Merge branch 'fixes-2.6.39' into for-2.6.40

69 files changed, 1477 insertions, 402 deletions

diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index c2c9ba032d46..f2d2faf4d9ae 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -165,10 +165,36 @@ extern void warn_slowpath_null(const char *file, const int line);
 #define WARN_ON_RATELIMIT(condition, state)			\
 		WARN_ON((condition) && __ratelimit(state))
 
+/*
+ * WARN_ON_SMP() is for cases that the warning is either
+ * meaningless for !SMP or may even cause failures.
+ * This is usually used for cases that we have
+ * WARN_ON(!spin_is_locked(&lock)) checks, as spin_is_locked()
+ * returns 0 for uniprocessor settings.
+ * It can also be used with values that are only defined
+ * on SMP:
+ *
+ * struct foo {
+ *  [...]
+ * #ifdef CONFIG_SMP
+ *	int bar;
+ * #endif
+ * };
+ *
+ * void func(struct foo *zoot)
+ * {
+ *	WARN_ON_SMP(!zoot->bar);
+ *
+ * For CONFIG_SMP, WARN_ON_SMP() should act the same as WARN_ON(),
+ * and should be a nop and return false for uniprocessor.
+ *
+ * if (WARN_ON_SMP(x)) returns true only when CONFIG_SMP is set
+ * and x is true.
+ */
 #ifdef CONFIG_SMP
 # define WARN_ON_SMP(x)			WARN_ON(x)
 #else
-# define WARN_ON_SMP(x)			do { } while (0)
+# define WARN_ON_SMP(x)			({0;})
 #endif
 
 #endif
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index f301cea5ca2d..ebdaafa866a7 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -688,6 +688,28 @@
 	}
 
 /**
+ * PERCPU_INPUT - the percpu input sections
+ * @cacheline: cacheline size
+ *
+ * The core percpu section names and core symbols which do not rely
+ * directly upon load addresses.
+ *
+ * @cacheline is used to align subsections to avoid false cacheline
+ * sharing between subsections for different purposes.
+ */
+#define PERCPU_INPUT(cacheline)						\
+	VMLINUX_SYMBOL(__per_cpu_start) = .;				\
+	*(.data..percpu..first)						\
+	. = ALIGN(PAGE_SIZE);						\
+	*(.data..percpu..page_aligned)					\
+	. = ALIGN(cacheline);						\
+	*(.data..percpu..readmostly)					\
+	. = ALIGN(cacheline);						\
+	*(.data..percpu)						\
+	*(.data..percpu..shared_aligned)				\
+	VMLINUX_SYMBOL(__per_cpu_end) = .;
+
+/**
  * PERCPU_VADDR - define output section for percpu area
  * @cacheline: cacheline size
  * @vaddr: explicit base address (optional)
@@ -715,16 +737,7 @@
 	VMLINUX_SYMBOL(__per_cpu_load) = .;				\
 	.data..percpu vaddr : AT(VMLINUX_SYMBOL(__per_cpu_load)		\
 				- LOAD_OFFSET) {			\
-		VMLINUX_SYMBOL(__per_cpu_start) = .;			\
-		*(.data..percpu..first)					\
-		. = ALIGN(PAGE_SIZE);					\
-		*(.data..percpu..page_aligned)				\
-		. = ALIGN(cacheline);					\
-		*(.data..percpu..readmostly)				\
-		. = ALIGN(cacheline);					\
-		*(.data..percpu)					\
-		*(.data..percpu..shared_aligned)			\
-		VMLINUX_SYMBOL(__per_cpu_end) = .;			\
+		PERCPU_INPUT(cacheline)					\
 	} phdr								\
 	. = VMLINUX_SYMBOL(__per_cpu_load) + SIZEOF(.data..percpu);
 
@@ -744,16 +757,7 @@
 	. = ALIGN(PAGE_SIZE);						\
 	.data..percpu	: AT(ADDR(.data..percpu) - LOAD_OFFSET) {	\
 		VMLINUX_SYMBOL(__per_cpu_load) = .;			\
-		VMLINUX_SYMBOL(__per_cpu_start) = .;			\
-		*(.data..percpu..first)					\
-		. = ALIGN(PAGE_SIZE);					\
-		*(.data..percpu..page_aligned)				\
-		. = ALIGN(cacheline);					\
-		*(.data..percpu..readmostly)				\
-		. = ALIGN(cacheline);					\
-		*(.data..percpu)					\
-		*(.data..percpu..shared_aligned)			\
-		VMLINUX_SYMBOL(__per_cpu_end) = .;			\
+		PERCPU_INPUT(cacheline)					\
 	}
 
 
diff --git a/include/drm/drm.h b/include/drm/drm.h
index 9ac431396176..4be33b4ca2f8 100644
--- a/include/drm/drm.h
+++ b/include/drm/drm.h
@@ -463,12 +463,15 @@ struct drm_irq_busid {
 enum drm_vblank_seq_type {
 	_DRM_VBLANK_ABSOLUTE = 0x0,	/**< Wait for specific vblank sequence number */
 	_DRM_VBLANK_RELATIVE = 0x1,	/**< Wait for given number of vblanks */
+	/* bits 1-6 are reserved for high crtcs */
+	_DRM_VBLANK_HIGH_CRTC_MASK = 0x0000003e,
 	_DRM_VBLANK_EVENT = 0x4000000,   /**< Send event instead of blocking */
 	_DRM_VBLANK_FLIP = 0x8000000,   /**< Scheduled buffer swap should flip */
 	_DRM_VBLANK_NEXTONMISS = 0x10000000,	/**< If missed, wait for next vblank */
 	_DRM_VBLANK_SECONDARY = 0x20000000,	/**< Secondary display controller */
 	_DRM_VBLANK_SIGNAL = 0x40000000	/**< Send signal instead of blocking, unsupported */
 };
+#define _DRM_VBLANK_HIGH_CRTC_SHIFT 1
 
 #define _DRM_VBLANK_TYPES_MASK (_DRM_VBLANK_ABSOLUTE | _DRM_VBLANK_RELATIVE)
 #define _DRM_VBLANK_FLAGS_MASK (_DRM_VBLANK_EVENT | _DRM_VBLANK_SIGNAL | \
@@ -753,6 +756,7 @@ struct drm_event_vblank {
 };
 
 #define DRM_CAP_DUMB_BUFFER 0x1
+#define DRM_CAP_VBLANK_HIGH_CRTC 0x2
 
 /* typedef area */
 #ifndef __KERNEL__
diff --git a/include/linux/bch.h b/include/linux/bch.h
new file mode 100644
index 000000000000..295b4ef153bb
--- /dev/null
+++ b/include/linux/bch.h
@@ -0,0 +1,79 @@
+/*
+ * Generic binary BCH encoding/decoding library
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 51
+ * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Copyright © 2011 Parrot S.A.
+ *
+ * Author: Ivan Djelic <ivan.djelic@parrot.com>
+ *
+ * Description:
+ *
+ * This library provides runtime configurable encoding/decoding of binary
+ * Bose-Chaudhuri-Hocquenghem (BCH) codes.
+*/
+#ifndef _BCH_H
+#define _BCH_H
+
+#include <linux/types.h>
+
+/**
+ * struct bch_control - BCH control structure
+ * @m:          Galois field order
+ * @n:          maximum codeword size in bits (= 2^m-1)
+ * @t:          error correction capability in bits
+ * @ecc_bits:   ecc exact size in bits, i.e. generator polynomial degree (<=m*t)
+ * @ecc_bytes:  ecc max size (m*t bits) in bytes
+ * @a_pow_tab:  Galois field GF(2^m) exponentiation lookup table
+ * @a_log_tab:  Galois field GF(2^m) log lookup table
+ * @mod8_tab:   remainder generator polynomial lookup tables
+ * @ecc_buf:    ecc parity words buffer
+ * @ecc_buf2:   ecc parity words buffer
+ * @xi_tab:     GF(2^m) base for solving degree 2 polynomial roots
+ * @syn:        syndrome buffer
+ * @cache:      log-based polynomial representation buffer
+ * @elp:        error locator polynomial
+ * @poly_2t:    temporary polynomials of degree 2t
+ */
+struct bch_control {
+	unsigned int    m;
+	unsigned int    n;
+	unsigned int    t;
+	unsigned int    ecc_bits;
+	unsigned int    ecc_bytes;
+/* private: */
+	uint16_t       *a_pow_tab;
+	uint16_t       *a_log_tab;
+	uint32_t       *mod8_tab;
+	uint32_t       *ecc_buf;
+	uint32_t       *ecc_buf2;
+	unsigned int   *xi_tab;
+	unsigned int   *syn;
+	int            *cache;
+	struct gf_poly *elp;
+	struct gf_poly *poly_2t[4];
+};
+
+struct bch_control *init_bch(int m, int t, unsigned int prim_poly);
+
+void free_bch(struct bch_control *bch);
+
+void encode_bch(struct bch_control *bch, const uint8_t *data,
+		unsigned int len, uint8_t *ecc);
+
+int decode_bch(struct bch_control *bch, const uint8_t *data, unsigned int len,
+	       const uint8_t *recv_ecc, const uint8_t *calc_ecc,
+	       const unsigned int *syn, unsigned int *errloc);
+
+#endif /* _BCH_H */
diff --git a/include/linux/davinci_emac.h b/include/linux/davinci_emac.h
index 5dd428532f79..542888504994 100644
--- a/include/linux/davinci_emac.h
+++ b/include/linux/davinci_emac.h
@@ -36,6 +36,7 @@ struct emac_platform_data {
 
 	u8 rmii_en;
 	u8 version;
+	bool no_bd_ram;
 	void (*interrupt_enable) (void);
 	void (*interrupt_disable) (void);
 };
diff --git a/include/linux/device.h b/include/linux/device.h
index 144ec135875f..ab8dfc095709 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -633,8 +633,12 @@ static inline int devtmpfs_mount(const char *mountpoint) { return 0; }
 /* drivers/base/power/shutdown.c */
 extern void device_shutdown(void);
 
+#ifndef CONFIG_ARCH_NO_SYSDEV_OPS
 /* drivers/base/sys.c */
 extern void sysdev_shutdown(void);
+#else
+static inline void sysdev_shutdown(void) { }
+#endif
 
 /* debugging and troubleshooting/diagnostic helpers. */
 extern const char *dev_driver_string(const struct device *dev);
diff --git a/include/linux/dm-ioctl.h b/include/linux/dm-ioctl.h
index 78bbf47bbb96..3708455ee6c3 100644
--- a/include/linux/dm-ioctl.h
+++ b/include/linux/dm-ioctl.h
@@ -267,9 +267,9 @@ enum {
 #define DM_DEV_SET_GEOMETRY	_IOWR(DM_IOCTL, DM_DEV_SET_GEOMETRY_CMD, struct dm_ioctl)
 
 #define DM_VERSION_MAJOR	4
-#define DM_VERSION_MINOR	19
-#define DM_VERSION_PATCHLEVEL	1
-#define DM_VERSION_EXTRA	"-ioctl (2011-01-07)"
+#define DM_VERSION_MINOR	20
+#define DM_VERSION_PATCHLEVEL	0
+#define DM_VERSION_EXTRA	"-ioctl (2011-02-02)"
 
 /* Status bits */
 #define DM_READONLY_FLAG	(1 << 0) /* In/Out */
@@ -328,4 +328,10 @@ enum {
  */
 #define DM_UUID_FLAG			(1 << 14) /* In */
 
+/*
+ * If set, all buffers are wiped after use. Use when sending
+ * or requesting sensitive data such as an encryption key.
+ */
+#define DM_SECURE_DATA_FLAG		(1 << 15) /* In */
+
 #endif				/* _LINUX_DM_IOCTL_H */
diff --git a/include/linux/drbd.h b/include/linux/drbd.h
index ef44c7a0638c..d18d673ebc78 100644
--- a/include/linux/drbd.h
+++ b/include/linux/drbd.h
@@ -53,10 +53,10 @@
 
 
 extern const char *drbd_buildtag(void);
-#define REL_VERSION "8.3.9"
+#define REL_VERSION "8.3.10"
 #define API_VERSION 88
 #define PRO_VERSION_MIN 86
-#define PRO_VERSION_MAX 95
+#define PRO_VERSION_MAX 96
 
 
 enum drbd_io_error_p {
@@ -96,8 +96,14 @@ enum drbd_on_no_data {
 	OND_SUSPEND_IO
 };
 
+enum drbd_on_congestion {
+	OC_BLOCK,
+	OC_PULL_AHEAD,
+	OC_DISCONNECT,
+};
+
 /* KEEP the order, do not delete or insert. Only append. */
-enum drbd_ret_codes {
+enum drbd_ret_code {
 	ERR_CODE_BASE		= 100,
 	NO_ERROR		= 101,
 	ERR_LOCAL_ADDR		= 102,
@@ -146,6 +152,9 @@ enum drbd_ret_codes {
 	ERR_PERM		= 152,
 	ERR_NEED_APV_93		= 153,
 	ERR_STONITH_AND_PROT_A  = 154,
+	ERR_CONG_NOT_PROTO_A	= 155,
+	ERR_PIC_AFTER_DEP	= 156,
+	ERR_PIC_PEER_DEP	= 157,
 
 	/* insert new ones above this line */
 	AFTER_LAST_ERR_CODE
@@ -199,6 +208,10 @@ enum drbd_conns {
 	C_VERIFY_T,
 	C_PAUSED_SYNC_S,
 	C_PAUSED_SYNC_T,
+
+	C_AHEAD,
+	C_BEHIND,
+
 	C_MASK = 31
 };
 
@@ -259,7 +272,7 @@ union drbd_state {
 	unsigned int i;
 };
 
-enum drbd_state_ret_codes {
+enum drbd_state_rv {
 	SS_CW_NO_NEED = 4,
 	SS_CW_SUCCESS = 3,
 	SS_NOTHING_TO_DO = 2,
@@ -290,7 +303,7 @@ enum drbd_state_ret_codes {
 extern const char *drbd_conn_str(enum drbd_conns);
 extern const char *drbd_role_str(enum drbd_role);
 extern const char *drbd_disk_str(enum drbd_disk_state);
-extern const char *drbd_set_st_err_str(enum drbd_state_ret_codes);
+extern const char *drbd_set_st_err_str(enum drbd_state_rv);
 
 #define SHARED_SECRET_MAX 64
 
diff --git a/include/linux/drbd_limits.h b/include/linux/drbd_limits.h
index 4ac33f34b77e..bb264a5732de 100644
--- a/include/linux/drbd_limits.h
+++ b/include/linux/drbd_limits.h
@@ -16,7 +16,8 @@
 #define DEBUG_RANGE_CHECK 0
 
 #define DRBD_MINOR_COUNT_MIN 1
-#define DRBD_MINOR_COUNT_MAX 255
+#define DRBD_MINOR_COUNT_MAX 256
+#define DRBD_MINOR_COUNT_DEF 32
 
 #define DRBD_DIALOG_REFRESH_MIN 0
 #define DRBD_DIALOG_REFRESH_MAX 600
@@ -129,6 +130,7 @@
 #define DRBD_AFTER_SB_2P_DEF ASB_DISCONNECT
 #define DRBD_RR_CONFLICT_DEF ASB_DISCONNECT
 #define DRBD_ON_NO_DATA_DEF OND_IO_ERROR
+#define DRBD_ON_CONGESTION_DEF OC_BLOCK
 
 #define DRBD_MAX_BIO_BVECS_MIN 0
 #define DRBD_MAX_BIO_BVECS_MAX 128
@@ -154,5 +156,13 @@
 #define DRBD_C_MIN_RATE_MAX     (4 << 20)
 #define DRBD_C_MIN_RATE_DEF     4096
 
+#define DRBD_CONG_FILL_MIN	0
+#define DRBD_CONG_FILL_MAX	(10<<21) /* 10GByte in sectors */
+#define DRBD_CONG_FILL_DEF	0
+
+#define DRBD_CONG_EXTENTS_MIN	DRBD_AL_EXTENTS_MIN
+#define DRBD_CONG_EXTENTS_MAX	DRBD_AL_EXTENTS_MAX
+#define DRBD_CONG_EXTENTS_DEF	DRBD_AL_EXTENTS_DEF
+
 #undef RANGE
 #endif
diff --git a/include/linux/drbd_nl.h b/include/linux/drbd_nl.h
index ade91107c9a5..ab6159e4fcf0 100644
--- a/include/linux/drbd_nl.h
+++ b/include/linux/drbd_nl.h
@@ -56,6 +56,9 @@ NL_PACKET(net_conf, 5,
 	NL_INTEGER(	39,	T_MAY_IGNORE,	rr_conflict)
 	NL_INTEGER(	40,	T_MAY_IGNORE,	ping_timeo)
 	NL_INTEGER(	67,	T_MAY_IGNORE,	rcvbuf_size)
+	NL_INTEGER(	81,	T_MAY_IGNORE,	on_congestion)
+	NL_INTEGER(	82,	T_MAY_IGNORE,	cong_fill)
+	NL_INTEGER(	83,	T_MAY_IGNORE,	cong_extents)
 	  /* 59 addr_family was available in GIT, never released */
 	NL_BIT(		60,	T_MANDATORY,	mind_af)
 	NL_BIT(		27,	T_MAY_IGNORE,	want_lose)
@@ -66,7 +69,9 @@ NL_PACKET(net_conf, 5,
 	NL_BIT(		70,	T_MANDATORY,	dry_run)
 )
 
-NL_PACKET(disconnect, 6, )
+NL_PACKET(disconnect, 6,
+	NL_BIT(		84,	T_MAY_IGNORE,	force)
+)
 
 NL_PACKET(resize, 7,
 	NL_INT64(		29,	T_MAY_IGNORE,	resize_size)
@@ -143,9 +148,13 @@ NL_PACKET(new_c_uuid, 26,
        NL_BIT(		63,	T_MANDATORY,	clear_bm)
 )
 
+#ifdef NL_RESPONSE
+NL_RESPONSE(return_code_only, 27)
+#endif
+
 #undef NL_PACKET
 #undef NL_INTEGER
 #undef NL_INT64
 #undef NL_BIT
 #undef NL_STRING
-
+#undef NL_RESPONSE
diff --git a/include/linux/drbd_tag_magic.h b/include/linux/drbd_tag_magic.h
index fcdff8410e99..f14a165e82dc 100644
--- a/include/linux/drbd_tag_magic.h
+++ b/include/linux/drbd_tag_magic.h
@@ -7,6 +7,7 @@
 /* declare packet_type enums */
 enum packet_types {
 #define NL_PACKET(name, number, fields) P_ ## name = number,
+#define NL_RESPONSE(name, number) P_ ## name = number,
 #define NL_INTEGER(pn, pr, member)
 #define NL_INT64(pn, pr, member)
 #define NL_BIT(pn, pr, member)
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index b297f288f6eb..ae757bcf1280 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -648,6 +648,9 @@ enum ethtool_sfeatures_retval_bits {
 
 #include <linux/rculist.h>
 
+/* needed by dev_disable_lro() */
+extern int __ethtool_set_flags(struct net_device *dev, u32 flags);
+
 struct ethtool_rx_ntuple_flow_spec_container {
 	struct ethtool_rx_ntuple_flow_spec fs;
 	struct list_head list;
diff --git a/include/linux/fs.h b/include/linux/fs.h
index ce7e18555197..b677bd77f2d6 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1636,7 +1636,7 @@ struct super_operations {
 };
 
 /*
- * Inode state bits.  Protected by inode_lock.
+ * Inode state bits.  Protected by inode->i_lock
  *
  * Three bits determine the dirty state of the inode, I_DIRTY_SYNC,
  * I_DIRTY_DATASYNC and I_DIRTY_PAGES.
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 1d3577f30d45..5d876c9b3a3d 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -28,6 +28,7 @@
 #include <asm/ptrace.h>
 #include <asm/irq_regs.h>
 
+struct seq_file;
 struct irq_desc;
 struct irq_data;
 typedef	void (*irq_flow_handler_t)(unsigned int irq,
@@ -270,6 +271,7 @@ static inline bool irqd_can_move_in_process_context(struct irq_data *d)
  * @irq_set_wake:	enable/disable power-management wake-on of an IRQ
  * @irq_bus_lock:	function to lock access to slow bus (i2c) chips
  * @irq_bus_sync_unlock:function to sync and unlock slow bus (i2c) chips
+ * @irq_print_chip:	optional to print special chip info in show_interrupts
  * @flags:		chip specific flags
  *
  * @release:		release function solely used by UML
@@ -317,6 +319,8 @@ struct irq_chip {
 	void		(*irq_bus_lock)(struct irq_data *data);
 	void		(*irq_bus_sync_unlock)(struct irq_data *data);
 
+	void		(*irq_print_chip)(struct irq_data *data, struct seq_file *p);
+
 	unsigned long	flags;
 
 	/* Currently used only by UML, might disappear one day.*/
diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index 00218371518b..15e6c3905f41 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -100,13 +100,6 @@ struct irq_desc {
 extern struct irq_desc irq_desc[NR_IRQS];
 #endif
 
-/* Will be removed once the last users in power and sh are gone */
-extern struct irq_desc *irq_to_desc_alloc_node(unsigned int irq, int node);
-static inline struct irq_desc *move_irq_desc(struct irq_desc *desc, int node)
-{
-	return desc;
-}
-
 #ifdef CONFIG_GENERIC_HARDIRQS
 
 static inline struct irq_data *irq_desc_get_irq_data(struct irq_desc *desc)
@@ -178,24 +171,52 @@ static inline int irq_has_action(unsigned int irq)
 	return desc->action != NULL;
 }
 
-#ifndef CONFIG_GENERIC_HARDIRQS_NO_COMPAT
-static inline int irq_balancing_disabled(unsigned int irq)
+/* caller has locked the irq_desc and both params are valid */
+static inline void __irq_set_handler_locked(unsigned int irq,
+					    irq_flow_handler_t handler)
 {
 	struct irq_desc *desc;
 
 	desc = irq_to_desc(irq);
-	return desc->status & IRQ_NO_BALANCING_MASK;
+	desc->handle_irq = handler;
 }
-#endif
 
 /* caller has locked the irq_desc and both params are valid */
+static inline void
+__irq_set_chip_handler_name_locked(unsigned int irq, struct irq_chip *chip,
+				   irq_flow_handler_t handler, const char *name)
+{
+	struct irq_desc *desc;
+
+	desc = irq_to_desc(irq);
+	irq_desc_get_irq_data(desc)->chip = chip;
+	desc->handle_irq = handler;
+	desc->name = name;
+}
+
+#ifndef CONFIG_GENERIC_HARDIRQS_NO_COMPAT
 static inline void __set_irq_handler_unlocked(int irq,
 					      irq_flow_handler_t handler)
 {
+	__irq_set_handler_locked(irq, handler);
+}
+
+static inline int irq_balancing_disabled(unsigned int irq)
+{
 	struct irq_desc *desc;
 
 	desc = irq_to_desc(irq);
-	desc->handle_irq = handler;
+	return desc->status & IRQ_NO_BALANCING_MASK;
+}
+#endif
+
+static inline void
+irq_set_lockdep_class(unsigned int irq, struct lock_class_key *class)
+{
+	struct irq_desc *desc = irq_to_desc(irq);
+
+	if (desc)
+		lockdep_set_class(&desc->lock, class);
 }
 
 #ifdef CONFIG_IRQ_PREFLOW_FASTEOI
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 27e79c27ba08..a32dcaec04e1 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -432,13 +432,35 @@ struct jbd2_journal_handle
 	int			h_err;
 
 	/* Flags [no locking] */
-	unsigned int	h_sync:		1;	/* sync-on-close */
-	unsigned int	h_jdata:	1;	/* force data journaling */
-	unsigned int	h_aborted:	1;	/* fatal error on handle */
+	unsigned int	h_sync:1;	/* sync-on-close */
+	unsigned int	h_jdata:1;	/* force data journaling */
+	unsigned int	h_aborted:1;	/* fatal error on handle */
+	unsigned int	h_cowing:1;	/* COWing block to snapshot */
+
+	/* Number of buffers requested by user:
+	 * (before adding the COW credits factor) */
+	unsigned int	h_base_credits:14;
+
+	/* Number of buffers the user is allowed to dirty:
+	 * (counts only buffers dirtied when !h_cowing) */
+	unsigned int	h_user_credits:14;
+
 
 #ifdef CONFIG_DEBUG_LOCK_ALLOC
 	struct lockdep_map	h_lockdep_map;
 #endif
+
+#ifdef CONFIG_JBD2_DEBUG
+	/* COW debugging counters: */
+	unsigned int h_cow_moved; /* blocks moved to snapshot */
+	unsigned int h_cow_copied; /* blocks copied to snapshot */
+	unsigned int h_cow_ok_jh; /* blocks already COWed during current
+				     transaction */
+	unsigned int h_cow_ok_bitmap; /* blocks not set in COW bitmap */
+	unsigned int h_cow_ok_mapped;/* blocks already mapped in snapshot */
+	unsigned int h_cow_bitmaps; /* COW bitmaps created */
+	unsigned int h_cow_excluded; /* blocks set in exclude bitmap */
+#endif
 };
 
 
diff --git a/include/linux/journal-head.h b/include/linux/journal-head.h
index 525aac3c97df..44e95d0a721f 100644
--- a/include/linux/journal-head.h
+++ b/include/linux/journal-head.h
@@ -41,6 +41,13 @@ struct journal_head {
 	unsigned b_modified;
 
 	/*
+	 * This feild tracks the last transaction id in which this buffer
+	 * has been cowed
+	 * [jbd_lock_bh_state()]
+	 */
+	unsigned b_cow_tid;
+
+	/*
 	 * Copy of the buffer data frozen for writing to the log.
 	 * [jbd_lock_bh_state()]
 	 */
diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h
index d8e9b3d1c23c..0df513b7a9f8 100644
--- a/include/linux/kallsyms.h
+++ b/include/linux/kallsyms.h
@@ -36,6 +36,7 @@ const char *kallsyms_lookup(unsigned long addr,
 
 /* Look up a kernel symbol and return it in a text buffer. */
 extern int sprint_symbol(char *buffer, unsigned long address);
+extern int sprint_backtrace(char *buffer, unsigned long address);
 
 /* Look up a kernel symbol and print it to the kernel messages. */
 extern void __print_symbol(const char *fmt, unsigned long address);
@@ -79,6 +80,12 @@ static inline int sprint_symbol(char *buffer, unsigned long addr)
 	return 0;
 }
 
+static inline int sprint_backtrace(char *buffer, unsigned long addr)
+{
+	*buffer = '\0';
+	return 0;
+}
+
 static inline int lookup_symbol_name(unsigned long addr, char *symname)
 {
 	return -ERANGE;
diff --git a/include/linux/leds.h b/include/linux/leds.h
index 383811d9af83..61e0340a4b77 100644
--- a/include/linux/leds.h
+++ b/include/linux/leds.h
@@ -145,6 +145,9 @@ extern void led_trigger_register_simple(const char *name,
 extern void led_trigger_unregister_simple(struct led_trigger *trigger);
 extern void led_trigger_event(struct led_trigger *trigger,
 				enum led_brightness event);
+extern void led_trigger_blink(struct led_trigger *trigger,
+			      unsigned long *delay_on,
+			      unsigned long *delay_off);
 
 #else
 
diff --git a/include/linux/mfd/ab8500.h b/include/linux/mfd/ab8500.h
index 56f8dea72152..6e4f77ef4d20 100644
--- a/include/linux/mfd/ab8500.h
+++ b/include/linux/mfd/ab8500.h
@@ -139,17 +139,23 @@ struct ab8500 {
 	u8 oldmask[AB8500_NUM_IRQ_REGS];
 };
 
+struct regulator_reg_init;
 struct regulator_init_data;
 
 /**
  * struct ab8500_platform_data - AB8500 platform data
  * @irq_base: start of AB8500 IRQs, AB8500_NR_IRQS will be used
  * @init: board-specific initialization after detection of ab8500
+ * @num_regulator_reg_init: number of regulator init registers
+ * @regulator_reg_init: regulator init registers
+ * @num_regulator: number of regulators
  * @regulator: machine-specific constraints for regulators
  */
 struct ab8500_platform_data {
 	int irq_base;
 	void (*init) (struct ab8500 *);
+	int num_regulator_reg_init;
+	struct ab8500_regulator_reg_init *regulator_reg_init;
 	int num_regulator;
 	struct regulator_init_data *regulator;
 };
diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h
index 1408bf8eed5f..ad1b19aa6508 100644
--- a/include/linux/mfd/core.h
+++ b/include/linux/mfd/core.h
@@ -63,6 +63,24 @@ extern int mfd_cell_enable(struct platform_device *pdev);
 extern int mfd_cell_disable(struct platform_device *pdev);
 
 /*
+ * "Clone" multiple platform devices for a single cell. This is to be used
+ * for devices that have multiple users of a cell.  For example, if an mfd
+ * driver wants the cell "foo" to be used by a GPIO driver, an MTD driver,
+ * and a platform driver, the following bit of code would be use after first
+ * calling mfd_add_devices():
+ *
+ * const char *fclones[] = { "foo-gpio", "foo-mtd" };
+ * err = mfd_clone_cells("foo", fclones, ARRAY_SIZE(fclones));
+ *
+ * Each driver (MTD, GPIO, and platform driver) would then register
+ * platform_drivers for "foo-mtd", "foo-gpio", and "foo", respectively.
+ * The cell's .enable/.disable hooks should be used to deal with hardware
+ * resource contention.
+ */
+extern int mfd_clone_cell(const char *cell, const char **clones,
+		size_t n_clones);
+
+/*
  * Given a platform device that's been created by mfd_add_devices(), fetch
  * the mfd_cell that created it.
  */
@@ -87,13 +105,4 @@ extern int mfd_add_devices(struct device *parent, int id,
 
 extern void mfd_remove_devices(struct device *parent);
 
-/*
- * For MFD drivers with clients sharing access to resources, these create
- * multiple platform devices per cell.  Contention handling must still be
- * handled via drivers (ie, with enable/disable hooks).
- */
-extern int mfd_shared_platform_driver_register(struct platform_driver *drv,
-		const char *cellname);
-extern void mfd_shared_platform_driver_unregister(struct platform_driver *drv);
-
 #endif
diff --git a/include/linux/mfd/max8997-private.h b/include/linux/mfd/max8997-private.h
index 93a9477e075f..69d1010e2e51 100644
--- a/include/linux/mfd/max8997-private.h
+++ b/include/linux/mfd/max8997-private.h
@@ -24,6 +24,8 @@
 
 #include <linux/i2c.h>
 
+#define MAX8997_REG_INVALID	(0xff)
+
 enum max8997_pmic_reg {
 	MAX8997_REG_PMIC_ID0	= 0x00,
 	MAX8997_REG_PMIC_ID1	= 0x01,
@@ -313,6 +315,7 @@ enum max8997_irq {
 #define MAX8997_REG_BUCK2DVS(x)	(MAX8997_REG_BUCK2DVS1 + (x) - 1)
 #define MAX8997_REG_BUCK5DVS(x)	(MAX8997_REG_BUCK5DVS1 + (x) - 1)
 
+#define MAX8997_NUM_GPIO	12
 struct max8997_dev {
 	struct device *dev;
 	struct i2c_client *i2c; /* 0xcc / PMIC, Battery Control, and FLASH */
@@ -324,11 +327,19 @@ struct max8997_dev {
 	int type;
 	struct platform_device *battery; /* battery control (not fuel gauge) */
 
+	int irq;
+	int ono;
+	int irq_base;
 	bool wakeup;
+	struct mutex irqlock;
+	int irq_masks_cur[MAX8997_IRQ_GROUP_NR];
+	int irq_masks_cache[MAX8997_IRQ_GROUP_NR];
 
 	/* For hibernation */
 	u8 reg_dump[MAX8997_REG_PMIC_END + MAX8997_MUIC_REG_END +
 		MAX8997_HAPTIC_REG_END];
+
+	bool gpio_status[MAX8997_NUM_GPIO];
 };
 
 enum max8997_types {
@@ -336,6 +347,10 @@ enum max8997_types {
 	TYPE_MAX8966,
 };
 
+extern int max8997_irq_init(struct max8997_dev *max8997);
+extern void max8997_irq_exit(struct max8997_dev *max8997);
+extern int max8997_irq_resume(struct max8997_dev *max8997);
+
 extern int max8997_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest);
 extern int max8997_bulk_read(struct i2c_client *i2c, u8 reg, int count,
 				u8 *buf);
@@ -344,4 +359,10 @@ extern int max8997_bulk_write(struct i2c_client *i2c, u8 reg, int count,
 				u8 *buf);
 extern int max8997_update_reg(struct i2c_client *i2c, u8 reg, u8 val, u8 mask);
 
+#define MAX8997_GPIO_INT_BOTH	(0x3 << 4)
+#define MAX8997_GPIO_INT_RISE	(0x2 << 4)
+#define MAX8997_GPIO_INT_FALL	(0x1 << 4)
+
+#define MAX8997_GPIO_INT_MASK	(0x3 << 4)
+#define MAX8997_GPIO_DATA_MASK	(0x1 << 2)
 #endif /*  __LINUX_MFD_MAX8997_PRIV_H */
diff --git a/include/linux/mfd/max8997.h b/include/linux/mfd/max8997.h
index cb671b3451bf..60931d089422 100644
--- a/include/linux/mfd/max8997.h
+++ b/include/linux/mfd/max8997.h
@@ -78,8 +78,11 @@ struct max8997_regulator_data {
 };
 
 struct max8997_platform_data {
-	bool wakeup;
-	/* IRQ: Not implemented */
+	/* IRQ */
+	int irq_base;
+	int ono;
+	int wakeup;
+
 	/* ---- PMIC ---- */
 	struct max8997_regulator_data *regulators;
 	int num_regulators;
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index 049214642036..8985768e2c0d 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -39,6 +39,11 @@
 
 #include <asm/atomic.h>
 
+#define MAX_MSIX_P_PORT		17
+#define MAX_MSIX		64
+#define MSIX_LEGACY_SZ		4
+#define MIN_MSIX_P_PORT		5
+
 enum {
 	MLX4_FLAG_MSI_X		= 1 << 0,
 	MLX4_FLAG_OLD_PORT_CMDS	= 1 << 1,
@@ -145,8 +150,10 @@ enum {
 };
 
 enum mlx4_protocol {
-	MLX4_PROTOCOL_IB,
-	MLX4_PROTOCOL_EN,
+	MLX4_PROT_IB_IPV6 = 0,
+	MLX4_PROT_ETH,
+	MLX4_PROT_IB_IPV4,
+	MLX4_PROT_FCOE
 };
 
 enum {
@@ -173,6 +180,12 @@ enum mlx4_special_vlan_idx {
 	MLX4_VLAN_REGULAR
 };
 
+enum mlx4_steer_type {
+	MLX4_MC_STEER = 0,
+	MLX4_UC_STEER,
+	MLX4_NUM_STEERS
+};
+
 enum {
 	MLX4_NUM_FEXCH          = 64 * 1024,
 };
@@ -223,6 +236,7 @@ struct mlx4_caps {
 	int			num_eqs;
 	int			reserved_eqs;
 	int			num_comp_vectors;
+	int			comp_pool;
 	int			num_mpts;
 	int			num_mtt_segs;
 	int			mtts_per_seg;
@@ -245,6 +259,9 @@ struct mlx4_caps {
 	u16			stat_rate_support;
 	int			udp_rss;
 	int			loopback_support;
+	int			vep_uc_steering;
+	int			vep_mc_steering;
+	int			wol;
 	u8			port_width_cap[MLX4_MAX_PORTS + 1];
 	int			max_gso_sz;
 	int                     reserved_qps_cnt[MLX4_NUM_QP_REGION];
@@ -334,6 +351,17 @@ struct mlx4_fmr {
 struct mlx4_uar {
 	unsigned long		pfn;
 	int			index;
+	struct list_head	bf_list;
+	unsigned		free_bf_bmap;
+	void __iomem	       *map;
+	void __iomem	       *bf_map;
+};
+
+struct mlx4_bf {
+	unsigned long		offset;
+	int			buf_size;
+	struct mlx4_uar	       *uar;
+	void __iomem	       *reg;
 };
 
 struct mlx4_cq {
@@ -415,7 +443,7 @@ struct mlx4_dev {
 	unsigned long		flags;
 	struct mlx4_caps	caps;
 	struct radix_tree_root	qp_table_tree;
-	u32			rev_id;
+	u8			rev_id;
 	char			board_id[MLX4_BOARD_ID_LEN];
 };
 
@@ -461,6 +489,8 @@ void mlx4_pd_free(struct mlx4_dev *dev, u32 pdn);
 
 int mlx4_uar_alloc(struct mlx4_dev *dev, struct mlx4_uar *uar);
 void mlx4_uar_free(struct mlx4_dev *dev, struct mlx4_uar *uar);
+int mlx4_bf_alloc(struct mlx4_dev *dev, struct mlx4_bf *bf);
+void mlx4_bf_free(struct mlx4_dev *dev, struct mlx4_bf *bf);
 
 int mlx4_mtt_init(struct mlx4_dev *dev, int npages, int page_shift,
 		  struct mlx4_mtt *mtt);
@@ -508,9 +538,15 @@ int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
 			  int block_mcast_loopback, enum mlx4_protocol protocol);
 int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
 			  enum mlx4_protocol protocol);
+int mlx4_multicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
+int mlx4_multicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
+int mlx4_unicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
+int mlx4_unicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
+int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, u64 mac, u64 clear, u8 mode);
 
-int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *index);
-void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, int index);
+int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn, u8 wrap);
+void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, int qpn);
+int mlx4_replace_mac(struct mlx4_dev *dev, u8 port, int qpn, u64 new_mac, u8 wrap);
 
 int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx);
 int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
@@ -526,5 +562,10 @@ void mlx4_fmr_unmap(struct mlx4_dev *dev, struct mlx4_fmr *fmr,
 int mlx4_fmr_free(struct mlx4_dev *dev, struct mlx4_fmr *fmr);
 int mlx4_SYNC_TPT(struct mlx4_dev *dev);
 int mlx4_test_interrupts(struct mlx4_dev *dev);
+int mlx4_assign_eq(struct mlx4_dev *dev, char* name , int* vector);
+void mlx4_release_eq(struct mlx4_dev *dev, int vec);
+
+int mlx4_wol_read(struct mlx4_dev *dev, u64 *config, int port);
+int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port);
 
 #endif /* MLX4_DEVICE_H */
diff --git a/include/linux/mlx4/qp.h b/include/linux/mlx4/qp.h
index 0eeb2a1a867c..9e9eb21056ca 100644
--- a/include/linux/mlx4/qp.h
+++ b/include/linux/mlx4/qp.h
@@ -303,6 +303,7 @@ struct mlx4_wqe_data_seg {
 
 enum {
 	MLX4_INLINE_ALIGN	= 64,
+	MLX4_INLINE_SEG		= 1 << 31,
 };
 
 struct mlx4_wqe_inline_seg {
diff --git a/include/linux/mm.h b/include/linux/mm.h
index f9535b2c9558..7606d7db96c9 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -861,7 +861,7 @@ extern void pagefault_out_of_memory(void);
 #define offset_in_page(p)	((unsigned long)(p) & ~PAGE_MASK)
 
 /*
- * Flags passed to __show_mem() and __show_free_areas() to suppress output in
+ * Flags passed to show_mem() and __show_free_areas() to suppress output in
  * various contexts.
  */
 #define SHOW_MEM_FILTER_NODES	(0x0001u)	/* filter disallowed nodes */
@@ -1360,8 +1360,7 @@ extern void setup_per_zone_wmarks(void);
 extern void calculate_zone_inactive_ratio(struct zone *zone);
 extern void mem_init(void);
 extern void __init mmap_init(void);
-extern void show_mem(void);
-extern void __show_mem(unsigned int flags);
+extern void show_mem(unsigned int flags);
 extern void si_meminfo(struct sysinfo * val);
 extern void si_meminfo_node(struct sysinfo *val, int nid);
 extern int after_bootmem;
diff --git a/include/linux/mtd/blktrans.h b/include/linux/mtd/blktrans.h
index 26529ebd59cc..1bbd9f289245 100644
--- a/include/linux/mtd/blktrans.h
+++ b/include/linux/mtd/blktrans.h
@@ -36,6 +36,7 @@ struct mtd_blktrans_dev {
 	struct mtd_info *mtd;
 	struct mutex lock;
 	int devnum;
+	bool bg_stop;
 	unsigned long size;
 	int readonly;
 	int open;
@@ -62,6 +63,7 @@ struct mtd_blktrans_ops {
 		     unsigned long block, char *buffer);
 	int (*discard)(struct mtd_blktrans_dev *dev,
 		       unsigned long block, unsigned nr_blocks);
+	void (*background)(struct mtd_blktrans_dev *dev);
 
 	/* Block layer ioctls */
 	int (*getgeo)(struct mtd_blktrans_dev *dev, struct hd_geometry *geo);
@@ -85,6 +87,7 @@ extern int register_mtd_blktrans(struct mtd_blktrans_ops *tr);
 extern int deregister_mtd_blktrans(struct mtd_blktrans_ops *tr);
 extern int add_mtd_blktrans_dev(struct mtd_blktrans_dev *dev);
 extern int del_mtd_blktrans_dev(struct mtd_blktrans_dev *dev);
+extern int mtd_blktrans_cease_background(struct mtd_blktrans_dev *dev);
 
 
 #endif /* __MTD_TRANS_H__ */
diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h
index a9baee6864af..0d823f2dd667 100644
--- a/include/linux/mtd/cfi.h
+++ b/include/linux/mtd/cfi.h
@@ -535,6 +535,7 @@ struct cfi_fixup {
 #define CFI_MFR_CONTINUATION	0x007F
 
 #define CFI_MFR_AMD		0x0001
+#define CFI_MFR_AMIC		0x0037
 #define CFI_MFR_ATMEL		0x001F
 #define CFI_MFR_EON		0x001C
 #define CFI_MFR_FUJITSU		0x0004
diff --git a/include/linux/mtd/latch-addr-flash.h b/include/linux/mtd/latch-addr-flash.h
new file mode 100644
index 000000000000..e94b8e128074
--- /dev/null
+++ b/include/linux/mtd/latch-addr-flash.h
@@ -0,0 +1,29 @@
+/*
+ * Interface for NOR flash driver whose high address lines are latched
+ *
+ * Copyright © 2008 MontaVista Software, Inc. <source@mvista.com>
+ *
+ * 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 __LATCH_ADDR_FLASH__
+#define __LATCH_ADDR_FLASH__
+
+struct map_info;
+struct mtd_partition;
+
+struct latch_addr_flash_data {
+	unsigned int		width;
+	unsigned int		size;
+
+	int			(*init)(void *data, int cs);
+	void			(*done)(void *data);
+	void			(*set_window)(unsigned long offset, void *data);
+	void			*data;
+
+	unsigned int		nr_parts;
+	struct mtd_partition	*parts;
+};
+
+#endif
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 1f489b247a29..ae67ef56a8f5 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -140,6 +140,7 @@ typedef enum {
 	NAND_ECC_HW,
 	NAND_ECC_HW_SYNDROME,
 	NAND_ECC_HW_OOB_FIRST,
+	NAND_ECC_SOFT_BCH,
 } nand_ecc_modes_t;
 
 /*
@@ -339,6 +340,7 @@ struct nand_hw_control {
  * @prepad:	padding information for syndrome based ecc generators
  * @postpad:	padding information for syndrome based ecc generators
  * @layout:	ECC layout control struct pointer
+ * @priv:	pointer to private ecc control data
  * @hwctl:	function to control hardware ecc generator. Must only
  *		be provided if an hardware ECC is available
  * @calculate:	function for ecc calculation or readback from ecc hardware
@@ -362,6 +364,7 @@ struct nand_ecc_ctrl {
 	int prepad;
 	int postpad;
 	struct nand_ecclayout	*layout;
+	void *priv;
 	void (*hwctl)(struct mtd_info *mtd, int mode);
 	int (*calculate)(struct mtd_info *mtd, const uint8_t *dat,
 			uint8_t *ecc_code);
diff --git a/include/linux/mtd/nand_bch.h b/include/linux/mtd/nand_bch.h
new file mode 100644
index 000000000000..74acf5367556
--- /dev/null
+++ b/include/linux/mtd/nand_bch.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright © 2011 Ivan Djelic <ivan.djelic@parrot.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 file is the header for the NAND BCH ECC implementation.
+ */
+
+#ifndef __MTD_NAND_BCH_H__
+#define __MTD_NAND_BCH_H__
+
+struct mtd_info;
+struct nand_bch_control;
+
+#if defined(CONFIG_MTD_NAND_ECC_BCH)
+
+static inline int mtd_nand_has_bch(void) { return 1; }
+
+/*
+ * Calculate BCH ecc code
+ */
+int nand_bch_calculate_ecc(struct mtd_info *mtd, const u_char *dat,
+			   u_char *ecc_code);
+
+/*
+ * Detect and correct bit errors
+ */
+int nand_bch_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc,
+			  u_char *calc_ecc);
+/*
+ * Initialize BCH encoder/decoder
+ */
+struct nand_bch_control *
+nand_bch_init(struct mtd_info *mtd, unsigned int eccsize,
+	      unsigned int eccbytes, struct nand_ecclayout **ecclayout);
+/*
+ * Release BCH encoder/decoder resources
+ */
+void nand_bch_free(struct nand_bch_control *nbc);
+
+#else /* !CONFIG_MTD_NAND_ECC_BCH */
+
+static inline int mtd_nand_has_bch(void) { return 0; }
+
+static inline int
+nand_bch_calculate_ecc(struct mtd_info *mtd, const u_char *dat,
+		       u_char *ecc_code)
+{
+	return -1;
+}
+
+static inline int
+nand_bch_correct_data(struct mtd_info *mtd, unsigned char *buf,
+		      unsigned char *read_ecc, unsigned char *calc_ecc)
+{
+	return -1;
+}
+
+static inline struct nand_bch_control *
+nand_bch_init(struct mtd_info *mtd, unsigned int eccsize,
+	      unsigned int eccbytes, struct nand_ecclayout **ecclayout)
+{
+	return NULL;
+}
+
+static inline void nand_bch_free(struct nand_bch_control *nbc) {}
+
+#endif /* CONFIG_MTD_NAND_ECC_BCH */
+
+#endif /* __MTD_NAND_BCH_H__ */
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index ae418e41d8f5..52b6f187bf49 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -198,6 +198,7 @@ struct onenand_chip {
 #define ONENAND_SKIP_UNLOCK_CHECK	(0x0100)
 #define ONENAND_PAGEBUF_ALLOC		(0x1000)
 #define ONENAND_OOBBUF_ALLOC		(0x2000)
+#define ONENAND_SKIP_INITIAL_UNLOCKING	(0x4000)
 
 #define ONENAND_IS_4KB_PAGE(this)					\
 	(this->options & ONENAND_HAS_4KB_PAGE)
diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index 134716e5e350..b528f6d4b860 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -550,6 +550,7 @@ enum {
 	NFSPROC4_CLNT_SETACL,
 	NFSPROC4_CLNT_FS_LOCATIONS,
 	NFSPROC4_CLNT_RELEASE_LOCKOWNER,
+	NFSPROC4_CLNT_SECINFO,
 
 	/* nfs41 */
 	NFSPROC4_CLNT_EXCHANGE_ID,
@@ -560,6 +561,7 @@ enum {
 	NFSPROC4_CLNT_RECLAIM_COMPLETE,
 	NFSPROC4_CLNT_LAYOUTGET,
 	NFSPROC4_CLNT_GETDEVICEINFO,
+	NFSPROC4_CLNT_LAYOUTCOMMIT,
 };
 
 /* nfs41 types */
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index f88522b10a38..1b93b9c60e55 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -33,6 +33,8 @@
 #define FLUSH_STABLE		4	/* commit to stable storage */
 #define FLUSH_LOWPRI		8	/* low priority background flush */
 #define FLUSH_HIGHPRI		16	/* high priority memory reclaim flush */
+#define FLUSH_COND_STABLE	32	/* conditional stable write - only stable
+					 * if everything fits in one RPC */
 
 #ifdef __KERNEL__
 
@@ -93,8 +95,13 @@ struct nfs_open_context {
 	int error;
 
 	struct list_head list;
+};
 
+struct nfs_open_dir_context {
+	struct rpc_cred *cred;
 	__u64 dir_cookie;
+	__u64 dup_cookie;
+	int duped;
 };
 
 /*
@@ -191,6 +198,7 @@ struct nfs_inode {
 
 	/* pNFS layout information */
 	struct pnfs_layout_hdr *layout;
+	atomic_t		commits_outstanding;
 #endif /* CONFIG_NFS_V4*/
 #ifdef CONFIG_NFS_FSCACHE
 	struct fscache_cookie	*fscache;
@@ -219,6 +227,8 @@ struct nfs_inode {
 #define NFS_INO_FSCACHE		(5)		/* inode can be cached by FS-Cache */
 #define NFS_INO_FSCACHE_LOCK	(6)		/* FS-Cache cookie management lock */
 #define NFS_INO_COMMIT		(7)		/* inode is committing unstable writes */
+#define NFS_INO_PNFS_COMMIT	(8)		/* use pnfs code for commit */
+#define NFS_INO_LAYOUTCOMMIT	(9)		/* layoutcommit required */
 
 static inline struct nfs_inode *NFS_I(const struct inode *inode)
 {
diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h
index 90907ada6d52..8023e4e25133 100644
--- a/include/linux/nfs_page.h
+++ b/include/linux/nfs_page.h
@@ -33,11 +33,15 @@ enum {
 	PG_CLEAN,
 	PG_NEED_COMMIT,
 	PG_NEED_RESCHED,
+	PG_PNFS_COMMIT,
 };
 
 struct nfs_inode;
 struct nfs_page {
-	struct list_head	wb_list;	/* Defines state of page: */
+	union {
+		struct list_head	wb_list;	/* Defines state of page: */
+		struct pnfs_layout_segment *wb_commit_lseg; /* Used when PG_PNFS_COMMIT set */
+	};
 	struct page		*wb_page;	/* page to read in/write out */
 	struct nfs_open_context	*wb_context;	/* File state context info */
 	struct nfs_lock_context	*wb_lock_context;	/* lock context info */
@@ -57,6 +61,7 @@ struct nfs_pageio_descriptor {
 	size_t			pg_count;
 	size_t			pg_bsize;
 	unsigned int		pg_base;
+	char			pg_moreio;
 
 	struct inode		*pg_inode;
 	int			(*pg_doio)(struct nfs_pageio_descriptor *);
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 2c2c67d2eb42..78b101e487ea 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -3,6 +3,7 @@
 
 #include <linux/nfsacl.h>
 #include <linux/nfs3.h>
+#include <linux/sunrpc/gss_api.h>
 
 /*
  * To change the maximum rsize and wsize supported by the NFS client, adjust
@@ -14,6 +15,9 @@
 #define NFS_DEF_FILE_IO_SIZE	(4096U)
 #define NFS_MIN_FILE_IO_SIZE	(1024U)
 
+/* Forward declaration for NFS v3 */
+struct nfs4_secinfo_flavors;
+
 struct nfs_fsid {
 	uint64_t		major;
 	uint64_t		minor;
@@ -78,6 +82,7 @@ struct nfs_fattr {
 #define NFS_ATTR_FATTR_CHANGE		(1U << 17)
 #define NFS_ATTR_FATTR_PRECHANGE	(1U << 18)
 #define NFS_ATTR_FATTR_V4_REFERRAL	(1U << 19)	/* NFSv4 referral */
+#define NFS_ATTR_FATTR_MOUNTPOINT	(1U << 20)	/* Treat as mountpoint */
 
 #define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \
 		| NFS_ATTR_FATTR_MODE \
@@ -190,8 +195,9 @@ struct nfs4_get_lease_time_res {
 #define PNFS_LAYOUT_MAXSIZE 4096
 
 struct nfs4_layoutdriver_data {
+	struct page **pages;
+	__u32 pglen;
 	__u32 len;
-	void *buf;
 };
 
 struct pnfs_layout_range {
@@ -209,6 +215,7 @@ struct nfs4_layoutget_args {
 	struct nfs_open_context *ctx;
 	struct nfs4_sequence_args seq_args;
 	nfs4_stateid stateid;
+	struct nfs4_layoutdriver_data layout;
 };
 
 struct nfs4_layoutget_res {
@@ -216,8 +223,8 @@ struct nfs4_layoutget_res {
 	struct pnfs_layout_range range;
 	__u32 type;
 	nfs4_stateid stateid;
-	struct nfs4_layoutdriver_data layout;
 	struct nfs4_sequence_res seq_res;
+	struct nfs4_layoutdriver_data *layoutp;
 };
 
 struct nfs4_layoutget {
@@ -236,6 +243,29 @@ struct nfs4_getdeviceinfo_res {
 	struct nfs4_sequence_res seq_res;
 };
 
+struct nfs4_layoutcommit_args {
+	nfs4_stateid stateid;
+	__u64 lastbytewritten;
+	struct inode *inode;
+	const u32 *bitmask;
+	struct nfs4_sequence_args seq_args;
+};
+
+struct nfs4_layoutcommit_res {
+	struct nfs_fattr *fattr;
+	const struct nfs_server *server;
+	struct nfs4_sequence_res seq_res;
+};
+
+struct nfs4_layoutcommit_data {
+	struct rpc_task task;
+	struct nfs_fattr fattr;
+	struct pnfs_layout_segment *lseg;
+	struct rpc_cred *cred;
+	struct nfs4_layoutcommit_args args;
+	struct nfs4_layoutcommit_res res;
+};
+
 /*
  * Arguments to the open call.
  */
@@ -936,6 +966,38 @@ struct nfs4_fs_locations_res {
 	struct nfs4_sequence_res	seq_res;
 };
 
+struct nfs4_secinfo_oid {
+	unsigned int len;
+	char data[GSS_OID_MAX_LEN];
+};
+
+struct nfs4_secinfo_gss {
+	struct nfs4_secinfo_oid sec_oid4;
+	unsigned int qop4;
+	unsigned int service;
+};
+
+struct nfs4_secinfo_flavor {
+	unsigned int 		flavor;
+	struct nfs4_secinfo_gss	gss;
+};
+
+struct nfs4_secinfo_flavors {
+	unsigned int num_flavors;
+	struct nfs4_secinfo_flavor flavors[0];
+};
+
+struct nfs4_secinfo_arg {
+	const struct nfs_fh		*dir_fh;
+	const struct qstr		*name;
+	struct nfs4_sequence_args	seq_args;
+};
+
+struct nfs4_secinfo_res {
+	struct nfs4_secinfo_flavors	*flavors;
+	struct nfs4_sequence_res	seq_res;
+};
+
 #endif /* CONFIG_NFS_V4 */
 
 struct nfstime4 {
@@ -1040,6 +1102,7 @@ struct nfs_write_data {
 	struct nfs_writeres	res;		/* result struct */
 	struct pnfs_layout_segment *lseg;
 	struct nfs_client	*ds_clp;	/* pNFS data server */
+	int			ds_commit_index;
 	const struct rpc_call_ops *mds_ops;
 	int (*write_done_cb) (struct rpc_task *task, struct nfs_write_data *data);
 #ifdef CONFIG_NFS_V4
@@ -1071,7 +1134,7 @@ struct nfs_rpc_ops {
 			    struct nfs_fattr *);
 	int	(*setattr) (struct dentry *, struct nfs_fattr *,
 			    struct iattr *);
-	int	(*lookup)  (struct inode *, struct qstr *,
+	int	(*lookup)  (struct rpc_clnt *clnt, struct inode *, struct qstr *,
 			    struct nfs_fh *, struct nfs_fattr *);
 	int	(*access)  (struct inode *, struct nfs_access_entry *);
 	int	(*readlink)(struct inode *, struct page *, unsigned int,
@@ -1118,6 +1181,7 @@ struct nfs_rpc_ops {
 				struct iattr *iattr);
 	int	(*init_client) (struct nfs_client *, const struct rpc_timeout *,
 				const char *, rpc_authflavor_t, int);
+	int	(*secinfo)(struct inode *, const struct qstr *, struct nfs4_secinfo_flavors *);
 };
 
 /*
diff --git a/include/linux/pci-aspm.h b/include/linux/pci-aspm.h
index ce6810512c66..67cb3ae38016 100644
--- a/include/linux/pci-aspm.h
+++ b/include/linux/pci-aspm.h
@@ -26,6 +26,7 @@
 extern void pcie_aspm_init_link_state(struct pci_dev *pdev);
 extern void pcie_aspm_exit_link_state(struct pci_dev *pdev);
 extern void pcie_aspm_pm_state_change(struct pci_dev *pdev);
+extern void pcie_aspm_powersave_config_link(struct pci_dev *pdev);
 extern void pci_disable_link_state(struct pci_dev *pdev, int state);
 extern void pcie_clear_aspm(void);
 extern void pcie_no_aspm(void);
@@ -39,6 +40,9 @@ static inline void pcie_aspm_exit_link_state(struct pci_dev *pdev)
 static inline void pcie_aspm_pm_state_change(struct pci_dev *pdev)
 {
 }
+static inline void pcie_aspm_powersave_config_link(struct pci_dev *pdev)
+{
+}
 static inline void pci_disable_link_state(struct pci_dev *pdev, int state)
 {
 }
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 16c9f2e61977..96f70d7e058d 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1002,12 +1002,11 @@ extern bool pcie_ports_auto;
 #endif
 
 #ifndef CONFIG_PCIEASPM
-static inline int pcie_aspm_enabled(void)
-{
-	return 0;
-}
+static inline int pcie_aspm_enabled(void) { return 0; }
+static inline bool pcie_aspm_support_enabled(void) { return false; }
 #else
 extern int pcie_aspm_enabled(void);
+extern bool pcie_aspm_support_enabled(void);
 #endif
 
 #ifdef CONFIG_PCIEAER
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index f495c0147240..311b4dc785a1 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -938,9 +938,7 @@ struct perf_cpu_context {
 	struct list_head		rotation_list;
 	int				jiffies_interval;
 	struct pmu			*active_pmu;
-#ifdef CONFIG_CGROUP_PERF
 	struct perf_cgroup		*cgrp;
-#endif
 };
 
 struct perf_output_handle {
diff --git a/include/linux/pm.h b/include/linux/pm.h
index 6618216bb973..512e09177e57 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -529,13 +529,19 @@ struct dev_power_domain {
  */
 
 #ifdef CONFIG_PM_SLEEP
-extern void device_pm_lock(void);
+#ifndef CONFIG_ARCH_NO_SYSDEV_OPS
+extern int sysdev_suspend(pm_message_t state);
 extern int sysdev_resume(void);
+#else
+static inline int sysdev_suspend(pm_message_t state) { return 0; }
+static inline int sysdev_resume(void) { return 0; }
+#endif
+
+extern void device_pm_lock(void);
 extern void dpm_resume_noirq(pm_message_t state);
 extern void dpm_resume_end(pm_message_t state);
 
 extern void device_pm_unlock(void);
-extern int sysdev_suspend(pm_message_t state);
 extern int dpm_suspend_noirq(pm_message_t state);
 extern int dpm_suspend_start(pm_message_t state);
 
diff --git a/include/linux/power/bq20z75.h b/include/linux/power/bq20z75.h
new file mode 100644
index 000000000000..b0843b68af92
--- /dev/null
+++ b/include/linux/power/bq20z75.h
@@ -0,0 +1,39 @@
+/*
+ * Gas Gauge driver for TI's BQ20Z75
+ *
+ * Copyright (c) 2010, NVIDIA Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#ifndef __LINUX_POWER_BQ20Z75_H_
+#define __LINUX_POWER_BQ20Z75_H_
+
+#include <linux/power_supply.h>
+#include <linux/types.h>
+
+/**
+ * struct bq20z75_platform_data - platform data for bq20z75 devices
+ * @battery_detect:		GPIO which is used to detect battery presence
+ * @battery_detect_present:	gpio state when battery is present (0 / 1)
+ * @i2c_retry_count:		# of times to retry on i2c IO failure
+ */
+struct bq20z75_platform_data {
+	int battery_detect;
+	int battery_detect_present;
+	int i2c_retry_count;
+};
+
+#endif
diff --git a/include/linux/power/bq27x00_battery.h b/include/linux/power/bq27x00_battery.h
new file mode 100644
index 000000000000..a857f719bf40
--- /dev/null
+++ b/include/linux/power/bq27x00_battery.h
@@ -0,0 +1,19 @@
+#ifndef __LINUX_BQ27X00_BATTERY_H__
+#define __LINUX_BQ27X00_BATTERY_H__
+
+/**
+ * struct bq27000_plaform_data - Platform data for bq27000 devices
+ * @name: Name of the battery. If NULL the driver will fallback to "bq27000".
+ * @read: HDQ read callback.
+ *	This function should provide access to the HDQ bus the battery is
+ *	connected to.
+ *	The first parameter is a pointer to the battery device, the second the
+ *	register to be read. The return value should either be the content of
+ *	the passed register or an error value.
+ */
+struct bq27000_platform_data {
+	const char *name;
+	int (*read)(struct device *dev, unsigned int);
+};
+
+#endif
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index 7d7325685c42..204c18dfdc9e 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -173,6 +173,8 @@ struct power_supply {
 	char *full_trig_name;
 	struct led_trigger *online_trig;
 	char *online_trig_name;
+	struct led_trigger *charging_blink_full_solid_trig;
+	char *charging_blink_full_solid_trig_name;
 #endif
 };
 
@@ -213,4 +215,49 @@ extern void power_supply_unregister(struct power_supply *psy);
 /* For APM emulation, think legacy userspace. */
 extern struct class *power_supply_class;
 
+static inline bool power_supply_is_amp_property(enum power_supply_property psp)
+{
+	switch (psp) {
+	case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN:
+	case POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN:
+	case POWER_SUPPLY_PROP_CHARGE_FULL:
+	case POWER_SUPPLY_PROP_CHARGE_EMPTY:
+	case POWER_SUPPLY_PROP_CHARGE_NOW:
+	case POWER_SUPPLY_PROP_CHARGE_AVG:
+	case POWER_SUPPLY_PROP_CHARGE_COUNTER:
+	case POWER_SUPPLY_PROP_CURRENT_MAX:
+	case POWER_SUPPLY_PROP_CURRENT_NOW:
+	case POWER_SUPPLY_PROP_CURRENT_AVG:
+		return 1;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
+static inline bool power_supply_is_watt_property(enum power_supply_property psp)
+{
+	switch (psp) {
+	case POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN:
+	case POWER_SUPPLY_PROP_ENERGY_EMPTY_DESIGN:
+	case POWER_SUPPLY_PROP_ENERGY_FULL:
+	case POWER_SUPPLY_PROP_ENERGY_EMPTY:
+	case POWER_SUPPLY_PROP_ENERGY_NOW:
+	case POWER_SUPPLY_PROP_ENERGY_AVG:
+	case POWER_SUPPLY_PROP_VOLTAGE_MAX:
+	case POWER_SUPPLY_PROP_VOLTAGE_MIN:
+	case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN:
+	case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:
+	case POWER_SUPPLY_PROP_VOLTAGE_NOW:
+	case POWER_SUPPLY_PROP_VOLTAGE_AVG:
+	case POWER_SUPPLY_PROP_POWER_NOW:
+		return 1;
+	default:
+		break;
+	}
+
+	return 0;
+}
+
 #endif /* __LINUX_POWER_SUPPLY_H__ */
diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h
index eb354f6f26b3..26f9e3612e0f 100644
--- a/include/linux/quotaops.h
+++ b/include/linux/quotaops.h
@@ -277,7 +277,7 @@ static inline int dquot_alloc_space(struct inode *inode, qsize_t nr)
 		/*
 		 * Mark inode fully dirty. Since we are allocating blocks, inode
 		 * would become fully dirty soon anyway and it reportedly
-		 * reduces inode_lock contention.
+		 * reduces lock contention.
 		 */
 		mark_inode_dirty(inode);
 	}
diff --git a/include/linux/regulator/ab8500.h b/include/linux/regulator/ab8500.h
index 6a210f1511fc..76579f964a29 100644
--- a/include/linux/regulator/ab8500.h
+++ b/include/linux/regulator/ab8500.h
@@ -3,8 +3,8 @@
  *
  * License Terms: GNU General Public License v2
  *
- * Author: Sundar Iyer <sundar.iyer@stericsson.com> for ST-Ericsson
- *
+ * Authors: Sundar Iyer <sundar.iyer@stericsson.com> for ST-Ericsson
+ *          Bengt Jonsson <bengt.g.jonsson@stericsson.com> for ST-Ericsson
  */
 
 #ifndef __LINUX_MFD_AB8500_REGULATOR_H
@@ -17,6 +17,7 @@ enum ab8500_regulator_id {
 	AB8500_LDO_AUX3,
 	AB8500_LDO_INTCORE,
 	AB8500_LDO_TVOUT,
+	AB8500_LDO_USB,
 	AB8500_LDO_AUDIO,
 	AB8500_LDO_ANAMIC1,
 	AB8500_LDO_ANAMIC2,
@@ -24,4 +25,50 @@ enum ab8500_regulator_id {
 	AB8500_LDO_ANA,
 	AB8500_NUM_REGULATORS,
 };
+
+/* AB8500 register initialization */
+struct ab8500_regulator_reg_init {
+	int id;
+	u8 value;
+};
+
+#define INIT_REGULATOR_REGISTER(_id, _value)	\
+	{					\
+		.id = _id,			\
+		.value = _value,		\
+	}
+
+/* AB8500 registers */
+enum ab8500_regulator_reg {
+	AB8500_REGUREQUESTCTRL2,
+	AB8500_REGUREQUESTCTRL3,
+	AB8500_REGUREQUESTCTRL4,
+	AB8500_REGUSYSCLKREQ1HPVALID1,
+	AB8500_REGUSYSCLKREQ1HPVALID2,
+	AB8500_REGUHWHPREQ1VALID1,
+	AB8500_REGUHWHPREQ1VALID2,
+	AB8500_REGUHWHPREQ2VALID1,
+	AB8500_REGUHWHPREQ2VALID2,
+	AB8500_REGUSWHPREQVALID1,
+	AB8500_REGUSWHPREQVALID2,
+	AB8500_REGUSYSCLKREQVALID1,
+	AB8500_REGUSYSCLKREQVALID2,
+	AB8500_REGUMISC1,
+	AB8500_VAUDIOSUPPLY,
+	AB8500_REGUCTRL1VAMIC,
+	AB8500_VPLLVANAREGU,
+	AB8500_VREFDDR,
+	AB8500_EXTSUPPLYREGU,
+	AB8500_VAUX12REGU,
+	AB8500_VRF1VAUX3REGU,
+	AB8500_VAUX1SEL,
+	AB8500_VAUX2SEL,
+	AB8500_VRF1VAUX3SEL,
+	AB8500_REGUCTRL2SPARE,
+	AB8500_REGUCTRLDISCH,
+	AB8500_REGUCTRLDISCH2,
+	AB8500_VSMPS1SEL1,
+	AB8500_NUM_REGULATOR_REGISTERS,
+};
+
 #endif
diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h
index 7954f6bd7edb..9e87c1cb7270 100644
--- a/include/linux/regulator/consumer.h
+++ b/include/linux/regulator/consumer.h
@@ -153,6 +153,8 @@ int regulator_list_voltage(struct regulator *regulator, unsigned selector);
 int regulator_is_supported_voltage(struct regulator *regulator,
 				   int min_uV, int max_uV);
 int regulator_set_voltage(struct regulator *regulator, int min_uV, int max_uV);
+int regulator_set_voltage_time(struct regulator *regulator,
+			       int old_uV, int new_uV);
 int regulator_get_voltage(struct regulator *regulator);
 int regulator_sync_voltage(struct regulator *regulator);
 int regulator_set_current_limit(struct regulator *regulator,
diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h
index b8ed16a33c47..6c433b89c80d 100644
--- a/include/linux/regulator/driver.h
+++ b/include/linux/regulator/driver.h
@@ -63,7 +63,11 @@ enum regulator_status {
  *                    when running with the specified parameters.
  *
  * @enable_time: Time taken for the regulator voltage output voltage to
- *               stabalise after being enabled, in microseconds.
+ *               stabilise after being enabled, in microseconds.
+ * @set_voltage_time_sel: Time taken for the regulator voltage output voltage
+ *               to stabilise after being set to a new value, in microseconds.
+ *               The function provides the from and to voltage selector, the
+ *               function should return the worst case.
  *
  * @set_suspend_voltage: Set the voltage for the regulator when the system
  *                       is suspended.
@@ -103,8 +107,11 @@ struct regulator_ops {
 	int (*set_mode) (struct regulator_dev *, unsigned int mode);
 	unsigned int (*get_mode) (struct regulator_dev *);
 
-	/* Time taken to enable the regulator */
+	/* Time taken to enable or set voltage on the regulator */
 	int (*enable_time) (struct regulator_dev *);
+	int (*set_voltage_time_sel) (struct regulator_dev *,
+				     unsigned int old_selector,
+				     unsigned int new_selector);
 
 	/* report regulator status ... most other accessors report
 	 * control inputs, this reports results of combining inputs
diff --git a/include/linux/regulator/machine.h b/include/linux/regulator/machine.h
index 761c745b9c24..c4c4fc45f856 100644
--- a/include/linux/regulator/machine.h
+++ b/include/linux/regulator/machine.h
@@ -186,6 +186,7 @@ struct regulator_init_data {
 };
 
 int regulator_suspend_prepare(suspend_state_t state);
+int regulator_suspend_finish(void);
 
 #ifdef CONFIG_REGULATOR
 void regulator_has_full_constraints(void);
diff --git a/include/linux/sched.h b/include/linux/sched.h
index b8369d522bf8..83bd2e2982fc 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -517,7 +517,7 @@ struct thread_group_cputimer {
 struct autogroup;
 
 /*
- * NOTE! "signal_struct" does not have it's own
+ * NOTE! "signal_struct" does not have its own
  * locking, because a shared signal_struct always
  * implies a shared sighand_struct, so locking
  * sighand_struct is always a proper superset of
diff --git a/include/linux/sunrpc/gss_api.h b/include/linux/sunrpc/gss_api.h
index 5d8048beb051..332da61cf8b7 100644
--- a/include/linux/sunrpc/gss_api.h
+++ b/include/linux/sunrpc/gss_api.h
@@ -126,6 +126,9 @@ struct gss_api_mech *gss_mech_get_by_name(const char *);
 /* Similar, but get by pseudoflavor. */
 struct gss_api_mech *gss_mech_get_by_pseudoflavor(u32);
 
+/* Fill in an array with a list of supported pseudoflavors */
+int gss_mech_list_pseudoflavors(u32 *);
+
 /* Just increments the mechanism's reference count and returns its input: */
 struct gss_api_mech * gss_mech_get(struct gss_api_mech *);
 
diff --git a/include/linux/sysdev.h b/include/linux/sysdev.h
index 1154c29f4101..8a75da551e4e 100644
--- a/include/linux/sysdev.h
+++ b/include/linux/sysdev.h
@@ -33,12 +33,13 @@ struct sysdev_class {
 	const char *name;
 	struct list_head	drivers;
 	struct sysdev_class_attribute **attrs;
-
+	struct kset		kset;
+#ifndef CONFIG_ARCH_NO_SYSDEV_OPS
 	/* Default operations for these types of devices */
 	int	(*shutdown)(struct sys_device *);
 	int	(*suspend)(struct sys_device *, pm_message_t state);
 	int	(*resume)(struct sys_device *);
-	struct kset		kset;
+#endif
 };
 
 struct sysdev_class_attribute {
@@ -76,9 +77,11 @@ struct sysdev_driver {
 	struct list_head	entry;
 	int	(*add)(struct sys_device *);
 	int	(*remove)(struct sys_device *);
+#ifndef CONFIG_ARCH_NO_SYSDEV_OPS
 	int	(*shutdown)(struct sys_device *);
 	int	(*suspend)(struct sys_device *, pm_message_t state);
 	int	(*resume)(struct sys_device *);
+#endif
 };
 
 
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index 0ead399e08b5..17e7ccc322a5 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -9,7 +9,7 @@
 
 struct backing_dev_info;
 
-extern spinlock_t inode_lock;
+extern spinlock_t inode_wb_list_lock;
 
 /*
  * fs/fs-writeback.c
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 60f7876b6da8..b2b9d28cb4ab 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -486,7 +486,8 @@ struct rate_info {
  * @plink_state: mesh peer link state
  * @signal: signal strength of last received packet in dBm
  * @signal_avg: signal strength average in dBm
- * @txrate: current unicast bitrate to this station
+ * @txrate: current unicast bitrate from this station
+ * @rxrate: current unicast bitrate to this station
  * @rx_packets: packets received from this station
  * @tx_packets: packets transmitted to this station
  * @tx_retries: cumulative retry counts
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 642a80bb42cf..c850e5fb967c 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -70,7 +70,7 @@ static inline struct inet_peer *rt6_get_peer(struct rt6_info *rt)
 extern void			ip6_route_input(struct sk_buff *skb);
 
 extern struct dst_entry *	ip6_route_output(struct net *net,
-						 struct sock *sk,
+						 const struct sock *sk,
 						 struct flowi6 *fl6);
 
 extern int			ip6_route_init(void);
diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index a1a858035913..e5d66ec88cf6 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -51,7 +51,6 @@ struct fib_nh {
 	struct fib_info		*nh_parent;
 	unsigned		nh_flags;
 	unsigned char		nh_scope;
-	unsigned char		nh_cfg_scope;
 #ifdef CONFIG_IP_ROUTE_MULTIPATH
 	int			nh_weight;
 	int			nh_power;
@@ -62,6 +61,7 @@ struct fib_nh {
 	int			nh_oif;
 	__be32			nh_gw;
 	__be32			nh_saddr;
+	int			nh_saddr_genid;
 };
 
 /*
@@ -74,9 +74,10 @@ struct fib_info {
 	struct net		*fib_net;
 	int			fib_treeref;
 	atomic_t		fib_clntref;
-	int			fib_dead;
 	unsigned		fib_flags;
-	int			fib_protocol;
+	unsigned char		fib_dead;
+	unsigned char		fib_protocol;
+	unsigned char		fib_scope;
 	__be32			fib_prefsrc;
 	u32			fib_priority;
 	u32			*fib_metrics;
@@ -141,12 +142,19 @@ struct fib_result_nl {
 
 #endif /* CONFIG_IP_ROUTE_MULTIPATH */
 
-#define FIB_RES_SADDR(res)		(FIB_RES_NH(res).nh_saddr)
+extern __be32 fib_info_update_nh_saddr(struct net *net, struct fib_nh *nh);
+
+#define FIB_RES_SADDR(net, res)				\
+	((FIB_RES_NH(res).nh_saddr_genid ==		\
+	  atomic_read(&(net)->ipv4.dev_addr_genid)) ?	\
+	 FIB_RES_NH(res).nh_saddr :			\
+	 fib_info_update_nh_saddr((net), &FIB_RES_NH(res)))
 #define FIB_RES_GW(res)			(FIB_RES_NH(res).nh_gw)
 #define FIB_RES_DEV(res)		(FIB_RES_NH(res).nh_dev)
 #define FIB_RES_OIF(res)		(FIB_RES_NH(res).nh_oif)
 
-#define FIB_RES_PREFSRC(res)		((res).fi->fib_prefsrc ? : FIB_RES_SADDR(res))
+#define FIB_RES_PREFSRC(net, res)	((res).fi->fib_prefsrc ? : \
+					 FIB_RES_SADDR(net, res))
 
 struct fib_table {
 	struct hlist_node tb_hlist;
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 8650e7bf2ed0..cefe1b37c493 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1160,7 +1160,7 @@ enum ieee80211_hw_flags {
  * @napi_weight: weight used for NAPI polling.  You must specify an
  *	appropriate value here if a napi_poll operation is provided
  *	by your driver.
-
+ *
  * @max_rx_aggregation_subframes: maximum buffer size (number of
  *	sub-frames) to be used for A-MPDU block ack receiver
  *	aggregation.
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h
index e2e2ef57eca2..542195d9469e 100644
--- a/include/net/netns/ipv4.h
+++ b/include/net/netns/ipv4.h
@@ -55,6 +55,7 @@ struct netns_ipv4 {
 	int current_rt_cache_rebuild_count;
 
 	atomic_t rt_genid;
+	atomic_t dev_addr_genid;
 
 #ifdef CONFIG_IP_MROUTE
 #ifndef CONFIG_IP_MROUTE_MULTIPLE_TABLES
diff --git a/include/net/route.h b/include/net/route.h
index 30d6cae3841a..f88429cad52a 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -207,6 +207,7 @@ extern int		ip_rt_dump(struct sk_buff *skb,  struct netlink_callback *cb);
 
 struct in_ifaddr;
 extern void fib_add_ifaddr(struct in_ifaddr *);
+extern void fib_del_ifaddr(struct in_ifaddr *, struct in_ifaddr *);
 
 static inline void ip_rt_put(struct rtable * rt)
 {
@@ -269,8 +270,8 @@ static inline struct rtable *ip_route_newports(struct rtable *rt,
 		struct flowi4 fl4 = {
 			.flowi4_oif = rt->rt_oif,
 			.flowi4_mark = rt->rt_mark,
-			.daddr = rt->rt_key_dst,
-			.saddr = rt->rt_key_src,
+			.daddr = rt->rt_dst,
+			.saddr = rt->rt_src,
 			.flowi4_tos = rt->rt_tos,
 			.flowi4_proto = protocol,
 			.fl4_sport = sport,
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index a9505b6a18e3..b931f021d7ab 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -25,6 +25,7 @@ struct qdisc_rate_table {
 enum qdisc_state_t {
 	__QDISC_STATE_SCHED,
 	__QDISC_STATE_DEACTIVATED,
+	__QDISC_STATE_THROTTLED,
 };
 
 /*
@@ -32,7 +33,6 @@ enum qdisc_state_t {
  */
 enum qdisc___state_t {
 	__QDISC___STATE_RUNNING = 1,
-	__QDISC___STATE_THROTTLED = 2,
 };
 
 struct qdisc_size_table {
@@ -106,17 +106,17 @@ static inline void qdisc_run_end(struct Qdisc *qdisc)
 
 static inline bool qdisc_is_throttled(const struct Qdisc *qdisc)
 {
-	return (qdisc->__state & __QDISC___STATE_THROTTLED) ? true : false;
+	return test_bit(__QDISC_STATE_THROTTLED, &qdisc->state) ? true : false;
 }
 
 static inline void qdisc_throttled(struct Qdisc *qdisc)
 {
-	qdisc->__state |= __QDISC___STATE_THROTTLED;
+	set_bit(__QDISC_STATE_THROTTLED, &qdisc->state);
 }
 
 static inline void qdisc_unthrottled(struct Qdisc *qdisc)
 {
-	qdisc->__state &= ~__QDISC___STATE_THROTTLED;
+	clear_bit(__QDISC_STATE_THROTTLED, &qdisc->state);
 }
 
 struct Qdisc_class_ops {
diff --git a/include/scsi/libiscsi_tcp.h b/include/scsi/libiscsi_tcp.h
index 741ae7ed4394..e6b9fd2eea34 100644
--- a/include/scsi/libiscsi_tcp.h
+++ b/include/scsi/libiscsi_tcp.h
@@ -47,6 +47,7 @@ struct iscsi_segment {
 	struct scatterlist	*sg;
 	void			*sg_mapped;
 	unsigned int		sg_offset;
+	bool			atomic_mapped;
 
 	iscsi_segment_done_fn_t	*done;
 };
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index f171c65dc5a8..2d3ec5094685 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -462,7 +462,7 @@ static inline int scsi_device_qas(struct scsi_device *sdev)
 }
 static inline int scsi_device_enclosure(struct scsi_device *sdev)
 {
-	return sdev->inquiry[6] & (1<<6);
+	return sdev->inquiry ? (sdev->inquiry[6] & (1<<6)) : 1;
 }
 
 static inline int scsi_device_protection(struct scsi_device *sdev)
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 430a9cc045e2..e1bad1130616 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -1031,9 +1031,7 @@ int snd_pcm_lib_mmap_iomem(struct snd_pcm_substream *substream, struct vm_area_s
 #define snd_pcm_lib_mmap_iomem	NULL
 #endif
 
-int snd_pcm_lib_mmap_noncached(struct snd_pcm_substream *substream,
-			       struct vm_area_struct *area);
-#define snd_pcm_lib_mmap_vmalloc	snd_pcm_lib_mmap_noncached
+#define snd_pcm_lib_mmap_vmalloc NULL
 
 static inline void snd_pcm_limit_isa_dma_size(int dma, size_t *max)
 {
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h
index 0828b6c8610a..c15ed5026fb5 100644
--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -9,7 +9,7 @@
 #include <net/sock.h>
 #include <net/tcp.h>
 
-#define TARGET_CORE_MOD_VERSION		"v4.0.0-rc6"
+#define TARGET_CORE_MOD_VERSION		"v4.0.0-rc7-ml"
 #define SHUTDOWN_SIGS	(sigmask(SIGKILL)|sigmask(SIGINT)|sigmask(SIGABRT))
 
 /* Used by transport_generic_allocate_iovecs() */
@@ -239,7 +239,7 @@ struct t10_alua_lu_gp {
 } ____cacheline_aligned;
 
 struct t10_alua_lu_gp_member {
-	int lu_gp_assoc:1;
+	bool lu_gp_assoc;
 	atomic_t lu_gp_mem_ref_cnt;
 	spinlock_t lu_gp_mem_lock;
 	struct t10_alua_lu_gp *lu_gp;
@@ -271,7 +271,7 @@ struct t10_alua_tg_pt_gp {
 } ____cacheline_aligned;
 
 struct t10_alua_tg_pt_gp_member {
-	int tg_pt_gp_assoc:1;
+	bool tg_pt_gp_assoc;
 	atomic_t tg_pt_gp_mem_ref_cnt;
 	spinlock_t tg_pt_gp_mem_lock;
 	struct t10_alua_tg_pt_gp *tg_pt_gp;
@@ -336,7 +336,7 @@ struct t10_pr_registration {
 	int pr_res_type;
 	int pr_res_scope;
 	/* Used for fabric initiator WWPNs using a ISID */
-	int isid_present_at_reg:1;
+	bool isid_present_at_reg;
 	u32 pr_res_mapped_lun;
 	u32 pr_aptpl_target_lun;
 	u32 pr_res_generation;
@@ -418,7 +418,7 @@ struct se_transport_task {
 	unsigned long long	t_task_lba;
 	int			t_tasks_failed;
 	int			t_tasks_fua;
-	int			t_tasks_bidi:1;
+	bool			t_tasks_bidi;
 	u32			t_task_cdbs;
 	u32			t_tasks_check;
 	u32			t_tasks_no;
@@ -470,7 +470,7 @@ struct se_task {
 	u8		task_flags;
 	int		task_error_status;
 	int		task_state_flags;
-	int		task_padded_sg:1;
+	bool		task_padded_sg;
 	unsigned long long	task_lba;
 	u32		task_no;
 	u32		task_sectors;
@@ -494,8 +494,8 @@ struct se_task {
 	struct list_head t_state_list;
 } ____cacheline_aligned;
 
-#define TASK_CMD(task)	((struct se_cmd *)task->task_se_cmd)
-#define TASK_DEV(task)	((struct se_device *)task->se_dev)
+#define TASK_CMD(task)	((task)->task_se_cmd)
+#define TASK_DEV(task)	((task)->se_dev)
 
 struct se_cmd {
 	/* SAM response code being sent to initiator */
@@ -551,8 +551,8 @@ struct se_cmd {
 	void (*transport_complete_callback)(struct se_cmd *);
 } ____cacheline_aligned;
 
-#define T_TASK(cmd)     ((struct se_transport_task *)(cmd->t_task))
-#define CMD_TFO(cmd) ((struct target_core_fabric_ops *)cmd->se_tfo)
+#define T_TASK(cmd)     ((cmd)->t_task)
+#define CMD_TFO(cmd)	((cmd)->se_tfo)
 
 struct se_tmr_req {
 	/* Task Management function to be preformed */
@@ -583,7 +583,7 @@ struct se_ua {
 struct se_node_acl {
 	char			initiatorname[TRANSPORT_IQN_LEN];
 	/* Used to signal demo mode created ACL, disabled by default */
-	int			dynamic_node_acl:1;
+	bool			dynamic_node_acl;
 	u32			queue_depth;
 	u32			acl_index;
 	u64			num_cmds;
@@ -601,7 +601,8 @@ struct se_node_acl {
 	struct config_group	acl_attrib_group;
 	struct config_group	acl_auth_group;
 	struct config_group	acl_param_group;
-	struct config_group	*acl_default_groups[4];
+	struct config_group	acl_fabric_stat_group;
+	struct config_group	*acl_default_groups[5];
 	struct list_head	acl_list;
 	struct list_head	acl_sess_list;
 } ____cacheline_aligned;
@@ -615,13 +616,19 @@ struct se_session {
 	struct list_head	sess_acl_list;
 } ____cacheline_aligned;
 
-#define SE_SESS(cmd)		((struct se_session *)(cmd)->se_sess)
-#define SE_NODE_ACL(sess)	((struct se_node_acl *)(sess)->se_node_acl)
+#define SE_SESS(cmd)		((cmd)->se_sess)
+#define SE_NODE_ACL(sess)	((sess)->se_node_acl)
 
 struct se_device;
 struct se_transform_info;
 struct scatterlist;
 
+struct se_ml_stat_grps {
+	struct config_group	stat_group;
+	struct config_group	scsi_auth_intr_group;
+	struct config_group	scsi_att_intr_port_group;
+};
+
 struct se_lun_acl {
 	char			initiatorname[TRANSPORT_IQN_LEN];
 	u32			mapped_lun;
@@ -629,10 +636,13 @@ struct se_lun_acl {
 	struct se_lun		*se_lun;
 	struct list_head	lacl_list;
 	struct config_group	se_lun_group;
+	struct se_ml_stat_grps	ml_stat_grps;
 }  ____cacheline_aligned;
 
+#define ML_STAT_GRPS(lacl)	(&(lacl)->ml_stat_grps)
+
 struct se_dev_entry {
-	int			def_pr_registered:1;
+	bool			def_pr_registered;
 	/* See transport_lunflags_table */
 	u32			lun_flags;
 	u32			deve_cmds;
@@ -693,6 +703,13 @@ struct se_dev_attrib {
 	struct config_group da_group;
 } ____cacheline_aligned;
 
+struct se_dev_stat_grps {
+	struct config_group stat_group;
+	struct config_group scsi_dev_group;
+	struct config_group scsi_tgt_dev_group;
+	struct config_group scsi_lu_group;
+};
+
 struct se_subsystem_dev {
 /* Used for struct se_subsystem_dev-->se_dev_alias, must be less than PAGE_SIZE */
 #define SE_DEV_ALIAS_LEN		512
@@ -716,11 +733,14 @@ struct se_subsystem_dev {
 	struct config_group se_dev_group;
 	/* For T10 Reservations */
 	struct config_group se_dev_pr_group;
+	/* For target_core_stat.c groups */
+	struct se_dev_stat_grps dev_stat_grps;
 } ____cacheline_aligned;
 
 #define T10_ALUA(su_dev)	(&(su_dev)->t10_alua)
 #define T10_RES(su_dev)		(&(su_dev)->t10_reservation)
 #define T10_PR_OPS(su_dev)	(&(su_dev)->t10_reservation.pr_ops)
+#define DEV_STAT_GRP(dev)	(&(dev)->dev_stat_grps)
 
 struct se_device {
 	/* Set to 1 if thread is NOT sleeping on thread_sem */
@@ -803,8 +823,8 @@ struct se_device {
 	struct list_head	g_se_dev_list;
 }  ____cacheline_aligned;
 
-#define SE_DEV(cmd)		((struct se_device *)(cmd)->se_lun->lun_se_dev)
-#define SU_DEV(dev)		((struct se_subsystem_dev *)(dev)->se_sub_dev)
+#define SE_DEV(cmd)		((cmd)->se_lun->lun_se_dev)
+#define SU_DEV(dev)		((dev)->se_sub_dev)
 #define DEV_ATTRIB(dev)		(&(dev)->se_sub_dev->se_dev_attrib)
 #define DEV_T10_WWN(dev)	(&(dev)->se_sub_dev->t10_wwn)
 
@@ -832,7 +852,14 @@ struct se_hba {
 	struct se_subsystem_api *transport;
 }  ____cacheline_aligned;
 
-#define SE_HBA(d)		((struct se_hba *)(d)->se_hba)
+#define SE_HBA(dev)		((dev)->se_hba)
+
+struct se_port_stat_grps {
+	struct config_group stat_group;
+	struct config_group scsi_port_group;
+	struct config_group scsi_tgt_port_group;
+	struct config_group scsi_transport_group;
+};
 
 struct se_lun {
 	/* See transport_lun_status_table */
@@ -848,11 +875,13 @@ struct se_lun {
 	struct list_head	lun_cmd_list;
 	struct list_head	lun_acl_list;
 	struct se_device	*lun_se_dev;
+	struct se_port		*lun_sep;
 	struct config_group	lun_group;
-	struct se_port	*lun_sep;
+	struct se_port_stat_grps port_stat_grps;
 } ____cacheline_aligned;
 
-#define SE_LUN(c)		((struct se_lun *)(c)->se_lun)
+#define SE_LUN(cmd)		((cmd)->se_lun)
+#define PORT_STAT_GRP(lun)	(&(lun)->port_stat_grps)
 
 struct scsi_port_stats {
        u64     cmd_pdus;
@@ -919,11 +948,13 @@ struct se_portal_group {
 	struct config_group	tpg_param_group;
 } ____cacheline_aligned;
 
-#define TPG_TFO(se_tpg)	((struct target_core_fabric_ops *)(se_tpg)->se_tpg_tfo)
+#define TPG_TFO(se_tpg)	((se_tpg)->se_tpg_tfo)
 
 struct se_wwn {
 	struct target_fabric_configfs *wwn_tf;
 	struct config_group	wwn_group;
+	struct config_group	*wwn_default_groups[2];
+	struct config_group	fabric_stat_group;
 } ____cacheline_aligned;
 
 struct se_global {
diff --git a/include/target/target_core_configfs.h b/include/target/target_core_configfs.h
index 40e6e740527c..612509592ffd 100644
--- a/include/target/target_core_configfs.h
+++ b/include/target/target_core_configfs.h
@@ -14,10 +14,12 @@ extern void target_fabric_configfs_deregister(struct target_fabric_configfs *);
 struct target_fabric_configfs_template {
 	struct config_item_type tfc_discovery_cit;
 	struct config_item_type	tfc_wwn_cit;
+	struct config_item_type tfc_wwn_fabric_stats_cit;
 	struct config_item_type tfc_tpg_cit;
 	struct config_item_type tfc_tpg_base_cit;
 	struct config_item_type tfc_tpg_lun_cit;
 	struct config_item_type tfc_tpg_port_cit;
+	struct config_item_type tfc_tpg_port_stat_cit;
 	struct config_item_type tfc_tpg_np_cit;
 	struct config_item_type tfc_tpg_np_base_cit;
 	struct config_item_type tfc_tpg_attrib_cit;
@@ -27,7 +29,9 @@ struct target_fabric_configfs_template {
 	struct config_item_type tfc_tpg_nacl_attrib_cit;
 	struct config_item_type tfc_tpg_nacl_auth_cit;
 	struct config_item_type tfc_tpg_nacl_param_cit;
+	struct config_item_type tfc_tpg_nacl_stat_cit;
 	struct config_item_type tfc_tpg_mappedlun_cit;
+	struct config_item_type tfc_tpg_mappedlun_stat_cit;
 };
 
 struct target_fabric_configfs {
diff --git a/include/target/target_core_fabric_ops.h b/include/target/target_core_fabric_ops.h
index f3ac12b019c2..5eb8b1ae59d1 100644
--- a/include/target/target_core_fabric_ops.h
+++ b/include/target/target_core_fabric_ops.h
@@ -8,7 +8,7 @@ struct target_core_fabric_ops {
 	 * for scatterlist chaining using transport_do_task_sg_link(),
 	 * disabled by default
 	 */
-	int task_sg_chaining:1;
+	bool task_sg_chaining;
 	char *(*get_fabric_name)(void);
 	u8 (*get_fabric_proto_ident)(struct se_portal_group *);
 	char *(*tpg_get_wwn)(struct se_portal_group *);
diff --git a/include/target/target_core_tmr.h b/include/target/target_core_tmr.h
index 6c8248bc2c66..bd5596807478 100644
--- a/include/target/target_core_tmr.h
+++ b/include/target/target_core_tmr.h
@@ -1,37 +1,29 @@
 #ifndef TARGET_CORE_TMR_H
 #define TARGET_CORE_TMR_H
 
-/* task management function values */
-#ifdef ABORT_TASK
-#undef ABORT_TASK
-#endif /* ABORT_TASK */
-#define ABORT_TASK				1
-#ifdef ABORT_TASK_SET
-#undef ABORT_TASK_SET
-#endif /* ABORT_TASK_SET */
-#define ABORT_TASK_SET				2
-#ifdef CLEAR_ACA
-#undef CLEAR_ACA
-#endif /* CLEAR_ACA */
-#define CLEAR_ACA				3
-#ifdef CLEAR_TASK_SET
-#undef CLEAR_TASK_SET
-#endif /* CLEAR_TASK_SET */
-#define CLEAR_TASK_SET				4
-#define LUN_RESET				5
-#define TARGET_WARM_RESET			6
-#define TARGET_COLD_RESET			7
-#define TASK_REASSIGN				8
+/* fabric independent task management function values */
+enum tcm_tmreq_table {
+	TMR_ABORT_TASK		= 1,
+	TMR_ABORT_TASK_SET	= 2,
+	TMR_CLEAR_ACA		= 3,
+	TMR_CLEAR_TASK_SET	= 4,
+	TMR_LUN_RESET		= 5,
+	TMR_TARGET_WARM_RESET	= 6,
+	TMR_TARGET_COLD_RESET	= 7,
+	TMR_FABRIC_TMR		= 255,
+};
 
-/* task management response values */
-#define TMR_FUNCTION_COMPLETE			0
-#define TMR_TASK_DOES_NOT_EXIST			1
-#define TMR_LUN_DOES_NOT_EXIST			2
-#define TMR_TASK_STILL_ALLEGIANT		3
-#define TMR_TASK_FAILOVER_NOT_SUPPORTED		4
-#define TMR_TASK_MGMT_FUNCTION_NOT_SUPPORTED	5
-#define TMR_FUNCTION_AUTHORIZATION_FAILED	6
-#define TMR_FUNCTION_REJECTED			255
+/* fabric independent task management response values */
+enum tcm_tmrsp_table {
+	TMR_FUNCTION_COMPLETE		= 0,
+	TMR_TASK_DOES_NOT_EXIST		= 1,
+	TMR_LUN_DOES_NOT_EXIST		= 2,
+	TMR_TASK_STILL_ALLEGIANT	= 3,
+	TMR_TASK_FAILOVER_NOT_SUPPORTED	= 4,
+	TMR_TASK_MGMT_FUNCTION_NOT_SUPPORTED	= 5,
+	TMR_FUNCTION_AUTHORIZATION_FAILED = 6,
+	TMR_FUNCTION_REJECTED		= 255,
+};
 
 extern struct kmem_cache *se_tmr_req_cache;
 
diff --git a/include/target/target_core_transport.h b/include/target/target_core_transport.h
index 2e8ec51f0615..59aa464f6ee2 100644
--- a/include/target/target_core_transport.h
+++ b/include/target/target_core_transport.h
@@ -109,6 +109,8 @@
 struct se_mem;
 struct se_subsystem_api;
 
+extern struct kmem_cache *se_mem_cache;
+
 extern int init_se_global(void);
 extern void release_se_global(void);
 extern void init_scsi_index_table(void);
@@ -190,6 +192,8 @@ extern void transport_generic_process_write(struct se_cmd *);
 extern int transport_generic_do_tmr(struct se_cmd *);
 /* From target_core_alua.c */
 extern int core_alua_check_nonop_delay(struct se_cmd *);
+/* From target_core_cdb.c */
+extern int transport_emulate_control_cdb(struct se_task *);
 
 /*
  * Each se_transport_task_t can have N number of possible struct se_task's
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index e5e345fb2a5c..e09592d2f916 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -21,8 +21,7 @@ TRACE_EVENT(ext4_free_inode,
 	TP_ARGS(inode),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	umode_t, mode			)
 		__field(	uid_t,	uid			)
@@ -31,8 +30,7 @@ TRACE_EVENT(ext4_free_inode,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->mode	= inode->i_mode;
 		__entry->uid	= inode->i_uid;
@@ -41,9 +39,9 @@ TRACE_EVENT(ext4_free_inode,
 	),
 
 	TP_printk("dev %d,%d ino %lu mode 0%o uid %u gid %u blocks %llu",
-		  __entry->dev_major, __entry->dev_minor,
-		  (unsigned long) __entry->ino, __entry->mode,
-		  __entry->uid, __entry->gid,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  __entry->mode, __entry->uid, __entry->gid,
 		  (unsigned long long) __entry->blocks)
 );
 
@@ -53,21 +51,19 @@ TRACE_EVENT(ext4_request_inode,
 	TP_ARGS(dir, mode),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	dir			)
 		__field(	umode_t, mode			)
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(dir->i_sb->s_dev);
-		__entry->dev_minor = MINOR(dir->i_sb->s_dev);
+		__entry->dev	= dir->i_sb->s_dev;
 		__entry->dir	= dir->i_ino;
 		__entry->mode	= mode;
 	),
 
 	TP_printk("dev %d,%d dir %lu mode 0%o",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->dir, __entry->mode)
 );
 
@@ -77,23 +73,21 @@ TRACE_EVENT(ext4_allocate_inode,
 	TP_ARGS(inode, dir, mode),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	ino_t,	dir			)
 		__field(	umode_t, mode			)
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->dir	= dir->i_ino;
 		__entry->mode	= mode;
 	),
 
 	TP_printk("dev %d,%d ino %lu dir %lu mode 0%o",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  (unsigned long) __entry->dir, __entry->mode)
 );
@@ -104,21 +98,19 @@ TRACE_EVENT(ext4_evict_inode,
 	TP_ARGS(inode),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	int,	nlink			)
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->nlink	= inode->i_nlink;
 	),
 
 	TP_printk("dev %d,%d ino %lu nlink %d",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino, __entry->nlink)
 );
 
@@ -128,21 +120,19 @@ TRACE_EVENT(ext4_drop_inode,
 	TP_ARGS(inode, drop),
 
 	TP_STRUCT__entry(
-		__field(	int,	dev_major		)
-		__field(	int,	dev_minor		)
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	int,	drop			)
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->drop	= drop;
 	),
 
 	TP_printk("dev %d,%d ino %lu drop %d",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino, __entry->drop)
 );
 
@@ -152,21 +142,19 @@ TRACE_EVENT(ext4_mark_inode_dirty,
 	TP_ARGS(inode, IP),
 
 	TP_STRUCT__entry(
-		__field(	int,	dev_major		)
-		__field(	int,	dev_minor		)
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(unsigned long,	ip			)
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->ip	= IP;
 	),
 
 	TP_printk("dev %d,%d ino %lu caller %pF",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino, (void *)__entry->ip)
 );
 
@@ -176,21 +164,19 @@ TRACE_EVENT(ext4_begin_ordered_truncate,
 	TP_ARGS(inode, new_size),
 
 	TP_STRUCT__entry(
-		__field(	int,	dev_major		)
-		__field(	int,	dev_minor		)
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	loff_t,	new_size		)
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor	= MINOR(inode->i_sb->s_dev);
+		__entry->dev		= inode->i_sb->s_dev;
 		__entry->ino		= inode->i_ino;
 		__entry->new_size	= new_size;
 	),
 
 	TP_printk("dev %d,%d ino %lu new_size %lld",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  (long long) __entry->new_size)
 );
@@ -203,8 +189,7 @@ DECLARE_EVENT_CLASS(ext4__write_begin,
 	TP_ARGS(inode, pos, len, flags),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	loff_t,	pos			)
 		__field(	unsigned int, len		)
@@ -212,8 +197,7 @@ DECLARE_EVENT_CLASS(ext4__write_begin,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->pos	= pos;
 		__entry->len	= len;
@@ -221,7 +205,7 @@ DECLARE_EVENT_CLASS(ext4__write_begin,
 	),
 
 	TP_printk("dev %d,%d ino %lu pos %llu len %u flags %u",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  __entry->pos, __entry->len, __entry->flags)
 );
@@ -249,8 +233,7 @@ DECLARE_EVENT_CLASS(ext4__write_end,
 	TP_ARGS(inode, pos, len, copied),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	loff_t,	pos			)
 		__field(	unsigned int, len		)
@@ -258,8 +241,7 @@ DECLARE_EVENT_CLASS(ext4__write_end,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->pos	= pos;
 		__entry->len	= len;
@@ -267,9 +249,9 @@ DECLARE_EVENT_CLASS(ext4__write_end,
 	),
 
 	TP_printk("dev %d,%d ino %lu pos %llu len %u copied %u",
-		  __entry->dev_major, __entry->dev_minor,
-		  (unsigned long) __entry->ino, __entry->pos,
-		  __entry->len, __entry->copied)
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  __entry->pos, __entry->len, __entry->copied)
 );
 
 DEFINE_EVENT(ext4__write_end, ext4_ordered_write_end,
@@ -310,22 +292,20 @@ TRACE_EVENT(ext4_writepage,
 	TP_ARGS(inode, page),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	pgoff_t, index			)
 
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->index	= page->index;
 	),
 
 	TP_printk("dev %d,%d ino %lu page_index %lu",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino, __entry->index)
 );
 
@@ -335,43 +315,39 @@ TRACE_EVENT(ext4_da_writepages,
 	TP_ARGS(inode, wbc),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	long,	nr_to_write		)
 		__field(	long,	pages_skipped		)
 		__field(	loff_t,	range_start		)
 		__field(	loff_t,	range_end		)
+		__field(	int,	sync_mode		)
 		__field(	char,	for_kupdate		)
-		__field(	char,	for_reclaim		)
 		__field(	char,	range_cyclic		)
 		__field(       pgoff_t,	writeback_index		)
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor	= MINOR(inode->i_sb->s_dev);
+		__entry->dev		= inode->i_sb->s_dev;
 		__entry->ino		= inode->i_ino;
 		__entry->nr_to_write	= wbc->nr_to_write;
 		__entry->pages_skipped	= wbc->pages_skipped;
 		__entry->range_start	= wbc->range_start;
 		__entry->range_end	= wbc->range_end;
+		__entry->sync_mode	= wbc->sync_mode;
 		__entry->for_kupdate	= wbc->for_kupdate;
-		__entry->for_reclaim	= wbc->for_reclaim;
 		__entry->range_cyclic	= wbc->range_cyclic;
 		__entry->writeback_index = inode->i_mapping->writeback_index;
 	),
 
 	TP_printk("dev %d,%d ino %lu nr_to_write %ld pages_skipped %ld "
-		  "range_start %llu range_end %llu "
-		  "for_kupdate %d for_reclaim %d "
-		  "range_cyclic %d writeback_index %lu",
-		  __entry->dev_major, __entry->dev_minor,
+		  "range_start %llu range_end %llu sync_mode %d"
+		  "for_kupdate %d range_cyclic %d writeback_index %lu",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino, __entry->nr_to_write,
 		  __entry->pages_skipped, __entry->range_start,
-		  __entry->range_end,
-		  __entry->for_kupdate, __entry->for_reclaim,
-		  __entry->range_cyclic,
+		  __entry->range_end, __entry->sync_mode,
+		  __entry->for_kupdate, __entry->range_cyclic,
 		  (unsigned long) __entry->writeback_index)
 );
 
@@ -381,8 +357,7 @@ TRACE_EVENT(ext4_da_write_pages,
 	TP_ARGS(inode, mpd),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	__u64,	b_blocknr		)
 		__field(	__u32,	b_size			)
@@ -390,11 +365,11 @@ TRACE_EVENT(ext4_da_write_pages,
 		__field(	unsigned long,	first_page	)
 		__field(	int,	io_done			)
 		__field(	int,	pages_written		)
+		__field(	int,	sync_mode		)
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor	= MINOR(inode->i_sb->s_dev);
+		__entry->dev		= inode->i_sb->s_dev;
 		__entry->ino		= inode->i_ino;
 		__entry->b_blocknr	= mpd->b_blocknr;
 		__entry->b_size		= mpd->b_size;
@@ -402,14 +377,18 @@ TRACE_EVENT(ext4_da_write_pages,
 		__entry->first_page	= mpd->first_page;
 		__entry->io_done	= mpd->io_done;
 		__entry->pages_written	= mpd->pages_written;
+		__entry->sync_mode	= mpd->wbc->sync_mode;
 	),
 
-	TP_printk("dev %d,%d ino %lu b_blocknr %llu b_size %u b_state 0x%04x first_page %lu io_done %d pages_written %d",
-		  __entry->dev_major, __entry->dev_minor,
+	TP_printk("dev %d,%d ino %lu b_blocknr %llu b_size %u b_state 0x%04x "
+		  "first_page %lu io_done %d pages_written %d sync_mode %d",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  __entry->b_blocknr, __entry->b_size,
 		  __entry->b_state, __entry->first_page,
-		  __entry->io_done, __entry->pages_written)
+		  __entry->io_done, __entry->pages_written,
+		  __entry->sync_mode
+                  )
 );
 
 TRACE_EVENT(ext4_da_writepages_result,
@@ -419,35 +398,100 @@ TRACE_EVENT(ext4_da_writepages_result,
 	TP_ARGS(inode, wbc, ret, pages_written),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	int,	ret			)
 		__field(	int,	pages_written		)
 		__field(	long,	pages_skipped		)
+		__field(	int,	sync_mode		)
 		__field(	char,	more_io			)	
 		__field(       pgoff_t,	writeback_index		)
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor	= MINOR(inode->i_sb->s_dev);
+		__entry->dev		= inode->i_sb->s_dev;
 		__entry->ino		= inode->i_ino;
 		__entry->ret		= ret;
 		__entry->pages_written	= pages_written;
 		__entry->pages_skipped	= wbc->pages_skipped;
+		__entry->sync_mode	= wbc->sync_mode;
 		__entry->more_io	= wbc->more_io;
 		__entry->writeback_index = inode->i_mapping->writeback_index;
 	),
 
-	TP_printk("dev %d,%d ino %lu ret %d pages_written %d pages_skipped %ld more_io %d writeback_index %lu",
-		  __entry->dev_major, __entry->dev_minor,
+	TP_printk("dev %d,%d ino %lu ret %d pages_written %d pages_skipped %ld "
+		  " more_io %d sync_mode %d writeback_index %lu",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino, __entry->ret,
 		  __entry->pages_written, __entry->pages_skipped,
-		  __entry->more_io,
+		  __entry->more_io, __entry->sync_mode,
 		  (unsigned long) __entry->writeback_index)
 );
 
+DECLARE_EVENT_CLASS(ext4__page_op,
+	TP_PROTO(struct page *page),
+
+	TP_ARGS(page),
+
+	TP_STRUCT__entry(
+		__field(	pgoff_t, index			)
+		__field(	ino_t,	ino			)
+		__field(	dev_t,	dev			)
+
+	),
+
+	TP_fast_assign(
+		__entry->index	= page->index;
+		__entry->ino	= page->mapping->host->i_ino;
+		__entry->dev	= page->mapping->host->i_sb->s_dev;
+	),
+
+	TP_printk("dev %d,%d ino %lu page_index %lu",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  __entry->index)
+);
+
+DEFINE_EVENT(ext4__page_op, ext4_readpage,
+
+	TP_PROTO(struct page *page),
+
+	TP_ARGS(page)
+);
+
+DEFINE_EVENT(ext4__page_op, ext4_releasepage,
+
+	TP_PROTO(struct page *page),
+
+	TP_ARGS(page)
+);
+
+TRACE_EVENT(ext4_invalidatepage,
+	TP_PROTO(struct page *page, unsigned long offset),
+
+	TP_ARGS(page, offset),
+
+	TP_STRUCT__entry(
+		__field(	pgoff_t, index			)
+		__field(	unsigned long, offset		)
+		__field(	ino_t,	ino			)
+		__field(	dev_t,	dev			)
+
+	),
+
+	TP_fast_assign(
+		__entry->index	= page->index;
+		__entry->offset	= offset;
+		__entry->ino	= page->mapping->host->i_ino;
+		__entry->dev	= page->mapping->host->i_sb->s_dev;
+	),
+
+	TP_printk("dev %d,%d ino %lu page_index %lu offset %lu",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  __entry->index, __entry->offset)
+);
+
 TRACE_EVENT(ext4_discard_blocks,
 	TP_PROTO(struct super_block *sb, unsigned long long blk,
 			unsigned long long count),
@@ -455,22 +499,20 @@ TRACE_EVENT(ext4_discard_blocks,
 	TP_ARGS(sb, blk, count),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	__u64,	blk			)
 		__field(	__u64,	count			)
 
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(sb->s_dev);
-		__entry->dev_minor = MINOR(sb->s_dev);
+		__entry->dev	= sb->s_dev;
 		__entry->blk	= blk;
 		__entry->count	= count;
 	),
 
 	TP_printk("dev %d,%d blk %llu count %llu",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  __entry->blk, __entry->count)
 );
 
@@ -481,8 +523,7 @@ DECLARE_EVENT_CLASS(ext4__mb_new_pa,
 	TP_ARGS(ac, pa),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	__u64,	pa_pstart		)
 		__field(	__u32,	pa_len			)
@@ -491,8 +532,7 @@ DECLARE_EVENT_CLASS(ext4__mb_new_pa,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(ac->ac_sb->s_dev);
-		__entry->dev_minor	= MINOR(ac->ac_sb->s_dev);
+		__entry->dev		= ac->ac_sb->s_dev;
 		__entry->ino		= ac->ac_inode->i_ino;
 		__entry->pa_pstart	= pa->pa_pstart;
 		__entry->pa_len		= pa->pa_len;
@@ -500,9 +540,9 @@ DECLARE_EVENT_CLASS(ext4__mb_new_pa,
 	),
 
 	TP_printk("dev %d,%d ino %lu pstart %llu len %u lstart %llu",
-		  __entry->dev_major, __entry->dev_minor,
-		  (unsigned long) __entry->ino, __entry->pa_pstart,
-		  __entry->pa_len, __entry->pa_lstart)
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  __entry->pa_pstart, __entry->pa_len, __entry->pa_lstart)
 );
 
 DEFINE_EVENT(ext4__mb_new_pa, ext4_mb_new_inode_pa,
@@ -530,8 +570,7 @@ TRACE_EVENT(ext4_mb_release_inode_pa,
 	TP_ARGS(sb, inode, pa, block, count),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	__u64,	block			)
 		__field(	__u32,	count			)
@@ -539,16 +578,16 @@ TRACE_EVENT(ext4_mb_release_inode_pa,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(sb->s_dev);
-		__entry->dev_minor	= MINOR(sb->s_dev);
+		__entry->dev		= sb->s_dev;
 		__entry->ino		= inode->i_ino;
 		__entry->block		= block;
 		__entry->count		= count;
 	),
 
 	TP_printk("dev %d,%d ino %lu block %llu count %u",
-		  __entry->dev_major, __entry->dev_minor,
-		  (unsigned long) __entry->ino, __entry->block, __entry->count)
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  __entry->block, __entry->count)
 );
 
 TRACE_EVENT(ext4_mb_release_group_pa,
@@ -558,22 +597,20 @@ TRACE_EVENT(ext4_mb_release_group_pa,
 	TP_ARGS(sb, pa),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	__u64,	pa_pstart		)
 		__field(	__u32,	pa_len			)
 
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(sb->s_dev);
-		__entry->dev_minor	= MINOR(sb->s_dev);
+		__entry->dev		= sb->s_dev;
 		__entry->pa_pstart	= pa->pa_pstart;
 		__entry->pa_len		= pa->pa_len;
 	),
 
 	TP_printk("dev %d,%d pstart %llu len %u",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  __entry->pa_pstart, __entry->pa_len)
 );
 
@@ -583,20 +620,18 @@ TRACE_EVENT(ext4_discard_preallocations,
 	TP_ARGS(inode),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 	),
 
 	TP_printk("dev %d,%d ino %lu",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino)
 );
 
@@ -606,20 +641,19 @@ TRACE_EVENT(ext4_mb_discard_preallocations,
 	TP_ARGS(sb, needed),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	int,	needed			)
 
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(sb->s_dev);
-		__entry->dev_minor = MINOR(sb->s_dev);
+		__entry->dev	= sb->s_dev;
 		__entry->needed	= needed;
 	),
 
 	TP_printk("dev %d,%d needed %d",
-		  __entry->dev_major, __entry->dev_minor, __entry->needed)
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  __entry->needed)
 );
 
 TRACE_EVENT(ext4_request_blocks,
@@ -628,8 +662,7 @@ TRACE_EVENT(ext4_request_blocks,
 	TP_ARGS(ar),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	unsigned int, flags		)
 		__field(	unsigned int, len		)
@@ -642,8 +675,7 @@ TRACE_EVENT(ext4_request_blocks,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(ar->inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(ar->inode->i_sb->s_dev);
+		__entry->dev	= ar->inode->i_sb->s_dev;
 		__entry->ino	= ar->inode->i_ino;
 		__entry->flags	= ar->flags;
 		__entry->len	= ar->len;
@@ -655,8 +687,9 @@ TRACE_EVENT(ext4_request_blocks,
 		__entry->pright	= ar->pright;
 	),
 
-	TP_printk("dev %d,%d ino %lu flags %u len %u lblk %llu goal %llu lleft %llu lright %llu pleft %llu pright %llu ",
-		  __entry->dev_major, __entry->dev_minor,
+	TP_printk("dev %d,%d ino %lu flags %u len %u lblk %llu goal %llu "
+		  "lleft %llu lright %llu pleft %llu pright %llu ",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  __entry->flags, __entry->len,
 		  (unsigned long long) __entry->logical,
@@ -673,8 +706,7 @@ TRACE_EVENT(ext4_allocate_blocks,
 	TP_ARGS(ar, block),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	__u64,	block			)
 		__field(	unsigned int, flags		)
@@ -688,8 +720,7 @@ TRACE_EVENT(ext4_allocate_blocks,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(ar->inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(ar->inode->i_sb->s_dev);
+		__entry->dev	= ar->inode->i_sb->s_dev;
 		__entry->ino	= ar->inode->i_ino;
 		__entry->block	= block;
 		__entry->flags	= ar->flags;
@@ -702,10 +733,11 @@ TRACE_EVENT(ext4_allocate_blocks,
 		__entry->pright	= ar->pright;
 	),
 
-	TP_printk("dev %d,%d ino %lu flags %u len %u block %llu lblk %llu goal %llu lleft %llu lright %llu pleft %llu pright %llu ",
-		  __entry->dev_major, __entry->dev_minor,
-		  (unsigned long) __entry->ino, __entry->flags,
-		  __entry->len, __entry->block,
+	TP_printk("dev %d,%d ino %lu flags %u len %u block %llu lblk %llu "
+		  "goal %llu lleft %llu lright %llu pleft %llu pright %llu",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  __entry->flags, __entry->len, __entry->block,
 		  (unsigned long long) __entry->logical,
 		  (unsigned long long) __entry->goal,
 		  (unsigned long long) __entry->lleft,
@@ -721,8 +753,7 @@ TRACE_EVENT(ext4_free_blocks,
 	TP_ARGS(inode, block, count, flags),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(      umode_t, mode			)
 		__field(	__u64,	block			)
@@ -731,8 +762,7 @@ TRACE_EVENT(ext4_free_blocks,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor	= MINOR(inode->i_sb->s_dev);
+		__entry->dev		= inode->i_sb->s_dev;
 		__entry->ino		= inode->i_ino;
 		__entry->mode		= inode->i_mode;
 		__entry->block		= block;
@@ -741,20 +771,19 @@ TRACE_EVENT(ext4_free_blocks,
 	),
 
 	TP_printk("dev %d,%d ino %lu mode 0%o block %llu count %lu flags %d",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  __entry->mode, __entry->block, __entry->count,
 		  __entry->flags)
 );
 
-TRACE_EVENT(ext4_sync_file,
+TRACE_EVENT(ext4_sync_file_enter,
 	TP_PROTO(struct file *file, int datasync),
 
 	TP_ARGS(file, datasync),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	ino_t,	parent			)
 		__field(	int,	datasync		)
@@ -763,39 +792,60 @@ TRACE_EVENT(ext4_sync_file,
 	TP_fast_assign(
 		struct dentry *dentry = file->f_path.dentry;
 
-		__entry->dev_major	= MAJOR(dentry->d_inode->i_sb->s_dev);
-		__entry->dev_minor	= MINOR(dentry->d_inode->i_sb->s_dev);
+		__entry->dev		= dentry->d_inode->i_sb->s_dev;
 		__entry->ino		= dentry->d_inode->i_ino;
 		__entry->datasync	= datasync;
 		__entry->parent		= dentry->d_parent->d_inode->i_ino;
 	),
 
 	TP_printk("dev %d,%d ino %ld parent %ld datasync %d ",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  (unsigned long) __entry->parent, __entry->datasync)
 );
 
+TRACE_EVENT(ext4_sync_file_exit,
+	TP_PROTO(struct inode *inode, int ret),
+
+	TP_ARGS(inode, ret),
+
+	TP_STRUCT__entry(
+		__field(	int,	ret			)
+		__field(	ino_t,	ino			)
+		__field(	dev_t,	dev			)
+	),
+
+	TP_fast_assign(
+		__entry->ret		= ret;
+		__entry->ino		= inode->i_ino;
+		__entry->dev		= inode->i_sb->s_dev;
+	),
+
+	TP_printk("dev %d,%d ino %ld ret %d",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  __entry->ret)
+);
+
 TRACE_EVENT(ext4_sync_fs,
 	TP_PROTO(struct super_block *sb, int wait),
 
 	TP_ARGS(sb, wait),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	int,	wait			)
 
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(sb->s_dev);
-		__entry->dev_minor = MINOR(sb->s_dev);
+		__entry->dev	= sb->s_dev;
 		__entry->wait	= wait;
 	),
 
-	TP_printk("dev %d,%d wait %d", __entry->dev_major,
-		  __entry->dev_minor, __entry->wait)
+	TP_printk("dev %d,%d wait %d",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  __entry->wait)
 );
 
 TRACE_EVENT(ext4_alloc_da_blocks,
@@ -804,23 +854,21 @@ TRACE_EVENT(ext4_alloc_da_blocks,
 	TP_ARGS(inode),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field( unsigned int,	data_blocks	)
 		__field( unsigned int,	meta_blocks	)
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
 		__entry->meta_blocks = EXT4_I(inode)->i_reserved_meta_blocks;
 	),
 
 	TP_printk("dev %d,%d ino %lu data_blocks %u meta_blocks %u",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  __entry->data_blocks, __entry->meta_blocks)
 );
@@ -831,8 +879,7 @@ TRACE_EVENT(ext4_mballoc_alloc,
 	TP_ARGS(ac),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	__u16,	found			)
 		__field(	__u16,	groups			)
@@ -855,8 +902,7 @@ TRACE_EVENT(ext4_mballoc_alloc,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(ac->ac_inode->i_sb->s_dev);
-		__entry->dev_minor	= MINOR(ac->ac_inode->i_sb->s_dev);
+		__entry->dev		= ac->ac_inode->i_sb->s_dev;
 		__entry->ino		= ac->ac_inode->i_ino;
 		__entry->found		= ac->ac_found;
 		__entry->flags		= ac->ac_flags;
@@ -881,7 +927,7 @@ TRACE_EVENT(ext4_mballoc_alloc,
 	TP_printk("dev %d,%d inode %lu orig %u/%d/%u@%u goal %u/%d/%u@%u "
 		  "result %u/%d/%u@%u blks %u grps %u cr %u flags 0x%04x "
 		  "tail %u broken %u",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  __entry->orig_group, __entry->orig_start,
 		  __entry->orig_len, __entry->orig_logical,
@@ -900,8 +946,7 @@ TRACE_EVENT(ext4_mballoc_prealloc,
 	TP_ARGS(ac),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	__u32, 	orig_logical		)
 		__field(	  int,	orig_start		)
@@ -914,8 +959,7 @@ TRACE_EVENT(ext4_mballoc_prealloc,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(ac->ac_inode->i_sb->s_dev);
-		__entry->dev_minor	= MINOR(ac->ac_inode->i_sb->s_dev);
+		__entry->dev		= ac->ac_inode->i_sb->s_dev;
 		__entry->ino		= ac->ac_inode->i_ino;
 		__entry->orig_logical	= ac->ac_o_ex.fe_logical;
 		__entry->orig_start	= ac->ac_o_ex.fe_start;
@@ -928,7 +972,7 @@ TRACE_EVENT(ext4_mballoc_prealloc,
 	),
 
 	TP_printk("dev %d,%d inode %lu orig %u/%d/%u@%u result %u/%d/%u@%u",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  __entry->orig_group, __entry->orig_start,
 		  __entry->orig_len, __entry->orig_logical,
@@ -946,8 +990,7 @@ DECLARE_EVENT_CLASS(ext4__mballoc,
 	TP_ARGS(sb, inode, group, start, len),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	  int,	result_start		)
 		__field(	__u32, 	result_group		)
@@ -955,8 +998,7 @@ DECLARE_EVENT_CLASS(ext4__mballoc,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(sb->s_dev);
-		__entry->dev_minor	= MINOR(sb->s_dev);
+		__entry->dev		= sb->s_dev;
 		__entry->ino		= inode ? inode->i_ino : 0;
 		__entry->result_start	= start;
 		__entry->result_group	= group;
@@ -964,7 +1006,7 @@ DECLARE_EVENT_CLASS(ext4__mballoc,
 	),
 
 	TP_printk("dev %d,%d inode %lu extent %u/%d/%u ",
-		  __entry->dev_major, __entry->dev_minor,
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  __entry->result_group, __entry->result_start,
 		  __entry->result_len)
@@ -998,8 +1040,7 @@ TRACE_EVENT(ext4_forget,
 	TP_ARGS(inode, is_metadata, block),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	umode_t, mode			)
 		__field(	int,	is_metadata		)
@@ -1007,8 +1048,7 @@ TRACE_EVENT(ext4_forget,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->mode	= inode->i_mode;
 		__entry->is_metadata = is_metadata;
@@ -1016,9 +1056,9 @@ TRACE_EVENT(ext4_forget,
 	),
 
 	TP_printk("dev %d,%d ino %lu mode 0%o is_metadata %d block %llu",
-		  __entry->dev_major, __entry->dev_minor,
-		  (unsigned long) __entry->ino, __entry->mode,
-		  __entry->is_metadata, __entry->block)
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  __entry->mode, __entry->is_metadata, __entry->block)
 );
 
 TRACE_EVENT(ext4_da_update_reserve_space,
@@ -1027,8 +1067,7 @@ TRACE_EVENT(ext4_da_update_reserve_space,
 	TP_ARGS(inode, used_blocks),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	umode_t, mode			)
 		__field(	__u64,	i_blocks		)
@@ -1039,8 +1078,7 @@ TRACE_EVENT(ext4_da_update_reserve_space,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->mode	= inode->i_mode;
 		__entry->i_blocks = inode->i_blocks;
@@ -1050,10 +1088,12 @@ TRACE_EVENT(ext4_da_update_reserve_space,
 		__entry->allocated_meta_blocks = EXT4_I(inode)->i_allocated_meta_blocks;
 	),
 
-	TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu used_blocks %d reserved_data_blocks %d reserved_meta_blocks %d allocated_meta_blocks %d",
-		  __entry->dev_major, __entry->dev_minor,
-		  (unsigned long) __entry->ino, __entry->mode,
-		  (unsigned long long) __entry->i_blocks,
+	TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu used_blocks %d "
+		  "reserved_data_blocks %d reserved_meta_blocks %d "
+		  "allocated_meta_blocks %d",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  __entry->mode,  (unsigned long long) __entry->i_blocks,
 		  __entry->used_blocks, __entry->reserved_data_blocks,
 		  __entry->reserved_meta_blocks, __entry->allocated_meta_blocks)
 );
@@ -1064,8 +1104,7 @@ TRACE_EVENT(ext4_da_reserve_space,
 	TP_ARGS(inode, md_needed),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	umode_t, mode			)
 		__field(	__u64,	i_blocks		)
@@ -1075,8 +1114,7 @@ TRACE_EVENT(ext4_da_reserve_space,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->mode	= inode->i_mode;
 		__entry->i_blocks = inode->i_blocks;
@@ -1085,8 +1123,9 @@ TRACE_EVENT(ext4_da_reserve_space,
 		__entry->reserved_meta_blocks = EXT4_I(inode)->i_reserved_meta_blocks;
 	),
 
-	TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu md_needed %d reserved_data_blocks %d reserved_meta_blocks %d",
-		  __entry->dev_major, __entry->dev_minor,
+	TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu md_needed %d "
+		  "reserved_data_blocks %d reserved_meta_blocks %d",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  __entry->mode, (unsigned long long) __entry->i_blocks,
 		  __entry->md_needed, __entry->reserved_data_blocks,
@@ -1099,8 +1138,7 @@ TRACE_EVENT(ext4_da_release_space,
 	TP_ARGS(inode, freed_blocks),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 		__field(	umode_t, mode			)
 		__field(	__u64,	i_blocks		)
@@ -1111,8 +1149,7 @@ TRACE_EVENT(ext4_da_release_space,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 		__entry->mode	= inode->i_mode;
 		__entry->i_blocks = inode->i_blocks;
@@ -1122,8 +1159,10 @@ TRACE_EVENT(ext4_da_release_space,
 		__entry->allocated_meta_blocks = EXT4_I(inode)->i_allocated_meta_blocks;
 	),
 
-	TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu freed_blocks %d reserved_data_blocks %d reserved_meta_blocks %d allocated_meta_blocks %d",
-		  __entry->dev_major, __entry->dev_minor,
+	TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu freed_blocks %d "
+		  "reserved_data_blocks %d reserved_meta_blocks %d "
+		  "allocated_meta_blocks %d",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
 		  (unsigned long) __entry->ino,
 		  __entry->mode, (unsigned long long) __entry->i_blocks,
 		  __entry->freed_blocks, __entry->reserved_data_blocks,
@@ -1136,20 +1175,19 @@ DECLARE_EVENT_CLASS(ext4__bitmap_load,
 	TP_ARGS(sb, group),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	__u32,	group			)
 
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(sb->s_dev);
-		__entry->dev_minor = MINOR(sb->s_dev);
+		__entry->dev	= sb->s_dev;
 		__entry->group	= group;
 	),
 
 	TP_printk("dev %d,%d group %u",
-		  __entry->dev_major, __entry->dev_minor, __entry->group)
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  __entry->group)
 );
 
 DEFINE_EVENT(ext4__bitmap_load, ext4_mb_bitmap_load,
@@ -1166,6 +1204,349 @@ DEFINE_EVENT(ext4__bitmap_load, ext4_mb_buddy_bitmap_load,
 	TP_ARGS(sb, group)
 );
 
+DEFINE_EVENT(ext4__bitmap_load, ext4_read_block_bitmap_load,
+
+	TP_PROTO(struct super_block *sb, unsigned long group),
+
+	TP_ARGS(sb, group)
+);
+
+DEFINE_EVENT(ext4__bitmap_load, ext4_load_inode_bitmap,
+
+	TP_PROTO(struct super_block *sb, unsigned long group),
+
+	TP_ARGS(sb, group)
+);
+
+TRACE_EVENT(ext4_direct_IO_enter,
+	TP_PROTO(struct inode *inode, loff_t offset, unsigned long len, int rw),
+
+	TP_ARGS(inode, offset, len, rw),
+
+	TP_STRUCT__entry(
+		__field(	ino_t,	ino			)
+		__field(	dev_t,	dev			)
+		__field(	loff_t,	pos			)
+		__field(	unsigned long,	len		)
+		__field(	int,	rw			)
+	),
+
+	TP_fast_assign(
+		__entry->ino	= inode->i_ino;
+		__entry->dev	= inode->i_sb->s_dev;
+		__entry->pos	= offset;
+		__entry->len	= len;
+		__entry->rw	= rw;
+	),
+
+	TP_printk("dev %d,%d ino %lu pos %llu len %lu rw %d",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  (unsigned long long) __entry->pos, __entry->len, __entry->rw)
+);
+
+TRACE_EVENT(ext4_direct_IO_exit,
+	TP_PROTO(struct inode *inode, loff_t offset, unsigned long len, int rw, int ret),
+
+	TP_ARGS(inode, offset, len, rw, ret),
+
+	TP_STRUCT__entry(
+		__field(	ino_t,	ino			)
+		__field(	dev_t,	dev			)
+		__field(	loff_t,	pos			)
+		__field(	unsigned long,	len		)
+		__field(	int,	rw			)
+		__field(	int,	ret			)
+	),
+
+	TP_fast_assign(
+		__entry->ino	= inode->i_ino;
+		__entry->dev	= inode->i_sb->s_dev;
+		__entry->pos	= offset;
+		__entry->len	= len;
+		__entry->rw	= rw;
+		__entry->ret	= ret;
+	),
+
+	TP_printk("dev %d,%d ino %lu pos %llu len %lu rw %d ret %d",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  (unsigned long long) __entry->pos, __entry->len,
+		  __entry->rw, __entry->ret)
+);
+
+TRACE_EVENT(ext4_fallocate_enter,
+	TP_PROTO(struct inode *inode, loff_t offset, loff_t len, int mode),
+
+	TP_ARGS(inode, offset, len, mode),
+
+	TP_STRUCT__entry(
+		__field(	ino_t,	ino			)
+		__field(	dev_t,	dev			)
+		__field(	loff_t,	pos			)
+		__field(	loff_t,	len			)
+		__field(	int,	mode			)
+	),
+
+	TP_fast_assign(
+		__entry->ino	= inode->i_ino;
+		__entry->dev	= inode->i_sb->s_dev;
+		__entry->pos	= offset;
+		__entry->len	= len;
+		__entry->mode	= mode;
+	),
+
+	TP_printk("dev %d,%d ino %ld pos %llu len %llu mode %d",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  (unsigned long long) __entry->pos,
+		  (unsigned long long) __entry->len, __entry->mode)
+);
+
+TRACE_EVENT(ext4_fallocate_exit,
+	TP_PROTO(struct inode *inode, loff_t offset, unsigned int max_blocks, int ret),
+
+	TP_ARGS(inode, offset, max_blocks, ret),
+
+	TP_STRUCT__entry(
+		__field(	ino_t,	ino			)
+		__field(	dev_t,	dev			)
+		__field(	loff_t,	pos			)
+		__field(	unsigned,	blocks		)
+		__field(	int, 	ret			)
+	),
+
+	TP_fast_assign(
+		__entry->ino	= inode->i_ino;
+		__entry->dev	= inode->i_sb->s_dev;
+		__entry->pos	= offset;
+		__entry->blocks	= max_blocks;
+		__entry->ret	= ret;
+	),
+
+	TP_printk("dev %d,%d ino %ld pos %llu blocks %d ret %d",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  (unsigned long long) __entry->pos, __entry->blocks,
+		  __entry->ret)
+);
+
+TRACE_EVENT(ext4_unlink_enter,
+	TP_PROTO(struct inode *parent, struct dentry *dentry),
+
+	TP_ARGS(parent, dentry),
+
+	TP_STRUCT__entry(
+		__field(	ino_t,	parent			)
+		__field(	ino_t,	ino			)
+		__field(	loff_t,	size			)
+		__field(	dev_t,	dev			)
+	),
+
+	TP_fast_assign(
+		__entry->parent		= parent->i_ino;
+		__entry->ino		= dentry->d_inode->i_ino;
+		__entry->size		= dentry->d_inode->i_size;
+		__entry->dev		= dentry->d_inode->i_sb->s_dev;
+	),
+
+	TP_printk("dev %d,%d ino %ld size %lld parent %ld",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino, __entry->size,
+		  (unsigned long) __entry->parent)
+);
+
+TRACE_EVENT(ext4_unlink_exit,
+	TP_PROTO(struct dentry *dentry, int ret),
+
+	TP_ARGS(dentry, ret),
+
+	TP_STRUCT__entry(
+		__field(	ino_t,	ino			)
+		__field(	dev_t,	dev			)
+		__field(	int,	ret			)
+	),
+
+	TP_fast_assign(
+		__entry->ino		= dentry->d_inode->i_ino;
+		__entry->dev		= dentry->d_inode->i_sb->s_dev;
+		__entry->ret		= ret;
+	),
+
+	TP_printk("dev %d,%d ino %ld ret %d",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  __entry->ret)
+);
+
+DECLARE_EVENT_CLASS(ext4__truncate,
+	TP_PROTO(struct inode *inode),
+
+	TP_ARGS(inode),
+
+	TP_STRUCT__entry(
+		__field(	ino_t,  	ino		)
+		__field(	dev_t,  	dev		)
+		__field(	blkcnt_t,	blocks		)
+	),
+
+	TP_fast_assign(
+		__entry->ino    = inode->i_ino;
+		__entry->dev    = inode->i_sb->s_dev;
+		__entry->blocks	= inode->i_blocks;
+	),
+
+	TP_printk("dev %d,%d ino %lu blocks %lu",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino, (unsigned long) __entry->blocks)
+);
+
+DEFINE_EVENT(ext4__truncate, ext4_truncate_enter,
+
+	TP_PROTO(struct inode *inode),
+
+	TP_ARGS(inode)
+);
+
+DEFINE_EVENT(ext4__truncate, ext4_truncate_exit,
+
+	TP_PROTO(struct inode *inode),
+
+	TP_ARGS(inode)
+);
+
+DECLARE_EVENT_CLASS(ext4__map_blocks_enter,
+	TP_PROTO(struct inode *inode, ext4_lblk_t lblk,
+		 unsigned len, unsigned flags),
+
+	TP_ARGS(inode, lblk, len, flags),
+
+	TP_STRUCT__entry(
+		__field(	ino_t,  	ino		)
+		__field(	dev_t,  	dev		)
+		__field(	ext4_lblk_t,	lblk		)
+		__field(	unsigned,	len		)
+		__field(	unsigned,	flags		)
+	),
+
+	TP_fast_assign(
+		__entry->ino    = inode->i_ino;
+		__entry->dev    = inode->i_sb->s_dev;
+		__entry->lblk	= lblk;
+		__entry->len	= len;
+		__entry->flags	= flags;
+	),
+
+	TP_printk("dev %d,%d ino %lu lblk %u len %u flags %u",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  (unsigned) __entry->lblk, __entry->len, __entry->flags)
+);
+
+DEFINE_EVENT(ext4__map_blocks_enter, ext4_ext_map_blocks_enter,
+	TP_PROTO(struct inode *inode, ext4_lblk_t lblk,
+		 unsigned len, unsigned flags),
+
+	TP_ARGS(inode, lblk, len, flags)
+);
+
+DEFINE_EVENT(ext4__map_blocks_enter, ext4_ind_map_blocks_enter,
+	TP_PROTO(struct inode *inode, ext4_lblk_t lblk,
+		 unsigned len, unsigned flags),
+
+	TP_ARGS(inode, lblk, len, flags)
+);
+
+DECLARE_EVENT_CLASS(ext4__map_blocks_exit,
+	TP_PROTO(struct inode *inode, ext4_lblk_t lblk,
+		 ext4_fsblk_t pblk, unsigned len, int ret),
+
+	TP_ARGS(inode, lblk, pblk, len, ret),
+
+	TP_STRUCT__entry(
+		__field(	ino_t,		ino		)
+		__field(	dev_t,		dev		)
+		__field(	ext4_lblk_t,	lblk		)
+		__field(	ext4_fsblk_t,	pblk		)
+		__field(	unsigned,	len		)
+		__field(	int,		ret		)
+	),
+
+	TP_fast_assign(
+		__entry->ino    = inode->i_ino;
+		__entry->dev    = inode->i_sb->s_dev;
+		__entry->lblk	= lblk;
+		__entry->pblk	= pblk;
+		__entry->len	= len;
+		__entry->ret	= ret;
+	),
+
+	TP_printk("dev %d,%d ino %lu lblk %u pblk %llu len %u ret %d",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  (unsigned) __entry->lblk, (unsigned long long) __entry->pblk,
+		  __entry->len, __entry->ret)
+);
+
+DEFINE_EVENT(ext4__map_blocks_exit, ext4_ext_map_blocks_exit,
+	TP_PROTO(struct inode *inode, ext4_lblk_t lblk,
+		 ext4_fsblk_t pblk, unsigned len, int ret),
+
+	TP_ARGS(inode, lblk, pblk, len, ret)
+);
+
+DEFINE_EVENT(ext4__map_blocks_exit, ext4_ind_map_blocks_exit,
+	TP_PROTO(struct inode *inode, ext4_lblk_t lblk,
+		 ext4_fsblk_t pblk, unsigned len, int ret),
+
+	TP_ARGS(inode, lblk, pblk, len, ret)
+);
+
+TRACE_EVENT(ext4_ext_load_extent,
+	TP_PROTO(struct inode *inode, ext4_lblk_t lblk, ext4_fsblk_t pblk),
+
+	TP_ARGS(inode, lblk, pblk),
+
+	TP_STRUCT__entry(
+		__field(	ino_t,		ino		)
+		__field(	dev_t,		dev		)
+		__field(	ext4_lblk_t,	lblk		)
+		__field(	ext4_fsblk_t,	pblk		)
+	),
+
+	TP_fast_assign(
+		__entry->ino    = inode->i_ino;
+		__entry->dev    = inode->i_sb->s_dev;
+		__entry->lblk	= lblk;
+		__entry->pblk	= pblk;
+	),
+
+	TP_printk("dev %d,%d ino %lu lblk %u pblk %llu",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino,
+		  (unsigned) __entry->lblk, (unsigned long long) __entry->pblk)
+);
+
+TRACE_EVENT(ext4_load_inode,
+	TP_PROTO(struct inode *inode),
+
+	TP_ARGS(inode),
+
+	TP_STRUCT__entry(
+		__field(	ino_t,	ino		)
+		__field(	dev_t,	dev		)
+	),
+
+	TP_fast_assign(
+		__entry->ino		= inode->i_ino;
+		__entry->dev		= inode->i_sb->s_dev;
+	),
+
+	TP_printk("dev %d,%d ino %ld",
+		  MAJOR(__entry->dev), MINOR(__entry->dev),
+		  (unsigned long) __entry->ino)
+);
+
 #endif /* _TRACE_EXT4_H */
 
 /* This part must be outside protection */
diff --git a/include/trace/events/jbd2.h b/include/trace/events/jbd2.h
index 7447ea9305b5..bf16545cc977 100644
--- a/include/trace/events/jbd2.h
+++ b/include/trace/events/jbd2.h
@@ -17,19 +17,17 @@ TRACE_EVENT(jbd2_checkpoint,
 	TP_ARGS(journal, result),
 
 	TP_STRUCT__entry(
-		__field(	int,	dev_major		)
-		__field(	int,	dev_minor		)
+		__field(	dev_t,	dev			)
 		__field(	int,	result			)
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(journal->j_fs_dev->bd_dev);
-		__entry->dev_minor	= MINOR(journal->j_fs_dev->bd_dev);
+		__entry->dev		= journal->j_fs_dev->bd_dev;
 		__entry->result		= result;
 	),
 
-	TP_printk("dev %d,%d result %d",
-		  __entry->dev_major, __entry->dev_minor, __entry->result)
+	TP_printk("dev %s result %d",
+		  jbd2_dev_to_name(__entry->dev), __entry->result)
 );
 
 DECLARE_EVENT_CLASS(jbd2_commit,
@@ -39,22 +37,20 @@ DECLARE_EVENT_CLASS(jbd2_commit,
 	TP_ARGS(journal, commit_transaction),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	char,	sync_commit		  )
 		__field(	int,	transaction		  )
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(journal->j_fs_dev->bd_dev);
-		__entry->dev_minor	= MINOR(journal->j_fs_dev->bd_dev);
+		__entry->dev		= journal->j_fs_dev->bd_dev;
 		__entry->sync_commit = commit_transaction->t_synchronous_commit;
 		__entry->transaction	= commit_transaction->t_tid;
 	),
 
-	TP_printk("dev %d,%d transaction %d sync %d",
-		  __entry->dev_major, __entry->dev_minor,
-		  __entry->transaction, __entry->sync_commit)
+	TP_printk("dev %s transaction %d sync %d",
+		  jbd2_dev_to_name(__entry->dev), __entry->transaction,
+		  __entry->sync_commit)
 );
 
 DEFINE_EVENT(jbd2_commit, jbd2_start_commit,
@@ -91,24 +87,22 @@ TRACE_EVENT(jbd2_end_commit,
 	TP_ARGS(journal, commit_transaction),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	char,	sync_commit		  )
 		__field(	int,	transaction		  )
 		__field(	int,	head		  	  )
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(journal->j_fs_dev->bd_dev);
-		__entry->dev_minor	= MINOR(journal->j_fs_dev->bd_dev);
+		__entry->dev		= journal->j_fs_dev->bd_dev;
 		__entry->sync_commit = commit_transaction->t_synchronous_commit;
 		__entry->transaction	= commit_transaction->t_tid;
 		__entry->head		= journal->j_tail_sequence;
 	),
 
-	TP_printk("dev %d,%d transaction %d sync %d head %d",
-		  __entry->dev_major, __entry->dev_minor,
-		  __entry->transaction, __entry->sync_commit, __entry->head)
+	TP_printk("dev %s transaction %d sync %d head %d",
+		  jbd2_dev_to_name(__entry->dev), __entry->transaction,
+		  __entry->sync_commit, __entry->head)
 );
 
 TRACE_EVENT(jbd2_submit_inode_data,
@@ -117,20 +111,17 @@ TRACE_EVENT(jbd2_submit_inode_data,
 	TP_ARGS(inode),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	ino_t,	ino			)
 	),
 
 	TP_fast_assign(
-		__entry->dev_major = MAJOR(inode->i_sb->s_dev);
-		__entry->dev_minor = MINOR(inode->i_sb->s_dev);
+		__entry->dev	= inode->i_sb->s_dev;
 		__entry->ino	= inode->i_ino;
 	),
 
-	TP_printk("dev %d,%d ino %lu",
-		  __entry->dev_major, __entry->dev_minor,
-		  (unsigned long) __entry->ino)
+	TP_printk("dev %s ino %lu",
+		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino)
 );
 
 TRACE_EVENT(jbd2_run_stats,
@@ -140,8 +131,7 @@ TRACE_EVENT(jbd2_run_stats,
 	TP_ARGS(dev, tid, stats),
 
 	TP_STRUCT__entry(
-		__field(		  int,	dev_major	)
-		__field(		  int,	dev_minor	)
+		__field(		dev_t,	dev		)
 		__field(	unsigned long,	tid		)
 		__field(	unsigned long,	wait		)
 		__field(	unsigned long,	running		)
@@ -154,8 +144,7 @@ TRACE_EVENT(jbd2_run_stats,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(dev);
-		__entry->dev_minor	= MINOR(dev);
+		__entry->dev		= dev;
 		__entry->tid		= tid;
 		__entry->wait		= stats->rs_wait;
 		__entry->running	= stats->rs_running;
@@ -167,9 +156,9 @@ TRACE_EVENT(jbd2_run_stats,
 		__entry->blocks_logged	= stats->rs_blocks_logged;
 	),
 
-	TP_printk("dev %d,%d tid %lu wait %u running %u locked %u flushing %u "
+	TP_printk("dev %s tid %lu wait %u running %u locked %u flushing %u "
 		  "logging %u handle_count %u blocks %u blocks_logged %u",
-		  __entry->dev_major, __entry->dev_minor, __entry->tid,
+		  jbd2_dev_to_name(__entry->dev), __entry->tid,
 		  jiffies_to_msecs(__entry->wait),
 		  jiffies_to_msecs(__entry->running),
 		  jiffies_to_msecs(__entry->locked),
@@ -186,8 +175,7 @@ TRACE_EVENT(jbd2_checkpoint_stats,
 	TP_ARGS(dev, tid, stats),
 
 	TP_STRUCT__entry(
-		__field(		  int,	dev_major	)
-		__field(		  int,	dev_minor	)
+		__field(		dev_t,	dev		)
 		__field(	unsigned long,	tid		)
 		__field(	unsigned long,	chp_time	)
 		__field(		__u32,	forced_to_close	)
@@ -196,8 +184,7 @@ TRACE_EVENT(jbd2_checkpoint_stats,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(dev);
-		__entry->dev_minor	= MINOR(dev);
+		__entry->dev		= dev;
 		__entry->tid		= tid;
 		__entry->chp_time	= stats->cs_chp_time;
 		__entry->forced_to_close= stats->cs_forced_to_close;
@@ -205,9 +192,9 @@ TRACE_EVENT(jbd2_checkpoint_stats,
 		__entry->dropped	= stats->cs_dropped;
 	),
 
-	TP_printk("dev %d,%d tid %lu chp_time %u forced_to_close %u "
+	TP_printk("dev %s tid %lu chp_time %u forced_to_close %u "
 		  "written %u dropped %u",
-		  __entry->dev_major, __entry->dev_minor, __entry->tid,
+		  jbd2_dev_to_name(__entry->dev), __entry->tid,
 		  jiffies_to_msecs(__entry->chp_time),
 		  __entry->forced_to_close, __entry->written, __entry->dropped)
 );
@@ -220,8 +207,7 @@ TRACE_EVENT(jbd2_cleanup_journal_tail,
 	TP_ARGS(journal, first_tid, block_nr, freed),
 
 	TP_STRUCT__entry(
-		__field(	int,   dev_major                )
-		__field(	int,   dev_minor                )
+		__field(	dev_t,	dev			)
 		__field(	tid_t,	tail_sequence		)
 		__field(	tid_t,	first_tid		)
 		__field(unsigned long,	block_nr		)
@@ -229,18 +215,16 @@ TRACE_EVENT(jbd2_cleanup_journal_tail,
 	),
 
 	TP_fast_assign(
-		__entry->dev_major	= MAJOR(journal->j_fs_dev->bd_dev);
-		__entry->dev_minor	= MINOR(journal->j_fs_dev->bd_dev);
+		__entry->dev		= journal->j_fs_dev->bd_dev;
 		__entry->tail_sequence	= journal->j_tail_sequence;
 		__entry->first_tid	= first_tid;
 		__entry->block_nr	= block_nr;
 		__entry->freed		= freed;
 	),
 
-	TP_printk("dev %d,%d from %u to %u offset %lu freed %lu",
-		  __entry->dev_major, __entry->dev_minor,
-		  __entry->tail_sequence, __entry->first_tid,
-		  __entry->block_nr, __entry->freed)
+	TP_printk("dev %s from %u to %u offset %lu freed %lu",
+		  jbd2_dev_to_name(__entry->dev), __entry->tail_sequence,
+		  __entry->first_tid, __entry->block_nr, __entry->freed)
 );
 
 #endif /* _TRACE_JBD2_H */