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v3.1
  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
 10struct btrfs_root;
 11struct btrfs_fs_info;
 12struct btrfs_inode;
 13struct extent_map;
 14struct btrfs_ordered_extent;
 15struct btrfs_delayed_ref_node;
 16struct btrfs_delayed_tree_ref;
 17struct btrfs_delayed_data_ref;
 18struct btrfs_delayed_ref_head;
 
 
 19struct map_lookup;
 20struct extent_buffer;
 
 
 
 21
 22#define show_ref_type(type)						\
 23	__print_symbolic(type,						\
 24		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
 25		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
 26		{ BTRFS_EXTENT_REF_V0_KEY, 	"EXTENT_REF_V0" },	\
 27		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
 28		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
 29
 30#define __show_root_type(obj)						\
 31	__print_symbolic_u64(obj,					\
 32		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
 33		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
 34		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
 35		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
 36		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
 37		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
 38		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
 39		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
 
 40		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
 
 
 41		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
 42
 43#define show_root_type(obj)						\
 44	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
 45	      (obj <= BTRFS_CSUM_TREE_OBJECTID )) ? __show_root_type(obj) : "-"
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 46
 47TRACE_EVENT(btrfs_transaction_commit,
 48
 49	TP_PROTO(struct btrfs_root *root),
 50
 51	TP_ARGS(root),
 52
 53	TP_STRUCT__entry(
 54		__field(	u64,  generation		)
 55		__field(	u64,  root_objectid		)
 56	),
 57
 58	TP_fast_assign(
 59		__entry->generation	= root->fs_info->generation;
 60		__entry->root_objectid	= root->root_key.objectid;
 61	),
 62
 63	TP_printk("root = %llu(%s), gen = %llu",
 64		  show_root_type(__entry->root_objectid),
 65		  (unsigned long long)__entry->generation)
 66);
 67
 68DECLARE_EVENT_CLASS(btrfs__inode,
 69
 70	TP_PROTO(struct inode *inode),
 71
 72	TP_ARGS(inode),
 73
 74	TP_STRUCT__entry(
 75		__field(	ino_t,  ino			)
 76		__field(	blkcnt_t,  blocks		)
 77		__field(	u64,  disk_i_size		)
 78		__field(	u64,  generation		)
 79		__field(	u64,  last_trans		)
 80		__field(	u64,  logged_trans		)
 81		__field(	u64,  root_objectid		)
 82	),
 83
 84	TP_fast_assign(
 85		__entry->ino	= inode->i_ino;
 86		__entry->blocks	= inode->i_blocks;
 87		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
 88		__entry->generation = BTRFS_I(inode)->generation;
 89		__entry->last_trans = BTRFS_I(inode)->last_trans;
 90		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
 91		__entry->root_objectid =
 92				BTRFS_I(inode)->root->root_key.objectid;
 93	),
 94
 95	TP_printk("root = %llu(%s), gen = %llu, ino = %lu, blocks = %llu, "
 96		  "disk_i_size = %llu, last_trans = %llu, logged_trans = %llu",
 97		  show_root_type(__entry->root_objectid),
 98		  (unsigned long long)__entry->generation,
 99		  (unsigned long)__entry->ino,
100		  (unsigned long long)__entry->blocks,
101		  (unsigned long long)__entry->disk_i_size,
102		  (unsigned long long)__entry->last_trans,
103		  (unsigned long long)__entry->logged_trans)
104);
105
106DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
107
108	TP_PROTO(struct inode *inode),
109
110	TP_ARGS(inode)
111);
112
113DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
114
115	TP_PROTO(struct inode *inode),
116
117	TP_ARGS(inode)
118);
119
120DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
121
122	TP_PROTO(struct inode *inode),
123
124	TP_ARGS(inode)
125);
126
127#define __show_map_type(type)						\
128	__print_symbolic_u64(type,					\
129		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
130		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
131		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
132		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})
133
134#define show_map_type(type)			\
135	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
136
137#define show_map_flags(flag)						\
138	__print_flags(flag, "|",					\
139		{ EXTENT_FLAG_PINNED, 		"PINNED" 	},	\
140		{ EXTENT_FLAG_COMPRESSED, 	"COMPRESSED" 	},	\
141		{ EXTENT_FLAG_VACANCY, 		"VACANCY" 	},	\
142		{ EXTENT_FLAG_PREALLOC, 	"PREALLOC" 	})
 
 
 
143
144TRACE_EVENT(btrfs_get_extent,
145
146	TP_PROTO(struct btrfs_root *root, struct extent_map *map),
 
147
148	TP_ARGS(root, map),
149
150	TP_STRUCT__entry(
 
 
151		__field(	u64,  root_objectid	)
 
152		__field(	u64,  start		)
153		__field(	u64,  len		)
154		__field(	u64,  orig_start	)
155		__field(	u64,  block_start	)
156		__field(	u64,  block_len		)
157		__field(	unsigned long,  flags	)
158		__field(	int,  refs		)
159		__field(	unsigned int,  compress_type	)
160	),
161
162	TP_fast_assign(
163		__entry->root_objectid	= root->root_key.objectid;
164		__entry->start 		= map->start;
 
165		__entry->len		= map->len;
166		__entry->orig_start	= map->orig_start;
167		__entry->block_start	= map->block_start;
168		__entry->block_len	= map->block_len;
169		__entry->flags		= map->flags;
170		__entry->refs		= atomic_read(&map->refs);
171		__entry->compress_type	= map->compress_type;
172	),
173
174	TP_printk("root = %llu(%s), start = %llu, len = %llu, "
175		  "orig_start = %llu, block_start = %llu(%s), "
176		  "block_len = %llu, flags = %s, refs = %u, "
177		  "compress_type = %u",
178		  show_root_type(__entry->root_objectid),
 
179		  (unsigned long long)__entry->start,
180		  (unsigned long long)__entry->len,
181		  (unsigned long long)__entry->orig_start,
182		  show_map_type(__entry->block_start),
183		  (unsigned long long)__entry->block_len,
184		  show_map_flags(__entry->flags),
185		  __entry->refs, __entry->compress_type)
186);
187
188#define show_ordered_flags(flags)					\
189	__print_symbolic(flags,					\
190		{ BTRFS_ORDERED_IO_DONE, 	"IO_DONE" 	},	\
191		{ BTRFS_ORDERED_COMPLETE, 	"COMPLETE" 	},	\
192		{ BTRFS_ORDERED_NOCOW, 		"NOCOW" 	},	\
193		{ BTRFS_ORDERED_COMPRESSED, 	"COMPRESSED" 	},	\
194		{ BTRFS_ORDERED_PREALLOC, 	"PREALLOC" 	},	\
195		{ BTRFS_ORDERED_DIRECT, 	"DIRECT" 	})
 
 
 
 
 
196
197DECLARE_EVENT_CLASS(btrfs__ordered_extent,
198
199	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
200
201	TP_ARGS(inode, ordered),
202
203	TP_STRUCT__entry(
204		__field(	ino_t,  ino		)
205		__field(	u64,  file_offset	)
206		__field(	u64,  start		)
207		__field(	u64,  len		)
208		__field(	u64,  disk_len		)
209		__field(	u64,  bytes_left	)
210		__field(	unsigned long,  flags	)
211		__field(	int,  compress_type	)
212		__field(	int,  refs		)
213		__field(	u64,  root_objectid	)
 
214	),
215
216	TP_fast_assign(
217		__entry->ino 		= inode->i_ino;
218		__entry->file_offset	= ordered->file_offset;
219		__entry->start		= ordered->start;
220		__entry->len		= ordered->len;
221		__entry->disk_len	= ordered->disk_len;
222		__entry->bytes_left	= ordered->bytes_left;
223		__entry->flags		= ordered->flags;
224		__entry->compress_type	= ordered->compress_type;
225		__entry->refs		= atomic_read(&ordered->refs);
226		__entry->root_objectid	=
227				BTRFS_I(inode)->root->root_key.objectid;
 
228	),
229
230	TP_printk("root = %llu(%s), ino = %llu, file_offset = %llu, "
231		  "start = %llu, len = %llu, disk_len = %llu, "
232		  "bytes_left = %llu, flags = %s, compress_type = %d, "
233		  "refs = %d",
 
234		  show_root_type(__entry->root_objectid),
235		  (unsigned long long)__entry->ino,
236		  (unsigned long long)__entry->file_offset,
237		  (unsigned long long)__entry->start,
238		  (unsigned long long)__entry->len,
239		  (unsigned long long)__entry->disk_len,
 
240		  (unsigned long long)__entry->bytes_left,
241		  show_ordered_flags(__entry->flags),
242		  __entry->compress_type, __entry->refs)
243);
244
245DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
246
247	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
248
249	TP_ARGS(inode, ordered)
250);
251
252DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
253
254	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
255
256	TP_ARGS(inode, ordered)
257);
258
259DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
260
261	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
262
263	TP_ARGS(inode, ordered)
264);
265
266DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
267
268	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
269
270	TP_ARGS(inode, ordered)
271);
272
273DECLARE_EVENT_CLASS(btrfs__writepage,
274
275	TP_PROTO(struct page *page, struct inode *inode,
276		 struct writeback_control *wbc),
277
278	TP_ARGS(page, inode, wbc),
279
280	TP_STRUCT__entry(
281		__field(	ino_t,  ino			)
282		__field(	pgoff_t,  index			)
283		__field(	long,   nr_to_write		)
284		__field(	long,   pages_skipped		)
285		__field(	loff_t, range_start		)
286		__field(	loff_t, range_end		)
287		__field(	char,   for_kupdate		)
288		__field(	char,   for_reclaim		)
289		__field(	char,   range_cyclic		)
290		__field(	pgoff_t,  writeback_index	)
291		__field(	u64,    root_objectid		)
292	),
293
294	TP_fast_assign(
295		__entry->ino		= inode->i_ino;
296		__entry->index		= page->index;
297		__entry->nr_to_write	= wbc->nr_to_write;
298		__entry->pages_skipped	= wbc->pages_skipped;
299		__entry->range_start	= wbc->range_start;
300		__entry->range_end	= wbc->range_end;
301		__entry->for_kupdate	= wbc->for_kupdate;
302		__entry->for_reclaim	= wbc->for_reclaim;
303		__entry->range_cyclic	= wbc->range_cyclic;
304		__entry->writeback_index = inode->i_mapping->writeback_index;
305		__entry->root_objectid	=
306				 BTRFS_I(inode)->root->root_key.objectid;
307	),
308
309	TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, "
310		  "nr_to_write = %ld, pages_skipped = %ld, range_start = %llu, "
311		  "range_end = %llu, for_kupdate = %d, "
312		  "for_reclaim = %d, range_cyclic = %d, writeback_index = %lu",
313		  show_root_type(__entry->root_objectid),
314		  (unsigned long)__entry->ino, __entry->index,
315		  __entry->nr_to_write, __entry->pages_skipped,
316		  __entry->range_start, __entry->range_end,
317		  __entry->for_kupdate,
318		  __entry->for_reclaim, __entry->range_cyclic,
319		  (unsigned long)__entry->writeback_index)
320);
321
322DEFINE_EVENT(btrfs__writepage, __extent_writepage,
323
324	TP_PROTO(struct page *page, struct inode *inode,
325		 struct writeback_control *wbc),
326
327	TP_ARGS(page, inode, wbc)
328);
329
330TRACE_EVENT(btrfs_writepage_end_io_hook,
331
332	TP_PROTO(struct page *page, u64 start, u64 end, int uptodate),
333
334	TP_ARGS(page, start, end, uptodate),
335
336	TP_STRUCT__entry(
337		__field(	ino_t,	 ino		)
338		__field(	pgoff_t, index		)
339		__field(	u64,	 start		)
340		__field(	u64,	 end		)
341		__field(	int,	 uptodate	)
342		__field(	u64,    root_objectid	)
343	),
344
345	TP_fast_assign(
346		__entry->ino	= page->mapping->host->i_ino;
347		__entry->index	= page->index;
348		__entry->start	= start;
349		__entry->end	= end;
350		__entry->uptodate = uptodate;
351		__entry->root_objectid	=
352			 BTRFS_I(page->mapping->host)->root->root_key.objectid;
353	),
354
355	TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, start = %llu, "
356		  "end = %llu, uptodate = %d",
357		  show_root_type(__entry->root_objectid),
358		  (unsigned long)__entry->ino, (unsigned long)__entry->index,
359		  (unsigned long long)__entry->start,
360		  (unsigned long long)__entry->end, __entry->uptodate)
361);
362
363TRACE_EVENT(btrfs_sync_file,
364
365	TP_PROTO(struct file *file, int datasync),
366
367	TP_ARGS(file, datasync),
368
369	TP_STRUCT__entry(
370		__field(	ino_t,  ino		)
371		__field(	ino_t,  parent		)
372		__field(	int,    datasync	)
373		__field(	u64,    root_objectid	)
374	),
375
376	TP_fast_assign(
377		struct dentry *dentry = file->f_path.dentry;
378		struct inode *inode = dentry->d_inode;
379
 
380		__entry->ino		= inode->i_ino;
381		__entry->parent		= dentry->d_parent->d_inode->i_ino;
382		__entry->datasync	= datasync;
383		__entry->root_objectid	=
384				 BTRFS_I(inode)->root->root_key.objectid;
385	),
386
387	TP_printk("root = %llu(%s), ino = %ld, parent = %ld, datasync = %d",
388		  show_root_type(__entry->root_objectid),
389		  (unsigned long)__entry->ino, (unsigned long)__entry->parent,
390		  __entry->datasync)
391);
392
393TRACE_EVENT(btrfs_sync_fs,
394
395	TP_PROTO(int wait),
396
397	TP_ARGS(wait),
398
399	TP_STRUCT__entry(
400		__field(	int,  wait		)
401	),
402
403	TP_fast_assign(
404		__entry->wait	= wait;
405	),
406
407	TP_printk("wait = %d", __entry->wait)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
408);
409
410#define show_ref_action(action)						\
411	__print_symbolic(action,					\
412		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
413		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
414		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
415		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
416			
417
418TRACE_EVENT(btrfs_delayed_tree_ref,
419
420	TP_PROTO(struct btrfs_delayed_ref_node *ref,
 
421		 struct btrfs_delayed_tree_ref *full_ref,
422		 int action),
423
424	TP_ARGS(ref, full_ref, action),
425
426	TP_STRUCT__entry(
427		__field(	u64,  bytenr		)
428		__field(	u64,  num_bytes		)
429		__field(	int,  action		) 
430		__field(	u64,  parent		)
431		__field(	u64,  ref_root		)
432		__field(	int,  level		)
433		__field(	int,  type		)
 
434	),
435
436	TP_fast_assign(
437		__entry->bytenr		= ref->bytenr;
438		__entry->num_bytes	= ref->num_bytes;
439		__entry->action		= action;
440		__entry->parent		= full_ref->parent;
441		__entry->ref_root	= full_ref->root;
442		__entry->level		= full_ref->level;
443		__entry->type		= ref->type;
 
444	),
445
446	TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
447		  "parent = %llu(%s), ref_root = %llu(%s), level = %d, "
448		  "type = %s",
449		  (unsigned long long)__entry->bytenr,
450		  (unsigned long long)__entry->num_bytes,
451		  show_ref_action(__entry->action),
452		  show_root_type(__entry->parent),
453		  show_root_type(__entry->ref_root),
454		  __entry->level, show_ref_type(__entry->type))
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
455);
456
457TRACE_EVENT(btrfs_delayed_data_ref,
458
459	TP_PROTO(struct btrfs_delayed_ref_node *ref,
 
460		 struct btrfs_delayed_data_ref *full_ref,
461		 int action),
462
463	TP_ARGS(ref, full_ref, action),
464
465	TP_STRUCT__entry(
466		__field(	u64,  bytenr		)
467		__field(	u64,  num_bytes		)
468		__field(	int,  action		) 
469		__field(	u64,  parent		)
470		__field(	u64,  ref_root		)
471		__field(	u64,  owner		)
472		__field(	u64,  offset		)
473		__field(	int,  type		)
 
474	),
475
476	TP_fast_assign(
477		__entry->bytenr		= ref->bytenr;
478		__entry->num_bytes	= ref->num_bytes;
479		__entry->action		= action;
480		__entry->parent		= full_ref->parent;
481		__entry->ref_root	= full_ref->root;
482		__entry->owner		= full_ref->objectid;
483		__entry->offset		= full_ref->offset;
484		__entry->type		= ref->type;
 
485	),
486
487	TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
488		  "parent = %llu(%s), ref_root = %llu(%s), owner = %llu, "
489		  "offset = %llu, type = %s",
490		  (unsigned long long)__entry->bytenr,
491		  (unsigned long long)__entry->num_bytes,
492		  show_ref_action(__entry->action),
493		  show_root_type(__entry->parent),
494		  show_root_type(__entry->ref_root),
495		  (unsigned long long)__entry->owner,
496		  (unsigned long long)__entry->offset,
497		  show_ref_type(__entry->type))
 
 
 
 
 
 
 
 
 
 
 
498);
499
500TRACE_EVENT(btrfs_delayed_ref_head,
501
502	TP_PROTO(struct btrfs_delayed_ref_node *ref,
 
 
 
 
 
 
 
 
 
 
 
503		 struct btrfs_delayed_ref_head *head_ref,
504		 int action),
505
506	TP_ARGS(ref, head_ref, action),
507
508	TP_STRUCT__entry(
509		__field(	u64,  bytenr		)
510		__field(	u64,  num_bytes		)
511		__field(	int,  action		) 
512		__field(	int,  is_data		)
513	),
514
515	TP_fast_assign(
516		__entry->bytenr		= ref->bytenr;
517		__entry->num_bytes	= ref->num_bytes;
518		__entry->action		= action;
519		__entry->is_data	= head_ref->is_data;
520	),
521
522	TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, is_data = %d",
523		  (unsigned long long)__entry->bytenr,
524		  (unsigned long long)__entry->num_bytes,
525		  show_ref_action(__entry->action),
526		  __entry->is_data)
527);
528
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
529#define show_chunk_type(type)					\
530	__print_flags(type, "|",				\
531		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
532		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
533		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
534		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
535		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
536		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
537		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"})
 
 
538
539DECLARE_EVENT_CLASS(btrfs__chunk,
540
541	TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
542		 u64 offset, u64 size),
543
544	TP_ARGS(root, map, offset, size),
545
546	TP_STRUCT__entry(
547		__field(	int,  num_stripes		)
548		__field(	u64,  type			)
549		__field(	int,  sub_stripes		)
550		__field(	u64,  offset			)
551		__field(	u64,  size			)
552		__field(	u64,  root_objectid		)
553	),
554
555	TP_fast_assign(
556		__entry->num_stripes	= map->num_stripes;
557		__entry->type		= map->type;
558		__entry->sub_stripes	= map->sub_stripes;
559		__entry->offset		= offset;
560		__entry->size		= size;
561		__entry->root_objectid	= root->root_key.objectid;
562	),
563
564	TP_printk("root = %llu(%s), offset = %llu, size = %llu, "
565		  "num_stripes = %d, sub_stripes = %d, type = %s",
566		  show_root_type(__entry->root_objectid),
567		  (unsigned long long)__entry->offset,
568		  (unsigned long long)__entry->size,
569		  __entry->num_stripes, __entry->sub_stripes,
570		  show_chunk_type(__entry->type))
571);
572
573DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
574
575	TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
576		 u64 offset, u64 size),
577
578	TP_ARGS(root, map, offset, size)
579);
580
581DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
582
583	TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
584		 u64 offset, u64 size),
585
586	TP_ARGS(root, map, offset, size)
587);
588
589TRACE_EVENT(btrfs_cow_block,
590
591	TP_PROTO(struct btrfs_root *root, struct extent_buffer *buf,
592		 struct extent_buffer *cow),
593
594	TP_ARGS(root, buf, cow),
595
596	TP_STRUCT__entry(
597		__field(	u64,  root_objectid		)
598		__field(	u64,  buf_start			)
599		__field(	int,  refs			)
600		__field(	u64,  cow_start			)
601		__field(	int,  buf_level			)
602		__field(	int,  cow_level			)
603	),
604
605	TP_fast_assign(
606		__entry->root_objectid	= root->root_key.objectid;
607		__entry->buf_start	= buf->start;
608		__entry->refs		= atomic_read(&buf->refs);
609		__entry->cow_start	= cow->start;
610		__entry->buf_level	= btrfs_header_level(buf);
611		__entry->cow_level	= btrfs_header_level(cow);
612	),
613
614	TP_printk("root = %llu(%s), refs = %d, orig_buf = %llu "
615		  "(orig_level = %d), cow_buf = %llu (cow_level = %d)",
616		  show_root_type(__entry->root_objectid),
617		  __entry->refs,
618		  (unsigned long long)__entry->buf_start,
619		  __entry->buf_level,
620		  (unsigned long long)__entry->cow_start,
621		  __entry->cow_level)
622);
623
624DECLARE_EVENT_CLASS(btrfs__reserved_extent,
 
 
 
625
626	TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
627
628	TP_ARGS(root, start, len),
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
629
630	TP_STRUCT__entry(
631		__field(	u64,  root_objectid		)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
632		__field(	u64,  start			)
633		__field(	u64,  len			)
634	),
635
636	TP_fast_assign(
637		__entry->root_objectid	= root->root_key.objectid;
638		__entry->start		= start;
639		__entry->len		= len;
640	),
641
642	TP_printk("root = %llu(%s), start = %llu, len = %llu",
643		  show_root_type(__entry->root_objectid),
644		  (unsigned long long)__entry->start,
645		  (unsigned long long)__entry->len)
646);
647
648DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
649
650	TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
651
652	TP_ARGS(root, start, len)
653);
654
655DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
656
657	TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
658
659	TP_ARGS(root, start, len)
 
 
 
660);
661
662#endif /* _TRACE_BTRFS_H */
663
664/* This part must be outside protection */
665#include <trace/define_trace.h>
v4.10.11
   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/mmflags.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;
  24struct btrfs_work;
  25struct __btrfs_workqueue;
  26struct btrfs_qgroup_extent_record;
  27
  28#define show_ref_type(type)						\
  29	__print_symbolic(type,						\
  30		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
  31		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
  32		{ BTRFS_EXTENT_REF_V0_KEY, 	"EXTENT_REF_V0" },	\
  33		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
  34		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
  35
  36#define __show_root_type(obj)						\
  37	__print_symbolic_u64(obj,					\
  38		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
  39		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
  40		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
  41		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
  42		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
  43		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
  44		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
  45		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
  46		{ BTRFS_QUOTA_TREE_OBJECTID,	"QUOTA_TREE"	},	\
  47		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
  48		{ BTRFS_UUID_TREE_OBJECTID,	"UUID_TREE"	},	\
  49		{ BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },	\
  50		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
  51
  52#define show_root_type(obj)						\
  53	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
  54	      (obj >= BTRFS_ROOT_TREE_OBJECTID &&			\
  55	       obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
  56
  57#define BTRFS_GROUP_FLAGS	\
  58	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
  59	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
  60	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
  61	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
  62	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
  63	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
  64	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
  65	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
  66	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}
  67
  68#define BTRFS_UUID_SIZE 16
  69#define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_UUID_SIZE)
  70
  71#define TP_fast_assign_fsid(fs_info)					\
  72	memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE)
  73
  74#define TP_STRUCT__entry_btrfs(args...)					\
  75	TP_STRUCT__entry(						\
  76		TP_STRUCT__entry_fsid					\
  77		args)
  78#define TP_fast_assign_btrfs(fs_info, args...)				\
  79	TP_fast_assign(							\
  80		TP_fast_assign_fsid(fs_info);				\
  81		args)
  82#define TP_printk_btrfs(fmt, args...) \
  83	TP_printk("%pU: " fmt, __entry->fsid, args)
  84
  85TRACE_EVENT(btrfs_transaction_commit,
  86
  87	TP_PROTO(struct btrfs_root *root),
  88
  89	TP_ARGS(root),
  90
  91	TP_STRUCT__entry_btrfs(
  92		__field(	u64,  generation		)
  93		__field(	u64,  root_objectid		)
  94	),
  95
  96	TP_fast_assign_btrfs(root->fs_info,
  97		__entry->generation	= root->fs_info->generation;
  98		__entry->root_objectid	= root->root_key.objectid;
  99	),
 100
 101	TP_printk_btrfs("root = %llu(%s), gen = %llu",
 102		  show_root_type(__entry->root_objectid),
 103		  (unsigned long long)__entry->generation)
 104);
 105
 106DECLARE_EVENT_CLASS(btrfs__inode,
 107
 108	TP_PROTO(struct inode *inode),
 109
 110	TP_ARGS(inode),
 111
 112	TP_STRUCT__entry_btrfs(
 113		__field(	ino_t,  ino			)
 114		__field(	blkcnt_t,  blocks		)
 115		__field(	u64,  disk_i_size		)
 116		__field(	u64,  generation		)
 117		__field(	u64,  last_trans		)
 118		__field(	u64,  logged_trans		)
 119		__field(	u64,  root_objectid		)
 120	),
 121
 122	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 123		__entry->ino	= inode->i_ino;
 124		__entry->blocks	= inode->i_blocks;
 125		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
 126		__entry->generation = BTRFS_I(inode)->generation;
 127		__entry->last_trans = BTRFS_I(inode)->last_trans;
 128		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
 129		__entry->root_objectid =
 130				BTRFS_I(inode)->root->root_key.objectid;
 131	),
 132
 133	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%lu blocks=%llu "
 134		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
 135		  show_root_type(__entry->root_objectid),
 136		  (unsigned long long)__entry->generation,
 137		  (unsigned long)__entry->ino,
 138		  (unsigned long long)__entry->blocks,
 139		  (unsigned long long)__entry->disk_i_size,
 140		  (unsigned long long)__entry->last_trans,
 141		  (unsigned long long)__entry->logged_trans)
 142);
 143
 144DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
 145
 146	TP_PROTO(struct inode *inode),
 147
 148	TP_ARGS(inode)
 149);
 150
 151DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
 152
 153	TP_PROTO(struct inode *inode),
 154
 155	TP_ARGS(inode)
 156);
 157
 158DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
 159
 160	TP_PROTO(struct inode *inode),
 161
 162	TP_ARGS(inode)
 163);
 164
 165#define __show_map_type(type)						\
 166	__print_symbolic_u64(type,					\
 167		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
 168		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
 169		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
 170		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})
 171
 172#define show_map_type(type)			\
 173	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
 174
 175#define show_map_flags(flag)						\
 176	__print_flags(flag, "|",					\
 177		{ (1 << EXTENT_FLAG_PINNED), 		"PINNED" 	},\
 178		{ (1 << EXTENT_FLAG_COMPRESSED), 	"COMPRESSED" 	},\
 179		{ (1 << EXTENT_FLAG_VACANCY), 		"VACANCY" 	},\
 180		{ (1 << EXTENT_FLAG_PREALLOC), 		"PREALLOC" 	},\
 181		{ (1 << EXTENT_FLAG_LOGGING),	 	"LOGGING" 	},\
 182		{ (1 << EXTENT_FLAG_FILLING),	 	"FILLING" 	},\
 183		{ (1 << EXTENT_FLAG_FS_MAPPING),	"FS_MAPPING"	})
 184
 185TRACE_EVENT_CONDITION(btrfs_get_extent,
 186
 187	TP_PROTO(struct btrfs_root *root, struct inode *inode,
 188		 struct extent_map *map),
 189
 190	TP_ARGS(root, inode, map),
 191
 192	TP_CONDITION(map),
 193
 194	TP_STRUCT__entry_btrfs(
 195		__field(	u64,  root_objectid	)
 196		__field(	u64,  ino		)
 197		__field(	u64,  start		)
 198		__field(	u64,  len		)
 199		__field(	u64,  orig_start	)
 200		__field(	u64,  block_start	)
 201		__field(	u64,  block_len		)
 202		__field(	unsigned long,  flags	)
 203		__field(	int,  refs		)
 204		__field(	unsigned int,  compress_type	)
 205	),
 206
 207	TP_fast_assign_btrfs(root->fs_info,
 208		__entry->root_objectid	= root->root_key.objectid;
 209		__entry->ino		= btrfs_ino(inode);
 210		__entry->start		= map->start;
 211		__entry->len		= map->len;
 212		__entry->orig_start	= map->orig_start;
 213		__entry->block_start	= map->block_start;
 214		__entry->block_len	= map->block_len;
 215		__entry->flags		= map->flags;
 216		__entry->refs		= atomic_read(&map->refs);
 217		__entry->compress_type	= map->compress_type;
 218	),
 219
 220	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
 221		  "orig_start=%llu block_start=%llu(%s) "
 222		  "block_len=%llu flags=%s refs=%u "
 223		  "compress_type=%u",
 224		  show_root_type(__entry->root_objectid),
 225		  (unsigned long long)__entry->ino,
 226		  (unsigned long long)__entry->start,
 227		  (unsigned long long)__entry->len,
 228		  (unsigned long long)__entry->orig_start,
 229		  show_map_type(__entry->block_start),
 230		  (unsigned long long)__entry->block_len,
 231		  show_map_flags(__entry->flags),
 232		  __entry->refs, __entry->compress_type)
 233);
 234
 235#define show_ordered_flags(flags)					   \
 236	__print_flags(flags, "|",					   \
 237		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
 238		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
 239		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
 240		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
 241		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
 242		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
 243		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
 244		{ (1 << BTRFS_ORDERED_UPDATED_ISIZE), 	"UPDATED_ISIZE"	}, \
 245		{ (1 << BTRFS_ORDERED_LOGGED_CSUM), 	"LOGGED_CSUM"	}, \
 246		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
 247
 248
 249DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 250
 251	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 252
 253	TP_ARGS(inode, ordered),
 254
 255	TP_STRUCT__entry_btrfs(
 256		__field(	ino_t,  ino		)
 257		__field(	u64,  file_offset	)
 258		__field(	u64,  start		)
 259		__field(	u64,  len		)
 260		__field(	u64,  disk_len		)
 261		__field(	u64,  bytes_left	)
 262		__field(	unsigned long,  flags	)
 263		__field(	int,  compress_type	)
 264		__field(	int,  refs		)
 265		__field(	u64,  root_objectid	)
 266		__field(	u64,  truncated_len	)
 267	),
 268
 269	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 270		__entry->ino 		= inode->i_ino;
 271		__entry->file_offset	= ordered->file_offset;
 272		__entry->start		= ordered->start;
 273		__entry->len		= ordered->len;
 274		__entry->disk_len	= ordered->disk_len;
 275		__entry->bytes_left	= ordered->bytes_left;
 276		__entry->flags		= ordered->flags;
 277		__entry->compress_type	= ordered->compress_type;
 278		__entry->refs		= atomic_read(&ordered->refs);
 279		__entry->root_objectid	=
 280				BTRFS_I(inode)->root->root_key.objectid;
 281		__entry->truncated_len	= ordered->truncated_len;
 282	),
 283
 284	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
 285		  "start=%llu len=%llu disk_len=%llu "
 286		  "truncated_len=%llu "
 287		  "bytes_left=%llu flags=%s compress_type=%d "
 288		  "refs=%d",
 289		  show_root_type(__entry->root_objectid),
 290		  (unsigned long long)__entry->ino,
 291		  (unsigned long long)__entry->file_offset,
 292		  (unsigned long long)__entry->start,
 293		  (unsigned long long)__entry->len,
 294		  (unsigned long long)__entry->disk_len,
 295		  (unsigned long long)__entry->truncated_len,
 296		  (unsigned long long)__entry->bytes_left,
 297		  show_ordered_flags(__entry->flags),
 298		  __entry->compress_type, __entry->refs)
 299);
 300
 301DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 302
 303	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 304
 305	TP_ARGS(inode, ordered)
 306);
 307
 308DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 309
 310	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 311
 312	TP_ARGS(inode, ordered)
 313);
 314
 315DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 316
 317	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 318
 319	TP_ARGS(inode, ordered)
 320);
 321
 322DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 323
 324	TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 325
 326	TP_ARGS(inode, ordered)
 327);
 328
 329DECLARE_EVENT_CLASS(btrfs__writepage,
 330
 331	TP_PROTO(struct page *page, struct inode *inode,
 332		 struct writeback_control *wbc),
 333
 334	TP_ARGS(page, inode, wbc),
 335
 336	TP_STRUCT__entry_btrfs(
 337		__field(	ino_t,  ino			)
 338		__field(	pgoff_t,  index			)
 339		__field(	long,   nr_to_write		)
 340		__field(	long,   pages_skipped		)
 341		__field(	loff_t, range_start		)
 342		__field(	loff_t, range_end		)
 343		__field(	char,   for_kupdate		)
 344		__field(	char,   for_reclaim		)
 345		__field(	char,   range_cyclic		)
 346		__field(	pgoff_t,  writeback_index	)
 347		__field(	u64,    root_objectid		)
 348	),
 349
 350	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 351		__entry->ino		= inode->i_ino;
 352		__entry->index		= page->index;
 353		__entry->nr_to_write	= wbc->nr_to_write;
 354		__entry->pages_skipped	= wbc->pages_skipped;
 355		__entry->range_start	= wbc->range_start;
 356		__entry->range_end	= wbc->range_end;
 357		__entry->for_kupdate	= wbc->for_kupdate;
 358		__entry->for_reclaim	= wbc->for_reclaim;
 359		__entry->range_cyclic	= wbc->range_cyclic;
 360		__entry->writeback_index = inode->i_mapping->writeback_index;
 361		__entry->root_objectid	=
 362				 BTRFS_I(inode)->root->root_key.objectid;
 363	),
 364
 365	TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu "
 366		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
 367		  "range_end=%llu for_kupdate=%d "
 368		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
 369		  show_root_type(__entry->root_objectid),
 370		  (unsigned long)__entry->ino, __entry->index,
 371		  __entry->nr_to_write, __entry->pages_skipped,
 372		  __entry->range_start, __entry->range_end,
 373		  __entry->for_kupdate,
 374		  __entry->for_reclaim, __entry->range_cyclic,
 375		  (unsigned long)__entry->writeback_index)
 376);
 377
 378DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 379
 380	TP_PROTO(struct page *page, struct inode *inode,
 381		 struct writeback_control *wbc),
 382
 383	TP_ARGS(page, inode, wbc)
 384);
 385
 386TRACE_EVENT(btrfs_writepage_end_io_hook,
 387
 388	TP_PROTO(struct page *page, u64 start, u64 end, int uptodate),
 389
 390	TP_ARGS(page, start, end, uptodate),
 391
 392	TP_STRUCT__entry_btrfs(
 393		__field(	ino_t,	 ino		)
 394		__field(	pgoff_t, index		)
 395		__field(	u64,	 start		)
 396		__field(	u64,	 end		)
 397		__field(	int,	 uptodate	)
 398		__field(	u64,    root_objectid	)
 399	),
 400
 401	TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
 402		__entry->ino	= page->mapping->host->i_ino;
 403		__entry->index	= page->index;
 404		__entry->start	= start;
 405		__entry->end	= end;
 406		__entry->uptodate = uptodate;
 407		__entry->root_objectid	=
 408			 BTRFS_I(page->mapping->host)->root->root_key.objectid;
 409	),
 410
 411	TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu start=%llu "
 412		  "end=%llu uptodate=%d",
 413		  show_root_type(__entry->root_objectid),
 414		  (unsigned long)__entry->ino, (unsigned long)__entry->index,
 415		  (unsigned long long)__entry->start,
 416		  (unsigned long long)__entry->end, __entry->uptodate)
 417);
 418
 419TRACE_EVENT(btrfs_sync_file,
 420
 421	TP_PROTO(struct file *file, int datasync),
 422
 423	TP_ARGS(file, datasync),
 424
 425	TP_STRUCT__entry_btrfs(
 426		__field(	ino_t,  ino		)
 427		__field(	ino_t,  parent		)
 428		__field(	int,    datasync	)
 429		__field(	u64,    root_objectid	)
 430	),
 431
 432	TP_fast_assign(
 433		struct dentry *dentry = file->f_path.dentry;
 434		struct inode *inode = d_inode(dentry);
 435
 436		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
 437		__entry->ino		= inode->i_ino;
 438		__entry->parent		= d_inode(dentry->d_parent)->i_ino;
 439		__entry->datasync	= datasync;
 440		__entry->root_objectid	=
 441				 BTRFS_I(inode)->root->root_key.objectid;
 442	),
 443
 444	TP_printk_btrfs("root=%llu(%s) ino=%ld parent=%ld datasync=%d",
 445		  show_root_type(__entry->root_objectid),
 446		  (unsigned long)__entry->ino, (unsigned long)__entry->parent,
 447		  __entry->datasync)
 448);
 449
 450TRACE_EVENT(btrfs_sync_fs,
 451
 452	TP_PROTO(struct btrfs_fs_info *fs_info, int wait),
 453
 454	TP_ARGS(fs_info, wait),
 455
 456	TP_STRUCT__entry_btrfs(
 457		__field(	int,  wait		)
 458	),
 459
 460	TP_fast_assign_btrfs(fs_info,
 461		__entry->wait	= wait;
 462	),
 463
 464	TP_printk_btrfs("wait = %d", __entry->wait)
 465);
 466
 467TRACE_EVENT(btrfs_add_block_group,
 468
 469	TP_PROTO(struct btrfs_fs_info *fs_info,
 470		 struct btrfs_block_group_cache *block_group, int create),
 471
 472	TP_ARGS(fs_info, block_group, create),
 473
 474	TP_STRUCT__entry(
 475		__array(	u8,	fsid,	BTRFS_UUID_SIZE	)
 476		__field(	u64,	offset			)
 477		__field(	u64,	size			)
 478		__field(	u64,	flags			)
 479		__field(	u64,	bytes_used		)
 480		__field(	u64,	bytes_super		)
 481		__field(	int,	create			)
 482	),
 483
 484	TP_fast_assign(
 485		memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE);
 486		__entry->offset		= block_group->key.objectid;
 487		__entry->size		= block_group->key.offset;
 488		__entry->flags		= block_group->flags;
 489		__entry->bytes_used	=
 490			btrfs_block_group_used(&block_group->item);
 491		__entry->bytes_super	= block_group->bytes_super;
 492		__entry->create		= create;
 493	),
 494
 495	TP_printk("%pU: block_group offset=%llu size=%llu "
 496		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
 497		  "create=%d", __entry->fsid,
 498		  (unsigned long long)__entry->offset,
 499		  (unsigned long long)__entry->size,
 500		  (unsigned long long)__entry->flags,
 501		  __print_flags((unsigned long)__entry->flags, "|",
 502				BTRFS_GROUP_FLAGS),
 503		  (unsigned long long)__entry->bytes_used,
 504		  (unsigned long long)__entry->bytes_super, __entry->create)
 505);
 506
 507#define show_ref_action(action)						\
 508	__print_symbolic(action,					\
 509		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
 510		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
 511		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
 512		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
 513			
 514
 515DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 516
 517	TP_PROTO(struct btrfs_fs_info *fs_info,
 518		 struct btrfs_delayed_ref_node *ref,
 519		 struct btrfs_delayed_tree_ref *full_ref,
 520		 int action),
 521
 522	TP_ARGS(fs_info, ref, full_ref, action),
 523
 524	TP_STRUCT__entry_btrfs(
 525		__field(	u64,  bytenr		)
 526		__field(	u64,  num_bytes		)
 527		__field(	int,  action		) 
 528		__field(	u64,  parent		)
 529		__field(	u64,  ref_root		)
 530		__field(	int,  level		)
 531		__field(	int,  type		)
 532		__field(	u64,  seq		)
 533	),
 534
 535	TP_fast_assign_btrfs(fs_info,
 536		__entry->bytenr		= ref->bytenr;
 537		__entry->num_bytes	= ref->num_bytes;
 538		__entry->action		= action;
 539		__entry->parent		= full_ref->parent;
 540		__entry->ref_root	= full_ref->root;
 541		__entry->level		= full_ref->level;
 542		__entry->type		= ref->type;
 543		__entry->seq		= ref->seq;
 544	),
 545
 546	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 547		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
 548		  "type=%s seq=%llu",
 549		  (unsigned long long)__entry->bytenr,
 550		  (unsigned long long)__entry->num_bytes,
 551		  show_ref_action(__entry->action),
 552		  show_root_type(__entry->parent),
 553		  show_root_type(__entry->ref_root),
 554		  __entry->level, show_ref_type(__entry->type),
 555		  (unsigned long long)__entry->seq)
 556);
 557
 558DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 559
 560	TP_PROTO(struct btrfs_fs_info *fs_info,
 561		 struct btrfs_delayed_ref_node *ref,
 562		 struct btrfs_delayed_tree_ref *full_ref,
 563		 int action),
 564
 565	TP_ARGS(fs_info, ref, full_ref, action)
 566);
 567
 568DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 569
 570	TP_PROTO(struct btrfs_fs_info *fs_info,
 571		 struct btrfs_delayed_ref_node *ref,
 572		 struct btrfs_delayed_tree_ref *full_ref,
 573		 int action),
 574
 575	TP_ARGS(fs_info, ref, full_ref, action)
 576);
 577
 578DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 579
 580	TP_PROTO(struct btrfs_fs_info *fs_info,
 581		 struct btrfs_delayed_ref_node *ref,
 582		 struct btrfs_delayed_data_ref *full_ref,
 583		 int action),
 584
 585	TP_ARGS(fs_info, ref, full_ref, action),
 586
 587	TP_STRUCT__entry_btrfs(
 588		__field(	u64,  bytenr		)
 589		__field(	u64,  num_bytes		)
 590		__field(	int,  action		) 
 591		__field(	u64,  parent		)
 592		__field(	u64,  ref_root		)
 593		__field(	u64,  owner		)
 594		__field(	u64,  offset		)
 595		__field(	int,  type		)
 596		__field(	u64,  seq		)
 597	),
 598
 599	TP_fast_assign_btrfs(fs_info,
 600		__entry->bytenr		= ref->bytenr;
 601		__entry->num_bytes	= ref->num_bytes;
 602		__entry->action		= action;
 603		__entry->parent		= full_ref->parent;
 604		__entry->ref_root	= full_ref->root;
 605		__entry->owner		= full_ref->objectid;
 606		__entry->offset		= full_ref->offset;
 607		__entry->type		= ref->type;
 608		__entry->seq		= ref->seq;
 609	),
 610
 611	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 612		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
 613		  "offset=%llu type=%s seq=%llu",
 614		  (unsigned long long)__entry->bytenr,
 615		  (unsigned long long)__entry->num_bytes,
 616		  show_ref_action(__entry->action),
 617		  show_root_type(__entry->parent),
 618		  show_root_type(__entry->ref_root),
 619		  (unsigned long long)__entry->owner,
 620		  (unsigned long long)__entry->offset,
 621		  show_ref_type(__entry->type),
 622		  (unsigned long long)__entry->seq)
 623);
 624
 625DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 626
 627	TP_PROTO(struct btrfs_fs_info *fs_info,
 628		 struct btrfs_delayed_ref_node *ref,
 629		 struct btrfs_delayed_data_ref *full_ref,
 630		 int action),
 631
 632	TP_ARGS(fs_info, ref, full_ref, action)
 633);
 634
 635DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 636
 637	TP_PROTO(struct btrfs_fs_info *fs_info,
 638		 struct btrfs_delayed_ref_node *ref,
 639		 struct btrfs_delayed_data_ref *full_ref,
 640		 int action),
 641
 642	TP_ARGS(fs_info, ref, full_ref, action)
 643);
 644
 645DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 646
 647	TP_PROTO(struct btrfs_fs_info *fs_info,
 648		 struct btrfs_delayed_ref_node *ref,
 649		 struct btrfs_delayed_ref_head *head_ref,
 650		 int action),
 651
 652	TP_ARGS(fs_info, ref, head_ref, action),
 653
 654	TP_STRUCT__entry_btrfs(
 655		__field(	u64,  bytenr		)
 656		__field(	u64,  num_bytes		)
 657		__field(	int,  action		) 
 658		__field(	int,  is_data		)
 659	),
 660
 661	TP_fast_assign_btrfs(fs_info,
 662		__entry->bytenr		= ref->bytenr;
 663		__entry->num_bytes	= ref->num_bytes;
 664		__entry->action		= action;
 665		__entry->is_data	= head_ref->is_data;
 666	),
 667
 668	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
 669		  (unsigned long long)__entry->bytenr,
 670		  (unsigned long long)__entry->num_bytes,
 671		  show_ref_action(__entry->action),
 672		  __entry->is_data)
 673);
 674
 675DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 676
 677	TP_PROTO(struct btrfs_fs_info *fs_info,
 678		 struct btrfs_delayed_ref_node *ref,
 679		 struct btrfs_delayed_ref_head *head_ref,
 680		 int action),
 681
 682	TP_ARGS(fs_info, ref, head_ref, action)
 683);
 684
 685DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 686
 687	TP_PROTO(struct btrfs_fs_info *fs_info,
 688		 struct btrfs_delayed_ref_node *ref,
 689		 struct btrfs_delayed_ref_head *head_ref,
 690		 int action),
 691
 692	TP_ARGS(fs_info, ref, head_ref, action)
 693);
 694
 695#define show_chunk_type(type)					\
 696	__print_flags(type, "|",				\
 697		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
 698		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
 699		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
 700		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
 701		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
 702		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
 703		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
 704		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
 705		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
 706
 707DECLARE_EVENT_CLASS(btrfs__chunk,
 708
 709	TP_PROTO(struct btrfs_fs_info *fs_info, struct map_lookup *map,
 710		 u64 offset, u64 size),
 711
 712	TP_ARGS(fs_info, map, offset, size),
 713
 714	TP_STRUCT__entry_btrfs(
 715		__field(	int,  num_stripes		)
 716		__field(	u64,  type			)
 717		__field(	int,  sub_stripes		)
 718		__field(	u64,  offset			)
 719		__field(	u64,  size			)
 720		__field(	u64,  root_objectid		)
 721	),
 722
 723	TP_fast_assign_btrfs(fs_info,
 724		__entry->num_stripes	= map->num_stripes;
 725		__entry->type		= map->type;
 726		__entry->sub_stripes	= map->sub_stripes;
 727		__entry->offset		= offset;
 728		__entry->size		= size;
 729		__entry->root_objectid	= fs_info->chunk_root->root_key.objectid;
 730	),
 731
 732	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
 733		  "num_stripes=%d sub_stripes=%d type=%s",
 734		  show_root_type(__entry->root_objectid),
 735		  (unsigned long long)__entry->offset,
 736		  (unsigned long long)__entry->size,
 737		  __entry->num_stripes, __entry->sub_stripes,
 738		  show_chunk_type(__entry->type))
 739);
 740
 741DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
 742
 743	TP_PROTO(struct btrfs_fs_info *fs_info, struct map_lookup *map,
 744		 u64 offset, u64 size),
 745
 746	TP_ARGS(fs_info, map, offset, size)
 747);
 748
 749DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
 750
 751	TP_PROTO(struct btrfs_fs_info *fs_info, struct map_lookup *map,
 752		 u64 offset, u64 size),
 753
 754	TP_ARGS(fs_info, map, offset, size)
 755);
 756
 757TRACE_EVENT(btrfs_cow_block,
 758
 759	TP_PROTO(struct btrfs_root *root, struct extent_buffer *buf,
 760		 struct extent_buffer *cow),
 761
 762	TP_ARGS(root, buf, cow),
 763
 764	TP_STRUCT__entry_btrfs(
 765		__field(	u64,  root_objectid		)
 766		__field(	u64,  buf_start			)
 767		__field(	int,  refs			)
 768		__field(	u64,  cow_start			)
 769		__field(	int,  buf_level			)
 770		__field(	int,  cow_level			)
 771	),
 772
 773	TP_fast_assign_btrfs(root->fs_info,
 774		__entry->root_objectid	= root->root_key.objectid;
 775		__entry->buf_start	= buf->start;
 776		__entry->refs		= atomic_read(&buf->refs);
 777		__entry->cow_start	= cow->start;
 778		__entry->buf_level	= btrfs_header_level(buf);
 779		__entry->cow_level	= btrfs_header_level(cow);
 780	),
 781
 782	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
 783		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
 784		  show_root_type(__entry->root_objectid),
 785		  __entry->refs,
 786		  (unsigned long long)__entry->buf_start,
 787		  __entry->buf_level,
 788		  (unsigned long long)__entry->cow_start,
 789		  __entry->cow_level)
 790);
 791
 792TRACE_EVENT(btrfs_space_reservation,
 793
 794	TP_PROTO(struct btrfs_fs_info *fs_info, char *type, u64 val,
 795		 u64 bytes, int reserve),
 796
 797	TP_ARGS(fs_info, type, val, bytes, reserve),
 798
 799	TP_STRUCT__entry_btrfs(
 800		__string(	type,	type			)
 801		__field(	u64,	val			)
 802		__field(	u64,	bytes			)
 803		__field(	int,	reserve			)
 804	),
 805
 806	TP_fast_assign_btrfs(fs_info,
 807		__assign_str(type, type);
 808		__entry->val		= val;
 809		__entry->bytes		= bytes;
 810		__entry->reserve	= reserve;
 811	),
 812
 813	TP_printk_btrfs("%s: %Lu %s %Lu", __get_str(type), __entry->val,
 814			__entry->reserve ? "reserve" : "release",
 815			__entry->bytes)
 816);
 817
 818#define show_flush_action(action)						\
 819	__print_symbolic(action,						\
 820		{ BTRFS_RESERVE_NO_FLUSH,	"BTRFS_RESERVE_NO_FLUSH"},	\
 821		{ BTRFS_RESERVE_FLUSH_LIMIT,	"BTRFS_RESERVE_FLUSH_LIMIT"},	\
 822		{ BTRFS_RESERVE_FLUSH_ALL,	"BTRFS_RESERVE_FLUSH_ALL"})
 823
 824TRACE_EVENT(btrfs_trigger_flush,
 825
 826	TP_PROTO(struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
 827		 int flush, char *reason),
 828
 829	TP_ARGS(fs_info, flags, bytes, flush, reason),
 830
 831	TP_STRUCT__entry(
 832		__array(	u8,	fsid,	BTRFS_UUID_SIZE	)
 833		__field(	u64,	flags			)
 834		__field(	u64,	bytes			)
 835		__field(	int,	flush			)
 836		__string(	reason,	reason			)
 837	),
 838
 839	TP_fast_assign(
 840		memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE);
 841		__entry->flags	= flags;
 842		__entry->bytes	= bytes;
 843		__entry->flush	= flush;
 844		__assign_str(reason, reason)
 845	),
 846
 847	TP_printk("%pU: %s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
 848		  __entry->fsid, __get_str(reason), __entry->flush,
 849		  show_flush_action(__entry->flush),
 850		  (unsigned long long)__entry->flags,
 851		  __print_flags((unsigned long)__entry->flags, "|",
 852				BTRFS_GROUP_FLAGS),
 853		  (unsigned long long)__entry->bytes)
 854);
 855
 856#define show_flush_state(state)							\
 857	__print_symbolic(state,							\
 858		{ FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR"},	\
 859		{ FLUSH_DELAYED_ITEMS,		"FLUSH_DELAYED_ITEMS"},		\
 860		{ FLUSH_DELALLOC,		"FLUSH_DELALLOC"},		\
 861		{ FLUSH_DELALLOC_WAIT,		"FLUSH_DELALLOC_WAIT"},		\
 862		{ ALLOC_CHUNK,			"ALLOC_CHUNK"},			\
 863		{ COMMIT_TRANS,			"COMMIT_TRANS"})
 864
 865TRACE_EVENT(btrfs_flush_space,
 866
 867	TP_PROTO(struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
 868		 u64 orig_bytes, int state, int ret),
 869
 870	TP_ARGS(fs_info, flags, num_bytes, orig_bytes, state, ret),
 871
 872	TP_STRUCT__entry(
 873		__array(	u8,	fsid,	BTRFS_UUID_SIZE	)
 874		__field(	u64,	flags			)
 875		__field(	u64,	num_bytes		)
 876		__field(	u64,	orig_bytes		)
 877		__field(	int,	state			)
 878		__field(	int,	ret			)
 879	),
 880
 881	TP_fast_assign(
 882		memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE);
 883		__entry->flags		=	flags;
 884		__entry->num_bytes	=	num_bytes;
 885		__entry->orig_bytes	=	orig_bytes;
 886		__entry->state		=	state;
 887		__entry->ret		=	ret;
 888	),
 889
 890	TP_printk("%pU: state=%d(%s) flags=%llu(%s) num_bytes=%llu "
 891		  "orig_bytes=%llu ret=%d", __entry->fsid, __entry->state,
 892		  show_flush_state(__entry->state),
 893		  (unsigned long long)__entry->flags,
 894		  __print_flags((unsigned long)__entry->flags, "|",
 895				BTRFS_GROUP_FLAGS),
 896		  (unsigned long long)__entry->num_bytes,
 897		  (unsigned long long)__entry->orig_bytes, __entry->ret)
 898);
 899
 900DECLARE_EVENT_CLASS(btrfs__reserved_extent,
 901
 902	TP_PROTO(struct btrfs_fs_info *fs_info, u64 start, u64 len),
 903
 904	TP_ARGS(fs_info, start, len),
 905
 906	TP_STRUCT__entry_btrfs(
 907		__field(	u64,  start			)
 908		__field(	u64,  len			)
 909	),
 910
 911	TP_fast_assign_btrfs(fs_info,
 
 912		__entry->start		= start;
 913		__entry->len		= len;
 914	),
 915
 916	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
 917		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
 918		  (unsigned long long)__entry->start,
 919		  (unsigned long long)__entry->len)
 920);
 921
 922DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
 923
 924	TP_PROTO(struct btrfs_fs_info *fs_info, u64 start, u64 len),
 925
 926	TP_ARGS(fs_info, start, len)
 927);
 928
 929DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
 930
 931	TP_PROTO(struct btrfs_fs_info *fs_info, u64 start, u64 len),
 932
 933	TP_ARGS(fs_info, start, len)
 934);
 935
 936TRACE_EVENT(find_free_extent,
 937
 938	TP_PROTO(struct btrfs_fs_info *fs_info, u64 num_bytes, u64 empty_size,
 939		 u64 data),
 940
 941	TP_ARGS(fs_info, num_bytes, empty_size, data),
 942
 943	TP_STRUCT__entry_btrfs(
 944		__field(	u64,	num_bytes		)
 945		__field(	u64,	empty_size		)
 946		__field(	u64,	data			)
 947	),
 948
 949	TP_fast_assign_btrfs(fs_info,
 950		__entry->num_bytes	= num_bytes;
 951		__entry->empty_size	= empty_size;
 952		__entry->data		= data;
 953	),
 954
 955	TP_printk_btrfs("root=%Lu(%s) len=%Lu empty_size=%Lu flags=%Lu(%s)",
 956		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
 957		  __entry->num_bytes, __entry->empty_size, __entry->data,
 958		  __print_flags((unsigned long)__entry->data, "|",
 959				 BTRFS_GROUP_FLAGS))
 960);
 961
 962DECLARE_EVENT_CLASS(btrfs__reserve_extent,
 963
 964	TP_PROTO(struct btrfs_fs_info *fs_info,
 965		 struct btrfs_block_group_cache *block_group, u64 start,
 966		 u64 len),
 967
 968	TP_ARGS(fs_info, block_group, start, len),
 969
 970	TP_STRUCT__entry_btrfs(
 971		__field(	u64,	bg_objectid		)
 972		__field(	u64,	flags			)
 973		__field(	u64,	start			)
 974		__field(	u64,	len			)
 975	),
 976
 977	TP_fast_assign_btrfs(fs_info,
 978		__entry->bg_objectid	= block_group->key.objectid;
 979		__entry->flags		= block_group->flags;
 980		__entry->start		= start;
 981		__entry->len		= len;
 982	),
 983
 984	TP_printk_btrfs("root=%Lu(%s) block_group=%Lu flags=%Lu(%s) "
 985		  "start=%Lu len=%Lu",
 986		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
 987		  __entry->bg_objectid,
 988		  __entry->flags, __print_flags((unsigned long)__entry->flags,
 989						"|", BTRFS_GROUP_FLAGS),
 990		  __entry->start, __entry->len)
 991);
 992
 993DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
 994
 995	TP_PROTO(struct btrfs_fs_info *fs_info,
 996		 struct btrfs_block_group_cache *block_group, u64 start,
 997		 u64 len),
 998
 999	TP_ARGS(fs_info, block_group, start, len)
1000);
1001
1002DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1003
1004	TP_PROTO(struct btrfs_fs_info *fs_info,
1005		 struct btrfs_block_group_cache *block_group, u64 start,
1006		 u64 len),
1007
1008	TP_ARGS(fs_info, block_group, start, len)
1009);
1010
1011TRACE_EVENT(btrfs_find_cluster,
1012
1013	TP_PROTO(struct btrfs_block_group_cache *block_group, u64 start,
1014		 u64 bytes, u64 empty_size, u64 min_bytes),
1015
1016	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1017
1018	TP_STRUCT__entry_btrfs(
1019		__field(	u64,	bg_objectid		)
1020		__field(	u64,	flags			)
1021		__field(	u64,	start			)
1022		__field(	u64,	bytes			)
1023		__field(	u64,	empty_size		)
1024		__field(	u64,	min_bytes		)
1025	),
1026
1027	TP_fast_assign_btrfs(block_group->fs_info,
1028		__entry->bg_objectid	= block_group->key.objectid;
1029		__entry->flags		= block_group->flags;
1030		__entry->start		= start;
1031		__entry->bytes		= bytes;
1032		__entry->empty_size	= empty_size;
1033		__entry->min_bytes	= min_bytes;
1034	),
1035
1036	TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) start=%Lu len=%Lu "
1037		  "empty_size=%Lu min_bytes=%Lu", __entry->bg_objectid,
1038		  __entry->flags,
1039		  __print_flags((unsigned long)__entry->flags, "|",
1040				BTRFS_GROUP_FLAGS), __entry->start,
1041		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1042);
1043
1044TRACE_EVENT(btrfs_failed_cluster_setup,
1045
1046	TP_PROTO(struct btrfs_block_group_cache *block_group),
1047
1048	TP_ARGS(block_group),
1049
1050	TP_STRUCT__entry_btrfs(
1051		__field(	u64,	bg_objectid		)
1052	),
1053
1054	TP_fast_assign_btrfs(block_group->fs_info,
1055		__entry->bg_objectid	= block_group->key.objectid;
1056	),
1057
1058	TP_printk_btrfs("block_group=%Lu", __entry->bg_objectid)
1059);
1060
1061TRACE_EVENT(btrfs_setup_cluster,
1062
1063	TP_PROTO(struct btrfs_block_group_cache *block_group,
1064		 struct btrfs_free_cluster *cluster, u64 size, int bitmap),
1065
1066	TP_ARGS(block_group, cluster, size, bitmap),
1067
1068	TP_STRUCT__entry_btrfs(
1069		__field(	u64,	bg_objectid		)
1070		__field(	u64,	flags			)
1071		__field(	u64,	start			)
1072		__field(	u64,	max_size		)
1073		__field(	u64,	size			)
1074		__field(	int,	bitmap			)
1075	),
1076
1077	TP_fast_assign_btrfs(block_group->fs_info,
1078		__entry->bg_objectid	= block_group->key.objectid;
1079		__entry->flags		= block_group->flags;
1080		__entry->start		= cluster->window_start;
1081		__entry->max_size	= cluster->max_size;
1082		__entry->size		= size;
1083		__entry->bitmap		= bitmap;
1084	),
1085
1086	TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) window_start=%Lu "
1087		  "size=%Lu max_size=%Lu bitmap=%d",
1088		  __entry->bg_objectid,
1089		  __entry->flags,
1090		  __print_flags((unsigned long)__entry->flags, "|",
1091				BTRFS_GROUP_FLAGS), __entry->start,
1092		  __entry->size, __entry->max_size, __entry->bitmap)
1093);
1094
1095struct extent_state;
1096TRACE_EVENT(alloc_extent_state,
1097
1098	TP_PROTO(struct extent_state *state, gfp_t mask, unsigned long IP),
1099
1100	TP_ARGS(state, mask, IP),
1101
1102	TP_STRUCT__entry(
1103		__field(struct extent_state *, state)
1104		__field(gfp_t, mask)
1105		__field(unsigned long, ip)
1106	),
1107
1108	TP_fast_assign(
1109		__entry->state	= state,
1110		__entry->mask	= mask,
1111		__entry->ip	= IP
1112	),
1113
1114	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1115		  show_gfp_flags(__entry->mask), (void *)__entry->ip)
1116);
1117
1118TRACE_EVENT(free_extent_state,
1119
1120	TP_PROTO(struct extent_state *state, unsigned long IP),
1121
1122	TP_ARGS(state, IP),
1123
1124	TP_STRUCT__entry(
1125		__field(struct extent_state *, state)
1126		__field(unsigned long, ip)
1127	),
1128
1129	TP_fast_assign(
1130		__entry->state	= state,
1131		__entry->ip = IP
1132	),
1133
1134	TP_printk("state=%p caller=%pS", __entry->state,
1135		  (void *)__entry->ip)
1136);
1137
1138DECLARE_EVENT_CLASS(btrfs__work,
1139
1140	TP_PROTO(struct btrfs_work *work),
1141
1142	TP_ARGS(work),
1143
1144	TP_STRUCT__entry_btrfs(
1145		__field(	void *,	work			)
1146		__field(	void *, wq			)
1147		__field(	void *,	func			)
1148		__field(	void *,	ordered_func		)
1149		__field(	void *,	ordered_free		)
1150		__field(	void *,	normal_work		)
1151	),
1152
1153	TP_fast_assign_btrfs(btrfs_work_owner(work),
1154		__entry->work		= work;
1155		__entry->wq		= work->wq;
1156		__entry->func		= work->func;
1157		__entry->ordered_func	= work->ordered_func;
1158		__entry->ordered_free	= work->ordered_free;
1159		__entry->normal_work	= &work->normal_work;
1160	),
1161
1162	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%pf ordered_func=%p "
1163		  "ordered_free=%p",
1164		  __entry->work, __entry->normal_work, __entry->wq,
1165		   __entry->func, __entry->ordered_func, __entry->ordered_free)
1166);
1167
1168/*
1169 * For situiations when the work is freed, we pass fs_info and a tag that that
1170 * matches address of the work structure so it can be paired with the
1171 * scheduling event.
1172 */
1173DECLARE_EVENT_CLASS(btrfs__work__done,
1174
1175	TP_PROTO(struct btrfs_fs_info *fs_info, void *wtag),
1176
1177	TP_ARGS(fs_info, wtag),
1178
1179	TP_STRUCT__entry_btrfs(
1180		__field(	void *,	wtag			)
1181	),
1182
1183	TP_fast_assign_btrfs(fs_info,
1184		__entry->wtag		= wtag;
1185	),
1186
1187	TP_printk_btrfs("work->%p", __entry->wtag)
1188);
1189
1190DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1191
1192	TP_PROTO(struct btrfs_work *work),
1193
1194	TP_ARGS(work)
1195);
1196
1197DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1198
1199	TP_PROTO(struct btrfs_work *work),
1200
1201	TP_ARGS(work)
1202);
1203
1204DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1205
1206	TP_PROTO(struct btrfs_fs_info *fs_info, void *wtag),
1207
1208	TP_ARGS(fs_info, wtag)
1209);
1210
1211DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1212
1213	TP_PROTO(struct btrfs_work *work),
1214
1215	TP_ARGS(work)
1216);
1217
1218DECLARE_EVENT_CLASS(btrfs__workqueue,
1219
1220	TP_PROTO(struct __btrfs_workqueue *wq, const char *name, int high),
1221
1222	TP_ARGS(wq, name, high),
1223
1224	TP_STRUCT__entry_btrfs(
1225		__field(	void *,	wq			)
1226		__string(	name,	name			)
1227		__field(	int ,	high			)
1228	),
1229
1230	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1231		__entry->wq		= wq;
1232		__assign_str(name, name);
1233		__entry->high		= high;
1234	),
1235
1236	TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1237		  __print_flags(__entry->high, "",
1238				{(WQ_HIGHPRI),	"-high"}),
1239		  __entry->wq)
1240);
1241
1242DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1243
1244	TP_PROTO(struct __btrfs_workqueue *wq, const char *name, int high),
1245
1246	TP_ARGS(wq, name, high)
1247);
1248
1249DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1250
1251	TP_PROTO(struct __btrfs_workqueue *wq),
1252
1253	TP_ARGS(wq),
1254
1255	TP_STRUCT__entry_btrfs(
1256		__field(	void *,	wq			)
1257	),
1258
1259	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1260		__entry->wq		= wq;
1261	),
1262
1263	TP_printk_btrfs("wq=%p", __entry->wq)
1264);
1265
1266DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1267
1268	TP_PROTO(struct __btrfs_workqueue *wq),
1269
1270	TP_ARGS(wq)
1271);
1272
1273DECLARE_EVENT_CLASS(btrfs__qgroup_data_map,
1274
1275	TP_PROTO(struct inode *inode, u64 free_reserved),
1276
1277	TP_ARGS(inode, free_reserved),
1278
1279	TP_STRUCT__entry_btrfs(
1280		__field(	u64,		rootid		)
1281		__field(	unsigned long,	ino		)
1282		__field(	u64,		free_reserved	)
1283	),
1284
1285	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1286		__entry->rootid		=	BTRFS_I(inode)->root->objectid;
1287		__entry->ino		=	inode->i_ino;
1288		__entry->free_reserved	=	free_reserved;
1289	),
1290
1291	TP_printk_btrfs("rootid=%llu ino=%lu free_reserved=%llu",
1292		  __entry->rootid, __entry->ino, __entry->free_reserved)
1293);
1294
1295DEFINE_EVENT(btrfs__qgroup_data_map, btrfs_qgroup_init_data_rsv_map,
1296
1297	TP_PROTO(struct inode *inode, u64 free_reserved),
1298
1299	TP_ARGS(inode, free_reserved)
1300);
1301
1302DEFINE_EVENT(btrfs__qgroup_data_map, btrfs_qgroup_free_data_rsv_map,
1303
1304	TP_PROTO(struct inode *inode, u64 free_reserved),
1305
1306	TP_ARGS(inode, free_reserved)
1307);
1308
1309#define BTRFS_QGROUP_OPERATIONS				\
1310	{ QGROUP_RESERVE,	"reserve"	},	\
1311	{ QGROUP_RELEASE,	"release"	},	\
1312	{ QGROUP_FREE,		"free"		}
1313
1314DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1315
1316	TP_PROTO(struct inode *inode, u64 start, u64 len, u64 reserved, int op),
1317
1318	TP_ARGS(inode, start, len, reserved, op),
1319
1320	TP_STRUCT__entry_btrfs(
1321		__field(	u64,		rootid		)
1322		__field(	unsigned long,	ino		)
1323		__field(	u64,		start		)
1324		__field(	u64,		len		)
1325		__field(	u64,		reserved	)
1326		__field(	int,		op		)
1327	),
1328
1329	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1330		__entry->rootid		= BTRFS_I(inode)->root->objectid;
1331		__entry->ino		= inode->i_ino;
1332		__entry->start		= start;
1333		__entry->len		= len;
1334		__entry->reserved	= reserved;
1335		__entry->op		= op;
1336	),
1337
1338	TP_printk_btrfs("root=%llu ino=%lu start=%llu len=%llu reserved=%llu op=%s",
1339		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1340		  __entry->reserved,
1341		  __print_flags((unsigned long)__entry->op, "",
1342				BTRFS_QGROUP_OPERATIONS)
1343	)
1344);
1345
1346DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1347
1348	TP_PROTO(struct inode *inode, u64 start, u64 len, u64 reserved, int op),
1349
1350	TP_ARGS(inode, start, len, reserved, op)
1351);
1352
1353DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1354
1355	TP_PROTO(struct inode *inode, u64 start, u64 len, u64 reserved, int op),
1356
1357	TP_ARGS(inode, start, len, reserved, op)
1358);
1359
1360DECLARE_EVENT_CLASS(btrfs__qgroup_delayed_ref,
1361
1362	TP_PROTO(struct btrfs_fs_info *fs_info, u64 ref_root, u64 reserved),
1363
1364	TP_ARGS(fs_info, ref_root, reserved),
1365
1366	TP_STRUCT__entry_btrfs(
1367		__field(	u64,		ref_root	)
1368		__field(	u64,		reserved	)
1369	),
1370
1371	TP_fast_assign_btrfs(fs_info,
1372		__entry->ref_root	= ref_root;
1373		__entry->reserved	= reserved;
1374	),
1375
1376	TP_printk_btrfs("root=%llu reserved=%llu op=free",
1377		  __entry->ref_root, __entry->reserved)
1378);
1379
1380DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref,
1381
1382	TP_PROTO(struct btrfs_fs_info *fs_info, u64 ref_root, u64 reserved),
1383
1384	TP_ARGS(fs_info, ref_root, reserved)
1385);
1386
1387DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1388	TP_PROTO(struct btrfs_fs_info *fs_info,
1389		 struct btrfs_qgroup_extent_record *rec),
1390
1391	TP_ARGS(fs_info, rec),
1392
1393	TP_STRUCT__entry_btrfs(
1394		__field(	u64,  bytenr		)
1395		__field(	u64,  num_bytes		)
1396	),
1397
1398	TP_fast_assign_btrfs(fs_info,
1399		__entry->bytenr		= rec->bytenr,
1400		__entry->num_bytes	= rec->num_bytes;
1401	),
1402
1403	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1404		  (unsigned long long)__entry->bytenr,
1405		  (unsigned long long)__entry->num_bytes)
1406);
1407
1408DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1409
1410	TP_PROTO(struct btrfs_fs_info *fs_info,
1411		 struct btrfs_qgroup_extent_record *rec),
1412
1413	TP_ARGS(fs_info, rec)
1414);
1415
1416DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1417
1418	TP_PROTO(struct btrfs_fs_info *fs_info,
1419		 struct btrfs_qgroup_extent_record *rec),
1420
1421	TP_ARGS(fs_info, rec)
1422);
1423
1424TRACE_EVENT(btrfs_qgroup_account_extent,
1425
1426	TP_PROTO(struct btrfs_fs_info *fs_info, u64 bytenr,
1427		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1428
1429	TP_ARGS(fs_info, bytenr, num_bytes, nr_old_roots, nr_new_roots),
1430
1431	TP_STRUCT__entry_btrfs(
1432		__field(	u64,  bytenr			)
1433		__field(	u64,  num_bytes			)
1434		__field(	u64,  nr_old_roots		)
1435		__field(	u64,  nr_new_roots		)
1436	),
1437
1438	TP_fast_assign_btrfs(fs_info,
1439		__entry->bytenr		= bytenr;
1440		__entry->num_bytes	= num_bytes;
1441		__entry->nr_old_roots	= nr_old_roots;
1442		__entry->nr_new_roots	= nr_new_roots;
1443	),
1444
1445	TP_printk_btrfs("bytenr=%llu num_bytes=%llu nr_old_roots=%llu "
1446		  "nr_new_roots=%llu",
1447		  __entry->bytenr,
1448		  __entry->num_bytes,
1449		  __entry->nr_old_roots,
1450		  __entry->nr_new_roots)
1451);
1452
1453TRACE_EVENT(qgroup_update_counters,
1454
1455	TP_PROTO(struct btrfs_fs_info *fs_info, u64 qgid,
1456		 u64 cur_old_count, u64 cur_new_count),
1457
1458	TP_ARGS(fs_info, qgid, cur_old_count, cur_new_count),
1459
1460	TP_STRUCT__entry_btrfs(
1461		__field(	u64,  qgid			)
1462		__field(	u64,  cur_old_count		)
1463		__field(	u64,  cur_new_count		)
1464	),
1465
1466	TP_fast_assign_btrfs(fs_info,
1467		__entry->qgid		= qgid;
1468		__entry->cur_old_count	= cur_old_count;
1469		__entry->cur_new_count	= cur_new_count;
1470	),
1471
1472	TP_printk_btrfs("qgid=%llu cur_old_count=%llu cur_new_count=%llu",
1473		  __entry->qgid,
1474		  __entry->cur_old_count,
1475		  __entry->cur_new_count)
1476);
1477
1478#endif /* _TRACE_BTRFS_H */
1479
1480/* This part must be outside protection */
1481#include <trace/define_trace.h>