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Add new kernel probes instrumentation
[lttng-modules.git] / instrumentation / events / mainline / btrfs.h
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_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_CSUM_TREE_OBJECTID )) ? __show_root_type(obj) : "-"
49
50 #define BTRFS_GROUP_FLAGS \
51 { BTRFS_BLOCK_GROUP_DATA, "DATA"}, \
52 { BTRFS_BLOCK_GROUP_SYSTEM, "SYSTEM"}, \
53 { BTRFS_BLOCK_GROUP_METADATA, "METADATA"}, \
54 { BTRFS_BLOCK_GROUP_RAID0, "RAID0"}, \
55 { BTRFS_BLOCK_GROUP_RAID1, "RAID1"}, \
56 { BTRFS_BLOCK_GROUP_DUP, "DUP"}, \
57 { BTRFS_BLOCK_GROUP_RAID10, "RAID10"}
58
59 #define BTRFS_UUID_SIZE 16
60
61 TRACE_EVENT(btrfs_transaction_commit,
62
63 TP_PROTO(struct btrfs_root *root),
64
65 TP_ARGS(root),
66
67 TP_STRUCT__entry(
68 __field( u64, generation )
69 __field( u64, root_objectid )
70 ),
71
72 TP_fast_assign(
73 __entry->generation = root->fs_info->generation;
74 __entry->root_objectid = root->root_key.objectid;
75 ),
76
77 TP_printk("root = %llu(%s), gen = %llu",
78 show_root_type(__entry->root_objectid),
79 (unsigned long long)__entry->generation)
80 );
81
82 DECLARE_EVENT_CLASS(btrfs__inode,
83
84 TP_PROTO(struct inode *inode),
85
86 TP_ARGS(inode),
87
88 TP_STRUCT__entry(
89 __field( ino_t, ino )
90 __field( blkcnt_t, blocks )
91 __field( u64, disk_i_size )
92 __field( u64, generation )
93 __field( u64, last_trans )
94 __field( u64, logged_trans )
95 __field( u64, root_objectid )
96 ),
97
98 TP_fast_assign(
99 __entry->ino = inode->i_ino;
100 __entry->blocks = inode->i_blocks;
101 __entry->disk_i_size = BTRFS_I(inode)->disk_i_size;
102 __entry->generation = BTRFS_I(inode)->generation;
103 __entry->last_trans = BTRFS_I(inode)->last_trans;
104 __entry->logged_trans = BTRFS_I(inode)->logged_trans;
105 __entry->root_objectid =
106 BTRFS_I(inode)->root->root_key.objectid;
107 ),
108
109 TP_printk("root = %llu(%s), gen = %llu, ino = %lu, blocks = %llu, "
110 "disk_i_size = %llu, last_trans = %llu, logged_trans = %llu",
111 show_root_type(__entry->root_objectid),
112 (unsigned long long)__entry->generation,
113 (unsigned long)__entry->ino,
114 (unsigned long long)__entry->blocks,
115 (unsigned long long)__entry->disk_i_size,
116 (unsigned long long)__entry->last_trans,
117 (unsigned long long)__entry->logged_trans)
118 );
119
120 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
121
122 TP_PROTO(struct inode *inode),
123
124 TP_ARGS(inode)
125 );
126
127 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
128
129 TP_PROTO(struct inode *inode),
130
131 TP_ARGS(inode)
132 );
133
134 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
135
136 TP_PROTO(struct inode *inode),
137
138 TP_ARGS(inode)
139 );
140
141 #define __show_map_type(type) \
142 __print_symbolic_u64(type, \
143 { EXTENT_MAP_LAST_BYTE, "LAST_BYTE" }, \
144 { EXTENT_MAP_HOLE, "HOLE" }, \
145 { EXTENT_MAP_INLINE, "INLINE" }, \
146 { EXTENT_MAP_DELALLOC, "DELALLOC" })
147
148 #define show_map_type(type) \
149 type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" : __show_map_type(type)
150
151 #define show_map_flags(flag) \
152 __print_flags(flag, "|", \
153 { EXTENT_FLAG_PINNED, "PINNED" }, \
154 { EXTENT_FLAG_COMPRESSED, "COMPRESSED" }, \
155 { EXTENT_FLAG_VACANCY, "VACANCY" }, \
156 { EXTENT_FLAG_PREALLOC, "PREALLOC" })
157
158 TRACE_EVENT(btrfs_get_extent,
159
160 TP_PROTO(struct btrfs_root *root, struct extent_map *map),
161
162 TP_ARGS(root, map),
163
164 TP_STRUCT__entry(
165 __field( u64, root_objectid )
166 __field( u64, start )
167 __field( u64, len )
168 __field( u64, orig_start )
169 __field( u64, block_start )
170 __field( u64, block_len )
171 __field( unsigned long, flags )
172 __field( int, refs )
173 __field( unsigned int, compress_type )
174 ),
175
176 TP_fast_assign(
177 __entry->root_objectid = root->root_key.objectid;
178 __entry->start = map->start;
179 __entry->len = map->len;
180 __entry->orig_start = map->orig_start;
181 __entry->block_start = map->block_start;
182 __entry->block_len = map->block_len;
183 __entry->flags = map->flags;
184 __entry->refs = atomic_read(&map->refs);
185 __entry->compress_type = map->compress_type;
186 ),
187
188 TP_printk("root = %llu(%s), start = %llu, len = %llu, "
189 "orig_start = %llu, block_start = %llu(%s), "
190 "block_len = %llu, flags = %s, refs = %u, "
191 "compress_type = %u",
192 show_root_type(__entry->root_objectid),
193 (unsigned long long)__entry->start,
194 (unsigned long long)__entry->len,
195 (unsigned long long)__entry->orig_start,
196 show_map_type(__entry->block_start),
197 (unsigned long long)__entry->block_len,
198 show_map_flags(__entry->flags),
199 __entry->refs, __entry->compress_type)
200 );
201
202 #define show_ordered_flags(flags) \
203 __print_symbolic(flags, \
204 { BTRFS_ORDERED_IO_DONE, "IO_DONE" }, \
205 { BTRFS_ORDERED_COMPLETE, "COMPLETE" }, \
206 { BTRFS_ORDERED_NOCOW, "NOCOW" }, \
207 { BTRFS_ORDERED_COMPRESSED, "COMPRESSED" }, \
208 { BTRFS_ORDERED_PREALLOC, "PREALLOC" }, \
209 { BTRFS_ORDERED_DIRECT, "DIRECT" })
210
211 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
212
213 TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
214
215 TP_ARGS(inode, ordered),
216
217 TP_STRUCT__entry(
218 __field( ino_t, ino )
219 __field( u64, file_offset )
220 __field( u64, start )
221 __field( u64, len )
222 __field( u64, disk_len )
223 __field( u64, bytes_left )
224 __field( unsigned long, flags )
225 __field( int, compress_type )
226 __field( int, refs )
227 __field( u64, root_objectid )
228 ),
229
230 TP_fast_assign(
231 __entry->ino = inode->i_ino;
232 __entry->file_offset = ordered->file_offset;
233 __entry->start = ordered->start;
234 __entry->len = ordered->len;
235 __entry->disk_len = ordered->disk_len;
236 __entry->bytes_left = ordered->bytes_left;
237 __entry->flags = ordered->flags;
238 __entry->compress_type = ordered->compress_type;
239 __entry->refs = atomic_read(&ordered->refs);
240 __entry->root_objectid =
241 BTRFS_I(inode)->root->root_key.objectid;
242 ),
243
244 TP_printk("root = %llu(%s), ino = %llu, file_offset = %llu, "
245 "start = %llu, len = %llu, disk_len = %llu, "
246 "bytes_left = %llu, flags = %s, compress_type = %d, "
247 "refs = %d",
248 show_root_type(__entry->root_objectid),
249 (unsigned long long)__entry->ino,
250 (unsigned long long)__entry->file_offset,
251 (unsigned long long)__entry->start,
252 (unsigned long long)__entry->len,
253 (unsigned long long)__entry->disk_len,
254 (unsigned long long)__entry->bytes_left,
255 show_ordered_flags(__entry->flags),
256 __entry->compress_type, __entry->refs)
257 );
258
259 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
260
261 TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
262
263 TP_ARGS(inode, ordered)
264 );
265
266 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
267
268 TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
269
270 TP_ARGS(inode, ordered)
271 );
272
273 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
274
275 TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
276
277 TP_ARGS(inode, ordered)
278 );
279
280 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
281
282 TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
283
284 TP_ARGS(inode, ordered)
285 );
286
287 DECLARE_EVENT_CLASS(btrfs__writepage,
288
289 TP_PROTO(struct page *page, struct inode *inode,
290 struct writeback_control *wbc),
291
292 TP_ARGS(page, inode, wbc),
293
294 TP_STRUCT__entry(
295 __field( ino_t, ino )
296 __field( pgoff_t, index )
297 __field( long, nr_to_write )
298 __field( long, pages_skipped )
299 __field( loff_t, range_start )
300 __field( loff_t, range_end )
301 __field( char, for_kupdate )
302 __field( char, for_reclaim )
303 __field( char, range_cyclic )
304 __field( pgoff_t, writeback_index )
305 __field( u64, root_objectid )
306 ),
307
308 TP_fast_assign(
309 __entry->ino = inode->i_ino;
310 __entry->index = page->index;
311 __entry->nr_to_write = wbc->nr_to_write;
312 __entry->pages_skipped = wbc->pages_skipped;
313 __entry->range_start = wbc->range_start;
314 __entry->range_end = wbc->range_end;
315 __entry->for_kupdate = wbc->for_kupdate;
316 __entry->for_reclaim = wbc->for_reclaim;
317 __entry->range_cyclic = wbc->range_cyclic;
318 __entry->writeback_index = inode->i_mapping->writeback_index;
319 __entry->root_objectid =
320 BTRFS_I(inode)->root->root_key.objectid;
321 ),
322
323 TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, "
324 "nr_to_write = %ld, pages_skipped = %ld, range_start = %llu, "
325 "range_end = %llu, for_kupdate = %d, "
326 "for_reclaim = %d, range_cyclic = %d, writeback_index = %lu",
327 show_root_type(__entry->root_objectid),
328 (unsigned long)__entry->ino, __entry->index,
329 __entry->nr_to_write, __entry->pages_skipped,
330 __entry->range_start, __entry->range_end,
331 __entry->for_kupdate,
332 __entry->for_reclaim, __entry->range_cyclic,
333 (unsigned long)__entry->writeback_index)
334 );
335
336 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
337
338 TP_PROTO(struct page *page, struct inode *inode,
339 struct writeback_control *wbc),
340
341 TP_ARGS(page, inode, wbc)
342 );
343
344 TRACE_EVENT(btrfs_writepage_end_io_hook,
345
346 TP_PROTO(struct page *page, u64 start, u64 end, int uptodate),
347
348 TP_ARGS(page, start, end, uptodate),
349
350 TP_STRUCT__entry(
351 __field( ino_t, ino )
352 __field( pgoff_t, index )
353 __field( u64, start )
354 __field( u64, end )
355 __field( int, uptodate )
356 __field( u64, root_objectid )
357 ),
358
359 TP_fast_assign(
360 __entry->ino = page->mapping->host->i_ino;
361 __entry->index = page->index;
362 __entry->start = start;
363 __entry->end = end;
364 __entry->uptodate = uptodate;
365 __entry->root_objectid =
366 BTRFS_I(page->mapping->host)->root->root_key.objectid;
367 ),
368
369 TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, start = %llu, "
370 "end = %llu, uptodate = %d",
371 show_root_type(__entry->root_objectid),
372 (unsigned long)__entry->ino, (unsigned long)__entry->index,
373 (unsigned long long)__entry->start,
374 (unsigned long long)__entry->end, __entry->uptodate)
375 );
376
377 TRACE_EVENT(btrfs_sync_file,
378
379 TP_PROTO(struct file *file, int datasync),
380
381 TP_ARGS(file, datasync),
382
383 TP_STRUCT__entry(
384 __field( ino_t, ino )
385 __field( ino_t, parent )
386 __field( int, datasync )
387 __field( u64, root_objectid )
388 ),
389
390 TP_fast_assign(
391 struct dentry *dentry = file->f_path.dentry;
392 struct inode *inode = dentry->d_inode;
393
394 __entry->ino = inode->i_ino;
395 __entry->parent = dentry->d_parent->d_inode->i_ino;
396 __entry->datasync = datasync;
397 __entry->root_objectid =
398 BTRFS_I(inode)->root->root_key.objectid;
399 ),
400
401 TP_printk("root = %llu(%s), ino = %ld, parent = %ld, datasync = %d",
402 show_root_type(__entry->root_objectid),
403 (unsigned long)__entry->ino, (unsigned long)__entry->parent,
404 __entry->datasync)
405 );
406
407 TRACE_EVENT(btrfs_sync_fs,
408
409 TP_PROTO(int wait),
410
411 TP_ARGS(wait),
412
413 TP_STRUCT__entry(
414 __field( int, wait )
415 ),
416
417 TP_fast_assign(
418 __entry->wait = wait;
419 ),
420
421 TP_printk("wait = %d", __entry->wait)
422 );
423
424 #define show_ref_action(action) \
425 __print_symbolic(action, \
426 { BTRFS_ADD_DELAYED_REF, "ADD_DELAYED_REF" }, \
427 { BTRFS_DROP_DELAYED_REF, "DROP_DELAYED_REF" }, \
428 { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, \
429 { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
430
431
432 TRACE_EVENT(btrfs_delayed_tree_ref,
433
434 TP_PROTO(struct btrfs_delayed_ref_node *ref,
435 struct btrfs_delayed_tree_ref *full_ref,
436 int action),
437
438 TP_ARGS(ref, full_ref, action),
439
440 TP_STRUCT__entry(
441 __field( u64, bytenr )
442 __field( u64, num_bytes )
443 __field( int, action )
444 __field( u64, parent )
445 __field( u64, ref_root )
446 __field( int, level )
447 __field( int, type )
448 __field( u64, seq )
449 ),
450
451 TP_fast_assign(
452 __entry->bytenr = ref->bytenr;
453 __entry->num_bytes = ref->num_bytes;
454 __entry->action = action;
455 __entry->parent = full_ref->parent;
456 __entry->ref_root = full_ref->root;
457 __entry->level = full_ref->level;
458 __entry->type = ref->type;
459 __entry->seq = ref->seq;
460 ),
461
462 TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
463 "parent = %llu(%s), ref_root = %llu(%s), level = %d, "
464 "type = %s, seq = %llu",
465 (unsigned long long)__entry->bytenr,
466 (unsigned long long)__entry->num_bytes,
467 show_ref_action(__entry->action),
468 show_root_type(__entry->parent),
469 show_root_type(__entry->ref_root),
470 __entry->level, show_ref_type(__entry->type),
471 (unsigned long long)__entry->seq)
472 );
473
474 TRACE_EVENT(btrfs_delayed_data_ref,
475
476 TP_PROTO(struct btrfs_delayed_ref_node *ref,
477 struct btrfs_delayed_data_ref *full_ref,
478 int action),
479
480 TP_ARGS(ref, full_ref, action),
481
482 TP_STRUCT__entry(
483 __field( u64, bytenr )
484 __field( u64, num_bytes )
485 __field( int, action )
486 __field( u64, parent )
487 __field( u64, ref_root )
488 __field( u64, owner )
489 __field( u64, offset )
490 __field( int, type )
491 __field( u64, seq )
492 ),
493
494 TP_fast_assign(
495 __entry->bytenr = ref->bytenr;
496 __entry->num_bytes = ref->num_bytes;
497 __entry->action = action;
498 __entry->parent = full_ref->parent;
499 __entry->ref_root = full_ref->root;
500 __entry->owner = full_ref->objectid;
501 __entry->offset = full_ref->offset;
502 __entry->type = ref->type;
503 __entry->seq = ref->seq;
504 ),
505
506 TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
507 "parent = %llu(%s), ref_root = %llu(%s), owner = %llu, "
508 "offset = %llu, type = %s, seq = %llu",
509 (unsigned long long)__entry->bytenr,
510 (unsigned long long)__entry->num_bytes,
511 show_ref_action(__entry->action),
512 show_root_type(__entry->parent),
513 show_root_type(__entry->ref_root),
514 (unsigned long long)__entry->owner,
515 (unsigned long long)__entry->offset,
516 show_ref_type(__entry->type),
517 (unsigned long long)__entry->seq)
518 );
519
520 TRACE_EVENT(btrfs_delayed_ref_head,
521
522 TP_PROTO(struct btrfs_delayed_ref_node *ref,
523 struct btrfs_delayed_ref_head *head_ref,
524 int action),
525
526 TP_ARGS(ref, head_ref, action),
527
528 TP_STRUCT__entry(
529 __field( u64, bytenr )
530 __field( u64, num_bytes )
531 __field( int, action )
532 __field( int, is_data )
533 ),
534
535 TP_fast_assign(
536 __entry->bytenr = ref->bytenr;
537 __entry->num_bytes = ref->num_bytes;
538 __entry->action = action;
539 __entry->is_data = head_ref->is_data;
540 ),
541
542 TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, is_data = %d",
543 (unsigned long long)__entry->bytenr,
544 (unsigned long long)__entry->num_bytes,
545 show_ref_action(__entry->action),
546 __entry->is_data)
547 );
548
549 #define show_chunk_type(type) \
550 __print_flags(type, "|", \
551 { BTRFS_BLOCK_GROUP_DATA, "DATA" }, \
552 { BTRFS_BLOCK_GROUP_SYSTEM, "SYSTEM"}, \
553 { BTRFS_BLOCK_GROUP_METADATA, "METADATA"}, \
554 { BTRFS_BLOCK_GROUP_RAID0, "RAID0" }, \
555 { BTRFS_BLOCK_GROUP_RAID1, "RAID1" }, \
556 { BTRFS_BLOCK_GROUP_DUP, "DUP" }, \
557 { BTRFS_BLOCK_GROUP_RAID10, "RAID10"})
558
559 DECLARE_EVENT_CLASS(btrfs__chunk,
560
561 TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
562 u64 offset, u64 size),
563
564 TP_ARGS(root, map, offset, size),
565
566 TP_STRUCT__entry(
567 __field( int, num_stripes )
568 __field( u64, type )
569 __field( int, sub_stripes )
570 __field( u64, offset )
571 __field( u64, size )
572 __field( u64, root_objectid )
573 ),
574
575 TP_fast_assign(
576 __entry->num_stripes = map->num_stripes;
577 __entry->type = map->type;
578 __entry->sub_stripes = map->sub_stripes;
579 __entry->offset = offset;
580 __entry->size = size;
581 __entry->root_objectid = root->root_key.objectid;
582 ),
583
584 TP_printk("root = %llu(%s), offset = %llu, size = %llu, "
585 "num_stripes = %d, sub_stripes = %d, type = %s",
586 show_root_type(__entry->root_objectid),
587 (unsigned long long)__entry->offset,
588 (unsigned long long)__entry->size,
589 __entry->num_stripes, __entry->sub_stripes,
590 show_chunk_type(__entry->type))
591 );
592
593 DEFINE_EVENT(btrfs__chunk, btrfs_chunk_alloc,
594
595 TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
596 u64 offset, u64 size),
597
598 TP_ARGS(root, map, offset, size)
599 );
600
601 DEFINE_EVENT(btrfs__chunk, btrfs_chunk_free,
602
603 TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
604 u64 offset, u64 size),
605
606 TP_ARGS(root, map, offset, size)
607 );
608
609 TRACE_EVENT(btrfs_cow_block,
610
611 TP_PROTO(struct btrfs_root *root, struct extent_buffer *buf,
612 struct extent_buffer *cow),
613
614 TP_ARGS(root, buf, cow),
615
616 TP_STRUCT__entry(
617 __field( u64, root_objectid )
618 __field( u64, buf_start )
619 __field( int, refs )
620 __field( u64, cow_start )
621 __field( int, buf_level )
622 __field( int, cow_level )
623 ),
624
625 TP_fast_assign(
626 __entry->root_objectid = root->root_key.objectid;
627 __entry->buf_start = buf->start;
628 __entry->refs = atomic_read(&buf->refs);
629 __entry->cow_start = cow->start;
630 __entry->buf_level = btrfs_header_level(buf);
631 __entry->cow_level = btrfs_header_level(cow);
632 ),
633
634 TP_printk("root = %llu(%s), refs = %d, orig_buf = %llu "
635 "(orig_level = %d), cow_buf = %llu (cow_level = %d)",
636 show_root_type(__entry->root_objectid),
637 __entry->refs,
638 (unsigned long long)__entry->buf_start,
639 __entry->buf_level,
640 (unsigned long long)__entry->cow_start,
641 __entry->cow_level)
642 );
643
644 TRACE_EVENT(btrfs_space_reservation,
645
646 TP_PROTO(struct btrfs_fs_info *fs_info, char *type, u64 val,
647 u64 bytes, int reserve),
648
649 TP_ARGS(fs_info, type, val, bytes, reserve),
650
651 TP_STRUCT__entry(
652 __array( u8, fsid, BTRFS_UUID_SIZE )
653 __string( type, type )
654 __field( u64, val )
655 __field( u64, bytes )
656 __field( int, reserve )
657 ),
658
659 TP_fast_assign(
660 memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE);
661 __assign_str(type, type);
662 __entry->val = val;
663 __entry->bytes = bytes;
664 __entry->reserve = reserve;
665 ),
666
667 TP_printk("%pU: %s: %Lu %s %Lu", __entry->fsid, __get_str(type),
668 __entry->val, __entry->reserve ? "reserve" : "release",
669 __entry->bytes)
670 );
671
672 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
673
674 TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
675
676 TP_ARGS(root, start, len),
677
678 TP_STRUCT__entry(
679 __field( u64, root_objectid )
680 __field( u64, start )
681 __field( u64, len )
682 ),
683
684 TP_fast_assign(
685 __entry->root_objectid = root->root_key.objectid;
686 __entry->start = start;
687 __entry->len = len;
688 ),
689
690 TP_printk("root = %llu(%s), start = %llu, len = %llu",
691 show_root_type(__entry->root_objectid),
692 (unsigned long long)__entry->start,
693 (unsigned long long)__entry->len)
694 );
695
696 DEFINE_EVENT(btrfs__reserved_extent, btrfs_reserved_extent_alloc,
697
698 TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
699
700 TP_ARGS(root, start, len)
701 );
702
703 DEFINE_EVENT(btrfs__reserved_extent, btrfs_reserved_extent_free,
704
705 TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
706
707 TP_ARGS(root, start, len)
708 );
709
710 TRACE_EVENT(find_free_extent,
711
712 TP_PROTO(struct btrfs_root *root, u64 num_bytes, u64 empty_size,
713 u64 data),
714
715 TP_ARGS(root, num_bytes, empty_size, data),
716
717 TP_STRUCT__entry(
718 __field( u64, root_objectid )
719 __field( u64, num_bytes )
720 __field( u64, empty_size )
721 __field( u64, data )
722 ),
723
724 TP_fast_assign(
725 __entry->root_objectid = root->root_key.objectid;
726 __entry->num_bytes = num_bytes;
727 __entry->empty_size = empty_size;
728 __entry->data = data;
729 ),
730
731 TP_printk("root = %Lu(%s), len = %Lu, empty_size = %Lu, "
732 "flags = %Lu(%s)", show_root_type(__entry->root_objectid),
733 __entry->num_bytes, __entry->empty_size, __entry->data,
734 __print_flags((unsigned long)__entry->data, "|",
735 BTRFS_GROUP_FLAGS))
736 );
737
738 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
739
740 TP_PROTO(struct btrfs_root *root,
741 struct btrfs_block_group_cache *block_group, u64 start,
742 u64 len),
743
744 TP_ARGS(root, block_group, start, len),
745
746 TP_STRUCT__entry(
747 __field( u64, root_objectid )
748 __field( u64, bg_objectid )
749 __field( u64, flags )
750 __field( u64, start )
751 __field( u64, len )
752 ),
753
754 TP_fast_assign(
755 __entry->root_objectid = root->root_key.objectid;
756 __entry->bg_objectid = block_group->key.objectid;
757 __entry->flags = block_group->flags;
758 __entry->start = start;
759 __entry->len = len;
760 ),
761
762 TP_printk("root = %Lu(%s), block_group = %Lu, flags = %Lu(%s), "
763 "start = %Lu, len = %Lu",
764 show_root_type(__entry->root_objectid), __entry->bg_objectid,
765 __entry->flags, __print_flags((unsigned long)__entry->flags,
766 "|", BTRFS_GROUP_FLAGS),
767 __entry->start, __entry->len)
768 );
769
770 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
771
772 TP_PROTO(struct btrfs_root *root,
773 struct btrfs_block_group_cache *block_group, u64 start,
774 u64 len),
775
776 TP_ARGS(root, block_group, start, len)
777 );
778
779 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
780
781 TP_PROTO(struct btrfs_root *root,
782 struct btrfs_block_group_cache *block_group, u64 start,
783 u64 len),
784
785 TP_ARGS(root, block_group, start, len)
786 );
787
788 TRACE_EVENT(btrfs_find_cluster,
789
790 TP_PROTO(struct btrfs_block_group_cache *block_group, u64 start,
791 u64 bytes, u64 empty_size, u64 min_bytes),
792
793 TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
794
795 TP_STRUCT__entry(
796 __field( u64, bg_objectid )
797 __field( u64, flags )
798 __field( u64, start )
799 __field( u64, bytes )
800 __field( u64, empty_size )
801 __field( u64, min_bytes )
802 ),
803
804 TP_fast_assign(
805 __entry->bg_objectid = block_group->key.objectid;
806 __entry->flags = block_group->flags;
807 __entry->start = start;
808 __entry->bytes = bytes;
809 __entry->empty_size = empty_size;
810 __entry->min_bytes = min_bytes;
811 ),
812
813 TP_printk("block_group = %Lu, flags = %Lu(%s), start = %Lu, len = %Lu,"
814 " empty_size = %Lu, min_bytes = %Lu", __entry->bg_objectid,
815 __entry->flags,
816 __print_flags((unsigned long)__entry->flags, "|",
817 BTRFS_GROUP_FLAGS), __entry->start,
818 __entry->bytes, __entry->empty_size, __entry->min_bytes)
819 );
820
821 TRACE_EVENT(btrfs_failed_cluster_setup,
822
823 TP_PROTO(struct btrfs_block_group_cache *block_group),
824
825 TP_ARGS(block_group),
826
827 TP_STRUCT__entry(
828 __field( u64, bg_objectid )
829 ),
830
831 TP_fast_assign(
832 __entry->bg_objectid = block_group->key.objectid;
833 ),
834
835 TP_printk("block_group = %Lu", __entry->bg_objectid)
836 );
837
838 TRACE_EVENT(btrfs_setup_cluster,
839
840 TP_PROTO(struct btrfs_block_group_cache *block_group,
841 struct btrfs_free_cluster *cluster, u64 size, int bitmap),
842
843 TP_ARGS(block_group, cluster, size, bitmap),
844
845 TP_STRUCT__entry(
846 __field( u64, bg_objectid )
847 __field( u64, flags )
848 __field( u64, start )
849 __field( u64, max_size )
850 __field( u64, size )
851 __field( int, bitmap )
852 ),
853
854 TP_fast_assign(
855 __entry->bg_objectid = block_group->key.objectid;
856 __entry->flags = block_group->flags;
857 __entry->start = cluster->window_start;
858 __entry->max_size = cluster->max_size;
859 __entry->size = size;
860 __entry->bitmap = bitmap;
861 ),
862
863 TP_printk("block_group = %Lu, flags = %Lu(%s), window_start = %Lu, "
864 "size = %Lu, max_size = %Lu, bitmap = %d",
865 __entry->bg_objectid,
866 __entry->flags,
867 __print_flags((unsigned long)__entry->flags, "|",
868 BTRFS_GROUP_FLAGS), __entry->start,
869 __entry->size, __entry->max_size, __entry->bitmap)
870 );
871
872 struct extent_state;
873 TRACE_EVENT(alloc_extent_state,
874
875 TP_PROTO(struct extent_state *state, gfp_t mask, unsigned long IP),
876
877 TP_ARGS(state, mask, IP),
878
879 TP_STRUCT__entry(
880 __field(struct extent_state *, state)
881 __field(gfp_t, mask)
882 __field(unsigned long, ip)
883 ),
884
885 TP_fast_assign(
886 __entry->state = state,
887 __entry->mask = mask,
888 __entry->ip = IP
889 ),
890
891 TP_printk("state=%p; mask = %s; caller = %pF", __entry->state,
892 show_gfp_flags(__entry->mask), (void *)__entry->ip)
893 );
894
895 TRACE_EVENT(free_extent_state,
896
897 TP_PROTO(struct extent_state *state, unsigned long IP),
898
899 TP_ARGS(state, IP),
900
901 TP_STRUCT__entry(
902 __field(struct extent_state *, state)
903 __field(unsigned long, ip)
904 ),
905
906 TP_fast_assign(
907 __entry->state = state,
908 __entry->ip = IP
909 ),
910
911 TP_printk(" state=%p; caller = %pF", __entry->state,
912 (void *)__entry->ip)
913 );
914
915 #endif /* _TRACE_BTRFS_H */
916
917 /* This part must be outside protection */
918 #include <trace/define_trace.h>
LTTng 2.0/0.x modules
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