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v3.5.6
 
  1#undef TRACE_SYSTEM
  2#define TRACE_SYSTEM btrfs
  3
  4#if !defined(_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
  5#define _TRACE_BTRFS_H
  6
  7#include <linux/writeback.h>
  8#include <linux/tracepoint.h>
  9#include <trace/events/gfpflags.h>
 10
 11struct btrfs_root;
 12struct btrfs_fs_info;
 13struct btrfs_inode;
 14struct extent_map;
 
 15struct btrfs_ordered_extent;
 16struct btrfs_delayed_ref_node;
 17struct btrfs_delayed_tree_ref;
 18struct btrfs_delayed_data_ref;
 19struct btrfs_delayed_ref_head;
 20struct btrfs_block_group_cache;
 21struct btrfs_free_cluster;
 22struct map_lookup;
 23struct extent_buffer;
 
 
 
 
 
 
 
 24
 25#define show_ref_type(type)						\
 26	__print_symbolic(type,						\
 27		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
 28		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
 29		{ BTRFS_EXTENT_REF_V0_KEY, 	"EXTENT_REF_V0" },	\
 30		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
 31		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
 32
 33#define __show_root_type(obj)						\
 34	__print_symbolic_u64(obj,					\
 35		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
 36		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
 37		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
 38		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
 39		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
 40		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
 41		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
 42		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
 
 43		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
 
 
 44		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
 45
 46#define show_root_type(obj)						\
 47	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
 48	      (obj <= BTRFS_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
 61TRACE_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
 82DECLARE_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
120DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
121
122	TP_PROTO(struct inode *inode),
123
124	TP_ARGS(inode)
125);
126
127DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
128
129	TP_PROTO(struct inode *inode),
130
131	TP_ARGS(inode)
132);
133
134DEFINE_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
158TRACE_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
211DECLARE_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
259DEFINE_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
266DEFINE_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
273DEFINE_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
280DEFINE_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
287DECLARE_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
336DEFINE_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
344TRACE_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
377TRACE_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
407TRACE_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
432TRACE_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	),
449
450	TP_fast_assign(
451		__entry->bytenr		= ref->bytenr;
452		__entry->num_bytes	= ref->num_bytes;
453		__entry->action		= action;
454		__entry->parent		= full_ref->parent;
455		__entry->ref_root	= full_ref->root;
456		__entry->level		= full_ref->level;
457		__entry->type		= ref->type;
 
458	),
459
460	TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
461		  "parent = %llu(%s), ref_root = %llu(%s), level = %d, "
462		  "type = %s",
463		  (unsigned long long)__entry->bytenr,
464		  (unsigned long long)__entry->num_bytes,
465		  show_ref_action(__entry->action),
466		  show_root_type(__entry->parent),
467		  show_root_type(__entry->ref_root),
468		  __entry->level, show_ref_type(__entry->type))
 
469);
470
471TRACE_EVENT(btrfs_delayed_data_ref,
472
473	TP_PROTO(struct btrfs_delayed_ref_node *ref,
474		 struct btrfs_delayed_data_ref *full_ref,
 
475		 int action),
476
477	TP_ARGS(ref, full_ref, action),
 
 
 
478
479	TP_STRUCT__entry(
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
480		__field(	u64,  bytenr		)
481		__field(	u64,  num_bytes		)
482		__field(	int,  action		) 
483		__field(	u64,  parent		)
484		__field(	u64,  ref_root		)
485		__field(	u64,  owner		)
486		__field(	u64,  offset		)
487		__field(	int,  type		)
 
488	),
489
490	TP_fast_assign(
491		__entry->bytenr		= ref->bytenr;
492		__entry->num_bytes	= ref->num_bytes;
493		__entry->action		= action;
494		__entry->parent		= full_ref->parent;
495		__entry->ref_root	= full_ref->root;
496		__entry->owner		= full_ref->objectid;
497		__entry->offset		= full_ref->offset;
498		__entry->type		= ref->type;
 
499	),
500
501	TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
502		  "parent = %llu(%s), ref_root = %llu(%s), owner = %llu, "
503		  "offset = %llu, type = %s",
504		  (unsigned long long)__entry->bytenr,
505		  (unsigned long long)__entry->num_bytes,
506		  show_ref_action(__entry->action),
507		  show_root_type(__entry->parent),
508		  show_root_type(__entry->ref_root),
509		  (unsigned long long)__entry->owner,
510		  (unsigned long long)__entry->offset,
511		  show_ref_type(__entry->type))
 
512);
513
514TRACE_EVENT(btrfs_delayed_ref_head,
515
516	TP_PROTO(struct btrfs_delayed_ref_node *ref,
517		 struct btrfs_delayed_ref_head *head_ref,
 
518		 int action),
519
520	TP_ARGS(ref, head_ref, action),
 
 
 
521
522	TP_STRUCT__entry(
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
523		__field(	u64,  bytenr		)
524		__field(	u64,  num_bytes		)
525		__field(	int,  action		) 
526		__field(	int,  is_data		)
527	),
528
529	TP_fast_assign(
530		__entry->bytenr		= ref->bytenr;
531		__entry->num_bytes	= ref->num_bytes;
532		__entry->action		= action;
533		__entry->is_data	= head_ref->is_data;
534	),
535
536	TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, is_data = %d",
537		  (unsigned long long)__entry->bytenr,
538		  (unsigned long long)__entry->num_bytes,
539		  show_ref_action(__entry->action),
540		  __entry->is_data)
541);
542
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
543#define show_chunk_type(type)					\
544	__print_flags(type, "|",				\
545		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
546		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
547		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
548		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
549		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
550		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
551		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"})
 
 
552
553DECLARE_EVENT_CLASS(btrfs__chunk,
554
555	TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
556		 u64 offset, u64 size),
557
558	TP_ARGS(root, map, offset, size),
559
560	TP_STRUCT__entry(
561		__field(	int,  num_stripes		)
562		__field(	u64,  type			)
563		__field(	int,  sub_stripes		)
564		__field(	u64,  offset			)
565		__field(	u64,  size			)
566		__field(	u64,  root_objectid		)
567	),
568
569	TP_fast_assign(
570		__entry->num_stripes	= map->num_stripes;
571		__entry->type		= map->type;
572		__entry->sub_stripes	= map->sub_stripes;
573		__entry->offset		= offset;
574		__entry->size		= size;
575		__entry->root_objectid	= root->root_key.objectid;
576	),
577
578	TP_printk("root = %llu(%s), offset = %llu, size = %llu, "
579		  "num_stripes = %d, sub_stripes = %d, type = %s",
580		  show_root_type(__entry->root_objectid),
581		  (unsigned long long)__entry->offset,
582		  (unsigned long long)__entry->size,
583		  __entry->num_stripes, __entry->sub_stripes,
584		  show_chunk_type(__entry->type))
585);
586
587DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
588
589	TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
590		 u64 offset, u64 size),
591
592	TP_ARGS(root, map, offset, size)
593);
594
595DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
596
597	TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
598		 u64 offset, u64 size),
599
600	TP_ARGS(root, map, offset, size)
601);
602
603TRACE_EVENT(btrfs_cow_block,
604
605	TP_PROTO(struct btrfs_root *root, struct extent_buffer *buf,
606		 struct extent_buffer *cow),
607
608	TP_ARGS(root, buf, cow),
609
610	TP_STRUCT__entry(
611		__field(	u64,  root_objectid		)
612		__field(	u64,  buf_start			)
613		__field(	int,  refs			)
614		__field(	u64,  cow_start			)
615		__field(	int,  buf_level			)
616		__field(	int,  cow_level			)
617	),
618
619	TP_fast_assign(
620		__entry->root_objectid	= root->root_key.objectid;
621		__entry->buf_start	= buf->start;
622		__entry->refs		= atomic_read(&buf->refs);
623		__entry->cow_start	= cow->start;
624		__entry->buf_level	= btrfs_header_level(buf);
625		__entry->cow_level	= btrfs_header_level(cow);
626	),
627
628	TP_printk("root = %llu(%s), refs = %d, orig_buf = %llu "
629		  "(orig_level = %d), cow_buf = %llu (cow_level = %d)",
630		  show_root_type(__entry->root_objectid),
631		  __entry->refs,
632		  (unsigned long long)__entry->buf_start,
633		  __entry->buf_level,
634		  (unsigned long long)__entry->cow_start,
635		  __entry->cow_level)
636);
637
638TRACE_EVENT(btrfs_space_reservation,
639
640	TP_PROTO(struct btrfs_fs_info *fs_info, char *type, u64 val,
641		 u64 bytes, int reserve),
642
643	TP_ARGS(fs_info, type, val, bytes, reserve),
644
645	TP_STRUCT__entry(
646		__array(	u8,	fsid,	BTRFS_UUID_SIZE	)
647		__string(	type,	type			)
648		__field(	u64,	val			)
649		__field(	u64,	bytes			)
650		__field(	int,	reserve			)
651	),
652
653	TP_fast_assign(
654		memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE);
655		__assign_str(type, type);
656		__entry->val		= val;
657		__entry->bytes		= bytes;
658		__entry->reserve	= reserve;
659	),
660
661	TP_printk("%pU: %s: %Lu %s %Lu", __entry->fsid, __get_str(type),
662		  __entry->val, __entry->reserve ? "reserve" : "release",
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
663		  __entry->bytes)
664);
665
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
666DECLARE_EVENT_CLASS(btrfs__reserved_extent,
667
668	TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
669
670	TP_ARGS(root, start, len),
671
672	TP_STRUCT__entry(
673		__field(	u64,  root_objectid		)
674		__field(	u64,  start			)
675		__field(	u64,  len			)
676	),
677
678	TP_fast_assign(
679		__entry->root_objectid	= root->root_key.objectid;
680		__entry->start		= start;
681		__entry->len		= len;
682	),
683
684	TP_printk("root = %llu(%s), start = %llu, len = %llu",
685		  show_root_type(__entry->root_objectid),
686		  (unsigned long long)__entry->start,
687		  (unsigned long long)__entry->len)
688);
689
690DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
691
692	TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
693
694	TP_ARGS(root, start, len)
695);
696
697DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
698
699	TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
700
701	TP_ARGS(root, start, len)
702);
703
704TRACE_EVENT(find_free_extent,
705
706	TP_PROTO(struct btrfs_root *root, u64 num_bytes, u64 empty_size,
707		 u64 data),
708
709	TP_ARGS(root, num_bytes, empty_size, data),
710
711	TP_STRUCT__entry(
712		__field(	u64,	root_objectid		)
713		__field(	u64,	num_bytes		)
714		__field(	u64,	empty_size		)
715		__field(	u64,	data			)
716	),
717
718	TP_fast_assign(
719		__entry->root_objectid	= root->root_key.objectid;
720		__entry->num_bytes	= num_bytes;
721		__entry->empty_size	= empty_size;
722		__entry->data		= data;
723	),
724
725	TP_printk("root = %Lu(%s), len = %Lu, empty_size = %Lu, "
726		  "flags = %Lu(%s)", show_root_type(__entry->root_objectid),
727		  __entry->num_bytes, __entry->empty_size, __entry->data,
728		  __print_flags((unsigned long)__entry->data, "|",
729				 BTRFS_GROUP_FLAGS))
730);
731
732DECLARE_EVENT_CLASS(btrfs__reserve_extent,
733
734	TP_PROTO(struct btrfs_root *root,
735		 struct btrfs_block_group_cache *block_group, u64 start,
736		 u64 len),
737
738	TP_ARGS(root, block_group, start, len),
739
740	TP_STRUCT__entry(
741		__field(	u64,	root_objectid		)
742		__field(	u64,	bg_objectid		)
743		__field(	u64,	flags			)
744		__field(	u64,	start			)
745		__field(	u64,	len			)
746	),
747
748	TP_fast_assign(
749		__entry->root_objectid	= root->root_key.objectid;
750		__entry->bg_objectid	= block_group->key.objectid;
751		__entry->flags		= block_group->flags;
752		__entry->start		= start;
753		__entry->len		= len;
754	),
755
756	TP_printk("root = %Lu(%s), block_group = %Lu, flags = %Lu(%s), "
757		  "start = %Lu, len = %Lu",
758		  show_root_type(__entry->root_objectid), __entry->bg_objectid,
 
759		  __entry->flags, __print_flags((unsigned long)__entry->flags,
760						"|", BTRFS_GROUP_FLAGS),
761		  __entry->start, __entry->len)
762);
763
764DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
765
766	TP_PROTO(struct btrfs_root *root,
767		 struct btrfs_block_group_cache *block_group, u64 start,
768		 u64 len),
769
770	TP_ARGS(root, block_group, start, len)
771);
772
773DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
774
775	TP_PROTO(struct btrfs_root *root,
776		 struct btrfs_block_group_cache *block_group, u64 start,
777		 u64 len),
778
779	TP_ARGS(root, block_group, start, len)
780);
781
782TRACE_EVENT(btrfs_find_cluster,
783
784	TP_PROTO(struct btrfs_block_group_cache *block_group, u64 start,
785		 u64 bytes, u64 empty_size, u64 min_bytes),
786
787	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
788
789	TP_STRUCT__entry(
790		__field(	u64,	bg_objectid		)
791		__field(	u64,	flags			)
792		__field(	u64,	start			)
793		__field(	u64,	bytes			)
794		__field(	u64,	empty_size		)
795		__field(	u64,	min_bytes		)
796	),
797
798	TP_fast_assign(
799		__entry->bg_objectid	= block_group->key.objectid;
800		__entry->flags		= block_group->flags;
801		__entry->start		= start;
802		__entry->bytes		= bytes;
803		__entry->empty_size	= empty_size;
804		__entry->min_bytes	= min_bytes;
805	),
806
807	TP_printk("block_group = %Lu, flags = %Lu(%s), start = %Lu, len = %Lu,"
808		  " empty_size = %Lu, min_bytes = %Lu", __entry->bg_objectid,
809		  __entry->flags,
810		  __print_flags((unsigned long)__entry->flags, "|",
811				BTRFS_GROUP_FLAGS), __entry->start,
812		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
813);
814
815TRACE_EVENT(btrfs_failed_cluster_setup,
816
817	TP_PROTO(struct btrfs_block_group_cache *block_group),
818
819	TP_ARGS(block_group),
820
821	TP_STRUCT__entry(
822		__field(	u64,	bg_objectid		)
823	),
824
825	TP_fast_assign(
826		__entry->bg_objectid	= block_group->key.objectid;
827	),
828
829	TP_printk("block_group = %Lu", __entry->bg_objectid)
830);
831
832TRACE_EVENT(btrfs_setup_cluster,
833
834	TP_PROTO(struct btrfs_block_group_cache *block_group,
835		 struct btrfs_free_cluster *cluster, u64 size, int bitmap),
 
836
837	TP_ARGS(block_group, cluster, size, bitmap),
838
839	TP_STRUCT__entry(
840		__field(	u64,	bg_objectid		)
841		__field(	u64,	flags			)
842		__field(	u64,	start			)
843		__field(	u64,	max_size		)
844		__field(	u64,	size			)
845		__field(	int,	bitmap			)
846	),
847
848	TP_fast_assign(
849		__entry->bg_objectid	= block_group->key.objectid;
850		__entry->flags		= block_group->flags;
851		__entry->start		= cluster->window_start;
852		__entry->max_size	= cluster->max_size;
853		__entry->size		= size;
854		__entry->bitmap		= bitmap;
855	),
856
857	TP_printk("block_group = %Lu, flags = %Lu(%s), window_start = %Lu, "
858		  "size = %Lu, max_size = %Lu, bitmap = %d",
859		  __entry->bg_objectid,
860		  __entry->flags,
861		  __print_flags((unsigned long)__entry->flags, "|",
862				BTRFS_GROUP_FLAGS), __entry->start,
863		  __entry->size, __entry->max_size, __entry->bitmap)
864);
865
866struct extent_state;
867TRACE_EVENT(alloc_extent_state,
868
869	TP_PROTO(struct extent_state *state, gfp_t mask, unsigned long IP),
 
870
871	TP_ARGS(state, mask, IP),
872
873	TP_STRUCT__entry(
874		__field(struct extent_state *, state)
875		__field(gfp_t, mask)
876		__field(unsigned long, ip)
877	),
878
879	TP_fast_assign(
880		__entry->state	= state,
881		__entry->mask	= mask,
882		__entry->ip	= IP
883	),
884
885	TP_printk("state=%p; mask = %s; caller = %pF", __entry->state,
886		  show_gfp_flags(__entry->mask), (void *)__entry->ip)
887);
888
889TRACE_EVENT(free_extent_state,
890
891	TP_PROTO(struct extent_state *state, unsigned long IP),
892
893	TP_ARGS(state, IP),
894
895	TP_STRUCT__entry(
896		__field(struct extent_state *, state)
897		__field(unsigned long, ip)
898	),
899
900	TP_fast_assign(
901		__entry->state	= state,
902		__entry->ip = IP
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
903	),
904
905	TP_printk(" state=%p; caller = %pF", __entry->state,
906		  (void *)__entry->ip)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
907);
908
909#endif /* _TRACE_BTRFS_H */
910
911/* This part must be outside protection */
912#include <trace/define_trace.h>
v5.14.15
   1/* SPDX-License-Identifier: GPL-2.0 */
   2#undef TRACE_SYSTEM
   3#define TRACE_SYSTEM btrfs
   4
   5#if !defined(_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
   6#define _TRACE_BTRFS_H
   7
   8#include <linux/writeback.h>
   9#include <linux/tracepoint.h>
  10#include <trace/events/mmflags.h>
  11
  12struct btrfs_root;
  13struct btrfs_fs_info;
  14struct btrfs_inode;
  15struct extent_map;
  16struct btrfs_file_extent_item;
  17struct btrfs_ordered_extent;
  18struct btrfs_delayed_ref_node;
  19struct btrfs_delayed_tree_ref;
  20struct btrfs_delayed_data_ref;
  21struct btrfs_delayed_ref_head;
  22struct btrfs_block_group;
  23struct btrfs_free_cluster;
  24struct map_lookup;
  25struct extent_buffer;
  26struct btrfs_work;
  27struct __btrfs_workqueue;
  28struct btrfs_qgroup_extent_record;
  29struct btrfs_qgroup;
  30struct extent_io_tree;
  31struct prelim_ref;
  32struct btrfs_space_info;
  33
  34#define show_ref_type(type)						\
  35	__print_symbolic(type,						\
  36		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
  37		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
  38		{ BTRFS_EXTENT_REF_V0_KEY, 	"EXTENT_REF_V0" },	\
  39		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
  40		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
  41
  42#define __show_root_type(obj)						\
  43	__print_symbolic_u64(obj,					\
  44		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
  45		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
  46		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
  47		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
  48		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
  49		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
  50		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
  51		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
  52		{ BTRFS_QUOTA_TREE_OBJECTID,	"QUOTA_TREE"	},	\
  53		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
  54		{ BTRFS_UUID_TREE_OBJECTID,	"UUID_TREE"	},	\
  55		{ BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },	\
  56		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
  57
  58#define show_root_type(obj)						\
  59	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
  60	      (obj >= BTRFS_ROOT_TREE_OBJECTID &&			\
  61	       obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
  62
  63#define FLUSH_ACTIONS								\
  64	EM( BTRFS_RESERVE_NO_FLUSH,		"BTRFS_RESERVE_NO_FLUSH")	\
  65	EM( BTRFS_RESERVE_FLUSH_LIMIT,		"BTRFS_RESERVE_FLUSH_LIMIT")	\
  66	EM( BTRFS_RESERVE_FLUSH_ALL,		"BTRFS_RESERVE_FLUSH_ALL")	\
  67	EMe(BTRFS_RESERVE_FLUSH_ALL_STEAL,	"BTRFS_RESERVE_FLUSH_ALL_STEAL")
  68
  69#define FI_TYPES							\
  70	EM( BTRFS_FILE_EXTENT_INLINE,		"INLINE")		\
  71	EM( BTRFS_FILE_EXTENT_REG,		"REG")			\
  72	EMe(BTRFS_FILE_EXTENT_PREALLOC,		"PREALLOC")
  73
  74#define QGROUP_RSV_TYPES						\
  75	EM( BTRFS_QGROUP_RSV_DATA,		"DATA")			\
  76	EM( BTRFS_QGROUP_RSV_META_PERTRANS,	"META_PERTRANS")	\
  77	EMe(BTRFS_QGROUP_RSV_META_PREALLOC,	"META_PREALLOC")
  78
  79#define IO_TREE_OWNER						    \
  80	EM( IO_TREE_FS_PINNED_EXTENTS, 	  "PINNED_EXTENTS")	    \
  81	EM( IO_TREE_FS_EXCLUDED_EXTENTS,  "EXCLUDED_EXTENTS")	    \
  82	EM( IO_TREE_BTREE_INODE_IO,	  "BTREE_INODE_IO")	    \
  83	EM( IO_TREE_INODE_IO,		  "INODE_IO")		    \
  84	EM( IO_TREE_INODE_IO_FAILURE,	  "INODE_IO_FAILURE")	    \
  85	EM( IO_TREE_RELOC_BLOCKS,	  "RELOC_BLOCKS")	    \
  86	EM( IO_TREE_TRANS_DIRTY_PAGES,	  "TRANS_DIRTY_PAGES")      \
  87	EM( IO_TREE_ROOT_DIRTY_LOG_PAGES, "ROOT_DIRTY_LOG_PAGES")   \
  88	EM( IO_TREE_INODE_FILE_EXTENT,	  "INODE_FILE_EXTENT")      \
  89	EM( IO_TREE_LOG_CSUM_RANGE,	  "LOG_CSUM_RANGE")         \
  90	EMe(IO_TREE_SELFTEST,		  "SELFTEST")
  91
  92#define FLUSH_STATES							\
  93	EM( FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR")	\
  94	EM( FLUSH_DELAYED_ITEMS,	"FLUSH_DELAYED_ITEMS")		\
  95	EM( FLUSH_DELALLOC,		"FLUSH_DELALLOC")		\
  96	EM( FLUSH_DELALLOC_WAIT,	"FLUSH_DELALLOC_WAIT")		\
  97	EM( FLUSH_DELALLOC_FULL,	"FLUSH_DELALLOC_FULL")		\
  98	EM( FLUSH_DELAYED_REFS_NR,	"FLUSH_DELAYED_REFS_NR")	\
  99	EM( FLUSH_DELAYED_REFS,		"FLUSH_ELAYED_REFS")		\
 100	EM( ALLOC_CHUNK,		"ALLOC_CHUNK")			\
 101	EM( ALLOC_CHUNK_FORCE,		"ALLOC_CHUNK_FORCE")		\
 102	EM( RUN_DELAYED_IPUTS,		"RUN_DELAYED_IPUTS")		\
 103	EMe(COMMIT_TRANS,		"COMMIT_TRANS")
 104
 105/*
 106 * First define the enums in the above macros to be exported to userspace via
 107 * TRACE_DEFINE_ENUM().
 108 */
 109
 110#undef EM
 111#undef EMe
 112#define EM(a, b)	TRACE_DEFINE_ENUM(a);
 113#define EMe(a, b)	TRACE_DEFINE_ENUM(a);
 114
 115FLUSH_ACTIONS
 116FI_TYPES
 117QGROUP_RSV_TYPES
 118IO_TREE_OWNER
 119FLUSH_STATES
 120
 121/*
 122 * Now redefine the EM and EMe macros to map the enums to the strings that will
 123 * be printed in the output
 124 */
 125
 126#undef EM
 127#undef EMe
 128#define EM(a, b)        {a, b},
 129#define EMe(a, b)       {a, b}
 130
 
 
 
 
 
 
 
 
 131
 132#define BTRFS_GROUP_FLAGS	\
 133	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
 134	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
 135	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
 136	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
 137	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
 138	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
 139	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
 140	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
 141	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}
 142
 143#define EXTENT_FLAGS						\
 144	{ EXTENT_DIRTY,			"DIRTY"},		\
 145	{ EXTENT_UPTODATE,		"UPTODATE"},		\
 146	{ EXTENT_LOCKED,		"LOCKED"},		\
 147	{ EXTENT_NEW,			"NEW"},			\
 148	{ EXTENT_DELALLOC,		"DELALLOC"},		\
 149	{ EXTENT_DEFRAG,		"DEFRAG"},		\
 150	{ EXTENT_BOUNDARY,		"BOUNDARY"},		\
 151	{ EXTENT_NODATASUM,		"NODATASUM"},		\
 152	{ EXTENT_CLEAR_META_RESV,	"CLEAR_META_RESV"},	\
 153	{ EXTENT_NEED_WAIT,		"NEED_WAIT"},		\
 154	{ EXTENT_DAMAGED,		"DAMAGED"},		\
 155	{ EXTENT_NORESERVE,		"NORESERVE"},		\
 156	{ EXTENT_QGROUP_RESERVED,	"QGROUP_RESERVED"},	\
 157	{ EXTENT_CLEAR_DATA_RESV,	"CLEAR_DATA_RESV"},	\
 158	{ EXTENT_DELALLOC_NEW,		"DELALLOC_NEW"}
 159
 160#define BTRFS_FSID_SIZE 16
 161#define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
 162
 163#define TP_fast_assign_fsid(fs_info)					\
 164({									\
 165	if (fs_info)							\
 166		memcpy(__entry->fsid, fs_info->fs_devices->fsid,	\
 167		       BTRFS_FSID_SIZE);				\
 168	else								\
 169		memset(__entry->fsid, 0, BTRFS_FSID_SIZE);		\
 170})
 171
 172#define TP_STRUCT__entry_btrfs(args...)					\
 173	TP_STRUCT__entry(						\
 174		TP_STRUCT__entry_fsid					\
 175		args)
 176#define TP_fast_assign_btrfs(fs_info, args...)				\
 177	TP_fast_assign(							\
 178		TP_fast_assign_fsid(fs_info);				\
 179		args)
 180#define TP_printk_btrfs(fmt, args...) \
 181	TP_printk("%pU: " fmt, __entry->fsid, args)
 182
 183TRACE_EVENT(btrfs_transaction_commit,
 184
 185	TP_PROTO(const struct btrfs_root *root),
 186
 187	TP_ARGS(root),
 188
 189	TP_STRUCT__entry_btrfs(
 190		__field(	u64,  generation		)
 191		__field(	u64,  root_objectid		)
 192	),
 193
 194	TP_fast_assign_btrfs(root->fs_info,
 195		__entry->generation	= root->fs_info->generation;
 196		__entry->root_objectid	= root->root_key.objectid;
 197	),
 198
 199	TP_printk_btrfs("root=%llu(%s) gen=%llu",
 200		  show_root_type(__entry->root_objectid),
 201		  __entry->generation)
 202);
 203
 204DECLARE_EVENT_CLASS(btrfs__inode,
 205
 206	TP_PROTO(const struct inode *inode),
 207
 208	TP_ARGS(inode),
 209
 210	TP_STRUCT__entry_btrfs(
 211		__field(	u64,  ino			)
 212		__field(	u64,  blocks			)
 213		__field(	u64,  disk_i_size		)
 214		__field(	u64,  generation		)
 215		__field(	u64,  last_trans		)
 216		__field(	u64,  logged_trans		)
 217		__field(	u64,  root_objectid		)
 218	),
 219
 220	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 221		__entry->ino	= btrfs_ino(BTRFS_I(inode));
 222		__entry->blocks	= inode->i_blocks;
 223		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
 224		__entry->generation = BTRFS_I(inode)->generation;
 225		__entry->last_trans = BTRFS_I(inode)->last_trans;
 226		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
 227		__entry->root_objectid =
 228				BTRFS_I(inode)->root->root_key.objectid;
 229	),
 230
 231	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
 232		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
 233		  show_root_type(__entry->root_objectid),
 234		  __entry->generation,
 235		  __entry->ino,
 236		  __entry->blocks,
 237		  __entry->disk_i_size,
 238		  __entry->last_trans,
 239		  __entry->logged_trans)
 240);
 241
 242DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
 243
 244	TP_PROTO(const struct inode *inode),
 245
 246	TP_ARGS(inode)
 247);
 248
 249DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
 250
 251	TP_PROTO(const struct inode *inode),
 252
 253	TP_ARGS(inode)
 254);
 255
 256DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
 257
 258	TP_PROTO(const struct inode *inode),
 259
 260	TP_ARGS(inode)
 261);
 262
 263#define __show_map_type(type)						\
 264	__print_symbolic_u64(type,					\
 265		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
 266		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
 267		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
 268		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})
 269
 270#define show_map_type(type)			\
 271	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
 272
 273#define show_map_flags(flag)						\
 274	__print_flags(flag, "|",					\
 275		{ (1 << EXTENT_FLAG_PINNED), 		"PINNED" 	},\
 276		{ (1 << EXTENT_FLAG_COMPRESSED), 	"COMPRESSED" 	},\
 277		{ (1 << EXTENT_FLAG_PREALLOC), 		"PREALLOC" 	},\
 278		{ (1 << EXTENT_FLAG_LOGGING),	 	"LOGGING" 	},\
 279		{ (1 << EXTENT_FLAG_FILLING),	 	"FILLING" 	},\
 280		{ (1 << EXTENT_FLAG_FS_MAPPING),	"FS_MAPPING"	})
 281
 282TRACE_EVENT_CONDITION(btrfs_get_extent,
 283
 284	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
 285		 const struct extent_map *map),
 286
 287	TP_ARGS(root, inode, map),
 288
 289	TP_CONDITION(map),
 290
 291	TP_STRUCT__entry_btrfs(
 292		__field(	u64,  root_objectid	)
 293		__field(	u64,  ino		)
 294		__field(	u64,  start		)
 295		__field(	u64,  len		)
 296		__field(	u64,  orig_start	)
 297		__field(	u64,  block_start	)
 298		__field(	u64,  block_len		)
 299		__field(	unsigned long,  flags	)
 300		__field(	int,  refs		)
 301		__field(	unsigned int,  compress_type	)
 302	),
 303
 304	TP_fast_assign_btrfs(root->fs_info,
 305		__entry->root_objectid	= root->root_key.objectid;
 306		__entry->ino		= btrfs_ino(inode);
 307		__entry->start		= map->start;
 308		__entry->len		= map->len;
 309		__entry->orig_start	= map->orig_start;
 310		__entry->block_start	= map->block_start;
 311		__entry->block_len	= map->block_len;
 312		__entry->flags		= map->flags;
 313		__entry->refs		= refcount_read(&map->refs);
 314		__entry->compress_type	= map->compress_type;
 315	),
 316
 317	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
 318		  "orig_start=%llu block_start=%llu(%s) "
 319		  "block_len=%llu flags=%s refs=%u "
 320		  "compress_type=%u",
 321		  show_root_type(__entry->root_objectid),
 322		  __entry->ino,
 323		  __entry->start,
 324		  __entry->len,
 325		  __entry->orig_start,
 326		  show_map_type(__entry->block_start),
 327		  __entry->block_len,
 328		  show_map_flags(__entry->flags),
 329		  __entry->refs, __entry->compress_type)
 330);
 331
 332TRACE_EVENT(btrfs_handle_em_exist,
 333
 334	TP_PROTO(const struct btrfs_fs_info *fs_info,
 335		const struct extent_map *existing, const struct extent_map *map,
 336		u64 start, u64 len),
 337
 338	TP_ARGS(fs_info, existing, map, start, len),
 339
 340	TP_STRUCT__entry_btrfs(
 341		__field(	u64,  e_start		)
 342		__field(	u64,  e_len		)
 343		__field(	u64,  map_start		)
 344		__field(	u64,  map_len		)
 345		__field(	u64,  start		)
 346		__field(	u64,  len		)
 347	),
 348
 349	TP_fast_assign_btrfs(fs_info,
 350		__entry->e_start	= existing->start;
 351		__entry->e_len		= existing->len;
 352		__entry->map_start	= map->start;
 353		__entry->map_len	= map->len;
 354		__entry->start		= start;
 355		__entry->len		= len;
 356	),
 357
 358	TP_printk_btrfs("start=%llu len=%llu "
 359		  "existing(start=%llu len=%llu) "
 360		  "em(start=%llu len=%llu)",
 361		  __entry->start,
 362		  __entry->len,
 363		  __entry->e_start,
 364		  __entry->e_len,
 365		  __entry->map_start,
 366		  __entry->map_len)
 367);
 368
 369/* file extent item */
 370DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
 371
 372	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 373		 const struct btrfs_file_extent_item *fi, u64 start),
 374
 375	TP_ARGS(bi, l, fi, start),
 376
 377	TP_STRUCT__entry_btrfs(
 378		__field(	u64,	root_obj	)
 379		__field(	u64,	ino		)
 380		__field(	loff_t,	isize		)
 381		__field(	u64,	disk_isize	)
 382		__field(	u64,	num_bytes	)
 383		__field(	u64,	ram_bytes	)
 384		__field(	u64,	disk_bytenr	)
 385		__field(	u64,	disk_num_bytes	)
 386		__field(	u64,	extent_offset	)
 387		__field(	u8,	extent_type	)
 388		__field(	u8,	compression	)
 389		__field(	u64,	extent_start	)
 390		__field(	u64,	extent_end	)
 391	),
 392
 393	TP_fast_assign_btrfs(bi->root->fs_info,
 394		__entry->root_obj	= bi->root->root_key.objectid;
 395		__entry->ino		= btrfs_ino(bi);
 396		__entry->isize		= bi->vfs_inode.i_size;
 397		__entry->disk_isize	= bi->disk_i_size;
 398		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
 399		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
 400		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
 401		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
 402		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
 403		__entry->extent_type	= btrfs_file_extent_type(l, fi);
 404		__entry->compression	= btrfs_file_extent_compression(l, fi);
 405		__entry->extent_start	= start;
 406		__entry->extent_end	= (start + __entry->num_bytes);
 407	),
 408
 409	TP_printk_btrfs(
 410		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 411		"file extent range=[%llu %llu] "
 412		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
 413		"disk_num_bytes=%llu extent_offset=%llu type=%s "
 414		"compression=%u",
 415		show_root_type(__entry->root_obj), __entry->ino,
 416		__entry->isize,
 417		__entry->disk_isize, __entry->extent_start,
 418		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
 419		__entry->disk_bytenr, __entry->disk_num_bytes,
 420		__entry->extent_offset, __print_symbolic(__entry->extent_type, FI_TYPES),
 421		__entry->compression)
 422);
 423
 424DECLARE_EVENT_CLASS(
 425	btrfs__file_extent_item_inline,
 426
 427	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 428		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
 429
 430	TP_ARGS(bi, l, fi, slot,  start),
 431
 432	TP_STRUCT__entry_btrfs(
 433		__field(	u64,	root_obj	)
 434		__field(	u64,	ino		)
 435		__field(	loff_t,	isize		)
 436		__field(	u64,	disk_isize	)
 437		__field(	u8,	extent_type	)
 438		__field(	u8,	compression	)
 439		__field(	u64,	extent_start	)
 440		__field(	u64,	extent_end	)
 441	),
 442
 443	TP_fast_assign_btrfs(
 444		bi->root->fs_info,
 445		__entry->root_obj	= bi->root->root_key.objectid;
 446		__entry->ino		= btrfs_ino(bi);
 447		__entry->isize		= bi->vfs_inode.i_size;
 448		__entry->disk_isize	= bi->disk_i_size;
 449		__entry->extent_type	= btrfs_file_extent_type(l, fi);
 450		__entry->compression	= btrfs_file_extent_compression(l, fi);
 451		__entry->extent_start	= start;
 452		__entry->extent_end	= (start + btrfs_file_extent_ram_bytes(l, fi));
 453	),
 454
 455	TP_printk_btrfs(
 456		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 457		"file extent range=[%llu %llu] "
 458		"extent_type=%s compression=%u",
 459		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
 460		__entry->disk_isize, __entry->extent_start,
 461		__entry->extent_end, __print_symbolic(__entry->extent_type, FI_TYPES),
 462		__entry->compression)
 463);
 464
 465DEFINE_EVENT(
 466	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
 467
 468	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 469		 const struct btrfs_file_extent_item *fi, u64 start),
 470
 471	TP_ARGS(bi, l, fi, start)
 472);
 473
 474DEFINE_EVENT(
 475	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
 476
 477	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 478		 const struct btrfs_file_extent_item *fi, u64 start),
 479
 480	TP_ARGS(bi, l, fi, start)
 481);
 482
 483DEFINE_EVENT(
 484	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
 485
 486	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 487		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
 488
 489	TP_ARGS(bi, l, fi, slot, start)
 490);
 491
 492DEFINE_EVENT(
 493	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
 494
 495	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 496		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
 497
 498	TP_ARGS(bi, l, fi, slot, start)
 499);
 500
 501#define show_ordered_flags(flags)					   \
 502	__print_flags(flags, "|",					   \
 503		{ (1 << BTRFS_ORDERED_REGULAR), 	"REGULAR" 	}, \
 504		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
 505		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
 506		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
 507		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
 508		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
 509		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
 510		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
 511		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
 512
 513
 514DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 515
 516	TP_PROTO(const struct btrfs_inode *inode,
 517		 const struct btrfs_ordered_extent *ordered),
 518
 519	TP_ARGS(inode, ordered),
 520
 521	TP_STRUCT__entry_btrfs(
 522		__field(	u64,  ino		)
 523		__field(	u64,  file_offset	)
 524		__field(	u64,  start		)
 525		__field(	u64,  len		)
 526		__field(	u64,  disk_len		)
 527		__field(	u64,  bytes_left	)
 528		__field(	unsigned long,  flags	)
 529		__field(	int,  compress_type	)
 530		__field(	int,  refs		)
 531		__field(	u64,  root_objectid	)
 532		__field(	u64,  truncated_len	)
 533	),
 534
 535	TP_fast_assign_btrfs(inode->root->fs_info,
 536		__entry->ino 		= btrfs_ino(inode);
 537		__entry->file_offset	= ordered->file_offset;
 538		__entry->start		= ordered->disk_bytenr;
 539		__entry->len		= ordered->num_bytes;
 540		__entry->disk_len	= ordered->disk_num_bytes;
 541		__entry->bytes_left	= ordered->bytes_left;
 542		__entry->flags		= ordered->flags;
 543		__entry->compress_type	= ordered->compress_type;
 544		__entry->refs		= refcount_read(&ordered->refs);
 545		__entry->root_objectid	= inode->root->root_key.objectid;
 546		__entry->truncated_len	= ordered->truncated_len;
 547	),
 548
 549	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
 550		  "start=%llu len=%llu disk_len=%llu "
 551		  "truncated_len=%llu "
 552		  "bytes_left=%llu flags=%s compress_type=%d "
 553		  "refs=%d",
 554		  show_root_type(__entry->root_objectid),
 555		  __entry->ino,
 556		  __entry->file_offset,
 557		  __entry->start,
 558		  __entry->len,
 559		  __entry->disk_len,
 560		  __entry->truncated_len,
 561		  __entry->bytes_left,
 562		  show_ordered_flags(__entry->flags),
 563		  __entry->compress_type, __entry->refs)
 564);
 565
 566DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 567
 568	TP_PROTO(const struct btrfs_inode *inode,
 569		 const struct btrfs_ordered_extent *ordered),
 570
 571	TP_ARGS(inode, ordered)
 572);
 573
 574DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 575
 576	TP_PROTO(const struct btrfs_inode *inode,
 577		 const struct btrfs_ordered_extent *ordered),
 578
 579	TP_ARGS(inode, ordered)
 580);
 581
 582DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 583
 584	TP_PROTO(const struct btrfs_inode *inode,
 585		 const struct btrfs_ordered_extent *ordered),
 586
 587	TP_ARGS(inode, ordered)
 588);
 589
 590DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 591
 592	TP_PROTO(const struct btrfs_inode *inode,
 593		 const struct btrfs_ordered_extent *ordered),
 594
 595	TP_ARGS(inode, ordered)
 596);
 597
 598DECLARE_EVENT_CLASS(btrfs__writepage,
 599
 600	TP_PROTO(const struct page *page, const struct inode *inode,
 601		 const struct writeback_control *wbc),
 602
 603	TP_ARGS(page, inode, wbc),
 604
 605	TP_STRUCT__entry_btrfs(
 606		__field(	u64,	ino			)
 607		__field(	pgoff_t,  index			)
 608		__field(	long,   nr_to_write		)
 609		__field(	long,   pages_skipped		)
 610		__field(	loff_t, range_start		)
 611		__field(	loff_t, range_end		)
 612		__field(	char,   for_kupdate		)
 613		__field(	char,   for_reclaim		)
 614		__field(	char,   range_cyclic		)
 615		__field(	unsigned long,  writeback_index	)
 616		__field(	u64,    root_objectid		)
 617	),
 618
 619	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 620		__entry->ino		= btrfs_ino(BTRFS_I(inode));
 621		__entry->index		= page->index;
 622		__entry->nr_to_write	= wbc->nr_to_write;
 623		__entry->pages_skipped	= wbc->pages_skipped;
 624		__entry->range_start	= wbc->range_start;
 625		__entry->range_end	= wbc->range_end;
 626		__entry->for_kupdate	= wbc->for_kupdate;
 627		__entry->for_reclaim	= wbc->for_reclaim;
 628		__entry->range_cyclic	= wbc->range_cyclic;
 629		__entry->writeback_index = inode->i_mapping->writeback_index;
 630		__entry->root_objectid	=
 631				 BTRFS_I(inode)->root->root_key.objectid;
 632	),
 633
 634	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
 635		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
 636		  "range_end=%llu for_kupdate=%d "
 637		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
 638		  show_root_type(__entry->root_objectid),
 639		  __entry->ino, __entry->index,
 640		  __entry->nr_to_write, __entry->pages_skipped,
 641		  __entry->range_start, __entry->range_end,
 642		  __entry->for_kupdate,
 643		  __entry->for_reclaim, __entry->range_cyclic,
 644		  __entry->writeback_index)
 645);
 646
 647DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 648
 649	TP_PROTO(const struct page *page, const struct inode *inode,
 650		 const struct writeback_control *wbc),
 651
 652	TP_ARGS(page, inode, wbc)
 653);
 654
 655TRACE_EVENT(btrfs_writepage_end_io_hook,
 656
 657	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end,
 658		 int uptodate),
 659
 660	TP_ARGS(inode, start, end, uptodate),
 661
 662	TP_STRUCT__entry_btrfs(
 663		__field(	u64,	 ino		)
 
 664		__field(	u64,	 start		)
 665		__field(	u64,	 end		)
 666		__field(	int,	 uptodate	)
 667		__field(	u64,    root_objectid	)
 668	),
 669
 670	TP_fast_assign_btrfs(inode->root->fs_info,
 671		__entry->ino	= btrfs_ino(inode);
 
 672		__entry->start	= start;
 673		__entry->end	= end;
 674		__entry->uptodate = uptodate;
 675		__entry->root_objectid = inode->root->root_key.objectid;
 
 676	),
 677
 678	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu end=%llu uptodate=%d",
 
 679		  show_root_type(__entry->root_objectid),
 680		  __entry->ino, __entry->start,
 681		  __entry->end, __entry->uptodate)
 
 682);
 683
 684TRACE_EVENT(btrfs_sync_file,
 685
 686	TP_PROTO(const struct file *file, int datasync),
 687
 688	TP_ARGS(file, datasync),
 689
 690	TP_STRUCT__entry_btrfs(
 691		__field(	u64,	ino		)
 692		__field(	u64,	parent		)
 693		__field(	int,    datasync	)
 694		__field(	u64,    root_objectid	)
 695	),
 696
 697	TP_fast_assign(
 698		const struct dentry *dentry = file->f_path.dentry;
 699		const struct inode *inode = d_inode(dentry);
 700
 701		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
 702		__entry->ino		= btrfs_ino(BTRFS_I(inode));
 703		__entry->parent		= btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
 704		__entry->datasync	= datasync;
 705		__entry->root_objectid	=
 706				 BTRFS_I(inode)->root->root_key.objectid;
 707	),
 708
 709	TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
 710		  show_root_type(__entry->root_objectid),
 711		  __entry->ino,
 712		  __entry->parent,
 713		  __entry->datasync)
 714);
 715
 716TRACE_EVENT(btrfs_sync_fs,
 717
 718	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
 719
 720	TP_ARGS(fs_info, wait),
 721
 722	TP_STRUCT__entry_btrfs(
 723		__field(	int,  wait		)
 724	),
 725
 726	TP_fast_assign_btrfs(fs_info,
 727		__entry->wait	= wait;
 728	),
 729
 730	TP_printk_btrfs("wait=%d", __entry->wait)
 731);
 732
 733TRACE_EVENT(btrfs_add_block_group,
 734
 735	TP_PROTO(const struct btrfs_fs_info *fs_info,
 736		 const struct btrfs_block_group *block_group, int create),
 737
 738	TP_ARGS(fs_info, block_group, create),
 739
 740	TP_STRUCT__entry_btrfs(
 741		__field(	u64,	offset			)
 742		__field(	u64,	size			)
 743		__field(	u64,	flags			)
 744		__field(	u64,	bytes_used		)
 745		__field(	u64,	bytes_super		)
 746		__field(	int,	create			)
 747	),
 748
 749	TP_fast_assign_btrfs(fs_info,
 750		__entry->offset		= block_group->start;
 751		__entry->size		= block_group->length;
 752		__entry->flags		= block_group->flags;
 753		__entry->bytes_used	= block_group->used;
 754		__entry->bytes_super	= block_group->bytes_super;
 755		__entry->create		= create;
 756	),
 757
 758	TP_printk_btrfs("block_group offset=%llu size=%llu "
 759		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
 760		  "create=%d",
 761		  __entry->offset,
 762		  __entry->size,
 763		  __entry->flags,
 764		  __print_flags((unsigned long)__entry->flags, "|",
 765				BTRFS_GROUP_FLAGS),
 766		  __entry->bytes_used,
 767		  __entry->bytes_super, __entry->create)
 768);
 769
 770#define show_ref_action(action)						\
 771	__print_symbolic(action,					\
 772		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
 773		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
 774		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
 775		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
 776			
 777
 778DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 779
 780	TP_PROTO(const struct btrfs_fs_info *fs_info,
 781		 const struct btrfs_delayed_ref_node *ref,
 782		 const struct btrfs_delayed_tree_ref *full_ref,
 783		 int action),
 784
 785	TP_ARGS(fs_info, ref, full_ref, action),
 786
 787	TP_STRUCT__entry_btrfs(
 788		__field(	u64,  bytenr		)
 789		__field(	u64,  num_bytes		)
 790		__field(	int,  action		) 
 791		__field(	u64,  parent		)
 792		__field(	u64,  ref_root		)
 793		__field(	int,  level		)
 794		__field(	int,  type		)
 795		__field(	u64,  seq		)
 796	),
 797
 798	TP_fast_assign_btrfs(fs_info,
 799		__entry->bytenr		= ref->bytenr;
 800		__entry->num_bytes	= ref->num_bytes;
 801		__entry->action		= action;
 802		__entry->parent		= full_ref->parent;
 803		__entry->ref_root	= full_ref->root;
 804		__entry->level		= full_ref->level;
 805		__entry->type		= ref->type;
 806		__entry->seq		= ref->seq;
 807	),
 808
 809	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 810		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
 811		  "type=%s seq=%llu",
 812		  __entry->bytenr,
 813		  __entry->num_bytes,
 814		  show_ref_action(__entry->action),
 815		  show_root_type(__entry->parent),
 816		  show_root_type(__entry->ref_root),
 817		  __entry->level, show_ref_type(__entry->type),
 818		  __entry->seq)
 819);
 820
 821DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 822
 823	TP_PROTO(const struct btrfs_fs_info *fs_info,
 824		 const struct btrfs_delayed_ref_node *ref,
 825		 const struct btrfs_delayed_tree_ref *full_ref,
 826		 int action),
 827
 828	TP_ARGS(fs_info, ref, full_ref, action)
 829);
 830
 831DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 832
 833	TP_PROTO(const struct btrfs_fs_info *fs_info,
 834		 const struct btrfs_delayed_ref_node *ref,
 835		 const struct btrfs_delayed_tree_ref *full_ref,
 836		 int action),
 837
 838	TP_ARGS(fs_info, ref, full_ref, action)
 839);
 840
 841DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 842
 843	TP_PROTO(const struct btrfs_fs_info *fs_info,
 844		 const struct btrfs_delayed_ref_node *ref,
 845		 const struct btrfs_delayed_data_ref *full_ref,
 846		 int action),
 847
 848	TP_ARGS(fs_info, ref, full_ref, action),
 849
 850	TP_STRUCT__entry_btrfs(
 851		__field(	u64,  bytenr		)
 852		__field(	u64,  num_bytes		)
 853		__field(	int,  action		) 
 854		__field(	u64,  parent		)
 855		__field(	u64,  ref_root		)
 856		__field(	u64,  owner		)
 857		__field(	u64,  offset		)
 858		__field(	int,  type		)
 859		__field(	u64,  seq		)
 860	),
 861
 862	TP_fast_assign_btrfs(fs_info,
 863		__entry->bytenr		= ref->bytenr;
 864		__entry->num_bytes	= ref->num_bytes;
 865		__entry->action		= action;
 866		__entry->parent		= full_ref->parent;
 867		__entry->ref_root	= full_ref->root;
 868		__entry->owner		= full_ref->objectid;
 869		__entry->offset		= full_ref->offset;
 870		__entry->type		= ref->type;
 871		__entry->seq		= ref->seq;
 872	),
 873
 874	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 875		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
 876		  "offset=%llu type=%s seq=%llu",
 877		  __entry->bytenr,
 878		  __entry->num_bytes,
 879		  show_ref_action(__entry->action),
 880		  show_root_type(__entry->parent),
 881		  show_root_type(__entry->ref_root),
 882		  __entry->owner,
 883		  __entry->offset,
 884		  show_ref_type(__entry->type),
 885		  __entry->seq)
 886);
 887
 888DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 889
 890	TP_PROTO(const struct btrfs_fs_info *fs_info,
 891		 const struct btrfs_delayed_ref_node *ref,
 892		 const struct btrfs_delayed_data_ref *full_ref,
 893		 int action),
 894
 895	TP_ARGS(fs_info, ref, full_ref, action)
 896);
 897
 898DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 899
 900	TP_PROTO(const struct btrfs_fs_info *fs_info,
 901		 const struct btrfs_delayed_ref_node *ref,
 902		 const struct btrfs_delayed_data_ref *full_ref,
 903		 int action),
 904
 905	TP_ARGS(fs_info, ref, full_ref, action)
 906);
 907
 908DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 909
 910	TP_PROTO(const struct btrfs_fs_info *fs_info,
 911		 const struct btrfs_delayed_ref_head *head_ref,
 912		 int action),
 913
 914	TP_ARGS(fs_info, head_ref, action),
 915
 916	TP_STRUCT__entry_btrfs(
 917		__field(	u64,  bytenr		)
 918		__field(	u64,  num_bytes		)
 919		__field(	int,  action		) 
 920		__field(	int,  is_data		)
 921	),
 922
 923	TP_fast_assign_btrfs(fs_info,
 924		__entry->bytenr		= head_ref->bytenr;
 925		__entry->num_bytes	= head_ref->num_bytes;
 926		__entry->action		= action;
 927		__entry->is_data	= head_ref->is_data;
 928	),
 929
 930	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
 931		  __entry->bytenr,
 932		  __entry->num_bytes,
 933		  show_ref_action(__entry->action),
 934		  __entry->is_data)
 935);
 936
 937DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 938
 939	TP_PROTO(const struct btrfs_fs_info *fs_info,
 940		 const struct btrfs_delayed_ref_head *head_ref,
 941		 int action),
 942
 943	TP_ARGS(fs_info, head_ref, action)
 944);
 945
 946DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 947
 948	TP_PROTO(const struct btrfs_fs_info *fs_info,
 949		 const struct btrfs_delayed_ref_head *head_ref,
 950		 int action),
 951
 952	TP_ARGS(fs_info, head_ref, action)
 953);
 954
 955#define show_chunk_type(type)					\
 956	__print_flags(type, "|",				\
 957		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
 958		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
 959		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
 960		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
 961		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
 962		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
 963		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
 964		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
 965		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
 966
 967DECLARE_EVENT_CLASS(btrfs__chunk,
 968
 969	TP_PROTO(const struct btrfs_fs_info *fs_info,
 970		 const struct map_lookup *map, u64 offset, u64 size),
 971
 972	TP_ARGS(fs_info, map, offset, size),
 973
 974	TP_STRUCT__entry_btrfs(
 975		__field(	int,  num_stripes		)
 976		__field(	u64,  type			)
 977		__field(	int,  sub_stripes		)
 978		__field(	u64,  offset			)
 979		__field(	u64,  size			)
 980		__field(	u64,  root_objectid		)
 981	),
 982
 983	TP_fast_assign_btrfs(fs_info,
 984		__entry->num_stripes	= map->num_stripes;
 985		__entry->type		= map->type;
 986		__entry->sub_stripes	= map->sub_stripes;
 987		__entry->offset		= offset;
 988		__entry->size		= size;
 989		__entry->root_objectid	= fs_info->chunk_root->root_key.objectid;
 990	),
 991
 992	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
 993		  "num_stripes=%d sub_stripes=%d type=%s",
 994		  show_root_type(__entry->root_objectid),
 995		  __entry->offset,
 996		  __entry->size,
 997		  __entry->num_stripes, __entry->sub_stripes,
 998		  show_chunk_type(__entry->type))
 999);
1000
1001DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
1002
1003	TP_PROTO(const struct btrfs_fs_info *fs_info,
1004		 const struct map_lookup *map, u64 offset, u64 size),
1005
1006	TP_ARGS(fs_info, map, offset, size)
1007);
1008
1009DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
1010
1011	TP_PROTO(const struct btrfs_fs_info *fs_info,
1012		 const struct map_lookup *map, u64 offset, u64 size),
1013
1014	TP_ARGS(fs_info, map, offset, size)
1015);
1016
1017TRACE_EVENT(btrfs_cow_block,
1018
1019	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
1020		 const struct extent_buffer *cow),
1021
1022	TP_ARGS(root, buf, cow),
1023
1024	TP_STRUCT__entry_btrfs(
1025		__field(	u64,  root_objectid		)
1026		__field(	u64,  buf_start			)
1027		__field(	int,  refs			)
1028		__field(	u64,  cow_start			)
1029		__field(	int,  buf_level			)
1030		__field(	int,  cow_level			)
1031	),
1032
1033	TP_fast_assign_btrfs(root->fs_info,
1034		__entry->root_objectid	= root->root_key.objectid;
1035		__entry->buf_start	= buf->start;
1036		__entry->refs		= atomic_read(&buf->refs);
1037		__entry->cow_start	= cow->start;
1038		__entry->buf_level	= btrfs_header_level(buf);
1039		__entry->cow_level	= btrfs_header_level(cow);
1040	),
1041
1042	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1043		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1044		  show_root_type(__entry->root_objectid),
1045		  __entry->refs,
1046		  __entry->buf_start,
1047		  __entry->buf_level,
1048		  __entry->cow_start,
1049		  __entry->cow_level)
1050);
1051
1052TRACE_EVENT(btrfs_space_reservation,
1053
1054	TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
1055		 u64 bytes, int reserve),
1056
1057	TP_ARGS(fs_info, type, val, bytes, reserve),
1058
1059	TP_STRUCT__entry_btrfs(
 
1060		__string(	type,	type			)
1061		__field(	u64,	val			)
1062		__field(	u64,	bytes			)
1063		__field(	int,	reserve			)
1064	),
1065
1066	TP_fast_assign_btrfs(fs_info,
 
1067		__assign_str(type, type);
1068		__entry->val		= val;
1069		__entry->bytes		= bytes;
1070		__entry->reserve	= reserve;
1071	),
1072
1073	TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1074			__entry->reserve ? "reserve" : "release",
1075			__entry->bytes)
1076);
1077
1078TRACE_EVENT(btrfs_trigger_flush,
1079
1080	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1081		 int flush, const char *reason),
1082
1083	TP_ARGS(fs_info, flags, bytes, flush, reason),
1084
1085	TP_STRUCT__entry_btrfs(
1086		__field(	u64,	flags			)
1087		__field(	u64,	bytes			)
1088		__field(	int,	flush			)
1089		__string(	reason,	reason			)
1090	),
1091
1092	TP_fast_assign_btrfs(fs_info,
1093		__entry->flags	= flags;
1094		__entry->bytes	= bytes;
1095		__entry->flush	= flush;
1096		__assign_str(reason, reason);
1097	),
1098
1099	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1100		  __get_str(reason), __entry->flush,
1101		  __print_symbolic(__entry->flush, FLUSH_ACTIONS),
1102		  __entry->flags,
1103		  __print_flags((unsigned long)__entry->flags, "|",
1104				BTRFS_GROUP_FLAGS),
1105		  __entry->bytes)
1106);
1107
1108
1109TRACE_EVENT(btrfs_flush_space,
1110
1111	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1112		 int state, int ret, bool for_preempt),
1113
1114	TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
1115
1116	TP_STRUCT__entry_btrfs(
1117		__field(	u64,	flags			)
1118		__field(	u64,	num_bytes		)
1119		__field(	int,	state			)
1120		__field(	int,	ret			)
1121		__field(       bool,	for_preempt		)
1122	),
1123
1124	TP_fast_assign_btrfs(fs_info,
1125		__entry->flags		=	flags;
1126		__entry->num_bytes	=	num_bytes;
1127		__entry->state		=	state;
1128		__entry->ret		=	ret;
1129		__entry->for_preempt	=	for_preempt;
1130	),
1131
1132	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d",
1133		  __entry->state,
1134		  __print_symbolic(__entry->state, FLUSH_STATES),
1135		  __entry->flags,
1136		  __print_flags((unsigned long)__entry->flags, "|",
1137				BTRFS_GROUP_FLAGS),
1138		  __entry->num_bytes, __entry->ret, __entry->for_preempt)
1139);
1140
1141DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1142
1143	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1144
1145	TP_ARGS(fs_info, start, len),
1146
1147	TP_STRUCT__entry_btrfs(
 
1148		__field(	u64,  start			)
1149		__field(	u64,  len			)
1150	),
1151
1152	TP_fast_assign_btrfs(fs_info,
 
1153		__entry->start		= start;
1154		__entry->len		= len;
1155	),
1156
1157	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1158		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1159		  __entry->start,
1160		  __entry->len)
1161);
1162
1163DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1164
1165	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1166
1167	TP_ARGS(fs_info, start, len)
1168);
1169
1170DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1171
1172	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1173
1174	TP_ARGS(fs_info, start, len)
1175);
1176
1177TRACE_EVENT(find_free_extent,
1178
1179	TP_PROTO(const struct btrfs_root *root, u64 num_bytes,
1180		 u64 empty_size, u64 data),
1181
1182	TP_ARGS(root, num_bytes, empty_size, data),
1183
1184	TP_STRUCT__entry_btrfs(
1185		__field(	u64,	root_objectid		)
1186		__field(	u64,	num_bytes		)
1187		__field(	u64,	empty_size		)
1188		__field(	u64,	data			)
1189	),
1190
1191	TP_fast_assign_btrfs(root->fs_info,
1192		__entry->root_objectid	= root->root_key.objectid;
1193		__entry->num_bytes	= num_bytes;
1194		__entry->empty_size	= empty_size;
1195		__entry->data		= data;
1196	),
1197
1198	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1199		  show_root_type(__entry->root_objectid),
1200		  __entry->num_bytes, __entry->empty_size, __entry->data,
1201		  __print_flags((unsigned long)__entry->data, "|",
1202				 BTRFS_GROUP_FLAGS))
1203);
1204
1205DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1206
1207	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
 
1208		 u64 len),
1209
1210	TP_ARGS(block_group, start, len),
1211
1212	TP_STRUCT__entry_btrfs(
 
1213		__field(	u64,	bg_objectid		)
1214		__field(	u64,	flags			)
1215		__field(	u64,	start			)
1216		__field(	u64,	len			)
1217	),
1218
1219	TP_fast_assign_btrfs(block_group->fs_info,
1220		__entry->bg_objectid	= block_group->start;
 
1221		__entry->flags		= block_group->flags;
1222		__entry->start		= start;
1223		__entry->len		= len;
1224	),
1225
1226	TP_printk_btrfs("root=%llu(%s) block_group=%llu flags=%llu(%s) "
1227		  "start=%llu len=%llu",
1228		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1229		  __entry->bg_objectid,
1230		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1231						"|", BTRFS_GROUP_FLAGS),
1232		  __entry->start, __entry->len)
1233);
1234
1235DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1236
1237	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
 
1238		 u64 len),
1239
1240	TP_ARGS(block_group, start, len)
1241);
1242
1243DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1244
1245	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
 
1246		 u64 len),
1247
1248	TP_ARGS(block_group, start, len)
1249);
1250
1251TRACE_EVENT(btrfs_find_cluster,
1252
1253	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1254		 u64 bytes, u64 empty_size, u64 min_bytes),
1255
1256	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1257
1258	TP_STRUCT__entry_btrfs(
1259		__field(	u64,	bg_objectid		)
1260		__field(	u64,	flags			)
1261		__field(	u64,	start			)
1262		__field(	u64,	bytes			)
1263		__field(	u64,	empty_size		)
1264		__field(	u64,	min_bytes		)
1265	),
1266
1267	TP_fast_assign_btrfs(block_group->fs_info,
1268		__entry->bg_objectid	= block_group->start;
1269		__entry->flags		= block_group->flags;
1270		__entry->start		= start;
1271		__entry->bytes		= bytes;
1272		__entry->empty_size	= empty_size;
1273		__entry->min_bytes	= min_bytes;
1274	),
1275
1276	TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1277		  "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1278		  __entry->flags,
1279		  __print_flags((unsigned long)__entry->flags, "|",
1280				BTRFS_GROUP_FLAGS), __entry->start,
1281		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1282);
1283
1284TRACE_EVENT(btrfs_failed_cluster_setup,
1285
1286	TP_PROTO(const struct btrfs_block_group *block_group),
1287
1288	TP_ARGS(block_group),
1289
1290	TP_STRUCT__entry_btrfs(
1291		__field(	u64,	bg_objectid		)
1292	),
1293
1294	TP_fast_assign_btrfs(block_group->fs_info,
1295		__entry->bg_objectid	= block_group->start;
1296	),
1297
1298	TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1299);
1300
1301TRACE_EVENT(btrfs_setup_cluster,
1302
1303	TP_PROTO(const struct btrfs_block_group *block_group,
1304		 const struct btrfs_free_cluster *cluster,
1305		 u64 size, int bitmap),
1306
1307	TP_ARGS(block_group, cluster, size, bitmap),
1308
1309	TP_STRUCT__entry_btrfs(
1310		__field(	u64,	bg_objectid		)
1311		__field(	u64,	flags			)
1312		__field(	u64,	start			)
1313		__field(	u64,	max_size		)
1314		__field(	u64,	size			)
1315		__field(	int,	bitmap			)
1316	),
1317
1318	TP_fast_assign_btrfs(block_group->fs_info,
1319		__entry->bg_objectid	= block_group->start;
1320		__entry->flags		= block_group->flags;
1321		__entry->start		= cluster->window_start;
1322		__entry->max_size	= cluster->max_size;
1323		__entry->size		= size;
1324		__entry->bitmap		= bitmap;
1325	),
1326
1327	TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1328		  "size=%llu max_size=%llu bitmap=%d",
1329		  __entry->bg_objectid,
1330		  __entry->flags,
1331		  __print_flags((unsigned long)__entry->flags, "|",
1332				BTRFS_GROUP_FLAGS), __entry->start,
1333		  __entry->size, __entry->max_size, __entry->bitmap)
1334);
1335
1336struct extent_state;
1337TRACE_EVENT(alloc_extent_state,
1338
1339	TP_PROTO(const struct extent_state *state,
1340		 gfp_t mask, unsigned long IP),
1341
1342	TP_ARGS(state, mask, IP),
1343
1344	TP_STRUCT__entry(
1345		__field(const struct extent_state *, state)
1346		__field(gfp_t, mask)
1347		__field(const void*, ip)
1348	),
1349
1350	TP_fast_assign(
1351		__entry->state	= state,
1352		__entry->mask	= mask,
1353		__entry->ip	= (const void *)IP
1354	),
1355
1356	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1357		  show_gfp_flags(__entry->mask), __entry->ip)
1358);
1359
1360TRACE_EVENT(free_extent_state,
1361
1362	TP_PROTO(const struct extent_state *state, unsigned long IP),
1363
1364	TP_ARGS(state, IP),
1365
1366	TP_STRUCT__entry(
1367		__field(const struct extent_state *, state)
1368		__field(const void*, ip)
1369	),
1370
1371	TP_fast_assign(
1372		__entry->state	= state,
1373		__entry->ip = (const void *)IP
1374	),
1375
1376	TP_printk("state=%p caller=%pS", __entry->state, __entry->ip)
1377);
1378
1379DECLARE_EVENT_CLASS(btrfs__work,
1380
1381	TP_PROTO(const struct btrfs_work *work),
1382
1383	TP_ARGS(work),
1384
1385	TP_STRUCT__entry_btrfs(
1386		__field(	const void *,	work			)
1387		__field(	const void *,	wq			)
1388		__field(	const void *,	func			)
1389		__field(	const void *,	ordered_func		)
1390		__field(	const void *,	ordered_free		)
1391		__field(	const void *,	normal_work		)
1392	),
1393
1394	TP_fast_assign_btrfs(btrfs_work_owner(work),
1395		__entry->work		= work;
1396		__entry->wq		= work->wq;
1397		__entry->func		= work->func;
1398		__entry->ordered_func	= work->ordered_func;
1399		__entry->ordered_free	= work->ordered_free;
1400		__entry->normal_work	= &work->normal_work;
1401	),
1402
1403	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%ps ordered_func=%p "
1404		  "ordered_free=%p",
1405		  __entry->work, __entry->normal_work, __entry->wq,
1406		   __entry->func, __entry->ordered_func, __entry->ordered_free)
1407);
1408
1409/*
1410 * For situations when the work is freed, we pass fs_info and a tag that matches
1411 * the address of the work structure so it can be paired with the scheduling
1412 * event. DO NOT add anything here that dereferences wtag.
1413 */
1414DECLARE_EVENT_CLASS(btrfs__work__done,
1415
1416	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1417
1418	TP_ARGS(fs_info, wtag),
1419
1420	TP_STRUCT__entry_btrfs(
1421		__field(	const void *,	wtag			)
1422	),
1423
1424	TP_fast_assign_btrfs(fs_info,
1425		__entry->wtag		= wtag;
1426	),
1427
1428	TP_printk_btrfs("work->%p", __entry->wtag)
1429);
1430
1431DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1432
1433	TP_PROTO(const struct btrfs_work *work),
1434
1435	TP_ARGS(work)
1436);
1437
1438DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1439
1440	TP_PROTO(const struct btrfs_work *work),
1441
1442	TP_ARGS(work)
1443);
1444
1445DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1446
1447	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1448
1449	TP_ARGS(fs_info, wtag)
1450);
1451
1452DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1453
1454	TP_PROTO(const struct btrfs_work *work),
1455
1456	TP_ARGS(work)
1457);
1458
1459DECLARE_EVENT_CLASS(btrfs__workqueue,
1460
1461	TP_PROTO(const struct __btrfs_workqueue *wq,
1462		 const char *name, int high),
1463
1464	TP_ARGS(wq, name, high),
1465
1466	TP_STRUCT__entry_btrfs(
1467		__field(	const void *,	wq			)
1468		__string(	name,	name			)
1469		__field(	int ,	high			)
1470	),
1471
1472	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1473		__entry->wq		= wq;
1474		__assign_str(name, name);
1475		__entry->high		= high;
1476	),
1477
1478	TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1479		  __print_flags(__entry->high, "",
1480				{(WQ_HIGHPRI),	"-high"}),
1481		  __entry->wq)
1482);
1483
1484DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1485
1486	TP_PROTO(const struct __btrfs_workqueue *wq,
1487		 const char *name, int high),
1488
1489	TP_ARGS(wq, name, high)
1490);
1491
1492DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1493
1494	TP_PROTO(const struct __btrfs_workqueue *wq),
1495
1496	TP_ARGS(wq),
1497
1498	TP_STRUCT__entry_btrfs(
1499		__field(	const void *,	wq		)
1500	),
1501
1502	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1503		__entry->wq		= wq;
1504	),
1505
1506	TP_printk_btrfs("wq=%p", __entry->wq)
1507);
1508
1509DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1510
1511	TP_PROTO(const struct __btrfs_workqueue *wq),
1512
1513	TP_ARGS(wq)
1514);
1515
1516#define BTRFS_QGROUP_OPERATIONS				\
1517	{ QGROUP_RESERVE,	"reserve"	},	\
1518	{ QGROUP_RELEASE,	"release"	},	\
1519	{ QGROUP_FREE,		"free"		}
1520
1521DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1522
1523	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1524		 u64 reserved, int op),
1525
1526	TP_ARGS(inode, start, len, reserved, op),
1527
1528	TP_STRUCT__entry_btrfs(
1529		__field(	u64,		rootid		)
1530		__field(	u64,		ino		)
1531		__field(	u64,		start		)
1532		__field(	u64,		len		)
1533		__field(	u64,		reserved	)
1534		__field(	int,		op		)
1535	),
1536
1537	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1538		__entry->rootid		=
1539			BTRFS_I(inode)->root->root_key.objectid;
1540		__entry->ino		= btrfs_ino(BTRFS_I(inode));
1541		__entry->start		= start;
1542		__entry->len		= len;
1543		__entry->reserved	= reserved;
1544		__entry->op		= op;
1545	),
1546
1547	TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1548		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1549		  __entry->reserved,
1550		  __print_flags((unsigned long)__entry->op, "",
1551				BTRFS_QGROUP_OPERATIONS)
1552	)
1553);
1554
1555DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1556
1557	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1558		 u64 reserved, int op),
1559
1560	TP_ARGS(inode, start, len, reserved, op)
1561);
1562
1563DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1564
1565	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1566		 u64 reserved, int op),
1567
1568	TP_ARGS(inode, start, len, reserved, op)
1569);
1570
1571DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1572	TP_PROTO(const struct btrfs_fs_info *fs_info,
1573		 const struct btrfs_qgroup_extent_record *rec),
1574
1575	TP_ARGS(fs_info, rec),
1576
1577	TP_STRUCT__entry_btrfs(
1578		__field(	u64,  bytenr		)
1579		__field(	u64,  num_bytes		)
1580	),
1581
1582	TP_fast_assign_btrfs(fs_info,
1583		__entry->bytenr		= rec->bytenr,
1584		__entry->num_bytes	= rec->num_bytes;
1585	),
1586
1587	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1588		  __entry->bytenr, __entry->num_bytes)
1589);
1590
1591DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1592
1593	TP_PROTO(const struct btrfs_fs_info *fs_info,
1594		 const struct btrfs_qgroup_extent_record *rec),
1595
1596	TP_ARGS(fs_info, rec)
1597);
1598
1599DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1600
1601	TP_PROTO(const struct btrfs_fs_info *fs_info,
1602		 const struct btrfs_qgroup_extent_record *rec),
1603
1604	TP_ARGS(fs_info, rec)
1605);
1606
1607TRACE_EVENT(qgroup_num_dirty_extents,
1608
1609	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
1610		 u64 num_dirty_extents),
1611
1612	TP_ARGS(fs_info, transid, num_dirty_extents),
1613
1614	TP_STRUCT__entry_btrfs(
1615		__field(	u64, transid			)
1616		__field(	u64, num_dirty_extents		)
1617	),
1618
1619	TP_fast_assign_btrfs(fs_info,
1620		__entry->transid	   = transid;
1621		__entry->num_dirty_extents = num_dirty_extents;
1622	),
1623
1624	TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
1625		__entry->transid, __entry->num_dirty_extents)
1626);
1627
1628TRACE_EVENT(btrfs_qgroup_account_extent,
1629
1630	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
1631		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1632
1633	TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
1634		nr_new_roots),
1635
1636	TP_STRUCT__entry_btrfs(
1637		__field(	u64,  transid			)
1638		__field(	u64,  bytenr			)
1639		__field(	u64,  num_bytes			)
1640		__field(	u64,  nr_old_roots		)
1641		__field(	u64,  nr_new_roots		)
1642	),
1643
1644	TP_fast_assign_btrfs(fs_info,
1645		__entry->transid	= transid;
1646		__entry->bytenr		= bytenr;
1647		__entry->num_bytes	= num_bytes;
1648		__entry->nr_old_roots	= nr_old_roots;
1649		__entry->nr_new_roots	= nr_new_roots;
1650	),
1651
1652	TP_printk_btrfs(
1653"transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
1654		__entry->transid,
1655		__entry->bytenr,
1656		__entry->num_bytes,
1657		__entry->nr_old_roots,
1658		__entry->nr_new_roots)
1659);
1660
1661TRACE_EVENT(qgroup_update_counters,
1662
1663	TP_PROTO(const struct btrfs_fs_info *fs_info,
1664		 const struct btrfs_qgroup *qgroup,
1665		 u64 cur_old_count, u64 cur_new_count),
1666
1667	TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
1668
1669	TP_STRUCT__entry_btrfs(
1670		__field(	u64,  qgid			)
1671		__field(	u64,  old_rfer			)
1672		__field(	u64,  old_excl			)
1673		__field(	u64,  cur_old_count		)
1674		__field(	u64,  cur_new_count		)
1675	),
1676
1677	TP_fast_assign_btrfs(fs_info,
1678		__entry->qgid		= qgroup->qgroupid;
1679		__entry->old_rfer	= qgroup->rfer;
1680		__entry->old_excl	= qgroup->excl;
1681		__entry->cur_old_count	= cur_old_count;
1682		__entry->cur_new_count	= cur_new_count;
1683	),
1684
1685	TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
1686		  __entry->qgid, __entry->old_rfer, __entry->old_excl,
1687		  __entry->cur_old_count, __entry->cur_new_count)
1688);
1689
1690TRACE_EVENT(qgroup_update_reserve,
1691
1692	TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1693		 s64 diff, int type),
1694
1695	TP_ARGS(fs_info, qgroup, diff, type),
1696
1697	TP_STRUCT__entry_btrfs(
1698		__field(	u64,	qgid			)
1699		__field(	u64,	cur_reserved		)
1700		__field(	s64,	diff			)
1701		__field(	int,	type			)
1702	),
1703
1704	TP_fast_assign_btrfs(fs_info,
1705		__entry->qgid		= qgroup->qgroupid;
1706		__entry->cur_reserved	= qgroup->rsv.values[type];
1707		__entry->diff		= diff;
1708		__entry->type		= type;
1709	),
1710
1711	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1712		__entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
1713		__entry->cur_reserved, __entry->diff)
1714);
1715
1716TRACE_EVENT(qgroup_meta_reserve,
1717
1718	TP_PROTO(struct btrfs_root *root, s64 diff, int type),
1719
1720	TP_ARGS(root, diff, type),
1721
1722	TP_STRUCT__entry_btrfs(
1723		__field(	u64,	refroot			)
1724		__field(	s64,	diff			)
1725		__field(	int,	type			)
1726	),
1727
1728	TP_fast_assign_btrfs(root->fs_info,
1729		__entry->refroot	= root->root_key.objectid;
1730		__entry->diff		= diff;
1731		__entry->type		= type;
1732	),
1733
1734	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1735		show_root_type(__entry->refroot),
1736		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1737);
1738
1739TRACE_EVENT(qgroup_meta_convert,
1740
1741	TP_PROTO(struct btrfs_root *root, s64 diff),
1742
1743	TP_ARGS(root, diff),
1744
1745	TP_STRUCT__entry_btrfs(
1746		__field(	u64,	refroot			)
1747		__field(	s64,	diff			)
1748	),
1749
1750	TP_fast_assign_btrfs(root->fs_info,
1751		__entry->refroot	= root->root_key.objectid;
1752		__entry->diff		= diff;
1753	),
1754
1755	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1756		show_root_type(__entry->refroot),
1757		__print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
1758		__print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
1759		__entry->diff)
1760);
1761
1762TRACE_EVENT(qgroup_meta_free_all_pertrans,
1763
1764	TP_PROTO(struct btrfs_root *root),
1765
1766	TP_ARGS(root),
1767
1768	TP_STRUCT__entry_btrfs(
1769		__field(	u64,	refroot			)
1770		__field(	s64,	diff			)
1771		__field(	int,	type			)
1772	),
1773
1774	TP_fast_assign_btrfs(root->fs_info,
1775		__entry->refroot	= root->root_key.objectid;
1776		spin_lock(&root->qgroup_meta_rsv_lock);
1777		__entry->diff		= -(s64)root->qgroup_meta_rsv_pertrans;
1778		spin_unlock(&root->qgroup_meta_rsv_lock);
1779		__entry->type		= BTRFS_QGROUP_RSV_META_PERTRANS;
1780	),
1781
1782	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1783		show_root_type(__entry->refroot),
1784		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1785);
1786
1787DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1788	TP_PROTO(const struct btrfs_fs_info *fs_info,
1789		 const struct prelim_ref *oldref,
1790		 const struct prelim_ref *newref, u64 tree_size),
1791	TP_ARGS(fs_info, newref, oldref, tree_size),
1792
1793	TP_STRUCT__entry_btrfs(
1794		__field(	u64,  root_id		)
1795		__field(	u64,  objectid		)
1796		__field(	 u8,  type		)
1797		__field(	u64,  offset		)
1798		__field(	int,  level		)
1799		__field(	int,  old_count		)
1800		__field(	u64,  parent		)
1801		__field(	u64,  bytenr		)
1802		__field(	int,  mod_count		)
1803		__field(	u64,  tree_size		)
1804	),
1805
1806	TP_fast_assign_btrfs(fs_info,
1807		__entry->root_id	= oldref->root_id;
1808		__entry->objectid	= oldref->key_for_search.objectid;
1809		__entry->type		= oldref->key_for_search.type;
1810		__entry->offset		= oldref->key_for_search.offset;
1811		__entry->level		= oldref->level;
1812		__entry->old_count	= oldref->count;
1813		__entry->parent		= oldref->parent;
1814		__entry->bytenr		= oldref->wanted_disk_byte;
1815		__entry->mod_count	= newref ? newref->count : 0;
1816		__entry->tree_size	= tree_size;
1817	),
1818
1819	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1820			__entry->root_id,
1821			__entry->objectid, __entry->type,
1822			__entry->offset, __entry->level,
1823			__entry->old_count, __entry->mod_count,
1824			__entry->old_count + __entry->mod_count,
1825			__entry->parent,
1826			__entry->bytenr,
1827			__entry->tree_size)
1828);
1829
1830DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1831	TP_PROTO(const struct btrfs_fs_info *fs_info,
1832		 const struct prelim_ref *oldref,
1833		 const struct prelim_ref *newref, u64 tree_size),
1834	TP_ARGS(fs_info, oldref, newref, tree_size)
1835);
1836
1837DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1838	TP_PROTO(const struct btrfs_fs_info *fs_info,
1839		 const struct prelim_ref *oldref,
1840		 const struct prelim_ref *newref, u64 tree_size),
1841	TP_ARGS(fs_info, oldref, newref, tree_size)
1842);
1843
1844TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1845	TP_PROTO(const struct btrfs_root *root, u64 ino, int mod),
1846
1847	TP_ARGS(root, ino, mod),
1848
1849	TP_STRUCT__entry_btrfs(
1850		__field(	u64, root_objectid	)
1851		__field(	u64, ino		)
1852		__field(	int, mod		)
1853	),
1854
1855	TP_fast_assign_btrfs(root->fs_info,
1856		__entry->root_objectid	= root->root_key.objectid;
1857		__entry->ino		= ino;
1858		__entry->mod		= mod;
1859	),
1860
1861	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1862			show_root_type(__entry->root_objectid),
1863			__entry->ino, __entry->mod)
1864);
1865
1866DECLARE_EVENT_CLASS(btrfs__block_group,
1867	TP_PROTO(const struct btrfs_block_group *bg_cache),
1868
1869	TP_ARGS(bg_cache),
1870
1871	TP_STRUCT__entry_btrfs(
1872		__field(	u64,	bytenr		)
1873		__field(	u64,	len		)
1874		__field(	u64,	used		)
1875		__field(	u64,	flags		)
1876	),
1877
1878	TP_fast_assign_btrfs(bg_cache->fs_info,
1879		__entry->bytenr = bg_cache->start,
1880		__entry->len	= bg_cache->length,
1881		__entry->used	= bg_cache->used;
1882		__entry->flags	= bg_cache->flags;
1883	),
1884
1885	TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
1886		__entry->bytenr, __entry->len, __entry->used, __entry->flags,
1887		__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
1888);
1889
1890DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
1891	TP_PROTO(const struct btrfs_block_group *bg_cache),
1892
1893	TP_ARGS(bg_cache)
1894);
1895
1896DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
1897	TP_PROTO(const struct btrfs_block_group *bg_cache),
1898
1899	TP_ARGS(bg_cache)
1900);
1901
1902DEFINE_EVENT(btrfs__block_group, btrfs_add_reclaim_block_group,
1903	TP_PROTO(const struct btrfs_block_group *bg_cache),
1904
1905	TP_ARGS(bg_cache)
1906);
1907
1908DEFINE_EVENT(btrfs__block_group, btrfs_reclaim_block_group,
1909	TP_PROTO(const struct btrfs_block_group *bg_cache),
1910
1911	TP_ARGS(bg_cache)
1912);
1913
1914DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
1915	TP_PROTO(const struct btrfs_block_group *bg_cache),
1916
1917	TP_ARGS(bg_cache)
1918);
1919
1920TRACE_EVENT(btrfs_set_extent_bit,
1921	TP_PROTO(const struct extent_io_tree *tree,
1922		 u64 start, u64 len, unsigned set_bits),
1923
1924	TP_ARGS(tree, start, len, set_bits),
1925
1926	TP_STRUCT__entry_btrfs(
1927		__field(	unsigned,	owner	)
1928		__field(	u64,		ino	)
1929		__field(	u64,		rootid	)
1930		__field(	u64,		start	)
1931		__field(	u64,		len	)
1932		__field(	unsigned,	set_bits)
1933	),
1934
1935	TP_fast_assign_btrfs(tree->fs_info,
1936		__entry->owner = tree->owner;
1937		if (tree->private_data) {
1938			const struct inode *inode = tree->private_data;
1939
1940			__entry->ino	= btrfs_ino(BTRFS_I(inode));
1941			__entry->rootid	=
1942				BTRFS_I(inode)->root->root_key.objectid;
1943		} else {
1944			__entry->ino	= 0;
1945			__entry->rootid	= 0;
1946		}
1947		__entry->start		= start;
1948		__entry->len		= len;
1949		__entry->set_bits	= set_bits;
1950	),
1951
1952	TP_printk_btrfs(
1953		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
1954		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
1955		__entry->rootid, __entry->start, __entry->len,
1956		__print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
1957);
1958
1959TRACE_EVENT(btrfs_clear_extent_bit,
1960	TP_PROTO(const struct extent_io_tree *tree,
1961		 u64 start, u64 len, unsigned clear_bits),
1962
1963	TP_ARGS(tree, start, len, clear_bits),
1964
1965	TP_STRUCT__entry_btrfs(
1966		__field(	unsigned,	owner	)
1967		__field(	u64,		ino	)
1968		__field(	u64,		rootid	)
1969		__field(	u64,		start	)
1970		__field(	u64,		len	)
1971		__field(	unsigned,	clear_bits)
1972	),
1973
1974	TP_fast_assign_btrfs(tree->fs_info,
1975		__entry->owner = tree->owner;
1976		if (tree->private_data) {
1977			const struct inode *inode = tree->private_data;
1978
1979			__entry->ino	= btrfs_ino(BTRFS_I(inode));
1980			__entry->rootid	=
1981				BTRFS_I(inode)->root->root_key.objectid;
1982		} else {
1983			__entry->ino	= 0;
1984			__entry->rootid	= 0;
1985		}
1986		__entry->start		= start;
1987		__entry->len		= len;
1988		__entry->clear_bits	= clear_bits;
1989	),
1990
1991	TP_printk_btrfs(
1992		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
1993		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
1994		__entry->rootid, __entry->start, __entry->len,
1995		__print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
1996);
1997
1998TRACE_EVENT(btrfs_convert_extent_bit,
1999	TP_PROTO(const struct extent_io_tree *tree,
2000		 u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
2001
2002	TP_ARGS(tree, start, len, set_bits, clear_bits),
2003
2004	TP_STRUCT__entry_btrfs(
2005		__field(	unsigned,	owner	)
2006		__field(	u64,		ino	)
2007		__field(	u64,		rootid	)
2008		__field(	u64,		start	)
2009		__field(	u64,		len	)
2010		__field(	unsigned,	set_bits)
2011		__field(	unsigned,	clear_bits)
2012	),
2013
2014	TP_fast_assign_btrfs(tree->fs_info,
2015		__entry->owner = tree->owner;
2016		if (tree->private_data) {
2017			const struct inode *inode = tree->private_data;
2018
2019			__entry->ino	= btrfs_ino(BTRFS_I(inode));
2020			__entry->rootid	=
2021				BTRFS_I(inode)->root->root_key.objectid;
2022		} else {
2023			__entry->ino	= 0;
2024			__entry->rootid	= 0;
2025		}
2026		__entry->start		= start;
2027		__entry->len		= len;
2028		__entry->set_bits	= set_bits;
2029		__entry->clear_bits	= clear_bits;
2030	),
2031
2032	TP_printk_btrfs(
2033"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2034		  __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2035		  __entry->rootid, __entry->start, __entry->len,
2036		  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2037		  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2038);
2039
2040DECLARE_EVENT_CLASS(btrfs_dump_space_info,
2041	TP_PROTO(const struct btrfs_fs_info *fs_info,
2042		 const struct btrfs_space_info *sinfo),
2043
2044	TP_ARGS(fs_info, sinfo),
2045
2046	TP_STRUCT__entry_btrfs(
2047		__field(	u64,	flags			)
2048		__field(	u64,	total_bytes		)
2049		__field(	u64,	bytes_used		)
2050		__field(	u64,	bytes_pinned		)
2051		__field(	u64,	bytes_reserved		)
2052		__field(	u64,	bytes_may_use		)
2053		__field(	u64,	bytes_readonly		)
2054		__field(	u64,	reclaim_size		)
2055		__field(	int,	clamp			)
2056		__field(	u64,	global_reserved		)
2057		__field(	u64,	trans_reserved		)
2058		__field(	u64,	delayed_refs_reserved	)
2059		__field(	u64,	delayed_reserved	)
2060		__field(	u64,	free_chunk_space	)
2061	),
2062
2063	TP_fast_assign_btrfs(fs_info,
2064		__entry->flags			=	sinfo->flags;
2065		__entry->total_bytes		=	sinfo->total_bytes;
2066		__entry->bytes_used		=	sinfo->bytes_used;
2067		__entry->bytes_pinned		=	sinfo->bytes_pinned;
2068		__entry->bytes_reserved		=	sinfo->bytes_reserved;
2069		__entry->bytes_may_use		=	sinfo->bytes_may_use;
2070		__entry->bytes_readonly		=	sinfo->bytes_readonly;
2071		__entry->reclaim_size		=	sinfo->reclaim_size;
2072		__entry->clamp			=	sinfo->clamp;
2073		__entry->global_reserved	=	fs_info->global_block_rsv.reserved;
2074		__entry->trans_reserved		=	fs_info->trans_block_rsv.reserved;
2075		__entry->delayed_refs_reserved	=	fs_info->delayed_refs_rsv.reserved;
2076		__entry->delayed_reserved	=	fs_info->delayed_block_rsv.reserved;
2077		__entry->free_chunk_space	=	atomic64_read(&fs_info->free_chunk_space);
2078	),
2079
2080	TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
2081			"bytes_pinned=%llu bytes_reserved=%llu "
2082			"bytes_may_use=%llu bytes_readonly=%llu "
2083			"reclaim_size=%llu clamp=%d global_reserved=%llu "
2084			"trans_reserved=%llu delayed_refs_reserved=%llu "
2085			"delayed_reserved=%llu chunk_free_space=%llu",
2086			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2087			__entry->total_bytes, __entry->bytes_used,
2088			__entry->bytes_pinned, __entry->bytes_reserved,
2089			__entry->bytes_may_use, __entry->bytes_readonly,
2090			__entry->reclaim_size, __entry->clamp,
2091			__entry->global_reserved, __entry->trans_reserved,
2092			__entry->delayed_refs_reserved,
2093			__entry->delayed_reserved, __entry->free_chunk_space)
2094);
2095
2096DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
2097	TP_PROTO(const struct btrfs_fs_info *fs_info,
2098		 const struct btrfs_space_info *sinfo),
2099	TP_ARGS(fs_info, sinfo)
2100);
2101
2102TRACE_EVENT(btrfs_reserve_ticket,
2103	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
2104		 u64 start_ns, int flush, int error),
2105
2106	TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
2107
2108	TP_STRUCT__entry_btrfs(
2109		__field(	u64,	flags		)
2110		__field(	u64,	bytes		)
2111		__field(	u64,	start_ns	)
2112		__field(	int,	flush		)
2113		__field(	int,	error		)
2114	),
2115
2116	TP_fast_assign_btrfs(fs_info,
2117		__entry->flags		= flags;
2118		__entry->bytes		= bytes;
2119		__entry->start_ns	= start_ns;
2120		__entry->flush		= flush;
2121		__entry->error		= error;
2122	),
2123
2124	TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
2125			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2126			__entry->bytes, __entry->start_ns,
2127			__print_symbolic(__entry->flush, FLUSH_ACTIONS),
2128			__entry->error)
2129);
2130
2131DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2132	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2133
2134	TP_ARGS(eb, start_ns),
2135
2136	TP_STRUCT__entry_btrfs(
2137		__field(	u64,	block		)
2138		__field(	u64,	generation	)
2139		__field(	u64,	start_ns	)
2140		__field(	u64,	end_ns		)
2141		__field(	u64,	diff_ns		)
2142		__field(	u64,	owner		)
2143		__field(	int,	is_log_tree	)
2144	),
2145
2146	TP_fast_assign_btrfs(eb->fs_info,
2147		__entry->block		= eb->start;
2148		__entry->generation	= btrfs_header_generation(eb);
2149		__entry->start_ns	= start_ns;
2150		__entry->end_ns		= ktime_get_ns();
2151		__entry->diff_ns	= __entry->end_ns - start_ns;
2152		__entry->owner		= btrfs_header_owner(eb);
2153		__entry->is_log_tree	= (eb->log_index >= 0);
2154	),
2155
2156	TP_printk_btrfs(
2157"block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2158		__entry->block, __entry->generation,
2159		__entry->start_ns, __entry->end_ns, __entry->diff_ns,
2160		__entry->owner, __entry->is_log_tree)
2161);
2162
2163DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2164	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2165
2166	TP_ARGS(eb, start_ns)
2167);
2168
2169DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2170	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2171
2172	TP_ARGS(eb, start_ns)
2173);
2174
2175DECLARE_EVENT_CLASS(btrfs_locking_events,
2176	TP_PROTO(const struct extent_buffer *eb),
2177
2178	TP_ARGS(eb),
2179
2180	TP_STRUCT__entry_btrfs(
2181		__field(	u64,	block		)
2182		__field(	u64,	generation	)
2183		__field(	u64,	owner		)
2184		__field(	int,	is_log_tree	)
2185	),
2186
2187	TP_fast_assign_btrfs(eb->fs_info,
2188		__entry->block		= eb->start;
2189		__entry->generation	= btrfs_header_generation(eb);
2190		__entry->owner		= btrfs_header_owner(eb);
2191		__entry->is_log_tree	= (eb->log_index >= 0);
2192	),
2193
2194	TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2195		__entry->block, __entry->generation,
2196		__entry->owner, __entry->is_log_tree)
2197);
2198
2199#define DEFINE_BTRFS_LOCK_EVENT(name)				\
2200DEFINE_EVENT(btrfs_locking_events, name,			\
2201		TP_PROTO(const struct extent_buffer *eb),	\
2202								\
2203		TP_ARGS(eb)					\
2204)
2205
2206DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2207DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2208DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock_blocking);
2209DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_read);
2210DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_write);
2211DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2212DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_write_lock);
2213DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic);
2214
2215DECLARE_EVENT_CLASS(btrfs__space_info_update,
2216
2217	TP_PROTO(const struct btrfs_fs_info *fs_info,
2218		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2219
2220	TP_ARGS(fs_info, sinfo, old, diff),
2221
2222	TP_STRUCT__entry_btrfs(
2223		__field(	u64,	type		)
2224		__field(	u64,	old		)
2225		__field(	s64,	diff		)
2226	),
2227
2228	TP_fast_assign_btrfs(fs_info,
2229		__entry->type	= sinfo->flags;
2230		__entry->old	= old;
2231		__entry->diff	= diff;
2232	),
2233	TP_printk_btrfs("type=%s old=%llu diff=%lld",
2234		__print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2235		__entry->old, __entry->diff)
2236);
2237
2238DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2239
2240	TP_PROTO(const struct btrfs_fs_info *fs_info,
2241		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2242
2243	TP_ARGS(fs_info, sinfo, old, diff)
2244);
2245
2246DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
2247
2248	TP_PROTO(const struct btrfs_fs_info *fs_info,
2249		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2250
2251	TP_ARGS(fs_info, sinfo, old, diff)
2252);
2253
2254#endif /* _TRACE_BTRFS_H */
2255
2256/* This part must be outside protection */
2257#include <trace/define_trace.h>