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