Merge tag 'v3.15-rc1' into for-3.16/core

We don't like this, but things have diverged with the blk-mq fixes
in 3.15-rc1. So merge it in.

103 files changed, 2320 insertions, 727 deletions

diff --git a/include/linux/acpi_dma.h b/include/linux/acpi_dma.h
index fb0298082916..329436d38e66 100644
--- a/include/linux/acpi_dma.h
+++ b/include/linux/acpi_dma.h
@@ -16,6 +16,7 @@
 
 #include <linux/list.h>
 #include <linux/device.h>
+#include <linux/err.h>
 #include <linux/dmaengine.h>
 
 /**
@@ -103,12 +104,12 @@ static inline void devm_acpi_dma_controller_free(struct device *dev)
 static inline struct dma_chan *acpi_dma_request_slave_chan_by_index(
                 struct device *dev, size_t index)
 {
-        return NULL;
+        return ERR_PTR(-ENODEV);
 }
 static inline struct dma_chan *acpi_dma_request_slave_chan_by_name(
                 struct device *dev, const char *name)
 {
-        return NULL;
+        return ERR_PTR(-ENODEV);
 }
 
 #define acpi_dma_simple_xlate   NULL
diff --git a/include/linux/audit.h b/include/linux/audit.h
index ec1464df4c60..22cfddb75566 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -79,6 +79,14 @@ extern int is_audit_feature_set(int which);
 extern int __init audit_register_class(int class, unsigned *list);
 extern int audit_classify_syscall(int abi, unsigned syscall);
 extern int audit_classify_arch(int arch);
+/* only for compat system calls */
+extern unsigned compat_write_class[];
+extern unsigned compat_read_class[];
+extern unsigned compat_dir_class[];
+extern unsigned compat_chattr_class[];
+extern unsigned compat_signal_class[];
+
+extern int __weak audit_classify_compat_syscall(int abi, unsigned syscall);
 
 /* audit_names->type values */
 #define AUDIT_TYPE_UNKNOWN      0       /* we don't know yet */
@@ -94,6 +102,12 @@ struct filename;
 
 extern void audit_log_session_info(struct audit_buffer *ab);
 
+#ifdef CONFIG_AUDIT_COMPAT_GENERIC
+#define audit_is_compat(arch)  (!((arch) & __AUDIT_ARCH_64BIT))
+#else
+#define audit_is_compat(arch)  false
+#endif
+
 #ifdef CONFIG_AUDITSYSCALL
 /* These are defined in auditsc.c */
                                 /* Public API */
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index b4a745d7d9a9..61f29e5ea840 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -44,7 +44,6 @@ struct linux_binprm {
         unsigned interp_flags;
         unsigned interp_data;
         unsigned long loader, exec;
-        char tcomm[TASK_COMM_LEN];
 };
 
 #define BINPRM_FLAGS_ENFORCE_NONDUMP_BIT 0
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 5aa372a7380c..bba550826921 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -388,7 +388,7 @@ struct sg_iovec;
 struct rq_map_data;
 extern struct bio *bio_map_user_iov(struct request_queue *,
                                     struct block_device *,
-                                    struct sg_iovec *, int, int, gfp_t);
+                                    const struct sg_iovec *, int, int, gfp_t);
 extern void bio_unmap_user(struct bio *);
 extern struct bio *bio_map_kern(struct request_queue *, void *, unsigned int,
                                 gfp_t);
@@ -414,7 +414,8 @@ extern int bio_alloc_pages(struct bio *bio, gfp_t gfp);
 extern struct bio *bio_copy_user(struct request_queue *, struct rq_map_data *,
                                  unsigned long, unsigned int, int, gfp_t);
 extern struct bio *bio_copy_user_iov(struct request_queue *,
-                                     struct rq_map_data *, struct sg_iovec *,
+                                     struct rq_map_data *,
+                                     const struct sg_iovec *,
                                      int, int, gfp_t);
 extern int bio_uncopy_user(struct bio *);
 void zero_fill_bio(struct bio *bio);
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index bbc3a6c88fce..aa0eaa2d0bd8 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -189,6 +189,7 @@ enum rq_flag_bits {
         __REQ_KERNEL,           /* direct IO to kernel pages */
         __REQ_PM,               /* runtime pm request */
         __REQ_END,              /* last of chain of requests */
+        __REQ_HASHED,           /* on IO scheduler merge hash */
         __REQ_NR_BITS,          /* stops here */
 };
 
@@ -241,5 +242,6 @@ enum rq_flag_bits {
 #define REQ_KERNEL              (1ULL << __REQ_KERNEL)
 #define REQ_PM                  (1ULL << __REQ_PM)
 #define REQ_END                 (1ULL << __REQ_END)
+#define REQ_HASHED              (1ULL << __REQ_HASHED)
 
 #endif /* __LINUX_BLK_TYPES_H */
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 5a31307c5ded..86a8df13a5fe 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -118,7 +118,18 @@ struct request {
         struct bio *bio;
         struct bio *biotail;
 
-        struct hlist_node hash; /* merge hash */
+        /*
+         * The hash is used inside the scheduler, and killed once the
+         * request reaches the dispatch list. The ipi_list is only used
+         * to queue the request for softirq completion, which is long
+         * after the request has been unhashed (and even removed from
+         * the dispatch list).
+         */
+        union {
+                struct hlist_node hash; /* merge hash */
+                struct list_head ipi_list;
+        };
+
         /*
          * The rb_node is only used inside the io scheduler, requests
          * are pruned when moved to the dispatch queue. So let the
@@ -824,8 +835,8 @@ extern int blk_rq_map_user(struct request_queue *, struct request *,
 extern int blk_rq_unmap_user(struct bio *);
 extern int blk_rq_map_kern(struct request_queue *, struct request *, void *, unsigned int, gfp_t);
 extern int blk_rq_map_user_iov(struct request_queue *, struct request *,
-                               struct rq_map_data *, struct sg_iovec *, int,
-                               unsigned int, gfp_t);
+                               struct rq_map_data *, const struct sg_iovec *,
+                               int, unsigned int, gfp_t);
 extern int blk_execute_rq(struct request_queue *, struct gendisk *,
                           struct request *, int);
 extern void blk_execute_rq_nowait(struct request_queue *, struct gendisk *,
diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index d77797a52b7b..c40302f909ce 100644
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -210,8 +210,8 @@ int block_write_full_page(struct page *page, get_block_t *get_block,
 int block_write_full_page_endio(struct page *page, get_block_t *get_block,
                         struct writeback_control *wbc, bh_end_io_t *handler);
 int block_read_full_page(struct page*, get_block_t*);
-int block_is_partially_uptodate(struct page *page, read_descriptor_t *desc,
-                                unsigned long from);
+int block_is_partially_uptodate(struct page *page, unsigned long from,
+                                unsigned long count);
 int block_write_begin(struct address_space *mapping, loff_t pos, unsigned len,
                 unsigned flags, struct page **pagep, get_block_t *get_block);
 int __block_write_begin(struct page *page, loff_t pos, unsigned len,
diff --git a/include/linux/ceph/ceph_features.h b/include/linux/ceph/ceph_features.h
index 138448f766b4..d12659ce550d 100644
--- a/include/linux/ceph/ceph_features.h
+++ b/include/linux/ceph/ceph_features.h
@@ -43,6 +43,13 @@
 #define CEPH_FEATURE_CRUSH_V2      (1ULL<<36)  /* new indep; SET_* steps */
 #define CEPH_FEATURE_EXPORT_PEER   (1ULL<<37)
 #define CEPH_FEATURE_OSD_ERASURE_CODES (1ULL<<38)
+#define CEPH_FEATURE_OSD_TMAP2OMAP (1ULL<<38)   /* overlap with EC */
+/* The process supports new-style OSDMap encoding. Monitors also use
+   this bit to determine if peers support NAK messages. */
+#define CEPH_FEATURE_OSDMAP_ENC    (1ULL<<39)
+#define CEPH_FEATURE_MDS_INLINE_DATA     (1ULL<<40)
+#define CEPH_FEATURE_CRUSH_TUNABLES3     (1ULL<<41)
+#define CEPH_FEATURE_OSD_PRIMARY_AFFINITY (1ULL<<41)  /* overlap w/ tunables3 */
 
 /*
  * The introduction of CEPH_FEATURE_OSD_SNAPMAPPER caused the feature
@@ -82,7 +89,10 @@ static inline u64 ceph_sanitize_features(u64 features)
          CEPH_FEATURE_OSDHASHPSPOOL |           \
          CEPH_FEATURE_OSD_CACHEPOOL |           \
          CEPH_FEATURE_CRUSH_V2 |                \
-         CEPH_FEATURE_EXPORT_PEER)
+         CEPH_FEATURE_EXPORT_PEER |             \
+         CEPH_FEATURE_OSDMAP_ENC |              \
+         CEPH_FEATURE_CRUSH_TUNABLES3 |         \
+         CEPH_FEATURE_OSD_PRIMARY_AFFINITY)
 
 #define CEPH_FEATURES_REQUIRED_DEFAULT   \
         (CEPH_FEATURE_NOSRCADDR |        \
diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h
index 25bfb0eff772..5f6db18d72e8 100644
--- a/include/linux/ceph/ceph_fs.h
+++ b/include/linux/ceph/ceph_fs.h
@@ -332,6 +332,7 @@ enum {
         CEPH_MDS_OP_LOOKUPHASH = 0x00102,
         CEPH_MDS_OP_LOOKUPPARENT = 0x00103,
         CEPH_MDS_OP_LOOKUPINO  = 0x00104,
+        CEPH_MDS_OP_LOOKUPNAME = 0x00105,
 
         CEPH_MDS_OP_SETXATTR   = 0x01105,
         CEPH_MDS_OP_RMXATTR    = 0x01106,
@@ -420,8 +421,8 @@ union ceph_mds_request_args {
         struct {
                 __u8 rule; /* currently fcntl or flock */
                 __u8 type; /* shared, exclusive, remove*/
+                __le64 owner; /* owner of the lock */
                 __le64 pid; /* process id requesting the lock */
-                __le64 pid_namespace;
                 __le64 start; /* initial location to lock */
                 __le64 length; /* num bytes to lock from start */
                 __u8 wait; /* will caller wait for lock to become available? */
@@ -532,8 +533,8 @@ struct ceph_filelock {
         __le64 start;/* file offset to start lock at */
         __le64 length; /* num bytes to lock; 0 for all following start */
         __le64 client; /* which client holds the lock */
+        __le64 owner; /* owner the lock */
         __le64 pid; /* process id holding the lock on the client */
-        __le64 pid_namespace;
         __u8 type; /* shared lock, exclusive lock, or unlock */
 } __attribute__ ((packed));
 
diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h
index fd47e872ebcc..94ec69672164 100644
--- a/include/linux/ceph/osd_client.h
+++ b/include/linux/ceph/osd_client.h
@@ -43,7 +43,7 @@ struct ceph_osd {
 };
 
 
-#define CEPH_OSD_MAX_OP 2
+#define CEPH_OSD_MAX_OP 3
 
 enum ceph_osd_data_type {
         CEPH_OSD_DATA_TYPE_NONE = 0,
@@ -76,6 +76,7 @@ struct ceph_osd_data {
 
 struct ceph_osd_req_op {
         u16 op;           /* CEPH_OSD_OP_* */
+        u32 flags;        /* CEPH_OSD_OP_FLAG_* */
         u32 payload_len;
         union {
                 struct ceph_osd_data raw_data_in;
@@ -102,6 +103,10 @@ struct ceph_osd_req_op {
                         u32 timeout;
                         __u8 flag;
                 } watch;
+                struct {
+                        u64 expected_object_size;
+                        u64 expected_write_size;
+                } alloc_hint;
         };
 };
 
@@ -293,6 +298,10 @@ extern void osd_req_op_cls_init(struct ceph_osd_request *osd_req,
 extern void osd_req_op_watch_init(struct ceph_osd_request *osd_req,
                                         unsigned int which, u16 opcode,
                                         u64 cookie, u64 version, int flag);
+extern void osd_req_op_alloc_hint_init(struct ceph_osd_request *osd_req,
+                                       unsigned int which,
+                                       u64 expected_object_size,
+                                       u64 expected_write_size);
 
 extern struct ceph_osd_request *ceph_osdc_alloc_request(struct ceph_osd_client *osdc,
                                                struct ceph_snap_context *snapc,
diff --git a/include/linux/ceph/osdmap.h b/include/linux/ceph/osdmap.h
index 49ff69f0746b..561ea896c657 100644
--- a/include/linux/ceph/osdmap.h
+++ b/include/linux/ceph/osdmap.h
@@ -41,6 +41,18 @@ struct ceph_pg_pool_info {
         char *name;
 };
 
+static inline bool ceph_can_shift_osds(struct ceph_pg_pool_info *pool)
+{
+        switch (pool->type) {
+        case CEPH_POOL_TYPE_REP:
+                return true;
+        case CEPH_POOL_TYPE_EC:
+                return false;
+        default:
+                BUG_ON(1);
+        }
+}
+
 struct ceph_object_locator {
         s64 pool;
 };
@@ -60,8 +72,16 @@ struct ceph_object_id {
 struct ceph_pg_mapping {
         struct rb_node node;
         struct ceph_pg pgid;
-        int len;
-        int osds[];
+
+        union {
+                struct {
+                        int len;
+                        int osds[];
+                } pg_temp;
+                struct {
+                        int osd;
+                } primary_temp;
+        };
 };
 
 struct ceph_osdmap {
@@ -78,12 +98,19 @@ struct ceph_osdmap {
         struct ceph_entity_addr *osd_addr;
 
         struct rb_root pg_temp;
+        struct rb_root primary_temp;
+
+        u32 *osd_primary_affinity;
+
         struct rb_root pg_pools;
         u32 pool_max;
 
         /* the CRUSH map specifies the mapping of placement groups to
          * the list of osds that store+replicate them. */
         struct crush_map *crush;
+
+        struct mutex crush_scratch_mutex;
+        int crush_scratch_ary[CEPH_PG_MAX_SIZE * 3];
 };
 
 static inline void ceph_oid_set_name(struct ceph_object_id *oid,
@@ -110,9 +137,21 @@ static inline void ceph_oid_copy(struct ceph_object_id *dest,
         dest->name_len = src->name_len;
 }
 
+static inline int ceph_osd_exists(struct ceph_osdmap *map, int osd)
+{
+        return osd >= 0 && osd < map->max_osd &&
+               (map->osd_state[osd] & CEPH_OSD_EXISTS);
+}
+
 static inline int ceph_osd_is_up(struct ceph_osdmap *map, int osd)
 {
-        return (osd < map->max_osd) && (map->osd_state[osd] & CEPH_OSD_UP);
+        return ceph_osd_exists(map, osd) &&
+               (map->osd_state[osd] & CEPH_OSD_UP);
+}
+
+static inline int ceph_osd_is_down(struct ceph_osdmap *map, int osd)
+{
+        return !ceph_osd_is_up(map, osd);
 }
 
 static inline bool ceph_osdmap_flag(struct ceph_osdmap *map, int flag)
@@ -121,6 +160,7 @@ static inline bool ceph_osdmap_flag(struct ceph_osdmap *map, int flag)
 }
 
 extern char *ceph_osdmap_state_str(char *str, int len, int state);
+extern u32 ceph_get_primary_affinity(struct ceph_osdmap *map, int osd);
 
 static inline struct ceph_entity_addr *ceph_osd_addr(struct ceph_osdmap *map,
                                                      int osd)
@@ -153,7 +193,7 @@ static inline int ceph_decode_pgid(void **p, void *end, struct ceph_pg *pgid)
         return 0;
 }
 
-extern struct ceph_osdmap *osdmap_decode(void **p, void *end);
+extern struct ceph_osdmap *ceph_osdmap_decode(void **p, void *end);
 extern struct ceph_osdmap *osdmap_apply_incremental(void **p, void *end,
                                             struct ceph_osdmap *map,
                                             struct ceph_messenger *msgr);
@@ -172,7 +212,7 @@ extern int ceph_oloc_oid_to_pg(struct ceph_osdmap *osdmap,
 
 extern int ceph_calc_pg_acting(struct ceph_osdmap *osdmap,
                                struct ceph_pg pgid,
-                               int *acting);
+                               int *osds, int *primary);
 extern int ceph_calc_pg_primary(struct ceph_osdmap *osdmap,
                                 struct ceph_pg pgid);
 
diff --git a/include/linux/ceph/rados.h b/include/linux/ceph/rados.h
index 96292df4041b..f20e0d8a2155 100644
--- a/include/linux/ceph/rados.h
+++ b/include/linux/ceph/rados.h
@@ -81,8 +81,9 @@ struct ceph_pg_v1 {
  */
 #define CEPH_NOPOOL  ((__u64) (-1))  /* pool id not defined */
 
-#define CEPH_PG_TYPE_REP     1
-#define CEPH_PG_TYPE_RAID4   2
+#define CEPH_POOL_TYPE_REP     1
+#define CEPH_POOL_TYPE_RAID4   2 /* never implemented */
+#define CEPH_POOL_TYPE_EC      3
 
 /*
  * stable_mod func is used to control number of placement groups.
@@ -133,6 +134,10 @@ extern const char *ceph_osd_state_name(int s);
 #define CEPH_OSD_IN  0x10000
 #define CEPH_OSD_OUT 0
 
+/* osd primary-affinity.  fixed point value: 0x10000 == baseline */
+#define CEPH_OSD_MAX_PRIMARY_AFFINITY 0x10000
+#define CEPH_OSD_DEFAULT_PRIMARY_AFFINITY 0x10000
+
 
 /*
  * osd map flag bits
@@ -227,6 +232,9 @@ enum {
         CEPH_OSD_OP_OMAPRMKEYS    = CEPH_OSD_OP_MODE_WR | CEPH_OSD_OP_TYPE_DATA | 24,
         CEPH_OSD_OP_OMAP_CMP      = CEPH_OSD_OP_MODE_RD | CEPH_OSD_OP_TYPE_DATA | 25,
 
+        /* hints */
+        CEPH_OSD_OP_SETALLOCHINT = CEPH_OSD_OP_MODE_WR | CEPH_OSD_OP_TYPE_DATA | 35,
+
         /** multi **/
         CEPH_OSD_OP_CLONERANGE = CEPH_OSD_OP_MODE_WR | CEPH_OSD_OP_TYPE_MULTI | 1,
         CEPH_OSD_OP_ASSERT_SRC_VERSION = CEPH_OSD_OP_MODE_RD | CEPH_OSD_OP_TYPE_MULTI | 2,
@@ -382,7 +390,7 @@ enum {
  */
 struct ceph_osd_op {
         __le16 op;           /* CEPH_OSD_OP_* */
-        __le32 flags;        /* CEPH_OSD_FLAG_* */
+        __le32 flags;        /* CEPH_OSD_OP_FLAG_* */
         union {
                 struct {
                         __le64 offset, length;
@@ -416,6 +424,10 @@ struct ceph_osd_op {
                         __le64 offset, length;
                         __le64 src_offset;
                 } __attribute__ ((packed)) clonerange;
+                struct {
+                        __le64 expected_object_size;
+                        __le64 expected_write_size;
+                } __attribute__ ((packed)) alloc_hint;
         };
         __le32 payload_len;
 } __attribute__ ((packed));
diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h
new file mode 100644
index 000000000000..d1e49d52b640
--- /dev/null
+++ b/include/linux/compiler-clang.h
@@ -0,0 +1,12 @@
+#ifndef __LINUX_COMPILER_H
+#error "Please don't include <linux/compiler-clang.h> directly, include <linux/compiler.h> instead."
+#endif
+
+/* Some compiler specific definitions are overwritten here
+ * for Clang compiler
+ */
+
+#ifdef uninitialized_var
+#undef uninitialized_var
+#define uninitialized_var(x) x = *(&(x))
+#endif
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index 2472740d7ab2..ee7239ea1583 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -63,6 +63,13 @@ extern void __chk_io_ptr(const volatile void __iomem *);
 # include <linux/compiler-intel.h>
 #endif
 
+/* Clang compiler defines __GNUC__. So we will overwrite implementations
+ * coming from above header files here
+ */
+#ifdef __clang__
+#include <linux/compiler-clang.h>
+#endif
+
 /*
  * Generic compiler-dependent macros required for kernel
  * build go below this comment. Actual compiler/compiler version
diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index 03e962e23eaf..81887120395c 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -115,26 +115,46 @@ enum {
                 { .notifier_call = fn, .priority = pri };       \
         register_cpu_notifier(&fn##_nb);                        \
 }
+
+#define __cpu_notifier(fn, pri) {                               \
+        static struct notifier_block fn##_nb =                  \
+                { .notifier_call = fn, .priority = pri };       \
+        __register_cpu_notifier(&fn##_nb);                      \
+}
 #else /* #if defined(CONFIG_HOTPLUG_CPU) || !defined(MODULE) */
 #define cpu_notifier(fn, pri)   do { (void)(fn); } while (0)
+#define __cpu_notifier(fn, pri) do { (void)(fn); } while (0)
 #endif /* #else #if defined(CONFIG_HOTPLUG_CPU) || !defined(MODULE) */
+
 #ifdef CONFIG_HOTPLUG_CPU
 extern int register_cpu_notifier(struct notifier_block *nb);
+extern int __register_cpu_notifier(struct notifier_block *nb);
 extern void unregister_cpu_notifier(struct notifier_block *nb);
+extern void __unregister_cpu_notifier(struct notifier_block *nb);
 #else
 
 #ifndef MODULE
 extern int register_cpu_notifier(struct notifier_block *nb);
+extern int __register_cpu_notifier(struct notifier_block *nb);
 #else
 static inline int register_cpu_notifier(struct notifier_block *nb)
 {
         return 0;
 }
+
+static inline int __register_cpu_notifier(struct notifier_block *nb)
+{
+        return 0;
+}
 #endif
 
 static inline void unregister_cpu_notifier(struct notifier_block *nb)
 {
 }
+
+static inline void __unregister_cpu_notifier(struct notifier_block *nb)
+{
+}
 #endif
 
 int cpu_up(unsigned int cpu);
@@ -142,19 +162,32 @@ void notify_cpu_starting(unsigned int cpu);
 extern void cpu_maps_update_begin(void);
 extern void cpu_maps_update_done(void);
 
+#define cpu_notifier_register_begin     cpu_maps_update_begin
+#define cpu_notifier_register_done      cpu_maps_update_done
+
 #else   /* CONFIG_SMP */
 
 #define cpu_notifier(fn, pri)   do { (void)(fn); } while (0)
+#define __cpu_notifier(fn, pri) do { (void)(fn); } while (0)
 
 static inline int register_cpu_notifier(struct notifier_block *nb)
 {
         return 0;
 }
 
+static inline int __register_cpu_notifier(struct notifier_block *nb)
+{
+        return 0;
+}
+
 static inline void unregister_cpu_notifier(struct notifier_block *nb)
 {
 }
 
+static inline void __unregister_cpu_notifier(struct notifier_block *nb)
+{
+}
+
 static inline void cpu_maps_update_begin(void)
 {
 }
@@ -163,6 +196,14 @@ static inline void cpu_maps_update_done(void)
 {
 }
 
+static inline void cpu_notifier_register_begin(void)
+{
+}
+
+static inline void cpu_notifier_register_done(void)
+{
+}
+
 #endif /* CONFIG_SMP */
 extern struct bus_type cpu_subsys;
 
@@ -176,8 +217,11 @@ extern void put_online_cpus(void);
 extern void cpu_hotplug_disable(void);
 extern void cpu_hotplug_enable(void);
 #define hotcpu_notifier(fn, pri)        cpu_notifier(fn, pri)
+#define __hotcpu_notifier(fn, pri)      __cpu_notifier(fn, pri)
 #define register_hotcpu_notifier(nb)    register_cpu_notifier(nb)
+#define __register_hotcpu_notifier(nb)  __register_cpu_notifier(nb)
 #define unregister_hotcpu_notifier(nb)  unregister_cpu_notifier(nb)
+#define __unregister_hotcpu_notifier(nb)        __unregister_cpu_notifier(nb)
 void clear_tasks_mm_cpumask(int cpu);
 int cpu_down(unsigned int cpu);
 
@@ -190,9 +234,12 @@ static inline void cpu_hotplug_done(void) {}
 #define cpu_hotplug_disable()   do { } while (0)
 #define cpu_hotplug_enable()    do { } while (0)
 #define hotcpu_notifier(fn, pri)        do { (void)(fn); } while (0)
+#define __hotcpu_notifier(fn, pri)      do { (void)(fn); } while (0)
 /* These aren't inline functions due to a GCC bug. */
 #define register_hotcpu_notifier(nb)    ({ (void)(nb); 0; })
+#define __register_hotcpu_notifier(nb)  ({ (void)(nb); 0; })
 #define unregister_hotcpu_notifier(nb)  ({ (void)(nb); })
+#define __unregister_hotcpu_notifier(nb)        ({ (void)(nb); })
 #endif          /* CONFIG_HOTPLUG_CPU */
 
 #ifdef CONFIG_PM_SLEEP_SMP
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index c48e595f623e..5ae5100c1f24 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -455,11 +455,14 @@ extern struct cpufreq_governor cpufreq_gov_conservative;
  *                     FREQUENCY TABLE HELPERS                       *
  *********************************************************************/
 
-#define CPUFREQ_ENTRY_INVALID ~0
-#define CPUFREQ_TABLE_END     ~1
-#define CPUFREQ_BOOST_FREQ    ~2
+/* Special Values of .frequency field */
+#define CPUFREQ_ENTRY_INVALID   ~0
+#define CPUFREQ_TABLE_END       ~1
+/* Special Values of .flags field */
+#define CPUFREQ_BOOST_FREQ      (1 << 0)
 
 struct cpufreq_frequency_table {
+        unsigned int    flags;
         unsigned int    driver_data; /* driver specific data, not used by core */
         unsigned int    frequency; /* kHz - doesn't need to be in ascending
                                     * order */
diff --git a/include/linux/crash_dump.h b/include/linux/crash_dump.h
index 7032518f8542..72ab536ad3de 100644
--- a/include/linux/crash_dump.h
+++ b/include/linux/crash_dump.h
@@ -25,6 +25,7 @@ extern int __weak remap_oldmem_pfn_range(struct vm_area_struct *vma,
 
 extern ssize_t copy_oldmem_page(unsigned long, char *, size_t,
                                                 unsigned long, int);
+void vmcore_cleanup(void);
 
 /* Architecture code defines this if there are other possible ELF
  * machine types, e.g. on bi-arch capable hardware. */
diff --git a/include/linux/crush/crush.h b/include/linux/crush/crush.h
index acaa5615d634..4fad5f8ee01d 100644
--- a/include/linux/crush/crush.h
+++ b/include/linux/crush/crush.h
@@ -51,6 +51,7 @@ enum {
         CRUSH_RULE_SET_CHOOSELEAF_TRIES = 9, /* override chooseleaf_descend_once */
         CRUSH_RULE_SET_CHOOSE_LOCAL_TRIES = 10,
         CRUSH_RULE_SET_CHOOSE_LOCAL_FALLBACK_TRIES = 11,
+        CRUSH_RULE_SET_CHOOSELEAF_VARY_R = 12
 };
 
 /*
@@ -173,6 +174,12 @@ struct crush_map {
          * apply to a collision: in that case we will retry as we used
          * to. */
         __u32 chooseleaf_descend_once;
+
+        /* if non-zero, feed r into chooseleaf, bit-shifted right by (r-1)
+         * bits.  a value of 1 is best for new clusters.  for legacy clusters
+         * that want to limit reshuffling, a value of 3 or 4 will make the
+         * mappings line up a bit better with previous mappings. */
+        __u8 chooseleaf_vary_r;
 };
 
 
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index c5c92d59e531..8300fb87b84a 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -341,15 +341,11 @@ enum dma_slave_buswidth {
  * and this struct will then be passed in as an argument to the
  * DMA engine device_control() function.
  *
- * The rationale for adding configuration information to this struct
- * is as follows: if it is likely that most DMA slave controllers in
- * the world will support the configuration option, then make it
- * generic. If not: if it is fixed so that it be sent in static from
- * the platform data, then prefer to do that. Else, if it is neither
- * fixed at runtime, nor generic enough (such as bus mastership on
- * some CPU family and whatnot) then create a custom slave config
- * struct and pass that, then make this config a member of that
- * struct, if applicable.
+ * The rationale for adding configuration information to this struct is as
+ * follows: if it is likely that more than one DMA slave controllers in
+ * the world will support the configuration option, then make it generic.
+ * If not: if it is fixed so that it be sent in static from the platform
+ * data, then prefer to do that.
  */
 struct dma_slave_config {
         enum dma_transfer_direction direction;
diff --git a/include/linux/dw_dmac.h b/include/linux/dw_dmac.h
index 481ab2345d6b..68b4024184de 100644
--- a/include/linux/dw_dmac.h
+++ b/include/linux/dw_dmac.h
@@ -1,6 +1,5 @@
 /*
- * Driver for the Synopsys DesignWare DMA Controller (aka DMACA on
- * AVR32 systems.)
+ * Driver for the Synopsys DesignWare DMA Controller
  *
  * Copyright (C) 2007 Atmel Corporation
  * Copyright (C) 2010-2011 ST Microelectronics
@@ -44,8 +43,6 @@ struct dw_dma_slave {
  * @nr_masters: Number of AHB masters supported by the controller
  * @data_width: Maximum data width supported by hardware per AHB master
  *              (0 - 8bits, 1 - 16bits, ..., 5 - 256bits)
- * @sd: slave specific data. Used for configuring channels
- * @sd_count: count of slave data structures passed.
  */
 struct dw_dma_platform_data {
         unsigned int    nr_channels;
diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h
index da74d878dc4f..df53e1753a76 100644
--- a/include/linux/f2fs_fs.h
+++ b/include/linux/f2fs_fs.h
@@ -183,7 +183,7 @@ struct f2fs_inode {
         __le32 i_pino;                  /* parent inode number */
         __le32 i_namelen;               /* file name length */
         __u8 i_name[F2FS_NAME_LEN];     /* file name for SPOR */
-        __u8 i_reserved2;               /* for backward compatibility */
+        __u8 i_dir_level;               /* dentry_level for large dir */
 
         struct f2fs_extent i_ext;       /* caching a largest extent */
 
diff --git a/include/linux/fdtable.h b/include/linux/fdtable.h
index 70e8e21c0a30..230f87bdf5ad 100644
--- a/include/linux/fdtable.h
+++ b/include/linux/fdtable.h
@@ -63,8 +63,6 @@ struct file_operations;
 struct vfsmount;
 struct dentry;
 
-extern void __init files_defer_init(void);
-
 #define rcu_dereference_check_fdtable(files, fdtfd) \
         rcu_dereference_check((fdtfd), lockdep_is_held(&(files)->file_lock))
 
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 81048f9bc783..7a9c5bca2b76 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -48,6 +48,7 @@ struct cred;
 struct swap_info_struct;
 struct seq_file;
 struct workqueue_struct;
+struct iov_iter;
 
 extern void __init inode_init(void);
 extern void __init inode_init_early(void);
@@ -125,6 +126,8 @@ typedef void (dio_iodone_t)(struct kiocb *iocb, loff_t offset,
 
 /* File needs atomic accesses to f_pos */
 #define FMODE_ATOMIC_POS        ((__force fmode_t)0x8000)
+/* Write access to underlying fs */
+#define FMODE_WRITER            ((__force fmode_t)0x10000)
 
 /* File was opened by fanotify and shouldn't generate fanotify events */
 #define FMODE_NONOTIFY          ((__force fmode_t)0x1000000)
@@ -293,38 +296,6 @@ struct page;
 struct address_space;
 struct writeback_control;
 
-struct iov_iter {
-        const struct iovec *iov;
-        unsigned long nr_segs;
-        size_t iov_offset;
-        size_t count;
-};
-
-size_t iov_iter_copy_from_user_atomic(struct page *page,
-                struct iov_iter *i, unsigned long offset, size_t bytes);
-size_t iov_iter_copy_from_user(struct page *page,
-                struct iov_iter *i, unsigned long offset, size_t bytes);
-void iov_iter_advance(struct iov_iter *i, size_t bytes);
-int iov_iter_fault_in_readable(struct iov_iter *i, size_t bytes);
-size_t iov_iter_single_seg_count(const struct iov_iter *i);
-
-static inline void iov_iter_init(struct iov_iter *i,
-                        const struct iovec *iov, unsigned long nr_segs,
-                        size_t count, size_t written)
-{
-        i->iov = iov;
-        i->nr_segs = nr_segs;
-        i->iov_offset = 0;
-        i->count = count + written;
-
-        iov_iter_advance(i, written);
-}
-
-static inline size_t iov_iter_count(struct iov_iter *i)
-{
-        return i->count;
-}
-
 /*
  * "descriptor" for what we're up to with a read.
  * This allows us to use the same read code yet
@@ -383,7 +354,7 @@ struct address_space_operations {
         int (*migratepage) (struct address_space *,
                         struct page *, struct page *, enum migrate_mode);
         int (*launder_page) (struct page *);
-        int (*is_partially_uptodate) (struct page *, read_descriptor_t *,
+        int (*is_partially_uptodate) (struct page *, unsigned long,
                                         unsigned long);
         void (*is_dirty_writeback) (struct page *, bool *, bool *);
         int (*error_remove_page)(struct address_space *, struct page *);
@@ -770,9 +741,6 @@ static inline int ra_has_index(struct file_ra_state *ra, pgoff_t index)
                 index <  ra->start + ra->size);
 }
 
-#define FILE_MNT_WRITE_TAKEN    1
-#define FILE_MNT_WRITE_RELEASED 2
-
 struct file {
         union {
                 struct llist_node       fu_llist;
@@ -810,9 +778,6 @@ struct file {
         struct list_head        f_tfile_llink;
 #endif /* #ifdef CONFIG_EPOLL */
         struct address_space    *f_mapping;
-#ifdef CONFIG_DEBUG_WRITECOUNT
-        unsigned long f_mnt_write_state;
-#endif
 } __attribute__((aligned(4)));  /* lest something weird decides that 2 is OK */
 
 struct file_handle {
@@ -830,49 +795,6 @@ static inline struct file *get_file(struct file *f)
 #define fput_atomic(x)  atomic_long_add_unless(&(x)->f_count, -1, 1)
 #define file_count(x)   atomic_long_read(&(x)->f_count)
 
-#ifdef CONFIG_DEBUG_WRITECOUNT
-static inline void file_take_write(struct file *f)
-{
-        WARN_ON(f->f_mnt_write_state != 0);
-        f->f_mnt_write_state = FILE_MNT_WRITE_TAKEN;
-}
-static inline void file_release_write(struct file *f)
-{
-        f->f_mnt_write_state |= FILE_MNT_WRITE_RELEASED;
-}
-static inline void file_reset_write(struct file *f)
-{
-        f->f_mnt_write_state = 0;
-}
-static inline void file_check_state(struct file *f)
-{
-        /*
-         * At this point, either both or neither of these bits
-         * should be set.
-         */
-        WARN_ON(f->f_mnt_write_state == FILE_MNT_WRITE_TAKEN);
-        WARN_ON(f->f_mnt_write_state == FILE_MNT_WRITE_RELEASED);
-}
-static inline int file_check_writeable(struct file *f)
-{
-        if (f->f_mnt_write_state == FILE_MNT_WRITE_TAKEN)
-                return 0;
-        printk(KERN_WARNING "writeable file with no "
-                            "mnt_want_write()\n");
-        WARN_ON(1);
-        return -EINVAL;
-}
-#else /* !CONFIG_DEBUG_WRITECOUNT */
-static inline void file_take_write(struct file *filp) {}
-static inline void file_release_write(struct file *filp) {}
-static inline void file_reset_write(struct file *filp) {}
-static inline void file_check_state(struct file *filp) {}
-static inline int file_check_writeable(struct file *filp)
-{
-        return 0;
-}
-#endif /* CONFIG_DEBUG_WRITECOUNT */
-
 #define MAX_NON_LFS     ((1UL<<31) - 1)
 
 /* Page cache limit. The filesystems should put that into their s_maxbytes 
@@ -2481,16 +2403,13 @@ extern int generic_file_mmap(struct file *, struct vm_area_struct *);
 extern int generic_file_readonly_mmap(struct file *, struct vm_area_struct *);
 extern int generic_file_remap_pages(struct vm_area_struct *, unsigned long addr,
                 unsigned long size, pgoff_t pgoff);
-extern int file_read_actor(read_descriptor_t * desc, struct page *page, unsigned long offset, unsigned long size);
 int generic_write_checks(struct file *file, loff_t *pos, size_t *count, int isblk);
 extern ssize_t generic_file_aio_read(struct kiocb *, const struct iovec *, unsigned long, loff_t);
-extern ssize_t __generic_file_aio_write(struct kiocb *, const struct iovec *, unsigned long,
-                loff_t *);
+extern ssize_t __generic_file_aio_write(struct kiocb *, const struct iovec *, unsigned long);
 extern ssize_t generic_file_aio_write(struct kiocb *, const struct iovec *, unsigned long, loff_t);
 extern ssize_t generic_file_direct_write(struct kiocb *, const struct iovec *,
-                unsigned long *, loff_t, loff_t *, size_t, size_t);
-extern ssize_t generic_file_buffered_write(struct kiocb *, const struct iovec *,
-                unsigned long, loff_t, loff_t *, size_t, ssize_t);
+                unsigned long *, loff_t, size_t, size_t);
+extern ssize_t generic_perform_write(struct file *, struct iov_iter *, loff_t);
 extern ssize_t do_sync_read(struct file *filp, char __user *buf, size_t len, loff_t *ppos);
 extern ssize_t do_sync_write(struct file *filp, const char __user *buf, size_t len, loff_t *ppos);
 extern int generic_segment_checks(const struct iovec *iov,
@@ -2582,7 +2501,7 @@ extern const struct file_operations generic_ro_fops;
 
 #define special_file(m) (S_ISCHR(m)||S_ISBLK(m)||S_ISFIFO(m)||S_ISSOCK(m))
 
-extern int vfs_readlink(struct dentry *, char __user *, int, const char *);
+extern int readlink_copy(char __user *, int, const char *);
 extern int page_readlink(struct dentry *, char __user *, int);
 extern void *page_follow_link_light(struct dentry *, struct nameidata *);
 extern void page_put_link(struct dentry *, struct nameidata *, void *);
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index cdc30111d2f8..d16da3e53bc7 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -7,6 +7,7 @@
 #include <linux/percpu.h>
 #include <linux/hardirq.h>
 #include <linux/perf_event.h>
+#include <linux/tracepoint.h>
 
 struct trace_array;
 struct trace_buffer;
@@ -232,6 +233,7 @@ enum {
         TRACE_EVENT_FL_IGNORE_ENABLE_BIT,
         TRACE_EVENT_FL_WAS_ENABLED_BIT,
         TRACE_EVENT_FL_USE_CALL_FILTER_BIT,
+        TRACE_EVENT_FL_TRACEPOINT_BIT,
 };
 
 /*
@@ -244,6 +246,7 @@ enum {
  *                    (used for module unloading, if a module event is enabled,
  *                     it is best to clear the buffers that used it).
  *  USE_CALL_FILTER - For ftrace internal events, don't use file filter
+ *  TRACEPOINT    - Event is a tracepoint
  */
 enum {
         TRACE_EVENT_FL_FILTERED         = (1 << TRACE_EVENT_FL_FILTERED_BIT),
@@ -252,12 +255,17 @@ enum {
         TRACE_EVENT_FL_IGNORE_ENABLE    = (1 << TRACE_EVENT_FL_IGNORE_ENABLE_BIT),
         TRACE_EVENT_FL_WAS_ENABLED      = (1 << TRACE_EVENT_FL_WAS_ENABLED_BIT),
         TRACE_EVENT_FL_USE_CALL_FILTER  = (1 << TRACE_EVENT_FL_USE_CALL_FILTER_BIT),
+        TRACE_EVENT_FL_TRACEPOINT       = (1 << TRACE_EVENT_FL_TRACEPOINT_BIT),
 };
 
 struct ftrace_event_call {
         struct list_head        list;
         struct ftrace_event_class *class;
-        char                    *name;
+        union {
+                char                    *name;
+                /* Set TRACE_EVENT_FL_TRACEPOINT flag when using "tp" */
+                struct tracepoint       *tp;
+        };
         struct trace_event      event;
         const char              *print_fmt;
         struct event_filter     *filter;
@@ -271,6 +279,7 @@ struct ftrace_event_call {
          *   bit 3:             ftrace internal event (do not enable)
          *   bit 4:             Event was enabled by module
          *   bit 5:             use call filter rather than file filter
+         *   bit 6:             Event is a tracepoint
          */
         int                     flags; /* static flags of different events */
 
@@ -283,6 +292,15 @@ struct ftrace_event_call {
 #endif
 };
 
+static inline const char *
+ftrace_event_name(struct ftrace_event_call *call)
+{
+        if (call->flags & TRACE_EVENT_FL_TRACEPOINT)
+                return call->tp ? call->tp->name : NULL;
+        else
+                return call->name;
+}
+
 struct trace_array;
 struct ftrace_subsystem_dir;
 
@@ -353,7 +371,7 @@ struct ftrace_event_file {
 #define __TRACE_EVENT_FLAGS(name, value)                                \
         static int __init trace_init_flags_##name(void)                 \
         {                                                               \
-                event_##name.flags = value;                             \
+                event_##name.flags |= value;                            \
                 return 0;                                               \
         }                                                               \
         early_initcall(trace_init_flags_##name);
diff --git a/include/linux/hdmi.h b/include/linux/hdmi.h
index 9231be9e90a2..11c0182a153b 100644
--- a/include/linux/hdmi.h
+++ b/include/linux/hdmi.h
@@ -262,6 +262,18 @@ union hdmi_vendor_any_infoframe {
         struct hdmi_vendor_infoframe hdmi;
 };
 
+/**
+ * union hdmi_infoframe - overall union of all abstract infoframe representations
+ * @any: generic infoframe
+ * @avi: avi infoframe
+ * @spd: spd infoframe
+ * @vendor: union of all vendor infoframes
+ * @audio: audio infoframe
+ *
+ * This is used by the generic pack function. This works since all infoframes
+ * have the same header which also indicates which type of infoframe should be
+ * packed.
+ */
 union hdmi_infoframe {
         struct hdmi_any_infoframe any;
         struct hdmi_avi_infoframe avi;
diff --git a/include/linux/host1x.h b/include/linux/host1x.h
index 3af847273277..d2b52999e771 100644
--- a/include/linux/host1x.h
+++ b/include/linux/host1x.h
@@ -136,6 +136,7 @@ u32 host1x_syncpt_id(struct host1x_syncpt *sp);
 u32 host1x_syncpt_read_min(struct host1x_syncpt *sp);
 u32 host1x_syncpt_read_max(struct host1x_syncpt *sp);
 int host1x_syncpt_incr(struct host1x_syncpt *sp);
+u32 host1x_syncpt_incr_max(struct host1x_syncpt *sp, u32 incrs);
 int host1x_syncpt_wait(struct host1x_syncpt *sp, u32 thresh, long timeout,
                        u32 *value);
 struct host1x_syncpt *host1x_syncpt_request(struct device *dev,
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index deddeb8c337c..b556e0ab946f 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -487,6 +487,7 @@ void i2c_unlock_adapter(struct i2c_adapter *);
 #define I2C_CLASS_HWMON         (1<<0)  /* lm_sensors, ... */
 #define I2C_CLASS_DDC           (1<<3)  /* DDC bus on graphics adapters */
 #define I2C_CLASS_SPD           (1<<7)  /* Memory modules */
+#define I2C_CLASS_DEPRECATED    (1<<8)  /* Warn users that adapter will stop using classes */
 
 /* Internal numbers to terminate lists */
 #define I2C_CLIENT_END          0xfffeU
diff --git a/include/linux/i2c/bfin_twi.h b/include/linux/i2c/bfin_twi.h
new file mode 100644
index 000000000000..135a4e0876ae
--- /dev/null
+++ b/include/linux/i2c/bfin_twi.h
@@ -0,0 +1,145 @@
+/*
+ * i2c-bfin-twi.h - interface to ADI TWI controller
+ *
+ * Copyright 2005-2014 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#ifndef __I2C_BFIN_TWI_H__
+#define __I2C_BFIN_TWI_H__
+
+#include <linux/types.h>
+#include <linux/i2c.h>
+
+/*
+ * ADI twi registers layout
+ */
+struct bfin_twi_regs {
+        u16 clkdiv;
+        u16 dummy1;
+        u16 control;
+        u16 dummy2;
+        u16 slave_ctl;
+        u16 dummy3;
+        u16 slave_stat;
+        u16 dummy4;
+        u16 slave_addr;
+        u16 dummy5;
+        u16 master_ctl;
+        u16 dummy6;
+        u16 master_stat;
+        u16 dummy7;
+        u16 master_addr;
+        u16 dummy8;
+        u16 int_stat;
+        u16 dummy9;
+        u16 int_mask;
+        u16 dummy10;
+        u16 fifo_ctl;
+        u16 dummy11;
+        u16 fifo_stat;
+        u16 dummy12;
+        u32 __pad[20];
+        u16 xmt_data8;
+        u16 dummy13;
+        u16 xmt_data16;
+        u16 dummy14;
+        u16 rcv_data8;
+        u16 dummy15;
+        u16 rcv_data16;
+        u16 dummy16;
+};
+
+struct bfin_twi_iface {
+        int                     irq;
+        spinlock_t              lock;
+        char                    read_write;
+        u8                      command;
+        u8                      *transPtr;
+        int                     readNum;
+        int                     writeNum;
+        int                     cur_mode;
+        int                     manual_stop;
+        int                     result;
+        struct i2c_adapter      adap;
+        struct completion       complete;
+        struct i2c_msg          *pmsg;
+        int                     msg_num;
+        int                     cur_msg;
+        u16                     saved_clkdiv;
+        u16                     saved_control;
+        struct bfin_twi_regs __iomem *regs_base;
+};
+
+/*  ********************  TWO-WIRE INTERFACE (TWI) MASKS  ********************/
+/* TWI_CLKDIV Macros (Use: *pTWI_CLKDIV = CLKLOW(x)|CLKHI(y);  ) */
+#define CLKLOW(x)       ((x) & 0xFF)    /* Periods Clock Is Held Low */
+#define CLKHI(y)        (((y)&0xFF)<<0x8) /* Periods Before New Clock Low */
+
+/* TWI_PRESCALE Masks */
+#define PRESCALE        0x007F  /* SCLKs Per Internal Time Reference (10MHz) */
+#define TWI_ENA         0x0080  /* TWI Enable */
+#define SCCB            0x0200  /* SCCB Compatibility Enable */
+
+/* TWI_SLAVE_CTL Masks */
+#define SEN             0x0001  /* Slave Enable */
+#define SADD_LEN        0x0002  /* Slave Address Length */
+#define STDVAL          0x0004  /* Slave Transmit Data Valid */
+#define NAK             0x0008  /* NAK Generated At Conclusion Of Transfer */
+#define GEN             0x0010  /* General Call Address Matching Enabled */
+
+/* TWI_SLAVE_STAT Masks */
+#define SDIR            0x0001  /* Slave Transfer Direction (RX/TX*) */
+#define GCALL           0x0002  /* General Call Indicator */
+
+/* TWI_MASTER_CTL Masks */
+#define MEN             0x0001  /* Master Mode Enable          */
+#define MADD_LEN        0x0002  /* Master Address Length       */
+#define MDIR            0x0004  /* Master Transmit Direction (RX/TX*) */
+#define FAST            0x0008  /* Use Fast Mode Timing Specs  */
+#define STOP            0x0010  /* Issue Stop Condition        */
+#define RSTART          0x0020  /* Repeat Start or Stop* At End Of Transfer */
+#define DCNT            0x3FC0  /* Data Bytes To Transfer      */
+#define SDAOVR          0x4000  /* Serial Data Override        */
+#define SCLOVR          0x8000  /* Serial Clock Override       */
+
+/* TWI_MASTER_STAT Masks */
+#define MPROG           0x0001  /* Master Transfer In Progress */
+#define LOSTARB         0x0002  /* Lost Arbitration Indicator (Xfer Aborted) */
+#define ANAK            0x0004  /* Address Not Acknowledged    */
+#define DNAK            0x0008  /* Data Not Acknowledged       */
+#define BUFRDERR        0x0010  /* Buffer Read Error           */
+#define BUFWRERR        0x0020  /* Buffer Write Error          */
+#define SDASEN          0x0040  /* Serial Data Sense           */
+#define SCLSEN          0x0080  /* Serial Clock Sense          */
+#define BUSBUSY         0x0100  /* Bus Busy Indicator          */
+
+/* TWI_INT_SRC and TWI_INT_ENABLE Masks */
+#define SINIT           0x0001  /* Slave Transfer Initiated    */
+#define SCOMP           0x0002  /* Slave Transfer Complete     */
+#define SERR            0x0004  /* Slave Transfer Error        */
+#define SOVF            0x0008  /* Slave Overflow              */
+#define MCOMP           0x0010  /* Master Transfer Complete    */
+#define MERR            0x0020  /* Master Transfer Error       */
+#define XMTSERV         0x0040  /* Transmit FIFO Service       */
+#define RCVSERV         0x0080  /* Receive FIFO Service        */
+
+/* TWI_FIFO_CTRL Masks */
+#define XMTFLUSH        0x0001  /* Transmit Buffer Flush                 */
+#define RCVFLUSH        0x0002  /* Receive Buffer Flush                  */
+#define XMTINTLEN       0x0004  /* Transmit Buffer Interrupt Length      */
+#define RCVINTLEN       0x0008  /* Receive Buffer Interrupt Length       */
+
+/* TWI_FIFO_STAT Masks */
+#define XMTSTAT         0x0003  /* Transmit FIFO Status                  */
+#define XMT_EMPTY       0x0000  /* Transmit FIFO Empty                   */
+#define XMT_HALF        0x0001  /* Transmit FIFO Has 1 Byte To Write     */
+#define XMT_FULL        0x0003  /* Transmit FIFO Full (2 Bytes To Write) */
+
+#define RCVSTAT         0x000C  /* Receive FIFO Status                   */
+#define RCV_EMPTY       0x0000  /* Receive FIFO Empty                    */
+#define RCV_HALF        0x0004  /* Receive FIFO Has 1 Byte To Read       */
+#define RCV_FULL        0x000C  /* Receive FIFO Full (2 Bytes To Read)   */
+
+#endif
diff --git a/include/linux/i2c/twl.h b/include/linux/i2c/twl.h
index ade1c06d4ceb..d2b16704624c 100644
--- a/include/linux/i2c/twl.h
+++ b/include/linux/i2c/twl.h
@@ -195,6 +195,18 @@ static inline int twl_i2c_read_u8(u8 mod_no, u8 *val, u8 reg) {
         return twl_i2c_read(mod_no, val, reg, 1);
 }
 
+static inline int twl_i2c_write_u16(u8 mod_no, u16 val, u8 reg) {
+        val = cpu_to_le16(val);
+        return twl_i2c_write(mod_no, (u8*) &val, reg, 2);
+}
+
+static inline int twl_i2c_read_u16(u8 mod_no, u16 *val, u8 reg) {
+        int ret;
+        ret = twl_i2c_read(mod_no, (u8*) val, reg, 2);
+        *val = le16_to_cpu(*val);
+        return ret;
+}
+
 int twl_get_type(void);
 int twl_get_version(void);
 int twl_get_hfclk_rate(void);
diff --git a/include/linux/i2c/twl4030-madc.h b/include/linux/i2c/twl4030-madc.h
index 01f595107048..1c0134dd3271 100644
--- a/include/linux/i2c/twl4030-madc.h
+++ b/include/linux/i2c/twl4030-madc.h
@@ -44,7 +44,7 @@ struct twl4030_madc_conversion_method {
 
 struct twl4030_madc_request {
         unsigned long channels;
-        u16 do_avg;
+        bool do_avg;
         u16 method;
         u16 type;
         bool active;
diff --git a/include/linux/idr.h b/include/linux/idr.h
index f669585c4fc5..6af3400b9b2f 100644
--- a/include/linux/idr.h
+++ b/include/linux/idr.h
@@ -133,69 +133,6 @@ static inline void *idr_find(struct idr *idr, int id)
         for (id = 0; ((entry) = idr_get_next(idp, &(id))) != NULL; ++id)
 
 /*
- * Don't use the following functions.  These exist only to suppress
- * deprecated warnings on EXPORT_SYMBOL()s.
- */
-int __idr_pre_get(struct idr *idp, gfp_t gfp_mask);
-int __idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id);
-void __idr_remove_all(struct idr *idp);
-
-/**
- * idr_pre_get - reserve resources for idr allocation
- * @idp:        idr handle
- * @gfp_mask:   memory allocation flags
- *
- * Part of old alloc interface.  This is going away.  Use
- * idr_preload[_end]() and idr_alloc() instead.
- */
-static inline int __deprecated idr_pre_get(struct idr *idp, gfp_t gfp_mask)
-{
-        return __idr_pre_get(idp, gfp_mask);
-}
-
-/**
- * idr_get_new_above - allocate new idr entry above or equal to a start id
- * @idp: idr handle
- * @ptr: pointer you want associated with the id
- * @starting_id: id to start search at
- * @id: pointer to the allocated handle
- *
- * Part of old alloc interface.  This is going away.  Use
- * idr_preload[_end]() and idr_alloc() instead.
- */
-static inline int __deprecated idr_get_new_above(struct idr *idp, void *ptr,
-                                                 int starting_id, int *id)
-{
-        return __idr_get_new_above(idp, ptr, starting_id, id);
-}
-
-/**
- * idr_get_new - allocate new idr entry
- * @idp: idr handle
- * @ptr: pointer you want associated with the id
- * @id: pointer to the allocated handle
- *
- * Part of old alloc interface.  This is going away.  Use
- * idr_preload[_end]() and idr_alloc() instead.
- */
-static inline int __deprecated idr_get_new(struct idr *idp, void *ptr, int *id)
-{
-        return __idr_get_new_above(idp, ptr, 0, id);
-}
-
-/**
- * idr_remove_all - remove all ids from the given idr tree
- * @idp: idr handle
- *
- * If you're trying to destroy @idp, calling idr_destroy() is enough.
- * This is going away.  Don't use.
- */
-static inline void __deprecated idr_remove_all(struct idr *idp)
-{
-        __idr_remove_all(idp);
-}
-
-/*
  * IDA - IDR based id allocator, use when translation from id to
  * pointer isn't necessary.
  *
diff --git a/include/linux/io.h b/include/linux/io.h
index 8a18e75600cc..b76e6e545806 100644
--- a/include/linux/io.h
+++ b/include/linux/io.h
@@ -41,7 +41,7 @@ static inline int ioremap_page_range(unsigned long addr, unsigned long end,
 /*
  * Managed iomap interface
  */
-#ifdef CONFIG_HAS_IOPORT
+#ifdef CONFIG_HAS_IOPORT_MAP
 void __iomem * devm_ioport_map(struct device *dev, unsigned long port,
                                unsigned int nr);
 void devm_ioport_unmap(struct device *dev, void __iomem *addr);
diff --git a/include/linux/isapnp.h b/include/linux/isapnp.h
index e2d28b026a8c..3c77bf9b1efd 100644
--- a/include/linux/isapnp.h
+++ b/include/linux/isapnp.h
@@ -56,10 +56,6 @@
 #define ISAPNP_DEVICE_ID(_va, _vb, _vc, _function) \
                 { .vendor = ISAPNP_VENDOR(_va, _vb, _vc), .function = ISAPNP_FUNCTION(_function) }
 
-/* export used IDs outside module */
-#define ISAPNP_CARD_TABLE(name) \
-                MODULE_GENERIC_TABLE(isapnp_card, name)
-
 struct isapnp_card_id {
         unsigned long driver_data;      /* data private to the driver */
         unsigned short card_vendor, card_device;
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 08fb02477641..4c52907a6d8b 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -469,6 +469,7 @@ extern enum system_states {
 #define TAINT_CRAP                      10
 #define TAINT_FIRMWARE_WORKAROUND       11
 #define TAINT_OOT_MODULE                12
+#define TAINT_UNSIGNED_MODULE           13
 
 extern const char hex_asc[];
 #define hex_asc_lo(x)   hex_asc[((x) & 0x0f)]
@@ -841,4 +842,12 @@ static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { }
 # define REBUILD_DUE_TO_FTRACE_MCOUNT_RECORD
 #endif
 
+/* Permissions on a sysfs file: you didn't miss the 0 prefix did you? */
+#define VERIFY_OCTAL_PERMISSIONS(perms)                                 \
+        (BUILD_BUG_ON_ZERO((perms) < 0) +                               \
+         BUILD_BUG_ON_ZERO((perms) > 0777) +                            \
+         /* User perms >= group perms >= other perms */                 \
+         BUILD_BUG_ON_ZERO(((perms) >> 6) < (((perms) >> 3) & 7)) +     \
+         BUILD_BUG_ON_ZERO((((perms) >> 3) & 7) < ((perms) & 7)) +      \
+         (perms))
 #endif
diff --git a/include/linux/lglock.h b/include/linux/lglock.h
index 96549abe8842..0081f000e34b 100644
--- a/include/linux/lglock.h
+++ b/include/linux/lglock.h
@@ -25,6 +25,8 @@
 #include <linux/cpu.h>
 #include <linux/notifier.h>
 
+#ifdef CONFIG_SMP
+
 #ifdef CONFIG_DEBUG_LOCK_ALLOC
 #define LOCKDEP_INIT_MAP lockdep_init_map
 #else
@@ -57,4 +59,18 @@ void lg_local_unlock_cpu(struct lglock *lg, int cpu);
 void lg_global_lock(struct lglock *lg);
 void lg_global_unlock(struct lglock *lg);
 
+#else
+/* When !CONFIG_SMP, map lglock to spinlock */
+#define lglock spinlock
+#define DEFINE_LGLOCK(name) DEFINE_SPINLOCK(name)
+#define DEFINE_STATIC_LGLOCK(name) static DEFINE_SPINLOCK(name)
+#define lg_lock_init(lg, name) spin_lock_init(lg)
+#define lg_local_lock spin_lock
+#define lg_local_unlock spin_unlock
+#define lg_local_lock_cpu(lg, cpu) spin_lock(lg)
+#define lg_local_unlock_cpu(lg, cpu) spin_unlock(lg)
+#define lg_global_lock spin_lock
+#define lg_global_unlock spin_unlock
+#endif
+
 #endif
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index eccfb4a4b379..b569b8be5c5a 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -65,7 +65,7 @@ struct mem_cgroup_reclaim_cookie {
  * (Of course, if memcg does memory allocation in future, GFP_KERNEL is sane.)
  */
 
-extern int mem_cgroup_newpage_charge(struct page *page, struct mm_struct *mm,
+extern int mem_cgroup_charge_anon(struct page *page, struct mm_struct *mm,
                                 gfp_t gfp_mask);
 /* for swap handling */
 extern int mem_cgroup_try_charge_swapin(struct mm_struct *mm,
@@ -74,7 +74,7 @@ extern void mem_cgroup_commit_charge_swapin(struct page *page,
                                         struct mem_cgroup *memcg);
 extern void mem_cgroup_cancel_charge_swapin(struct mem_cgroup *memcg);
 
-extern int mem_cgroup_cache_charge(struct page *page, struct mm_struct *mm,
+extern int mem_cgroup_charge_file(struct page *page, struct mm_struct *mm,
                                         gfp_t gfp_mask);
 
 struct lruvec *mem_cgroup_zone_lruvec(struct zone *, struct mem_cgroup *);
@@ -94,7 +94,6 @@ bool task_in_mem_cgroup(struct task_struct *task,
 
 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);
-extern struct mem_cgroup *try_get_mem_cgroup_from_mm(struct mm_struct *mm);
 
 extern struct mem_cgroup *parent_mem_cgroup(struct mem_cgroup *memcg);
 extern struct mem_cgroup *mem_cgroup_from_css(struct cgroup_subsys_state *css);
@@ -234,13 +233,13 @@ void mem_cgroup_print_bad_page(struct page *page);
 #else /* CONFIG_MEMCG */
 struct mem_cgroup;
 
-static inline int mem_cgroup_newpage_charge(struct page *page,
+static inline int mem_cgroup_charge_anon(struct page *page,
                                         struct mm_struct *mm, gfp_t gfp_mask)
 {
         return 0;
 }
 
-static inline int mem_cgroup_cache_charge(struct page *page,
+static inline int mem_cgroup_charge_file(struct page *page,
                                         struct mm_struct *mm, gfp_t gfp_mask)
 {
         return 0;
@@ -294,11 +293,6 @@ static inline struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page)
         return NULL;
 }
 
-static inline struct mem_cgroup *try_get_mem_cgroup_from_mm(struct mm_struct *mm)
-{
-        return NULL;
-}
-
 static inline bool mm_match_cgroup(struct mm_struct *mm,
                 struct mem_cgroup *memcg)
 {
@@ -497,6 +491,9 @@ void __memcg_kmem_commit_charge(struct page *page,
 void __memcg_kmem_uncharge_pages(struct page *page, int order);
 
 int memcg_cache_id(struct mem_cgroup *memcg);
+
+char *memcg_create_cache_name(struct mem_cgroup *memcg,
+                              struct kmem_cache *root_cache);
 int memcg_alloc_cache_params(struct mem_cgroup *memcg, struct kmem_cache *s,
                              struct kmem_cache *root_cache);
 void memcg_free_cache_params(struct kmem_cache *s);
@@ -510,7 +507,7 @@ struct kmem_cache *
 __memcg_kmem_get_cache(struct kmem_cache *cachep, gfp_t gfp);
 
 void mem_cgroup_destroy_cache(struct kmem_cache *cachep);
-void kmem_cache_destroy_memcg_children(struct kmem_cache *s);
+int __kmem_cache_destroy_memcg_children(struct kmem_cache *s);
 
 /**
  * memcg_kmem_newpage_charge: verify if a new kmem allocation is allowed.
@@ -664,10 +661,6 @@ memcg_kmem_get_cache(struct kmem_cache *cachep, gfp_t gfp)
 {
         return cachep;
 }
-
-static inline void kmem_cache_destroy_memcg_children(struct kmem_cache *s)
-{
-}
 #endif /* CONFIG_MEMCG_KMEM */
 #endif /* _LINUX_MEMCONTROL_H */
 
diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
index 5f1ea756aace..3c1b968da0ca 100644
--- a/include/linux/mempolicy.h
+++ b/include/linux/mempolicy.h
@@ -143,7 +143,6 @@ extern void numa_policy_init(void);
 extern void mpol_rebind_task(struct task_struct *tsk, const nodemask_t *new,
                                 enum mpol_rebind_step step);
 extern void mpol_rebind_mm(struct mm_struct *mm, nodemask_t *new);
-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,
@@ -151,7 +150,7 @@ extern struct zonelist *huge_zonelist(struct vm_area_struct *vma,
 extern bool init_nodemask_of_mempolicy(nodemask_t *mask);
 extern bool mempolicy_nodemask_intersects(struct task_struct *tsk,
                                 const nodemask_t *mask);
-extern unsigned slab_node(void);
+extern unsigned int mempolicy_slab_node(void);
 
 extern enum zone_type policy_zone;
 
diff --git a/include/linux/mfd/arizona/registers.h b/include/linux/mfd/arizona/registers.h
index 3ddaa634b19d..7b35c21170d5 100644
--- a/include/linux/mfd/arizona/registers.h
+++ b/include/linux/mfd/arizona/registers.h
@@ -1034,6 +1034,27 @@
 #define ARIZONA_DSP1_STATUS_1                    0x1104
 #define ARIZONA_DSP1_STATUS_2                    0x1105
 #define ARIZONA_DSP1_STATUS_3                    0x1106
+#define ARIZONA_DSP1_STATUS_4                    0x1107
+#define ARIZONA_DSP1_WDMA_BUFFER_1               0x1110
+#define ARIZONA_DSP1_WDMA_BUFFER_2               0x1111
+#define ARIZONA_DSP1_WDMA_BUFFER_3               0x1112
+#define ARIZONA_DSP1_WDMA_BUFFER_4               0x1113
+#define ARIZONA_DSP1_WDMA_BUFFER_5               0x1114
+#define ARIZONA_DSP1_WDMA_BUFFER_6               0x1115
+#define ARIZONA_DSP1_WDMA_BUFFER_7               0x1116
+#define ARIZONA_DSP1_WDMA_BUFFER_8               0x1117
+#define ARIZONA_DSP1_RDMA_BUFFER_1               0x1120
+#define ARIZONA_DSP1_RDMA_BUFFER_2               0x1121
+#define ARIZONA_DSP1_RDMA_BUFFER_3               0x1122
+#define ARIZONA_DSP1_RDMA_BUFFER_4               0x1123
+#define ARIZONA_DSP1_RDMA_BUFFER_5               0x1124
+#define ARIZONA_DSP1_RDMA_BUFFER_6               0x1125
+#define ARIZONA_DSP1_WDMA_CONFIG_1               0x1130
+#define ARIZONA_DSP1_WDMA_CONFIG_2               0x1131
+#define ARIZONA_DSP1_WDMA_OFFSET_1               0x1132
+#define ARIZONA_DSP1_RDMA_CONFIG_1               0x1134
+#define ARIZONA_DSP1_RDMA_OFFSET_1               0x1135
+#define ARIZONA_DSP1_EXTERNAL_START_SELECT_1     0x1138
 #define ARIZONA_DSP1_SCRATCH_0                   0x1140
 #define ARIZONA_DSP1_SCRATCH_1                   0x1141
 #define ARIZONA_DSP1_SCRATCH_2                   0x1142
@@ -1043,6 +1064,27 @@
 #define ARIZONA_DSP2_STATUS_1                    0x1204
 #define ARIZONA_DSP2_STATUS_2                    0x1205
 #define ARIZONA_DSP2_STATUS_3                    0x1206
+#define ARIZONA_DSP2_STATUS_4                    0x1207
+#define ARIZONA_DSP2_WDMA_BUFFER_1               0x1210
+#define ARIZONA_DSP2_WDMA_BUFFER_2               0x1211
+#define ARIZONA_DSP2_WDMA_BUFFER_3               0x1212
+#define ARIZONA_DSP2_WDMA_BUFFER_4               0x1213
+#define ARIZONA_DSP2_WDMA_BUFFER_5               0x1214
+#define ARIZONA_DSP2_WDMA_BUFFER_6               0x1215
+#define ARIZONA_DSP2_WDMA_BUFFER_7               0x1216
+#define ARIZONA_DSP2_WDMA_BUFFER_8               0x1217
+#define ARIZONA_DSP2_RDMA_BUFFER_1               0x1220
+#define ARIZONA_DSP2_RDMA_BUFFER_2               0x1221
+#define ARIZONA_DSP2_RDMA_BUFFER_3               0x1222
+#define ARIZONA_DSP2_RDMA_BUFFER_4               0x1223
+#define ARIZONA_DSP2_RDMA_BUFFER_5               0x1224
+#define ARIZONA_DSP2_RDMA_BUFFER_6               0x1225
+#define ARIZONA_DSP2_WDMA_CONFIG_1               0x1230
+#define ARIZONA_DSP2_WDMA_CONFIG_2               0x1231
+#define ARIZONA_DSP2_WDMA_OFFSET_1               0x1232
+#define ARIZONA_DSP2_RDMA_CONFIG_1               0x1234
+#define ARIZONA_DSP2_RDMA_OFFSET_1               0x1235
+#define ARIZONA_DSP2_EXTERNAL_START_SELECT_1     0x1238
 #define ARIZONA_DSP2_SCRATCH_0                   0x1240
 #define ARIZONA_DSP2_SCRATCH_1                   0x1241
 #define ARIZONA_DSP2_SCRATCH_2                   0x1242
@@ -1052,6 +1094,27 @@
 #define ARIZONA_DSP3_STATUS_1                    0x1304
 #define ARIZONA_DSP3_STATUS_2                    0x1305
 #define ARIZONA_DSP3_STATUS_3                    0x1306
+#define ARIZONA_DSP3_STATUS_4                    0x1307
+#define ARIZONA_DSP3_WDMA_BUFFER_1               0x1310
+#define ARIZONA_DSP3_WDMA_BUFFER_2               0x1311
+#define ARIZONA_DSP3_WDMA_BUFFER_3               0x1312
+#define ARIZONA_DSP3_WDMA_BUFFER_4               0x1313
+#define ARIZONA_DSP3_WDMA_BUFFER_5               0x1314
+#define ARIZONA_DSP3_WDMA_BUFFER_6               0x1315
+#define ARIZONA_DSP3_WDMA_BUFFER_7               0x1316
+#define ARIZONA_DSP3_WDMA_BUFFER_8               0x1317
+#define ARIZONA_DSP3_RDMA_BUFFER_1               0x1320
+#define ARIZONA_DSP3_RDMA_BUFFER_2               0x1321
+#define ARIZONA_DSP3_RDMA_BUFFER_3               0x1322
+#define ARIZONA_DSP3_RDMA_BUFFER_4               0x1323
+#define ARIZONA_DSP3_RDMA_BUFFER_5               0x1324
+#define ARIZONA_DSP3_RDMA_BUFFER_6               0x1325
+#define ARIZONA_DSP3_WDMA_CONFIG_1               0x1330
+#define ARIZONA_DSP3_WDMA_CONFIG_2               0x1331
+#define ARIZONA_DSP3_WDMA_OFFSET_1               0x1332
+#define ARIZONA_DSP3_RDMA_CONFIG_1               0x1334
+#define ARIZONA_DSP3_RDMA_OFFSET_1               0x1335
+#define ARIZONA_DSP3_EXTERNAL_START_SELECT_1     0x1338
 #define ARIZONA_DSP3_SCRATCH_0                   0x1340
 #define ARIZONA_DSP3_SCRATCH_1                   0x1341
 #define ARIZONA_DSP3_SCRATCH_2                   0x1342
@@ -1061,6 +1124,27 @@
 #define ARIZONA_DSP4_STATUS_1                    0x1404
 #define ARIZONA_DSP4_STATUS_2                    0x1405
 #define ARIZONA_DSP4_STATUS_3                    0x1406
+#define ARIZONA_DSP4_STATUS_4                    0x1407
+#define ARIZONA_DSP4_WDMA_BUFFER_1               0x1410
+#define ARIZONA_DSP4_WDMA_BUFFER_2               0x1411
+#define ARIZONA_DSP4_WDMA_BUFFER_3               0x1412
+#define ARIZONA_DSP4_WDMA_BUFFER_4               0x1413
+#define ARIZONA_DSP4_WDMA_BUFFER_5               0x1414
+#define ARIZONA_DSP4_WDMA_BUFFER_6               0x1415
+#define ARIZONA_DSP4_WDMA_BUFFER_7               0x1416
+#define ARIZONA_DSP4_WDMA_BUFFER_8               0x1417
+#define ARIZONA_DSP4_RDMA_BUFFER_1               0x1420
+#define ARIZONA_DSP4_RDMA_BUFFER_2               0x1421
+#define ARIZONA_DSP4_RDMA_BUFFER_3               0x1422
+#define ARIZONA_DSP4_RDMA_BUFFER_4               0x1423
+#define ARIZONA_DSP4_RDMA_BUFFER_5               0x1424
+#define ARIZONA_DSP4_RDMA_BUFFER_6               0x1425
+#define ARIZONA_DSP4_WDMA_CONFIG_1               0x1430
+#define ARIZONA_DSP4_WDMA_CONFIG_2               0x1431
+#define ARIZONA_DSP4_WDMA_OFFSET_1               0x1432
+#define ARIZONA_DSP4_RDMA_CONFIG_1               0x1434
+#define ARIZONA_DSP4_RDMA_OFFSET_1               0x1435
+#define ARIZONA_DSP4_EXTERNAL_START_SELECT_1     0x1438
 #define ARIZONA_DSP4_SCRATCH_0                   0x1440
 #define ARIZONA_DSP4_SCRATCH_1                   0x1441
 #define ARIZONA_DSP4_SCRATCH_2                   0x1442
diff --git a/include/linux/mfd/bcm590xx.h b/include/linux/mfd/bcm590xx.h
new file mode 100644
index 000000000000..434df2d4e587
--- /dev/null
+++ b/include/linux/mfd/bcm590xx.h
@@ -0,0 +1,31 @@
+/*
+ * Broadcom BCM590xx PMU
+ *
+ * Copyright 2014 Linaro Limited
+ * Author: Matt Porter <mporter@linaro.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, or (at your
+ * option) any later version.
+ *
+ */
+
+#ifndef __LINUX_MFD_BCM590XX_H
+#define __LINUX_MFD_BCM590XX_H
+
+#include <linux/device.h>
+#include <linux/i2c.h>
+#include <linux/regmap.h>
+
+/* max register address */
+#define BCM590XX_MAX_REGISTER   0xe7
+
+struct bcm590xx {
+        struct device *dev;
+        struct i2c_client *i2c_client;
+        struct regmap *regmap;
+        unsigned int id;
+};
+
+#endif /*  __LINUX_MFD_BCM590XX_H */
diff --git a/include/linux/mfd/da9052/da9052.h b/include/linux/mfd/da9052/da9052.h
index 21e21b81cc75..bba65f51a0b5 100644
--- a/include/linux/mfd/da9052/da9052.h
+++ b/include/linux/mfd/da9052/da9052.h
@@ -83,6 +83,7 @@ enum da9052_chip_id {
         DA9053_AA,
         DA9053_BA,
         DA9053_BB,
+        DA9053_BC,
 };
 
 struct da9052_pdata;
diff --git a/include/linux/mfd/da9063/core.h b/include/linux/mfd/da9063/core.h
index 2d2a0af675fd..00a9aac5d1e8 100644
--- a/include/linux/mfd/da9063/core.h
+++ b/include/linux/mfd/da9063/core.h
@@ -33,6 +33,10 @@ enum da9063_models {
         PMIC_DA9063 = 0x61,
 };
 
+enum da9063_variant_codes {
+        PMIC_DA9063_BB = 0x5
+};
+
 /* Interrupts */
 enum da9063_irqs {
         DA9063_IRQ_ONKEY = 0,
@@ -72,7 +76,7 @@ struct da9063 {
         /* Device */
         struct device   *dev;
         unsigned short  model;
-        unsigned short  revision;
+        unsigned char   variant_code;
         unsigned int    flags;
 
         /* Control interface */
diff --git a/include/linux/mfd/da9063/registers.h b/include/linux/mfd/da9063/registers.h
index 5834813fb5f3..09a85c699da1 100644
--- a/include/linux/mfd/da9063/registers.h
+++ b/include/linux/mfd/da9063/registers.h
@@ -17,11 +17,7 @@
 #define _DA9063_REG_H
 
 #define DA9063_I2C_PAGE_SEL_SHIFT       1
-
 #define DA9063_EVENT_REG_NUM            4
-#define DA9210_EVENT_REG_NUM            2
-#define DA9063_EXT_EVENT_REG_NUM        (DA9063_EVENT_REG_NUM + \
-                                                DA9210_EVENT_REG_NUM)
 
 /* Page selection I2C or SPI always in the begining of any page. */
 /* Page 0 : I2C access 0x000 - 0x0FF    SPI access 0x000 - 0x07F */
@@ -61,9 +57,9 @@
 #define DA9063_REG_GPIO_10_11           0x1A
 #define DA9063_REG_GPIO_12_13           0x1B
 #define DA9063_REG_GPIO_14_15           0x1C
-#define DA9063_REG_GPIO_MODE_0_7        0x1D
-#define DA9063_REG_GPIO_MODE_8_15       0x1E
-#define DA9063_REG_GPIO_SWITCH_CONT     0x1F
+#define DA9063_REG_GPIO_MODE0_7         0x1D
+#define DA9063_REG_GPIO_MODE8_15        0x1E
+#define DA9063_REG_SWITCH_CONT          0x1F
 
 /* Regulator Control Registers */
 #define DA9063_REG_BCORE2_CONT          0x20
@@ -83,7 +79,7 @@
 #define DA9063_REG_LDO9_CONT            0x2E
 #define DA9063_REG_LDO10_CONT           0x2F
 #define DA9063_REG_LDO11_CONT           0x30
-#define DA9063_REG_VIB                  0x31
+#define DA9063_REG_SUPPLIES             0x31
 #define DA9063_REG_DVC_1                0x32
 #define DA9063_REG_DVC_2                0x33
 
@@ -97,9 +93,9 @@
 #define DA9063_REG_ADCIN1_RES           0x3A
 #define DA9063_REG_ADCIN2_RES           0x3B
 #define DA9063_REG_ADCIN3_RES           0x3C
-#define DA9063_REG_MON1_RES             0x3D
-#define DA9063_REG_MON2_RES             0x3E
-#define DA9063_REG_MON3_RES             0x3F
+#define DA9063_REG_MON_A8_RES           0x3D
+#define DA9063_REG_MON_A9_RES           0x3E
+#define DA9063_REG_MON_A10_RES          0x3F
 
 /* RTC Calendar and Alarm Registers */
 #define DA9063_REG_COUNT_S              0x40
@@ -108,15 +104,16 @@
 #define DA9063_REG_COUNT_D              0x43
 #define DA9063_REG_COUNT_MO             0x44
 #define DA9063_REG_COUNT_Y              0x45
-#define DA9063_REG_ALARM_MI             0x46
-#define DA9063_REG_ALARM_H              0x47
-#define DA9063_REG_ALARM_D              0x48
-#define DA9063_REG_ALARM_MO             0x49
-#define DA9063_REG_ALARM_Y              0x4A
-#define DA9063_REG_SECOND_A             0x4B
-#define DA9063_REG_SECOND_B             0x4C
-#define DA9063_REG_SECOND_C             0x4D
-#define DA9063_REG_SECOND_D             0x4E
+#define DA9063_REG_ALARM_S              0x46
+#define DA9063_REG_ALARM_MI             0x47
+#define DA9063_REG_ALARM_H              0x48
+#define DA9063_REG_ALARM_D              0x49
+#define DA9063_REG_ALARM_MO             0x4A
+#define DA9063_REG_ALARM_Y              0x4B
+#define DA9063_REG_SECOND_A             0x4C
+#define DA9063_REG_SECOND_B             0x4D
+#define DA9063_REG_SECOND_C             0x4E
+#define DA9063_REG_SECOND_D             0x4F
 
 /* Sequencer Control Registers */
 #define DA9063_REG_SEQ                  0x81
@@ -226,35 +223,37 @@
 #define DA9063_REG_CONFIG_J             0x10F
 #define DA9063_REG_CONFIG_K             0x110
 #define DA9063_REG_CONFIG_L             0x111
-#define DA9063_REG_MON_REG_1            0x112
-#define DA9063_REG_MON_REG_2            0x113
-#define DA9063_REG_MON_REG_3            0x114
-#define DA9063_REG_MON_REG_4            0x115
-#define DA9063_REG_MON_REG_5            0x116
-#define DA9063_REG_MON_REG_6            0x117
-#define DA9063_REG_TRIM_CLDR            0x118
-
+#define DA9063_REG_CONFIG_M             0x112
+#define DA9063_REG_CONFIG_N             0x113
+
+#define DA9063_REG_MON_REG_1            0x114
+#define DA9063_REG_MON_REG_2            0x115
+#define DA9063_REG_MON_REG_3            0x116
+#define DA9063_REG_MON_REG_4            0x117
+#define DA9063_REG_MON_REG_5            0x11E
+#define DA9063_REG_MON_REG_6            0x11F
+#define DA9063_REG_TRIM_CLDR            0x120
 /* General Purpose Registers */
-#define DA9063_REG_GP_ID_0              0x119
-#define DA9063_REG_GP_ID_1              0x11A
-#define DA9063_REG_GP_ID_2              0x11B
-#define DA9063_REG_GP_ID_3              0x11C
-#define DA9063_REG_GP_ID_4              0x11D
-#define DA9063_REG_GP_ID_5              0x11E
-#define DA9063_REG_GP_ID_6              0x11F
-#define DA9063_REG_GP_ID_7              0x120
-#define DA9063_REG_GP_ID_8              0x121
-#define DA9063_REG_GP_ID_9              0x122
-#define DA9063_REG_GP_ID_10             0x123
-#define DA9063_REG_GP_ID_11             0x124
-#define DA9063_REG_GP_ID_12             0x125
-#define DA9063_REG_GP_ID_13             0x126
-#define DA9063_REG_GP_ID_14             0x127
-#define DA9063_REG_GP_ID_15             0x128
-#define DA9063_REG_GP_ID_16             0x129
-#define DA9063_REG_GP_ID_17             0x12A
-#define DA9063_REG_GP_ID_18             0x12B
-#define DA9063_REG_GP_ID_19             0x12C
+#define DA9063_REG_GP_ID_0              0x121
+#define DA9063_REG_GP_ID_1              0x122
+#define DA9063_REG_GP_ID_2              0x123
+#define DA9063_REG_GP_ID_3              0x124
+#define DA9063_REG_GP_ID_4              0x125
+#define DA9063_REG_GP_ID_5              0x126
+#define DA9063_REG_GP_ID_6              0x127
+#define DA9063_REG_GP_ID_7              0x128
+#define DA9063_REG_GP_ID_8              0x129
+#define DA9063_REG_GP_ID_9              0x12A
+#define DA9063_REG_GP_ID_10             0x12B
+#define DA9063_REG_GP_ID_11             0x12C
+#define DA9063_REG_GP_ID_12             0x12D
+#define DA9063_REG_GP_ID_13             0x12E
+#define DA9063_REG_GP_ID_14             0x12F
+#define DA9063_REG_GP_ID_15             0x130
+#define DA9063_REG_GP_ID_16             0x131
+#define DA9063_REG_GP_ID_17             0x132
+#define DA9063_REG_GP_ID_18             0x133
+#define DA9063_REG_GP_ID_19             0x134
 
 /* Chip ID and variant */
 #define DA9063_REG_CHIP_ID              0x181
@@ -405,8 +404,10 @@
 /* DA9063_REG_CONTROL_B (addr=0x0F) */
 #define DA9063_CHG_SEL                          0x01
 #define DA9063_WATCHDOG_PD                      0x02
+#define DA9063_RESET_BLINKING                   0x04
 #define DA9063_NRES_MODE                        0x08
 #define DA9063_NONKEY_LOCK                      0x10
+#define DA9063_BUCK_SLOWSTART                   0x80
 
 /* DA9063_REG_CONTROL_C (addr=0x10) */
 #define DA9063_DEBOUNCING_MASK                  0x07
@@ -466,6 +467,7 @@
 #define DA9063_GPADC_PAUSE                      0x02
 #define DA9063_PMIF_DIS                         0x04
 #define DA9063_HS2WIRE_DIS                      0x08
+#define DA9063_CLDR_PAUSE                       0x10
 #define DA9063_BBAT_DIS                         0x20
 #define DA9063_OUT_32K_PAUSE                    0x40
 #define DA9063_PMCONT_DIS                       0x80
@@ -660,7 +662,7 @@
 #define         DA9063_GPIO15_TYPE_GPO          0x04
 #define DA9063_GPIO15_NO_WAKEUP                 0x80
 
-/* DA9063_REG_GPIO_MODE_0_7 (addr=0x1D) */
+/* DA9063_REG_GPIO_MODE0_7 (addr=0x1D) */
 #define DA9063_GPIO0_MODE                       0x01
 #define DA9063_GPIO1_MODE                       0x02
 #define DA9063_GPIO2_MODE                       0x04
@@ -670,7 +672,7 @@
 #define DA9063_GPIO6_MODE                       0x40
 #define DA9063_GPIO7_MODE                       0x80
 
-/* DA9063_REG_GPIO_MODE_8_15 (addr=0x1E) */
+/* DA9063_REG_GPIO_MODE8_15 (addr=0x1E) */
 #define DA9063_GPIO8_MODE                       0x01
 #define DA9063_GPIO9_MODE                       0x02
 #define DA9063_GPIO10_MODE                      0x04
@@ -702,12 +704,12 @@
 #define         DA9063_SWITCH_SR_5MV            0x10
 #define         DA9063_SWITCH_SR_10MV           0x20
 #define         DA9063_SWITCH_SR_50MV           0x30
-#define DA9063_SWITCH_SR_DIS                    0x40
+#define DA9063_CORE_SW_INTERNAL                 0x40
 #define DA9063_CP_EN_MODE                       0x80
 
 /* DA9063_REGL_Bxxxx_CONT common bits (addr=0x20-0x25) */
 #define DA9063_BUCK_EN                          0x01
-#define DA9063_BUCK_GPI_MASK                    0x06
+#define DA9063_BUCK_GPI_MASK                    0x06
 #define         DA9063_BUCK_GPI_OFF             0x00
 #define         DA9063_BUCK_GPI_GPIO1           0x02
 #define         DA9063_BUCK_GPI_GPIO2           0x04
@@ -841,25 +843,27 @@
 #define DA9063_COUNT_YEAR_MASK                  0x3F
 #define DA9063_MONITOR                          0x40
 
-/* DA9063_REG_ALARM_MI (addr=0x46) */
+/* DA9063_REG_ALARM_S (addr=0x46) */
+#define DA9063_ALARM_S_MASK                     0x3F
 #define DA9063_ALARM_STATUS_ALARM               0x80
 #define DA9063_ALARM_STATUS_TICK                0x40
+/* DA9063_REG_ALARM_MI (addr=0x47) */
 #define DA9063_ALARM_MIN_MASK                   0x3F
 
-/* DA9063_REG_ALARM_H (addr=0x47) */
+/* DA9063_REG_ALARM_H (addr=0x48) */
 #define DA9063_ALARM_HOUR_MASK                  0x1F
 
-/* DA9063_REG_ALARM_D (addr=0x48) */
+/* DA9063_REG_ALARM_D (addr=0x49) */
 #define DA9063_ALARM_DAY_MASK                   0x1F
 
-/* DA9063_REG_ALARM_MO (addr=0x49) */
+/* DA9063_REG_ALARM_MO (addr=0x4A) */
 #define DA9063_TICK_WAKE                        0x20
 #define DA9063_TICK_TYPE                        0x10
 #define         DA9063_TICK_TYPE_SEC            0x00
 #define         DA9063_TICK_TYPE_MIN            0x10
 #define DA9063_ALARM_MONTH_MASK                 0x0F
 
-/* DA9063_REG_ALARM_Y (addr=0x4A) */
+/* DA9063_REG_ALARM_Y (addr=0x4B) */
 #define DA9063_TICK_ON                          0x80
 #define DA9063_ALARM_ON                         0x40
 #define DA9063_ALARM_YEAR_MASK                  0x3F
@@ -906,7 +910,7 @@
 
 /* DA9063_REG_Bxxxx_CFG common bits (addr=0x9D-0xA2) */
 #define DA9063_BUCK_FB_MASK                     0x07
-#define DA9063_BUCK_PD_DIS_SHIFT                5
+#define DA9063_BUCK_PD_DIS_MASK         0x20
 #define DA9063_BUCK_MODE_MASK                   0xC0
 #define         DA9063_BUCK_MODE_MANUAL         0x00
 #define         DA9063_BUCK_MODE_SLEEP          0x40
diff --git a/include/linux/mfd/lpc_ich.h b/include/linux/mfd/lpc_ich.h
index 3e1df644c407..8feac782fa83 100644
--- a/include/linux/mfd/lpc_ich.h
+++ b/include/linux/mfd/lpc_ich.h
@@ -21,23 +21,26 @@
 #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
+#define ICH_RES_IO_TCO          0
+#define ICH_RES_IO_SMI          1
+#define ICH_RES_MEM_OFF         2
+#define ICH_RES_MEM_GCS_PMC     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
+enum {
+        ICH_I3100_GPIO,
+        ICH_V5_GPIO,
+        ICH_V6_GPIO,
+        ICH_V7_GPIO,
+        ICH_V9_GPIO,
+        ICH_V10CORP_GPIO,
+        ICH_V10CONS_GPIO,
+        AVOTON_GPIO,
+};
 
 struct lpc_ich_info {
         char name[32];
diff --git a/include/linux/mfd/max14577-private.h b/include/linux/mfd/max14577-private.h
index a3d0185196d3..c9b332fb0d5d 100644
--- a/include/linux/mfd/max14577-private.h
+++ b/include/linux/mfd/max14577-private.h
@@ -248,14 +248,6 @@ enum max14577_charger_reg {
 /* MAX14577 regulator SFOUT LDO voltage, fixed, uV */
 #define MAX14577_REGULATOR_SAFEOUT_VOLTAGE              4900000
 
-enum max14577_irq_source {
-        MAX14577_IRQ_INT1 = 0,
-        MAX14577_IRQ_INT2,
-        MAX14577_IRQ_INT3,
-
-        MAX14577_IRQ_REGS_NUM,
-};
-
 enum max14577_irq {
         /* INT1 */
         MAX14577_IRQ_INT1_ADC,
diff --git a/include/linux/mfd/max14577.h b/include/linux/mfd/max14577.h
index 247b021dfaaf..736d39c3ec0d 100644
--- a/include/linux/mfd/max14577.h
+++ b/include/linux/mfd/max14577.h
@@ -25,13 +25,8 @@
 #ifndef __MAX14577_H__
 #define __MAX14577_H__
 
-#include <linux/mfd/max14577-private.h>
 #include <linux/regulator/consumer.h>
 
-/*
- * MAX14577 Regulator
- */
-
 /* MAX14577 regulator IDs */
 enum max14577_regulators {
         MAX14577_SAFEOUT = 0,
diff --git a/include/linux/mfd/mc13xxx.h b/include/linux/mfd/mc13xxx.h
index ac39d910e70b..a326c850f046 100644
--- a/include/linux/mfd/mc13xxx.h
+++ b/include/linux/mfd/mc13xxx.h
@@ -104,6 +104,9 @@ enum {
         MC13892_LED_R,
         MC13892_LED_G,
         MC13892_LED_B,
+        /* MC34708 LED IDs */
+        MC34708_LED_R,
+        MC34708_LED_G,
 };
 
 struct mc13xxx_led_platform_data {
@@ -163,6 +166,9 @@ struct mc13xxx_leds_platform_data {
 #define MC13892_LED_C2_CURRENT_G(x)     (((x) & 0x7) << 21)
 /* MC13892 LED Control 3 */
 #define MC13892_LED_C3_CURRENT_B(x)     (((x) & 0x7) << 9)
+/* MC34708 LED Control 0 */
+#define MC34708_LED_C0_CURRENT_R(x)     (((x) & 0x3) << 9)
+#define MC34708_LED_C0_CURRENT_G(x)     (((x) & 0x3) << 21)
         u32 led_control[MAX_LED_CONTROL_REGS];
 };
 
diff --git a/include/linux/mfd/pm8xxx/irq.h b/include/linux/mfd/pm8xxx/irq.h
deleted file mode 100644
index f83d6b43ecbb..000000000000
--- a/include/linux/mfd/pm8xxx/irq.h
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright (c) 2011, Code Aurora Forum. 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 version 2 and
- * only 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.
- */
-/*
- * Qualcomm PMIC irq 8xxx driver header file
- *
- */
-
-#ifndef __MFD_PM8XXX_IRQ_H
-#define __MFD_PM8XXX_IRQ_H
-
-#include <linux/errno.h>
-#include <linux/err.h>
-
-struct pm8xxx_irq_core_data {
-        u32             rev;
-        int             nirqs;
-};
-
-struct pm8xxx_irq_platform_data {
-        int                             irq_base;
-        struct pm8xxx_irq_core_data     irq_cdata;
-        int                             devirq;
-        int                             irq_trigger_flag;
-};
-
-struct pm_irq_chip;
-
-#ifdef CONFIG_MFD_PM8XXX_IRQ
-int pm8xxx_get_irq_stat(struct pm_irq_chip *chip, int irq);
-struct pm_irq_chip *pm8xxx_irq_init(struct device *dev,
-                                const struct pm8xxx_irq_platform_data *pdata);
-int pm8xxx_irq_exit(struct pm_irq_chip *chip);
-#else
-static inline int pm8xxx_get_irq_stat(struct pm_irq_chip *chip, int irq)
-{
-        return -ENXIO;
-}
-static inline struct pm_irq_chip *pm8xxx_irq_init(
-                                const struct device *dev,
-                                const struct pm8xxx_irq_platform_data *pdata)
-{
-        return ERR_PTR(-ENXIO);
-}
-static inline int pm8xxx_irq_exit(struct pm_irq_chip *chip)
-{
-        return -ENXIO;
-}
-#endif /* CONFIG_MFD_PM8XXX_IRQ */
-#endif /* __MFD_PM8XXX_IRQ_H */
diff --git a/include/linux/mfd/pm8xxx/pm8921.h b/include/linux/mfd/pm8xxx/pm8921.h
deleted file mode 100644
index 00fa3de7659d..000000000000
--- a/include/linux/mfd/pm8xxx/pm8921.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * Copyright (c) 2011, Code Aurora Forum. 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 version 2 and
- * only 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.
- */
-/*
- * Qualcomm PMIC 8921 driver header file
- *
- */
-
-#ifndef __MFD_PM8921_H
-#define __MFD_PM8921_H
-
-#include <linux/mfd/pm8xxx/irq.h>
-
-#define PM8921_NR_IRQS          256
-
-struct pm8921_platform_data {
-        int                                     irq_base;
-        struct pm8xxx_irq_platform_data         *irq_pdata;
-};
-
-#endif
diff --git a/include/linux/mfd/rtsx_common.h b/include/linux/mfd/rtsx_common.h
index 443176ee1ab0..7c36cc55d2c7 100644
--- a/include/linux/mfd/rtsx_common.h
+++ b/include/linux/mfd/rtsx_common.h
@@ -45,6 +45,7 @@ struct platform_device;
 struct rtsx_slot {
         struct platform_device  *p_dev;
         void                    (*card_event)(struct platform_device *p_dev);
+        void                    (*done_transfer)(struct platform_device *p_dev);
 };
 
 #endif
diff --git a/include/linux/mfd/rtsx_pci.h b/include/linux/mfd/rtsx_pci.h
index 0ce772105508..8d6bbd609ad9 100644
--- a/include/linux/mfd/rtsx_pci.h
+++ b/include/linux/mfd/rtsx_pci.h
@@ -144,7 +144,7 @@
 #define HOST_TO_DEVICE          0
 #define DEVICE_TO_HOST          1
 
-#define MAX_PHASE               31
+#define RTSX_PHASE_MAX          32
 #define RX_TUNING_CNT           3
 
 /* SG descriptor */
@@ -943,6 +943,12 @@ void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr);
 int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout);
 int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist,
                 int num_sg, bool read, int timeout);
+int rtsx_pci_dma_map_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+                int num_sg, bool read);
+int rtsx_pci_dma_unmap_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+                int num_sg, bool read);
+int rtsx_pci_dma_transfer(struct rtsx_pcr *pcr, struct scatterlist *sglist,
+                int sg_count, bool read);
 int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
 int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
 int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card);
diff --git a/include/linux/mfd/rtsx_usb.h b/include/linux/mfd/rtsx_usb.h
new file mode 100644
index 000000000000..c446e4fd6b5c
--- /dev/null
+++ b/include/linux/mfd/rtsx_usb.h
@@ -0,0 +1,628 @@
+/* Driver for Realtek RTS5139 USB card reader
+ *
+ * Copyright(c) 2009-2013 Realtek Semiconductor Corp. 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 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, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   Roger Tseng <rogerable@realtek.com>
+ */
+
+#ifndef __RTSX_USB_H
+#define __RTSX_USB_H
+
+#include <linux/usb.h>
+
+/* related module names */
+#define RTSX_USB_SD_CARD        0
+#define RTSX_USB_MS_CARD        1
+
+/* endpoint numbers */
+#define EP_BULK_OUT             1
+#define EP_BULK_IN              2
+#define EP_INTR_IN              3
+
+/* USB vendor requests */
+#define RTSX_USB_REQ_REG_OP     0x00
+#define RTSX_USB_REQ_POLL       0x02
+
+/* miscellaneous parameters */
+#define MIN_DIV_N               60
+#define MAX_DIV_N               120
+
+#define MAX_PHASE               15
+#define RX_TUNING_CNT           3
+
+#define QFN24                   0
+#define LQFP48                  1
+#define CHECK_PKG(ucr, pkg)     ((ucr)->package == (pkg))
+
+/* data structures */
+struct rtsx_ucr {
+        u16                     vendor_id;
+        u16                     product_id;
+
+        int                     package;
+        u8                      ic_version;
+        bool                    is_rts5179;
+
+        unsigned int            cur_clk;
+
+        u8                      *cmd_buf;
+        unsigned int            cmd_idx;
+        u8                      *rsp_buf;
+
+        struct usb_device       *pusb_dev;
+        struct usb_interface    *pusb_intf;
+        struct usb_sg_request   current_sg;
+        unsigned char           *iobuf;
+        dma_addr_t              iobuf_dma;
+
+        struct timer_list       sg_timer;
+        struct mutex            dev_mutex;
+};
+
+/* buffer size */
+#define IOBUF_SIZE              1024
+
+/* prototypes of exported functions */
+extern int rtsx_usb_get_card_status(struct rtsx_ucr *ucr, u16 *status);
+
+extern int rtsx_usb_read_register(struct rtsx_ucr *ucr, u16 addr, u8 *data);
+extern int rtsx_usb_write_register(struct rtsx_ucr *ucr, u16 addr, u8 mask,
+                u8 data);
+
+extern int rtsx_usb_ep0_write_register(struct rtsx_ucr *ucr, u16 addr, u8 mask,
+                u8 data);
+extern int rtsx_usb_ep0_read_register(struct rtsx_ucr *ucr, u16 addr,
+                u8 *data);
+
+extern void rtsx_usb_add_cmd(struct rtsx_ucr *ucr, u8 cmd_type,
+                u16 reg_addr, u8 mask, u8 data);
+extern int rtsx_usb_send_cmd(struct rtsx_ucr *ucr, u8 flag, int timeout);
+extern int rtsx_usb_get_rsp(struct rtsx_ucr *ucr, int rsp_len, int timeout);
+extern int rtsx_usb_transfer_data(struct rtsx_ucr *ucr, unsigned int pipe,
+                              void *buf, unsigned int len, int use_sg,
+                              unsigned int *act_len, int timeout);
+
+extern int rtsx_usb_read_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len);
+extern int rtsx_usb_write_ppbuf(struct rtsx_ucr *ucr, u8 *buf, int buf_len);
+extern int rtsx_usb_switch_clock(struct rtsx_ucr *ucr, unsigned int card_clock,
+                u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
+extern int rtsx_usb_card_exclusive_check(struct rtsx_ucr *ucr, int card);
+
+/* card status */
+#define SD_CD           0x01
+#define MS_CD           0x02
+#define XD_CD           0x04
+#define CD_MASK         (SD_CD | MS_CD | XD_CD)
+#define SD_WP           0x08
+
+/* reader command field offset & parameters */
+#define READ_REG_CMD            0
+#define WRITE_REG_CMD           1
+#define CHECK_REG_CMD           2
+
+#define PACKET_TYPE             4
+#define CNT_H                   5
+#define CNT_L                   6
+#define STAGE_FLAG              7
+#define CMD_OFFSET              8
+#define SEQ_WRITE_DATA_OFFSET   12
+
+#define BATCH_CMD               0
+#define SEQ_READ                1
+#define SEQ_WRITE               2
+
+#define STAGE_R                 0x01
+#define STAGE_DI                0x02
+#define STAGE_DO                0x04
+#define STAGE_MS_STATUS         0x08
+#define STAGE_XD_STATUS         0x10
+#define MODE_C                  0x00
+#define MODE_CR                 (STAGE_R)
+#define MODE_CDIR               (STAGE_R | STAGE_DI)
+#define MODE_CDOR               (STAGE_R | STAGE_DO)
+
+#define EP0_OP_SHIFT            14
+#define EP0_READ_REG_CMD        2
+#define EP0_WRITE_REG_CMD       3
+
+#define rtsx_usb_cmd_hdr_tag(ucr)               \
+        do {                                    \
+                ucr->cmd_buf[0] = 'R';          \
+                ucr->cmd_buf[1] = 'T';          \
+                ucr->cmd_buf[2] = 'C';          \
+                ucr->cmd_buf[3] = 'R';          \
+        } while (0)
+
+static inline void rtsx_usb_init_cmd(struct rtsx_ucr *ucr)
+{
+        rtsx_usb_cmd_hdr_tag(ucr);
+        ucr->cmd_idx = 0;
+        ucr->cmd_buf[PACKET_TYPE] = BATCH_CMD;
+}
+
+/* internal register address */
+#define FPDCTL                          0xFC00
+#define SSC_DIV_N_0                     0xFC07
+#define SSC_CTL1                        0xFC09
+#define SSC_CTL2                        0xFC0A
+#define CFG_MODE                        0xFC0E
+#define CFG_MODE_1                      0xFC0F
+#define RCCTL                           0xFC14
+#define SOF_WDOG                        0xFC28
+#define SYS_DUMMY0                      0xFC30
+
+#define MS_BLKEND                       0xFD30
+#define MS_READ_START                   0xFD31
+#define MS_READ_COUNT                   0xFD32
+#define MS_WRITE_START                  0xFD33
+#define MS_WRITE_COUNT                  0xFD34
+#define MS_COMMAND                      0xFD35
+#define MS_OLD_BLOCK_0                  0xFD36
+#define MS_OLD_BLOCK_1                  0xFD37
+#define MS_NEW_BLOCK_0                  0xFD38
+#define MS_NEW_BLOCK_1                  0xFD39
+#define MS_LOG_BLOCK_0                  0xFD3A
+#define MS_LOG_BLOCK_1                  0xFD3B
+#define MS_BUS_WIDTH                    0xFD3C
+#define MS_PAGE_START                   0xFD3D
+#define MS_PAGE_LENGTH                  0xFD3E
+#define MS_CFG                          0xFD40
+#define MS_TPC                          0xFD41
+#define MS_TRANS_CFG                    0xFD42
+#define MS_TRANSFER                     0xFD43
+#define MS_INT_REG                      0xFD44
+#define MS_BYTE_CNT                     0xFD45
+#define MS_SECTOR_CNT_L                 0xFD46
+#define MS_SECTOR_CNT_H                 0xFD47
+#define MS_DBUS_H                       0xFD48
+
+#define CARD_DMA1_CTL                   0xFD5C
+#define CARD_PULL_CTL1                  0xFD60
+#define CARD_PULL_CTL2                  0xFD61
+#define CARD_PULL_CTL3                  0xFD62
+#define CARD_PULL_CTL4                  0xFD63
+#define CARD_PULL_CTL5                  0xFD64
+#define CARD_PULL_CTL6                  0xFD65
+#define CARD_EXIST                      0xFD6F
+#define CARD_INT_PEND                   0xFD71
+
+#define LDO_POWER_CFG                   0xFD7B
+
+#define SD_CFG1                         0xFDA0
+#define SD_CFG2                         0xFDA1
+#define SD_CFG3                         0xFDA2
+#define SD_STAT1                        0xFDA3
+#define SD_STAT2                        0xFDA4
+#define SD_BUS_STAT                     0xFDA5
+#define SD_PAD_CTL                      0xFDA6
+#define SD_SAMPLE_POINT_CTL             0xFDA7
+#define SD_PUSH_POINT_CTL               0xFDA8
+#define SD_CMD0                         0xFDA9
+#define SD_CMD1                         0xFDAA
+#define SD_CMD2                         0xFDAB
+#define SD_CMD3                         0xFDAC
+#define SD_CMD4                         0xFDAD
+#define SD_CMD5                         0xFDAE
+#define SD_BYTE_CNT_L                   0xFDAF
+#define SD_BYTE_CNT_H                   0xFDB0
+#define SD_BLOCK_CNT_L                  0xFDB1
+#define SD_BLOCK_CNT_H                  0xFDB2
+#define SD_TRANSFER                     0xFDB3
+#define SD_CMD_STATE                    0xFDB5
+#define SD_DATA_STATE                   0xFDB6
+#define SD_VPCLK0_CTL                   0xFC2A
+#define SD_VPCLK1_CTL                   0xFC2B
+#define SD_DCMPS0_CTL                   0xFC2C
+#define SD_DCMPS1_CTL                   0xFC2D
+
+#define CARD_DMA1_CTL                   0xFD5C
+
+#define HW_VERSION                      0xFC01
+
+#define SSC_CLK_FPGA_SEL                0xFC02
+#define CLK_DIV                         0xFC03
+#define SFSM_ED                         0xFC04
+
+#define CD_DEGLITCH_WIDTH               0xFC20
+#define CD_DEGLITCH_EN                  0xFC21
+#define AUTO_DELINK_EN                  0xFC23
+
+#define FPGA_PULL_CTL                   0xFC1D
+#define CARD_CLK_SOURCE                 0xFC2E
+
+#define CARD_SHARE_MODE                 0xFD51
+#define CARD_DRIVE_SEL                  0xFD52
+#define CARD_STOP                       0xFD53
+#define CARD_OE                         0xFD54
+#define CARD_AUTO_BLINK                 0xFD55
+#define CARD_GPIO                       0xFD56
+#define SD30_DRIVE_SEL                  0xFD57
+
+#define CARD_DATA_SOURCE                0xFD5D
+#define CARD_SELECT                     0xFD5E
+
+#define CARD_CLK_EN                     0xFD79
+#define CARD_PWR_CTL                    0xFD7A
+
+#define OCPCTL                          0xFD80
+#define OCPPARA1                        0xFD81
+#define OCPPARA2                        0xFD82
+#define OCPSTAT                         0xFD83
+
+#define HS_USB_STAT                     0xFE01
+#define HS_VCONTROL                     0xFE26
+#define HS_VSTAIN                       0xFE27
+#define HS_VLOADM                       0xFE28
+#define HS_VSTAOUT                      0xFE29
+
+#define MC_IRQ                          0xFF00
+#define MC_IRQEN                        0xFF01
+#define MC_FIFO_CTL                     0xFF02
+#define MC_FIFO_BC0                     0xFF03
+#define MC_FIFO_BC1                     0xFF04
+#define MC_FIFO_STAT                    0xFF05
+#define MC_FIFO_MODE                    0xFF06
+#define MC_FIFO_RD_PTR0                 0xFF07
+#define MC_FIFO_RD_PTR1                 0xFF08
+#define MC_DMA_CTL                      0xFF10
+#define MC_DMA_TC0                      0xFF11
+#define MC_DMA_TC1                      0xFF12
+#define MC_DMA_TC2                      0xFF13
+#define MC_DMA_TC3                      0xFF14
+#define MC_DMA_RST                      0xFF15
+
+#define RBUF_SIZE_MASK                  0xFBFF
+#define RBUF_BASE                       0xF000
+#define PPBUF_BASE1                     0xF800
+#define PPBUF_BASE2                     0xFA00
+
+/* internal register value macros */
+#define POWER_OFF                       0x03
+#define PARTIAL_POWER_ON                0x02
+#define POWER_ON                        0x00
+#define POWER_MASK                      0x03
+#define LDO3318_PWR_MASK                0x0C
+#define LDO_ON                          0x00
+#define LDO_SUSPEND                     0x08
+#define LDO_OFF                         0x0C
+#define DV3318_AUTO_PWR_OFF             0x10
+#define FORCE_LDO_POWERB                0x60
+
+/* LDO_POWER_CFG */
+#define TUNE_SD18_MASK                  0x1C
+#define TUNE_SD18_1V7                   0x00
+#define TUNE_SD18_1V8                   (0x01 << 2)
+#define TUNE_SD18_1V9                   (0x02 << 2)
+#define TUNE_SD18_2V0                   (0x03 << 2)
+#define TUNE_SD18_2V7                   (0x04 << 2)
+#define TUNE_SD18_2V8                   (0x05 << 2)
+#define TUNE_SD18_2V9                   (0x06 << 2)
+#define TUNE_SD18_3V3                   (0x07 << 2)
+
+/* CLK_DIV */
+#define CLK_CHANGE                      0x80
+#define CLK_DIV_1                       0x00
+#define CLK_DIV_2                       0x01
+#define CLK_DIV_4                       0x02
+#define CLK_DIV_8                       0x03
+
+#define SSC_POWER_MASK                  0x01
+#define SSC_POWER_DOWN                  0x01
+#define SSC_POWER_ON                    0x00
+
+#define FPGA_VER                        0x80
+#define HW_VER_MASK                     0x0F
+
+#define EXTEND_DMA1_ASYNC_SIGNAL        0x02
+
+/* CFG_MODE*/
+#define XTAL_FREE                       0x80
+#define CLK_MODE_MASK                   0x03
+#define CLK_MODE_12M_XTAL               0x00
+#define CLK_MODE_NON_XTAL               0x01
+#define CLK_MODE_24M_OSC                0x02
+#define CLK_MODE_48M_OSC                0x03
+
+/* CFG_MODE_1*/
+#define RTS5179                         0x02
+
+#define NYET_EN                         0x01
+#define NYET_MSAK                       0x01
+
+#define SD30_DRIVE_MASK                 0x07
+#define SD20_DRIVE_MASK                 0x03
+
+#define DISABLE_SD_CD                   0x08
+#define DISABLE_MS_CD                   0x10
+#define DISABLE_XD_CD                   0x20
+#define SD_CD_DEGLITCH_EN               0x01
+#define MS_CD_DEGLITCH_EN               0x02
+#define XD_CD_DEGLITCH_EN               0x04
+
+#define CARD_SHARE_LQFP48               0x04
+#define CARD_SHARE_QFN24                0x00
+#define CARD_SHARE_LQFP_SEL             0x04
+#define CARD_SHARE_XD                   0x00
+#define CARD_SHARE_SD                   0x01
+#define CARD_SHARE_MS                   0x02
+#define CARD_SHARE_MASK                 0x03
+
+
+/* SD30_DRIVE_SEL */
+#define DRIVER_TYPE_A                   0x05
+#define DRIVER_TYPE_B                   0x03
+#define DRIVER_TYPE_C                   0x02
+#define DRIVER_TYPE_D                   0x01
+
+/* SD_BUS_STAT */
+#define SD_CLK_TOGGLE_EN                0x80
+#define SD_CLK_FORCE_STOP               0x40
+#define SD_DAT3_STATUS                  0x10
+#define SD_DAT2_STATUS                  0x08
+#define SD_DAT1_STATUS                  0x04
+#define SD_DAT0_STATUS                  0x02
+#define SD_CMD_STATUS                   0x01
+
+/* SD_PAD_CTL */
+#define SD_IO_USING_1V8                 0x80
+#define SD_IO_USING_3V3                 0x7F
+#define TYPE_A_DRIVING                  0x00
+#define TYPE_B_DRIVING                  0x01
+#define TYPE_C_DRIVING                  0x02
+#define TYPE_D_DRIVING                  0x03
+
+/* CARD_CLK_EN */
+#define SD_CLK_EN                       0x04
+#define MS_CLK_EN                       0x08
+
+/* CARD_SELECT */
+#define SD_MOD_SEL                      2
+#define MS_MOD_SEL                      3
+
+/* CARD_SHARE_MODE */
+#define CARD_SHARE_LQFP48               0x04
+#define CARD_SHARE_QFN24                0x00
+#define CARD_SHARE_LQFP_SEL             0x04
+#define CARD_SHARE_XD                   0x00
+#define CARD_SHARE_SD                   0x01
+#define CARD_SHARE_MS                   0x02
+#define CARD_SHARE_MASK                 0x03
+
+/* SSC_CTL1 */
+#define SSC_RSTB                        0x80
+#define SSC_8X_EN                       0x40
+#define SSC_FIX_FRAC                    0x20
+#define SSC_SEL_1M                      0x00
+#define SSC_SEL_2M                      0x08
+#define SSC_SEL_4M                      0x10
+#define SSC_SEL_8M                      0x18
+
+/* SSC_CTL2 */
+#define SSC_DEPTH_MASK                  0x03
+#define SSC_DEPTH_DISALBE               0x00
+#define SSC_DEPTH_2M                    0x01
+#define SSC_DEPTH_1M                    0x02
+#define SSC_DEPTH_512K                  0x03
+
+/* SD_VPCLK0_CTL */
+#define PHASE_CHANGE                    0x80
+#define PHASE_NOT_RESET                 0x40
+
+/* SD_TRANSFER */
+#define SD_TRANSFER_START               0x80
+#define SD_TRANSFER_END                 0x40
+#define SD_STAT_IDLE                    0x20
+#define SD_TRANSFER_ERR                 0x10
+#define SD_TM_NORMAL_WRITE              0x00
+#define SD_TM_AUTO_WRITE_3              0x01
+#define SD_TM_AUTO_WRITE_4              0x02
+#define SD_TM_AUTO_READ_3               0x05
+#define SD_TM_AUTO_READ_4               0x06
+#define SD_TM_CMD_RSP                   0x08
+#define SD_TM_AUTO_WRITE_1              0x09
+#define SD_TM_AUTO_WRITE_2              0x0A
+#define SD_TM_NORMAL_READ               0x0C
+#define SD_TM_AUTO_READ_1               0x0D
+#define SD_TM_AUTO_READ_2               0x0E
+#define SD_TM_AUTO_TUNING               0x0F
+
+/* SD_CFG1 */
+#define SD_CLK_DIVIDE_0                 0x00
+#define SD_CLK_DIVIDE_256               0xC0
+#define SD_CLK_DIVIDE_128               0x80
+#define SD_CLK_DIVIDE_MASK              0xC0
+#define SD_BUS_WIDTH_1BIT               0x00
+#define SD_BUS_WIDTH_4BIT               0x01
+#define SD_BUS_WIDTH_8BIT               0x02
+#define SD_ASYNC_FIFO_RST               0x10
+#define SD_20_MODE                      0x00
+#define SD_DDR_MODE                     0x04
+#define SD_30_MODE                      0x08
+
+/* SD_CFG2 */
+#define SD_CALCULATE_CRC7               0x00
+#define SD_NO_CALCULATE_CRC7            0x80
+#define SD_CHECK_CRC16                  0x00
+#define SD_NO_CHECK_CRC16               0x40
+#define SD_WAIT_CRC_TO_EN               0x20
+#define SD_WAIT_BUSY_END                0x08
+#define SD_NO_WAIT_BUSY_END             0x00
+#define SD_CHECK_CRC7                   0x00
+#define SD_NO_CHECK_CRC7                0x04
+#define SD_RSP_LEN_0                    0x00
+#define SD_RSP_LEN_6                    0x01
+#define SD_RSP_LEN_17                   0x02
+#define SD_RSP_TYPE_R0                  0x04
+#define SD_RSP_TYPE_R1                  0x01
+#define SD_RSP_TYPE_R1b                 0x09
+#define SD_RSP_TYPE_R2                  0x02
+#define SD_RSP_TYPE_R3                  0x05
+#define SD_RSP_TYPE_R4                  0x05
+#define SD_RSP_TYPE_R5                  0x01
+#define SD_RSP_TYPE_R6                  0x01
+#define SD_RSP_TYPE_R7                  0x01
+
+/* SD_STAT1 */
+#define SD_CRC7_ERR                     0x80
+#define SD_CRC16_ERR                    0x40
+#define SD_CRC_WRITE_ERR                0x20
+#define SD_CRC_WRITE_ERR_MASK           0x1C
+#define GET_CRC_TIME_OUT                0x02
+#define SD_TUNING_COMPARE_ERR           0x01
+
+/* SD_DATA_STATE */
+#define SD_DATA_IDLE                    0x80
+
+/* CARD_DATA_SOURCE */
+#define PINGPONG_BUFFER                 0x01
+#define RING_BUFFER                     0x00
+
+/* CARD_OE */
+#define SD_OUTPUT_EN                    0x04
+#define MS_OUTPUT_EN                    0x08
+
+/* CARD_STOP */
+#define SD_STOP                         0x04
+#define MS_STOP                         0x08
+#define SD_CLR_ERR                      0x40
+#define MS_CLR_ERR                      0x80
+
+/* CARD_CLK_SOURCE */
+#define CRC_FIX_CLK                     (0x00 << 0)
+#define CRC_VAR_CLK0                    (0x01 << 0)
+#define CRC_VAR_CLK1                    (0x02 << 0)
+#define SD30_FIX_CLK                    (0x00 << 2)
+#define SD30_VAR_CLK0                   (0x01 << 2)
+#define SD30_VAR_CLK1                   (0x02 << 2)
+#define SAMPLE_FIX_CLK                  (0x00 << 4)
+#define SAMPLE_VAR_CLK0                 (0x01 << 4)
+#define SAMPLE_VAR_CLK1                 (0x02 << 4)
+
+/* SD_SAMPLE_POINT_CTL */
+#define DDR_FIX_RX_DAT                  0x00
+#define DDR_VAR_RX_DAT                  0x80
+#define DDR_FIX_RX_DAT_EDGE             0x00
+#define DDR_FIX_RX_DAT_14_DELAY         0x40
+#define DDR_FIX_RX_CMD                  0x00
+#define DDR_VAR_RX_CMD                  0x20
+#define DDR_FIX_RX_CMD_POS_EDGE         0x00
+#define DDR_FIX_RX_CMD_14_DELAY         0x10
+#define SD20_RX_POS_EDGE                0x00
+#define SD20_RX_14_DELAY                0x08
+#define SD20_RX_SEL_MASK                0x08
+
+/* SD_PUSH_POINT_CTL */
+#define DDR_FIX_TX_CMD_DAT              0x00
+#define DDR_VAR_TX_CMD_DAT              0x80
+#define DDR_FIX_TX_DAT_14_TSU           0x00
+#define DDR_FIX_TX_DAT_12_TSU           0x40
+#define DDR_FIX_TX_CMD_NEG_EDGE         0x00
+#define DDR_FIX_TX_CMD_14_AHEAD         0x20
+#define SD20_TX_NEG_EDGE                0x00
+#define SD20_TX_14_AHEAD                0x10
+#define SD20_TX_SEL_MASK                0x10
+#define DDR_VAR_SDCLK_POL_SWAP          0x01
+
+/* MS_CFG */
+#define SAMPLE_TIME_RISING              0x00
+#define SAMPLE_TIME_FALLING             0x80
+#define PUSH_TIME_DEFAULT               0x00
+#define PUSH_TIME_ODD                   0x40
+#define NO_EXTEND_TOGGLE                0x00
+#define EXTEND_TOGGLE_CHK               0x20
+#define MS_BUS_WIDTH_1                  0x00
+#define MS_BUS_WIDTH_4                  0x10
+#define MS_BUS_WIDTH_8                  0x18
+#define MS_2K_SECTOR_MODE               0x04
+#define MS_512_SECTOR_MODE              0x00
+#define MS_TOGGLE_TIMEOUT_EN            0x00
+#define MS_TOGGLE_TIMEOUT_DISEN         0x01
+#define MS_NO_CHECK_INT                 0x02
+
+/* MS_TRANS_CFG */
+#define WAIT_INT                        0x80
+#define NO_WAIT_INT                     0x00
+#define NO_AUTO_READ_INT_REG            0x00
+#define AUTO_READ_INT_REG               0x40
+#define MS_CRC16_ERR                    0x20
+#define MS_RDY_TIMEOUT                  0x10
+#define MS_INT_CMDNK                    0x08
+#define MS_INT_BREQ                     0x04
+#define MS_INT_ERR                      0x02
+#define MS_INT_CED                      0x01
+
+/* MS_TRANSFER */
+#define MS_TRANSFER_START               0x80
+#define MS_TRANSFER_END                 0x40
+#define MS_TRANSFER_ERR                 0x20
+#define MS_BS_STATE                     0x10
+#define MS_TM_READ_BYTES                0x00
+#define MS_TM_NORMAL_READ               0x01
+#define MS_TM_WRITE_BYTES               0x04
+#define MS_TM_NORMAL_WRITE              0x05
+#define MS_TM_AUTO_READ                 0x08
+#define MS_TM_AUTO_WRITE                0x0C
+#define MS_TM_SET_CMD                   0x06
+#define MS_TM_COPY_PAGE                 0x07
+#define MS_TM_MULTI_READ                0x02
+#define MS_TM_MULTI_WRITE               0x03
+
+/* MC_FIFO_CTL */
+#define FIFO_FLUSH                      0x01
+
+/* MC_DMA_RST */
+#define DMA_RESET  0x01
+
+/* MC_DMA_CTL */
+#define DMA_TC_EQ_0                     0x80
+#define DMA_DIR_TO_CARD                 0x00
+#define DMA_DIR_FROM_CARD               0x02
+#define DMA_EN                          0x01
+#define DMA_128                         (0 << 2)
+#define DMA_256                         (1 << 2)
+#define DMA_512                         (2 << 2)
+#define DMA_1024                        (3 << 2)
+#define DMA_PACK_SIZE_MASK              0x0C
+
+/* CARD_INT_PEND */
+#define XD_INT                          0x10
+#define MS_INT                          0x08
+#define SD_INT                          0x04
+
+/* LED operations*/
+static inline int rtsx_usb_turn_on_led(struct rtsx_ucr *ucr)
+{
+        return  rtsx_usb_ep0_write_register(ucr, CARD_GPIO, 0x03, 0x02);
+}
+
+static inline int rtsx_usb_turn_off_led(struct rtsx_ucr *ucr)
+{
+        return rtsx_usb_ep0_write_register(ucr, CARD_GPIO, 0x03, 0x03);
+}
+
+/* HW error clearing */
+static inline void rtsx_usb_clear_fsm_err(struct rtsx_ucr *ucr)
+{
+        rtsx_usb_ep0_write_register(ucr, SFSM_ED, 0xf8, 0xf8);
+}
+
+static inline void rtsx_usb_clear_dma_err(struct rtsx_ucr *ucr)
+{
+        rtsx_usb_ep0_write_register(ucr, MC_FIFO_CTL,
+                        FIFO_FLUSH, FIFO_FLUSH);
+        rtsx_usb_ep0_write_register(ucr, MC_DMA_RST, DMA_RESET, DMA_RESET);
+}
+#endif /* __RTS51139_H */
diff --git a/include/linux/mfd/tps65218.h b/include/linux/mfd/tps65218.h
new file mode 100644
index 000000000000..d2e357df5a0e
--- /dev/null
+++ b/include/linux/mfd/tps65218.h
@@ -0,0 +1,284 @@
+/*
+ * linux/mfd/tps65218.h
+ *
+ * Functions to access TPS65219 power management chip.
+ *
+ * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * 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 "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether expressed or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License version 2 for more details.
+ */
+
+#ifndef __LINUX_MFD_TPS65218_H
+#define __LINUX_MFD_TPS65218_H
+
+#include <linux/i2c.h>
+#include <linux/regulator/driver.h>
+#include <linux/regulator/machine.h>
+#include <linux/bitops.h>
+
+/* TPS chip id list */
+#define TPS65218                        0xF0
+
+/* I2C ID for TPS65218 part */
+#define TPS65218_I2C_ID                 0x24
+
+/* All register addresses */
+#define TPS65218_REG_CHIPID             0x00
+#define TPS65218_REG_INT1               0x01
+#define TPS65218_REG_INT2               0x02
+#define TPS65218_REG_INT_MASK1          0x03
+#define TPS65218_REG_INT_MASK2          0x04
+#define TPS65218_REG_STATUS             0x05
+#define TPS65218_REG_CONTROL            0x06
+#define TPS65218_REG_FLAG               0x07
+
+#define TPS65218_REG_PASSWORD           0x10
+#define TPS65218_REG_ENABLE1            0x11
+#define TPS65218_REG_ENABLE2            0x12
+#define TPS65218_REG_CONFIG1            0x13
+#define TPS65218_REG_CONFIG2            0x14
+#define TPS65218_REG_CONFIG3            0x15
+#define TPS65218_REG_CONTROL_DCDC1      0x16
+#define TPS65218_REG_CONTROL_DCDC2      0x17
+#define TPS65218_REG_CONTROL_DCDC3      0x18
+#define TPS65218_REG_CONTROL_DCDC4      0x19
+#define TPS65218_REG_CONTRL_SLEW_RATE   0x1A
+#define TPS65218_REG_CONTROL_LDO1       0x1B
+#define TPS65218_REG_SEQ1               0x20
+#define TPS65218_REG_SEQ2               0x21
+#define TPS65218_REG_SEQ3               0x22
+#define TPS65218_REG_SEQ4               0x23
+#define TPS65218_REG_SEQ5               0x24
+#define TPS65218_REG_SEQ6               0x25
+#define TPS65218_REG_SEQ7               0x26
+
+/* Register field definitions */
+#define TPS65218_CHIPID_CHIP_MASK       0xF8
+#define TPS65218_CHIPID_REV_MASK        0x07
+
+#define TPS65218_INT1_VPRG              BIT(5)
+#define TPS65218_INT1_AC                BIT(4)
+#define TPS65218_INT1_PB                BIT(3)
+#define TPS65218_INT1_HOT               BIT(2)
+#define TPS65218_INT1_CC_AQC            BIT(1)
+#define TPS65218_INT1_PRGC              BIT(0)
+
+#define TPS65218_INT2_LS3_F             BIT(5)
+#define TPS65218_INT2_LS2_F             BIT(4)
+#define TPS65218_INT2_LS1_F             BIT(3)
+#define TPS65218_INT2_LS3_I             BIT(2)
+#define TPS65218_INT2_LS2_I             BIT(1)
+#define TPS65218_INT2_LS1_I             BIT(0)
+
+#define TPS65218_INT_MASK1_VPRG         BIT(5)
+#define TPS65218_INT_MASK1_AC           BIT(4)
+#define TPS65218_INT_MASK1_PB           BIT(3)
+#define TPS65218_INT_MASK1_HOT          BIT(2)
+#define TPS65218_INT_MASK1_CC_AQC       BIT(1)
+#define TPS65218_INT_MASK1_PRGC         BIT(0)
+
+#define TPS65218_INT_MASK2_LS3_F        BIT(5)
+#define TPS65218_INT_MASK2_LS2_F        BIT(4)
+#define TPS65218_INT_MASK2_LS1_F        BIT(3)
+#define TPS65218_INT_MASK2_LS3_I        BIT(2)
+#define TPS65218_INT_MASK2_LS2_I        BIT(1)
+#define TPS65218_INT_MASK2_LS1_I        BIT(0)
+
+#define TPS65218_STATUS_FSEAL           BIT(7)
+#define TPS65218_STATUS_EE              BIT(6)
+#define TPS65218_STATUS_AC_STATE        BIT(5)
+#define TPS65218_STATUS_PB_STATE        BIT(4)
+#define TPS65218_STATUS_STATE_MASK      0xC
+#define TPS65218_STATUS_CC_STAT         0x3
+
+#define TPS65218_CONTROL_OFFNPFO        BIT(1)
+#define TPS65218_CONTROL_CC_AQ  BIT(0)
+
+#define TPS65218_FLAG_GPO3_FLG          BIT(7)
+#define TPS65218_FLAG_GPO2_FLG          BIT(6)
+#define TPS65218_FLAG_GPO1_FLG          BIT(5)
+#define TPS65218_FLAG_LDO1_FLG          BIT(4)
+#define TPS65218_FLAG_DC4_FLG           BIT(3)
+#define TPS65218_FLAG_DC3_FLG           BIT(2)
+#define TPS65218_FLAG_DC2_FLG           BIT(1)
+#define TPS65218_FLAG_DC1_FLG           BIT(0)
+
+#define TPS65218_ENABLE1_DC6_EN         BIT(5)
+#define TPS65218_ENABLE1_DC5_EN         BIT(4)
+#define TPS65218_ENABLE1_DC4_EN         BIT(3)
+#define TPS65218_ENABLE1_DC3_EN         BIT(2)
+#define TPS65218_ENABLE1_DC2_EN         BIT(1)
+#define TPS65218_ENABLE1_DC1_EN         BIT(0)
+
+#define TPS65218_ENABLE2_GPIO3          BIT(6)
+#define TPS65218_ENABLE2_GPIO2          BIT(5)
+#define TPS65218_ENABLE2_GPIO1          BIT(4)
+#define TPS65218_ENABLE2_LS3_EN         BIT(3)
+#define TPS65218_ENABLE2_LS2_EN         BIT(2)
+#define TPS65218_ENABLE2_LS1_EN         BIT(1)
+#define TPS65218_ENABLE2_LDO1_EN        BIT(0)
+
+
+#define TPS65218_CONFIG1_TRST           BIT(7)
+#define TPS65218_CONFIG1_GPO2_BUF       BIT(6)
+#define TPS65218_CONFIG1_IO1_SEL        BIT(5)
+#define TPS65218_CONFIG1_PGDLY_MASK     0x18
+#define TPS65218_CONFIG1_STRICT         BIT(2)
+#define TPS65218_CONFIG1_UVLO_MASK      0x3
+
+#define TPS65218_CONFIG2_DC12_RST       BIT(7)
+#define TPS65218_CONFIG2_UVLOHYS        BIT(6)
+#define TPS65218_CONFIG2_LS3ILIM_MASK   0xC
+#define TPS65218_CONFIG2_LS2ILIM_MASK   0x3
+
+#define TPS65218_CONFIG3_LS3NPFO        BIT(5)
+#define TPS65218_CONFIG3_LS2NPFO        BIT(4)
+#define TPS65218_CONFIG3_LS1NPFO        BIT(3)
+#define TPS65218_CONFIG3_LS3DCHRG       BIT(2)
+#define TPS65218_CONFIG3_LS2DCHRG       BIT(1)
+#define TPS65218_CONFIG3_LS1DCHRG       BIT(0)
+
+#define TPS65218_CONTROL_DCDC1_PFM      BIT(7)
+#define TPS65218_CONTROL_DCDC1_MASK     0x7F
+
+#define TPS65218_CONTROL_DCDC2_PFM      BIT(7)
+#define TPS65218_CONTROL_DCDC2_MASK     0x3F
+
+#define TPS65218_CONTROL_DCDC3_PFM      BIT(7)
+#define TPS65218_CONTROL_DCDC3_MASK     0x3F
+
+#define TPS65218_CONTROL_DCDC4_PFM      BIT(7)
+#define TPS65218_CONTROL_DCDC4_MASK     0x3F
+
+#define TPS65218_SLEW_RATE_GO           BIT(7)
+#define TPS65218_SLEW_RATE_GODSBL       BIT(6)
+#define TPS65218_SLEW_RATE_SLEW_MASK    0x7
+
+#define TPS65218_CONTROL_LDO1_MASK      0x3F
+
+#define TPS65218_SEQ1_DLY8              BIT(7)
+#define TPS65218_SEQ1_DLY7              BIT(6)
+#define TPS65218_SEQ1_DLY6              BIT(5)
+#define TPS65218_SEQ1_DLY5              BIT(4)
+#define TPS65218_SEQ1_DLY4              BIT(3)
+#define TPS65218_SEQ1_DLY3              BIT(2)
+#define TPS65218_SEQ1_DLY2              BIT(1)
+#define TPS65218_SEQ1_DLY1              BIT(0)
+
+#define TPS65218_SEQ2_DLYFCTR           BIT(7)
+#define TPS65218_SEQ2_DLY9              BIT(0)
+
+#define TPS65218_SEQ3_DC2_SEQ_MASK      0xF0
+#define TPS65218_SEQ3_DC1_SEQ_MASK      0xF
+
+#define TPS65218_SEQ4_DC4_SEQ_MASK      0xF0
+#define TPS65218_SEQ4_DC3_SEQ_MASK      0xF
+
+#define TPS65218_SEQ5_DC6_SEQ_MASK      0xF0
+#define TPS65218_SEQ5_DC5_SEQ_MASK      0xF
+
+#define TPS65218_SEQ6_LS1_SEQ_MASK      0xF0
+#define TPS65218_SEQ6_LDO1_SEQ_MASK     0xF
+
+#define TPS65218_SEQ7_GPO3_SEQ_MASK     0xF0
+#define TPS65218_SEQ7_GPO1_SEQ_MASK     0xF
+#define TPS65218_PROTECT_NONE           0
+#define TPS65218_PROTECT_L1             1
+
+enum tps65218_regulator_id {
+        /* DCDC's */
+        TPS65218_DCDC_1,
+        TPS65218_DCDC_2,
+        TPS65218_DCDC_3,
+        TPS65218_DCDC_4,
+        TPS65218_DCDC_5,
+        TPS65218_DCDC_6,
+        /* LDOs */
+        TPS65218_LDO_1,
+};
+
+#define TPS65218_MAX_REG_ID             TPS65218_LDO_1
+
+/* Number of step-down converters available */
+#define TPS65218_NUM_DCDC               6
+/* Number of LDO voltage regulators available */
+#define TPS65218_NUM_LDO                1
+/* Number of total regulators available */
+#define TPS65218_NUM_REGULATOR          (TPS65218_NUM_DCDC + TPS65218_NUM_LDO)
+
+/* Define the TPS65218 IRQ numbers */
+enum tps65218_irqs {
+        /* INT1 registers */
+        TPS65218_PRGC_IRQ,
+        TPS65218_CC_AQC_IRQ,
+        TPS65218_HOT_IRQ,
+        TPS65218_PB_IRQ,
+        TPS65218_AC_IRQ,
+        TPS65218_VPRG_IRQ,
+        TPS65218_INVALID1_IRQ,
+        TPS65218_INVALID2_IRQ,
+        /* INT2 registers */
+        TPS65218_LS1_I_IRQ,
+        TPS65218_LS2_I_IRQ,
+        TPS65218_LS3_I_IRQ,
+        TPS65218_LS1_F_IRQ,
+        TPS65218_LS2_F_IRQ,
+        TPS65218_LS3_F_IRQ,
+        TPS65218_INVALID3_IRQ,
+        TPS65218_INVALID4_IRQ,
+};
+
+/**
+ * struct tps_info - packages regulator constraints
+ * @id:                 Id of the regulator
+ * @name:               Voltage regulator name
+ * @min_uV:             minimum micro volts
+ * @max_uV:             minimum micro volts
+ *
+ * This data is used to check the regualtor voltage limits while setting.
+ */
+struct tps_info {
+        int id;
+        const char *name;
+        int min_uV;
+        int max_uV;
+};
+
+/**
+ * struct tps65218 - tps65218 sub-driver chip access routines
+ *
+ * Device data may be used to access the TPS65218 chip
+ */
+
+struct tps65218 {
+        struct device *dev;
+        unsigned int id;
+
+        struct mutex tps_lock;          /* lock guarding the data structure */
+        /* IRQ Data */
+        int irq;
+        u32 irq_mask;
+        struct regmap_irq_chip_data *irq_data;
+        struct regulator_desc desc[TPS65218_NUM_REGULATOR];
+        struct regulator_dev *rdev[TPS65218_NUM_REGULATOR];
+        struct tps_info *info[TPS65218_NUM_REGULATOR];
+        struct regmap *regmap;
+};
+
+int tps65218_reg_read(struct tps65218 *tps, unsigned int reg,
+                                        unsigned int *val);
+int tps65218_reg_write(struct tps65218 *tps, unsigned int reg,
+                        unsigned int val, unsigned int level);
+int tps65218_set_bits(struct tps65218 *tps, unsigned int reg,
+                unsigned int mask, unsigned int val, unsigned int level);
+int tps65218_clear_bits(struct tps65218 *tps, unsigned int reg,
+                unsigned int mask, unsigned int level);
+
+#endif /*  __LINUX_MFD_TPS65218_H */
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 35300f390eb6..bf9811e1321a 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -177,6 +177,9 @@ extern unsigned int kobjsize(const void *objp);
  */
 #define VM_SPECIAL (VM_IO | VM_DONTEXPAND | VM_PFNMAP | VM_MIXEDMAP)
 
+/* This mask defines which mm->def_flags a process can inherit its parent */
+#define VM_INIT_DEF_MASK        VM_NOHUGEPAGE
+
 /*
  * mapping from the currently active vm_flags protection bits (the
  * low four bits) to a page protection mask..
@@ -210,6 +213,10 @@ struct vm_fault {
                                          * is set (which is also implied by
                                          * VM_FAULT_ERROR).
                                          */
+        /* for ->map_pages() only */
+        pgoff_t max_pgoff;              /* map pages for offset from pgoff till
+                                         * max_pgoff inclusive */
+        pte_t *pte;                     /* pte entry associated with ->pgoff */
 };
 
 /*
@@ -221,6 +228,7 @@ struct vm_operations_struct {
         void (*open)(struct vm_area_struct * area);
         void (*close)(struct vm_area_struct * area);
         int (*fault)(struct vm_area_struct *vma, struct vm_fault *vmf);
+        void (*map_pages)(struct vm_area_struct *vma, struct vm_fault *vmf);
 
         /* notification that a previously read-only page is about to become
          * writable, if an error is returned it will cause a SIGBUS */
@@ -581,6 +589,9 @@ static inline pte_t maybe_mkwrite(pte_t pte, struct vm_area_struct *vma)
                 pte = pte_mkwrite(pte);
         return pte;
 }
+
+void do_set_pte(struct vm_area_struct *vma, unsigned long address,
+                struct page *page, pte_t *pte, bool write, bool anon);
 #endif
 
 /*
@@ -684,7 +695,7 @@ static inline pte_t maybe_mkwrite(pte_t pte, struct vm_area_struct *vma)
 #define ZONES_MASK              ((1UL << ZONES_WIDTH) - 1)
 #define NODES_MASK              ((1UL << NODES_WIDTH) - 1)
 #define SECTIONS_MASK           ((1UL << SECTIONS_WIDTH) - 1)
-#define LAST_CPUPID_MASK        ((1UL << LAST_CPUPID_WIDTH) - 1)
+#define LAST_CPUPID_MASK        ((1UL << LAST_CPUPID_SHIFT) - 1)
 #define ZONEID_MASK             ((1UL << ZONEID_SHIFT) - 1)
 
 static inline enum zone_type page_zonenum(const struct page *page)
@@ -1193,6 +1204,7 @@ void account_page_writeback(struct page *page);
 int set_page_dirty(struct page *page);
 int set_page_dirty_lock(struct page *page);
 int clear_page_dirty_for_io(struct page *page);
+int get_cmdline(struct task_struct *task, char *buffer, int buflen);
 
 /* Is the vma a continuation of the stack vma above it? */
 static inline int vma_growsdown(struct vm_area_struct *vma, unsigned long addr)
@@ -1836,6 +1848,7 @@ extern void truncate_inode_pages_final(struct address_space *);
 
 /* generic vm_area_ops exported for stackable file systems */
 extern int filemap_fault(struct vm_area_struct *, struct vm_fault *);
+extern void filemap_map_pages(struct vm_area_struct *vma, struct vm_fault *vmf);
 extern int filemap_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf);
 
 /* mm/page-writeback.c */
@@ -1863,9 +1876,6 @@ void page_cache_async_readahead(struct address_space *mapping,
                                 unsigned long size);
 
 unsigned long max_sane_readahead(unsigned long nr);
-unsigned long ra_submit(struct file_ra_state *ra,
-                        struct address_space *mapping,
-                        struct file *filp);
 
 /* Generic expand stack which grows the stack according to GROWS{UP,DOWN} */
 extern int expand_stack(struct vm_area_struct *vma, unsigned long address);
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 290901a8c1de..8967e20cbe57 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -124,6 +124,8 @@ struct page {
         union {
                 struct list_head lru;   /* Pageout list, eg. active_list
                                          * protected by zone->lru_lock !
+                                         * Can be used as a generic list
+                                         * by the page owner.
                                          */
                 struct {                /* slub per cpu partial pages */
                         struct page *next;      /* Next partial slab */
@@ -136,7 +138,6 @@ struct page {
 #endif
                 };
 
-                struct list_head list;  /* slobs list of pages */
                 struct slab *slab_page; /* slab fields */
                 struct rcu_head rcu_head;       /* Used by SLAB
                                                  * when destroying via RCU
@@ -342,9 +343,9 @@ struct mm_rss_stat {
 
 struct kioctx_table;
 struct mm_struct {
-        struct vm_area_struct * mmap;           /* list of VMAs */
+        struct vm_area_struct *mmap;            /* list of VMAs */
         struct rb_root mm_rb;
-        struct vm_area_struct * mmap_cache;     /* last find_vma result */
+        u32 vmacache_seqnum;                   /* per-thread vmacache */
 #ifdef CONFIG_MMU
         unsigned long (*get_unmapped_area) (struct file *filp,
                                 unsigned long addr, unsigned long len,
diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h
index 87079fc38011..f206e29f94d7 100644
--- a/include/linux/mmc/core.h
+++ b/include/linux/mmc/core.h
@@ -95,7 +95,7 @@ struct mmc_command {
  *              actively failing requests
  */
 
-        unsigned int            cmd_timeout_ms; /* in milliseconds */
+        unsigned int            busy_timeout;   /* busy detect timeout in ms */
         /* Set this flag only for blocking sanitize request */
         bool                    sanitize_busy;
 
@@ -152,7 +152,7 @@ extern int mmc_wait_for_app_cmd(struct mmc_host *, struct mmc_card *,
         struct mmc_command *, int);
 extern void mmc_start_bkops(struct mmc_card *card, bool from_exception);
 extern int __mmc_switch(struct mmc_card *, u8, u8, u8, unsigned int, bool,
-                        bool);
+                        bool, bool);
 extern int mmc_switch(struct mmc_card *, u8, u8, u8, unsigned int);
 extern int mmc_send_ext_csd(struct mmc_card *card, u8 *ext_csd);
 
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 99f5709ac343..cb61ea4d6945 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -264,15 +264,12 @@ struct mmc_host {
         u32                     caps2;          /* More host capabilities */
 
 #define MMC_CAP2_BOOTPART_NOACC (1 << 0)        /* Boot partition no access */
-#define MMC_CAP2_CACHE_CTRL     (1 << 1)        /* Allow cache control */
 #define MMC_CAP2_FULL_PWR_CYCLE (1 << 2)        /* Can do full power cycle */
 #define MMC_CAP2_NO_MULTI_READ  (1 << 3)        /* Multiblock reads don't work */
-#define MMC_CAP2_NO_SLEEP_CMD   (1 << 4)        /* Don't allow sleep command */
 #define MMC_CAP2_HS200_1_8V_SDR (1 << 5)        /* can support */
 #define MMC_CAP2_HS200_1_2V_SDR (1 << 6)        /* can support */
 #define MMC_CAP2_HS200          (MMC_CAP2_HS200_1_8V_SDR | \
                                  MMC_CAP2_HS200_1_2V_SDR)
-#define MMC_CAP2_BROKEN_VOLTAGE (1 << 7)        /* Use the broken voltage */
 #define MMC_CAP2_HC_ERASE_SZ    (1 << 9)        /* High-capacity erase size */
 #define MMC_CAP2_CD_ACTIVE_HIGH (1 << 10)       /* Card-detect signal active high */
 #define MMC_CAP2_RO_ACTIVE_HIGH (1 << 11)       /* Write-protect signal active high */
@@ -281,7 +278,6 @@ struct mmc_host {
 #define MMC_CAP2_PACKED_CMD     (MMC_CAP2_PACKED_RD | \
                                  MMC_CAP2_PACKED_WR)
 #define MMC_CAP2_NO_PRESCAN_POWERUP (1 << 14)   /* Don't power up before scan */
-#define MMC_CAP2_SANITIZE       (1 << 15)               /* Support Sanitize */
 
         mmc_pm_flag_t           pm_caps;        /* supported pm features */
 
@@ -304,7 +300,7 @@ struct mmc_host {
         unsigned int            max_req_size;   /* maximum number of bytes in one req */
         unsigned int            max_blk_size;   /* maximum size of one mmc block */
         unsigned int            max_blk_count;  /* maximum number of blocks in one req */
-        unsigned int            max_discard_to; /* max. discard timeout in ms */
+        unsigned int            max_busy_timeout; /* max busy timeout in ms */
 
         /* private data */
         spinlock_t              lock;           /* lock for claim and bus ops */
@@ -388,8 +384,6 @@ int mmc_power_restore_host(struct mmc_host *host);
 void mmc_detect_change(struct mmc_host *, unsigned long delay);
 void mmc_request_done(struct mmc_host *, struct mmc_request *);
 
-int mmc_cache_ctrl(struct mmc_host *, u8);
-
 static inline void mmc_signal_sdio_irq(struct mmc_host *host)
 {
         host->ops->enable_sdio_irq(host, 0);
@@ -424,12 +418,9 @@ static inline int mmc_regulator_get_supply(struct mmc_host *mmc)
 
 int mmc_pm_notify(struct notifier_block *notify_block, unsigned long, void *);
 
-/* Module parameter */
-extern bool mmc_assume_removable;
-
 static inline int mmc_card_is_removable(struct mmc_host *host)
 {
-        return !(host->caps & MMC_CAP_NONREMOVABLE) && mmc_assume_removable;
+        return !(host->caps & MMC_CAP_NONREMOVABLE);
 }
 
 static inline int mmc_card_keep_power(struct mmc_host *host)
diff --git a/include/linux/mmc/sdhci-spear.h b/include/linux/mmc/sdhci-spear.h
index e78c0e236e9d..8cc095a76cf8 100644
--- a/include/linux/mmc/sdhci-spear.h
+++ b/include/linux/mmc/sdhci-spear.h
@@ -18,17 +18,9 @@
 /*
  * struct sdhci_plat_data: spear sdhci platform data structure
  *
- * @card_power_gpio: gpio pin for enabling/disabling power to sdhci socket
- * @power_active_high: if set, enable power to sdhci socket by setting
- *                      card_power_gpio
- * @power_always_enb: If set, then enable power on probe, otherwise enable only
- *                      on card insertion and disable on card removal.
  * card_int_gpio: gpio pin used for card detection
  */
 struct sdhci_plat_data {
-        int card_power_gpio;
-        int power_active_high;
-        int power_always_enb;
         int card_int_gpio;
 };
 
diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h
index 362927c48f97..7be12b883485 100644
--- a/include/linux/mmc/sdhci.h
+++ b/include/linux/mmc/sdhci.h
@@ -100,6 +100,8 @@ struct sdhci_host {
 #define SDHCI_QUIRK2_BROKEN_HOST_CONTROL                (1<<5)
 /* Controller does not support HS200 */
 #define SDHCI_QUIRK2_BROKEN_HS200                       (1<<6)
+/* Controller does not support DDR50 */
+#define SDHCI_QUIRK2_BROKEN_DDR50                       (1<<7)
 
         int irq;                /* Device IRQ */
         void __iomem *ioaddr;   /* Mapped address */
diff --git a/include/linux/mmc/slot-gpio.h b/include/linux/mmc/slot-gpio.h
index b0c73e4cacea..d2433381e828 100644
--- a/include/linux/mmc/slot-gpio.h
+++ b/include/linux/mmc/slot-gpio.h
@@ -22,4 +22,10 @@ int mmc_gpio_request_cd(struct mmc_host *host, unsigned int gpio,
                         unsigned int debounce);
 void mmc_gpio_free_cd(struct mmc_host *host);
 
+int mmc_gpiod_request_cd(struct mmc_host *host, const char *con_id,
+                         unsigned int idx, bool override_active_level,
+                         unsigned int debounce);
+void mmc_gpiod_free_cd(struct mmc_host *host);
+void mmc_gpiod_request_cd_irq(struct mmc_host *host);
+
 #endif
diff --git a/include/linux/mmdebug.h b/include/linux/mmdebug.h
index 5042c036dda9..2d57efa64cc1 100644
--- a/include/linux/mmdebug.h
+++ b/include/linux/mmdebug.h
@@ -3,8 +3,8 @@
 
 struct page;
 
-extern void dump_page(struct page *page, char *reason);
-extern void dump_page_badflags(struct page *page, char *reason,
+extern void dump_page(struct page *page, const char *reason);
+extern void dump_page_badflags(struct page *page, const char *reason,
                                unsigned long badflags);
 
 #ifdef CONFIG_DEBUG_VM
diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 9a165a213d93..44eeef0da186 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -556,6 +556,11 @@ struct amba_id {
  * See documentation of "x86_match_cpu" for details.
  */
 
+/*
+ * MODULE_DEVICE_TABLE expects this struct to be called x86cpu_device_id.
+ * Although gcc seems to ignore this error, clang fails without this define.
+ */
+#define x86cpu_device_id x86_cpu_id
 struct x86_cpu_id {
         __u16 vendor;
         __u16 family;
diff --git a/include/linux/module.h b/include/linux/module.h
index 5a5053975114..f520a767c86c 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -82,15 +82,6 @@ void sort_extable(struct exception_table_entry *start,
 void sort_main_extable(void);
 void trim_init_extable(struct module *m);
 
-#ifdef MODULE
-#define MODULE_GENERIC_TABLE(gtype, name)                       \
-extern const struct gtype##_id __mod_##gtype##_table            \
-  __attribute__ ((unused, alias(__stringify(name))))
-
-#else  /* !MODULE */
-#define MODULE_GENERIC_TABLE(gtype, name)
-#endif
-
 /* Generic info of form tag = "info" */
 #define MODULE_INFO(tag, info) __MODULE_INFO(tag, tag, info)
 
@@ -141,8 +132,14 @@ extern const struct gtype##_id __mod_##gtype##_table		\
 /* What your module does. */
 #define MODULE_DESCRIPTION(_description) MODULE_INFO(description, _description)
 
-#define MODULE_DEVICE_TABLE(type, name)         \
-  MODULE_GENERIC_TABLE(type##_device, name)
+#ifdef MODULE
+/* Creates an alias so file2alias.c can find device table. */
+#define MODULE_DEVICE_TABLE(type, name)                                 \
+  extern const struct type##_device_id __mod_##type##__##name##_device_table \
+  __attribute__ ((unused, alias(__stringify(name))))
+#else  /* !MODULE */
+#define MODULE_DEVICE_TABLE(type, name)
+#endif
 
 /* Version of form [<epoch>:]<version>[-<extra-version>].
  * Or for CVS/RCS ID version, everything but the number is stripped.
diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
index c3eb102a9cc8..204a67743804 100644
--- a/include/linux/moduleparam.h
+++ b/include/linux/moduleparam.h
@@ -186,14 +186,12 @@ struct kparam_array
    parameters. */
 #define __module_param_call(prefix, name, ops, arg, perm, level)        \
         /* Default value instead of permissions? */                     \
-        static int __param_perm_check_##name __attribute__((unused)) =  \
-        BUILD_BUG_ON_ZERO((perm) < 0 || (perm) > 0777 || ((perm) & 2))  \
-        + BUILD_BUG_ON_ZERO(sizeof(""prefix) > MAX_PARAM_PREFIX_LEN);   \
-        static const char __param_str_##name[] = prefix #name;          \
+        static const char __param_str_##name[] = prefix #name; \
         static struct kernel_param __moduleparam_const __param_##name   \
         __used                                                          \
     __attribute__ ((unused,__section__ ("__param"),aligned(sizeof(void *)))) \
-        = { __param_str_##name, ops, perm, level, { arg } }
+        = { __param_str_##name, ops, VERIFY_OCTAL_PERMISSIONS(perm),    \
+            level, { arg } }
 
 /* Obsolete - use module_param_cb() */
 #define module_param_call(name, set, get, arg, perm)                    \
@@ -346,7 +344,7 @@ static inline void destroy_params(const struct kernel_param *params,
 /* The macros to do compile-time type checking stolen from Jakub
    Jelinek, who IIRC came up with this idea for the 2.4 module init code. */
 #define __param_check(name, p, type) \
-        static inline type *__check_##name(void) { return(p); }
+        static inline type __always_unused *__check_##name(void) { return(p); }
 
 extern struct kernel_param_ops param_ops_byte;
 extern int param_set_byte(const char *val, const struct kernel_param *kp);
diff --git a/include/linux/mount.h b/include/linux/mount.h
index 371d346fa270..839bac270904 100644
--- a/include/linux/mount.h
+++ b/include/linux/mount.h
@@ -44,6 +44,8 @@ struct mnt_namespace;
 #define MNT_SHARED_MASK (MNT_UNBINDABLE)
 #define MNT_PROPAGATION_MASK    (MNT_SHARED | MNT_UNBINDABLE)
 
+#define MNT_INTERNAL_FLAGS (MNT_SHARED | MNT_WRITE_HOLD | MNT_INTERNAL | \
+                            MNT_DOOMED | MNT_SYNC_UMOUNT | MNT_MARKED)
 
 #define MNT_INTERNAL    0x4000
 
@@ -51,6 +53,7 @@ struct mnt_namespace;
 #define MNT_LOCKED              0x800000
 #define MNT_DOOMED              0x1000000
 #define MNT_SYNC_UMOUNT         0x2000000
+#define MNT_MARKED              0x4000000
 
 struct vfsmount {
         struct dentry *mnt_root;        /* root of the mounted tree */
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index 8cc0e2fb6894..a1b0b4c8fd79 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -204,12 +204,12 @@ struct mtd_info {
                           struct mtd_oob_ops *ops);
         int (*_write_oob) (struct mtd_info *mtd, loff_t to,
                            struct mtd_oob_ops *ops);
-        int (*_get_fact_prot_info) (struct mtd_info *mtd, struct otp_info *buf,
-                                    size_t len);
+        int (*_get_fact_prot_info) (struct mtd_info *mtd, size_t len,
+                                    size_t *retlen, struct otp_info *buf);
         int (*_read_fact_prot_reg) (struct mtd_info *mtd, loff_t from,
                                     size_t len, size_t *retlen, u_char *buf);
-        int (*_get_user_prot_info) (struct mtd_info *mtd, struct otp_info *buf,
-                                    size_t len);
+        int (*_get_user_prot_info) (struct mtd_info *mtd, size_t len,
+                                    size_t *retlen, struct otp_info *buf);
         int (*_read_user_prot_reg) (struct mtd_info *mtd, loff_t from,
                                     size_t len, size_t *retlen, u_char *buf);
         int (*_write_user_prot_reg) (struct mtd_info *mtd, loff_t to,
@@ -278,12 +278,12 @@ static inline int mtd_write_oob(struct mtd_info *mtd, loff_t to,
         return mtd->_write_oob(mtd, to, ops);
 }
 
-int mtd_get_fact_prot_info(struct mtd_info *mtd, struct otp_info *buf,
-                           size_t len);
+int mtd_get_fact_prot_info(struct mtd_info *mtd, size_t len, size_t *retlen,
+                           struct otp_info *buf);
 int mtd_read_fact_prot_reg(struct mtd_info *mtd, loff_t from, size_t len,
                            size_t *retlen, u_char *buf);
-int mtd_get_user_prot_info(struct mtd_info *mtd, struct otp_info *buf,
-                           size_t len);
+int mtd_get_user_prot_info(struct mtd_info *mtd, size_t len, size_t *retlen,
+                           struct otp_info *buf);
 int mtd_read_user_prot_reg(struct mtd_info *mtd, loff_t from, size_t len,
                            size_t *retlen, u_char *buf);
 int mtd_write_user_prot_reg(struct mtd_info *mtd, loff_t to, size_t len,
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 32f8612469d8..450d61ec7f06 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -52,14 +52,6 @@ extern int nand_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len);
 #define NAND_MAX_CHIPS          8
 
 /*
- * This constant declares the max. oobsize / page, which
- * is supported now. If you add a chip with bigger oobsize/page
- * adjust this accordingly.
- */
-#define NAND_MAX_OOBSIZE        744
-#define NAND_MAX_PAGESIZE       8192
-
-/*
  * Constants for hardware specific CLE/ALE/NCE function
  *
  * These are bits which can be or'ed to set/clear multiple
@@ -350,6 +342,84 @@ struct nand_onfi_vendor_micron {
         u8 param_revision;
 } __packed;
 
+struct jedec_ecc_info {
+        u8 ecc_bits;
+        u8 codeword_size;
+        __le16 bb_per_lun;
+        __le16 block_endurance;
+        u8 reserved[2];
+} __packed;
+
+/* JEDEC features */
+#define JEDEC_FEATURE_16_BIT_BUS        (1 << 0)
+
+struct nand_jedec_params {
+        /* rev info and features block */
+        /* 'J' 'E' 'S' 'D'  */
+        u8 sig[4];
+        __le16 revision;
+        __le16 features;
+        u8 opt_cmd[3];
+        __le16 sec_cmd;
+        u8 num_of_param_pages;
+        u8 reserved0[18];
+
+        /* manufacturer information block */
+        char manufacturer[12];
+        char model[20];
+        u8 jedec_id[6];
+        u8 reserved1[10];
+
+        /* memory organization block */
+        __le32 byte_per_page;
+        __le16 spare_bytes_per_page;
+        u8 reserved2[6];
+        __le32 pages_per_block;
+        __le32 blocks_per_lun;
+        u8 lun_count;
+        u8 addr_cycles;
+        u8 bits_per_cell;
+        u8 programs_per_page;
+        u8 multi_plane_addr;
+        u8 multi_plane_op_attr;
+        u8 reserved3[38];
+
+        /* electrical parameter block */
+        __le16 async_sdr_speed_grade;
+        __le16 toggle_ddr_speed_grade;
+        __le16 sync_ddr_speed_grade;
+        u8 async_sdr_features;
+        u8 toggle_ddr_features;
+        u8 sync_ddr_features;
+        __le16 t_prog;
+        __le16 t_bers;
+        __le16 t_r;
+        __le16 t_r_multi_plane;
+        __le16 t_ccs;
+        __le16 io_pin_capacitance_typ;
+        __le16 input_pin_capacitance_typ;
+        __le16 clk_pin_capacitance_typ;
+        u8 driver_strength_support;
+        __le16 t_ald;
+        u8 reserved4[36];
+
+        /* ECC and endurance block */
+        u8 guaranteed_good_blocks;
+        __le16 guaranteed_block_endurance;
+        struct jedec_ecc_info ecc_info[4];
+        u8 reserved5[29];
+
+        /* reserved */
+        u8 reserved6[148];
+
+        /* vendor */
+        __le16 vendor_rev_num;
+        u8 reserved7[88];
+
+        /* CRC for Parameter Page */
+        __le16 crc;
+} __packed;
+
 /**
  * struct nand_hw_control - Control structure for hardware controller (e.g ECC generator) shared among independent devices
  * @lock:               protection lock
@@ -418,7 +488,7 @@ struct nand_ecc_ctrl {
         int (*read_page)(struct mtd_info *mtd, struct nand_chip *chip,
                         uint8_t *buf, int oob_required, int page);
         int (*read_subpage)(struct mtd_info *mtd, struct nand_chip *chip,
-                        uint32_t offs, uint32_t len, uint8_t *buf);
+                        uint32_t offs, uint32_t len, uint8_t *buf, int page);
         int (*write_subpage)(struct mtd_info *mtd, struct nand_chip *chip,
                         uint32_t offset, uint32_t data_len,
                         const uint8_t *data_buf, int oob_required);
@@ -435,17 +505,17 @@ struct nand_ecc_ctrl {
 
 /**
  * struct nand_buffers - buffer structure for read/write
- * @ecccalc:    buffer for calculated ECC
- * @ecccode:    buffer for ECC read from flash
- * @databuf:    buffer for data - dynamically sized
+ * @ecccalc:    buffer pointer for calculated ECC, size is oobsize.
+ * @ecccode:    buffer pointer for ECC read from flash, size is oobsize.
+ * @databuf:    buffer pointer for data, size is (page size + oobsize).
  *
  * Do not change the order of buffers. databuf and oobrbuf must be in
  * consecutive order.
  */
 struct nand_buffers {
-        uint8_t ecccalc[NAND_MAX_OOBSIZE];
-        uint8_t ecccode[NAND_MAX_OOBSIZE];
-        uint8_t databuf[NAND_MAX_PAGESIZE + NAND_MAX_OOBSIZE];
+        uint8_t *ecccalc;
+        uint8_t *ecccode;
+        uint8_t *databuf;
 };
 
 /**
@@ -523,8 +593,12 @@ struct nand_buffers {
  * @subpagesize:        [INTERN] holds the subpagesize
  * @onfi_version:       [INTERN] holds the chip ONFI version (BCD encoded),
  *                      non 0 if ONFI supported.
+ * @jedec_version:      [INTERN] holds the chip JEDEC version (BCD encoded),
+ *                      non 0 if JEDEC supported.
  * @onfi_params:        [INTERN] holds the ONFI page parameter when ONFI is
  *                      supported, 0 otherwise.
+ * @jedec_params:       [INTERN] holds the JEDEC parameter page when JEDEC is
+ *                      supported, 0 otherwise.
  * @read_retries:       [INTERN] the number of read retry modes supported
  * @onfi_set_features:  [REPLACEABLE] set the features for ONFI nand
  * @onfi_get_features:  [REPLACEABLE] get the features for ONFI nand
@@ -597,7 +671,11 @@ struct nand_chip {
         int badblockbits;
 
         int onfi_version;
-        struct nand_onfi_params onfi_params;
+        int jedec_version;
+        union {
+                struct nand_onfi_params onfi_params;
+                struct nand_jedec_params jedec_params;
+        };
 
         int read_retries;
 
@@ -840,4 +918,29 @@ static inline bool nand_is_slc(struct nand_chip *chip)
 {
         return chip->bits_per_cell == 1;
 }
+
+/**
+ * Check if the opcode's address should be sent only on the lower 8 bits
+ * @command: opcode to check
+ */
+static inline int nand_opcode_8bits(unsigned int command)
+{
+        switch (command) {
+        case NAND_CMD_READID:
+        case NAND_CMD_PARAM:
+        case NAND_CMD_GET_FEATURES:
+        case NAND_CMD_SET_FEATURES:
+                return 1;
+        default:
+                break;
+        }
+        return 0;
+}
+
+/* return the supported JEDEC features. */
+static inline int jedec_feature(struct nand_chip *chip)
+{
+        return chip->jedec_version ? le16_to_cpu(chip->jedec_params.features)
+                : 0;
+}
 #endif /* __LINUX_MTD_NAND_H */
diff --git a/include/linux/nbd.h b/include/linux/nbd.h
index ae4981ebd18e..f62f78aef4ac 100644
--- a/include/linux/nbd.h
+++ b/include/linux/nbd.h
@@ -24,8 +24,7 @@ struct request;
 struct nbd_device {
         int flags;
         int harderror;          /* Code of hard error                   */
-        struct socket * sock;
-        struct file * file;     /* If == NULL, device is not ready, yet */
+        struct socket * sock;   /* If == NULL, device is not ready, yet */
         int magic;
 
         spinlock_t queue_lock;
diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h
index 5a09a48f2658..c26d0ec2ef3a 100644
--- a/include/linux/netdev_features.h
+++ b/include/linux/netdev_features.h
@@ -63,6 +63,7 @@ enum {
         NETIF_F_HW_VLAN_STAG_RX_BIT,    /* Receive VLAN STAG HW acceleration */
         NETIF_F_HW_VLAN_STAG_FILTER_BIT,/* Receive filtering on VLAN STAGs */
         NETIF_F_HW_L2FW_DOFFLOAD_BIT,   /* Allow L2 Forwarding in Hardware */
+        NETIF_F_BUSY_POLL_BIT,          /* Busy poll */
 
         /*
          * Add your fresh new feature above and remember to update
@@ -118,6 +119,7 @@ enum {
 #define NETIF_F_HW_VLAN_STAG_RX __NETIF_F(HW_VLAN_STAG_RX)
 #define NETIF_F_HW_VLAN_STAG_TX __NETIF_F(HW_VLAN_STAG_TX)
 #define NETIF_F_HW_L2FW_DOFFLOAD        __NETIF_F(HW_L2FW_DOFFLOAD)
+#define NETIF_F_BUSY_POLL       __NETIF_F(BUSY_POLL)
 
 /* Features valid for ethtool to change */
 /* = all defined minus driver/device-class-related */
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 775cc956ff78..7ed3a3aa6604 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -519,11 +519,18 @@ enum netdev_queue_state_t {
         __QUEUE_STATE_DRV_XOFF,
         __QUEUE_STATE_STACK_XOFF,
         __QUEUE_STATE_FROZEN,
-#define QUEUE_STATE_ANY_XOFF ((1 << __QUEUE_STATE_DRV_XOFF)             | \
-                              (1 << __QUEUE_STATE_STACK_XOFF))
-#define QUEUE_STATE_ANY_XOFF_OR_FROZEN (QUEUE_STATE_ANY_XOFF            | \
-                                        (1 << __QUEUE_STATE_FROZEN))
 };
+
+#define QUEUE_STATE_DRV_XOFF    (1 << __QUEUE_STATE_DRV_XOFF)
+#define QUEUE_STATE_STACK_XOFF  (1 << __QUEUE_STATE_STACK_XOFF)
+#define QUEUE_STATE_FROZEN      (1 << __QUEUE_STATE_FROZEN)
+
+#define QUEUE_STATE_ANY_XOFF    (QUEUE_STATE_DRV_XOFF | QUEUE_STATE_STACK_XOFF)
+#define QUEUE_STATE_ANY_XOFF_OR_FROZEN (QUEUE_STATE_ANY_XOFF | \
+                                        QUEUE_STATE_FROZEN)
+#define QUEUE_STATE_DRV_XOFF_OR_FROZEN (QUEUE_STATE_DRV_XOFF | \
+                                        QUEUE_STATE_FROZEN)
+
 /*
  * __QUEUE_STATE_DRV_XOFF is used by drivers to stop the transmit queue.  The
  * netif_tx_* functions below are used to manipulate this flag.  The
@@ -2252,11 +2259,18 @@ static inline bool netif_xmit_stopped(const struct netdev_queue *dev_queue)
         return dev_queue->state & QUEUE_STATE_ANY_XOFF;
 }
 
-static inline bool netif_xmit_frozen_or_stopped(const struct netdev_queue *dev_queue)
+static inline bool
+netif_xmit_frozen_or_stopped(const struct netdev_queue *dev_queue)
 {
         return dev_queue->state & QUEUE_STATE_ANY_XOFF_OR_FROZEN;
 }
 
+static inline bool
+netif_xmit_frozen_or_drv_stopped(const struct netdev_queue *dev_queue)
+{
+        return dev_queue->state & QUEUE_STATE_DRV_XOFF_OR_FROZEN;
+}
+
 static inline void netdev_tx_sent_queue(struct netdev_queue *dev_queue,
                                         unsigned int bytes)
 {
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index 0ae5807480f4..fa6918b0f829 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -92,6 +92,7 @@ struct nfs_open_context {
 };
 
 struct nfs_open_dir_context {
+        struct list_head list;
         struct rpc_cred *cred;
         unsigned long attr_gencount;
         __u64 dir_cookie;
@@ -510,7 +511,6 @@ extern void nfs_complete_unlink(struct dentry *dentry, struct inode *);
 extern void nfs_wait_on_sillyrename(struct dentry *dentry);
 extern void nfs_block_sillyrename(struct dentry *dentry);
 extern void nfs_unblock_sillyrename(struct dentry *dentry);
-extern int  nfs_sillyrename(struct inode *dir, struct dentry *dentry);
 
 /*
  * linux/fs/nfs/write.c
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 5624e4e2763c..6fb5b2335b59 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -1402,6 +1402,7 @@ struct nfs_renamedata {
         struct inode            *new_dir;
         struct dentry           *new_dentry;
         struct nfs_fattr        new_fattr;
+        void (*complete)(struct rpc_task *, struct nfs_renamedata *);
 };
 
 struct nfs_access_entry;
@@ -1444,8 +1445,6 @@ struct nfs_rpc_ops {
         void    (*unlink_setup)  (struct rpc_message *, struct inode *dir);
         void    (*unlink_rpc_prepare) (struct rpc_task *, struct nfs_unlinkdata *);
         int     (*unlink_done) (struct rpc_task *, struct inode *);
-        int     (*rename)  (struct inode *, struct qstr *,
-                            struct inode *, struct qstr *);
         void    (*rename_setup)  (struct rpc_message *msg, struct inode *dir);
         void    (*rename_rpc_prepare)(struct rpc_task *task, struct nfs_renamedata *);
         int     (*rename_done) (struct rpc_task *task, struct inode *old_dir, struct inode *new_dir);
diff --git a/include/linux/ntb.h b/include/linux/ntb.h
index f6a15205853b..9ac1a62fc6f5 100644
--- a/include/linux/ntb.h
+++ b/include/linux/ntb.h
@@ -50,8 +50,13 @@ struct ntb_transport_qp;
 
 struct ntb_client {
         struct device_driver driver;
-        int (*probe) (struct pci_dev *pdev);
-        void (*remove) (struct pci_dev *pdev);
+        int (*probe)(struct pci_dev *pdev);
+        void (*remove)(struct pci_dev *pdev);
+};
+
+enum {
+        NTB_LINK_DOWN = 0,
+        NTB_LINK_UP,
 };
 
 int ntb_register_client(struct ntb_client *drvr);
@@ -60,11 +65,11 @@ int ntb_register_client_dev(char *device_name);
 void ntb_unregister_client_dev(char *device_name);
 
 struct ntb_queue_handlers {
-        void (*rx_handler) (struct ntb_transport_qp *qp, void *qp_data,
-                            void *data, int len);
-        void (*tx_handler) (struct ntb_transport_qp *qp, void *qp_data,
-                            void *data, int len);
-        void (*event_handler) (void *data, int status);
+        void (*rx_handler)(struct ntb_transport_qp *qp, void *qp_data,
+                           void *data, int len);
+        void (*tx_handler)(struct ntb_transport_qp *qp, void *qp_data,
+                           void *data, int len);
+        void (*event_handler)(void *data, int status);
 };
 
 unsigned char ntb_transport_qp_num(struct ntb_transport_qp *qp);
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index 6b9aafed225f..a50173ca1d72 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -66,20 +66,25 @@ enum {
 
 #define NVME_VS(major, minor)   (major << 16 | minor)
 
-#define NVME_IO_TIMEOUT (5 * HZ)
+extern unsigned char io_timeout;
+#define NVME_IO_TIMEOUT (io_timeout * HZ)
 
 /*
  * Represents an NVM Express device.  Each nvme_dev is a PCI function.
  */
 struct nvme_dev {
         struct list_head node;
-        struct nvme_queue **queues;
+        struct nvme_queue __rcu **queues;
+        unsigned short __percpu *io_queue;
         u32 __iomem *dbs;
         struct pci_dev *pci_dev;
         struct dma_pool *prp_page_pool;
         struct dma_pool *prp_small_pool;
         int instance;
-        int queue_count;
+        unsigned queue_count;
+        unsigned online_queues;
+        unsigned max_qid;
+        int q_depth;
         u32 db_stride;
         u32 ctrl_config;
         struct msix_entry *entry;
@@ -89,6 +94,7 @@ struct nvme_dev {
         struct miscdevice miscdev;
         work_func_t reset_workfn;
         struct work_struct reset_work;
+        struct notifier_block nb;
         char name[12];
         char serial[20];
         char model[40];
@@ -131,6 +137,7 @@ struct nvme_iod {
         int length;             /* Of data, in bytes */
         unsigned long start_time;
         dma_addr_t first_dma;
+        struct list_head node;
         struct scatterlist sg[0];
 };
 
@@ -146,16 +153,12 @@ static inline u64 nvme_block_nr(struct nvme_ns *ns, sector_t sector)
  */
 void nvme_free_iod(struct nvme_dev *dev, struct nvme_iod *iod);
 
-int nvme_setup_prps(struct nvme_dev *dev, struct nvme_common_command *cmd,
-                        struct nvme_iod *iod, int total_len, gfp_t gfp);
+int nvme_setup_prps(struct nvme_dev *, struct nvme_iod *, int , gfp_t);
 struct nvme_iod *nvme_map_user_pages(struct nvme_dev *dev, int write,
                                 unsigned long addr, unsigned length);
 void nvme_unmap_user_pages(struct nvme_dev *dev, int write,
                         struct nvme_iod *iod);
-struct nvme_queue *get_nvmeq(struct nvme_dev *dev);
-void put_nvmeq(struct nvme_queue *nvmeq);
-int nvme_submit_sync_cmd(struct nvme_queue *nvmeq, struct nvme_command *cmd,
-                                                u32 *result, unsigned timeout);
+int nvme_submit_io_cmd(struct nvme_dev *, struct nvme_command *, u32 *);
 int nvme_submit_flush_data(struct nvme_queue *nvmeq, struct nvme_ns *ns);
 int nvme_submit_admin_cmd(struct nvme_dev *, struct nvme_command *,
                                                         u32 *result);
diff --git a/include/linux/of_mtd.h b/include/linux/of_mtd.h
index cb32d9c1e8dc..e266caa36402 100644
--- a/include/linux/of_mtd.h
+++ b/include/linux/of_mtd.h
@@ -13,6 +13,8 @@
 
 #include <linux/of.h>
 int of_get_nand_ecc_mode(struct device_node *np);
+int of_get_nand_ecc_step_size(struct device_node *np);
+int of_get_nand_ecc_strength(struct device_node *np);
 int of_get_nand_bus_width(struct device_node *np);
 bool of_get_nand_on_flash_bbt(struct device_node *np);
 
@@ -23,6 +25,16 @@ static inline int of_get_nand_ecc_mode(struct device_node *np)
         return -ENOSYS;
 }
 
+static inline int of_get_nand_ecc_step_size(struct device_node *np)
+{
+        return -ENOSYS;
+}
+
+static inline int of_get_nand_ecc_strength(struct device_node *np)
+{
+        return -ENOSYS;
+}
+
 static inline int of_get_nand_bus_width(struct device_node *np)
 {
         return -ENOSYS;
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index e3817d2441b6..e7a0b95ed527 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -173,6 +173,12 @@ extern phys_addr_t per_cpu_ptr_to_phys(void *addr);
 
 extern void __bad_size_call_parameter(void);
 
+#ifdef CONFIG_DEBUG_PREEMPT
+extern void __this_cpu_preempt_check(const char *op);
+#else
+static inline void __this_cpu_preempt_check(const char *op) { }
+#endif
+
 #define __pcpu_size_call_return(stem, variable)                         \
 ({      typeof(variable) pscr_ret__;                                    \
         __verify_pcpu_ptr(&(variable));                                 \
@@ -243,6 +249,8 @@ do {									\
 } while (0)
 
 /*
+ * this_cpu operations (C) 2008-2013 Christoph Lameter <cl@linux.com>
+ *
  * Optimized manipulation for memory allocated through the per cpu
  * allocator or for addresses of per cpu variables.
  *
@@ -296,7 +304,7 @@ do {									\
 do {                                                                    \
         unsigned long flags;                                            \
         raw_local_irq_save(flags);                                      \
-        *__this_cpu_ptr(&(pcp)) op val;                                 \
+        *raw_cpu_ptr(&(pcp)) op val;                                    \
         raw_local_irq_restore(flags);                                   \
 } while (0)
 
@@ -381,8 +389,8 @@ do {									\
         typeof(pcp) ret__;                                              \
         unsigned long flags;                                            \
         raw_local_irq_save(flags);                                      \
-        __this_cpu_add(pcp, val);                                       \
-        ret__ = __this_cpu_read(pcp);                                   \
+        raw_cpu_add(pcp, val);                                  \
+        ret__ = raw_cpu_read(pcp);                                      \
         raw_local_irq_restore(flags);                                   \
         ret__;                                                          \
 })
@@ -411,8 +419,8 @@ do {									\
 ({      typeof(pcp) ret__;                                              \
         unsigned long flags;                                            \
         raw_local_irq_save(flags);                                      \
-        ret__ = __this_cpu_read(pcp);                                   \
-        __this_cpu_write(pcp, nval);                                    \
+        ret__ = raw_cpu_read(pcp);                                      \
+        raw_cpu_write(pcp, nval);                                       \
         raw_local_irq_restore(flags);                                   \
         ret__;                                                          \
 })
@@ -439,9 +447,9 @@ do {									\
         typeof(pcp) ret__;                                              \
         unsigned long flags;                                            \
         raw_local_irq_save(flags);                                      \
-        ret__ = __this_cpu_read(pcp);                                   \
+        ret__ = raw_cpu_read(pcp);                                      \
         if (ret__ == (oval))                                            \
-                __this_cpu_write(pcp, nval);                            \
+                raw_cpu_write(pcp, nval);                               \
         raw_local_irq_restore(flags);                                   \
         ret__;                                                          \
 })
@@ -476,7 +484,7 @@ do {									\
         int ret__;                                                      \
         unsigned long flags;                                            \
         raw_local_irq_save(flags);                                      \
-        ret__ = __this_cpu_generic_cmpxchg_double(pcp1, pcp2,           \
+        ret__ = raw_cpu_generic_cmpxchg_double(pcp1, pcp2,              \
                         oval1, oval2, nval1, nval2);                    \
         raw_local_irq_restore(flags);                                   \
         ret__;                                                          \
@@ -504,12 +512,8 @@ do {									\
 #endif
 
 /*
- * Generic percpu operations for context that are safe from preemption/interrupts.
- * Either we do not care about races or the caller has the
- * responsibility of handling preemption/interrupt issues. Arch code can still
- * override these instructions since the arch per cpu code may be more
- * efficient and may actually get race freeness for free (that is the
- * case for x86 for example).
+ * Generic percpu operations for contexts where we do not want to do
+ * any checks for preemptiosn.
  *
  * If there is no other protection through preempt disable and/or
  * disabling interupts then one of these RMW operations can show unexpected
@@ -517,211 +521,285 @@ do {									\
  * or an interrupt occurred and the same percpu variable was modified from
  * the interrupt context.
  */
-#ifndef __this_cpu_read
-# ifndef __this_cpu_read_1
-#  define __this_cpu_read_1(pcp)        (*__this_cpu_ptr(&(pcp)))
+#ifndef raw_cpu_read
+# ifndef raw_cpu_read_1
+#  define raw_cpu_read_1(pcp)   (*raw_cpu_ptr(&(pcp)))
 # endif
-# ifndef __this_cpu_read_2
-#  define __this_cpu_read_2(pcp)        (*__this_cpu_ptr(&(pcp)))
+# ifndef raw_cpu_read_2
+#  define raw_cpu_read_2(pcp)   (*raw_cpu_ptr(&(pcp)))
 # endif
-# ifndef __this_cpu_read_4
-#  define __this_cpu_read_4(pcp)        (*__this_cpu_ptr(&(pcp)))
+# ifndef raw_cpu_read_4
+#  define raw_cpu_read_4(pcp)   (*raw_cpu_ptr(&(pcp)))
 # endif
-# ifndef __this_cpu_read_8
-#  define __this_cpu_read_8(pcp)        (*__this_cpu_ptr(&(pcp)))
+# ifndef raw_cpu_read_8
+#  define raw_cpu_read_8(pcp)   (*raw_cpu_ptr(&(pcp)))
 # endif
-# define __this_cpu_read(pcp)   __pcpu_size_call_return(__this_cpu_read_, (pcp))
+# define raw_cpu_read(pcp)      __pcpu_size_call_return(raw_cpu_read_, (pcp))
 #endif
 
-#define __this_cpu_generic_to_op(pcp, val, op)                          \
+#define raw_cpu_generic_to_op(pcp, val, op)                             \
 do {                                                                    \
-        *__this_cpu_ptr(&(pcp)) op val;                                 \
+        *raw_cpu_ptr(&(pcp)) op val;                                    \
 } while (0)
 
-#ifndef __this_cpu_write
-# ifndef __this_cpu_write_1
-#  define __this_cpu_write_1(pcp, val)  __this_cpu_generic_to_op((pcp), (val), =)
+
+#ifndef raw_cpu_write
+# ifndef raw_cpu_write_1
+#  define raw_cpu_write_1(pcp, val)     raw_cpu_generic_to_op((pcp), (val), =)
 # endif
-# ifndef __this_cpu_write_2
-#  define __this_cpu_write_2(pcp, val)  __this_cpu_generic_to_op((pcp), (val), =)
+# ifndef raw_cpu_write_2
+#  define raw_cpu_write_2(pcp, val)     raw_cpu_generic_to_op((pcp), (val), =)
 # endif
-# ifndef __this_cpu_write_4
-#  define __this_cpu_write_4(pcp, val)  __this_cpu_generic_to_op((pcp), (val), =)
+# ifndef raw_cpu_write_4
+#  define raw_cpu_write_4(pcp, val)     raw_cpu_generic_to_op((pcp), (val), =)
 # endif
-# ifndef __this_cpu_write_8
-#  define __this_cpu_write_8(pcp, val)  __this_cpu_generic_to_op((pcp), (val), =)
+# ifndef raw_cpu_write_8
+#  define raw_cpu_write_8(pcp, val)     raw_cpu_generic_to_op((pcp), (val), =)
 # endif
-# define __this_cpu_write(pcp, val)     __pcpu_size_call(__this_cpu_write_, (pcp), (val))
+# define raw_cpu_write(pcp, val)        __pcpu_size_call(raw_cpu_write_, (pcp), (val))
 #endif
 
-#ifndef __this_cpu_add
-# ifndef __this_cpu_add_1
-#  define __this_cpu_add_1(pcp, val)    __this_cpu_generic_to_op((pcp), (val), +=)
+#ifndef raw_cpu_add
+# ifndef raw_cpu_add_1
+#  define raw_cpu_add_1(pcp, val)       raw_cpu_generic_to_op((pcp), (val), +=)
 # endif
-# ifndef __this_cpu_add_2
-#  define __this_cpu_add_2(pcp, val)    __this_cpu_generic_to_op((pcp), (val), +=)
+# ifndef raw_cpu_add_2
+#  define raw_cpu_add_2(pcp, val)       raw_cpu_generic_to_op((pcp), (val), +=)
 # endif
-# ifndef __this_cpu_add_4
-#  define __this_cpu_add_4(pcp, val)    __this_cpu_generic_to_op((pcp), (val), +=)
+# ifndef raw_cpu_add_4
+#  define raw_cpu_add_4(pcp, val)       raw_cpu_generic_to_op((pcp), (val), +=)
 # endif
-# ifndef __this_cpu_add_8
-#  define __this_cpu_add_8(pcp, val)    __this_cpu_generic_to_op((pcp), (val), +=)
+# ifndef raw_cpu_add_8
+#  define raw_cpu_add_8(pcp, val)       raw_cpu_generic_to_op((pcp), (val), +=)
 # endif
-# define __this_cpu_add(pcp, val)       __pcpu_size_call(__this_cpu_add_, (pcp), (val))
+# define raw_cpu_add(pcp, val)  __pcpu_size_call(raw_cpu_add_, (pcp), (val))
 #endif
 
-#ifndef __this_cpu_sub
-# define __this_cpu_sub(pcp, val)       __this_cpu_add((pcp), -(typeof(pcp))(val))
+#ifndef raw_cpu_sub
+# define raw_cpu_sub(pcp, val)  raw_cpu_add((pcp), -(val))
 #endif
 
-#ifndef __this_cpu_inc
-# define __this_cpu_inc(pcp)            __this_cpu_add((pcp), 1)
+#ifndef raw_cpu_inc
+# define raw_cpu_inc(pcp)               raw_cpu_add((pcp), 1)
 #endif
 
-#ifndef __this_cpu_dec
-# define __this_cpu_dec(pcp)            __this_cpu_sub((pcp), 1)
+#ifndef raw_cpu_dec
+# define raw_cpu_dec(pcp)               raw_cpu_sub((pcp), 1)
 #endif
 
-#ifndef __this_cpu_and
-# ifndef __this_cpu_and_1
-#  define __this_cpu_and_1(pcp, val)    __this_cpu_generic_to_op((pcp), (val), &=)
+#ifndef raw_cpu_and
+# ifndef raw_cpu_and_1
+#  define raw_cpu_and_1(pcp, val)       raw_cpu_generic_to_op((pcp), (val), &=)
 # endif
-# ifndef __this_cpu_and_2
-#  define __this_cpu_and_2(pcp, val)    __this_cpu_generic_to_op((pcp), (val), &=)
+# ifndef raw_cpu_and_2
+#  define raw_cpu_and_2(pcp, val)       raw_cpu_generic_to_op((pcp), (val), &=)
 # endif
-# ifndef __this_cpu_and_4
-#  define __this_cpu_and_4(pcp, val)    __this_cpu_generic_to_op((pcp), (val), &=)
+# ifndef raw_cpu_and_4
+#  define raw_cpu_and_4(pcp, val)       raw_cpu_generic_to_op((pcp), (val), &=)
 # endif
-# ifndef __this_cpu_and_8
-#  define __this_cpu_and_8(pcp, val)    __this_cpu_generic_to_op((pcp), (val), &=)
+# ifndef raw_cpu_and_8
+#  define raw_cpu_and_8(pcp, val)       raw_cpu_generic_to_op((pcp), (val), &=)
 # endif
-# define __this_cpu_and(pcp, val)       __pcpu_size_call(__this_cpu_and_, (pcp), (val))
+# define raw_cpu_and(pcp, val)  __pcpu_size_call(raw_cpu_and_, (pcp), (val))
 #endif
 
-#ifndef __this_cpu_or
-# ifndef __this_cpu_or_1
-#  define __this_cpu_or_1(pcp, val)     __this_cpu_generic_to_op((pcp), (val), |=)
+#ifndef raw_cpu_or
+# ifndef raw_cpu_or_1
+#  define raw_cpu_or_1(pcp, val)        raw_cpu_generic_to_op((pcp), (val), |=)
 # endif
-# ifndef __this_cpu_or_2
-#  define __this_cpu_or_2(pcp, val)     __this_cpu_generic_to_op((pcp), (val), |=)
+# ifndef raw_cpu_or_2
+#  define raw_cpu_or_2(pcp, val)        raw_cpu_generic_to_op((pcp), (val), |=)
 # endif
-# ifndef __this_cpu_or_4
-#  define __this_cpu_or_4(pcp, val)     __this_cpu_generic_to_op((pcp), (val), |=)
+# ifndef raw_cpu_or_4
+#  define raw_cpu_or_4(pcp, val)        raw_cpu_generic_to_op((pcp), (val), |=)
 # endif
-# ifndef __this_cpu_or_8
-#  define __this_cpu_or_8(pcp, val)     __this_cpu_generic_to_op((pcp), (val), |=)
+# ifndef raw_cpu_or_8
+#  define raw_cpu_or_8(pcp, val)        raw_cpu_generic_to_op((pcp), (val), |=)
 # endif
-# define __this_cpu_or(pcp, val)        __pcpu_size_call(__this_cpu_or_, (pcp), (val))
+# define raw_cpu_or(pcp, val)   __pcpu_size_call(raw_cpu_or_, (pcp), (val))
 #endif
 
-#define __this_cpu_generic_add_return(pcp, val)                         \
+#define raw_cpu_generic_add_return(pcp, val)                            \
 ({                                                                      \
-        __this_cpu_add(pcp, val);                                       \
-        __this_cpu_read(pcp);                                           \
+        raw_cpu_add(pcp, val);                                          \
+        raw_cpu_read(pcp);                                              \
 })
 
-#ifndef __this_cpu_add_return
-# ifndef __this_cpu_add_return_1
-#  define __this_cpu_add_return_1(pcp, val)     __this_cpu_generic_add_return(pcp, val)
+#ifndef raw_cpu_add_return
+# ifndef raw_cpu_add_return_1
+#  define raw_cpu_add_return_1(pcp, val)        raw_cpu_generic_add_return(pcp, val)
 # endif
-# ifndef __this_cpu_add_return_2
-#  define __this_cpu_add_return_2(pcp, val)     __this_cpu_generic_add_return(pcp, val)
+# ifndef raw_cpu_add_return_2
+#  define raw_cpu_add_return_2(pcp, val)        raw_cpu_generic_add_return(pcp, val)
 # endif
-# ifndef __this_cpu_add_return_4
-#  define __this_cpu_add_return_4(pcp, val)     __this_cpu_generic_add_return(pcp, val)
+# ifndef raw_cpu_add_return_4
+#  define raw_cpu_add_return_4(pcp, val)        raw_cpu_generic_add_return(pcp, val)
 # endif
-# ifndef __this_cpu_add_return_8
-#  define __this_cpu_add_return_8(pcp, val)     __this_cpu_generic_add_return(pcp, val)
+# ifndef raw_cpu_add_return_8
+#  define raw_cpu_add_return_8(pcp, val)        raw_cpu_generic_add_return(pcp, val)
 # endif
-# define __this_cpu_add_return(pcp, val)        \
-        __pcpu_size_call_return2(__this_cpu_add_return_, pcp, val)
+# define raw_cpu_add_return(pcp, val)   \
+        __pcpu_size_call_return2(raw_add_return_, pcp, val)
 #endif
 
-#define __this_cpu_sub_return(pcp, val) __this_cpu_add_return(pcp, -(typeof(pcp))(val))
-#define __this_cpu_inc_return(pcp)      __this_cpu_add_return(pcp, 1)
-#define __this_cpu_dec_return(pcp)      __this_cpu_add_return(pcp, -1)
+#define raw_cpu_sub_return(pcp, val)    raw_cpu_add_return(pcp, -(typeof(pcp))(val))
+#define raw_cpu_inc_return(pcp) raw_cpu_add_return(pcp, 1)
+#define raw_cpu_dec_return(pcp) raw_cpu_add_return(pcp, -1)
 
-#define __this_cpu_generic_xchg(pcp, nval)                              \
+#define raw_cpu_generic_xchg(pcp, nval)                                 \
 ({      typeof(pcp) ret__;                                              \
-        ret__ = __this_cpu_read(pcp);                                   \
-        __this_cpu_write(pcp, nval);                                    \
+        ret__ = raw_cpu_read(pcp);                                      \
+        raw_cpu_write(pcp, nval);                                       \
         ret__;                                                          \
 })
 
-#ifndef __this_cpu_xchg
-# ifndef __this_cpu_xchg_1
-#  define __this_cpu_xchg_1(pcp, nval)  __this_cpu_generic_xchg(pcp, nval)
+#ifndef raw_cpu_xchg
+# ifndef raw_cpu_xchg_1
+#  define raw_cpu_xchg_1(pcp, nval)     raw_cpu_generic_xchg(pcp, nval)
 # endif
-# ifndef __this_cpu_xchg_2
-#  define __this_cpu_xchg_2(pcp, nval)  __this_cpu_generic_xchg(pcp, nval)
+# ifndef raw_cpu_xchg_2
+#  define raw_cpu_xchg_2(pcp, nval)     raw_cpu_generic_xchg(pcp, nval)
 # endif
-# ifndef __this_cpu_xchg_4
-#  define __this_cpu_xchg_4(pcp, nval)  __this_cpu_generic_xchg(pcp, nval)
+# ifndef raw_cpu_xchg_4
+#  define raw_cpu_xchg_4(pcp, nval)     raw_cpu_generic_xchg(pcp, nval)
 # endif
-# ifndef __this_cpu_xchg_8
-#  define __this_cpu_xchg_8(pcp, nval)  __this_cpu_generic_xchg(pcp, nval)
+# ifndef raw_cpu_xchg_8
+#  define raw_cpu_xchg_8(pcp, nval)     raw_cpu_generic_xchg(pcp, nval)
 # endif
-# define __this_cpu_xchg(pcp, nval)     \
-        __pcpu_size_call_return2(__this_cpu_xchg_, (pcp), nval)
+# define raw_cpu_xchg(pcp, nval)        \
+        __pcpu_size_call_return2(raw_cpu_xchg_, (pcp), nval)
 #endif
 
-#define __this_cpu_generic_cmpxchg(pcp, oval, nval)                     \
+#define raw_cpu_generic_cmpxchg(pcp, oval, nval)                        \
 ({                                                                      \
         typeof(pcp) ret__;                                              \
-        ret__ = __this_cpu_read(pcp);                                   \
+        ret__ = raw_cpu_read(pcp);                                      \
         if (ret__ == (oval))                                            \
-                __this_cpu_write(pcp, nval);                            \
+                raw_cpu_write(pcp, nval);                               \
         ret__;                                                          \
 })
 
-#ifndef __this_cpu_cmpxchg
-# ifndef __this_cpu_cmpxchg_1
-#  define __this_cpu_cmpxchg_1(pcp, oval, nval) __this_cpu_generic_cmpxchg(pcp, oval, nval)
+#ifndef raw_cpu_cmpxchg
+# ifndef raw_cpu_cmpxchg_1
+#  define raw_cpu_cmpxchg_1(pcp, oval, nval)    raw_cpu_generic_cmpxchg(pcp, oval, nval)
 # endif
-# ifndef __this_cpu_cmpxchg_2
-#  define __this_cpu_cmpxchg_2(pcp, oval, nval) __this_cpu_generic_cmpxchg(pcp, oval, nval)
+# ifndef raw_cpu_cmpxchg_2
+#  define raw_cpu_cmpxchg_2(pcp, oval, nval)    raw_cpu_generic_cmpxchg(pcp, oval, nval)
 # endif
-# ifndef __this_cpu_cmpxchg_4
-#  define __this_cpu_cmpxchg_4(pcp, oval, nval) __this_cpu_generic_cmpxchg(pcp, oval, nval)
+# ifndef raw_cpu_cmpxchg_4
+#  define raw_cpu_cmpxchg_4(pcp, oval, nval)    raw_cpu_generic_cmpxchg(pcp, oval, nval)
 # endif
-# ifndef __this_cpu_cmpxchg_8
-#  define __this_cpu_cmpxchg_8(pcp, oval, nval) __this_cpu_generic_cmpxchg(pcp, oval, nval)
+# ifndef raw_cpu_cmpxchg_8
+#  define raw_cpu_cmpxchg_8(pcp, oval, nval)    raw_cpu_generic_cmpxchg(pcp, oval, nval)
 # endif
-# define __this_cpu_cmpxchg(pcp, oval, nval)    \
-        __pcpu_size_call_return2(__this_cpu_cmpxchg_, pcp, oval, nval)
+# define raw_cpu_cmpxchg(pcp, oval, nval)       \
+        __pcpu_size_call_return2(raw_cpu_cmpxchg_, pcp, oval, nval)
 #endif
 
-#define __this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)       \
+#define raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)  \
 ({                                                                      \
         int __ret = 0;                                                  \
-        if (__this_cpu_read(pcp1) == (oval1) &&                         \
-                         __this_cpu_read(pcp2)  == (oval2)) {           \
-                __this_cpu_write(pcp1, (nval1));                        \
-                __this_cpu_write(pcp2, (nval2));                        \
+        if (raw_cpu_read(pcp1) == (oval1) &&                            \
+                         raw_cpu_read(pcp2)  == (oval2)) {              \
+                raw_cpu_write(pcp1, (nval1));                           \
+                raw_cpu_write(pcp2, (nval2));                           \
                 __ret = 1;                                              \
         }                                                               \
         (__ret);                                                        \
 })
 
-#ifndef __this_cpu_cmpxchg_double
-# ifndef __this_cpu_cmpxchg_double_1
-#  define __this_cpu_cmpxchg_double_1(pcp1, pcp2, oval1, oval2, nval1, nval2)   \
-        __this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
+#ifndef raw_cpu_cmpxchg_double
+# ifndef raw_cpu_cmpxchg_double_1
+#  define raw_cpu_cmpxchg_double_1(pcp1, pcp2, oval1, oval2, nval1, nval2)      \
+        raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
 # endif
-# ifndef __this_cpu_cmpxchg_double_2
-#  define __this_cpu_cmpxchg_double_2(pcp1, pcp2, oval1, oval2, nval1, nval2)   \
-        __this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
+# ifndef raw_cpu_cmpxchg_double_2
+#  define raw_cpu_cmpxchg_double_2(pcp1, pcp2, oval1, oval2, nval1, nval2)      \
+        raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
 # endif
-# ifndef __this_cpu_cmpxchg_double_4
-#  define __this_cpu_cmpxchg_double_4(pcp1, pcp2, oval1, oval2, nval1, nval2)   \
-        __this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
+# ifndef raw_cpu_cmpxchg_double_4
+#  define raw_cpu_cmpxchg_double_4(pcp1, pcp2, oval1, oval2, nval1, nval2)      \
+        raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
 # endif
-# ifndef __this_cpu_cmpxchg_double_8
-#  define __this_cpu_cmpxchg_double_8(pcp1, pcp2, oval1, oval2, nval1, nval2)   \
-        __this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
+# ifndef raw_cpu_cmpxchg_double_8
+#  define raw_cpu_cmpxchg_double_8(pcp1, pcp2, oval1, oval2, nval1, nval2)      \
+        raw_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)
 # endif
+# define raw_cpu_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) \
+        __pcpu_double_call_return_bool(raw_cpu_cmpxchg_double_, (pcp1), (pcp2), (oval1), (oval2), (nval1), (nval2))
+#endif
+
+/*
+ * Generic percpu operations for context that are safe from preemption/interrupts.
+ */
+#ifndef __this_cpu_read
+# define __this_cpu_read(pcp) \
+        (__this_cpu_preempt_check("read"),__pcpu_size_call_return(raw_cpu_read_, (pcp)))
+#endif
+
+#ifndef __this_cpu_write
+# define __this_cpu_write(pcp, val)                                     \
+do { __this_cpu_preempt_check("write");                                 \
+     __pcpu_size_call(raw_cpu_write_, (pcp), (val));                    \
+} while (0)
+#endif
+
+#ifndef __this_cpu_add
+# define __this_cpu_add(pcp, val)                                        \
+do { __this_cpu_preempt_check("add");                                   \
+        __pcpu_size_call(raw_cpu_add_, (pcp), (val));                   \
+} while (0)
+#endif
+
+#ifndef __this_cpu_sub
+# define __this_cpu_sub(pcp, val)       __this_cpu_add((pcp), -(typeof(pcp))(val))
+#endif
+
+#ifndef __this_cpu_inc
+# define __this_cpu_inc(pcp)            __this_cpu_add((pcp), 1)
+#endif
+
+#ifndef __this_cpu_dec
+# define __this_cpu_dec(pcp)            __this_cpu_sub((pcp), 1)
+#endif
+
+#ifndef __this_cpu_and
+# define __this_cpu_and(pcp, val)                                       \
+do { __this_cpu_preempt_check("and");                                   \
+        __pcpu_size_call(raw_cpu_and_, (pcp), (val));                   \
+} while (0)
+
+#endif
+
+#ifndef __this_cpu_or
+# define __this_cpu_or(pcp, val)                                        \
+do { __this_cpu_preempt_check("or");                                    \
+        __pcpu_size_call(raw_cpu_or_, (pcp), (val));                    \
+} while (0)
+#endif
+
+#ifndef __this_cpu_add_return
+# define __this_cpu_add_return(pcp, val)        \
+        (__this_cpu_preempt_check("add_return"),__pcpu_size_call_return2(raw_cpu_add_return_, pcp, val))
+#endif
+
+#define __this_cpu_sub_return(pcp, val) __this_cpu_add_return(pcp, -(typeof(pcp))(val))
+#define __this_cpu_inc_return(pcp)      __this_cpu_add_return(pcp, 1)
+#define __this_cpu_dec_return(pcp)      __this_cpu_add_return(pcp, -1)
+
+#ifndef __this_cpu_xchg
+# define __this_cpu_xchg(pcp, nval)     \
+        (__this_cpu_preempt_check("xchg"),__pcpu_size_call_return2(raw_cpu_xchg_, (pcp), nval))
+#endif
+
+#ifndef __this_cpu_cmpxchg
+# define __this_cpu_cmpxchg(pcp, oval, nval)    \
+        (__this_cpu_preempt_check("cmpxchg"),__pcpu_size_call_return2(raw_cpu_cmpxchg_, pcp, oval, nval))
+#endif
+
+#ifndef __this_cpu_cmpxchg_double
 # define __this_cpu_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2)      \
-        __pcpu_double_call_return_bool(__this_cpu_cmpxchg_double_, (pcp1), (pcp2), (oval1), (oval2), (nval1), (nval2))
+        (__this_cpu_preempt_check("cmpxchg_double"),__pcpu_double_call_return_bool(raw_cpu_cmpxchg_double_, (pcp1), (pcp2), (oval1), (oval2), (nval1), (nval2)))
 #endif
 
 #endif /* __LINUX_PERCPU_H */
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index e56b07f5c9b6..3356abcfff18 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -835,6 +835,8 @@ do {									\
                 { .notifier_call = fn, .priority = CPU_PRI_PERF };      \
         unsigned long cpu = smp_processor_id();                         \
         unsigned long flags;                                            \
+                                                                        \
+        cpu_notifier_register_begin();                                  \
         fn(&fn##_nb, (unsigned long)CPU_UP_PREPARE,                     \
                 (void *)(unsigned long)cpu);                            \
         local_irq_save(flags);                                          \
@@ -843,9 +845,21 @@ do {									\
         local_irq_restore(flags);                                       \
         fn(&fn##_nb, (unsigned long)CPU_ONLINE,                         \
                 (void *)(unsigned long)cpu);                            \
-        register_cpu_notifier(&fn##_nb);                                \
+        __register_cpu_notifier(&fn##_nb);                              \
+        cpu_notifier_register_done();                                   \
 } while (0)
 
+/*
+ * Bare-bones version of perf_cpu_notifier(), which doesn't invoke the
+ * callback for already online CPUs.
+ */
+#define __perf_cpu_notifier(fn)                                         \
+do {                                                                    \
+        static struct notifier_block fn##_nb =                          \
+                { .notifier_call = fn, .priority = CPU_PRI_PERF };      \
+                                                                        \
+        __register_cpu_notifier(&fn##_nb);                              \
+} while (0)
 
 struct perf_pmu_events_attr {
         struct device_attribute attr;
diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h
index 4d9389c79e61..eb8b8ac6df3c 100644
--- a/include/linux/pipe_fs_i.h
+++ b/include/linux/pipe_fs_i.h
@@ -83,23 +83,6 @@ struct pipe_buf_operations {
         int can_merge;
 
         /*
-         * ->map() returns a virtual address mapping of the pipe buffer.
-         * The last integer flag reflects whether this should be an atomic
-         * mapping or not. The atomic map is faster, however you can't take
-         * page faults before calling ->unmap() again. So if you need to eg
-         * access user data through copy_to/from_user(), then you must get
-         * a non-atomic map. ->map() uses the kmap_atomic slot for
-         * atomic maps, you have to be careful if mapping another page as
-         * source or destination for a copy.
-         */
-        void * (*map)(struct pipe_inode_info *, struct pipe_buffer *, int);
-
-        /*
-         * Undoes ->map(), finishes the virtual mapping of the pipe buffer.
-         */
-        void (*unmap)(struct pipe_inode_info *, struct pipe_buffer *, void *);
-
-        /*
          * ->confirm() verifies that the data in the pipe buffer is there
          * and that the contents are good. If the pages in the pipe belong
          * to a file system, we may need to wait for IO completion in this
@@ -150,8 +133,6 @@ struct pipe_inode_info *alloc_pipe_info(void);
 void free_pipe_info(struct pipe_inode_info *);
 
 /* Generic pipe buffer ops functions */
-void *generic_pipe_buf_map(struct pipe_inode_info *, struct pipe_buffer *, int);
-void generic_pipe_buf_unmap(struct pipe_inode_info *, struct pipe_buffer *, void *);
 void generic_pipe_buf_get(struct pipe_inode_info *, struct pipe_buffer *);
 int generic_pipe_buf_confirm(struct pipe_inode_info *, struct pipe_buffer *);
 int generic_pipe_buf_steal(struct pipe_inode_info *, struct pipe_buffer *);
diff --git a/include/linux/platform_data/dma-rcar-audmapp.h b/include/linux/platform_data/dma-rcar-audmapp.h
new file mode 100644
index 000000000000..471fffebbeb4
--- /dev/null
+++ b/include/linux/platform_data/dma-rcar-audmapp.h
@@ -0,0 +1,34 @@
+/*
+ * This is for Renesas R-Car Audio-DMAC-peri-peri.
+ *
+ * Copyright (C) 2014 Renesas Electronics Corporation
+ * Copyright (C) 2014 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
+ *
+ * This file is based on the include/linux/sh_dma.h
+ *
+ * Header for the new SH dmaengine driver
+ *
+ * Copyright (C) 2010 Guennadi Liakhovetski <g.liakhovetski@gmx.de>
+ *
+ * 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 SH_AUDMAPP_H
+#define SH_AUDMAPP_H
+
+#include <linux/dmaengine.h>
+
+struct audmapp_slave_config {
+        int             slave_id;
+        dma_addr_t      src;
+        dma_addr_t      dst;
+        u32             chcr;
+};
+
+struct audmapp_pdata {
+        struct audmapp_slave_config *slave;
+        int slave_num;
+};
+
+#endif /* SH_AUDMAPP_H */
diff --git a/include/linux/platform_data/elm.h b/include/linux/platform_data/elm.h
index bf0a83b7ed9d..4edb40676b3f 100644
--- a/include/linux/platform_data/elm.h
+++ b/include/linux/platform_data/elm.h
@@ -26,13 +26,6 @@ enum bch_ecc {
 /* ELM support 8 error syndrome process */
 #define ERROR_VECTOR_MAX                8
 
-#define BCH8_ECC_OOB_BYTES              13
-#define BCH4_ECC_OOB_BYTES              7
-/* RBL requires 14 byte even though BCH8 uses only 13 byte */
-#define BCH8_SIZE                       (BCH8_ECC_OOB_BYTES + 1)
-/* Uses 1 extra byte to handle erased pages */
-#define BCH4_SIZE                       (BCH4_ECC_OOB_BYTES + 1)
-
 /**
  * struct elm_errorvec - error vector for elm
  * @error_reported:             set true for vectors error is reported
@@ -50,5 +43,6 @@ struct elm_errorvec {
 
 void elm_decode_bch_error_page(struct device *dev, u8 *ecc_calc,
                 struct elm_errorvec *err_vec);
-int elm_config(struct device *dev, enum bch_ecc bch_type);
+int elm_config(struct device *dev, enum bch_ecc bch_type,
+        int ecc_steps, int ecc_step_size, int ecc_syndrome_size);
 #endif /* __ELM_H */
diff --git a/include/linux/platform_data/i2c-s3c2410.h b/include/linux/platform_data/i2c-s3c2410.h
index 2a50048c1c44..05af66b840b9 100644
--- a/include/linux/platform_data/i2c-s3c2410.h
+++ b/include/linux/platform_data/i2c-s3c2410.h
@@ -1,5 +1,4 @@
-/* arch/arm/plat-s3c/include/plat/iic.h
- *
+/*
  * Copyright 2004-2009 Simtec Electronics
  *      Ben Dooks <ben@simtec.co.uk>
  *
@@ -10,8 +9,8 @@
  * published by the Free Software Foundation.
 */
 
-#ifndef __ASM_ARCH_IIC_H
-#define __ASM_ARCH_IIC_H __FILE__
+#ifndef __I2C_S3C2410_H
+#define __I2C_S3C2410_H __FILE__
 
 #define S3C_IICFLG_FILTER       (1<<0)  /* enable s3c2440 filter */
 
@@ -76,4 +75,4 @@ extern void s3c_i2c7_cfg_gpio(struct platform_device *dev);
 
 extern struct s3c2410_platform_i2c default_i2c_data;
 
-#endif /* __ASM_ARCH_IIC_H */
+#endif /* __I2C_S3C2410_H */
diff --git a/include/linux/platform_data/leds-s3c24xx.h b/include/linux/platform_data/leds-s3c24xx.h
index d8a7672519b6..441a6f290649 100644
--- a/include/linux/platform_data/leds-s3c24xx.h
+++ b/include/linux/platform_data/leds-s3c24xx.h
@@ -1,5 +1,4 @@
-/* arch/arm/mach-s3c2410/include/mach/leds-gpio.h
- *
+/*
  * Copyright (c) 2006 Simtec Electronics
  *      http://armlinux.simtec.co.uk/
  *      Ben Dooks <ben@simtec.co.uk>
@@ -11,8 +10,8 @@
  * published by the Free Software Foundation.
 */
 
-#ifndef __ASM_ARCH_LEDSGPIO_H
-#define __ASM_ARCH_LEDSGPIO_H "leds-gpio.h"
+#ifndef __LEDS_S3C24XX_H
+#define __LEDS_S3C24XX_H
 
 #define S3C24XX_LEDF_ACTLOW     (1<<0)          /* LED is on when GPIO low */
 #define S3C24XX_LEDF_TRISTATE   (1<<1)          /* tristate to turn off */
@@ -25,4 +24,4 @@ struct s3c24xx_led_platdata {
         char                    *def_trigger;
 };
 
-#endif /* __ASM_ARCH_LEDSGPIO_H */
+#endif /* __LEDS_S3C24XX_H */
diff --git a/include/linux/platform_data/mmc-msm_sdcc.h b/include/linux/platform_data/mmc-msm_sdcc.h
index ffcd9e3a6a7e..55aa873c9396 100644
--- a/include/linux/platform_data/mmc-msm_sdcc.h
+++ b/include/linux/platform_data/mmc-msm_sdcc.h
@@ -1,8 +1,5 @@
-/*
- *  arch/arm/include/asm/mach/mmc.h
- */
-#ifndef ASMARM_MACH_MMC_H
-#define ASMARM_MACH_MMC_H
+#ifndef __MMC_MSM_SDCC_H
+#define __MMC_MSM_SDCC_H
 
 #include <linux/mmc/host.h>
 #include <linux/mmc/card.h>
diff --git a/include/linux/platform_data/mmc-mvsdio.h b/include/linux/platform_data/mmc-mvsdio.h
index 1190efedcb94..d02704cd3695 100644
--- a/include/linux/platform_data/mmc-mvsdio.h
+++ b/include/linux/platform_data/mmc-mvsdio.h
@@ -1,13 +1,11 @@
 /*
- * arch/arm/plat-orion/include/plat/mvsdio.h
- *
  * This file is licensed under the terms of the GNU General Public
  * License version 2.  This program is licensed "as is" without any
  * warranty of any kind, whether express or implied.
  */
 
-#ifndef __MACH_MVSDIO_H
-#define __MACH_MVSDIO_H
+#ifndef __MMC_MVSDIO_H
+#define __MMC_MVSDIO_H
 
 #include <linux/mbus.h>
 
diff --git a/include/linux/platform_data/mtd-nand-s3c2410.h b/include/linux/platform_data/mtd-nand-s3c2410.h
index b64115fa93a4..36bb92172f47 100644
--- a/include/linux/platform_data/mtd-nand-s3c2410.h
+++ b/include/linux/platform_data/mtd-nand-s3c2410.h
@@ -1,5 +1,4 @@
-/* arch/arm/mach-s3c2410/include/mach/nand.h
- *
+/*
  * Copyright (c) 2004 Simtec Electronics
  *      Ben Dooks <ben@simtec.co.uk>
  *
@@ -10,6 +9,9 @@
  * published by the Free Software Foundation.
 */
 
+#ifndef __MTD_NAND_S3C2410_H
+#define __MTD_NAND_S3C2410_H
+
 /**
  * struct s3c2410_nand_set - define a set of one or more nand chips
  * @disable_ecc:        Entirely disable ECC - Dangerous
@@ -65,3 +67,5 @@ struct s3c2410_platform_nand {
  * it with the s3c_device_nand. This allows @nand to be __initdata.
 */
 extern void s3c_nand_set_platdata(struct s3c2410_platform_nand *nand);
+
+#endif /*__MTD_NAND_S3C2410_H */
diff --git a/include/linux/res_counter.h b/include/linux/res_counter.h
index 201a69749659..56b7bc32db4f 100644
--- a/include/linux/res_counter.h
+++ b/include/linux/res_counter.h
@@ -104,15 +104,13 @@ void res_counter_init(struct res_counter *counter, struct res_counter *parent);
  *       units, e.g. numbers, bytes, Kbytes, etc
  *
  * returns 0 on success and <0 if the counter->usage will exceed the
- * counter->limit _locked call expects the counter->lock to be taken
+ * counter->limit
  *
  * charge_nofail works the same, except that it charges the resource
  * counter unconditionally, and returns < 0 if the after the current
  * charge we are over limit.
  */
 
-int __must_check res_counter_charge_locked(struct res_counter *counter,
-                                           unsigned long val, bool force);
 int __must_check res_counter_charge(struct res_counter *counter,
                 unsigned long val, struct res_counter **limit_fail_at);
 int res_counter_charge_nofail(struct res_counter *counter,
@@ -125,12 +123,10 @@ int res_counter_charge_nofail(struct res_counter *counter,
  * @val: the amount of the resource
  *
  * these calls check for usage underflow and show a warning on the console
- * _locked call expects the counter->lock to be taken
  *
  * returns the total charges still present in @counter.
  */
 
-u64 res_counter_uncharge_locked(struct res_counter *counter, unsigned long val);
 u64 res_counter_uncharge(struct res_counter *counter, unsigned long val);
 
 u64 res_counter_uncharge_until(struct res_counter *counter,
diff --git a/include/linux/rio.h b/include/linux/rio.h
index b71d5738e683..6bda06f21930 100644
--- a/include/linux/rio.h
+++ b/include/linux/rio.h
@@ -83,7 +83,7 @@
 #define RIO_CTAG_UDEVID 0x0001ffff /* Unique device identifier */
 
 extern struct bus_type rio_bus_type;
-extern struct device rio_bus;
+extern struct class rio_mport_class;
 
 struct rio_mport;
 struct rio_dev;
@@ -201,6 +201,7 @@ struct rio_dev {
 #define rio_dev_f(n) list_entry(n, struct rio_dev, net_list)
 #define to_rio_dev(n) container_of(n, struct rio_dev, dev)
 #define sw_to_rio_dev(n) container_of(n, struct rio_dev, rswitch[0])
+#define to_rio_mport(n) container_of(n, struct rio_mport, dev)
 
 /**
  * struct rio_msg - RIO message event
@@ -248,6 +249,7 @@ enum rio_phy_type {
  * @phy_type: RapidIO phy type
  * @phys_efptr: RIO port extended features pointer
  * @name: Port name string
+ * @dev: device structure associated with an mport
  * @priv: Master port private data
  * @dma: DMA device associated with mport
  * @nscan: RapidIO network enumeration/discovery operations
@@ -272,6 +274,7 @@ struct rio_mport {
         enum rio_phy_type phy_type;     /* RapidIO phy type */
         u32 phys_efptr;
         unsigned char name[RIO_MAX_MPORT_NAME];
+        struct device dev;
         void *priv;             /* Master port private data */
 #ifdef CONFIG_RAPIDIO_DMA_ENGINE
         struct dma_device       dma;
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 7cb07fd26680..25f54c79f757 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -132,6 +132,10 @@ struct perf_event_context;
 struct blk_plug;
 struct filename;
 
+#define VMACACHE_BITS 2
+#define VMACACHE_SIZE (1U << VMACACHE_BITS)
+#define VMACACHE_MASK (VMACACHE_SIZE - 1)
+
 /*
  * List of flags we want to share for kernel threads,
  * if only because they are not used by them anyway.
@@ -206,8 +210,9 @@ print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq);
 #define __TASK_STOPPED          4
 #define __TASK_TRACED           8
 /* in tsk->exit_state */
-#define EXIT_ZOMBIE             16
-#define EXIT_DEAD               32
+#define EXIT_DEAD               16
+#define EXIT_ZOMBIE             32
+#define EXIT_TRACE              (EXIT_ZOMBIE | EXIT_DEAD)
 /* in tsk->state again */
 #define TASK_DEAD               64
 #define TASK_WAKEKILL           128
@@ -1235,6 +1240,9 @@ struct task_struct {
 #ifdef CONFIG_COMPAT_BRK
         unsigned brk_randomized:1;
 #endif
+        /* per-thread vma caching */
+        u32 vmacache_seqnum;
+        struct vm_area_struct *vmacache[VMACACHE_SIZE];
 #if defined(SPLIT_RSS_COUNTING)
         struct task_rss_stat    rss_stat;
 #endif
@@ -1711,6 +1719,24 @@ static inline pid_t task_tgid_vnr(struct task_struct *tsk)
 }
 
 
+static inline int pid_alive(const struct task_struct *p);
+static inline pid_t task_ppid_nr_ns(const struct task_struct *tsk, struct pid_namespace *ns)
+{
+        pid_t pid = 0;
+
+        rcu_read_lock();
+        if (pid_alive(tsk))
+                pid = task_tgid_nr_ns(rcu_dereference(tsk->real_parent), ns);
+        rcu_read_unlock();
+
+        return pid;
+}
+
+static inline pid_t task_ppid_nr(const struct task_struct *tsk)
+{
+        return task_ppid_nr_ns(tsk, &init_pid_ns);
+}
+
 static inline pid_t task_pgrp_nr_ns(struct task_struct *tsk,
                                         struct pid_namespace *ns)
 {
@@ -1750,7 +1776,7 @@ static inline pid_t task_pgrp_nr(struct task_struct *tsk)
  *
  * Return: 1 if the process is alive. 0 otherwise.
  */
-static inline int pid_alive(struct task_struct *p)
+static inline int pid_alive(const struct task_struct *p)
 {
         return p->pids[PIDTYPE_PID].pid != NULL;
 }
@@ -1844,7 +1870,6 @@ extern void thread_group_cputime_adjusted(struct task_struct *p, cputime_t *ut,
 #define PF_SPREAD_SLAB  0x02000000      /* Spread some slab caches over cpuset */
 #define PF_NO_SETAFFINITY 0x04000000    /* Userland is not allowed to meddle with cpus_allowed */
 #define PF_MCE_EARLY    0x08000000      /* Early kill for mce process policy */
-#define PF_MEMPOLICY    0x10000000      /* Non-default NUMA mempolicy */
 #define PF_MUTEX_TESTER 0x20000000      /* Thread belongs to the rt mutex tester */
 #define PF_FREEZER_SKIP 0x40000000      /* Freezer should not count it as freezable */
 #define PF_SUSPEND_TASK 0x80000000      /* this thread called freeze_processes and should not be frozen */
@@ -2351,7 +2376,7 @@ extern long do_fork(unsigned long, unsigned long, unsigned long, int __user *, i
 struct task_struct *fork_idle(int);
 extern pid_t kernel_thread(int (*fn)(void *), void *arg, unsigned long flags);
 
-extern void set_task_comm(struct task_struct *tsk, char *from);
+extern void set_task_comm(struct task_struct *tsk, const char *from);
 extern char *get_task_comm(char *to, struct task_struct *tsk);
 
 #ifdef CONFIG_SMP
diff --git a/include/linux/slab.h b/include/linux/slab.h
index b5b2df60299e..307bfbe62387 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -115,9 +115,9 @@ int slab_is_available(void);
 struct kmem_cache *kmem_cache_create(const char *, size_t, size_t,
                         unsigned long,
                         void (*)(void *));
-struct kmem_cache *
-kmem_cache_create_memcg(struct mem_cgroup *, const char *, size_t, size_t,
-                        unsigned long, void (*)(void *), struct kmem_cache *);
+#ifdef CONFIG_MEMCG_KMEM
+void kmem_cache_create_memcg(struct mem_cgroup *, struct kmem_cache *);
+#endif
 void kmem_cache_destroy(struct kmem_cache *);
 int kmem_cache_shrink(struct kmem_cache *);
 void kmem_cache_free(struct kmem_cache *, void *);
@@ -242,6 +242,17 @@ struct kmem_cache {
 #define KMALLOC_MIN_SIZE (1 << KMALLOC_SHIFT_LOW)
 #endif
 
+/*
+ * This restriction comes from byte sized index implementation.
+ * Page size is normally 2^12 bytes and, in this case, if we want to use
+ * byte sized index which can represent 2^8 entries, the size of the object
+ * should be equal or greater to 2^12 / 2^8 = 2^4 = 16.
+ * If minimum size of kmalloc is less than 16, we use it as minimum object
+ * size and give up to use byte sized index.
+ */
+#define SLAB_OBJ_MIN_SIZE      (KMALLOC_MIN_SIZE < 16 ? \
+                               (KMALLOC_MIN_SIZE) : 16)
+
 #ifndef CONFIG_SLOB
 extern struct kmem_cache *kmalloc_caches[KMALLOC_SHIFT_HIGH + 1];
 #ifdef CONFIG_ZONE_DMA
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index f56bfa9e4526..f2f7398848cf 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -87,6 +87,9 @@ struct kmem_cache {
 #ifdef CONFIG_MEMCG_KMEM
         struct memcg_cache_params *memcg_params;
         int max_attr_size; /* for propagation, maximum size of a stored attr */
+#ifdef CONFIG_SYSFS
+        struct kset *memcg_kset;
+#endif
 #endif
 
 #ifdef CONFIG_NUMA
diff --git a/include/linux/ssbi.h b/include/linux/ssbi.h
index bcbb642a7641..087b08a4d333 100644
--- a/include/linux/ssbi.h
+++ b/include/linux/ssbi.h
@@ -20,4 +20,24 @@
 int ssbi_write(struct device *dev, u16 addr, const u8 *buf, int len);
 int ssbi_read(struct device *dev, u16 addr, u8 *buf, int len);
 
+static inline int
+ssbi_reg_read(void *context, unsigned int reg, unsigned int *val)
+{
+        int ret;
+        u8 v;
+
+        ret = ssbi_read(context, reg, &v, 1);
+        if (!ret)
+                *val = v;
+
+        return ret;
+}
+
+static inline int
+ssbi_reg_write(void *context, unsigned int reg, unsigned int val)
+{
+        u8 v = val;
+        return ssbi_write(context, reg, &v, 1);
+}
+
 #endif
diff --git a/include/linux/sunrpc/bc_xprt.h b/include/linux/sunrpc/bc_xprt.h
index 969c0a671dbf..2ca67b55e0fe 100644
--- a/include/linux/sunrpc/bc_xprt.h
+++ b/include/linux/sunrpc/bc_xprt.h
@@ -32,7 +32,8 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include <linux/sunrpc/sched.h>
 
 #ifdef CONFIG_SUNRPC_BACKCHANNEL
-struct rpc_rqst *xprt_alloc_bc_request(struct rpc_xprt *xprt);
+struct rpc_rqst *xprt_lookup_bc_request(struct rpc_xprt *xprt, __be32 xid);
+void xprt_complete_bc_request(struct rpc_rqst *req, uint32_t copied);
 void xprt_free_bc_request(struct rpc_rqst *req);
 int xprt_setup_backchannel(struct rpc_xprt *, unsigned int min_reqs);
 void xprt_destroy_backchannel(struct rpc_xprt *, unsigned int max_reqs);
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index 8af2804bab16..70736b98c721 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -130,6 +130,8 @@ struct rpc_create_args {
 #define RPC_CLNT_CREATE_NO_RETRANS_TIMEOUT      (1UL << 9)
 
 struct rpc_clnt *rpc_create(struct rpc_create_args *args);
+struct rpc_clnt *rpc_create_xprt(struct rpc_create_args *args,
+                                        struct rpc_xprt *xprt);
 struct rpc_clnt *rpc_bind_new_program(struct rpc_clnt *,
                                 const struct rpc_program *, u32);
 void rpc_task_reset_client(struct rpc_task *task, struct rpc_clnt *clnt);
diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h
index 62fd1b756e99..2e780134f449 100644
--- a/include/linux/sunrpc/svcsock.h
+++ b/include/linux/sunrpc/svcsock.h
@@ -22,7 +22,7 @@ struct svc_sock {
 
         /* We keep the old state_change and data_ready CB's here */
         void                    (*sk_ostate)(struct sock *);
-        void                    (*sk_odata)(struct sock *, int bytes);
+        void                    (*sk_odata)(struct sock *);
         void                    (*sk_owspace)(struct sock *);
 
         /* private TCP part */
@@ -56,6 +56,7 @@ int		svc_recv(struct svc_rqst *, long);
 int             svc_send(struct svc_rqst *);
 void            svc_drop(struct svc_rqst *);
 void            svc_sock_update_bufs(struct svc_serv *serv);
+bool            svc_alien_sock(struct net *net, int fd);
 int             svc_addsock(struct svc_serv *serv, const int fd,
                                         char *name_return, const size_t len);
 void            svc_init_xprt_sock(void);
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index 8097b9df6773..3e5efb2b236e 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -295,13 +295,24 @@ int			xprt_adjust_timeout(struct rpc_rqst *req);
 void                    xprt_release_xprt(struct rpc_xprt *xprt, struct rpc_task *task);
 void                    xprt_release_xprt_cong(struct rpc_xprt *xprt, struct rpc_task *task);
 void                    xprt_release(struct rpc_task *task);
-struct rpc_xprt *       xprt_get(struct rpc_xprt *xprt);
 void                    xprt_put(struct rpc_xprt *xprt);
 struct rpc_xprt *       xprt_alloc(struct net *net, size_t size,
                                 unsigned int num_prealloc,
                                 unsigned int max_req);
 void                    xprt_free(struct rpc_xprt *);
 
+/**
+ * xprt_get - return a reference to an RPC transport.
+ * @xprt: pointer to the transport
+ *
+ */
+static inline struct rpc_xprt *xprt_get(struct rpc_xprt *xprt)
+{
+        if (atomic_inc_not_zero(&xprt->count))
+                return xprt;
+        return NULL;
+}
+
 static inline __be32 *xprt_skip_transport_header(struct rpc_xprt *xprt, __be32 *p)
 {
         return p + xprt->tsh_size;
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 2aa8b749f13d..a4a0588c5397 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -119,8 +119,10 @@ extern struct trace_event_functions exit_syscall_print_funcs;
         static struct syscall_metadata __syscall_meta_##sname;          \
         static struct ftrace_event_call __used                          \
           event_enter_##sname = {                                       \
-                .name                   = "sys_enter"#sname,            \
                 .class                  = &event_class_syscall_enter,   \
+                {                                                       \
+                        .name                   = "sys_enter"#sname,    \
+                },                                                      \
                 .event.funcs            = &enter_syscall_print_funcs,   \
                 .data                   = (void *)&__syscall_meta_##sname,\
                 .flags                  = TRACE_EVENT_FL_CAP_ANY,       \
@@ -133,8 +135,10 @@ extern struct trace_event_functions exit_syscall_print_funcs;
         static struct syscall_metadata __syscall_meta_##sname;          \
         static struct ftrace_event_call __used                          \
           event_exit_##sname = {                                        \
-                .name                   = "sys_exit"#sname,             \
                 .class                  = &event_class_syscall_exit,    \
+                {                                                       \
+                        .name                   = "sys_exit"#sname,     \
+                },                                                      \
                 .event.funcs            = &exit_syscall_print_funcs,    \
                 .data                   = (void *)&__syscall_meta_##sname,\
                 .flags                  = TRACE_EVENT_FL_CAP_ANY,       \
@@ -748,6 +752,9 @@ asmlinkage long sys_linkat(int olddfd, const char __user *oldname,
                            int newdfd, const char __user *newname, int flags);
 asmlinkage long sys_renameat(int olddfd, const char __user * oldname,
                              int newdfd, const char __user * newname);
+asmlinkage long sys_renameat2(int olddfd, const char __user *oldname,
+                              int newdfd, const char __user *newname,
+                              unsigned int flags);
 asmlinkage long sys_futimesat(int dfd, const char __user *filename,
                               struct timeval __user *utimes);
 asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode);
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index e0bf210ddffd..084354b0e814 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -71,7 +71,8 @@ struct attribute_group {
  */
 
 #define __ATTR(_name, _mode, _show, _store) {                           \
-        .attr = {.name = __stringify(_name), .mode = _mode },           \
+        .attr = {.name = __stringify(_name),                            \
+                 .mode = VERIFY_OCTAL_PERMISSIONS(_mode) },             \
         .show   = _show,                                                \
         .store  = _store,                                               \
 }
diff --git a/include/linux/topology.h b/include/linux/topology.h
index 12ae6ce997d6..7062330a1329 100644
--- a/include/linux/topology.h
+++ b/include/linux/topology.h
@@ -188,7 +188,7 @@ DECLARE_PER_CPU(int, numa_node);
 /* Returns the number of the current Node. */
 static inline int numa_node_id(void)
 {
-        return __this_cpu_read(numa_node);
+        return raw_cpu_read(numa_node);
 }
 #endif
 
@@ -245,7 +245,7 @@ static inline void set_numa_mem(int node)
 /* Returns the number of the nearest Node with memory */
 static inline int numa_mem_id(void)
 {
-        return __this_cpu_read(_numa_mem_);
+        return raw_cpu_read(_numa_mem_);
 }
 #endif
 
diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h
index 812b2553dfd8..9d30ee469c2a 100644
--- a/include/linux/tracepoint.h
+++ b/include/linux/tracepoint.h
@@ -6,7 +6,7 @@
  *
  * See Documentation/trace/tracepoints.txt.
  *
- * (C) Copyright 2008 Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
+ * Copyright (C) 2008-2014 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
  *
  * Heavily inspired from the Linux Kernel Markers.
  *
@@ -21,6 +21,7 @@
 
 struct module;
 struct tracepoint;
+struct notifier_block;
 
 struct tracepoint_func {
         void *func;
@@ -35,31 +36,38 @@ struct tracepoint {
         struct tracepoint_func __rcu *funcs;
 };
 
-/*
- * Connect a probe to a tracepoint.
- * Internal API, should not be used directly.
- */
-extern int tracepoint_probe_register(const char *name, void *probe, void *data);
-
-/*
- * Disconnect a probe from a tracepoint.
- * Internal API, should not be used directly.
- */
 extern int
-tracepoint_probe_unregister(const char *name, void *probe, void *data);
+tracepoint_probe_register(struct tracepoint *tp, void *probe, void *data);
+extern int
+tracepoint_probe_unregister(struct tracepoint *tp, void *probe, void *data);
+extern void
+for_each_kernel_tracepoint(void (*fct)(struct tracepoint *tp, void *priv),
+                void *priv);
 
 #ifdef CONFIG_MODULES
 struct tp_module {
         struct list_head list;
-        unsigned int num_tracepoints;
-        struct tracepoint * const *tracepoints_ptrs;
+        struct module *mod;
 };
+
 bool trace_module_has_bad_taint(struct module *mod);
+extern int register_tracepoint_module_notifier(struct notifier_block *nb);
+extern int unregister_tracepoint_module_notifier(struct notifier_block *nb);
 #else
 static inline bool trace_module_has_bad_taint(struct module *mod)
 {
         return false;
 }
+static inline
+int register_tracepoint_module_notifier(struct notifier_block *nb)
+{
+        return 0;
+}
+static inline
+int unregister_tracepoint_module_notifier(struct notifier_block *nb)
+{
+        return 0;
+}
 #endif /* CONFIG_MODULES */
 
 /*
@@ -72,6 +80,11 @@ static inline void tracepoint_synchronize_unregister(void)
         synchronize_sched();
 }
 
+#ifdef CONFIG_HAVE_SYSCALL_TRACEPOINTS
+extern void syscall_regfunc(void);
+extern void syscall_unregfunc(void);
+#endif /* CONFIG_HAVE_SYSCALL_TRACEPOINTS */
+
 #define PARAMS(args...) args
 
 #endif /* _LINUX_TRACEPOINT_H */
@@ -160,14 +173,14 @@ static inline void tracepoint_synchronize_unregister(void)
         static inline int                                               \
         register_trace_##name(void (*probe)(data_proto), void *data)    \
         {                                                               \
-                return tracepoint_probe_register(#name, (void *)probe,  \
-                                                 data);                 \
+                return tracepoint_probe_register(&__tracepoint_##name,  \
+                                                (void *)probe, data);   \
         }                                                               \
         static inline int                                               \
         unregister_trace_##name(void (*probe)(data_proto), void *data)  \
         {                                                               \
-                return tracepoint_probe_unregister(#name, (void *)probe, \
-                                                   data);               \
+                return tracepoint_probe_unregister(&__tracepoint_##name,\
+                                                (void *)probe, data);   \
         }                                                               \
         static inline void                                              \
         check_trace_callback_type_##name(void (*cb)(data_proto))        \
diff --git a/include/linux/uio.h b/include/linux/uio.h
index c55ce243cc09..199bcc34241b 100644
--- a/include/linux/uio.h
+++ b/include/linux/uio.h
@@ -9,14 +9,23 @@
 #ifndef __LINUX_UIO_H
 #define __LINUX_UIO_H
 
+#include <linux/kernel.h>
 #include <uapi/linux/uio.h>
 
+struct page;
 
 struct kvec {
         void *iov_base; /* and that should *never* hold a userland pointer */
         size_t iov_len;
 };
 
+struct iov_iter {
+        const struct iovec *iov;
+        unsigned long nr_segs;
+        size_t iov_offset;
+        size_t count;
+};
+
 /*
  * Total number of bytes covered by an iovec.
  *
@@ -34,8 +43,51 @@ static inline size_t iov_length(const struct iovec *iov, unsigned long nr_segs)
         return ret;
 }
 
+static inline struct iovec iov_iter_iovec(const struct iov_iter *iter)
+{
+        return (struct iovec) {
+                .iov_base = iter->iov->iov_base + iter->iov_offset,
+                .iov_len = min(iter->count,
+                               iter->iov->iov_len - iter->iov_offset),
+        };
+}
+
+#define iov_for_each(iov, iter, start)                          \
+        for (iter = (start);                                    \
+             (iter).count &&                                    \
+             ((iov = iov_iter_iovec(&(iter))), 1);              \
+             iov_iter_advance(&(iter), (iov).iov_len))
+
 unsigned long iov_shorten(struct iovec *iov, unsigned long nr_segs, size_t to);
 
+size_t iov_iter_copy_from_user_atomic(struct page *page,
+                struct iov_iter *i, unsigned long offset, size_t bytes);
+size_t iov_iter_copy_from_user(struct page *page,
+                struct iov_iter *i, unsigned long offset, size_t bytes);
+void iov_iter_advance(struct iov_iter *i, size_t bytes);
+int iov_iter_fault_in_readable(struct iov_iter *i, size_t bytes);
+size_t iov_iter_single_seg_count(const struct iov_iter *i);
+size_t copy_page_to_iter(struct page *page, size_t offset, size_t bytes,
+                         struct iov_iter *i);
+
+static inline void iov_iter_init(struct iov_iter *i,
+                        const struct iovec *iov, unsigned long nr_segs,
+                        size_t count, size_t written)
+{
+        i->iov = iov;
+        i->nr_segs = nr_segs;
+        i->iov_offset = 0;
+        i->count = count + written;
+
+        iov_iter_advance(i, written);
+}
+
+static inline size_t iov_iter_count(struct iov_iter *i)
+{
+        return i->count;
+}
+
 int memcpy_fromiovec(unsigned char *kdata, struct iovec *iov, int len);
 int memcpy_toiovec(struct iovec *iov, unsigned char *kdata, int len);
+
 #endif
diff --git a/include/linux/vmacache.h b/include/linux/vmacache.h
new file mode 100644
index 000000000000..c3fa0fd43949
--- /dev/null
+++ b/include/linux/vmacache.h
@@ -0,0 +1,38 @@
+#ifndef __LINUX_VMACACHE_H
+#define __LINUX_VMACACHE_H
+
+#include <linux/sched.h>
+#include <linux/mm.h>
+
+/*
+ * Hash based on the page number. Provides a good hit rate for
+ * workloads with good locality and those with random accesses as well.
+ */
+#define VMACACHE_HASH(addr) ((addr >> PAGE_SHIFT) & VMACACHE_MASK)
+
+static inline void vmacache_flush(struct task_struct *tsk)
+{
+        memset(tsk->vmacache, 0, sizeof(tsk->vmacache));
+}
+
+extern void vmacache_flush_all(struct mm_struct *mm);
+extern void vmacache_update(unsigned long addr, struct vm_area_struct *newvma);
+extern struct vm_area_struct *vmacache_find(struct mm_struct *mm,
+                                                    unsigned long addr);
+
+#ifndef CONFIG_MMU
+extern struct vm_area_struct *vmacache_find_exact(struct mm_struct *mm,
+                                                  unsigned long start,
+                                                  unsigned long end);
+#endif
+
+static inline void vmacache_invalidate(struct mm_struct *mm)
+{
+        mm->vmacache_seqnum++;
+
+        /* deal with overflows */
+        if (unlikely(mm->vmacache_seqnum == 0))
+                vmacache_flush_all(mm);
+}
+
+#endif /* __LINUX_VMACACHE_H */
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index ea4476157e00..45c9cd1daf7a 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -27,9 +27,13 @@ struct vm_event_state {
 
 DECLARE_PER_CPU(struct vm_event_state, vm_event_states);
 
+/*
+ * vm counters are allowed to be racy. Use raw_cpu_ops to avoid the
+ * local_irq_disable overhead.
+ */
 static inline void __count_vm_event(enum vm_event_item item)
 {
-        __this_cpu_inc(vm_event_states.event[item]);
+        raw_cpu_inc(vm_event_states.event[item]);
 }
 
 static inline void count_vm_event(enum vm_event_item item)
@@ -39,7 +43,7 @@ static inline void count_vm_event(enum vm_event_item item)
 
 static inline void __count_vm_events(enum vm_event_item item, long delta)
 {
-        __this_cpu_add(vm_event_states.event[item], delta);
+        raw_cpu_add(vm_event_states.event[item], delta);
 }
 
 static inline void count_vm_events(enum vm_event_item item, long delta)
diff --git a/include/linux/wait.h b/include/linux/wait.h
index 559044c79232..e7d9d9ed14f5 100644
--- a/include/linux/wait.h
+++ b/include/linux/wait.h
@@ -803,17 +803,6 @@ do {									\
         __ret;                                                          \
 })
 
-
-/*
- * These are the old interfaces to sleep waiting for an event.
- * They are racy.  DO NOT use them, use the wait_event* interfaces above.
- * We plan to remove these interfaces.
- */
-extern void sleep_on(wait_queue_head_t *q);
-extern long sleep_on_timeout(wait_queue_head_t *q, signed long timeout);
-extern void interruptible_sleep_on(wait_queue_head_t *q);
-extern long interruptible_sleep_on_timeout(wait_queue_head_t *q, signed long timeout);
-
 /*
  * Waitqueues which are removed from the waitqueue_head at wakeup time
  */
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index 021b8a319b9e..5777c13849ba 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -178,7 +178,7 @@ int write_cache_pages(struct address_space *mapping,
                       struct writeback_control *wbc, writepage_t writepage,
                       void *data);
 int do_writepages(struct address_space *mapping, struct writeback_control *wbc);
-void set_page_dirty_balance(struct page *page, int page_mkwrite);
+void set_page_dirty_balance(struct page *page);
 void writeback_set_ratelimit(void);
 void tag_pages_for_writeback(struct address_space *mapping,
                              pgoff_t start, pgoff_t end);