xref: /openbmc/linux/include/trace/events/btrfs.h (revision 64ee4e75)
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,	"META"	})
78 
79 #define BTRFS_GROUP_FLAGS	\
80 	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
81 	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
82 	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
83 	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
84 	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
85 	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
86 	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
87 	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
88 	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}
89 
90 #define BTRFS_FSID_SIZE 16
91 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
92 
93 #define TP_fast_assign_fsid(fs_info)					\
94 	memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE)
95 
96 #define TP_STRUCT__entry_btrfs(args...)					\
97 	TP_STRUCT__entry(						\
98 		TP_STRUCT__entry_fsid					\
99 		args)
100 #define TP_fast_assign_btrfs(fs_info, args...)				\
101 	TP_fast_assign(							\
102 		TP_fast_assign_fsid(fs_info);				\
103 		args)
104 #define TP_printk_btrfs(fmt, args...) \
105 	TP_printk("%pU: " fmt, __entry->fsid, args)
106 
107 TRACE_EVENT(btrfs_transaction_commit,
108 
109 	TP_PROTO(const struct btrfs_root *root),
110 
111 	TP_ARGS(root),
112 
113 	TP_STRUCT__entry_btrfs(
114 		__field(	u64,  generation		)
115 		__field(	u64,  root_objectid		)
116 	),
117 
118 	TP_fast_assign_btrfs(root->fs_info,
119 		__entry->generation	= root->fs_info->generation;
120 		__entry->root_objectid	= root->root_key.objectid;
121 	),
122 
123 	TP_printk_btrfs("root = %llu(%s), gen = %llu",
124 		  show_root_type(__entry->root_objectid),
125 		  (unsigned long long)__entry->generation)
126 );
127 
128 DECLARE_EVENT_CLASS(btrfs__inode,
129 
130 	TP_PROTO(const struct inode *inode),
131 
132 	TP_ARGS(inode),
133 
134 	TP_STRUCT__entry_btrfs(
135 		__field(	ino_t,  ino			)
136 		__field(	blkcnt_t,  blocks		)
137 		__field(	u64,  disk_i_size		)
138 		__field(	u64,  generation		)
139 		__field(	u64,  last_trans		)
140 		__field(	u64,  logged_trans		)
141 		__field(	u64,  root_objectid		)
142 	),
143 
144 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
145 		__entry->ino	= inode->i_ino;
146 		__entry->blocks	= inode->i_blocks;
147 		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
148 		__entry->generation = BTRFS_I(inode)->generation;
149 		__entry->last_trans = BTRFS_I(inode)->last_trans;
150 		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
151 		__entry->root_objectid =
152 				BTRFS_I(inode)->root->root_key.objectid;
153 	),
154 
155 	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%lu blocks=%llu "
156 		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
157 		  show_root_type(__entry->root_objectid),
158 		  (unsigned long long)__entry->generation,
159 		  (unsigned long)__entry->ino,
160 		  (unsigned long long)__entry->blocks,
161 		  (unsigned long long)__entry->disk_i_size,
162 		  (unsigned long long)__entry->last_trans,
163 		  (unsigned long long)__entry->logged_trans)
164 );
165 
166 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
167 
168 	TP_PROTO(const struct inode *inode),
169 
170 	TP_ARGS(inode)
171 );
172 
173 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
174 
175 	TP_PROTO(const struct inode *inode),
176 
177 	TP_ARGS(inode)
178 );
179 
180 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
181 
182 	TP_PROTO(const struct inode *inode),
183 
184 	TP_ARGS(inode)
185 );
186 
187 #define __show_map_type(type)						\
188 	__print_symbolic_u64(type,					\
189 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
190 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
191 		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
192 		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})
193 
194 #define show_map_type(type)			\
195 	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
196 
197 #define show_map_flags(flag)						\
198 	__print_flags(flag, "|",					\
199 		{ (1 << EXTENT_FLAG_PINNED), 		"PINNED" 	},\
200 		{ (1 << EXTENT_FLAG_COMPRESSED), 	"COMPRESSED" 	},\
201 		{ (1 << EXTENT_FLAG_PREALLOC), 		"PREALLOC" 	},\
202 		{ (1 << EXTENT_FLAG_LOGGING),	 	"LOGGING" 	},\
203 		{ (1 << EXTENT_FLAG_FILLING),	 	"FILLING" 	},\
204 		{ (1 << EXTENT_FLAG_FS_MAPPING),	"FS_MAPPING"	})
205 
206 TRACE_EVENT_CONDITION(btrfs_get_extent,
207 
208 	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
209 		 const struct extent_map *map),
210 
211 	TP_ARGS(root, inode, map),
212 
213 	TP_CONDITION(map),
214 
215 	TP_STRUCT__entry_btrfs(
216 		__field(	u64,  root_objectid	)
217 		__field(	u64,  ino		)
218 		__field(	u64,  start		)
219 		__field(	u64,  len		)
220 		__field(	u64,  orig_start	)
221 		__field(	u64,  block_start	)
222 		__field(	u64,  block_len		)
223 		__field(	unsigned long,  flags	)
224 		__field(	int,  refs		)
225 		__field(	unsigned int,  compress_type	)
226 	),
227 
228 	TP_fast_assign_btrfs(root->fs_info,
229 		__entry->root_objectid	= root->root_key.objectid;
230 		__entry->ino		= btrfs_ino(inode);
231 		__entry->start		= map->start;
232 		__entry->len		= map->len;
233 		__entry->orig_start	= map->orig_start;
234 		__entry->block_start	= map->block_start;
235 		__entry->block_len	= map->block_len;
236 		__entry->flags		= map->flags;
237 		__entry->refs		= refcount_read(&map->refs);
238 		__entry->compress_type	= map->compress_type;
239 	),
240 
241 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
242 		  "orig_start=%llu block_start=%llu(%s) "
243 		  "block_len=%llu flags=%s refs=%u "
244 		  "compress_type=%u",
245 		  show_root_type(__entry->root_objectid),
246 		  (unsigned long long)__entry->ino,
247 		  (unsigned long long)__entry->start,
248 		  (unsigned long long)__entry->len,
249 		  (unsigned long long)__entry->orig_start,
250 		  show_map_type(__entry->block_start),
251 		  (unsigned long long)__entry->block_len,
252 		  show_map_flags(__entry->flags),
253 		  __entry->refs, __entry->compress_type)
254 );
255 
256 TRACE_EVENT(btrfs_handle_em_exist,
257 
258 	TP_PROTO(const struct extent_map *existing, const struct extent_map *map, u64 start, u64 len),
259 
260 	TP_ARGS(existing, map, start, len),
261 
262 	TP_STRUCT__entry(
263 		__field(	u64,  e_start		)
264 		__field(	u64,  e_len		)
265 		__field(	u64,  map_start		)
266 		__field(	u64,  map_len		)
267 		__field(	u64,  start		)
268 		__field(	u64,  len		)
269 	),
270 
271 	TP_fast_assign(
272 		__entry->e_start	= existing->start;
273 		__entry->e_len		= existing->len;
274 		__entry->map_start	= map->start;
275 		__entry->map_len	= map->len;
276 		__entry->start		= start;
277 		__entry->len		= len;
278 	),
279 
280 	TP_printk("start=%llu len=%llu "
281 		  "existing(start=%llu len=%llu) "
282 		  "em(start=%llu len=%llu)",
283 		  (unsigned long long)__entry->start,
284 		  (unsigned long long)__entry->len,
285 		  (unsigned long long)__entry->e_start,
286 		  (unsigned long long)__entry->e_len,
287 		  (unsigned long long)__entry->map_start,
288 		  (unsigned long long)__entry->map_len)
289 );
290 
291 /* file extent item */
292 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
293 
294 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
295 		 struct btrfs_file_extent_item *fi, u64 start),
296 
297 	TP_ARGS(bi, l, fi, start),
298 
299 	TP_STRUCT__entry_btrfs(
300 		__field(	u64,	root_obj	)
301 		__field(	u64,	ino		)
302 		__field(	loff_t,	isize		)
303 		__field(	u64,	disk_isize	)
304 		__field(	u64,	num_bytes	)
305 		__field(	u64,	ram_bytes	)
306 		__field(	u64,	disk_bytenr	)
307 		__field(	u64,	disk_num_bytes	)
308 		__field(	u64,	extent_offset	)
309 		__field(	u8,	extent_type	)
310 		__field(	u8,	compression	)
311 		__field(	u64,	extent_start	)
312 		__field(	u64,	extent_end	)
313 	),
314 
315 	TP_fast_assign_btrfs(bi->root->fs_info,
316 		__entry->root_obj	= bi->root->objectid;
317 		__entry->ino		= btrfs_ino(bi);
318 		__entry->isize		= bi->vfs_inode.i_size;
319 		__entry->disk_isize	= bi->disk_i_size;
320 		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
321 		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
322 		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
323 		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
324 		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
325 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
326 		__entry->compression	= btrfs_file_extent_compression(l, fi);
327 		__entry->extent_start	= start;
328 		__entry->extent_end	= (start + __entry->num_bytes);
329 	),
330 
331 	TP_printk_btrfs(
332 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
333 		"file extent range=[%llu %llu] "
334 		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
335 		"disk_num_bytes=%llu extent_offset=%llu type=%s "
336 		"compression=%u",
337 		show_root_type(__entry->root_obj), __entry->ino,
338 		__entry->isize,
339 		__entry->disk_isize, __entry->extent_start,
340 		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
341 		__entry->disk_bytenr, __entry->disk_num_bytes,
342 		__entry->extent_offset, show_fi_type(__entry->extent_type),
343 		__entry->compression)
344 );
345 
346 DECLARE_EVENT_CLASS(
347 	btrfs__file_extent_item_inline,
348 
349 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
350 		 struct btrfs_file_extent_item *fi, int slot, u64 start),
351 
352 	TP_ARGS(bi, l, fi, slot,  start),
353 
354 	TP_STRUCT__entry_btrfs(
355 		__field(	u64,	root_obj	)
356 		__field(	u64,	ino		)
357 		__field(	loff_t,	isize		)
358 		__field(	u64,	disk_isize	)
359 		__field(	u8,	extent_type	)
360 		__field(	u8,	compression	)
361 		__field(	u64,	extent_start	)
362 		__field(	u64,	extent_end	)
363 	),
364 
365 	TP_fast_assign_btrfs(
366 		bi->root->fs_info,
367 		__entry->root_obj	= bi->root->objectid;
368 		__entry->ino		= btrfs_ino(bi);
369 		__entry->isize		= bi->vfs_inode.i_size;
370 		__entry->disk_isize	= bi->disk_i_size;
371 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
372 		__entry->compression	= btrfs_file_extent_compression(l, fi);
373 		__entry->extent_start	= start;
374 		__entry->extent_end	= (start + btrfs_file_extent_inline_len(l, slot, fi));
375 	),
376 
377 	TP_printk_btrfs(
378 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
379 		"file extent range=[%llu %llu] "
380 		"extent_type=%s compression=%u",
381 		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
382 		__entry->disk_isize, __entry->extent_start,
383 		__entry->extent_end, show_fi_type(__entry->extent_type),
384 		__entry->compression)
385 );
386 
387 DEFINE_EVENT(
388 	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
389 
390 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
391 		 struct btrfs_file_extent_item *fi, u64 start),
392 
393 	TP_ARGS(bi, l, fi, start)
394 );
395 
396 DEFINE_EVENT(
397 	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
398 
399 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
400 		 struct btrfs_file_extent_item *fi, u64 start),
401 
402 	TP_ARGS(bi, l, fi, start)
403 );
404 
405 DEFINE_EVENT(
406 	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
407 
408 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
409 		 struct btrfs_file_extent_item *fi, int slot, u64 start),
410 
411 	TP_ARGS(bi, l, fi, slot, start)
412 );
413 
414 DEFINE_EVENT(
415 	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
416 
417 	TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
418 		 struct btrfs_file_extent_item *fi, int slot, u64 start),
419 
420 	TP_ARGS(bi, l, fi, slot, start)
421 );
422 
423 #define show_ordered_flags(flags)					   \
424 	__print_flags(flags, "|",					   \
425 		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
426 		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
427 		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
428 		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
429 		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
430 		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
431 		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
432 		{ (1 << BTRFS_ORDERED_UPDATED_ISIZE), 	"UPDATED_ISIZE"	}, \
433 		{ (1 << BTRFS_ORDERED_LOGGED_CSUM), 	"LOGGED_CSUM"	}, \
434 		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
435 
436 
437 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
438 
439 	TP_PROTO(const struct inode *inode,
440 		 const struct btrfs_ordered_extent *ordered),
441 
442 	TP_ARGS(inode, ordered),
443 
444 	TP_STRUCT__entry_btrfs(
445 		__field(	ino_t,  ino		)
446 		__field(	u64,  file_offset	)
447 		__field(	u64,  start		)
448 		__field(	u64,  len		)
449 		__field(	u64,  disk_len		)
450 		__field(	u64,  bytes_left	)
451 		__field(	unsigned long,  flags	)
452 		__field(	int,  compress_type	)
453 		__field(	int,  refs		)
454 		__field(	u64,  root_objectid	)
455 		__field(	u64,  truncated_len	)
456 	),
457 
458 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
459 		__entry->ino 		= inode->i_ino;
460 		__entry->file_offset	= ordered->file_offset;
461 		__entry->start		= ordered->start;
462 		__entry->len		= ordered->len;
463 		__entry->disk_len	= ordered->disk_len;
464 		__entry->bytes_left	= ordered->bytes_left;
465 		__entry->flags		= ordered->flags;
466 		__entry->compress_type	= ordered->compress_type;
467 		__entry->refs		= refcount_read(&ordered->refs);
468 		__entry->root_objectid	=
469 				BTRFS_I(inode)->root->root_key.objectid;
470 		__entry->truncated_len	= ordered->truncated_len;
471 	),
472 
473 	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
474 		  "start=%llu len=%llu disk_len=%llu "
475 		  "truncated_len=%llu "
476 		  "bytes_left=%llu flags=%s compress_type=%d "
477 		  "refs=%d",
478 		  show_root_type(__entry->root_objectid),
479 		  (unsigned long long)__entry->ino,
480 		  (unsigned long long)__entry->file_offset,
481 		  (unsigned long long)__entry->start,
482 		  (unsigned long long)__entry->len,
483 		  (unsigned long long)__entry->disk_len,
484 		  (unsigned long long)__entry->truncated_len,
485 		  (unsigned long long)__entry->bytes_left,
486 		  show_ordered_flags(__entry->flags),
487 		  __entry->compress_type, __entry->refs)
488 );
489 
490 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
491 
492 	TP_PROTO(const struct inode *inode,
493 		 const struct btrfs_ordered_extent *ordered),
494 
495 	TP_ARGS(inode, ordered)
496 );
497 
498 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
499 
500 	TP_PROTO(const struct inode *inode,
501 		 const struct btrfs_ordered_extent *ordered),
502 
503 	TP_ARGS(inode, ordered)
504 );
505 
506 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
507 
508 	TP_PROTO(const struct inode *inode,
509 		 const struct btrfs_ordered_extent *ordered),
510 
511 	TP_ARGS(inode, ordered)
512 );
513 
514 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
515 
516 	TP_PROTO(const struct inode *inode,
517 		 const struct btrfs_ordered_extent *ordered),
518 
519 	TP_ARGS(inode, ordered)
520 );
521 
522 DECLARE_EVENT_CLASS(btrfs__writepage,
523 
524 	TP_PROTO(const struct page *page, const struct inode *inode,
525 		 const struct writeback_control *wbc),
526 
527 	TP_ARGS(page, inode, wbc),
528 
529 	TP_STRUCT__entry_btrfs(
530 		__field(	ino_t,  ino			)
531 		__field(	pgoff_t,  index			)
532 		__field(	long,   nr_to_write		)
533 		__field(	long,   pages_skipped		)
534 		__field(	loff_t, range_start		)
535 		__field(	loff_t, range_end		)
536 		__field(	char,   for_kupdate		)
537 		__field(	char,   for_reclaim		)
538 		__field(	char,   range_cyclic		)
539 		__field(	pgoff_t,  writeback_index	)
540 		__field(	u64,    root_objectid		)
541 	),
542 
543 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
544 		__entry->ino		= inode->i_ino;
545 		__entry->index		= page->index;
546 		__entry->nr_to_write	= wbc->nr_to_write;
547 		__entry->pages_skipped	= wbc->pages_skipped;
548 		__entry->range_start	= wbc->range_start;
549 		__entry->range_end	= wbc->range_end;
550 		__entry->for_kupdate	= wbc->for_kupdate;
551 		__entry->for_reclaim	= wbc->for_reclaim;
552 		__entry->range_cyclic	= wbc->range_cyclic;
553 		__entry->writeback_index = inode->i_mapping->writeback_index;
554 		__entry->root_objectid	=
555 				 BTRFS_I(inode)->root->root_key.objectid;
556 	),
557 
558 	TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu "
559 		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
560 		  "range_end=%llu for_kupdate=%d "
561 		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
562 		  show_root_type(__entry->root_objectid),
563 		  (unsigned long)__entry->ino, __entry->index,
564 		  __entry->nr_to_write, __entry->pages_skipped,
565 		  __entry->range_start, __entry->range_end,
566 		  __entry->for_kupdate,
567 		  __entry->for_reclaim, __entry->range_cyclic,
568 		  (unsigned long)__entry->writeback_index)
569 );
570 
571 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
572 
573 	TP_PROTO(const struct page *page, const struct inode *inode,
574 		 const struct writeback_control *wbc),
575 
576 	TP_ARGS(page, inode, wbc)
577 );
578 
579 TRACE_EVENT(btrfs_writepage_end_io_hook,
580 
581 	TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
582 
583 	TP_ARGS(page, start, end, uptodate),
584 
585 	TP_STRUCT__entry_btrfs(
586 		__field(	ino_t,	 ino		)
587 		__field(	pgoff_t, index		)
588 		__field(	u64,	 start		)
589 		__field(	u64,	 end		)
590 		__field(	int,	 uptodate	)
591 		__field(	u64,    root_objectid	)
592 	),
593 
594 	TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
595 		__entry->ino	= page->mapping->host->i_ino;
596 		__entry->index	= page->index;
597 		__entry->start	= start;
598 		__entry->end	= end;
599 		__entry->uptodate = uptodate;
600 		__entry->root_objectid	=
601 			 BTRFS_I(page->mapping->host)->root->root_key.objectid;
602 	),
603 
604 	TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu start=%llu "
605 		  "end=%llu uptodate=%d",
606 		  show_root_type(__entry->root_objectid),
607 		  (unsigned long)__entry->ino, (unsigned long)__entry->index,
608 		  (unsigned long long)__entry->start,
609 		  (unsigned long long)__entry->end, __entry->uptodate)
610 );
611 
612 TRACE_EVENT(btrfs_sync_file,
613 
614 	TP_PROTO(const struct file *file, int datasync),
615 
616 	TP_ARGS(file, datasync),
617 
618 	TP_STRUCT__entry_btrfs(
619 		__field(	ino_t,  ino		)
620 		__field(	ino_t,  parent		)
621 		__field(	int,    datasync	)
622 		__field(	u64,    root_objectid	)
623 	),
624 
625 	TP_fast_assign(
626 		const struct dentry *dentry = file->f_path.dentry;
627 		const struct inode *inode = d_inode(dentry);
628 
629 		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
630 		__entry->ino		= inode->i_ino;
631 		__entry->parent		= d_inode(dentry->d_parent)->i_ino;
632 		__entry->datasync	= datasync;
633 		__entry->root_objectid	=
634 				 BTRFS_I(inode)->root->root_key.objectid;
635 	),
636 
637 	TP_printk_btrfs("root=%llu(%s) ino=%ld parent=%ld datasync=%d",
638 		  show_root_type(__entry->root_objectid),
639 		  (unsigned long)__entry->ino, (unsigned long)__entry->parent,
640 		  __entry->datasync)
641 );
642 
643 TRACE_EVENT(btrfs_sync_fs,
644 
645 	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
646 
647 	TP_ARGS(fs_info, wait),
648 
649 	TP_STRUCT__entry_btrfs(
650 		__field(	int,  wait		)
651 	),
652 
653 	TP_fast_assign_btrfs(fs_info,
654 		__entry->wait	= wait;
655 	),
656 
657 	TP_printk_btrfs("wait = %d", __entry->wait)
658 );
659 
660 TRACE_EVENT(btrfs_add_block_group,
661 
662 	TP_PROTO(const struct btrfs_fs_info *fs_info,
663 		 const struct btrfs_block_group_cache *block_group, int create),
664 
665 	TP_ARGS(fs_info, block_group, create),
666 
667 	TP_STRUCT__entry(
668 		__array(	u8,	fsid,	BTRFS_FSID_SIZE	)
669 		__field(	u64,	offset			)
670 		__field(	u64,	size			)
671 		__field(	u64,	flags			)
672 		__field(	u64,	bytes_used		)
673 		__field(	u64,	bytes_super		)
674 		__field(	int,	create			)
675 	),
676 
677 	TP_fast_assign(
678 		memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
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("%pU: block_group offset=%llu size=%llu "
689 		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
690 		  "create=%d", __entry->fsid,
691 		  (unsigned long long)__entry->offset,
692 		  (unsigned long long)__entry->size,
693 		  (unsigned long long)__entry->flags,
694 		  __print_flags((unsigned long)__entry->flags, "|",
695 				BTRFS_GROUP_FLAGS),
696 		  (unsigned long long)__entry->bytes_used,
697 		  (unsigned long long)__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 		  (unsigned long long)__entry->bytenr,
743 		  (unsigned long long)__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 		  (unsigned long long)__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 		  (unsigned long long)__entry->bytenr,
808 		  (unsigned long long)__entry->num_bytes,
809 		  show_ref_action(__entry->action),
810 		  show_root_type(__entry->parent),
811 		  show_root_type(__entry->ref_root),
812 		  (unsigned long long)__entry->owner,
813 		  (unsigned long long)__entry->offset,
814 		  show_ref_type(__entry->type),
815 		  (unsigned long long)__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 		  (unsigned long long)__entry->bytenr,
862 		  (unsigned long long)__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 		  (unsigned long long)__entry->offset,
926 		  (unsigned long long)__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 		  (unsigned long long)__entry->buf_start,
977 		  __entry->buf_level,
978 		  (unsigned long long)__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: %Lu %s %Lu", __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(
1022 		__array(	u8,	fsid,	BTRFS_FSID_SIZE	)
1023 		__field(	u64,	flags			)
1024 		__field(	u64,	bytes			)
1025 		__field(	int,	flush			)
1026 		__string(	reason,	reason			)
1027 	),
1028 
1029 	TP_fast_assign(
1030 		memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
1031 		__entry->flags	= flags;
1032 		__entry->bytes	= bytes;
1033 		__entry->flush	= flush;
1034 		__assign_str(reason, reason)
1035 	),
1036 
1037 	TP_printk("%pU: %s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1038 		  __entry->fsid, __get_str(reason), __entry->flush,
1039 		  show_flush_action(__entry->flush),
1040 		  (unsigned long long)__entry->flags,
1041 		  __print_flags((unsigned long)__entry->flags, "|",
1042 				BTRFS_GROUP_FLAGS),
1043 		  (unsigned long long)__entry->bytes)
1044 );
1045 
1046 #define show_flush_state(state)							\
1047 	__print_symbolic(state,							\
1048 		{ FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR"},	\
1049 		{ FLUSH_DELAYED_ITEMS,		"FLUSH_DELAYED_ITEMS"},		\
1050 		{ FLUSH_DELALLOC,		"FLUSH_DELALLOC"},		\
1051 		{ FLUSH_DELALLOC_WAIT,		"FLUSH_DELALLOC_WAIT"},		\
1052 		{ ALLOC_CHUNK,			"ALLOC_CHUNK"},			\
1053 		{ COMMIT_TRANS,			"COMMIT_TRANS"})
1054 
1055 TRACE_EVENT(btrfs_flush_space,
1056 
1057 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1058 		 int state, int ret),
1059 
1060 	TP_ARGS(fs_info, flags, num_bytes, state, ret),
1061 
1062 	TP_STRUCT__entry(
1063 		__array(	u8,	fsid,	BTRFS_FSID_SIZE	)
1064 		__field(	u64,	flags			)
1065 		__field(	u64,	num_bytes		)
1066 		__field(	int,	state			)
1067 		__field(	int,	ret			)
1068 	),
1069 
1070 	TP_fast_assign(
1071 		memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
1072 		__entry->flags		=	flags;
1073 		__entry->num_bytes	=	num_bytes;
1074 		__entry->state		=	state;
1075 		__entry->ret		=	ret;
1076 	),
1077 
1078 	TP_printk("%pU: state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d",
1079 		  __entry->fsid, __entry->state,
1080 		  show_flush_state(__entry->state),
1081 		  (unsigned long long)__entry->flags,
1082 		  __print_flags((unsigned long)__entry->flags, "|",
1083 				BTRFS_GROUP_FLAGS),
1084 		  (unsigned long long)__entry->num_bytes, __entry->ret)
1085 );
1086 
1087 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1088 
1089 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1090 
1091 	TP_ARGS(fs_info, start, len),
1092 
1093 	TP_STRUCT__entry_btrfs(
1094 		__field(	u64,  start			)
1095 		__field(	u64,  len			)
1096 	),
1097 
1098 	TP_fast_assign_btrfs(fs_info,
1099 		__entry->start		= start;
1100 		__entry->len		= len;
1101 	),
1102 
1103 	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1104 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1105 		  (unsigned long long)__entry->start,
1106 		  (unsigned long long)__entry->len)
1107 );
1108 
1109 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1110 
1111 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1112 
1113 	TP_ARGS(fs_info, start, len)
1114 );
1115 
1116 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1117 
1118 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1119 
1120 	TP_ARGS(fs_info, start, len)
1121 );
1122 
1123 TRACE_EVENT(find_free_extent,
1124 
1125 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 num_bytes,
1126 		 u64 empty_size, u64 data),
1127 
1128 	TP_ARGS(fs_info, num_bytes, empty_size, data),
1129 
1130 	TP_STRUCT__entry_btrfs(
1131 		__field(	u64,	num_bytes		)
1132 		__field(	u64,	empty_size		)
1133 		__field(	u64,	data			)
1134 	),
1135 
1136 	TP_fast_assign_btrfs(fs_info,
1137 		__entry->num_bytes	= num_bytes;
1138 		__entry->empty_size	= empty_size;
1139 		__entry->data		= data;
1140 	),
1141 
1142 	TP_printk_btrfs("root=%Lu(%s) len=%Lu empty_size=%Lu flags=%Lu(%s)",
1143 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1144 		  __entry->num_bytes, __entry->empty_size, __entry->data,
1145 		  __print_flags((unsigned long)__entry->data, "|",
1146 				 BTRFS_GROUP_FLAGS))
1147 );
1148 
1149 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
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 	TP_STRUCT__entry_btrfs(
1158 		__field(	u64,	bg_objectid		)
1159 		__field(	u64,	flags			)
1160 		__field(	u64,	start			)
1161 		__field(	u64,	len			)
1162 	),
1163 
1164 	TP_fast_assign_btrfs(fs_info,
1165 		__entry->bg_objectid	= block_group->key.objectid;
1166 		__entry->flags		= block_group->flags;
1167 		__entry->start		= start;
1168 		__entry->len		= len;
1169 	),
1170 
1171 	TP_printk_btrfs("root=%Lu(%s) block_group=%Lu flags=%Lu(%s) "
1172 		  "start=%Lu len=%Lu",
1173 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1174 		  __entry->bg_objectid,
1175 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1176 						"|", BTRFS_GROUP_FLAGS),
1177 		  __entry->start, __entry->len)
1178 );
1179 
1180 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1181 
1182 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1183 		 const struct btrfs_block_group_cache *block_group, u64 start,
1184 		 u64 len),
1185 
1186 	TP_ARGS(fs_info, block_group, start, len)
1187 );
1188 
1189 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1190 
1191 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1192 		 const struct btrfs_block_group_cache *block_group, u64 start,
1193 		 u64 len),
1194 
1195 	TP_ARGS(fs_info, block_group, start, len)
1196 );
1197 
1198 TRACE_EVENT(btrfs_find_cluster,
1199 
1200 	TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
1201 		 u64 bytes, u64 empty_size, u64 min_bytes),
1202 
1203 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1204 
1205 	TP_STRUCT__entry_btrfs(
1206 		__field(	u64,	bg_objectid		)
1207 		__field(	u64,	flags			)
1208 		__field(	u64,	start			)
1209 		__field(	u64,	bytes			)
1210 		__field(	u64,	empty_size		)
1211 		__field(	u64,	min_bytes		)
1212 	),
1213 
1214 	TP_fast_assign_btrfs(block_group->fs_info,
1215 		__entry->bg_objectid	= block_group->key.objectid;
1216 		__entry->flags		= block_group->flags;
1217 		__entry->start		= start;
1218 		__entry->bytes		= bytes;
1219 		__entry->empty_size	= empty_size;
1220 		__entry->min_bytes	= min_bytes;
1221 	),
1222 
1223 	TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) start=%Lu len=%Lu "
1224 		  "empty_size=%Lu min_bytes=%Lu", __entry->bg_objectid,
1225 		  __entry->flags,
1226 		  __print_flags((unsigned long)__entry->flags, "|",
1227 				BTRFS_GROUP_FLAGS), __entry->start,
1228 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1229 );
1230 
1231 TRACE_EVENT(btrfs_failed_cluster_setup,
1232 
1233 	TP_PROTO(const struct btrfs_block_group_cache *block_group),
1234 
1235 	TP_ARGS(block_group),
1236 
1237 	TP_STRUCT__entry_btrfs(
1238 		__field(	u64,	bg_objectid		)
1239 	),
1240 
1241 	TP_fast_assign_btrfs(block_group->fs_info,
1242 		__entry->bg_objectid	= block_group->key.objectid;
1243 	),
1244 
1245 	TP_printk_btrfs("block_group=%Lu", __entry->bg_objectid)
1246 );
1247 
1248 TRACE_EVENT(btrfs_setup_cluster,
1249 
1250 	TP_PROTO(const struct btrfs_block_group_cache *block_group,
1251 		 const struct btrfs_free_cluster *cluster,
1252 		 u64 size, int bitmap),
1253 
1254 	TP_ARGS(block_group, cluster, size, bitmap),
1255 
1256 	TP_STRUCT__entry_btrfs(
1257 		__field(	u64,	bg_objectid		)
1258 		__field(	u64,	flags			)
1259 		__field(	u64,	start			)
1260 		__field(	u64,	max_size		)
1261 		__field(	u64,	size			)
1262 		__field(	int,	bitmap			)
1263 	),
1264 
1265 	TP_fast_assign_btrfs(block_group->fs_info,
1266 		__entry->bg_objectid	= block_group->key.objectid;
1267 		__entry->flags		= block_group->flags;
1268 		__entry->start		= cluster->window_start;
1269 		__entry->max_size	= cluster->max_size;
1270 		__entry->size		= size;
1271 		__entry->bitmap		= bitmap;
1272 	),
1273 
1274 	TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) window_start=%Lu "
1275 		  "size=%Lu max_size=%Lu bitmap=%d",
1276 		  __entry->bg_objectid,
1277 		  __entry->flags,
1278 		  __print_flags((unsigned long)__entry->flags, "|",
1279 				BTRFS_GROUP_FLAGS), __entry->start,
1280 		  __entry->size, __entry->max_size, __entry->bitmap)
1281 );
1282 
1283 struct extent_state;
1284 TRACE_EVENT(alloc_extent_state,
1285 
1286 	TP_PROTO(const struct extent_state *state,
1287 		 gfp_t mask, unsigned long IP),
1288 
1289 	TP_ARGS(state, mask, IP),
1290 
1291 	TP_STRUCT__entry(
1292 		__field(const struct extent_state *, state)
1293 		__field(gfp_t, mask)
1294 		__field(unsigned long, ip)
1295 	),
1296 
1297 	TP_fast_assign(
1298 		__entry->state	= state,
1299 		__entry->mask	= mask,
1300 		__entry->ip	= IP
1301 	),
1302 
1303 	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1304 		  show_gfp_flags(__entry->mask), (const void *)__entry->ip)
1305 );
1306 
1307 TRACE_EVENT(free_extent_state,
1308 
1309 	TP_PROTO(const struct extent_state *state, unsigned long IP),
1310 
1311 	TP_ARGS(state, IP),
1312 
1313 	TP_STRUCT__entry(
1314 		__field(const struct extent_state *, state)
1315 		__field(unsigned long, ip)
1316 	),
1317 
1318 	TP_fast_assign(
1319 		__entry->state	= state,
1320 		__entry->ip = IP
1321 	),
1322 
1323 	TP_printk("state=%p caller=%pS", __entry->state,
1324 		  (const void *)__entry->ip)
1325 );
1326 
1327 DECLARE_EVENT_CLASS(btrfs__work,
1328 
1329 	TP_PROTO(const struct btrfs_work *work),
1330 
1331 	TP_ARGS(work),
1332 
1333 	TP_STRUCT__entry_btrfs(
1334 		__field(	const void *,	work			)
1335 		__field(	const void *,	wq			)
1336 		__field(	const void *,	func			)
1337 		__field(	const void *,	ordered_func		)
1338 		__field(	const void *,	ordered_free		)
1339 		__field(	const void *,	normal_work		)
1340 	),
1341 
1342 	TP_fast_assign_btrfs(btrfs_work_owner(work),
1343 		__entry->work		= work;
1344 		__entry->wq		= work->wq;
1345 		__entry->func		= work->func;
1346 		__entry->ordered_func	= work->ordered_func;
1347 		__entry->ordered_free	= work->ordered_free;
1348 		__entry->normal_work	= &work->normal_work;
1349 	),
1350 
1351 	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%pf ordered_func=%p "
1352 		  "ordered_free=%p",
1353 		  __entry->work, __entry->normal_work, __entry->wq,
1354 		   __entry->func, __entry->ordered_func, __entry->ordered_free)
1355 );
1356 
1357 /*
1358  * For situiations when the work is freed, we pass fs_info and a tag that that
1359  * matches address of the work structure so it can be paired with the
1360  * scheduling event.
1361  */
1362 DECLARE_EVENT_CLASS(btrfs__work__done,
1363 
1364 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1365 
1366 	TP_ARGS(fs_info, wtag),
1367 
1368 	TP_STRUCT__entry_btrfs(
1369 		__field(	const void *,	wtag			)
1370 	),
1371 
1372 	TP_fast_assign_btrfs(fs_info,
1373 		__entry->wtag		= wtag;
1374 	),
1375 
1376 	TP_printk_btrfs("work->%p", __entry->wtag)
1377 );
1378 
1379 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1380 
1381 	TP_PROTO(const struct btrfs_work *work),
1382 
1383 	TP_ARGS(work)
1384 );
1385 
1386 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1387 
1388 	TP_PROTO(const struct btrfs_work *work),
1389 
1390 	TP_ARGS(work)
1391 );
1392 
1393 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1394 
1395 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1396 
1397 	TP_ARGS(fs_info, wtag)
1398 );
1399 
1400 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1401 
1402 	TP_PROTO(const struct btrfs_work *work),
1403 
1404 	TP_ARGS(work)
1405 );
1406 
1407 DECLARE_EVENT_CLASS(btrfs__workqueue,
1408 
1409 	TP_PROTO(const struct __btrfs_workqueue *wq,
1410 		 const char *name, int high),
1411 
1412 	TP_ARGS(wq, name, high),
1413 
1414 	TP_STRUCT__entry_btrfs(
1415 		__field(	const void *,	wq			)
1416 		__string(	name,	name			)
1417 		__field(	int ,	high			)
1418 	),
1419 
1420 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1421 		__entry->wq		= wq;
1422 		__assign_str(name, name);
1423 		__entry->high		= high;
1424 	),
1425 
1426 	TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1427 		  __print_flags(__entry->high, "",
1428 				{(WQ_HIGHPRI),	"-high"}),
1429 		  __entry->wq)
1430 );
1431 
1432 DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1433 
1434 	TP_PROTO(const struct __btrfs_workqueue *wq,
1435 		 const char *name, int high),
1436 
1437 	TP_ARGS(wq, name, high)
1438 );
1439 
1440 DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1441 
1442 	TP_PROTO(const struct __btrfs_workqueue *wq),
1443 
1444 	TP_ARGS(wq),
1445 
1446 	TP_STRUCT__entry_btrfs(
1447 		__field(	const void *,	wq		)
1448 	),
1449 
1450 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1451 		__entry->wq		= wq;
1452 	),
1453 
1454 	TP_printk_btrfs("wq=%p", __entry->wq)
1455 );
1456 
1457 DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1458 
1459 	TP_PROTO(const struct __btrfs_workqueue *wq),
1460 
1461 	TP_ARGS(wq)
1462 );
1463 
1464 #define BTRFS_QGROUP_OPERATIONS				\
1465 	{ QGROUP_RESERVE,	"reserve"	},	\
1466 	{ QGROUP_RELEASE,	"release"	},	\
1467 	{ QGROUP_FREE,		"free"		}
1468 
1469 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1470 
1471 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1472 		 u64 reserved, int op),
1473 
1474 	TP_ARGS(inode, start, len, reserved, op),
1475 
1476 	TP_STRUCT__entry_btrfs(
1477 		__field(	u64,		rootid		)
1478 		__field(	unsigned long,	ino		)
1479 		__field(	u64,		start		)
1480 		__field(	u64,		len		)
1481 		__field(	u64,		reserved	)
1482 		__field(	int,		op		)
1483 	),
1484 
1485 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1486 		__entry->rootid		= BTRFS_I(inode)->root->objectid;
1487 		__entry->ino		= inode->i_ino;
1488 		__entry->start		= start;
1489 		__entry->len		= len;
1490 		__entry->reserved	= reserved;
1491 		__entry->op		= op;
1492 	),
1493 
1494 	TP_printk_btrfs("root=%llu ino=%lu start=%llu len=%llu reserved=%llu op=%s",
1495 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1496 		  __entry->reserved,
1497 		  __print_flags((unsigned long)__entry->op, "",
1498 				BTRFS_QGROUP_OPERATIONS)
1499 	)
1500 );
1501 
1502 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1503 
1504 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1505 		 u64 reserved, int op),
1506 
1507 	TP_ARGS(inode, start, len, reserved, op)
1508 );
1509 
1510 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1511 
1512 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1513 		 u64 reserved, int op),
1514 
1515 	TP_ARGS(inode, start, len, reserved, op)
1516 );
1517 
1518 DECLARE_EVENT_CLASS(btrfs__qgroup_delayed_ref,
1519 
1520 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1521 		 u64 ref_root, u64 reserved),
1522 
1523 	TP_ARGS(fs_info, ref_root, reserved),
1524 
1525 	TP_STRUCT__entry_btrfs(
1526 		__field(	u64,		ref_root	)
1527 		__field(	u64,		reserved	)
1528 	),
1529 
1530 	TP_fast_assign_btrfs(fs_info,
1531 		__entry->ref_root	= ref_root;
1532 		__entry->reserved	= reserved;
1533 	),
1534 
1535 	TP_printk_btrfs("root=%llu reserved=%llu op=free",
1536 		  __entry->ref_root, __entry->reserved)
1537 );
1538 
1539 DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref,
1540 
1541 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1542 		 u64 ref_root, u64 reserved),
1543 
1544 	TP_ARGS(fs_info, ref_root, reserved)
1545 );
1546 
1547 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1548 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1549 		 const struct btrfs_qgroup_extent_record *rec),
1550 
1551 	TP_ARGS(fs_info, rec),
1552 
1553 	TP_STRUCT__entry_btrfs(
1554 		__field(	u64,  bytenr		)
1555 		__field(	u64,  num_bytes		)
1556 	),
1557 
1558 	TP_fast_assign_btrfs(fs_info,
1559 		__entry->bytenr		= rec->bytenr,
1560 		__entry->num_bytes	= rec->num_bytes;
1561 	),
1562 
1563 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1564 		  (unsigned long long)__entry->bytenr,
1565 		  (unsigned long long)__entry->num_bytes)
1566 );
1567 
1568 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1569 
1570 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1571 		 const struct btrfs_qgroup_extent_record *rec),
1572 
1573 	TP_ARGS(fs_info, rec)
1574 );
1575 
1576 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1577 
1578 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1579 		 const struct btrfs_qgroup_extent_record *rec),
1580 
1581 	TP_ARGS(fs_info, rec)
1582 );
1583 
1584 TRACE_EVENT(btrfs_qgroup_account_extent,
1585 
1586 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 bytenr,
1587 		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1588 
1589 	TP_ARGS(fs_info, bytenr, num_bytes, nr_old_roots, nr_new_roots),
1590 
1591 	TP_STRUCT__entry_btrfs(
1592 		__field(	u64,  bytenr			)
1593 		__field(	u64,  num_bytes			)
1594 		__field(	u64,  nr_old_roots		)
1595 		__field(	u64,  nr_new_roots		)
1596 	),
1597 
1598 	TP_fast_assign_btrfs(fs_info,
1599 		__entry->bytenr		= bytenr;
1600 		__entry->num_bytes	= num_bytes;
1601 		__entry->nr_old_roots	= nr_old_roots;
1602 		__entry->nr_new_roots	= nr_new_roots;
1603 	),
1604 
1605 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu nr_old_roots=%llu "
1606 		  "nr_new_roots=%llu",
1607 		  __entry->bytenr,
1608 		  __entry->num_bytes,
1609 		  __entry->nr_old_roots,
1610 		  __entry->nr_new_roots)
1611 );
1612 
1613 TRACE_EVENT(qgroup_update_counters,
1614 
1615 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 qgid,
1616 		 u64 cur_old_count, u64 cur_new_count),
1617 
1618 	TP_ARGS(fs_info, qgid, cur_old_count, cur_new_count),
1619 
1620 	TP_STRUCT__entry_btrfs(
1621 		__field(	u64,  qgid			)
1622 		__field(	u64,  cur_old_count		)
1623 		__field(	u64,  cur_new_count		)
1624 	),
1625 
1626 	TP_fast_assign_btrfs(fs_info,
1627 		__entry->qgid		= qgid;
1628 		__entry->cur_old_count	= cur_old_count;
1629 		__entry->cur_new_count	= cur_new_count;
1630 	),
1631 
1632 	TP_printk_btrfs("qgid=%llu cur_old_count=%llu cur_new_count=%llu",
1633 		  __entry->qgid,
1634 		  __entry->cur_old_count,
1635 		  __entry->cur_new_count)
1636 );
1637 
1638 TRACE_EVENT(qgroup_update_reserve,
1639 
1640 	TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1641 		 s64 diff, int type),
1642 
1643 	TP_ARGS(fs_info, qgroup, diff, type),
1644 
1645 	TP_STRUCT__entry_btrfs(
1646 		__field(	u64,	qgid			)
1647 		__field(	u64,	cur_reserved		)
1648 		__field(	s64,	diff			)
1649 		__field(	int,	type			)
1650 	),
1651 
1652 	TP_fast_assign_btrfs(fs_info,
1653 		__entry->qgid		= qgroup->qgroupid;
1654 		__entry->cur_reserved	= qgroup->rsv.values[type];
1655 		__entry->diff		= diff;
1656 	),
1657 
1658 	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1659 		__entry->qgid, show_qgroup_rsv_type(__entry->type),
1660 		__entry->cur_reserved, __entry->diff)
1661 );
1662 
1663 TRACE_EVENT(qgroup_meta_reserve,
1664 
1665 	TP_PROTO(struct btrfs_root *root, s64 diff),
1666 
1667 	TP_ARGS(root, diff),
1668 
1669 	TP_STRUCT__entry_btrfs(
1670 		__field(	u64,	refroot			)
1671 		__field(	s64,	diff			)
1672 	),
1673 
1674 	TP_fast_assign_btrfs(root->fs_info,
1675 		__entry->refroot	= root->objectid;
1676 		__entry->diff		= diff;
1677 	),
1678 
1679 	TP_printk_btrfs("refroot=%llu(%s) diff=%lld",
1680 		show_root_type(__entry->refroot), __entry->diff)
1681 );
1682 
1683 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1684 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1685 		 const struct prelim_ref *oldref,
1686 		 const struct prelim_ref *newref, u64 tree_size),
1687 	TP_ARGS(fs_info, newref, oldref, tree_size),
1688 
1689 	TP_STRUCT__entry_btrfs(
1690 		__field(	u64,  root_id		)
1691 		__field(	u64,  objectid		)
1692 		__field(	 u8,  type		)
1693 		__field(	u64,  offset		)
1694 		__field(	int,  level		)
1695 		__field(	int,  old_count		)
1696 		__field(	u64,  parent		)
1697 		__field(	u64,  bytenr		)
1698 		__field(	int,  mod_count		)
1699 		__field(	u64,  tree_size		)
1700 	),
1701 
1702 	TP_fast_assign_btrfs(fs_info,
1703 		__entry->root_id	= oldref->root_id;
1704 		__entry->objectid	= oldref->key_for_search.objectid;
1705 		__entry->type		= oldref->key_for_search.type;
1706 		__entry->offset		= oldref->key_for_search.offset;
1707 		__entry->level		= oldref->level;
1708 		__entry->old_count	= oldref->count;
1709 		__entry->parent		= oldref->parent;
1710 		__entry->bytenr		= oldref->wanted_disk_byte;
1711 		__entry->mod_count	= newref ? newref->count : 0;
1712 		__entry->tree_size	= tree_size;
1713 	),
1714 
1715 	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1716 			(unsigned long long)__entry->root_id,
1717 			(unsigned long long)__entry->objectid, __entry->type,
1718 			(unsigned long long)__entry->offset, __entry->level,
1719 			__entry->old_count, __entry->mod_count,
1720 			__entry->old_count + __entry->mod_count,
1721 			(unsigned long long)__entry->parent,
1722 			(unsigned long long)__entry->bytenr,
1723 			(unsigned long long)__entry->tree_size)
1724 );
1725 
1726 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1727 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1728 		 const struct prelim_ref *oldref,
1729 		 const struct prelim_ref *newref, u64 tree_size),
1730 	TP_ARGS(fs_info, oldref, newref, tree_size)
1731 );
1732 
1733 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1734 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1735 		 const struct prelim_ref *oldref,
1736 		 const struct prelim_ref *newref, u64 tree_size),
1737 	TP_ARGS(fs_info, oldref, newref, tree_size)
1738 );
1739 
1740 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1741 	TP_PROTO(struct btrfs_root *root, u64 ino, int mod),
1742 
1743 	TP_ARGS(root, ino, mod),
1744 
1745 	TP_STRUCT__entry_btrfs(
1746 		__field(	u64, root_objectid	)
1747 		__field(	u64, ino		)
1748 		__field(	int, mod		)
1749 	),
1750 
1751 	TP_fast_assign_btrfs(root->fs_info,
1752 		__entry->root_objectid	= root->objectid;
1753 		__entry->ino		= ino;
1754 		__entry->mod		= mod;
1755 	),
1756 
1757 	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1758 			show_root_type(__entry->root_objectid),
1759 			(unsigned long long)__entry->ino, __entry->mod)
1760 );
1761 #endif /* _TRACE_BTRFS_H */
1762 
1763 /* This part must be outside protection */
1764 #include <trace/define_trace.h>
1765