1/* SPDX-License-Identifier: GPL-2.0 */
   2#undef TRACE_SYSTEM
   3#define TRACE_SYSTEM btrfs
   4
   5#if !defined(_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
   6#define _TRACE_BTRFS_H
   7
   8#include <linux/writeback.h>
   9#include <linux/tracepoint.h>
  10#include <trace/events/mmflags.h>
  11
  12struct btrfs_root;
  13struct btrfs_fs_info;
  14struct btrfs_inode;
  15struct extent_map;
  16struct btrfs_file_extent_item;
  17struct btrfs_ordered_extent;
  18struct btrfs_delayed_ref_node;
  19struct btrfs_delayed_tree_ref;
  20struct btrfs_delayed_data_ref;
  21struct btrfs_delayed_ref_head;
  22struct btrfs_block_group_cache;
  23struct btrfs_free_cluster;
  24struct map_lookup;
  25struct extent_buffer;
  26struct btrfs_work;
  27struct __btrfs_workqueue;
  28struct btrfs_qgroup_extent_record;
  29struct btrfs_qgroup;
  30struct extent_io_tree;
  31struct prelim_ref;
  32struct btrfs_space_info;
  33
  34TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS_NR);
  35TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS);
  36TRACE_DEFINE_ENUM(FLUSH_DELALLOC);
  37TRACE_DEFINE_ENUM(FLUSH_DELALLOC_WAIT);
  38TRACE_DEFINE_ENUM(ALLOC_CHUNK);
  39TRACE_DEFINE_ENUM(COMMIT_TRANS);
  40
  41#define show_ref_type(type)						\
  42	__print_symbolic(type,						\
  43		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
  44		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
  45		{ BTRFS_EXTENT_REF_V0_KEY, 	"EXTENT_REF_V0" },	\
  46		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
  47		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
  48
  49#define __show_root_type(obj)						\
  50	__print_symbolic_u64(obj,					\
  51		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
  52		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
  53		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
  54		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
  55		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
  56		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
  57		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
  58		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
  59		{ BTRFS_QUOTA_TREE_OBJECTID,	"QUOTA_TREE"	},	\
  60		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
  61		{ BTRFS_UUID_TREE_OBJECTID,	"UUID_TREE"	},	\
  62		{ BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },	\
  63		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
  64
  65#define show_root_type(obj)						\
  66	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
  67	      (obj >= BTRFS_ROOT_TREE_OBJECTID &&			\
  68	       obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
  69
  70#define show_fi_type(type)						\
  71	__print_symbolic(type,						\
  72		 { BTRFS_FILE_EXTENT_INLINE,	"INLINE" },		\
  73		 { BTRFS_FILE_EXTENT_REG,	"REG"	 },		\
  74		 { BTRFS_FILE_EXTENT_PREALLOC,	"PREALLOC"})
  75
  76#define show_qgroup_rsv_type(type)					\
  77	__print_symbolic(type,						\
  78		{ BTRFS_QGROUP_RSV_DATA,	  "DATA"	},	\
  79		{ BTRFS_QGROUP_RSV_META_PERTRANS, "META_PERTRANS" },	\
  80		{ BTRFS_QGROUP_RSV_META_PREALLOC, "META_PREALLOC" })
  81
  82#define show_extent_io_tree_owner(owner)				       \
  83	__print_symbolic(owner,						       \
  84		{ IO_TREE_FS_INFO_FREED_EXTENTS0, "FREED_EXTENTS0" },	       \
  85		{ IO_TREE_FS_INFO_FREED_EXTENTS1, "FREED_EXTENTS1" },	       \
  86		{ IO_TREE_INODE_IO,		  "INODE_IO" },		       \
  87		{ IO_TREE_INODE_IO_FAILURE,	  "INODE_IO_FAILURE" },	       \
  88		{ IO_TREE_RELOC_BLOCKS,		  "RELOC_BLOCKS" },	       \
  89		{ IO_TREE_TRANS_DIRTY_PAGES,	  "TRANS_DIRTY_PAGES" },       \
  90		{ IO_TREE_ROOT_DIRTY_LOG_PAGES,	  "ROOT_DIRTY_LOG_PAGES" },    \
  91		{ IO_TREE_SELFTEST,		  "SELFTEST" })
  92
  93#define BTRFS_GROUP_FLAGS	\
  94	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
  95	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
  96	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
  97	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
  98	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
  99	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
 100	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
 101	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
 102	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}
 103
 104#define EXTENT_FLAGS						\
 105	{ EXTENT_DIRTY,			"DIRTY"},		\
 106	{ EXTENT_UPTODATE,		"UPTODATE"},		\
 107	{ EXTENT_LOCKED,		"LOCKED"},		\
 108	{ EXTENT_NEW,			"NEW"},			\
 109	{ EXTENT_DELALLOC,		"DELALLOC"},		\
 110	{ EXTENT_DEFRAG,		"DEFRAG"},		\
 111	{ EXTENT_BOUNDARY,		"BOUNDARY"},		\
 112	{ EXTENT_NODATASUM,		"NODATASUM"},		\
 113	{ EXTENT_CLEAR_META_RESV,	"CLEAR_META_RESV"},	\
 114	{ EXTENT_NEED_WAIT,		"NEED_WAIT"},		\
 115	{ EXTENT_DAMAGED,		"DAMAGED"},		\
 116	{ EXTENT_NORESERVE,		"NORESERVE"},		\
 117	{ EXTENT_QGROUP_RESERVED,	"QGROUP_RESERVED"},	\
 118	{ EXTENT_CLEAR_DATA_RESV,	"CLEAR_DATA_RESV"},	\
 119	{ EXTENT_DELALLOC_NEW,		"DELALLOC_NEW"}
 120
 121#define BTRFS_FSID_SIZE 16
 122#define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
 123
 124#define TP_fast_assign_fsid(fs_info)					\
 125({									\
 126	if (fs_info)							\
 127		memcpy(__entry->fsid, fs_info->fs_devices->fsid,	\
 128		       BTRFS_FSID_SIZE);				\
 129	else								\
 130		memset(__entry->fsid, 0, BTRFS_FSID_SIZE);		\
 131})
 132
 133#define TP_STRUCT__entry_btrfs(args...)					\
 134	TP_STRUCT__entry(						\
 135		TP_STRUCT__entry_fsid					\
 136		args)
 137#define TP_fast_assign_btrfs(fs_info, args...)				\
 138	TP_fast_assign(							\
 139		TP_fast_assign_fsid(fs_info);				\
 140		args)
 141#define TP_printk_btrfs(fmt, args...) \
 142	TP_printk("%pU: " fmt, __entry->fsid, args)
 143
 144TRACE_EVENT(btrfs_transaction_commit,
 145
 146	TP_PROTO(const struct btrfs_root *root),
 147
 148	TP_ARGS(root),
 149
 150	TP_STRUCT__entry_btrfs(
 151		__field(	u64,  generation		)
 152		__field(	u64,  root_objectid		)
 153	),
 154
 155	TP_fast_assign_btrfs(root->fs_info,
 156		__entry->generation	= root->fs_info->generation;
 157		__entry->root_objectid	= root->root_key.objectid;
 158	),
 159
 160	TP_printk_btrfs("root=%llu(%s) gen=%llu",
 161		  show_root_type(__entry->root_objectid),
 162		  __entry->generation)
 163);
 164
 165DECLARE_EVENT_CLASS(btrfs__inode,
 166
 167	TP_PROTO(const struct inode *inode),
 168
 169	TP_ARGS(inode),
 170
 171	TP_STRUCT__entry_btrfs(
 172		__field(	u64,  ino			)
 173		__field(	blkcnt_t,  blocks		)
 174		__field(	u64,  disk_i_size		)
 175		__field(	u64,  generation		)
 176		__field(	u64,  last_trans		)
 177		__field(	u64,  logged_trans		)
 178		__field(	u64,  root_objectid		)
 179	),
 180
 181	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 182		__entry->ino	= btrfs_ino(BTRFS_I(inode));
 183		__entry->blocks	= inode->i_blocks;
 184		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
 185		__entry->generation = BTRFS_I(inode)->generation;
 186		__entry->last_trans = BTRFS_I(inode)->last_trans;
 187		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
 188		__entry->root_objectid =
 189				BTRFS_I(inode)->root->root_key.objectid;
 190	),
 191
 192	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
 193		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
 194		  show_root_type(__entry->root_objectid),
 195		  __entry->generation,
 196		  __entry->ino,
 197		  (unsigned long long)__entry->blocks,
 198		  __entry->disk_i_size,
 199		  __entry->last_trans,
 200		  __entry->logged_trans)
 201);
 202
 203DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
 204
 205	TP_PROTO(const struct inode *inode),
 206
 207	TP_ARGS(inode)
 208);
 209
 210DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
 211
 212	TP_PROTO(const struct inode *inode),
 213
 214	TP_ARGS(inode)
 215);
 216
 217DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
 218
 219	TP_PROTO(const struct inode *inode),
 220
 221	TP_ARGS(inode)
 222);
 223
 224#define __show_map_type(type)						\
 225	__print_symbolic_u64(type,					\
 226		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
 227		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
 228		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
 229		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})
 230
 231#define show_map_type(type)			\
 232	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
 233
 234#define show_map_flags(flag)						\
 235	__print_flags(flag, "|",					\
 236		{ (1 << EXTENT_FLAG_PINNED), 		"PINNED" 	},\
 237		{ (1 << EXTENT_FLAG_COMPRESSED), 	"COMPRESSED" 	},\
 238		{ (1 << EXTENT_FLAG_PREALLOC), 		"PREALLOC" 	},\
 239		{ (1 << EXTENT_FLAG_LOGGING),	 	"LOGGING" 	},\
 240		{ (1 << EXTENT_FLAG_FILLING),	 	"FILLING" 	},\
 241		{ (1 << EXTENT_FLAG_FS_MAPPING),	"FS_MAPPING"	})
 242
 243TRACE_EVENT_CONDITION(btrfs_get_extent,
 244
 245	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
 246		 const struct extent_map *map),
 247
 248	TP_ARGS(root, inode, map),
 249
 250	TP_CONDITION(map),
 251
 252	TP_STRUCT__entry_btrfs(
 253		__field(	u64,  root_objectid	)
 254		__field(	u64,  ino		)
 255		__field(	u64,  start		)
 256		__field(	u64,  len		)
 257		__field(	u64,  orig_start	)
 258		__field(	u64,  block_start	)
 259		__field(	u64,  block_len		)
 260		__field(	unsigned long,  flags	)
 261		__field(	int,  refs		)
 262		__field(	unsigned int,  compress_type	)
 263	),
 264
 265	TP_fast_assign_btrfs(root->fs_info,
 266		__entry->root_objectid	= root->root_key.objectid;
 267		__entry->ino		= btrfs_ino(inode);
 268		__entry->start		= map->start;
 269		__entry->len		= map->len;
 270		__entry->orig_start	= map->orig_start;
 271		__entry->block_start	= map->block_start;
 272		__entry->block_len	= map->block_len;
 273		__entry->flags		= map->flags;
 274		__entry->refs		= refcount_read(&map->refs);
 275		__entry->compress_type	= map->compress_type;
 276	),
 277
 278	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
 279		  "orig_start=%llu block_start=%llu(%s) "
 280		  "block_len=%llu flags=%s refs=%u "
 281		  "compress_type=%u",
 282		  show_root_type(__entry->root_objectid),
 283		  __entry->ino,
 284		  __entry->start,
 285		  __entry->len,
 286		  __entry->orig_start,
 287		  show_map_type(__entry->block_start),
 288		  __entry->block_len,
 289		  show_map_flags(__entry->flags),
 290		  __entry->refs, __entry->compress_type)
 291);
 292
 293TRACE_EVENT(btrfs_handle_em_exist,
 294
 295	TP_PROTO(struct btrfs_fs_info *fs_info,
 296		const struct extent_map *existing, const struct extent_map *map,
 297		u64 start, u64 len),
 298
 299	TP_ARGS(fs_info, existing, map, start, len),
 300
 301	TP_STRUCT__entry_btrfs(
 302		__field(	u64,  e_start		)
 303		__field(	u64,  e_len		)
 304		__field(	u64,  map_start		)
 305		__field(	u64,  map_len		)
 306		__field(	u64,  start		)
 307		__field(	u64,  len		)
 308	),
 309
 310	TP_fast_assign_btrfs(fs_info,
 311		__entry->e_start	= existing->start;
 312		__entry->e_len		= existing->len;
 313		__entry->map_start	= map->start;
 314		__entry->map_len	= map->len;
 315		__entry->start		= start;
 316		__entry->len		= len;
 317	),
 318
 319	TP_printk_btrfs("start=%llu len=%llu "
 320		  "existing(start=%llu len=%llu) "
 321		  "em(start=%llu len=%llu)",
 322		  __entry->start,
 323		  __entry->len,
 324		  __entry->e_start,
 325		  __entry->e_len,
 326		  __entry->map_start,
 327		  __entry->map_len)
 328);
 329
 330/* file extent item */
 331DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
 332
 333	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 334		 struct btrfs_file_extent_item *fi, u64 start),
 335
 336	TP_ARGS(bi, l, fi, start),
 337
 338	TP_STRUCT__entry_btrfs(
 339		__field(	u64,	root_obj	)
 340		__field(	u64,	ino		)
 341		__field(	loff_t,	isize		)
 342		__field(	u64,	disk_isize	)
 343		__field(	u64,	num_bytes	)
 344		__field(	u64,	ram_bytes	)
 345		__field(	u64,	disk_bytenr	)
 346		__field(	u64,	disk_num_bytes	)
 347		__field(	u64,	extent_offset	)
 348		__field(	u8,	extent_type	)
 349		__field(	u8,	compression	)
 350		__field(	u64,	extent_start	)
 351		__field(	u64,	extent_end	)
 352	),
 353
 354	TP_fast_assign_btrfs(bi->root->fs_info,
 355		__entry->root_obj	= bi->root->root_key.objectid;
 356		__entry->ino		= btrfs_ino(bi);
 357		__entry->isize		= bi->vfs_inode.i_size;
 358		__entry->disk_isize	= bi->disk_i_size;
 359		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
 360		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
 361		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
 362		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
 363		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
 364		__entry->extent_type	= btrfs_file_extent_type(l, fi);
 365		__entry->compression	= btrfs_file_extent_compression(l, fi);
 366		__entry->extent_start	= start;
 367		__entry->extent_end	= (start + __entry->num_bytes);
 368	),
 369
 370	TP_printk_btrfs(
 371		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 372		"file extent range=[%llu %llu] "
 373		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
 374		"disk_num_bytes=%llu extent_offset=%llu type=%s "
 375		"compression=%u",
 376		show_root_type(__entry->root_obj), __entry->ino,
 377		__entry->isize,
 378		__entry->disk_isize, __entry->extent_start,
 379		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
 380		__entry->disk_bytenr, __entry->disk_num_bytes,
 381		__entry->extent_offset, show_fi_type(__entry->extent_type),
 382		__entry->compression)
 383);
 384
 385DECLARE_EVENT_CLASS(
 386	btrfs__file_extent_item_inline,
 387
 388	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 389		 struct btrfs_file_extent_item *fi, int slot, u64 start),
 390
 391	TP_ARGS(bi, l, fi, slot,  start),
 392
 393	TP_STRUCT__entry_btrfs(
 394		__field(	u64,	root_obj	)
 395		__field(	u64,	ino		)
 396		__field(	loff_t,	isize		)
 397		__field(	u64,	disk_isize	)
 398		__field(	u8,	extent_type	)
 399		__field(	u8,	compression	)
 400		__field(	u64,	extent_start	)
 401		__field(	u64,	extent_end	)
 402	),
 403
 404	TP_fast_assign_btrfs(
 405		bi->root->fs_info,
 406		__entry->root_obj	= bi->root->root_key.objectid;
 407		__entry->ino		= btrfs_ino(bi);
 408		__entry->isize		= bi->vfs_inode.i_size;
 409		__entry->disk_isize	= bi->disk_i_size;
 410		__entry->extent_type	= btrfs_file_extent_type(l, fi);
 411		__entry->compression	= btrfs_file_extent_compression(l, fi);
 412		__entry->extent_start	= start;
 413		__entry->extent_end	= (start + btrfs_file_extent_ram_bytes(l, fi));
 414	),
 415
 416	TP_printk_btrfs(
 417		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 418		"file extent range=[%llu %llu] "
 419		"extent_type=%s compression=%u",
 420		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
 421		__entry->disk_isize, __entry->extent_start,
 422		__entry->extent_end, show_fi_type(__entry->extent_type),
 423		__entry->compression)
 424);
 425
 426DEFINE_EVENT(
 427	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
 428
 429	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 430		 struct btrfs_file_extent_item *fi, u64 start),
 431
 432	TP_ARGS(bi, l, fi, start)
 433);
 434
 435DEFINE_EVENT(
 436	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
 437
 438	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 439		 struct btrfs_file_extent_item *fi, u64 start),
 440
 441	TP_ARGS(bi, l, fi, start)
 442);
 443
 444DEFINE_EVENT(
 445	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
 446
 447	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 448		 struct btrfs_file_extent_item *fi, int slot, u64 start),
 449
 450	TP_ARGS(bi, l, fi, slot, start)
 451);
 452
 453DEFINE_EVENT(
 454	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
 455
 456	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 457		 struct btrfs_file_extent_item *fi, int slot, u64 start),
 458
 459	TP_ARGS(bi, l, fi, slot, start)
 460);
 461
 462#define show_ordered_flags(flags)					   \
 463	__print_flags(flags, "|",					   \
 464		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
 465		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
 466		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
 467		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
 468		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
 469		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
 470		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
 471		{ (1 << BTRFS_ORDERED_UPDATED_ISIZE), 	"UPDATED_ISIZE"	}, \
 
 472		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
 473
 474
 475DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 476
 477	TP_PROTO(const struct inode *inode,
 478		 const struct btrfs_ordered_extent *ordered),
 479
 480	TP_ARGS(inode, ordered),
 481
 482	TP_STRUCT__entry_btrfs(
 483		__field(	u64,  ino		)
 484		__field(	u64,  file_offset	)
 485		__field(	u64,  start		)
 486		__field(	u64,  len		)
 487		__field(	u64,  disk_len		)
 488		__field(	u64,  bytes_left	)
 489		__field(	unsigned long,  flags	)
 490		__field(	int,  compress_type	)
 491		__field(	int,  refs		)
 492		__field(	u64,  root_objectid	)
 493		__field(	u64,  truncated_len	)
 494	),
 495
 496	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 497		__entry->ino 		= btrfs_ino(BTRFS_I(inode));
 498		__entry->file_offset	= ordered->file_offset;
 499		__entry->start		= ordered->start;
 500		__entry->len		= ordered->len;
 501		__entry->disk_len	= ordered->disk_len;
 502		__entry->bytes_left	= ordered->bytes_left;
 503		__entry->flags		= ordered->flags;
 504		__entry->compress_type	= ordered->compress_type;
 505		__entry->refs		= refcount_read(&ordered->refs);
 506		__entry->root_objectid	=
 507				BTRFS_I(inode)->root->root_key.objectid;
 508		__entry->truncated_len	= ordered->truncated_len;
 509	),
 510
 511	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
 512		  "start=%llu len=%llu disk_len=%llu "
 513		  "truncated_len=%llu "
 514		  "bytes_left=%llu flags=%s compress_type=%d "
 515		  "refs=%d",
 516		  show_root_type(__entry->root_objectid),
 517		  __entry->ino,
 518		  __entry->file_offset,
 519		  __entry->start,
 520		  __entry->len,
 521		  __entry->disk_len,
 522		  __entry->truncated_len,
 523		  __entry->bytes_left,
 524		  show_ordered_flags(__entry->flags),
 525		  __entry->compress_type, __entry->refs)
 526);
 527
 528DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 529
 530	TP_PROTO(const struct inode *inode,
 531		 const struct btrfs_ordered_extent *ordered),
 532
 533	TP_ARGS(inode, ordered)
 534);
 535
 536DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 537
 538	TP_PROTO(const struct inode *inode,
 539		 const struct btrfs_ordered_extent *ordered),
 540
 541	TP_ARGS(inode, ordered)
 542);
 543
 544DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 545
 546	TP_PROTO(const struct inode *inode,
 547		 const struct btrfs_ordered_extent *ordered),
 548
 549	TP_ARGS(inode, ordered)
 550);
 551
 552DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 553
 554	TP_PROTO(const struct inode *inode,
 555		 const struct btrfs_ordered_extent *ordered),
 556
 557	TP_ARGS(inode, ordered)
 558);
 559
 560DECLARE_EVENT_CLASS(btrfs__writepage,
 561
 562	TP_PROTO(const struct page *page, const struct inode *inode,
 563		 const struct writeback_control *wbc),
 564
 565	TP_ARGS(page, inode, wbc),
 566
 567	TP_STRUCT__entry_btrfs(
 568		__field(	u64,	ino			)
 569		__field(	pgoff_t,  index			)
 570		__field(	long,   nr_to_write		)
 571		__field(	long,   pages_skipped		)
 572		__field(	loff_t, range_start		)
 573		__field(	loff_t, range_end		)
 574		__field(	char,   for_kupdate		)
 575		__field(	char,   for_reclaim		)
 576		__field(	char,   range_cyclic		)
 577		__field(	pgoff_t,  writeback_index	)
 578		__field(	u64,    root_objectid		)
 579	),
 580
 581	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 582		__entry->ino		= btrfs_ino(BTRFS_I(inode));
 583		__entry->index		= page->index;
 584		__entry->nr_to_write	= wbc->nr_to_write;
 585		__entry->pages_skipped	= wbc->pages_skipped;
 586		__entry->range_start	= wbc->range_start;
 587		__entry->range_end	= wbc->range_end;
 588		__entry->for_kupdate	= wbc->for_kupdate;
 589		__entry->for_reclaim	= wbc->for_reclaim;
 590		__entry->range_cyclic	= wbc->range_cyclic;
 591		__entry->writeback_index = inode->i_mapping->writeback_index;
 592		__entry->root_objectid	=
 593				 BTRFS_I(inode)->root->root_key.objectid;
 594	),
 595
 596	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
 597		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
 598		  "range_end=%llu for_kupdate=%d "
 599		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
 600		  show_root_type(__entry->root_objectid),
 601		  __entry->ino, __entry->index,
 602		  __entry->nr_to_write, __entry->pages_skipped,
 603		  __entry->range_start, __entry->range_end,
 604		  __entry->for_kupdate,
 605		  __entry->for_reclaim, __entry->range_cyclic,
 606		  (unsigned long)__entry->writeback_index)
 607);
 608
 609DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 610
 611	TP_PROTO(const struct page *page, const struct inode *inode,
 612		 const struct writeback_control *wbc),
 613
 614	TP_ARGS(page, inode, wbc)
 615);
 616
 617TRACE_EVENT(btrfs_writepage_end_io_hook,
 618
 619	TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
 620
 621	TP_ARGS(page, start, end, uptodate),
 622
 623	TP_STRUCT__entry_btrfs(
 624		__field(	u64,	 ino		)
 625		__field(	pgoff_t, index		)
 626		__field(	u64,	 start		)
 627		__field(	u64,	 end		)
 628		__field(	int,	 uptodate	)
 629		__field(	u64,    root_objectid	)
 630	),
 631
 632	TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
 633		__entry->ino	= btrfs_ino(BTRFS_I(page->mapping->host));
 634		__entry->index	= page->index;
 635		__entry->start	= start;
 636		__entry->end	= end;
 637		__entry->uptodate = uptodate;
 638		__entry->root_objectid	=
 639			 BTRFS_I(page->mapping->host)->root->root_key.objectid;
 640	),
 641
 642	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu start=%llu "
 643		  "end=%llu uptodate=%d",
 644		  show_root_type(__entry->root_objectid),
 645		  __entry->ino, (unsigned long)__entry->index,
 646		  __entry->start,
 647		  __entry->end, __entry->uptodate)
 648);
 649
 650TRACE_EVENT(btrfs_sync_file,
 651
 652	TP_PROTO(const struct file *file, int datasync),
 653
 654	TP_ARGS(file, datasync),
 655
 656	TP_STRUCT__entry_btrfs(
 657		__field(	u64,	ino		)
 658		__field(	u64,	parent		)
 659		__field(	int,    datasync	)
 660		__field(	u64,    root_objectid	)
 661	),
 662
 663	TP_fast_assign(
 664		const struct dentry *dentry = file->f_path.dentry;
 665		const struct inode *inode = d_inode(dentry);
 666
 667		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
 668		__entry->ino		= btrfs_ino(BTRFS_I(inode));
 669		__entry->parent		= btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
 670		__entry->datasync	= datasync;
 671		__entry->root_objectid	=
 672				 BTRFS_I(inode)->root->root_key.objectid;
 673	),
 674
 675	TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
 676		  show_root_type(__entry->root_objectid),
 677		  __entry->ino,
 678		  __entry->parent,
 679		  __entry->datasync)
 680);
 681
 682TRACE_EVENT(btrfs_sync_fs,
 683
 684	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
 685
 686	TP_ARGS(fs_info, wait),
 687
 688	TP_STRUCT__entry_btrfs(
 689		__field(	int,  wait		)
 690	),
 691
 692	TP_fast_assign_btrfs(fs_info,
 693		__entry->wait	= wait;
 694	),
 695
 696	TP_printk_btrfs("wait=%d", __entry->wait)
 697);
 698
 699TRACE_EVENT(btrfs_add_block_group,
 700
 701	TP_PROTO(const struct btrfs_fs_info *fs_info,
 702		 const struct btrfs_block_group_cache *block_group, int create),
 703
 704	TP_ARGS(fs_info, block_group, create),
 705
 706	TP_STRUCT__entry_btrfs(
 707		__field(	u64,	offset			)
 708		__field(	u64,	size			)
 709		__field(	u64,	flags			)
 710		__field(	u64,	bytes_used		)
 711		__field(	u64,	bytes_super		)
 712		__field(	int,	create			)
 713	),
 714
 715	TP_fast_assign_btrfs(fs_info,
 716		__entry->offset		= block_group->key.objectid;
 717		__entry->size		= block_group->key.offset;
 718		__entry->flags		= block_group->flags;
 719		__entry->bytes_used	=
 720			btrfs_block_group_used(&block_group->item);
 721		__entry->bytes_super	= block_group->bytes_super;
 722		__entry->create		= create;
 723	),
 724
 725	TP_printk_btrfs("block_group offset=%llu size=%llu "
 726		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
 727		  "create=%d",
 728		  __entry->offset,
 729		  __entry->size,
 730		  __entry->flags,
 731		  __print_flags((unsigned long)__entry->flags, "|",
 732				BTRFS_GROUP_FLAGS),
 733		  __entry->bytes_used,
 734		  __entry->bytes_super, __entry->create)
 735);
 736
 737#define show_ref_action(action)						\
 738	__print_symbolic(action,					\
 739		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
 740		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
 741		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
 742		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
 743			
 744
 745DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 746
 747	TP_PROTO(const struct btrfs_fs_info *fs_info,
 748		 const struct btrfs_delayed_ref_node *ref,
 749		 const struct btrfs_delayed_tree_ref *full_ref,
 750		 int action),
 751
 752	TP_ARGS(fs_info, ref, full_ref, action),
 753
 754	TP_STRUCT__entry_btrfs(
 755		__field(	u64,  bytenr		)
 756		__field(	u64,  num_bytes		)
 757		__field(	int,  action		) 
 758		__field(	u64,  parent		)
 759		__field(	u64,  ref_root		)
 760		__field(	int,  level		)
 761		__field(	int,  type		)
 762		__field(	u64,  seq		)
 763	),
 764
 765	TP_fast_assign_btrfs(fs_info,
 766		__entry->bytenr		= ref->bytenr;
 767		__entry->num_bytes	= ref->num_bytes;
 768		__entry->action		= action;
 769		__entry->parent		= full_ref->parent;
 770		__entry->ref_root	= full_ref->root;
 771		__entry->level		= full_ref->level;
 772		__entry->type		= ref->type;
 773		__entry->seq		= ref->seq;
 774	),
 775
 776	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 777		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
 778		  "type=%s seq=%llu",
 779		  __entry->bytenr,
 780		  __entry->num_bytes,
 781		  show_ref_action(__entry->action),
 782		  show_root_type(__entry->parent),
 783		  show_root_type(__entry->ref_root),
 784		  __entry->level, show_ref_type(__entry->type),
 785		  __entry->seq)
 786);
 787
 788DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 789
 790	TP_PROTO(const struct btrfs_fs_info *fs_info,
 791		 const struct btrfs_delayed_ref_node *ref,
 792		 const struct btrfs_delayed_tree_ref *full_ref,
 793		 int action),
 794
 795	TP_ARGS(fs_info, ref, full_ref, action)
 796);
 797
 798DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 799
 800	TP_PROTO(const struct btrfs_fs_info *fs_info,
 801		 const struct btrfs_delayed_ref_node *ref,
 802		 const struct btrfs_delayed_tree_ref *full_ref,
 803		 int action),
 804
 805	TP_ARGS(fs_info, ref, full_ref, action)
 806);
 807
 808DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 809
 810	TP_PROTO(const struct btrfs_fs_info *fs_info,
 811		 const struct btrfs_delayed_ref_node *ref,
 812		 const struct btrfs_delayed_data_ref *full_ref,
 813		 int action),
 814
 815	TP_ARGS(fs_info, ref, full_ref, action),
 816
 817	TP_STRUCT__entry_btrfs(
 818		__field(	u64,  bytenr		)
 819		__field(	u64,  num_bytes		)
 820		__field(	int,  action		) 
 821		__field(	u64,  parent		)
 822		__field(	u64,  ref_root		)
 823		__field(	u64,  owner		)
 824		__field(	u64,  offset		)
 825		__field(	int,  type		)
 826		__field(	u64,  seq		)
 827	),
 828
 829	TP_fast_assign_btrfs(fs_info,
 830		__entry->bytenr		= ref->bytenr;
 831		__entry->num_bytes	= ref->num_bytes;
 832		__entry->action		= action;
 833		__entry->parent		= full_ref->parent;
 834		__entry->ref_root	= full_ref->root;
 835		__entry->owner		= full_ref->objectid;
 836		__entry->offset		= full_ref->offset;
 837		__entry->type		= ref->type;
 838		__entry->seq		= ref->seq;
 839	),
 840
 841	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 842		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
 843		  "offset=%llu type=%s seq=%llu",
 844		  __entry->bytenr,
 845		  __entry->num_bytes,
 846		  show_ref_action(__entry->action),
 847		  show_root_type(__entry->parent),
 848		  show_root_type(__entry->ref_root),
 849		  __entry->owner,
 850		  __entry->offset,
 851		  show_ref_type(__entry->type),
 852		  __entry->seq)
 853);
 854
 855DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 856
 857	TP_PROTO(const struct btrfs_fs_info *fs_info,
 858		 const struct btrfs_delayed_ref_node *ref,
 859		 const struct btrfs_delayed_data_ref *full_ref,
 860		 int action),
 861
 862	TP_ARGS(fs_info, ref, full_ref, action)
 863);
 864
 865DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 866
 867	TP_PROTO(const struct btrfs_fs_info *fs_info,
 868		 const struct btrfs_delayed_ref_node *ref,
 869		 const struct btrfs_delayed_data_ref *full_ref,
 870		 int action),
 871
 872	TP_ARGS(fs_info, ref, full_ref, action)
 873);
 874
 875DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 876
 877	TP_PROTO(const struct btrfs_fs_info *fs_info,
 878		 const struct btrfs_delayed_ref_head *head_ref,
 879		 int action),
 880
 881	TP_ARGS(fs_info, head_ref, action),
 882
 883	TP_STRUCT__entry_btrfs(
 884		__field(	u64,  bytenr		)
 885		__field(	u64,  num_bytes		)
 886		__field(	int,  action		) 
 887		__field(	int,  is_data		)
 888	),
 889
 890	TP_fast_assign_btrfs(fs_info,
 891		__entry->bytenr		= head_ref->bytenr;
 892		__entry->num_bytes	= head_ref->num_bytes;
 893		__entry->action		= action;
 894		__entry->is_data	= head_ref->is_data;
 895	),
 896
 897	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
 898		  __entry->bytenr,
 899		  __entry->num_bytes,
 900		  show_ref_action(__entry->action),
 901		  __entry->is_data)
 902);
 903
 904DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 905
 906	TP_PROTO(const struct btrfs_fs_info *fs_info,
 907		 const struct btrfs_delayed_ref_head *head_ref,
 908		 int action),
 909
 910	TP_ARGS(fs_info, head_ref, action)
 911);
 912
 913DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 914
 915	TP_PROTO(const struct btrfs_fs_info *fs_info,
 916		 const struct btrfs_delayed_ref_head *head_ref,
 917		 int action),
 918
 919	TP_ARGS(fs_info, head_ref, action)
 920);
 921
 922#define show_chunk_type(type)					\
 923	__print_flags(type, "|",				\
 924		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
 925		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
 926		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
 927		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
 928		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
 929		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
 930		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
 931		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
 932		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
 933
 934DECLARE_EVENT_CLASS(btrfs__chunk,
 935
 936	TP_PROTO(const struct btrfs_fs_info *fs_info,
 937		 const struct map_lookup *map, u64 offset, u64 size),
 938
 939	TP_ARGS(fs_info, map, offset, size),
 940
 941	TP_STRUCT__entry_btrfs(
 942		__field(	int,  num_stripes		)
 943		__field(	u64,  type			)
 944		__field(	int,  sub_stripes		)
 945		__field(	u64,  offset			)
 946		__field(	u64,  size			)
 947		__field(	u64,  root_objectid		)
 948	),
 949
 950	TP_fast_assign_btrfs(fs_info,
 951		__entry->num_stripes	= map->num_stripes;
 952		__entry->type		= map->type;
 953		__entry->sub_stripes	= map->sub_stripes;
 954		__entry->offset		= offset;
 955		__entry->size		= size;
 956		__entry->root_objectid	= fs_info->chunk_root->root_key.objectid;
 957	),
 958
 959	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
 960		  "num_stripes=%d sub_stripes=%d type=%s",
 961		  show_root_type(__entry->root_objectid),
 962		  __entry->offset,
 963		  __entry->size,
 964		  __entry->num_stripes, __entry->sub_stripes,
 965		  show_chunk_type(__entry->type))
 966);
 967
 968DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
 969
 970	TP_PROTO(const struct btrfs_fs_info *fs_info,
 971		 const struct map_lookup *map, u64 offset, u64 size),
 972
 973	TP_ARGS(fs_info, map, offset, size)
 974);
 975
 976DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
 977
 978	TP_PROTO(const struct btrfs_fs_info *fs_info,
 979		 const struct map_lookup *map, u64 offset, u64 size),
 980
 981	TP_ARGS(fs_info, map, offset, size)
 982);
 983
 984TRACE_EVENT(btrfs_cow_block,
 985
 986	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
 987		 const struct extent_buffer *cow),
 988
 989	TP_ARGS(root, buf, cow),
 990
 991	TP_STRUCT__entry_btrfs(
 992		__field(	u64,  root_objectid		)
 993		__field(	u64,  buf_start			)
 994		__field(	int,  refs			)
 995		__field(	u64,  cow_start			)
 996		__field(	int,  buf_level			)
 997		__field(	int,  cow_level			)
 998	),
 999
1000	TP_fast_assign_btrfs(root->fs_info,
1001		__entry->root_objectid	= root->root_key.objectid;
1002		__entry->buf_start	= buf->start;
1003		__entry->refs		= atomic_read(&buf->refs);
1004		__entry->cow_start	= cow->start;
1005		__entry->buf_level	= btrfs_header_level(buf);
1006		__entry->cow_level	= btrfs_header_level(cow);
1007	),
1008
1009	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1010		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1011		  show_root_type(__entry->root_objectid),
1012		  __entry->refs,
1013		  __entry->buf_start,
1014		  __entry->buf_level,
1015		  __entry->cow_start,
1016		  __entry->cow_level)
1017);
1018
1019TRACE_EVENT(btrfs_space_reservation,
1020
1021	TP_PROTO(const struct btrfs_fs_info *fs_info, char *type, u64 val,
1022		 u64 bytes, int reserve),
1023
1024	TP_ARGS(fs_info, type, val, bytes, reserve),
1025
1026	TP_STRUCT__entry_btrfs(
 
1027		__string(	type,	type			)
1028		__field(	u64,	val			)
1029		__field(	u64,	bytes			)
1030		__field(	int,	reserve			)
1031	),
1032
1033	TP_fast_assign_btrfs(fs_info,
 
1034		__assign_str(type, type);
1035		__entry->val		= val;
1036		__entry->bytes		= bytes;
1037		__entry->reserve	= reserve;
1038	),
1039
1040	TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1041			__entry->reserve ? "reserve" : "release",
1042			__entry->bytes)
1043);
1044
1045#define show_flush_action(action)						\
1046	__print_symbolic(action,						\
1047		{ BTRFS_RESERVE_NO_FLUSH,	"BTRFS_RESERVE_NO_FLUSH"},	\
1048		{ BTRFS_RESERVE_FLUSH_LIMIT,	"BTRFS_RESERVE_FLUSH_LIMIT"},	\
1049		{ BTRFS_RESERVE_FLUSH_ALL,	"BTRFS_RESERVE_FLUSH_ALL"})
1050
1051TRACE_EVENT(btrfs_trigger_flush,
1052
1053	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1054		 int flush, char *reason),
1055
1056	TP_ARGS(fs_info, flags, bytes, flush, reason),
1057
1058	TP_STRUCT__entry_btrfs(
1059		__field(	u64,	flags			)
1060		__field(	u64,	bytes			)
1061		__field(	int,	flush			)
1062		__string(	reason,	reason			)
1063	),
1064
1065	TP_fast_assign_btrfs(fs_info,
1066		__entry->flags	= flags;
1067		__entry->bytes	= bytes;
1068		__entry->flush	= flush;
1069		__assign_str(reason, reason)
1070	),
1071
1072	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1073		  __get_str(reason), __entry->flush,
1074		  show_flush_action(__entry->flush),
1075		  __entry->flags,
1076		  __print_flags((unsigned long)__entry->flags, "|",
1077				BTRFS_GROUP_FLAGS),
1078		  __entry->bytes)
1079);
1080
1081#define show_flush_state(state)							\
1082	__print_symbolic(state,							\
1083		{ FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR"},	\
1084		{ FLUSH_DELAYED_ITEMS,		"FLUSH_DELAYED_ITEMS"},		\
1085		{ FLUSH_DELALLOC,		"FLUSH_DELALLOC"},		\
1086		{ FLUSH_DELALLOC_WAIT,		"FLUSH_DELALLOC_WAIT"},		\
1087		{ FLUSH_DELAYED_REFS_NR,	"FLUSH_DELAYED_REFS_NR"},	\
1088		{ FLUSH_DELAYED_REFS,		"FLUSH_ELAYED_REFS"},		\
1089		{ ALLOC_CHUNK,			"ALLOC_CHUNK"},			\
1090		{ ALLOC_CHUNK_FORCE,		"ALLOC_CHUNK_FORCE"},		\
1091		{ RUN_DELAYED_IPUTS,		"RUN_DELAYED_IPUTS"},		\
1092		{ COMMIT_TRANS,			"COMMIT_TRANS"})
1093
1094TRACE_EVENT(btrfs_flush_space,
1095
1096	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1097		 int state, int ret),
1098
1099	TP_ARGS(fs_info, flags, num_bytes, state, ret),
1100
1101	TP_STRUCT__entry_btrfs(
1102		__field(	u64,	flags			)
1103		__field(	u64,	num_bytes		)
1104		__field(	int,	state			)
1105		__field(	int,	ret			)
1106	),
1107
1108	TP_fast_assign_btrfs(fs_info,
1109		__entry->flags		=	flags;
1110		__entry->num_bytes	=	num_bytes;
1111		__entry->state		=	state;
1112		__entry->ret		=	ret;
1113	),
1114
1115	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d",
1116		  __entry->state,
1117		  show_flush_state(__entry->state),
1118		  __entry->flags,
1119		  __print_flags((unsigned long)__entry->flags, "|",
1120				BTRFS_GROUP_FLAGS),
1121		  __entry->num_bytes, __entry->ret)
1122);
1123
1124DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1125
1126	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1127
1128	TP_ARGS(fs_info, start, len),
1129
1130	TP_STRUCT__entry_btrfs(
 
1131		__field(	u64,  start			)
1132		__field(	u64,  len			)
1133	),
1134
1135	TP_fast_assign_btrfs(fs_info,
 
1136		__entry->start		= start;
1137		__entry->len		= len;
1138	),
1139
1140	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1141		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1142		  __entry->start,
1143		  __entry->len)
1144);
1145
1146DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1147
1148	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1149
1150	TP_ARGS(fs_info, start, len)
1151);
1152
1153DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1154
1155	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1156
1157	TP_ARGS(fs_info, start, len)
1158);
1159
1160TRACE_EVENT(find_free_extent,
1161
1162	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 num_bytes,
1163		 u64 empty_size, u64 data),
1164
1165	TP_ARGS(fs_info, num_bytes, empty_size, data),
1166
1167	TP_STRUCT__entry_btrfs(
 
1168		__field(	u64,	num_bytes		)
1169		__field(	u64,	empty_size		)
1170		__field(	u64,	data			)
1171	),
1172
1173	TP_fast_assign_btrfs(fs_info,
 
1174		__entry->num_bytes	= num_bytes;
1175		__entry->empty_size	= empty_size;
1176		__entry->data		= data;
1177	),
1178
1179	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1180		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1181		  __entry->num_bytes, __entry->empty_size, __entry->data,
1182		  __print_flags((unsigned long)__entry->data, "|",
1183				 BTRFS_GROUP_FLAGS))
1184);
1185
1186DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1187
1188	TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
 
1189		 u64 len),
1190
1191	TP_ARGS(block_group, start, len),
1192
1193	TP_STRUCT__entry_btrfs(
 
1194		__field(	u64,	bg_objectid		)
1195		__field(	u64,	flags			)
1196		__field(	u64,	start			)
1197		__field(	u64,	len			)
1198	),
1199
1200	TP_fast_assign_btrfs(block_group->fs_info,
 
1201		__entry->bg_objectid	= block_group->key.objectid;
1202		__entry->flags		= block_group->flags;
1203		__entry->start		= start;
1204		__entry->len		= len;
1205	),
1206
1207	TP_printk_btrfs("root=%llu(%s) block_group=%llu flags=%llu(%s) "
1208		  "start=%llu len=%llu",
1209		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1210		  __entry->bg_objectid,
1211		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1212						"|", BTRFS_GROUP_FLAGS),
1213		  __entry->start, __entry->len)
1214);
1215
1216DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1217
1218	TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
 
1219		 u64 len),
1220
1221	TP_ARGS(block_group, start, len)
1222);
1223
1224DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1225
1226	TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
 
1227		 u64 len),
1228
1229	TP_ARGS(block_group, start, len)
1230);
1231
1232TRACE_EVENT(btrfs_find_cluster,
1233
1234	TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
1235		 u64 bytes, u64 empty_size, u64 min_bytes),
1236
1237	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1238
1239	TP_STRUCT__entry_btrfs(
1240		__field(	u64,	bg_objectid		)
1241		__field(	u64,	flags			)
1242		__field(	u64,	start			)
1243		__field(	u64,	bytes			)
1244		__field(	u64,	empty_size		)
1245		__field(	u64,	min_bytes		)
1246	),
1247
1248	TP_fast_assign_btrfs(block_group->fs_info,
1249		__entry->bg_objectid	= block_group->key.objectid;
1250		__entry->flags		= block_group->flags;
1251		__entry->start		= start;
1252		__entry->bytes		= bytes;
1253		__entry->empty_size	= empty_size;
1254		__entry->min_bytes	= min_bytes;
1255	),
1256
1257	TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1258		  "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1259		  __entry->flags,
1260		  __print_flags((unsigned long)__entry->flags, "|",
1261				BTRFS_GROUP_FLAGS), __entry->start,
1262		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1263);
1264
1265TRACE_EVENT(btrfs_failed_cluster_setup,
1266
1267	TP_PROTO(const struct btrfs_block_group_cache *block_group),
1268
1269	TP_ARGS(block_group),
1270
1271	TP_STRUCT__entry_btrfs(
1272		__field(	u64,	bg_objectid		)
1273	),
1274
1275	TP_fast_assign_btrfs(block_group->fs_info,
1276		__entry->bg_objectid	= block_group->key.objectid;
1277	),
1278
1279	TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1280);
1281
1282TRACE_EVENT(btrfs_setup_cluster,
1283
1284	TP_PROTO(const struct btrfs_block_group_cache *block_group,
1285		 const struct btrfs_free_cluster *cluster,
1286		 u64 size, int bitmap),
1287
1288	TP_ARGS(block_group, cluster, size, bitmap),
1289
1290	TP_STRUCT__entry_btrfs(
1291		__field(	u64,	bg_objectid		)
1292		__field(	u64,	flags			)
1293		__field(	u64,	start			)
1294		__field(	u64,	max_size		)
1295		__field(	u64,	size			)
1296		__field(	int,	bitmap			)
1297	),
1298
1299	TP_fast_assign_btrfs(block_group->fs_info,
1300		__entry->bg_objectid	= block_group->key.objectid;
1301		__entry->flags		= block_group->flags;
1302		__entry->start		= cluster->window_start;
1303		__entry->max_size	= cluster->max_size;
1304		__entry->size		= size;
1305		__entry->bitmap		= bitmap;
1306	),
1307
1308	TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1309		  "size=%llu max_size=%llu bitmap=%d",
1310		  __entry->bg_objectid,
1311		  __entry->flags,
1312		  __print_flags((unsigned long)__entry->flags, "|",
1313				BTRFS_GROUP_FLAGS), __entry->start,
1314		  __entry->size, __entry->max_size, __entry->bitmap)
1315);
1316
1317struct extent_state;
1318TRACE_EVENT(alloc_extent_state,
1319
1320	TP_PROTO(const struct extent_state *state,
1321		 gfp_t mask, unsigned long IP),
1322
1323	TP_ARGS(state, mask, IP),
1324
1325	TP_STRUCT__entry(
1326		__field(const struct extent_state *, state)
1327		__field(gfp_t, mask)
1328		__field(unsigned long, ip)
1329	),
1330
1331	TP_fast_assign(
1332		__entry->state	= state,
1333		__entry->mask	= mask,
1334		__entry->ip	= IP
1335	),
1336
1337	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1338		  show_gfp_flags(__entry->mask), (const void *)__entry->ip)
1339);
1340
1341TRACE_EVENT(free_extent_state,
1342
1343	TP_PROTO(const struct extent_state *state, unsigned long IP),
1344
1345	TP_ARGS(state, IP),
1346
1347	TP_STRUCT__entry(
1348		__field(const struct extent_state *, state)
1349		__field(unsigned long, ip)
1350	),
1351
1352	TP_fast_assign(
1353		__entry->state	= state,
1354		__entry->ip = IP
1355	),
1356
1357	TP_printk("state=%p caller=%pS", __entry->state,
1358		  (const void *)__entry->ip)
1359);
1360
1361DECLARE_EVENT_CLASS(btrfs__work,
1362
1363	TP_PROTO(const struct btrfs_work *work),
1364
1365	TP_ARGS(work),
1366
1367	TP_STRUCT__entry_btrfs(
1368		__field(	const void *,	work			)
1369		__field(	const void *,	wq			)
1370		__field(	const void *,	func			)
1371		__field(	const void *,	ordered_func		)
1372		__field(	const void *,	ordered_free		)
1373		__field(	const void *,	normal_work		)
1374	),
1375
1376	TP_fast_assign_btrfs(btrfs_work_owner(work),
1377		__entry->work		= work;
1378		__entry->wq		= work->wq;
1379		__entry->func		= work->func;
1380		__entry->ordered_func	= work->ordered_func;
1381		__entry->ordered_free	= work->ordered_free;
1382		__entry->normal_work	= &work->normal_work;
1383	),
1384
1385	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%ps ordered_func=%p "
1386		  "ordered_free=%p",
1387		  __entry->work, __entry->normal_work, __entry->wq,
1388		   __entry->func, __entry->ordered_func, __entry->ordered_free)
1389);
1390
1391/*
1392 * For situiations when the work is freed, we pass fs_info and a tag that that
1393 * matches address of the work structure so it can be paired with the
1394 * scheduling event.
1395 */
1396DECLARE_EVENT_CLASS(btrfs__work__done,
1397
1398	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1399
1400	TP_ARGS(fs_info, wtag),
1401
1402	TP_STRUCT__entry_btrfs(
1403		__field(	const void *,	wtag			)
1404	),
1405
1406	TP_fast_assign_btrfs(fs_info,
1407		__entry->wtag		= wtag;
1408	),
1409
1410	TP_printk_btrfs("work->%p", __entry->wtag)
1411);
1412
1413DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1414
1415	TP_PROTO(const struct btrfs_work *work),
1416
1417	TP_ARGS(work)
1418);
1419
1420DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1421
1422	TP_PROTO(const struct btrfs_work *work),
 
 
 
 
 
 
 
1423
1424	TP_ARGS(work)
1425);
1426
1427DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1428
1429	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1430
1431	TP_ARGS(fs_info, wtag)
1432);
1433
1434DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1435
1436	TP_PROTO(const struct btrfs_work *work),
1437
1438	TP_ARGS(work)
1439);
1440
1441DECLARE_EVENT_CLASS(btrfs__workqueue,
1442
1443	TP_PROTO(const struct __btrfs_workqueue *wq,
1444		 const char *name, int high),
1445
1446	TP_ARGS(wq, name, high),
1447
1448	TP_STRUCT__entry_btrfs(
1449		__field(	const void *,	wq			)
1450		__string(	name,	name			)
1451		__field(	int ,	high			)
1452	),
1453
1454	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1455		__entry->wq		= wq;
1456		__assign_str(name, name);
1457		__entry->high		= high;
1458	),
1459
1460	TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1461		  __print_flags(__entry->high, "",
1462				{(WQ_HIGHPRI),	"-high"}),
1463		  __entry->wq)
1464);
1465
1466DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1467
1468	TP_PROTO(const struct __btrfs_workqueue *wq,
1469		 const char *name, int high),
1470
1471	TP_ARGS(wq, name, high)
1472);
1473
1474DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1475
1476	TP_PROTO(const struct __btrfs_workqueue *wq),
1477
1478	TP_ARGS(wq),
1479
1480	TP_STRUCT__entry_btrfs(
1481		__field(	const void *,	wq		)
1482	),
1483
1484	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1485		__entry->wq		= wq;
1486	),
1487
1488	TP_printk_btrfs("wq=%p", __entry->wq)
1489);
1490
1491DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1492
1493	TP_PROTO(const struct __btrfs_workqueue *wq),
1494
1495	TP_ARGS(wq)
1496);
1497
1498#define BTRFS_QGROUP_OPERATIONS				\
1499	{ QGROUP_RESERVE,	"reserve"	},	\
1500	{ QGROUP_RELEASE,	"release"	},	\
1501	{ QGROUP_FREE,		"free"		}
1502
1503DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1504
1505	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1506		 u64 reserved, int op),
1507
1508	TP_ARGS(inode, start, len, reserved, op),
1509
1510	TP_STRUCT__entry_btrfs(
1511		__field(	u64,		rootid		)
1512		__field(	u64,		ino		)
1513		__field(	u64,		start		)
1514		__field(	u64,		len		)
1515		__field(	u64,		reserved	)
1516		__field(	int,		op		)
1517	),
1518
1519	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1520		__entry->rootid		=
1521			BTRFS_I(inode)->root->root_key.objectid;
1522		__entry->ino		= btrfs_ino(BTRFS_I(inode));
1523		__entry->start		= start;
1524		__entry->len		= len;
1525		__entry->reserved	= reserved;
1526		__entry->op		= op;
1527	),
1528
1529	TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1530		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1531		  __entry->reserved,
1532		  __print_flags((unsigned long)__entry->op, "",
1533				BTRFS_QGROUP_OPERATIONS)
1534	)
1535);
1536
1537DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1538
1539	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1540		 u64 reserved, int op),
1541
1542	TP_ARGS(inode, start, len, reserved, op)
1543);
1544
1545DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1546
1547	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1548		 u64 reserved, int op),
1549
1550	TP_ARGS(inode, start, len, reserved, op)
1551);
1552
1553DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1554	TP_PROTO(const struct btrfs_fs_info *fs_info,
1555		 const struct btrfs_qgroup_extent_record *rec),
1556
1557	TP_ARGS(fs_info, rec),
1558
1559	TP_STRUCT__entry_btrfs(
1560		__field(	u64,  bytenr		)
1561		__field(	u64,  num_bytes		)
1562	),
1563
1564	TP_fast_assign_btrfs(fs_info,
1565		__entry->bytenr		= rec->bytenr,
1566		__entry->num_bytes	= rec->num_bytes;
1567	),
1568
1569	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1570		  (unsigned long long)__entry->bytenr,
1571		  (unsigned long long)__entry->num_bytes)
1572);
1573
1574DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1575
1576	TP_PROTO(const struct btrfs_fs_info *fs_info,
1577		 const struct btrfs_qgroup_extent_record *rec),
1578
1579	TP_ARGS(fs_info, rec)
1580);
1581
1582DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1583
1584	TP_PROTO(const struct btrfs_fs_info *fs_info,
1585		 const struct btrfs_qgroup_extent_record *rec),
1586
1587	TP_ARGS(fs_info, rec)
1588);
1589
1590TRACE_EVENT(qgroup_num_dirty_extents,
1591
1592	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
1593		 u64 num_dirty_extents),
1594
1595	TP_ARGS(fs_info, transid, num_dirty_extents),
1596
1597	TP_STRUCT__entry_btrfs(
1598		__field(	u64, transid			)
1599		__field(	u64, num_dirty_extents		)
1600	),
1601
1602	TP_fast_assign_btrfs(fs_info,
1603		__entry->transid	   = transid;
1604		__entry->num_dirty_extents = num_dirty_extents;
1605	),
1606
1607	TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
1608		__entry->transid, __entry->num_dirty_extents)
1609);
1610
1611TRACE_EVENT(btrfs_qgroup_account_extent,
1612
1613	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
1614		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1615
1616	TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
1617		nr_new_roots),
1618
1619	TP_STRUCT__entry_btrfs(
1620		__field(	u64,  transid			)
1621		__field(	u64,  bytenr			)
1622		__field(	u64,  num_bytes			)
1623		__field(	u64,  nr_old_roots		)
1624		__field(	u64,  nr_new_roots		)
1625	),
1626
1627	TP_fast_assign_btrfs(fs_info,
1628		__entry->transid	= transid;
1629		__entry->bytenr		= bytenr;
1630		__entry->num_bytes	= num_bytes;
1631		__entry->nr_old_roots	= nr_old_roots;
1632		__entry->nr_new_roots	= nr_new_roots;
1633	),
1634
1635	TP_printk_btrfs(
1636"transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
1637		__entry->transid,
1638		__entry->bytenr,
1639		__entry->num_bytes,
1640		__entry->nr_old_roots,
1641		__entry->nr_new_roots)
1642);
1643
1644TRACE_EVENT(qgroup_update_counters,
1645
1646	TP_PROTO(const struct btrfs_fs_info *fs_info,
1647		 struct btrfs_qgroup *qgroup,
1648		 u64 cur_old_count, u64 cur_new_count),
1649
1650	TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
1651
1652	TP_STRUCT__entry_btrfs(
1653		__field(	u64,  qgid			)
1654		__field(	u64,  old_rfer			)
1655		__field(	u64,  old_excl			)
1656		__field(	u64,  cur_old_count		)
1657		__field(	u64,  cur_new_count		)
1658	),
1659
1660	TP_fast_assign_btrfs(fs_info,
1661		__entry->qgid		= qgroup->qgroupid;
1662		__entry->old_rfer	= qgroup->rfer;
1663		__entry->old_excl	= qgroup->excl;
1664		__entry->cur_old_count	= cur_old_count;
1665		__entry->cur_new_count	= cur_new_count;
1666	),
1667
1668	TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
1669		  __entry->qgid, __entry->old_rfer, __entry->old_excl,
1670		  __entry->cur_old_count, __entry->cur_new_count)
1671);
1672
1673TRACE_EVENT(qgroup_update_reserve,
1674
1675	TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1676		 s64 diff, int type),
1677
1678	TP_ARGS(fs_info, qgroup, diff, type),
1679
1680	TP_STRUCT__entry_btrfs(
1681		__field(	u64,	qgid			)
1682		__field(	u64,	cur_reserved		)
1683		__field(	s64,	diff			)
1684		__field(	int,	type			)
1685	),
1686
1687	TP_fast_assign_btrfs(fs_info,
1688		__entry->qgid		= qgroup->qgroupid;
1689		__entry->cur_reserved	= qgroup->rsv.values[type];
1690		__entry->diff		= diff;
1691		__entry->type		= type;
1692	),
1693
1694	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1695		__entry->qgid, show_qgroup_rsv_type(__entry->type),
1696		__entry->cur_reserved, __entry->diff)
1697);
1698
1699TRACE_EVENT(qgroup_meta_reserve,
1700
1701	TP_PROTO(struct btrfs_root *root, s64 diff, int type),
1702
1703	TP_ARGS(root, diff, type),
1704
1705	TP_STRUCT__entry_btrfs(
1706		__field(	u64,	refroot			)
1707		__field(	s64,	diff			)
1708		__field(	int,	type			)
1709	),
1710
1711	TP_fast_assign_btrfs(root->fs_info,
1712		__entry->refroot	= root->root_key.objectid;
1713		__entry->diff		= diff;
1714		__entry->type		= type;
1715	),
1716
1717	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1718		show_root_type(__entry->refroot),
1719		show_qgroup_rsv_type(__entry->type), __entry->diff)
1720);
1721
1722TRACE_EVENT(qgroup_meta_convert,
1723
1724	TP_PROTO(struct btrfs_root *root, s64 diff),
1725
1726	TP_ARGS(root, diff),
1727
1728	TP_STRUCT__entry_btrfs(
1729		__field(	u64,	refroot			)
1730		__field(	s64,	diff			)
1731	),
1732
1733	TP_fast_assign_btrfs(root->fs_info,
1734		__entry->refroot	= root->root_key.objectid;
1735		__entry->diff		= diff;
1736	),
1737
1738	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1739		show_root_type(__entry->refroot),
1740		show_qgroup_rsv_type(BTRFS_QGROUP_RSV_META_PREALLOC),
1741		show_qgroup_rsv_type(BTRFS_QGROUP_RSV_META_PERTRANS),
1742		__entry->diff)
1743);
1744
1745TRACE_EVENT(qgroup_meta_free_all_pertrans,
1746
1747	TP_PROTO(struct btrfs_root *root),
1748
1749	TP_ARGS(root),
1750
1751	TP_STRUCT__entry_btrfs(
1752		__field(	u64,	refroot			)
1753		__field(	s64,	diff			)
1754		__field(	int,	type			)
1755	),
1756
1757	TP_fast_assign_btrfs(root->fs_info,
1758		__entry->refroot	= root->root_key.objectid;
1759		spin_lock(&root->qgroup_meta_rsv_lock);
1760		__entry->diff		= -(s64)root->qgroup_meta_rsv_pertrans;
1761		spin_unlock(&root->qgroup_meta_rsv_lock);
1762		__entry->type		= BTRFS_QGROUP_RSV_META_PERTRANS;
1763	),
1764
1765	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1766		show_root_type(__entry->refroot),
1767		show_qgroup_rsv_type(__entry->type), __entry->diff)
1768);
1769
1770DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1771	TP_PROTO(const struct btrfs_fs_info *fs_info,
1772		 const struct prelim_ref *oldref,
1773		 const struct prelim_ref *newref, u64 tree_size),
1774	TP_ARGS(fs_info, newref, oldref, tree_size),
1775
1776	TP_STRUCT__entry_btrfs(
1777		__field(	u64,  root_id		)
1778		__field(	u64,  objectid		)
1779		__field(	 u8,  type		)
1780		__field(	u64,  offset		)
1781		__field(	int,  level		)
1782		__field(	int,  old_count		)
1783		__field(	u64,  parent		)
1784		__field(	u64,  bytenr		)
1785		__field(	int,  mod_count		)
1786		__field(	u64,  tree_size		)
1787	),
1788
1789	TP_fast_assign_btrfs(fs_info,
1790		__entry->root_id	= oldref->root_id;
1791		__entry->objectid	= oldref->key_for_search.objectid;
1792		__entry->type		= oldref->key_for_search.type;
1793		__entry->offset		= oldref->key_for_search.offset;
1794		__entry->level		= oldref->level;
1795		__entry->old_count	= oldref->count;
1796		__entry->parent		= oldref->parent;
1797		__entry->bytenr		= oldref->wanted_disk_byte;
1798		__entry->mod_count	= newref ? newref->count : 0;
1799		__entry->tree_size	= tree_size;
1800	),
1801
1802	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1803			__entry->root_id,
1804			__entry->objectid, __entry->type,
1805			__entry->offset, __entry->level,
1806			__entry->old_count, __entry->mod_count,
1807			__entry->old_count + __entry->mod_count,
1808			__entry->parent,
1809			__entry->bytenr,
1810			__entry->tree_size)
1811);
1812
1813DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1814	TP_PROTO(const struct btrfs_fs_info *fs_info,
1815		 const struct prelim_ref *oldref,
1816		 const struct prelim_ref *newref, u64 tree_size),
1817	TP_ARGS(fs_info, oldref, newref, tree_size)
1818);
1819
1820DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1821	TP_PROTO(const struct btrfs_fs_info *fs_info,
1822		 const struct prelim_ref *oldref,
1823		 const struct prelim_ref *newref, u64 tree_size),
1824	TP_ARGS(fs_info, oldref, newref, tree_size)
1825);
1826
1827TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1828	TP_PROTO(struct btrfs_root *root, u64 ino, int mod),
1829
1830	TP_ARGS(root, ino, mod),
1831
1832	TP_STRUCT__entry_btrfs(
1833		__field(	u64, root_objectid	)
1834		__field(	u64, ino		)
1835		__field(	int, mod		)
1836	),
1837
1838	TP_fast_assign_btrfs(root->fs_info,
1839		__entry->root_objectid	= root->root_key.objectid;
1840		__entry->ino		= ino;
1841		__entry->mod		= mod;
1842	),
1843
1844	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1845			show_root_type(__entry->root_objectid),
1846			__entry->ino, __entry->mod)
1847);
1848
1849DECLARE_EVENT_CLASS(btrfs__block_group,
1850	TP_PROTO(const struct btrfs_block_group_cache *bg_cache),
1851
1852	TP_ARGS(bg_cache),
1853
1854	TP_STRUCT__entry_btrfs(
1855		__field(	u64,	bytenr		)
1856		__field(	u64,	len		)
1857		__field(	u64,	used		)
1858		__field(	u64,	flags		)
1859	),
1860
1861	TP_fast_assign_btrfs(bg_cache->fs_info,
1862		__entry->bytenr = bg_cache->key.objectid,
1863		__entry->len	= bg_cache->key.offset,
1864		__entry->used	= btrfs_block_group_used(&bg_cache->item);
1865		__entry->flags	= bg_cache->flags;
1866	),
1867
1868	TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
1869		__entry->bytenr, __entry->len, __entry->used, __entry->flags,
1870		__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
1871);
1872
1873DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
1874	TP_PROTO(const struct btrfs_block_group_cache *bg_cache),
1875
1876	TP_ARGS(bg_cache)
1877);
1878
1879DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
1880	TP_PROTO(const struct btrfs_block_group_cache *bg_cache),
1881
1882	TP_ARGS(bg_cache)
1883);
1884
1885DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
1886	TP_PROTO(const struct btrfs_block_group_cache *bg_cache),
1887
1888	TP_ARGS(bg_cache)
1889);
1890
1891TRACE_EVENT(btrfs_set_extent_bit,
1892	TP_PROTO(const struct extent_io_tree *tree,
1893		 u64 start, u64 len, unsigned set_bits),
1894
1895	TP_ARGS(tree, start, len, set_bits),
1896
1897	TP_STRUCT__entry_btrfs(
1898		__field(	unsigned,	owner	)
1899		__field(	u64,		ino	)
1900		__field(	u64,		rootid	)
1901		__field(	u64,		start	)
1902		__field(	u64,		len	)
1903		__field(	unsigned,	set_bits)
1904	),
1905
1906	TP_fast_assign_btrfs(tree->fs_info,
1907		__entry->owner = tree->owner;
1908		if (tree->private_data) {
1909			struct inode *inode = tree->private_data;
1910
1911			__entry->ino	= btrfs_ino(BTRFS_I(inode));
1912			__entry->rootid	=
1913				BTRFS_I(inode)->root->root_key.objectid;
1914		} else {
1915			__entry->ino	= 0;
1916			__entry->rootid	= 0;
1917		}
1918		__entry->start		= start;
1919		__entry->len		= len;
1920		__entry->set_bits	= set_bits;
1921	),
1922
1923	TP_printk_btrfs(
1924		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
1925		show_extent_io_tree_owner(__entry->owner), __entry->ino,
1926		__entry->rootid, __entry->start, __entry->len,
1927		__print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
1928);
1929
1930TRACE_EVENT(btrfs_clear_extent_bit,
1931	TP_PROTO(const struct extent_io_tree *tree,
1932		 u64 start, u64 len, unsigned clear_bits),
1933
1934	TP_ARGS(tree, start, len, clear_bits),
1935
1936	TP_STRUCT__entry_btrfs(
1937		__field(	unsigned,	owner	)
1938		__field(	u64,		ino	)
1939		__field(	u64,		rootid	)
1940		__field(	u64,		start	)
1941		__field(	u64,		len	)
1942		__field(	unsigned,	clear_bits)
1943	),
1944
1945	TP_fast_assign_btrfs(tree->fs_info,
1946		__entry->owner = tree->owner;
1947		if (tree->private_data) {
1948			struct inode *inode = tree->private_data;
1949
1950			__entry->ino	= btrfs_ino(BTRFS_I(inode));
1951			__entry->rootid	=
1952				BTRFS_I(inode)->root->root_key.objectid;
1953		} else {
1954			__entry->ino	= 0;
1955			__entry->rootid	= 0;
1956		}
1957		__entry->start		= start;
1958		__entry->len		= len;
1959		__entry->clear_bits	= clear_bits;
1960	),
1961
1962	TP_printk_btrfs(
1963		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
1964		show_extent_io_tree_owner(__entry->owner), __entry->ino,
1965		__entry->rootid, __entry->start, __entry->len,
1966		__print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
1967);
1968
1969TRACE_EVENT(btrfs_convert_extent_bit,
1970	TP_PROTO(const struct extent_io_tree *tree,
1971		 u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
1972
1973	TP_ARGS(tree, start, len, set_bits, clear_bits),
1974
1975	TP_STRUCT__entry_btrfs(
1976		__field(	unsigned,	owner	)
1977		__field(	u64,		ino	)
1978		__field(	u64,		rootid	)
1979		__field(	u64,		start	)
1980		__field(	u64,		len	)
1981		__field(	unsigned,	set_bits)
1982		__field(	unsigned,	clear_bits)
1983	),
1984
1985	TP_fast_assign_btrfs(tree->fs_info,
1986		__entry->owner = tree->owner;
1987		if (tree->private_data) {
1988			struct inode *inode = tree->private_data;
1989
1990			__entry->ino	= btrfs_ino(BTRFS_I(inode));
1991			__entry->rootid	=
1992				BTRFS_I(inode)->root->root_key.objectid;
1993		} else {
1994			__entry->ino	= 0;
1995			__entry->rootid	= 0;
1996		}
1997		__entry->start		= start;
1998		__entry->len		= len;
1999		__entry->set_bits	= set_bits;
2000		__entry->clear_bits	= clear_bits;
2001	),
2002
2003	TP_printk_btrfs(
2004"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2005		  show_extent_io_tree_owner(__entry->owner), __entry->ino,
2006		  __entry->rootid, __entry->start, __entry->len,
2007		  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2008		  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2009);
2010
2011DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2012	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2013
2014	TP_ARGS(eb, start_ns),
2015
2016	TP_STRUCT__entry_btrfs(
2017		__field(	u64,	block		)
2018		__field(	u64,	generation	)
2019		__field(	u64,	start_ns	)
2020		__field(	u64,	end_ns		)
2021		__field(	u64,	diff_ns		)
2022		__field(	u64,	owner		)
2023		__field(	int,	is_log_tree	)
2024	),
2025
2026	TP_fast_assign_btrfs(eb->fs_info,
2027		__entry->block		= eb->start;
2028		__entry->generation	= btrfs_header_generation(eb);
2029		__entry->start_ns	= start_ns;
2030		__entry->end_ns		= ktime_get_ns();
2031		__entry->diff_ns	= __entry->end_ns - start_ns;
2032		__entry->owner		= btrfs_header_owner(eb);
2033		__entry->is_log_tree	= (eb->log_index >= 0);
2034	),
2035
2036	TP_printk_btrfs(
2037"block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2038		__entry->block, __entry->generation,
2039		__entry->start_ns, __entry->end_ns, __entry->diff_ns,
2040		__entry->owner, __entry->is_log_tree)
2041);
2042
2043DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2044	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2045
2046	TP_ARGS(eb, start_ns)
2047);
2048
2049DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2050	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2051
2052	TP_ARGS(eb, start_ns)
2053);
2054
2055DECLARE_EVENT_CLASS(btrfs_locking_events,
2056	TP_PROTO(const struct extent_buffer *eb),
2057
2058	TP_ARGS(eb),
2059
2060	TP_STRUCT__entry_btrfs(
2061		__field(	u64,	block		)
2062		__field(	u64,	generation	)
2063		__field(	u64,	owner		)
2064		__field(	int,	is_log_tree	)
2065	),
2066
2067	TP_fast_assign_btrfs(eb->fs_info,
2068		__entry->block		= eb->start;
2069		__entry->generation	= btrfs_header_generation(eb);
2070		__entry->owner		= btrfs_header_owner(eb);
2071		__entry->is_log_tree	= (eb->log_index >= 0);
2072	),
2073
2074	TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2075		__entry->block, __entry->generation,
2076		__entry->owner, __entry->is_log_tree)
2077);
2078
2079#define DEFINE_BTRFS_LOCK_EVENT(name)				\
2080DEFINE_EVENT(btrfs_locking_events, name,			\
2081		TP_PROTO(const struct extent_buffer *eb),	\
2082								\
2083		TP_ARGS(eb)					\
2084)
2085
2086DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2087DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2088DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock_blocking);
2089DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_read);
2090DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_write);
2091DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2092DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_write_lock);
2093DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic);
2094
2095DECLARE_EVENT_CLASS(btrfs__space_info_update,
2096
2097	TP_PROTO(struct btrfs_fs_info *fs_info,
2098		 struct btrfs_space_info *sinfo, u64 old, s64 diff),
2099
2100	TP_ARGS(fs_info, sinfo, old, diff),
2101
2102	TP_STRUCT__entry_btrfs(
2103		__field(	u64,	type		)
2104		__field(	u64,	old		)
2105		__field(	s64,	diff		)
2106	),
2107
2108	TP_fast_assign_btrfs(fs_info,
2109		__entry->type	= sinfo->flags;
2110		__entry->old	= old;
2111		__entry->diff	= diff;
2112	),
2113	TP_printk_btrfs("type=%s old=%llu diff=%lld",
2114		__print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2115		__entry->old, __entry->diff)
2116);
2117
2118DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2119
2120	TP_PROTO(struct btrfs_fs_info *fs_info,
2121		 struct btrfs_space_info *sinfo, u64 old, s64 diff),
2122
2123	TP_ARGS(fs_info, sinfo, old, diff)
2124);
2125
2126DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
2127
2128	TP_PROTO(struct btrfs_fs_info *fs_info,
2129		 struct btrfs_space_info *sinfo, u64 old, s64 diff),
2130
2131	TP_ARGS(fs_info, sinfo, old, diff)
2132);
2133
2134#endif /* _TRACE_BTRFS_H */
2135
2136/* This part must be outside protection */
2137#include <trace/define_trace.h>