xref: /openbmc/linux/include/trace/events/btrfs.h (revision 60772e48)
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 
12 struct btrfs_root;
13 struct btrfs_fs_info;
14 struct btrfs_inode;
15 struct extent_map;
16 struct btrfs_file_extent_item;
17 struct btrfs_ordered_extent;
18 struct btrfs_delayed_ref_node;
19 struct btrfs_delayed_tree_ref;
20 struct btrfs_delayed_data_ref;
21 struct btrfs_delayed_ref_head;
22 struct btrfs_block_group_cache;
23 struct btrfs_free_cluster;
24 struct map_lookup;
25 struct extent_buffer;
26 struct btrfs_work;
27 struct __btrfs_workqueue;
28 struct btrfs_qgroup_extent_record;
29 struct btrfs_qgroup;
30 struct prelim_ref;
31 
32 TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS_NR);
33 TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS);
34 TRACE_DEFINE_ENUM(FLUSH_DELALLOC);
35 TRACE_DEFINE_ENUM(FLUSH_DELALLOC_WAIT);
36 TRACE_DEFINE_ENUM(ALLOC_CHUNK);
37 TRACE_DEFINE_ENUM(COMMIT_TRANS);
38 
39 #define show_ref_type(type)						\
40 	__print_symbolic(type,						\
41 		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
42 		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
43 		{ BTRFS_EXTENT_REF_V0_KEY, 	"EXTENT_REF_V0" },	\
44 		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
45 		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
46 
47 #define __show_root_type(obj)						\
48 	__print_symbolic_u64(obj,					\
49 		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
50 		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
51 		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
52 		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
53 		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
54 		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
55 		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
56 		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
57 		{ BTRFS_QUOTA_TREE_OBJECTID,	"QUOTA_TREE"	},	\
58 		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
59 		{ BTRFS_UUID_TREE_OBJECTID,	"UUID_TREE"	},	\
60 		{ BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },	\
61 		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
62 
63 #define show_root_type(obj)						\
64 	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
65 	      (obj >= BTRFS_ROOT_TREE_OBJECTID &&			\
66 	       obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
67 
68 #define show_fi_type(type)						\
69 	__print_symbolic(type,						\
70 		 { BTRFS_FILE_EXTENT_INLINE,	"INLINE" },		\
71 		 { BTRFS_FILE_EXTENT_REG,	"REG"	 },		\
72 		 { BTRFS_FILE_EXTENT_PREALLOC,	"PREALLOC"})
73 
74 #define BTRFS_GROUP_FLAGS	\
75 	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
76 	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
77 	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
78 	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
79 	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
80 	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
81 	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
82 	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
83 	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}
84 
85 #define BTRFS_FSID_SIZE 16
86 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
87 
88 #define TP_fast_assign_fsid(fs_info)					\
89 	memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE)
90 
91 #define TP_STRUCT__entry_btrfs(args...)					\
92 	TP_STRUCT__entry(						\
93 		TP_STRUCT__entry_fsid					\
94 		args)
95 #define TP_fast_assign_btrfs(fs_info, args...)				\
96 	TP_fast_assign(							\
97 		TP_fast_assign_fsid(fs_info);				\
98 		args)
99 #define TP_printk_btrfs(fmt, args...) \
100 	TP_printk("%pU: " fmt, __entry->fsid, args)
101 
102 TRACE_EVENT(btrfs_transaction_commit,
103 
104 	TP_PROTO(const struct btrfs_root *root),
105 
106 	TP_ARGS(root),
107 
108 	TP_STRUCT__entry_btrfs(
109 		__field(	u64,  generation		)
110 		__field(	u64,  root_objectid		)
111 	),
112 
113 	TP_fast_assign_btrfs(root->fs_info,
114 		__entry->generation	= root->fs_info->generation;
115 		__entry->root_objectid	= root->root_key.objectid;
116 	),
117 
118 	TP_printk_btrfs("root = %llu(%s), gen = %llu",
119 		  show_root_type(__entry->root_objectid),
120 		  (unsigned long long)__entry->generation)
121 );
122 
123 DECLARE_EVENT_CLASS(btrfs__inode,
124 
125 	TP_PROTO(const struct inode *inode),
126 
127 	TP_ARGS(inode),
128 
129 	TP_STRUCT__entry_btrfs(
130 		__field(	ino_t,  ino			)
131 		__field(	blkcnt_t,  blocks		)
132 		__field(	u64,  disk_i_size		)
133 		__field(	u64,  generation		)
134 		__field(	u64,  last_trans		)
135 		__field(	u64,  logged_trans		)
136 		__field(	u64,  root_objectid		)
137 	),
138 
139 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
140 		__entry->ino	= inode->i_ino;
141 		__entry->blocks	= inode->i_blocks;
142 		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
143 		__entry->generation = BTRFS_I(inode)->generation;
144 		__entry->last_trans = BTRFS_I(inode)->last_trans;
145 		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
146 		__entry->root_objectid =
147 				BTRFS_I(inode)->root->root_key.objectid;
148 	),
149 
150 	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%lu blocks=%llu "
151 		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
152 		  show_root_type(__entry->root_objectid),
153 		  (unsigned long long)__entry->generation,
154 		  (unsigned long)__entry->ino,
155 		  (unsigned long long)__entry->blocks,
156 		  (unsigned long long)__entry->disk_i_size,
157 		  (unsigned long long)__entry->last_trans,
158 		  (unsigned long long)__entry->logged_trans)
159 );
160 
161 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
162 
163 	TP_PROTO(const struct inode *inode),
164 
165 	TP_ARGS(inode)
166 );
167 
168 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
169 
170 	TP_PROTO(const struct inode *inode),
171 
172 	TP_ARGS(inode)
173 );
174 
175 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
176 
177 	TP_PROTO(const struct inode *inode),
178 
179 	TP_ARGS(inode)
180 );
181 
182 #define __show_map_type(type)						\
183 	__print_symbolic_u64(type,					\
184 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
185 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
186 		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
187 		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})
188 
189 #define show_map_type(type)			\
190 	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
191 
192 #define show_map_flags(flag)						\
193 	__print_flags(flag, "|",					\
194 		{ (1 << EXTENT_FLAG_PINNED), 		"PINNED" 	},\
195 		{ (1 << EXTENT_FLAG_COMPRESSED), 	"COMPRESSED" 	},\
196 		{ (1 << EXTENT_FLAG_PREALLOC), 		"PREALLOC" 	},\
197 		{ (1 << EXTENT_FLAG_LOGGING),	 	"LOGGING" 	},\
198 		{ (1 << EXTENT_FLAG_FILLING),	 	"FILLING" 	},\
199 		{ (1 << EXTENT_FLAG_FS_MAPPING),	"FS_MAPPING"	})
200 
201 TRACE_EVENT_CONDITION(btrfs_get_extent,
202 
203 	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
204 		 const struct extent_map *map),
205 
206 	TP_ARGS(root, inode, map),
207 
208 	TP_CONDITION(map),
209 
210 	TP_STRUCT__entry_btrfs(
211 		__field(	u64,  root_objectid	)
212 		__field(	u64,  ino		)
213 		__field(	u64,  start		)
214 		__field(	u64,  len		)
215 		__field(	u64,  orig_start	)
216 		__field(	u64,  block_start	)
217 		__field(	u64,  block_len		)
218 		__field(	unsigned long,  flags	)
219 		__field(	int,  refs		)
220 		__field(	unsigned int,  compress_type	)
221 	),
222 
223 	TP_fast_assign_btrfs(root->fs_info,
224 		__entry->root_objectid	= root->root_key.objectid;
225 		__entry->ino		= btrfs_ino(inode);
226 		__entry->start		= map->start;
227 		__entry->len		= map->len;
228 		__entry->orig_start	= map->orig_start;
229 		__entry->block_start	= map->block_start;
230 		__entry->block_len	= map->block_len;
231 		__entry->flags		= map->flags;
232 		__entry->refs		= refcount_read(&map->refs);
233 		__entry->compress_type	= map->compress_type;
234 	),
235 
236 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
237 		  "orig_start=%llu block_start=%llu(%s) "
238 		  "block_len=%llu flags=%s refs=%u "
239 		  "compress_type=%u",
240 		  show_root_type(__entry->root_objectid),
241 		  (unsigned long long)__entry->ino,
242 		  (unsigned long long)__entry->start,
243 		  (unsigned long long)__entry->len,
244 		  (unsigned long long)__entry->orig_start,
245 		  show_map_type(__entry->block_start),
246 		  (unsigned long long)__entry->block_len,
247 		  show_map_flags(__entry->flags),
248 		  __entry->refs, __entry->compress_type)
249 );
250 
251 /* file extent item */
252 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
253 
254 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
255 		 struct btrfs_file_extent_item *fi, u64 start),
256 
257 	TP_ARGS(bi, l, fi, start),
258 
259 	TP_STRUCT__entry_btrfs(
260 		__field(	u64,	root_obj	)
261 		__field(	u64,	ino		)
262 		__field(	loff_t,	isize		)
263 		__field(	u64,	disk_isize	)
264 		__field(	u64,	num_bytes	)
265 		__field(	u64,	ram_bytes	)
266 		__field(	u64,	disk_bytenr	)
267 		__field(	u64,	disk_num_bytes	)
268 		__field(	u64,	extent_offset	)
269 		__field(	u8,	extent_type	)
270 		__field(	u8,	compression	)
271 		__field(	u64,	extent_start	)
272 		__field(	u64,	extent_end	)
273 	),
274 
275 	TP_fast_assign_btrfs(bi->root->fs_info,
276 		__entry->root_obj	= bi->root->objectid;
277 		__entry->ino		= btrfs_ino(bi);
278 		__entry->isize		= bi->vfs_inode.i_size;
279 		__entry->disk_isize	= bi->disk_i_size;
280 		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
281 		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
282 		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
283 		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
284 		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
285 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
286 		__entry->compression	= btrfs_file_extent_compression(l, fi);
287 		__entry->extent_start	= start;
288 		__entry->extent_end	= (start + __entry->num_bytes);
289 	),
290 
291 	TP_printk_btrfs(
292 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
293 		"file extent range=[%llu %llu] "
294 		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
295 		"disk_num_bytes=%llu extent_offset=%llu type=%s "
296 		"compression=%u",
297 		show_root_type(__entry->root_obj), __entry->ino,
298 		__entry->isize,
299 		__entry->disk_isize, __entry->extent_start,
300 		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
301 		__entry->disk_bytenr, __entry->disk_num_bytes,
302 		__entry->extent_offset, show_fi_type(__entry->extent_type),
303 		__entry->compression)
304 );
305 
306 DECLARE_EVENT_CLASS(
307 	btrfs__file_extent_item_inline,
308 
309 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
310 		 struct btrfs_file_extent_item *fi, int slot, u64 start),
311 
312 	TP_ARGS(bi, l, fi, slot,  start),
313 
314 	TP_STRUCT__entry_btrfs(
315 		__field(	u64,	root_obj	)
316 		__field(	u64,	ino		)
317 		__field(	loff_t,	isize		)
318 		__field(	u64,	disk_isize	)
319 		__field(	u8,	extent_type	)
320 		__field(	u8,	compression	)
321 		__field(	u64,	extent_start	)
322 		__field(	u64,	extent_end	)
323 	),
324 
325 	TP_fast_assign_btrfs(
326 		bi->root->fs_info,
327 		__entry->root_obj	= bi->root->objectid;
328 		__entry->ino		= btrfs_ino(bi);
329 		__entry->isize		= bi->vfs_inode.i_size;
330 		__entry->disk_isize	= bi->disk_i_size;
331 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
332 		__entry->compression	= btrfs_file_extent_compression(l, fi);
333 		__entry->extent_start	= start;
334 		__entry->extent_end	= (start + btrfs_file_extent_inline_len(l, slot, fi));
335 	),
336 
337 	TP_printk_btrfs(
338 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
339 		"file extent range=[%llu %llu] "
340 		"extent_type=%s compression=%u",
341 		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
342 		__entry->disk_isize, __entry->extent_start,
343 		__entry->extent_end, show_fi_type(__entry->extent_type),
344 		__entry->compression)
345 );
346 
347 DEFINE_EVENT(
348 	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
349 
350 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
351 		 struct btrfs_file_extent_item *fi, u64 start),
352 
353 	TP_ARGS(bi, l, fi, start)
354 );
355 
356 DEFINE_EVENT(
357 	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
358 
359 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
360 		 struct btrfs_file_extent_item *fi, u64 start),
361 
362 	TP_ARGS(bi, l, fi, start)
363 );
364 
365 DEFINE_EVENT(
366 	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
367 
368 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
369 		 struct btrfs_file_extent_item *fi, int slot, u64 start),
370 
371 	TP_ARGS(bi, l, fi, slot, start)
372 );
373 
374 DEFINE_EVENT(
375 	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
376 
377 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
378 		 struct btrfs_file_extent_item *fi, int slot, u64 start),
379 
380 	TP_ARGS(bi, l, fi, slot, start)
381 );
382 
383 #define show_ordered_flags(flags)					   \
384 	__print_flags(flags, "|",					   \
385 		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
386 		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
387 		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
388 		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
389 		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
390 		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
391 		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
392 		{ (1 << BTRFS_ORDERED_UPDATED_ISIZE), 	"UPDATED_ISIZE"	}, \
393 		{ (1 << BTRFS_ORDERED_LOGGED_CSUM), 	"LOGGED_CSUM"	}, \
394 		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
395 
396 
397 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
398 
399 	TP_PROTO(const struct inode *inode,
400 		 const struct btrfs_ordered_extent *ordered),
401 
402 	TP_ARGS(inode, ordered),
403 
404 	TP_STRUCT__entry_btrfs(
405 		__field(	ino_t,  ino		)
406 		__field(	u64,  file_offset	)
407 		__field(	u64,  start		)
408 		__field(	u64,  len		)
409 		__field(	u64,  disk_len		)
410 		__field(	u64,  bytes_left	)
411 		__field(	unsigned long,  flags	)
412 		__field(	int,  compress_type	)
413 		__field(	int,  refs		)
414 		__field(	u64,  root_objectid	)
415 		__field(	u64,  truncated_len	)
416 	),
417 
418 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
419 		__entry->ino 		= inode->i_ino;
420 		__entry->file_offset	= ordered->file_offset;
421 		__entry->start		= ordered->start;
422 		__entry->len		= ordered->len;
423 		__entry->disk_len	= ordered->disk_len;
424 		__entry->bytes_left	= ordered->bytes_left;
425 		__entry->flags		= ordered->flags;
426 		__entry->compress_type	= ordered->compress_type;
427 		__entry->refs		= refcount_read(&ordered->refs);
428 		__entry->root_objectid	=
429 				BTRFS_I(inode)->root->root_key.objectid;
430 		__entry->truncated_len	= ordered->truncated_len;
431 	),
432 
433 	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
434 		  "start=%llu len=%llu disk_len=%llu "
435 		  "truncated_len=%llu "
436 		  "bytes_left=%llu flags=%s compress_type=%d "
437 		  "refs=%d",
438 		  show_root_type(__entry->root_objectid),
439 		  (unsigned long long)__entry->ino,
440 		  (unsigned long long)__entry->file_offset,
441 		  (unsigned long long)__entry->start,
442 		  (unsigned long long)__entry->len,
443 		  (unsigned long long)__entry->disk_len,
444 		  (unsigned long long)__entry->truncated_len,
445 		  (unsigned long long)__entry->bytes_left,
446 		  show_ordered_flags(__entry->flags),
447 		  __entry->compress_type, __entry->refs)
448 );
449 
450 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
451 
452 	TP_PROTO(const struct inode *inode,
453 		 const struct btrfs_ordered_extent *ordered),
454 
455 	TP_ARGS(inode, ordered)
456 );
457 
458 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
459 
460 	TP_PROTO(const struct inode *inode,
461 		 const struct btrfs_ordered_extent *ordered),
462 
463 	TP_ARGS(inode, ordered)
464 );
465 
466 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
467 
468 	TP_PROTO(const struct inode *inode,
469 		 const struct btrfs_ordered_extent *ordered),
470 
471 	TP_ARGS(inode, ordered)
472 );
473 
474 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
475 
476 	TP_PROTO(const struct inode *inode,
477 		 const struct btrfs_ordered_extent *ordered),
478 
479 	TP_ARGS(inode, ordered)
480 );
481 
482 DECLARE_EVENT_CLASS(btrfs__writepage,
483 
484 	TP_PROTO(const struct page *page, const struct inode *inode,
485 		 const struct writeback_control *wbc),
486 
487 	TP_ARGS(page, inode, wbc),
488 
489 	TP_STRUCT__entry_btrfs(
490 		__field(	ino_t,  ino			)
491 		__field(	pgoff_t,  index			)
492 		__field(	long,   nr_to_write		)
493 		__field(	long,   pages_skipped		)
494 		__field(	loff_t, range_start		)
495 		__field(	loff_t, range_end		)
496 		__field(	char,   for_kupdate		)
497 		__field(	char,   for_reclaim		)
498 		__field(	char,   range_cyclic		)
499 		__field(	pgoff_t,  writeback_index	)
500 		__field(	u64,    root_objectid		)
501 	),
502 
503 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
504 		__entry->ino		= inode->i_ino;
505 		__entry->index		= page->index;
506 		__entry->nr_to_write	= wbc->nr_to_write;
507 		__entry->pages_skipped	= wbc->pages_skipped;
508 		__entry->range_start	= wbc->range_start;
509 		__entry->range_end	= wbc->range_end;
510 		__entry->for_kupdate	= wbc->for_kupdate;
511 		__entry->for_reclaim	= wbc->for_reclaim;
512 		__entry->range_cyclic	= wbc->range_cyclic;
513 		__entry->writeback_index = inode->i_mapping->writeback_index;
514 		__entry->root_objectid	=
515 				 BTRFS_I(inode)->root->root_key.objectid;
516 	),
517 
518 	TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu "
519 		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
520 		  "range_end=%llu for_kupdate=%d "
521 		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
522 		  show_root_type(__entry->root_objectid),
523 		  (unsigned long)__entry->ino, __entry->index,
524 		  __entry->nr_to_write, __entry->pages_skipped,
525 		  __entry->range_start, __entry->range_end,
526 		  __entry->for_kupdate,
527 		  __entry->for_reclaim, __entry->range_cyclic,
528 		  (unsigned long)__entry->writeback_index)
529 );
530 
531 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
532 
533 	TP_PROTO(const struct page *page, const struct inode *inode,
534 		 const struct writeback_control *wbc),
535 
536 	TP_ARGS(page, inode, wbc)
537 );
538 
539 TRACE_EVENT(btrfs_writepage_end_io_hook,
540 
541 	TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
542 
543 	TP_ARGS(page, start, end, uptodate),
544 
545 	TP_STRUCT__entry_btrfs(
546 		__field(	ino_t,	 ino		)
547 		__field(	pgoff_t, index		)
548 		__field(	u64,	 start		)
549 		__field(	u64,	 end		)
550 		__field(	int,	 uptodate	)
551 		__field(	u64,    root_objectid	)
552 	),
553 
554 	TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
555 		__entry->ino	= page->mapping->host->i_ino;
556 		__entry->index	= page->index;
557 		__entry->start	= start;
558 		__entry->end	= end;
559 		__entry->uptodate = uptodate;
560 		__entry->root_objectid	=
561 			 BTRFS_I(page->mapping->host)->root->root_key.objectid;
562 	),
563 
564 	TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu start=%llu "
565 		  "end=%llu uptodate=%d",
566 		  show_root_type(__entry->root_objectid),
567 		  (unsigned long)__entry->ino, (unsigned long)__entry->index,
568 		  (unsigned long long)__entry->start,
569 		  (unsigned long long)__entry->end, __entry->uptodate)
570 );
571 
572 TRACE_EVENT(btrfs_sync_file,
573 
574 	TP_PROTO(const struct file *file, int datasync),
575 
576 	TP_ARGS(file, datasync),
577 
578 	TP_STRUCT__entry_btrfs(
579 		__field(	ino_t,  ino		)
580 		__field(	ino_t,  parent		)
581 		__field(	int,    datasync	)
582 		__field(	u64,    root_objectid	)
583 	),
584 
585 	TP_fast_assign(
586 		const struct dentry *dentry = file->f_path.dentry;
587 		const struct inode *inode = d_inode(dentry);
588 
589 		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
590 		__entry->ino		= inode->i_ino;
591 		__entry->parent		= d_inode(dentry->d_parent)->i_ino;
592 		__entry->datasync	= datasync;
593 		__entry->root_objectid	=
594 				 BTRFS_I(inode)->root->root_key.objectid;
595 	),
596 
597 	TP_printk_btrfs("root=%llu(%s) ino=%ld parent=%ld datasync=%d",
598 		  show_root_type(__entry->root_objectid),
599 		  (unsigned long)__entry->ino, (unsigned long)__entry->parent,
600 		  __entry->datasync)
601 );
602 
603 TRACE_EVENT(btrfs_sync_fs,
604 
605 	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
606 
607 	TP_ARGS(fs_info, wait),
608 
609 	TP_STRUCT__entry_btrfs(
610 		__field(	int,  wait		)
611 	),
612 
613 	TP_fast_assign_btrfs(fs_info,
614 		__entry->wait	= wait;
615 	),
616 
617 	TP_printk_btrfs("wait = %d", __entry->wait)
618 );
619 
620 TRACE_EVENT(btrfs_add_block_group,
621 
622 	TP_PROTO(const struct btrfs_fs_info *fs_info,
623 		 const struct btrfs_block_group_cache *block_group, int create),
624 
625 	TP_ARGS(fs_info, block_group, create),
626 
627 	TP_STRUCT__entry(
628 		__array(	u8,	fsid,	BTRFS_FSID_SIZE	)
629 		__field(	u64,	offset			)
630 		__field(	u64,	size			)
631 		__field(	u64,	flags			)
632 		__field(	u64,	bytes_used		)
633 		__field(	u64,	bytes_super		)
634 		__field(	int,	create			)
635 	),
636 
637 	TP_fast_assign(
638 		memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
639 		__entry->offset		= block_group->key.objectid;
640 		__entry->size		= block_group->key.offset;
641 		__entry->flags		= block_group->flags;
642 		__entry->bytes_used	=
643 			btrfs_block_group_used(&block_group->item);
644 		__entry->bytes_super	= block_group->bytes_super;
645 		__entry->create		= create;
646 	),
647 
648 	TP_printk("%pU: block_group offset=%llu size=%llu "
649 		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
650 		  "create=%d", __entry->fsid,
651 		  (unsigned long long)__entry->offset,
652 		  (unsigned long long)__entry->size,
653 		  (unsigned long long)__entry->flags,
654 		  __print_flags((unsigned long)__entry->flags, "|",
655 				BTRFS_GROUP_FLAGS),
656 		  (unsigned long long)__entry->bytes_used,
657 		  (unsigned long long)__entry->bytes_super, __entry->create)
658 );
659 
660 #define show_ref_action(action)						\
661 	__print_symbolic(action,					\
662 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
663 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
664 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
665 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
666 
667 
668 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
669 
670 	TP_PROTO(const struct btrfs_fs_info *fs_info,
671 		 const struct btrfs_delayed_ref_node *ref,
672 		 const struct btrfs_delayed_tree_ref *full_ref,
673 		 int action),
674 
675 	TP_ARGS(fs_info, ref, full_ref, action),
676 
677 	TP_STRUCT__entry_btrfs(
678 		__field(	u64,  bytenr		)
679 		__field(	u64,  num_bytes		)
680 		__field(	int,  action		)
681 		__field(	u64,  parent		)
682 		__field(	u64,  ref_root		)
683 		__field(	int,  level		)
684 		__field(	int,  type		)
685 		__field(	u64,  seq		)
686 	),
687 
688 	TP_fast_assign_btrfs(fs_info,
689 		__entry->bytenr		= ref->bytenr;
690 		__entry->num_bytes	= ref->num_bytes;
691 		__entry->action		= action;
692 		__entry->parent		= full_ref->parent;
693 		__entry->ref_root	= full_ref->root;
694 		__entry->level		= full_ref->level;
695 		__entry->type		= ref->type;
696 		__entry->seq		= ref->seq;
697 	),
698 
699 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
700 		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
701 		  "type=%s seq=%llu",
702 		  (unsigned long long)__entry->bytenr,
703 		  (unsigned long long)__entry->num_bytes,
704 		  show_ref_action(__entry->action),
705 		  show_root_type(__entry->parent),
706 		  show_root_type(__entry->ref_root),
707 		  __entry->level, show_ref_type(__entry->type),
708 		  (unsigned long long)__entry->seq)
709 );
710 
711 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
712 
713 	TP_PROTO(const struct btrfs_fs_info *fs_info,
714 		 const struct btrfs_delayed_ref_node *ref,
715 		 const struct btrfs_delayed_tree_ref *full_ref,
716 		 int action),
717 
718 	TP_ARGS(fs_info, ref, full_ref, action)
719 );
720 
721 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
722 
723 	TP_PROTO(const struct btrfs_fs_info *fs_info,
724 		 const struct btrfs_delayed_ref_node *ref,
725 		 const struct btrfs_delayed_tree_ref *full_ref,
726 		 int action),
727 
728 	TP_ARGS(fs_info, ref, full_ref, action)
729 );
730 
731 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
732 
733 	TP_PROTO(const struct btrfs_fs_info *fs_info,
734 		 const struct btrfs_delayed_ref_node *ref,
735 		 const struct btrfs_delayed_data_ref *full_ref,
736 		 int action),
737 
738 	TP_ARGS(fs_info, ref, full_ref, action),
739 
740 	TP_STRUCT__entry_btrfs(
741 		__field(	u64,  bytenr		)
742 		__field(	u64,  num_bytes		)
743 		__field(	int,  action		)
744 		__field(	u64,  parent		)
745 		__field(	u64,  ref_root		)
746 		__field(	u64,  owner		)
747 		__field(	u64,  offset		)
748 		__field(	int,  type		)
749 		__field(	u64,  seq		)
750 	),
751 
752 	TP_fast_assign_btrfs(fs_info,
753 		__entry->bytenr		= ref->bytenr;
754 		__entry->num_bytes	= ref->num_bytes;
755 		__entry->action		= action;
756 		__entry->parent		= full_ref->parent;
757 		__entry->ref_root	= full_ref->root;
758 		__entry->owner		= full_ref->objectid;
759 		__entry->offset		= full_ref->offset;
760 		__entry->type		= ref->type;
761 		__entry->seq		= ref->seq;
762 	),
763 
764 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
765 		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
766 		  "offset=%llu type=%s seq=%llu",
767 		  (unsigned long long)__entry->bytenr,
768 		  (unsigned long long)__entry->num_bytes,
769 		  show_ref_action(__entry->action),
770 		  show_root_type(__entry->parent),
771 		  show_root_type(__entry->ref_root),
772 		  (unsigned long long)__entry->owner,
773 		  (unsigned long long)__entry->offset,
774 		  show_ref_type(__entry->type),
775 		  (unsigned long long)__entry->seq)
776 );
777 
778 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_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_data_ref *full_ref,
783 		 int action),
784 
785 	TP_ARGS(fs_info, ref, full_ref, action)
786 );
787 
788 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
789 
790 	TP_PROTO(const struct btrfs_fs_info *fs_info,
791 		 const struct btrfs_delayed_ref_node *ref,
792 		 const struct btrfs_delayed_data_ref *full_ref,
793 		 int action),
794 
795 	TP_ARGS(fs_info, ref, full_ref, action)
796 );
797 
798 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
799 
800 	TP_PROTO(const struct btrfs_fs_info *fs_info,
801 		 const struct btrfs_delayed_ref_head *head_ref,
802 		 int action),
803 
804 	TP_ARGS(fs_info, head_ref, action),
805 
806 	TP_STRUCT__entry_btrfs(
807 		__field(	u64,  bytenr		)
808 		__field(	u64,  num_bytes		)
809 		__field(	int,  action		)
810 		__field(	int,  is_data		)
811 	),
812 
813 	TP_fast_assign_btrfs(fs_info,
814 		__entry->bytenr		= head_ref->bytenr;
815 		__entry->num_bytes	= head_ref->num_bytes;
816 		__entry->action		= action;
817 		__entry->is_data	= head_ref->is_data;
818 	),
819 
820 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
821 		  (unsigned long long)__entry->bytenr,
822 		  (unsigned long long)__entry->num_bytes,
823 		  show_ref_action(__entry->action),
824 		  __entry->is_data)
825 );
826 
827 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
828 
829 	TP_PROTO(const struct btrfs_fs_info *fs_info,
830 		 const struct btrfs_delayed_ref_head *head_ref,
831 		 int action),
832 
833 	TP_ARGS(fs_info, head_ref, action)
834 );
835 
836 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
837 
838 	TP_PROTO(const struct btrfs_fs_info *fs_info,
839 		 const struct btrfs_delayed_ref_head *head_ref,
840 		 int action),
841 
842 	TP_ARGS(fs_info, head_ref, action)
843 );
844 
845 #define show_chunk_type(type)					\
846 	__print_flags(type, "|",				\
847 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
848 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
849 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
850 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
851 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
852 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
853 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
854 		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
855 		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
856 
857 DECLARE_EVENT_CLASS(btrfs__chunk,
858 
859 	TP_PROTO(const struct btrfs_fs_info *fs_info,
860 		 const struct map_lookup *map, u64 offset, u64 size),
861 
862 	TP_ARGS(fs_info, map, offset, size),
863 
864 	TP_STRUCT__entry_btrfs(
865 		__field(	int,  num_stripes		)
866 		__field(	u64,  type			)
867 		__field(	int,  sub_stripes		)
868 		__field(	u64,  offset			)
869 		__field(	u64,  size			)
870 		__field(	u64,  root_objectid		)
871 	),
872 
873 	TP_fast_assign_btrfs(fs_info,
874 		__entry->num_stripes	= map->num_stripes;
875 		__entry->type		= map->type;
876 		__entry->sub_stripes	= map->sub_stripes;
877 		__entry->offset		= offset;
878 		__entry->size		= size;
879 		__entry->root_objectid	= fs_info->chunk_root->root_key.objectid;
880 	),
881 
882 	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
883 		  "num_stripes=%d sub_stripes=%d type=%s",
884 		  show_root_type(__entry->root_objectid),
885 		  (unsigned long long)__entry->offset,
886 		  (unsigned long long)__entry->size,
887 		  __entry->num_stripes, __entry->sub_stripes,
888 		  show_chunk_type(__entry->type))
889 );
890 
891 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
892 
893 	TP_PROTO(const struct btrfs_fs_info *fs_info,
894 		 const struct map_lookup *map, u64 offset, u64 size),
895 
896 	TP_ARGS(fs_info, map, offset, size)
897 );
898 
899 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
900 
901 	TP_PROTO(const struct btrfs_fs_info *fs_info,
902 		 const struct map_lookup *map, u64 offset, u64 size),
903 
904 	TP_ARGS(fs_info, map, offset, size)
905 );
906 
907 TRACE_EVENT(btrfs_cow_block,
908 
909 	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
910 		 const struct extent_buffer *cow),
911 
912 	TP_ARGS(root, buf, cow),
913 
914 	TP_STRUCT__entry_btrfs(
915 		__field(	u64,  root_objectid		)
916 		__field(	u64,  buf_start			)
917 		__field(	int,  refs			)
918 		__field(	u64,  cow_start			)
919 		__field(	int,  buf_level			)
920 		__field(	int,  cow_level			)
921 	),
922 
923 	TP_fast_assign_btrfs(root->fs_info,
924 		__entry->root_objectid	= root->root_key.objectid;
925 		__entry->buf_start	= buf->start;
926 		__entry->refs		= atomic_read(&buf->refs);
927 		__entry->cow_start	= cow->start;
928 		__entry->buf_level	= btrfs_header_level(buf);
929 		__entry->cow_level	= btrfs_header_level(cow);
930 	),
931 
932 	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
933 		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
934 		  show_root_type(__entry->root_objectid),
935 		  __entry->refs,
936 		  (unsigned long long)__entry->buf_start,
937 		  __entry->buf_level,
938 		  (unsigned long long)__entry->cow_start,
939 		  __entry->cow_level)
940 );
941 
942 TRACE_EVENT(btrfs_space_reservation,
943 
944 	TP_PROTO(const struct btrfs_fs_info *fs_info, char *type, u64 val,
945 		 u64 bytes, int reserve),
946 
947 	TP_ARGS(fs_info, type, val, bytes, reserve),
948 
949 	TP_STRUCT__entry_btrfs(
950 		__string(	type,	type			)
951 		__field(	u64,	val			)
952 		__field(	u64,	bytes			)
953 		__field(	int,	reserve			)
954 	),
955 
956 	TP_fast_assign_btrfs(fs_info,
957 		__assign_str(type, type);
958 		__entry->val		= val;
959 		__entry->bytes		= bytes;
960 		__entry->reserve	= reserve;
961 	),
962 
963 	TP_printk_btrfs("%s: %Lu %s %Lu", __get_str(type), __entry->val,
964 			__entry->reserve ? "reserve" : "release",
965 			__entry->bytes)
966 );
967 
968 #define show_flush_action(action)						\
969 	__print_symbolic(action,						\
970 		{ BTRFS_RESERVE_NO_FLUSH,	"BTRFS_RESERVE_NO_FLUSH"},	\
971 		{ BTRFS_RESERVE_FLUSH_LIMIT,	"BTRFS_RESERVE_FLUSH_LIMIT"},	\
972 		{ BTRFS_RESERVE_FLUSH_ALL,	"BTRFS_RESERVE_FLUSH_ALL"})
973 
974 TRACE_EVENT(btrfs_trigger_flush,
975 
976 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
977 		 int flush, char *reason),
978 
979 	TP_ARGS(fs_info, flags, bytes, flush, reason),
980 
981 	TP_STRUCT__entry(
982 		__array(	u8,	fsid,	BTRFS_FSID_SIZE	)
983 		__field(	u64,	flags			)
984 		__field(	u64,	bytes			)
985 		__field(	int,	flush			)
986 		__string(	reason,	reason			)
987 	),
988 
989 	TP_fast_assign(
990 		memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
991 		__entry->flags	= flags;
992 		__entry->bytes	= bytes;
993 		__entry->flush	= flush;
994 		__assign_str(reason, reason)
995 	),
996 
997 	TP_printk("%pU: %s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
998 		  __entry->fsid, __get_str(reason), __entry->flush,
999 		  show_flush_action(__entry->flush),
1000 		  (unsigned long long)__entry->flags,
1001 		  __print_flags((unsigned long)__entry->flags, "|",
1002 				BTRFS_GROUP_FLAGS),
1003 		  (unsigned long long)__entry->bytes)
1004 );
1005 
1006 #define show_flush_state(state)							\
1007 	__print_symbolic(state,							\
1008 		{ FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR"},	\
1009 		{ FLUSH_DELAYED_ITEMS,		"FLUSH_DELAYED_ITEMS"},		\
1010 		{ FLUSH_DELALLOC,		"FLUSH_DELALLOC"},		\
1011 		{ FLUSH_DELALLOC_WAIT,		"FLUSH_DELALLOC_WAIT"},		\
1012 		{ ALLOC_CHUNK,			"ALLOC_CHUNK"},			\
1013 		{ COMMIT_TRANS,			"COMMIT_TRANS"})
1014 
1015 TRACE_EVENT(btrfs_flush_space,
1016 
1017 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1018 		 int state, int ret),
1019 
1020 	TP_ARGS(fs_info, flags, num_bytes, state, ret),
1021 
1022 	TP_STRUCT__entry(
1023 		__array(	u8,	fsid,	BTRFS_FSID_SIZE	)
1024 		__field(	u64,	flags			)
1025 		__field(	u64,	num_bytes		)
1026 		__field(	int,	state			)
1027 		__field(	int,	ret			)
1028 	),
1029 
1030 	TP_fast_assign(
1031 		memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
1032 		__entry->flags		=	flags;
1033 		__entry->num_bytes	=	num_bytes;
1034 		__entry->state		=	state;
1035 		__entry->ret		=	ret;
1036 	),
1037 
1038 	TP_printk("%pU: state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d",
1039 		  __entry->fsid, __entry->state,
1040 		  show_flush_state(__entry->state),
1041 		  (unsigned long long)__entry->flags,
1042 		  __print_flags((unsigned long)__entry->flags, "|",
1043 				BTRFS_GROUP_FLAGS),
1044 		  (unsigned long long)__entry->num_bytes, __entry->ret)
1045 );
1046 
1047 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1048 
1049 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1050 
1051 	TP_ARGS(fs_info, start, len),
1052 
1053 	TP_STRUCT__entry_btrfs(
1054 		__field(	u64,  start			)
1055 		__field(	u64,  len			)
1056 	),
1057 
1058 	TP_fast_assign_btrfs(fs_info,
1059 		__entry->start		= start;
1060 		__entry->len		= len;
1061 	),
1062 
1063 	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1064 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1065 		  (unsigned long long)__entry->start,
1066 		  (unsigned long long)__entry->len)
1067 );
1068 
1069 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1070 
1071 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1072 
1073 	TP_ARGS(fs_info, start, len)
1074 );
1075 
1076 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1077 
1078 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1079 
1080 	TP_ARGS(fs_info, start, len)
1081 );
1082 
1083 TRACE_EVENT(find_free_extent,
1084 
1085 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 num_bytes,
1086 		 u64 empty_size, u64 data),
1087 
1088 	TP_ARGS(fs_info, num_bytes, empty_size, data),
1089 
1090 	TP_STRUCT__entry_btrfs(
1091 		__field(	u64,	num_bytes		)
1092 		__field(	u64,	empty_size		)
1093 		__field(	u64,	data			)
1094 	),
1095 
1096 	TP_fast_assign_btrfs(fs_info,
1097 		__entry->num_bytes	= num_bytes;
1098 		__entry->empty_size	= empty_size;
1099 		__entry->data		= data;
1100 	),
1101 
1102 	TP_printk_btrfs("root=%Lu(%s) len=%Lu empty_size=%Lu flags=%Lu(%s)",
1103 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1104 		  __entry->num_bytes, __entry->empty_size, __entry->data,
1105 		  __print_flags((unsigned long)__entry->data, "|",
1106 				 BTRFS_GROUP_FLAGS))
1107 );
1108 
1109 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1110 
1111 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1112 		 const struct btrfs_block_group_cache *block_group, u64 start,
1113 		 u64 len),
1114 
1115 	TP_ARGS(fs_info, block_group, start, len),
1116 
1117 	TP_STRUCT__entry_btrfs(
1118 		__field(	u64,	bg_objectid		)
1119 		__field(	u64,	flags			)
1120 		__field(	u64,	start			)
1121 		__field(	u64,	len			)
1122 	),
1123 
1124 	TP_fast_assign_btrfs(fs_info,
1125 		__entry->bg_objectid	= block_group->key.objectid;
1126 		__entry->flags		= block_group->flags;
1127 		__entry->start		= start;
1128 		__entry->len		= len;
1129 	),
1130 
1131 	TP_printk_btrfs("root=%Lu(%s) block_group=%Lu flags=%Lu(%s) "
1132 		  "start=%Lu len=%Lu",
1133 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1134 		  __entry->bg_objectid,
1135 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1136 						"|", BTRFS_GROUP_FLAGS),
1137 		  __entry->start, __entry->len)
1138 );
1139 
1140 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1141 
1142 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1143 		 const struct btrfs_block_group_cache *block_group, u64 start,
1144 		 u64 len),
1145 
1146 	TP_ARGS(fs_info, block_group, start, len)
1147 );
1148 
1149 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1150 
1151 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1152 		 const struct btrfs_block_group_cache *block_group, u64 start,
1153 		 u64 len),
1154 
1155 	TP_ARGS(fs_info, block_group, start, len)
1156 );
1157 
1158 TRACE_EVENT(btrfs_find_cluster,
1159 
1160 	TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
1161 		 u64 bytes, u64 empty_size, u64 min_bytes),
1162 
1163 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1164 
1165 	TP_STRUCT__entry_btrfs(
1166 		__field(	u64,	bg_objectid		)
1167 		__field(	u64,	flags			)
1168 		__field(	u64,	start			)
1169 		__field(	u64,	bytes			)
1170 		__field(	u64,	empty_size		)
1171 		__field(	u64,	min_bytes		)
1172 	),
1173 
1174 	TP_fast_assign_btrfs(block_group->fs_info,
1175 		__entry->bg_objectid	= block_group->key.objectid;
1176 		__entry->flags		= block_group->flags;
1177 		__entry->start		= start;
1178 		__entry->bytes		= bytes;
1179 		__entry->empty_size	= empty_size;
1180 		__entry->min_bytes	= min_bytes;
1181 	),
1182 
1183 	TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) start=%Lu len=%Lu "
1184 		  "empty_size=%Lu min_bytes=%Lu", __entry->bg_objectid,
1185 		  __entry->flags,
1186 		  __print_flags((unsigned long)__entry->flags, "|",
1187 				BTRFS_GROUP_FLAGS), __entry->start,
1188 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1189 );
1190 
1191 TRACE_EVENT(btrfs_failed_cluster_setup,
1192 
1193 	TP_PROTO(const struct btrfs_block_group_cache *block_group),
1194 
1195 	TP_ARGS(block_group),
1196 
1197 	TP_STRUCT__entry_btrfs(
1198 		__field(	u64,	bg_objectid		)
1199 	),
1200 
1201 	TP_fast_assign_btrfs(block_group->fs_info,
1202 		__entry->bg_objectid	= block_group->key.objectid;
1203 	),
1204 
1205 	TP_printk_btrfs("block_group=%Lu", __entry->bg_objectid)
1206 );
1207 
1208 TRACE_EVENT(btrfs_setup_cluster,
1209 
1210 	TP_PROTO(const struct btrfs_block_group_cache *block_group,
1211 		 const struct btrfs_free_cluster *cluster,
1212 		 u64 size, int bitmap),
1213 
1214 	TP_ARGS(block_group, cluster, size, bitmap),
1215 
1216 	TP_STRUCT__entry_btrfs(
1217 		__field(	u64,	bg_objectid		)
1218 		__field(	u64,	flags			)
1219 		__field(	u64,	start			)
1220 		__field(	u64,	max_size		)
1221 		__field(	u64,	size			)
1222 		__field(	int,	bitmap			)
1223 	),
1224 
1225 	TP_fast_assign_btrfs(block_group->fs_info,
1226 		__entry->bg_objectid	= block_group->key.objectid;
1227 		__entry->flags		= block_group->flags;
1228 		__entry->start		= cluster->window_start;
1229 		__entry->max_size	= cluster->max_size;
1230 		__entry->size		= size;
1231 		__entry->bitmap		= bitmap;
1232 	),
1233 
1234 	TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) window_start=%Lu "
1235 		  "size=%Lu max_size=%Lu bitmap=%d",
1236 		  __entry->bg_objectid,
1237 		  __entry->flags,
1238 		  __print_flags((unsigned long)__entry->flags, "|",
1239 				BTRFS_GROUP_FLAGS), __entry->start,
1240 		  __entry->size, __entry->max_size, __entry->bitmap)
1241 );
1242 
1243 struct extent_state;
1244 TRACE_EVENT(alloc_extent_state,
1245 
1246 	TP_PROTO(const struct extent_state *state,
1247 		 gfp_t mask, unsigned long IP),
1248 
1249 	TP_ARGS(state, mask, IP),
1250 
1251 	TP_STRUCT__entry(
1252 		__field(const struct extent_state *, state)
1253 		__field(gfp_t, mask)
1254 		__field(unsigned long, ip)
1255 	),
1256 
1257 	TP_fast_assign(
1258 		__entry->state	= state,
1259 		__entry->mask	= mask,
1260 		__entry->ip	= IP
1261 	),
1262 
1263 	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1264 		  show_gfp_flags(__entry->mask), (const void *)__entry->ip)
1265 );
1266 
1267 TRACE_EVENT(free_extent_state,
1268 
1269 	TP_PROTO(const struct extent_state *state, unsigned long IP),
1270 
1271 	TP_ARGS(state, IP),
1272 
1273 	TP_STRUCT__entry(
1274 		__field(const struct extent_state *, state)
1275 		__field(unsigned long, ip)
1276 	),
1277 
1278 	TP_fast_assign(
1279 		__entry->state	= state,
1280 		__entry->ip = IP
1281 	),
1282 
1283 	TP_printk("state=%p caller=%pS", __entry->state,
1284 		  (const void *)__entry->ip)
1285 );
1286 
1287 DECLARE_EVENT_CLASS(btrfs__work,
1288 
1289 	TP_PROTO(const struct btrfs_work *work),
1290 
1291 	TP_ARGS(work),
1292 
1293 	TP_STRUCT__entry_btrfs(
1294 		__field(	const void *,	work			)
1295 		__field(	const void *,	wq			)
1296 		__field(	const void *,	func			)
1297 		__field(	const void *,	ordered_func		)
1298 		__field(	const void *,	ordered_free		)
1299 		__field(	const void *,	normal_work		)
1300 	),
1301 
1302 	TP_fast_assign_btrfs(btrfs_work_owner(work),
1303 		__entry->work		= work;
1304 		__entry->wq		= work->wq;
1305 		__entry->func		= work->func;
1306 		__entry->ordered_func	= work->ordered_func;
1307 		__entry->ordered_free	= work->ordered_free;
1308 		__entry->normal_work	= &work->normal_work;
1309 	),
1310 
1311 	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%pf ordered_func=%p "
1312 		  "ordered_free=%p",
1313 		  __entry->work, __entry->normal_work, __entry->wq,
1314 		   __entry->func, __entry->ordered_func, __entry->ordered_free)
1315 );
1316 
1317 /*
1318  * For situiations when the work is freed, we pass fs_info and a tag that that
1319  * matches address of the work structure so it can be paired with the
1320  * scheduling event.
1321  */
1322 DECLARE_EVENT_CLASS(btrfs__work__done,
1323 
1324 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1325 
1326 	TP_ARGS(fs_info, wtag),
1327 
1328 	TP_STRUCT__entry_btrfs(
1329 		__field(	const void *,	wtag			)
1330 	),
1331 
1332 	TP_fast_assign_btrfs(fs_info,
1333 		__entry->wtag		= wtag;
1334 	),
1335 
1336 	TP_printk_btrfs("work->%p", __entry->wtag)
1337 );
1338 
1339 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1340 
1341 	TP_PROTO(const struct btrfs_work *work),
1342 
1343 	TP_ARGS(work)
1344 );
1345 
1346 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1347 
1348 	TP_PROTO(const struct btrfs_work *work),
1349 
1350 	TP_ARGS(work)
1351 );
1352 
1353 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1354 
1355 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1356 
1357 	TP_ARGS(fs_info, wtag)
1358 );
1359 
1360 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1361 
1362 	TP_PROTO(const struct btrfs_work *work),
1363 
1364 	TP_ARGS(work)
1365 );
1366 
1367 DECLARE_EVENT_CLASS(btrfs__workqueue,
1368 
1369 	TP_PROTO(const struct __btrfs_workqueue *wq,
1370 		 const char *name, int high),
1371 
1372 	TP_ARGS(wq, name, high),
1373 
1374 	TP_STRUCT__entry_btrfs(
1375 		__field(	const void *,	wq			)
1376 		__string(	name,	name			)
1377 		__field(	int ,	high			)
1378 	),
1379 
1380 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1381 		__entry->wq		= wq;
1382 		__assign_str(name, name);
1383 		__entry->high		= high;
1384 	),
1385 
1386 	TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1387 		  __print_flags(__entry->high, "",
1388 				{(WQ_HIGHPRI),	"-high"}),
1389 		  __entry->wq)
1390 );
1391 
1392 DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1393 
1394 	TP_PROTO(const struct __btrfs_workqueue *wq,
1395 		 const char *name, int high),
1396 
1397 	TP_ARGS(wq, name, high)
1398 );
1399 
1400 DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1401 
1402 	TP_PROTO(const struct __btrfs_workqueue *wq),
1403 
1404 	TP_ARGS(wq),
1405 
1406 	TP_STRUCT__entry_btrfs(
1407 		__field(	const void *,	wq		)
1408 	),
1409 
1410 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1411 		__entry->wq		= wq;
1412 	),
1413 
1414 	TP_printk_btrfs("wq=%p", __entry->wq)
1415 );
1416 
1417 DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1418 
1419 	TP_PROTO(const struct __btrfs_workqueue *wq),
1420 
1421 	TP_ARGS(wq)
1422 );
1423 
1424 #define BTRFS_QGROUP_OPERATIONS				\
1425 	{ QGROUP_RESERVE,	"reserve"	},	\
1426 	{ QGROUP_RELEASE,	"release"	},	\
1427 	{ QGROUP_FREE,		"free"		}
1428 
1429 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1430 
1431 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1432 		 u64 reserved, int op),
1433 
1434 	TP_ARGS(inode, start, len, reserved, op),
1435 
1436 	TP_STRUCT__entry_btrfs(
1437 		__field(	u64,		rootid		)
1438 		__field(	unsigned long,	ino		)
1439 		__field(	u64,		start		)
1440 		__field(	u64,		len		)
1441 		__field(	u64,		reserved	)
1442 		__field(	int,		op		)
1443 	),
1444 
1445 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1446 		__entry->rootid		= BTRFS_I(inode)->root->objectid;
1447 		__entry->ino		= inode->i_ino;
1448 		__entry->start		= start;
1449 		__entry->len		= len;
1450 		__entry->reserved	= reserved;
1451 		__entry->op		= op;
1452 	),
1453 
1454 	TP_printk_btrfs("root=%llu ino=%lu start=%llu len=%llu reserved=%llu op=%s",
1455 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1456 		  __entry->reserved,
1457 		  __print_flags((unsigned long)__entry->op, "",
1458 				BTRFS_QGROUP_OPERATIONS)
1459 	)
1460 );
1461 
1462 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1463 
1464 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1465 		 u64 reserved, int op),
1466 
1467 	TP_ARGS(inode, start, len, reserved, op)
1468 );
1469 
1470 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1471 
1472 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1473 		 u64 reserved, int op),
1474 
1475 	TP_ARGS(inode, start, len, reserved, op)
1476 );
1477 
1478 DECLARE_EVENT_CLASS(btrfs__qgroup_delayed_ref,
1479 
1480 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1481 		 u64 ref_root, u64 reserved),
1482 
1483 	TP_ARGS(fs_info, ref_root, reserved),
1484 
1485 	TP_STRUCT__entry_btrfs(
1486 		__field(	u64,		ref_root	)
1487 		__field(	u64,		reserved	)
1488 	),
1489 
1490 	TP_fast_assign_btrfs(fs_info,
1491 		__entry->ref_root	= ref_root;
1492 		__entry->reserved	= reserved;
1493 	),
1494 
1495 	TP_printk_btrfs("root=%llu reserved=%llu op=free",
1496 		  __entry->ref_root, __entry->reserved)
1497 );
1498 
1499 DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref,
1500 
1501 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1502 		 u64 ref_root, u64 reserved),
1503 
1504 	TP_ARGS(fs_info, ref_root, reserved)
1505 );
1506 
1507 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1508 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1509 		 const struct btrfs_qgroup_extent_record *rec),
1510 
1511 	TP_ARGS(fs_info, rec),
1512 
1513 	TP_STRUCT__entry_btrfs(
1514 		__field(	u64,  bytenr		)
1515 		__field(	u64,  num_bytes		)
1516 	),
1517 
1518 	TP_fast_assign_btrfs(fs_info,
1519 		__entry->bytenr		= rec->bytenr,
1520 		__entry->num_bytes	= rec->num_bytes;
1521 	),
1522 
1523 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1524 		  (unsigned long long)__entry->bytenr,
1525 		  (unsigned long long)__entry->num_bytes)
1526 );
1527 
1528 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1529 
1530 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1531 		 const struct btrfs_qgroup_extent_record *rec),
1532 
1533 	TP_ARGS(fs_info, rec)
1534 );
1535 
1536 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1537 
1538 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1539 		 const struct btrfs_qgroup_extent_record *rec),
1540 
1541 	TP_ARGS(fs_info, rec)
1542 );
1543 
1544 TRACE_EVENT(btrfs_qgroup_account_extent,
1545 
1546 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 bytenr,
1547 		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1548 
1549 	TP_ARGS(fs_info, bytenr, num_bytes, nr_old_roots, nr_new_roots),
1550 
1551 	TP_STRUCT__entry_btrfs(
1552 		__field(	u64,  bytenr			)
1553 		__field(	u64,  num_bytes			)
1554 		__field(	u64,  nr_old_roots		)
1555 		__field(	u64,  nr_new_roots		)
1556 	),
1557 
1558 	TP_fast_assign_btrfs(fs_info,
1559 		__entry->bytenr		= bytenr;
1560 		__entry->num_bytes	= num_bytes;
1561 		__entry->nr_old_roots	= nr_old_roots;
1562 		__entry->nr_new_roots	= nr_new_roots;
1563 	),
1564 
1565 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu nr_old_roots=%llu "
1566 		  "nr_new_roots=%llu",
1567 		  __entry->bytenr,
1568 		  __entry->num_bytes,
1569 		  __entry->nr_old_roots,
1570 		  __entry->nr_new_roots)
1571 );
1572 
1573 TRACE_EVENT(qgroup_update_counters,
1574 
1575 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 qgid,
1576 		 u64 cur_old_count, u64 cur_new_count),
1577 
1578 	TP_ARGS(fs_info, qgid, cur_old_count, cur_new_count),
1579 
1580 	TP_STRUCT__entry_btrfs(
1581 		__field(	u64,  qgid			)
1582 		__field(	u64,  cur_old_count		)
1583 		__field(	u64,  cur_new_count		)
1584 	),
1585 
1586 	TP_fast_assign_btrfs(fs_info,
1587 		__entry->qgid		= qgid;
1588 		__entry->cur_old_count	= cur_old_count;
1589 		__entry->cur_new_count	= cur_new_count;
1590 	),
1591 
1592 	TP_printk_btrfs("qgid=%llu cur_old_count=%llu cur_new_count=%llu",
1593 		  __entry->qgid,
1594 		  __entry->cur_old_count,
1595 		  __entry->cur_new_count)
1596 );
1597 
1598 TRACE_EVENT(qgroup_update_reserve,
1599 
1600 	TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1601 		 s64 diff),
1602 
1603 	TP_ARGS(fs_info, qgroup, diff),
1604 
1605 	TP_STRUCT__entry_btrfs(
1606 		__field(	u64,	qgid			)
1607 		__field(	u64,	cur_reserved		)
1608 		__field(	s64,	diff			)
1609 	),
1610 
1611 	TP_fast_assign_btrfs(fs_info,
1612 		__entry->qgid		= qgroup->qgroupid;
1613 		__entry->cur_reserved	= qgroup->reserved;
1614 		__entry->diff		= diff;
1615 	),
1616 
1617 	TP_printk_btrfs("qgid=%llu cur_reserved=%llu diff=%lld",
1618 		__entry->qgid, __entry->cur_reserved, __entry->diff)
1619 );
1620 
1621 TRACE_EVENT(qgroup_meta_reserve,
1622 
1623 	TP_PROTO(struct btrfs_root *root, s64 diff),
1624 
1625 	TP_ARGS(root, diff),
1626 
1627 	TP_STRUCT__entry_btrfs(
1628 		__field(	u64,	refroot			)
1629 		__field(	s64,	diff			)
1630 	),
1631 
1632 	TP_fast_assign_btrfs(root->fs_info,
1633 		__entry->refroot	= root->objectid;
1634 		__entry->diff		= diff;
1635 	),
1636 
1637 	TP_printk_btrfs("refroot=%llu(%s) diff=%lld",
1638 		show_root_type(__entry->refroot), __entry->diff)
1639 );
1640 
1641 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1642 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1643 		 const struct prelim_ref *oldref,
1644 		 const struct prelim_ref *newref, u64 tree_size),
1645 	TP_ARGS(fs_info, newref, oldref, tree_size),
1646 
1647 	TP_STRUCT__entry_btrfs(
1648 		__field(	u64,  root_id		)
1649 		__field(	u64,  objectid		)
1650 		__field(	 u8,  type		)
1651 		__field(	u64,  offset		)
1652 		__field(	int,  level		)
1653 		__field(	int,  old_count		)
1654 		__field(	u64,  parent		)
1655 		__field(	u64,  bytenr		)
1656 		__field(	int,  mod_count		)
1657 		__field(	u64,  tree_size		)
1658 	),
1659 
1660 	TP_fast_assign_btrfs(fs_info,
1661 		__entry->root_id	= oldref->root_id;
1662 		__entry->objectid	= oldref->key_for_search.objectid;
1663 		__entry->type		= oldref->key_for_search.type;
1664 		__entry->offset		= oldref->key_for_search.offset;
1665 		__entry->level		= oldref->level;
1666 		__entry->old_count	= oldref->count;
1667 		__entry->parent		= oldref->parent;
1668 		__entry->bytenr		= oldref->wanted_disk_byte;
1669 		__entry->mod_count	= newref ? newref->count : 0;
1670 		__entry->tree_size	= tree_size;
1671 	),
1672 
1673 	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1674 			(unsigned long long)__entry->root_id,
1675 			(unsigned long long)__entry->objectid, __entry->type,
1676 			(unsigned long long)__entry->offset, __entry->level,
1677 			__entry->old_count, __entry->mod_count,
1678 			__entry->old_count + __entry->mod_count,
1679 			(unsigned long long)__entry->parent,
1680 			(unsigned long long)__entry->bytenr,
1681 			(unsigned long long)__entry->tree_size)
1682 );
1683 
1684 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1685 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1686 		 const struct prelim_ref *oldref,
1687 		 const struct prelim_ref *newref, u64 tree_size),
1688 	TP_ARGS(fs_info, oldref, newref, tree_size)
1689 );
1690 
1691 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1692 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1693 		 const struct prelim_ref *oldref,
1694 		 const struct prelim_ref *newref, u64 tree_size),
1695 	TP_ARGS(fs_info, oldref, newref, tree_size)
1696 );
1697 
1698 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1699 	TP_PROTO(struct btrfs_root *root, u64 ino, int mod),
1700 
1701 	TP_ARGS(root, ino, mod),
1702 
1703 	TP_STRUCT__entry_btrfs(
1704 		__field(	u64, root_objectid	)
1705 		__field(	u64, ino		)
1706 		__field(	int, mod		)
1707 	),
1708 
1709 	TP_fast_assign_btrfs(root->fs_info,
1710 		__entry->root_objectid	= root->objectid;
1711 		__entry->ino		= ino;
1712 		__entry->mod		= mod;
1713 	),
1714 
1715 	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1716 			show_root_type(__entry->root_objectid),
1717 			(unsigned long long)__entry->ino, __entry->mod)
1718 );
1719 #endif /* _TRACE_BTRFS_H */
1720 
1721 /* This part must be outside protection */
1722 #include <trace/define_trace.h>
1723