Merge branch 'master' into for-next

Conflicts:
	include/linux/mmzone.h

Synced with Linus' tree so that trivial patch can be applied
on top of up-to-date code properly.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>

40 files changed, 1124 insertions, 217 deletions

diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index 4cd59b95858f..7185b8f15ced 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -225,6 +225,7 @@ header-y += kd.h
 header-y += kdev_t.h
 header-y += kernel.h
 header-y += kernelcapi.h
+header-y += kernel-page-flags.h
 header-y += keyboard.h
 header-y += keyctl.h
 header-y += l2tp.h
diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h
index 1a0cd270bb7a..324fe08ea3b1 100644
--- a/include/linux/bootmem.h
+++ b/include/linux/bootmem.h
@@ -135,9 +135,6 @@ extern void *__alloc_bootmem_low_node(pg_data_t *pgdat,
 extern int reserve_bootmem_generic(unsigned long addr, unsigned long size,
                                    int flags);
 
-extern void *alloc_bootmem_section(unsigned long size,
-                                   unsigned long section_nr);
-
 #ifdef CONFIG_HAVE_ARCH_ALLOC_REMAP
 extern void *alloc_remap(int nid, unsigned long size);
 #else
diff --git a/include/linux/bug.h b/include/linux/bug.h
index 72961c39576a..aaac4bba6f5c 100644
--- a/include/linux/bug.h
+++ b/include/linux/bug.h
@@ -30,6 +30,13 @@ struct pt_regs;
 #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:-!!(e); }))
 #define BUILD_BUG_ON_NULL(e) ((void *)sizeof(struct { int:-!!(e); }))
 
+/*
+ * BUILD_BUG_ON_INVALID() permits the compiler to check the validity of the
+ * expression but avoids the generation of any code, even if that expression
+ * has side-effects.
+ */
+#define BUILD_BUG_ON_INVALID(e) ((void)(sizeof((__force long)(e))))
+
 /**
  * BUILD_BUG_ON - break compile if a condition is true.
  * @condition: the condition which the compiler should know is false.
diff --git a/include/linux/compaction.h b/include/linux/compaction.h
index 51a90b7f2d60..e988037abd2a 100644
--- a/include/linux/compaction.h
+++ b/include/linux/compaction.h
@@ -1,6 +1,8 @@
 #ifndef _LINUX_COMPACTION_H
 #define _LINUX_COMPACTION_H
 
+#include <linux/node.h>
+
 /* Return values for compact_zone() and try_to_compact_pages() */
 /* compaction didn't start as it was not possible or direct reclaim was more suitable */
 #define COMPACT_SKIPPED         0
@@ -11,6 +13,23 @@
 /* The full zone was compacted */
 #define COMPACT_COMPLETE        3
 
+/*
+ * compaction supports three modes
+ *
+ * COMPACT_ASYNC_MOVABLE uses asynchronous migration and only scans
+ *    MIGRATE_MOVABLE pageblocks as migration sources and targets.
+ * COMPACT_ASYNC_UNMOVABLE uses asynchronous migration and only scans
+ *    MIGRATE_MOVABLE pageblocks as migration sources.
+ *    MIGRATE_UNMOVABLE pageblocks are scanned as potential migration
+ *    targets and convers them to MIGRATE_MOVABLE if possible
+ * COMPACT_SYNC uses synchronous migration and scans all pageblocks
+ */
+enum compact_mode {
+        COMPACT_ASYNC_MOVABLE,
+        COMPACT_ASYNC_UNMOVABLE,
+        COMPACT_SYNC,
+};
+
 #ifdef CONFIG_COMPACTION
 extern int sysctl_compact_memory;
 extern int sysctl_compaction_handler(struct ctl_table *table, int write,
diff --git a/include/linux/fs.h b/include/linux/fs.h
index cdc1a9630948..038076b27ea4 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1681,7 +1681,6 @@ struct inode_operations {
         ssize_t (*getxattr) (struct dentry *, const char *, void *, size_t);
         ssize_t (*listxattr) (struct dentry *, char *, size_t);
         int (*removexattr) (struct dentry *, const char *);
-        void (*truncate_range)(struct inode *, loff_t, loff_t);
         int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start,
                       u64 len);
 } ____cacheline_aligned;
diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index c8af7a2efb52..4c59b1131187 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -59,6 +59,8 @@ extern pmd_t *page_check_address_pmd(struct page *page,
 #define HPAGE_PMD_MASK HPAGE_MASK
 #define HPAGE_PMD_SIZE HPAGE_SIZE
 
+extern bool is_vma_temporary_stack(struct vm_area_struct *vma);
+
 #define transparent_hugepage_enabled(__vma)                             \
         ((transparent_hugepage_flags &                                  \
           (1<<TRANSPARENT_HUGEPAGE_FLAG) ||                             \
diff --git a/include/linux/kernel-page-flags.h b/include/linux/kernel-page-flags.h
index 26a65711676f..a1bdf6966357 100644
--- a/include/linux/kernel-page-flags.h
+++ b/include/linux/kernel-page-flags.h
@@ -32,6 +32,8 @@
 #define KPF_KSM                 21
 #define KPF_THP                 22
 
+#ifdef __KERNEL__
+
 /* kernel hacking assistances
  * WARNING: subject to change, never rely on them!
  */
@@ -44,4 +46,6 @@
 #define KPF_ARCH                38
 #define KPF_UNCACHED            39
 
+#endif /* __KERNEL__ */
+
 #endif /* LINUX_KERNEL_PAGE_FLAGS_H */
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index f94efd2f6c27..cfe9050ad8da 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -79,6 +79,8 @@ extern void mem_cgroup_uncharge_cache_page(struct page *page);
 
 extern void mem_cgroup_out_of_memory(struct mem_cgroup *memcg, gfp_t gfp_mask,
                                      int order);
+bool __mem_cgroup_same_or_subtree(const struct mem_cgroup *root_memcg,
+                                  struct mem_cgroup *memcg);
 int task_in_mem_cgroup(struct task_struct *task, const struct mem_cgroup *memcg);
 
 extern struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page);
@@ -92,10 +94,13 @@ static inline
 int mm_match_cgroup(const struct mm_struct *mm, const struct mem_cgroup *cgroup)
 {
         struct mem_cgroup *memcg;
+        int match;
+
         rcu_read_lock();
         memcg = mem_cgroup_from_task(rcu_dereference((mm)->owner));
+        match = __mem_cgroup_same_or_subtree(cgroup, memcg);
         rcu_read_unlock();
-        return cgroup == memcg;
+        return match;
 }
 
 extern struct cgroup_subsys_state *mem_cgroup_css(struct mem_cgroup *memcg);
@@ -121,8 +126,6 @@ int mem_cgroup_inactive_file_is_low(struct mem_cgroup *memcg,
 int mem_cgroup_select_victim_node(struct mem_cgroup *memcg);
 unsigned long mem_cgroup_zone_nr_lru_pages(struct mem_cgroup *memcg,
                                         int nid, int zid, unsigned int lrumask);
-struct zone_reclaim_stat *mem_cgroup_get_reclaim_stat(struct mem_cgroup *memcg,
-                                                      struct zone *zone);
 struct zone_reclaim_stat*
 mem_cgroup_get_reclaim_stat_from_page(struct page *page);
 extern void mem_cgroup_print_oom_info(struct mem_cgroup *memcg,
@@ -351,13 +354,6 @@ mem_cgroup_zone_nr_lru_pages(struct mem_cgroup *memcg, int nid, int zid,
         return 0;
 }
 
-
-static inline struct zone_reclaim_stat*
-mem_cgroup_get_reclaim_stat(struct mem_cgroup *memcg, struct zone *zone)
-{
-        return NULL;
-}
-
 static inline struct zone_reclaim_stat*
 mem_cgroup_get_reclaim_stat_from_page(struct page *page)
 {
diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 7c727a90d70d..4aa42732e47f 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -225,8 +225,8 @@ static inline void check_highest_zone(enum zone_type k)
                 policy_zone = k;
 }
 
-int do_migrate_pages(struct mm_struct *mm,
-        const nodemask_t *from_nodes, const nodemask_t *to_nodes, int flags);
+int do_migrate_pages(struct mm_struct *mm, const nodemask_t *from,
+                     const nodemask_t *to, int flags);
 
 
 #ifdef CONFIG_TMPFS
@@ -354,9 +354,8 @@ static inline bool mempolicy_nodemask_intersects(struct task_struct *tsk,
         return false;
 }
 
-static inline int do_migrate_pages(struct mm_struct *mm,
-                        const nodemask_t *from_nodes,
-                        const nodemask_t *to_nodes, int flags)
+static inline int do_migrate_pages(struct mm_struct *mm, const nodemask_t *from,
+                                   const nodemask_t *to, int flags)
 {
         return 0;
 }
diff --git a/include/linux/mfd/abx500/ab8500.h b/include/linux/mfd/abx500/ab8500.h
index fccc3002f271..91dd3ef63e99 100644
--- a/include/linux/mfd/abx500/ab8500.h
+++ b/include/linux/mfd/abx500/ab8500.h
@@ -7,6 +7,7 @@
 #ifndef MFD_AB8500_H
 #define MFD_AB8500_H
 
+#include <linux/atomic.h>
 #include <linux/mutex.h>
 
 struct device;
@@ -194,6 +195,14 @@ enum ab8500_version {
 #define AB9540_INT_GPIO52F              123
 #define AB9540_INT_GPIO53F              124
 #define AB9540_INT_GPIO54F              125 /* not 8505 */
+/* ab8500_irq_regoffset[16] -> IT[Source|Latch|Mask]25 */
+#define AB8505_INT_KEYSTUCK             128
+#define AB8505_INT_IKR                  129
+#define AB8505_INT_IKP                  130
+#define AB8505_INT_KP                   131
+#define AB8505_INT_KEYDEGLITCH          132
+#define AB8505_INT_MODPWRSTATUSF        134
+#define AB8505_INT_MODPWRSTATUSR        135
 
 /*
  * AB8500_AB9540_NR_IRQS is used when configuring the IRQ numbers for the
@@ -203,8 +212,8 @@ enum ab8500_version {
  * which is larger.
  */
 #define AB8500_NR_IRQS                  112
-#define AB8505_NR_IRQS                  128
-#define AB9540_NR_IRQS                  128
+#define AB8505_NR_IRQS                  136
+#define AB9540_NR_IRQS                  136
 /* This is set to the roof of any AB8500 chip variant IRQ counts */
 #define AB8500_MAX_NR_IRQS              AB9540_NR_IRQS
 
@@ -216,6 +225,7 @@ enum ab8500_version {
  * @dev: parent device
  * @lock: read/write operations lock
  * @irq_lock: genirq bus lock
+ * @transfer_ongoing: 0 if no transfer ongoing
  * @irq: irq line
  * @version: chip version id (e.g. ab8500 or ab9540)
  * @chip_id: chip revision id
@@ -234,7 +244,7 @@ struct ab8500 {
         struct device   *dev;
         struct mutex    lock;
         struct mutex    irq_lock;
-
+        atomic_t        transfer_ongoing;
         int             irq_base;
         int             irq;
         enum ab8500_version version;
@@ -280,6 +290,8 @@ extern int __devinit ab8500_init(struct ab8500 *ab8500,
                                  enum ab8500_version version);
 extern int __devexit ab8500_exit(struct ab8500 *ab8500);
 
+extern int ab8500_suspend(struct ab8500 *ab8500);
+
 static inline int is_ab8500(struct ab8500 *ab)
 {
         return ab->version == AB8500_VERSION_AB8500;
diff --git a/include/linux/mfd/anatop.h b/include/linux/mfd/anatop.h
index 22c1007d3ec5..7f92acf03d9e 100644
--- a/include/linux/mfd/anatop.h
+++ b/include/linux/mfd/anatop.h
@@ -34,7 +34,7 @@ struct anatop {
         spinlock_t reglock;
 };
 
-extern u32 anatop_get_bits(struct anatop *, u32, int, int);
-extern void anatop_set_bits(struct anatop *, u32, int, int, u32);
+extern u32 anatop_read_reg(struct anatop *, u32);
+extern void anatop_write_reg(struct anatop *, u32, u32, u32);
 
 #endif /*  __LINUX_MFD_ANATOP_H */
diff --git a/include/linux/mfd/asic3.h b/include/linux/mfd/asic3.h
index ef6faa5cee46..e1148d037e7b 100644
--- a/include/linux/mfd/asic3.h
+++ b/include/linux/mfd/asic3.h
@@ -31,6 +31,8 @@ struct asic3_platform_data {
 
         unsigned int gpio_base;
 
+        unsigned int clock_rate;
+
         struct asic3_led *leds;
 };
 
diff --git a/include/linux/mfd/da9052/da9052.h b/include/linux/mfd/da9052/da9052.h
index 8313cd9658e3..0507c4c21a7d 100644
--- a/include/linux/mfd/da9052/da9052.h
+++ b/include/linux/mfd/da9052/da9052.h
@@ -33,6 +33,18 @@
 
 #include <linux/mfd/da9052/reg.h>
 
+/* Common - HWMON Channel Definations */
+#define DA9052_ADC_VDDOUT       0
+#define DA9052_ADC_ICH          1
+#define DA9052_ADC_TBAT 2
+#define DA9052_ADC_VBAT 3
+#define DA9052_ADC_IN4          4
+#define DA9052_ADC_IN5          5
+#define DA9052_ADC_IN6          6
+#define DA9052_ADC_TSI          7
+#define DA9052_ADC_TJUNC        8
+#define DA9052_ADC_VBBAT        9
+
 #define DA9052_IRQ_DCIN 0
 #define DA9052_IRQ_VBUS 1
 #define DA9052_IRQ_DCINREM      2
@@ -79,6 +91,9 @@ struct da9052 {
         struct device *dev;
         struct regmap *regmap;
 
+        struct mutex auxadc_lock;
+        struct completion done;
+
         int irq_base;
         struct regmap_irq_chip_data *irq_data;
         u8 chip_id;
@@ -86,6 +101,10 @@ struct da9052 {
         int chip_irq;
 };
 
+/* ADC API */
+int da9052_adc_manual_read(struct da9052 *da9052, unsigned char channel);
+int da9052_adc_read_temp(struct da9052 *da9052);
+
 /* Device I/O API */
 static inline int da9052_reg_read(struct da9052 *da9052, unsigned char reg)
 {
diff --git a/include/linux/mfd/lm3533.h b/include/linux/mfd/lm3533.h
new file mode 100644
index 000000000000..594bc591f256
--- /dev/null
+++ b/include/linux/mfd/lm3533.h
@@ -0,0 +1,104 @@
+/*
+ * lm3533.h -- LM3533 interface
+ *
+ * Copyright (C) 2011-2012 Texas Instruments
+ *
+ * Author: Johan Hovold <jhovold@gmail.com>
+ *
+ * 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.
+ */
+
+#ifndef __LINUX_MFD_LM3533_H
+#define __LINUX_MFD_LM3533_H
+
+#define LM3533_ATTR_RO(_name) \
+        DEVICE_ATTR(_name, S_IRUGO, show_##_name, NULL)
+#define LM3533_ATTR_RW(_name) \
+        DEVICE_ATTR(_name, S_IRUGO | S_IWUSR , show_##_name, store_##_name)
+
+struct device;
+struct regmap;
+
+struct lm3533 {
+        struct device *dev;
+
+        struct regmap *regmap;
+
+        int gpio_hwen;
+        int irq;
+
+        unsigned have_als:1;
+        unsigned have_backlights:1;
+        unsigned have_leds:1;
+};
+
+struct lm3533_ctrlbank {
+        struct lm3533 *lm3533;
+        struct device *dev;
+        int id;
+};
+
+struct lm3533_als_platform_data {
+        unsigned pwm_mode:1;            /* PWM input mode (default analog) */
+        u8 r_select;                    /* 1 - 127 (ignored in PWM-mode) */
+};
+
+struct lm3533_bl_platform_data {
+        char *name;
+        u16 max_current;                /* 5000 - 29800 uA (800 uA step) */
+        u8 default_brightness;          /* 0 - 255 */
+        u8 pwm;                         /* 0 - 0x3f */
+};
+
+struct lm3533_led_platform_data {
+        char *name;
+        const char *default_trigger;
+        u16 max_current;                /* 5000 - 29800 uA (800 uA step) */
+        u8 pwm;                         /* 0 - 0x3f */
+};
+
+enum lm3533_boost_freq {
+        LM3533_BOOST_FREQ_500KHZ,
+        LM3533_BOOST_FREQ_1000KHZ,
+};
+
+enum lm3533_boost_ovp {
+        LM3533_BOOST_OVP_16V,
+        LM3533_BOOST_OVP_24V,
+        LM3533_BOOST_OVP_32V,
+        LM3533_BOOST_OVP_40V,
+};
+
+struct lm3533_platform_data {
+        int gpio_hwen;
+
+        enum lm3533_boost_ovp boost_ovp;
+        enum lm3533_boost_freq boost_freq;
+
+        struct lm3533_als_platform_data *als;
+
+        struct lm3533_bl_platform_data *backlights;
+        int num_backlights;
+
+        struct lm3533_led_platform_data *leds;
+        int num_leds;
+};
+
+extern int lm3533_ctrlbank_enable(struct lm3533_ctrlbank *cb);
+extern int lm3533_ctrlbank_disable(struct lm3533_ctrlbank *cb);
+
+extern int lm3533_ctrlbank_set_brightness(struct lm3533_ctrlbank *cb, u8 val);
+extern int lm3533_ctrlbank_get_brightness(struct lm3533_ctrlbank *cb, u8 *val);
+extern int lm3533_ctrlbank_set_max_current(struct lm3533_ctrlbank *cb,
+                                                                u16 imax);
+extern int lm3533_ctrlbank_set_pwm(struct lm3533_ctrlbank *cb, u8 val);
+extern int lm3533_ctrlbank_get_pwm(struct lm3533_ctrlbank *cb, u8 *val);
+
+extern int lm3533_read(struct lm3533 *lm3533, u8 reg, u8 *val);
+extern int lm3533_write(struct lm3533 *lm3533, u8 reg, u8 val);
+extern int lm3533_update(struct lm3533 *lm3533, u8 reg, u8 val, u8 mask);
+
+#endif  /* __LINUX_MFD_LM3533_H */
diff --git a/include/linux/mfd/lpc_ich.h b/include/linux/mfd/lpc_ich.h
new file mode 100644
index 000000000000..fec5256c3f5d
--- /dev/null
+++ b/include/linux/mfd/lpc_ich.h
@@ -0,0 +1,48 @@
+/*
+ *  linux/drivers/mfd/lpc_ich.h
+ *
+ *  Copyright (c) 2012 Extreme Engineering Solution, Inc.
+ *  Author: Aaron Sierra <asierra@xes-inc.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License 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; see the file COPYING.  If not, write to
+ *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#ifndef LPC_ICH_H
+#define LPC_ICH_H
+
+/* Watchdog resources */
+#define ICH_RES_IO_TCO  0
+#define ICH_RES_IO_SMI  1
+#define ICH_RES_MEM_OFF 2
+#define ICH_RES_MEM_GCS 0
+
+/* GPIO resources */
+#define ICH_RES_GPIO    0
+#define ICH_RES_GPE0    1
+
+/* GPIO compatibility */
+#define ICH_I3100_GPIO          0x401
+#define ICH_V5_GPIO             0x501
+#define ICH_V6_GPIO             0x601
+#define ICH_V7_GPIO             0x701
+#define ICH_V9_GPIO             0x801
+#define ICH_V10CORP_GPIO        0xa01
+#define ICH_V10CONS_GPIO        0xa11
+
+struct lpc_ich_info {
+        char name[32];
+        unsigned int iTCO_version;
+        unsigned int gpio_version;
+};
+
+#endif
diff --git a/include/linux/mfd/max77693-private.h b/include/linux/mfd/max77693-private.h
new file mode 100644
index 000000000000..68263c5fa53c
--- /dev/null
+++ b/include/linux/mfd/max77693-private.h
@@ -0,0 +1,227 @@
+/*
+ * max77693-private.h - Voltage regulator driver for the Maxim 77693
+ *
+ *  Copyright (C) 2012 Samsung Electrnoics
+ *  SangYoung Son <hello.son@samsung.com>
+ *
+ * This program is not provided / owned by Maxim Integrated Products.
+ *
+ * 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.
+ *
+ * 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_MFD_MAX77693_PRIV_H
+#define __LINUX_MFD_MAX77693_PRIV_H
+
+#include <linux/i2c.h>
+
+#define MAX77693_NUM_IRQ_MUIC_REGS      3
+#define MAX77693_REG_INVALID            (0xff)
+
+/* Slave addr = 0xCC: PMIC, Charger, Flash LED */
+enum max77693_pmic_reg {
+        MAX77693_LED_REG_IFLASH1                        = 0x00,
+        MAX77693_LED_REG_IFLASH2                        = 0x01,
+        MAX77693_LED_REG_ITORCH                         = 0x02,
+        MAX77693_LED_REG_ITORCHTIMER                    = 0x03,
+        MAX77693_LED_REG_FLASH_TIMER                    = 0x04,
+        MAX77693_LED_REG_FLASH_EN                       = 0x05,
+        MAX77693_LED_REG_MAX_FLASH1                     = 0x06,
+        MAX77693_LED_REG_MAX_FLASH2                     = 0x07,
+        MAX77693_LED_REG_MAX_FLASH3                     = 0x08,
+        MAX77693_LED_REG_MAX_FLASH4                     = 0x09,
+        MAX77693_LED_REG_VOUT_CNTL                      = 0x0A,
+        MAX77693_LED_REG_VOUT_FLASH1                    = 0x0B,
+        MAX77693_LED_REG_VOUT_FLASH2                    = 0x0C,
+        MAX77693_LED_REG_FLASH_INT                      = 0x0E,
+        MAX77693_LED_REG_FLASH_INT_MASK                 = 0x0F,
+        MAX77693_LED_REG_FLASH_INT_STATUS               = 0x10,
+
+        MAX77693_PMIC_REG_PMIC_ID1                      = 0x20,
+        MAX77693_PMIC_REG_PMIC_ID2                      = 0x21,
+        MAX77693_PMIC_REG_INTSRC                        = 0x22,
+        MAX77693_PMIC_REG_INTSRC_MASK                   = 0x23,
+        MAX77693_PMIC_REG_TOPSYS_INT                    = 0x24,
+        MAX77693_PMIC_REG_TOPSYS_INT_MASK               = 0x26,
+        MAX77693_PMIC_REG_TOPSYS_STAT                   = 0x28,
+        MAX77693_PMIC_REG_MAINCTRL1                     = 0x2A,
+        MAX77693_PMIC_REG_LSCNFG                        = 0x2B,
+
+        MAX77693_CHG_REG_CHG_INT                        = 0xB0,
+        MAX77693_CHG_REG_CHG_INT_MASK                   = 0xB1,
+        MAX77693_CHG_REG_CHG_INT_OK                     = 0xB2,
+        MAX77693_CHG_REG_CHG_DETAILS_00                 = 0xB3,
+        MAX77693_CHG_REG_CHG_DETAILS_01                 = 0xB4,
+        MAX77693_CHG_REG_CHG_DETAILS_02                 = 0xB5,
+        MAX77693_CHG_REG_CHG_DETAILS_03                 = 0xB6,
+        MAX77693_CHG_REG_CHG_CNFG_00                    = 0xB7,
+        MAX77693_CHG_REG_CHG_CNFG_01                    = 0xB8,
+        MAX77693_CHG_REG_CHG_CNFG_02                    = 0xB9,
+        MAX77693_CHG_REG_CHG_CNFG_03                    = 0xBA,
+        MAX77693_CHG_REG_CHG_CNFG_04                    = 0xBB,
+        MAX77693_CHG_REG_CHG_CNFG_05                    = 0xBC,
+        MAX77693_CHG_REG_CHG_CNFG_06                    = 0xBD,
+        MAX77693_CHG_REG_CHG_CNFG_07                    = 0xBE,
+        MAX77693_CHG_REG_CHG_CNFG_08                    = 0xBF,
+        MAX77693_CHG_REG_CHG_CNFG_09                    = 0xC0,
+        MAX77693_CHG_REG_CHG_CNFG_10                    = 0xC1,
+        MAX77693_CHG_REG_CHG_CNFG_11                    = 0xC2,
+        MAX77693_CHG_REG_CHG_CNFG_12                    = 0xC3,
+        MAX77693_CHG_REG_CHG_CNFG_13                    = 0xC4,
+        MAX77693_CHG_REG_CHG_CNFG_14                    = 0xC5,
+        MAX77693_CHG_REG_SAFEOUT_CTRL                   = 0xC6,
+
+        MAX77693_PMIC_REG_END,
+};
+
+/* Slave addr = 0x4A: MUIC */
+enum max77693_muic_reg {
+        MAX77693_MUIC_REG_ID            = 0x00,
+        MAX77693_MUIC_REG_INT1          = 0x01,
+        MAX77693_MUIC_REG_INT2          = 0x02,
+        MAX77693_MUIC_REG_INT3          = 0x03,
+        MAX77693_MUIC_REG_STATUS1       = 0x04,
+        MAX77693_MUIC_REG_STATUS2       = 0x05,
+        MAX77693_MUIC_REG_STATUS3       = 0x06,
+        MAX77693_MUIC_REG_INTMASK1      = 0x07,
+        MAX77693_MUIC_REG_INTMASK2      = 0x08,
+        MAX77693_MUIC_REG_INTMASK3      = 0x09,
+        MAX77693_MUIC_REG_CDETCTRL1     = 0x0A,
+        MAX77693_MUIC_REG_CDETCTRL2     = 0x0B,
+        MAX77693_MUIC_REG_CTRL1         = 0x0C,
+        MAX77693_MUIC_REG_CTRL2         = 0x0D,
+        MAX77693_MUIC_REG_CTRL3         = 0x0E,
+
+        MAX77693_MUIC_REG_END,
+};
+
+/* Slave addr = 0x90: Haptic */
+enum max77693_haptic_reg {
+        MAX77693_HAPTIC_REG_STATUS              = 0x00,
+        MAX77693_HAPTIC_REG_CONFIG1             = 0x01,
+        MAX77693_HAPTIC_REG_CONFIG2             = 0x02,
+        MAX77693_HAPTIC_REG_CONFIG_CHNL         = 0x03,
+        MAX77693_HAPTIC_REG_CONFG_CYC1          = 0x04,
+        MAX77693_HAPTIC_REG_CONFG_CYC2          = 0x05,
+        MAX77693_HAPTIC_REG_CONFIG_PER1         = 0x06,
+        MAX77693_HAPTIC_REG_CONFIG_PER2         = 0x07,
+        MAX77693_HAPTIC_REG_CONFIG_PER3         = 0x08,
+        MAX77693_HAPTIC_REG_CONFIG_PER4         = 0x09,
+        MAX77693_HAPTIC_REG_CONFIG_DUTY1        = 0x0A,
+        MAX77693_HAPTIC_REG_CONFIG_DUTY2        = 0x0B,
+        MAX77693_HAPTIC_REG_CONFIG_PWM1         = 0x0C,
+        MAX77693_HAPTIC_REG_CONFIG_PWM2         = 0x0D,
+        MAX77693_HAPTIC_REG_CONFIG_PWM3         = 0x0E,
+        MAX77693_HAPTIC_REG_CONFIG_PWM4         = 0x0F,
+        MAX77693_HAPTIC_REG_REV                 = 0x10,
+
+        MAX77693_HAPTIC_REG_END,
+};
+
+enum max77693_irq_source {
+        LED_INT = 0,
+        TOPSYS_INT,
+        CHG_INT,
+        MUIC_INT1,
+        MUIC_INT2,
+        MUIC_INT3,
+
+        MAX77693_IRQ_GROUP_NR,
+};
+
+enum max77693_irq {
+        /* PMIC - FLASH */
+        MAX77693_LED_IRQ_FLED2_OPEN,
+        MAX77693_LED_IRQ_FLED2_SHORT,
+        MAX77693_LED_IRQ_FLED1_OPEN,
+        MAX77693_LED_IRQ_FLED1_SHORT,
+        MAX77693_LED_IRQ_MAX_FLASH,
+
+        /* PMIC - TOPSYS */
+        MAX77693_TOPSYS_IRQ_T120C_INT,
+        MAX77693_TOPSYS_IRQ_T140C_INT,
+        MAX77693_TOPSYS_IRQ_LOWSYS_INT,
+
+        /* PMIC - Charger */
+        MAX77693_CHG_IRQ_BYP_I,
+        MAX77693_CHG_IRQ_THM_I,
+        MAX77693_CHG_IRQ_BAT_I,
+        MAX77693_CHG_IRQ_CHG_I,
+        MAX77693_CHG_IRQ_CHGIN_I,
+
+        /* MUIC INT1 */
+        MAX77693_MUIC_IRQ_INT1_ADC,
+        MAX77693_MUIC_IRQ_INT1_ADC_LOW,
+        MAX77693_MUIC_IRQ_INT1_ADC_ERR,
+        MAX77693_MUIC_IRQ_INT1_ADC1K,
+
+        /* MUIC INT2 */
+        MAX77693_MUIC_IRQ_INT2_CHGTYP,
+        MAX77693_MUIC_IRQ_INT2_CHGDETREUN,
+        MAX77693_MUIC_IRQ_INT2_DCDTMR,
+        MAX77693_MUIC_IRQ_INT2_DXOVP,
+        MAX77693_MUIC_IRQ_INT2_VBVOLT,
+        MAX77693_MUIC_IRQ_INT2_VIDRM,
+
+        /* MUIC INT3 */
+        MAX77693_MUIC_IRQ_INT3_EOC,
+        MAX77693_MUIC_IRQ_INT3_CGMBC,
+        MAX77693_MUIC_IRQ_INT3_OVP,
+        MAX77693_MUIC_IRQ_INT3_MBCCHG_ERR,
+        MAX77693_MUIC_IRQ_INT3_CHG_ENABLED,
+        MAX77693_MUIC_IRQ_INT3_BAT_DET,
+
+        MAX77693_IRQ_NR,
+};
+
+struct max77693_dev {
+        struct device *dev;
+        struct i2c_client *i2c;         /* 0xCC , PMIC, Charger, Flash LED */
+        struct i2c_client *muic;        /* 0x4A , MUIC */
+        struct i2c_client *haptic;      /* 0x90 , Haptic */
+        struct mutex iolock;
+
+        int type;
+
+        struct regmap *regmap;
+        struct regmap *regmap_muic;
+        struct regmap *regmap_haptic;
+
+        struct irq_domain *irq_domain;
+
+        int irq;
+        int irq_gpio;
+        bool wakeup;
+        struct mutex irqlock;
+        int irq_masks_cur[MAX77693_IRQ_GROUP_NR];
+        int irq_masks_cache[MAX77693_IRQ_GROUP_NR];
+};
+
+enum max77693_types {
+        TYPE_MAX77693,
+};
+
+extern int max77693_read_reg(struct regmap *map, u8 reg, u8 *dest);
+extern int max77693_bulk_read(struct regmap *map, u8 reg, int count,
+                                u8 *buf);
+extern int max77693_write_reg(struct regmap *map, u8 reg, u8 value);
+extern int max77693_bulk_write(struct regmap *map, u8 reg, int count,
+                                u8 *buf);
+extern int max77693_update_reg(struct regmap *map, u8 reg, u8 val, u8 mask);
+
+extern int max77693_irq_init(struct max77693_dev *max77686);
+extern void max77693_irq_exit(struct max77693_dev *max77686);
+extern int max77693_irq_resume(struct max77693_dev *max77686);
+
+#endif /*  __LINUX_MFD_MAX77693_PRIV_H */
diff --git a/include/linux/mfd/max77693.h b/include/linux/mfd/max77693.h
new file mode 100644
index 000000000000..1d28ae90384e
--- /dev/null
+++ b/include/linux/mfd/max77693.h
@@ -0,0 +1,36 @@
+/*
+ * max77693.h - Driver for the Maxim 77693
+ *
+ *  Copyright (C) 2012 Samsung Electrnoics
+ *  SangYoung Son <hello.son@samsung.com>
+ *
+ * This program is not provided / owned by Maxim Integrated Products.
+ *
+ * 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.
+ *
+ * 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
+ *
+ * This driver is based on max8997.h
+ *
+ * MAX77693 has PMIC, Charger, Flash LED, Haptic, MUIC devices.
+ * The devices share the same I2C bus and included in
+ * this mfd driver.
+ */
+
+#ifndef __LINUX_MFD_MAX77693_H
+#define __LINUX_MFD_MAX77693_H
+
+struct max77693_platform_data {
+        int wakeup;
+};
+#endif  /* __LINUX_MFD_MAX77693_H */
diff --git a/include/linux/mfd/sta2x11-mfd.h b/include/linux/mfd/sta2x11-mfd.h
new file mode 100644
index 000000000000..d179227e866f
--- /dev/null
+++ b/include/linux/mfd/sta2x11-mfd.h
@@ -0,0 +1,324 @@
+/*
+ * Copyright (c) 2009-2011 Wind River Systems, Inc.
+ * Copyright (c) 2011 ST Microelectronics (Alessandro Rubini)
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * The STMicroelectronics ConneXt (STA2X11) chip has several unrelated
+ * functions in one PCI endpoint functions. This driver simply
+ * registers the platform devices in this iomemregion and exports a few
+ * functions to access common registers
+ */
+
+#ifndef __STA2X11_MFD_H
+#define __STA2X11_MFD_H
+#include <linux/types.h>
+#include <linux/pci.h>
+
+/*
+ * The MFD PCI block includes the GPIO peripherals and other register blocks.
+ * For GPIO, we have 32*4 bits (I use "gsta" for "gpio sta2x11".)
+ */
+#define GSTA_GPIO_PER_BLOCK     32
+#define GSTA_NR_BLOCKS          4
+#define GSTA_NR_GPIO            (GSTA_GPIO_PER_BLOCK * GSTA_NR_BLOCKS)
+
+/* Pinconfig is set by the board definition: altfunc, pull-up, pull-down */
+struct sta2x11_gpio_pdata {
+        unsigned pinconfig[GSTA_NR_GPIO];
+};
+
+/* Macros below lifted from sh_pfc.h, with minor differences */
+#define PINMUX_TYPE_NONE                0
+#define PINMUX_TYPE_FUNCTION            1
+#define PINMUX_TYPE_OUTPUT_LOW          2
+#define PINMUX_TYPE_OUTPUT_HIGH         3
+#define PINMUX_TYPE_INPUT               4
+#define PINMUX_TYPE_INPUT_PULLUP        5
+#define PINMUX_TYPE_INPUT_PULLDOWN      6
+
+/* Give names to GPIO pins, like PXA does, taken from the manual */
+#define STA2X11_GPIO0                   0
+#define STA2X11_GPIO1                   1
+#define STA2X11_GPIO2                   2
+#define STA2X11_GPIO3                   3
+#define STA2X11_GPIO4                   4
+#define STA2X11_GPIO5                   5
+#define STA2X11_GPIO6                   6
+#define STA2X11_GPIO7                   7
+#define STA2X11_GPIO8_RGBOUT_RED7       8
+#define STA2X11_GPIO9_RGBOUT_RED6       9
+#define STA2X11_GPIO10_RGBOUT_RED5      10
+#define STA2X11_GPIO11_RGBOUT_RED4      11
+#define STA2X11_GPIO12_RGBOUT_RED3      12
+#define STA2X11_GPIO13_RGBOUT_RED2      13
+#define STA2X11_GPIO14_RGBOUT_RED1      14
+#define STA2X11_GPIO15_RGBOUT_RED0      15
+#define STA2X11_GPIO16_RGBOUT_GREEN7    16
+#define STA2X11_GPIO17_RGBOUT_GREEN6    17
+#define STA2X11_GPIO18_RGBOUT_GREEN5    18
+#define STA2X11_GPIO19_RGBOUT_GREEN4    19
+#define STA2X11_GPIO20_RGBOUT_GREEN3    20
+#define STA2X11_GPIO21_RGBOUT_GREEN2    21
+#define STA2X11_GPIO22_RGBOUT_GREEN1    22
+#define STA2X11_GPIO23_RGBOUT_GREEN0    23
+#define STA2X11_GPIO24_RGBOUT_BLUE7     24
+#define STA2X11_GPIO25_RGBOUT_BLUE6     25
+#define STA2X11_GPIO26_RGBOUT_BLUE5     26
+#define STA2X11_GPIO27_RGBOUT_BLUE4     27
+#define STA2X11_GPIO28_RGBOUT_BLUE3     28
+#define STA2X11_GPIO29_RGBOUT_BLUE2     29
+#define STA2X11_GPIO30_RGBOUT_BLUE1     30
+#define STA2X11_GPIO31_RGBOUT_BLUE0     31
+#define STA2X11_GPIO32_RGBOUT_VSYNCH    32
+#define STA2X11_GPIO33_RGBOUT_HSYNCH    33
+#define STA2X11_GPIO34_RGBOUT_DEN       34
+#define STA2X11_GPIO35_ETH_CRS_DV       35
+#define STA2X11_GPIO36_ETH_TXD1         36
+#define STA2X11_GPIO37_ETH_TXD0         37
+#define STA2X11_GPIO38_ETH_TX_EN        38
+#define STA2X11_GPIO39_MDIO             39
+#define STA2X11_GPIO40_ETH_REF_CLK      40
+#define STA2X11_GPIO41_ETH_RXD1         41
+#define STA2X11_GPIO42_ETH_RXD0         42
+#define STA2X11_GPIO43_MDC              43
+#define STA2X11_GPIO44_CAN_TX           44
+#define STA2X11_GPIO45_CAN_RX           45
+#define STA2X11_GPIO46_MLB_DAT          46
+#define STA2X11_GPIO47_MLB_SIG          47
+#define STA2X11_GPIO48_SPI0_CLK         48
+#define STA2X11_GPIO49_SPI0_TXD         49
+#define STA2X11_GPIO50_SPI0_RXD         50
+#define STA2X11_GPIO51_SPI0_FRM         51
+#define STA2X11_GPIO52_SPI1_CLK         52
+#define STA2X11_GPIO53_SPI1_TXD         53
+#define STA2X11_GPIO54_SPI1_RXD         54
+#define STA2X11_GPIO55_SPI1_FRM         55
+#define STA2X11_GPIO56_SPI2_CLK         56
+#define STA2X11_GPIO57_SPI2_TXD         57
+#define STA2X11_GPIO58_SPI2_RXD         58
+#define STA2X11_GPIO59_SPI2_FRM         59
+#define STA2X11_GPIO60_I2C0_SCL         60
+#define STA2X11_GPIO61_I2C0_SDA         61
+#define STA2X11_GPIO62_I2C1_SCL         62
+#define STA2X11_GPIO63_I2C1_SDA         63
+#define STA2X11_GPIO64_I2C2_SCL         64
+#define STA2X11_GPIO65_I2C2_SDA         65
+#define STA2X11_GPIO66_I2C3_SCL         66
+#define STA2X11_GPIO67_I2C3_SDA         67
+#define STA2X11_GPIO68_MSP0_RCK         68
+#define STA2X11_GPIO69_MSP0_RXD         69
+#define STA2X11_GPIO70_MSP0_RFS         70
+#define STA2X11_GPIO71_MSP0_TCK         71
+#define STA2X11_GPIO72_MSP0_TXD         72
+#define STA2X11_GPIO73_MSP0_TFS         73
+#define STA2X11_GPIO74_MSP0_SCK         74
+#define STA2X11_GPIO75_MSP1_CK          75
+#define STA2X11_GPIO76_MSP1_RXD         76
+#define STA2X11_GPIO77_MSP1_FS          77
+#define STA2X11_GPIO78_MSP1_TXD         78
+#define STA2X11_GPIO79_MSP2_CK          79
+#define STA2X11_GPIO80_MSP2_RXD         80
+#define STA2X11_GPIO81_MSP2_FS          81
+#define STA2X11_GPIO82_MSP2_TXD         82
+#define STA2X11_GPIO83_MSP3_CK          83
+#define STA2X11_GPIO84_MSP3_RXD         84
+#define STA2X11_GPIO85_MSP3_FS          85
+#define STA2X11_GPIO86_MSP3_TXD         86
+#define STA2X11_GPIO87_MSP4_CK          87
+#define STA2X11_GPIO88_MSP4_RXD         88
+#define STA2X11_GPIO89_MSP4_FS          89
+#define STA2X11_GPIO90_MSP4_TXD         90
+#define STA2X11_GPIO91_MSP5_CK          91
+#define STA2X11_GPIO92_MSP5_RXD         92
+#define STA2X11_GPIO93_MSP5_FS          93
+#define STA2X11_GPIO94_MSP5_TXD         94
+#define STA2X11_GPIO95_SDIO3_DAT3       95
+#define STA2X11_GPIO96_SDIO3_DAT2       96
+#define STA2X11_GPIO97_SDIO3_DAT1       97
+#define STA2X11_GPIO98_SDIO3_DAT0       98
+#define STA2X11_GPIO99_SDIO3_CLK        99
+#define STA2X11_GPIO100_SDIO3_CMD       100
+#define STA2X11_GPIO101                 101
+#define STA2X11_GPIO102                 102
+#define STA2X11_GPIO103                 103
+#define STA2X11_GPIO104                 104
+#define STA2X11_GPIO105_SDIO2_DAT3      105
+#define STA2X11_GPIO106_SDIO2_DAT2      106
+#define STA2X11_GPIO107_SDIO2_DAT1      107
+#define STA2X11_GPIO108_SDIO2_DAT0      108
+#define STA2X11_GPIO109_SDIO2_CLK       109
+#define STA2X11_GPIO110_SDIO2_CMD       110
+#define STA2X11_GPIO111                 111
+#define STA2X11_GPIO112                 112
+#define STA2X11_GPIO113                 113
+#define STA2X11_GPIO114                 114
+#define STA2X11_GPIO115_SDIO1_DAT3      115
+#define STA2X11_GPIO116_SDIO1_DAT2      116
+#define STA2X11_GPIO117_SDIO1_DAT1      117
+#define STA2X11_GPIO118_SDIO1_DAT0      118
+#define STA2X11_GPIO119_SDIO1_CLK       119
+#define STA2X11_GPIO120_SDIO1_CMD       120
+#define STA2X11_GPIO121                 121
+#define STA2X11_GPIO122                 122
+#define STA2X11_GPIO123                 123
+#define STA2X11_GPIO124                 124
+#define STA2X11_GPIO125_UART2_TXD       125
+#define STA2X11_GPIO126_UART2_RXD       126
+#define STA2X11_GPIO127_UART3_TXD       127
+
+/*
+ * The APB bridge has its own registers, needed by our users as well.
+ * They are accessed with the following read/mask/write function.
+ */
+u32 sta2x11_apbreg_mask(struct pci_dev *pdev, u32 reg, u32 mask, u32 val);
+
+/* CAN and MLB */
+#define APBREG_BSR      0x00    /* Bridge Status Reg */
+#define APBREG_PAER     0x08    /* Peripherals Address Error Reg */
+#define APBREG_PWAC     0x20    /* Peripheral Write Access Control reg */
+#define APBREG_PRAC     0x40    /* Peripheral Read Access Control reg */
+#define APBREG_PCG      0x60    /* Peripheral Clock Gating Reg */
+#define APBREG_PUR      0x80    /* Peripheral Under Reset Reg */
+#define APBREG_EMU_PCG  0xA0    /* Emulator Peripheral Clock Gating Reg */
+
+#define APBREG_CAN      (1 << 1)
+#define APBREG_MLB      (1 << 3)
+
+/* SARAC */
+#define APBREG_BSR_SARAC     0x100 /* Bridge Status Reg */
+#define APBREG_PAER_SARAC    0x108 /* Peripherals Address Error Reg */
+#define APBREG_PWAC_SARAC    0x120 /* Peripheral Write Access Control reg */
+#define APBREG_PRAC_SARAC    0x140 /* Peripheral Read Access Control reg */
+#define APBREG_PCG_SARAC     0x160 /* Peripheral Clock Gating Reg */
+#define APBREG_PUR_SARAC     0x180 /* Peripheral Under Reset Reg */
+#define APBREG_EMU_PCG_SARAC 0x1A0 /* Emulator Peripheral Clock Gating Reg */
+
+#define APBREG_SARAC    (1 << 2)
+
+/*
+ * The system controller has its own registers. Some of these are accessed
+ * by out users as well, using the following read/mask/write/function
+ */
+u32 sta2x11_sctl_mask(struct pci_dev *pdev, u32 reg, u32 mask, u32 val);
+
+#define SCTL_SCCTL              0x00    /* System controller control register */
+#define SCTL_ARMCFG             0x04    /* ARM configuration register */
+#define SCTL_SCPLLCTL           0x08    /* PLL control status register */
+#define SCTL_SCPLLFCTRL         0x0c    /* PLL frequency control register */
+#define SCTL_SCRESFRACT         0x10    /* PLL fractional input register */
+#define SCTL_SCRESCTRL1         0x14    /* Peripheral reset control 1 */
+#define SCTL_SCRESXTRL2         0x18    /* Peripheral reset control 2 */
+#define SCTL_SCPEREN0           0x1c    /* Peripheral clock enable register 0 */
+#define SCTL_SCPEREN1           0x20    /* Peripheral clock enable register 1 */
+#define SCTL_SCPEREN2           0x24    /* Peripheral clock enable register 2 */
+#define SCTL_SCGRST             0x28    /* Peripheral global reset */
+#define SCTL_SCPCIPMCR1         0x30    /* PCI power management control 1 */
+#define SCTL_SCPCIPMCR2         0x34    /* PCI power management control 2 */
+#define SCTL_SCPCIPMSR1         0x38    /* PCI power management status 1 */
+#define SCTL_SCPCIPMSR2         0x3c    /* PCI power management status 2 */
+#define SCTL_SCPCIPMSR3         0x40    /* PCI power management status 3 */
+#define SCTL_SCINTREN           0x44    /* Interrupt enable */
+#define SCTL_SCRISR             0x48    /* RAW interrupt status */
+#define SCTL_SCCLKSTAT0         0x4c    /* Peripheral clocks status 0 */
+#define SCTL_SCCLKSTAT1         0x50    /* Peripheral clocks status 1 */
+#define SCTL_SCCLKSTAT2         0x54    /* Peripheral clocks status 2 */
+#define SCTL_SCRSTSTA           0x58    /* Reset status register */
+
+#define SCTL_SCRESCTRL1_USB_PHY_POR     (1 << 0)
+#define SCTL_SCRESCTRL1_USB_OTG (1 << 1)
+#define SCTL_SCRESCTRL1_USB_HRST        (1 << 2)
+#define SCTL_SCRESCTRL1_USB_PHY_HOST    (1 << 3)
+#define SCTL_SCRESCTRL1_SATAII  (1 << 4)
+#define SCTL_SCRESCTRL1_VIP             (1 << 5)
+#define SCTL_SCRESCTRL1_PER_MMC0        (1 << 6)
+#define SCTL_SCRESCTRL1_PER_MMC1        (1 << 7)
+#define SCTL_SCRESCTRL1_PER_GPIO0       (1 << 8)
+#define SCTL_SCRESCTRL1_PER_GPIO1       (1 << 9)
+#define SCTL_SCRESCTRL1_PER_GPIO2       (1 << 10)
+#define SCTL_SCRESCTRL1_PER_GPIO3       (1 << 11)
+#define SCTL_SCRESCTRL1_PER_MTU0        (1 << 12)
+#define SCTL_SCRESCTRL1_KER_SPI0        (1 << 13)
+#define SCTL_SCRESCTRL1_KER_SPI1        (1 << 14)
+#define SCTL_SCRESCTRL1_KER_SPI2        (1 << 15)
+#define SCTL_SCRESCTRL1_KER_MCI0        (1 << 16)
+#define SCTL_SCRESCTRL1_KER_MCI1        (1 << 17)
+#define SCTL_SCRESCTRL1_PRE_HSI2C0      (1 << 18)
+#define SCTL_SCRESCTRL1_PER_HSI2C1      (1 << 19)
+#define SCTL_SCRESCTRL1_PER_HSI2C2      (1 << 20)
+#define SCTL_SCRESCTRL1_PER_HSI2C3      (1 << 21)
+#define SCTL_SCRESCTRL1_PER_MSP0        (1 << 22)
+#define SCTL_SCRESCTRL1_PER_MSP1        (1 << 23)
+#define SCTL_SCRESCTRL1_PER_MSP2        (1 << 24)
+#define SCTL_SCRESCTRL1_PER_MSP3        (1 << 25)
+#define SCTL_SCRESCTRL1_PER_MSP4        (1 << 26)
+#define SCTL_SCRESCTRL1_PER_MSP5        (1 << 27)
+#define SCTL_SCRESCTRL1_PER_MMC (1 << 28)
+#define SCTL_SCRESCTRL1_KER_MSP0        (1 << 29)
+#define SCTL_SCRESCTRL1_KER_MSP1        (1 << 30)
+#define SCTL_SCRESCTRL1_KER_MSP2        (1 << 31)
+
+#define SCTL_SCPEREN0_UART0             (1 << 0)
+#define SCTL_SCPEREN0_UART1             (1 << 1)
+#define SCTL_SCPEREN0_UART2             (1 << 2)
+#define SCTL_SCPEREN0_UART3             (1 << 3)
+#define SCTL_SCPEREN0_MSP0              (1 << 4)
+#define SCTL_SCPEREN0_MSP1              (1 << 5)
+#define SCTL_SCPEREN0_MSP2              (1 << 6)
+#define SCTL_SCPEREN0_MSP3              (1 << 7)
+#define SCTL_SCPEREN0_MSP4              (1 << 8)
+#define SCTL_SCPEREN0_MSP5              (1 << 9)
+#define SCTL_SCPEREN0_SPI0              (1 << 10)
+#define SCTL_SCPEREN0_SPI1              (1 << 11)
+#define SCTL_SCPEREN0_SPI2              (1 << 12)
+#define SCTL_SCPEREN0_I2C0              (1 << 13)
+#define SCTL_SCPEREN0_I2C1              (1 << 14)
+#define SCTL_SCPEREN0_I2C2              (1 << 15)
+#define SCTL_SCPEREN0_I2C3              (1 << 16)
+#define SCTL_SCPEREN0_SVDO_LVDS         (1 << 17)
+#define SCTL_SCPEREN0_USB_HOST          (1 << 18)
+#define SCTL_SCPEREN0_USB_OTG           (1 << 19)
+#define SCTL_SCPEREN0_MCI0              (1 << 20)
+#define SCTL_SCPEREN0_MCI1              (1 << 21)
+#define SCTL_SCPEREN0_MCI2              (1 << 22)
+#define SCTL_SCPEREN0_MCI3              (1 << 23)
+#define SCTL_SCPEREN0_SATA              (1 << 24)
+#define SCTL_SCPEREN0_ETHERNET          (1 << 25)
+#define SCTL_SCPEREN0_VIC               (1 << 26)
+#define SCTL_SCPEREN0_DMA_AUDIO         (1 << 27)
+#define SCTL_SCPEREN0_DMA_SOC           (1 << 28)
+#define SCTL_SCPEREN0_RAM               (1 << 29)
+#define SCTL_SCPEREN0_VIP               (1 << 30)
+#define SCTL_SCPEREN0_ARM               (1 << 31)
+
+#define SCTL_SCPEREN1_UART0             (1 << 0)
+#define SCTL_SCPEREN1_UART1             (1 << 1)
+#define SCTL_SCPEREN1_UART2             (1 << 2)
+#define SCTL_SCPEREN1_UART3             (1 << 3)
+#define SCTL_SCPEREN1_MSP0              (1 << 4)
+#define SCTL_SCPEREN1_MSP1              (1 << 5)
+#define SCTL_SCPEREN1_MSP2              (1 << 6)
+#define SCTL_SCPEREN1_MSP3              (1 << 7)
+#define SCTL_SCPEREN1_MSP4              (1 << 8)
+#define SCTL_SCPEREN1_MSP5              (1 << 9)
+#define SCTL_SCPEREN1_SPI0              (1 << 10)
+#define SCTL_SCPEREN1_SPI1              (1 << 11)
+#define SCTL_SCPEREN1_SPI2              (1 << 12)
+#define SCTL_SCPEREN1_I2C0              (1 << 13)
+#define SCTL_SCPEREN1_I2C1              (1 << 14)
+#define SCTL_SCPEREN1_I2C2              (1 << 15)
+#define SCTL_SCPEREN1_I2C3              (1 << 16)
+#define SCTL_SCPEREN1_USB_PHY           (1 << 17)
+
+#endif /* __STA2X11_MFD_H */
diff --git a/include/linux/mfd/stmpe.h b/include/linux/mfd/stmpe.h
index 8516fd1eaabc..f8d5b4d5843f 100644
--- a/include/linux/mfd/stmpe.h
+++ b/include/linux/mfd/stmpe.h
@@ -117,7 +117,7 @@ struct matrix_keymap_data;
  * @no_autorepeat: disable key autorepeat
  */
 struct stmpe_keypad_platform_data {
-        struct matrix_keymap_data *keymap_data;
+        const struct matrix_keymap_data *keymap_data;
         unsigned int debounce_ms;
         unsigned int scan_count;
         bool no_autorepeat;
diff --git a/include/linux/mfd/tps65910.h b/include/linux/mfd/tps65910.h
index 1c6c2860d1a6..dd8dc0a6c462 100644
--- a/include/linux/mfd/tps65910.h
+++ b/include/linux/mfd/tps65910.h
@@ -18,6 +18,7 @@
 #define __LINUX_MFD_TPS65910_H
 
 #include <linux/gpio.h>
+#include <linux/regmap.h>
 
 /* TPS chip id list */
 #define TPS65910                        0
@@ -783,6 +784,18 @@
 #define TPS65910_SLEEP_CONTROL_EXT_INPUT_EN3            0x4
 #define TPS65911_SLEEP_CONTROL_EXT_INPUT_SLEEP          0x8
 
+/*
+ * Sleep keepon data: Maintains the state in sleep mode
+ * @therm_keepon: Keep on the thermal monitoring in sleep state.
+ * @clkout32k_keepon: Keep on the 32KHz clock output in sleep state.
+ * @i2chs_keepon: Keep on high speed internal clock in sleep state.
+ */
+struct tps65910_sleep_keepon_data {
+        unsigned therm_keepon:1;
+        unsigned clkout32k_keepon:1;
+        unsigned i2chs_keepon:1;
+};
+
 /**
  * struct tps65910_board
  * Board platform data may be used to initialize regulators.
@@ -794,6 +807,8 @@ struct tps65910_board {
         int irq_base;
         int vmbch_threshold;
         int vmbch2_threshold;
+        bool en_dev_slp;
+        struct tps65910_sleep_keepon_data *slp_keepon;
         bool en_gpio_sleep[TPS6591X_MAX_NUM_GPIO];
         unsigned long regulator_ext_sleep_control[TPS65910_NUM_REGS];
         struct regulator_init_data *tps65910_pmic_init_data[TPS65910_NUM_REGS];
@@ -809,16 +824,14 @@ struct tps65910 {
         struct regmap *regmap;
         struct mutex io_mutex;
         unsigned int id;
-        int (*read)(struct tps65910 *tps65910, u8 reg, int size, void *dest);
-        int (*write)(struct tps65910 *tps65910, u8 reg, int size, void *src);
 
         /* Client devices */
         struct tps65910_pmic *pmic;
         struct tps65910_rtc *rtc;
         struct tps65910_power *power;
 
-        /* GPIO Handling */
-        struct gpio_chip gpio;
+        /* Device node parsed board data */
+        struct tps65910_board *of_plat_data;
 
         /* IRQ Handling */
         struct mutex irq_lock;
@@ -826,6 +839,7 @@ struct tps65910 {
         int irq_base;
         int irq_num;
         u32 irq_mask;
+        struct irq_domain *domain;
 };
 
 struct tps65910_platform_data {
@@ -833,9 +847,6 @@ struct tps65910_platform_data {
         int irq_base;
 };
 
-int tps65910_set_bits(struct tps65910 *tps65910, u8 reg, u8 mask);
-int tps65910_clear_bits(struct tps65910 *tps65910, u8 reg, u8 mask);
-void tps65910_gpio_init(struct tps65910 *tps65910, int gpio_base);
 int tps65910_irq_init(struct tps65910 *tps65910, int irq,
                 struct tps65910_platform_data *pdata);
 int tps65910_irq_exit(struct tps65910 *tps65910);
@@ -845,4 +856,28 @@ static inline int tps65910_chip_id(struct tps65910 *tps65910)
         return tps65910->id;
 }
 
+static inline int tps65910_reg_read(struct tps65910 *tps65910, u8 reg,
+                unsigned int *val)
+{
+        return regmap_read(tps65910->regmap, reg, val);
+}
+
+static inline int tps65910_reg_write(struct tps65910 *tps65910, u8 reg,
+                unsigned int val)
+{
+        return regmap_write(tps65910->regmap, reg, val);
+}
+
+static inline int tps65910_reg_set_bits(struct tps65910 *tps65910, u8 reg,
+                u8 mask)
+{
+        return regmap_update_bits(tps65910->regmap, reg, mask, mask);
+}
+
+static inline int tps65910_reg_clear_bits(struct tps65910 *tps65910, u8 reg,
+                u8 mask)
+{
+        return regmap_update_bits(tps65910->regmap, reg, mask, 0);
+}
+
 #endif /*  __LINUX_MFD_TPS65910_H */
diff --git a/include/linux/mfd/twl6040.h b/include/linux/mfd/twl6040.h
index b15b5f03f5c4..6659487c31e7 100644
--- a/include/linux/mfd/twl6040.h
+++ b/include/linux/mfd/twl6040.h
@@ -27,6 +27,7 @@
 
 #include <linux/interrupt.h>
 #include <linux/mfd/core.h>
+#include <linux/regulator/consumer.h>
 
 #define TWL6040_REG_ASICID              0x01
 #define TWL6040_REG_ASICREV             0x02
@@ -203,6 +204,7 @@ struct regmap;
 struct twl6040 {
         struct device *dev;
         struct regmap *regmap;
+        struct regulator_bulk_data supplies[2]; /* supplies for vio, v2v1 */
         struct mutex mutex;
         struct mutex io_mutex;
         struct mutex irq_mutex;
diff --git a/include/linux/mfd/wm831x/core.h b/include/linux/mfd/wm831x/core.h
index 4b1211859f74..4a3b83a77614 100644
--- a/include/linux/mfd/wm831x/core.h
+++ b/include/linux/mfd/wm831x/core.h
@@ -17,6 +17,7 @@
 
 #include <linux/completion.h>
 #include <linux/interrupt.h>
+#include <linux/irqdomain.h>
 #include <linux/list.h>
 #include <linux/regmap.h>
 
@@ -338,6 +339,7 @@
 #define WM831X_FLL_CLK_SRC_WIDTH                     2  /* FLL_CLK_SRC - [1:0] */
 
 struct regulator_dev;
+struct irq_domain;
 
 #define WM831X_NUM_IRQ_REGS 5
 #define WM831X_NUM_GPIO_REGS 16
@@ -367,7 +369,7 @@ struct wm831x {
 
         int irq;  /* Our chip IRQ */
         struct mutex irq_lock;
-        int irq_base;
+        struct irq_domain *irq_domain;
         int irq_masks_cur[WM831X_NUM_IRQ_REGS];   /* Currently active value */
         int irq_masks_cache[WM831X_NUM_IRQ_REGS]; /* Cached hardware value */
 
@@ -382,7 +384,8 @@ struct wm831x {
 
         /* Used by the interrupt controller code to post writes */
         int gpio_update[WM831X_NUM_GPIO_REGS];
-        bool gpio_level[WM831X_NUM_GPIO_REGS];
+        bool gpio_level_high[WM831X_NUM_GPIO_REGS];
+        bool gpio_level_low[WM831X_NUM_GPIO_REGS];
 
         struct mutex auxadc_lock;
         struct list_head auxadc_pending;
@@ -417,6 +420,11 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq);
 void wm831x_irq_exit(struct wm831x *wm831x);
 void wm831x_auxadc_init(struct wm831x *wm831x);
 
+static inline int wm831x_irq(struct wm831x *wm831x, int irq)
+{
+        return irq_create_mapping(wm831x->irq_domain, irq);
+}
+
 extern struct regmap_config wm831x_regmap_config;
 
 #endif
diff --git a/include/linux/mfd/wm8350/core.h b/include/linux/mfd/wm8350/core.h
index 98fcc977e82b..9192b6404a73 100644
--- a/include/linux/mfd/wm8350/core.h
+++ b/include/linux/mfd/wm8350/core.h
@@ -602,6 +602,7 @@ extern const u16 wm8352_mode2_defaults[];
 extern const u16 wm8352_mode3_defaults[];
 
 struct wm8350;
+struct regmap;
 
 struct wm8350_hwmon {
         struct platform_device *pdev;
@@ -612,13 +613,7 @@ struct wm8350 {
         struct device *dev;
 
         /* device IO */
-        union {
-                struct i2c_client *i2c_client;
-                struct spi_device *spi_device;
-        };
-        int (*read_dev)(struct wm8350 *wm8350, char reg, int size, void *dest);
-        int (*write_dev)(struct wm8350 *wm8350, char reg, int size,
-                         void *src);
+        struct regmap *regmap;
         u16 *reg_cache;
 
         struct mutex auxadc_mutex;
diff --git a/include/linux/mfd/wm8400-private.h b/include/linux/mfd/wm8400-private.h
index 0147b6968510..2de565b94d0c 100644
--- a/include/linux/mfd/wm8400-private.h
+++ b/include/linux/mfd/wm8400-private.h
@@ -24,19 +24,14 @@
 #include <linux/mfd/wm8400.h>
 #include <linux/mutex.h>
 #include <linux/platform_device.h>
-
-struct regmap;
+#include <linux/regmap.h>
 
 #define WM8400_REGISTER_COUNT 0x55
 
 struct wm8400 {
         struct device *dev;
-
-        struct mutex io_lock;
         struct regmap *regmap;
 
-        u16 reg_cache[WM8400_REGISTER_COUNT];
-
         struct platform_device regulators[6];
 };
 
@@ -930,6 +925,11 @@ struct wm8400 {
 
 u16 wm8400_reg_read(struct wm8400 *wm8400, u8 reg);
 int wm8400_block_read(struct wm8400 *wm8400, u8 reg, int count, u16 *data);
-int wm8400_set_bits(struct wm8400 *wm8400, u8 reg, u16 mask, u16 val);
+
+static inline int wm8400_set_bits(struct wm8400 *wm8400, u8 reg,
+                                  u16 mask, u16 val)
+{
+        return regmap_update_bits(wm8400->regmap, reg, mask, val);
+}
 
 #endif
diff --git a/include/linux/mfd/wm8994/core.h b/include/linux/mfd/wm8994/core.h
index 6695c3ec4518..1f173306bf05 100644
--- a/include/linux/mfd/wm8994/core.h
+++ b/include/linux/mfd/wm8994/core.h
@@ -57,6 +57,7 @@ struct wm8994 {
 
         enum wm8994_type type;
         int revision;
+        int cust_id;
 
         struct device *dev;
         struct regmap *regmap;
diff --git a/include/linux/mfd/wm8994/registers.h b/include/linux/mfd/wm8994/registers.h
index 86e6a032a078..053548961c15 100644
--- a/include/linux/mfd/wm8994/registers.h
+++ b/include/linux/mfd/wm8994/registers.h
@@ -2212,6 +2212,9 @@
 /*
  * R256 (0x100) - Chip Revision
  */
+#define WM8994_CUST_ID_MASK                     0xFF00  /* CUST_ID - [15:8] */
+#define WM8994_CUST_ID_SHIFT                         8  /* CUST_ID - [15:8] */
+#define WM8994_CUST_ID_WIDTH                         8  /* CUST_ID - [15:8] */
 #define WM8994_CHIP_REV_MASK                    0x000F  /* CHIP_REV - [3:0] */
 #define WM8994_CHIP_REV_SHIFT                        0  /* CHIP_REV - [3:0] */
 #define WM8994_CHIP_REV_WIDTH                        4  /* CHIP_REV - [3:0] */
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 7d5c37f24c63..ce26716238c3 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -321,6 +321,7 @@ static inline int is_vmalloc_or_module_addr(const void *x)
 static inline void compound_lock(struct page *page)
 {
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
+        VM_BUG_ON(PageSlab(page));
         bit_spin_lock(PG_compound_lock, &page->flags);
 #endif
 }
@@ -328,6 +329,7 @@ static inline void compound_lock(struct page *page)
 static inline void compound_unlock(struct page *page)
 {
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
+        VM_BUG_ON(PageSlab(page));
         bit_spin_unlock(PG_compound_lock, &page->flags);
 #endif
 }
@@ -871,8 +873,6 @@ extern void pagefault_out_of_memory(void);
 extern void show_free_areas(unsigned int flags);
 extern bool skip_free_areas_node(unsigned int flags, int nid);
 
-int shmem_lock(struct file *file, int lock, struct user_struct *user);
-struct file *shmem_file_setup(const char *name, loff_t size, unsigned long flags);
 int shmem_zero_setup(struct vm_area_struct *);
 
 extern int can_do_mlock(void);
@@ -951,11 +951,9 @@ static inline void unmap_shared_mapping_range(struct address_space *mapping,
 extern void truncate_pagecache(struct inode *inode, loff_t old, loff_t new);
 extern void truncate_setsize(struct inode *inode, loff_t newsize);
 extern int vmtruncate(struct inode *inode, loff_t offset);
-extern int vmtruncate_range(struct inode *inode, loff_t offset, loff_t end);
 void truncate_pagecache_range(struct inode *inode, loff_t offset, loff_t end);
 int truncate_inode_page(struct address_space *mapping, struct page *page);
 int generic_error_remove_page(struct address_space *mapping, struct page *page);
-
 int invalidate_inode_page(struct page *page);
 
 #ifdef CONFIG_MMU
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 26574c726121..dad95bdd06d7 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -345,17 +345,6 @@ struct mm_struct {
         /* Architecture-specific MM context */
         mm_context_t context;
 
-        /* Swap token stuff */
-        /*
-         * Last value of global fault stamp as seen by this process.
-         * In other words, this value gives an indication of how long
-         * it has been since this task got the token.
-         * Look at mm/thrash.c
-         */
-        unsigned int faultstamp;
-        unsigned int token_priority;
-        unsigned int last_interval;
-
         unsigned long flags; /* Must use atomic bitops to access the bits */
 
         struct core_state *core_state; /* coredumping support */
diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h
index c04ecfe03f7f..580bd587d916 100644
--- a/include/linux/mmdebug.h
+++ b/include/linux/mmdebug.h
@@ -4,7 +4,7 @@
 #ifdef CONFIG_DEBUG_VM
 #define VM_BUG_ON(cond) BUG_ON(cond)
 #else
-#define VM_BUG_ON(cond) do { (void)(cond); } while (0)
+#define VM_BUG_ON(cond) BUILD_BUG_ON_INVALID(cond)
 #endif
 
 #ifdef CONFIG_DEBUG_VIRTUAL
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 54631776dff2..588c5cb2851d 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -185,8 +185,22 @@ static inline int is_unevictable_lru(enum lru_list lru)
         return (lru == LRU_UNEVICTABLE);
 }
 
+struct zone_reclaim_stat {
+        /*
+         * The pageout code in vmscan.c keeps track of how many of the
+         * mem/swap backed and file backed pages are referenced.
+         * The higher the rotated/scanned ratio, the more valuable
+         * that cache is.
+         *
+         * The anon LRU stats live in [0], file LRU stats in [1]
+         */
+        unsigned long           recent_rotated[2];
+        unsigned long           recent_scanned[2];
+};
+
 struct lruvec {
         struct list_head lists[NR_LRU_LISTS];
+        struct zone_reclaim_stat reclaim_stat;
 };
 
 /* Mask used at gathering information at once (see memcontrol.c) */
@@ -313,19 +327,6 @@ enum zone_type {
 #error ZONES_SHIFT -- too many zones configured adjust calculation
 #endif
 
-struct zone_reclaim_stat {
-        /*
-         * The pageout code in vmscan.c keeps track of how many of the
-         * mem/swap backed and file backed pages are referenced.
-         * The higher the rotated/scanned ratio, the more valuable
-         * that cache is.
-         *
-         * The anon LRU stats live in [0], file LRU stats in [1]
-         */
-        unsigned long           recent_rotated[2];
-        unsigned long           recent_scanned[2];
-};
-
 struct zone {
         /* Fields commonly accessed by the page allocator */
 
@@ -407,8 +408,6 @@ struct zone {
         spinlock_t              lru_lock;
         struct lruvec           lruvec;
 
-        struct zone_reclaim_stat reclaim_stat;
-
         unsigned long           pages_scanned;     /* since last reclaim */
         unsigned long           flags;             /* zone flags, see below */
 
diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index 0987146b0637..af2d2fa30eee 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -69,6 +69,10 @@
 #define NFS4_CDFC4_FORE_OR_BOTH 0x3
 #define NFS4_CDFC4_BACK_OR_BOTH 0x7
 
+#define NFS4_CDFS4_FORE 0x1
+#define NFS4_CDFS4_BACK 0x2
+#define NFS4_CDFS4_BOTH 0x3
+
 #define NFS4_SET_TO_SERVER_TIME 0
 #define NFS4_SET_TO_CLIENT_TIME 1
 
@@ -526,6 +530,13 @@ enum lock_type4 {
 #define FATTR4_WORD1_MOUNTED_ON_FILEID  (1UL << 23)
 #define FATTR4_WORD1_FS_LAYOUT_TYPES    (1UL << 30)
 #define FATTR4_WORD2_LAYOUT_BLKSIZE     (1UL << 1)
+#define FATTR4_WORD2_MDSTHRESHOLD       (1UL << 4)
+
+/* MDS threshold bitmap bits */
+#define THRESHOLD_RD                    (1UL << 0)
+#define THRESHOLD_WR                    (1UL << 1)
+#define THRESHOLD_RD_IO                 (1UL << 2)
+#define THRESHOLD_WR_IO                 (1UL << 3)
 
 #define NFSPROC4_NULL 0
 #define NFSPROC4_COMPOUND 1
@@ -596,6 +607,8 @@ enum {
         NFSPROC4_CLNT_TEST_STATEID,
         NFSPROC4_CLNT_FREE_STATEID,
         NFSPROC4_CLNT_GETDEVICELIST,
+        NFSPROC4_CLNT_BIND_CONN_TO_SESSION,
+        NFSPROC4_CLNT_DESTROY_CLIENTID,
 };
 
 /* nfs41 types */
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 52a1bdb4ee2b..b23cfc120edb 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -102,6 +102,7 @@ struct nfs_open_context {
         int error;
 
         struct list_head list;
+        struct nfs4_threshold   *mdsthreshold;
 };
 
 struct nfs_open_dir_context {
@@ -179,8 +180,7 @@ struct nfs_inode {
         __be32                  cookieverf[2];
 
         unsigned long           npages;
-        unsigned long           ncommit;
-        struct list_head        commit_list;
+        struct nfs_mds_commit_info commit_info;
 
         /* Open contexts for shared mmap writes */
         struct list_head        open_files;
@@ -201,8 +201,10 @@ struct nfs_inode {
 
         /* pNFS layout information */
         struct pnfs_layout_hdr *layout;
-        atomic_t                commits_outstanding;
 #endif /* CONFIG_NFS_V4*/
+        /* how many bytes have been written/read and how many bytes queued up */
+        __u64 write_io;
+        __u64 read_io;
 #ifdef CONFIG_NFS_FSCACHE
         struct fscache_cookie   *fscache;
 #endif
@@ -230,7 +232,6 @@ struct nfs_inode {
 #define NFS_INO_FSCACHE         (5)             /* inode can be cached by FS-Cache */
 #define NFS_INO_FSCACHE_LOCK    (6)             /* FS-Cache cookie management lock */
 #define NFS_INO_COMMIT          (7)             /* inode is committing unstable writes */
-#define NFS_INO_PNFS_COMMIT     (8)             /* use pnfs code for commit */
 #define NFS_INO_LAYOUTCOMMIT    (9)             /* layoutcommit required */
 #define NFS_INO_LAYOUTCOMMITTING (10)           /* layoutcommit inflight */
 
@@ -317,11 +318,6 @@ static inline int nfs_server_capable(struct inode *inode, int cap)
         return NFS_SERVER(inode)->caps & cap;
 }
 
-static inline int NFS_USE_READDIRPLUS(struct inode *inode)
-{
-        return test_bit(NFS_INO_ADVISE_RDPLUS, &NFS_I(inode)->flags);
-}
-
 static inline void nfs_set_verifier(struct dentry * dentry, unsigned long verf)
 {
         dentry->d_time = verf;
@@ -552,8 +548,8 @@ extern int nfs_wb_page(struct inode *inode, struct page* page);
 extern int nfs_wb_page_cancel(struct inode *inode, struct page* page);
 #if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
 extern int  nfs_commit_inode(struct inode *, int);
-extern struct nfs_write_data *nfs_commitdata_alloc(void);
-extern void nfs_commit_free(struct nfs_write_data *wdata);
+extern struct nfs_commit_data *nfs_commitdata_alloc(void);
+extern void nfs_commit_free(struct nfs_commit_data *data);
 #else
 static inline int
 nfs_commit_inode(struct inode *inode, int how)
@@ -569,12 +565,6 @@ nfs_have_writebacks(struct inode *inode)
 }
 
 /*
- * Allocate nfs_write_data structures
- */
-extern struct nfs_write_data *nfs_writedata_alloc(unsigned int npages);
-extern void nfs_writedata_free(struct nfs_write_data *);
-
-/*
  * linux/fs/nfs/read.c
  */
 extern int  nfs_readpage(struct file *, struct page *);
@@ -585,12 +575,6 @@ extern int  nfs_readpage_async(struct nfs_open_context *, struct inode *,
                                struct page *);
 
 /*
- * Allocate nfs_read_data structures
- */
-extern struct nfs_read_data *nfs_readdata_alloc(unsigned int npages);
-extern void nfs_readdata_free(struct nfs_read_data *);
-
-/*
  * linux/fs/nfs3proc.c
  */
 #ifdef CONFIG_NFS_V3_ACL
@@ -654,6 +638,7 @@ nfs_fileid_to_ino_t(u64 fileid)
 #define NFSDBG_FSCACHE          0x0800
 #define NFSDBG_PNFS             0x1000
 #define NFSDBG_PNFS_LD          0x2000
+#define NFSDBG_STATE            0x4000
 #define NFSDBG_ALL              0xFFFF
 
 #ifdef __KERNEL__
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 7073fc74481c..fbb78fb09bd2 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -17,7 +17,7 @@ struct nfs4_sequence_args;
 struct nfs4_sequence_res;
 struct nfs_server;
 struct nfs4_minor_version_ops;
-struct server_scope;
+struct nfs41_server_scope;
 struct nfs41_impl_id;
 
 /*
@@ -35,6 +35,9 @@ struct nfs_client {
 #define NFS_CS_RENEWD           3               /* - renewd started */
 #define NFS_CS_STOP_RENEW       4               /* no more state to renew */
 #define NFS_CS_CHECK_LEASE_TIME 5               /* need to check lease time */
+        unsigned long           cl_flags;       /* behavior switches */
+#define NFS_CS_NORESVPORT       0               /* - use ephemeral src port */
+#define NFS_CS_DISCRTRY         1               /* - disconnect on RPC retry */
         struct sockaddr_storage cl_addr;        /* server identifier */
         size_t                  cl_addrlen;
         char *                  cl_hostname;    /* hostname of server */
@@ -61,9 +64,6 @@ struct nfs_client {
 
         struct rpc_wait_queue   cl_rpcwaitq;
 
-        /* used for the setclientid verifier */
-        struct timespec         cl_boot_time;
-
         /* idmapper */
         struct idmap *          cl_idmap;
 
@@ -79,16 +79,17 @@ struct nfs_client {
         u32                     cl_seqid;
         /* The flags used for obtaining the clientid during EXCHANGE_ID */
         u32                     cl_exchange_flags;
-        struct nfs4_session     *cl_session;    /* sharred session */
+        struct nfs4_session     *cl_session;    /* shared session */
+        struct nfs41_server_owner *cl_serverowner;
+        struct nfs41_server_scope *cl_serverscope;
+        struct nfs41_impl_id    *cl_implid;
 #endif /* CONFIG_NFS_V4 */
 
 #ifdef CONFIG_NFS_FSCACHE
         struct fscache_cookie   *fscache;       /* client index cache cookie */
 #endif
 
-        struct server_scope     *server_scope;  /* from exchange_id */
-        struct nfs41_impl_id    *impl_id;       /* from exchange_id */
-        struct net              *net;
+        struct net              *cl_net;
 };
 
 /*
diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h
index eac30d6bec17..88d166b555e8 100644
--- a/include/linux/nfs_page.h
+++ b/include/linux/nfs_page.h
@@ -27,7 +27,6 @@ enum {
         PG_CLEAN,
         PG_NEED_COMMIT,
         PG_NEED_RESCHED,
-        PG_PARTIAL_READ_FAILED,
         PG_COMMIT_TO_DS,
 };
 
@@ -37,7 +36,6 @@ struct nfs_page {
         struct page             *wb_page;       /* page to read in/write out */
         struct nfs_open_context *wb_context;    /* File state context info */
         struct nfs_lock_context *wb_lock_context;       /* lock context info */
-        atomic_t                wb_complete;    /* i/os we're waiting for */
         pgoff_t                 wb_index;       /* Offset >> PAGE_CACHE_SHIFT */
         unsigned int            wb_offset,      /* Offset & ~PAGE_CACHE_MASK */
                                 wb_pgbase,      /* Start of page data */
@@ -68,7 +66,9 @@ struct nfs_pageio_descriptor {
         int                     pg_ioflags;
         int                     pg_error;
         const struct rpc_call_ops *pg_rpc_callops;
+        const struct nfs_pgio_completion_ops *pg_completion_ops;
         struct pnfs_layout_segment *pg_lseg;
+        struct nfs_direct_req   *pg_dreq;
 };
 
 #define NFS_WBACK_BUSY(req)     (test_bit(PG_BUSY,&(req)->wb_flags))
@@ -84,6 +84,7 @@ extern	void nfs_release_request(struct nfs_page *req);
 extern  void nfs_pageio_init(struct nfs_pageio_descriptor *desc,
                              struct inode *inode,
                              const struct nfs_pageio_ops *pg_ops,
+                             const struct nfs_pgio_completion_ops *compl_ops,
                              size_t bsize,
                              int how);
 extern  int nfs_pageio_add_request(struct nfs_pageio_descriptor *,
@@ -95,26 +96,17 @@ extern bool nfs_generic_pg_test(struct nfs_pageio_descriptor *desc,
                                 struct nfs_page *req);
 extern  int nfs_wait_on_request(struct nfs_page *);
 extern  void nfs_unlock_request(struct nfs_page *req);
+extern  void nfs_unlock_and_release_request(struct nfs_page *req);
 
 /*
- * Lock the page of an asynchronous request without getting a new reference
+ * Lock the page of an asynchronous request
  */
 static inline int
-nfs_lock_request_dontget(struct nfs_page *req)
-{
-        return !test_and_set_bit(PG_BUSY, &req->wb_flags);
-}
-
-static inline int
 nfs_lock_request(struct nfs_page *req)
 {
-        if (test_and_set_bit(PG_BUSY, &req->wb_flags))
-                return 0;
-        kref_get(&req->wb_kref);
-        return 1;
+        return !test_and_set_bit(PG_BUSY, &req->wb_flags);
 }
 
-
 /**
  * nfs_list_add_request - Insert a request into a list
  * @req: request
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 7ba3551a0414..d1a7bf51c326 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -35,6 +35,15 @@ static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid
         return a->major == b->major && a->minor == b->minor;
 }
 
+struct nfs4_threshold {
+        __u32   bm;
+        __u32   l_type;
+        __u64   rd_sz;
+        __u64   wr_sz;
+        __u64   rd_io_sz;
+        __u64   wr_io_sz;
+};
+
 struct nfs_fattr {
         unsigned int            valid;          /* which fields are valid */
         umode_t                 mode;
@@ -67,6 +76,7 @@ struct nfs_fattr {
         unsigned long           gencount;
         struct nfs4_string      *owner_name;
         struct nfs4_string      *group_name;
+        struct nfs4_threshold   *mdsthreshold;  /* pNFS threshold hints */
 };
 
 #define NFS_ATTR_FATTR_TYPE             (1U << 0)
@@ -106,14 +116,14 @@ struct nfs_fattr {
                 | NFS_ATTR_FATTR_FILEID \
                 | NFS_ATTR_FATTR_ATIME \
                 | NFS_ATTR_FATTR_MTIME \
-                | NFS_ATTR_FATTR_CTIME)
+                | NFS_ATTR_FATTR_CTIME \
+                | NFS_ATTR_FATTR_CHANGE)
 #define NFS_ATTR_FATTR_V2 (NFS_ATTR_FATTR \
                 | NFS_ATTR_FATTR_BLOCKS_USED)
 #define NFS_ATTR_FATTR_V3 (NFS_ATTR_FATTR \
                 | NFS_ATTR_FATTR_SPACE_USED)
 #define NFS_ATTR_FATTR_V4 (NFS_ATTR_FATTR \
-                | NFS_ATTR_FATTR_SPACE_USED \
-                | NFS_ATTR_FATTR_CHANGE)
+                | NFS_ATTR_FATTR_SPACE_USED)
 
 /*
  * Info on the file system
@@ -338,7 +348,6 @@ struct nfs_openargs {
         const struct qstr *     name;
         const struct nfs_server *server;         /* Needed for ID mapping */
         const u32 *             bitmask;
-        const u32 *             dir_bitmask;
         __u32                   claim;
         struct nfs4_sequence_args       seq_args;
 };
@@ -349,7 +358,6 @@ struct nfs_openres {
         struct nfs4_change_info cinfo;
         __u32                   rflags;
         struct nfs_fattr *      f_attr;
-        struct nfs_fattr *      dir_attr;
         struct nfs_seqid *      seqid;
         const struct nfs_server *server;
         fmode_t                 delegation_type;
@@ -519,12 +527,29 @@ struct nfs_writeres {
 };
 
 /*
+ * Arguments to the commit call.
+ */
+struct nfs_commitargs {
+        struct nfs_fh           *fh;
+        __u64                   offset;
+        __u32                   count;
+        const u32               *bitmask;
+        struct nfs4_sequence_args       seq_args;
+};
+
+struct nfs_commitres {
+        struct nfs_fattr        *fattr;
+        struct nfs_writeverf    *verf;
+        const struct nfs_server *server;
+        struct nfs4_sequence_res        seq_res;
+};
+
+/*
  * Common arguments to the unlink call
  */
 struct nfs_removeargs {
         const struct nfs_fh     *fh;
         struct qstr             name;
-        const u32 *             bitmask;
         struct nfs4_sequence_args       seq_args;
 };
 
@@ -543,7 +568,6 @@ struct nfs_renameargs {
         const struct nfs_fh             *new_dir;
         const struct qstr               *old_name;
         const struct qstr               *new_name;
-        const u32                       *bitmask;
         struct nfs4_sequence_args       seq_args;
 };
 
@@ -839,7 +863,6 @@ struct nfs4_create_res {
         struct nfs_fh *                 fh;
         struct nfs_fattr *              fattr;
         struct nfs4_change_info         dir_cinfo;
-        struct nfs_fattr *              dir_fattr;
         struct nfs4_sequence_res        seq_res;
 };
 
@@ -1061,6 +1084,21 @@ struct nfstime4 {
 };
 
 #ifdef CONFIG_NFS_V4_1
+
+struct pnfs_commit_bucket {
+        struct list_head written;
+        struct list_head committing;
+        struct pnfs_layout_segment *wlseg;
+        struct pnfs_layout_segment *clseg;
+};
+
+struct pnfs_ds_commit_info {
+        int nwritten;
+        int ncommitting;
+        int nbuckets;
+        struct pnfs_commit_bucket *buckets;
+};
+
 #define NFS4_EXCHANGE_ID_LEN    (48)
 struct nfs41_exchange_id_args {
         struct nfs_client               *client;
@@ -1070,13 +1108,13 @@ struct nfs41_exchange_id_args {
         u32                             flags;
 };
 
-struct server_owner {
+struct nfs41_server_owner {
         uint64_t                        minor_id;
         uint32_t                        major_id_sz;
         char                            major_id[NFS4_OPAQUE_LIMIT];
 };
 
-struct server_scope {
+struct nfs41_server_scope {
         uint32_t                        server_scope_sz;
         char                            server_scope[NFS4_OPAQUE_LIMIT];
 };
@@ -1087,10 +1125,18 @@ struct nfs41_impl_id {
         struct nfstime4                 date;
 };
 
+struct nfs41_bind_conn_to_session_res {
+        struct nfs4_session             *session;
+        u32                             dir;
+        bool                            use_conn_in_rdma_mode;
+};
+
 struct nfs41_exchange_id_res {
-        struct nfs_client               *client;
+        u64                             clientid;
+        u32                             seqid;
         u32                             flags;
-        struct server_scope             *server_scope;
+        struct nfs41_server_owner       *server_owner;
+        struct nfs41_server_scope       *server_scope;
         struct nfs41_impl_id            *impl_id;
 };
 
@@ -1143,35 +1189,114 @@ struct nfs41_free_stateid_res {
         struct nfs4_sequence_res        seq_res;
 };
 
+#else
+
+struct pnfs_ds_commit_info {
+};
+
 #endif /* CONFIG_NFS_V4_1 */
 
 struct nfs_page;
 
 #define NFS_PAGEVEC_SIZE        (8U)
 
+struct nfs_page_array {
+        struct page             **pagevec;
+        unsigned int            npages;         /* Max length of pagevec */
+        struct page             *page_array[NFS_PAGEVEC_SIZE];
+};
+
 struct nfs_read_data {
+        struct nfs_pgio_header  *header;
+        struct list_head        list;
         struct rpc_task         task;
-        struct inode            *inode;
-        struct rpc_cred         *cred;
         struct nfs_fattr        fattr;  /* fattr storage */
-        struct list_head        pages;  /* Coalesced read requests */
-        struct list_head        list;   /* lists of struct nfs_read_data */
-        struct nfs_page         *req;   /* multi ops per nfs_page */
-        struct page             **pagevec;
-        unsigned int            npages; /* Max length of pagevec */
         struct nfs_readargs args;
         struct nfs_readres  res;
         unsigned long           timestamp;      /* For lease renewal */
-        struct pnfs_layout_segment *lseg;
-        struct nfs_client       *ds_clp;        /* pNFS data server */
-        const struct rpc_call_ops *mds_ops;
         int (*read_done_cb) (struct rpc_task *task, struct nfs_read_data *data);
         __u64                   mds_offset;
+        struct nfs_page_array   pages;
+        struct nfs_client       *ds_clp;        /* pNFS data server */
+};
+
+/* used as flag bits in nfs_pgio_header */
+enum {
+        NFS_IOHDR_ERROR = 0,
+        NFS_IOHDR_EOF,
+        NFS_IOHDR_REDO,
+        NFS_IOHDR_NEED_COMMIT,
+        NFS_IOHDR_NEED_RESCHED,
+};
+
+struct nfs_pgio_header {
+        struct inode            *inode;
+        struct rpc_cred         *cred;
+        struct list_head        pages;
+        struct list_head        rpc_list;
+        atomic_t                refcnt;
+        struct nfs_page         *req;
+        struct pnfs_layout_segment *lseg;
+        loff_t                  io_start;
+        const struct rpc_call_ops *mds_ops;
+        void (*release) (struct nfs_pgio_header *hdr);
+        const struct nfs_pgio_completion_ops *completion_ops;
+        struct nfs_direct_req   *dreq;
+        spinlock_t              lock;
+        /* fields protected by lock */
         int                     pnfs_error;
-        struct page             *page_array[NFS_PAGEVEC_SIZE];
+        int                     error;          /* merge with pnfs_error */
+        unsigned long           good_bytes;     /* boundary of good data */
+        unsigned long           flags;
+};
+
+struct nfs_read_header {
+        struct nfs_pgio_header  header;
+        struct nfs_read_data    rpc_data;
 };
 
 struct nfs_write_data {
+        struct nfs_pgio_header  *header;
+        struct list_head        list;
+        struct rpc_task         task;
+        struct nfs_fattr        fattr;
+        struct nfs_writeverf    verf;
+        struct nfs_writeargs    args;           /* argument struct */
+        struct nfs_writeres     res;            /* result struct */
+        unsigned long           timestamp;      /* For lease renewal */
+        int (*write_done_cb) (struct rpc_task *task, struct nfs_write_data *data);
+        __u64                   mds_offset;     /* Filelayout dense stripe */
+        struct nfs_page_array   pages;
+        struct nfs_client       *ds_clp;        /* pNFS data server */
+};
+
+struct nfs_write_header {
+        struct nfs_pgio_header  header;
+        struct nfs_write_data   rpc_data;
+};
+
+struct nfs_mds_commit_info {
+        atomic_t rpcs_out;
+        unsigned long           ncommit;
+        struct list_head        list;
+};
+
+struct nfs_commit_data;
+struct nfs_inode;
+struct nfs_commit_completion_ops {
+        void (*error_cleanup) (struct nfs_inode *nfsi);
+        void (*completion) (struct nfs_commit_data *data);
+};
+
+struct nfs_commit_info {
+        spinlock_t                      *lock;
+        struct nfs_mds_commit_info      *mds;
+        struct pnfs_ds_commit_info      *ds;
+        struct nfs_direct_req           *dreq;  /* O_DIRECT request */
+        const struct nfs_commit_completion_ops *completion_ops;
+};
+
+struct nfs_commit_data {
         struct rpc_task         task;
         struct inode            *inode;
         struct rpc_cred         *cred;
@@ -1179,22 +1304,22 @@ struct nfs_write_data {
         struct nfs_writeverf    verf;
         struct list_head        pages;          /* Coalesced requests we wish to flush */
         struct list_head        list;           /* lists of struct nfs_write_data */
-        struct nfs_page         *req;           /* multi ops per nfs_page */
-        struct page             **pagevec;
-        unsigned int            npages;         /* Max length of pagevec */
-        struct nfs_writeargs    args;           /* argument struct */
-        struct nfs_writeres     res;            /* result struct */
+        struct nfs_direct_req   *dreq;          /* O_DIRECT request */
+        struct nfs_commitargs   args;           /* argument struct */
+        struct nfs_commitres    res;            /* result struct */
+        struct nfs_open_context *context;
         struct pnfs_layout_segment *lseg;
         struct nfs_client       *ds_clp;        /* pNFS data server */
         int                     ds_commit_index;
         const struct rpc_call_ops *mds_ops;
-        int (*write_done_cb) (struct rpc_task *task, struct nfs_write_data *data);
-#ifdef CONFIG_NFS_V4
-        unsigned long           timestamp;      /* For lease renewal */
-#endif
-        __u64                   mds_offset;     /* Filelayout dense stripe */
-        int                     pnfs_error;
-        struct page             *page_array[NFS_PAGEVEC_SIZE];
+        const struct nfs_commit_completion_ops *completion_ops;
+        int (*commit_done_cb) (struct rpc_task *task, struct nfs_commit_data *data);
+};
+
+struct nfs_pgio_completion_ops {
+        void    (*error_cleanup)(struct list_head *head);
+        void    (*init_hdr)(struct nfs_pgio_header *hdr);
+        void    (*completion)(struct nfs_pgio_header *hdr);
 };
 
 struct nfs_unlinkdata {
@@ -1234,11 +1359,13 @@ struct nfs_rpc_ops {
 
         int     (*getroot) (struct nfs_server *, struct nfs_fh *,
                             struct nfs_fsinfo *);
+        struct vfsmount *(*submount) (struct nfs_server *, struct dentry *,
+                                      struct nfs_fh *, struct nfs_fattr *);
         int     (*getattr) (struct nfs_server *, struct nfs_fh *,
                             struct nfs_fattr *);
         int     (*setattr) (struct dentry *, struct nfs_fattr *,
                             struct iattr *);
-        int     (*lookup)  (struct rpc_clnt *clnt, struct inode *, struct qstr *,
+        int     (*lookup)  (struct inode *, struct qstr *,
                             struct nfs_fh *, struct nfs_fattr *);
         int     (*access)  (struct inode *, struct nfs_access_entry *);
         int     (*readlink)(struct inode *, struct page *, unsigned int,
@@ -1277,8 +1404,9 @@ struct nfs_rpc_ops {
         void    (*write_setup)  (struct nfs_write_data *, struct rpc_message *);
         void    (*write_rpc_prepare)(struct rpc_task *, struct nfs_write_data *);
         int     (*write_done)  (struct rpc_task *, struct nfs_write_data *);
-        void    (*commit_setup) (struct nfs_write_data *, struct rpc_message *);
-        int     (*commit_done) (struct rpc_task *, struct nfs_write_data *);
+        void    (*commit_setup) (struct nfs_commit_data *, struct rpc_message *);
+        void    (*commit_rpc_prepare)(struct rpc_task *, struct nfs_commit_data *);
+        int     (*commit_done) (struct rpc_task *, struct nfs_commit_data *);
         int     (*lock)(struct file *, int, struct file_lock *);
         int     (*lock_check_bounds)(const struct file_lock *);
         void    (*clear_acl_cache)(struct inode *);
@@ -1287,9 +1415,9 @@ struct nfs_rpc_ops {
                                 struct nfs_open_context *ctx,
                                 int open_flags,
                                 struct iattr *iattr);
-        int     (*init_client) (struct nfs_client *, const struct rpc_timeout *,
-                                const char *, rpc_authflavor_t, int);
-        int     (*secinfo)(struct inode *, const struct qstr *, struct nfs4_secinfo_flavors *);
+        struct nfs_client *
+                (*init_client) (struct nfs_client *, const struct rpc_timeout *,
+                                const char *, rpc_authflavor_t);
 };
 
 /*
diff --git a/include/linux/oom.h b/include/linux/oom.h
index 3d7647536b03..e4c29bc72e70 100644
--- a/include/linux/oom.h
+++ b/include/linux/oom.h
@@ -43,8 +43,9 @@ enum oom_constraint {
 extern void compare_swap_oom_score_adj(int old_val, int new_val);
 extern int test_set_oom_score_adj(int new_val);
 
-extern unsigned int oom_badness(struct task_struct *p, struct mem_cgroup *memcg,
-                        const nodemask_t *nodemask, unsigned long totalpages);
+extern unsigned long oom_badness(struct task_struct *p,
+                struct mem_cgroup *memcg, const nodemask_t *nodemask,
+                unsigned long totalpages);
 extern int try_set_zonelist_oom(struct zonelist *zonelist, gfp_t gfp_flags);
 extern void clear_zonelist_oom(struct zonelist *zonelist, gfp_t gfp_flags);
 
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index efa26b4da8d2..7cfad3bbb0cc 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -460,11 +460,11 @@ static inline int fault_in_pages_readable(const char __user *uaddr, int size)
  */
 static inline int fault_in_multipages_writeable(char __user *uaddr, int size)
 {
-        int ret;
+        int ret = 0;
         char __user *end = uaddr + size - 1;
 
         if (unlikely(size == 0))
-                return 0;
+                return ret;
 
         /*
          * Writing zeroes into userspace here is OK, because we know that if
@@ -489,11 +489,11 @@ static inline int fault_in_multipages_readable(const char __user *uaddr,
                                                int size)
 {
         volatile char c;
-        int ret;
+        int ret = 0;
         const char __user *end = uaddr + size - 1;
 
         if (unlikely(size == 0))
-                return 0;
+                return ret;
 
         while (uaddr <= end) {
                 ret = __get_user(c, uaddr);
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 3329965ed63f..ab741b0d0074 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2506,6 +2506,7 @@
 #define PCI_DEVICE_ID_INTEL_MRST_SD2    0x084F
 #define PCI_DEVICE_ID_INTEL_I960        0x0960
 #define PCI_DEVICE_ID_INTEL_I960RM      0x0962
+#define PCI_DEVICE_ID_INTEL_CENTERTON_ILB       0x0c60
 #define PCI_DEVICE_ID_INTEL_8257X_SOL   0x1062
 #define PCI_DEVICE_ID_INTEL_82573E_SOL  0x1085
 #define PCI_DEVICE_ID_INTEL_82573L_SOL  0x108F
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index fd07c4542cee..3fce545df394 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -173,8 +173,6 @@ enum ttu_flags {
 };
 #define TTU_ACTION(x) ((x) & TTU_ACTION_MASK)
 
-bool is_vma_temporary_stack(struct vm_area_struct *vma);
-
 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);
diff --git a/include/linux/swap.h b/include/linux/swap.h
index b1fd5c7925fe..49c0fa9ef5cf 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -351,31 +351,14 @@ 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 page *, struct block_device **);
 extern sector_t swapdev_block(int, pgoff_t);
+extern int page_swapcount(struct page *);
 extern int reuse_swap_page(struct page *);
 extern int try_to_free_swap(struct page *);
 struct backing_dev_info;
 
-/* linux/mm/thrash.c */
-extern struct mm_struct *swap_token_mm;
-extern void grab_swap_token(struct mm_struct *);
-extern void __put_swap_token(struct mm_struct *);
-extern void disable_swap_token(struct mem_cgroup *memcg);
-
-static inline int has_swap_token(struct mm_struct *mm)
-{
-        return (mm == swap_token_mm);
-}
-
-static inline void put_swap_token(struct mm_struct *mm)
-{
-        if (has_swap_token(mm))
-                __put_swap_token(mm);
-}
-
 #ifdef CONFIG_CGROUP_MEM_RES_CTLR
 extern void
 mem_cgroup_uncharge_swapcache(struct page *page, swp_entry_t ent, bool swapout);
-extern int mem_cgroup_count_swap_user(swp_entry_t ent, struct page **pagep);
 #else
 static inline void
 mem_cgroup_uncharge_swapcache(struct page *page, swp_entry_t ent, bool swapout)
@@ -462,6 +445,11 @@ static inline void delete_from_swap_cache(struct page *page)
 {
 }
 
+static inline int page_swapcount(struct page *page)
+{
+        return 0;
+}
+
 #define reuse_swap_page(page)   (page_mapcount(page) == 1)
 
 static inline int try_to_free_swap(struct page *page)
@@ -476,37 +464,11 @@ static inline swp_entry_t get_swap_page(void)
         return entry;
 }
 
-/* linux/mm/thrash.c */
-static inline void put_swap_token(struct mm_struct *mm)
-{
-}
-
-static inline void grab_swap_token(struct mm_struct *mm)
-{
-}
-
-static inline int has_swap_token(struct mm_struct *mm)
-{
-        return 0;
-}
-
-static inline void disable_swap_token(struct mem_cgroup *memcg)
-{
-}
-
 static inline void
 mem_cgroup_uncharge_swapcache(struct page *page, swp_entry_t ent)
 {
 }
 
-#ifdef CONFIG_CGROUP_MEM_RES_CTLR
-static inline int
-mem_cgroup_count_swap_user(swp_entry_t ent, struct page **pagep)
-{
-        return 0;
-}
-#endif
-
 #endif /* CONFIG_SWAP */
 #endif /* __KERNEL__*/
 #endif /* _LINUX_SWAP_H */