xref: /openbmc/linux/include/trace/events/btrfs.h (revision 3f7de037)
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 
10 struct btrfs_root;
11 struct btrfs_fs_info;
12 struct btrfs_inode;
13 struct extent_map;
14 struct btrfs_ordered_extent;
15 struct btrfs_delayed_ref_node;
16 struct btrfs_delayed_tree_ref;
17 struct btrfs_delayed_data_ref;
18 struct btrfs_delayed_ref_head;
19 struct btrfs_block_group_cache;
20 struct btrfs_free_cluster;
21 struct map_lookup;
22 struct extent_buffer;
23 
24 #define show_ref_type(type)						\
25 	__print_symbolic(type,						\
26 		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
27 		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
28 		{ BTRFS_EXTENT_REF_V0_KEY, 	"EXTENT_REF_V0" },	\
29 		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
30 		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
31 
32 #define __show_root_type(obj)						\
33 	__print_symbolic_u64(obj,					\
34 		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
35 		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
36 		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
37 		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
38 		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
39 		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
40 		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
41 		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
42 		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
43 		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
44 
45 #define show_root_type(obj)						\
46 	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
47 	      (obj <= BTRFS_CSUM_TREE_OBJECTID )) ? __show_root_type(obj) : "-"
48 
49 #define BTRFS_GROUP_FLAGS	\
50 	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"}, \
51 	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"}, \
52 	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"}, \
53 	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, \
54 	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, \
55 	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, \
56 	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}
57 
58 TRACE_EVENT(btrfs_transaction_commit,
59 
60 	TP_PROTO(struct btrfs_root *root),
61 
62 	TP_ARGS(root),
63 
64 	TP_STRUCT__entry(
65 		__field(	u64,  generation		)
66 		__field(	u64,  root_objectid		)
67 	),
68 
69 	TP_fast_assign(
70 		__entry->generation	= root->fs_info->generation;
71 		__entry->root_objectid	= root->root_key.objectid;
72 	),
73 
74 	TP_printk("root = %llu(%s), gen = %llu",
75 		  show_root_type(__entry->root_objectid),
76 		  (unsigned long long)__entry->generation)
77 );
78 
79 DECLARE_EVENT_CLASS(btrfs__inode,
80 
81 	TP_PROTO(struct inode *inode),
82 
83 	TP_ARGS(inode),
84 
85 	TP_STRUCT__entry(
86 		__field(	ino_t,  ino			)
87 		__field(	blkcnt_t,  blocks		)
88 		__field(	u64,  disk_i_size		)
89 		__field(	u64,  generation		)
90 		__field(	u64,  last_trans		)
91 		__field(	u64,  logged_trans		)
92 		__field(	u64,  root_objectid		)
93 	),
94 
95 	TP_fast_assign(
96 		__entry->ino	= inode->i_ino;
97 		__entry->blocks	= inode->i_blocks;
98 		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
99 		__entry->generation = BTRFS_I(inode)->generation;
100 		__entry->last_trans = BTRFS_I(inode)->last_trans;
101 		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
102 		__entry->root_objectid =
103 				BTRFS_I(inode)->root->root_key.objectid;
104 	),
105 
106 	TP_printk("root = %llu(%s), gen = %llu, ino = %lu, blocks = %llu, "
107 		  "disk_i_size = %llu, last_trans = %llu, logged_trans = %llu",
108 		  show_root_type(__entry->root_objectid),
109 		  (unsigned long long)__entry->generation,
110 		  (unsigned long)__entry->ino,
111 		  (unsigned long long)__entry->blocks,
112 		  (unsigned long long)__entry->disk_i_size,
113 		  (unsigned long long)__entry->last_trans,
114 		  (unsigned long long)__entry->logged_trans)
115 );
116 
117 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
118 
119 	TP_PROTO(struct inode *inode),
120 
121 	TP_ARGS(inode)
122 );
123 
124 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
125 
126 	TP_PROTO(struct inode *inode),
127 
128 	TP_ARGS(inode)
129 );
130 
131 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
132 
133 	TP_PROTO(struct inode *inode),
134 
135 	TP_ARGS(inode)
136 );
137 
138 #define __show_map_type(type)						\
139 	__print_symbolic_u64(type,					\
140 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
141 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
142 		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
143 		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})
144 
145 #define show_map_type(type)			\
146 	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
147 
148 #define show_map_flags(flag)						\
149 	__print_flags(flag, "|",					\
150 		{ EXTENT_FLAG_PINNED, 		"PINNED" 	},	\
151 		{ EXTENT_FLAG_COMPRESSED, 	"COMPRESSED" 	},	\
152 		{ EXTENT_FLAG_VACANCY, 		"VACANCY" 	},	\
153 		{ EXTENT_FLAG_PREALLOC, 	"PREALLOC" 	})
154 
155 TRACE_EVENT(btrfs_get_extent,
156 
157 	TP_PROTO(struct btrfs_root *root, struct extent_map *map),
158 
159 	TP_ARGS(root, map),
160 
161 	TP_STRUCT__entry(
162 		__field(	u64,  root_objectid	)
163 		__field(	u64,  start		)
164 		__field(	u64,  len		)
165 		__field(	u64,  orig_start	)
166 		__field(	u64,  block_start	)
167 		__field(	u64,  block_len		)
168 		__field(	unsigned long,  flags	)
169 		__field(	int,  refs		)
170 		__field(	unsigned int,  compress_type	)
171 	),
172 
173 	TP_fast_assign(
174 		__entry->root_objectid	= root->root_key.objectid;
175 		__entry->start 		= map->start;
176 		__entry->len		= map->len;
177 		__entry->orig_start	= map->orig_start;
178 		__entry->block_start	= map->block_start;
179 		__entry->block_len	= map->block_len;
180 		__entry->flags		= map->flags;
181 		__entry->refs		= atomic_read(&map->refs);
182 		__entry->compress_type	= map->compress_type;
183 	),
184 
185 	TP_printk("root = %llu(%s), start = %llu, len = %llu, "
186 		  "orig_start = %llu, block_start = %llu(%s), "
187 		  "block_len = %llu, flags = %s, refs = %u, "
188 		  "compress_type = %u",
189 		  show_root_type(__entry->root_objectid),
190 		  (unsigned long long)__entry->start,
191 		  (unsigned long long)__entry->len,
192 		  (unsigned long long)__entry->orig_start,
193 		  show_map_type(__entry->block_start),
194 		  (unsigned long long)__entry->block_len,
195 		  show_map_flags(__entry->flags),
196 		  __entry->refs, __entry->compress_type)
197 );
198 
199 #define show_ordered_flags(flags)					\
200 	__print_symbolic(flags,					\
201 		{ BTRFS_ORDERED_IO_DONE, 	"IO_DONE" 	},	\
202 		{ BTRFS_ORDERED_COMPLETE, 	"COMPLETE" 	},	\
203 		{ BTRFS_ORDERED_NOCOW, 		"NOCOW" 	},	\
204 		{ BTRFS_ORDERED_COMPRESSED, 	"COMPRESSED" 	},	\
205 		{ BTRFS_ORDERED_PREALLOC, 	"PREALLOC" 	},	\
206 		{ BTRFS_ORDERED_DIRECT, 	"DIRECT" 	})
207 
208 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
209 
210 	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
211 
212 	TP_ARGS(inode, ordered),
213 
214 	TP_STRUCT__entry(
215 		__field(	ino_t,  ino		)
216 		__field(	u64,  file_offset	)
217 		__field(	u64,  start		)
218 		__field(	u64,  len		)
219 		__field(	u64,  disk_len		)
220 		__field(	u64,  bytes_left	)
221 		__field(	unsigned long,  flags	)
222 		__field(	int,  compress_type	)
223 		__field(	int,  refs		)
224 		__field(	u64,  root_objectid	)
225 	),
226 
227 	TP_fast_assign(
228 		__entry->ino 		= inode->i_ino;
229 		__entry->file_offset	= ordered->file_offset;
230 		__entry->start		= ordered->start;
231 		__entry->len		= ordered->len;
232 		__entry->disk_len	= ordered->disk_len;
233 		__entry->bytes_left	= ordered->bytes_left;
234 		__entry->flags		= ordered->flags;
235 		__entry->compress_type	= ordered->compress_type;
236 		__entry->refs		= atomic_read(&ordered->refs);
237 		__entry->root_objectid	=
238 				BTRFS_I(inode)->root->root_key.objectid;
239 	),
240 
241 	TP_printk("root = %llu(%s), ino = %llu, file_offset = %llu, "
242 		  "start = %llu, len = %llu, disk_len = %llu, "
243 		  "bytes_left = %llu, flags = %s, compress_type = %d, "
244 		  "refs = %d",
245 		  show_root_type(__entry->root_objectid),
246 		  (unsigned long long)__entry->ino,
247 		  (unsigned long long)__entry->file_offset,
248 		  (unsigned long long)__entry->start,
249 		  (unsigned long long)__entry->len,
250 		  (unsigned long long)__entry->disk_len,
251 		  (unsigned long long)__entry->bytes_left,
252 		  show_ordered_flags(__entry->flags),
253 		  __entry->compress_type, __entry->refs)
254 );
255 
256 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
257 
258 	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
259 
260 	TP_ARGS(inode, ordered)
261 );
262 
263 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
264 
265 	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
266 
267 	TP_ARGS(inode, ordered)
268 );
269 
270 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
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_put,
278 
279 	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
280 
281 	TP_ARGS(inode, ordered)
282 );
283 
284 DECLARE_EVENT_CLASS(btrfs__writepage,
285 
286 	TP_PROTO(struct page *page, struct inode *inode,
287 		 struct writeback_control *wbc),
288 
289 	TP_ARGS(page, inode, wbc),
290 
291 	TP_STRUCT__entry(
292 		__field(	ino_t,  ino			)
293 		__field(	pgoff_t,  index			)
294 		__field(	long,   nr_to_write		)
295 		__field(	long,   pages_skipped		)
296 		__field(	loff_t, range_start		)
297 		__field(	loff_t, range_end		)
298 		__field(	char,   for_kupdate		)
299 		__field(	char,   for_reclaim		)
300 		__field(	char,   range_cyclic		)
301 		__field(	pgoff_t,  writeback_index	)
302 		__field(	u64,    root_objectid		)
303 	),
304 
305 	TP_fast_assign(
306 		__entry->ino		= inode->i_ino;
307 		__entry->index		= page->index;
308 		__entry->nr_to_write	= wbc->nr_to_write;
309 		__entry->pages_skipped	= wbc->pages_skipped;
310 		__entry->range_start	= wbc->range_start;
311 		__entry->range_end	= wbc->range_end;
312 		__entry->for_kupdate	= wbc->for_kupdate;
313 		__entry->for_reclaim	= wbc->for_reclaim;
314 		__entry->range_cyclic	= wbc->range_cyclic;
315 		__entry->writeback_index = inode->i_mapping->writeback_index;
316 		__entry->root_objectid	=
317 				 BTRFS_I(inode)->root->root_key.objectid;
318 	),
319 
320 	TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, "
321 		  "nr_to_write = %ld, pages_skipped = %ld, range_start = %llu, "
322 		  "range_end = %llu, for_kupdate = %d, "
323 		  "for_reclaim = %d, range_cyclic = %d, writeback_index = %lu",
324 		  show_root_type(__entry->root_objectid),
325 		  (unsigned long)__entry->ino, __entry->index,
326 		  __entry->nr_to_write, __entry->pages_skipped,
327 		  __entry->range_start, __entry->range_end,
328 		  __entry->for_kupdate,
329 		  __entry->for_reclaim, __entry->range_cyclic,
330 		  (unsigned long)__entry->writeback_index)
331 );
332 
333 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
334 
335 	TP_PROTO(struct page *page, struct inode *inode,
336 		 struct writeback_control *wbc),
337 
338 	TP_ARGS(page, inode, wbc)
339 );
340 
341 TRACE_EVENT(btrfs_writepage_end_io_hook,
342 
343 	TP_PROTO(struct page *page, u64 start, u64 end, int uptodate),
344 
345 	TP_ARGS(page, start, end, uptodate),
346 
347 	TP_STRUCT__entry(
348 		__field(	ino_t,	 ino		)
349 		__field(	pgoff_t, index		)
350 		__field(	u64,	 start		)
351 		__field(	u64,	 end		)
352 		__field(	int,	 uptodate	)
353 		__field(	u64,    root_objectid	)
354 	),
355 
356 	TP_fast_assign(
357 		__entry->ino	= page->mapping->host->i_ino;
358 		__entry->index	= page->index;
359 		__entry->start	= start;
360 		__entry->end	= end;
361 		__entry->uptodate = uptodate;
362 		__entry->root_objectid	=
363 			 BTRFS_I(page->mapping->host)->root->root_key.objectid;
364 	),
365 
366 	TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, start = %llu, "
367 		  "end = %llu, uptodate = %d",
368 		  show_root_type(__entry->root_objectid),
369 		  (unsigned long)__entry->ino, (unsigned long)__entry->index,
370 		  (unsigned long long)__entry->start,
371 		  (unsigned long long)__entry->end, __entry->uptodate)
372 );
373 
374 TRACE_EVENT(btrfs_sync_file,
375 
376 	TP_PROTO(struct file *file, int datasync),
377 
378 	TP_ARGS(file, datasync),
379 
380 	TP_STRUCT__entry(
381 		__field(	ino_t,  ino		)
382 		__field(	ino_t,  parent		)
383 		__field(	int,    datasync	)
384 		__field(	u64,    root_objectid	)
385 	),
386 
387 	TP_fast_assign(
388 		struct dentry *dentry = file->f_path.dentry;
389 		struct inode *inode = dentry->d_inode;
390 
391 		__entry->ino		= inode->i_ino;
392 		__entry->parent		= dentry->d_parent->d_inode->i_ino;
393 		__entry->datasync	= datasync;
394 		__entry->root_objectid	=
395 				 BTRFS_I(inode)->root->root_key.objectid;
396 	),
397 
398 	TP_printk("root = %llu(%s), ino = %ld, parent = %ld, datasync = %d",
399 		  show_root_type(__entry->root_objectid),
400 		  (unsigned long)__entry->ino, (unsigned long)__entry->parent,
401 		  __entry->datasync)
402 );
403 
404 TRACE_EVENT(btrfs_sync_fs,
405 
406 	TP_PROTO(int wait),
407 
408 	TP_ARGS(wait),
409 
410 	TP_STRUCT__entry(
411 		__field(	int,  wait		)
412 	),
413 
414 	TP_fast_assign(
415 		__entry->wait	= wait;
416 	),
417 
418 	TP_printk("wait = %d", __entry->wait)
419 );
420 
421 #define show_ref_action(action)						\
422 	__print_symbolic(action,					\
423 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
424 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
425 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
426 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
427 
428 
429 TRACE_EVENT(btrfs_delayed_tree_ref,
430 
431 	TP_PROTO(struct btrfs_delayed_ref_node *ref,
432 		 struct btrfs_delayed_tree_ref *full_ref,
433 		 int action),
434 
435 	TP_ARGS(ref, full_ref, action),
436 
437 	TP_STRUCT__entry(
438 		__field(	u64,  bytenr		)
439 		__field(	u64,  num_bytes		)
440 		__field(	int,  action		)
441 		__field(	u64,  parent		)
442 		__field(	u64,  ref_root		)
443 		__field(	int,  level		)
444 		__field(	int,  type		)
445 	),
446 
447 	TP_fast_assign(
448 		__entry->bytenr		= ref->bytenr;
449 		__entry->num_bytes	= ref->num_bytes;
450 		__entry->action		= action;
451 		__entry->parent		= full_ref->parent;
452 		__entry->ref_root	= full_ref->root;
453 		__entry->level		= full_ref->level;
454 		__entry->type		= ref->type;
455 	),
456 
457 	TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
458 		  "parent = %llu(%s), ref_root = %llu(%s), level = %d, "
459 		  "type = %s",
460 		  (unsigned long long)__entry->bytenr,
461 		  (unsigned long long)__entry->num_bytes,
462 		  show_ref_action(__entry->action),
463 		  show_root_type(__entry->parent),
464 		  show_root_type(__entry->ref_root),
465 		  __entry->level, show_ref_type(__entry->type))
466 );
467 
468 TRACE_EVENT(btrfs_delayed_data_ref,
469 
470 	TP_PROTO(struct btrfs_delayed_ref_node *ref,
471 		 struct btrfs_delayed_data_ref *full_ref,
472 		 int action),
473 
474 	TP_ARGS(ref, full_ref, action),
475 
476 	TP_STRUCT__entry(
477 		__field(	u64,  bytenr		)
478 		__field(	u64,  num_bytes		)
479 		__field(	int,  action		)
480 		__field(	u64,  parent		)
481 		__field(	u64,  ref_root		)
482 		__field(	u64,  owner		)
483 		__field(	u64,  offset		)
484 		__field(	int,  type		)
485 	),
486 
487 	TP_fast_assign(
488 		__entry->bytenr		= ref->bytenr;
489 		__entry->num_bytes	= ref->num_bytes;
490 		__entry->action		= action;
491 		__entry->parent		= full_ref->parent;
492 		__entry->ref_root	= full_ref->root;
493 		__entry->owner		= full_ref->objectid;
494 		__entry->offset		= full_ref->offset;
495 		__entry->type		= ref->type;
496 	),
497 
498 	TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
499 		  "parent = %llu(%s), ref_root = %llu(%s), owner = %llu, "
500 		  "offset = %llu, type = %s",
501 		  (unsigned long long)__entry->bytenr,
502 		  (unsigned long long)__entry->num_bytes,
503 		  show_ref_action(__entry->action),
504 		  show_root_type(__entry->parent),
505 		  show_root_type(__entry->ref_root),
506 		  (unsigned long long)__entry->owner,
507 		  (unsigned long long)__entry->offset,
508 		  show_ref_type(__entry->type))
509 );
510 
511 TRACE_EVENT(btrfs_delayed_ref_head,
512 
513 	TP_PROTO(struct btrfs_delayed_ref_node *ref,
514 		 struct btrfs_delayed_ref_head *head_ref,
515 		 int action),
516 
517 	TP_ARGS(ref, head_ref, action),
518 
519 	TP_STRUCT__entry(
520 		__field(	u64,  bytenr		)
521 		__field(	u64,  num_bytes		)
522 		__field(	int,  action		)
523 		__field(	int,  is_data		)
524 	),
525 
526 	TP_fast_assign(
527 		__entry->bytenr		= ref->bytenr;
528 		__entry->num_bytes	= ref->num_bytes;
529 		__entry->action		= action;
530 		__entry->is_data	= head_ref->is_data;
531 	),
532 
533 	TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, is_data = %d",
534 		  (unsigned long long)__entry->bytenr,
535 		  (unsigned long long)__entry->num_bytes,
536 		  show_ref_action(__entry->action),
537 		  __entry->is_data)
538 );
539 
540 #define show_chunk_type(type)					\
541 	__print_flags(type, "|",				\
542 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
543 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
544 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
545 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
546 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
547 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
548 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"})
549 
550 DECLARE_EVENT_CLASS(btrfs__chunk,
551 
552 	TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
553 		 u64 offset, u64 size),
554 
555 	TP_ARGS(root, map, offset, size),
556 
557 	TP_STRUCT__entry(
558 		__field(	int,  num_stripes		)
559 		__field(	u64,  type			)
560 		__field(	int,  sub_stripes		)
561 		__field(	u64,  offset			)
562 		__field(	u64,  size			)
563 		__field(	u64,  root_objectid		)
564 	),
565 
566 	TP_fast_assign(
567 		__entry->num_stripes	= map->num_stripes;
568 		__entry->type		= map->type;
569 		__entry->sub_stripes	= map->sub_stripes;
570 		__entry->offset		= offset;
571 		__entry->size		= size;
572 		__entry->root_objectid	= root->root_key.objectid;
573 	),
574 
575 	TP_printk("root = %llu(%s), offset = %llu, size = %llu, "
576 		  "num_stripes = %d, sub_stripes = %d, type = %s",
577 		  show_root_type(__entry->root_objectid),
578 		  (unsigned long long)__entry->offset,
579 		  (unsigned long long)__entry->size,
580 		  __entry->num_stripes, __entry->sub_stripes,
581 		  show_chunk_type(__entry->type))
582 );
583 
584 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
585 
586 	TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
587 		 u64 offset, u64 size),
588 
589 	TP_ARGS(root, map, offset, size)
590 );
591 
592 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
593 
594 	TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
595 		 u64 offset, u64 size),
596 
597 	TP_ARGS(root, map, offset, size)
598 );
599 
600 TRACE_EVENT(btrfs_cow_block,
601 
602 	TP_PROTO(struct btrfs_root *root, struct extent_buffer *buf,
603 		 struct extent_buffer *cow),
604 
605 	TP_ARGS(root, buf, cow),
606 
607 	TP_STRUCT__entry(
608 		__field(	u64,  root_objectid		)
609 		__field(	u64,  buf_start			)
610 		__field(	int,  refs			)
611 		__field(	u64,  cow_start			)
612 		__field(	int,  buf_level			)
613 		__field(	int,  cow_level			)
614 	),
615 
616 	TP_fast_assign(
617 		__entry->root_objectid	= root->root_key.objectid;
618 		__entry->buf_start	= buf->start;
619 		__entry->refs		= atomic_read(&buf->refs);
620 		__entry->cow_start	= cow->start;
621 		__entry->buf_level	= btrfs_header_level(buf);
622 		__entry->cow_level	= btrfs_header_level(cow);
623 	),
624 
625 	TP_printk("root = %llu(%s), refs = %d, orig_buf = %llu "
626 		  "(orig_level = %d), cow_buf = %llu (cow_level = %d)",
627 		  show_root_type(__entry->root_objectid),
628 		  __entry->refs,
629 		  (unsigned long long)__entry->buf_start,
630 		  __entry->buf_level,
631 		  (unsigned long long)__entry->cow_start,
632 		  __entry->cow_level)
633 );
634 
635 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
636 
637 	TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
638 
639 	TP_ARGS(root, start, len),
640 
641 	TP_STRUCT__entry(
642 		__field(	u64,  root_objectid		)
643 		__field(	u64,  start			)
644 		__field(	u64,  len			)
645 	),
646 
647 	TP_fast_assign(
648 		__entry->root_objectid	= root->root_key.objectid;
649 		__entry->start		= start;
650 		__entry->len		= len;
651 	),
652 
653 	TP_printk("root = %llu(%s), start = %llu, len = %llu",
654 		  show_root_type(__entry->root_objectid),
655 		  (unsigned long long)__entry->start,
656 		  (unsigned long long)__entry->len)
657 );
658 
659 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
660 
661 	TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
662 
663 	TP_ARGS(root, start, len)
664 );
665 
666 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
667 
668 	TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
669 
670 	TP_ARGS(root, start, len)
671 );
672 
673 TRACE_EVENT(find_free_extent,
674 
675 	TP_PROTO(struct btrfs_root *root, u64 num_bytes, u64 empty_size,
676 		 u64 data),
677 
678 	TP_ARGS(root, num_bytes, empty_size, data),
679 
680 	TP_STRUCT__entry(
681 		__field(	u64,	root_objectid		)
682 		__field(	u64,	num_bytes		)
683 		__field(	u64,	empty_size		)
684 		__field(	u64,	data			)
685 	),
686 
687 	TP_fast_assign(
688 		__entry->root_objectid	= root->root_key.objectid;
689 		__entry->num_bytes	= num_bytes;
690 		__entry->empty_size	= empty_size;
691 		__entry->data		= data;
692 	),
693 
694 	TP_printk("root = %Lu(%s), len = %Lu, empty_size = %Lu, "
695 		  "flags = %Lu(%s)", show_root_type(__entry->root_objectid),
696 		  __entry->num_bytes, __entry->empty_size, __entry->data,
697 		  __print_flags((unsigned long)__entry->data, "|",
698 				 BTRFS_GROUP_FLAGS))
699 );
700 
701 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
702 
703 	TP_PROTO(struct btrfs_root *root,
704 		 struct btrfs_block_group_cache *block_group, u64 start,
705 		 u64 len),
706 
707 	TP_ARGS(root, block_group, start, len),
708 
709 	TP_STRUCT__entry(
710 		__field(	u64,	root_objectid		)
711 		__field(	u64,	bg_objectid		)
712 		__field(	u64,	flags			)
713 		__field(	u64,	start			)
714 		__field(	u64,	len			)
715 	),
716 
717 	TP_fast_assign(
718 		__entry->root_objectid	= root->root_key.objectid;
719 		__entry->bg_objectid	= block_group->key.objectid;
720 		__entry->flags		= block_group->flags;
721 		__entry->start		= start;
722 		__entry->len		= len;
723 	),
724 
725 	TP_printk("root = %Lu(%s), block_group = %Lu, flags = %Lu(%s), "
726 		  "start = %Lu, len = %Lu",
727 		  show_root_type(__entry->root_objectid), __entry->bg_objectid,
728 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
729 						"|", BTRFS_GROUP_FLAGS),
730 		  __entry->start, __entry->len)
731 );
732 
733 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
734 
735 	TP_PROTO(struct btrfs_root *root,
736 		 struct btrfs_block_group_cache *block_group, u64 start,
737 		 u64 len),
738 
739 	TP_ARGS(root, block_group, start, len)
740 );
741 
742 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
743 
744 	TP_PROTO(struct btrfs_root *root,
745 		 struct btrfs_block_group_cache *block_group, u64 start,
746 		 u64 len),
747 
748 	TP_ARGS(root, block_group, start, len)
749 );
750 
751 TRACE_EVENT(btrfs_find_cluster,
752 
753 	TP_PROTO(struct btrfs_block_group_cache *block_group, u64 start,
754 		 u64 bytes, u64 empty_size, u64 min_bytes),
755 
756 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
757 
758 	TP_STRUCT__entry(
759 		__field(	u64,	bg_objectid		)
760 		__field(	u64,	flags			)
761 		__field(	u64,	start			)
762 		__field(	u64,	bytes			)
763 		__field(	u64,	empty_size		)
764 		__field(	u64,	min_bytes		)
765 	),
766 
767 	TP_fast_assign(
768 		__entry->bg_objectid	= block_group->key.objectid;
769 		__entry->flags		= block_group->flags;
770 		__entry->start		= start;
771 		__entry->bytes		= bytes;
772 		__entry->empty_size	= empty_size;
773 		__entry->min_bytes	= min_bytes;
774 	),
775 
776 	TP_printk("block_group = %Lu, flags = %Lu(%s), start = %Lu, len = %Lu,"
777 		  " empty_size = %Lu, min_bytes = %Lu", __entry->bg_objectid,
778 		  __entry->flags,
779 		  __print_flags((unsigned long)__entry->flags, "|",
780 				BTRFS_GROUP_FLAGS), __entry->start,
781 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
782 );
783 
784 TRACE_EVENT(btrfs_failed_cluster_setup,
785 
786 	TP_PROTO(struct btrfs_block_group_cache *block_group),
787 
788 	TP_ARGS(block_group),
789 
790 	TP_STRUCT__entry(
791 		__field(	u64,	bg_objectid		)
792 	),
793 
794 	TP_fast_assign(
795 		__entry->bg_objectid	= block_group->key.objectid;
796 	),
797 
798 	TP_printk("block_group = %Lu", __entry->bg_objectid)
799 );
800 
801 TRACE_EVENT(btrfs_setup_cluster,
802 
803 	TP_PROTO(struct btrfs_block_group_cache *block_group,
804 		 struct btrfs_free_cluster *cluster, u64 size, int bitmap),
805 
806 	TP_ARGS(block_group, cluster, size, bitmap),
807 
808 	TP_STRUCT__entry(
809 		__field(	u64,	bg_objectid		)
810 		__field(	u64,	flags			)
811 		__field(	u64,	start			)
812 		__field(	u64,	max_size		)
813 		__field(	u64,	size			)
814 		__field(	int,	bitmap			)
815 	),
816 
817 	TP_fast_assign(
818 		__entry->bg_objectid	= block_group->key.objectid;
819 		__entry->flags		= block_group->flags;
820 		__entry->start		= cluster->window_start;
821 		__entry->max_size	= cluster->max_size;
822 		__entry->size		= size;
823 		__entry->bitmap		= bitmap;
824 	),
825 
826 	TP_printk("block_group = %Lu, flags = %Lu(%s), window_start = %Lu, "
827 		  "size = %Lu, max_size = %Lu, bitmap = %d",
828 		  __entry->bg_objectid,
829 		  __entry->flags,
830 		  __print_flags((unsigned long)__entry->flags, "|",
831 				BTRFS_GROUP_FLAGS), __entry->start,
832 		  __entry->size, __entry->max_size, __entry->bitmap)
833 );
834 
835 #endif /* _TRACE_BTRFS_H */
836 
837 /* This part must be outside protection */
838 #include <trace/define_trace.h>
839