xref: /openbmc/linux/include/trace/events/btrfs.h (revision 2e63e62d)
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 show_qgroup_rsv_type(type)					\
75 	__print_symbolic(type,						\
76 		{ BTRFS_QGROUP_RSV_DATA,	  "DATA"	},	\
77 		{ BTRFS_QGROUP_RSV_META_PERTRANS, "META_PERTRANS" },	\
78 		{ BTRFS_QGROUP_RSV_META_PREALLOC, "META_PREALLOC" })
79 
80 #define BTRFS_GROUP_FLAGS	\
81 	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
82 	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
83 	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
84 	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
85 	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
86 	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
87 	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
88 	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
89 	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}
90 
91 #define BTRFS_FSID_SIZE 16
92 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
93 
94 #define TP_fast_assign_fsid(fs_info)					\
95 	memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE)
96 
97 #define TP_STRUCT__entry_btrfs(args...)					\
98 	TP_STRUCT__entry(						\
99 		TP_STRUCT__entry_fsid					\
100 		args)
101 #define TP_fast_assign_btrfs(fs_info, args...)				\
102 	TP_fast_assign(							\
103 		TP_fast_assign_fsid(fs_info);				\
104 		args)
105 #define TP_printk_btrfs(fmt, args...) \
106 	TP_printk("%pU: " fmt, __entry->fsid, args)
107 
108 TRACE_EVENT(btrfs_transaction_commit,
109 
110 	TP_PROTO(const struct btrfs_root *root),
111 
112 	TP_ARGS(root),
113 
114 	TP_STRUCT__entry_btrfs(
115 		__field(	u64,  generation		)
116 		__field(	u64,  root_objectid		)
117 	),
118 
119 	TP_fast_assign_btrfs(root->fs_info,
120 		__entry->generation	= root->fs_info->generation;
121 		__entry->root_objectid	= root->root_key.objectid;
122 	),
123 
124 	TP_printk_btrfs("root=%llu(%s) gen=%llu",
125 		  show_root_type(__entry->root_objectid),
126 		  __entry->generation)
127 );
128 
129 DECLARE_EVENT_CLASS(btrfs__inode,
130 
131 	TP_PROTO(const struct inode *inode),
132 
133 	TP_ARGS(inode),
134 
135 	TP_STRUCT__entry_btrfs(
136 		__field(	u64,  ino			)
137 		__field(	blkcnt_t,  blocks		)
138 		__field(	u64,  disk_i_size		)
139 		__field(	u64,  generation		)
140 		__field(	u64,  last_trans		)
141 		__field(	u64,  logged_trans		)
142 		__field(	u64,  root_objectid		)
143 	),
144 
145 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
146 		__entry->ino	= btrfs_ino(BTRFS_I(inode));
147 		__entry->blocks	= inode->i_blocks;
148 		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
149 		__entry->generation = BTRFS_I(inode)->generation;
150 		__entry->last_trans = BTRFS_I(inode)->last_trans;
151 		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
152 		__entry->root_objectid =
153 				BTRFS_I(inode)->root->root_key.objectid;
154 	),
155 
156 	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
157 		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
158 		  show_root_type(__entry->root_objectid),
159 		  __entry->generation,
160 		  __entry->ino,
161 		  (unsigned long long)__entry->blocks,
162 		  __entry->disk_i_size,
163 		  __entry->last_trans,
164 		  __entry->logged_trans)
165 );
166 
167 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
168 
169 	TP_PROTO(const struct inode *inode),
170 
171 	TP_ARGS(inode)
172 );
173 
174 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
175 
176 	TP_PROTO(const struct inode *inode),
177 
178 	TP_ARGS(inode)
179 );
180 
181 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
182 
183 	TP_PROTO(const struct inode *inode),
184 
185 	TP_ARGS(inode)
186 );
187 
188 #define __show_map_type(type)						\
189 	__print_symbolic_u64(type,					\
190 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
191 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
192 		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
193 		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})
194 
195 #define show_map_type(type)			\
196 	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
197 
198 #define show_map_flags(flag)						\
199 	__print_flags(flag, "|",					\
200 		{ (1 << EXTENT_FLAG_PINNED), 		"PINNED" 	},\
201 		{ (1 << EXTENT_FLAG_COMPRESSED), 	"COMPRESSED" 	},\
202 		{ (1 << EXTENT_FLAG_PREALLOC), 		"PREALLOC" 	},\
203 		{ (1 << EXTENT_FLAG_LOGGING),	 	"LOGGING" 	},\
204 		{ (1 << EXTENT_FLAG_FILLING),	 	"FILLING" 	},\
205 		{ (1 << EXTENT_FLAG_FS_MAPPING),	"FS_MAPPING"	})
206 
207 TRACE_EVENT_CONDITION(btrfs_get_extent,
208 
209 	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
210 		 const struct extent_map *map),
211 
212 	TP_ARGS(root, inode, map),
213 
214 	TP_CONDITION(map),
215 
216 	TP_STRUCT__entry_btrfs(
217 		__field(	u64,  root_objectid	)
218 		__field(	u64,  ino		)
219 		__field(	u64,  start		)
220 		__field(	u64,  len		)
221 		__field(	u64,  orig_start	)
222 		__field(	u64,  block_start	)
223 		__field(	u64,  block_len		)
224 		__field(	unsigned long,  flags	)
225 		__field(	int,  refs		)
226 		__field(	unsigned int,  compress_type	)
227 	),
228 
229 	TP_fast_assign_btrfs(root->fs_info,
230 		__entry->root_objectid	= root->root_key.objectid;
231 		__entry->ino		= btrfs_ino(inode);
232 		__entry->start		= map->start;
233 		__entry->len		= map->len;
234 		__entry->orig_start	= map->orig_start;
235 		__entry->block_start	= map->block_start;
236 		__entry->block_len	= map->block_len;
237 		__entry->flags		= map->flags;
238 		__entry->refs		= refcount_read(&map->refs);
239 		__entry->compress_type	= map->compress_type;
240 	),
241 
242 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
243 		  "orig_start=%llu block_start=%llu(%s) "
244 		  "block_len=%llu flags=%s refs=%u "
245 		  "compress_type=%u",
246 		  show_root_type(__entry->root_objectid),
247 		  __entry->ino,
248 		  __entry->start,
249 		  __entry->len,
250 		  __entry->orig_start,
251 		  show_map_type(__entry->block_start),
252 		  __entry->block_len,
253 		  show_map_flags(__entry->flags),
254 		  __entry->refs, __entry->compress_type)
255 );
256 
257 TRACE_EVENT(btrfs_handle_em_exist,
258 
259 	TP_PROTO(const struct extent_map *existing, const struct extent_map *map, u64 start, u64 len),
260 
261 	TP_ARGS(existing, map, start, len),
262 
263 	TP_STRUCT__entry(
264 		__field(	u64,  e_start		)
265 		__field(	u64,  e_len		)
266 		__field(	u64,  map_start		)
267 		__field(	u64,  map_len		)
268 		__field(	u64,  start		)
269 		__field(	u64,  len		)
270 	),
271 
272 	TP_fast_assign(
273 		__entry->e_start	= existing->start;
274 		__entry->e_len		= existing->len;
275 		__entry->map_start	= map->start;
276 		__entry->map_len	= map->len;
277 		__entry->start		= start;
278 		__entry->len		= len;
279 	),
280 
281 	TP_printk("start=%llu len=%llu "
282 		  "existing(start=%llu len=%llu) "
283 		  "em(start=%llu len=%llu)",
284 		  __entry->start,
285 		  __entry->len,
286 		  __entry->e_start,
287 		  __entry->e_len,
288 		  __entry->map_start,
289 		  __entry->map_len)
290 );
291 
292 /* file extent item */
293 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
294 
295 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
296 		 struct btrfs_file_extent_item *fi, u64 start),
297 
298 	TP_ARGS(bi, l, fi, start),
299 
300 	TP_STRUCT__entry_btrfs(
301 		__field(	u64,	root_obj	)
302 		__field(	u64,	ino		)
303 		__field(	loff_t,	isize		)
304 		__field(	u64,	disk_isize	)
305 		__field(	u64,	num_bytes	)
306 		__field(	u64,	ram_bytes	)
307 		__field(	u64,	disk_bytenr	)
308 		__field(	u64,	disk_num_bytes	)
309 		__field(	u64,	extent_offset	)
310 		__field(	u8,	extent_type	)
311 		__field(	u8,	compression	)
312 		__field(	u64,	extent_start	)
313 		__field(	u64,	extent_end	)
314 	),
315 
316 	TP_fast_assign_btrfs(bi->root->fs_info,
317 		__entry->root_obj	= bi->root->objectid;
318 		__entry->ino		= btrfs_ino(bi);
319 		__entry->isize		= bi->vfs_inode.i_size;
320 		__entry->disk_isize	= bi->disk_i_size;
321 		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
322 		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
323 		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
324 		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
325 		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
326 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
327 		__entry->compression	= btrfs_file_extent_compression(l, fi);
328 		__entry->extent_start	= start;
329 		__entry->extent_end	= (start + __entry->num_bytes);
330 	),
331 
332 	TP_printk_btrfs(
333 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
334 		"file extent range=[%llu %llu] "
335 		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
336 		"disk_num_bytes=%llu extent_offset=%llu type=%s "
337 		"compression=%u",
338 		show_root_type(__entry->root_obj), __entry->ino,
339 		__entry->isize,
340 		__entry->disk_isize, __entry->extent_start,
341 		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
342 		__entry->disk_bytenr, __entry->disk_num_bytes,
343 		__entry->extent_offset, show_fi_type(__entry->extent_type),
344 		__entry->compression)
345 );
346 
347 DECLARE_EVENT_CLASS(
348 	btrfs__file_extent_item_inline,
349 
350 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
351 		 struct btrfs_file_extent_item *fi, int slot, u64 start),
352 
353 	TP_ARGS(bi, l, fi, slot,  start),
354 
355 	TP_STRUCT__entry_btrfs(
356 		__field(	u64,	root_obj	)
357 		__field(	u64,	ino		)
358 		__field(	loff_t,	isize		)
359 		__field(	u64,	disk_isize	)
360 		__field(	u8,	extent_type	)
361 		__field(	u8,	compression	)
362 		__field(	u64,	extent_start	)
363 		__field(	u64,	extent_end	)
364 	),
365 
366 	TP_fast_assign_btrfs(
367 		bi->root->fs_info,
368 		__entry->root_obj	= bi->root->objectid;
369 		__entry->ino		= btrfs_ino(bi);
370 		__entry->isize		= bi->vfs_inode.i_size;
371 		__entry->disk_isize	= bi->disk_i_size;
372 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
373 		__entry->compression	= btrfs_file_extent_compression(l, fi);
374 		__entry->extent_start	= start;
375 		__entry->extent_end	= (start + btrfs_file_extent_inline_len(l, slot, fi));
376 	),
377 
378 	TP_printk_btrfs(
379 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
380 		"file extent range=[%llu %llu] "
381 		"extent_type=%s compression=%u",
382 		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
383 		__entry->disk_isize, __entry->extent_start,
384 		__entry->extent_end, show_fi_type(__entry->extent_type),
385 		__entry->compression)
386 );
387 
388 DEFINE_EVENT(
389 	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
390 
391 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
392 		 struct btrfs_file_extent_item *fi, u64 start),
393 
394 	TP_ARGS(bi, l, fi, start)
395 );
396 
397 DEFINE_EVENT(
398 	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
399 
400 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
401 		 struct btrfs_file_extent_item *fi, u64 start),
402 
403 	TP_ARGS(bi, l, fi, start)
404 );
405 
406 DEFINE_EVENT(
407 	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
408 
409 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
410 		 struct btrfs_file_extent_item *fi, int slot, u64 start),
411 
412 	TP_ARGS(bi, l, fi, slot, start)
413 );
414 
415 DEFINE_EVENT(
416 	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
417 
418 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
419 		 struct btrfs_file_extent_item *fi, int slot, u64 start),
420 
421 	TP_ARGS(bi, l, fi, slot, start)
422 );
423 
424 #define show_ordered_flags(flags)					   \
425 	__print_flags(flags, "|",					   \
426 		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
427 		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
428 		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
429 		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
430 		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
431 		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
432 		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
433 		{ (1 << BTRFS_ORDERED_UPDATED_ISIZE), 	"UPDATED_ISIZE"	}, \
434 		{ (1 << BTRFS_ORDERED_LOGGED_CSUM), 	"LOGGED_CSUM"	}, \
435 		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
436 
437 
438 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
439 
440 	TP_PROTO(const struct inode *inode,
441 		 const struct btrfs_ordered_extent *ordered),
442 
443 	TP_ARGS(inode, ordered),
444 
445 	TP_STRUCT__entry_btrfs(
446 		__field(	u64,  ino		)
447 		__field(	u64,  file_offset	)
448 		__field(	u64,  start		)
449 		__field(	u64,  len		)
450 		__field(	u64,  disk_len		)
451 		__field(	u64,  bytes_left	)
452 		__field(	unsigned long,  flags	)
453 		__field(	int,  compress_type	)
454 		__field(	int,  refs		)
455 		__field(	u64,  root_objectid	)
456 		__field(	u64,  truncated_len	)
457 	),
458 
459 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
460 		__entry->ino 		= btrfs_ino(BTRFS_I(inode));
461 		__entry->file_offset	= ordered->file_offset;
462 		__entry->start		= ordered->start;
463 		__entry->len		= ordered->len;
464 		__entry->disk_len	= ordered->disk_len;
465 		__entry->bytes_left	= ordered->bytes_left;
466 		__entry->flags		= ordered->flags;
467 		__entry->compress_type	= ordered->compress_type;
468 		__entry->refs		= refcount_read(&ordered->refs);
469 		__entry->root_objectid	=
470 				BTRFS_I(inode)->root->root_key.objectid;
471 		__entry->truncated_len	= ordered->truncated_len;
472 	),
473 
474 	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
475 		  "start=%llu len=%llu disk_len=%llu "
476 		  "truncated_len=%llu "
477 		  "bytes_left=%llu flags=%s compress_type=%d "
478 		  "refs=%d",
479 		  show_root_type(__entry->root_objectid),
480 		  __entry->ino,
481 		  __entry->file_offset,
482 		  __entry->start,
483 		  __entry->len,
484 		  __entry->disk_len,
485 		  __entry->truncated_len,
486 		  __entry->bytes_left,
487 		  show_ordered_flags(__entry->flags),
488 		  __entry->compress_type, __entry->refs)
489 );
490 
491 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
492 
493 	TP_PROTO(const struct inode *inode,
494 		 const struct btrfs_ordered_extent *ordered),
495 
496 	TP_ARGS(inode, ordered)
497 );
498 
499 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
500 
501 	TP_PROTO(const struct inode *inode,
502 		 const struct btrfs_ordered_extent *ordered),
503 
504 	TP_ARGS(inode, ordered)
505 );
506 
507 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
508 
509 	TP_PROTO(const struct inode *inode,
510 		 const struct btrfs_ordered_extent *ordered),
511 
512 	TP_ARGS(inode, ordered)
513 );
514 
515 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
516 
517 	TP_PROTO(const struct inode *inode,
518 		 const struct btrfs_ordered_extent *ordered),
519 
520 	TP_ARGS(inode, ordered)
521 );
522 
523 DECLARE_EVENT_CLASS(btrfs__writepage,
524 
525 	TP_PROTO(const struct page *page, const struct inode *inode,
526 		 const struct writeback_control *wbc),
527 
528 	TP_ARGS(page, inode, wbc),
529 
530 	TP_STRUCT__entry_btrfs(
531 		__field(	u64,	ino			)
532 		__field(	pgoff_t,  index			)
533 		__field(	long,   nr_to_write		)
534 		__field(	long,   pages_skipped		)
535 		__field(	loff_t, range_start		)
536 		__field(	loff_t, range_end		)
537 		__field(	char,   for_kupdate		)
538 		__field(	char,   for_reclaim		)
539 		__field(	char,   range_cyclic		)
540 		__field(	pgoff_t,  writeback_index	)
541 		__field(	u64,    root_objectid		)
542 	),
543 
544 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
545 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
546 		__entry->index		= page->index;
547 		__entry->nr_to_write	= wbc->nr_to_write;
548 		__entry->pages_skipped	= wbc->pages_skipped;
549 		__entry->range_start	= wbc->range_start;
550 		__entry->range_end	= wbc->range_end;
551 		__entry->for_kupdate	= wbc->for_kupdate;
552 		__entry->for_reclaim	= wbc->for_reclaim;
553 		__entry->range_cyclic	= wbc->range_cyclic;
554 		__entry->writeback_index = inode->i_mapping->writeback_index;
555 		__entry->root_objectid	=
556 				 BTRFS_I(inode)->root->root_key.objectid;
557 	),
558 
559 	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
560 		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
561 		  "range_end=%llu for_kupdate=%d "
562 		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
563 		  show_root_type(__entry->root_objectid),
564 		  __entry->ino, __entry->index,
565 		  __entry->nr_to_write, __entry->pages_skipped,
566 		  __entry->range_start, __entry->range_end,
567 		  __entry->for_kupdate,
568 		  __entry->for_reclaim, __entry->range_cyclic,
569 		  (unsigned long)__entry->writeback_index)
570 );
571 
572 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
573 
574 	TP_PROTO(const struct page *page, const struct inode *inode,
575 		 const struct writeback_control *wbc),
576 
577 	TP_ARGS(page, inode, wbc)
578 );
579 
580 TRACE_EVENT(btrfs_writepage_end_io_hook,
581 
582 	TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
583 
584 	TP_ARGS(page, start, end, uptodate),
585 
586 	TP_STRUCT__entry_btrfs(
587 		__field(	u64,	 ino		)
588 		__field(	pgoff_t, index		)
589 		__field(	u64,	 start		)
590 		__field(	u64,	 end		)
591 		__field(	int,	 uptodate	)
592 		__field(	u64,    root_objectid	)
593 	),
594 
595 	TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
596 		__entry->ino	= btrfs_ino(BTRFS_I(page->mapping->host));
597 		__entry->index	= page->index;
598 		__entry->start	= start;
599 		__entry->end	= end;
600 		__entry->uptodate = uptodate;
601 		__entry->root_objectid	=
602 			 BTRFS_I(page->mapping->host)->root->root_key.objectid;
603 	),
604 
605 	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu start=%llu "
606 		  "end=%llu uptodate=%d",
607 		  show_root_type(__entry->root_objectid),
608 		  __entry->ino, (unsigned long)__entry->index,
609 		  __entry->start,
610 		  __entry->end, __entry->uptodate)
611 );
612 
613 TRACE_EVENT(btrfs_sync_file,
614 
615 	TP_PROTO(const struct file *file, int datasync),
616 
617 	TP_ARGS(file, datasync),
618 
619 	TP_STRUCT__entry_btrfs(
620 		__field(	u64,	ino		)
621 		__field(	u64,	parent		)
622 		__field(	int,    datasync	)
623 		__field(	u64,    root_objectid	)
624 	),
625 
626 	TP_fast_assign(
627 		const struct dentry *dentry = file->f_path.dentry;
628 		const struct inode *inode = d_inode(dentry);
629 
630 		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
631 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
632 		__entry->parent		= btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
633 		__entry->datasync	= datasync;
634 		__entry->root_objectid	=
635 				 BTRFS_I(inode)->root->root_key.objectid;
636 	),
637 
638 	TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
639 		  show_root_type(__entry->root_objectid),
640 		  __entry->ino,
641 		  __entry->parent,
642 		  __entry->datasync)
643 );
644 
645 TRACE_EVENT(btrfs_sync_fs,
646 
647 	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
648 
649 	TP_ARGS(fs_info, wait),
650 
651 	TP_STRUCT__entry_btrfs(
652 		__field(	int,  wait		)
653 	),
654 
655 	TP_fast_assign_btrfs(fs_info,
656 		__entry->wait	= wait;
657 	),
658 
659 	TP_printk_btrfs("wait=%d", __entry->wait)
660 );
661 
662 TRACE_EVENT(btrfs_add_block_group,
663 
664 	TP_PROTO(const struct btrfs_fs_info *fs_info,
665 		 const struct btrfs_block_group_cache *block_group, int create),
666 
667 	TP_ARGS(fs_info, block_group, create),
668 
669 	TP_STRUCT__entry_btrfs(
670 		__field(	u64,	offset			)
671 		__field(	u64,	size			)
672 		__field(	u64,	flags			)
673 		__field(	u64,	bytes_used		)
674 		__field(	u64,	bytes_super		)
675 		__field(	int,	create			)
676 	),
677 
678 	TP_fast_assign_btrfs(fs_info,
679 		__entry->offset		= block_group->key.objectid;
680 		__entry->size		= block_group->key.offset;
681 		__entry->flags		= block_group->flags;
682 		__entry->bytes_used	=
683 			btrfs_block_group_used(&block_group->item);
684 		__entry->bytes_super	= block_group->bytes_super;
685 		__entry->create		= create;
686 	),
687 
688 	TP_printk_btrfs("block_group offset=%llu size=%llu "
689 		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
690 		  "create=%d",
691 		  __entry->offset,
692 		  __entry->size,
693 		  __entry->flags,
694 		  __print_flags((unsigned long)__entry->flags, "|",
695 				BTRFS_GROUP_FLAGS),
696 		  __entry->bytes_used,
697 		  __entry->bytes_super, __entry->create)
698 );
699 
700 #define show_ref_action(action)						\
701 	__print_symbolic(action,					\
702 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
703 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
704 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
705 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
706 
707 
708 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
709 
710 	TP_PROTO(const struct btrfs_fs_info *fs_info,
711 		 const struct btrfs_delayed_ref_node *ref,
712 		 const struct btrfs_delayed_tree_ref *full_ref,
713 		 int action),
714 
715 	TP_ARGS(fs_info, ref, full_ref, action),
716 
717 	TP_STRUCT__entry_btrfs(
718 		__field(	u64,  bytenr		)
719 		__field(	u64,  num_bytes		)
720 		__field(	int,  action		)
721 		__field(	u64,  parent		)
722 		__field(	u64,  ref_root		)
723 		__field(	int,  level		)
724 		__field(	int,  type		)
725 		__field(	u64,  seq		)
726 	),
727 
728 	TP_fast_assign_btrfs(fs_info,
729 		__entry->bytenr		= ref->bytenr;
730 		__entry->num_bytes	= ref->num_bytes;
731 		__entry->action		= action;
732 		__entry->parent		= full_ref->parent;
733 		__entry->ref_root	= full_ref->root;
734 		__entry->level		= full_ref->level;
735 		__entry->type		= ref->type;
736 		__entry->seq		= ref->seq;
737 	),
738 
739 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
740 		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
741 		  "type=%s seq=%llu",
742 		  __entry->bytenr,
743 		  __entry->num_bytes,
744 		  show_ref_action(__entry->action),
745 		  show_root_type(__entry->parent),
746 		  show_root_type(__entry->ref_root),
747 		  __entry->level, show_ref_type(__entry->type),
748 		  __entry->seq)
749 );
750 
751 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
752 
753 	TP_PROTO(const struct btrfs_fs_info *fs_info,
754 		 const struct btrfs_delayed_ref_node *ref,
755 		 const struct btrfs_delayed_tree_ref *full_ref,
756 		 int action),
757 
758 	TP_ARGS(fs_info, ref, full_ref, action)
759 );
760 
761 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
762 
763 	TP_PROTO(const struct btrfs_fs_info *fs_info,
764 		 const struct btrfs_delayed_ref_node *ref,
765 		 const struct btrfs_delayed_tree_ref *full_ref,
766 		 int action),
767 
768 	TP_ARGS(fs_info, ref, full_ref, action)
769 );
770 
771 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
772 
773 	TP_PROTO(const struct btrfs_fs_info *fs_info,
774 		 const struct btrfs_delayed_ref_node *ref,
775 		 const struct btrfs_delayed_data_ref *full_ref,
776 		 int action),
777 
778 	TP_ARGS(fs_info, ref, full_ref, action),
779 
780 	TP_STRUCT__entry_btrfs(
781 		__field(	u64,  bytenr		)
782 		__field(	u64,  num_bytes		)
783 		__field(	int,  action		)
784 		__field(	u64,  parent		)
785 		__field(	u64,  ref_root		)
786 		__field(	u64,  owner		)
787 		__field(	u64,  offset		)
788 		__field(	int,  type		)
789 		__field(	u64,  seq		)
790 	),
791 
792 	TP_fast_assign_btrfs(fs_info,
793 		__entry->bytenr		= ref->bytenr;
794 		__entry->num_bytes	= ref->num_bytes;
795 		__entry->action		= action;
796 		__entry->parent		= full_ref->parent;
797 		__entry->ref_root	= full_ref->root;
798 		__entry->owner		= full_ref->objectid;
799 		__entry->offset		= full_ref->offset;
800 		__entry->type		= ref->type;
801 		__entry->seq		= ref->seq;
802 	),
803 
804 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
805 		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
806 		  "offset=%llu type=%s seq=%llu",
807 		  __entry->bytenr,
808 		  __entry->num_bytes,
809 		  show_ref_action(__entry->action),
810 		  show_root_type(__entry->parent),
811 		  show_root_type(__entry->ref_root),
812 		  __entry->owner,
813 		  __entry->offset,
814 		  show_ref_type(__entry->type),
815 		  __entry->seq)
816 );
817 
818 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
819 
820 	TP_PROTO(const struct btrfs_fs_info *fs_info,
821 		 const struct btrfs_delayed_ref_node *ref,
822 		 const struct btrfs_delayed_data_ref *full_ref,
823 		 int action),
824 
825 	TP_ARGS(fs_info, ref, full_ref, action)
826 );
827 
828 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
829 
830 	TP_PROTO(const struct btrfs_fs_info *fs_info,
831 		 const struct btrfs_delayed_ref_node *ref,
832 		 const struct btrfs_delayed_data_ref *full_ref,
833 		 int action),
834 
835 	TP_ARGS(fs_info, ref, full_ref, action)
836 );
837 
838 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
839 
840 	TP_PROTO(const struct btrfs_fs_info *fs_info,
841 		 const struct btrfs_delayed_ref_head *head_ref,
842 		 int action),
843 
844 	TP_ARGS(fs_info, head_ref, action),
845 
846 	TP_STRUCT__entry_btrfs(
847 		__field(	u64,  bytenr		)
848 		__field(	u64,  num_bytes		)
849 		__field(	int,  action		)
850 		__field(	int,  is_data		)
851 	),
852 
853 	TP_fast_assign_btrfs(fs_info,
854 		__entry->bytenr		= head_ref->bytenr;
855 		__entry->num_bytes	= head_ref->num_bytes;
856 		__entry->action		= action;
857 		__entry->is_data	= head_ref->is_data;
858 	),
859 
860 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
861 		  __entry->bytenr,
862 		  __entry->num_bytes,
863 		  show_ref_action(__entry->action),
864 		  __entry->is_data)
865 );
866 
867 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
868 
869 	TP_PROTO(const struct btrfs_fs_info *fs_info,
870 		 const struct btrfs_delayed_ref_head *head_ref,
871 		 int action),
872 
873 	TP_ARGS(fs_info, head_ref, action)
874 );
875 
876 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
877 
878 	TP_PROTO(const struct btrfs_fs_info *fs_info,
879 		 const struct btrfs_delayed_ref_head *head_ref,
880 		 int action),
881 
882 	TP_ARGS(fs_info, head_ref, action)
883 );
884 
885 #define show_chunk_type(type)					\
886 	__print_flags(type, "|",				\
887 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
888 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
889 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
890 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
891 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
892 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
893 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
894 		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
895 		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
896 
897 DECLARE_EVENT_CLASS(btrfs__chunk,
898 
899 	TP_PROTO(const struct btrfs_fs_info *fs_info,
900 		 const struct map_lookup *map, u64 offset, u64 size),
901 
902 	TP_ARGS(fs_info, map, offset, size),
903 
904 	TP_STRUCT__entry_btrfs(
905 		__field(	int,  num_stripes		)
906 		__field(	u64,  type			)
907 		__field(	int,  sub_stripes		)
908 		__field(	u64,  offset			)
909 		__field(	u64,  size			)
910 		__field(	u64,  root_objectid		)
911 	),
912 
913 	TP_fast_assign_btrfs(fs_info,
914 		__entry->num_stripes	= map->num_stripes;
915 		__entry->type		= map->type;
916 		__entry->sub_stripes	= map->sub_stripes;
917 		__entry->offset		= offset;
918 		__entry->size		= size;
919 		__entry->root_objectid	= fs_info->chunk_root->root_key.objectid;
920 	),
921 
922 	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
923 		  "num_stripes=%d sub_stripes=%d type=%s",
924 		  show_root_type(__entry->root_objectid),
925 		  __entry->offset,
926 		  __entry->size,
927 		  __entry->num_stripes, __entry->sub_stripes,
928 		  show_chunk_type(__entry->type))
929 );
930 
931 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
932 
933 	TP_PROTO(const struct btrfs_fs_info *fs_info,
934 		 const struct map_lookup *map, u64 offset, u64 size),
935 
936 	TP_ARGS(fs_info, map, offset, size)
937 );
938 
939 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
940 
941 	TP_PROTO(const struct btrfs_fs_info *fs_info,
942 		 const struct map_lookup *map, u64 offset, u64 size),
943 
944 	TP_ARGS(fs_info, map, offset, size)
945 );
946 
947 TRACE_EVENT(btrfs_cow_block,
948 
949 	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
950 		 const struct extent_buffer *cow),
951 
952 	TP_ARGS(root, buf, cow),
953 
954 	TP_STRUCT__entry_btrfs(
955 		__field(	u64,  root_objectid		)
956 		__field(	u64,  buf_start			)
957 		__field(	int,  refs			)
958 		__field(	u64,  cow_start			)
959 		__field(	int,  buf_level			)
960 		__field(	int,  cow_level			)
961 	),
962 
963 	TP_fast_assign_btrfs(root->fs_info,
964 		__entry->root_objectid	= root->root_key.objectid;
965 		__entry->buf_start	= buf->start;
966 		__entry->refs		= atomic_read(&buf->refs);
967 		__entry->cow_start	= cow->start;
968 		__entry->buf_level	= btrfs_header_level(buf);
969 		__entry->cow_level	= btrfs_header_level(cow);
970 	),
971 
972 	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
973 		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
974 		  show_root_type(__entry->root_objectid),
975 		  __entry->refs,
976 		  __entry->buf_start,
977 		  __entry->buf_level,
978 		  __entry->cow_start,
979 		  __entry->cow_level)
980 );
981 
982 TRACE_EVENT(btrfs_space_reservation,
983 
984 	TP_PROTO(const struct btrfs_fs_info *fs_info, char *type, u64 val,
985 		 u64 bytes, int reserve),
986 
987 	TP_ARGS(fs_info, type, val, bytes, reserve),
988 
989 	TP_STRUCT__entry_btrfs(
990 		__string(	type,	type			)
991 		__field(	u64,	val			)
992 		__field(	u64,	bytes			)
993 		__field(	int,	reserve			)
994 	),
995 
996 	TP_fast_assign_btrfs(fs_info,
997 		__assign_str(type, type);
998 		__entry->val		= val;
999 		__entry->bytes		= bytes;
1000 		__entry->reserve	= reserve;
1001 	),
1002 
1003 	TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1004 			__entry->reserve ? "reserve" : "release",
1005 			__entry->bytes)
1006 );
1007 
1008 #define show_flush_action(action)						\
1009 	__print_symbolic(action,						\
1010 		{ BTRFS_RESERVE_NO_FLUSH,	"BTRFS_RESERVE_NO_FLUSH"},	\
1011 		{ BTRFS_RESERVE_FLUSH_LIMIT,	"BTRFS_RESERVE_FLUSH_LIMIT"},	\
1012 		{ BTRFS_RESERVE_FLUSH_ALL,	"BTRFS_RESERVE_FLUSH_ALL"})
1013 
1014 TRACE_EVENT(btrfs_trigger_flush,
1015 
1016 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1017 		 int flush, char *reason),
1018 
1019 	TP_ARGS(fs_info, flags, bytes, flush, reason),
1020 
1021 	TP_STRUCT__entry_btrfs(
1022 		__field(	u64,	flags			)
1023 		__field(	u64,	bytes			)
1024 		__field(	int,	flush			)
1025 		__string(	reason,	reason			)
1026 	),
1027 
1028 	TP_fast_assign_btrfs(fs_info,
1029 		__entry->flags	= flags;
1030 		__entry->bytes	= bytes;
1031 		__entry->flush	= flush;
1032 		__assign_str(reason, reason)
1033 	),
1034 
1035 	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1036 		  __get_str(reason), __entry->flush,
1037 		  show_flush_action(__entry->flush),
1038 		  __entry->flags,
1039 		  __print_flags((unsigned long)__entry->flags, "|",
1040 				BTRFS_GROUP_FLAGS),
1041 		  __entry->bytes)
1042 );
1043 
1044 #define show_flush_state(state)							\
1045 	__print_symbolic(state,							\
1046 		{ FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR"},	\
1047 		{ FLUSH_DELAYED_ITEMS,		"FLUSH_DELAYED_ITEMS"},		\
1048 		{ FLUSH_DELALLOC,		"FLUSH_DELALLOC"},		\
1049 		{ FLUSH_DELALLOC_WAIT,		"FLUSH_DELALLOC_WAIT"},		\
1050 		{ ALLOC_CHUNK,			"ALLOC_CHUNK"},			\
1051 		{ COMMIT_TRANS,			"COMMIT_TRANS"})
1052 
1053 TRACE_EVENT(btrfs_flush_space,
1054 
1055 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1056 		 int state, int ret),
1057 
1058 	TP_ARGS(fs_info, flags, num_bytes, state, ret),
1059 
1060 	TP_STRUCT__entry_btrfs(
1061 		__field(	u64,	flags			)
1062 		__field(	u64,	num_bytes		)
1063 		__field(	int,	state			)
1064 		__field(	int,	ret			)
1065 	),
1066 
1067 	TP_fast_assign_btrfs(fs_info,
1068 		__entry->flags		=	flags;
1069 		__entry->num_bytes	=	num_bytes;
1070 		__entry->state		=	state;
1071 		__entry->ret		=	ret;
1072 	),
1073 
1074 	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d",
1075 		  __entry->state,
1076 		  show_flush_state(__entry->state),
1077 		  __entry->flags,
1078 		  __print_flags((unsigned long)__entry->flags, "|",
1079 				BTRFS_GROUP_FLAGS),
1080 		  __entry->num_bytes, __entry->ret)
1081 );
1082 
1083 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1084 
1085 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1086 
1087 	TP_ARGS(fs_info, start, len),
1088 
1089 	TP_STRUCT__entry_btrfs(
1090 		__field(	u64,  start			)
1091 		__field(	u64,  len			)
1092 	),
1093 
1094 	TP_fast_assign_btrfs(fs_info,
1095 		__entry->start		= start;
1096 		__entry->len		= len;
1097 	),
1098 
1099 	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1100 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1101 		  __entry->start,
1102 		  __entry->len)
1103 );
1104 
1105 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1106 
1107 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1108 
1109 	TP_ARGS(fs_info, start, len)
1110 );
1111 
1112 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1113 
1114 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1115 
1116 	TP_ARGS(fs_info, start, len)
1117 );
1118 
1119 TRACE_EVENT(find_free_extent,
1120 
1121 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 num_bytes,
1122 		 u64 empty_size, u64 data),
1123 
1124 	TP_ARGS(fs_info, num_bytes, empty_size, data),
1125 
1126 	TP_STRUCT__entry_btrfs(
1127 		__field(	u64,	num_bytes		)
1128 		__field(	u64,	empty_size		)
1129 		__field(	u64,	data			)
1130 	),
1131 
1132 	TP_fast_assign_btrfs(fs_info,
1133 		__entry->num_bytes	= num_bytes;
1134 		__entry->empty_size	= empty_size;
1135 		__entry->data		= data;
1136 	),
1137 
1138 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1139 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1140 		  __entry->num_bytes, __entry->empty_size, __entry->data,
1141 		  __print_flags((unsigned long)__entry->data, "|",
1142 				 BTRFS_GROUP_FLAGS))
1143 );
1144 
1145 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1146 
1147 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1148 		 const struct btrfs_block_group_cache *block_group, u64 start,
1149 		 u64 len),
1150 
1151 	TP_ARGS(fs_info, block_group, start, len),
1152 
1153 	TP_STRUCT__entry_btrfs(
1154 		__field(	u64,	bg_objectid		)
1155 		__field(	u64,	flags			)
1156 		__field(	u64,	start			)
1157 		__field(	u64,	len			)
1158 	),
1159 
1160 	TP_fast_assign_btrfs(fs_info,
1161 		__entry->bg_objectid	= block_group->key.objectid;
1162 		__entry->flags		= block_group->flags;
1163 		__entry->start		= start;
1164 		__entry->len		= len;
1165 	),
1166 
1167 	TP_printk_btrfs("root=%llu(%s) block_group=%llu flags=%llu(%s) "
1168 		  "start=%llu len=%llu",
1169 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1170 		  __entry->bg_objectid,
1171 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1172 						"|", BTRFS_GROUP_FLAGS),
1173 		  __entry->start, __entry->len)
1174 );
1175 
1176 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1177 
1178 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1179 		 const struct btrfs_block_group_cache *block_group, u64 start,
1180 		 u64 len),
1181 
1182 	TP_ARGS(fs_info, block_group, start, len)
1183 );
1184 
1185 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1186 
1187 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1188 		 const struct btrfs_block_group_cache *block_group, u64 start,
1189 		 u64 len),
1190 
1191 	TP_ARGS(fs_info, block_group, start, len)
1192 );
1193 
1194 TRACE_EVENT(btrfs_find_cluster,
1195 
1196 	TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
1197 		 u64 bytes, u64 empty_size, u64 min_bytes),
1198 
1199 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1200 
1201 	TP_STRUCT__entry_btrfs(
1202 		__field(	u64,	bg_objectid		)
1203 		__field(	u64,	flags			)
1204 		__field(	u64,	start			)
1205 		__field(	u64,	bytes			)
1206 		__field(	u64,	empty_size		)
1207 		__field(	u64,	min_bytes		)
1208 	),
1209 
1210 	TP_fast_assign_btrfs(block_group->fs_info,
1211 		__entry->bg_objectid	= block_group->key.objectid;
1212 		__entry->flags		= block_group->flags;
1213 		__entry->start		= start;
1214 		__entry->bytes		= bytes;
1215 		__entry->empty_size	= empty_size;
1216 		__entry->min_bytes	= min_bytes;
1217 	),
1218 
1219 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1220 		  "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1221 		  __entry->flags,
1222 		  __print_flags((unsigned long)__entry->flags, "|",
1223 				BTRFS_GROUP_FLAGS), __entry->start,
1224 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1225 );
1226 
1227 TRACE_EVENT(btrfs_failed_cluster_setup,
1228 
1229 	TP_PROTO(const struct btrfs_block_group_cache *block_group),
1230 
1231 	TP_ARGS(block_group),
1232 
1233 	TP_STRUCT__entry_btrfs(
1234 		__field(	u64,	bg_objectid		)
1235 	),
1236 
1237 	TP_fast_assign_btrfs(block_group->fs_info,
1238 		__entry->bg_objectid	= block_group->key.objectid;
1239 	),
1240 
1241 	TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1242 );
1243 
1244 TRACE_EVENT(btrfs_setup_cluster,
1245 
1246 	TP_PROTO(const struct btrfs_block_group_cache *block_group,
1247 		 const struct btrfs_free_cluster *cluster,
1248 		 u64 size, int bitmap),
1249 
1250 	TP_ARGS(block_group, cluster, size, bitmap),
1251 
1252 	TP_STRUCT__entry_btrfs(
1253 		__field(	u64,	bg_objectid		)
1254 		__field(	u64,	flags			)
1255 		__field(	u64,	start			)
1256 		__field(	u64,	max_size		)
1257 		__field(	u64,	size			)
1258 		__field(	int,	bitmap			)
1259 	),
1260 
1261 	TP_fast_assign_btrfs(block_group->fs_info,
1262 		__entry->bg_objectid	= block_group->key.objectid;
1263 		__entry->flags		= block_group->flags;
1264 		__entry->start		= cluster->window_start;
1265 		__entry->max_size	= cluster->max_size;
1266 		__entry->size		= size;
1267 		__entry->bitmap		= bitmap;
1268 	),
1269 
1270 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1271 		  "size=%llu max_size=%llu bitmap=%d",
1272 		  __entry->bg_objectid,
1273 		  __entry->flags,
1274 		  __print_flags((unsigned long)__entry->flags, "|",
1275 				BTRFS_GROUP_FLAGS), __entry->start,
1276 		  __entry->size, __entry->max_size, __entry->bitmap)
1277 );
1278 
1279 struct extent_state;
1280 TRACE_EVENT(alloc_extent_state,
1281 
1282 	TP_PROTO(const struct extent_state *state,
1283 		 gfp_t mask, unsigned long IP),
1284 
1285 	TP_ARGS(state, mask, IP),
1286 
1287 	TP_STRUCT__entry(
1288 		__field(const struct extent_state *, state)
1289 		__field(gfp_t, mask)
1290 		__field(unsigned long, ip)
1291 	),
1292 
1293 	TP_fast_assign(
1294 		__entry->state	= state,
1295 		__entry->mask	= mask,
1296 		__entry->ip	= IP
1297 	),
1298 
1299 	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1300 		  show_gfp_flags(__entry->mask), (const void *)__entry->ip)
1301 );
1302 
1303 TRACE_EVENT(free_extent_state,
1304 
1305 	TP_PROTO(const struct extent_state *state, unsigned long IP),
1306 
1307 	TP_ARGS(state, IP),
1308 
1309 	TP_STRUCT__entry(
1310 		__field(const struct extent_state *, state)
1311 		__field(unsigned long, ip)
1312 	),
1313 
1314 	TP_fast_assign(
1315 		__entry->state	= state,
1316 		__entry->ip = IP
1317 	),
1318 
1319 	TP_printk("state=%p caller=%pS", __entry->state,
1320 		  (const void *)__entry->ip)
1321 );
1322 
1323 DECLARE_EVENT_CLASS(btrfs__work,
1324 
1325 	TP_PROTO(const struct btrfs_work *work),
1326 
1327 	TP_ARGS(work),
1328 
1329 	TP_STRUCT__entry_btrfs(
1330 		__field(	const void *,	work			)
1331 		__field(	const void *,	wq			)
1332 		__field(	const void *,	func			)
1333 		__field(	const void *,	ordered_func		)
1334 		__field(	const void *,	ordered_free		)
1335 		__field(	const void *,	normal_work		)
1336 	),
1337 
1338 	TP_fast_assign_btrfs(btrfs_work_owner(work),
1339 		__entry->work		= work;
1340 		__entry->wq		= work->wq;
1341 		__entry->func		= work->func;
1342 		__entry->ordered_func	= work->ordered_func;
1343 		__entry->ordered_free	= work->ordered_free;
1344 		__entry->normal_work	= &work->normal_work;
1345 	),
1346 
1347 	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%pf ordered_func=%p "
1348 		  "ordered_free=%p",
1349 		  __entry->work, __entry->normal_work, __entry->wq,
1350 		   __entry->func, __entry->ordered_func, __entry->ordered_free)
1351 );
1352 
1353 /*
1354  * For situiations when the work is freed, we pass fs_info and a tag that that
1355  * matches address of the work structure so it can be paired with the
1356  * scheduling event.
1357  */
1358 DECLARE_EVENT_CLASS(btrfs__work__done,
1359 
1360 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1361 
1362 	TP_ARGS(fs_info, wtag),
1363 
1364 	TP_STRUCT__entry_btrfs(
1365 		__field(	const void *,	wtag			)
1366 	),
1367 
1368 	TP_fast_assign_btrfs(fs_info,
1369 		__entry->wtag		= wtag;
1370 	),
1371 
1372 	TP_printk_btrfs("work->%p", __entry->wtag)
1373 );
1374 
1375 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1376 
1377 	TP_PROTO(const struct btrfs_work *work),
1378 
1379 	TP_ARGS(work)
1380 );
1381 
1382 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1383 
1384 	TP_PROTO(const struct btrfs_work *work),
1385 
1386 	TP_ARGS(work)
1387 );
1388 
1389 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1390 
1391 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1392 
1393 	TP_ARGS(fs_info, wtag)
1394 );
1395 
1396 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1397 
1398 	TP_PROTO(const struct btrfs_work *work),
1399 
1400 	TP_ARGS(work)
1401 );
1402 
1403 DECLARE_EVENT_CLASS(btrfs__workqueue,
1404 
1405 	TP_PROTO(const struct __btrfs_workqueue *wq,
1406 		 const char *name, int high),
1407 
1408 	TP_ARGS(wq, name, high),
1409 
1410 	TP_STRUCT__entry_btrfs(
1411 		__field(	const void *,	wq			)
1412 		__string(	name,	name			)
1413 		__field(	int ,	high			)
1414 	),
1415 
1416 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1417 		__entry->wq		= wq;
1418 		__assign_str(name, name);
1419 		__entry->high		= high;
1420 	),
1421 
1422 	TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1423 		  __print_flags(__entry->high, "",
1424 				{(WQ_HIGHPRI),	"-high"}),
1425 		  __entry->wq)
1426 );
1427 
1428 DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1429 
1430 	TP_PROTO(const struct __btrfs_workqueue *wq,
1431 		 const char *name, int high),
1432 
1433 	TP_ARGS(wq, name, high)
1434 );
1435 
1436 DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1437 
1438 	TP_PROTO(const struct __btrfs_workqueue *wq),
1439 
1440 	TP_ARGS(wq),
1441 
1442 	TP_STRUCT__entry_btrfs(
1443 		__field(	const void *,	wq		)
1444 	),
1445 
1446 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1447 		__entry->wq		= wq;
1448 	),
1449 
1450 	TP_printk_btrfs("wq=%p", __entry->wq)
1451 );
1452 
1453 DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1454 
1455 	TP_PROTO(const struct __btrfs_workqueue *wq),
1456 
1457 	TP_ARGS(wq)
1458 );
1459 
1460 #define BTRFS_QGROUP_OPERATIONS				\
1461 	{ QGROUP_RESERVE,	"reserve"	},	\
1462 	{ QGROUP_RELEASE,	"release"	},	\
1463 	{ QGROUP_FREE,		"free"		}
1464 
1465 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1466 
1467 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1468 		 u64 reserved, int op),
1469 
1470 	TP_ARGS(inode, start, len, reserved, op),
1471 
1472 	TP_STRUCT__entry_btrfs(
1473 		__field(	u64,		rootid		)
1474 		__field(	u64,		ino		)
1475 		__field(	u64,		start		)
1476 		__field(	u64,		len		)
1477 		__field(	u64,		reserved	)
1478 		__field(	int,		op		)
1479 	),
1480 
1481 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1482 		__entry->rootid		= BTRFS_I(inode)->root->objectid;
1483 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
1484 		__entry->start		= start;
1485 		__entry->len		= len;
1486 		__entry->reserved	= reserved;
1487 		__entry->op		= op;
1488 	),
1489 
1490 	TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1491 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1492 		  __entry->reserved,
1493 		  __print_flags((unsigned long)__entry->op, "",
1494 				BTRFS_QGROUP_OPERATIONS)
1495 	)
1496 );
1497 
1498 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1499 
1500 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1501 		 u64 reserved, int op),
1502 
1503 	TP_ARGS(inode, start, len, reserved, op)
1504 );
1505 
1506 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1507 
1508 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1509 		 u64 reserved, int op),
1510 
1511 	TP_ARGS(inode, start, len, reserved, op)
1512 );
1513 
1514 DECLARE_EVENT_CLASS(btrfs__qgroup_delayed_ref,
1515 
1516 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1517 		 u64 ref_root, u64 reserved),
1518 
1519 	TP_ARGS(fs_info, ref_root, reserved),
1520 
1521 	TP_STRUCT__entry_btrfs(
1522 		__field(	u64,		ref_root	)
1523 		__field(	u64,		reserved	)
1524 	),
1525 
1526 	TP_fast_assign_btrfs(fs_info,
1527 		__entry->ref_root	= ref_root;
1528 		__entry->reserved	= reserved;
1529 	),
1530 
1531 	TP_printk_btrfs("root=%llu reserved=%llu op=free",
1532 		  __entry->ref_root, __entry->reserved)
1533 );
1534 
1535 DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref,
1536 
1537 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1538 		 u64 ref_root, u64 reserved),
1539 
1540 	TP_ARGS(fs_info, ref_root, reserved)
1541 );
1542 
1543 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1544 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1545 		 const struct btrfs_qgroup_extent_record *rec),
1546 
1547 	TP_ARGS(fs_info, rec),
1548 
1549 	TP_STRUCT__entry_btrfs(
1550 		__field(	u64,  bytenr		)
1551 		__field(	u64,  num_bytes		)
1552 	),
1553 
1554 	TP_fast_assign_btrfs(fs_info,
1555 		__entry->bytenr		= rec->bytenr,
1556 		__entry->num_bytes	= rec->num_bytes;
1557 	),
1558 
1559 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1560 		  (unsigned long long)__entry->bytenr,
1561 		  (unsigned long long)__entry->num_bytes)
1562 );
1563 
1564 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1565 
1566 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1567 		 const struct btrfs_qgroup_extent_record *rec),
1568 
1569 	TP_ARGS(fs_info, rec)
1570 );
1571 
1572 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1573 
1574 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1575 		 const struct btrfs_qgroup_extent_record *rec),
1576 
1577 	TP_ARGS(fs_info, rec)
1578 );
1579 
1580 TRACE_EVENT(btrfs_qgroup_account_extent,
1581 
1582 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 bytenr,
1583 		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1584 
1585 	TP_ARGS(fs_info, bytenr, num_bytes, nr_old_roots, nr_new_roots),
1586 
1587 	TP_STRUCT__entry_btrfs(
1588 		__field(	u64,  bytenr			)
1589 		__field(	u64,  num_bytes			)
1590 		__field(	u64,  nr_old_roots		)
1591 		__field(	u64,  nr_new_roots		)
1592 	),
1593 
1594 	TP_fast_assign_btrfs(fs_info,
1595 		__entry->bytenr		= bytenr;
1596 		__entry->num_bytes	= num_bytes;
1597 		__entry->nr_old_roots	= nr_old_roots;
1598 		__entry->nr_new_roots	= nr_new_roots;
1599 	),
1600 
1601 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu nr_old_roots=%llu "
1602 		  "nr_new_roots=%llu",
1603 		  __entry->bytenr,
1604 		  __entry->num_bytes,
1605 		  __entry->nr_old_roots,
1606 		  __entry->nr_new_roots)
1607 );
1608 
1609 TRACE_EVENT(qgroup_update_counters,
1610 
1611 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 qgid,
1612 		 u64 cur_old_count, u64 cur_new_count),
1613 
1614 	TP_ARGS(fs_info, qgid, cur_old_count, cur_new_count),
1615 
1616 	TP_STRUCT__entry_btrfs(
1617 		__field(	u64,  qgid			)
1618 		__field(	u64,  cur_old_count		)
1619 		__field(	u64,  cur_new_count		)
1620 	),
1621 
1622 	TP_fast_assign_btrfs(fs_info,
1623 		__entry->qgid		= qgid;
1624 		__entry->cur_old_count	= cur_old_count;
1625 		__entry->cur_new_count	= cur_new_count;
1626 	),
1627 
1628 	TP_printk_btrfs("qgid=%llu cur_old_count=%llu cur_new_count=%llu",
1629 		  __entry->qgid,
1630 		  __entry->cur_old_count,
1631 		  __entry->cur_new_count)
1632 );
1633 
1634 TRACE_EVENT(qgroup_update_reserve,
1635 
1636 	TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1637 		 s64 diff, int type),
1638 
1639 	TP_ARGS(fs_info, qgroup, diff, type),
1640 
1641 	TP_STRUCT__entry_btrfs(
1642 		__field(	u64,	qgid			)
1643 		__field(	u64,	cur_reserved		)
1644 		__field(	s64,	diff			)
1645 		__field(	int,	type			)
1646 	),
1647 
1648 	TP_fast_assign_btrfs(fs_info,
1649 		__entry->qgid		= qgroup->qgroupid;
1650 		__entry->cur_reserved	= qgroup->rsv.values[type];
1651 		__entry->diff		= diff;
1652 	),
1653 
1654 	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1655 		__entry->qgid, show_qgroup_rsv_type(__entry->type),
1656 		__entry->cur_reserved, __entry->diff)
1657 );
1658 
1659 TRACE_EVENT(qgroup_meta_reserve,
1660 
1661 	TP_PROTO(struct btrfs_root *root, s64 diff, int type),
1662 
1663 	TP_ARGS(root, diff, type),
1664 
1665 	TP_STRUCT__entry_btrfs(
1666 		__field(	u64,	refroot			)
1667 		__field(	s64,	diff			)
1668 		__field(	int,	type			)
1669 	),
1670 
1671 	TP_fast_assign_btrfs(root->fs_info,
1672 		__entry->refroot	= root->objectid;
1673 		__entry->diff		= diff;
1674 	),
1675 
1676 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1677 		show_root_type(__entry->refroot),
1678 		show_qgroup_rsv_type(__entry->type), __entry->diff)
1679 );
1680 
1681 TRACE_EVENT(qgroup_meta_convert,
1682 
1683 	TP_PROTO(struct btrfs_root *root, s64 diff),
1684 
1685 	TP_ARGS(root, diff),
1686 
1687 	TP_STRUCT__entry_btrfs(
1688 		__field(	u64,	refroot			)
1689 		__field(	s64,	diff			)
1690 		__field(	int,	type			)
1691 	),
1692 
1693 	TP_fast_assign_btrfs(root->fs_info,
1694 		__entry->refroot	= root->objectid;
1695 		__entry->diff		= diff;
1696 	),
1697 
1698 	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1699 		show_root_type(__entry->refroot),
1700 		show_qgroup_rsv_type(BTRFS_QGROUP_RSV_META_PREALLOC),
1701 		show_qgroup_rsv_type(BTRFS_QGROUP_RSV_META_PERTRANS),
1702 		__entry->diff)
1703 );
1704 
1705 TRACE_EVENT(qgroup_meta_free_all_pertrans,
1706 
1707 	TP_PROTO(struct btrfs_root *root),
1708 
1709 	TP_ARGS(root),
1710 
1711 	TP_STRUCT__entry_btrfs(
1712 		__field(	u64,	refroot			)
1713 		__field(	s64,	diff			)
1714 		__field(	int,	type			)
1715 	),
1716 
1717 	TP_fast_assign_btrfs(root->fs_info,
1718 		__entry->refroot	= root->objectid;
1719 		spin_lock(&root->qgroup_meta_rsv_lock);
1720 		__entry->diff		= -(s64)root->qgroup_meta_rsv_pertrans;
1721 		spin_unlock(&root->qgroup_meta_rsv_lock);
1722 		__entry->type		= BTRFS_QGROUP_RSV_META_PERTRANS;
1723 	),
1724 
1725 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1726 		show_root_type(__entry->refroot),
1727 		show_qgroup_rsv_type(__entry->type), __entry->diff)
1728 );
1729 
1730 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1731 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1732 		 const struct prelim_ref *oldref,
1733 		 const struct prelim_ref *newref, u64 tree_size),
1734 	TP_ARGS(fs_info, newref, oldref, tree_size),
1735 
1736 	TP_STRUCT__entry_btrfs(
1737 		__field(	u64,  root_id		)
1738 		__field(	u64,  objectid		)
1739 		__field(	 u8,  type		)
1740 		__field(	u64,  offset		)
1741 		__field(	int,  level		)
1742 		__field(	int,  old_count		)
1743 		__field(	u64,  parent		)
1744 		__field(	u64,  bytenr		)
1745 		__field(	int,  mod_count		)
1746 		__field(	u64,  tree_size		)
1747 	),
1748 
1749 	TP_fast_assign_btrfs(fs_info,
1750 		__entry->root_id	= oldref->root_id;
1751 		__entry->objectid	= oldref->key_for_search.objectid;
1752 		__entry->type		= oldref->key_for_search.type;
1753 		__entry->offset		= oldref->key_for_search.offset;
1754 		__entry->level		= oldref->level;
1755 		__entry->old_count	= oldref->count;
1756 		__entry->parent		= oldref->parent;
1757 		__entry->bytenr		= oldref->wanted_disk_byte;
1758 		__entry->mod_count	= newref ? newref->count : 0;
1759 		__entry->tree_size	= tree_size;
1760 	),
1761 
1762 	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1763 			__entry->root_id,
1764 			__entry->objectid, __entry->type,
1765 			__entry->offset, __entry->level,
1766 			__entry->old_count, __entry->mod_count,
1767 			__entry->old_count + __entry->mod_count,
1768 			__entry->parent,
1769 			__entry->bytenr,
1770 			__entry->tree_size)
1771 );
1772 
1773 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1774 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1775 		 const struct prelim_ref *oldref,
1776 		 const struct prelim_ref *newref, u64 tree_size),
1777 	TP_ARGS(fs_info, oldref, newref, tree_size)
1778 );
1779 
1780 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1781 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1782 		 const struct prelim_ref *oldref,
1783 		 const struct prelim_ref *newref, u64 tree_size),
1784 	TP_ARGS(fs_info, oldref, newref, tree_size)
1785 );
1786 
1787 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1788 	TP_PROTO(struct btrfs_root *root, u64 ino, int mod),
1789 
1790 	TP_ARGS(root, ino, mod),
1791 
1792 	TP_STRUCT__entry_btrfs(
1793 		__field(	u64, root_objectid	)
1794 		__field(	u64, ino		)
1795 		__field(	int, mod		)
1796 	),
1797 
1798 	TP_fast_assign_btrfs(root->fs_info,
1799 		__entry->root_objectid	= root->objectid;
1800 		__entry->ino		= ino;
1801 		__entry->mod		= mod;
1802 	),
1803 
1804 	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1805 			show_root_type(__entry->root_objectid),
1806 			__entry->ino, __entry->mod)
1807 );
1808 #endif /* _TRACE_BTRFS_H */
1809 
1810 /* This part must be outside protection */
1811 #include <trace/define_trace.h>
1812