void __raw_write_unlock_irqrestore(rwlock_t *lock,
+                                             unsigned long flags)
+{
+        rwlock_release(&lock->dep_map, 1, _RET_IP_);
+        do_raw_write_unlock(lock);
+        local_irq_restore(flags);
+        preempt_enable();
+}
+
+static inline void __raw_write_unlock_irq(rwlock_t *lock)
+{
+        rwlock_release(&lock->dep_map, 1, _RET_IP_);
+        do_raw_write_unlock(lock);
+        local_irq_enable();
+        preempt_enable();
+}
+
+static inline void __raw_write_unlock_bh(rwlock_t *lock)
+{
+        rwlock_release(&lock->dep_map, 1, _RET_IP_);
+        do_raw_write_unlock(lock);
+        preempt_enable_no_resched();
+        local_bh_enable_ip((unsigned long)__builtin_return_address(0));
+}
+
+#endif /* __LINUX_RWLOCK_API_SMP_H */
diff --git a/include/linux/rwlock_types.h b/include/linux/rwlock_types.h
new file mode 100644
index 000000000000..bd31808c7d8e
--- /dev/null
+++ b/include/linux/rwlock_types.h
@@ -0,0 +1,56 @@
+#ifndef __LINUX_RWLOCK_TYPES_H
+#define __LINUX_RWLOCK_TYPES_H
+
+/*
+ * include/linux/rwlock_types.h - generic rwlock type definitions
+ *                                and initializers
+ *
+ * portions Copyright 2005, Red Hat, Inc., Ingo Molnar
+ * Released under the General Public License (GPL).
+ */
+typedef struct {
+        arch_rwlock_t raw_lock;
+#ifdef CONFIG_GENERIC_LOCKBREAK
+        unsigned int break_lock;
+#endif
+#ifdef CONFIG_DEBUG_SPINLOCK
+        unsigned int magic, owner_cpu;
+        void *owner;
+#endif
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
+        struct lockdep_map dep_map;
+#endif
+} rwlock_t;
+
+#define RWLOCK_MAGIC            0xdeaf1eed
+
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
+# define RW_DEP_MAP_INIT(lockname)      .dep_map = { .name = #lockname }
+#else
+# define RW_DEP_MAP_INIT(lockname)
+#endif
+
+#ifdef CONFIG_DEBUG_SPINLOCK
+#define __RW_LOCK_UNLOCKED(lockname)                                    \
+        (rwlock_t)      {       .raw_lock = __ARCH_RW_LOCK_UNLOCKED,    \
+                                .magic = RWLOCK_MAGIC,                  \
+                                .owner = SPINLOCK_OWNER_INIT,           \
+                                .owner_cpu = -1,                        \
+                                RW_DEP_MAP_INIT(lockname) }
+#else
+#define __RW_LOCK_UNLOCKED(lockname) \
+        (rwlock_t)      {       .raw_lock = __ARCH_RW_LOCK_UNLOCKED,    \
+                                RW_DEP_MAP_INIT(lockname) }
+#endif
+
+/*
+ * RW_LOCK_UNLOCKED defeat lockdep state tracking and is hence
+ * deprecated.
+ *
+ * Please use DEFINE_RWLOCK() or __RW_LOCK_UNLOCKED() as appropriate.
+ */
+#define RW_LOCK_UNLOCKED        __RW_LOCK_UNLOCKED(old_style_rw_init)
+
+#define DEFINE_RWLOCK(x)        rwlock_t x = __RW_LOCK_UNLOCKED(x)
+
+#endif /* __LINUX_RWLOCK_TYPES_H */
diff --git a/include/linux/rwsem-spinlock.h b/include/linux/rwsem-spinlock.h
index 6c3c0f6c261f..bdfcc2527970 100644
--- a/include/linux/rwsem-spinlock.h
+++ b/include/linux/rwsem-spinlock.h
@@ -68,11 +68,7 @@ extern int __down_write_trylock(struct rw_semaphore *sem);
 extern void __up_read(struct rw_semaphore *sem);
 extern void __up_write(struct rw_semaphore *sem);
 extern void __downgrade_write(struct rw_semaphore *sem);
-
-static inline int rwsem_is_locked(struct rw_semaphore *sem)
-{
-        return (sem->activity != 0);
-}
+extern int rwsem_is_locked(struct rw_semaphore *sem);
 
 #endif /* __KERNEL__ */
 #endif /* _LINUX_RWSEM_SPINLOCK_H */
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 294eb2f80144..abdfacc58653 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -192,6 +192,12 @@ print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)
 #define TASK_DEAD               64
 #define TASK_WAKEKILL           128
 #define TASK_WAKING             256
+#define TASK_STATE_MAX          512
+
+#define TASK_STATE_TO_CHAR_STR "RSDTtZXxKW"
+
+extern char ___assert_task_state[1 - 2*!!(
+                sizeof(TASK_STATE_TO_CHAR_STR)-1 != ilog2(TASK_STATE_MAX)+1)];
 
 /* Convenience macros for the sake of set_task_state */
 #define TASK_KILLABLE           (TASK_WAKEKILL | TASK_UNINTERRUPTIBLE)
@@ -371,6 +377,8 @@ extern int sysctl_max_map_count;
 
 #include <linux/aio.h>
 
+#ifdef CONFIG_MMU
+extern void arch_pick_mmap_layout(struct mm_struct *mm);
 extern unsigned long
 arch_get_unmapped_area(struct file *, unsigned long, unsigned long,
                        unsigned long, unsigned long);
@@ -380,6 +388,9 @@ arch_get_unmapped_area_topdown(struct file *filp, unsigned long addr,
                           unsigned long flags);
 extern void arch_unmap_area(struct mm_struct *, unsigned long);
 extern void arch_unmap_area_topdown(struct mm_struct *, unsigned long);
+#else
+static inline void arch_pick_mmap_layout(struct mm_struct *mm) {}
+#endif
 
 #if USE_SPLIT_PTLOCKS
 /*
@@ -1091,7 +1102,8 @@ struct sched_class {
                               enum cpu_idle_type idle);
         void (*pre_schedule) (struct rq *this_rq, struct task_struct *task);
         void (*post_schedule) (struct rq *this_rq);
-        void (*task_wake_up) (struct rq *this_rq, struct task_struct *task);
+        void (*task_waking) (struct rq *this_rq, struct task_struct *task);
+        void (*task_woken) (struct rq *this_rq, struct task_struct *task);
 
         void (*set_cpus_allowed)(struct task_struct *p,
                                  const struct cpumask *newmask);
@@ -1115,7 +1127,7 @@ struct sched_class {
                                          struct task_struct *task);
 
 #ifdef CONFIG_FAIR_GROUP_SCHED
-        void (*moved_group) (struct task_struct *p);
+        void (*moved_group) (struct task_struct *p, int on_rq);
 #endif
 };
 
@@ -1357,7 +1369,7 @@ struct task_struct {
         char comm[TASK_COMM_LEN]; /* executable name excluding path
                                      - access with [gs]et_task_comm (which lock
                                        it with task_lock())
-                                     - initialized normally by flush_old_exec */
+                                     - initialized normally by setup_new_exec */
 /* file system info */
         int link_count, total_link_count;
 #ifdef CONFIG_SYSVIPC
@@ -1409,7 +1421,7 @@ struct task_struct {
 #endif
 
         /* Protection of the PI data structures: */
-        spinlock_t pi_lock;
+        raw_spinlock_t pi_lock;
 
 #ifdef CONFIG_RT_MUTEXES
         /* PI waiters blocked on a rt_mutex held by this task */
@@ -1542,10 +1554,18 @@ struct task_struct {
         unsigned long trace_recursion;
 #endif /* CONFIG_TRACING */
         unsigned long stack_start;
+#ifdef CONFIG_CGROUP_MEM_RES_CTLR /* memcg uses this to do batch job */
+        struct memcg_batch_info {
+                int do_batch;   /* incremented when batch uncharge started */
+                struct mem_cgroup *memcg; /* target memcg of uncharge */
+                unsigned long bytes;            /* uncharged usage */
+                unsigned long memsw_bytes; /* uncharged mem+swap usage */
+        } memcg_batch;
+#endif
 };
 
 /* Future-safe accessor for struct task_struct's cpus_allowed. */
-#define tsk_cpumask(tsk) (&(tsk)->cpus_allowed)
+#define tsk_cpus_allowed(tsk) (&(tsk)->cpus_allowed)
 
 /*
  * Priority of a process goes from 0..MAX_PRIO-1, valid RT
@@ -2073,7 +2093,6 @@ extern int kill_proc_info(int, struct siginfo *, pid_t);
 extern int do_notify_parent(struct task_struct *, int);
 extern void __wake_up_parent(struct task_struct *p, struct task_struct *parent);
 extern void force_sig(int, struct task_struct *);
-extern void force_sig_specific(int, struct task_struct *);
 extern int send_sig(int, struct task_struct *, int);
 extern void zap_other_threads(struct task_struct *p);
 extern struct sigqueue *sigqueue_alloc(void);
@@ -2092,11 +2111,6 @@ static inline int kill_cad_pid(int sig, int priv)
 #define SEND_SIG_PRIV   ((struct siginfo *) 1)
 #define SEND_SIG_FORCED ((struct siginfo *) 2)
 
-static inline int is_si_special(const struct siginfo *info)
-{
-        return info <= SEND_SIG_FORCED;
-}
-
 /*
  * True if we are on the alternate signal stack.
  */
@@ -2482,8 +2496,6 @@ static inline void set_task_cpu(struct task_struct *p, unsigned int cpu)
 
 #endif /* CONFIG_SMP */
 
-extern void arch_pick_mmap_layout(struct mm_struct *mm);
-
 #ifdef CONFIG_TRACING
 extern void
 __trace_special(void *__tr, void *__data,
@@ -2592,7 +2604,27 @@ static inline void mm_init_owner(struct mm_struct *mm, struct task_struct *p)
 }
 #endif /* CONFIG_MM_OWNER */
 
-#define TASK_STATE_TO_CHAR_STR "RSDTtZX"
+static inline unsigned long task_rlimit(const struct task_struct *tsk,
+                unsigned int limit)
+{
+        return ACCESS_ONCE(tsk->signal->rlim[limit].rlim_cur);
+}
+
+static inline unsigned long task_rlimit_max(const struct task_struct *tsk,
+                unsigned int limit)
+{
+        return ACCESS_ONCE(tsk->signal->rlim[limit].rlim_max);
+}
+
+static inline unsigned long rlimit(unsigned int limit)
+{
+        return task_rlimit(current, limit);
+}
+
+static inline unsigned long rlimit_max(unsigned int limit)
+{
+        return task_rlimit_max(current, limit);
+}
 
 #endif /* __KERNEL__ */
 
diff --git a/include/linux/security.h b/include/linux/security.h
index 466cbadbd1ef..2c627d361c02 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -95,8 +95,13 @@ struct seq_file;
 extern int cap_netlink_send(struct sock *sk, struct sk_buff *skb);
 extern int cap_netlink_recv(struct sk_buff *skb, int cap);
 
+#ifdef CONFIG_MMU
 extern unsigned long mmap_min_addr;
 extern unsigned long dac_mmap_min_addr;
+#else
+#define dac_mmap_min_addr       0UL
+#endif
+
 /*
  * Values used in the task_security_ops calls
  */
@@ -121,6 +126,7 @@ struct request_sock;
 #define LSM_UNSAFE_PTRACE       2
 #define LSM_UNSAFE_PTRACE_CAP   4
 
+#ifdef CONFIG_MMU
 /*
  * If a hint addr is less than mmap_min_addr change hint to be as
  * low as possible but still greater than mmap_min_addr
@@ -135,6 +141,7 @@ static inline unsigned long round_hint_to_min(unsigned long hint)
 }
 extern int mmap_min_addr_handler(struct ctl_table *table, int write,
                                  void __user *buffer, size_t *lenp, loff_t *ppos);
+#endif
 
 #ifdef CONFIG_SECURITY
 
diff --git a/include/linux/sem.h b/include/linux/sem.h
index 1b191c176bcd..8a4adbef8a0f 100644
--- a/include/linux/sem.h
+++ b/include/linux/sem.h
@@ -86,6 +86,7 @@ struct task_struct;
 struct sem {
         int     semval;         /* current value */
         int     sempid;         /* pid of last operation */
+        struct list_head sem_pending; /* pending single-sop operations */
 };
 
 /* One sem_array data structure for each set of semaphores in the system. */
@@ -96,11 +97,13 @@ struct sem_array {
         struct sem              *sem_base;      /* ptr to first semaphore in array */
         struct list_head        sem_pending;    /* pending operations to be processed */
         struct list_head        list_id;        /* undo requests on this array */
-        unsigned long           sem_nsems;      /* no. of semaphores in array */
+        int                     sem_nsems;      /* no. of semaphores in array */
+        int                     complex_count;  /* pending complex operations */
 };
 
 /* One queue for each sleeping process in the system. */
 struct sem_queue {
+        struct list_head        simple_list; /* queue of pending operations */
         struct list_head        list;    /* queue of pending operations */
         struct task_struct      *sleeper; /* this process */
         struct sem_undo         *undo;   /* undo structure */
diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h
index deee7afd8d66..e164291fb3e7 100644
--- a/include/linux/shmem_fs.h
+++ b/include/linux/shmem_fs.h
@@ -41,20 +41,4 @@ static inline struct shmem_inode_info *SHMEM_I(struct inode *inode)
 extern int init_tmpfs(void);
 extern int shmem_fill_super(struct super_block *sb, void *data, int silent);
 
-#ifdef CONFIG_TMPFS_POSIX_ACL
-int shmem_check_acl(struct inode *, int);
-int shmem_acl_init(struct inode *, struct inode *);
-
-extern struct xattr_handler shmem_xattr_acl_access_handler;
-extern struct xattr_handler shmem_xattr_acl_default_handler;
-
-extern struct generic_acl_operations shmem_acl_ops;
-
-#else
-static inline int shmem_acl_init(struct inode *inode, struct inode *dir)
-{
-        return 0;
-}
-#endif  /* CONFIG_TMPFS_POSIX_ACL */
-
 #endif
diff --git a/include/linux/sm501-regs.h b/include/linux/sm501-regs.h
index d53642d2d899..67ed2c542831 100644
--- a/include/linux/sm501-regs.h
+++ b/include/linux/sm501-regs.h
@@ -31,6 +31,8 @@
 #define SM501_SYSCTRL_PCI_SUBSYS_LOCK   (1<<11)
 #define SM501_SYSCTRL_PCI_BURST_READ_EN (1<<15)
 
+#define SM501_SYSCTRL_2D_ENGINE_STATUS  (1<<19)
+
 /* miscellaneous control */
 
 #define SM501_MISC_CONTROL              (0x000004)
diff --git a/include/linux/sonypi.h b/include/linux/sonypi.h
index 34c4475ac4a2..4f95c1aac2fd 100644
--- a/include/linux/sonypi.h
+++ b/include/linux/sonypi.h
@@ -111,6 +111,7 @@
 #define SONYPI_EVENT_VOLUME_INC_PRESSED         69
 #define SONYPI_EVENT_VOLUME_DEC_PRESSED         70
 #define SONYPI_EVENT_BRIGHTNESS_PRESSED         71
+#define SONYPI_EVENT_MEDIA_PRESSED              72
 
 /* get/set brightness */
 #define SONYPI_IOCGBRT          _IOR('v', 0, __u8)
diff --git a/include/linux/spi/dw_spi.h b/include/linux/spi/dw_spi.h
new file mode 100644
index 000000000000..51b3e771a9a3
--- /dev/null
+++ b/include/linux/spi/dw_spi.h
@@ -0,0 +1,212 @@
+#ifndef DW_SPI_HEADER_H
+#define DW_SPI_HEADER_H
+#include <linux/io.h>
+
+/* Bit fields in CTRLR0 */
+#define SPI_DFS_OFFSET                  0
+
+#define SPI_FRF_OFFSET                  4
+#define SPI_FRF_SPI                     0x0
+#define SPI_FRF_SSP                     0x1
+#define SPI_FRF_MICROWIRE               0x2
+#define SPI_FRF_RESV                    0x3
+
+#define SPI_MODE_OFFSET                 6
+#define SPI_SCPH_OFFSET                 6
+#define SPI_SCOL_OFFSET                 7
+#define SPI_TMOD_OFFSET                 8
+#define SPI_TMOD_TR                     0x0             /* xmit & recv */
+#define SPI_TMOD_TO                     0x1             /* xmit only */
+#define SPI_TMOD_RO                     0x2             /* recv only */
+#define SPI_TMOD_EPROMREAD              0x3             /* eeprom read mode */
+
+#define SPI_SLVOE_OFFSET                10
+#define SPI_SRL_OFFSET                  11
+#define SPI_CFS_OFFSET                  12
+
+/* Bit fields in SR, 7 bits */
+#define SR_MASK                         0x7f            /* cover 7 bits */
+#define SR_BUSY                         (1 << 0)
+#define SR_TF_NOT_FULL                  (1 << 1)
+#define SR_TF_EMPT                      (1 << 2)
+#define SR_RF_NOT_EMPT                  (1 << 3)
+#define SR_RF_FULL                      (1 << 4)
+#define SR_TX_ERR                       (1 << 5)
+#define SR_DCOL                         (1 << 6)
+
+/* Bit fields in ISR, IMR, RISR, 7 bits */
+#define SPI_INT_TXEI                    (1 << 0)
+#define SPI_INT_TXOI                    (1 << 1)
+#define SPI_INT_RXUI                    (1 << 2)
+#define SPI_INT_RXOI                    (1 << 3)
+#define SPI_INT_RXFI                    (1 << 4)
+#define SPI_INT_MSTI                    (1 << 5)
+
+/* TX RX interrupt level threshhold, max can be 256 */
+#define SPI_INT_THRESHOLD               32
+
+enum dw_ssi_type {
+        SSI_MOTO_SPI = 0,
+        SSI_TI_SSP,
+        SSI_NS_MICROWIRE,
+};
+
+struct dw_spi_reg {
+        u32     ctrl0;
+        u32     ctrl1;
+        u32     ssienr;
+        u32     mwcr;
+        u32     ser;
+        u32     baudr;
+        u32     txfltr;
+        u32     rxfltr;
+        u32     txflr;
+        u32     rxflr;
+        u32     sr;
+        u32     imr;
+        u32     isr;
+        u32     risr;
+        u32     txoicr;
+        u32     rxoicr;
+        u32     rxuicr;
+        u32     msticr;
+        u32     icr;
+        u32     dmacr;
+        u32     dmatdlr;
+        u32     dmardlr;
+        u32     idr;
+        u32     version;
+        u32     dr;             /* Currently oper as 32 bits,
+                                though only low 16 bits matters */
+} __packed;
+
+struct dw_spi {
+        struct spi_master       *master;
+        struct spi_device       *cur_dev;
+        struct device           *parent_dev;
+        enum dw_ssi_type        type;
+
+        void __iomem            *regs;
+        unsigned long           paddr;
+        u32                     iolen;
+        int                     irq;
+        u32                     max_freq;       /* max bus freq supported */
+
+        u16                     bus_num;
+        u16                     num_cs;         /* supported slave numbers */
+
+        /* Driver message queue */
+        struct workqueue_struct *workqueue;
+        struct work_struct      pump_messages;
+        spinlock_t              lock;
+        struct list_head        queue;
+        int                     busy;
+        int                     run;
+
+        /* Message Transfer pump */
+        struct tasklet_struct   pump_transfers;
+
+        /* Current message transfer state info */
+        struct spi_message      *cur_msg;
+        struct spi_transfer     *cur_transfer;
+        struct chip_data        *cur_chip;
+        struct chip_data        *prev_chip;
+        size_t                  len;
+        void                    *tx;
+        void                    *tx_end;
+        void                    *rx;
+        void                    *rx_end;
+        int                     dma_mapped;
+        dma_addr_t              rx_dma;
+        dma_addr_t              tx_dma;
+        size_t                  rx_map_len;
+        size_t                  tx_map_len;
+        u8                      n_bytes;        /* current is a 1/2 bytes op */
+        u8                      max_bits_per_word;      /* maxim is 16b */
+        u32                     dma_width;
+        int                     cs_change;
+        int                     (*write)(struct dw_spi *dws);
+        int                     (*read)(struct dw_spi *dws);
+        irqreturn_t             (*transfer_handler)(struct dw_spi *dws);
+        void                    (*cs_control)(u32 command);
+
+        /* Dma info */
+        int                     dma_inited;
+        struct dma_chan         *txchan;
+        struct dma_chan         *rxchan;
+        int                     txdma_done;
+        int                     rxdma_done;
+        u64                     tx_param;
+        u64                     rx_param;
+        struct device           *dma_dev;
+        dma_addr_t              dma_addr;
+
+        /* Bus interface info */
+        void                    *priv;
+#ifdef CONFIG_DEBUG_FS
+        struct dentry *debugfs;
+#endif
+};
+
+#define dw_readl(dw, name) \
+        __raw_readl(&(((struct dw_spi_reg *)dw->regs)->name))
+#define dw_writel(dw, name, val) \
+        __raw_writel((val), &(((struct dw_spi_reg *)dw->regs)->name))
+#define dw_readw(dw, name) \
+        __raw_readw(&(((struct dw_spi_reg *)dw->regs)->name))
+#define dw_writew(dw, name, val) \
+        __raw_writew((val), &(((struct dw_spi_reg *)dw->regs)->name))
+
+static inline void spi_enable_chip(struct dw_spi *dws, int enable)
+{
+        dw_writel(dws, ssienr, (enable ? 1 : 0));
+}
+
+static inline void spi_set_clk(struct dw_spi *dws, u16 div)
+{
+        dw_writel(dws, baudr, div);
+}
+
+static inline void spi_chip_sel(struct dw_spi *dws, u16 cs)
+{
+        if (cs > dws->num_cs)
+                return;
+        dw_writel(dws, ser, 1 << cs);
+}
+
+/* Disable IRQ bits */
+static inline void spi_mask_intr(struct dw_spi *dws, u32 mask)
+{
+        u32 new_mask;
+
+        new_mask = dw_readl(dws, imr) & ~mask;
+        dw_writel(dws, imr, new_mask);
+}
+
+/* Enable IRQ bits */
+static inline void spi_umask_intr(struct dw_spi *dws, u32 mask)
+{
+        u32 new_mask;
+
+        new_mask = dw_readl(dws, imr) | mask;
+        dw_writel(dws, imr, new_mask);
+}
+
+/*
+ * Each SPI slave device to work with dw_api controller should
+ * has such a structure claiming its working mode (PIO/DMA etc),
+ * which can be save in the "controller_data" member of the
+ * struct spi_device
+ */
+struct dw_spi_chip {
+        u8 poll_mode;   /* 0 for contoller polling mode */
+        u8 type;        /* SPI/SSP/Micrwire */
+        u8 enable_dma;
+        void (*cs_control)(u32 command);
+};
+
+extern int dw_spi_add_host(struct dw_spi *dws);
+extern void dw_spi_remove_host(struct dw_spi *dws);
+extern int dw_spi_suspend_host(struct dw_spi *dws);
+extern int dw_spi_resume_host(struct dw_spi *dws);
+#endif /* DW_SPI_HEADER_H */
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index 71dccfeb0d88..86088213334a 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -8,13 +8,13 @@
  *
  * on SMP builds:
  *
- *  asm/spinlock_types.h: contains the raw_spinlock_t/raw_rwlock_t and the
+ *  asm/spinlock_types.h: contains the arch_spinlock_t/arch_rwlock_t and the
  *                        initializers
  *
  *  linux/spinlock_types.h:
  *                        defines the generic type and initializers
  *
- *  asm/spinlock.h:       contains the __raw_spin_*()/etc. lowlevel
+ *  asm/spinlock.h:       contains the arch_spin_*()/etc. lowlevel
  *                        implementations, mostly inline assembly code
  *
  *   (also included on UP-debug builds:)
@@ -34,7 +34,7 @@
  *                        defines the generic type and initializers
  *
  *  linux/spinlock_up.h:
- *                        contains the __raw_spin_*()/etc. version of UP
+ *                        contains the arch_spin_*()/etc. version of UP
  *                        builds. (which are NOPs on non-debug, non-preempt
  *                        builds)
  *
@@ -75,12 +75,12 @@
 #define __lockfunc __attribute__((section(".spinlock.text")))
 
 /*
- * Pull the raw_spinlock_t and raw_rwlock_t definitions:
+ * Pull the arch_spinlock_t and arch_rwlock_t definitions:
  */
 #include <linux/spinlock_types.h>
 
 /*
- * Pull the __raw*() functions/declarations (UP-nondebug doesnt need them):
+ * Pull the arch_spin*() functions/declarations (UP-nondebug doesnt need them):
  */
 #ifdef CONFIG_SMP
 # include <asm/spinlock.h>
@@ -89,45 +89,31 @@
 #endif
 
 #ifdef CONFIG_DEBUG_SPINLOCK
-  extern void __spin_lock_init(spinlock_t *lock, const char *name,
-                               struct lock_class_key *key);
-# define spin_lock_init(lock)                                   \
+  extern void __raw_spin_lock_init(raw_spinlock_t *lock, const char *name,
+                                   struct lock_class_key *key);
+# define raw_spin_lock_init(lock)                               \
 do {                                                            \
         static struct lock_class_key __key;                     \
                                                                 \
-        __spin_lock_init((lock), #lock, &__key);                \
+        __raw_spin_lock_init((lock), #lock, &__key);            \
 } while (0)
 
 #else
-# define spin_lock_init(lock)                                   \
-        do { *(lock) = __SPIN_LOCK_UNLOCKED(lock); } while (0)
+# define raw_spin_lock_init(lock)                               \
+        do { *(lock) = __RAW_SPIN_LOCK_UNLOCKED(lock); } while (0)
 #endif
 
-#ifdef CONFIG_DEBUG_SPINLOCK
-  extern void __rwlock_init(rwlock_t *lock, const char *name,
-                            struct lock_class_key *key);
-# define rwlock_init(lock)                                      \
-do {                                                            \
-        static struct lock_class_key __key;                     \
-                                                                \
-        __rwlock_init((lock), #lock, &__key);                   \
-} while (0)
-#else
-# define rwlock_init(lock)                                      \
-        do { *(lock) = __RW_LOCK_UNLOCKED(lock); } while (0)
-#endif
-
-#define spin_is_locked(lock)    __raw_spin_is_locked(&(lock)->raw_lock)
+#define raw_spin_is_locked(lock)        arch_spin_is_locked(&(lock)->raw_lock)
 
 #ifdef CONFIG_GENERIC_LOCKBREAK
-#define spin_is_contended(lock) ((lock)->break_lock)
+#define raw_spin_is_contended(lock) ((lock)->break_lock)
 #else
 
-#ifdef __raw_spin_is_contended
-#define spin_is_contended(lock) __raw_spin_is_contended(&(lock)->raw_lock)
+#ifdef arch_spin_is_contended
+#define raw_spin_is_contended(lock)     arch_spin_is_contended(&(lock)->raw_lock)
 #else
-#define spin_is_contended(lock) (((void)(lock), 0))
-#endif /*__raw_spin_is_contended*/
+#define raw_spin_is_contended(lock)     (((void)(lock), 0))
+#endif /*arch_spin_is_contended*/
 #endif
 
 /* The lock does not imply full memory barrier. */
@@ -136,182 +122,260 @@ static inline void smp_mb__after_lock(void) { smp_mb(); }
 #endif
 
 /**
- * spin_unlock_wait - wait until the spinlock gets unlocked
+ * raw_spin_unlock_wait - wait until the spinlock gets unlocked
  * @lock: the spinlock in question.
  */
-#define spin_unlock_wait(lock)  __raw_spin_unlock_wait(&(lock)->raw_lock)
+#define raw_spin_unlock_wait(lock)      arch_spin_unlock_wait(&(lock)->raw_lock)
 
 #ifdef CONFIG_DEBUG_SPINLOCK
- extern void _raw_spin_lock(spinlock_t *lock);
-#define _raw_spin_lock_flags(lock, flags) _raw_spin_lock(lock)
- extern int _raw_spin_trylock(spinlock_t *lock);
- extern void _raw_spin_unlock(spinlock_t *lock);
- extern void _raw_read_lock(rwlock_t *lock);
-#define _raw_read_lock_flags(lock, flags) _raw_read_lock(lock)
- extern int _raw_read_trylock(rwlock_t *lock);
- extern void _raw_read_unlock(rwlock_t *lock);
- extern void _raw_write_lock(rwlock_t *lock);
-#define _raw_write_lock_flags(lock, flags) _raw_write_lock(lock)
- extern int _raw_write_trylock(rwlock_t *lock);
- extern void _raw_write_unlock(rwlock_t *lock);
+ extern void do_raw_spin_lock(raw_spinlock_t *lock);
+#define do_raw_spin_lock_flags(lock, flags) do_raw_spin_lock(lock)
+ extern int do_raw_spin_trylock(raw_spinlock_t *lock);
+ extern void do_raw_spin_unlock(raw_spinlock_t *lock);
 #else
-# define _raw_spin_lock(lock)           __raw_spin_lock(&(lock)->raw_lock)
-# define _raw_spin_lock_flags(lock, flags) \
-                __raw_spin_lock_flags(&(lock)->raw_lock, *(flags))
-# define _raw_spin_trylock(lock)        __raw_spin_trylock(&(lock)->raw_lock)
-# define _raw_spin_unlock(lock)         __raw_spin_unlock(&(lock)->raw_lock)
-# define _raw_read_lock(rwlock)         __raw_read_lock(&(rwlock)->raw_lock)
-# define _raw_read_lock_flags(lock, flags) \
-                __raw_read_lock_flags(&(lock)->raw_lock, *(flags))
-# define _raw_read_trylock(rwlock)      __raw_read_trylock(&(rwlock)->raw_lock)
-# define _raw_read_unlock(rwlock)       __raw_read_unlock(&(rwlock)->raw_lock)
-# define _raw_write_lock(rwlock)        __raw_write_lock(&(rwlock)->raw_lock)
-# define _raw_write_lock_flags(lock, flags) \
-                __raw_write_lock_flags(&(lock)->raw_lock, *(flags))
-# define _raw_write_trylock(rwlock)     __raw_write_trylock(&(rwlock)->raw_lock)
-# define _raw_write_unlock(rwlock)      __raw_write_unlock(&(rwlock)->raw_lock)
+static inline void do_raw_spin_lock(raw_spinlock_t *lock)
+{
+        arch_spin_lock(&lock->raw_lock);
+}
+
+static inline void
+do_raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long *flags)
+{
+        arch_spin_lock_flags(&lock->raw_lock, *flags);
+}
+
+static inline int do_raw_spin_trylock(raw_spinlock_t *lock)
+{
+        return arch_spin_trylock(&(lock)->raw_lock);
+}
+
+static inline void do_raw_spin_unlock(raw_spinlock_t *lock)
+{
+        arch_spin_unlock(&lock->raw_lock);
+}
 #endif
 
-#define read_can_lock(rwlock)           __raw_read_can_lock(&(rwlock)->raw_lock)
-#define write_can_lock(rwlock)          __raw_write_can_lock(&(rwlock)->raw_lock)
-
 /*
- * Define the various spin_lock and rw_lock methods.  Note we define these
- * regardless of whether CONFIG_SMP or CONFIG_PREEMPT are set. The various
- * methods are defined as nops in the case they are not required.
+ * Define the various spin_lock methods.  Note we define these
+ * regardless of whether CONFIG_SMP or CONFIG_PREEMPT are set. The
+ * various methods are defined as nops in the case they are not
+ * required.
  */
-#define spin_trylock(lock)              __cond_lock(lock, _spin_trylock(lock))
-#define read_trylock(lock)              __cond_lock(lock, _read_trylock(lock))
-#define write_trylock(lock)             __cond_lock(lock, _write_trylock(lock))
+#define raw_spin_trylock(lock)  __cond_lock(lock, _raw_spin_trylock(lock))
 
-#define spin_lock(lock)                 _spin_lock(lock)
+#define raw_spin_lock(lock)     _raw_spin_lock(lock)
 
 #ifdef CONFIG_DEBUG_LOCK_ALLOC
-# define spin_lock_nested(lock, subclass) _spin_lock_nested(lock, subclass)
-# define spin_lock_nest_lock(lock, nest_lock)                           \
+# define raw_spin_lock_nested(lock, subclass) \
+        _raw_spin_lock_nested(lock, subclass)
+
+# define raw_spin_lock_nest_lock(lock, nest_lock)                       \
          do {                                                           \
                  typecheck(struct lockdep_map *, &(nest_lock)->dep_map);\
-                 _spin_lock_nest_lock(lock, &(nest_lock)->dep_map);     \
+                 _raw_spin_lock_nest_lock(lock, &(nest_lock)->dep_map); \
          } while (0)
 #else
-# define spin_lock_nested(lock, subclass) _spin_lock(lock)
-# define spin_lock_nest_lock(lock, nest_lock) _spin_lock(lock)
+# define raw_spin_lock_nested(lock, subclass)           _raw_spin_lock(lock)
+# define raw_spin_lock_nest_lock(lock, nest_lock)       _raw_spin_lock(lock)
 #endif
 
-#define write_lock(lock)                _write_lock(lock)
-#define read_lock(lock)                 _read_lock(lock)
-
 #if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
 
-#define spin_lock_irqsave(lock, flags)                  \
+#define raw_spin_lock_irqsave(lock, flags)                      \
         do {                                            \
                 typecheck(unsigned long, flags);        \
-                flags = _spin_lock_irqsave(lock);       \
-        } while (0)
-#define read_lock_irqsave(lock, flags)                  \
-        do {                                            \
-                typecheck(unsigned long, flags);        \
-                flags = _read_lock_irqsave(lock);       \
-        } while (0)
-#define write_lock_irqsave(lock, flags)                 \
-        do {                                            \
-                typecheck(unsigned long, flags);        \
-                flags = _write_lock_irqsave(lock);      \
+                flags = _raw_spin_lock_irqsave(lock);   \
         } while (0)
 
 #ifdef CONFIG_DEBUG_LOCK_ALLOC
-#define spin_lock_irqsave_nested(lock, flags, subclass)                 \
+#define raw_spin_lock_irqsave_nested(lock, flags, subclass)             \
         do {                                                            \
                 typecheck(unsigned long, flags);                        \
-                flags = _spin_lock_irqsave_nested(lock, subclass);      \
+                flags = _raw_spin_lock_irqsave_nested(lock, subclass);  \
         } while (0)
 #else
-#define spin_lock_irqsave_nested(lock, flags, subclass)                 \
+#define raw_spin_lock_irqsave_nested(lock, flags, subclass)             \
         do {                                                            \
                 typecheck(unsigned long, flags);                        \
-                flags = _spin_lock_irqsave(lock);                       \
+                flags = _raw_spin_lock_irqsave(lock);                   \
         } while (0)
 #endif
 
 #else
 
-#define spin_lock_irqsave(lock, flags)                  \
-        do {                                            \
-                typecheck(unsigned long, flags);        \
-                _spin_lock_irqsave(lock, flags);        \
-        } while (0)
-#define read_lock_irqsave(lock, flags)                  \
-        do {                                            \
-                typecheck(unsigned long, flags);        \
-                _read_lock_irqsave(lock, flags);        \
-        } while (0)
-#define write_lock_irqsave(lock, flags)                 \
+#define raw_spin_lock_irqsave(lock, flags)              \
         do {                                            \
                 typecheck(unsigned long, flags);        \
-                _write_lock_irqsave(lock, flags);       \
+                _raw_spin_lock_irqsave(lock, flags);    \
         } while (0)
-#define spin_lock_irqsave_nested(lock, flags, subclass) \
-        spin_lock_irqsave(lock, flags)
 
-#endif
+#define raw_spin_lock_irqsave_nested(lock, flags, subclass)     \
+        raw_spin_lock_irqsave(lock, flags)
 
-#define spin_lock_irq(lock)             _spin_lock_irq(lock)
-#define spin_lock_bh(lock)              _spin_lock_bh(lock)
-#define read_lock_irq(lock)             _read_lock_irq(lock)
-#define read_lock_bh(lock)              _read_lock_bh(lock)
-#define write_lock_irq(lock)            _write_lock_irq(lock)
-#define write_lock_bh(lock)             _write_lock_bh(lock)
-#define spin_unlock(lock)               _spin_unlock(lock)
-#define read_unlock(lock)               _read_unlock(lock)
-#define write_unlock(lock)              _write_unlock(lock)
-#define spin_unlock_irq(lock)           _spin_unlock_irq(lock)
-#define read_unlock_irq(lock)           _read_unlock_irq(lock)
-#define write_unlock_irq(lock)          _write_unlock_irq(lock)
-
-#define spin_unlock_irqrestore(lock, flags)             \
-        do {                                            \
-                typecheck(unsigned long, flags);        \
-                _spin_unlock_irqrestore(lock, flags);   \
-        } while (0)
-#define spin_unlock_bh(lock)            _spin_unlock_bh(lock)
+#endif
 
-#define read_unlock_irqrestore(lock, flags)             \
-        do {                                            \
-                typecheck(unsigned long, flags);        \
-                _read_unlock_irqrestore(lock, flags);   \
-        } while (0)
-#define read_unlock_bh(lock)            _read_unlock_bh(lock)
+#define raw_spin_lock_irq(lock)         _raw_spin_lock_irq(lock)
+#define raw_spin_lock_bh(lock)          _raw_spin_lock_bh(lock)
+#define raw_spin_unlock(lock)           _raw_spin_unlock(lock)
+#define raw_spin_unlock_irq(lock)       _raw_spin_unlock_irq(lock)
 
-#define write_unlock_irqrestore(lock, flags)            \
-        do {                                            \
-                typecheck(unsigned long, flags);        \
-                _write_unlock_irqrestore(lock, flags);  \
+#define raw_spin_unlock_irqrestore(lock, flags)         \
+        do {                                                    \
+                typecheck(unsigned long, flags);                \
+                _raw_spin_unlock_irqrestore(lock, flags);       \
         } while (0)
-#define write_unlock_bh(lock)           _write_unlock_bh(lock)
+#define raw_spin_unlock_bh(lock)        _raw_spin_unlock_bh(lock)
 
-#define spin_trylock_bh(lock)   __cond_lock(lock, _spin_trylock_bh(lock))
+#define raw_spin_trylock_bh(lock) \
+        __cond_lock(lock, _raw_spin_trylock_bh(lock))
 
-#define spin_trylock_irq(lock) \
+#define raw_spin_trylock_irq(lock) \
 ({ \
         local_irq_disable(); \
-        spin_trylock(lock) ? \
+        raw_spin_trylock(lock) ? \
         1 : ({ local_irq_enable(); 0;  }); \
 })
 
-#define spin_trylock_irqsave(lock, flags) \
+#define raw_spin_trylock_irqsave(lock, flags) \
 ({ \
         local_irq_save(flags); \
-        spin_trylock(lock) ? \
+        raw_spin_trylock(lock) ? \
         1 : ({ local_irq_restore(flags); 0; }); \
 })
 
-#define write_trylock_irqsave(lock, flags) \
-({ \
-        local_irq_save(flags); \
-        write_trylock(lock) ? \
-        1 : ({ local_irq_restore(flags); 0; }); \
+/**
+ * raw_spin_can_lock - would raw_spin_trylock() succeed?
+ * @lock: the spinlock in question.
+ */
+#define raw_spin_can_lock(lock) (!raw_spin_is_locked(lock))
+
+/* Include rwlock functions */
+#include <linux/rwlock.h>
+
+/*
+ * Pull the _spin_*()/_read_*()/_write_*() functions/declarations:
+ */
+#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
+# include <linux/spinlock_api_smp.h>
+#else
+# include <linux/spinlock_api_up.h>
+#endif
+
+/*
+ * Map the spin_lock functions to the raw variants for PREEMPT_RT=n
+ */
+
+static inline raw_spinlock_t *spinlock_check(spinlock_t *lock)
+{
+        return &lock->rlock;
+}
+
+#define spin_lock_init(_lock)                           \
+do {                                                    \
+        spinlock_check(_lock);                          \
+        raw_spin_lock_init(&(_lock)->rlock);            \
+} while (0)
+
+static inline void spin_lock(spinlock_t *lock)
+{
+        raw_spin_lock(&lock->rlock);
+}
+
+static inline void spin_lock_bh(spinlock_t *lock)
+{
+        raw_spin_lock_bh(&lock->rlock);
+}
+
+static inline int spin_trylock(spinlock_t *lock)
+{
+        return raw_spin_trylock(&lock->rlock);
+}
+
+#define spin_lock_nested(lock, subclass)                        \
+do {                                                            \
+        raw_spin_lock_nested(spinlock_check(lock), subclass);   \
+} while (0)
+
+#define spin_lock_nest_lock(lock, nest_lock)                            \
+do {                                                                    \
+        raw_spin_lock_nest_lock(spinlock_check(lock), nest_lock);       \
+} while (0)
+
+static inline void spin_lock_irq(spinlock_t *lock)
+{
+        raw_spin_lock_irq(&lock->rlock);
+}
+
+#define spin_lock_irqsave(lock, flags)                          \
+do {                                                            \
+        raw_spin_lock_irqsave(spinlock_check(lock), flags);     \
+} while (0)
+
+#define spin_lock_irqsave_nested(lock, flags, subclass)                 \
+do {                                                                    \
+        raw_spin_lock_irqsave_nested(spinlock_check(lock), flags, subclass); \
+} while (0)
+
+static inline void spin_unlock(spinlock_t *lock)
+{
+        raw_spin_unlock(&lock->rlock);
+}
+
+static inline void spin_unlock_bh(spinlock_t *lock)
+{
+        raw_spin_unlock_bh(&lock->rlock);
+}
+
+static inline void spin_unlock_irq(spinlock_t *lock)
+{
+        raw_spin_unlock_irq(&lock->rlock);
+}
+
+static inline void spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags)
+{
+        raw_spin_unlock_irqrestore(&lock->rlock, flags);
+}
+
+static inline int spin_trylock_bh(spinlock_t *lock)
+{
+        return raw_spin_trylock_bh(&lock->rlock);
+}
+
+static inline int spin_trylock_irq(spinlock_t *lock)
+{
+        return raw_spin_trylock_irq(&lock->rlock);
+}
+
+#define spin_trylock_irqsave(lock, flags)                       \
+({                                                              \
+        raw_spin_trylock_irqsave(spinlock_check(lock), flags); \
 })
 
+static inline void spin_unlock_wait(spinlock_t *lock)
+{
+        raw_spin_unlock_wait(&lock->rlock);
+}
+
+static inline int spin_is_locked(spinlock_t *lock)
+{
+        return raw_spin_is_locked(&lock->rlock);
+}
+
+static inline int spin_is_contended(spinlock_t *lock)
+{
+        return raw_spin_is_contended(&lock->rlock);
+}
+
+static inline int spin_can_lock(spinlock_t *lock)
+{
+        return raw_spin_can_lock(&lock->rlock);
+}
+
+static inline void assert_spin_locked(spinlock_t *lock)
+{
+        assert_raw_spin_locked(&lock->rlock);
+}
+
 /*
  * Pull the atomic_t declaration:
  * (asm-mips/atomic.h needs above definitions)
@@ -329,19 +393,4 @@ extern int _atomic_dec_and_lock(atomic_t *atomic, spinlock_t *lock);
 #define atomic_dec_and_lock(atomic, lock) \
                 __cond_lock(lock, _atomic_dec_and_lock(atomic, lock))
 
-/**
- * spin_can_lock - would spin_trylock() succeed?
- * @lock: the spinlock in question.
- */
-#define spin_can_lock(lock)     (!spin_is_locked(lock))
-
-/*
- * Pull the _spin_*()/_read_*()/_write_*() functions/declarations:
- */
-#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
-# include <linux/spinlock_api_smp.h>
-#else
-# include <linux/spinlock_api_up.h>
-#endif
-
 #endif /* __LINUX_SPINLOCK_H */
diff --git a/include/linux/spinlock_api_smp.h b/include/linux/spinlock_api_smp.h
index 8264a7f459bc..e253ccd7a604 100644
--- a/include/linux/spinlock_api_smp.h
+++ b/include/linux/spinlock_api_smp.h
@@ -17,165 +17,76 @@
 
 int in_lock_functions(unsigned long addr);
 
-#define assert_spin_locked(x)   BUG_ON(!spin_is_locked(x))
-
-void __lockfunc _spin_lock(spinlock_t *lock)            __acquires(lock);
-void __lockfunc _spin_lock_nested(spinlock_t *lock, int subclass)
-                                                        __acquires(lock);
-void __lockfunc _spin_lock_nest_lock(spinlock_t *lock, struct lockdep_map *map)
-                                                        __acquires(lock);
-void __lockfunc _read_lock(rwlock_t *lock)              __acquires(lock);
-void __lockfunc _write_lock(rwlock_t *lock)             __acquires(lock);
-void __lockfunc _spin_lock_bh(spinlock_t *lock)         __acquires(lock);
-void __lockfunc _read_lock_bh(rwlock_t *lock)           __acquires(lock);
-void __lockfunc _write_lock_bh(rwlock_t *lock)          __acquires(lock);
-void __lockfunc _spin_lock_irq(spinlock_t *lock)        __acquires(lock);
-void __lockfunc _read_lock_irq(rwlock_t *lock)          __acquires(lock);
-void __lockfunc _write_lock_irq(rwlock_t *lock)         __acquires(lock);
-unsigned long __lockfunc _spin_lock_irqsave(spinlock_t *lock)
-                                                        __acquires(lock);
-unsigned long __lockfunc _spin_lock_irqsave_nested(spinlock_t *lock, int subclass)
-                                                        __acquires(lock);
-unsigned long __lockfunc _read_lock_irqsave(rwlock_t *lock)
-                                                        __acquires(lock);
-unsigned long __lockfunc _write_lock_irqsave(rwlock_t *lock)
-                                                        __acquires(lock);
-int __lockfunc _spin_trylock(spinlock_t *lock);
-int __lockfunc _read_trylock(rwlock_t *lock);
-int __lockfunc _write_trylock(rwlock_t *lock);
-int __lockfunc _spin_trylock_bh(spinlock_t *lock);
-void __lockfunc _spin_unlock(spinlock_t *lock)          __releases(lock);
-void __lockfunc _read_unlock(rwlock_t *lock)            __releases(lock);
-void __lockfunc _write_unlock(rwlock_t *lock)           __releases(lock);
-void __lockfunc _spin_unlock_bh(spinlock_t *lock)       __releases(lock);
-void __lockfunc _read_unlock_bh(rwlock_t *lock)         __releases(lock);
-void __lockfunc _write_unlock_bh(rwlock_t *lock)        __releases(lock);
-void __lockfunc _spin_unlock_irq(spinlock_t *lock)      __releases(lock);
-void __lockfunc _read_unlock_irq(rwlock_t *lock)        __releases(lock);
-void __lockfunc _write_unlock_irq(rwlock_t *lock)       __releases(lock);
-void __lockfunc _spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags)
-                                                        __releases(lock);
-void __lockfunc _read_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
-                                                        __releases(lock);
-void __lockfunc _write_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
-                                                        __releases(lock);
+#define assert_raw_spin_locked(x)       BUG_ON(!raw_spin_is_locked(x))
+
+void __lockfunc _raw_spin_lock(raw_spinlock_t *lock)            __acquires(lock);
+void __lockfunc _raw_spin_lock_nested(raw_spinlock_t *lock, int subclass)
+                                                                __acquires(lock);
+void __lockfunc
+_raw_spin_lock_nest_lock(raw_spinlock_t *lock, struct lockdep_map *map)
+                                                                __acquires(lock);
+void __lockfunc _raw_spin_lock_bh(raw_spinlock_t *lock)         __acquires(lock);
+void __lockfunc _raw_spin_lock_irq(raw_spinlock_t *lock)
+                                                                __acquires(lock);
+
+unsigned long __lockfunc _raw_spin_lock_irqsave(raw_spinlock_t *lock)
+                                                                __acquires(lock);
+unsigned long __lockfunc
+_raw_spin_lock_irqsave_nested(raw_spinlock_t *lock, int subclass)
+                                                                __acquires(lock);
+int __lockfunc _raw_spin_trylock(raw_spinlock_t *lock);
+int __lockfunc _raw_spin_trylock_bh(raw_spinlock_t *lock);
+void __lockfunc _raw_spin_unlock(raw_spinlock_t *lock)          __releases(lock);
+void __lockfunc _raw_spin_unlock_bh(raw_spinlock_t *lock)       __releases(lock);
+void __lockfunc _raw_spin_unlock_irq(raw_spinlock_t *lock)      __releases(lock);
+void __lockfunc
+_raw_spin_unlock_irqrestore(raw_spinlock_t *lock, unsigned long flags)
+                                                                __releases(lock);
 
 #ifdef CONFIG_INLINE_SPIN_LOCK
-#define _spin_lock(lock) __spin_lock(lock)
-#endif
-
-#ifdef CONFIG_INLINE_READ_LOCK
-#define _read_lock(lock) __read_lock(lock)
-#endif
-
-#ifdef CONFIG_INLINE_WRITE_LOCK
-#define _write_lock(lock) __write_lock(lock)
+#define _raw_spin_lock(lock) __raw_spin_lock(lock)
 #endif
 
 #ifdef CONFIG_INLINE_SPIN_LOCK_BH
-#define _spin_lock_bh(lock) __spin_lock_bh(lock)
-#endif
-
-#ifdef CONFIG_INLINE_READ_LOCK_BH
-#define _read_lock_bh(lock) __read_lock_bh(lock)
-#endif
-
-#ifdef CONFIG_INLINE_WRITE_LOCK_BH
-#define _write_lock_bh(lock) __write_lock_bh(lock)
+#define _raw_spin_lock_bh(lock) __raw_spin_lock_bh(lock)
 #endif
 
 #ifdef CONFIG_INLINE_SPIN_LOCK_IRQ
-#define _spin_lock_irq(lock) __spin_lock_irq(lock)
-#endif
-
-#ifdef CONFIG_INLINE_READ_LOCK_IRQ
-#define _read_lock_irq(lock) __read_lock_irq(lock)
-#endif
-
-#ifdef CONFIG_INLINE_WRITE_LOCK_IRQ
-#define _write_lock_irq(lock) __write_lock_irq(lock)
+#define _raw_spin_lock_irq(lock) __raw_spin_lock_irq(lock)
 #endif
 
 #ifdef CONFIG_INLINE_SPIN_LOCK_IRQSAVE
-#define _spin_lock_irqsave(lock) __spin_lock_irqsave(lock)
-#endif
-
-#ifdef CONFIG_INLINE_READ_LOCK_IRQSAVE
-#define _read_lock_irqsave(lock) __read_lock_irqsave(lock)
-#endif
-
-#ifdef CONFIG_INLINE_WRITE_LOCK_IRQSAVE
-#define _write_lock_irqsave(lock) __write_lock_irqsave(lock)
+#define _raw_spin_lock_irqsave(lock) __raw_spin_lock_irqsave(lock)
 #endif
 
 #ifdef CONFIG_INLINE_SPIN_TRYLOCK
-#define _spin_trylock(lock) __spin_trylock(lock)
-#endif
-
-#ifdef CONFIG_INLINE_READ_TRYLOCK
-#define _read_trylock(lock) __read_trylock(lock)
-#endif
-
-#ifdef CONFIG_INLINE_WRITE_TRYLOCK
-#define _write_trylock(lock) __write_trylock(lock)
+#define _raw_spin_trylock(lock) __raw_spin_trylock(lock)
 #endif
 
 #ifdef CONFIG_INLINE_SPIN_TRYLOCK_BH
-#define _spin_trylock_bh(lock) __spin_trylock_bh(lock)
+#define _raw_spin_trylock_bh(lock) __raw_spin_trylock_bh(lock)
 #endif
 
 #ifdef CONFIG_INLINE_SPIN_UNLOCK
-#define _spin_unlock(lock) __spin_unlock(lock)
-#endif
-
-#ifdef CONFIG_INLINE_READ_UNLOCK
-#define _read_unlock(lock) __read_unlock(lock)
-#endif
-
-#ifdef CONFIG_INLINE_WRITE_UNLOCK
-#define _write_unlock(lock) __write_unlock(lock)
+#define _raw_spin_unlock(lock) __raw_spin_unlock(lock)
 #endif
 
 #ifdef CONFIG_INLINE_SPIN_UNLOCK_BH
-#define _spin_unlock_bh(lock) __spin_unlock_bh(lock)
-#endif
-
-#ifdef CONFIG_INLINE_READ_UNLOCK_BH
-#define _read_unlock_bh(lock) __read_unlock_bh(lock)
-#endif
-
-#ifdef CONFIG_INLINE_WRITE_UNLOCK_BH
-#define _write_unlock_bh(lock) __write_unlock_bh(lock)
+#define _raw_spin_unlock_bh(lock) __raw_spin_unlock_bh(lock)
 #endif
 
 #ifdef CONFIG_INLINE_SPIN_UNLOCK_IRQ
-#define _spin_unlock_irq(lock) __spin_unlock_irq(lock)
-#endif
-
-#ifdef CONFIG_INLINE_READ_UNLOCK_IRQ
-#define _read_unlock_irq(lock) __read_unlock_irq(lock)
-#endif
-
-#ifdef CONFIG_INLINE_WRITE_UNLOCK_IRQ
-#define _write_unlock_irq(lock) __write_unlock_irq(lock)
+#define _raw_spin_unlock_irq(lock) __raw_spin_unlock_irq(lock)
 #endif
 
 #ifdef CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE
-#define _spin_unlock_irqrestore(lock, flags) __spin_unlock_irqrestore(lock, flags)
-#endif
-
-#ifdef CONFIG_INLINE_READ_UNLOCK_IRQRESTORE
-#define _read_unlock_irqrestore(lock, flags) __read_unlock_irqrestore(lock, flags)
-#endif
-
-#ifdef CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE
-#define _write_unlock_irqrestore(lock, flags) __write_unlock_irqrestore(lock, flags)
+#define _raw_spin_unlock_irqrestore(lock, flags) __raw_spin_unlock_irqrestore(lock, flags)
 #endif
 
-static inline int __spin_trylock(spinlock_t *lock)
+static inline int __raw_spin_trylock(raw_spinlock_t *lock)
 {
         preempt_disable();
-        if (_raw_spin_trylock(lock)) {
+        if (do_raw_spin_trylock(lock)) {
                 spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
                 return 1;
         }
@@ -183,28 +94,6 @@ static inline int __spin_trylock(spinlock_t *lock)
         return 0;
 }
 
-static inline int __read_trylock(rwlock_t *lock)
-{
-        preempt_disable();
-        if (_raw_read_trylock(lock)) {
-                rwlock_acquire_read(&lock->dep_map, 0, 1, _RET_IP_);
-                return 1;
-        }
-        preempt_enable();
-        return 0;
-}
-
-static inline int __write_trylock(rwlock_t *lock)
-{
-        preempt_disable();
-        if (_raw_write_trylock(lock)) {
-                rwlock_acquire(&lock->dep_map, 0, 1, _RET_IP_);
-                return 1;
-        }
-        preempt_enable();
-        return 0;
-}
-
 /*
  * If lockdep is enabled then we use the non-preemption spin-ops
  * even on CONFIG_PREEMPT, because lockdep assumes that interrupts are
@@ -212,14 +101,7 @@ static inline int __write_trylock(rwlock_t *lock)
  */
 #if !defined(CONFIG_GENERIC_LOCKBREAK) || defined(CONFIG_DEBUG_LOCK_ALLOC)
 
-static inline void __read_lock(rwlock_t *lock)
-{
-        preempt_disable();
-        rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
-        LOCK_CONTENDED(lock, _raw_read_trylock, _raw_read_lock);
-}
-
-static inline unsigned long __spin_lock_irqsave(spinlock_t *lock)
+static inline unsigned long __raw_spin_lock_irqsave(raw_spinlock_t *lock)
 {
         unsigned long flags;
 
@@ -228,205 +110,79 @@ static inline unsigned long __spin_lock_irqsave(spinlock_t *lock)
         spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
         /*
          * On lockdep we dont want the hand-coded irq-enable of
-         * _raw_spin_lock_flags() code, because lockdep assumes
+         * do_raw_spin_lock_flags() code, because lockdep assumes
          * that interrupts are not re-enabled during lock-acquire:
          */
 #ifdef CONFIG_LOCKDEP
-        LOCK_CONTENDED(lock, _raw_spin_trylock, _raw_spin_lock);
+        LOCK_CONTENDED(lock, do_raw_spin_trylock, do_raw_spin_lock);
 #else
-        _raw_spin_lock_flags(lock, &flags);
+        do_raw_spin_lock_flags(lock, &flags);
 #endif
         return flags;
 }
 
-static inline void __spin_lock_irq(spinlock_t *lock)
+static inline void __raw_spin_lock_irq(raw_spinlock_t *lock)
 {
         local_irq_disable();
         preempt_disable();
         spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
-        LOCK_CONTENDED(lock, _raw_spin_trylock, _raw_spin_lock);
+        LOCK_CONTENDED(lock, do_raw_spin_trylock, do_raw_spin_lock);
 }
 
-static inline void __spin_lock_bh(spinlock_t *lock)
+static inline void __raw_spin_lock_bh(raw_spinlock_t *lock)
 {
         local_bh_disable();
         preempt_disable();
         spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
-        LOCK_CONTENDED(lock, _raw_spin_trylock, _raw_spin_lock);
-}
-
-static inline unsigned long __read_lock_irqsave(rwlock_t *lock)
-{
-        unsigned long flags;
-
-        local_irq_save(flags);
-        preempt_disable();
-        rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
-        LOCK_CONTENDED_FLAGS(lock, _raw_read_trylock, _raw_read_lock,
-                             _raw_read_lock_flags, &flags);
-        return flags;
-}
-
-static inline void __read_lock_irq(rwlock_t *lock)
-{
-        local_irq_disable();
-        preempt_disable();
-        rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
-        LOCK_CONTENDED(lock, _raw_read_trylock, _raw_read_lock);
-}
-
-static inline void __read_lock_bh(rwlock_t *lock)
-{
-        local_bh_disable();
-        preempt_disable();
-        rwlock_acquire_read(&lock->dep_map, 0, 0, _RET_IP_);
-        LOCK_CONTENDED(lock, _raw_read_trylock, _raw_read_lock);
-}
-
-static inline unsigned long __write_lock_irqsave(rwlock_t *lock)
-{
-        unsigned long flags;
-
-        local_irq_save(flags);
-        preempt_disable();
-        rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
-        LOCK_CONTENDED_FLAGS(lock, _raw_write_trylock, _raw_write_lock,
-                             _raw_write_lock_flags, &flags);
-        return flags;
-}
-
-static inline void __write_lock_irq(rwlock_t *lock)
-{
-        local_irq_disable();
-        preempt_disable();
-        rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
-        LOCK_CONTENDED(lock, _raw_write_trylock, _raw_write_lock);
+        LOCK_CONTENDED(lock, do_raw_spin_trylock, do_raw_spin_lock);
 }
 
-static inline void __write_lock_bh(rwlock_t *lock)
-{
-        local_bh_disable();
-        preempt_disable();
-        rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
-        LOCK_CONTENDED(lock, _raw_write_trylock, _raw_write_lock);
-}
-
-static inline void __spin_lock(spinlock_t *lock)
+static inline void __raw_spin_lock(raw_spinlock_t *lock)
 {
         preempt_disable();
         spin_acquire(&lock->dep_map, 0, 0, _RET_IP_);
-        LOCK_CONTENDED(lock, _raw_spin_trylock, _raw_spin_lock);
-}
-
-static inline void __write_lock(rwlock_t *lock)
-{
-        preempt_disable();
-        rwlock_acquire(&lock->dep_map, 0, 0, _RET_IP_);
-        LOCK_CONTENDED(lock, _raw_write_trylock, _raw_write_lock);
+        LOCK_CONTENDED(lock, do_raw_spin_trylock, do_raw_spin_lock);
 }
 
 #endif /* CONFIG_PREEMPT */
 
-static inline void __spin_unlock(spinlock_t *lock)
+static inline void __raw_spin_unlock(raw_spinlock_t *lock)
 {
         spin_release(&lock->dep_map, 1, _RET_IP_);
-        _raw_spin_unlock(lock);
-        preempt_enable();
-}
-
-static inline void __write_unlock(rwlock_t *lock)
-{
-        rwlock_release(&lock->dep_map, 1, _RET_IP_);
-        _raw_write_unlock(lock);
-        preempt_enable();
-}
-
-static inline void __read_unlock(rwlock_t *lock)
-{
-        rwlock_release(&lock->dep_map, 1, _RET_IP_);
-        _raw_read_unlock(lock);
+        do_raw_spin_unlock(lock);
         preempt_enable();
 }
 
-static inline void __spin_unlock_irqrestore(spinlock_t *lock,
+static inline void __raw_spin_unlock_irqrestore(raw_spinlock_t *lock,
                                             unsigned long flags)
 {
         spin_release(&lock->dep_map, 1, _RET_IP_);
-        _raw_spin_unlock(lock);
+        do_raw_spin_unlock(lock);
         local_irq_restore(flags);
         preempt_enable();
 }
 
-static inline void __spin_unlock_irq(spinlock_t *lock)
+static inline void __raw_spin_unlock_irq(raw_spinlock_t *lock)
 {
         spin_release(&lock->dep_map, 1, _RET_IP_);
-        _raw_spin_unlock(lock);
+        do_raw_spin_unlock(lock);
         local_irq_enable();
         preempt_enable();
 }
 
-static inline void __spin_unlock_bh(spinlock_t *lock)
+static inline void __raw_spin_unlock_bh(raw_spinlock_t *lock)
 {
         spin_release(&lock->dep_map, 1, _RET_IP_);
-        _raw_spin_unlock(lock);
-        preempt_enable_no_resched();
-        local_bh_enable_ip((unsigned long)__builtin_return_address(0));
-}
-
-static inline void __read_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
-{
-        rwlock_release(&lock->dep_map, 1, _RET_IP_);
-        _raw_read_unlock(lock);
-        local_irq_restore(flags);
-        preempt_enable();
-}
-
-static inline void __read_unlock_irq(rwlock_t *lock)
-{
-        rwlock_release(&lock->dep_map, 1, _RET_IP_);
-        _raw_read_unlock(lock);
-        local_irq_enable();
-        preempt_enable();
-}
-
-static inline void __read_unlock_bh(rwlock_t *lock)
-{
-        rwlock_release(&lock->dep_map, 1, _RET_IP_);
-        _raw_read_unlock(lock);
+        do_raw_spin_unlock(lock);
         preempt_enable_no_resched();
         local_bh_enable_ip((unsigned long)__builtin_return_address(0));
 }
 
-static inline void __write_unlock_irqrestore(rwlock_t *lock,
-                                             unsigned long flags)
-{
-        rwlock_release(&lock->dep_map, 1, _RET_IP_);
-        _raw_write_unlock(lock);
-        local_irq_restore(flags);
-        preempt_enable();
-}
-
-static inline void __write_unlock_irq(rwlock_t *lock)
-{
-        rwlock_release(&lock->dep_map, 1, _RET_IP_);
-        _raw_write_unlock(lock);
-        local_irq_enable();
-        preempt_enable();
-}
-
-static inline void __write_unlock_bh(rwlock_t *lock)
-{
-        rwlock_release(&lock->dep_map, 1, _RET_IP_);
-        _raw_write_unlock(lock);
-        preempt_enable_no_resched();
-        local_bh_enable_ip((unsigned long)__builtin_return_address(0));
-}
-
-static inline int __spin_trylock_bh(spinlock_t *lock)
+static inline int __raw_spin_trylock_bh(raw_spinlock_t *lock)
 {
         local_bh_disable();
         preempt_disable();
-        if (_raw_spin_trylock(lock)) {
+        if (do_raw_spin_trylock(lock)) {
                 spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
                 return 1;
         }
@@ -435,4 +191,6 @@ static inline int __spin_trylock_bh(spinlock_t *lock)
         return 0;
 }
 
+#include <linux/rwlock_api_smp.h>
+
 #endif /* __LINUX_SPINLOCK_API_SMP_H */
diff --git a/include/linux/spinlock_api_up.h b/include/linux/spinlock_api_up.h
index 04e1d3164576..af1f47229e70 100644
--- a/include/linux/spinlock_api_up.h
+++ b/include/linux/spinlock_api_up.h
@@ -16,7 +16,7 @@
 
 #define in_lock_functions(ADDR)         0
 
-#define assert_spin_locked(lock)        do { (void)(lock); } while (0)
+#define assert_raw_spin_locked(lock)    do { (void)(lock); } while (0)
 
 /*
  * In the UP-nondebug case there's no real locking going on, so the
@@ -40,7 +40,8 @@
   do { preempt_enable(); __release(lock); (void)(lock); } while (0)
 
 #define __UNLOCK_BH(lock) \
-  do { preempt_enable_no_resched(); local_bh_enable(); __release(lock); (void)(lock); } while (0)
+  do { preempt_enable_no_resched(); local_bh_enable(); \
+          __release(lock); (void)(lock); } while (0)
 
 #define __UNLOCK_IRQ(lock) \
   do { local_irq_enable(); __UNLOCK(lock); } while (0)
@@ -48,34 +49,37 @@
 #define __UNLOCK_IRQRESTORE(lock, flags) \
   do { local_irq_restore(flags); __UNLOCK(lock); } while (0)
 
-#define _spin_lock(lock)                        __LOCK(lock)
-#define _spin_lock_nested(lock, subclass)       __LOCK(lock)
-#define _read_lock(lock)                        __LOCK(lock)
-#define _write_lock(lock)                       __LOCK(lock)
-#define _spin_lock_bh(lock)                     __LOCK_BH(lock)
-#define _read_lock_bh(lock)                     __LOCK_BH(lock)
-#define _write_lock_bh(lock)                    __LOCK_BH(lock)
-#define _spin_lock_irq(lock)                    __LOCK_IRQ(lock)
-#define _read_lock_irq(lock)                    __LOCK_IRQ(lock)
-#define _write_lock_irq(lock)                   __LOCK_IRQ(lock)
-#define _spin_lock_irqsave(lock, flags)         __LOCK_IRQSAVE(lock, flags)
-#define _read_lock_irqsave(lock, flags)         __LOCK_IRQSAVE(lock, flags)
-#define _write_lock_irqsave(lock, flags)        __LOCK_IRQSAVE(lock, flags)
-#define _spin_trylock(lock)                     ({ __LOCK(lock); 1; })
-#define _read_trylock(lock)                     ({ __LOCK(lock); 1; })
-#define _write_trylock(lock)                    ({ __LOCK(lock); 1; })
-#define _spin_trylock_bh(lock)                  ({ __LOCK_BH(lock); 1; })
-#define _spin_unlock(lock)                      __UNLOCK(lock)
-#define _read_unlock(lock)                      __UNLOCK(lock)
-#define _write_unlock(lock)                     __UNLOCK(lock)
-#define _spin_unlock_bh(lock)                   __UNLOCK_BH(lock)
-#define _write_unlock_bh(lock)                  __UNLOCK_BH(lock)
-#define _read_unlock_bh(lock)                   __UNLOCK_BH(lock)
-#define _spin_unlock_irq(lock)                  __UNLOCK_IRQ(lock)
-#define _read_unlock_irq(lock)                  __UNLOCK_IRQ(lock)
-#define _write_unlock_irq(lock)                 __UNLOCK_IRQ(lock)
-#define _spin_unlock_irqrestore(lock, flags)    __UNLOCK_IRQRESTORE(lock, flags)
-#define _read_unlock_irqrestore(lock, flags)    __UNLOCK_IRQRESTORE(lock, flags)
-#define _write_unlock_irqrestore(lock, flags)   __UNLOCK_IRQRESTORE(lock, flags)
+#define _raw_spin_lock(lock)                    __LOCK(lock)
+#define _raw_spin_lock_nested(lock, subclass)   __LOCK(lock)
+#define _raw_read_lock(lock)                    __LOCK(lock)
+#define _raw_write_lock(lock)                   __LOCK(lock)
+#define _raw_spin_lock_bh(lock)                 __LOCK_BH(lock)
+#define _raw_read_lock_bh(lock)                 __LOCK_BH(lock)
+#define _raw_write_lock_bh(lock)                __LOCK_BH(lock)
+#define _raw_spin_lock_irq(lock)                __LOCK_IRQ(lock)
+#define _raw_read_lock_irq(lock)                __LOCK_IRQ(lock)
+#define _raw_write_lock_irq(lock)               __LOCK_IRQ(lock)
+#define _raw_spin_lock_irqsave(lock, flags)     __LOCK_IRQSAVE(lock, flags)
+#define _raw_read_lock_irqsave(lock, flags)     __LOCK_IRQSAVE(lock, flags)
+#define _raw_write_lock_irqsave(lock, flags)    __LOCK_IRQSAVE(lock, flags)
+#define _raw_spin_trylock(lock)                 ({ __LOCK(lock); 1; })
+#define _raw_read_trylock(lock)                 ({ __LOCK(lock); 1; })
+#define _raw_write_trylock(lock)                        ({ __LOCK(lock); 1; })
+#define _raw_spin_trylock_bh(lock)              ({ __LOCK_BH(lock); 1; })
+#define _raw_spin_unlock(lock)                  __UNLOCK(lock)
+#define _raw_read_unlock(lock)                  __UNLOCK(lock)
+#define _raw_write_unlock(lock)                 __UNLOCK(lock)
+#define _raw_spin_unlock_bh(lock)               __UNLOCK_BH(lock)
+#define _raw_write_unlock_bh(lock)              __UNLOCK_BH(lock)
+#define _raw_read_unlock_bh(lock)               __UNLOCK_BH(lock)
+#define _raw_spin_unlock_irq(lock)              __UNLOCK_IRQ(lock)
+#define _raw_read_unlock_irq(lock)              __UNLOCK_IRQ(lock)
+#define _raw_write_unlock_irq(lock)             __UNLOCK_IRQ(lock)
+#define _raw_spin_unlock_irqrestore(lock, flags) \
+                                        __UNLOCK_IRQRESTORE(lock, flags)
+#define _raw_read_unlock_irqrestore(lock, flags) \
+                                        __UNLOCK_IRQRESTORE(lock, flags)
+#define _raw_write_unlock_irqrestore(lock, flags) \
+                                        __UNLOCK_IRQRESTORE(lock, flags)
 
 #endif /* __LINUX_SPINLOCK_API_UP_H */
diff --git a/include/linux/spinlock_types.h b/include/linux/spinlock_types.h
index 68d88f71f1a2..851b7783720d 100644
--- a/include/linux/spinlock_types.h
+++ b/include/linux/spinlock_types.h
@@ -17,8 +17,8 @@
 
 #include <linux/lockdep.h>
 
-typedef struct {
-        raw_spinlock_t raw_lock;
+typedef struct raw_spinlock {
+        arch_spinlock_t raw_lock;
 #ifdef CONFIG_GENERIC_LOCKBREAK
         unsigned int break_lock;
 #endif
@@ -29,26 +29,10 @@ typedef struct {
 #ifdef CONFIG_DEBUG_LOCK_ALLOC
         struct lockdep_map dep_map;
 #endif
-} spinlock_t;
+} raw_spinlock_t;
 
 #define SPINLOCK_MAGIC          0xdead4ead
 
-typedef struct {
-        raw_rwlock_t raw_lock;
-#ifdef CONFIG_GENERIC_LOCKBREAK
-        unsigned int break_lock;
-#endif
-#ifdef CONFIG_DEBUG_SPINLOCK
-        unsigned int magic, owner_cpu;
-        void *owner;
-#endif
-#ifdef CONFIG_DEBUG_LOCK_ALLOC
-        struct lockdep_map dep_map;
-#endif
-} rwlock_t;
-
-#define RWLOCK_MAGIC            0xdeaf1eed
-
 #define SPINLOCK_OWNER_INIT     ((void *)-1L)
 
 #ifdef CONFIG_DEBUG_LOCK_ALLOC
@@ -57,44 +41,56 @@ typedef struct {
 # define SPIN_DEP_MAP_INIT(lockname)
 #endif
 
-#ifdef CONFIG_DEBUG_LOCK_ALLOC
-# define RW_DEP_MAP_INIT(lockname)      .dep_map = { .name = #lockname }
+#ifdef CONFIG_DEBUG_SPINLOCK
+# define SPIN_DEBUG_INIT(lockname)              \
+        .magic = SPINLOCK_MAGIC,                \
+        .owner_cpu = -1,                        \
+        .owner = SPINLOCK_OWNER_INIT,
 #else
-# define RW_DEP_MAP_INIT(lockname)
+# define SPIN_DEBUG_INIT(lockname)
 #endif
 
-#ifdef CONFIG_DEBUG_SPINLOCK
-# define __SPIN_LOCK_UNLOCKED(lockname)                                 \
-        (spinlock_t)    {       .raw_lock = __RAW_SPIN_LOCK_UNLOCKED,   \
-                                .magic = SPINLOCK_MAGIC,                \
-                                .owner = SPINLOCK_OWNER_INIT,           \
-                                .owner_cpu = -1,                        \
-                                SPIN_DEP_MAP_INIT(lockname) }
-#define __RW_LOCK_UNLOCKED(lockname)                                    \
-        (rwlock_t)      {       .raw_lock = __RAW_RW_LOCK_UNLOCKED,     \
-                                .magic = RWLOCK_MAGIC,                  \
-                                .owner = SPINLOCK_OWNER_INIT,           \
-                                .owner_cpu = -1,                        \
-                                RW_DEP_MAP_INIT(lockname) }
-#else
-# define __SPIN_LOCK_UNLOCKED(lockname) \
-        (spinlock_t)    {       .raw_lock = __RAW_SPIN_LOCK_UNLOCKED,   \
-                                SPIN_DEP_MAP_INIT(lockname) }
-#define __RW_LOCK_UNLOCKED(lockname) \
-        (rwlock_t)      {       .raw_lock = __RAW_RW_LOCK_UNLOCKED,     \
-                                RW_DEP_MAP_INIT(lockname) }
+#define __RAW_SPIN_LOCK_INITIALIZER(lockname)   \
+        {                                       \
+        .raw_lock = __ARCH_SPIN_LOCK_UNLOCKED,  \
+        SPIN_DEBUG_INIT(lockname)               \
+        SPIN_DEP_MAP_INIT(lockname) }
+
+#define __RAW_SPIN_LOCK_UNLOCKED(lockname)      \
+        (raw_spinlock_t) __RAW_SPIN_LOCK_INITIALIZER(lockname)
+
+#define DEFINE_RAW_SPINLOCK(x)  raw_spinlock_t x = __RAW_SPIN_LOCK_UNLOCKED(x)
+
+typedef struct spinlock {
+        union {
+                struct raw_spinlock rlock;
+
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
+# define LOCK_PADSIZE (offsetof(struct raw_spinlock, dep_map))
+                struct {
+                        u8 __padding[LOCK_PADSIZE];
+                        struct lockdep_map dep_map;
+                };
 #endif
+        };
+} spinlock_t;
+
+#define __SPIN_LOCK_INITIALIZER(lockname) \
+        { { .rlock = __RAW_SPIN_LOCK_INITIALIZER(lockname) } }
+
+#define __SPIN_LOCK_UNLOCKED(lockname) \
+        (spinlock_t ) __SPIN_LOCK_INITIALIZER(lockname)
 
 /*
- * SPIN_LOCK_UNLOCKED and RW_LOCK_UNLOCKED defeat lockdep state tracking and
- * are hence deprecated.
- * Please use DEFINE_SPINLOCK()/DEFINE_RWLOCK() or
- * __SPIN_LOCK_UNLOCKED()/__RW_LOCK_UNLOCKED() as appropriate.
+ * SPIN_LOCK_UNLOCKED defeats lockdep state tracking and is hence
+ * deprecated.
+ * Please use DEFINE_SPINLOCK() or __SPIN_LOCK_UNLOCKED() as
+ * appropriate.
  */
 #define SPIN_LOCK_UNLOCKED      __SPIN_LOCK_UNLOCKED(old_style_spin_init)
-#define RW_LOCK_UNLOCKED        __RW_LOCK_UNLOCKED(old_style_rw_init)
 
 #define DEFINE_SPINLOCK(x)      spinlock_t x = __SPIN_LOCK_UNLOCKED(x)
-#define DEFINE_RWLOCK(x)        rwlock_t x = __RW_LOCK_UNLOCKED(x)
+
+#include <linux/rwlock_types.h>
 
 #endif /* __LINUX_SPINLOCK_TYPES_H */
diff --git a/include/linux/spinlock_types_up.h b/include/linux/spinlock_types_up.h
index 04135b0e198e..c09b6407ae1b 100644
--- a/include/linux/spinlock_types_up.h
+++ b/include/linux/spinlock_types_up.h
@@ -16,22 +16,22 @@
 
 typedef struct {
         volatile unsigned int slock;
-} raw_spinlock_t;
+} arch_spinlock_t;
 
-#define __RAW_SPIN_LOCK_UNLOCKED { 1 }
+#define __ARCH_SPIN_LOCK_UNLOCKED { 1 }
 
 #else
 
-typedef struct { } raw_spinlock_t;
+typedef struct { } arch_spinlock_t;
 
-#define __RAW_SPIN_LOCK_UNLOCKED { }
+#define __ARCH_SPIN_LOCK_UNLOCKED { }
 
 #endif
 
 typedef struct {
         /* no debug version on UP */
-} raw_rwlock_t;
+} arch_rwlock_t;
 
-#define __RAW_RW_LOCK_UNLOCKED { }
+#define __ARCH_RW_LOCK_UNLOCKED { }
 
 #endif /* __LINUX_SPINLOCK_TYPES_UP_H */
diff --git a/include/linux/spinlock_up.h b/include/linux/spinlock_up.h
index d4841ed8215b..b14f6a91e19f 100644
--- a/include/linux/spinlock_up.h
+++ b/include/linux/spinlock_up.h
@@ -18,21 +18,21 @@
  */
 
 #ifdef CONFIG_DEBUG_SPINLOCK
-#define __raw_spin_is_locked(x)         ((x)->slock == 0)
+#define arch_spin_is_locked(x)          ((x)->slock == 0)
 
-static inline void __raw_spin_lock(raw_spinlock_t *lock)
+static inline void arch_spin_lock(arch_spinlock_t *lock)
 {
         lock->slock = 0;
 }
 
 static inline void
-__raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long flags)
+arch_spin_lock_flags(arch_spinlock_t *lock, unsigned long flags)
 {
         local_irq_save(flags);
         lock->slock = 0;
 }
 
-static inline int __raw_spin_trylock(raw_spinlock_t *lock)
+static inline int arch_spin_trylock(arch_spinlock_t *lock)
 {
         char oldval = lock->slock;
 
@@ -41,7 +41,7 @@ static inline int __raw_spin_trylock(raw_spinlock_t *lock)
         return oldval > 0;
 }
 
-static inline void __raw_spin_unlock(raw_spinlock_t *lock)
+static inline void arch_spin_unlock(arch_spinlock_t *lock)
 {
         lock->slock = 1;
 }
@@ -49,28 +49,28 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock)
 /*
  * Read-write spinlocks. No debug version.
  */
-#define __raw_read_lock(lock)           do { (void)(lock); } while (0)
-#define __raw_write_lock(lock)          do { (void)(lock); } while (0)
-#define __raw_read_trylock(lock)        ({ (void)(lock); 1; })
-#define __raw_write_trylock(lock)       ({ (void)(lock); 1; })
-#define __raw_read_unlock(lock)         do { (void)(lock); } while (0)
-#define __raw_write_unlock(lock)        do { (void)(lock); } while (0)
+#define arch_read_lock(lock)            do { (void)(lock); } while (0)
+#define arch_write_lock(lock)           do { (void)(lock); } while (0)
+#define arch_read_trylock(lock) ({ (void)(lock); 1; })
+#define arch_write_trylock(lock)        ({ (void)(lock); 1; })
+#define arch_read_unlock(lock)          do { (void)(lock); } while (0)
+#define arch_write_unlock(lock) do { (void)(lock); } while (0)
 
 #else /* DEBUG_SPINLOCK */
-#define __raw_spin_is_locked(lock)      ((void)(lock), 0)
+#define arch_spin_is_locked(lock)       ((void)(lock), 0)
 /* for sched.c and kernel_lock.c: */
-# define __raw_spin_lock(lock)          do { (void)(lock); } while (0)
-# define __raw_spin_lock_flags(lock, flags)     do { (void)(lock); } while (0)
-# define __raw_spin_unlock(lock)        do { (void)(lock); } while (0)
-# define __raw_spin_trylock(lock)       ({ (void)(lock); 1; })
+# define arch_spin_lock(lock)           do { (void)(lock); } while (0)
+# define arch_spin_lock_flags(lock, flags)      do { (void)(lock); } while (0)
+# define arch_spin_unlock(lock) do { (void)(lock); } while (0)
+# define arch_spin_trylock(lock)        ({ (void)(lock); 1; })
 #endif /* DEBUG_SPINLOCK */
 
-#define __raw_spin_is_contended(lock)   (((void)(lock), 0))
+#define arch_spin_is_contended(lock)    (((void)(lock), 0))
 
-#define __raw_read_can_lock(lock)       (((void)(lock), 1))
-#define __raw_write_can_lock(lock)      (((void)(lock), 1))
+#define arch_read_can_lock(lock)        (((void)(lock), 1))
+#define arch_write_can_lock(lock)       (((void)(lock), 1))
 
-#define __raw_spin_unlock_wait(lock) \
-                do { cpu_relax(); } while (__raw_spin_is_locked(lock))
+#define arch_spin_unlock_wait(lock) \
+                do { cpu_relax(); } while (arch_spin_is_locked(lock))
 
 #endif /* __LINUX_SPINLOCK_UP_H */
diff --git a/include/linux/string.h b/include/linux/string.h
index b8508868d5ad..a716ee2a8adb 100644
--- a/include/linux/string.h
+++ b/include/linux/string.h
@@ -62,9 +62,20 @@ extern char * strnchr(const char *, size_t, int);
 #ifndef __HAVE_ARCH_STRRCHR
 extern char * strrchr(const char *,int);
 #endif
-extern char * __must_check strstrip(char *);
+extern char * __must_check skip_spaces(const char *);
+
+extern char *strim(char *);
+
+static inline __must_check char *strstrip(char *str)
+{
+        return strim(str);
+}
+
 #ifndef __HAVE_ARCH_STRSTR
-extern char * strstr(const char *,const char *);
+extern char * strstr(const char *, const char *);
+#endif
+#ifndef __HAVE_ARCH_STRNSTR
+extern char * strnstr(const char *, const char *, size_t);
 #endif
 #ifndef __HAVE_ARCH_STRLEN
 extern __kernel_size_t strlen(const char *);
diff --git a/include/linux/sunrpc/debug.h b/include/linux/sunrpc/debug.h
index 10709cbe96fd..c2786f20016f 100644
--- a/include/linux/sunrpc/debug.h
+++ b/include/linux/sunrpc/debug.h
@@ -28,9 +28,6 @@
 
 #ifdef __KERNEL__
 
-#include <linux/timer.h>
-#include <linux/workqueue.h>
-
 /*
  * Enable RPC debugging/profiling.
  */
diff --git a/include/linux/sunrpc/rpc_rdma.h b/include/linux/sunrpc/rpc_rdma.h
index 87b895d5c786..b78f16b1dea3 100644
--- a/include/linux/sunrpc/rpc_rdma.h
+++ b/include/linux/sunrpc/rpc_rdma.h
@@ -40,6 +40,8 @@
 #ifndef _LINUX_SUNRPC_RPC_RDMA_H
 #define _LINUX_SUNRPC_RPC_RDMA_H
 
+#include <linux/types.h>
+
 struct rpcrdma_segment {
         __be32 rs_handle;       /* Registered memory handle */
         __be32 rs_length;       /* Length of the chunk in bytes */
diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h
index 1906782ec86b..7bc7fd5291ce 100644
--- a/include/linux/sunrpc/sched.h
+++ b/include/linux/sunrpc/sched.h
@@ -173,7 +173,8 @@ struct rpc_task_setup {
 #define RPC_PRIORITY_LOW        (-1)
 #define RPC_PRIORITY_NORMAL     (0)
 #define RPC_PRIORITY_HIGH       (1)
-#define RPC_NR_PRIORITY         (1 + RPC_PRIORITY_HIGH - RPC_PRIORITY_LOW)
+#define RPC_PRIORITY_PRIVILEGED (2)
+#define RPC_NR_PRIORITY         (1 + RPC_PRIORITY_PRIVILEGED - RPC_PRIORITY_LOW)
 
 struct rpc_timer {
         struct timer_list timer;
@@ -229,6 +230,7 @@ void		rpc_wake_up_queued_task(struct rpc_wait_queue *,
 void            rpc_wake_up(struct rpc_wait_queue *);
 struct rpc_task *rpc_wake_up_next(struct rpc_wait_queue *);
 void            rpc_wake_up_status(struct rpc_wait_queue *, int);
+int             rpc_queue_empty(struct rpc_wait_queue *);
 void            rpc_delay(struct rpc_task *, unsigned long);
 void *          rpc_malloc(struct rpc_task *, size_t);
 void            rpc_free(void *);
@@ -254,6 +256,16 @@ static inline int rpc_wait_for_completion_task(struct rpc_task *task)
         return __rpc_wait_for_completion_task(task, NULL);
 }
 
+static inline void rpc_task_set_priority(struct rpc_task *task, unsigned char prio)
+{
+        task->tk_priority = prio - RPC_PRIORITY_LOW;
+}
+
+static inline int rpc_task_has_priority(struct rpc_task *task, unsigned char prio)
+{
+        return (task->tk_priority + RPC_PRIORITY_LOW == prio);
+}
+
 #ifdef RPC_DEBUG
 static inline const char * rpc_qname(struct rpc_wait_queue *q)
 {
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 52e8cb0a7569..5a3085b9b394 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -29,7 +29,6 @@ struct svc_pool_stats {
         unsigned long   packets;
         unsigned long   sockets_queued;
         unsigned long   threads_woken;
-        unsigned long   overloads_avoided;
         unsigned long   threads_timedout;
 };
 
@@ -50,7 +49,6 @@ struct svc_pool {
         struct list_head        sp_sockets;     /* pending sockets */
         unsigned int            sp_nrthreads;   /* # of threads in pool */
         struct list_head        sp_all_threads; /* all server threads */
-        int                     sp_nwaking;     /* number of threads woken but not yet active */
         struct svc_pool_stats   sp_stats;       /* statistics on pool operation */
 } ____cacheline_aligned_in_smp;
 
@@ -275,16 +273,11 @@ struct svc_rqst {
         struct auth_domain *    rq_client;      /* RPC peer info */
         struct auth_domain *    rq_gssclient;   /* "gss/"-style peer info */
         struct svc_cacherep *   rq_cacherep;    /* cache info */
-        struct knfsd_fh *       rq_reffh;       /* Referrence filehandle, used to
-                                                 * determine what device number
-                                                 * to report (real or virtual)
-                                                 */
         int                     rq_splice_ok;   /* turned off in gss privacy
                                                  * to prevent encrypting page
                                                  * cache pages */
         wait_queue_head_t       rq_wait;        /* synchronization */
         struct task_struct      *rq_task;       /* service thread */
-        int                     rq_waking;      /* 1 if thread is being woken */
 };
 
 /*
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 4ec90019c1a4..a2602a8207a6 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -145,38 +145,43 @@ enum {
         SWP_DISCARDABLE = (1 << 2),     /* blkdev supports discard */
         SWP_DISCARDING  = (1 << 3),     /* now discarding a free cluster */
         SWP_SOLIDSTATE  = (1 << 4),     /* blkdev seeks are cheap */
+        SWP_CONTINUED   = (1 << 5),     /* swap_map has count continuation */
                                         /* add others here before... */
         SWP_SCANNING    = (1 << 8),     /* refcount in scan_swap_map */
 };
 
 #define SWAP_CLUSTER_MAX 32
 
-#define SWAP_MAP_MAX    0x7ffe
-#define SWAP_MAP_BAD    0x7fff
-#define SWAP_HAS_CACHE  0x8000          /* There is a swap cache of entry. */
-#define SWAP_COUNT_MASK (~SWAP_HAS_CACHE)
+#define SWAP_MAP_MAX    0x3e    /* Max duplication count, in first swap_map */
+#define SWAP_MAP_BAD    0x3f    /* Note pageblock is bad, in first swap_map */
+#define SWAP_HAS_CACHE  0x40    /* Flag page is cached, in first swap_map */
+#define SWAP_CONT_MAX   0x7f    /* Max count, in each swap_map continuation */
+#define COUNT_CONTINUED 0x80    /* See swap_map continuation for full count */
+#define SWAP_MAP_SHMEM  0xbf    /* Owned by shmem/tmpfs, in first swap_map */
+
 /*
  * The in-memory structure used to track swap areas.
  */
 struct swap_info_struct {
-        unsigned long flags;
-        int prio;                       /* swap priority */
-        int next;                       /* next entry on swap list */
-        struct file *swap_file;
-        struct block_device *bdev;
-        struct list_head extent_list;
-        struct swap_extent *curr_swap_extent;
-        unsigned short *swap_map;
-        unsigned int lowest_bit;
-        unsigned int highest_bit;
+        unsigned long   flags;          /* SWP_USED etc: see above */
+        signed short    prio;           /* swap priority of this type */
+        signed char     type;           /* strange name for an index */
+        signed char     next;           /* next type on the swap list */
+        unsigned int    max;            /* extent of the swap_map */
+        unsigned char *swap_map;        /* vmalloc'ed array of usage counts */
+        unsigned int lowest_bit;        /* index of first free in swap_map */
+        unsigned int highest_bit;       /* index of last free in swap_map */
+        unsigned int pages;             /* total of usable pages of swap */
+        unsigned int inuse_pages;       /* number of those currently in use */
+        unsigned int cluster_next;      /* likely index for next allocation */
+        unsigned int cluster_nr;        /* countdown to next cluster search */
         unsigned int lowest_alloc;      /* while preparing discard cluster */
         unsigned int highest_alloc;     /* while preparing discard cluster */
-        unsigned int cluster_next;
-        unsigned int cluster_nr;
-        unsigned int pages;
-        unsigned int max;
-        unsigned int inuse_pages;
-        unsigned int old_block_size;
+        struct swap_extent *curr_swap_extent;
+        struct swap_extent first_swap_extent;
+        struct block_device *bdev;      /* swap device or bdev of swap file */
+        struct file *swap_file;         /* seldom referenced */
+        unsigned int old_block_size;    /* seldom referenced */
 };
 
 struct swap_list_t {
@@ -273,6 +278,7 @@ extern int scan_unevictable_register_node(struct node *node);
 extern void scan_unevictable_unregister_node(struct node *node);
 
 extern int kswapd_run(int nid);
+extern void kswapd_stop(int nid);
 
 #ifdef CONFIG_MMU
 /* linux/mm/shmem.c */
@@ -309,17 +315,18 @@ extern long total_swap_pages;
 extern void si_swapinfo(struct sysinfo *);
 extern swp_entry_t get_swap_page(void);
 extern swp_entry_t get_swap_page_of_type(int);
-extern void swap_duplicate(swp_entry_t);
-extern int swapcache_prepare(swp_entry_t);
 extern int valid_swaphandles(swp_entry_t, unsigned long *);
+extern int add_swap_count_continuation(swp_entry_t, gfp_t);
+extern void swap_shmem_alloc(swp_entry_t);
+extern int swap_duplicate(swp_entry_t);
+extern int swapcache_prepare(swp_entry_t);
 extern void swap_free(swp_entry_t);
 extern void swapcache_free(swp_entry_t, struct page *page);
 extern int free_swap_and_cache(swp_entry_t);
 extern int swap_type_of(dev_t, sector_t, struct block_device **);
 extern unsigned int count_swap_pages(int, int);
-extern sector_t map_swap_page(struct swap_info_struct *, pgoff_t);
+extern sector_t map_swap_page(struct page *, struct block_device **);
 extern sector_t swapdev_block(int, pgoff_t);
-extern struct swap_info_struct *get_swap_info_struct(unsigned);
 extern int reuse_swap_page(struct page *);
 extern int try_to_free_swap(struct page *);
 struct backing_dev_info;
@@ -384,8 +391,18 @@ static inline void show_swap_cache_info(void)
 #define free_swap_and_cache(swp)        is_migration_entry(swp)
 #define swapcache_prepare(swp)          is_migration_entry(swp)
 
-static inline void swap_duplicate(swp_entry_t swp)
+static inline int add_swap_count_continuation(swp_entry_t swp, gfp_t gfp_mask)
 {
+        return 0;
+}
+
+static inline void swap_shmem_alloc(swp_entry_t swp)
+{
+}
+
+static inline int swap_duplicate(swp_entry_t swp)
+{
+        return 0;
 }
 
 static inline void swap_free(swp_entry_t swp)
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 939a61507ac5..207466a49f3d 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -102,12 +102,10 @@ struct perf_event_attr;
 #ifdef CONFIG_EVENT_PROFILE
 
 #define TRACE_SYS_ENTER_PROFILE_INIT(sname)                                    \
-        .profile_count = ATOMIC_INIT(-1),                                      \
         .profile_enable = prof_sysenter_enable,                                \
         .profile_disable = prof_sysenter_disable,
 
 #define TRACE_SYS_EXIT_PROFILE_INIT(sname)                                     \
-        .profile_count = ATOMIC_INIT(-1),                                      \
         .profile_enable = prof_sysexit_enable,                                 \
         .profile_disable = prof_sysexit_disable,
 #else
@@ -145,7 +143,7 @@ struct perf_event_attr;
                 .name                   = "sys_enter"#sname,            \
                 .system                 = "syscalls",                   \
                 .event                  = &enter_syscall_print_##sname, \
-                .raw_init               = init_syscall_trace,           \
+                .raw_init               = trace_event_raw_init,         \
                 .show_format            = syscall_enter_format,         \
                 .define_fields          = syscall_enter_define_fields,  \
                 .regfunc                = reg_event_syscall_enter,      \
@@ -167,7 +165,7 @@ struct perf_event_attr;
                 .name                   = "sys_exit"#sname,             \
                 .system                 = "syscalls",                   \
                 .event                  = &exit_syscall_print_##sname,  \
-                .raw_init               = init_syscall_trace,           \
+                .raw_init               = trace_event_raw_init,         \
                 .show_format            = syscall_exit_format,          \
                 .define_fields          = syscall_exit_define_fields,   \
                 .regfunc                = reg_event_syscall_exit,       \
@@ -197,7 +195,7 @@ struct perf_event_attr;
         static const struct syscall_metadata __used             \
           __attribute__((__aligned__(4)))                       \
           __attribute__((section("__syscalls_metadata")))       \
-          __syscall_meta_##sname = {                            \
+          __syscall_meta__##sname = {                           \
                 .name           = "sys_"#sname,                 \
                 .nb_args        = 0,                            \
                 .enter_event    = &event_enter__##sname,        \
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 877ba039e6a4..bd27fbc9db62 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -482,6 +482,7 @@ enum
         NET_IPV4_CONF_ARP_ACCEPT=21,
         NET_IPV4_CONF_ARP_NOTIFY=22,
         NET_IPV4_CONF_ACCEPT_LOCAL=23,
+        NET_IPV4_CONF_SRC_VMARK=24,
         __NET_IPV4_CONF_MAX
 };
 
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index 9d68fed50f11..cfa83083a2d4 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -99,8 +99,9 @@ int __must_check sysfs_chmod_file(struct kobject *kobj, struct attribute *attr,
 void sysfs_remove_file(struct kobject *kobj, const struct attribute *attr);
 
 int __must_check sysfs_create_bin_file(struct kobject *kobj,
-                                       struct bin_attribute *attr);
-void sysfs_remove_bin_file(struct kobject *kobj, struct bin_attribute *attr);
+                                       const struct bin_attribute *attr);
+void sysfs_remove_bin_file(struct kobject *kobj,
+                           const struct bin_attribute *attr);
 
 int __must_check sysfs_create_link(struct kobject *kobj, struct kobject *target,
                                    const char *name);
@@ -175,13 +176,13 @@ static inline void sysfs_remove_file(struct kobject *kobj,
 }
 
 static inline int sysfs_create_bin_file(struct kobject *kobj,
-                                        struct bin_attribute *attr)
+                                        const struct bin_attribute *attr)
 {
         return 0;
 }
 
 static inline void sysfs_remove_bin_file(struct kobject *kobj,
-                                         struct bin_attribute *attr)
+                                         const struct bin_attribute *attr)
 {
 }
 
diff --git a/include/linux/timb_gpio.h b/include/linux/timb_gpio.h
new file mode 100644
index 000000000000..ce456eaae861
--- /dev/null
+++ b/include/linux/timb_gpio.h
@@ -0,0 +1,37 @@
+/*
+ * timb_gpio.h timberdale FPGA GPIO driver, platform data definition
+ * Copyright (c) 2009 Intel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef _LINUX_TIMB_GPIO_H
+#define _LINUX_TIMB_GPIO_H
+
+/**
+ * struct timbgpio_platform_data - Platform data of the Timberdale GPIO driver
+ * @gpio_base           The number of the first GPIO pin, set to -1 for
+ *                      dynamic number allocation.
+ * @nr_pins             Number of pins that is supported by the hardware (1-32)
+ * @irq_base            If IRQ is supported by the hardware, this is the base
+ *                      number of IRQ:s. One IRQ per pin will be used. Set to
+ *                      -1 if IRQ:s is not supported.
+ */
+struct timbgpio_platform_data {
+        int gpio_base;
+        int nr_pins;
+        int irq_base;
+};
+
+#endif
diff --git a/include/linux/topology.h b/include/linux/topology.h
index 57e63579bfdd..5b81156780b1 100644
--- a/include/linux/topology.h
+++ b/include/linux/topology.h
@@ -99,7 +99,7 @@ int arch_update_cpu_topology(void);
                                 | 1*SD_WAKE_AFFINE                      \
                                 | 1*SD_SHARE_CPUPOWER                   \
                                 | 0*SD_POWERSAVINGS_BALANCE             \
-                                | 0*SD_SHARE_PKG_RESOURCES              \
+                                | 1*SD_SHARE_PKG_RESOURCES              \
                                 | 0*SD_SERIALIZE                        \
                                 | 0*SD_PREFER_SIBLING                   \
                                 ,                                       \
diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h
index 1eb44a924e56..10db0102a890 100644
--- a/include/linux/tracehook.h
+++ b/include/linux/tracehook.h
@@ -134,6 +134,13 @@ static inline __must_check int tracehook_report_syscall_entry(
  */
 static inline void tracehook_report_syscall_exit(struct pt_regs *regs, int step)
 {
+        if (step) {
+                siginfo_t info;
+                user_single_step_siginfo(current, regs, &info);
+                force_sig_info(SIGTRAP, &info, current);
+                return;
+        }
+
         ptrace_report_syscall(regs);
 }
 
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 405a9035fe40..6abfcf5b5887 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -350,8 +350,6 @@ extern void tty_write_flush(struct tty_struct *);
 
 extern struct ktermios tty_std_termios;
 
-extern int kmsg_redirect;
-
 extern void console_init(void);
 extern int vcs_init(void);
 
@@ -466,7 +464,7 @@ extern int tty_port_alloc_xmit_buf(struct tty_port *port);
 extern void tty_port_free_xmit_buf(struct tty_port *port);
 extern void tty_port_put(struct tty_port *port);
 
-extern inline struct tty_port *tty_port_get(struct tty_port *port)
+static inline struct tty_port *tty_port_get(struct tty_port *port)
 {
         if (port)
                 kref_get(&port->kref);
@@ -488,7 +486,7 @@ extern void tty_port_close(struct tty_port *port,
                                 struct tty_struct *tty, struct file *filp);
 extern int tty_port_open(struct tty_port *port,
                                 struct tty_struct *tty, struct file *filp);
-extern inline int tty_port_users(struct tty_port *port)
+static inline int tty_port_users(struct tty_port *port)
 {
         return port->count + port->blocked_open;
 }
diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h
index 6b58367d145e..d512d98dfb7d 100644
--- a/include/linux/uaccess.h
+++ b/include/linux/uaccess.h
@@ -94,6 +94,7 @@ static inline unsigned long __copy_from_user_nocache(void *to,
  * happens, handle that and return -EFAULT.
  */
 extern long probe_kernel_read(void *dst, void *src, size_t size);
+extern long __probe_kernel_read(void *dst, void *src, size_t size);
 
 /*
  * probe_kernel_write(): safely attempt to write to a location
@@ -104,6 +105,7 @@ extern long probe_kernel_read(void *dst, void *src, size_t size);
  * Safely write to address @dst from the buffer at @src.  If a kernel fault
  * happens, handle that and return -EFAULT.
  */
-extern long probe_kernel_write(void *dst, void *src, size_t size);
+extern long notrace probe_kernel_write(void *dst, void *src, size_t size);
+extern long notrace __probe_kernel_write(void *dst, void *src, size_t size);
 
 #endif          /* __LINUX_UACCESS_H__ */
diff --git a/include/linux/usb.h b/include/linux/usb.h
index e101a2d04d75..d7ace1b80f09 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -192,6 +192,7 @@ struct usb_interface {
         unsigned needs_altsetting0:1;   /* switch to altsetting 0 is pending */
         unsigned needs_binding:1;       /* needs delayed unbind/rebind */
         unsigned reset_running:1;
+        unsigned resetting_device:1;    /* true: bandwidth alloc after reset */
 
         struct device dev;              /* interface specific device info */
         struct device *usb_dev;
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index acf6e457c04b..1819396ed501 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -16,6 +16,7 @@
 #include <linux/kref.h>
 #include <linux/mutex.h>
 #include <linux/sysrq.h>
+#include <linux/kfifo.h>
 
 #define SERIAL_TTY_MAJOR        188     /* Nice legal number now */
 #define SERIAL_TTY_MINORS       254     /* loads of devices :) */
@@ -94,7 +95,7 @@ struct usb_serial_port {
         unsigned char           *bulk_out_buffer;
         int                     bulk_out_size;
         struct urb              *write_urb;
-        struct kfifo            *write_fifo;
+        struct kfifo            write_fifo;
         int                     write_urb_busy;
         __u8                    bulk_out_endpointAddress;
 
diff --git a/include/linux/vermagic.h b/include/linux/vermagic.h
index 79b9837d9ca0..cf97b5b9d1fe 100644
--- a/include/linux/vermagic.h
+++ b/include/linux/vermagic.h
@@ -1,4 +1,4 @@
-#include <linux/utsrelease.h>
+#include <generated/utsrelease.h>
 #include <linux/module.h>
 
 /* Simply sanity version stamp for modules. */
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index 32b92298fd79..d4962a782b8a 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -294,6 +294,7 @@ struct v4l2_pix_format {
 
 /* Grey formats */
 #define V4L2_PIX_FMT_GREY    v4l2_fourcc('G', 'R', 'E', 'Y') /*  8  Greyscale     */
+#define V4L2_PIX_FMT_Y10     v4l2_fourcc('Y', '1', '0', ' ') /* 10  Greyscale     */
 #define V4L2_PIX_FMT_Y16     v4l2_fourcc('Y', '1', '6', ' ') /* 16  Greyscale     */
 
 /* Palette formats */
@@ -329,7 +330,11 @@ struct v4l2_pix_format {
 #define V4L2_PIX_FMT_SBGGR8  v4l2_fourcc('B', 'A', '8', '1') /*  8  BGBG.. GRGR.. */
 #define V4L2_PIX_FMT_SGBRG8  v4l2_fourcc('G', 'B', 'R', 'G') /*  8  GBGB.. RGRG.. */
 #define V4L2_PIX_FMT_SGRBG8  v4l2_fourcc('G', 'R', 'B', 'G') /*  8  GRGR.. BGBG.. */
-#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10bit raw bayer */
+#define V4L2_PIX_FMT_SRGGB8  v4l2_fourcc('R', 'G', 'G', 'B') /*  8  RGRG.. GBGB.. */
+#define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10  BGBG.. GRGR.. */
+#define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10  GBGB.. RGRG.. */
+#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10  GRGR.. BGBG.. */
+#define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10  RGRG.. GBGB.. */
         /* 10bit raw bayer DPCM compressed to 8 bits */
 #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
         /*
@@ -732,6 +737,99 @@ struct v4l2_standard {
 };
 
 /*
+ *      V I D E O       T I M I N G S   D V     P R E S E T
+ */
+struct v4l2_dv_preset {
+        __u32   preset;
+        __u32   reserved[4];
+};
+
+/*
+ *      D V     P R E S E T S   E N U M E R A T I O N
+ */
+struct v4l2_dv_enum_preset {
+        __u32   index;
+        __u32   preset;
+        __u8    name[32]; /* Name of the preset timing */
+        __u32   width;
+        __u32   height;
+        __u32   reserved[4];
+};
+
+/*
+ *      D V     P R E S E T     V A L U E S
+ */
+#define         V4L2_DV_INVALID         0
+#define         V4L2_DV_480P59_94       1 /* BT.1362 */
+#define         V4L2_DV_576P50          2 /* BT.1362 */
+#define         V4L2_DV_720P24          3 /* SMPTE 296M */
+#define         V4L2_DV_720P25          4 /* SMPTE 296M */
+#define         V4L2_DV_720P30          5 /* SMPTE 296M */
+#define         V4L2_DV_720P50          6 /* SMPTE 296M */
+#define         V4L2_DV_720P59_94       7 /* SMPTE 274M */
+#define         V4L2_DV_720P60          8 /* SMPTE 274M/296M */
+#define         V4L2_DV_1080I29_97      9 /* BT.1120/ SMPTE 274M */
+#define         V4L2_DV_1080I30         10 /* BT.1120/ SMPTE 274M */
+#define         V4L2_DV_1080I25         11 /* BT.1120 */
+#define         V4L2_DV_1080I50         12 /* SMPTE 296M */
+#define         V4L2_DV_1080I60         13 /* SMPTE 296M */
+#define         V4L2_DV_1080P24         14 /* SMPTE 296M */
+#define         V4L2_DV_1080P25         15 /* SMPTE 296M */
+#define         V4L2_DV_1080P30         16 /* SMPTE 296M */
+#define         V4L2_DV_1080P50         17 /* BT.1120 */
+#define         V4L2_DV_1080P60         18 /* BT.1120 */
+
+/*
+ *      D V     B T     T I M I N G S
+ */
+
+/* BT.656/BT.1120 timing data */
+struct v4l2_bt_timings {
+        __u32   width;          /* width in pixels */
+        __u32   height;         /* height in lines */
+        __u32   interlaced;     /* Interlaced or progressive */
+        __u32   polarities;     /* Positive or negative polarity */
+        __u64   pixelclock;     /* Pixel clock in HZ. Ex. 74.25MHz->74250000 */
+        __u32   hfrontporch;    /* Horizpontal front porch in pixels */
+        __u32   hsync;          /* Horizontal Sync length in pixels */
+        __u32   hbackporch;     /* Horizontal back porch in pixels */
+        __u32   vfrontporch;    /* Vertical front porch in pixels */
+        __u32   vsync;          /* Vertical Sync length in lines */
+        __u32   vbackporch;     /* Vertical back porch in lines */
+        __u32   il_vfrontporch; /* Vertical front porch for bottom field of
+                                 * interlaced field formats
+                                 */
+        __u32   il_vsync;       /* Vertical sync length for bottom field of
+                                 * interlaced field formats
+                                 */
+        __u32   il_vbackporch;  /* Vertical back porch for bottom field of
+                                 * interlaced field formats
+                                 */
+        __u32   reserved[16];
+} __attribute__ ((packed));
+
+/* Interlaced or progressive format */
+#define V4L2_DV_PROGRESSIVE     0
+#define V4L2_DV_INTERLACED      1
+
+/* Polarities. If bit is not set, it is assumed to be negative polarity */
+#define V4L2_DV_VSYNC_POS_POL   0x00000001
+#define V4L2_DV_HSYNC_POS_POL   0x00000002
+
+
+/* DV timings */
+struct v4l2_dv_timings {
+        __u32 type;
+        union {
+                struct v4l2_bt_timings  bt;
+                __u32   reserved[32];
+        };
+} __attribute__ ((packed));
+
+/* Values for the type field */
+#define V4L2_DV_BT_656_1120     0       /* BT.656/1120 timing type */
+
+/*
  *      V I D E O   I N P U T S
  */
 struct v4l2_input {
@@ -742,7 +840,8 @@ struct v4l2_input {
         __u32        tuner;             /*  Associated tuner */
         v4l2_std_id  std;
         __u32        status;
-        __u32        reserved[4];
+        __u32        capabilities;
+        __u32        reserved[3];
 };
 
 /*  Values for the 'type' field */
@@ -773,6 +872,11 @@ struct v4l2_input {
 #define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
 #define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
 
+/* capabilities flags */
+#define V4L2_IN_CAP_PRESETS             0x00000001 /* Supports S_DV_PRESET */
+#define V4L2_IN_CAP_CUSTOM_TIMINGS      0x00000002 /* Supports S_DV_TIMINGS */
+#define V4L2_IN_CAP_STD                 0x00000004 /* Supports S_STD */
+
 /*
  *      V I D E O   O U T P U T S
  */
@@ -783,13 +887,19 @@ struct v4l2_output {
         __u32        audioset;          /*  Associated audios (bitfield) */
         __u32        modulator;         /*  Associated modulator */
         v4l2_std_id  std;
-        __u32        reserved[4];
+        __u32        capabilities;
+        __u32        reserved[3];
 };
 /*  Values for the 'type' field */
 #define V4L2_OUTPUT_TYPE_MODULATOR              1
 #define V4L2_OUTPUT_TYPE_ANALOG                 2
 #define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY       3
 
+/* capabilities flags */
+#define V4L2_OUT_CAP_PRESETS            0x00000001 /* Supports S_DV_PRESET */
+#define V4L2_OUT_CAP_CUSTOM_TIMINGS     0x00000002 /* Supports S_DV_TIMINGS */
+#define V4L2_OUT_CAP_STD                0x00000004 /* Supports S_STD */
+
 /*
  *      C O N T R O L S
  */
@@ -1624,6 +1734,13 @@ struct v4l2_dbg_chip_ident {
 #endif
 
 #define VIDIOC_S_HW_FREQ_SEEK    _IOW('V', 82, struct v4l2_hw_freq_seek)
+#define VIDIOC_ENUM_DV_PRESETS  _IOWR('V', 83, struct v4l2_dv_enum_preset)
+#define VIDIOC_S_DV_PRESET      _IOWR('V', 84, struct v4l2_dv_preset)
+#define VIDIOC_G_DV_PRESET      _IOWR('V', 85, struct v4l2_dv_preset)
+#define VIDIOC_QUERY_DV_PRESET  _IOR('V',  86, struct v4l2_dv_preset)
+#define VIDIOC_S_DV_TIMINGS     _IOWR('V', 87, struct v4l2_dv_timings)
+#define VIDIOC_G_DV_TIMINGS     _IOWR('V', 88, struct v4l2_dv_timings)
+
 /* Reminder: when adding new ioctls please add support for them to
    drivers/media/video/v4l2-compat-ioctl32.c as well! */
 
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index d85889710f9b..ee03bba9c5df 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -40,6 +40,8 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
                 PGSCAN_ZONE_RECLAIM_FAILED,
 #endif
                 PGINODESTEAL, SLABS_SCANNED, KSWAPD_STEAL, KSWAPD_INODESTEAL,
+                KSWAPD_LOW_WMARK_HIT_QUICKLY, KSWAPD_HIGH_WMARK_HIT_QUICKLY,
+                KSWAPD_SKIP_CONGESTION_WAIT,
                 PAGEOUTRUN, ALLOCSTALL, PGROTATED,
 #ifdef CONFIG_HUGETLB_PAGE
                 HTLB_BUDDY_PGALLOC, HTLB_BUDDY_PGALLOC_FAIL,
diff --git a/include/linux/vt.h b/include/linux/vt.h
index 7ffa11f06232..d5dd0bc408fd 100644
--- a/include/linux/vt.h
+++ b/include/linux/vt.h
@@ -84,4 +84,23 @@ struct vt_setactivate {
 
 #define VT_SETACTIVATE  0x560F  /* Activate and set the mode of a console */
 
+#ifdef __KERNEL__
+
+#ifdef CONFIG_VT_CONSOLE
+
+extern int vt_kmsg_redirect(int new);
+
+#else
+
+static inline int vt_kmsg_redirect(int new)
+{
+        return 0;
+}
+
+#endif
+
+#endif /* __KERNEL__ */
+
+#define vt_get_kmsg_redirect() vt_kmsg_redirect(-1)
+
 #endif /* _LINUX_VT_H */
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index 705f01fe413a..76e8903cd204 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -70,6 +70,7 @@ struct writeback_control {
 struct bdi_writeback;
 int inode_wait(void *);
 void writeback_inodes_sb(struct super_block *);
+int writeback_inodes_sb_if_idle(struct super_block *);
 void sync_inodes_sb(struct super_block *);
 void writeback_inodes_wbc(struct writeback_control *wbc);
 long wb_do_writeback(struct bdi_writeback *wb, int force_wait);
@@ -79,8 +80,7 @@ void wakeup_flusher_threads(long nr_pages);
 static inline void wait_on_inode(struct inode *inode)
 {
         might_sleep();
-        wait_on_bit(&inode->i_state, __I_LOCK, inode_wait,
-                                                        TASK_UNINTERRUPTIBLE);
+        wait_on_bit(&inode->i_state, __I_NEW, inode_wait, TASK_UNINTERRUPTIBLE);
 }
 static inline void inode_sync_wait(struct inode *inode)
 {
diff --git a/include/linux/xattr.h b/include/linux/xattr.h
index 5c84af8c5f6f..fb9b7e6e1e2d 100644
--- a/include/linux/xattr.h
+++ b/include/linux/xattr.h
@@ -38,12 +38,13 @@ struct dentry;
 
 struct xattr_handler {
         char *prefix;
-        size_t (*list)(struct inode *inode, char *list, size_t list_size,
-                       const char *name, size_t name_len);
-        int (*get)(struct inode *inode, const char *name, void *buffer,
-                   size_t size);
-        int (*set)(struct inode *inode, const char *name, const void *buffer,
-                   size_t size, int flags);
+        int flags;      /* fs private flags passed back to the handlers */
+        size_t (*list)(struct dentry *dentry, char *list, size_t list_size,
+                       const char *name, size_t name_len, int handler_flags);
+        int (*get)(struct dentry *dentry, const char *name, void *buffer,
+                   size_t size, int handler_flags);
+        int (*set)(struct dentry *dentry, const char *name, const void *buffer,
+                   size_t size, int flags, int handler_flags);
 };
 
 ssize_t xattr_getsecurity(struct inode *, const char *, void *, size_t);