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/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM btrfs

#if !defined(_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_BTRFS_H

#include <linux/writeback.h>
#include <linux/tracepoint.h>
#include <trace/events/mmflags.h>

struct btrfs_root;
struct btrfs_fs_info;
struct btrfs_inode;
struct extent_map;
struct btrfs_file_extent_item;
struct btrfs_ordered_extent;
struct btrfs_delayed_ref_node;
struct btrfs_delayed_tree_ref;
struct btrfs_delayed_data_ref;
struct btrfs_delayed_ref_head;
struct btrfs_block_group_cache;
struct btrfs_free_cluster;
struct map_lookup;
struct extent_buffer;
struct btrfs_work;
struct __btrfs_workqueue;
struct btrfs_qgroup_extent_record;
struct btrfs_qgroup;
struct prelim_ref;

TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS_NR);
TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS);
TRACE_DEFINE_ENUM(FLUSH_DELALLOC);
TRACE_DEFINE_ENUM(FLUSH_DELALLOC_WAIT);
TRACE_DEFINE_ENUM(ALLOC_CHUNK);
TRACE_DEFINE_ENUM(COMMIT_TRANS);

#define show_ref_type(type)						\
	__print_symbolic(type,						\
		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
		{ BTRFS_EXTENT_REF_V0_KEY, 	"EXTENT_REF_V0" },	\
		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })

#define __show_root_type(obj)						\
	__print_symbolic_u64(obj,					\
		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
		{ BTRFS_QUOTA_TREE_OBJECTID,	"QUOTA_TREE"	},	\
		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
		{ BTRFS_UUID_TREE_OBJECTID,	"UUID_TREE"	},	\
		{ BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },	\
		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })

#define show_root_type(obj)						\
	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
	      (obj >= BTRFS_ROOT_TREE_OBJECTID &&			\
	       obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"

#define show_fi_type(type)						\
	__print_symbolic(type,						\
		 { BTRFS_FILE_EXTENT_INLINE,	"INLINE" },		\
		 { BTRFS_FILE_EXTENT_REG,	"REG"	 },		\
		 { BTRFS_FILE_EXTENT_PREALLOC,	"PREALLOC"})

#define BTRFS_GROUP_FLAGS	\
	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}

#define BTRFS_FSID_SIZE 16
#define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)

#define TP_fast_assign_fsid(fs_info)					\
	memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE)

#define TP_STRUCT__entry_btrfs(args...)					\
	TP_STRUCT__entry(						\
		TP_STRUCT__entry_fsid					\
		args)
#define TP_fast_assign_btrfs(fs_info, args...)				\
	TP_fast_assign(							\
		TP_fast_assign_fsid(fs_info);				\
		args)
#define TP_printk_btrfs(fmt, args...) \
	TP_printk("%pU: " fmt, __entry->fsid, args)

TRACE_EVENT(btrfs_transaction_commit,

	TP_PROTO(const struct btrfs_root *root),

	TP_ARGS(root),

	TP_STRUCT__entry_btrfs(
		__field(	u64,  generation		)
		__field(	u64,  root_objectid		)
	),

	TP_fast_assign_btrfs(root->fs_info,
		__entry->generation	= root->fs_info->generation;
		__entry->root_objectid	= root->root_key.objectid;
	),

	TP_printk_btrfs("root = %llu(%s), gen = %llu",
		  show_root_type(__entry->root_objectid),
		  (unsigned long long)__entry->generation)
);

DECLARE_EVENT_CLASS(btrfs__inode,

	TP_PROTO(const struct inode *inode),

	TP_ARGS(inode),

	TP_STRUCT__entry_btrfs(
		__field(	ino_t,  ino			)
		__field(	blkcnt_t,  blocks		)
		__field(	u64,  disk_i_size		)
		__field(	u64,  generation		)
		__field(	u64,  last_trans		)
		__field(	u64,  logged_trans		)
		__field(	u64,  root_objectid		)
	),

	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
		__entry->ino	= inode->i_ino;
		__entry->blocks	= inode->i_blocks;
		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
		__entry->generation = BTRFS_I(inode)->generation;
		__entry->last_trans = BTRFS_I(inode)->last_trans;
		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
		__entry->root_objectid =
				BTRFS_I(inode)->root->root_key.objectid;
	),

	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%lu blocks=%llu "
		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
		  show_root_type(__entry->root_objectid),
		  (unsigned long long)__entry->generation,
		  (unsigned long)__entry->ino,
		  (unsigned long long)__entry->blocks,
		  (unsigned long long)__entry->disk_i_size,
		  (unsigned long long)__entry->last_trans,
		  (unsigned long long)__entry->logged_trans)
);

DEFINE_EVENT(btrfs__inode, btrfs_inode_new,

	TP_PROTO(const struct inode *inode),

	TP_ARGS(inode)
);

DEFINE_EVENT(btrfs__inode, btrfs_inode_request,

	TP_PROTO(const struct inode *inode),

	TP_ARGS(inode)
);

DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,

	TP_PROTO(const struct inode *inode),

	TP_ARGS(inode)
);

#define __show_map_type(type)						\
	__print_symbolic_u64(type,					\
		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})

#define show_map_type(type)			\
	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)

#define show_map_flags(flag)						\
	__print_flags(flag, "|",					\
		{ (1 << EXTENT_FLAG_PINNED), 		"PINNED" 	},\
		{ (1 << EXTENT_FLAG_COMPRESSED), 	"COMPRESSED" 	},\
		{ (1 << EXTENT_FLAG_VACANCY), 		"VACANCY" 	},\
		{ (1 << EXTENT_FLAG_PREALLOC), 		"PREALLOC" 	},\
		{ (1 << EXTENT_FLAG_LOGGING),	 	"LOGGING" 	},\
		{ (1 << EXTENT_FLAG_FILLING),	 	"FILLING" 	},\
		{ (1 << EXTENT_FLAG_FS_MAPPING),	"FS_MAPPING"	})

TRACE_EVENT_CONDITION(btrfs_get_extent,

	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
		 const struct extent_map *map),

	TP_ARGS(root, inode, map),

	TP_CONDITION(map),

	TP_STRUCT__entry_btrfs(
		__field(	u64,  root_objectid	)
		__field(	u64,  ino		)
		__field(	u64,  start		)
		__field(	u64,  len		)
		__field(	u64,  orig_start	)
		__field(	u64,  block_start	)
		__field(	u64,  block_len		)
		__field(	unsigned long,  flags	)
		__field(	int,  refs		)
		__field(	unsigned int,  compress_type	)
	),

	TP_fast_assign_btrfs(root->fs_info,
		__entry->root_objectid	= root->root_key.objectid;
		__entry->ino		= btrfs_ino(inode);
		__entry->start		= map->start;
		__entry->len		= map->len;
		__entry->orig_start	= map->orig_start;
		__entry->block_start	= map->block_start;
		__entry->block_len	= map->block_len;
		__entry->flags		= map->flags;
		__entry->refs		= refcount_read(&map->refs);
		__entry->compress_type	= map->compress_type;
	),

	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
		  "orig_start=%llu block_start=%llu(%s) "
		  "block_len=%llu flags=%s refs=%u "
		  "compress_type=%u",
		  show_root_type(__entry->root_objectid),
		  (unsigned long long)__entry->ino,
		  (unsigned long long)__entry->start,
		  (unsigned long long)__entry->len,
		  (unsigned long long)__entry->orig_start,
		  show_map_type(__entry->block_start),
		  (unsigned long long)__entry->block_len,
		  show_map_flags(__entry->flags),
		  __entry->refs, __entry->compress_type)
);

/* file extent item */
DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,

	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
		 struct btrfs_file_extent_item *fi, u64 start),

	TP_ARGS(bi, l, fi, start),

	TP_STRUCT__entry_btrfs(
		__field(	u64,	root_obj	)
		__field(	u64,	ino		)
		__field(	loff_t,	isize		)
		__field(	u64,	disk_isize	)
		__field(	u64,	num_bytes	)
		__field(	u64,	ram_bytes	)
		__field(	u64,	disk_bytenr	)
		__field(	u64,	disk_num_bytes	)
		__field(	u64,	extent_offset	)
		__field(	u8,	extent_type	)
		__field(	u8,	compression	)
		__field(	u64,	extent_start	)
		__field(	u64,	extent_end	)
	),

	TP_fast_assign_btrfs(bi->root->fs_info,
		__entry->root_obj	= bi->root->objectid;
		__entry->ino		= btrfs_ino(bi);
		__entry->isize		= bi->vfs_inode.i_size;
		__entry->disk_isize	= bi->disk_i_size;
		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
		__entry->extent_type	= btrfs_file_extent_type(l, fi);
		__entry->compression	= btrfs_file_extent_compression(l, fi);
		__entry->extent_start	= start;
		__entry->extent_end	= (start + __entry->num_bytes);
	),

	TP_printk_btrfs(
		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
		"file extent range=[%llu %llu] "
		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
		"disk_num_bytes=%llu extent_offset=%llu type=%s "
		"compression=%u",
		show_root_type(__entry->root_obj), __entry->ino,
		__entry->isize,
		__entry->disk_isize, __entry->extent_start,
		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
		__entry->disk_bytenr, __entry->disk_num_bytes,
		__entry->extent_offset, show_fi_type(__entry->extent_type),
		__entry->compression)
);

DECLARE_EVENT_CLASS(
	btrfs__file_extent_item_inline,

	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
		 struct btrfs_file_extent_item *fi, int slot, u64 start),

	TP_ARGS(bi, l, fi, slot,  start),

	TP_STRUCT__entry_btrfs(
		__field(	u64,	root_obj	)
		__field(	u64,	ino		)
		__field(	loff_t,	isize		)
		__field(	u64,	disk_isize	)
		__field(	u8,	extent_type	)
		__field(	u8,	compression	)
		__field(	u64,	extent_start	)
		__field(	u64,	extent_end	)
	),

	TP_fast_assign_btrfs(
		bi->root->fs_info,
		__entry->root_obj	= bi->root->objectid;
		__entry->ino		= btrfs_ino(bi);
		__entry->isize		= bi->vfs_inode.i_size;
		__entry->disk_isize	= bi->disk_i_size;
		__entry->extent_type	= btrfs_file_extent_type(l, fi);
		__entry->compression	= btrfs_file_extent_compression(l, fi);
		__entry->extent_start	= start;
		__entry->extent_end	= (start + btrfs_file_extent_ram_bytes(l, fi));
	),

	TP_printk_btrfs(
		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
		"file extent range=[%llu %llu] "
		"extent_type=%s compression=%u",
		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
		__entry->disk_isize, __entry->extent_start,
		__entry->extent_end, show_fi_type(__entry->extent_type),
		__entry->compression)
);

DEFINE_EVENT(
	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,

	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
		 struct btrfs_file_extent_item *fi, u64 start),

	TP_ARGS(bi, l, fi, start)
);

DEFINE_EVENT(
	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,

	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
		 struct btrfs_file_extent_item *fi, u64 start),

	TP_ARGS(bi, l, fi, start)
);

DEFINE_EVENT(
	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,

	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
		 struct btrfs_file_extent_item *fi, int slot, u64 start),

	TP_ARGS(bi, l, fi, slot, start)
);

DEFINE_EVENT(
	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,

	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
		 struct btrfs_file_extent_item *fi, int slot, u64 start),

	TP_ARGS(bi, l, fi, slot, start)
);

#define show_ordered_flags(flags)					   \
	__print_flags(flags, "|",					   \
		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
		{ (1 << BTRFS_ORDERED_UPDATED_ISIZE), 	"UPDATED_ISIZE"	}, \
		{ (1 << BTRFS_ORDERED_LOGGED_CSUM), 	"LOGGED_CSUM"	}, \
		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})


DECLARE_EVENT_CLASS(btrfs__ordered_extent,

	TP_PROTO(const struct inode *inode,
		 const struct btrfs_ordered_extent *ordered),

	TP_ARGS(inode, ordered),

	TP_STRUCT__entry_btrfs(
		__field(	ino_t,  ino		)
		__field(	u64,  file_offset	)
		__field(	u64,  start		)
		__field(	u64,  len		)
		__field(	u64,  disk_len		)
		__field(	u64,  bytes_left	)
		__field(	unsigned long,  flags	)
		__field(	int,  compress_type	)
		__field(	int,  refs		)
		__field(	u64,  root_objectid	)
		__field(	u64,  truncated_len	)
	),

	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
		__entry->ino 		= inode->i_ino;
		__entry->file_offset	= ordered->file_offset;
		__entry->start		= ordered->start;
		__entry->len		= ordered->len;
		__entry->disk_len	= ordered->disk_len;
		__entry->bytes_left	= ordered->bytes_left;
		__entry->flags		= ordered->flags;
		__entry->compress_type	= ordered->compress_type;
		__entry->refs		= refcount_read(&ordered->refs);
		__entry->root_objectid	=
				BTRFS_I(inode)->root->root_key.objectid;
		__entry->truncated_len	= ordered->truncated_len;
	),

	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
		  "start=%llu len=%llu disk_len=%llu "
		  "truncated_len=%llu "
		  "bytes_left=%llu flags=%s compress_type=%d "
		  "refs=%d",
		  show_root_type(__entry->root_objectid),
		  (unsigned long long)__entry->ino,
		  (unsigned long long)__entry->file_offset,
		  (unsigned long long)__entry->start,
		  (unsigned long long)__entry->len,
		  (unsigned long long)__entry->disk_len,
		  (unsigned long long)__entry->truncated_len,
		  (unsigned long long)__entry->bytes_left,
		  show_ordered_flags(__entry->flags),
		  __entry->compress_type, __entry->refs)
);

DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,

	TP_PROTO(const struct inode *inode,
		 const struct btrfs_ordered_extent *ordered),

	TP_ARGS(inode, ordered)
);

DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,

	TP_PROTO(const struct inode *inode,
		 const struct btrfs_ordered_extent *ordered),

	TP_ARGS(inode, ordered)
);

DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,

	TP_PROTO(const struct inode *inode,
		 const struct btrfs_ordered_extent *ordered),

	TP_ARGS(inode, ordered)
);

DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,

	TP_PROTO(const struct inode *inode,
		 const struct btrfs_ordered_extent *ordered),

	TP_ARGS(inode, ordered)
);

DECLARE_EVENT_CLASS(btrfs__writepage,

	TP_PROTO(const struct page *page, const struct inode *inode,
		 const struct writeback_control *wbc),

	TP_ARGS(page, inode, wbc),

	TP_STRUCT__entry_btrfs(
		__field(	ino_t,  ino			)
		__field(	pgoff_t,  index			)
		__field(	long,   nr_to_write		)
		__field(	long,   pages_skipped		)
		__field(	loff_t, range_start		)
		__field(	loff_t, range_end		)
		__field(	char,   for_kupdate		)
		__field(	char,   for_reclaim		)
		__field(	char,   range_cyclic		)
		__field(	pgoff_t,  writeback_index	)
		__field(	u64,    root_objectid		)
	),

	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
		__entry->ino		= inode->i_ino;
		__entry->index		= page->index;
		__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->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;
		__entry->root_objectid	=
				 BTRFS_I(inode)->root->root_key.objectid;
	),

	TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%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",
		  show_root_type(__entry->root_objectid),
		  (unsigned long)__entry->ino, __entry->index,
		  __entry->nr_to_write, __entry->pages_skipped,
		  __entry->range_start, __entry->range_end,
		  __entry->for_kupdate,
		  __entry->for_reclaim, __entry->range_cyclic,
		  (unsigned long)__entry->writeback_index)
);

DEFINE_EVENT(btrfs__writepage, __extent_writepage,

	TP_PROTO(const struct page *page, const struct inode *inode,
		 const struct writeback_control *wbc),

	TP_ARGS(page, inode, wbc)
);

TRACE_EVENT(btrfs_writepage_end_io_hook,

	TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),

	TP_ARGS(page, start, end, uptodate),

	TP_STRUCT__entry_btrfs(
		__field(	ino_t,	 ino		)
		__field(	pgoff_t, index		)
		__field(	u64,	 start		)
		__field(	u64,	 end		)
		__field(	int,	 uptodate	)
		__field(	u64,    root_objectid	)
	),

	TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
		__entry->ino	= page->mapping->host->i_ino;
		__entry->index	= page->index;
		__entry->start	= start;
		__entry->end	= end;
		__entry->uptodate = uptodate;
		__entry->root_objectid	=
			 BTRFS_I(page->mapping->host)->root->root_key.objectid;
	),

	TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu start=%llu "
		  "end=%llu uptodate=%d",
		  show_root_type(__entry->root_objectid),
		  (unsigned long)__entry->ino, (unsigned long)__entry->index,
		  (unsigned long long)__entry->start,
		  (unsigned long long)__entry->end, __entry->uptodate)
);

TRACE_EVENT(btrfs_sync_file,

	TP_PROTO(const struct file *file, int datasync),

	TP_ARGS(file, datasync),

	TP_STRUCT__entry_btrfs(
		__field(	ino_t,  ino		)
		__field(	ino_t,  parent		)
		__field(	int,    datasync	)
		__field(	u64,    root_objectid	)
	),

	TP_fast_assign(
		const struct dentry *dentry = file->f_path.dentry;
		const struct inode *inode = d_inode(dentry);

		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
		__entry->ino		= inode->i_ino;
		__entry->parent		= d_inode(dentry->d_parent)->i_ino;
		__entry->datasync	= datasync;
		__entry->root_objectid	=
				 BTRFS_I(inode)->root->root_key.objectid;
	),

	TP_printk_btrfs("root=%llu(%s) ino=%ld parent=%ld datasync=%d",
		  show_root_type(__entry->root_objectid),
		  (unsigned long)__entry->ino, (unsigned long)__entry->parent,
		  __entry->datasync)
);

TRACE_EVENT(btrfs_sync_fs,

	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),

	TP_ARGS(fs_info, wait),

	TP_STRUCT__entry_btrfs(
		__field(	int,  wait		)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->wait	= wait;
	),

	TP_printk_btrfs("wait = %d", __entry->wait)
);

TRACE_EVENT(btrfs_add_block_group,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_block_group_cache *block_group, int create),

	TP_ARGS(fs_info, block_group, create),

	TP_STRUCT__entry(
		__array(	u8,	fsid,	BTRFS_FSID_SIZE	)
		__field(	u64,	offset			)
		__field(	u64,	size			)
		__field(	u64,	flags			)
		__field(	u64,	bytes_used		)
		__field(	u64,	bytes_super		)
		__field(	int,	create			)
	),

	TP_fast_assign(
		memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
		__entry->offset		= block_group->key.objectid;
		__entry->size		= block_group->key.offset;
		__entry->flags		= block_group->flags;
		__entry->bytes_used	=
			btrfs_block_group_used(&block_group->item);
		__entry->bytes_super	= block_group->bytes_super;
		__entry->create		= create;
	),

	TP_printk("%pU: block_group offset=%llu size=%llu "
		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
		  "create=%d", __entry->fsid,
		  (unsigned long long)__entry->offset,
		  (unsigned long long)__entry->size,
		  (unsigned long long)__entry->flags,
		  __print_flags((unsigned long)__entry->flags, "|",
				BTRFS_GROUP_FLAGS),
		  (unsigned long long)__entry->bytes_used,
		  (unsigned long long)__entry->bytes_super, __entry->create)
);

#define show_ref_action(action)						\
	__print_symbolic(action,					\
		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
			

DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_delayed_ref_node *ref,
		 const struct btrfs_delayed_tree_ref *full_ref,
		 int action),

	TP_ARGS(fs_info, ref, full_ref, action),

	TP_STRUCT__entry_btrfs(
		__field(	u64,  bytenr		)
		__field(	u64,  num_bytes		)
		__field(	int,  action		) 
		__field(	u64,  parent		)
		__field(	u64,  ref_root		)
		__field(	int,  level		)
		__field(	int,  type		)
		__field(	u64,  seq		)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->bytenr		= ref->bytenr;
		__entry->num_bytes	= ref->num_bytes;
		__entry->action		= action;
		__entry->parent		= full_ref->parent;
		__entry->ref_root	= full_ref->root;
		__entry->level		= full_ref->level;
		__entry->type		= ref->type;
		__entry->seq		= ref->seq;
	),

	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
		  "type=%s seq=%llu",
		  (unsigned long long)__entry->bytenr,
		  (unsigned long long)__entry->num_bytes,
		  show_ref_action(__entry->action),
		  show_root_type(__entry->parent),
		  show_root_type(__entry->ref_root),
		  __entry->level, show_ref_type(__entry->type),
		  (unsigned long long)__entry->seq)
);

DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_delayed_ref_node *ref,
		 const struct btrfs_delayed_tree_ref *full_ref,
		 int action),

	TP_ARGS(fs_info, ref, full_ref, action)
);

DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_delayed_ref_node *ref,
		 const struct btrfs_delayed_tree_ref *full_ref,
		 int action),

	TP_ARGS(fs_info, ref, full_ref, action)
);

DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_delayed_ref_node *ref,
		 const struct btrfs_delayed_data_ref *full_ref,
		 int action),

	TP_ARGS(fs_info, ref, full_ref, action),

	TP_STRUCT__entry_btrfs(
		__field(	u64,  bytenr		)
		__field(	u64,  num_bytes		)
		__field(	int,  action		) 
		__field(	u64,  parent		)
		__field(	u64,  ref_root		)
		__field(	u64,  owner		)
		__field(	u64,  offset		)
		__field(	int,  type		)
		__field(	u64,  seq		)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->bytenr		= ref->bytenr;
		__entry->num_bytes	= ref->num_bytes;
		__entry->action		= action;
		__entry->parent		= full_ref->parent;
		__entry->ref_root	= full_ref->root;
		__entry->owner		= full_ref->objectid;
		__entry->offset		= full_ref->offset;
		__entry->type		= ref->type;
		__entry->seq		= ref->seq;
	),

	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
		  "offset=%llu type=%s seq=%llu",
		  (unsigned long long)__entry->bytenr,
		  (unsigned long long)__entry->num_bytes,
		  show_ref_action(__entry->action),
		  show_root_type(__entry->parent),
		  show_root_type(__entry->ref_root),
		  (unsigned long long)__entry->owner,
		  (unsigned long long)__entry->offset,
		  show_ref_type(__entry->type),
		  (unsigned long long)__entry->seq)
);

DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_delayed_ref_node *ref,
		 const struct btrfs_delayed_data_ref *full_ref,
		 int action),

	TP_ARGS(fs_info, ref, full_ref, action)
);

DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_delayed_ref_node *ref,
		 const struct btrfs_delayed_data_ref *full_ref,
		 int action),

	TP_ARGS(fs_info, ref, full_ref, action)
);

DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_delayed_ref_head *head_ref,
		 int action),

	TP_ARGS(fs_info, head_ref, action),

	TP_STRUCT__entry_btrfs(
		__field(	u64,  bytenr		)
		__field(	u64,  num_bytes		)
		__field(	int,  action		) 
		__field(	int,  is_data		)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->bytenr		= head_ref->bytenr;
		__entry->num_bytes	= head_ref->num_bytes;
		__entry->action		= action;
		__entry->is_data	= head_ref->is_data;
	),

	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
		  (unsigned long long)__entry->bytenr,
		  (unsigned long long)__entry->num_bytes,
		  show_ref_action(__entry->action),
		  __entry->is_data)
);

DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_delayed_ref_head *head_ref,
		 int action),

	TP_ARGS(fs_info, head_ref, action)
);

DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_delayed_ref_head *head_ref,
		 int action),

	TP_ARGS(fs_info, head_ref, action)
);

#define show_chunk_type(type)					\
	__print_flags(type, "|",				\
		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})

DECLARE_EVENT_CLASS(btrfs__chunk,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct map_lookup *map, u64 offset, u64 size),

	TP_ARGS(fs_info, map, offset, size),

	TP_STRUCT__entry_btrfs(
		__field(	int,  num_stripes		)
		__field(	u64,  type			)
		__field(	int,  sub_stripes		)
		__field(	u64,  offset			)
		__field(	u64,  size			)
		__field(	u64,  root_objectid		)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->num_stripes	= map->num_stripes;
		__entry->type		= map->type;
		__entry->sub_stripes	= map->sub_stripes;
		__entry->offset		= offset;
		__entry->size		= size;
		__entry->root_objectid	= fs_info->chunk_root->root_key.objectid;
	),

	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
		  "num_stripes=%d sub_stripes=%d type=%s",
		  show_root_type(__entry->root_objectid),
		  (unsigned long long)__entry->offset,
		  (unsigned long long)__entry->size,
		  __entry->num_stripes, __entry->sub_stripes,
		  show_chunk_type(__entry->type))
);

DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct map_lookup *map, u64 offset, u64 size),

	TP_ARGS(fs_info, map, offset, size)
);

DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct map_lookup *map, u64 offset, u64 size),

	TP_ARGS(fs_info, map, offset, size)
);

TRACE_EVENT(btrfs_cow_block,

	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
		 const struct extent_buffer *cow),

	TP_ARGS(root, buf, cow),

	TP_STRUCT__entry_btrfs(
		__field(	u64,  root_objectid		)
		__field(	u64,  buf_start			)
		__field(	int,  refs			)
		__field(	u64,  cow_start			)
		__field(	int,  buf_level			)
		__field(	int,  cow_level			)
	),

	TP_fast_assign_btrfs(root->fs_info,
		__entry->root_objectid	= root->root_key.objectid;
		__entry->buf_start	= buf->start;
		__entry->refs		= atomic_read(&buf->refs);
		__entry->cow_start	= cow->start;
		__entry->buf_level	= btrfs_header_level(buf);
		__entry->cow_level	= btrfs_header_level(cow);
	),

	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
		  show_root_type(__entry->root_objectid),
		  __entry->refs,
		  (unsigned long long)__entry->buf_start,
		  __entry->buf_level,
		  (unsigned long long)__entry->cow_start,
		  __entry->cow_level)
);

TRACE_EVENT(btrfs_space_reservation,

	TP_PROTO(const struct btrfs_fs_info *fs_info, char *type, u64 val,
		 u64 bytes, int reserve),

	TP_ARGS(fs_info, type, val, bytes, reserve),

	TP_STRUCT__entry_btrfs(
		__string(	type,	type			)
		__field(	u64,	val			)
		__field(	u64,	bytes			)
		__field(	int,	reserve			)
	),

	TP_fast_assign_btrfs(fs_info,
		__assign_str(type, type);
		__entry->val		= val;
		__entry->bytes		= bytes;
		__entry->reserve	= reserve;
	),

	TP_printk_btrfs("%s: %Lu %s %Lu", __get_str(type), __entry->val,
			__entry->reserve ? "reserve" : "release",
			__entry->bytes)
);

#define show_flush_action(action)						\
	__print_symbolic(action,						\
		{ BTRFS_RESERVE_NO_FLUSH,	"BTRFS_RESERVE_NO_FLUSH"},	\
		{ BTRFS_RESERVE_FLUSH_LIMIT,	"BTRFS_RESERVE_FLUSH_LIMIT"},	\
		{ BTRFS_RESERVE_FLUSH_ALL,	"BTRFS_RESERVE_FLUSH_ALL"})

TRACE_EVENT(btrfs_trigger_flush,

	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
		 int flush, char *reason),

	TP_ARGS(fs_info, flags, bytes, flush, reason),

	TP_STRUCT__entry(
		__array(	u8,	fsid,	BTRFS_FSID_SIZE	)
		__field(	u64,	flags			)
		__field(	u64,	bytes			)
		__field(	int,	flush			)
		__string(	reason,	reason			)
	),

	TP_fast_assign(
		memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
		__entry->flags	= flags;
		__entry->bytes	= bytes;
		__entry->flush	= flush;
		__assign_str(reason, reason)
	),

	TP_printk("%pU: %s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
		  __entry->fsid, __get_str(reason), __entry->flush,
		  show_flush_action(__entry->flush),
		  (unsigned long long)__entry->flags,
		  __print_flags((unsigned long)__entry->flags, "|",
				BTRFS_GROUP_FLAGS),
		  (unsigned long long)__entry->bytes)
);

#define show_flush_state(state)							\
	__print_symbolic(state,							\
		{ FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR"},	\
		{ FLUSH_DELAYED_ITEMS,		"FLUSH_DELAYED_ITEMS"},		\
		{ FLUSH_DELALLOC,		"FLUSH_DELALLOC"},		\
		{ FLUSH_DELALLOC_WAIT,		"FLUSH_DELALLOC_WAIT"},		\
		{ ALLOC_CHUNK,			"ALLOC_CHUNK"},			\
		{ COMMIT_TRANS,			"COMMIT_TRANS"})

TRACE_EVENT(btrfs_flush_space,

	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
		 int state, int ret),

	TP_ARGS(fs_info, flags, num_bytes, state, ret),

	TP_STRUCT__entry(
		__array(	u8,	fsid,	BTRFS_FSID_SIZE	)
		__field(	u64,	flags			)
		__field(	u64,	num_bytes		)
		__field(	int,	state			)
		__field(	int,	ret			)
	),

	TP_fast_assign(
		memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
		__entry->flags		=	flags;
		__entry->num_bytes	=	num_bytes;
		__entry->state		=	state;
		__entry->ret		=	ret;
	),

	TP_printk("%pU: state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d",
		  __entry->fsid, __entry->state,
		  show_flush_state(__entry->state),
		  (unsigned long long)__entry->flags,
		  __print_flags((unsigned long)__entry->flags, "|",
				BTRFS_GROUP_FLAGS),
		  (unsigned long long)__entry->num_bytes, __entry->ret)
);

DECLARE_EVENT_CLASS(btrfs__reserved_extent,

	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),

	TP_ARGS(fs_info, start, len),

	TP_STRUCT__entry_btrfs(
		__field(	u64,  start			)
		__field(	u64,  len			)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->start		= start;
		__entry->len		= len;
	),

	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
		  (unsigned long long)__entry->start,
		  (unsigned long long)__entry->len)
);

DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,

	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),

	TP_ARGS(fs_info, start, len)
);

DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,

	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),

	TP_ARGS(fs_info, start, len)
);

TRACE_EVENT(find_free_extent,

	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 num_bytes,
		 u64 empty_size, u64 data),

	TP_ARGS(fs_info, num_bytes, empty_size, data),

	TP_STRUCT__entry_btrfs(
		__field(	u64,	num_bytes		)
		__field(	u64,	empty_size		)
		__field(	u64,	data			)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->num_bytes	= num_bytes;
		__entry->empty_size	= empty_size;
		__entry->data		= data;
	),

	TP_printk_btrfs("root=%Lu(%s) len=%Lu empty_size=%Lu flags=%Lu(%s)",
		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
		  __entry->num_bytes, __entry->empty_size, __entry->data,
		  __print_flags((unsigned long)__entry->data, "|",
				 BTRFS_GROUP_FLAGS))
);

DECLARE_EVENT_CLASS(btrfs__reserve_extent,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_block_group_cache *block_group, u64 start,
		 u64 len),

	TP_ARGS(fs_info, block_group, start, len),

	TP_STRUCT__entry_btrfs(
		__field(	u64,	bg_objectid		)
		__field(	u64,	flags			)
		__field(	u64,	start			)
		__field(	u64,	len			)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->bg_objectid	= block_group->key.objectid;
		__entry->flags		= block_group->flags;
		__entry->start		= start;
		__entry->len		= len;
	),

	TP_printk_btrfs("root=%Lu(%s) block_group=%Lu flags=%Lu(%s) "
		  "start=%Lu len=%Lu",
		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
		  __entry->bg_objectid,
		  __entry->flags, __print_flags((unsigned long)__entry->flags,
						"|", BTRFS_GROUP_FLAGS),
		  __entry->start, __entry->len)
);

DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_block_group_cache *block_group, u64 start,
		 u64 len),

	TP_ARGS(fs_info, block_group, start, len)
);

DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_block_group_cache *block_group, u64 start,
		 u64 len),

	TP_ARGS(fs_info, block_group, start, len)
);

TRACE_EVENT(btrfs_find_cluster,

	TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
		 u64 bytes, u64 empty_size, u64 min_bytes),

	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),

	TP_STRUCT__entry_btrfs(
		__field(	u64,	bg_objectid		)
		__field(	u64,	flags			)
		__field(	u64,	start			)
		__field(	u64,	bytes			)
		__field(	u64,	empty_size		)
		__field(	u64,	min_bytes		)
	),

	TP_fast_assign_btrfs(block_group->fs_info,
		__entry->bg_objectid	= block_group->key.objectid;
		__entry->flags		= block_group->flags;
		__entry->start		= start;
		__entry->bytes		= bytes;
		__entry->empty_size	= empty_size;
		__entry->min_bytes	= min_bytes;
	),

	TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) start=%Lu len=%Lu "
		  "empty_size=%Lu min_bytes=%Lu", __entry->bg_objectid,
		  __entry->flags,
		  __print_flags((unsigned long)__entry->flags, "|",
				BTRFS_GROUP_FLAGS), __entry->start,
		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
);

TRACE_EVENT(btrfs_failed_cluster_setup,

	TP_PROTO(const struct btrfs_block_group_cache *block_group),

	TP_ARGS(block_group),

	TP_STRUCT__entry_btrfs(
		__field(	u64,	bg_objectid		)
	),

	TP_fast_assign_btrfs(block_group->fs_info,
		__entry->bg_objectid	= block_group->key.objectid;
	),

	TP_printk_btrfs("block_group=%Lu", __entry->bg_objectid)
);

TRACE_EVENT(btrfs_setup_cluster,

	TP_PROTO(const struct btrfs_block_group_cache *block_group,
		 const struct btrfs_free_cluster *cluster,
		 u64 size, int bitmap),

	TP_ARGS(block_group, cluster, size, bitmap),

	TP_STRUCT__entry_btrfs(
		__field(	u64,	bg_objectid		)
		__field(	u64,	flags			)
		__field(	u64,	start			)
		__field(	u64,	max_size		)
		__field(	u64,	size			)
		__field(	int,	bitmap			)
	),

	TP_fast_assign_btrfs(block_group->fs_info,
		__entry->bg_objectid	= block_group->key.objectid;
		__entry->flags		= block_group->flags;
		__entry->start		= cluster->window_start;
		__entry->max_size	= cluster->max_size;
		__entry->size		= size;
		__entry->bitmap		= bitmap;
	),

	TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) window_start=%Lu "
		  "size=%Lu max_size=%Lu bitmap=%d",
		  __entry->bg_objectid,
		  __entry->flags,
		  __print_flags((unsigned long)__entry->flags, "|",
				BTRFS_GROUP_FLAGS), __entry->start,
		  __entry->size, __entry->max_size, __entry->bitmap)
);

struct extent_state;
TRACE_EVENT(alloc_extent_state,

	TP_PROTO(const struct extent_state *state,
		 gfp_t mask, unsigned long IP),

	TP_ARGS(state, mask, IP),

	TP_STRUCT__entry(
		__field(const struct extent_state *, state)
		__field(gfp_t, mask)
		__field(unsigned long, ip)
	),

	TP_fast_assign(
		__entry->state	= state,
		__entry->mask	= mask,
		__entry->ip	= IP
	),

	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
		  show_gfp_flags(__entry->mask), (const void *)__entry->ip)
);

TRACE_EVENT(free_extent_state,

	TP_PROTO(const struct extent_state *state, unsigned long IP),

	TP_ARGS(state, IP),

	TP_STRUCT__entry(
		__field(const struct extent_state *, state)
		__field(unsigned long, ip)
	),

	TP_fast_assign(
		__entry->state	= state,
		__entry->ip = IP
	),

	TP_printk("state=%p caller=%pS", __entry->state,
		  (const void *)__entry->ip)
);

DECLARE_EVENT_CLASS(btrfs__work,

	TP_PROTO(const struct btrfs_work *work),

	TP_ARGS(work),

	TP_STRUCT__entry_btrfs(
		__field(	const void *,	work			)
		__field(	const void *,	wq			)
		__field(	const void *,	func			)
		__field(	const void *,	ordered_func		)
		__field(	const void *,	ordered_free		)
		__field(	const void *,	normal_work		)
	),

	TP_fast_assign_btrfs(btrfs_work_owner(work),
		__entry->work		= work;
		__entry->wq		= work->wq;
		__entry->func		= work->func;
		__entry->ordered_func	= work->ordered_func;
		__entry->ordered_free	= work->ordered_free;
		__entry->normal_work	= &work->normal_work;
	),

	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%pf ordered_func=%p "
		  "ordered_free=%p",
		  __entry->work, __entry->normal_work, __entry->wq,
		   __entry->func, __entry->ordered_func, __entry->ordered_free)
);

/*
 * For situiations when the work is freed, we pass fs_info and a tag that that
 * matches address of the work structure so it can be paired with the
 * scheduling event.
 */
DECLARE_EVENT_CLASS(btrfs__work__done,

	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),

	TP_ARGS(fs_info, wtag),

	TP_STRUCT__entry_btrfs(
		__field(	const void *,	wtag			)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->wtag		= wtag;
	),

	TP_printk_btrfs("work->%p", __entry->wtag)
);

DEFINE_EVENT(btrfs__work, btrfs_work_queued,

	TP_PROTO(const struct btrfs_work *work),

	TP_ARGS(work)
);

DEFINE_EVENT(btrfs__work, btrfs_work_sched,

	TP_PROTO(const struct btrfs_work *work),

	TP_ARGS(work)
);

DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,

	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),

	TP_ARGS(fs_info, wtag)
);

DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,

	TP_PROTO(const struct btrfs_work *work),

	TP_ARGS(work)
);

DECLARE_EVENT_CLASS(btrfs__workqueue,

	TP_PROTO(const struct __btrfs_workqueue *wq,
		 const char *name, int high),

	TP_ARGS(wq, name, high),

	TP_STRUCT__entry_btrfs(
		__field(	const void *,	wq			)
		__string(	name,	name			)
		__field(	int ,	high			)
	),

	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
		__entry->wq		= wq;
		__assign_str(name, name);
		__entry->high		= high;
	),

	TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
		  __print_flags(__entry->high, "",
				{(WQ_HIGHPRI),	"-high"}),
		  __entry->wq)
);

DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,

	TP_PROTO(const struct __btrfs_workqueue *wq,
		 const char *name, int high),

	TP_ARGS(wq, name, high)
);

DECLARE_EVENT_CLASS(btrfs__workqueue_done,

	TP_PROTO(const struct __btrfs_workqueue *wq),

	TP_ARGS(wq),

	TP_STRUCT__entry_btrfs(
		__field(	const void *,	wq		)
	),

	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
		__entry->wq		= wq;
	),

	TP_printk_btrfs("wq=%p", __entry->wq)
);

DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,

	TP_PROTO(const struct __btrfs_workqueue *wq),

	TP_ARGS(wq)
);

#define BTRFS_QGROUP_OPERATIONS				\
	{ QGROUP_RESERVE,	"reserve"	},	\
	{ QGROUP_RELEASE,	"release"	},	\
	{ QGROUP_FREE,		"free"		}

DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,

	TP_PROTO(const struct inode *inode, u64 start, u64 len,
		 u64 reserved, int op),

	TP_ARGS(inode, start, len, reserved, op),

	TP_STRUCT__entry_btrfs(
		__field(	u64,		rootid		)
		__field(	unsigned long,	ino		)
		__field(	u64,		start		)
		__field(	u64,		len		)
		__field(	u64,		reserved	)
		__field(	int,		op		)
	),

	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
		__entry->rootid		= BTRFS_I(inode)->root->objectid;
		__entry->ino		= inode->i_ino;
		__entry->start		= start;
		__entry->len		= len;
		__entry->reserved	= reserved;
		__entry->op		= op;
	),

	TP_printk_btrfs("root=%llu ino=%lu start=%llu len=%llu reserved=%llu op=%s",
		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
		  __entry->reserved,
		  __print_flags((unsigned long)__entry->op, "",
				BTRFS_QGROUP_OPERATIONS)
	)
);

DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,

	TP_PROTO(const struct inode *inode, u64 start, u64 len,
		 u64 reserved, int op),

	TP_ARGS(inode, start, len, reserved, op)
);

DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,

	TP_PROTO(const struct inode *inode, u64 start, u64 len,
		 u64 reserved, int op),

	TP_ARGS(inode, start, len, reserved, op)
);

DECLARE_EVENT_CLASS(btrfs__qgroup_delayed_ref,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 u64 ref_root, u64 reserved),

	TP_ARGS(fs_info, ref_root, reserved),

	TP_STRUCT__entry_btrfs(
		__field(	u64,		ref_root	)
		__field(	u64,		reserved	)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->ref_root	= ref_root;
		__entry->reserved	= reserved;
	),

	TP_printk_btrfs("root=%llu reserved=%llu op=free",
		  __entry->ref_root, __entry->reserved)
);

DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 u64 ref_root, u64 reserved),

	TP_ARGS(fs_info, ref_root, reserved)
);

DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_qgroup_extent_record *rec),

	TP_ARGS(fs_info, rec),

	TP_STRUCT__entry_btrfs(
		__field(	u64,  bytenr		)
		__field(	u64,  num_bytes		)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->bytenr		= rec->bytenr,
		__entry->num_bytes	= rec->num_bytes;
	),

	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
		  (unsigned long long)__entry->bytenr,
		  (unsigned long long)__entry->num_bytes)
);

DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_qgroup_extent_record *rec),

	TP_ARGS(fs_info, rec)
);

DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,

	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct btrfs_qgroup_extent_record *rec),

	TP_ARGS(fs_info, rec)
);

TRACE_EVENT(btrfs_qgroup_account_extent,

	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 bytenr,
		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),

	TP_ARGS(fs_info, bytenr, num_bytes, nr_old_roots, nr_new_roots),

	TP_STRUCT__entry_btrfs(
		__field(	u64,  bytenr			)
		__field(	u64,  num_bytes			)
		__field(	u64,  nr_old_roots		)
		__field(	u64,  nr_new_roots		)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->bytenr		= bytenr;
		__entry->num_bytes	= num_bytes;
		__entry->nr_old_roots	= nr_old_roots;
		__entry->nr_new_roots	= nr_new_roots;
	),

	TP_printk_btrfs("bytenr=%llu num_bytes=%llu nr_old_roots=%llu "
		  "nr_new_roots=%llu",
		  __entry->bytenr,
		  __entry->num_bytes,
		  __entry->nr_old_roots,
		  __entry->nr_new_roots)
);

TRACE_EVENT(qgroup_update_counters,

	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 qgid,
		 u64 cur_old_count, u64 cur_new_count),

	TP_ARGS(fs_info, qgid, cur_old_count, cur_new_count),

	TP_STRUCT__entry_btrfs(
		__field(	u64,  qgid			)
		__field(	u64,  cur_old_count		)
		__field(	u64,  cur_new_count		)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->qgid		= qgid;
		__entry->cur_old_count	= cur_old_count;
		__entry->cur_new_count	= cur_new_count;
	),

	TP_printk_btrfs("qgid=%llu cur_old_count=%llu cur_new_count=%llu",
		  __entry->qgid,
		  __entry->cur_old_count,
		  __entry->cur_new_count)
);

TRACE_EVENT(qgroup_update_reserve,

	TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
		 s64 diff),

	TP_ARGS(fs_info, qgroup, diff),

	TP_STRUCT__entry_btrfs(
		__field(	u64,	qgid			)
		__field(	u64,	cur_reserved		)
		__field(	s64,	diff			)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->qgid		= qgroup->qgroupid;
		__entry->cur_reserved	= qgroup->reserved;
		__entry->diff		= diff;
	),

	TP_printk_btrfs("qgid=%llu cur_reserved=%llu diff=%lld",
		__entry->qgid, __entry->cur_reserved, __entry->diff)
);

TRACE_EVENT(qgroup_meta_reserve,

	TP_PROTO(struct btrfs_root *root, s64 diff),

	TP_ARGS(root, diff),

	TP_STRUCT__entry_btrfs(
		__field(	u64,	refroot			)
		__field(	s64,	diff			)
	),

	TP_fast_assign_btrfs(root->fs_info,
		__entry->refroot	= root->objectid;
		__entry->diff		= diff;
	),

	TP_printk_btrfs("refroot=%llu(%s) diff=%lld",
		show_root_type(__entry->refroot), __entry->diff)
);

DECLARE_EVENT_CLASS(btrfs__prelim_ref,
	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct prelim_ref *oldref,
		 const struct prelim_ref *newref, u64 tree_size),
	TP_ARGS(fs_info, newref, oldref, tree_size),

	TP_STRUCT__entry_btrfs(
		__field(	u64,  root_id		)
		__field(	u64,  objectid		)
		__field(	 u8,  type		)
		__field(	u64,  offset		)
		__field(	int,  level		)
		__field(	int,  old_count		)
		__field(	u64,  parent		)
		__field(	u64,  bytenr		)
		__field(	int,  mod_count		)
		__field(	u64,  tree_size		)
	),

	TP_fast_assign_btrfs(fs_info,
		__entry->root_id	= oldref->root_id;
		__entry->objectid	= oldref->key_for_search.objectid;
		__entry->type		= oldref->key_for_search.type;
		__entry->offset		= oldref->key_for_search.offset;
		__entry->level		= oldref->level;
		__entry->old_count	= oldref->count;
		__entry->parent		= oldref->parent;
		__entry->bytenr		= oldref->wanted_disk_byte;
		__entry->mod_count	= newref ? newref->count : 0;
		__entry->tree_size	= tree_size;
	),

	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
			(unsigned long long)__entry->root_id,
			(unsigned long long)__entry->objectid, __entry->type,
			(unsigned long long)__entry->offset, __entry->level,
			__entry->old_count, __entry->mod_count,
			__entry->old_count + __entry->mod_count,
			(unsigned long long)__entry->parent,
			(unsigned long long)__entry->bytenr,
			(unsigned long long)__entry->tree_size)
);

DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct prelim_ref *oldref,
		 const struct prelim_ref *newref, u64 tree_size),
	TP_ARGS(fs_info, oldref, newref, tree_size)
);

DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
	TP_PROTO(const struct btrfs_fs_info *fs_info,
		 const struct prelim_ref *oldref,
		 const struct prelim_ref *newref, u64 tree_size),
	TP_ARGS(fs_info, oldref, newref, tree_size)
);

TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
	TP_PROTO(struct btrfs_root *root, u64 ino, int mod),

	TP_ARGS(root, ino, mod),

	TP_STRUCT__entry_btrfs(
		__field(	u64, root_objectid	)
		__field(	u64, ino		)
		__field(	int, mod		)
	),

	TP_fast_assign_btrfs(root->fs_info,
		__entry->root_objectid	= root->objectid;
		__entry->ino		= ino;
		__entry->mod		= mod;
	),

	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
			show_root_type(__entry->root_objectid),
			(unsigned long long)__entry->ino, __entry->mod)
);
#endif /* _TRACE_BTRFS_H */

/* This part must be outside protection */
#include <trace/define_trace.h>

Filemanager

Name Type Size Permission Actions
9p.h File 5.1 KB 0644
afs.h File 13.13 KB 0644
alarmtimer.h File 2.04 KB 0644
asoc.h File 5.17 KB 0644
bcache.h File 10.9 KB 0644
block.h File 17.18 KB 0644
bpf.h File 8.23 KB 0644
bridge.h File 3.45 KB 0644
btrfs.h File 46.21 KB 0644
cgroup.h File 3.21 KB 0644
clk.h File 3.69 KB 0644
cma.h File 1.31 KB 0644
compaction.h File 7.76 KB 0644
context_tracking.h File 1.15 KB 0644
cpuhp.h File 1.83 KB 0644
devlink.h File 1.76 KB 0644
dma_fence.h File 1.66 KB 0644
ext4.h File 64.44 KB 0644
f2fs.h File 36.38 KB 0644
fib.h File 2.45 KB 0644
fib6.h File 1.82 KB 0644
filelock.h File 6.27 KB 0644
filemap.h File 2.74 KB 0644
fs.h File 946 B 0644
fs_dax.h File 8.26 KB 0644
fsi.h File 2.81 KB 0644
fsi_master_gpio.h File 1.54 KB 0644
gpio.h File 1.13 KB 0644
host1x.h File 5.77 KB 0644
hswadsp.h File 8.37 KB 0644
huge_memory.h File 4.33 KB 0644
i2c.h File 4.15 KB 0644
intel-sst.h File 2.51 KB 0644
intel_ish.h File 556 B 0644
iommu.h File 3.03 KB 0644
ipi.h File 1.88 KB 0644
irq.h File 3.8 KB 0644
irq_matrix.h File 4.94 KB 0644
jbd2.h File 9.79 KB 0644
kmem.h File 7.39 KB 0644
kvm.h File 9.03 KB 0644
libata.h File 11.57 KB 0644
lock.h File 1.7 KB 0644
mce.h File 1.85 KB 0644
mdio.h File 1.02 KB 0644
migrate.h File 2.42 KB 0644
mmc.h File 7.24 KB 0644
mmflags.h File 8.29 KB 0644
module.h File 2.78 KB 0644
napi.h File 1013 B 0644
net.h File 6.56 KB 0644
nilfs2.h File 5.2 KB 0644
nmi.h File 780 B 0644
oom.h File 3.88 KB 0644
page_isolation.h File 943 B 0644
page_ref.h File 2.99 KB 0644
pagemap.h File 2.14 KB 0644
percpu.h File 2.61 KB 0644
power.h File 11.35 KB 0644
power_cpu_migrate.h File 1.59 KB 0644
preemptirq.h File 1.95 KB 0644
printk.h File 786 B 0644
qdisc.h File 1.37 KB 0644
rcu.h File 24.64 KB 0644
regulator.h File 2.4 KB 0644
rpm.h File 2.34 KB 0644
rxrpc.h File 33.79 KB 0644
sched.h File 14.12 KB 0644
scsi.h File 12.32 KB 0644
signal.h File 3.43 KB 0644
skb.h File 1.38 KB 0644
smbus.h File 7.51 KB 0644
sock.h File 1.72 KB 0644
spi.h File 3.31 KB 0644
spmi.h File 3.24 KB 0644
sunrpc.h File 18.31 KB 0644
sunvnet.h File 3.06 KB 0644
swiotlb.h File 1.22 KB 0644
syscalls.h File 1.48 KB 0644
target.h File 7.52 KB 0644
task.h File 1.49 KB 0644
tcp.h File 6.57 KB 0644
thermal.h File 5.58 KB 0644
thermal_power_allocator.h File 3.22 KB 0644
thp.h File 2.09 KB 0644
timer.h File 9.58 KB 0644
tlb.h File 1.41 KB 0644
udp.h File 632 B 0644
ufs.h File 6.85 KB 0644
v4l2.h File 8.81 KB 0644
vb2.h File 1.73 KB 0644
vmscan.h File 12.47 KB 0644
vsock_virtio_transport_common.h File 3.49 KB 0644
wbt.h File 3.83 KB 0644
workqueue.h File 2.7 KB 0644
writeback.h File 19.81 KB 0644
xdp.h File 5.76 KB 0644
xen.h File 14.66 KB 0644