Merge commit 'v2.6.30-rc6' into perfcounters/core

Merge reason: this branch was on an -rc4 base, merge it up to -rc6
              to get the latest upstream fixes.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

36 files changed, 233 insertions, 65 deletions

diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h
index 7abdaa91ccd3..3673a13b6703 100644
--- a/include/asm-generic/atomic.h
+++ b/include/asm-generic/atomic.h
@@ -132,9 +132,9 @@ static inline long atomic_long_add_unless(atomic_long_t *l, long a, long u)
 #define atomic_long_inc_not_zero(l) atomic64_inc_not_zero((atomic64_t *)(l))
 
 #define atomic_long_cmpxchg(l, old, new) \
-	(atomic_cmpxchg((atomic64_t *)(l), (old), (new)))
+	(atomic64_cmpxchg((atomic64_t *)(l), (old), (new)))
 #define atomic_long_xchg(v, new) \
-	(atomic_xchg((atomic64_t *)(l), (new)))
+	(atomic64_xchg((atomic64_t *)(l), (new)))
 
 #else  /*  BITS_PER_LONG == 64  */
 
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index e727fe0d1451..4b6755984d24 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -58,12 +58,13 @@ struct bug_entry {
  */
 #ifndef __WARN
 #ifndef __ASSEMBLY__
-extern void warn_slowpath(const char *file, const int line,
+extern void warn_slowpath_fmt(const char *file, const int line,
 		const char *fmt, ...) __attribute__((format(printf, 3, 4)));
+extern void warn_slowpath_null(const char *file, const int line);
 #define WANT_WARN_ON_SLOWPATH
 #endif
-#define __WARN()		warn_slowpath(__FILE__, __LINE__, NULL)
-#define __WARN_printf(arg...)	warn_slowpath(__FILE__, __LINE__, arg)
+#define __WARN()		warn_slowpath_null(__FILE__, __LINE__)
+#define __WARN_printf(arg...)	warn_slowpath_fmt(__FILE__, __LINE__, arg)
 #else
 #define __WARN_printf(arg...)	do { printk(arg); __WARN(); } while (0)
 #endif
diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
index 95962fa8398a..8e1e92583fbc 100644
--- a/include/drm/i915_drm.h
+++ b/include/drm/i915_drm.h
@@ -184,6 +184,7 @@ typedef struct _drm_i915_sarea {
 #define DRM_I915_GEM_GET_TILING	0x22
 #define DRM_I915_GEM_GET_APERTURE 0x23
 #define DRM_I915_GEM_MMAP_GTT	0x24
+#define DRM_I915_GET_PIPE_FROM_CRTC_ID	0x25
 
 #define DRM_IOCTL_I915_INIT		DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
 #define DRM_IOCTL_I915_FLUSH		DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
@@ -219,6 +220,7 @@ typedef struct _drm_i915_sarea {
 #define DRM_IOCTL_I915_GEM_SET_TILING	DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_SET_TILING, struct drm_i915_gem_set_tiling)
 #define DRM_IOCTL_I915_GEM_GET_TILING	DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling)
 #define DRM_IOCTL_I915_GEM_GET_APERTURE	DRM_IOR  (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture)
+#define DRM_IOCTL_I915_GET_PIPE_FROM_CRTC_ID DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GET_PIPE_FROM_CRTC_ID, struct drm_intel_get_pipe_from_crtc_id)
 
 /* Allow drivers to submit batchbuffers directly to hardware, relying
  * on the security mechanisms provided by hardware.
@@ -657,4 +659,12 @@ struct drm_i915_gem_get_aperture {
 	__u64 aper_available_size;
 };
 
+struct drm_i915_get_pipe_from_crtc_id {
+	/** ID of CRTC being requested **/
+	__u32 crtc_id;
+
+	/** pipe of requested CRTC **/
+	__u32 pipe;
+};
+
 #endif				/* _I915_DRM_H_ */
diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index ca9b9b9bd331..3f0eaa397ef5 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -138,6 +138,7 @@ header-y += qnxtypes.h
 header-y += radeonfb.h
 header-y += raw.h
 header-y += resource.h
+header-y += romfs_fs.h
 header-y += rose.h
 header-y += serial_reg.h
 header-y += smbno.h
@@ -314,7 +315,6 @@ unifdef-y += irqnr.h
 unifdef-y += reboot.h
 unifdef-y += reiserfs_fs.h
 unifdef-y += reiserfs_xattr.h
-unifdef-y += romfs_fs.h
 unifdef-y += route.h
 unifdef-y += rtc.h
 unifdef-y += rtnetlink.h
diff --git a/include/linux/ata.h b/include/linux/ata.h
index cb79b7a208e1..915da43edee1 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -730,6 +730,34 @@ static inline int ata_id_has_unload(const u16 *id)
 	return 0;
 }
 
+static inline int ata_id_form_factor(const u16 *id)
+{
+	u16 val = id[168];
+
+	if (ata_id_major_version(id) < 7 || val == 0 || val == 0xffff)
+		return 0;
+
+	val &= 0xf;
+
+	if (val > 5)
+		return 0;
+
+	return val;
+}
+
+static inline int ata_id_rotation_rate(const u16 *id)
+{
+	u16 val = id[217];
+
+	if (ata_id_major_version(id) < 7 || val == 0 || val == 0xffff)
+		return 0;
+
+	if (val > 1 && val < 0x401)
+		return 0;
+
+	return val;
+}
+
 static inline int ata_id_has_trim(const u16 *id)
 {
 	if (ata_id_major_version(id) >= 7 &&
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index 6638b8148de7..61ee18c1bdb4 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -82,7 +82,19 @@ struct linux_binfmt {
 	int hasvdso;
 };
 
-extern int register_binfmt(struct linux_binfmt *);
+extern int __register_binfmt(struct linux_binfmt *fmt, int insert);
+
+/* Registration of default binfmt handlers */
+static inline int register_binfmt(struct linux_binfmt *fmt)
+{
+	return __register_binfmt(fmt, 0);
+}
+/* Same as above, but adds a new binfmt at the top of the list */
+static inline int insert_binfmt(struct linux_binfmt *fmt)
+{
+	return __register_binfmt(fmt, 1);
+}
+
 extern void unregister_binfmt(struct linux_binfmt *);
 
 extern int prepare_binprm(struct linux_binprm *);
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 2755d5c6da22..b4f71f1a4af7 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -601,6 +601,7 @@ enum {
 				 blk_failfast_driver(rq))
 #define blk_rq_started(rq)	((rq)->cmd_flags & REQ_STARTED)
 #define blk_rq_io_stat(rq)	((rq)->cmd_flags & REQ_IO_STAT)
+#define blk_rq_quiet(rq)	((rq)->cmd_flags & REQ_QUIET)
 
 #define blk_account_rq(rq)	(blk_rq_started(rq) && (blk_fs_request(rq) || blk_discard_rq(rq))) 
 
diff --git a/include/linux/device.h b/include/linux/device.h
index 6a69caaac18a..5d5c197bad45 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -384,13 +384,8 @@ struct device {
 	struct device_driver *driver;	/* which driver has allocated this
 					   device */
 	void		*driver_data;	/* data private to the driver */
-
-	void		*platform_data;	/* We will remove platform_data
-					   field if all platform devices
-					   pass its platform specific data
-					   from platform_device->platform_data,
-					   other kind of devices should not
-					   use platform_data. */
+	void		*platform_data;	/* Platform specific data, device
+					   core doesn't touch it */
 	struct dev_pm_info	power;
 
 #ifdef CONFIG_NUMA
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 2e2aa3df170c..ffefba81c818 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -78,12 +78,18 @@ enum dma_transaction_type {
  * 	dependency chains
  * @DMA_COMPL_SKIP_SRC_UNMAP - set to disable dma-unmapping the source buffer(s)
  * @DMA_COMPL_SKIP_DEST_UNMAP - set to disable dma-unmapping the destination(s)
+ * @DMA_COMPL_SRC_UNMAP_SINGLE - set to do the source dma-unmapping as single
+ * 	(if not set, do the source dma-unmapping as page)
+ * @DMA_COMPL_DEST_UNMAP_SINGLE - set to do the destination dma-unmapping as single
+ * 	(if not set, do the destination dma-unmapping as page)
  */
 enum dma_ctrl_flags {
 	DMA_PREP_INTERRUPT = (1 << 0),
 	DMA_CTRL_ACK = (1 << 1),
 	DMA_COMPL_SKIP_SRC_UNMAP = (1 << 2),
 	DMA_COMPL_SKIP_DEST_UNMAP = (1 << 3),
+	DMA_COMPL_SRC_UNMAP_SINGLE = (1 << 4),
+	DMA_COMPL_DEST_UNMAP_SINGLE = (1 << 5),
 };
 
 /**
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 5bed436f4353..3b534e527e09 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1775,6 +1775,7 @@ void kill_block_super(struct super_block *sb);
 void kill_anon_super(struct super_block *sb);
 void kill_litter_super(struct super_block *sb);
 void deactivate_super(struct super_block *sb);
+void deactivate_locked_super(struct super_block *sb);
 int set_anon_super(struct super_block *s, void *data);
 struct super_block *sget(struct file_system_type *type,
 			int (*test)(struct super_block *,void *),
@@ -2117,7 +2118,7 @@ extern struct file *create_write_pipe(int flags);
 extern void free_write_pipe(struct file *);
 
 extern struct file *do_filp_open(int dfd, const char *pathname,
-		int open_flag, int mode);
+		int open_flag, int mode, int acc_mode);
 extern int may_open(struct path *, int, int);
 
 extern int kernel_read(struct file *, unsigned long, char *, unsigned long);
@@ -2367,6 +2368,7 @@ extern void file_update_time(struct file *file);
 
 extern int generic_show_options(struct seq_file *m, struct vfsmount *mnt);
 extern void save_mount_options(struct super_block *sb, char *options);
+extern void replace_mount_options(struct super_block *sb, char *options);
 
 static inline ino_t parent_ino(struct dentry *dentry)
 {
diff --git a/include/linux/input.h b/include/linux/input.h
index 6b28048fc568..0e6ff5de3588 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -106,6 +106,7 @@ struct input_absinfo {
 
 #define SYN_REPORT		0
 #define SYN_CONFIG		1
+#define SYN_MT_REPORT		2
 
 /*
  * Keys and buttons
@@ -445,6 +446,7 @@ struct input_absinfo {
 #define BTN_STYLUS2		0x14c
 #define BTN_TOOL_DOUBLETAP	0x14d
 #define BTN_TOOL_TRIPLETAP	0x14e
+#define BTN_TOOL_QUADTAP	0x14f	/* Four fingers on trackpad */
 
 #define BTN_WHEEL		0x150
 #define BTN_GEAR_DOWN		0x150
@@ -644,6 +646,17 @@ struct input_absinfo {
 #define ABS_TOOL_WIDTH		0x1c
 #define ABS_VOLUME		0x20
 #define ABS_MISC		0x28
+
+#define ABS_MT_TOUCH_MAJOR	0x30	/* Major axis of touching ellipse */
+#define ABS_MT_TOUCH_MINOR	0x31	/* Minor axis (omit if circular) */
+#define ABS_MT_WIDTH_MAJOR	0x32	/* Major axis of approaching ellipse */
+#define ABS_MT_WIDTH_MINOR	0x33	/* Minor axis (omit if circular) */
+#define ABS_MT_ORIENTATION	0x34	/* Ellipse orientation */
+#define ABS_MT_POSITION_X	0x35	/* Center X ellipse position */
+#define ABS_MT_POSITION_Y	0x36	/* Center Y ellipse position */
+#define ABS_MT_TOOL_TYPE	0x37	/* Type of touching device */
+#define ABS_MT_BLOB_ID		0x38	/* Group a set of packets as a blob */
+
 #define ABS_MAX			0x3f
 #define ABS_CNT			(ABS_MAX+1)
 
@@ -743,6 +756,12 @@ struct input_absinfo {
 #define BUS_ATARI		0x1B
 
 /*
+ * MT_TOOL types
+ */
+#define MT_TOOL_FINGER		0
+#define MT_TOOL_PEN		1
+
+/*
  * Values describing the status of a force-feedback effect
  */
 #define FF_STATUS_STOPPED	0x00
@@ -1311,6 +1330,11 @@ static inline void input_sync(struct input_dev *dev)
 	input_event(dev, EV_SYN, SYN_REPORT, 0);
 }
 
+static inline void input_mt_sync(struct input_dev *dev)
+{
+	input_event(dev, EV_SYN, SYN_MT_REPORT, 0);
+}
+
 void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code);
 
 static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat)
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index a9e3b76aa884..25b9ca93d232 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -56,7 +56,7 @@ extern void mem_cgroup_move_lists(struct page *page,
 				  enum lru_list from, enum lru_list to);
 extern void mem_cgroup_uncharge_page(struct page *page);
 extern void mem_cgroup_uncharge_cache_page(struct page *page);
-extern int mem_cgroup_shrink_usage(struct page *page,
+extern int mem_cgroup_shmem_charge_fallback(struct page *page,
 			struct mm_struct *mm, gfp_t gfp_mask);
 
 extern unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan,
@@ -155,7 +155,7 @@ static inline void mem_cgroup_uncharge_cache_page(struct page *page)
 {
 }
 
-static inline int mem_cgroup_shrink_usage(struct page *page,
+static inline int mem_cgroup_shmem_charge_fallback(struct page *page,
 			struct mm_struct *mm, gfp_t gfp_mask)
 {
 	return 0;
diff --git a/include/linux/mman.h b/include/linux/mman.h
index 30d1073bac3b..9872d6ca58ae 100644
--- a/include/linux/mman.h
+++ b/include/linux/mman.h
@@ -12,21 +12,18 @@
 
 #ifdef __KERNEL__
 #include <linux/mm.h>
+#include <linux/percpu_counter.h>
 
 #include <asm/atomic.h>
 
 extern int sysctl_overcommit_memory;
 extern int sysctl_overcommit_ratio;
-extern atomic_long_t vm_committed_space;
+extern struct percpu_counter vm_committed_as;
 
-#ifdef CONFIG_SMP
-extern void vm_acct_memory(long pages);
-#else
 static inline void vm_acct_memory(long pages)
 {
-	atomic_long_add(pages, &vm_committed_space);
+	percpu_counter_add(&vm_committed_as, pages);
 }
-#endif
 
 static inline void vm_unacct_memory(long pages)
 {
diff --git a/include/linux/namei.h b/include/linux/namei.h
index fc2e03579877..518098fe63af 100644
--- a/include/linux/namei.h
+++ b/include/linux/namei.h
@@ -69,7 +69,6 @@ extern int path_lookup(const char *, unsigned, struct nameidata *);
 extern int vfs_path_lookup(struct dentry *, struct vfsmount *,
 			   const char *, unsigned int, struct nameidata *);
 
-extern int path_lookup_open(int dfd, const char *name, unsigned lookup_flags, struct nameidata *, int open_flags);
 extern struct file *lookup_instantiate_filp(struct nameidata *nd, struct dentry *dentry,
 		int (*open)(struct inode *, struct file *));
 extern struct file *nameidata_to_filp(struct nameidata *nd, int flags);
diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index 1b2e43502ef7..c9efe039dc57 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -472,7 +472,7 @@ static inline void xt_info_rdlock_bh(void)
 
 	local_bh_disable();
 	lock = &__get_cpu_var(xt_info_locks);
-	if (!lock->readers++)
+	if (likely(!lock->readers++))
 		spin_lock(&lock->lock);
 }
 
@@ -480,7 +480,7 @@ static inline void xt_info_rdunlock_bh(void)
 {
 	struct xt_info_lock *lock = &__get_cpu_var(xt_info_locks);
 
-	if (!--lock->readers)
+	if (likely(!--lock->readers))
 		spin_unlock(&lock->lock);
 	local_bh_enable();
 }
diff --git a/include/linux/netfilter/xt_LED.h b/include/linux/netfilter/xt_LED.h
index 4c91a0d770d0..f5509e7524d3 100644
--- a/include/linux/netfilter/xt_LED.h
+++ b/include/linux/netfilter/xt_LED.h
@@ -1,6 +1,8 @@
 #ifndef _XT_LED_H
 #define _XT_LED_H
 
+#include <linux/types.h>
+
 struct xt_led_info {
 	char id[27];        /* Unique ID for this trigger in the LED class */
 	__u8 always_blink;  /* Blink even if the LED is already on */
diff --git a/include/linux/netfilter/xt_cluster.h b/include/linux/netfilter/xt_cluster.h
index 5e0a0d07b526..886682656f09 100644
--- a/include/linux/netfilter/xt_cluster.h
+++ b/include/linux/netfilter/xt_cluster.h
@@ -12,4 +12,6 @@ struct xt_cluster_match_info {
 	u_int32_t		flags;
 };
 
+#define XT_CLUSTER_NODES_MAX	32
+
 #endif /* _XT_CLUSTER_MATCH_H */
diff --git a/include/linux/nls.h b/include/linux/nls.h
index 6a882208301a..52b1a76c1b43 100644
--- a/include/linux/nls.h
+++ b/include/linux/nls.h
@@ -58,6 +58,25 @@ static inline int nls_strnicmp(struct nls_table *t, const unsigned char *s1,
 	return 0;
 }
 
+/*
+ * nls_nullsize - return length of null character for codepage
+ * @codepage - codepage for which to return length of NULL terminator
+ *
+ * Since we can't guarantee that the null terminator will be a particular
+ * length, we have to check against the codepage. If there's a problem
+ * determining it, assume a single-byte NULL terminator.
+ */
+static inline int
+nls_nullsize(const struct nls_table *codepage)
+{
+	int charlen;
+	char tmp[NLS_MAX_CHARSET_SIZE];
+
+	charlen = codepage->uni2char(0, tmp, NLS_MAX_CHARSET_SIZE);
+
+	return charlen > 0 ? charlen : 1;
+}
+
 #define MODULE_ALIAS_NLS(name)	MODULE_ALIAS("nls_" __stringify(name))
 
 #endif /* _LINUX_NLS_H */
diff --git a/include/linux/of_platform.h b/include/linux/of_platform.h
index 3d327b67d7e2..908406651330 100644
--- a/include/linux/of_platform.h
+++ b/include/linux/of_platform.h
@@ -51,6 +51,16 @@ extern int of_register_driver(struct of_platform_driver *drv,
 			      struct bus_type *bus);
 extern void of_unregister_driver(struct of_platform_driver *drv);
 
+/* Platform drivers register/unregister */
+static inline int of_register_platform_driver(struct of_platform_driver *drv)
+{
+	return of_register_driver(drv, &of_platform_bus_type);
+}
+static inline void of_unregister_platform_driver(struct of_platform_driver *drv)
+{
+	of_unregister_driver(drv);
+}
+
 #include <asm/of_platform.h>
 
 extern struct of_device *of_find_device_by_node(struct device_node *np);
diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h
index 72736fd8223c..b67bb5d7b221 100644
--- a/include/linux/platform_device.h
+++ b/include/linux/platform_device.h
@@ -20,7 +20,6 @@ struct platform_device {
 	struct device	dev;
 	u32		num_resources;
 	struct resource	* resource;
-	void		*platform_data;
 
 	struct platform_device_id	*id_entry;
 };
diff --git a/include/linux/reiserfs_fs_sb.h b/include/linux/reiserfs_fs_sb.h
index 6b361d23a499..6473650c28f1 100644
--- a/include/linux/reiserfs_fs_sb.h
+++ b/include/linux/reiserfs_fs_sb.h
@@ -402,7 +402,7 @@ struct reiserfs_sb_info {
 	int reserved_blocks;	/* amount of blocks reserved for further allocations */
 	spinlock_t bitmap_lock;	/* this lock on now only used to protect reserved_blocks variable */
 	struct dentry *priv_root;	/* root of /.reiserfs_priv */
-	struct dentry *xattr_root;	/* root of /.reiserfs_priv/.xa */
+	struct dentry *xattr_root;	/* root of /.reiserfs_priv/xattrs */
 	int j_errno;
 #ifdef CONFIG_QUOTA
 	char *s_qf_names[MAXQUOTAS];
@@ -488,7 +488,6 @@ enum reiserfs_mount_options {
 #define reiserfs_data_log(s) (REISERFS_SB(s)->s_mount_opt & (1 << REISERFS_DATA_LOG))
 #define reiserfs_data_ordered(s) (REISERFS_SB(s)->s_mount_opt & (1 << REISERFS_DATA_ORDERED))
 #define reiserfs_data_writeback(s) (REISERFS_SB(s)->s_mount_opt & (1 << REISERFS_DATA_WRITEBACK))
-#define reiserfs_xattrs(s) ((s)->s_xattr != NULL)
 #define reiserfs_xattrs_user(s) (REISERFS_SB(s)->s_mount_opt & (1 << REISERFS_XATTRS_USER))
 #define reiserfs_posixacl(s) (REISERFS_SB(s)->s_mount_opt & (1 << REISERFS_POSIXACL))
 #define reiserfs_xattrs_optional(s) (reiserfs_xattrs_user(s) || reiserfs_posixacl(s))
diff --git a/include/linux/reiserfs_xattr.h b/include/linux/reiserfs_xattr.h
index dcae01e63e40..cdedc01036e4 100644
--- a/include/linux/reiserfs_xattr.h
+++ b/include/linux/reiserfs_xattr.h
@@ -38,6 +38,7 @@ struct nameidata;
 int reiserfs_xattr_register_handlers(void) __init;
 void reiserfs_xattr_unregister_handlers(void);
 int reiserfs_xattr_init(struct super_block *sb, int mount_flags);
+int reiserfs_lookup_privroot(struct super_block *sb);
 int reiserfs_delete_xattrs(struct inode *inode);
 int reiserfs_chown_xattrs(struct inode *inode, struct iattr *attrs);
 
@@ -97,7 +98,7 @@ static inline size_t reiserfs_xattr_jcreate_nblocks(struct inode *inode)
 
 	if ((REISERFS_I(inode)->i_flags & i_has_xattr_dir) == 0) {
 		nblocks += JOURNAL_BLOCKS_PER_OBJECT(inode->i_sb);
-		if (REISERFS_SB(inode->i_sb)->xattr_root == NULL)
+		if (!REISERFS_SB(inode->i_sb)->xattr_root->d_inode)
 			nblocks += JOURNAL_BLOCKS_PER_OBJECT(inode->i_sb);
 	}
 
diff --git a/include/linux/romfs_fs.h b/include/linux/romfs_fs.h
index e20bbf9eb365..c490fbc43fe2 100644
--- a/include/linux/romfs_fs.h
+++ b/include/linux/romfs_fs.h
@@ -53,9 +53,4 @@ struct romfs_inode {
 #define ROMFH_PAD (ROMFH_SIZE-1)
 #define ROMFH_MASK (~ROMFH_PAD)
 
-#ifdef __KERNEL__
-
-/* Not much now */
-
-#endif /* __KERNEL__ */
 #endif
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index 1758d9f5b5c3..08afe43118f4 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -261,6 +261,7 @@ void			xprt_conditional_disconnect(struct rpc_xprt *xprt, unsigned int cookie);
 #define XPRT_BINDING		(5)
 #define XPRT_CLOSING		(6)
 #define XPRT_CONNECTION_ABORT	(7)
+#define XPRT_CONNECTION_CLOSE	(8)
 
 static inline void xprt_set_connected(struct rpc_xprt *xprt)
 {
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 677d159fe5f4..79faae950e2e 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -434,6 +434,7 @@ asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
 asmlinkage long sys_fcntl64(unsigned int fd,
 				unsigned int cmd, unsigned long arg);
 #endif
+asmlinkage long sys_pipe2(int __user *fildes, int flags);
 asmlinkage long sys_dup(unsigned int fildes);
 asmlinkage long sys_dup2(unsigned int oldfd, unsigned int newfd);
 asmlinkage long sys_dup3(unsigned int oldfd, unsigned int newfd, int flags);
diff --git a/include/linux/usb/cdc.h b/include/linux/usb/cdc.h
index 3c86ed25a04c..c24124a42ce5 100644
--- a/include/linux/usb/cdc.h
+++ b/include/linux/usb/cdc.h
@@ -17,6 +17,7 @@
 #define USB_CDC_SUBCLASS_DMM			0x09
 #define USB_CDC_SUBCLASS_MDLM			0x0a
 #define USB_CDC_SUBCLASS_OBEX			0x0b
+#define USB_CDC_SUBCLASS_EEM			0x0c
 
 #define USB_CDC_PROTO_NONE			0
 
@@ -28,6 +29,8 @@
 #define USB_CDC_ACM_PROTO_AT_CDMA		6
 #define USB_CDC_ACM_PROTO_VENDOR		0xff
 
+#define USB_CDC_PROTO_EEM			7
+
 /*-------------------------------------------------------------------------*/
 
 /*
diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h
index 242348bb3766..cec79adbe3ea 100644
--- a/include/linux/virtio_net.h
+++ b/include/linux/virtio_net.h
@@ -4,6 +4,7 @@
  * compatible drivers/servers. */
 #include <linux/types.h>
 #include <linux/virtio_config.h>
+#include <linux/if_ether.h>
 
 /* The ID for virtio_net */
 #define VIRTIO_ID_NET	1
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index 9c1ed1fb6ddb..93445477f86a 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -168,8 +168,6 @@ void writeback_set_ratelimit(void);
 /* pdflush.c */
 extern int nr_pdflush_threads;	/* Global so it can be exported to sysctl
 				   read-only. */
-extern int nr_pdflush_threads_max; /* Global so it can be exported to sysctl */
-extern int nr_pdflush_threads_min; /* Global so it can be exported to sysctl */
 
 
 #endif		/* WRITEBACK_H */
diff --git a/include/net/9p/client.h b/include/net/9p/client.h
index 4012e07162e5..e26812274b75 100644
--- a/include/net/9p/client.h
+++ b/include/net/9p/client.h
@@ -98,7 +98,6 @@ enum p9_req_status_t {
 struct p9_req_t {
 	int status;
 	int t_err;
-	u16 flush_tag;
 	wait_queue_head_t *wq;
 	struct p9_fcall *tc;
 	struct p9_fcall *rc;
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index be5bd713d2c9..73aead222b32 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -457,6 +457,7 @@ int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count);
 
 int hci_register_sysfs(struct hci_dev *hdev);
 void hci_unregister_sysfs(struct hci_dev *hdev);
+void hci_conn_init_sysfs(struct hci_conn *conn);
 void hci_conn_add_sysfs(struct hci_conn *conn);
 void hci_conn_del_sysfs(struct hci_conn *conn);
 
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 1b94b9bfe2dc..646dbe3962ea 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -41,6 +41,7 @@
 #include <net/ip.h>
 #include <net/tcp_states.h>
 #include <net/inet_ecn.h>
+#include <net/dst.h>
 
 #include <linux/seq_file.h>
 
@@ -530,6 +531,17 @@ static inline void tcp_fast_path_check(struct sock *sk)
 		tcp_fast_path_on(tp);
 }
 
+/* Compute the actual rto_min value */
+static inline u32 tcp_rto_min(struct sock *sk)
+{
+	struct dst_entry *dst = __sk_dst_get(sk);
+	u32 rto_min = TCP_RTO_MIN;
+
+	if (dst && dst_metric_locked(dst, RTAX_RTO_MIN))
+		rto_min = dst_metric_rtt(dst, RTAX_RTO_MIN);
+	return rto_min;
+}
+
 /* Compute the actual receive window we are currently advertising.
  * Rcv_nxt can be after the window if our peer push more data
  * than the offered window.
@@ -895,7 +907,7 @@ static inline int tcp_prequeue(struct sock *sk, struct sk_buff *skb)
 			wake_up_interruptible(sk->sk_sleep);
 			if (!inet_csk_ack_scheduled(sk))
 				inet_csk_reset_xmit_timer(sk, ICSK_TIME_DACK,
-						          (3 * TCP_RTO_MIN) / 4,
+						          (3 * tcp_rto_min(sk)) / 4,
 							  TCP_RTO_MAX);
 		}
 		return 1;
diff --git a/include/scsi/fc/fc_fs.h b/include/scsi/fc/fc_fs.h
index 1b7af3a64c7c..ac4cd38c860e 100644
--- a/include/scsi/fc/fc_fs.h
+++ b/include/scsi/fc/fc_fs.h
@@ -149,6 +149,7 @@ enum fc_rctl {
  * Well-known fabric addresses.
  */
 enum fc_well_known_fid {
+	FC_FID_NONE =           0x000000,       /* No destination */
 	FC_FID_BCAST =		0xffffff,	/* broadcast */
 	FC_FID_FLOGI =		0xfffffe,	/* fabric login */
 	FC_FID_FCTRL =		0xfffffd,	/* fabric controller */
diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h
index 0303a6a098cc..45f9cc642c46 100644
--- a/include/scsi/libfc.h
+++ b/include/scsi/libfc.h
@@ -637,6 +637,7 @@ struct fc_disc {
 			      enum fc_disc_event);
 
 	struct list_head	 rports;
+	struct list_head	 rogue_rports;
 	struct fc_lport		*lport;
 	struct mutex		disc_mutex;
 	struct fc_gpn_ft_resp	partial_buf;	/* partial name buffer */
diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h
index 7ffaed2f94dd..0289f5745fb9 100644
--- a/include/scsi/libiscsi.h
+++ b/include/scsi/libiscsi.h
@@ -36,6 +36,7 @@ struct scsi_transport_template;
 struct scsi_host_template;
 struct scsi_device;
 struct Scsi_Host;
+struct scsi_target;
 struct scsi_cmnd;
 struct socket;
 struct iscsi_transport;
@@ -350,6 +351,7 @@ extern struct Scsi_Host *iscsi_host_alloc(struct scsi_host_template *sht,
 					  bool xmit_can_sleep);
 extern void iscsi_host_remove(struct Scsi_Host *shost);
 extern void iscsi_host_free(struct Scsi_Host *shost);
+extern int iscsi_target_alloc(struct scsi_target *starget);
 
 /*
  * session management
diff --git a/include/scsi/osd_protocol.h b/include/scsi/osd_protocol.h
index cd3cbf764650..62b2ab8c69d4 100644
--- a/include/scsi/osd_protocol.h
+++ b/include/scsi/osd_protocol.h
@@ -24,17 +24,18 @@ enum {
 	OSDv1_ADDITIONAL_CDB_LENGTH = 192,
 	OSDv1_TOTAL_CDB_LEN = OSDv1_ADDITIONAL_CDB_LENGTH + 8,
 	OSDv1_CAP_LEN = 80,
+
 	/* Latest supported version */
-/* 	OSD_ADDITIONAL_CDB_LENGTH = 216,*/
+	OSDv2_ADDITIONAL_CDB_LENGTH = 228,
 	OSD_ADDITIONAL_CDB_LENGTH =
-		OSDv1_ADDITIONAL_CDB_LENGTH, /* FIXME: Pete rev-001 sup */
+		OSDv2_ADDITIONAL_CDB_LENGTH,
 	OSD_TOTAL_CDB_LEN = OSD_ADDITIONAL_CDB_LENGTH + 8,
-/* 	OSD_CAP_LEN = 104,*/
-	OSD_CAP_LEN = OSDv1_CAP_LEN,/* FIXME: Pete rev-001 sup */
+	OSD_CAP_LEN = 104,
 
 	OSD_SYSTEMID_LEN = 20,
-	OSD_CRYPTO_KEYID_SIZE = 20,
-	/*FIXME: OSDv2_CRYPTO_KEYID_SIZE = 32,*/
+	OSDv1_CRYPTO_KEYID_SIZE = 20,
+	OSDv2_CRYPTO_KEYID_SIZE = 32,
+	OSD_CRYPTO_KEYID_SIZE = OSDv2_CRYPTO_KEYID_SIZE,
 	OSD_CRYPTO_SEED_SIZE = 4,
 	OSD_CRYPTO_NONCE_SIZE = 12,
 	OSD_MAX_SENSE_LEN = 252, /* from SPC-3 */
@@ -164,7 +165,11 @@ struct osd_cdb_head {
 			/* called allocation_length in some commands */
 /*32*/			__be64	length;
 /*40*/			__be64	start_address;
-/*48*/			__be32 list_identifier;/* Rarely used */
+			union {
+/*48*/				__be32 list_identifier;/* Rarely used */
+				/* OSD2r05 5.2.5 CDB continuation length */
+/*48*/				__be32 cdb_continuation_length;
+			};
 		} __packed v2;
 	};
 /*52*/	union { /* selected attributes mode Page/List/Single */
@@ -204,29 +209,40 @@ struct osd_cdb_head {
 /*80*/
 
 /*160 v1*/
-/*184 v2*/
-struct osd_security_parameters {
-/*160*/u8	integrity_check_value[OSD_CRYPTO_KEYID_SIZE];
+struct osdv1_security_parameters {
+/*160*/u8	integrity_check_value[OSDv1_CRYPTO_KEYID_SIZE];
 /*180*/u8	request_nonce[OSD_CRYPTO_NONCE_SIZE];
 /*192*/osd_cdb_offset	data_in_integrity_check_offset;
 /*196*/osd_cdb_offset	data_out_integrity_check_offset;
 } __packed;
 /*200 v1*/
-/*224 v2*/
 
-/* FIXME: osdv2_security_parameters */
+/*184 v2*/
+struct osdv2_security_parameters {
+/*184*/u8	integrity_check_value[OSDv2_CRYPTO_KEYID_SIZE];
+/*216*/u8	request_nonce[OSD_CRYPTO_NONCE_SIZE];
+/*228*/osd_cdb_offset	data_in_integrity_check_offset;
+/*232*/osd_cdb_offset	data_out_integrity_check_offset;
+} __packed;
+/*236 v2*/
+
+struct osd_security_parameters {
+	union {
+		struct osdv1_security_parameters v1;
+		struct osdv2_security_parameters v2;
+	};
+};
 
 struct osdv1_cdb {
 	struct osd_cdb_head h;
 	u8 caps[OSDv1_CAP_LEN];
-	struct osd_security_parameters sec_params;
+	struct osdv1_security_parameters sec_params;
 } __packed;
 
 struct osdv2_cdb {
 	struct osd_cdb_head h;
 	u8 caps[OSD_CAP_LEN];
-	struct osd_security_parameters sec_params;
-	/* FIXME: osdv2_security_parameters */
+	struct osdv2_security_parameters sec_params;
 } __packed;
 
 struct osd_cdb {
@@ -301,14 +317,25 @@ struct osd_attributes_list_attrid {
 } __packed;
 
 /*
+ * NOTE: v1: is not aligned.
+ */
+struct osdv1_attributes_list_element {
+	__be32 attr_page;
+	__be32 attr_id;
+	__be16 attr_bytes; /* valid bytes at attr_val without padding */
+	u8 attr_val[0];
+} __packed;
+
+/*
  * osd2r03: 7.1.3.3 List entry format for retrieved attributes and
  *                  for setting attributes
- * NOTE: v2 is 8-bytes aligned, v1 is not aligned.
+ * NOTE: v2 is 8-bytes aligned
  */
-struct osd_attributes_list_element {
+struct osdv2_attributes_list_element {
 	__be32 attr_page;
 	__be32 attr_id;
-	__be16 attr_bytes;
+	u8 reserved[6];
+	__be16 attr_bytes; /* valid bytes at attr_val without padding */
 	u8 attr_val[0];
 } __packed;
 
@@ -324,13 +351,13 @@ enum {
 
 static inline unsigned osdv1_attr_list_elem_size(unsigned len)
 {
-	return ALIGN(len + sizeof(struct osd_attributes_list_element),
+	return ALIGN(len + sizeof(struct osdv1_attributes_list_element),
 		     OSDv1_ATTRIBUTES_ELEM_ALIGN);
 }
 
 static inline unsigned osdv2_attr_list_elem_size(unsigned len)
 {
-	return ALIGN(len + sizeof(struct osd_attributes_list_element),
+	return ALIGN(len + sizeof(struct osdv2_attributes_list_element),
 		     OSD_ATTRIBUTES_ELEM_ALIGN);
 }
 
@@ -419,15 +446,35 @@ struct osd_data_out_integrity_info {
 	__be64 data_bytes;
 	__be64 set_attributes_bytes;
 	__be64 get_attributes_bytes;
-	__be64 integrity_check_value;
+	__u8 integrity_check_value[OSD_CRYPTO_KEYID_SIZE];
 } __packed;
 
+/* Same osd_data_out_integrity_info is used for OSD2/OSD1. The only difference
+ * Is the sizeof the structure since in OSD1 the last array is smaller. Use
+ * below for version independent handling of this structure
+ */
+static inline int osd_data_out_integrity_info_sizeof(bool is_ver1)
+{
+	return sizeof(struct osd_data_out_integrity_info) -
+		(is_ver1 * (OSDv2_CRYPTO_KEYID_SIZE - OSDv1_CRYPTO_KEYID_SIZE));
+}
+
 struct osd_data_in_integrity_info {
 	__be64 data_bytes;
 	__be64 retrieved_attributes_bytes;
-	__be64 integrity_check_value;
+	__u8 integrity_check_value[OSD_CRYPTO_KEYID_SIZE];
 } __packed;
 
+/* Same osd_data_in_integrity_info is used for OSD2/OSD1. The only difference
+ * Is the sizeof the structure since in OSD1 the last array is smaller. Use
+ * below for version independent handling of this structure
+ */
+static inline int osd_data_in_integrity_info_sizeof(bool is_ver1)
+{
+	return sizeof(struct osd_data_in_integrity_info) -
+		(is_ver1 * (OSDv2_CRYPTO_KEYID_SIZE - OSDv1_CRYPTO_KEYID_SIZE));
+}
+
 struct osd_timestamp {
 	u8 time[6]; /* number of milliseconds since 1/1/1970 UT (big endian) */
 } __packed;
@@ -477,7 +524,7 @@ enum osd_capability_bit_masks {
 
 	OSD_SEC_CAP_NONE1	= BIT(8),
 	OSD_SEC_CAP_NONE2	= BIT(9),
-	OSD_SEC_CAP_NONE3	= BIT(10),
+	OSD_SEC_GBL_REM 	= BIT(10), /*v2 only*/
 	OSD_SEC_CAP_QUERY	= BIT(11), /*v2 only*/
 	OSD_SEC_CAP_M_OBJECT	= BIT(12), /*v2 only*/
 	OSD_SEC_CAP_POL_SEC	= BIT(13),
@@ -552,8 +599,7 @@ struct osdv1_capability {
 
 struct osd_capability {
 	struct osd_capability_head h;
-/* 	struct osd_cap_object_descriptor od;*/
-	struct osdv1_cap_object_descriptor od; /* FIXME: Pete rev-001 sup */
+	struct osd_cap_object_descriptor od;
 } __packed;
 
 /**
diff --git a/include/sound/version.h b/include/sound/version.h
index a7e74e23ad2e..456f1359e1c0 100644
--- a/include/sound/version.h
+++ b/include/sound/version.h
@@ -1,3 +1,3 @@
 /* include/version.h */
-#define CONFIG_SND_VERSION "1.0.19"
+#define CONFIG_SND_VERSION "1.0.20"
 #define CONFIG_SND_DATE ""