xref: /openbmc/linux/include/trace/events/btrfs.h (revision e23feb16)
1 #undef TRACE_SYSTEM
2 #define TRACE_SYSTEM btrfs
3 
4 #if !defined(_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
5 #define _TRACE_BTRFS_H
6 
7 #include <linux/writeback.h>
8 #include <linux/tracepoint.h>
9 #include <trace/events/gfpflags.h>
10 
11 struct btrfs_root;
12 struct btrfs_fs_info;
13 struct btrfs_inode;
14 struct extent_map;
15 struct btrfs_ordered_extent;
16 struct btrfs_delayed_ref_node;
17 struct btrfs_delayed_tree_ref;
18 struct btrfs_delayed_data_ref;
19 struct btrfs_delayed_ref_head;
20 struct btrfs_block_group_cache;
21 struct btrfs_free_cluster;
22 struct map_lookup;
23 struct extent_buffer;
24 
25 #define show_ref_type(type)						\
26 	__print_symbolic(type,						\
27 		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
28 		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
29 		{ BTRFS_EXTENT_REF_V0_KEY, 	"EXTENT_REF_V0" },	\
30 		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
31 		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
32 
33 #define __show_root_type(obj)						\
34 	__print_symbolic_u64(obj,					\
35 		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
36 		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
37 		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
38 		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
39 		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
40 		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
41 		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
42 		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
43 		{ BTRFS_QUOTA_TREE_OBJECTID,	"QUOTA_TREE"	},	\
44 		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
45 		{ BTRFS_UUID_TREE_OBJECTID,	"UUID_RELOC"	},	\
46 		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
47 
48 #define show_root_type(obj)						\
49 	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
50 	      (obj >= BTRFS_ROOT_TREE_OBJECTID &&			\
51 	       obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
52 
53 #define BTRFS_GROUP_FLAGS	\
54 	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
55 	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
56 	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
57 	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
58 	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
59 	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
60 	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
61 	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
62 	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}
63 
64 #define BTRFS_UUID_SIZE 16
65 
66 TRACE_EVENT(btrfs_transaction_commit,
67 
68 	TP_PROTO(struct btrfs_root *root),
69 
70 	TP_ARGS(root),
71 
72 	TP_STRUCT__entry(
73 		__field(	u64,  generation		)
74 		__field(	u64,  root_objectid		)
75 	),
76 
77 	TP_fast_assign(
78 		__entry->generation	= root->fs_info->generation;
79 		__entry->root_objectid	= root->root_key.objectid;
80 	),
81 
82 	TP_printk("root = %llu(%s), gen = %llu",
83 		  show_root_type(__entry->root_objectid),
84 		  (unsigned long long)__entry->generation)
85 );
86 
87 DECLARE_EVENT_CLASS(btrfs__inode,
88 
89 	TP_PROTO(struct inode *inode),
90 
91 	TP_ARGS(inode),
92 
93 	TP_STRUCT__entry(
94 		__field(	ino_t,  ino			)
95 		__field(	blkcnt_t,  blocks		)
96 		__field(	u64,  disk_i_size		)
97 		__field(	u64,  generation		)
98 		__field(	u64,  last_trans		)
99 		__field(	u64,  logged_trans		)
100 		__field(	u64,  root_objectid		)
101 	),
102 
103 	TP_fast_assign(
104 		__entry->ino	= inode->i_ino;
105 		__entry->blocks	= inode->i_blocks;
106 		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
107 		__entry->generation = BTRFS_I(inode)->generation;
108 		__entry->last_trans = BTRFS_I(inode)->last_trans;
109 		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
110 		__entry->root_objectid =
111 				BTRFS_I(inode)->root->root_key.objectid;
112 	),
113 
114 	TP_printk("root = %llu(%s), gen = %llu, ino = %lu, blocks = %llu, "
115 		  "disk_i_size = %llu, last_trans = %llu, logged_trans = %llu",
116 		  show_root_type(__entry->root_objectid),
117 		  (unsigned long long)__entry->generation,
118 		  (unsigned long)__entry->ino,
119 		  (unsigned long long)__entry->blocks,
120 		  (unsigned long long)__entry->disk_i_size,
121 		  (unsigned long long)__entry->last_trans,
122 		  (unsigned long long)__entry->logged_trans)
123 );
124 
125 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
126 
127 	TP_PROTO(struct inode *inode),
128 
129 	TP_ARGS(inode)
130 );
131 
132 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
133 
134 	TP_PROTO(struct inode *inode),
135 
136 	TP_ARGS(inode)
137 );
138 
139 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
140 
141 	TP_PROTO(struct inode *inode),
142 
143 	TP_ARGS(inode)
144 );
145 
146 #define __show_map_type(type)						\
147 	__print_symbolic_u64(type,					\
148 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
149 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
150 		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
151 		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})
152 
153 #define show_map_type(type)			\
154 	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
155 
156 #define show_map_flags(flag)						\
157 	__print_flags(flag, "|",					\
158 		{ EXTENT_FLAG_PINNED, 		"PINNED" 	},	\
159 		{ EXTENT_FLAG_COMPRESSED, 	"COMPRESSED" 	},	\
160 		{ EXTENT_FLAG_VACANCY, 		"VACANCY" 	},	\
161 		{ EXTENT_FLAG_PREALLOC, 	"PREALLOC" 	},	\
162 		{ EXTENT_FLAG_LOGGING,	 	"LOGGING" 	},	\
163 		{ EXTENT_FLAG_FILLING,	 	"FILLING" 	})
164 
165 TRACE_EVENT(btrfs_get_extent,
166 
167 	TP_PROTO(struct btrfs_root *root, struct extent_map *map),
168 
169 	TP_ARGS(root, map),
170 
171 	TP_STRUCT__entry(
172 		__field(	u64,  root_objectid	)
173 		__field(	u64,  start		)
174 		__field(	u64,  len		)
175 		__field(	u64,  orig_start	)
176 		__field(	u64,  block_start	)
177 		__field(	u64,  block_len		)
178 		__field(	unsigned long,  flags	)
179 		__field(	int,  refs		)
180 		__field(	unsigned int,  compress_type	)
181 	),
182 
183 	TP_fast_assign(
184 		__entry->root_objectid	= root->root_key.objectid;
185 		__entry->start 		= map->start;
186 		__entry->len		= map->len;
187 		__entry->orig_start	= map->orig_start;
188 		__entry->block_start	= map->block_start;
189 		__entry->block_len	= map->block_len;
190 		__entry->flags		= map->flags;
191 		__entry->refs		= atomic_read(&map->refs);
192 		__entry->compress_type	= map->compress_type;
193 	),
194 
195 	TP_printk("root = %llu(%s), start = %llu, len = %llu, "
196 		  "orig_start = %llu, block_start = %llu(%s), "
197 		  "block_len = %llu, flags = %s, refs = %u, "
198 		  "compress_type = %u",
199 		  show_root_type(__entry->root_objectid),
200 		  (unsigned long long)__entry->start,
201 		  (unsigned long long)__entry->len,
202 		  (unsigned long long)__entry->orig_start,
203 		  show_map_type(__entry->block_start),
204 		  (unsigned long long)__entry->block_len,
205 		  show_map_flags(__entry->flags),
206 		  __entry->refs, __entry->compress_type)
207 );
208 
209 #define show_ordered_flags(flags)					\
210 	__print_symbolic(flags,						\
211 		{ BTRFS_ORDERED_IO_DONE, 	"IO_DONE" 	},	\
212 		{ BTRFS_ORDERED_COMPLETE, 	"COMPLETE" 	},	\
213 		{ BTRFS_ORDERED_NOCOW, 		"NOCOW" 	},	\
214 		{ BTRFS_ORDERED_COMPRESSED, 	"COMPRESSED" 	},	\
215 		{ BTRFS_ORDERED_PREALLOC, 	"PREALLOC" 	},	\
216 		{ BTRFS_ORDERED_DIRECT, 	"DIRECT" 	},	\
217 		{ BTRFS_ORDERED_IOERR, 		"IOERR" 	},	\
218 		{ BTRFS_ORDERED_UPDATED_ISIZE, 	"UPDATED_ISIZE"	},	\
219 		{ BTRFS_ORDERED_LOGGED_CSUM, 	"LOGGED_CSUM"	})
220 
221 
222 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
223 
224 	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
225 
226 	TP_ARGS(inode, ordered),
227 
228 	TP_STRUCT__entry(
229 		__field(	ino_t,  ino		)
230 		__field(	u64,  file_offset	)
231 		__field(	u64,  start		)
232 		__field(	u64,  len		)
233 		__field(	u64,  disk_len		)
234 		__field(	u64,  bytes_left	)
235 		__field(	unsigned long,  flags	)
236 		__field(	int,  compress_type	)
237 		__field(	int,  refs		)
238 		__field(	u64,  root_objectid	)
239 	),
240 
241 	TP_fast_assign(
242 		__entry->ino 		= inode->i_ino;
243 		__entry->file_offset	= ordered->file_offset;
244 		__entry->start		= ordered->start;
245 		__entry->len		= ordered->len;
246 		__entry->disk_len	= ordered->disk_len;
247 		__entry->bytes_left	= ordered->bytes_left;
248 		__entry->flags		= ordered->flags;
249 		__entry->compress_type	= ordered->compress_type;
250 		__entry->refs		= atomic_read(&ordered->refs);
251 		__entry->root_objectid	=
252 				BTRFS_I(inode)->root->root_key.objectid;
253 	),
254 
255 	TP_printk("root = %llu(%s), ino = %llu, file_offset = %llu, "
256 		  "start = %llu, len = %llu, disk_len = %llu, "
257 		  "bytes_left = %llu, flags = %s, compress_type = %d, "
258 		  "refs = %d",
259 		  show_root_type(__entry->root_objectid),
260 		  (unsigned long long)__entry->ino,
261 		  (unsigned long long)__entry->file_offset,
262 		  (unsigned long long)__entry->start,
263 		  (unsigned long long)__entry->len,
264 		  (unsigned long long)__entry->disk_len,
265 		  (unsigned long long)__entry->bytes_left,
266 		  show_ordered_flags(__entry->flags),
267 		  __entry->compress_type, __entry->refs)
268 );
269 
270 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
271 
272 	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
273 
274 	TP_ARGS(inode, ordered)
275 );
276 
277 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
278 
279 	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
280 
281 	TP_ARGS(inode, ordered)
282 );
283 
284 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
285 
286 	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
287 
288 	TP_ARGS(inode, ordered)
289 );
290 
291 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
292 
293 	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
294 
295 	TP_ARGS(inode, ordered)
296 );
297 
298 DECLARE_EVENT_CLASS(btrfs__writepage,
299 
300 	TP_PROTO(struct page *page, struct inode *inode,
301 		 struct writeback_control *wbc),
302 
303 	TP_ARGS(page, inode, wbc),
304 
305 	TP_STRUCT__entry(
306 		__field(	ino_t,  ino			)
307 		__field(	pgoff_t,  index			)
308 		__field(	long,   nr_to_write		)
309 		__field(	long,   pages_skipped		)
310 		__field(	loff_t, range_start		)
311 		__field(	loff_t, range_end		)
312 		__field(	char,   for_kupdate		)
313 		__field(	char,   for_reclaim		)
314 		__field(	char,   range_cyclic		)
315 		__field(	pgoff_t,  writeback_index	)
316 		__field(	u64,    root_objectid		)
317 	),
318 
319 	TP_fast_assign(
320 		__entry->ino		= inode->i_ino;
321 		__entry->index		= page->index;
322 		__entry->nr_to_write	= wbc->nr_to_write;
323 		__entry->pages_skipped	= wbc->pages_skipped;
324 		__entry->range_start	= wbc->range_start;
325 		__entry->range_end	= wbc->range_end;
326 		__entry->for_kupdate	= wbc->for_kupdate;
327 		__entry->for_reclaim	= wbc->for_reclaim;
328 		__entry->range_cyclic	= wbc->range_cyclic;
329 		__entry->writeback_index = inode->i_mapping->writeback_index;
330 		__entry->root_objectid	=
331 				 BTRFS_I(inode)->root->root_key.objectid;
332 	),
333 
334 	TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, "
335 		  "nr_to_write = %ld, pages_skipped = %ld, range_start = %llu, "
336 		  "range_end = %llu, for_kupdate = %d, "
337 		  "for_reclaim = %d, range_cyclic = %d, writeback_index = %lu",
338 		  show_root_type(__entry->root_objectid),
339 		  (unsigned long)__entry->ino, __entry->index,
340 		  __entry->nr_to_write, __entry->pages_skipped,
341 		  __entry->range_start, __entry->range_end,
342 		  __entry->for_kupdate,
343 		  __entry->for_reclaim, __entry->range_cyclic,
344 		  (unsigned long)__entry->writeback_index)
345 );
346 
347 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
348 
349 	TP_PROTO(struct page *page, struct inode *inode,
350 		 struct writeback_control *wbc),
351 
352 	TP_ARGS(page, inode, wbc)
353 );
354 
355 TRACE_EVENT(btrfs_writepage_end_io_hook,
356 
357 	TP_PROTO(struct page *page, u64 start, u64 end, int uptodate),
358 
359 	TP_ARGS(page, start, end, uptodate),
360 
361 	TP_STRUCT__entry(
362 		__field(	ino_t,	 ino		)
363 		__field(	pgoff_t, index		)
364 		__field(	u64,	 start		)
365 		__field(	u64,	 end		)
366 		__field(	int,	 uptodate	)
367 		__field(	u64,    root_objectid	)
368 	),
369 
370 	TP_fast_assign(
371 		__entry->ino	= page->mapping->host->i_ino;
372 		__entry->index	= page->index;
373 		__entry->start	= start;
374 		__entry->end	= end;
375 		__entry->uptodate = uptodate;
376 		__entry->root_objectid	=
377 			 BTRFS_I(page->mapping->host)->root->root_key.objectid;
378 	),
379 
380 	TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, start = %llu, "
381 		  "end = %llu, uptodate = %d",
382 		  show_root_type(__entry->root_objectid),
383 		  (unsigned long)__entry->ino, (unsigned long)__entry->index,
384 		  (unsigned long long)__entry->start,
385 		  (unsigned long long)__entry->end, __entry->uptodate)
386 );
387 
388 TRACE_EVENT(btrfs_sync_file,
389 
390 	TP_PROTO(struct file *file, int datasync),
391 
392 	TP_ARGS(file, datasync),
393 
394 	TP_STRUCT__entry(
395 		__field(	ino_t,  ino		)
396 		__field(	ino_t,  parent		)
397 		__field(	int,    datasync	)
398 		__field(	u64,    root_objectid	)
399 	),
400 
401 	TP_fast_assign(
402 		struct dentry *dentry = file->f_path.dentry;
403 		struct inode *inode = dentry->d_inode;
404 
405 		__entry->ino		= inode->i_ino;
406 		__entry->parent		= dentry->d_parent->d_inode->i_ino;
407 		__entry->datasync	= datasync;
408 		__entry->root_objectid	=
409 				 BTRFS_I(inode)->root->root_key.objectid;
410 	),
411 
412 	TP_printk("root = %llu(%s), ino = %ld, parent = %ld, datasync = %d",
413 		  show_root_type(__entry->root_objectid),
414 		  (unsigned long)__entry->ino, (unsigned long)__entry->parent,
415 		  __entry->datasync)
416 );
417 
418 TRACE_EVENT(btrfs_sync_fs,
419 
420 	TP_PROTO(int wait),
421 
422 	TP_ARGS(wait),
423 
424 	TP_STRUCT__entry(
425 		__field(	int,  wait		)
426 	),
427 
428 	TP_fast_assign(
429 		__entry->wait	= wait;
430 	),
431 
432 	TP_printk("wait = %d", __entry->wait)
433 );
434 
435 #define show_ref_action(action)						\
436 	__print_symbolic(action,					\
437 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
438 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
439 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
440 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
441 
442 
443 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
444 
445 	TP_PROTO(struct btrfs_delayed_ref_node *ref,
446 		 struct btrfs_delayed_tree_ref *full_ref,
447 		 int action),
448 
449 	TP_ARGS(ref, full_ref, action),
450 
451 	TP_STRUCT__entry(
452 		__field(	u64,  bytenr		)
453 		__field(	u64,  num_bytes		)
454 		__field(	int,  action		)
455 		__field(	u64,  parent		)
456 		__field(	u64,  ref_root		)
457 		__field(	int,  level		)
458 		__field(	int,  type		)
459 		__field(	u64,  seq		)
460 	),
461 
462 	TP_fast_assign(
463 		__entry->bytenr		= ref->bytenr;
464 		__entry->num_bytes	= ref->num_bytes;
465 		__entry->action		= action;
466 		__entry->parent		= full_ref->parent;
467 		__entry->ref_root	= full_ref->root;
468 		__entry->level		= full_ref->level;
469 		__entry->type		= ref->type;
470 		__entry->seq		= ref->seq;
471 	),
472 
473 	TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
474 		  "parent = %llu(%s), ref_root = %llu(%s), level = %d, "
475 		  "type = %s, seq = %llu",
476 		  (unsigned long long)__entry->bytenr,
477 		  (unsigned long long)__entry->num_bytes,
478 		  show_ref_action(__entry->action),
479 		  show_root_type(__entry->parent),
480 		  show_root_type(__entry->ref_root),
481 		  __entry->level, show_ref_type(__entry->type),
482 		  (unsigned long long)__entry->seq)
483 );
484 
485 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
486 
487 	TP_PROTO(struct btrfs_delayed_ref_node *ref,
488 		 struct btrfs_delayed_tree_ref *full_ref,
489 		 int action),
490 
491 	TP_ARGS(ref, full_ref, action)
492 );
493 
494 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
495 
496 	TP_PROTO(struct btrfs_delayed_ref_node *ref,
497 		 struct btrfs_delayed_tree_ref *full_ref,
498 		 int action),
499 
500 	TP_ARGS(ref, full_ref, action)
501 );
502 
503 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
504 
505 	TP_PROTO(struct btrfs_delayed_ref_node *ref,
506 		 struct btrfs_delayed_data_ref *full_ref,
507 		 int action),
508 
509 	TP_ARGS(ref, full_ref, action),
510 
511 	TP_STRUCT__entry(
512 		__field(	u64,  bytenr		)
513 		__field(	u64,  num_bytes		)
514 		__field(	int,  action		)
515 		__field(	u64,  parent		)
516 		__field(	u64,  ref_root		)
517 		__field(	u64,  owner		)
518 		__field(	u64,  offset		)
519 		__field(	int,  type		)
520 		__field(	u64,  seq		)
521 	),
522 
523 	TP_fast_assign(
524 		__entry->bytenr		= ref->bytenr;
525 		__entry->num_bytes	= ref->num_bytes;
526 		__entry->action		= action;
527 		__entry->parent		= full_ref->parent;
528 		__entry->ref_root	= full_ref->root;
529 		__entry->owner		= full_ref->objectid;
530 		__entry->offset		= full_ref->offset;
531 		__entry->type		= ref->type;
532 		__entry->seq		= ref->seq;
533 	),
534 
535 	TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
536 		  "parent = %llu(%s), ref_root = %llu(%s), owner = %llu, "
537 		  "offset = %llu, type = %s, seq = %llu",
538 		  (unsigned long long)__entry->bytenr,
539 		  (unsigned long long)__entry->num_bytes,
540 		  show_ref_action(__entry->action),
541 		  show_root_type(__entry->parent),
542 		  show_root_type(__entry->ref_root),
543 		  (unsigned long long)__entry->owner,
544 		  (unsigned long long)__entry->offset,
545 		  show_ref_type(__entry->type),
546 		  (unsigned long long)__entry->seq)
547 );
548 
549 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
550 
551 	TP_PROTO(struct btrfs_delayed_ref_node *ref,
552 		 struct btrfs_delayed_data_ref *full_ref,
553 		 int action),
554 
555 	TP_ARGS(ref, full_ref, action)
556 );
557 
558 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
559 
560 	TP_PROTO(struct btrfs_delayed_ref_node *ref,
561 		 struct btrfs_delayed_data_ref *full_ref,
562 		 int action),
563 
564 	TP_ARGS(ref, full_ref, action)
565 );
566 
567 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
568 
569 	TP_PROTO(struct btrfs_delayed_ref_node *ref,
570 		 struct btrfs_delayed_ref_head *head_ref,
571 		 int action),
572 
573 	TP_ARGS(ref, head_ref, action),
574 
575 	TP_STRUCT__entry(
576 		__field(	u64,  bytenr		)
577 		__field(	u64,  num_bytes		)
578 		__field(	int,  action		)
579 		__field(	int,  is_data		)
580 	),
581 
582 	TP_fast_assign(
583 		__entry->bytenr		= ref->bytenr;
584 		__entry->num_bytes	= ref->num_bytes;
585 		__entry->action		= action;
586 		__entry->is_data	= head_ref->is_data;
587 	),
588 
589 	TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, is_data = %d",
590 		  (unsigned long long)__entry->bytenr,
591 		  (unsigned long long)__entry->num_bytes,
592 		  show_ref_action(__entry->action),
593 		  __entry->is_data)
594 );
595 
596 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
597 
598 	TP_PROTO(struct btrfs_delayed_ref_node *ref,
599 		 struct btrfs_delayed_ref_head *head_ref,
600 		 int action),
601 
602 	TP_ARGS(ref, head_ref, action)
603 );
604 
605 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
606 
607 	TP_PROTO(struct btrfs_delayed_ref_node *ref,
608 		 struct btrfs_delayed_ref_head *head_ref,
609 		 int action),
610 
611 	TP_ARGS(ref, head_ref, action)
612 );
613 
614 #define show_chunk_type(type)					\
615 	__print_flags(type, "|",				\
616 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
617 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
618 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
619 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
620 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
621 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
622 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
623 		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
624 		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
625 
626 DECLARE_EVENT_CLASS(btrfs__chunk,
627 
628 	TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
629 		 u64 offset, u64 size),
630 
631 	TP_ARGS(root, map, offset, size),
632 
633 	TP_STRUCT__entry(
634 		__field(	int,  num_stripes		)
635 		__field(	u64,  type			)
636 		__field(	int,  sub_stripes		)
637 		__field(	u64,  offset			)
638 		__field(	u64,  size			)
639 		__field(	u64,  root_objectid		)
640 	),
641 
642 	TP_fast_assign(
643 		__entry->num_stripes	= map->num_stripes;
644 		__entry->type		= map->type;
645 		__entry->sub_stripes	= map->sub_stripes;
646 		__entry->offset		= offset;
647 		__entry->size		= size;
648 		__entry->root_objectid	= root->root_key.objectid;
649 	),
650 
651 	TP_printk("root = %llu(%s), offset = %llu, size = %llu, "
652 		  "num_stripes = %d, sub_stripes = %d, type = %s",
653 		  show_root_type(__entry->root_objectid),
654 		  (unsigned long long)__entry->offset,
655 		  (unsigned long long)__entry->size,
656 		  __entry->num_stripes, __entry->sub_stripes,
657 		  show_chunk_type(__entry->type))
658 );
659 
660 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
661 
662 	TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
663 		 u64 offset, u64 size),
664 
665 	TP_ARGS(root, map, offset, size)
666 );
667 
668 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
669 
670 	TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
671 		 u64 offset, u64 size),
672 
673 	TP_ARGS(root, map, offset, size)
674 );
675 
676 TRACE_EVENT(btrfs_cow_block,
677 
678 	TP_PROTO(struct btrfs_root *root, struct extent_buffer *buf,
679 		 struct extent_buffer *cow),
680 
681 	TP_ARGS(root, buf, cow),
682 
683 	TP_STRUCT__entry(
684 		__field(	u64,  root_objectid		)
685 		__field(	u64,  buf_start			)
686 		__field(	int,  refs			)
687 		__field(	u64,  cow_start			)
688 		__field(	int,  buf_level			)
689 		__field(	int,  cow_level			)
690 	),
691 
692 	TP_fast_assign(
693 		__entry->root_objectid	= root->root_key.objectid;
694 		__entry->buf_start	= buf->start;
695 		__entry->refs		= atomic_read(&buf->refs);
696 		__entry->cow_start	= cow->start;
697 		__entry->buf_level	= btrfs_header_level(buf);
698 		__entry->cow_level	= btrfs_header_level(cow);
699 	),
700 
701 	TP_printk("root = %llu(%s), refs = %d, orig_buf = %llu "
702 		  "(orig_level = %d), cow_buf = %llu (cow_level = %d)",
703 		  show_root_type(__entry->root_objectid),
704 		  __entry->refs,
705 		  (unsigned long long)__entry->buf_start,
706 		  __entry->buf_level,
707 		  (unsigned long long)__entry->cow_start,
708 		  __entry->cow_level)
709 );
710 
711 TRACE_EVENT(btrfs_space_reservation,
712 
713 	TP_PROTO(struct btrfs_fs_info *fs_info, char *type, u64 val,
714 		 u64 bytes, int reserve),
715 
716 	TP_ARGS(fs_info, type, val, bytes, reserve),
717 
718 	TP_STRUCT__entry(
719 		__array(	u8,	fsid,	BTRFS_UUID_SIZE	)
720 		__string(	type,	type			)
721 		__field(	u64,	val			)
722 		__field(	u64,	bytes			)
723 		__field(	int,	reserve			)
724 	),
725 
726 	TP_fast_assign(
727 		memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE);
728 		__assign_str(type, type);
729 		__entry->val		= val;
730 		__entry->bytes		= bytes;
731 		__entry->reserve	= reserve;
732 	),
733 
734 	TP_printk("%pU: %s: %Lu %s %Lu", __entry->fsid, __get_str(type),
735 		  __entry->val, __entry->reserve ? "reserve" : "release",
736 		  __entry->bytes)
737 );
738 
739 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
740 
741 	TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
742 
743 	TP_ARGS(root, start, len),
744 
745 	TP_STRUCT__entry(
746 		__field(	u64,  root_objectid		)
747 		__field(	u64,  start			)
748 		__field(	u64,  len			)
749 	),
750 
751 	TP_fast_assign(
752 		__entry->root_objectid	= root->root_key.objectid;
753 		__entry->start		= start;
754 		__entry->len		= len;
755 	),
756 
757 	TP_printk("root = %llu(%s), start = %llu, len = %llu",
758 		  show_root_type(__entry->root_objectid),
759 		  (unsigned long long)__entry->start,
760 		  (unsigned long long)__entry->len)
761 );
762 
763 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
764 
765 	TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
766 
767 	TP_ARGS(root, start, len)
768 );
769 
770 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
771 
772 	TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
773 
774 	TP_ARGS(root, start, len)
775 );
776 
777 TRACE_EVENT(find_free_extent,
778 
779 	TP_PROTO(struct btrfs_root *root, u64 num_bytes, u64 empty_size,
780 		 u64 data),
781 
782 	TP_ARGS(root, num_bytes, empty_size, data),
783 
784 	TP_STRUCT__entry(
785 		__field(	u64,	root_objectid		)
786 		__field(	u64,	num_bytes		)
787 		__field(	u64,	empty_size		)
788 		__field(	u64,	data			)
789 	),
790 
791 	TP_fast_assign(
792 		__entry->root_objectid	= root->root_key.objectid;
793 		__entry->num_bytes	= num_bytes;
794 		__entry->empty_size	= empty_size;
795 		__entry->data		= data;
796 	),
797 
798 	TP_printk("root = %Lu(%s), len = %Lu, empty_size = %Lu, "
799 		  "flags = %Lu(%s)", show_root_type(__entry->root_objectid),
800 		  __entry->num_bytes, __entry->empty_size, __entry->data,
801 		  __print_flags((unsigned long)__entry->data, "|",
802 				 BTRFS_GROUP_FLAGS))
803 );
804 
805 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
806 
807 	TP_PROTO(struct btrfs_root *root,
808 		 struct btrfs_block_group_cache *block_group, u64 start,
809 		 u64 len),
810 
811 	TP_ARGS(root, block_group, start, len),
812 
813 	TP_STRUCT__entry(
814 		__field(	u64,	root_objectid		)
815 		__field(	u64,	bg_objectid		)
816 		__field(	u64,	flags			)
817 		__field(	u64,	start			)
818 		__field(	u64,	len			)
819 	),
820 
821 	TP_fast_assign(
822 		__entry->root_objectid	= root->root_key.objectid;
823 		__entry->bg_objectid	= block_group->key.objectid;
824 		__entry->flags		= block_group->flags;
825 		__entry->start		= start;
826 		__entry->len		= len;
827 	),
828 
829 	TP_printk("root = %Lu(%s), block_group = %Lu, flags = %Lu(%s), "
830 		  "start = %Lu, len = %Lu",
831 		  show_root_type(__entry->root_objectid), __entry->bg_objectid,
832 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
833 						"|", BTRFS_GROUP_FLAGS),
834 		  __entry->start, __entry->len)
835 );
836 
837 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
838 
839 	TP_PROTO(struct btrfs_root *root,
840 		 struct btrfs_block_group_cache *block_group, u64 start,
841 		 u64 len),
842 
843 	TP_ARGS(root, block_group, start, len)
844 );
845 
846 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
847 
848 	TP_PROTO(struct btrfs_root *root,
849 		 struct btrfs_block_group_cache *block_group, u64 start,
850 		 u64 len),
851 
852 	TP_ARGS(root, block_group, start, len)
853 );
854 
855 TRACE_EVENT(btrfs_find_cluster,
856 
857 	TP_PROTO(struct btrfs_block_group_cache *block_group, u64 start,
858 		 u64 bytes, u64 empty_size, u64 min_bytes),
859 
860 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
861 
862 	TP_STRUCT__entry(
863 		__field(	u64,	bg_objectid		)
864 		__field(	u64,	flags			)
865 		__field(	u64,	start			)
866 		__field(	u64,	bytes			)
867 		__field(	u64,	empty_size		)
868 		__field(	u64,	min_bytes		)
869 	),
870 
871 	TP_fast_assign(
872 		__entry->bg_objectid	= block_group->key.objectid;
873 		__entry->flags		= block_group->flags;
874 		__entry->start		= start;
875 		__entry->bytes		= bytes;
876 		__entry->empty_size	= empty_size;
877 		__entry->min_bytes	= min_bytes;
878 	),
879 
880 	TP_printk("block_group = %Lu, flags = %Lu(%s), start = %Lu, len = %Lu,"
881 		  " empty_size = %Lu, min_bytes = %Lu", __entry->bg_objectid,
882 		  __entry->flags,
883 		  __print_flags((unsigned long)__entry->flags, "|",
884 				BTRFS_GROUP_FLAGS), __entry->start,
885 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
886 );
887 
888 TRACE_EVENT(btrfs_failed_cluster_setup,
889 
890 	TP_PROTO(struct btrfs_block_group_cache *block_group),
891 
892 	TP_ARGS(block_group),
893 
894 	TP_STRUCT__entry(
895 		__field(	u64,	bg_objectid		)
896 	),
897 
898 	TP_fast_assign(
899 		__entry->bg_objectid	= block_group->key.objectid;
900 	),
901 
902 	TP_printk("block_group = %Lu", __entry->bg_objectid)
903 );
904 
905 TRACE_EVENT(btrfs_setup_cluster,
906 
907 	TP_PROTO(struct btrfs_block_group_cache *block_group,
908 		 struct btrfs_free_cluster *cluster, u64 size, int bitmap),
909 
910 	TP_ARGS(block_group, cluster, size, bitmap),
911 
912 	TP_STRUCT__entry(
913 		__field(	u64,	bg_objectid		)
914 		__field(	u64,	flags			)
915 		__field(	u64,	start			)
916 		__field(	u64,	max_size		)
917 		__field(	u64,	size			)
918 		__field(	int,	bitmap			)
919 	),
920 
921 	TP_fast_assign(
922 		__entry->bg_objectid	= block_group->key.objectid;
923 		__entry->flags		= block_group->flags;
924 		__entry->start		= cluster->window_start;
925 		__entry->max_size	= cluster->max_size;
926 		__entry->size		= size;
927 		__entry->bitmap		= bitmap;
928 	),
929 
930 	TP_printk("block_group = %Lu, flags = %Lu(%s), window_start = %Lu, "
931 		  "size = %Lu, max_size = %Lu, bitmap = %d",
932 		  __entry->bg_objectid,
933 		  __entry->flags,
934 		  __print_flags((unsigned long)__entry->flags, "|",
935 				BTRFS_GROUP_FLAGS), __entry->start,
936 		  __entry->size, __entry->max_size, __entry->bitmap)
937 );
938 
939 struct extent_state;
940 TRACE_EVENT(alloc_extent_state,
941 
942 	TP_PROTO(struct extent_state *state, gfp_t mask, unsigned long IP),
943 
944 	TP_ARGS(state, mask, IP),
945 
946 	TP_STRUCT__entry(
947 		__field(struct extent_state *, state)
948 		__field(gfp_t, mask)
949 		__field(unsigned long, ip)
950 	),
951 
952 	TP_fast_assign(
953 		__entry->state	= state,
954 		__entry->mask	= mask,
955 		__entry->ip	= IP
956 	),
957 
958 	TP_printk("state=%p; mask = %s; caller = %pF", __entry->state,
959 		  show_gfp_flags(__entry->mask), (void *)__entry->ip)
960 );
961 
962 TRACE_EVENT(free_extent_state,
963 
964 	TP_PROTO(struct extent_state *state, unsigned long IP),
965 
966 	TP_ARGS(state, IP),
967 
968 	TP_STRUCT__entry(
969 		__field(struct extent_state *, state)
970 		__field(unsigned long, ip)
971 	),
972 
973 	TP_fast_assign(
974 		__entry->state	= state,
975 		__entry->ip = IP
976 	),
977 
978 	TP_printk(" state=%p; caller = %pF", __entry->state,
979 		  (void *)__entry->ip)
980 );
981 
982 #endif /* _TRACE_BTRFS_H */
983 
984 /* This part must be outside protection */
985 #include <trace/define_trace.h>
986