Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (470 commits)
  x86: Fix comments of register/stack access functions
  perf tools: Replace %m with %a in sscanf
  hw-breakpoints: Keep track of user disabled breakpoints
  tracing/syscalls: Make syscall events print callbacks static
  tracing: Add DEFINE_EVENT(), DEFINE_SINGLE_EVENT() support to docbook
  perf: Don't free perf_mmap_data until work has been done
  perf_event: Fix compile error
  perf tools: Fix _GNU_SOURCE macro related strndup() build error
  trace_syscalls: Remove unused syscall_name_to_nr()
  trace_syscalls: Simplify syscall profile
  trace_syscalls: Remove duplicate init_enter_##sname()
  trace_syscalls: Add syscall_nr field to struct syscall_metadata
  trace_syscalls: Remove enter_id exit_id
  trace_syscalls: Set event_enter_##sname->data to its metadata
  trace_syscalls: Remove unused event_syscall_enter and event_syscall_exit
  perf_event: Initialize data.period in perf_swevent_hrtimer()
  perf probe: Simplify event naming
  perf probe: Add --list option for listing current probe events
  perf probe: Add argv_split() from lib/argv_split.c
  perf probe: Move probe event utility functions to probe-event.c
  ...

14 files changed, 535 insertions, 687 deletions

diff --git a/include/trace/events/bkl.h b/include/trace/events/bkl.h
index 8abd620a490..1af72dc2427 100644
--- a/include/trace/events/bkl.h
+++ b/include/trace/events/bkl.h
@@ -13,7 +13,7 @@ TRACE_EVENT(lock_kernel,
 	TP_ARGS(func, file, line),
 
 	TP_STRUCT__entry(
-		__field(	int,		lock_depth		)
+		__field(	int,		depth			)
 		__field_ext(	const char *,	func, FILTER_PTR_STRING	)
 		__field_ext(	const char *,	file, FILTER_PTR_STRING	)
 		__field(	int,		line			)
@@ -21,13 +21,13 @@ TRACE_EVENT(lock_kernel,
 
 	TP_fast_assign(
 		/* We want to record the lock_depth after lock is acquired */
-		__entry->lock_depth = current->lock_depth + 1;
+		__entry->depth = current->lock_depth + 1;
 		__entry->func = func;
 		__entry->file = file;
 		__entry->line = line;
 	),
 
-	TP_printk("depth: %d, %s:%d %s()", __entry->lock_depth,
+	TP_printk("depth=%d file:line=%s:%d func=%s()", __entry->depth,
 		  __entry->file, __entry->line, __entry->func)
 );
 
@@ -38,20 +38,20 @@ TRACE_EVENT(unlock_kernel,
 	TP_ARGS(func, file, line),
 
 	TP_STRUCT__entry(
-		__field(int,		lock_depth)
-		__field(const char *,	func)
-		__field(const char *,	file)
-		__field(int,		line)
+		__field(int,		depth		)
+		__field(const char *,	func		)
+		__field(const char *,	file		)
+		__field(int,		line		)
 	),
 
 	TP_fast_assign(
-		__entry->lock_depth = current->lock_depth;
+		__entry->depth = current->lock_depth;
 		__entry->func = func;
 		__entry->file = file;
 		__entry->line = line;
 	),
 
-	TP_printk("depth: %d, %s:%d %s()", __entry->lock_depth,
+	TP_printk("depth=%d file:line=%s:%d func=%s()", __entry->depth,
 		  __entry->file, __entry->line, __entry->func)
 );
 
diff --git a/include/trace/events/block.h b/include/trace/events/block.h
index 00405b5f624..5fb72733331 100644
--- a/include/trace/events/block.h
+++ b/include/trace/events/block.h
@@ -8,7 +8,7 @@
 #include <linux/blkdev.h>
 #include <linux/tracepoint.h>
 
-TRACE_EVENT(block_rq_abort,
+DECLARE_EVENT_CLASS(block_rq_with_error,
 
 	TP_PROTO(struct request_queue *q, struct request *rq),
 
@@ -40,41 +40,28 @@ TRACE_EVENT(block_rq_abort,
 		  __entry->nr_sector, __entry->errors)
 );
 
-TRACE_EVENT(block_rq_insert,
+DEFINE_EVENT(block_rq_with_error, block_rq_abort,
 
 	TP_PROTO(struct request_queue *q, struct request *rq),
 
-	TP_ARGS(q, rq),
+	TP_ARGS(q, rq)
+);
 
-	TP_STRUCT__entry(
-		__field(  dev_t,	dev			)
-		__field(  sector_t,	sector			)
-		__field(  unsigned int,	nr_sector		)
-		__field(  unsigned int,	bytes			)
-		__array(  char,		rwbs,	6		)
-		__array(  char,         comm,   TASK_COMM_LEN   )
-		__dynamic_array( char,	cmd,	blk_cmd_buf_len(rq)	)
-	),
+DEFINE_EVENT(block_rq_with_error, block_rq_requeue,
 
-	TP_fast_assign(
-		__entry->dev	   = rq->rq_disk ? disk_devt(rq->rq_disk) : 0;
-		__entry->sector    = blk_pc_request(rq) ? 0 : blk_rq_pos(rq);
-		__entry->nr_sector = blk_pc_request(rq) ? 0 : blk_rq_sectors(rq);
-		__entry->bytes     = blk_pc_request(rq) ? blk_rq_bytes(rq) : 0;
+	TP_PROTO(struct request_queue *q, struct request *rq),
 
-		blk_fill_rwbs_rq(__entry->rwbs, rq);
-		blk_dump_cmd(__get_str(cmd), rq);
-		memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
-	),
+	TP_ARGS(q, rq)
+);
 
-	TP_printk("%d,%d %s %u (%s) %llu + %u [%s]",
-		  MAJOR(__entry->dev), MINOR(__entry->dev),
-		  __entry->rwbs, __entry->bytes, __get_str(cmd),
-		  (unsigned long long)__entry->sector,
-		  __entry->nr_sector, __entry->comm)
+DEFINE_EVENT(block_rq_with_error, block_rq_complete,
+
+	TP_PROTO(struct request_queue *q, struct request *rq),
+
+	TP_ARGS(q, rq)
 );
 
-TRACE_EVENT(block_rq_issue,
+DECLARE_EVENT_CLASS(block_rq,
 
 	TP_PROTO(struct request_queue *q, struct request *rq),
 
@@ -86,7 +73,7 @@ TRACE_EVENT(block_rq_issue,
 		__field(  unsigned int,	nr_sector		)
 		__field(  unsigned int,	bytes			)
 		__array(  char,		rwbs,	6		)
-		__array(  char,		comm,   TASK_COMM_LEN   )
+		__array(  char,         comm,   TASK_COMM_LEN   )
 		__dynamic_array( char,	cmd,	blk_cmd_buf_len(rq)	)
 	),
 
@@ -108,68 +95,18 @@ TRACE_EVENT(block_rq_issue,
 		  __entry->nr_sector, __entry->comm)
 );
 
-TRACE_EVENT(block_rq_requeue,
+DEFINE_EVENT(block_rq, block_rq_insert,
 
 	TP_PROTO(struct request_queue *q, struct request *rq),
 
-	TP_ARGS(q, rq),
-
-	TP_STRUCT__entry(
-		__field(  dev_t,	dev			)
-		__field(  sector_t,	sector			)
-		__field(  unsigned int,	nr_sector		)
-		__field(  int,		errors			)
-		__array(  char,		rwbs,	6		)
-		__dynamic_array( char,	cmd,	blk_cmd_buf_len(rq)	)
-	),
-
-	TP_fast_assign(
-		__entry->dev	   = rq->rq_disk ? disk_devt(rq->rq_disk) : 0;
-		__entry->sector    = blk_pc_request(rq) ? 0 : blk_rq_pos(rq);
-		__entry->nr_sector = blk_pc_request(rq) ? 0 : blk_rq_sectors(rq);
-		__entry->errors	   = rq->errors;
-
-		blk_fill_rwbs_rq(__entry->rwbs, rq);
-		blk_dump_cmd(__get_str(cmd), rq);
-	),
-
-	TP_printk("%d,%d %s (%s) %llu + %u [%d]",
-		  MAJOR(__entry->dev), MINOR(__entry->dev),
-		  __entry->rwbs, __get_str(cmd),
-		  (unsigned long long)__entry->sector,
-		  __entry->nr_sector, __entry->errors)
+	TP_ARGS(q, rq)
 );
 
-TRACE_EVENT(block_rq_complete,
+DEFINE_EVENT(block_rq, block_rq_issue,
 
 	TP_PROTO(struct request_queue *q, struct request *rq),
 
-	TP_ARGS(q, rq),
-
-	TP_STRUCT__entry(
-		__field(  dev_t,	dev			)
-		__field(  sector_t,	sector			)
-		__field(  unsigned int,	nr_sector		)
-		__field(  int,		errors			)
-		__array(  char,		rwbs,	6		)
-		__dynamic_array( char,	cmd,	blk_cmd_buf_len(rq)	)
-	),
-
-	TP_fast_assign(
-		__entry->dev	   = rq->rq_disk ? disk_devt(rq->rq_disk) : 0;
-		__entry->sector    = blk_pc_request(rq) ? 0 : blk_rq_pos(rq);
-		__entry->nr_sector = blk_pc_request(rq) ? 0 : blk_rq_sectors(rq);
-		__entry->errors    = rq->errors;
-
-		blk_fill_rwbs_rq(__entry->rwbs, rq);
-		blk_dump_cmd(__get_str(cmd), rq);
-	),
-
-	TP_printk("%d,%d %s (%s) %llu + %u [%d]",
-		  MAJOR(__entry->dev), MINOR(__entry->dev),
-		  __entry->rwbs, __get_str(cmd),
-		  (unsigned long long)__entry->sector,
-		  __entry->nr_sector, __entry->errors)
+	TP_ARGS(q, rq)
 );
 
 TRACE_EVENT(block_bio_bounce,
@@ -228,7 +165,7 @@ TRACE_EVENT(block_bio_complete,
 		  __entry->nr_sector, __entry->error)
 );
 
-TRACE_EVENT(block_bio_backmerge,
+DECLARE_EVENT_CLASS(block_bio,
 
 	TP_PROTO(struct request_queue *q, struct bio *bio),
 
@@ -256,63 +193,28 @@ TRACE_EVENT(block_bio_backmerge,
 		  __entry->nr_sector, __entry->comm)
 );
 
-TRACE_EVENT(block_bio_frontmerge,
+DEFINE_EVENT(block_bio, block_bio_backmerge,
 
 	TP_PROTO(struct request_queue *q, struct bio *bio),
 
-	TP_ARGS(q, bio),
-
-	TP_STRUCT__entry(
-		__field( dev_t,		dev			)
-		__field( sector_t,	sector			)
-		__field( unsigned,	nr_sector		)
-		__array( char,		rwbs,	6		)
-		__array( char,		comm,	TASK_COMM_LEN	)
-	),
-
-	TP_fast_assign(
-		__entry->dev		= bio->bi_bdev->bd_dev;
-		__entry->sector		= bio->bi_sector;
-		__entry->nr_sector	= bio->bi_size >> 9;
-		blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
-		memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
-	),
-
-	TP_printk("%d,%d %s %llu + %u [%s]",
-		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs,
-		  (unsigned long long)__entry->sector,
-		  __entry->nr_sector, __entry->comm)
+	TP_ARGS(q, bio)
 );
 
-TRACE_EVENT(block_bio_queue,
+DEFINE_EVENT(block_bio, block_bio_frontmerge,
 
 	TP_PROTO(struct request_queue *q, struct bio *bio),
 
-	TP_ARGS(q, bio),
+	TP_ARGS(q, bio)
+);
 
-	TP_STRUCT__entry(
-		__field( dev_t,		dev			)
-		__field( sector_t,	sector			)
-		__field( unsigned int,	nr_sector		)
-		__array( char,		rwbs,	6		)
-		__array( char,		comm,	TASK_COMM_LEN	)
-	),
+DEFINE_EVENT(block_bio, block_bio_queue,
 
-	TP_fast_assign(
-		__entry->dev		= bio->bi_bdev->bd_dev;
-		__entry->sector		= bio->bi_sector;
-		__entry->nr_sector	= bio->bi_size >> 9;
-		blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
-		memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
-	),
+	TP_PROTO(struct request_queue *q, struct bio *bio),
 
-	TP_printk("%d,%d %s %llu + %u [%s]",
-		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs,
-		  (unsigned long long)__entry->sector,
-		  __entry->nr_sector, __entry->comm)
+	TP_ARGS(q, bio)
 );
 
-TRACE_EVENT(block_getrq,
+DECLARE_EVENT_CLASS(block_get_rq,
 
 	TP_PROTO(struct request_queue *q, struct bio *bio, int rw),
 
@@ -341,33 +243,18 @@ TRACE_EVENT(block_getrq,
 		  __entry->nr_sector, __entry->comm)
 );
 
-TRACE_EVENT(block_sleeprq,
+DEFINE_EVENT(block_get_rq, block_getrq,
 
 	TP_PROTO(struct request_queue *q, struct bio *bio, int rw),
 
-	TP_ARGS(q, bio, rw),
+	TP_ARGS(q, bio, rw)
+);
 
-	TP_STRUCT__entry(
-		__field( dev_t,		dev			)
-		__field( sector_t,	sector			)
-		__field( unsigned int,	nr_sector		)
-		__array( char,		rwbs,	6		)
-		__array( char,		comm,	TASK_COMM_LEN	)
-	),
+DEFINE_EVENT(block_get_rq, block_sleeprq,
 
-	TP_fast_assign(
-		__entry->dev		= bio ? bio->bi_bdev->bd_dev : 0;
-		__entry->sector		= bio ? bio->bi_sector : 0;
-		__entry->nr_sector	= bio ? bio->bi_size >> 9 : 0;
-		blk_fill_rwbs(__entry->rwbs,
-			    bio ? bio->bi_rw : 0, __entry->nr_sector);
-		memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
-	),
+	TP_PROTO(struct request_queue *q, struct bio *bio, int rw),
 
-	TP_printk("%d,%d %s %llu + %u [%s]",
-		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs,
-		  (unsigned long long)__entry->sector,
-		  __entry->nr_sector, __entry->comm)
+	TP_ARGS(q, bio, rw)
 );
 
 TRACE_EVENT(block_plug,
@@ -387,7 +274,7 @@ TRACE_EVENT(block_plug,
 	TP_printk("[%s]", __entry->comm)
 );
 
-TRACE_EVENT(block_unplug_timer,
+DECLARE_EVENT_CLASS(block_unplug,
 
 	TP_PROTO(struct request_queue *q),
 
@@ -406,23 +293,18 @@ TRACE_EVENT(block_unplug_timer,
 	TP_printk("[%s] %d", __entry->comm, __entry->nr_rq)
 );
 
-TRACE_EVENT(block_unplug_io,
+DEFINE_EVENT(block_unplug, block_unplug_timer,
 
 	TP_PROTO(struct request_queue *q),
 
-	TP_ARGS(q),
+	TP_ARGS(q)
+);
 
-	TP_STRUCT__entry(
-		__field( int,		nr_rq			)
-		__array( char,		comm,	TASK_COMM_LEN	)
-	),
+DEFINE_EVENT(block_unplug, block_unplug_io,
 
-	TP_fast_assign(
-		__entry->nr_rq	= q->rq.count[READ] + q->rq.count[WRITE];
-		memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
-	),
+	TP_PROTO(struct request_queue *q),
 
-	TP_printk("[%s] %d", __entry->comm, __entry->nr_rq)
+	TP_ARGS(q)
 );
 
 TRACE_EVENT(block_split,
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index d09550bf3f9..318f76535bd 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -90,7 +90,7 @@ TRACE_EVENT(ext4_allocate_inode,
 		  (unsigned long) __entry->dir, __entry->mode)
 );
 
-TRACE_EVENT(ext4_write_begin,
+DECLARE_EVENT_CLASS(ext4__write_begin,
 
 	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
 		 unsigned int flags),
@@ -118,7 +118,23 @@ TRACE_EVENT(ext4_write_begin,
 		  __entry->pos, __entry->len, __entry->flags)
 );
 
-TRACE_EVENT(ext4_ordered_write_end,
+DEFINE_EVENT(ext4__write_begin, ext4_write_begin,
+
+	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
+		 unsigned int flags),
+
+	TP_ARGS(inode, pos, len, flags)
+);
+
+DEFINE_EVENT(ext4__write_begin, ext4_da_write_begin,
+
+	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
+		 unsigned int flags),
+
+	TP_ARGS(inode, pos, len, flags)
+);
+
+DECLARE_EVENT_CLASS(ext4__write_end,
 	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
 			unsigned int copied),
 
@@ -145,57 +161,36 @@ TRACE_EVENT(ext4_ordered_write_end,
 		  __entry->pos, __entry->len, __entry->copied)
 );
 
-TRACE_EVENT(ext4_writeback_write_end,
+DEFINE_EVENT(ext4__write_end, ext4_ordered_write_end,
+
 	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
 		 unsigned int copied),
 
-	TP_ARGS(inode, pos, len, copied),
+	TP_ARGS(inode, pos, len, copied)
+);
 
-	TP_STRUCT__entry(
-		__field(	dev_t,	dev			)
-		__field(	ino_t,	ino			)
-		__field(	loff_t,	pos			)
-		__field(	unsigned int, len		)
-		__field(	unsigned int, copied		)
-	),
+DEFINE_EVENT(ext4__write_end, ext4_writeback_write_end,
 
-	TP_fast_assign(
-		__entry->dev	= inode->i_sb->s_dev;
-		__entry->ino	= inode->i_ino;
-		__entry->pos	= pos;
-		__entry->len	= len;
-		__entry->copied	= copied;
-	),
+	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
+		 unsigned int copied),
 
-	TP_printk("dev %s ino %lu pos %llu len %u copied %u",
-		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
-		  __entry->pos, __entry->len, __entry->copied)
+	TP_ARGS(inode, pos, len, copied)
 );
 
-TRACE_EVENT(ext4_journalled_write_end,
+DEFINE_EVENT(ext4__write_end, ext4_journalled_write_end,
+
 	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
 		 unsigned int copied),
-	TP_ARGS(inode, pos, len, copied),
 
-	TP_STRUCT__entry(
-		__field(	dev_t,	dev			)
-		__field(	ino_t,	ino			)
-		__field(	loff_t,	pos			)
-		__field(	unsigned int, len		)
-		__field(	unsigned int, copied		)
-	),
+	TP_ARGS(inode, pos, len, copied)
+);
 
-	TP_fast_assign(
-		__entry->dev	= inode->i_sb->s_dev;
-		__entry->ino	= inode->i_ino;
-		__entry->pos	= pos;
-		__entry->len	= len;
-		__entry->copied	= copied;
-	),
+DEFINE_EVENT(ext4__write_end, ext4_da_write_end,
 
-	TP_printk("dev %s ino %lu pos %llu len %u copied %u",
-		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
-		  __entry->pos, __entry->len, __entry->copied)
+	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
+		 unsigned int copied),
+
+	TP_ARGS(inode, pos, len, copied)
 );
 
 TRACE_EVENT(ext4_writepage,
@@ -337,60 +332,6 @@ TRACE_EVENT(ext4_da_writepages_result,
 		  (unsigned long) __entry->writeback_index)
 );
 
-TRACE_EVENT(ext4_da_write_begin,
-	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
-			unsigned int flags),
-
-	TP_ARGS(inode, pos, len, flags),
-
-	TP_STRUCT__entry(
-		__field(	dev_t,	dev			)
-		__field(	ino_t,	ino			)
-		__field(	loff_t,	pos			)
-		__field(	unsigned int, len		)
-		__field(	unsigned int, flags		)
-	),
-
-	TP_fast_assign(
-		__entry->dev	= inode->i_sb->s_dev;
-		__entry->ino	= inode->i_ino;
-		__entry->pos	= pos;
-		__entry->len	= len;
-		__entry->flags	= flags;
-	),
-
-	TP_printk("dev %s ino %lu pos %llu len %u flags %u",
-		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
-		  __entry->pos, __entry->len, __entry->flags)
-);
-
-TRACE_EVENT(ext4_da_write_end,
-	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
-			unsigned int copied),
-
-	TP_ARGS(inode, pos, len, copied),
-
-	TP_STRUCT__entry(
-		__field(	dev_t,	dev			)
-		__field(	ino_t,	ino			)
-		__field(	loff_t,	pos			)
-		__field(	unsigned int, len		)
-		__field(	unsigned int, copied		)
-	),
-
-	TP_fast_assign(
-		__entry->dev	= inode->i_sb->s_dev;
-		__entry->ino	= inode->i_ino;
-		__entry->pos	= pos;
-		__entry->len	= len;
-		__entry->copied	= copied;
-	),
-
-	TP_printk("dev %s ino %lu pos %llu len %u copied %u",
-		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
-		  __entry->pos, __entry->len, __entry->copied)
-);
-
 TRACE_EVENT(ext4_discard_blocks,
 	TP_PROTO(struct super_block *sb, unsigned long long blk,
 			unsigned long long count),
diff --git a/include/trace/events/irq.h b/include/trace/events/irq.h
index b89f9db4a40..0e4cfb694fe 100644
--- a/include/trace/events/irq.h
+++ b/include/trace/events/irq.h
@@ -48,7 +48,7 @@ TRACE_EVENT(irq_handler_entry,
 		__assign_str(name, action->name);
 	),
 
-	TP_printk("irq=%d handler=%s", __entry->irq, __get_str(name))
+	TP_printk("irq=%d name=%s", __entry->irq, __get_str(name))
 );
 
 /**
@@ -78,22 +78,11 @@ TRACE_EVENT(irq_handler_exit,
 		__entry->ret	= ret;
 	),
 
-	TP_printk("irq=%d return=%s",
+	TP_printk("irq=%d ret=%s",
 		  __entry->irq, __entry->ret ? "handled" : "unhandled")
 );
 
-/**
- * softirq_entry - called immediately before the softirq handler
- * @h: pointer to struct softirq_action
- * @vec: pointer to first struct softirq_action in softirq_vec array
- *
- * The @h parameter, contains a pointer to the struct softirq_action
- * which has a pointer to the action handler that is called. By subtracting
- * the @vec pointer from the @h pointer, we can determine the softirq
- * number. Also, when used in combination with the softirq_exit tracepoint
- * we can determine the softirq latency.
- */
-TRACE_EVENT(softirq_entry,
+DECLARE_EVENT_CLASS(softirq,
 
 	TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
 
@@ -107,11 +96,29 @@ TRACE_EVENT(softirq_entry,
 		__entry->vec = (int)(h - vec);
 	),
 
-	TP_printk("softirq=%d action=%s", __entry->vec,
+	TP_printk("vec=%d [action=%s]", __entry->vec,
 		  show_softirq_name(__entry->vec))
 );
 
 /**
+ * softirq_entry - called immediately before the softirq handler
+ * @h: pointer to struct softirq_action
+ * @vec: pointer to first struct softirq_action in softirq_vec array
+ *
+ * The @h parameter, contains a pointer to the struct softirq_action
+ * which has a pointer to the action handler that is called. By subtracting
+ * the @vec pointer from the @h pointer, we can determine the softirq
+ * number. Also, when used in combination with the softirq_exit tracepoint
+ * we can determine the softirq latency.
+ */
+DEFINE_EVENT(softirq, softirq_entry,
+
+	TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
+
+	TP_ARGS(h, vec)
+);
+
+/**
  * softirq_exit - called immediately after the softirq handler returns
  * @h: pointer to struct softirq_action
  * @vec: pointer to first struct softirq_action in softirq_vec array
@@ -122,22 +129,11 @@ TRACE_EVENT(softirq_entry,
  * combination with the softirq_entry tracepoint we can determine the softirq
  * latency.
  */
-TRACE_EVENT(softirq_exit,
+DEFINE_EVENT(softirq, softirq_exit,
 
 	TP_PROTO(struct softirq_action *h, struct softirq_action *vec),
 
-	TP_ARGS(h, vec),
-
-	TP_STRUCT__entry(
-		__field(	int,	vec			)
-	),
-
-	TP_fast_assign(
-		__entry->vec = (int)(h - vec);
-	),
-
-	TP_printk("softirq=%d action=%s", __entry->vec,
-		  show_softirq_name(__entry->vec))
+	TP_ARGS(h, vec)
 );
 
 #endif /*  _TRACE_IRQ_H */
diff --git a/include/trace/events/jbd2.h b/include/trace/events/jbd2.h
index 3c60b75adb9..96b370a050d 100644
--- a/include/trace/events/jbd2.h
+++ b/include/trace/events/jbd2.h
@@ -30,7 +30,7 @@ TRACE_EVENT(jbd2_checkpoint,
 		  jbd2_dev_to_name(__entry->dev), __entry->result)
 );
 
-TRACE_EVENT(jbd2_start_commit,
+DECLARE_EVENT_CLASS(jbd2_commit,
 
 	TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
@@ -53,73 +53,32 @@ TRACE_EVENT(jbd2_start_commit,
 		  __entry->sync_commit)
 );
 
-TRACE_EVENT(jbd2_commit_locking,
+DEFINE_EVENT(jbd2_commit, jbd2_start_commit,
 
 	TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
-	TP_ARGS(journal, commit_transaction),
-
-	TP_STRUCT__entry(
-		__field(	dev_t,	dev			)
-		__field(	char,	sync_commit		  )
-		__field(	int,	transaction		  )
-	),
-
-	TP_fast_assign(
-		__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 %s transaction %d sync %d",
-		  jbd2_dev_to_name(__entry->dev), __entry->transaction,
-		  __entry->sync_commit)
+	TP_ARGS(journal, commit_transaction)
 );
 
-TRACE_EVENT(jbd2_commit_flushing,
+DEFINE_EVENT(jbd2_commit, jbd2_commit_locking,
 
 	TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
-	TP_ARGS(journal, commit_transaction),
-
-	TP_STRUCT__entry(
-		__field(	dev_t,	dev			)
-		__field(	char,	sync_commit		  )
-		__field(	int,	transaction		  )
-	),
-
-	TP_fast_assign(
-		__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 %s transaction %d sync %d",
-		  jbd2_dev_to_name(__entry->dev), __entry->transaction,
-		  __entry->sync_commit)
+	TP_ARGS(journal, commit_transaction)
 );
 
-TRACE_EVENT(jbd2_commit_logging,
+DEFINE_EVENT(jbd2_commit, jbd2_commit_flushing,
 
 	TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
-	TP_ARGS(journal, commit_transaction),
+	TP_ARGS(journal, commit_transaction)
+);
 
-	TP_STRUCT__entry(
-		__field(	dev_t,	dev			)
-		__field(	char,	sync_commit		  )
-		__field(	int,	transaction		  )
-	),
+DEFINE_EVENT(jbd2_commit, jbd2_commit_logging,
 
-	TP_fast_assign(
-		__entry->dev		= journal->j_fs_dev->bd_dev;
-		__entry->sync_commit = commit_transaction->t_synchronous_commit;
-		__entry->transaction	= commit_transaction->t_tid;
-	),
+	TP_PROTO(journal_t *journal, transaction_t *commit_transaction),
 
-	TP_printk("dev %s transaction %d sync %d",
-		  jbd2_dev_to_name(__entry->dev), __entry->transaction,
-		  __entry->sync_commit)
+	TP_ARGS(journal, commit_transaction)
 );
 
 TRACE_EVENT(jbd2_end_commit,
diff --git a/include/trace/events/kmem.h b/include/trace/events/kmem.h
index eaf46bdd18a..3adca0ca9db 100644
--- a/include/trace/events/kmem.h
+++ b/include/trace/events/kmem.h
@@ -44,7 +44,7 @@
 	{(unsigned long)__GFP_MOVABLE,		"GFP_MOVABLE"}		\
 	) : "GFP_NOWAIT"
 
-TRACE_EVENT(kmalloc,
+DECLARE_EVENT_CLASS(kmem_alloc,
 
 	TP_PROTO(unsigned long call_site,
 		 const void *ptr,
@@ -78,41 +78,23 @@ TRACE_EVENT(kmalloc,
 		show_gfp_flags(__entry->gfp_flags))
 );
 
-TRACE_EVENT(kmem_cache_alloc,
+DEFINE_EVENT(kmem_alloc, kmalloc,
 
-	TP_PROTO(unsigned long call_site,
-		 const void *ptr,
-		 size_t bytes_req,
-		 size_t bytes_alloc,
-		 gfp_t gfp_flags),
+	TP_PROTO(unsigned long call_site, const void *ptr,
+		 size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
 
-	TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
+	TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
+);
 
-	TP_STRUCT__entry(
-		__field(	unsigned long,	call_site	)
-		__field(	const void *,	ptr		)
-		__field(	size_t,		bytes_req	)
-		__field(	size_t,		bytes_alloc	)
-		__field(	gfp_t,		gfp_flags	)
-	),
+DEFINE_EVENT(kmem_alloc, kmem_cache_alloc,
 
-	TP_fast_assign(
-		__entry->call_site	= call_site;
-		__entry->ptr		= ptr;
-		__entry->bytes_req	= bytes_req;
-		__entry->bytes_alloc	= bytes_alloc;
-		__entry->gfp_flags	= gfp_flags;
-	),
+	TP_PROTO(unsigned long call_site, const void *ptr,
+		 size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
 
-	TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s",
-		__entry->call_site,
-		__entry->ptr,
-		__entry->bytes_req,
-		__entry->bytes_alloc,
-		show_gfp_flags(__entry->gfp_flags))
+	TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
 );
 
-TRACE_EVENT(kmalloc_node,
+DECLARE_EVENT_CLASS(kmem_alloc_node,
 
 	TP_PROTO(unsigned long call_site,
 		 const void *ptr,
@@ -150,45 +132,25 @@ TRACE_EVENT(kmalloc_node,
 		__entry->node)
 );
 
-TRACE_EVENT(kmem_cache_alloc_node,
+DEFINE_EVENT(kmem_alloc_node, kmalloc_node,
 
-	TP_PROTO(unsigned long call_site,
-		 const void *ptr,
-		 size_t bytes_req,
-		 size_t bytes_alloc,
-		 gfp_t gfp_flags,
-		 int node),
+	TP_PROTO(unsigned long call_site, const void *ptr,
+		 size_t bytes_req, size_t bytes_alloc,
+		 gfp_t gfp_flags, int node),
 
-	TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
+	TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
+);
 
-	TP_STRUCT__entry(
-		__field(	unsigned long,	call_site	)
-		__field(	const void *,	ptr		)
-		__field(	size_t,		bytes_req	)
-		__field(	size_t,		bytes_alloc	)
-		__field(	gfp_t,		gfp_flags	)
-		__field(	int,		node		)
-	),
+DEFINE_EVENT(kmem_alloc_node, kmem_cache_alloc_node,
 
-	TP_fast_assign(
-		__entry->call_site	= call_site;
-		__entry->ptr		= ptr;
-		__entry->bytes_req	= bytes_req;
-		__entry->bytes_alloc	= bytes_alloc;
-		__entry->gfp_flags	= gfp_flags;
-		__entry->node		= node;
-	),
+	TP_PROTO(unsigned long call_site, const void *ptr,
+		 size_t bytes_req, size_t bytes_alloc,
+		 gfp_t gfp_flags, int node),
 
-	TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d",
-		__entry->call_site,
-		__entry->ptr,
-		__entry->bytes_req,
-		__entry->bytes_alloc,
-		show_gfp_flags(__entry->gfp_flags),
-		__entry->node)
+	TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
 );
 
-TRACE_EVENT(kfree,
+DECLARE_EVENT_CLASS(kmem_free,
 
 	TP_PROTO(unsigned long call_site, const void *ptr),
 
@@ -207,23 +169,18 @@ TRACE_EVENT(kfree,
 	TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
 );
 
-TRACE_EVENT(kmem_cache_free,
+DEFINE_EVENT(kmem_free, kfree,
 
 	TP_PROTO(unsigned long call_site, const void *ptr),
 
-	TP_ARGS(call_site, ptr),
+	TP_ARGS(call_site, ptr)
+);
 
-	TP_STRUCT__entry(
-		__field(	unsigned long,	call_site	)
-		__field(	const void *,	ptr		)
-	),
+DEFINE_EVENT(kmem_free, kmem_cache_free,
 
-	TP_fast_assign(
-		__entry->call_site	= call_site;
-		__entry->ptr		= ptr;
-	),
+	TP_PROTO(unsigned long call_site, const void *ptr),
 
-	TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
+	TP_ARGS(call_site, ptr)
 );
 
 TRACE_EVENT(mm_page_free_direct,
@@ -299,7 +256,7 @@ TRACE_EVENT(mm_page_alloc,
 		show_gfp_flags(__entry->gfp_flags))
 );
 
-TRACE_EVENT(mm_page_alloc_zone_locked,
+DECLARE_EVENT_CLASS(mm_page,
 
 	TP_PROTO(struct page *page, unsigned int order, int migratetype),
 
@@ -325,29 +282,22 @@ TRACE_EVENT(mm_page_alloc_zone_locked,
 		__entry->order == 0)
 );
 
-TRACE_EVENT(mm_page_pcpu_drain,
+DEFINE_EVENT(mm_page, mm_page_alloc_zone_locked,
 
-	TP_PROTO(struct page *page, int order, int migratetype),
+	TP_PROTO(struct page *page, unsigned int order, int migratetype),
 
-	TP_ARGS(page, order, migratetype),
+	TP_ARGS(page, order, migratetype)
+);
 
-	TP_STRUCT__entry(
-		__field(	struct page *,	page		)
-		__field(	int,		order		)
-		__field(	int,		migratetype	)
-	),
+DEFINE_EVENT_PRINT(mm_page, mm_page_pcpu_drain,
 
-	TP_fast_assign(
-		__entry->page		= page;
-		__entry->order		= order;
-		__entry->migratetype	= migratetype;
-	),
+	TP_PROTO(struct page *page, unsigned int order, int migratetype),
+
+	TP_ARGS(page, order, migratetype),
 
 	TP_printk("page=%p pfn=%lu order=%d migratetype=%d",
-		__entry->page,
-		page_to_pfn(__entry->page),
-		__entry->order,
-		__entry->migratetype)
+		__entry->page, page_to_pfn(__entry->page),
+		__entry->order, __entry->migratetype)
 );
 
 TRACE_EVENT(mm_page_alloc_extfrag,
diff --git a/include/trace/events/lockdep.h b/include/trace/events/lock.h
index bcf1d209a00..a870ba125aa 100644
--- a/include/trace/events/lockdep.h
+++ b/include/trace/events/lock.h
@@ -1,8 +1,8 @@
 #undef TRACE_SYSTEM
-#define TRACE_SYSTEM lockdep
+#define TRACE_SYSTEM lock
 
-#if !defined(_TRACE_LOCKDEP_H) || defined(TRACE_HEADER_MULTI_READ)
-#define _TRACE_LOCKDEP_H
+#if !defined(_TRACE_LOCK_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_LOCK_H
 
 #include <linux/lockdep.h>
 #include <linux/tracepoint.h>
@@ -90,7 +90,7 @@ TRACE_EVENT(lock_acquired,
 #endif
 #endif
 
-#endif /* _TRACE_LOCKDEP_H */
+#endif /* _TRACE_LOCK_H */
 
 /* This part must be outside protection */
 #include <trace/define_trace.h>
diff --git a/include/trace/events/mce.h b/include/trace/events/mce.h
new file mode 100644
index 00000000000..7eee77895cb
--- /dev/null
+++ b/include/trace/events/mce.h
@@ -0,0 +1,69 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM mce
+
+#if !defined(_TRACE_MCE_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_MCE_H
+
+#include <linux/ktime.h>
+#include <linux/tracepoint.h>
+#include <asm/mce.h>
+
+TRACE_EVENT(mce_record,
+
+	TP_PROTO(struct mce *m),
+
+	TP_ARGS(m),
+
+	TP_STRUCT__entry(
+		__field(	u64,		mcgcap		)
+		__field(	u64,		mcgstatus	)
+		__field(	u8,		bank		)
+		__field(	u64,		status		)
+		__field(	u64,		addr		)
+		__field(	u64,		misc		)
+		__field(	u64,		ip		)
+		__field(	u8,		cs		)
+		__field(	u64,		tsc		)
+		__field(	u64,		walltime	)
+		__field(	u32,		cpu		)
+		__field(	u32,		cpuid		)
+		__field(	u32,		apicid		)
+		__field(	u32,		socketid	)
+		__field(	u8,		cpuvendor	)
+	),
+
+	TP_fast_assign(
+		__entry->mcgcap		= m->mcgcap;
+		__entry->mcgstatus	= m->mcgstatus;
+		__entry->bank		= m->bank;
+		__entry->status		= m->status;
+		__entry->addr		= m->addr;
+		__entry->misc		= m->misc;
+		__entry->ip		= m->ip;
+		__entry->cs		= m->cs;
+		__entry->tsc		= m->tsc;
+		__entry->walltime	= m->time;
+		__entry->cpu		= m->extcpu;
+		__entry->cpuid		= m->cpuid;
+		__entry->apicid		= m->apicid;
+		__entry->socketid	= m->socketid;
+		__entry->cpuvendor	= m->cpuvendor;
+	),
+
+	TP_printk("CPU: %d, MCGc/s: %llx/%llx, MC%d: %016Lx, ADDR/MISC: %016Lx/%016Lx, RIP: %02x:<%016Lx>, TSC: %llx, PROCESSOR: %u:%x, TIME: %llu, SOCKET: %u, APIC: %x",
+		__entry->cpu,
+		__entry->mcgcap, __entry->mcgstatus,
+		__entry->bank, __entry->status,
+		__entry->addr, __entry->misc,
+		__entry->cs, __entry->ip,
+		__entry->tsc,
+		__entry->cpuvendor, __entry->cpuid,
+		__entry->walltime,
+		__entry->socketid,
+		__entry->apicid)
+);
+
+#endif /* _TRACE_MCE_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
diff --git a/include/trace/events/module.h b/include/trace/events/module.h
index 84160fb1847..4b0f48ba16a 100644
--- a/include/trace/events/module.h
+++ b/include/trace/events/module.h
@@ -51,7 +51,7 @@ TRACE_EVENT(module_free,
 	TP_printk("%s", __get_str(name))
 );
 
-TRACE_EVENT(module_get,
+DECLARE_EVENT_CLASS(module_refcnt,
 
 	TP_PROTO(struct module *mod, unsigned long ip, int refcnt),
 
@@ -73,26 +73,18 @@ TRACE_EVENT(module_get,
 		  __get_str(name), (void *)__entry->ip, __entry->refcnt)
 );
 
-TRACE_EVENT(module_put,
+DEFINE_EVENT(module_refcnt, module_get,
 
 	TP_PROTO(struct module *mod, unsigned long ip, int refcnt),
 
-	TP_ARGS(mod, ip, refcnt),
+	TP_ARGS(mod, ip, refcnt)
+);
 
-	TP_STRUCT__entry(
-		__field(	unsigned long,	ip		)
-		__field(	int,		refcnt		)
-		__string(	name,		mod->name	)
-	),
+DEFINE_EVENT(module_refcnt, module_put,
 
-	TP_fast_assign(
-		__entry->ip	= ip;
-		__entry->refcnt	= refcnt;
-		__assign_str(name, mod->name);
-	),
+	TP_PROTO(struct module *mod, unsigned long ip, int refcnt),
 
-	TP_printk("%s call_site=%pf refcnt=%d",
-		  __get_str(name), (void *)__entry->ip, __entry->refcnt)
+	TP_ARGS(mod, ip, refcnt)
 );
 
 TRACE_EVENT(module_request,
diff --git a/include/trace/events/power.h b/include/trace/events/power.h
index ea6d579261a..c4efe9b8280 100644
--- a/include/trace/events/power.h
+++ b/include/trace/events/power.h
@@ -16,9 +16,7 @@ enum {
 };
 #endif
 
-
-
-TRACE_EVENT(power_start,
+DECLARE_EVENT_CLASS(power,
 
 	TP_PROTO(unsigned int type, unsigned int state),
 
@@ -37,42 +35,36 @@ TRACE_EVENT(power_start,
 	TP_printk("type=%lu state=%lu", (unsigned long)__entry->type, (unsigned long)__entry->state)
 );
 
-TRACE_EVENT(power_end,
-
-	TP_PROTO(int dummy),
+DEFINE_EVENT(power, power_start,
 
-	TP_ARGS(dummy),
+	TP_PROTO(unsigned int type, unsigned int state),
 
-	TP_STRUCT__entry(
-		__field(	u64,		dummy		)
-	),
+	TP_ARGS(type, state)
+);
 
-	TP_fast_assign(
-		__entry->dummy = 0xffff;
-	),
+DEFINE_EVENT(power, power_frequency,
 
-	TP_printk("dummy=%lu", (unsigned long)__entry->dummy)
+	TP_PROTO(unsigned int type, unsigned int state),
 
+	TP_ARGS(type, state)
 );
 
+TRACE_EVENT(power_end,
 
-TRACE_EVENT(power_frequency,
-
-	TP_PROTO(unsigned int type, unsigned int state),
+	TP_PROTO(int dummy),
 
-	TP_ARGS(type, state),
+	TP_ARGS(dummy),
 
 	TP_STRUCT__entry(
-		__field(	u64,		type		)
-		__field(	u64,		state		)
+		__field(	u64,		dummy		)
 	),
 
 	TP_fast_assign(
-		__entry->type = type;
-		__entry->state = state;
+		__entry->dummy = 0xffff;
 	),
 
-	TP_printk("type=%lu state=%lu", (unsigned long)__entry->type, (unsigned long) __entry->state)
+	TP_printk("dummy=%lu", (unsigned long)__entry->dummy)
+
 );
 
 #endif /* _TRACE_POWER_H */
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index 4069c43f418..cfceb0b73e2 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -26,7 +26,7 @@ TRACE_EVENT(sched_kthread_stop,
 		__entry->pid	= t->pid;
 	),
 
-	TP_printk("task %s:%d", __entry->comm, __entry->pid)
+	TP_printk("comm=%s pid=%d", __entry->comm, __entry->pid)
 );
 
 /*
@@ -46,7 +46,7 @@ TRACE_EVENT(sched_kthread_stop_ret,
 		__entry->ret	= ret;
 	),
 
-	TP_printk("ret %d", __entry->ret)
+	TP_printk("ret=%d", __entry->ret)
 );
 
 /*
@@ -73,7 +73,7 @@ TRACE_EVENT(sched_wait_task,
 		__entry->prio	= p->prio;
 	),
 
-	TP_printk("task %s:%d [%d]",
+	TP_printk("comm=%s pid=%d prio=%d",
 		  __entry->comm, __entry->pid, __entry->prio)
 );
 
@@ -83,7 +83,7 @@ TRACE_EVENT(sched_wait_task,
  * (NOTE: the 'rq' argument is not used by generic trace events,
  *        but used by the latency tracer plugin. )
  */
-TRACE_EVENT(sched_wakeup,
+DECLARE_EVENT_CLASS(sched_wakeup_template,
 
 	TP_PROTO(struct rq *rq, struct task_struct *p, int success),
 
@@ -94,7 +94,7 @@ TRACE_EVENT(sched_wakeup,
 		__field(	pid_t,	pid			)
 		__field(	int,	prio			)
 		__field(	int,	success			)
-		__field(	int,	cpu			)
+		__field(	int,	target_cpu		)
 	),
 
 	TP_fast_assign(
@@ -102,46 +102,27 @@ TRACE_EVENT(sched_wakeup,
 		__entry->pid		= p->pid;
 		__entry->prio		= p->prio;
 		__entry->success	= success;
-		__entry->cpu		= task_cpu(p);
+		__entry->target_cpu	= task_cpu(p);
 	),
 
-	TP_printk("task %s:%d [%d] success=%d [%03d]",
+	TP_printk("comm=%s pid=%d prio=%d success=%d target_cpu=%03d",
 		  __entry->comm, __entry->pid, __entry->prio,
-		  __entry->success, __entry->cpu)
+		  __entry->success, __entry->target_cpu)
 );
 
+DEFINE_EVENT(sched_wakeup_template, sched_wakeup,
+	     TP_PROTO(struct rq *rq, struct task_struct *p, int success),
+	     TP_ARGS(rq, p, success));
+
 /*
  * Tracepoint for waking up a new task:
  *
  * (NOTE: the 'rq' argument is not used by generic trace events,
  *        but used by the latency tracer plugin. )
  */
-TRACE_EVENT(sched_wakeup_new,
-
-	TP_PROTO(struct rq *rq, struct task_struct *p, int success),
-
-	TP_ARGS(rq, p, success),
-
-	TP_STRUCT__entry(
-		__array(	char,	comm,	TASK_COMM_LEN	)
-		__field(	pid_t,	pid			)
-		__field(	int,	prio			)
-		__field(	int,	success			)
-		__field(	int,	cpu			)
-	),
-
-	TP_fast_assign(
-		memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
-		__entry->pid		= p->pid;
-		__entry->prio		= p->prio;
-		__entry->success	= success;
-		__entry->cpu		= task_cpu(p);
-	),
-
-	TP_printk("task %s:%d [%d] success=%d [%03d]",
-		  __entry->comm, __entry->pid, __entry->prio,
-		  __entry->success, __entry->cpu)
-);
+DEFINE_EVENT(sched_wakeup_template, sched_wakeup_new,
+	     TP_PROTO(struct rq *rq, struct task_struct *p, int success),
+	     TP_ARGS(rq, p, success));
 
 /*
  * Tracepoint for task switches, performed by the scheduler:
@@ -176,7 +157,7 @@ TRACE_EVENT(sched_switch,
 		__entry->next_prio	= next->prio;
 	),
 
-	TP_printk("task %s:%d [%d] (%s) ==> %s:%d [%d]",
+	TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s ==> next_comm=%s next_pid=%d next_prio=%d",
 		__entry->prev_comm, __entry->prev_pid, __entry->prev_prio,
 		__entry->prev_state ?
 		  __print_flags(__entry->prev_state, "|",
@@ -211,15 +192,12 @@ TRACE_EVENT(sched_migrate_task,
 		__entry->dest_cpu	= dest_cpu;
 	),
 
-	TP_printk("task %s:%d [%d] from: %d  to: %d",
+	TP_printk("comm=%s pid=%d prio=%d orig_cpu=%d dest_cpu=%d",
 		  __entry->comm, __entry->pid, __entry->prio,
 		  __entry->orig_cpu, __entry->dest_cpu)
 );
 
-/*
- * Tracepoint for freeing a task:
- */
-TRACE_EVENT(sched_process_free,
+DECLARE_EVENT_CLASS(sched_process_template,
 
 	TP_PROTO(struct task_struct *p),
 
@@ -237,34 +215,24 @@ TRACE_EVENT(sched_process_free,
 		__entry->prio		= p->prio;
 	),
 
-	TP_printk("task %s:%d [%d]",
+	TP_printk("comm=%s pid=%d prio=%d",
 		  __entry->comm, __entry->pid, __entry->prio)
 );
 
 /*
- * Tracepoint for a task exiting:
+ * Tracepoint for freeing a task:
  */
-TRACE_EVENT(sched_process_exit,
+DEFINE_EVENT(sched_process_template, sched_process_free,
+	     TP_PROTO(struct task_struct *p),
+	     TP_ARGS(p));
+	     
 
-	TP_PROTO(struct task_struct *p),
-
-	TP_ARGS(p),
-
-	TP_STRUCT__entry(
-		__array(	char,	comm,	TASK_COMM_LEN	)
-		__field(	pid_t,	pid			)
-		__field(	int,	prio			)
-	),
-
-	TP_fast_assign(
-		memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
-		__entry->pid		= p->pid;
-		__entry->prio		= p->prio;
-	),
-
-	TP_printk("task %s:%d [%d]",
-		  __entry->comm, __entry->pid, __entry->prio)
-);
+/*
+ * Tracepoint for a task exiting:
+ */
+DEFINE_EVENT(sched_process_template, sched_process_exit,
+	     TP_PROTO(struct task_struct *p),
+	     TP_ARGS(p));
 
 /*
  * Tracepoint for a waiting task:
@@ -287,7 +255,7 @@ TRACE_EVENT(sched_process_wait,
 		__entry->prio		= current->prio;
 	),
 
-	TP_printk("task %s:%d [%d]",
+	TP_printk("comm=%s pid=%d prio=%d",
 		  __entry->comm, __entry->pid, __entry->prio)
 );
 
@@ -314,46 +282,16 @@ TRACE_EVENT(sched_process_fork,
 		__entry->child_pid	= child->pid;
 	),
 
-	TP_printk("parent %s:%d  child %s:%d",
+	TP_printk("comm=%s pid=%d child_comm=%s child_pid=%d",
 		__entry->parent_comm, __entry->parent_pid,
 		__entry->child_comm, __entry->child_pid)
 );
 
 /*
- * Tracepoint for sending a signal:
- */
-TRACE_EVENT(sched_signal_send,
-
-	TP_PROTO(int sig, struct task_struct *p),
-
-	TP_ARGS(sig, p),
-
-	TP_STRUCT__entry(
-		__field(	int,	sig			)
-		__array(	char,	comm,	TASK_COMM_LEN	)
-		__field(	pid_t,	pid			)
-	),
-
-	TP_fast_assign(
-		memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
-		__entry->pid	= p->pid;
-		__entry->sig	= sig;
-	),
-
-	TP_printk("sig: %d  task %s:%d",
-		  __entry->sig, __entry->comm, __entry->pid)
-);
-
-/*
  * XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE
  *     adding sched_stat support to SCHED_FIFO/RR would be welcome.
  */
-
-/*
- * Tracepoint for accounting wait time (time the task is runnable
- * but not actually running due to scheduler contention).
- */
-TRACE_EVENT(sched_stat_wait,
+DECLARE_EVENT_CLASS(sched_stat_template,
 
 	TP_PROTO(struct task_struct *tsk, u64 delay),
 
@@ -374,11 +312,36 @@ TRACE_EVENT(sched_stat_wait,
 		__perf_count(delay);
 	),
 
-	TP_printk("task: %s:%d wait: %Lu [ns]",
+	TP_printk("comm=%s pid=%d delay=%Lu [ns]",
 			__entry->comm, __entry->pid,
 			(unsigned long long)__entry->delay)
 );
 
+
+/*
+ * Tracepoint for accounting wait time (time the task is runnable
+ * but not actually running due to scheduler contention).
+ */
+DEFINE_EVENT(sched_stat_template, sched_stat_wait,
+	     TP_PROTO(struct task_struct *tsk, u64 delay),
+	     TP_ARGS(tsk, delay));
+
+/*
+ * Tracepoint for accounting sleep time (time the task is not runnable,
+ * including iowait, see below).
+ */
+DEFINE_EVENT(sched_stat_template, sched_stat_sleep,
+	     TP_PROTO(struct task_struct *tsk, u64 delay),
+	     TP_ARGS(tsk, delay));
+
+/*
+ * Tracepoint for accounting iowait time (time the task is not runnable
+ * due to waiting on IO to complete).
+ */
+DEFINE_EVENT(sched_stat_template, sched_stat_iowait,
+	     TP_PROTO(struct task_struct *tsk, u64 delay),
+	     TP_ARGS(tsk, delay));
+
 /*
  * Tracepoint for accounting runtime (time the task is executing
  * on a CPU).
@@ -406,72 +369,12 @@ TRACE_EVENT(sched_stat_runtime,
 		__perf_count(runtime);
 	),
 
-	TP_printk("task: %s:%d runtime: %Lu [ns], vruntime: %Lu [ns]",
+	TP_printk("comm=%s pid=%d runtime=%Lu [ns] vruntime=%Lu [ns]",
 			__entry->comm, __entry->pid,
 			(unsigned long long)__entry->runtime,
 			(unsigned long long)__entry->vruntime)
 );
 
-/*
- * Tracepoint for accounting sleep time (time the task is not runnable,
- * including iowait, see below).
- */
-TRACE_EVENT(sched_stat_sleep,
-
-	TP_PROTO(struct task_struct *tsk, u64 delay),
-
-	TP_ARGS(tsk, delay),
-
-	TP_STRUCT__entry(
-		__array( char,	comm,	TASK_COMM_LEN	)
-		__field( pid_t,	pid			)
-		__field( u64,	delay			)
-	),
-
-	TP_fast_assign(
-		memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
-		__entry->pid	= tsk->pid;
-		__entry->delay	= delay;
-	)
-	TP_perf_assign(
-		__perf_count(delay);
-	),
-
-	TP_printk("task: %s:%d sleep: %Lu [ns]",
-			__entry->comm, __entry->pid,
-			(unsigned long long)__entry->delay)
-);
-
-/*
- * Tracepoint for accounting iowait time (time the task is not runnable
- * due to waiting on IO to complete).
- */
-TRACE_EVENT(sched_stat_iowait,
-
-	TP_PROTO(struct task_struct *tsk, u64 delay),
-
-	TP_ARGS(tsk, delay),
-
-	TP_STRUCT__entry(
-		__array( char,	comm,	TASK_COMM_LEN	)
-		__field( pid_t,	pid			)
-		__field( u64,	delay			)
-	),
-
-	TP_fast_assign(
-		memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
-		__entry->pid	= tsk->pid;
-		__entry->delay	= delay;
-	)
-	TP_perf_assign(
-		__perf_count(delay);
-	),
-
-	TP_printk("task: %s:%d iowait: %Lu [ns]",
-			__entry->comm, __entry->pid,
-			(unsigned long long)__entry->delay)
-);
-
 #endif /* _TRACE_SCHED_H */
 
 /* This part must be outside protection */
diff --git a/include/trace/events/signal.h b/include/trace/events/signal.h
new file mode 100644
index 00000000000..a510b75ac30
--- /dev/null
+++ b/include/trace/events/signal.h
@@ -0,0 +1,173 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM signal
+
+#if !defined(_TRACE_SIGNAL_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_SIGNAL_H
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/tracepoint.h>
+
+#define TP_STORE_SIGINFO(__entry, info)				\
+	do {							\
+		if (info == SEND_SIG_NOINFO) {			\
+			__entry->errno	= 0;			\
+			__entry->code	= SI_USER;		\
+		} else if (info == SEND_SIG_PRIV) {		\
+			__entry->errno	= 0;			\
+			__entry->code	= SI_KERNEL;		\
+		} else {					\
+			__entry->errno	= info->si_errno;	\
+			__entry->code	= info->si_code;	\
+		}						\
+	} while (0)
+
+/**
+ * signal_generate - called when a signal is generated
+ * @sig: signal number
+ * @info: pointer to struct siginfo
+ * @task: pointer to struct task_struct
+ *
+ * Current process sends a 'sig' signal to 'task' process with
+ * 'info' siginfo. If 'info' is SEND_SIG_NOINFO or SEND_SIG_PRIV,
+ * 'info' is not a pointer and you can't access its field. Instead,
+ * SEND_SIG_NOINFO means that si_code is SI_USER, and SEND_SIG_PRIV
+ * means that si_code is SI_KERNEL.
+ */
+TRACE_EVENT(signal_generate,
+
+	TP_PROTO(int sig, struct siginfo *info, struct task_struct *task),
+
+	TP_ARGS(sig, info, task),
+
+	TP_STRUCT__entry(
+		__field(	int,	sig			)
+		__field(	int,	errno			)
+		__field(	int,	code			)
+		__array(	char,	comm,	TASK_COMM_LEN	)
+		__field(	pid_t,	pid			)
+	),
+
+	TP_fast_assign(
+		__entry->sig	= sig;
+		TP_STORE_SIGINFO(__entry, info);
+		memcpy(__entry->comm, task->comm, TASK_COMM_LEN);
+		__entry->pid	= task->pid;
+	),
+
+	TP_printk("sig=%d errno=%d code=%d comm=%s pid=%d",
+		  __entry->sig, __entry->errno, __entry->code,
+		  __entry->comm, __entry->pid)
+);
+
+/**
+ * signal_deliver - called when a signal is delivered
+ * @sig: signal number
+ * @info: pointer to struct siginfo
+ * @ka: pointer to struct k_sigaction
+ *
+ * A 'sig' signal is delivered to current process with 'info' siginfo,
+ * and it will be handled by 'ka'. ka->sa.sa_handler can be SIG_IGN or
+ * SIG_DFL.
+ * Note that some signals reported by signal_generate tracepoint can be
+ * lost, ignored or modified (by debugger) before hitting this tracepoint.
+ * This means, this can show which signals are actually delivered, but
+ * matching generated signals and delivered signals may not be correct.
+ */
+TRACE_EVENT(signal_deliver,
+
+	TP_PROTO(int sig, struct siginfo *info, struct k_sigaction *ka),
+
+	TP_ARGS(sig, info, ka),
+
+	TP_STRUCT__entry(
+		__field(	int,		sig		)
+		__field(	int,		errno		)
+		__field(	int,		code		)
+		__field(	unsigned long,	sa_handler	)
+		__field(	unsigned long,	sa_flags	)
+	),
+
+	TP_fast_assign(
+		__entry->sig	= sig;
+		TP_STORE_SIGINFO(__entry, info);
+		__entry->sa_handler	= (unsigned long)ka->sa.sa_handler;
+		__entry->sa_flags	= ka->sa.sa_flags;
+	),
+
+	TP_printk("sig=%d errno=%d code=%d sa_handler=%lx sa_flags=%lx",
+		  __entry->sig, __entry->errno, __entry->code,
+		  __entry->sa_handler, __entry->sa_flags)
+);
+
+/**
+ * signal_overflow_fail - called when signal queue is overflow
+ * @sig: signal number
+ * @group: signal to process group or not (bool)
+ * @info: pointer to struct siginfo
+ *
+ * Kernel fails to generate 'sig' signal with 'info' siginfo, because
+ * siginfo queue is overflow, and the signal is dropped.
+ * 'group' is not 0 if the signal will be sent to a process group.
+ * 'sig' is always one of RT signals.
+ */
+TRACE_EVENT(signal_overflow_fail,
+
+	TP_PROTO(int sig, int group, struct siginfo *info),
+
+	TP_ARGS(sig, group, info),
+
+	TP_STRUCT__entry(
+		__field(	int,	sig	)
+		__field(	int,	group	)
+		__field(	int,	errno	)
+		__field(	int,	code	)
+	),
+
+	TP_fast_assign(
+		__entry->sig	= sig;
+		__entry->group	= group;
+		TP_STORE_SIGINFO(__entry, info);
+	),
+
+	TP_printk("sig=%d group=%d errno=%d code=%d",
+		  __entry->sig, __entry->group, __entry->errno, __entry->code)
+);
+
+/**
+ * signal_lose_info - called when siginfo is lost
+ * @sig: signal number
+ * @group: signal to process group or not (bool)
+ * @info: pointer to struct siginfo
+ *
+ * Kernel generates 'sig' signal but loses 'info' siginfo, because siginfo
+ * queue is overflow.
+ * 'group' is not 0 if the signal will be sent to a process group.
+ * 'sig' is always one of non-RT signals.
+ */
+TRACE_EVENT(signal_lose_info,
+
+	TP_PROTO(int sig, int group, struct siginfo *info),
+
+	TP_ARGS(sig, group, info),
+
+	TP_STRUCT__entry(
+		__field(	int,	sig	)
+		__field(	int,	group	)
+		__field(	int,	errno	)
+		__field(	int,	code	)
+	),
+
+	TP_fast_assign(
+		__entry->sig	= sig;
+		__entry->group	= group;
+		TP_STORE_SIGINFO(__entry, info);
+	),
+
+	TP_printk("sig=%d group=%d errno=%d code=%d",
+		  __entry->sig, __entry->group, __entry->errno, __entry->code)
+);
+#endif /* _TRACE_SIGNAL_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
diff --git a/include/trace/events/timer.h b/include/trace/events/timer.h
index 1844c48d640..e5ce87a0498 100644
--- a/include/trace/events/timer.h
+++ b/include/trace/events/timer.h
@@ -26,7 +26,7 @@ TRACE_EVENT(timer_init,
 		__entry->timer	= timer;
 	),
 
-	TP_printk("timer %p", __entry->timer)
+	TP_printk("timer=%p", __entry->timer)
 );
 
 /**
@@ -54,7 +54,7 @@ TRACE_EVENT(timer_start,
 		__entry->now		= jiffies;
 	),
 
-	TP_printk("timer %p: func %pf, expires %lu, timeout %ld",
+	TP_printk("timer=%p function=%pf expires=%lu [timeout=%ld]",
 		  __entry->timer, __entry->function, __entry->expires,
 		  (long)__entry->expires - __entry->now)
 );
@@ -81,7 +81,7 @@ TRACE_EVENT(timer_expire_entry,
 		__entry->now		= jiffies;
 	),
 
-	TP_printk("timer %p: now %lu", __entry->timer, __entry->now)
+	TP_printk("timer=%p now=%lu", __entry->timer, __entry->now)
 );
 
 /**
@@ -108,7 +108,7 @@ TRACE_EVENT(timer_expire_exit,
 		__entry->timer	= timer;
 	),
 
-	TP_printk("timer %p", __entry->timer)
+	TP_printk("timer=%p", __entry->timer)
 );
 
 /**
@@ -129,7 +129,7 @@ TRACE_EVENT(timer_cancel,
 		__entry->timer	= timer;
 	),
 
-	TP_printk("timer %p", __entry->timer)
+	TP_printk("timer=%p", __entry->timer)
 );
 
 /**
@@ -140,24 +140,24 @@ TRACE_EVENT(timer_cancel,
  */
 TRACE_EVENT(hrtimer_init,
 
-	TP_PROTO(struct hrtimer *timer, clockid_t clockid,
+	TP_PROTO(struct hrtimer *hrtimer, clockid_t clockid,
 		 enum hrtimer_mode mode),
 
-	TP_ARGS(timer, clockid, mode),
+	TP_ARGS(hrtimer, clockid, mode),
 
 	TP_STRUCT__entry(
-		__field( void *,		timer		)
+		__field( void *,		hrtimer		)
 		__field( clockid_t,		clockid		)
 		__field( enum hrtimer_mode,	mode		)
 	),
 
 	TP_fast_assign(
-		__entry->timer		= timer;
+		__entry->hrtimer	= hrtimer;
 		__entry->clockid	= clockid;
 		__entry->mode		= mode;
 	),
 
-	TP_printk("hrtimer %p, clockid %s, mode %s", __entry->timer,
+	TP_printk("hrtimer=%p clockid=%s mode=%s", __entry->hrtimer,
 		  __entry->clockid == CLOCK_REALTIME ?
 			"CLOCK_REALTIME" : "CLOCK_MONOTONIC",
 		  __entry->mode == HRTIMER_MODE_ABS ?
@@ -170,26 +170,26 @@ TRACE_EVENT(hrtimer_init,
  */
 TRACE_EVENT(hrtimer_start,
 
-	TP_PROTO(struct hrtimer *timer),
+	TP_PROTO(struct hrtimer *hrtimer),
 
-	TP_ARGS(timer),
+	TP_ARGS(hrtimer),
 
 	TP_STRUCT__entry(
-		__field( void *,	timer		)
+		__field( void *,	hrtimer		)
 		__field( void *,	function	)
 		__field( s64,		expires		)
 		__field( s64,		softexpires	)
 	),
 
 	TP_fast_assign(
-		__entry->timer		= timer;
-		__entry->function	= timer->function;
-		__entry->expires	= hrtimer_get_expires(timer).tv64;
-		__entry->softexpires	= hrtimer_get_softexpires(timer).tv64;
+		__entry->hrtimer	= hrtimer;
+		__entry->function	= hrtimer->function;
+		__entry->expires	= hrtimer_get_expires(hrtimer).tv64;
+		__entry->softexpires	= hrtimer_get_softexpires(hrtimer).tv64;
 	),
 
-	TP_printk("hrtimer %p, func %pf, expires %llu, softexpires %llu",
-		  __entry->timer, __entry->function,
+	TP_printk("hrtimer=%p function=%pf expires=%llu softexpires=%llu",
+		  __entry->hrtimer, __entry->function,
 		  (unsigned long long)ktime_to_ns((ktime_t) {
 				  .tv64 = __entry->expires }),
 		  (unsigned long long)ktime_to_ns((ktime_t) {
@@ -206,23 +206,22 @@ TRACE_EVENT(hrtimer_start,
  */
 TRACE_EVENT(hrtimer_expire_entry,
 
-	TP_PROTO(struct hrtimer *timer, ktime_t *now),
+	TP_PROTO(struct hrtimer *hrtimer, ktime_t *now),
 
-	TP_ARGS(timer, now),
+	TP_ARGS(hrtimer, now),
 
 	TP_STRUCT__entry(
-		__field( void *,	timer	)
+		__field( void *,	hrtimer	)
 		__field( s64,		now	)
 	),
 
 	TP_fast_assign(
-		__entry->timer	= timer;
-		__entry->now	= now->tv64;
+		__entry->hrtimer	= hrtimer;
+		__entry->now		= now->tv64;
 	),
 
-	TP_printk("hrtimer %p, now %llu", __entry->timer,
-		  (unsigned long long)ktime_to_ns((ktime_t) {
-				  .tv64 = __entry->now }))
+	TP_printk("hrtimer=%p now=%llu", __entry->hrtimer,
+		  (unsigned long long)ktime_to_ns((ktime_t) { .tv64 = __entry->now }))
  );
 
 /**
@@ -234,40 +233,40 @@ TRACE_EVENT(hrtimer_expire_entry,
  */
 TRACE_EVENT(hrtimer_expire_exit,
 
-	TP_PROTO(struct hrtimer *timer),
+	TP_PROTO(struct hrtimer *hrtimer),
 
-	TP_ARGS(timer),
+	TP_ARGS(hrtimer),
 
 	TP_STRUCT__entry(
-		__field( void *,	timer	)
+		__field( void *,	hrtimer	)
 	),
 
 	TP_fast_assign(
-		__entry->timer	= timer;
+		__entry->hrtimer	= hrtimer;
 	),
 
-	TP_printk("hrtimer %p", __entry->timer)
+	TP_printk("hrtimer=%p", __entry->hrtimer)
 );
 
 /**
  * hrtimer_cancel - called when the hrtimer is canceled
- * @timer:	pointer to struct hrtimer
+ * @hrtimer:	pointer to struct hrtimer
  */
 TRACE_EVENT(hrtimer_cancel,
 
-	TP_PROTO(struct hrtimer *timer),
+	TP_PROTO(struct hrtimer *hrtimer),
 
-	TP_ARGS(timer),
+	TP_ARGS(hrtimer),
 
 	TP_STRUCT__entry(
-		__field( void *,	timer	)
+		__field( void *,	hrtimer	)
 	),
 
 	TP_fast_assign(
-		__entry->timer	= timer;
+		__entry->hrtimer	= hrtimer;
 	),
 
-	TP_printk("hrtimer %p", __entry->timer)
+	TP_printk("hrtimer=%p", __entry->hrtimer)
 );
 
 /**
@@ -302,7 +301,7 @@ TRACE_EVENT(itimer_state,
 		__entry->interval_usec	= value->it_interval.tv_usec;
 	),
 
-	TP_printk("which %d, expires %lu, it_value %lu.%lu, it_interval %lu.%lu",
+	TP_printk("which=%d expires=%lu it_value=%lu.%lu it_interval=%lu.%lu",
 		  __entry->which, __entry->expires,
 		  __entry->value_sec, __entry->value_usec,
 		  __entry->interval_sec, __entry->interval_usec)
@@ -332,7 +331,7 @@ TRACE_EVENT(itimer_expire,
 		__entry->pid	= pid_nr(pid);
 	),
 
-	    TP_printk("which %d, pid %d, now %lu", __entry->which,
+	    TP_printk("which=%d pid=%d now=%lu", __entry->which,
 		      (int) __entry->pid, __entry->now)
 );
 
diff --git a/include/trace/events/workqueue.h b/include/trace/events/workqueue.h
index e4612dbd7ba..d6c974474e7 100644
--- a/include/trace/events/workqueue.h
+++ b/include/trace/events/workqueue.h
@@ -8,7 +8,7 @@
 #include <linux/sched.h>
 #include <linux/tracepoint.h>
 
-TRACE_EVENT(workqueue_insertion,
+DECLARE_EVENT_CLASS(workqueue,
 
 	TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),
 
@@ -30,26 +30,18 @@ TRACE_EVENT(workqueue_insertion,
 		__entry->thread_pid, __entry->func)
 );
 
-TRACE_EVENT(workqueue_execution,
+DEFINE_EVENT(workqueue, workqueue_insertion,
 
 	TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),
 
-	TP_ARGS(wq_thread, work),
+	TP_ARGS(wq_thread, work)
+);
 
-	TP_STRUCT__entry(
-		__array(char,		thread_comm,	TASK_COMM_LEN)
-		__field(pid_t,		thread_pid)
-		__field(work_func_t,	func)
-	),
+DEFINE_EVENT(workqueue, workqueue_execution,
 
-	TP_fast_assign(
-		memcpy(__entry->thread_comm, wq_thread->comm, TASK_COMM_LEN);
-		__entry->thread_pid	= wq_thread->pid;
-		__entry->func		= work->func;
-	),
+	TP_PROTO(struct task_struct *wq_thread, struct work_struct *work),
 
-	TP_printk("thread=%s:%d func=%pf", __entry->thread_comm,
-		__entry->thread_pid, __entry->func)
+	TP_ARGS(wq_thread, work)
 );
 
 /* Trace the creation of one workqueue thread on a cpu */