xref: /openbmc/linux/include/trace/events/btrfs.h (revision cfc2de0f)
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 
12 struct btrfs_root;
13 struct btrfs_fs_info;
14 struct btrfs_inode;
15 struct extent_map;
16 struct btrfs_file_extent_item;
17 struct btrfs_ordered_extent;
18 struct btrfs_delayed_ref_node;
19 struct btrfs_delayed_tree_ref;
20 struct btrfs_delayed_data_ref;
21 struct btrfs_delayed_ref_head;
22 struct btrfs_block_group;
23 struct btrfs_free_cluster;
24 struct map_lookup;
25 struct extent_buffer;
26 struct btrfs_work;
27 struct btrfs_workqueue;
28 struct btrfs_qgroup_extent_record;
29 struct btrfs_qgroup;
30 struct extent_io_tree;
31 struct prelim_ref;
32 struct btrfs_space_info;
33 struct btrfs_raid_bio;
34 struct raid56_bio_trace_info;
35 struct find_free_extent_ctl;
36 
37 #define show_ref_type(type)						\
38 	__print_symbolic(type,						\
39 		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
40 		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
41 		{ BTRFS_EXTENT_REF_V0_KEY, 	"EXTENT_REF_V0" },	\
42 		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
43 		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
44 
45 #define __show_root_type(obj)						\
46 	__print_symbolic_u64(obj,					\
47 		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
48 		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
49 		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
50 		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
51 		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
52 		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
53 		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
54 		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
55 		{ BTRFS_QUOTA_TREE_OBJECTID,	"QUOTA_TREE"	},	\
56 		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
57 		{ BTRFS_UUID_TREE_OBJECTID,	"UUID_TREE"	},	\
58 		{ BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },	\
59 		{ BTRFS_BLOCK_GROUP_TREE_OBJECTID, "BLOCK_GROUP_TREE" },\
60 		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
61 
62 #define show_root_type(obj)						\
63 	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
64 	      (obj >= BTRFS_ROOT_TREE_OBJECTID &&			\
65 	       obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
66 
67 #define FLUSH_ACTIONS								\
68 	EM( BTRFS_RESERVE_NO_FLUSH,		"BTRFS_RESERVE_NO_FLUSH")	\
69 	EM( BTRFS_RESERVE_FLUSH_LIMIT,		"BTRFS_RESERVE_FLUSH_LIMIT")	\
70 	EM( BTRFS_RESERVE_FLUSH_ALL,		"BTRFS_RESERVE_FLUSH_ALL")	\
71 	EMe(BTRFS_RESERVE_FLUSH_ALL_STEAL,	"BTRFS_RESERVE_FLUSH_ALL_STEAL")
72 
73 #define FI_TYPES							\
74 	EM( BTRFS_FILE_EXTENT_INLINE,		"INLINE")		\
75 	EM( BTRFS_FILE_EXTENT_REG,		"REG")			\
76 	EMe(BTRFS_FILE_EXTENT_PREALLOC,		"PREALLOC")
77 
78 #define QGROUP_RSV_TYPES						\
79 	EM( BTRFS_QGROUP_RSV_DATA,		"DATA")			\
80 	EM( BTRFS_QGROUP_RSV_META_PERTRANS,	"META_PERTRANS")	\
81 	EMe(BTRFS_QGROUP_RSV_META_PREALLOC,	"META_PREALLOC")
82 
83 #define IO_TREE_OWNER						    \
84 	EM( IO_TREE_FS_PINNED_EXTENTS, 	  "PINNED_EXTENTS")	    \
85 	EM( IO_TREE_FS_EXCLUDED_EXTENTS,  "EXCLUDED_EXTENTS")	    \
86 	EM( IO_TREE_BTREE_INODE_IO,	  "BTREE_INODE_IO")	    \
87 	EM( IO_TREE_INODE_IO,		  "INODE_IO")		    \
88 	EM( IO_TREE_RELOC_BLOCKS,	  "RELOC_BLOCKS")	    \
89 	EM( IO_TREE_TRANS_DIRTY_PAGES,	  "TRANS_DIRTY_PAGES")      \
90 	EM( IO_TREE_ROOT_DIRTY_LOG_PAGES, "ROOT_DIRTY_LOG_PAGES")   \
91 	EM( IO_TREE_INODE_FILE_EXTENT,	  "INODE_FILE_EXTENT")      \
92 	EM( IO_TREE_LOG_CSUM_RANGE,	  "LOG_CSUM_RANGE")         \
93 	EMe(IO_TREE_SELFTEST,		  "SELFTEST")
94 
95 #define FLUSH_STATES							\
96 	EM( FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR")	\
97 	EM( FLUSH_DELAYED_ITEMS,	"FLUSH_DELAYED_ITEMS")		\
98 	EM( FLUSH_DELALLOC,		"FLUSH_DELALLOC")		\
99 	EM( FLUSH_DELALLOC_WAIT,	"FLUSH_DELALLOC_WAIT")		\
100 	EM( FLUSH_DELALLOC_FULL,	"FLUSH_DELALLOC_FULL")		\
101 	EM( FLUSH_DELAYED_REFS_NR,	"FLUSH_DELAYED_REFS_NR")	\
102 	EM( FLUSH_DELAYED_REFS,		"FLUSH_DELAYED_REFS")		\
103 	EM( ALLOC_CHUNK,		"ALLOC_CHUNK")			\
104 	EM( ALLOC_CHUNK_FORCE,		"ALLOC_CHUNK_FORCE")		\
105 	EM( RUN_DELAYED_IPUTS,		"RUN_DELAYED_IPUTS")		\
106 	EMe(COMMIT_TRANS,		"COMMIT_TRANS")
107 
108 /*
109  * First define the enums in the above macros to be exported to userspace via
110  * TRACE_DEFINE_ENUM().
111  */
112 
113 #undef EM
114 #undef EMe
115 #define EM(a, b)	TRACE_DEFINE_ENUM(a);
116 #define EMe(a, b)	TRACE_DEFINE_ENUM(a);
117 
118 FLUSH_ACTIONS
119 FI_TYPES
120 QGROUP_RSV_TYPES
121 IO_TREE_OWNER
122 FLUSH_STATES
123 
124 /*
125  * Now redefine the EM and EMe macros to map the enums to the strings that will
126  * be printed in the output
127  */
128 
129 #undef EM
130 #undef EMe
131 #define EM(a, b)        {a, b},
132 #define EMe(a, b)       {a, b}
133 
134 
135 #define BTRFS_GROUP_FLAGS	\
136 	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
137 	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
138 	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
139 	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
140 	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
141 	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
142 	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
143 	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
144 	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}
145 
146 #define EXTENT_FLAGS						\
147 	{ EXTENT_DIRTY,			"DIRTY"},		\
148 	{ EXTENT_UPTODATE,		"UPTODATE"},		\
149 	{ EXTENT_LOCKED,		"LOCKED"},		\
150 	{ EXTENT_NEW,			"NEW"},			\
151 	{ EXTENT_DELALLOC,		"DELALLOC"},		\
152 	{ EXTENT_DEFRAG,		"DEFRAG"},		\
153 	{ EXTENT_BOUNDARY,		"BOUNDARY"},		\
154 	{ EXTENT_NODATASUM,		"NODATASUM"},		\
155 	{ EXTENT_CLEAR_META_RESV,	"CLEAR_META_RESV"},	\
156 	{ EXTENT_NEED_WAIT,		"NEED_WAIT"},		\
157 	{ EXTENT_NORESERVE,		"NORESERVE"},		\
158 	{ EXTENT_QGROUP_RESERVED,	"QGROUP_RESERVED"},	\
159 	{ EXTENT_CLEAR_DATA_RESV,	"CLEAR_DATA_RESV"},	\
160 	{ EXTENT_DELALLOC_NEW,		"DELALLOC_NEW"}
161 
162 #define BTRFS_FSID_SIZE 16
163 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
164 
165 #define TP_fast_assign_fsid(fs_info)					\
166 ({									\
167 	if (fs_info)							\
168 		memcpy(__entry->fsid, fs_info->fs_devices->fsid,	\
169 		       BTRFS_FSID_SIZE);				\
170 	else								\
171 		memset(__entry->fsid, 0, BTRFS_FSID_SIZE);		\
172 })
173 
174 #define TP_STRUCT__entry_btrfs(args...)					\
175 	TP_STRUCT__entry(						\
176 		TP_STRUCT__entry_fsid					\
177 		args)
178 #define TP_fast_assign_btrfs(fs_info, args...)				\
179 	TP_fast_assign(							\
180 		TP_fast_assign_fsid(fs_info);				\
181 		args)
182 #define TP_printk_btrfs(fmt, args...) \
183 	TP_printk("%pU: " fmt, __entry->fsid, args)
184 
185 TRACE_EVENT(btrfs_transaction_commit,
186 
187 	TP_PROTO(const struct btrfs_fs_info *fs_info),
188 
189 	TP_ARGS(fs_info),
190 
191 	TP_STRUCT__entry_btrfs(
192 		__field(	u64,  generation		)
193 		__field(	u64,  root_objectid		)
194 	),
195 
196 	TP_fast_assign_btrfs(fs_info,
197 		__entry->generation	= fs_info->generation;
198 		__entry->root_objectid	= BTRFS_ROOT_TREE_OBJECTID;
199 	),
200 
201 	TP_printk_btrfs("root=%llu(%s) gen=%llu",
202 		  show_root_type(__entry->root_objectid),
203 		  __entry->generation)
204 );
205 
206 DECLARE_EVENT_CLASS(btrfs__inode,
207 
208 	TP_PROTO(const struct inode *inode),
209 
210 	TP_ARGS(inode),
211 
212 	TP_STRUCT__entry_btrfs(
213 		__field(	u64,  ino			)
214 		__field(	u64,  blocks			)
215 		__field(	u64,  disk_i_size		)
216 		__field(	u64,  generation		)
217 		__field(	u64,  last_trans		)
218 		__field(	u64,  logged_trans		)
219 		__field(	u64,  root_objectid		)
220 	),
221 
222 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
223 		__entry->ino	= btrfs_ino(BTRFS_I(inode));
224 		__entry->blocks	= inode->i_blocks;
225 		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
226 		__entry->generation = BTRFS_I(inode)->generation;
227 		__entry->last_trans = BTRFS_I(inode)->last_trans;
228 		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
229 		__entry->root_objectid =
230 				BTRFS_I(inode)->root->root_key.objectid;
231 	),
232 
233 	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
234 		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
235 		  show_root_type(__entry->root_objectid),
236 		  __entry->generation,
237 		  __entry->ino,
238 		  __entry->blocks,
239 		  __entry->disk_i_size,
240 		  __entry->last_trans,
241 		  __entry->logged_trans)
242 );
243 
244 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
245 
246 	TP_PROTO(const struct inode *inode),
247 
248 	TP_ARGS(inode)
249 );
250 
251 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
252 
253 	TP_PROTO(const struct inode *inode),
254 
255 	TP_ARGS(inode)
256 );
257 
258 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
259 
260 	TP_PROTO(const struct inode *inode),
261 
262 	TP_ARGS(inode)
263 );
264 
265 #define __show_map_type(type)						\
266 	__print_symbolic_u64(type,					\
267 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
268 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
269 		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
270 		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})
271 
272 #define show_map_type(type)			\
273 	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
274 
275 #define show_map_flags(flag)						\
276 	__print_flags(flag, "|",					\
277 		{ (1 << EXTENT_FLAG_PINNED), 		"PINNED" 	},\
278 		{ (1 << EXTENT_FLAG_COMPRESSED), 	"COMPRESSED" 	},\
279 		{ (1 << EXTENT_FLAG_PREALLOC), 		"PREALLOC" 	},\
280 		{ (1 << EXTENT_FLAG_LOGGING),	 	"LOGGING" 	},\
281 		{ (1 << EXTENT_FLAG_FILLING),	 	"FILLING" 	},\
282 		{ (1 << EXTENT_FLAG_FS_MAPPING),	"FS_MAPPING"	})
283 
284 TRACE_EVENT_CONDITION(btrfs_get_extent,
285 
286 	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
287 		 const struct extent_map *map),
288 
289 	TP_ARGS(root, inode, map),
290 
291 	TP_CONDITION(map),
292 
293 	TP_STRUCT__entry_btrfs(
294 		__field(	u64,  root_objectid	)
295 		__field(	u64,  ino		)
296 		__field(	u64,  start		)
297 		__field(	u64,  len		)
298 		__field(	u64,  orig_start	)
299 		__field(	u64,  block_start	)
300 		__field(	u64,  block_len		)
301 		__field(	unsigned long,  flags	)
302 		__field(	int,  refs		)
303 		__field(	unsigned int,  compress_type	)
304 	),
305 
306 	TP_fast_assign_btrfs(root->fs_info,
307 		__entry->root_objectid	= root->root_key.objectid;
308 		__entry->ino		= btrfs_ino(inode);
309 		__entry->start		= map->start;
310 		__entry->len		= map->len;
311 		__entry->orig_start	= map->orig_start;
312 		__entry->block_start	= map->block_start;
313 		__entry->block_len	= map->block_len;
314 		__entry->flags		= map->flags;
315 		__entry->refs		= refcount_read(&map->refs);
316 		__entry->compress_type	= map->compress_type;
317 	),
318 
319 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
320 		  "orig_start=%llu block_start=%llu(%s) "
321 		  "block_len=%llu flags=%s refs=%u "
322 		  "compress_type=%u",
323 		  show_root_type(__entry->root_objectid),
324 		  __entry->ino,
325 		  __entry->start,
326 		  __entry->len,
327 		  __entry->orig_start,
328 		  show_map_type(__entry->block_start),
329 		  __entry->block_len,
330 		  show_map_flags(__entry->flags),
331 		  __entry->refs, __entry->compress_type)
332 );
333 
334 TRACE_EVENT(btrfs_handle_em_exist,
335 
336 	TP_PROTO(const struct btrfs_fs_info *fs_info,
337 		const struct extent_map *existing, const struct extent_map *map,
338 		u64 start, u64 len),
339 
340 	TP_ARGS(fs_info, existing, map, start, len),
341 
342 	TP_STRUCT__entry_btrfs(
343 		__field(	u64,  e_start		)
344 		__field(	u64,  e_len		)
345 		__field(	u64,  map_start		)
346 		__field(	u64,  map_len		)
347 		__field(	u64,  start		)
348 		__field(	u64,  len		)
349 	),
350 
351 	TP_fast_assign_btrfs(fs_info,
352 		__entry->e_start	= existing->start;
353 		__entry->e_len		= existing->len;
354 		__entry->map_start	= map->start;
355 		__entry->map_len	= map->len;
356 		__entry->start		= start;
357 		__entry->len		= len;
358 	),
359 
360 	TP_printk_btrfs("start=%llu len=%llu "
361 		  "existing(start=%llu len=%llu) "
362 		  "em(start=%llu len=%llu)",
363 		  __entry->start,
364 		  __entry->len,
365 		  __entry->e_start,
366 		  __entry->e_len,
367 		  __entry->map_start,
368 		  __entry->map_len)
369 );
370 
371 /* file extent item */
372 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
373 
374 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
375 		 const struct btrfs_file_extent_item *fi, u64 start),
376 
377 	TP_ARGS(bi, l, fi, start),
378 
379 	TP_STRUCT__entry_btrfs(
380 		__field(	u64,	root_obj	)
381 		__field(	u64,	ino		)
382 		__field(	loff_t,	isize		)
383 		__field(	u64,	disk_isize	)
384 		__field(	u64,	num_bytes	)
385 		__field(	u64,	ram_bytes	)
386 		__field(	u64,	disk_bytenr	)
387 		__field(	u64,	disk_num_bytes	)
388 		__field(	u64,	extent_offset	)
389 		__field(	u8,	extent_type	)
390 		__field(	u8,	compression	)
391 		__field(	u64,	extent_start	)
392 		__field(	u64,	extent_end	)
393 	),
394 
395 	TP_fast_assign_btrfs(bi->root->fs_info,
396 		__entry->root_obj	= bi->root->root_key.objectid;
397 		__entry->ino		= btrfs_ino(bi);
398 		__entry->isize		= bi->vfs_inode.i_size;
399 		__entry->disk_isize	= bi->disk_i_size;
400 		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
401 		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
402 		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
403 		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
404 		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
405 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
406 		__entry->compression	= btrfs_file_extent_compression(l, fi);
407 		__entry->extent_start	= start;
408 		__entry->extent_end	= (start + __entry->num_bytes);
409 	),
410 
411 	TP_printk_btrfs(
412 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
413 		"file extent range=[%llu %llu] "
414 		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
415 		"disk_num_bytes=%llu extent_offset=%llu type=%s "
416 		"compression=%u",
417 		show_root_type(__entry->root_obj), __entry->ino,
418 		__entry->isize,
419 		__entry->disk_isize, __entry->extent_start,
420 		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
421 		__entry->disk_bytenr, __entry->disk_num_bytes,
422 		__entry->extent_offset, __print_symbolic(__entry->extent_type, FI_TYPES),
423 		__entry->compression)
424 );
425 
426 DECLARE_EVENT_CLASS(
427 	btrfs__file_extent_item_inline,
428 
429 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
430 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
431 
432 	TP_ARGS(bi, l, fi, slot,  start),
433 
434 	TP_STRUCT__entry_btrfs(
435 		__field(	u64,	root_obj	)
436 		__field(	u64,	ino		)
437 		__field(	loff_t,	isize		)
438 		__field(	u64,	disk_isize	)
439 		__field(	u8,	extent_type	)
440 		__field(	u8,	compression	)
441 		__field(	u64,	extent_start	)
442 		__field(	u64,	extent_end	)
443 	),
444 
445 	TP_fast_assign_btrfs(
446 		bi->root->fs_info,
447 		__entry->root_obj	= bi->root->root_key.objectid;
448 		__entry->ino		= btrfs_ino(bi);
449 		__entry->isize		= bi->vfs_inode.i_size;
450 		__entry->disk_isize	= bi->disk_i_size;
451 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
452 		__entry->compression	= btrfs_file_extent_compression(l, fi);
453 		__entry->extent_start	= start;
454 		__entry->extent_end	= (start + btrfs_file_extent_ram_bytes(l, fi));
455 	),
456 
457 	TP_printk_btrfs(
458 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
459 		"file extent range=[%llu %llu] "
460 		"extent_type=%s compression=%u",
461 		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
462 		__entry->disk_isize, __entry->extent_start,
463 		__entry->extent_end, __print_symbolic(__entry->extent_type, FI_TYPES),
464 		__entry->compression)
465 );
466 
467 DEFINE_EVENT(
468 	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
469 
470 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
471 		 const struct btrfs_file_extent_item *fi, u64 start),
472 
473 	TP_ARGS(bi, l, fi, start)
474 );
475 
476 DEFINE_EVENT(
477 	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
478 
479 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
480 		 const struct btrfs_file_extent_item *fi, u64 start),
481 
482 	TP_ARGS(bi, l, fi, start)
483 );
484 
485 DEFINE_EVENT(
486 	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
487 
488 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
489 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
490 
491 	TP_ARGS(bi, l, fi, slot, start)
492 );
493 
494 DEFINE_EVENT(
495 	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
496 
497 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
498 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
499 
500 	TP_ARGS(bi, l, fi, slot, start)
501 );
502 
503 #define show_ordered_flags(flags)					   \
504 	__print_flags(flags, "|",					   \
505 		{ (1 << BTRFS_ORDERED_REGULAR), 	"REGULAR" 	}, \
506 		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
507 		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
508 		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
509 		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
510 		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
511 		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
512 		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
513 		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
514 
515 
516 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
517 
518 	TP_PROTO(const struct btrfs_inode *inode,
519 		 const struct btrfs_ordered_extent *ordered),
520 
521 	TP_ARGS(inode, ordered),
522 
523 	TP_STRUCT__entry_btrfs(
524 		__field(	u64,  ino		)
525 		__field(	u64,  file_offset	)
526 		__field(	u64,  start		)
527 		__field(	u64,  len		)
528 		__field(	u64,  disk_len		)
529 		__field(	u64,  bytes_left	)
530 		__field(	unsigned long,  flags	)
531 		__field(	int,  compress_type	)
532 		__field(	int,  refs		)
533 		__field(	u64,  root_objectid	)
534 		__field(	u64,  truncated_len	)
535 	),
536 
537 	TP_fast_assign_btrfs(inode->root->fs_info,
538 		__entry->ino 		= btrfs_ino(inode);
539 		__entry->file_offset	= ordered->file_offset;
540 		__entry->start		= ordered->disk_bytenr;
541 		__entry->len		= ordered->num_bytes;
542 		__entry->disk_len	= ordered->disk_num_bytes;
543 		__entry->bytes_left	= ordered->bytes_left;
544 		__entry->flags		= ordered->flags;
545 		__entry->compress_type	= ordered->compress_type;
546 		__entry->refs		= refcount_read(&ordered->refs);
547 		__entry->root_objectid	= inode->root->root_key.objectid;
548 		__entry->truncated_len	= ordered->truncated_len;
549 	),
550 
551 	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
552 		  "start=%llu len=%llu disk_len=%llu "
553 		  "truncated_len=%llu "
554 		  "bytes_left=%llu flags=%s compress_type=%d "
555 		  "refs=%d",
556 		  show_root_type(__entry->root_objectid),
557 		  __entry->ino,
558 		  __entry->file_offset,
559 		  __entry->start,
560 		  __entry->len,
561 		  __entry->disk_len,
562 		  __entry->truncated_len,
563 		  __entry->bytes_left,
564 		  show_ordered_flags(__entry->flags),
565 		  __entry->compress_type, __entry->refs)
566 );
567 
568 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
569 
570 	TP_PROTO(const struct btrfs_inode *inode,
571 		 const struct btrfs_ordered_extent *ordered),
572 
573 	TP_ARGS(inode, ordered)
574 );
575 
576 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
577 
578 	TP_PROTO(const struct btrfs_inode *inode,
579 		 const struct btrfs_ordered_extent *ordered),
580 
581 	TP_ARGS(inode, ordered)
582 );
583 
584 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
585 
586 	TP_PROTO(const struct btrfs_inode *inode,
587 		 const struct btrfs_ordered_extent *ordered),
588 
589 	TP_ARGS(inode, ordered)
590 );
591 
592 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
593 
594 	TP_PROTO(const struct btrfs_inode *inode,
595 		 const struct btrfs_ordered_extent *ordered),
596 
597 	TP_ARGS(inode, ordered)
598 );
599 
600 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup,
601 
602 	     TP_PROTO(const struct btrfs_inode *inode,
603 		      const struct btrfs_ordered_extent *ordered),
604 
605 	     TP_ARGS(inode, ordered)
606 );
607 
608 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_range,
609 
610 	     TP_PROTO(const struct btrfs_inode *inode,
611 		      const struct btrfs_ordered_extent *ordered),
612 
613 	     TP_ARGS(inode, ordered)
614 );
615 
616 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first_range,
617 
618 	     TP_PROTO(const struct btrfs_inode *inode,
619 		      const struct btrfs_ordered_extent *ordered),
620 
621 	     TP_ARGS(inode, ordered)
622 );
623 
624 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_for_logging,
625 
626 	     TP_PROTO(const struct btrfs_inode *inode,
627 		      const struct btrfs_ordered_extent *ordered),
628 
629 	     TP_ARGS(inode, ordered)
630 );
631 
632 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first,
633 
634 	     TP_PROTO(const struct btrfs_inode *inode,
635 		      const struct btrfs_ordered_extent *ordered),
636 
637 	     TP_ARGS(inode, ordered)
638 );
639 
640 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_split,
641 
642 	     TP_PROTO(const struct btrfs_inode *inode,
643 		      const struct btrfs_ordered_extent *ordered),
644 
645 	     TP_ARGS(inode, ordered)
646 );
647 
648 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_dec_test_pending,
649 
650 	     TP_PROTO(const struct btrfs_inode *inode,
651 		      const struct btrfs_ordered_extent *ordered),
652 
653 	     TP_ARGS(inode, ordered)
654 );
655 
656 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_mark_finished,
657 
658 	     TP_PROTO(const struct btrfs_inode *inode,
659 		      const struct btrfs_ordered_extent *ordered),
660 
661 	     TP_ARGS(inode, ordered)
662 );
663 
664 DECLARE_EVENT_CLASS(btrfs__writepage,
665 
666 	TP_PROTO(const struct page *page, const struct inode *inode,
667 		 const struct writeback_control *wbc),
668 
669 	TP_ARGS(page, inode, wbc),
670 
671 	TP_STRUCT__entry_btrfs(
672 		__field(	u64,	ino			)
673 		__field(	pgoff_t,  index			)
674 		__field(	long,   nr_to_write		)
675 		__field(	long,   pages_skipped		)
676 		__field(	loff_t, range_start		)
677 		__field(	loff_t, range_end		)
678 		__field(	char,   for_kupdate		)
679 		__field(	char,   for_reclaim		)
680 		__field(	char,   range_cyclic		)
681 		__field(	unsigned long,  writeback_index	)
682 		__field(	u64,    root_objectid		)
683 	),
684 
685 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
686 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
687 		__entry->index		= page->index;
688 		__entry->nr_to_write	= wbc->nr_to_write;
689 		__entry->pages_skipped	= wbc->pages_skipped;
690 		__entry->range_start	= wbc->range_start;
691 		__entry->range_end	= wbc->range_end;
692 		__entry->for_kupdate	= wbc->for_kupdate;
693 		__entry->for_reclaim	= wbc->for_reclaim;
694 		__entry->range_cyclic	= wbc->range_cyclic;
695 		__entry->writeback_index = inode->i_mapping->writeback_index;
696 		__entry->root_objectid	=
697 				 BTRFS_I(inode)->root->root_key.objectid;
698 	),
699 
700 	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
701 		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
702 		  "range_end=%llu for_kupdate=%d "
703 		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
704 		  show_root_type(__entry->root_objectid),
705 		  __entry->ino, __entry->index,
706 		  __entry->nr_to_write, __entry->pages_skipped,
707 		  __entry->range_start, __entry->range_end,
708 		  __entry->for_kupdate,
709 		  __entry->for_reclaim, __entry->range_cyclic,
710 		  __entry->writeback_index)
711 );
712 
713 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
714 
715 	TP_PROTO(const struct page *page, const struct inode *inode,
716 		 const struct writeback_control *wbc),
717 
718 	TP_ARGS(page, inode, wbc)
719 );
720 
721 TRACE_EVENT(btrfs_writepage_end_io_hook,
722 
723 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end,
724 		 int uptodate),
725 
726 	TP_ARGS(inode, start, end, uptodate),
727 
728 	TP_STRUCT__entry_btrfs(
729 		__field(	u64,	 ino		)
730 		__field(	u64,	 start		)
731 		__field(	u64,	 end		)
732 		__field(	int,	 uptodate	)
733 		__field(	u64,    root_objectid	)
734 	),
735 
736 	TP_fast_assign_btrfs(inode->root->fs_info,
737 		__entry->ino	= btrfs_ino(inode);
738 		__entry->start	= start;
739 		__entry->end	= end;
740 		__entry->uptodate = uptodate;
741 		__entry->root_objectid = inode->root->root_key.objectid;
742 	),
743 
744 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu end=%llu uptodate=%d",
745 		  show_root_type(__entry->root_objectid),
746 		  __entry->ino, __entry->start,
747 		  __entry->end, __entry->uptodate)
748 );
749 
750 TRACE_EVENT(btrfs_sync_file,
751 
752 	TP_PROTO(const struct file *file, int datasync),
753 
754 	TP_ARGS(file, datasync),
755 
756 	TP_STRUCT__entry_btrfs(
757 		__field(	u64,	ino		)
758 		__field(	u64,	parent		)
759 		__field(	int,    datasync	)
760 		__field(	u64,    root_objectid	)
761 	),
762 
763 	TP_fast_assign(
764 		const struct dentry *dentry = file->f_path.dentry;
765 		const struct inode *inode = d_inode(dentry);
766 
767 		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
768 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
769 		__entry->parent		= btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
770 		__entry->datasync	= datasync;
771 		__entry->root_objectid	=
772 				 BTRFS_I(inode)->root->root_key.objectid;
773 	),
774 
775 	TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
776 		  show_root_type(__entry->root_objectid),
777 		  __entry->ino,
778 		  __entry->parent,
779 		  __entry->datasync)
780 );
781 
782 TRACE_EVENT(btrfs_sync_fs,
783 
784 	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
785 
786 	TP_ARGS(fs_info, wait),
787 
788 	TP_STRUCT__entry_btrfs(
789 		__field(	int,  wait		)
790 	),
791 
792 	TP_fast_assign_btrfs(fs_info,
793 		__entry->wait	= wait;
794 	),
795 
796 	TP_printk_btrfs("wait=%d", __entry->wait)
797 );
798 
799 TRACE_EVENT(btrfs_add_block_group,
800 
801 	TP_PROTO(const struct btrfs_fs_info *fs_info,
802 		 const struct btrfs_block_group *block_group, int create),
803 
804 	TP_ARGS(fs_info, block_group, create),
805 
806 	TP_STRUCT__entry_btrfs(
807 		__field(	u64,	offset			)
808 		__field(	u64,	size			)
809 		__field(	u64,	flags			)
810 		__field(	u64,	bytes_used		)
811 		__field(	u64,	bytes_super		)
812 		__field(	int,	create			)
813 	),
814 
815 	TP_fast_assign_btrfs(fs_info,
816 		__entry->offset		= block_group->start;
817 		__entry->size		= block_group->length;
818 		__entry->flags		= block_group->flags;
819 		__entry->bytes_used	= block_group->used;
820 		__entry->bytes_super	= block_group->bytes_super;
821 		__entry->create		= create;
822 	),
823 
824 	TP_printk_btrfs("block_group offset=%llu size=%llu "
825 		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
826 		  "create=%d",
827 		  __entry->offset,
828 		  __entry->size,
829 		  __entry->flags,
830 		  __print_flags((unsigned long)__entry->flags, "|",
831 				BTRFS_GROUP_FLAGS),
832 		  __entry->bytes_used,
833 		  __entry->bytes_super, __entry->create)
834 );
835 
836 #define show_ref_action(action)						\
837 	__print_symbolic(action,					\
838 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
839 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
840 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
841 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
842 
843 
844 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
845 
846 	TP_PROTO(const struct btrfs_fs_info *fs_info,
847 		 const struct btrfs_delayed_ref_node *ref,
848 		 const struct btrfs_delayed_tree_ref *full_ref,
849 		 int action),
850 
851 	TP_ARGS(fs_info, ref, full_ref, action),
852 
853 	TP_STRUCT__entry_btrfs(
854 		__field(	u64,  bytenr		)
855 		__field(	u64,  num_bytes		)
856 		__field(	int,  action		)
857 		__field(	u64,  parent		)
858 		__field(	u64,  ref_root		)
859 		__field(	int,  level		)
860 		__field(	int,  type		)
861 		__field(	u64,  seq		)
862 	),
863 
864 	TP_fast_assign_btrfs(fs_info,
865 		__entry->bytenr		= ref->bytenr;
866 		__entry->num_bytes	= ref->num_bytes;
867 		__entry->action		= action;
868 		__entry->parent		= full_ref->parent;
869 		__entry->ref_root	= full_ref->root;
870 		__entry->level		= full_ref->level;
871 		__entry->type		= ref->type;
872 		__entry->seq		= ref->seq;
873 	),
874 
875 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
876 		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
877 		  "type=%s seq=%llu",
878 		  __entry->bytenr,
879 		  __entry->num_bytes,
880 		  show_ref_action(__entry->action),
881 		  show_root_type(__entry->parent),
882 		  show_root_type(__entry->ref_root),
883 		  __entry->level, show_ref_type(__entry->type),
884 		  __entry->seq)
885 );
886 
887 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
888 
889 	TP_PROTO(const struct btrfs_fs_info *fs_info,
890 		 const struct btrfs_delayed_ref_node *ref,
891 		 const struct btrfs_delayed_tree_ref *full_ref,
892 		 int action),
893 
894 	TP_ARGS(fs_info, ref, full_ref, action)
895 );
896 
897 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
898 
899 	TP_PROTO(const struct btrfs_fs_info *fs_info,
900 		 const struct btrfs_delayed_ref_node *ref,
901 		 const struct btrfs_delayed_tree_ref *full_ref,
902 		 int action),
903 
904 	TP_ARGS(fs_info, ref, full_ref, action)
905 );
906 
907 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
908 
909 	TP_PROTO(const struct btrfs_fs_info *fs_info,
910 		 const struct btrfs_delayed_ref_node *ref,
911 		 const struct btrfs_delayed_data_ref *full_ref,
912 		 int action),
913 
914 	TP_ARGS(fs_info, ref, full_ref, action),
915 
916 	TP_STRUCT__entry_btrfs(
917 		__field(	u64,  bytenr		)
918 		__field(	u64,  num_bytes		)
919 		__field(	int,  action		)
920 		__field(	u64,  parent		)
921 		__field(	u64,  ref_root		)
922 		__field(	u64,  owner		)
923 		__field(	u64,  offset		)
924 		__field(	int,  type		)
925 		__field(	u64,  seq		)
926 	),
927 
928 	TP_fast_assign_btrfs(fs_info,
929 		__entry->bytenr		= ref->bytenr;
930 		__entry->num_bytes	= ref->num_bytes;
931 		__entry->action		= action;
932 		__entry->parent		= full_ref->parent;
933 		__entry->ref_root	= full_ref->root;
934 		__entry->owner		= full_ref->objectid;
935 		__entry->offset		= full_ref->offset;
936 		__entry->type		= ref->type;
937 		__entry->seq		= ref->seq;
938 	),
939 
940 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
941 		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
942 		  "offset=%llu type=%s seq=%llu",
943 		  __entry->bytenr,
944 		  __entry->num_bytes,
945 		  show_ref_action(__entry->action),
946 		  show_root_type(__entry->parent),
947 		  show_root_type(__entry->ref_root),
948 		  __entry->owner,
949 		  __entry->offset,
950 		  show_ref_type(__entry->type),
951 		  __entry->seq)
952 );
953 
954 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
955 
956 	TP_PROTO(const struct btrfs_fs_info *fs_info,
957 		 const struct btrfs_delayed_ref_node *ref,
958 		 const struct btrfs_delayed_data_ref *full_ref,
959 		 int action),
960 
961 	TP_ARGS(fs_info, ref, full_ref, action)
962 );
963 
964 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
965 
966 	TP_PROTO(const struct btrfs_fs_info *fs_info,
967 		 const struct btrfs_delayed_ref_node *ref,
968 		 const struct btrfs_delayed_data_ref *full_ref,
969 		 int action),
970 
971 	TP_ARGS(fs_info, ref, full_ref, action)
972 );
973 
974 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
975 
976 	TP_PROTO(const struct btrfs_fs_info *fs_info,
977 		 const struct btrfs_delayed_ref_head *head_ref,
978 		 int action),
979 
980 	TP_ARGS(fs_info, head_ref, action),
981 
982 	TP_STRUCT__entry_btrfs(
983 		__field(	u64,  bytenr		)
984 		__field(	u64,  num_bytes		)
985 		__field(	int,  action		)
986 		__field(	int,  is_data		)
987 	),
988 
989 	TP_fast_assign_btrfs(fs_info,
990 		__entry->bytenr		= head_ref->bytenr;
991 		__entry->num_bytes	= head_ref->num_bytes;
992 		__entry->action		= action;
993 		__entry->is_data	= head_ref->is_data;
994 	),
995 
996 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
997 		  __entry->bytenr,
998 		  __entry->num_bytes,
999 		  show_ref_action(__entry->action),
1000 		  __entry->is_data)
1001 );
1002 
1003 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
1004 
1005 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1006 		 const struct btrfs_delayed_ref_head *head_ref,
1007 		 int action),
1008 
1009 	TP_ARGS(fs_info, head_ref, action)
1010 );
1011 
1012 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
1013 
1014 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1015 		 const struct btrfs_delayed_ref_head *head_ref,
1016 		 int action),
1017 
1018 	TP_ARGS(fs_info, head_ref, action)
1019 );
1020 
1021 #define show_chunk_type(type)					\
1022 	__print_flags(type, "|",				\
1023 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
1024 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
1025 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
1026 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
1027 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
1028 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
1029 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
1030 		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
1031 		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
1032 
1033 DECLARE_EVENT_CLASS(btrfs__chunk,
1034 
1035 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1036 		 const struct map_lookup *map, u64 offset, u64 size),
1037 
1038 	TP_ARGS(fs_info, map, offset, size),
1039 
1040 	TP_STRUCT__entry_btrfs(
1041 		__field(	int,  num_stripes		)
1042 		__field(	u64,  type			)
1043 		__field(	int,  sub_stripes		)
1044 		__field(	u64,  offset			)
1045 		__field(	u64,  size			)
1046 		__field(	u64,  root_objectid		)
1047 	),
1048 
1049 	TP_fast_assign_btrfs(fs_info,
1050 		__entry->num_stripes	= map->num_stripes;
1051 		__entry->type		= map->type;
1052 		__entry->sub_stripes	= map->sub_stripes;
1053 		__entry->offset		= offset;
1054 		__entry->size		= size;
1055 		__entry->root_objectid	= fs_info->chunk_root->root_key.objectid;
1056 	),
1057 
1058 	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
1059 		  "num_stripes=%d sub_stripes=%d type=%s",
1060 		  show_root_type(__entry->root_objectid),
1061 		  __entry->offset,
1062 		  __entry->size,
1063 		  __entry->num_stripes, __entry->sub_stripes,
1064 		  show_chunk_type(__entry->type))
1065 );
1066 
1067 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
1068 
1069 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1070 		 const struct map_lookup *map, u64 offset, u64 size),
1071 
1072 	TP_ARGS(fs_info, map, offset, size)
1073 );
1074 
1075 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
1076 
1077 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1078 		 const struct map_lookup *map, u64 offset, u64 size),
1079 
1080 	TP_ARGS(fs_info, map, offset, size)
1081 );
1082 
1083 TRACE_EVENT(btrfs_cow_block,
1084 
1085 	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
1086 		 const struct extent_buffer *cow),
1087 
1088 	TP_ARGS(root, buf, cow),
1089 
1090 	TP_STRUCT__entry_btrfs(
1091 		__field(	u64,  root_objectid		)
1092 		__field(	u64,  buf_start			)
1093 		__field(	int,  refs			)
1094 		__field(	u64,  cow_start			)
1095 		__field(	int,  buf_level			)
1096 		__field(	int,  cow_level			)
1097 	),
1098 
1099 	TP_fast_assign_btrfs(root->fs_info,
1100 		__entry->root_objectid	= root->root_key.objectid;
1101 		__entry->buf_start	= buf->start;
1102 		__entry->refs		= atomic_read(&buf->refs);
1103 		__entry->cow_start	= cow->start;
1104 		__entry->buf_level	= btrfs_header_level(buf);
1105 		__entry->cow_level	= btrfs_header_level(cow);
1106 	),
1107 
1108 	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1109 		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1110 		  show_root_type(__entry->root_objectid),
1111 		  __entry->refs,
1112 		  __entry->buf_start,
1113 		  __entry->buf_level,
1114 		  __entry->cow_start,
1115 		  __entry->cow_level)
1116 );
1117 
1118 TRACE_EVENT(btrfs_space_reservation,
1119 
1120 	TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
1121 		 u64 bytes, int reserve),
1122 
1123 	TP_ARGS(fs_info, type, val, bytes, reserve),
1124 
1125 	TP_STRUCT__entry_btrfs(
1126 		__string(	type,	type			)
1127 		__field(	u64,	val			)
1128 		__field(	u64,	bytes			)
1129 		__field(	int,	reserve			)
1130 	),
1131 
1132 	TP_fast_assign_btrfs(fs_info,
1133 		__assign_str(type, type);
1134 		__entry->val		= val;
1135 		__entry->bytes		= bytes;
1136 		__entry->reserve	= reserve;
1137 	),
1138 
1139 	TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1140 			__entry->reserve ? "reserve" : "release",
1141 			__entry->bytes)
1142 );
1143 
1144 TRACE_EVENT(btrfs_trigger_flush,
1145 
1146 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1147 		 int flush, const char *reason),
1148 
1149 	TP_ARGS(fs_info, flags, bytes, flush, reason),
1150 
1151 	TP_STRUCT__entry_btrfs(
1152 		__field(	u64,	flags			)
1153 		__field(	u64,	bytes			)
1154 		__field(	int,	flush			)
1155 		__string(	reason,	reason			)
1156 	),
1157 
1158 	TP_fast_assign_btrfs(fs_info,
1159 		__entry->flags	= flags;
1160 		__entry->bytes	= bytes;
1161 		__entry->flush	= flush;
1162 		__assign_str(reason, reason);
1163 	),
1164 
1165 	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1166 		  __get_str(reason), __entry->flush,
1167 		  __print_symbolic(__entry->flush, FLUSH_ACTIONS),
1168 		  __entry->flags,
1169 		  __print_flags((unsigned long)__entry->flags, "|",
1170 				BTRFS_GROUP_FLAGS),
1171 		  __entry->bytes)
1172 );
1173 
1174 
1175 TRACE_EVENT(btrfs_flush_space,
1176 
1177 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1178 		 int state, int ret, bool for_preempt),
1179 
1180 	TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
1181 
1182 	TP_STRUCT__entry_btrfs(
1183 		__field(	u64,	flags			)
1184 		__field(	u64,	num_bytes		)
1185 		__field(	int,	state			)
1186 		__field(	int,	ret			)
1187 		__field(       bool,	for_preempt		)
1188 	),
1189 
1190 	TP_fast_assign_btrfs(fs_info,
1191 		__entry->flags		=	flags;
1192 		__entry->num_bytes	=	num_bytes;
1193 		__entry->state		=	state;
1194 		__entry->ret		=	ret;
1195 		__entry->for_preempt	=	for_preempt;
1196 	),
1197 
1198 	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d",
1199 		  __entry->state,
1200 		  __print_symbolic(__entry->state, FLUSH_STATES),
1201 		  __entry->flags,
1202 		  __print_flags((unsigned long)__entry->flags, "|",
1203 				BTRFS_GROUP_FLAGS),
1204 		  __entry->num_bytes, __entry->ret, __entry->for_preempt)
1205 );
1206 
1207 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1208 
1209 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1210 
1211 	TP_ARGS(fs_info, start, len),
1212 
1213 	TP_STRUCT__entry_btrfs(
1214 		__field(	u64,  start			)
1215 		__field(	u64,  len			)
1216 	),
1217 
1218 	TP_fast_assign_btrfs(fs_info,
1219 		__entry->start		= start;
1220 		__entry->len		= len;
1221 	),
1222 
1223 	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1224 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1225 		  __entry->start,
1226 		  __entry->len)
1227 );
1228 
1229 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1230 
1231 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1232 
1233 	TP_ARGS(fs_info, start, len)
1234 );
1235 
1236 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1237 
1238 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1239 
1240 	TP_ARGS(fs_info, start, len)
1241 );
1242 
1243 TRACE_EVENT(find_free_extent,
1244 
1245 	TP_PROTO(const struct btrfs_root *root,
1246 		 const struct find_free_extent_ctl *ffe_ctl),
1247 
1248 	TP_ARGS(root, ffe_ctl),
1249 
1250 	TP_STRUCT__entry_btrfs(
1251 		__field(	u64,	root_objectid		)
1252 		__field(	u64,	num_bytes		)
1253 		__field(	u64,	empty_size		)
1254 		__field(	u64,	flags			)
1255 	),
1256 
1257 	TP_fast_assign_btrfs(root->fs_info,
1258 		__entry->root_objectid	= root->root_key.objectid;
1259 		__entry->num_bytes	= ffe_ctl->num_bytes;
1260 		__entry->empty_size	= ffe_ctl->empty_size;
1261 		__entry->flags		= ffe_ctl->flags;
1262 	),
1263 
1264 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1265 		  show_root_type(__entry->root_objectid),
1266 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1267 		  __print_flags((unsigned long)__entry->flags, "|",
1268 				 BTRFS_GROUP_FLAGS))
1269 );
1270 
1271 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1272 
1273 	TP_PROTO(const struct btrfs_block_group *block_group,
1274 		 const struct find_free_extent_ctl *ffe_ctl),
1275 
1276 	TP_ARGS(block_group, ffe_ctl),
1277 
1278 	TP_STRUCT__entry_btrfs(
1279 		__field(	u64,	bg_objectid		)
1280 		__field(	u64,	flags			)
1281 		__field(	u64,	start			)
1282 		__field(	u64,	len			)
1283 	),
1284 
1285 	TP_fast_assign_btrfs(block_group->fs_info,
1286 		__entry->bg_objectid	= block_group->start;
1287 		__entry->flags		= block_group->flags;
1288 		__entry->start		= ffe_ctl->search_start;
1289 		__entry->len		= ffe_ctl->num_bytes;
1290 	),
1291 
1292 	TP_printk_btrfs("root=%llu(%s) block_group=%llu flags=%llu(%s) "
1293 		  "start=%llu len=%llu",
1294 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1295 		  __entry->bg_objectid,
1296 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1297 						"|", BTRFS_GROUP_FLAGS),
1298 		  __entry->start, __entry->len)
1299 );
1300 
1301 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1302 
1303 	TP_PROTO(const struct btrfs_block_group *block_group,
1304 		 const struct find_free_extent_ctl *ffe_ctl),
1305 
1306 	TP_ARGS(block_group, ffe_ctl)
1307 );
1308 
1309 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1310 
1311 	TP_PROTO(const struct btrfs_block_group *block_group,
1312 		 const struct find_free_extent_ctl *ffe_ctl),
1313 
1314 	TP_ARGS(block_group, ffe_ctl)
1315 );
1316 
1317 TRACE_EVENT(btrfs_find_cluster,
1318 
1319 	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1320 		 u64 bytes, u64 empty_size, u64 min_bytes),
1321 
1322 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1323 
1324 	TP_STRUCT__entry_btrfs(
1325 		__field(	u64,	bg_objectid		)
1326 		__field(	u64,	flags			)
1327 		__field(	u64,	start			)
1328 		__field(	u64,	bytes			)
1329 		__field(	u64,	empty_size		)
1330 		__field(	u64,	min_bytes		)
1331 	),
1332 
1333 	TP_fast_assign_btrfs(block_group->fs_info,
1334 		__entry->bg_objectid	= block_group->start;
1335 		__entry->flags		= block_group->flags;
1336 		__entry->start		= start;
1337 		__entry->bytes		= bytes;
1338 		__entry->empty_size	= empty_size;
1339 		__entry->min_bytes	= min_bytes;
1340 	),
1341 
1342 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1343 		  "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1344 		  __entry->flags,
1345 		  __print_flags((unsigned long)__entry->flags, "|",
1346 				BTRFS_GROUP_FLAGS), __entry->start,
1347 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1348 );
1349 
1350 TRACE_EVENT(btrfs_failed_cluster_setup,
1351 
1352 	TP_PROTO(const struct btrfs_block_group *block_group),
1353 
1354 	TP_ARGS(block_group),
1355 
1356 	TP_STRUCT__entry_btrfs(
1357 		__field(	u64,	bg_objectid		)
1358 	),
1359 
1360 	TP_fast_assign_btrfs(block_group->fs_info,
1361 		__entry->bg_objectid	= block_group->start;
1362 	),
1363 
1364 	TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1365 );
1366 
1367 TRACE_EVENT(btrfs_setup_cluster,
1368 
1369 	TP_PROTO(const struct btrfs_block_group *block_group,
1370 		 const struct btrfs_free_cluster *cluster,
1371 		 u64 size, int bitmap),
1372 
1373 	TP_ARGS(block_group, cluster, size, bitmap),
1374 
1375 	TP_STRUCT__entry_btrfs(
1376 		__field(	u64,	bg_objectid		)
1377 		__field(	u64,	flags			)
1378 		__field(	u64,	start			)
1379 		__field(	u64,	max_size		)
1380 		__field(	u64,	size			)
1381 		__field(	int,	bitmap			)
1382 	),
1383 
1384 	TP_fast_assign_btrfs(block_group->fs_info,
1385 		__entry->bg_objectid	= block_group->start;
1386 		__entry->flags		= block_group->flags;
1387 		__entry->start		= cluster->window_start;
1388 		__entry->max_size	= cluster->max_size;
1389 		__entry->size		= size;
1390 		__entry->bitmap		= bitmap;
1391 	),
1392 
1393 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1394 		  "size=%llu max_size=%llu bitmap=%d",
1395 		  __entry->bg_objectid,
1396 		  __entry->flags,
1397 		  __print_flags((unsigned long)__entry->flags, "|",
1398 				BTRFS_GROUP_FLAGS), __entry->start,
1399 		  __entry->size, __entry->max_size, __entry->bitmap)
1400 );
1401 
1402 struct extent_state;
1403 TRACE_EVENT(alloc_extent_state,
1404 
1405 	TP_PROTO(const struct extent_state *state,
1406 		 gfp_t mask, unsigned long IP),
1407 
1408 	TP_ARGS(state, mask, IP),
1409 
1410 	TP_STRUCT__entry(
1411 		__field(const struct extent_state *, state)
1412 		__field(unsigned long, mask)
1413 		__field(const void*, ip)
1414 	),
1415 
1416 	TP_fast_assign(
1417 		__entry->state	= state,
1418 		__entry->mask	= (__force unsigned long)mask,
1419 		__entry->ip	= (const void *)IP
1420 	),
1421 
1422 	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1423 		  show_gfp_flags(__entry->mask), __entry->ip)
1424 );
1425 
1426 TRACE_EVENT(free_extent_state,
1427 
1428 	TP_PROTO(const struct extent_state *state, unsigned long IP),
1429 
1430 	TP_ARGS(state, IP),
1431 
1432 	TP_STRUCT__entry(
1433 		__field(const struct extent_state *, state)
1434 		__field(const void*, ip)
1435 	),
1436 
1437 	TP_fast_assign(
1438 		__entry->state	= state,
1439 		__entry->ip = (const void *)IP
1440 	),
1441 
1442 	TP_printk("state=%p caller=%pS", __entry->state, __entry->ip)
1443 );
1444 
1445 DECLARE_EVENT_CLASS(btrfs__work,
1446 
1447 	TP_PROTO(const struct btrfs_work *work),
1448 
1449 	TP_ARGS(work),
1450 
1451 	TP_STRUCT__entry_btrfs(
1452 		__field(	const void *,	work			)
1453 		__field(	const void *,	wq			)
1454 		__field(	const void *,	func			)
1455 		__field(	const void *,	ordered_func		)
1456 		__field(	const void *,	ordered_free		)
1457 		__field(	const void *,	normal_work		)
1458 	),
1459 
1460 	TP_fast_assign_btrfs(btrfs_work_owner(work),
1461 		__entry->work		= work;
1462 		__entry->wq		= work->wq;
1463 		__entry->func		= work->func;
1464 		__entry->ordered_func	= work->ordered_func;
1465 		__entry->ordered_free	= work->ordered_free;
1466 		__entry->normal_work	= &work->normal_work;
1467 	),
1468 
1469 	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%ps ordered_func=%p "
1470 		  "ordered_free=%p",
1471 		  __entry->work, __entry->normal_work, __entry->wq,
1472 		   __entry->func, __entry->ordered_func, __entry->ordered_free)
1473 );
1474 
1475 /*
1476  * For situations when the work is freed, we pass fs_info and a tag that matches
1477  * the address of the work structure so it can be paired with the scheduling
1478  * event. DO NOT add anything here that dereferences wtag.
1479  */
1480 DECLARE_EVENT_CLASS(btrfs__work__done,
1481 
1482 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1483 
1484 	TP_ARGS(fs_info, wtag),
1485 
1486 	TP_STRUCT__entry_btrfs(
1487 		__field(	const void *,	wtag			)
1488 	),
1489 
1490 	TP_fast_assign_btrfs(fs_info,
1491 		__entry->wtag		= wtag;
1492 	),
1493 
1494 	TP_printk_btrfs("work->%p", __entry->wtag)
1495 );
1496 
1497 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1498 
1499 	TP_PROTO(const struct btrfs_work *work),
1500 
1501 	TP_ARGS(work)
1502 );
1503 
1504 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1505 
1506 	TP_PROTO(const struct btrfs_work *work),
1507 
1508 	TP_ARGS(work)
1509 );
1510 
1511 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1512 
1513 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1514 
1515 	TP_ARGS(fs_info, wtag)
1516 );
1517 
1518 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1519 
1520 	TP_PROTO(const struct btrfs_work *work),
1521 
1522 	TP_ARGS(work)
1523 );
1524 
1525 DECLARE_EVENT_CLASS(btrfs_workqueue,
1526 
1527 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1528 
1529 	TP_ARGS(wq, name),
1530 
1531 	TP_STRUCT__entry_btrfs(
1532 		__field(	const void *,	wq			)
1533 		__string(	name,	name			)
1534 	),
1535 
1536 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1537 		__entry->wq		= wq;
1538 		__assign_str(name, name);
1539 	),
1540 
1541 	TP_printk_btrfs("name=%s wq=%p", __get_str(name),
1542 		  __entry->wq)
1543 );
1544 
1545 DEFINE_EVENT(btrfs_workqueue, btrfs_workqueue_alloc,
1546 
1547 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1548 
1549 	TP_ARGS(wq, name)
1550 );
1551 
1552 DECLARE_EVENT_CLASS(btrfs_workqueue_done,
1553 
1554 	TP_PROTO(const struct btrfs_workqueue *wq),
1555 
1556 	TP_ARGS(wq),
1557 
1558 	TP_STRUCT__entry_btrfs(
1559 		__field(	const void *,	wq		)
1560 	),
1561 
1562 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1563 		__entry->wq		= wq;
1564 	),
1565 
1566 	TP_printk_btrfs("wq=%p", __entry->wq)
1567 );
1568 
1569 DEFINE_EVENT(btrfs_workqueue_done, btrfs_workqueue_destroy,
1570 
1571 	TP_PROTO(const struct btrfs_workqueue *wq),
1572 
1573 	TP_ARGS(wq)
1574 );
1575 
1576 #define BTRFS_QGROUP_OPERATIONS				\
1577 	{ QGROUP_RESERVE,	"reserve"	},	\
1578 	{ QGROUP_RELEASE,	"release"	},	\
1579 	{ QGROUP_FREE,		"free"		}
1580 
1581 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1582 
1583 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1584 		 u64 reserved, int op),
1585 
1586 	TP_ARGS(inode, start, len, reserved, op),
1587 
1588 	TP_STRUCT__entry_btrfs(
1589 		__field(	u64,		rootid		)
1590 		__field(	u64,		ino		)
1591 		__field(	u64,		start		)
1592 		__field(	u64,		len		)
1593 		__field(	u64,		reserved	)
1594 		__field(	int,		op		)
1595 	),
1596 
1597 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1598 		__entry->rootid		=
1599 			BTRFS_I(inode)->root->root_key.objectid;
1600 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
1601 		__entry->start		= start;
1602 		__entry->len		= len;
1603 		__entry->reserved	= reserved;
1604 		__entry->op		= op;
1605 	),
1606 
1607 	TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1608 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1609 		  __entry->reserved,
1610 		  __print_flags((unsigned long)__entry->op, "",
1611 				BTRFS_QGROUP_OPERATIONS)
1612 	)
1613 );
1614 
1615 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1616 
1617 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1618 		 u64 reserved, int op),
1619 
1620 	TP_ARGS(inode, start, len, reserved, op)
1621 );
1622 
1623 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1624 
1625 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1626 		 u64 reserved, int op),
1627 
1628 	TP_ARGS(inode, start, len, reserved, op)
1629 );
1630 
1631 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1632 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1633 		 const struct btrfs_qgroup_extent_record *rec),
1634 
1635 	TP_ARGS(fs_info, rec),
1636 
1637 	TP_STRUCT__entry_btrfs(
1638 		__field(	u64,  bytenr		)
1639 		__field(	u64,  num_bytes		)
1640 	),
1641 
1642 	TP_fast_assign_btrfs(fs_info,
1643 		__entry->bytenr		= rec->bytenr,
1644 		__entry->num_bytes	= rec->num_bytes;
1645 	),
1646 
1647 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1648 		  __entry->bytenr, __entry->num_bytes)
1649 );
1650 
1651 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1652 
1653 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1654 		 const struct btrfs_qgroup_extent_record *rec),
1655 
1656 	TP_ARGS(fs_info, rec)
1657 );
1658 
1659 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1660 
1661 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1662 		 const struct btrfs_qgroup_extent_record *rec),
1663 
1664 	TP_ARGS(fs_info, rec)
1665 );
1666 
1667 TRACE_EVENT(qgroup_num_dirty_extents,
1668 
1669 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
1670 		 u64 num_dirty_extents),
1671 
1672 	TP_ARGS(fs_info, transid, num_dirty_extents),
1673 
1674 	TP_STRUCT__entry_btrfs(
1675 		__field(	u64, transid			)
1676 		__field(	u64, num_dirty_extents		)
1677 	),
1678 
1679 	TP_fast_assign_btrfs(fs_info,
1680 		__entry->transid	   = transid;
1681 		__entry->num_dirty_extents = num_dirty_extents;
1682 	),
1683 
1684 	TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
1685 		__entry->transid, __entry->num_dirty_extents)
1686 );
1687 
1688 TRACE_EVENT(btrfs_qgroup_account_extent,
1689 
1690 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
1691 		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1692 
1693 	TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
1694 		nr_new_roots),
1695 
1696 	TP_STRUCT__entry_btrfs(
1697 		__field(	u64,  transid			)
1698 		__field(	u64,  bytenr			)
1699 		__field(	u64,  num_bytes			)
1700 		__field(	u64,  nr_old_roots		)
1701 		__field(	u64,  nr_new_roots		)
1702 	),
1703 
1704 	TP_fast_assign_btrfs(fs_info,
1705 		__entry->transid	= transid;
1706 		__entry->bytenr		= bytenr;
1707 		__entry->num_bytes	= num_bytes;
1708 		__entry->nr_old_roots	= nr_old_roots;
1709 		__entry->nr_new_roots	= nr_new_roots;
1710 	),
1711 
1712 	TP_printk_btrfs(
1713 "transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
1714 		__entry->transid,
1715 		__entry->bytenr,
1716 		__entry->num_bytes,
1717 		__entry->nr_old_roots,
1718 		__entry->nr_new_roots)
1719 );
1720 
1721 TRACE_EVENT(qgroup_update_counters,
1722 
1723 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1724 		 const struct btrfs_qgroup *qgroup,
1725 		 u64 cur_old_count, u64 cur_new_count),
1726 
1727 	TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
1728 
1729 	TP_STRUCT__entry_btrfs(
1730 		__field(	u64,  qgid			)
1731 		__field(	u64,  old_rfer			)
1732 		__field(	u64,  old_excl			)
1733 		__field(	u64,  cur_old_count		)
1734 		__field(	u64,  cur_new_count		)
1735 	),
1736 
1737 	TP_fast_assign_btrfs(fs_info,
1738 		__entry->qgid		= qgroup->qgroupid;
1739 		__entry->old_rfer	= qgroup->rfer;
1740 		__entry->old_excl	= qgroup->excl;
1741 		__entry->cur_old_count	= cur_old_count;
1742 		__entry->cur_new_count	= cur_new_count;
1743 	),
1744 
1745 	TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
1746 		  __entry->qgid, __entry->old_rfer, __entry->old_excl,
1747 		  __entry->cur_old_count, __entry->cur_new_count)
1748 );
1749 
1750 TRACE_EVENT(qgroup_update_reserve,
1751 
1752 	TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1753 		 s64 diff, int type),
1754 
1755 	TP_ARGS(fs_info, qgroup, diff, type),
1756 
1757 	TP_STRUCT__entry_btrfs(
1758 		__field(	u64,	qgid			)
1759 		__field(	u64,	cur_reserved		)
1760 		__field(	s64,	diff			)
1761 		__field(	int,	type			)
1762 	),
1763 
1764 	TP_fast_assign_btrfs(fs_info,
1765 		__entry->qgid		= qgroup->qgroupid;
1766 		__entry->cur_reserved	= qgroup->rsv.values[type];
1767 		__entry->diff		= diff;
1768 		__entry->type		= type;
1769 	),
1770 
1771 	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1772 		__entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
1773 		__entry->cur_reserved, __entry->diff)
1774 );
1775 
1776 TRACE_EVENT(qgroup_meta_reserve,
1777 
1778 	TP_PROTO(struct btrfs_root *root, s64 diff, int type),
1779 
1780 	TP_ARGS(root, diff, type),
1781 
1782 	TP_STRUCT__entry_btrfs(
1783 		__field(	u64,	refroot			)
1784 		__field(	s64,	diff			)
1785 		__field(	int,	type			)
1786 	),
1787 
1788 	TP_fast_assign_btrfs(root->fs_info,
1789 		__entry->refroot	= root->root_key.objectid;
1790 		__entry->diff		= diff;
1791 		__entry->type		= type;
1792 	),
1793 
1794 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1795 		show_root_type(__entry->refroot),
1796 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1797 );
1798 
1799 TRACE_EVENT(qgroup_meta_convert,
1800 
1801 	TP_PROTO(struct btrfs_root *root, s64 diff),
1802 
1803 	TP_ARGS(root, diff),
1804 
1805 	TP_STRUCT__entry_btrfs(
1806 		__field(	u64,	refroot			)
1807 		__field(	s64,	diff			)
1808 	),
1809 
1810 	TP_fast_assign_btrfs(root->fs_info,
1811 		__entry->refroot	= root->root_key.objectid;
1812 		__entry->diff		= diff;
1813 	),
1814 
1815 	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1816 		show_root_type(__entry->refroot),
1817 		__print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
1818 		__print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
1819 		__entry->diff)
1820 );
1821 
1822 TRACE_EVENT(qgroup_meta_free_all_pertrans,
1823 
1824 	TP_PROTO(struct btrfs_root *root),
1825 
1826 	TP_ARGS(root),
1827 
1828 	TP_STRUCT__entry_btrfs(
1829 		__field(	u64,	refroot			)
1830 		__field(	s64,	diff			)
1831 		__field(	int,	type			)
1832 	),
1833 
1834 	TP_fast_assign_btrfs(root->fs_info,
1835 		__entry->refroot	= root->root_key.objectid;
1836 		spin_lock(&root->qgroup_meta_rsv_lock);
1837 		__entry->diff		= -(s64)root->qgroup_meta_rsv_pertrans;
1838 		spin_unlock(&root->qgroup_meta_rsv_lock);
1839 		__entry->type		= BTRFS_QGROUP_RSV_META_PERTRANS;
1840 	),
1841 
1842 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1843 		show_root_type(__entry->refroot),
1844 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1845 );
1846 
1847 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1848 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1849 		 const struct prelim_ref *oldref,
1850 		 const struct prelim_ref *newref, u64 tree_size),
1851 	TP_ARGS(fs_info, newref, oldref, tree_size),
1852 
1853 	TP_STRUCT__entry_btrfs(
1854 		__field(	u64,  root_id		)
1855 		__field(	u64,  objectid		)
1856 		__field(	 u8,  type		)
1857 		__field(	u64,  offset		)
1858 		__field(	int,  level		)
1859 		__field(	int,  old_count		)
1860 		__field(	u64,  parent		)
1861 		__field(	u64,  bytenr		)
1862 		__field(	int,  mod_count		)
1863 		__field(	u64,  tree_size		)
1864 	),
1865 
1866 	TP_fast_assign_btrfs(fs_info,
1867 		__entry->root_id	= oldref->root_id;
1868 		__entry->objectid	= oldref->key_for_search.objectid;
1869 		__entry->type		= oldref->key_for_search.type;
1870 		__entry->offset		= oldref->key_for_search.offset;
1871 		__entry->level		= oldref->level;
1872 		__entry->old_count	= oldref->count;
1873 		__entry->parent		= oldref->parent;
1874 		__entry->bytenr		= oldref->wanted_disk_byte;
1875 		__entry->mod_count	= newref ? newref->count : 0;
1876 		__entry->tree_size	= tree_size;
1877 	),
1878 
1879 	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1880 			__entry->root_id,
1881 			__entry->objectid, __entry->type,
1882 			__entry->offset, __entry->level,
1883 			__entry->old_count, __entry->mod_count,
1884 			__entry->old_count + __entry->mod_count,
1885 			__entry->parent,
1886 			__entry->bytenr,
1887 			__entry->tree_size)
1888 );
1889 
1890 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1891 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1892 		 const struct prelim_ref *oldref,
1893 		 const struct prelim_ref *newref, u64 tree_size),
1894 	TP_ARGS(fs_info, oldref, newref, tree_size)
1895 );
1896 
1897 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1898 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1899 		 const struct prelim_ref *oldref,
1900 		 const struct prelim_ref *newref, u64 tree_size),
1901 	TP_ARGS(fs_info, oldref, newref, tree_size)
1902 );
1903 
1904 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1905 	TP_PROTO(const struct btrfs_root *root, u64 ino, int mod),
1906 
1907 	TP_ARGS(root, ino, mod),
1908 
1909 	TP_STRUCT__entry_btrfs(
1910 		__field(	u64, root_objectid	)
1911 		__field(	u64, ino		)
1912 		__field(	int, mod		)
1913 	),
1914 
1915 	TP_fast_assign_btrfs(root->fs_info,
1916 		__entry->root_objectid	= root->root_key.objectid;
1917 		__entry->ino		= ino;
1918 		__entry->mod		= mod;
1919 	),
1920 
1921 	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1922 			show_root_type(__entry->root_objectid),
1923 			__entry->ino, __entry->mod)
1924 );
1925 
1926 DECLARE_EVENT_CLASS(btrfs__block_group,
1927 	TP_PROTO(const struct btrfs_block_group *bg_cache),
1928 
1929 	TP_ARGS(bg_cache),
1930 
1931 	TP_STRUCT__entry_btrfs(
1932 		__field(	u64,	bytenr		)
1933 		__field(	u64,	len		)
1934 		__field(	u64,	used		)
1935 		__field(	u64,	flags		)
1936 	),
1937 
1938 	TP_fast_assign_btrfs(bg_cache->fs_info,
1939 		__entry->bytenr = bg_cache->start,
1940 		__entry->len	= bg_cache->length,
1941 		__entry->used	= bg_cache->used;
1942 		__entry->flags	= bg_cache->flags;
1943 	),
1944 
1945 	TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
1946 		__entry->bytenr, __entry->len, __entry->used, __entry->flags,
1947 		__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
1948 );
1949 
1950 DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
1951 	TP_PROTO(const struct btrfs_block_group *bg_cache),
1952 
1953 	TP_ARGS(bg_cache)
1954 );
1955 
1956 DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
1957 	TP_PROTO(const struct btrfs_block_group *bg_cache),
1958 
1959 	TP_ARGS(bg_cache)
1960 );
1961 
1962 DEFINE_EVENT(btrfs__block_group, btrfs_add_reclaim_block_group,
1963 	TP_PROTO(const struct btrfs_block_group *bg_cache),
1964 
1965 	TP_ARGS(bg_cache)
1966 );
1967 
1968 DEFINE_EVENT(btrfs__block_group, btrfs_reclaim_block_group,
1969 	TP_PROTO(const struct btrfs_block_group *bg_cache),
1970 
1971 	TP_ARGS(bg_cache)
1972 );
1973 
1974 DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
1975 	TP_PROTO(const struct btrfs_block_group *bg_cache),
1976 
1977 	TP_ARGS(bg_cache)
1978 );
1979 
1980 TRACE_EVENT(btrfs_set_extent_bit,
1981 	TP_PROTO(const struct extent_io_tree *tree,
1982 		 u64 start, u64 len, unsigned set_bits),
1983 
1984 	TP_ARGS(tree, start, len, set_bits),
1985 
1986 	TP_STRUCT__entry_btrfs(
1987 		__field(	unsigned,	owner	)
1988 		__field(	u64,		ino	)
1989 		__field(	u64,		rootid	)
1990 		__field(	u64,		start	)
1991 		__field(	u64,		len	)
1992 		__field(	unsigned,	set_bits)
1993 	),
1994 
1995 	TP_fast_assign_btrfs(tree->fs_info,
1996 		__entry->owner = tree->owner;
1997 		if (tree->inode) {
1998 			const struct btrfs_inode *inode = tree->inode;
1999 
2000 			__entry->ino	= btrfs_ino(inode);
2001 			__entry->rootid	= inode->root->root_key.objectid;
2002 		} else {
2003 			__entry->ino	= 0;
2004 			__entry->rootid	= 0;
2005 		}
2006 		__entry->start		= start;
2007 		__entry->len		= len;
2008 		__entry->set_bits	= set_bits;
2009 	),
2010 
2011 	TP_printk_btrfs(
2012 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
2013 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2014 		__entry->rootid, __entry->start, __entry->len,
2015 		__print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
2016 );
2017 
2018 TRACE_EVENT(btrfs_clear_extent_bit,
2019 	TP_PROTO(const struct extent_io_tree *tree,
2020 		 u64 start, u64 len, unsigned clear_bits),
2021 
2022 	TP_ARGS(tree, start, len, clear_bits),
2023 
2024 	TP_STRUCT__entry_btrfs(
2025 		__field(	unsigned,	owner	)
2026 		__field(	u64,		ino	)
2027 		__field(	u64,		rootid	)
2028 		__field(	u64,		start	)
2029 		__field(	u64,		len	)
2030 		__field(	unsigned,	clear_bits)
2031 	),
2032 
2033 	TP_fast_assign_btrfs(tree->fs_info,
2034 		__entry->owner = tree->owner;
2035 		if (tree->inode) {
2036 			const struct btrfs_inode *inode = tree->inode;
2037 
2038 			__entry->ino	= btrfs_ino(inode);
2039 			__entry->rootid	= inode->root->root_key.objectid;
2040 		} else {
2041 			__entry->ino	= 0;
2042 			__entry->rootid	= 0;
2043 		}
2044 		__entry->start		= start;
2045 		__entry->len		= len;
2046 		__entry->clear_bits	= clear_bits;
2047 	),
2048 
2049 	TP_printk_btrfs(
2050 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
2051 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2052 		__entry->rootid, __entry->start, __entry->len,
2053 		__print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2054 );
2055 
2056 TRACE_EVENT(btrfs_convert_extent_bit,
2057 	TP_PROTO(const struct extent_io_tree *tree,
2058 		 u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
2059 
2060 	TP_ARGS(tree, start, len, set_bits, clear_bits),
2061 
2062 	TP_STRUCT__entry_btrfs(
2063 		__field(	unsigned,	owner	)
2064 		__field(	u64,		ino	)
2065 		__field(	u64,		rootid	)
2066 		__field(	u64,		start	)
2067 		__field(	u64,		len	)
2068 		__field(	unsigned,	set_bits)
2069 		__field(	unsigned,	clear_bits)
2070 	),
2071 
2072 	TP_fast_assign_btrfs(tree->fs_info,
2073 		__entry->owner = tree->owner;
2074 		if (tree->inode) {
2075 			const struct btrfs_inode *inode = tree->inode;
2076 
2077 			__entry->ino	= btrfs_ino(inode);
2078 			__entry->rootid	= inode->root->root_key.objectid;
2079 		} else {
2080 			__entry->ino	= 0;
2081 			__entry->rootid	= 0;
2082 		}
2083 		__entry->start		= start;
2084 		__entry->len		= len;
2085 		__entry->set_bits	= set_bits;
2086 		__entry->clear_bits	= clear_bits;
2087 	),
2088 
2089 	TP_printk_btrfs(
2090 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2091 		  __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2092 		  __entry->rootid, __entry->start, __entry->len,
2093 		  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2094 		  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2095 );
2096 
2097 DECLARE_EVENT_CLASS(btrfs_dump_space_info,
2098 	TP_PROTO(struct btrfs_fs_info *fs_info,
2099 		 const struct btrfs_space_info *sinfo),
2100 
2101 	TP_ARGS(fs_info, sinfo),
2102 
2103 	TP_STRUCT__entry_btrfs(
2104 		__field(	u64,	flags			)
2105 		__field(	u64,	total_bytes		)
2106 		__field(	u64,	bytes_used		)
2107 		__field(	u64,	bytes_pinned		)
2108 		__field(	u64,	bytes_reserved		)
2109 		__field(	u64,	bytes_may_use		)
2110 		__field(	u64,	bytes_readonly		)
2111 		__field(	u64,	reclaim_size		)
2112 		__field(	int,	clamp			)
2113 		__field(	u64,	global_reserved		)
2114 		__field(	u64,	trans_reserved		)
2115 		__field(	u64,	delayed_refs_reserved	)
2116 		__field(	u64,	delayed_reserved	)
2117 		__field(	u64,	free_chunk_space	)
2118 		__field(	u64,	delalloc_bytes		)
2119 		__field(	u64,	ordered_bytes		)
2120 	),
2121 
2122 	TP_fast_assign_btrfs(fs_info,
2123 		__entry->flags			=	sinfo->flags;
2124 		__entry->total_bytes		=	sinfo->total_bytes;
2125 		__entry->bytes_used		=	sinfo->bytes_used;
2126 		__entry->bytes_pinned		=	sinfo->bytes_pinned;
2127 		__entry->bytes_reserved		=	sinfo->bytes_reserved;
2128 		__entry->bytes_may_use		=	sinfo->bytes_may_use;
2129 		__entry->bytes_readonly		=	sinfo->bytes_readonly;
2130 		__entry->reclaim_size		=	sinfo->reclaim_size;
2131 		__entry->clamp			=	sinfo->clamp;
2132 		__entry->global_reserved	=	fs_info->global_block_rsv.reserved;
2133 		__entry->trans_reserved		=	fs_info->trans_block_rsv.reserved;
2134 		__entry->delayed_refs_reserved	=	fs_info->delayed_refs_rsv.reserved;
2135 		__entry->delayed_reserved	=	fs_info->delayed_block_rsv.reserved;
2136 		__entry->free_chunk_space	=	atomic64_read(&fs_info->free_chunk_space);
2137 		__entry->delalloc_bytes		=	percpu_counter_sum_positive(&fs_info->delalloc_bytes);
2138 		__entry->ordered_bytes		=	percpu_counter_sum_positive(&fs_info->ordered_bytes);
2139 	),
2140 
2141 	TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
2142 			"bytes_pinned=%llu bytes_reserved=%llu "
2143 			"bytes_may_use=%llu bytes_readonly=%llu "
2144 			"reclaim_size=%llu clamp=%d global_reserved=%llu "
2145 			"trans_reserved=%llu delayed_refs_reserved=%llu "
2146 			"delayed_reserved=%llu chunk_free_space=%llu "
2147 			"delalloc_bytes=%llu ordered_bytes=%llu",
2148 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2149 			__entry->total_bytes, __entry->bytes_used,
2150 			__entry->bytes_pinned, __entry->bytes_reserved,
2151 			__entry->bytes_may_use, __entry->bytes_readonly,
2152 			__entry->reclaim_size, __entry->clamp,
2153 			__entry->global_reserved, __entry->trans_reserved,
2154 			__entry->delayed_refs_reserved,
2155 			__entry->delayed_reserved, __entry->free_chunk_space,
2156 			__entry->delalloc_bytes, __entry->ordered_bytes)
2157 );
2158 
2159 DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
2160 	TP_PROTO(struct btrfs_fs_info *fs_info,
2161 		 const struct btrfs_space_info *sinfo),
2162 	TP_ARGS(fs_info, sinfo)
2163 );
2164 
2165 DEFINE_EVENT(btrfs_dump_space_info, btrfs_fail_all_tickets,
2166 	TP_PROTO(struct btrfs_fs_info *fs_info,
2167 		 const struct btrfs_space_info *sinfo),
2168 	TP_ARGS(fs_info, sinfo)
2169 );
2170 
2171 TRACE_EVENT(btrfs_reserve_ticket,
2172 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
2173 		 u64 start_ns, int flush, int error),
2174 
2175 	TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
2176 
2177 	TP_STRUCT__entry_btrfs(
2178 		__field(	u64,	flags		)
2179 		__field(	u64,	bytes		)
2180 		__field(	u64,	start_ns	)
2181 		__field(	int,	flush		)
2182 		__field(	int,	error		)
2183 	),
2184 
2185 	TP_fast_assign_btrfs(fs_info,
2186 		__entry->flags		= flags;
2187 		__entry->bytes		= bytes;
2188 		__entry->start_ns	= start_ns;
2189 		__entry->flush		= flush;
2190 		__entry->error		= error;
2191 	),
2192 
2193 	TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
2194 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2195 			__entry->bytes, __entry->start_ns,
2196 			__print_symbolic(__entry->flush, FLUSH_ACTIONS),
2197 			__entry->error)
2198 );
2199 
2200 DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2201 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2202 
2203 	TP_ARGS(eb, start_ns),
2204 
2205 	TP_STRUCT__entry_btrfs(
2206 		__field(	u64,	block		)
2207 		__field(	u64,	generation	)
2208 		__field(	u64,	start_ns	)
2209 		__field(	u64,	end_ns		)
2210 		__field(	u64,	diff_ns		)
2211 		__field(	u64,	owner		)
2212 		__field(	int,	is_log_tree	)
2213 	),
2214 
2215 	TP_fast_assign_btrfs(eb->fs_info,
2216 		__entry->block		= eb->start;
2217 		__entry->generation	= btrfs_header_generation(eb);
2218 		__entry->start_ns	= start_ns;
2219 		__entry->end_ns		= ktime_get_ns();
2220 		__entry->diff_ns	= __entry->end_ns - start_ns;
2221 		__entry->owner		= btrfs_header_owner(eb);
2222 		__entry->is_log_tree	= (eb->log_index >= 0);
2223 	),
2224 
2225 	TP_printk_btrfs(
2226 "block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2227 		__entry->block, __entry->generation,
2228 		__entry->start_ns, __entry->end_ns, __entry->diff_ns,
2229 		__entry->owner, __entry->is_log_tree)
2230 );
2231 
2232 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2233 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2234 
2235 	TP_ARGS(eb, start_ns)
2236 );
2237 
2238 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2239 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2240 
2241 	TP_ARGS(eb, start_ns)
2242 );
2243 
2244 DECLARE_EVENT_CLASS(btrfs_locking_events,
2245 	TP_PROTO(const struct extent_buffer *eb),
2246 
2247 	TP_ARGS(eb),
2248 
2249 	TP_STRUCT__entry_btrfs(
2250 		__field(	u64,	block		)
2251 		__field(	u64,	generation	)
2252 		__field(	u64,	owner		)
2253 		__field(	int,	is_log_tree	)
2254 	),
2255 
2256 	TP_fast_assign_btrfs(eb->fs_info,
2257 		__entry->block		= eb->start;
2258 		__entry->generation	= btrfs_header_generation(eb);
2259 		__entry->owner		= btrfs_header_owner(eb);
2260 		__entry->is_log_tree	= (eb->log_index >= 0);
2261 	),
2262 
2263 	TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2264 		__entry->block, __entry->generation,
2265 		__entry->owner, __entry->is_log_tree)
2266 );
2267 
2268 #define DEFINE_BTRFS_LOCK_EVENT(name)				\
2269 DEFINE_EVENT(btrfs_locking_events, name,			\
2270 		TP_PROTO(const struct extent_buffer *eb),	\
2271 								\
2272 		TP_ARGS(eb)					\
2273 )
2274 
2275 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2276 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2277 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock_blocking);
2278 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_read);
2279 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_write);
2280 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2281 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_write_lock);
2282 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic);
2283 
2284 DECLARE_EVENT_CLASS(btrfs__space_info_update,
2285 
2286 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2287 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2288 
2289 	TP_ARGS(fs_info, sinfo, old, diff),
2290 
2291 	TP_STRUCT__entry_btrfs(
2292 		__field(	u64,	type		)
2293 		__field(	u64,	old		)
2294 		__field(	s64,	diff		)
2295 	),
2296 
2297 	TP_fast_assign_btrfs(fs_info,
2298 		__entry->type	= sinfo->flags;
2299 		__entry->old	= old;
2300 		__entry->diff	= diff;
2301 	),
2302 	TP_printk_btrfs("type=%s old=%llu diff=%lld",
2303 		__print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2304 		__entry->old, __entry->diff)
2305 );
2306 
2307 DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2308 
2309 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2310 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2311 
2312 	TP_ARGS(fs_info, sinfo, old, diff)
2313 );
2314 
2315 DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
2316 
2317 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2318 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2319 
2320 	TP_ARGS(fs_info, sinfo, old, diff)
2321 );
2322 
2323 DECLARE_EVENT_CLASS(btrfs_raid56_bio,
2324 
2325 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2326 		 const struct bio *bio,
2327 		 const struct raid56_bio_trace_info *trace_info),
2328 
2329 	TP_ARGS(rbio, bio, trace_info),
2330 
2331 	TP_STRUCT__entry_btrfs(
2332 		__field(	u64,	full_stripe	)
2333 		__field(	u64,	physical	)
2334 		__field(	u64,	devid		)
2335 		__field(	u32,	offset		)
2336 		__field(	u32,	len		)
2337 		__field(	u8,	opf		)
2338 		__field(	u8,	total_stripes	)
2339 		__field(	u8,	real_stripes	)
2340 		__field(	u8,	nr_data		)
2341 		__field(	u8,	stripe_nr	)
2342 	),
2343 
2344 	TP_fast_assign_btrfs(rbio->bioc->fs_info,
2345 		__entry->full_stripe	= rbio->bioc->raid_map[0];
2346 		__entry->physical	= bio->bi_iter.bi_sector << SECTOR_SHIFT;
2347 		__entry->len		= bio->bi_iter.bi_size;
2348 		__entry->opf		= bio_op(bio);
2349 		__entry->devid		= trace_info->devid;
2350 		__entry->offset		= trace_info->offset;
2351 		__entry->stripe_nr	= trace_info->stripe_nr;
2352 		__entry->total_stripes	= rbio->bioc->num_stripes;
2353 		__entry->real_stripes	= rbio->real_stripes;
2354 		__entry->nr_data	= rbio->nr_data;
2355 	),
2356 	/*
2357 	 * For type output, we need to output things like "DATA1"
2358 	 * (the first data stripe), "DATA2" (the second data stripe),
2359 	 * "PQ1" (P stripe),"PQ2" (Q stripe), "REPLACE0" (replace target device).
2360 	 */
2361 	TP_printk_btrfs(
2362 "full_stripe=%llu devid=%lld type=%s%d offset=%d opf=0x%x physical=%llu len=%u",
2363 		__entry->full_stripe, __entry->devid,
2364 		(__entry->stripe_nr < __entry->nr_data) ? "DATA" :
2365 			((__entry->stripe_nr < __entry->real_stripes) ? "PQ" :
2366 			 "REPLACE"),
2367 		(__entry->stripe_nr < __entry->nr_data) ?
2368 			(__entry->stripe_nr + 1) :
2369 			((__entry->stripe_nr < __entry->real_stripes) ?
2370 			 (__entry->stripe_nr - __entry->nr_data + 1) : 0),
2371 		__entry->offset, __entry->opf, __entry->physical, __entry->len)
2372 );
2373 
2374 DEFINE_EVENT(btrfs_raid56_bio, raid56_read_partial,
2375 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2376 		 const struct bio *bio,
2377 		 const struct raid56_bio_trace_info *trace_info),
2378 
2379 	TP_ARGS(rbio, bio, trace_info)
2380 );
2381 
2382 DEFINE_EVENT(btrfs_raid56_bio, raid56_write_stripe,
2383 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2384 		 const struct bio *bio,
2385 		 const struct raid56_bio_trace_info *trace_info),
2386 
2387 	TP_ARGS(rbio, bio, trace_info)
2388 );
2389 
2390 
2391 DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_write_stripe,
2392 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2393 		 const struct bio *bio,
2394 		 const struct raid56_bio_trace_info *trace_info),
2395 
2396 	TP_ARGS(rbio, bio, trace_info)
2397 );
2398 
2399 DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_read,
2400 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2401 		 const struct bio *bio,
2402 		 const struct raid56_bio_trace_info *trace_info),
2403 
2404 	TP_ARGS(rbio, bio, trace_info)
2405 );
2406 
2407 DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_read_recover,
2408 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2409 		 const struct bio *bio,
2410 		 const struct raid56_bio_trace_info *trace_info),
2411 
2412 	TP_ARGS(rbio, bio, trace_info)
2413 );
2414 
2415 #endif /* _TRACE_BTRFS_H */
2416 
2417 /* This part must be outside protection */
2418 #include <trace/define_trace.h>
2419