1 files changed, 401 insertions, 62 deletions

diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h
index 00b4a6308249..0cdf6cc5c557 100644
--- a/include/trace/events/f2fs.h
+++ b/include/trace/events/f2fs.h
@@ -6,8 +6,8 @@
 
 #include <linux/tracepoint.h>
 
-#define show_dev(entry)		MAJOR(entry->dev), MINOR(entry->dev)
-#define show_dev_ino(entry)	show_dev(entry), (unsigned long)entry->ino
+#define show_dev(dev)		MAJOR(dev), MINOR(dev)
+#define show_dev_ino(entry)	show_dev(entry->dev), (unsigned long)entry->ino
 
 TRACE_DEFINE_ENUM(NODE);
 TRACE_DEFINE_ENUM(DATA);
@@ -15,6 +15,7 @@ TRACE_DEFINE_ENUM(META);
 TRACE_DEFINE_ENUM(META_FLUSH);
 TRACE_DEFINE_ENUM(INMEM);
 TRACE_DEFINE_ENUM(INMEM_DROP);
+TRACE_DEFINE_ENUM(INMEM_INVALIDATE);
 TRACE_DEFINE_ENUM(IPU);
 TRACE_DEFINE_ENUM(OPU);
 TRACE_DEFINE_ENUM(CURSEG_HOT_DATA);
@@ -43,6 +44,7 @@ TRACE_DEFINE_ENUM(CP_FASTBOOT);
 TRACE_DEFINE_ENUM(CP_SYNC);
 TRACE_DEFINE_ENUM(CP_RECOVERY);
 TRACE_DEFINE_ENUM(CP_DISCARD);
+TRACE_DEFINE_ENUM(CP_TRIMMED);
 
 #define show_block_type(type)						\
 	__print_symbolic(type,						\
@@ -52,13 +54,16 @@ TRACE_DEFINE_ENUM(CP_DISCARD);
 		{ META_FLUSH,	"META_FLUSH" },				\
 		{ INMEM,	"INMEM" },				\
 		{ INMEM_DROP,	"INMEM_DROP" },				\
+		{ INMEM_INVALIDATE,	"INMEM_INVALIDATE" },		\
+		{ INMEM_REVOKE,	"INMEM_REVOKE" },			\
 		{ IPU,		"IN-PLACE" },				\
 		{ OPU,		"OUT-OF-PLACE" })
 
 #define F2FS_BIO_MASK(t)	(t & (READA | WRITE_FLUSH_FUA))
 #define F2FS_BIO_EXTRA_MASK(t)	(t & (REQ_META | REQ_PRIO))
 
-#define show_bio_type(type)	show_bio_base(type), show_bio_extra(type)
+#define show_bio_type(op, op_flags)					\
+		show_bio_base((op|op_flags)), show_bio_extra((op|op_flags))
 
 #define show_bio_base(type)						\
 	__print_symbolic(F2FS_BIO_MASK(type),				\
@@ -78,6 +83,12 @@ TRACE_DEFINE_ENUM(CP_DISCARD);
 		{ REQ_META | REQ_PRIO,	"(MP)" },			\
 		{ 0, " \b" })
 
+#define show_block_temp(temp)						\
+	__print_symbolic(temp,						\
+		{ HOT,		"HOT" },				\
+		{ WARM,		"WARM" },				\
+		{ COLD,		"COLD" })
+
 #define show_data_type(type)						\
 	__print_symbolic(type,						\
 		{ CURSEG_HOT_DATA, 	"Hot DATA" },			\
@@ -114,7 +125,21 @@ TRACE_DEFINE_ENUM(CP_DISCARD);
 		{ CP_FASTBOOT,	"Fastboot" },				\
 		{ CP_SYNC,	"Sync" },				\
 		{ CP_RECOVERY,	"Recovery" },				\
-		{ CP_DISCARD,	"Discard" })
+		{ CP_DISCARD,	"Discard" },				\
+		{ CP_UMOUNT | CP_TRIMMED,	"Umount,Trimmed" })
+
+#define show_fsync_cpreason(type)					\
+	__print_symbolic(type,						\
+		{ CP_NO_NEEDED,		"no needed" },			\
+		{ CP_NON_REGULAR,	"non regular" },		\
+		{ CP_HARDLINK,		"hardlink" },			\
+		{ CP_SB_NEED_CP,	"sb needs cp" },		\
+		{ CP_WRONG_PINO,	"wrong pino" },			\
+		{ CP_NO_SPC_ROLL,	"no space roll forward" },	\
+		{ CP_NODE_NEED_CP,	"node needs cp" },		\
+		{ CP_FASTBOOT_MODE,	"fastboot mode" },		\
+		{ CP_SPEC_LOG_NUM,	"log type is 2" },		\
+		{ CP_RECOVER_DIR,	"dir needs recovery" })
 
 struct victim_sel_policy;
 struct f2fs_map_blocks;
@@ -190,14 +215,14 @@ DEFINE_EVENT(f2fs__inode, f2fs_sync_file_enter,
 
 TRACE_EVENT(f2fs_sync_file_exit,
 
-	TP_PROTO(struct inode *inode, int need_cp, int datasync, int ret),
+	TP_PROTO(struct inode *inode, int cp_reason, int datasync, int ret),
 
-	TP_ARGS(inode, need_cp, datasync, ret),
+	TP_ARGS(inode, cp_reason, datasync, ret),
 
 	TP_STRUCT__entry(
 		__field(dev_t,	dev)
 		__field(ino_t,	ino)
-		__field(int,	need_cp)
+		__field(int,	cp_reason)
 		__field(int,	datasync)
 		__field(int,	ret)
 	),
@@ -205,15 +230,15 @@ TRACE_EVENT(f2fs_sync_file_exit,
 	TP_fast_assign(
 		__entry->dev		= inode->i_sb->s_dev;
 		__entry->ino		= inode->i_ino;
-		__entry->need_cp	= need_cp;
+		__entry->cp_reason	= cp_reason;
 		__entry->datasync	= datasync;
 		__entry->ret		= ret;
 	),
 
-	TP_printk("dev = (%d,%d), ino = %lu, checkpoint is %s, "
+	TP_printk("dev = (%d,%d), ino = %lu, cp_reason: %s, "
 		"datasync = %d, ret = %d",
 		show_dev_ino(__entry),
-		__entry->need_cp ? "needed" : "not needed",
+		show_fsync_cpreason(__entry->cp_reason),
 		__entry->datasync,
 		__entry->ret)
 );
@@ -237,7 +262,7 @@ TRACE_EVENT(f2fs_sync_fs,
 	),
 
 	TP_printk("dev = (%d,%d), superblock is %s, wait = %d",
-		show_dev(__entry),
+		show_dev(__entry->dev),
 		__entry->dirty ? "dirty" : "not dirty",
 		__entry->wait)
 );
@@ -307,6 +332,13 @@ DEFINE_EVENT(f2fs__inode_exit, f2fs_unlink_exit,
 	TP_ARGS(inode, ret)
 );
 
+DEFINE_EVENT(f2fs__inode_exit, f2fs_drop_inode,
+
+	TP_PROTO(struct inode *inode, int ret),
+
+	TP_ARGS(inode, ret)
+);
+
 DEFINE_EVENT(f2fs__inode, f2fs_truncate,
 
 	TP_PROTO(struct inode *inode),
@@ -516,14 +548,14 @@ TRACE_EVENT(f2fs_map_blocks,
 
 TRACE_EVENT(f2fs_background_gc,
 
-	TP_PROTO(struct super_block *sb, long wait_ms,
+	TP_PROTO(struct super_block *sb, unsigned int wait_ms,
 			unsigned int prefree, unsigned int free),
 
 	TP_ARGS(sb, wait_ms, prefree, free),
 
 	TP_STRUCT__entry(
 		__field(dev_t,	dev)
-		__field(long,	wait_ms)
+		__field(unsigned int,	wait_ms)
 		__field(unsigned int,	prefree)
 		__field(unsigned int,	free)
 	),
@@ -535,13 +567,120 @@ TRACE_EVENT(f2fs_background_gc,
 		__entry->free		= free;
 	),
 
-	TP_printk("dev = (%d,%d), wait_ms = %ld, prefree = %u, free = %u",
-		show_dev(__entry),
+	TP_printk("dev = (%d,%d), wait_ms = %u, prefree = %u, free = %u",
+		show_dev(__entry->dev),
 		__entry->wait_ms,
 		__entry->prefree,
 		__entry->free)
 );
 
+TRACE_EVENT(f2fs_gc_begin,
+
+	TP_PROTO(struct super_block *sb, bool sync, bool background,
+			long long dirty_nodes, long long dirty_dents,
+			long long dirty_imeta, unsigned int free_sec,
+			unsigned int free_seg, int reserved_seg,
+			unsigned int prefree_seg),
+
+	TP_ARGS(sb, sync, background, dirty_nodes, dirty_dents, dirty_imeta,
+		free_sec, free_seg, reserved_seg, prefree_seg),
+
+	TP_STRUCT__entry(
+		__field(dev_t,		dev)
+		__field(bool,		sync)
+		__field(bool,		background)
+		__field(long long,	dirty_nodes)
+		__field(long long,	dirty_dents)
+		__field(long long,	dirty_imeta)
+		__field(unsigned int,	free_sec)
+		__field(unsigned int,	free_seg)
+		__field(int,		reserved_seg)
+		__field(unsigned int,	prefree_seg)
+	),
+
+	TP_fast_assign(
+		__entry->dev		= sb->s_dev;
+		__entry->sync		= sync;
+		__entry->background	= background;
+		__entry->dirty_nodes	= dirty_nodes;
+		__entry->dirty_dents	= dirty_dents;
+		__entry->dirty_imeta	= dirty_imeta;
+		__entry->free_sec	= free_sec;
+		__entry->free_seg	= free_seg;
+		__entry->reserved_seg	= reserved_seg;
+		__entry->prefree_seg	= prefree_seg;
+	),
+
+	TP_printk("dev = (%d,%d), sync = %d, background = %d, nodes = %lld, "
+		"dents = %lld, imeta = %lld, free_sec:%u, free_seg:%u, "
+		"rsv_seg:%d, prefree_seg:%u",
+		show_dev(__entry->dev),
+		__entry->sync,
+		__entry->background,
+		__entry->dirty_nodes,
+		__entry->dirty_dents,
+		__entry->dirty_imeta,
+		__entry->free_sec,
+		__entry->free_seg,
+		__entry->reserved_seg,
+		__entry->prefree_seg)
+);
+
+TRACE_EVENT(f2fs_gc_end,
+
+	TP_PROTO(struct super_block *sb, int ret, int seg_freed,
+			int sec_freed, long long dirty_nodes,
+			long long dirty_dents, long long dirty_imeta,
+			unsigned int free_sec, unsigned int free_seg,
+			int reserved_seg, unsigned int prefree_seg),
+
+	TP_ARGS(sb, ret, seg_freed, sec_freed, dirty_nodes, dirty_dents,
+		dirty_imeta, free_sec, free_seg, reserved_seg, prefree_seg),
+
+	TP_STRUCT__entry(
+		__field(dev_t,		dev)
+		__field(int,		ret)
+		__field(int,		seg_freed)
+		__field(int,		sec_freed)
+		__field(long long,	dirty_nodes)
+		__field(long long,	dirty_dents)
+		__field(long long,	dirty_imeta)
+		__field(unsigned int,	free_sec)
+		__field(unsigned int,	free_seg)
+		__field(int,		reserved_seg)
+		__field(unsigned int,	prefree_seg)
+	),
+
+	TP_fast_assign(
+		__entry->dev		= sb->s_dev;
+		__entry->ret		= ret;
+		__entry->seg_freed	= seg_freed;
+		__entry->sec_freed	= sec_freed;
+		__entry->dirty_nodes	= dirty_nodes;
+		__entry->dirty_dents	= dirty_dents;
+		__entry->dirty_imeta	= dirty_imeta;
+		__entry->free_sec	= free_sec;
+		__entry->free_seg	= free_seg;
+		__entry->reserved_seg	= reserved_seg;
+		__entry->prefree_seg	= prefree_seg;
+	),
+
+	TP_printk("dev = (%d,%d), ret = %d, seg_freed = %d, sec_freed = %d, "
+		"nodes = %lld, dents = %lld, imeta = %lld, free_sec:%u, "
+		"free_seg:%u, rsv_seg:%d, prefree_seg:%u",
+		show_dev(__entry->dev),
+		__entry->ret,
+		__entry->seg_freed,
+		__entry->sec_freed,
+		__entry->dirty_nodes,
+		__entry->dirty_dents,
+		__entry->dirty_imeta,
+		__entry->free_sec,
+		__entry->free_seg,
+		__entry->reserved_seg,
+		__entry->prefree_seg)
+);
+
 TRACE_EVENT(f2fs_get_victim,
 
 	TP_PROTO(struct super_block *sb, int type, int gc_type,
@@ -578,7 +717,7 @@ TRACE_EVENT(f2fs_get_victim,
 
 	TP_printk("dev = (%d,%d), type = %s, policy = (%s, %s, %s), victim = %u "
 		"ofs_unit = %u, pre_victim_secno = %d, prefree = %u, free = %u",
-		show_dev(__entry),
+		show_dev(__entry->dev),
 		show_data_type(__entry->type),
 		show_gc_type(__entry->gc_type),
 		show_alloc_mode(__entry->alloc_mode),
@@ -590,6 +729,91 @@ TRACE_EVENT(f2fs_get_victim,
 		__entry->free)
 );
 
+TRACE_EVENT(f2fs_lookup_start,
+
+	TP_PROTO(struct inode *dir, struct dentry *dentry, unsigned int flags),
+
+	TP_ARGS(dir, dentry, flags),
+
+	TP_STRUCT__entry(
+		__field(dev_t,	dev)
+		__field(ino_t,	ino)
+		__field(const char *,	name)
+		__field(unsigned int, flags)
+	),
+
+	TP_fast_assign(
+		__entry->dev	= dir->i_sb->s_dev;
+		__entry->ino	= dir->i_ino;
+		__entry->name	= dentry->d_name.name;
+		__entry->flags	= flags;
+	),
+
+	TP_printk("dev = (%d,%d), pino = %lu, name:%s, flags:%u",
+		show_dev_ino(__entry),
+		__entry->name,
+		__entry->flags)
+);
+
+TRACE_EVENT(f2fs_lookup_end,
+
+	TP_PROTO(struct inode *dir, struct dentry *dentry, nid_t ino,
+		int err),
+
+	TP_ARGS(dir, dentry, ino, err),
+
+	TP_STRUCT__entry(
+		__field(dev_t,	dev)
+		__field(ino_t,	ino)
+		__field(const char *,	name)
+		__field(nid_t,	cino)
+		__field(int,	err)
+	),
+
+	TP_fast_assign(
+		__entry->dev	= dir->i_sb->s_dev;
+		__entry->ino	= dir->i_ino;
+		__entry->name	= dentry->d_name.name;
+		__entry->cino	= ino;
+		__entry->err	= err;
+	),
+
+	TP_printk("dev = (%d,%d), pino = %lu, name:%s, ino:%u, err:%d",
+		show_dev_ino(__entry),
+		__entry->name,
+		__entry->cino,
+		__entry->err)
+);
+
+TRACE_EVENT(f2fs_readdir,
+
+	TP_PROTO(struct inode *dir, loff_t start_pos, loff_t end_pos, int err),
+
+	TP_ARGS(dir, start_pos, end_pos, err),
+
+	TP_STRUCT__entry(
+		__field(dev_t,	dev)
+		__field(ino_t,	ino)
+		__field(loff_t,	start)
+		__field(loff_t,	end)
+		__field(int,	err)
+	),
+
+	TP_fast_assign(
+		__entry->dev	= dir->i_sb->s_dev;
+		__entry->ino	= dir->i_ino;
+		__entry->start	= start_pos;
+		__entry->end	= end_pos;
+		__entry->err	= err;
+	),
+
+	TP_printk("dev = (%d,%d), ino = %lu, start_pos:%llu, end_pos:%llu, err:%d",
+		show_dev_ino(__entry),
+		__entry->start,
+		__entry->end,
+		__entry->err)
+);
+
 TRACE_EVENT(f2fs_fallocate,
 
 	TP_PROTO(struct inode *inode, int mode,
@@ -693,28 +917,32 @@ TRACE_EVENT(f2fs_direct_IO_exit,
 		__entry->ret)
 );
 
-TRACE_EVENT(f2fs_reserve_new_block,
+TRACE_EVENT(f2fs_reserve_new_blocks,
 
-	TP_PROTO(struct inode *inode, nid_t nid, unsigned int ofs_in_node),
+	TP_PROTO(struct inode *inode, nid_t nid, unsigned int ofs_in_node,
+							blkcnt_t count),
 
-	TP_ARGS(inode, nid, ofs_in_node),
+	TP_ARGS(inode, nid, ofs_in_node, count),
 
 	TP_STRUCT__entry(
 		__field(dev_t,	dev)
 		__field(nid_t, nid)
 		__field(unsigned int, ofs_in_node)
+		__field(blkcnt_t, count)
 	),
 
 	TP_fast_assign(
 		__entry->dev	= inode->i_sb->s_dev;
 		__entry->nid	= nid;
 		__entry->ofs_in_node = ofs_in_node;
+		__entry->count = count;
 	),
 
-	TP_printk("dev = (%d,%d), nid = %u, ofs_in_node = %u",
-		show_dev(__entry),
+	TP_printk("dev = (%d,%d), nid = %u, ofs_in_node = %u, count = %llu",
+		show_dev(__entry->dev),
 		(unsigned int)__entry->nid,
-		__entry->ofs_in_node)
+		__entry->ofs_in_node,
+		(unsigned long long)__entry->count)
 );
 
 DECLARE_EVENT_CLASS(f2fs__submit_page_bio,
@@ -727,8 +955,11 @@ DECLARE_EVENT_CLASS(f2fs__submit_page_bio,
 		__field(dev_t, dev)
 		__field(ino_t, ino)
 		__field(pgoff_t, index)
-		__field(block_t, blkaddr)
-		__field(int, rw)
+		__field(block_t, old_blkaddr)
+		__field(block_t, new_blkaddr)
+		__field(int, op)
+		__field(int, op_flags)
+		__field(int, temp)
 		__field(int, type)
 	),
 
@@ -736,17 +967,22 @@ DECLARE_EVENT_CLASS(f2fs__submit_page_bio,
 		__entry->dev		= page->mapping->host->i_sb->s_dev;
 		__entry->ino		= page->mapping->host->i_ino;
 		__entry->index		= page->index;
-		__entry->blkaddr	= fio->blk_addr;
-		__entry->rw		= fio->rw;
+		__entry->old_blkaddr	= fio->old_blkaddr;
+		__entry->new_blkaddr	= fio->new_blkaddr;
+		__entry->op		= fio->op;
+		__entry->op_flags	= fio->op_flags;
+		__entry->temp		= fio->temp;
 		__entry->type		= fio->type;
 	),
 
 	TP_printk("dev = (%d,%d), ino = %lu, page_index = 0x%lx, "
-		"blkaddr = 0x%llx, rw = %s%s, type = %s",
+		"oldaddr = 0x%llx, newaddr = 0x%llx, rw = %s(%s), type = %s_%s",
 		show_dev_ino(__entry),
 		(unsigned long)__entry->index,
-		(unsigned long long)__entry->blkaddr,
-		show_bio_type(__entry->rw),
+		(unsigned long long)__entry->old_blkaddr,
+		(unsigned long long)__entry->new_blkaddr,
+		show_bio_type(__entry->op, __entry->op_flags),
+		show_block_temp(__entry->temp),
 		show_block_type(__entry->type))
 );
 
@@ -759,7 +995,7 @@ DEFINE_EVENT_CONDITION(f2fs__submit_page_bio, f2fs_submit_page_bio,
 	TP_CONDITION(page->mapping)
 );
 
-DEFINE_EVENT_CONDITION(f2fs__submit_page_bio, f2fs_submit_page_mbio,
+DEFINE_EVENT_CONDITION(f2fs__submit_page_bio, f2fs_submit_page_write,
 
 	TP_PROTO(struct page *page, struct f2fs_io_info *fio),
 
@@ -768,16 +1004,17 @@ DEFINE_EVENT_CONDITION(f2fs__submit_page_bio, f2fs_submit_page_mbio,
 	TP_CONDITION(page->mapping)
 );
 
-DECLARE_EVENT_CLASS(f2fs__submit_bio,
+DECLARE_EVENT_CLASS(f2fs__bio,
 
-	TP_PROTO(struct super_block *sb, struct f2fs_io_info *fio,
-						struct bio *bio),
+	TP_PROTO(struct super_block *sb, int type, struct bio *bio),
 
-	TP_ARGS(sb, fio, bio),
+	TP_ARGS(sb, type, bio),
 
 	TP_STRUCT__entry(
 		__field(dev_t,	dev)
-		__field(int,	rw)
+		__field(dev_t,	target)
+		__field(int,	op)
+		__field(int,	op_flags)
 		__field(int,	type)
 		__field(sector_t,	sector)
 		__field(unsigned int,	size)
@@ -785,36 +1022,55 @@ DECLARE_EVENT_CLASS(f2fs__submit_bio,
 
 	TP_fast_assign(
 		__entry->dev		= sb->s_dev;
-		__entry->rw		= fio->rw;
-		__entry->type		= fio->type;
+		__entry->target		= bio->bi_bdev->bd_dev;
+		__entry->op		= bio_op(bio);
+		__entry->op_flags	= bio->bi_rw;
+		__entry->type		= type;
 		__entry->sector		= bio->bi_iter.bi_sector;
 		__entry->size		= bio->bi_iter.bi_size;
 	),
 
-	TP_printk("dev = (%d,%d), %s%s, %s, sector = %lld, size = %u",
-		show_dev(__entry),
-		show_bio_type(__entry->rw),
+	TP_printk("dev = (%d,%d)/(%d,%d), rw = %s%s, %s, sector = %lld, size = %u",
+		show_dev(__entry->target),
+		show_dev(__entry->dev),
+		show_bio_type(__entry->op, __entry->op_flags),
 		show_block_type(__entry->type),
 		(unsigned long long)__entry->sector,
 		__entry->size)
 );
 
-DEFINE_EVENT_CONDITION(f2fs__submit_bio, f2fs_submit_write_bio,
+DEFINE_EVENT_CONDITION(f2fs__bio, f2fs_prepare_write_bio,
 
-	TP_PROTO(struct super_block *sb, struct f2fs_io_info *fio,
-							struct bio *bio),
+	TP_PROTO(struct super_block *sb, int type, struct bio *bio),
 
-	TP_ARGS(sb, fio, bio),
+	TP_ARGS(sb, type, bio),
 
 	TP_CONDITION(bio)
 );
 
-DEFINE_EVENT_CONDITION(f2fs__submit_bio, f2fs_submit_read_bio,
+DEFINE_EVENT_CONDITION(f2fs__bio, f2fs_prepare_read_bio,
 
-	TP_PROTO(struct super_block *sb, struct f2fs_io_info *fio,
-							struct bio *bio),
+	TP_PROTO(struct super_block *sb, int type, struct bio *bio),
 
-	TP_ARGS(sb, fio, bio),
+	TP_ARGS(sb, type, bio),
+
+	TP_CONDITION(bio)
+);
+
+DEFINE_EVENT_CONDITION(f2fs__bio, f2fs_submit_read_bio,
+
+	TP_PROTO(struct super_block *sb, int type, struct bio *bio),
+
+	TP_ARGS(sb, type, bio),
+
+	TP_CONDITION(bio)
+);
+
+DEFINE_EVENT_CONDITION(f2fs__bio, f2fs_submit_write_bio,
+
+	TP_PROTO(struct super_block *sb, int type, struct bio *bio),
+
+	TP_ARGS(sb, type, bio),
 
 	TP_CONDITION(bio)
 );
@@ -1073,16 +1329,16 @@ TRACE_EVENT(f2fs_write_checkpoint,
 	),
 
 	TP_printk("dev = (%d,%d), checkpoint for %s, state = %s",
-		show_dev(__entry),
+		show_dev(__entry->dev),
 		show_cpreason(__entry->reason),
 		__entry->msg)
 );
 
-TRACE_EVENT(f2fs_issue_discard,
+DECLARE_EVENT_CLASS(f2fs_discard,
 
-	TP_PROTO(struct super_block *sb, block_t blkstart, block_t blklen),
+	TP_PROTO(struct block_device *dev, block_t blkstart, block_t blklen),
 
-	TP_ARGS(sb, blkstart, blklen),
+	TP_ARGS(dev, blkstart, blklen),
 
 	TP_STRUCT__entry(
 		__field(dev_t,	dev)
@@ -1091,40 +1347,85 @@ TRACE_EVENT(f2fs_issue_discard,
 	),
 
 	TP_fast_assign(
-		__entry->dev	= sb->s_dev;
+		__entry->dev	= dev->bd_dev;
 		__entry->blkstart = blkstart;
 		__entry->blklen = blklen;
 	),
 
 	TP_printk("dev = (%d,%d), blkstart = 0x%llx, blklen = 0x%llx",
-		show_dev(__entry),
+		show_dev(__entry->dev),
 		(unsigned long long)__entry->blkstart,
 		(unsigned long long)__entry->blklen)
 );
 
+DEFINE_EVENT(f2fs_discard, f2fs_queue_discard,
+
+	TP_PROTO(struct block_device *dev, block_t blkstart, block_t blklen),
+
+	TP_ARGS(dev, blkstart, blklen)
+);
+
+DEFINE_EVENT(f2fs_discard, f2fs_issue_discard,
+
+	TP_PROTO(struct block_device *dev, block_t blkstart, block_t blklen),
+
+	TP_ARGS(dev, blkstart, blklen)
+);
+
+DEFINE_EVENT(f2fs_discard, f2fs_remove_discard,
+
+	TP_PROTO(struct block_device *dev, block_t blkstart, block_t blklen),
+
+	TP_ARGS(dev, blkstart, blklen)
+);
+
+TRACE_EVENT(f2fs_issue_reset_zone,
+
+	TP_PROTO(struct block_device *dev, block_t blkstart),
+
+	TP_ARGS(dev, blkstart),
+
+	TP_STRUCT__entry(
+		__field(dev_t,	dev)
+		__field(block_t, blkstart)
+	),
+
+	TP_fast_assign(
+		__entry->dev	= dev->bd_dev;
+		__entry->blkstart = blkstart;
+	),
+
+	TP_printk("dev = (%d,%d), reset zone at block = 0x%llx",
+		show_dev(__entry->dev),
+		(unsigned long long)__entry->blkstart)
+);
+
 TRACE_EVENT(f2fs_issue_flush,
 
-	TP_PROTO(struct super_block *sb, unsigned int nobarrier,
-					unsigned int flush_merge),
+	TP_PROTO(struct block_device *dev, unsigned int nobarrier,
+				unsigned int flush_merge, int ret),
 
-	TP_ARGS(sb, nobarrier, flush_merge),
+	TP_ARGS(dev, nobarrier, flush_merge, ret),
 
 	TP_STRUCT__entry(
 		__field(dev_t,	dev)
 		__field(unsigned int, nobarrier)
 		__field(unsigned int, flush_merge)
+		__field(int,  ret)
 	),
 
 	TP_fast_assign(
-		__entry->dev	= sb->s_dev;
+		__entry->dev	= dev->bd_dev;
 		__entry->nobarrier = nobarrier;
 		__entry->flush_merge = flush_merge;
+		__entry->ret = ret;
 	),
 
-	TP_printk("dev = (%d,%d), %s %s",
-		show_dev(__entry),
+	TP_printk("dev = (%d,%d), %s %s, ret = %d",
+		show_dev(__entry->dev),
 		__entry->nobarrier ? "skip (nobarrier)" : "issue",
-		__entry->flush_merge ? " with flush_merge" : "")
+		__entry->flush_merge ? " with flush_merge" : "",
+		__entry->ret)
 );
 
 TRACE_EVENT(f2fs_lookup_extent_tree_start,
@@ -1237,7 +1538,7 @@ TRACE_EVENT(f2fs_shrink_extent_tree,
 	),
 
 	TP_printk("dev = (%d,%d), shrunk: node_cnt = %u, tree_cnt = %u",
-		show_dev(__entry),
+		show_dev(__entry->dev),
 		__entry->node_cnt,
 		__entry->tree_cnt)
 );
@@ -1265,6 +1566,44 @@ TRACE_EVENT(f2fs_destroy_extent_tree,
 		__entry->node_cnt)
 );
 
+DECLARE_EVENT_CLASS(f2fs_sync_dirty_inodes,
+
+	TP_PROTO(struct super_block *sb, int type, s64 count),
+
+	TP_ARGS(sb, type, count),
+
+	TP_STRUCT__entry(
+		__field(dev_t, dev)
+		__field(int, type)
+		__field(s64, count)
+	),
+
+	TP_fast_assign(
+		__entry->dev	= sb->s_dev;
+		__entry->type	= type;
+		__entry->count	= count;
+	),
+
+	TP_printk("dev = (%d,%d), %s, dirty count = %lld",
+		show_dev(__entry->dev),
+		show_file_type(__entry->type),
+		__entry->count)
+);
+
+DEFINE_EVENT(f2fs_sync_dirty_inodes, f2fs_sync_dirty_inodes_enter,
+
+	TP_PROTO(struct super_block *sb, int type, s64 count),
+
+	TP_ARGS(sb, type, count)
+);
+
+DEFINE_EVENT(f2fs_sync_dirty_inodes, f2fs_sync_dirty_inodes_exit,
+
+	TP_PROTO(struct super_block *sb, int type, s64 count),
+
+	TP_ARGS(sb, type, count)
+);
+
 #endif /* _TRACE_F2FS_H */
 
  /* This part must be outside protection */