xref: /linux/include/trace/events/btrfs.h (revision a1c3be890440a1769ed6f822376a3e3ab0d42994)
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;
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 extent_io_tree;
31 struct prelim_ref;
32 struct btrfs_space_info;
33 
34 #define show_ref_type(type)						\
35 	__print_symbolic(type,						\
36 		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
37 		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
38 		{ BTRFS_EXTENT_REF_V0_KEY, 	"EXTENT_REF_V0" },	\
39 		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
40 		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
41 
42 #define __show_root_type(obj)						\
43 	__print_symbolic_u64(obj,					\
44 		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
45 		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
46 		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
47 		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
48 		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
49 		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
50 		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
51 		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
52 		{ BTRFS_QUOTA_TREE_OBJECTID,	"QUOTA_TREE"	},	\
53 		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
54 		{ BTRFS_UUID_TREE_OBJECTID,	"UUID_TREE"	},	\
55 		{ BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },	\
56 		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
57 
58 #define show_root_type(obj)						\
59 	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
60 	      (obj >= BTRFS_ROOT_TREE_OBJECTID &&			\
61 	       obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
62 
63 #define FLUSH_ACTIONS								\
64 	EM( BTRFS_RESERVE_NO_FLUSH,		"BTRFS_RESERVE_NO_FLUSH")	\
65 	EM( BTRFS_RESERVE_FLUSH_LIMIT,		"BTRFS_RESERVE_FLUSH_LIMIT")	\
66 	EM( BTRFS_RESERVE_FLUSH_ALL,		"BTRFS_RESERVE_FLUSH_ALL")	\
67 	EMe(BTRFS_RESERVE_FLUSH_ALL_STEAL,	"BTRFS_RESERVE_FLUSH_ALL_STEAL")
68 
69 #define FI_TYPES							\
70 	EM( BTRFS_FILE_EXTENT_INLINE,		"INLINE")		\
71 	EM( BTRFS_FILE_EXTENT_REG,		"REG")			\
72 	EMe(BTRFS_FILE_EXTENT_PREALLOC,		"PREALLOC")
73 
74 #define QGROUP_RSV_TYPES						\
75 	EM( BTRFS_QGROUP_RSV_DATA,		"DATA")			\
76 	EM( BTRFS_QGROUP_RSV_META_PERTRANS,	"META_PERTRANS")	\
77 	EMe(BTRFS_QGROUP_RSV_META_PREALLOC,	"META_PREALLOC")
78 
79 #define IO_TREE_OWNER						    \
80 	EM( IO_TREE_FS_PINNED_EXTENTS, 	  "PINNED_EXTENTS")	    \
81 	EM( IO_TREE_FS_EXCLUDED_EXTENTS,  "EXCLUDED_EXTENTS")	    \
82 	EM( IO_TREE_BTREE_INODE_IO,	  "BTREE_INODE_IO")	    \
83 	EM( IO_TREE_INODE_IO,		  "INODE_IO")		    \
84 	EM( IO_TREE_INODE_IO_FAILURE,	  "INODE_IO_FAILURE")	    \
85 	EM( IO_TREE_RELOC_BLOCKS,	  "RELOC_BLOCKS")	    \
86 	EM( IO_TREE_TRANS_DIRTY_PAGES,	  "TRANS_DIRTY_PAGES")      \
87 	EM( IO_TREE_ROOT_DIRTY_LOG_PAGES, "ROOT_DIRTY_LOG_PAGES")   \
88 	EM( IO_TREE_INODE_FILE_EXTENT,	  "INODE_FILE_EXTENT")      \
89 	EM( IO_TREE_LOG_CSUM_RANGE,	  "LOG_CSUM_RANGE")         \
90 	EMe(IO_TREE_SELFTEST,		  "SELFTEST")
91 
92 #define FLUSH_STATES							\
93 	EM( FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR")	\
94 	EM( FLUSH_DELAYED_ITEMS,	"FLUSH_DELAYED_ITEMS")		\
95 	EM( FLUSH_DELALLOC,		"FLUSH_DELALLOC")		\
96 	EM( FLUSH_DELALLOC_WAIT,	"FLUSH_DELALLOC_WAIT")		\
97 	EM( FLUSH_DELAYED_REFS_NR,	"FLUSH_DELAYED_REFS_NR")	\
98 	EM( FLUSH_DELAYED_REFS,		"FLUSH_ELAYED_REFS")		\
99 	EM( ALLOC_CHUNK,		"ALLOC_CHUNK")			\
100 	EM( ALLOC_CHUNK_FORCE,		"ALLOC_CHUNK_FORCE")		\
101 	EM( RUN_DELAYED_IPUTS,		"RUN_DELAYED_IPUTS")		\
102 	EM( COMMIT_TRANS,		"COMMIT_TRANS")			\
103 	EMe(FORCE_COMMIT_TRANS,		"FORCE_COMMIT_TRANS")
104 
105 /*
106  * First define the enums in the above macros to be exported to userspace via
107  * TRACE_DEFINE_ENUM().
108  */
109 
110 #undef EM
111 #undef EMe
112 #define EM(a, b)	TRACE_DEFINE_ENUM(a);
113 #define EMe(a, b)	TRACE_DEFINE_ENUM(a);
114 
115 FLUSH_ACTIONS
116 FI_TYPES
117 QGROUP_RSV_TYPES
118 IO_TREE_OWNER
119 FLUSH_STATES
120 
121 /*
122  * Now redefine the EM and EMe macros to map the enums to the strings that will
123  * be printed in the output
124  */
125 
126 #undef EM
127 #undef EMe
128 #define EM(a, b)        {a, b},
129 #define EMe(a, b)       {a, b}
130 
131 
132 #define BTRFS_GROUP_FLAGS	\
133 	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
134 	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
135 	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
136 	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
137 	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
138 	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
139 	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
140 	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
141 	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}
142 
143 #define EXTENT_FLAGS						\
144 	{ EXTENT_DIRTY,			"DIRTY"},		\
145 	{ EXTENT_UPTODATE,		"UPTODATE"},		\
146 	{ EXTENT_LOCKED,		"LOCKED"},		\
147 	{ EXTENT_NEW,			"NEW"},			\
148 	{ EXTENT_DELALLOC,		"DELALLOC"},		\
149 	{ EXTENT_DEFRAG,		"DEFRAG"},		\
150 	{ EXTENT_BOUNDARY,		"BOUNDARY"},		\
151 	{ EXTENT_NODATASUM,		"NODATASUM"},		\
152 	{ EXTENT_CLEAR_META_RESV,	"CLEAR_META_RESV"},	\
153 	{ EXTENT_NEED_WAIT,		"NEED_WAIT"},		\
154 	{ EXTENT_DAMAGED,		"DAMAGED"},		\
155 	{ EXTENT_NORESERVE,		"NORESERVE"},		\
156 	{ EXTENT_QGROUP_RESERVED,	"QGROUP_RESERVED"},	\
157 	{ EXTENT_CLEAR_DATA_RESV,	"CLEAR_DATA_RESV"},	\
158 	{ EXTENT_DELALLOC_NEW,		"DELALLOC_NEW"}
159 
160 #define BTRFS_FSID_SIZE 16
161 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
162 
163 #define TP_fast_assign_fsid(fs_info)					\
164 ({									\
165 	if (fs_info)							\
166 		memcpy(__entry->fsid, fs_info->fs_devices->fsid,	\
167 		       BTRFS_FSID_SIZE);				\
168 	else								\
169 		memset(__entry->fsid, 0, BTRFS_FSID_SIZE);		\
170 })
171 
172 #define TP_STRUCT__entry_btrfs(args...)					\
173 	TP_STRUCT__entry(						\
174 		TP_STRUCT__entry_fsid					\
175 		args)
176 #define TP_fast_assign_btrfs(fs_info, args...)				\
177 	TP_fast_assign(							\
178 		TP_fast_assign_fsid(fs_info);				\
179 		args)
180 #define TP_printk_btrfs(fmt, args...) \
181 	TP_printk("%pU: " fmt, __entry->fsid, args)
182 
183 TRACE_EVENT(btrfs_transaction_commit,
184 
185 	TP_PROTO(const struct btrfs_root *root),
186 
187 	TP_ARGS(root),
188 
189 	TP_STRUCT__entry_btrfs(
190 		__field(	u64,  generation		)
191 		__field(	u64,  root_objectid		)
192 	),
193 
194 	TP_fast_assign_btrfs(root->fs_info,
195 		__entry->generation	= root->fs_info->generation;
196 		__entry->root_objectid	= root->root_key.objectid;
197 	),
198 
199 	TP_printk_btrfs("root=%llu(%s) gen=%llu",
200 		  show_root_type(__entry->root_objectid),
201 		  __entry->generation)
202 );
203 
204 DECLARE_EVENT_CLASS(btrfs__inode,
205 
206 	TP_PROTO(const struct inode *inode),
207 
208 	TP_ARGS(inode),
209 
210 	TP_STRUCT__entry_btrfs(
211 		__field(	u64,  ino			)
212 		__field(	u64,  blocks			)
213 		__field(	u64,  disk_i_size		)
214 		__field(	u64,  generation		)
215 		__field(	u64,  last_trans		)
216 		__field(	u64,  logged_trans		)
217 		__field(	u64,  root_objectid		)
218 	),
219 
220 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
221 		__entry->ino	= btrfs_ino(BTRFS_I(inode));
222 		__entry->blocks	= inode->i_blocks;
223 		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
224 		__entry->generation = BTRFS_I(inode)->generation;
225 		__entry->last_trans = BTRFS_I(inode)->last_trans;
226 		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
227 		__entry->root_objectid =
228 				BTRFS_I(inode)->root->root_key.objectid;
229 	),
230 
231 	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
232 		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
233 		  show_root_type(__entry->root_objectid),
234 		  __entry->generation,
235 		  __entry->ino,
236 		  __entry->blocks,
237 		  __entry->disk_i_size,
238 		  __entry->last_trans,
239 		  __entry->logged_trans)
240 );
241 
242 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
243 
244 	TP_PROTO(const struct inode *inode),
245 
246 	TP_ARGS(inode)
247 );
248 
249 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
250 
251 	TP_PROTO(const struct inode *inode),
252 
253 	TP_ARGS(inode)
254 );
255 
256 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
257 
258 	TP_PROTO(const struct inode *inode),
259 
260 	TP_ARGS(inode)
261 );
262 
263 #define __show_map_type(type)						\
264 	__print_symbolic_u64(type,					\
265 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
266 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
267 		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
268 		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})
269 
270 #define show_map_type(type)			\
271 	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
272 
273 #define show_map_flags(flag)						\
274 	__print_flags(flag, "|",					\
275 		{ (1 << EXTENT_FLAG_PINNED), 		"PINNED" 	},\
276 		{ (1 << EXTENT_FLAG_COMPRESSED), 	"COMPRESSED" 	},\
277 		{ (1 << EXTENT_FLAG_PREALLOC), 		"PREALLOC" 	},\
278 		{ (1 << EXTENT_FLAG_LOGGING),	 	"LOGGING" 	},\
279 		{ (1 << EXTENT_FLAG_FILLING),	 	"FILLING" 	},\
280 		{ (1 << EXTENT_FLAG_FS_MAPPING),	"FS_MAPPING"	})
281 
282 TRACE_EVENT_CONDITION(btrfs_get_extent,
283 
284 	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
285 		 const struct extent_map *map),
286 
287 	TP_ARGS(root, inode, map),
288 
289 	TP_CONDITION(map),
290 
291 	TP_STRUCT__entry_btrfs(
292 		__field(	u64,  root_objectid	)
293 		__field(	u64,  ino		)
294 		__field(	u64,  start		)
295 		__field(	u64,  len		)
296 		__field(	u64,  orig_start	)
297 		__field(	u64,  block_start	)
298 		__field(	u64,  block_len		)
299 		__field(	unsigned long,  flags	)
300 		__field(	int,  refs		)
301 		__field(	unsigned int,  compress_type	)
302 	),
303 
304 	TP_fast_assign_btrfs(root->fs_info,
305 		__entry->root_objectid	= root->root_key.objectid;
306 		__entry->ino		= btrfs_ino(inode);
307 		__entry->start		= map->start;
308 		__entry->len		= map->len;
309 		__entry->orig_start	= map->orig_start;
310 		__entry->block_start	= map->block_start;
311 		__entry->block_len	= map->block_len;
312 		__entry->flags		= map->flags;
313 		__entry->refs		= refcount_read(&map->refs);
314 		__entry->compress_type	= map->compress_type;
315 	),
316 
317 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
318 		  "orig_start=%llu block_start=%llu(%s) "
319 		  "block_len=%llu flags=%s refs=%u "
320 		  "compress_type=%u",
321 		  show_root_type(__entry->root_objectid),
322 		  __entry->ino,
323 		  __entry->start,
324 		  __entry->len,
325 		  __entry->orig_start,
326 		  show_map_type(__entry->block_start),
327 		  __entry->block_len,
328 		  show_map_flags(__entry->flags),
329 		  __entry->refs, __entry->compress_type)
330 );
331 
332 TRACE_EVENT(btrfs_handle_em_exist,
333 
334 	TP_PROTO(const struct btrfs_fs_info *fs_info,
335 		const struct extent_map *existing, const struct extent_map *map,
336 		u64 start, u64 len),
337 
338 	TP_ARGS(fs_info, existing, map, start, len),
339 
340 	TP_STRUCT__entry_btrfs(
341 		__field(	u64,  e_start		)
342 		__field(	u64,  e_len		)
343 		__field(	u64,  map_start		)
344 		__field(	u64,  map_len		)
345 		__field(	u64,  start		)
346 		__field(	u64,  len		)
347 	),
348 
349 	TP_fast_assign_btrfs(fs_info,
350 		__entry->e_start	= existing->start;
351 		__entry->e_len		= existing->len;
352 		__entry->map_start	= map->start;
353 		__entry->map_len	= map->len;
354 		__entry->start		= start;
355 		__entry->len		= len;
356 	),
357 
358 	TP_printk_btrfs("start=%llu len=%llu "
359 		  "existing(start=%llu len=%llu) "
360 		  "em(start=%llu len=%llu)",
361 		  __entry->start,
362 		  __entry->len,
363 		  __entry->e_start,
364 		  __entry->e_len,
365 		  __entry->map_start,
366 		  __entry->map_len)
367 );
368 
369 /* file extent item */
370 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
371 
372 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
373 		 const struct btrfs_file_extent_item *fi, u64 start),
374 
375 	TP_ARGS(bi, l, fi, start),
376 
377 	TP_STRUCT__entry_btrfs(
378 		__field(	u64,	root_obj	)
379 		__field(	u64,	ino		)
380 		__field(	loff_t,	isize		)
381 		__field(	u64,	disk_isize	)
382 		__field(	u64,	num_bytes	)
383 		__field(	u64,	ram_bytes	)
384 		__field(	u64,	disk_bytenr	)
385 		__field(	u64,	disk_num_bytes	)
386 		__field(	u64,	extent_offset	)
387 		__field(	u8,	extent_type	)
388 		__field(	u8,	compression	)
389 		__field(	u64,	extent_start	)
390 		__field(	u64,	extent_end	)
391 	),
392 
393 	TP_fast_assign_btrfs(bi->root->fs_info,
394 		__entry->root_obj	= bi->root->root_key.objectid;
395 		__entry->ino		= btrfs_ino(bi);
396 		__entry->isize		= bi->vfs_inode.i_size;
397 		__entry->disk_isize	= bi->disk_i_size;
398 		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
399 		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
400 		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
401 		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
402 		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
403 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
404 		__entry->compression	= btrfs_file_extent_compression(l, fi);
405 		__entry->extent_start	= start;
406 		__entry->extent_end	= (start + __entry->num_bytes);
407 	),
408 
409 	TP_printk_btrfs(
410 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
411 		"file extent range=[%llu %llu] "
412 		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
413 		"disk_num_bytes=%llu extent_offset=%llu type=%s "
414 		"compression=%u",
415 		show_root_type(__entry->root_obj), __entry->ino,
416 		__entry->isize,
417 		__entry->disk_isize, __entry->extent_start,
418 		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
419 		__entry->disk_bytenr, __entry->disk_num_bytes,
420 		__entry->extent_offset, __print_symbolic(__entry->extent_type, FI_TYPES),
421 		__entry->compression)
422 );
423 
424 DECLARE_EVENT_CLASS(
425 	btrfs__file_extent_item_inline,
426 
427 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
428 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
429 
430 	TP_ARGS(bi, l, fi, slot,  start),
431 
432 	TP_STRUCT__entry_btrfs(
433 		__field(	u64,	root_obj	)
434 		__field(	u64,	ino		)
435 		__field(	loff_t,	isize		)
436 		__field(	u64,	disk_isize	)
437 		__field(	u8,	extent_type	)
438 		__field(	u8,	compression	)
439 		__field(	u64,	extent_start	)
440 		__field(	u64,	extent_end	)
441 	),
442 
443 	TP_fast_assign_btrfs(
444 		bi->root->fs_info,
445 		__entry->root_obj	= bi->root->root_key.objectid;
446 		__entry->ino		= btrfs_ino(bi);
447 		__entry->isize		= bi->vfs_inode.i_size;
448 		__entry->disk_isize	= bi->disk_i_size;
449 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
450 		__entry->compression	= btrfs_file_extent_compression(l, fi);
451 		__entry->extent_start	= start;
452 		__entry->extent_end	= (start + btrfs_file_extent_ram_bytes(l, fi));
453 	),
454 
455 	TP_printk_btrfs(
456 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
457 		"file extent range=[%llu %llu] "
458 		"extent_type=%s compression=%u",
459 		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
460 		__entry->disk_isize, __entry->extent_start,
461 		__entry->extent_end, __print_symbolic(__entry->extent_type, FI_TYPES),
462 		__entry->compression)
463 );
464 
465 DEFINE_EVENT(
466 	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
467 
468 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
469 		 const struct btrfs_file_extent_item *fi, u64 start),
470 
471 	TP_ARGS(bi, l, fi, start)
472 );
473 
474 DEFINE_EVENT(
475 	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
476 
477 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
478 		 const struct btrfs_file_extent_item *fi, u64 start),
479 
480 	TP_ARGS(bi, l, fi, start)
481 );
482 
483 DEFINE_EVENT(
484 	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
485 
486 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
487 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
488 
489 	TP_ARGS(bi, l, fi, slot, start)
490 );
491 
492 DEFINE_EVENT(
493 	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
494 
495 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
496 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
497 
498 	TP_ARGS(bi, l, fi, slot, start)
499 );
500 
501 #define show_ordered_flags(flags)					   \
502 	__print_flags(flags, "|",					   \
503 		{ (1 << BTRFS_ORDERED_REGULAR), 	"REGULAR" 	}, \
504 		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
505 		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
506 		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
507 		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
508 		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
509 		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
510 		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
511 		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
512 
513 
514 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
515 
516 	TP_PROTO(const struct btrfs_inode *inode,
517 		 const struct btrfs_ordered_extent *ordered),
518 
519 	TP_ARGS(inode, ordered),
520 
521 	TP_STRUCT__entry_btrfs(
522 		__field(	u64,  ino		)
523 		__field(	u64,  file_offset	)
524 		__field(	u64,  start		)
525 		__field(	u64,  len		)
526 		__field(	u64,  disk_len		)
527 		__field(	u64,  bytes_left	)
528 		__field(	unsigned long,  flags	)
529 		__field(	int,  compress_type	)
530 		__field(	int,  refs		)
531 		__field(	u64,  root_objectid	)
532 		__field(	u64,  truncated_len	)
533 	),
534 
535 	TP_fast_assign_btrfs(inode->root->fs_info,
536 		__entry->ino 		= btrfs_ino(inode);
537 		__entry->file_offset	= ordered->file_offset;
538 		__entry->start		= ordered->disk_bytenr;
539 		__entry->len		= ordered->num_bytes;
540 		__entry->disk_len	= ordered->disk_num_bytes;
541 		__entry->bytes_left	= ordered->bytes_left;
542 		__entry->flags		= ordered->flags;
543 		__entry->compress_type	= ordered->compress_type;
544 		__entry->refs		= refcount_read(&ordered->refs);
545 		__entry->root_objectid	= inode->root->root_key.objectid;
546 		__entry->truncated_len	= ordered->truncated_len;
547 	),
548 
549 	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
550 		  "start=%llu len=%llu disk_len=%llu "
551 		  "truncated_len=%llu "
552 		  "bytes_left=%llu flags=%s compress_type=%d "
553 		  "refs=%d",
554 		  show_root_type(__entry->root_objectid),
555 		  __entry->ino,
556 		  __entry->file_offset,
557 		  __entry->start,
558 		  __entry->len,
559 		  __entry->disk_len,
560 		  __entry->truncated_len,
561 		  __entry->bytes_left,
562 		  show_ordered_flags(__entry->flags),
563 		  __entry->compress_type, __entry->refs)
564 );
565 
566 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
567 
568 	TP_PROTO(const struct btrfs_inode *inode,
569 		 const struct btrfs_ordered_extent *ordered),
570 
571 	TP_ARGS(inode, ordered)
572 );
573 
574 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
575 
576 	TP_PROTO(const struct btrfs_inode *inode,
577 		 const struct btrfs_ordered_extent *ordered),
578 
579 	TP_ARGS(inode, ordered)
580 );
581 
582 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
583 
584 	TP_PROTO(const struct btrfs_inode *inode,
585 		 const struct btrfs_ordered_extent *ordered),
586 
587 	TP_ARGS(inode, ordered)
588 );
589 
590 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
591 
592 	TP_PROTO(const struct btrfs_inode *inode,
593 		 const struct btrfs_ordered_extent *ordered),
594 
595 	TP_ARGS(inode, ordered)
596 );
597 
598 DECLARE_EVENT_CLASS(btrfs__writepage,
599 
600 	TP_PROTO(const struct page *page, const struct inode *inode,
601 		 const struct writeback_control *wbc),
602 
603 	TP_ARGS(page, inode, wbc),
604 
605 	TP_STRUCT__entry_btrfs(
606 		__field(	u64,	ino			)
607 		__field(	pgoff_t,  index			)
608 		__field(	long,   nr_to_write		)
609 		__field(	long,   pages_skipped		)
610 		__field(	loff_t, range_start		)
611 		__field(	loff_t, range_end		)
612 		__field(	char,   for_kupdate		)
613 		__field(	char,   for_reclaim		)
614 		__field(	char,   range_cyclic		)
615 		__field(	unsigned long,  writeback_index	)
616 		__field(	u64,    root_objectid		)
617 	),
618 
619 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
620 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
621 		__entry->index		= page->index;
622 		__entry->nr_to_write	= wbc->nr_to_write;
623 		__entry->pages_skipped	= wbc->pages_skipped;
624 		__entry->range_start	= wbc->range_start;
625 		__entry->range_end	= wbc->range_end;
626 		__entry->for_kupdate	= wbc->for_kupdate;
627 		__entry->for_reclaim	= wbc->for_reclaim;
628 		__entry->range_cyclic	= wbc->range_cyclic;
629 		__entry->writeback_index = inode->i_mapping->writeback_index;
630 		__entry->root_objectid	=
631 				 BTRFS_I(inode)->root->root_key.objectid;
632 	),
633 
634 	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
635 		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
636 		  "range_end=%llu for_kupdate=%d "
637 		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
638 		  show_root_type(__entry->root_objectid),
639 		  __entry->ino, __entry->index,
640 		  __entry->nr_to_write, __entry->pages_skipped,
641 		  __entry->range_start, __entry->range_end,
642 		  __entry->for_kupdate,
643 		  __entry->for_reclaim, __entry->range_cyclic,
644 		  __entry->writeback_index)
645 );
646 
647 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
648 
649 	TP_PROTO(const struct page *page, const struct inode *inode,
650 		 const struct writeback_control *wbc),
651 
652 	TP_ARGS(page, inode, wbc)
653 );
654 
655 TRACE_EVENT(btrfs_writepage_end_io_hook,
656 
657 	TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
658 
659 	TP_ARGS(page, start, end, uptodate),
660 
661 	TP_STRUCT__entry_btrfs(
662 		__field(	u64,	 ino		)
663 		__field(	unsigned long, index	)
664 		__field(	u64,	 start		)
665 		__field(	u64,	 end		)
666 		__field(	int,	 uptodate	)
667 		__field(	u64,    root_objectid	)
668 	),
669 
670 	TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
671 		__entry->ino	= btrfs_ino(BTRFS_I(page->mapping->host));
672 		__entry->index	= page->index;
673 		__entry->start	= start;
674 		__entry->end	= end;
675 		__entry->uptodate = uptodate;
676 		__entry->root_objectid	=
677 			 BTRFS_I(page->mapping->host)->root->root_key.objectid;
678 	),
679 
680 	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu start=%llu "
681 		  "end=%llu uptodate=%d",
682 		  show_root_type(__entry->root_objectid),
683 		  __entry->ino, __entry->index,
684 		  __entry->start,
685 		  __entry->end, __entry->uptodate)
686 );
687 
688 TRACE_EVENT(btrfs_sync_file,
689 
690 	TP_PROTO(const struct file *file, int datasync),
691 
692 	TP_ARGS(file, datasync),
693 
694 	TP_STRUCT__entry_btrfs(
695 		__field(	u64,	ino		)
696 		__field(	u64,	parent		)
697 		__field(	int,    datasync	)
698 		__field(	u64,    root_objectid	)
699 	),
700 
701 	TP_fast_assign(
702 		const struct dentry *dentry = file->f_path.dentry;
703 		const struct inode *inode = d_inode(dentry);
704 
705 		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
706 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
707 		__entry->parent		= btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
708 		__entry->datasync	= datasync;
709 		__entry->root_objectid	=
710 				 BTRFS_I(inode)->root->root_key.objectid;
711 	),
712 
713 	TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
714 		  show_root_type(__entry->root_objectid),
715 		  __entry->ino,
716 		  __entry->parent,
717 		  __entry->datasync)
718 );
719 
720 TRACE_EVENT(btrfs_sync_fs,
721 
722 	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
723 
724 	TP_ARGS(fs_info, wait),
725 
726 	TP_STRUCT__entry_btrfs(
727 		__field(	int,  wait		)
728 	),
729 
730 	TP_fast_assign_btrfs(fs_info,
731 		__entry->wait	= wait;
732 	),
733 
734 	TP_printk_btrfs("wait=%d", __entry->wait)
735 );
736 
737 TRACE_EVENT(btrfs_add_block_group,
738 
739 	TP_PROTO(const struct btrfs_fs_info *fs_info,
740 		 const struct btrfs_block_group *block_group, int create),
741 
742 	TP_ARGS(fs_info, block_group, create),
743 
744 	TP_STRUCT__entry_btrfs(
745 		__field(	u64,	offset			)
746 		__field(	u64,	size			)
747 		__field(	u64,	flags			)
748 		__field(	u64,	bytes_used		)
749 		__field(	u64,	bytes_super		)
750 		__field(	int,	create			)
751 	),
752 
753 	TP_fast_assign_btrfs(fs_info,
754 		__entry->offset		= block_group->start;
755 		__entry->size		= block_group->length;
756 		__entry->flags		= block_group->flags;
757 		__entry->bytes_used	= block_group->used;
758 		__entry->bytes_super	= block_group->bytes_super;
759 		__entry->create		= create;
760 	),
761 
762 	TP_printk_btrfs("block_group offset=%llu size=%llu "
763 		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
764 		  "create=%d",
765 		  __entry->offset,
766 		  __entry->size,
767 		  __entry->flags,
768 		  __print_flags((unsigned long)__entry->flags, "|",
769 				BTRFS_GROUP_FLAGS),
770 		  __entry->bytes_used,
771 		  __entry->bytes_super, __entry->create)
772 );
773 
774 #define show_ref_action(action)						\
775 	__print_symbolic(action,					\
776 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
777 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
778 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
779 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
780 
781 
782 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
783 
784 	TP_PROTO(const struct btrfs_fs_info *fs_info,
785 		 const struct btrfs_delayed_ref_node *ref,
786 		 const struct btrfs_delayed_tree_ref *full_ref,
787 		 int action),
788 
789 	TP_ARGS(fs_info, ref, full_ref, action),
790 
791 	TP_STRUCT__entry_btrfs(
792 		__field(	u64,  bytenr		)
793 		__field(	u64,  num_bytes		)
794 		__field(	int,  action		)
795 		__field(	u64,  parent		)
796 		__field(	u64,  ref_root		)
797 		__field(	int,  level		)
798 		__field(	int,  type		)
799 		__field(	u64,  seq		)
800 	),
801 
802 	TP_fast_assign_btrfs(fs_info,
803 		__entry->bytenr		= ref->bytenr;
804 		__entry->num_bytes	= ref->num_bytes;
805 		__entry->action		= action;
806 		__entry->parent		= full_ref->parent;
807 		__entry->ref_root	= full_ref->root;
808 		__entry->level		= full_ref->level;
809 		__entry->type		= ref->type;
810 		__entry->seq		= ref->seq;
811 	),
812 
813 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
814 		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
815 		  "type=%s seq=%llu",
816 		  __entry->bytenr,
817 		  __entry->num_bytes,
818 		  show_ref_action(__entry->action),
819 		  show_root_type(__entry->parent),
820 		  show_root_type(__entry->ref_root),
821 		  __entry->level, show_ref_type(__entry->type),
822 		  __entry->seq)
823 );
824 
825 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
826 
827 	TP_PROTO(const struct btrfs_fs_info *fs_info,
828 		 const struct btrfs_delayed_ref_node *ref,
829 		 const struct btrfs_delayed_tree_ref *full_ref,
830 		 int action),
831 
832 	TP_ARGS(fs_info, ref, full_ref, action)
833 );
834 
835 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
836 
837 	TP_PROTO(const struct btrfs_fs_info *fs_info,
838 		 const struct btrfs_delayed_ref_node *ref,
839 		 const struct btrfs_delayed_tree_ref *full_ref,
840 		 int action),
841 
842 	TP_ARGS(fs_info, ref, full_ref, action)
843 );
844 
845 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
846 
847 	TP_PROTO(const struct btrfs_fs_info *fs_info,
848 		 const struct btrfs_delayed_ref_node *ref,
849 		 const struct btrfs_delayed_data_ref *full_ref,
850 		 int action),
851 
852 	TP_ARGS(fs_info, ref, full_ref, action),
853 
854 	TP_STRUCT__entry_btrfs(
855 		__field(	u64,  bytenr		)
856 		__field(	u64,  num_bytes		)
857 		__field(	int,  action		)
858 		__field(	u64,  parent		)
859 		__field(	u64,  ref_root		)
860 		__field(	u64,  owner		)
861 		__field(	u64,  offset		)
862 		__field(	int,  type		)
863 		__field(	u64,  seq		)
864 	),
865 
866 	TP_fast_assign_btrfs(fs_info,
867 		__entry->bytenr		= ref->bytenr;
868 		__entry->num_bytes	= ref->num_bytes;
869 		__entry->action		= action;
870 		__entry->parent		= full_ref->parent;
871 		__entry->ref_root	= full_ref->root;
872 		__entry->owner		= full_ref->objectid;
873 		__entry->offset		= full_ref->offset;
874 		__entry->type		= ref->type;
875 		__entry->seq		= ref->seq;
876 	),
877 
878 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
879 		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
880 		  "offset=%llu type=%s seq=%llu",
881 		  __entry->bytenr,
882 		  __entry->num_bytes,
883 		  show_ref_action(__entry->action),
884 		  show_root_type(__entry->parent),
885 		  show_root_type(__entry->ref_root),
886 		  __entry->owner,
887 		  __entry->offset,
888 		  show_ref_type(__entry->type),
889 		  __entry->seq)
890 );
891 
892 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
893 
894 	TP_PROTO(const struct btrfs_fs_info *fs_info,
895 		 const struct btrfs_delayed_ref_node *ref,
896 		 const struct btrfs_delayed_data_ref *full_ref,
897 		 int action),
898 
899 	TP_ARGS(fs_info, ref, full_ref, action)
900 );
901 
902 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
903 
904 	TP_PROTO(const struct btrfs_fs_info *fs_info,
905 		 const struct btrfs_delayed_ref_node *ref,
906 		 const struct btrfs_delayed_data_ref *full_ref,
907 		 int action),
908 
909 	TP_ARGS(fs_info, ref, full_ref, action)
910 );
911 
912 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
913 
914 	TP_PROTO(const struct btrfs_fs_info *fs_info,
915 		 const struct btrfs_delayed_ref_head *head_ref,
916 		 int action),
917 
918 	TP_ARGS(fs_info, head_ref, action),
919 
920 	TP_STRUCT__entry_btrfs(
921 		__field(	u64,  bytenr		)
922 		__field(	u64,  num_bytes		)
923 		__field(	int,  action		)
924 		__field(	int,  is_data		)
925 	),
926 
927 	TP_fast_assign_btrfs(fs_info,
928 		__entry->bytenr		= head_ref->bytenr;
929 		__entry->num_bytes	= head_ref->num_bytes;
930 		__entry->action		= action;
931 		__entry->is_data	= head_ref->is_data;
932 	),
933 
934 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
935 		  __entry->bytenr,
936 		  __entry->num_bytes,
937 		  show_ref_action(__entry->action),
938 		  __entry->is_data)
939 );
940 
941 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
942 
943 	TP_PROTO(const struct btrfs_fs_info *fs_info,
944 		 const struct btrfs_delayed_ref_head *head_ref,
945 		 int action),
946 
947 	TP_ARGS(fs_info, head_ref, action)
948 );
949 
950 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
951 
952 	TP_PROTO(const struct btrfs_fs_info *fs_info,
953 		 const struct btrfs_delayed_ref_head *head_ref,
954 		 int action),
955 
956 	TP_ARGS(fs_info, head_ref, action)
957 );
958 
959 #define show_chunk_type(type)					\
960 	__print_flags(type, "|",				\
961 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
962 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
963 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
964 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
965 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
966 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
967 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
968 		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
969 		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
970 
971 DECLARE_EVENT_CLASS(btrfs__chunk,
972 
973 	TP_PROTO(const struct btrfs_fs_info *fs_info,
974 		 const struct map_lookup *map, u64 offset, u64 size),
975 
976 	TP_ARGS(fs_info, map, offset, size),
977 
978 	TP_STRUCT__entry_btrfs(
979 		__field(	int,  num_stripes		)
980 		__field(	u64,  type			)
981 		__field(	int,  sub_stripes		)
982 		__field(	u64,  offset			)
983 		__field(	u64,  size			)
984 		__field(	u64,  root_objectid		)
985 	),
986 
987 	TP_fast_assign_btrfs(fs_info,
988 		__entry->num_stripes	= map->num_stripes;
989 		__entry->type		= map->type;
990 		__entry->sub_stripes	= map->sub_stripes;
991 		__entry->offset		= offset;
992 		__entry->size		= size;
993 		__entry->root_objectid	= fs_info->chunk_root->root_key.objectid;
994 	),
995 
996 	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
997 		  "num_stripes=%d sub_stripes=%d type=%s",
998 		  show_root_type(__entry->root_objectid),
999 		  __entry->offset,
1000 		  __entry->size,
1001 		  __entry->num_stripes, __entry->sub_stripes,
1002 		  show_chunk_type(__entry->type))
1003 );
1004 
1005 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
1006 
1007 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1008 		 const struct map_lookup *map, u64 offset, u64 size),
1009 
1010 	TP_ARGS(fs_info, map, offset, size)
1011 );
1012 
1013 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
1014 
1015 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1016 		 const struct map_lookup *map, u64 offset, u64 size),
1017 
1018 	TP_ARGS(fs_info, map, offset, size)
1019 );
1020 
1021 TRACE_EVENT(btrfs_cow_block,
1022 
1023 	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
1024 		 const struct extent_buffer *cow),
1025 
1026 	TP_ARGS(root, buf, cow),
1027 
1028 	TP_STRUCT__entry_btrfs(
1029 		__field(	u64,  root_objectid		)
1030 		__field(	u64,  buf_start			)
1031 		__field(	int,  refs			)
1032 		__field(	u64,  cow_start			)
1033 		__field(	int,  buf_level			)
1034 		__field(	int,  cow_level			)
1035 	),
1036 
1037 	TP_fast_assign_btrfs(root->fs_info,
1038 		__entry->root_objectid	= root->root_key.objectid;
1039 		__entry->buf_start	= buf->start;
1040 		__entry->refs		= atomic_read(&buf->refs);
1041 		__entry->cow_start	= cow->start;
1042 		__entry->buf_level	= btrfs_header_level(buf);
1043 		__entry->cow_level	= btrfs_header_level(cow);
1044 	),
1045 
1046 	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1047 		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1048 		  show_root_type(__entry->root_objectid),
1049 		  __entry->refs,
1050 		  __entry->buf_start,
1051 		  __entry->buf_level,
1052 		  __entry->cow_start,
1053 		  __entry->cow_level)
1054 );
1055 
1056 TRACE_EVENT(btrfs_space_reservation,
1057 
1058 	TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
1059 		 u64 bytes, int reserve),
1060 
1061 	TP_ARGS(fs_info, type, val, bytes, reserve),
1062 
1063 	TP_STRUCT__entry_btrfs(
1064 		__string(	type,	type			)
1065 		__field(	u64,	val			)
1066 		__field(	u64,	bytes			)
1067 		__field(	int,	reserve			)
1068 	),
1069 
1070 	TP_fast_assign_btrfs(fs_info,
1071 		__assign_str(type, type);
1072 		__entry->val		= val;
1073 		__entry->bytes		= bytes;
1074 		__entry->reserve	= reserve;
1075 	),
1076 
1077 	TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1078 			__entry->reserve ? "reserve" : "release",
1079 			__entry->bytes)
1080 );
1081 
1082 TRACE_EVENT(btrfs_trigger_flush,
1083 
1084 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1085 		 int flush, const char *reason),
1086 
1087 	TP_ARGS(fs_info, flags, bytes, flush, reason),
1088 
1089 	TP_STRUCT__entry_btrfs(
1090 		__field(	u64,	flags			)
1091 		__field(	u64,	bytes			)
1092 		__field(	int,	flush			)
1093 		__string(	reason,	reason			)
1094 	),
1095 
1096 	TP_fast_assign_btrfs(fs_info,
1097 		__entry->flags	= flags;
1098 		__entry->bytes	= bytes;
1099 		__entry->flush	= flush;
1100 		__assign_str(reason, reason)
1101 	),
1102 
1103 	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1104 		  __get_str(reason), __entry->flush,
1105 		  __print_symbolic(__entry->flush, FLUSH_ACTIONS),
1106 		  __entry->flags,
1107 		  __print_flags((unsigned long)__entry->flags, "|",
1108 				BTRFS_GROUP_FLAGS),
1109 		  __entry->bytes)
1110 );
1111 
1112 
1113 TRACE_EVENT(btrfs_flush_space,
1114 
1115 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1116 		 int state, int ret, bool for_preempt),
1117 
1118 	TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
1119 
1120 	TP_STRUCT__entry_btrfs(
1121 		__field(	u64,	flags			)
1122 		__field(	u64,	num_bytes		)
1123 		__field(	int,	state			)
1124 		__field(	int,	ret			)
1125 		__field(       bool,	for_preempt		)
1126 	),
1127 
1128 	TP_fast_assign_btrfs(fs_info,
1129 		__entry->flags		=	flags;
1130 		__entry->num_bytes	=	num_bytes;
1131 		__entry->state		=	state;
1132 		__entry->ret		=	ret;
1133 		__entry->for_preempt	=	for_preempt;
1134 	),
1135 
1136 	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d",
1137 		  __entry->state,
1138 		  __print_symbolic(__entry->state, FLUSH_STATES),
1139 		  __entry->flags,
1140 		  __print_flags((unsigned long)__entry->flags, "|",
1141 				BTRFS_GROUP_FLAGS),
1142 		  __entry->num_bytes, __entry->ret, __entry->for_preempt)
1143 );
1144 
1145 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1146 
1147 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1148 
1149 	TP_ARGS(fs_info, start, len),
1150 
1151 	TP_STRUCT__entry_btrfs(
1152 		__field(	u64,  start			)
1153 		__field(	u64,  len			)
1154 	),
1155 
1156 	TP_fast_assign_btrfs(fs_info,
1157 		__entry->start		= start;
1158 		__entry->len		= len;
1159 	),
1160 
1161 	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1162 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1163 		  __entry->start,
1164 		  __entry->len)
1165 );
1166 
1167 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1168 
1169 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1170 
1171 	TP_ARGS(fs_info, start, len)
1172 );
1173 
1174 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1175 
1176 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1177 
1178 	TP_ARGS(fs_info, start, len)
1179 );
1180 
1181 TRACE_EVENT(find_free_extent,
1182 
1183 	TP_PROTO(const struct btrfs_root *root, u64 num_bytes,
1184 		 u64 empty_size, u64 data),
1185 
1186 	TP_ARGS(root, num_bytes, empty_size, data),
1187 
1188 	TP_STRUCT__entry_btrfs(
1189 		__field(	u64,	root_objectid		)
1190 		__field(	u64,	num_bytes		)
1191 		__field(	u64,	empty_size		)
1192 		__field(	u64,	data			)
1193 	),
1194 
1195 	TP_fast_assign_btrfs(root->fs_info,
1196 		__entry->root_objectid	= root->root_key.objectid;
1197 		__entry->num_bytes	= num_bytes;
1198 		__entry->empty_size	= empty_size;
1199 		__entry->data		= data;
1200 	),
1201 
1202 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1203 		  show_root_type(__entry->root_objectid),
1204 		  __entry->num_bytes, __entry->empty_size, __entry->data,
1205 		  __print_flags((unsigned long)__entry->data, "|",
1206 				 BTRFS_GROUP_FLAGS))
1207 );
1208 
1209 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1210 
1211 	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1212 		 u64 len),
1213 
1214 	TP_ARGS(block_group, start, len),
1215 
1216 	TP_STRUCT__entry_btrfs(
1217 		__field(	u64,	bg_objectid		)
1218 		__field(	u64,	flags			)
1219 		__field(	u64,	start			)
1220 		__field(	u64,	len			)
1221 	),
1222 
1223 	TP_fast_assign_btrfs(block_group->fs_info,
1224 		__entry->bg_objectid	= block_group->start;
1225 		__entry->flags		= block_group->flags;
1226 		__entry->start		= start;
1227 		__entry->len		= len;
1228 	),
1229 
1230 	TP_printk_btrfs("root=%llu(%s) block_group=%llu flags=%llu(%s) "
1231 		  "start=%llu len=%llu",
1232 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1233 		  __entry->bg_objectid,
1234 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1235 						"|", BTRFS_GROUP_FLAGS),
1236 		  __entry->start, __entry->len)
1237 );
1238 
1239 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1240 
1241 	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1242 		 u64 len),
1243 
1244 	TP_ARGS(block_group, start, len)
1245 );
1246 
1247 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1248 
1249 	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1250 		 u64 len),
1251 
1252 	TP_ARGS(block_group, start, len)
1253 );
1254 
1255 TRACE_EVENT(btrfs_find_cluster,
1256 
1257 	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1258 		 u64 bytes, u64 empty_size, u64 min_bytes),
1259 
1260 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1261 
1262 	TP_STRUCT__entry_btrfs(
1263 		__field(	u64,	bg_objectid		)
1264 		__field(	u64,	flags			)
1265 		__field(	u64,	start			)
1266 		__field(	u64,	bytes			)
1267 		__field(	u64,	empty_size		)
1268 		__field(	u64,	min_bytes		)
1269 	),
1270 
1271 	TP_fast_assign_btrfs(block_group->fs_info,
1272 		__entry->bg_objectid	= block_group->start;
1273 		__entry->flags		= block_group->flags;
1274 		__entry->start		= start;
1275 		__entry->bytes		= bytes;
1276 		__entry->empty_size	= empty_size;
1277 		__entry->min_bytes	= min_bytes;
1278 	),
1279 
1280 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1281 		  "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1282 		  __entry->flags,
1283 		  __print_flags((unsigned long)__entry->flags, "|",
1284 				BTRFS_GROUP_FLAGS), __entry->start,
1285 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1286 );
1287 
1288 TRACE_EVENT(btrfs_failed_cluster_setup,
1289 
1290 	TP_PROTO(const struct btrfs_block_group *block_group),
1291 
1292 	TP_ARGS(block_group),
1293 
1294 	TP_STRUCT__entry_btrfs(
1295 		__field(	u64,	bg_objectid		)
1296 	),
1297 
1298 	TP_fast_assign_btrfs(block_group->fs_info,
1299 		__entry->bg_objectid	= block_group->start;
1300 	),
1301 
1302 	TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1303 );
1304 
1305 TRACE_EVENT(btrfs_setup_cluster,
1306 
1307 	TP_PROTO(const struct btrfs_block_group *block_group,
1308 		 const struct btrfs_free_cluster *cluster,
1309 		 u64 size, int bitmap),
1310 
1311 	TP_ARGS(block_group, cluster, size, bitmap),
1312 
1313 	TP_STRUCT__entry_btrfs(
1314 		__field(	u64,	bg_objectid		)
1315 		__field(	u64,	flags			)
1316 		__field(	u64,	start			)
1317 		__field(	u64,	max_size		)
1318 		__field(	u64,	size			)
1319 		__field(	int,	bitmap			)
1320 	),
1321 
1322 	TP_fast_assign_btrfs(block_group->fs_info,
1323 		__entry->bg_objectid	= block_group->start;
1324 		__entry->flags		= block_group->flags;
1325 		__entry->start		= cluster->window_start;
1326 		__entry->max_size	= cluster->max_size;
1327 		__entry->size		= size;
1328 		__entry->bitmap		= bitmap;
1329 	),
1330 
1331 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1332 		  "size=%llu max_size=%llu bitmap=%d",
1333 		  __entry->bg_objectid,
1334 		  __entry->flags,
1335 		  __print_flags((unsigned long)__entry->flags, "|",
1336 				BTRFS_GROUP_FLAGS), __entry->start,
1337 		  __entry->size, __entry->max_size, __entry->bitmap)
1338 );
1339 
1340 struct extent_state;
1341 TRACE_EVENT(alloc_extent_state,
1342 
1343 	TP_PROTO(const struct extent_state *state,
1344 		 gfp_t mask, unsigned long IP),
1345 
1346 	TP_ARGS(state, mask, IP),
1347 
1348 	TP_STRUCT__entry(
1349 		__field(const struct extent_state *, state)
1350 		__field(gfp_t, mask)
1351 		__field(const void*, ip)
1352 	),
1353 
1354 	TP_fast_assign(
1355 		__entry->state	= state,
1356 		__entry->mask	= mask,
1357 		__entry->ip	= (const void *)IP
1358 	),
1359 
1360 	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1361 		  show_gfp_flags(__entry->mask), __entry->ip)
1362 );
1363 
1364 TRACE_EVENT(free_extent_state,
1365 
1366 	TP_PROTO(const struct extent_state *state, unsigned long IP),
1367 
1368 	TP_ARGS(state, IP),
1369 
1370 	TP_STRUCT__entry(
1371 		__field(const struct extent_state *, state)
1372 		__field(const void*, ip)
1373 	),
1374 
1375 	TP_fast_assign(
1376 		__entry->state	= state,
1377 		__entry->ip = (const void *)IP
1378 	),
1379 
1380 	TP_printk("state=%p caller=%pS", __entry->state, __entry->ip)
1381 );
1382 
1383 DECLARE_EVENT_CLASS(btrfs__work,
1384 
1385 	TP_PROTO(const struct btrfs_work *work),
1386 
1387 	TP_ARGS(work),
1388 
1389 	TP_STRUCT__entry_btrfs(
1390 		__field(	const void *,	work			)
1391 		__field(	const void *,	wq			)
1392 		__field(	const void *,	func			)
1393 		__field(	const void *,	ordered_func		)
1394 		__field(	const void *,	ordered_free		)
1395 		__field(	const void *,	normal_work		)
1396 	),
1397 
1398 	TP_fast_assign_btrfs(btrfs_work_owner(work),
1399 		__entry->work		= work;
1400 		__entry->wq		= work->wq;
1401 		__entry->func		= work->func;
1402 		__entry->ordered_func	= work->ordered_func;
1403 		__entry->ordered_free	= work->ordered_free;
1404 		__entry->normal_work	= &work->normal_work;
1405 	),
1406 
1407 	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%ps ordered_func=%p "
1408 		  "ordered_free=%p",
1409 		  __entry->work, __entry->normal_work, __entry->wq,
1410 		   __entry->func, __entry->ordered_func, __entry->ordered_free)
1411 );
1412 
1413 /*
1414  * For situations when the work is freed, we pass fs_info and a tag that matches
1415  * the address of the work structure so it can be paired with the scheduling
1416  * event. DO NOT add anything here that dereferences wtag.
1417  */
1418 DECLARE_EVENT_CLASS(btrfs__work__done,
1419 
1420 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1421 
1422 	TP_ARGS(fs_info, wtag),
1423 
1424 	TP_STRUCT__entry_btrfs(
1425 		__field(	const void *,	wtag			)
1426 	),
1427 
1428 	TP_fast_assign_btrfs(fs_info,
1429 		__entry->wtag		= wtag;
1430 	),
1431 
1432 	TP_printk_btrfs("work->%p", __entry->wtag)
1433 );
1434 
1435 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1436 
1437 	TP_PROTO(const struct btrfs_work *work),
1438 
1439 	TP_ARGS(work)
1440 );
1441 
1442 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1443 
1444 	TP_PROTO(const struct btrfs_work *work),
1445 
1446 	TP_ARGS(work)
1447 );
1448 
1449 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1450 
1451 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1452 
1453 	TP_ARGS(fs_info, wtag)
1454 );
1455 
1456 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1457 
1458 	TP_PROTO(const struct btrfs_work *work),
1459 
1460 	TP_ARGS(work)
1461 );
1462 
1463 DECLARE_EVENT_CLASS(btrfs__workqueue,
1464 
1465 	TP_PROTO(const struct __btrfs_workqueue *wq,
1466 		 const char *name, int high),
1467 
1468 	TP_ARGS(wq, name, high),
1469 
1470 	TP_STRUCT__entry_btrfs(
1471 		__field(	const void *,	wq			)
1472 		__string(	name,	name			)
1473 		__field(	int ,	high			)
1474 	),
1475 
1476 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1477 		__entry->wq		= wq;
1478 		__assign_str(name, name);
1479 		__entry->high		= high;
1480 	),
1481 
1482 	TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1483 		  __print_flags(__entry->high, "",
1484 				{(WQ_HIGHPRI),	"-high"}),
1485 		  __entry->wq)
1486 );
1487 
1488 DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1489 
1490 	TP_PROTO(const struct __btrfs_workqueue *wq,
1491 		 const char *name, int high),
1492 
1493 	TP_ARGS(wq, name, high)
1494 );
1495 
1496 DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1497 
1498 	TP_PROTO(const struct __btrfs_workqueue *wq),
1499 
1500 	TP_ARGS(wq),
1501 
1502 	TP_STRUCT__entry_btrfs(
1503 		__field(	const void *,	wq		)
1504 	),
1505 
1506 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1507 		__entry->wq		= wq;
1508 	),
1509 
1510 	TP_printk_btrfs("wq=%p", __entry->wq)
1511 );
1512 
1513 DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1514 
1515 	TP_PROTO(const struct __btrfs_workqueue *wq),
1516 
1517 	TP_ARGS(wq)
1518 );
1519 
1520 #define BTRFS_QGROUP_OPERATIONS				\
1521 	{ QGROUP_RESERVE,	"reserve"	},	\
1522 	{ QGROUP_RELEASE,	"release"	},	\
1523 	{ QGROUP_FREE,		"free"		}
1524 
1525 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1526 
1527 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1528 		 u64 reserved, int op),
1529 
1530 	TP_ARGS(inode, start, len, reserved, op),
1531 
1532 	TP_STRUCT__entry_btrfs(
1533 		__field(	u64,		rootid		)
1534 		__field(	u64,		ino		)
1535 		__field(	u64,		start		)
1536 		__field(	u64,		len		)
1537 		__field(	u64,		reserved	)
1538 		__field(	int,		op		)
1539 	),
1540 
1541 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1542 		__entry->rootid		=
1543 			BTRFS_I(inode)->root->root_key.objectid;
1544 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
1545 		__entry->start		= start;
1546 		__entry->len		= len;
1547 		__entry->reserved	= reserved;
1548 		__entry->op		= op;
1549 	),
1550 
1551 	TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1552 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1553 		  __entry->reserved,
1554 		  __print_flags((unsigned long)__entry->op, "",
1555 				BTRFS_QGROUP_OPERATIONS)
1556 	)
1557 );
1558 
1559 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1560 
1561 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1562 		 u64 reserved, int op),
1563 
1564 	TP_ARGS(inode, start, len, reserved, op)
1565 );
1566 
1567 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1568 
1569 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1570 		 u64 reserved, int op),
1571 
1572 	TP_ARGS(inode, start, len, reserved, op)
1573 );
1574 
1575 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1576 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1577 		 const struct btrfs_qgroup_extent_record *rec),
1578 
1579 	TP_ARGS(fs_info, rec),
1580 
1581 	TP_STRUCT__entry_btrfs(
1582 		__field(	u64,  bytenr		)
1583 		__field(	u64,  num_bytes		)
1584 	),
1585 
1586 	TP_fast_assign_btrfs(fs_info,
1587 		__entry->bytenr		= rec->bytenr,
1588 		__entry->num_bytes	= rec->num_bytes;
1589 	),
1590 
1591 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1592 		  __entry->bytenr, __entry->num_bytes)
1593 );
1594 
1595 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1596 
1597 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1598 		 const struct btrfs_qgroup_extent_record *rec),
1599 
1600 	TP_ARGS(fs_info, rec)
1601 );
1602 
1603 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1604 
1605 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1606 		 const struct btrfs_qgroup_extent_record *rec),
1607 
1608 	TP_ARGS(fs_info, rec)
1609 );
1610 
1611 TRACE_EVENT(qgroup_num_dirty_extents,
1612 
1613 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
1614 		 u64 num_dirty_extents),
1615 
1616 	TP_ARGS(fs_info, transid, num_dirty_extents),
1617 
1618 	TP_STRUCT__entry_btrfs(
1619 		__field(	u64, transid			)
1620 		__field(	u64, num_dirty_extents		)
1621 	),
1622 
1623 	TP_fast_assign_btrfs(fs_info,
1624 		__entry->transid	   = transid;
1625 		__entry->num_dirty_extents = num_dirty_extents;
1626 	),
1627 
1628 	TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
1629 		__entry->transid, __entry->num_dirty_extents)
1630 );
1631 
1632 TRACE_EVENT(btrfs_qgroup_account_extent,
1633 
1634 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
1635 		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1636 
1637 	TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
1638 		nr_new_roots),
1639 
1640 	TP_STRUCT__entry_btrfs(
1641 		__field(	u64,  transid			)
1642 		__field(	u64,  bytenr			)
1643 		__field(	u64,  num_bytes			)
1644 		__field(	u64,  nr_old_roots		)
1645 		__field(	u64,  nr_new_roots		)
1646 	),
1647 
1648 	TP_fast_assign_btrfs(fs_info,
1649 		__entry->transid	= transid;
1650 		__entry->bytenr		= bytenr;
1651 		__entry->num_bytes	= num_bytes;
1652 		__entry->nr_old_roots	= nr_old_roots;
1653 		__entry->nr_new_roots	= nr_new_roots;
1654 	),
1655 
1656 	TP_printk_btrfs(
1657 "transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
1658 		__entry->transid,
1659 		__entry->bytenr,
1660 		__entry->num_bytes,
1661 		__entry->nr_old_roots,
1662 		__entry->nr_new_roots)
1663 );
1664 
1665 TRACE_EVENT(qgroup_update_counters,
1666 
1667 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1668 		 const struct btrfs_qgroup *qgroup,
1669 		 u64 cur_old_count, u64 cur_new_count),
1670 
1671 	TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
1672 
1673 	TP_STRUCT__entry_btrfs(
1674 		__field(	u64,  qgid			)
1675 		__field(	u64,  old_rfer			)
1676 		__field(	u64,  old_excl			)
1677 		__field(	u64,  cur_old_count		)
1678 		__field(	u64,  cur_new_count		)
1679 	),
1680 
1681 	TP_fast_assign_btrfs(fs_info,
1682 		__entry->qgid		= qgroup->qgroupid;
1683 		__entry->old_rfer	= qgroup->rfer;
1684 		__entry->old_excl	= qgroup->excl;
1685 		__entry->cur_old_count	= cur_old_count;
1686 		__entry->cur_new_count	= cur_new_count;
1687 	),
1688 
1689 	TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
1690 		  __entry->qgid, __entry->old_rfer, __entry->old_excl,
1691 		  __entry->cur_old_count, __entry->cur_new_count)
1692 );
1693 
1694 TRACE_EVENT(qgroup_update_reserve,
1695 
1696 	TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1697 		 s64 diff, int type),
1698 
1699 	TP_ARGS(fs_info, qgroup, diff, type),
1700 
1701 	TP_STRUCT__entry_btrfs(
1702 		__field(	u64,	qgid			)
1703 		__field(	u64,	cur_reserved		)
1704 		__field(	s64,	diff			)
1705 		__field(	int,	type			)
1706 	),
1707 
1708 	TP_fast_assign_btrfs(fs_info,
1709 		__entry->qgid		= qgroup->qgroupid;
1710 		__entry->cur_reserved	= qgroup->rsv.values[type];
1711 		__entry->diff		= diff;
1712 		__entry->type		= type;
1713 	),
1714 
1715 	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1716 		__entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
1717 		__entry->cur_reserved, __entry->diff)
1718 );
1719 
1720 TRACE_EVENT(qgroup_meta_reserve,
1721 
1722 	TP_PROTO(struct btrfs_root *root, s64 diff, int type),
1723 
1724 	TP_ARGS(root, diff, type),
1725 
1726 	TP_STRUCT__entry_btrfs(
1727 		__field(	u64,	refroot			)
1728 		__field(	s64,	diff			)
1729 		__field(	int,	type			)
1730 	),
1731 
1732 	TP_fast_assign_btrfs(root->fs_info,
1733 		__entry->refroot	= root->root_key.objectid;
1734 		__entry->diff		= diff;
1735 		__entry->type		= type;
1736 	),
1737 
1738 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1739 		show_root_type(__entry->refroot),
1740 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1741 );
1742 
1743 TRACE_EVENT(qgroup_meta_convert,
1744 
1745 	TP_PROTO(struct btrfs_root *root, s64 diff),
1746 
1747 	TP_ARGS(root, diff),
1748 
1749 	TP_STRUCT__entry_btrfs(
1750 		__field(	u64,	refroot			)
1751 		__field(	s64,	diff			)
1752 	),
1753 
1754 	TP_fast_assign_btrfs(root->fs_info,
1755 		__entry->refroot	= root->root_key.objectid;
1756 		__entry->diff		= diff;
1757 	),
1758 
1759 	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1760 		show_root_type(__entry->refroot),
1761 		__print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
1762 		__print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
1763 		__entry->diff)
1764 );
1765 
1766 TRACE_EVENT(qgroup_meta_free_all_pertrans,
1767 
1768 	TP_PROTO(struct btrfs_root *root),
1769 
1770 	TP_ARGS(root),
1771 
1772 	TP_STRUCT__entry_btrfs(
1773 		__field(	u64,	refroot			)
1774 		__field(	s64,	diff			)
1775 		__field(	int,	type			)
1776 	),
1777 
1778 	TP_fast_assign_btrfs(root->fs_info,
1779 		__entry->refroot	= root->root_key.objectid;
1780 		spin_lock(&root->qgroup_meta_rsv_lock);
1781 		__entry->diff		= -(s64)root->qgroup_meta_rsv_pertrans;
1782 		spin_unlock(&root->qgroup_meta_rsv_lock);
1783 		__entry->type		= BTRFS_QGROUP_RSV_META_PERTRANS;
1784 	),
1785 
1786 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1787 		show_root_type(__entry->refroot),
1788 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1789 );
1790 
1791 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1792 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1793 		 const struct prelim_ref *oldref,
1794 		 const struct prelim_ref *newref, u64 tree_size),
1795 	TP_ARGS(fs_info, newref, oldref, tree_size),
1796 
1797 	TP_STRUCT__entry_btrfs(
1798 		__field(	u64,  root_id		)
1799 		__field(	u64,  objectid		)
1800 		__field(	 u8,  type		)
1801 		__field(	u64,  offset		)
1802 		__field(	int,  level		)
1803 		__field(	int,  old_count		)
1804 		__field(	u64,  parent		)
1805 		__field(	u64,  bytenr		)
1806 		__field(	int,  mod_count		)
1807 		__field(	u64,  tree_size		)
1808 	),
1809 
1810 	TP_fast_assign_btrfs(fs_info,
1811 		__entry->root_id	= oldref->root_id;
1812 		__entry->objectid	= oldref->key_for_search.objectid;
1813 		__entry->type		= oldref->key_for_search.type;
1814 		__entry->offset		= oldref->key_for_search.offset;
1815 		__entry->level		= oldref->level;
1816 		__entry->old_count	= oldref->count;
1817 		__entry->parent		= oldref->parent;
1818 		__entry->bytenr		= oldref->wanted_disk_byte;
1819 		__entry->mod_count	= newref ? newref->count : 0;
1820 		__entry->tree_size	= tree_size;
1821 	),
1822 
1823 	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1824 			__entry->root_id,
1825 			__entry->objectid, __entry->type,
1826 			__entry->offset, __entry->level,
1827 			__entry->old_count, __entry->mod_count,
1828 			__entry->old_count + __entry->mod_count,
1829 			__entry->parent,
1830 			__entry->bytenr,
1831 			__entry->tree_size)
1832 );
1833 
1834 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1835 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1836 		 const struct prelim_ref *oldref,
1837 		 const struct prelim_ref *newref, u64 tree_size),
1838 	TP_ARGS(fs_info, oldref, newref, tree_size)
1839 );
1840 
1841 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1842 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1843 		 const struct prelim_ref *oldref,
1844 		 const struct prelim_ref *newref, u64 tree_size),
1845 	TP_ARGS(fs_info, oldref, newref, tree_size)
1846 );
1847 
1848 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1849 	TP_PROTO(const struct btrfs_root *root, u64 ino, int mod),
1850 
1851 	TP_ARGS(root, ino, mod),
1852 
1853 	TP_STRUCT__entry_btrfs(
1854 		__field(	u64, root_objectid	)
1855 		__field(	u64, ino		)
1856 		__field(	int, mod		)
1857 	),
1858 
1859 	TP_fast_assign_btrfs(root->fs_info,
1860 		__entry->root_objectid	= root->root_key.objectid;
1861 		__entry->ino		= ino;
1862 		__entry->mod		= mod;
1863 	),
1864 
1865 	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1866 			show_root_type(__entry->root_objectid),
1867 			__entry->ino, __entry->mod)
1868 );
1869 
1870 DECLARE_EVENT_CLASS(btrfs__block_group,
1871 	TP_PROTO(const struct btrfs_block_group *bg_cache),
1872 
1873 	TP_ARGS(bg_cache),
1874 
1875 	TP_STRUCT__entry_btrfs(
1876 		__field(	u64,	bytenr		)
1877 		__field(	u64,	len		)
1878 		__field(	u64,	used		)
1879 		__field(	u64,	flags		)
1880 	),
1881 
1882 	TP_fast_assign_btrfs(bg_cache->fs_info,
1883 		__entry->bytenr = bg_cache->start,
1884 		__entry->len	= bg_cache->length,
1885 		__entry->used	= bg_cache->used;
1886 		__entry->flags	= bg_cache->flags;
1887 	),
1888 
1889 	TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
1890 		__entry->bytenr, __entry->len, __entry->used, __entry->flags,
1891 		__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
1892 );
1893 
1894 DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
1895 	TP_PROTO(const struct btrfs_block_group *bg_cache),
1896 
1897 	TP_ARGS(bg_cache)
1898 );
1899 
1900 DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
1901 	TP_PROTO(const struct btrfs_block_group *bg_cache),
1902 
1903 	TP_ARGS(bg_cache)
1904 );
1905 
1906 DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
1907 	TP_PROTO(const struct btrfs_block_group *bg_cache),
1908 
1909 	TP_ARGS(bg_cache)
1910 );
1911 
1912 TRACE_EVENT(btrfs_set_extent_bit,
1913 	TP_PROTO(const struct extent_io_tree *tree,
1914 		 u64 start, u64 len, unsigned set_bits),
1915 
1916 	TP_ARGS(tree, start, len, set_bits),
1917 
1918 	TP_STRUCT__entry_btrfs(
1919 		__field(	unsigned,	owner	)
1920 		__field(	u64,		ino	)
1921 		__field(	u64,		rootid	)
1922 		__field(	u64,		start	)
1923 		__field(	u64,		len	)
1924 		__field(	unsigned,	set_bits)
1925 	),
1926 
1927 	TP_fast_assign_btrfs(tree->fs_info,
1928 		__entry->owner = tree->owner;
1929 		if (tree->private_data) {
1930 			const struct inode *inode = tree->private_data;
1931 
1932 			__entry->ino	= btrfs_ino(BTRFS_I(inode));
1933 			__entry->rootid	=
1934 				BTRFS_I(inode)->root->root_key.objectid;
1935 		} else {
1936 			__entry->ino	= 0;
1937 			__entry->rootid	= 0;
1938 		}
1939 		__entry->start		= start;
1940 		__entry->len		= len;
1941 		__entry->set_bits	= set_bits;
1942 	),
1943 
1944 	TP_printk_btrfs(
1945 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
1946 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
1947 		__entry->rootid, __entry->start, __entry->len,
1948 		__print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
1949 );
1950 
1951 TRACE_EVENT(btrfs_clear_extent_bit,
1952 	TP_PROTO(const struct extent_io_tree *tree,
1953 		 u64 start, u64 len, unsigned clear_bits),
1954 
1955 	TP_ARGS(tree, start, len, clear_bits),
1956 
1957 	TP_STRUCT__entry_btrfs(
1958 		__field(	unsigned,	owner	)
1959 		__field(	u64,		ino	)
1960 		__field(	u64,		rootid	)
1961 		__field(	u64,		start	)
1962 		__field(	u64,		len	)
1963 		__field(	unsigned,	clear_bits)
1964 	),
1965 
1966 	TP_fast_assign_btrfs(tree->fs_info,
1967 		__entry->owner = tree->owner;
1968 		if (tree->private_data) {
1969 			const struct inode *inode = tree->private_data;
1970 
1971 			__entry->ino	= btrfs_ino(BTRFS_I(inode));
1972 			__entry->rootid	=
1973 				BTRFS_I(inode)->root->root_key.objectid;
1974 		} else {
1975 			__entry->ino	= 0;
1976 			__entry->rootid	= 0;
1977 		}
1978 		__entry->start		= start;
1979 		__entry->len		= len;
1980 		__entry->clear_bits	= clear_bits;
1981 	),
1982 
1983 	TP_printk_btrfs(
1984 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
1985 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
1986 		__entry->rootid, __entry->start, __entry->len,
1987 		__print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
1988 );
1989 
1990 TRACE_EVENT(btrfs_convert_extent_bit,
1991 	TP_PROTO(const struct extent_io_tree *tree,
1992 		 u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
1993 
1994 	TP_ARGS(tree, start, len, set_bits, clear_bits),
1995 
1996 	TP_STRUCT__entry_btrfs(
1997 		__field(	unsigned,	owner	)
1998 		__field(	u64,		ino	)
1999 		__field(	u64,		rootid	)
2000 		__field(	u64,		start	)
2001 		__field(	u64,		len	)
2002 		__field(	unsigned,	set_bits)
2003 		__field(	unsigned,	clear_bits)
2004 	),
2005 
2006 	TP_fast_assign_btrfs(tree->fs_info,
2007 		__entry->owner = tree->owner;
2008 		if (tree->private_data) {
2009 			const struct inode *inode = tree->private_data;
2010 
2011 			__entry->ino	= btrfs_ino(BTRFS_I(inode));
2012 			__entry->rootid	=
2013 				BTRFS_I(inode)->root->root_key.objectid;
2014 		} else {
2015 			__entry->ino	= 0;
2016 			__entry->rootid	= 0;
2017 		}
2018 		__entry->start		= start;
2019 		__entry->len		= len;
2020 		__entry->set_bits	= set_bits;
2021 		__entry->clear_bits	= clear_bits;
2022 	),
2023 
2024 	TP_printk_btrfs(
2025 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2026 		  __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2027 		  __entry->rootid, __entry->start, __entry->len,
2028 		  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2029 		  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2030 );
2031 
2032 DECLARE_EVENT_CLASS(btrfs_dump_space_info,
2033 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2034 		 const struct btrfs_space_info *sinfo),
2035 
2036 	TP_ARGS(fs_info, sinfo),
2037 
2038 	TP_STRUCT__entry_btrfs(
2039 		__field(	u64,	flags			)
2040 		__field(	u64,	total_bytes		)
2041 		__field(	u64,	bytes_used		)
2042 		__field(	u64,	bytes_pinned		)
2043 		__field(	u64,	bytes_reserved		)
2044 		__field(	u64,	bytes_may_use		)
2045 		__field(	u64,	bytes_readonly		)
2046 		__field(	u64,	reclaim_size		)
2047 		__field(	int,	clamp			)
2048 		__field(	u64,	global_reserved		)
2049 		__field(	u64,	trans_reserved		)
2050 		__field(	u64,	delayed_refs_reserved	)
2051 		__field(	u64,	delayed_reserved	)
2052 		__field(	u64,	free_chunk_space	)
2053 	),
2054 
2055 	TP_fast_assign_btrfs(fs_info,
2056 		__entry->flags			=	sinfo->flags;
2057 		__entry->total_bytes		=	sinfo->total_bytes;
2058 		__entry->bytes_used		=	sinfo->bytes_used;
2059 		__entry->bytes_pinned		=	sinfo->bytes_pinned;
2060 		__entry->bytes_reserved		=	sinfo->bytes_reserved;
2061 		__entry->bytes_may_use		=	sinfo->bytes_may_use;
2062 		__entry->bytes_readonly		=	sinfo->bytes_readonly;
2063 		__entry->reclaim_size		=	sinfo->reclaim_size;
2064 		__entry->clamp			=	sinfo->clamp;
2065 		__entry->global_reserved	=	fs_info->global_block_rsv.reserved;
2066 		__entry->trans_reserved		=	fs_info->trans_block_rsv.reserved;
2067 		__entry->delayed_refs_reserved	=	fs_info->delayed_refs_rsv.reserved;
2068 		__entry->delayed_reserved	=	fs_info->delayed_block_rsv.reserved;
2069 		__entry->free_chunk_space	=	atomic64_read(&fs_info->free_chunk_space);
2070 	),
2071 
2072 	TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
2073 			"bytes_pinned=%llu bytes_reserved=%llu "
2074 			"bytes_may_use=%llu bytes_readonly=%llu "
2075 			"reclaim_size=%llu clamp=%d global_reserved=%llu "
2076 			"trans_reserved=%llu delayed_refs_reserved=%llu "
2077 			"delayed_reserved=%llu chunk_free_space=%llu",
2078 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2079 			__entry->total_bytes, __entry->bytes_used,
2080 			__entry->bytes_pinned, __entry->bytes_reserved,
2081 			__entry->bytes_may_use, __entry->bytes_readonly,
2082 			__entry->reclaim_size, __entry->clamp,
2083 			__entry->global_reserved, __entry->trans_reserved,
2084 			__entry->delayed_refs_reserved,
2085 			__entry->delayed_reserved, __entry->free_chunk_space)
2086 );
2087 
2088 DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
2089 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2090 		 const struct btrfs_space_info *sinfo),
2091 	TP_ARGS(fs_info, sinfo)
2092 );
2093 
2094 TRACE_EVENT(btrfs_reserve_ticket,
2095 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
2096 		 u64 start_ns, int flush, int error),
2097 
2098 	TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
2099 
2100 	TP_STRUCT__entry_btrfs(
2101 		__field(	u64,	flags		)
2102 		__field(	u64,	bytes		)
2103 		__field(	u64,	start_ns	)
2104 		__field(	int,	flush		)
2105 		__field(	int,	error		)
2106 	),
2107 
2108 	TP_fast_assign_btrfs(fs_info,
2109 		__entry->flags		= flags;
2110 		__entry->bytes		= bytes;
2111 		__entry->start_ns	= start_ns;
2112 		__entry->flush		= flush;
2113 		__entry->error		= error;
2114 	),
2115 
2116 	TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
2117 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2118 			__entry->bytes, __entry->start_ns,
2119 			__print_symbolic(__entry->flush, FLUSH_ACTIONS),
2120 			__entry->error)
2121 );
2122 
2123 DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2124 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2125 
2126 	TP_ARGS(eb, start_ns),
2127 
2128 	TP_STRUCT__entry_btrfs(
2129 		__field(	u64,	block		)
2130 		__field(	u64,	generation	)
2131 		__field(	u64,	start_ns	)
2132 		__field(	u64,	end_ns		)
2133 		__field(	u64,	diff_ns		)
2134 		__field(	u64,	owner		)
2135 		__field(	int,	is_log_tree	)
2136 	),
2137 
2138 	TP_fast_assign_btrfs(eb->fs_info,
2139 		__entry->block		= eb->start;
2140 		__entry->generation	= btrfs_header_generation(eb);
2141 		__entry->start_ns	= start_ns;
2142 		__entry->end_ns		= ktime_get_ns();
2143 		__entry->diff_ns	= __entry->end_ns - start_ns;
2144 		__entry->owner		= btrfs_header_owner(eb);
2145 		__entry->is_log_tree	= (eb->log_index >= 0);
2146 	),
2147 
2148 	TP_printk_btrfs(
2149 "block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2150 		__entry->block, __entry->generation,
2151 		__entry->start_ns, __entry->end_ns, __entry->diff_ns,
2152 		__entry->owner, __entry->is_log_tree)
2153 );
2154 
2155 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2156 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2157 
2158 	TP_ARGS(eb, start_ns)
2159 );
2160 
2161 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2162 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2163 
2164 	TP_ARGS(eb, start_ns)
2165 );
2166 
2167 DECLARE_EVENT_CLASS(btrfs_locking_events,
2168 	TP_PROTO(const struct extent_buffer *eb),
2169 
2170 	TP_ARGS(eb),
2171 
2172 	TP_STRUCT__entry_btrfs(
2173 		__field(	u64,	block		)
2174 		__field(	u64,	generation	)
2175 		__field(	u64,	owner		)
2176 		__field(	int,	is_log_tree	)
2177 	),
2178 
2179 	TP_fast_assign_btrfs(eb->fs_info,
2180 		__entry->block		= eb->start;
2181 		__entry->generation	= btrfs_header_generation(eb);
2182 		__entry->owner		= btrfs_header_owner(eb);
2183 		__entry->is_log_tree	= (eb->log_index >= 0);
2184 	),
2185 
2186 	TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2187 		__entry->block, __entry->generation,
2188 		__entry->owner, __entry->is_log_tree)
2189 );
2190 
2191 #define DEFINE_BTRFS_LOCK_EVENT(name)				\
2192 DEFINE_EVENT(btrfs_locking_events, name,			\
2193 		TP_PROTO(const struct extent_buffer *eb),	\
2194 								\
2195 		TP_ARGS(eb)					\
2196 )
2197 
2198 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2199 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2200 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock_blocking);
2201 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_read);
2202 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_write);
2203 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2204 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_write_lock);
2205 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic);
2206 
2207 DECLARE_EVENT_CLASS(btrfs__space_info_update,
2208 
2209 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2210 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2211 
2212 	TP_ARGS(fs_info, sinfo, old, diff),
2213 
2214 	TP_STRUCT__entry_btrfs(
2215 		__field(	u64,	type		)
2216 		__field(	u64,	old		)
2217 		__field(	s64,	diff		)
2218 	),
2219 
2220 	TP_fast_assign_btrfs(fs_info,
2221 		__entry->type	= sinfo->flags;
2222 		__entry->old	= old;
2223 		__entry->diff	= diff;
2224 	),
2225 	TP_printk_btrfs("type=%s old=%llu diff=%lld",
2226 		__print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2227 		__entry->old, __entry->diff)
2228 );
2229 
2230 DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2231 
2232 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2233 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2234 
2235 	TP_ARGS(fs_info, sinfo, old, diff)
2236 );
2237 
2238 DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
2239 
2240 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2241 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2242 
2243 	TP_ARGS(fs_info, sinfo, old, diff)
2244 );
2245 
2246 #endif /* _TRACE_BTRFS_H */
2247 
2248 /* This part must be outside protection */
2249 #include <trace/define_trace.h>
2250