xref: /linux/include/trace/events/btrfs.h (revision ab93e0dd72c37d378dd936f031ffb83ff2bd87ce)
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_ref_head;
20 struct btrfs_block_group;
21 struct btrfs_free_cluster;
22 struct btrfs_chunk_map;
23 struct extent_buffer;
24 struct btrfs_work;
25 struct btrfs_workqueue;
26 struct btrfs_qgroup_extent_record;
27 struct btrfs_qgroup;
28 struct extent_io_tree;
29 struct prelim_ref;
30 struct btrfs_space_info;
31 struct btrfs_raid_bio;
32 struct raid56_bio_trace_info;
33 struct find_free_extent_ctl;
34 
35 #define show_ref_type(type)						\
36 	__print_symbolic(type,						\
37 		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
38 		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
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_BLOCK_GROUP_TREE_OBJECTID, "BLOCK_GROUP_TREE" },\
57 		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
58 
59 #define show_root_type(obj)						\
60 	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
61 	      (obj >= BTRFS_ROOT_TREE_OBJECTID &&			\
62 	       obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
63 
64 #define FLUSH_ACTIONS								\
65 	EM( BTRFS_RESERVE_NO_FLUSH,		"BTRFS_RESERVE_NO_FLUSH")	\
66 	EM( BTRFS_RESERVE_FLUSH_LIMIT,		"BTRFS_RESERVE_FLUSH_LIMIT")	\
67 	EM( BTRFS_RESERVE_FLUSH_ALL,		"BTRFS_RESERVE_FLUSH_ALL")	\
68 	EMe(BTRFS_RESERVE_FLUSH_ALL_STEAL,	"BTRFS_RESERVE_FLUSH_ALL_STEAL")
69 
70 #define FI_TYPES							\
71 	EM( BTRFS_FILE_EXTENT_INLINE,		"INLINE")		\
72 	EM( BTRFS_FILE_EXTENT_REG,		"REG")			\
73 	EMe(BTRFS_FILE_EXTENT_PREALLOC,		"PREALLOC")
74 
75 #define QGROUP_RSV_TYPES						\
76 	EM( BTRFS_QGROUP_RSV_DATA,		"DATA")			\
77 	EM( BTRFS_QGROUP_RSV_META_PERTRANS,	"META_PERTRANS")	\
78 	EMe(BTRFS_QGROUP_RSV_META_PREALLOC,	"META_PREALLOC")
79 
80 #define IO_TREE_OWNER						    \
81 	EM( IO_TREE_FS_PINNED_EXTENTS, 	  "PINNED_EXTENTS")	    \
82 	EM( IO_TREE_FS_EXCLUDED_EXTENTS,  "EXCLUDED_EXTENTS")	    \
83 	EM( IO_TREE_BTREE_INODE_IO,	  "BTREE_INODE_IO")	    \
84 	EM( IO_TREE_INODE_IO,		  "INODE_IO")		    \
85 	EM( IO_TREE_RELOC_BLOCKS,	  "RELOC_BLOCKS")	    \
86 	EM( IO_TREE_TRANS_DIRTY_PAGES,	  "TRANS_DIRTY_PAGES")      \
87 	EM( IO_TREE_ROOT_DIRTY_LOG_PAGES, "ROOT_DIRTY_LOG_PAGES")   \
88 	EM( IO_TREE_INODE_FILE_EXTENT,	  "INODE_FILE_EXTENT")      \
89 	EM( IO_TREE_LOG_CSUM_RANGE,	  "LOG_CSUM_RANGE")         \
90 	EMe(IO_TREE_SELFTEST,		  "SELFTEST")
91 
92 #define FLUSH_STATES							\
93 	EM( FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR")	\
94 	EM( FLUSH_DELAYED_ITEMS,	"FLUSH_DELAYED_ITEMS")		\
95 	EM( FLUSH_DELALLOC,		"FLUSH_DELALLOC")		\
96 	EM( FLUSH_DELALLOC_WAIT,	"FLUSH_DELALLOC_WAIT")		\
97 	EM( FLUSH_DELALLOC_FULL,	"FLUSH_DELALLOC_FULL")		\
98 	EM( FLUSH_DELAYED_REFS_NR,	"FLUSH_DELAYED_REFS_NR")	\
99 	EM( FLUSH_DELAYED_REFS,		"FLUSH_DELAYED_REFS")		\
100 	EM( ALLOC_CHUNK,		"ALLOC_CHUNK")			\
101 	EM( ALLOC_CHUNK_FORCE,		"ALLOC_CHUNK_FORCE")		\
102 	EM( RUN_DELAYED_IPUTS,		"RUN_DELAYED_IPUTS")		\
103 	EM( COMMIT_TRANS,		"COMMIT_TRANS")			\
104 	EMe(RESET_ZONES,		"RESET_ZONES")
105 
106 /*
107  * First define the enums in the above macros to be exported to userspace via
108  * TRACE_DEFINE_ENUM().
109  */
110 
111 #undef EM
112 #undef EMe
113 #define EM(a, b)	TRACE_DEFINE_ENUM(a);
114 #define EMe(a, b)	TRACE_DEFINE_ENUM(a);
115 
116 FLUSH_ACTIONS
117 FI_TYPES
118 QGROUP_RSV_TYPES
119 IO_TREE_OWNER
120 FLUSH_STATES
121 
122 /*
123  * Now redefine the EM and EMe macros to map the enums to the strings that will
124  * be printed in the output
125  */
126 
127 #undef EM
128 #undef EMe
129 #define EM(a, b)        {a, b},
130 #define EMe(a, b)       {a, b}
131 
132 
133 #define BTRFS_GROUP_FLAGS	\
134 	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
135 	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
136 	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
137 	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
138 	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
139 	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
140 	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
141 	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
142 	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}
143 
144 #define EXTENT_FLAGS						\
145 	{ EXTENT_DIRTY,			"DIRTY"},		\
146 	{ EXTENT_LOCKED,		"LOCKED"},		\
147 	{ EXTENT_DIRTY_LOG1,		"DIRTY_LOG1"},		\
148 	{ EXTENT_DIRTY_LOG2,		"DIRTY_LOG2"},		\
149 	{ EXTENT_DELALLOC,		"DELALLOC"},		\
150 	{ EXTENT_DEFRAG,		"DEFRAG"},		\
151 	{ EXTENT_BOUNDARY,		"BOUNDARY"},		\
152 	{ EXTENT_NODATASUM,		"NODATASUM"},		\
153 	{ EXTENT_CLEAR_META_RESV,	"CLEAR_META_RESV"},	\
154 	{ EXTENT_NEED_WAIT,		"NEED_WAIT"},		\
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_fs_info *fs_info),
186 
187 	TP_ARGS(fs_info),
188 
189 	TP_STRUCT__entry_btrfs(
190 		__field(	u64,  generation		)
191 		__field(	u64,  root_objectid		)
192 	),
193 
194 	TP_fast_assign_btrfs(fs_info,
195 		__entry->generation	= fs_info->generation;
196 		__entry->root_objectid	= BTRFS_ROOT_TREE_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 = btrfs_root_id(BTRFS_I(inode)->root);
228 	),
229 
230 	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
231 		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
232 		  show_root_type(__entry->root_objectid),
233 		  __entry->generation,
234 		  __entry->ino,
235 		  __entry->blocks,
236 		  __entry->disk_i_size,
237 		  __entry->last_trans,
238 		  __entry->logged_trans)
239 );
240 
241 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
242 
243 	TP_PROTO(const struct inode *inode),
244 
245 	TP_ARGS(inode)
246 );
247 
248 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
249 
250 	TP_PROTO(const struct inode *inode),
251 
252 	TP_ARGS(inode)
253 );
254 
255 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
256 
257 	TP_PROTO(const struct inode *inode),
258 
259 	TP_ARGS(inode)
260 );
261 
262 #define __show_map_type(type)						\
263 	__print_symbolic_u64(type,					\
264 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
265 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
266 		{ EXTENT_MAP_INLINE,	"INLINE"	})
267 
268 #define show_map_type(type)			\
269 	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
270 
271 #define show_map_flags(flag)						\
272 	__print_flags(flag, "|",					\
273 		{ EXTENT_FLAG_PINNED,		"PINNED"	},\
274 		{ EXTENT_FLAG_COMPRESS_ZLIB,	"COMPRESS_ZLIB"	},\
275 		{ EXTENT_FLAG_COMPRESS_LZO,	"COMPRESS_LZO"	},\
276 		{ EXTENT_FLAG_COMPRESS_ZSTD,	"COMPRESS_ZSTD"	},\
277 		{ EXTENT_FLAG_PREALLOC,		"PREALLOC"	},\
278 		{ EXTENT_FLAG_LOGGING,		"LOGGING"	})
279 
280 TRACE_EVENT_CONDITION(btrfs_get_extent,
281 
282 	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
283 		 const struct extent_map *map),
284 
285 	TP_ARGS(root, inode, map),
286 
287 	TP_CONDITION(map),
288 
289 	TP_STRUCT__entry_btrfs(
290 		__field(	u64,  root_objectid	)
291 		__field(	u64,  ino		)
292 		__field(	u64,  start		)
293 		__field(	u64,  len		)
294 		__field(	u32,  flags		)
295 		__field(	int,  refs		)
296 	),
297 
298 	TP_fast_assign_btrfs(root->fs_info,
299 		__entry->root_objectid	= btrfs_root_id(root);
300 		__entry->ino		= btrfs_ino(inode);
301 		__entry->start		= map->start;
302 		__entry->len		= map->len;
303 		__entry->flags		= map->flags;
304 		__entry->refs		= refcount_read(&map->refs);
305 	),
306 
307 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu flags=%s refs=%u",
308 		  show_root_type(__entry->root_objectid),
309 		  __entry->ino,
310 		  __entry->start,
311 		  __entry->len,
312 		  show_map_flags(__entry->flags),
313 		  __entry->refs)
314 );
315 
316 TRACE_EVENT(btrfs_handle_em_exist,
317 
318 	TP_PROTO(const struct btrfs_fs_info *fs_info,
319 		const struct extent_map *existing, const struct extent_map *map,
320 		u64 start, u64 len),
321 
322 	TP_ARGS(fs_info, existing, map, start, len),
323 
324 	TP_STRUCT__entry_btrfs(
325 		__field(	u64,  e_start		)
326 		__field(	u64,  e_len		)
327 		__field(	u64,  map_start		)
328 		__field(	u64,  map_len		)
329 		__field(	u64,  start		)
330 		__field(	u64,  len		)
331 	),
332 
333 	TP_fast_assign_btrfs(fs_info,
334 		__entry->e_start	= existing->start;
335 		__entry->e_len		= existing->len;
336 		__entry->map_start	= map->start;
337 		__entry->map_len	= map->len;
338 		__entry->start		= start;
339 		__entry->len		= len;
340 	),
341 
342 	TP_printk_btrfs("start=%llu len=%llu "
343 		  "existing(start=%llu len=%llu) "
344 		  "em(start=%llu len=%llu)",
345 		  __entry->start,
346 		  __entry->len,
347 		  __entry->e_start,
348 		  __entry->e_len,
349 		  __entry->map_start,
350 		  __entry->map_len)
351 );
352 
353 /* file extent item */
354 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
355 
356 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
357 		 const struct btrfs_file_extent_item *fi, u64 start),
358 
359 	TP_ARGS(bi, l, fi, start),
360 
361 	TP_STRUCT__entry_btrfs(
362 		__field(	u64,	root_obj	)
363 		__field(	u64,	ino		)
364 		__field(	loff_t,	isize		)
365 		__field(	u64,	disk_isize	)
366 		__field(	u64,	num_bytes	)
367 		__field(	u64,	ram_bytes	)
368 		__field(	u64,	disk_bytenr	)
369 		__field(	u64,	disk_num_bytes	)
370 		__field(	u64,	extent_offset	)
371 		__field(	u8,	extent_type	)
372 		__field(	u8,	compression	)
373 		__field(	u64,	extent_start	)
374 		__field(	u64,	extent_end	)
375 	),
376 
377 	TP_fast_assign_btrfs(bi->root->fs_info,
378 		__entry->root_obj	= btrfs_root_id(bi->root);
379 		__entry->ino		= btrfs_ino(bi);
380 		__entry->isize		= bi->vfs_inode.i_size;
381 		__entry->disk_isize	= bi->disk_i_size;
382 		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
383 		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
384 		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
385 		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
386 		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
387 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
388 		__entry->compression	= btrfs_file_extent_compression(l, fi);
389 		__entry->extent_start	= start;
390 		__entry->extent_end	= (start + __entry->num_bytes);
391 	),
392 
393 	TP_printk_btrfs(
394 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
395 		"file extent range=[%llu %llu] "
396 		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
397 		"disk_num_bytes=%llu extent_offset=%llu type=%s "
398 		"compression=%u",
399 		show_root_type(__entry->root_obj), __entry->ino,
400 		__entry->isize,
401 		__entry->disk_isize, __entry->extent_start,
402 		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
403 		__entry->disk_bytenr, __entry->disk_num_bytes,
404 		__entry->extent_offset, __print_symbolic(__entry->extent_type, FI_TYPES),
405 		__entry->compression)
406 );
407 
408 DECLARE_EVENT_CLASS(
409 	btrfs__file_extent_item_inline,
410 
411 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
412 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
413 
414 	TP_ARGS(bi, l, fi, slot,  start),
415 
416 	TP_STRUCT__entry_btrfs(
417 		__field(	u64,	root_obj	)
418 		__field(	u64,	ino		)
419 		__field(	loff_t,	isize		)
420 		__field(	u64,	disk_isize	)
421 		__field(	u8,	extent_type	)
422 		__field(	u8,	compression	)
423 		__field(	u64,	extent_start	)
424 		__field(	u64,	extent_end	)
425 	),
426 
427 	TP_fast_assign_btrfs(
428 		bi->root->fs_info,
429 		__entry->root_obj	= btrfs_root_id(bi->root);
430 		__entry->ino		= btrfs_ino(bi);
431 		__entry->isize		= bi->vfs_inode.i_size;
432 		__entry->disk_isize	= bi->disk_i_size;
433 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
434 		__entry->compression	= btrfs_file_extent_compression(l, fi);
435 		__entry->extent_start	= start;
436 		__entry->extent_end	= (start + btrfs_file_extent_ram_bytes(l, fi));
437 	),
438 
439 	TP_printk_btrfs(
440 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
441 		"file extent range=[%llu %llu] "
442 		"extent_type=%s compression=%u",
443 		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
444 		__entry->disk_isize, __entry->extent_start,
445 		__entry->extent_end, __print_symbolic(__entry->extent_type, FI_TYPES),
446 		__entry->compression)
447 );
448 
449 DEFINE_EVENT(
450 	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
451 
452 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
453 		 const struct btrfs_file_extent_item *fi, u64 start),
454 
455 	TP_ARGS(bi, l, fi, start)
456 );
457 
458 DEFINE_EVENT(
459 	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
460 
461 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
462 		 const struct btrfs_file_extent_item *fi, u64 start),
463 
464 	TP_ARGS(bi, l, fi, start)
465 );
466 
467 DEFINE_EVENT(
468 	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
469 
470 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
471 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
472 
473 	TP_ARGS(bi, l, fi, slot, start)
474 );
475 
476 DEFINE_EVENT(
477 	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
478 
479 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
480 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
481 
482 	TP_ARGS(bi, l, fi, slot, start)
483 );
484 
485 #define show_ordered_flags(flags)					   \
486 	__print_flags(flags, "|",					   \
487 		{ (1 << BTRFS_ORDERED_REGULAR), 	"REGULAR" 	}, \
488 		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
489 		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
490 		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
491 		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
492 		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
493 		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
494 		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
495 		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
496 
497 
498 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
499 
500 	TP_PROTO(const struct btrfs_inode *inode,
501 		 const struct btrfs_ordered_extent *ordered),
502 
503 	TP_ARGS(inode, ordered),
504 
505 	TP_STRUCT__entry_btrfs(
506 		__field(	u64,  ino		)
507 		__field(	u64,  file_offset	)
508 		__field(	u64,  start		)
509 		__field(	u64,  len		)
510 		__field(	u64,  disk_len		)
511 		__field(	u64,  bytes_left	)
512 		__field(	unsigned long,  flags	)
513 		__field(	int,  compress_type	)
514 		__field(	int,  refs		)
515 		__field(	u64,  root_objectid	)
516 		__field(	u64,  truncated_len	)
517 	),
518 
519 	TP_fast_assign_btrfs(inode->root->fs_info,
520 		__entry->ino 		= btrfs_ino(inode);
521 		__entry->file_offset	= ordered->file_offset;
522 		__entry->start		= ordered->disk_bytenr;
523 		__entry->len		= ordered->num_bytes;
524 		__entry->disk_len	= ordered->disk_num_bytes;
525 		__entry->bytes_left	= ordered->bytes_left;
526 		__entry->flags		= ordered->flags;
527 		__entry->compress_type	= ordered->compress_type;
528 		__entry->refs		= refcount_read(&ordered->refs);
529 		__entry->root_objectid	= btrfs_root_id(inode->root);
530 		__entry->truncated_len	= ordered->truncated_len;
531 	),
532 
533 	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
534 		  "start=%llu len=%llu disk_len=%llu "
535 		  "truncated_len=%llu "
536 		  "bytes_left=%llu flags=%s compress_type=%d "
537 		  "refs=%d",
538 		  show_root_type(__entry->root_objectid),
539 		  __entry->ino,
540 		  __entry->file_offset,
541 		  __entry->start,
542 		  __entry->len,
543 		  __entry->disk_len,
544 		  __entry->truncated_len,
545 		  __entry->bytes_left,
546 		  show_ordered_flags(__entry->flags),
547 		  __entry->compress_type, __entry->refs)
548 );
549 
550 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
551 
552 	TP_PROTO(const struct btrfs_inode *inode,
553 		 const struct btrfs_ordered_extent *ordered),
554 
555 	TP_ARGS(inode, ordered)
556 );
557 
558 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
559 
560 	TP_PROTO(const struct btrfs_inode *inode,
561 		 const struct btrfs_ordered_extent *ordered),
562 
563 	TP_ARGS(inode, ordered)
564 );
565 
566 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
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_put,
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_lookup,
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_lookup_range,
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 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first_range,
599 
600 	     TP_PROTO(const struct btrfs_inode *inode,
601 		      const struct btrfs_ordered_extent *ordered),
602 
603 	     TP_ARGS(inode, ordered)
604 );
605 
606 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_for_logging,
607 
608 	     TP_PROTO(const struct btrfs_inode *inode,
609 		      const struct btrfs_ordered_extent *ordered),
610 
611 	     TP_ARGS(inode, ordered)
612 );
613 
614 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first,
615 
616 	     TP_PROTO(const struct btrfs_inode *inode,
617 		      const struct btrfs_ordered_extent *ordered),
618 
619 	     TP_ARGS(inode, ordered)
620 );
621 
622 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_split,
623 
624 	     TP_PROTO(const struct btrfs_inode *inode,
625 		      const struct btrfs_ordered_extent *ordered),
626 
627 	     TP_ARGS(inode, ordered)
628 );
629 
630 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_dec_test_pending,
631 
632 	     TP_PROTO(const struct btrfs_inode *inode,
633 		      const struct btrfs_ordered_extent *ordered),
634 
635 	     TP_ARGS(inode, ordered)
636 );
637 
638 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_mark_finished,
639 
640 	     TP_PROTO(const struct btrfs_inode *inode,
641 		      const struct btrfs_ordered_extent *ordered),
642 
643 	     TP_ARGS(inode, ordered)
644 );
645 
646 TRACE_EVENT(btrfs_finish_ordered_extent,
647 
648 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 len,
649 		 bool uptodate),
650 
651 	TP_ARGS(inode, start, len, uptodate),
652 
653 	TP_STRUCT__entry_btrfs(
654 		__field(	u64,	 ino		)
655 		__field(	u64,	 start		)
656 		__field(	u64,	 len		)
657 		__field(	bool,	 uptodate	)
658 		__field(	u64,	 root_objectid	)
659 	),
660 
661 	TP_fast_assign_btrfs(inode->root->fs_info,
662 		__entry->ino	= btrfs_ino(inode);
663 		__entry->start	= start;
664 		__entry->len	= len;
665 		__entry->uptodate = uptodate;
666 		__entry->root_objectid = btrfs_root_id(inode->root);
667 	),
668 
669 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu uptodate=%d",
670 		  show_root_type(__entry->root_objectid),
671 		  __entry->ino, __entry->start,
672 		  __entry->len, !!__entry->uptodate)
673 );
674 
675 DECLARE_EVENT_CLASS(btrfs__writepage,
676 
677 	TP_PROTO(const struct folio *folio, const struct inode *inode,
678 		 const struct writeback_control *wbc),
679 
680 	TP_ARGS(folio, inode, wbc),
681 
682 	TP_STRUCT__entry_btrfs(
683 		__field(	u64,	ino			)
684 		__field(	pgoff_t,  index			)
685 		__field(	long,   nr_to_write		)
686 		__field(	long,   pages_skipped		)
687 		__field(	loff_t, range_start		)
688 		__field(	loff_t, range_end		)
689 		__field(	char,   for_kupdate		)
690 		__field(	char,   range_cyclic		)
691 		__field(	unsigned long,  writeback_index	)
692 		__field(	u64,    root_objectid		)
693 	),
694 
695 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
696 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
697 		__entry->index		= folio->index;
698 		__entry->nr_to_write	= wbc->nr_to_write;
699 		__entry->pages_skipped	= wbc->pages_skipped;
700 		__entry->range_start	= wbc->range_start;
701 		__entry->range_end	= wbc->range_end;
702 		__entry->for_kupdate	= wbc->for_kupdate;
703 		__entry->range_cyclic	= wbc->range_cyclic;
704 		__entry->writeback_index = inode->i_mapping->writeback_index;
705 		__entry->root_objectid	= btrfs_root_id(BTRFS_I(inode)->root);
706 	),
707 
708 	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
709 		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
710 		  "range_end=%llu for_kupdate=%d "
711 		  "range_cyclic=%d writeback_index=%lu",
712 		  show_root_type(__entry->root_objectid),
713 		  __entry->ino, __entry->index,
714 		  __entry->nr_to_write, __entry->pages_skipped,
715 		  __entry->range_start, __entry->range_end,
716 		  __entry->for_kupdate, __entry->range_cyclic,
717 		  __entry->writeback_index)
718 );
719 
720 DEFINE_EVENT(btrfs__writepage, extent_writepage,
721 
722 	TP_PROTO(const struct folio *folio, const struct inode *inode,
723 		 const struct writeback_control *wbc),
724 
725 	TP_ARGS(folio, inode, wbc)
726 );
727 
728 TRACE_EVENT(btrfs_writepage_end_io_hook,
729 
730 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end,
731 		 int uptodate),
732 
733 	TP_ARGS(inode, start, end, uptodate),
734 
735 	TP_STRUCT__entry_btrfs(
736 		__field(	u64,	 ino		)
737 		__field(	u64,	 start		)
738 		__field(	u64,	 end		)
739 		__field(	int,	 uptodate	)
740 		__field(	u64,    root_objectid	)
741 	),
742 
743 	TP_fast_assign_btrfs(inode->root->fs_info,
744 		__entry->ino	= btrfs_ino(inode);
745 		__entry->start	= start;
746 		__entry->end	= end;
747 		__entry->uptodate = uptodate;
748 		__entry->root_objectid = btrfs_root_id(inode->root);
749 	),
750 
751 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu end=%llu uptodate=%d",
752 		  show_root_type(__entry->root_objectid),
753 		  __entry->ino, __entry->start,
754 		  __entry->end, __entry->uptodate)
755 );
756 
757 TRACE_EVENT(btrfs_sync_file,
758 
759 	TP_PROTO(const struct file *file, int datasync),
760 
761 	TP_ARGS(file, datasync),
762 
763 	TP_STRUCT__entry_btrfs(
764 		__field(	u64,	ino		)
765 		__field(	u64,	parent		)
766 		__field(	int,    datasync	)
767 		__field(	u64,    root_objectid	)
768 	),
769 
770 	TP_fast_assign(
771 		const struct dentry *dentry = file->f_path.dentry;
772 		const struct inode *inode = d_inode(dentry);
773 
774 		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
775 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
776 		__entry->parent		= btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
777 		__entry->datasync	= datasync;
778 		__entry->root_objectid	= btrfs_root_id(BTRFS_I(inode)->root);
779 	),
780 
781 	TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
782 		  show_root_type(__entry->root_objectid),
783 		  __entry->ino,
784 		  __entry->parent,
785 		  __entry->datasync)
786 );
787 
788 TRACE_EVENT(btrfs_sync_fs,
789 
790 	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
791 
792 	TP_ARGS(fs_info, wait),
793 
794 	TP_STRUCT__entry_btrfs(
795 		__field(	int,  wait		)
796 	),
797 
798 	TP_fast_assign_btrfs(fs_info,
799 		__entry->wait	= wait;
800 	),
801 
802 	TP_printk_btrfs("wait=%d", __entry->wait)
803 );
804 
805 TRACE_EVENT(btrfs_add_block_group,
806 
807 	TP_PROTO(const struct btrfs_fs_info *fs_info,
808 		 const struct btrfs_block_group *block_group, int create),
809 
810 	TP_ARGS(fs_info, block_group, create),
811 
812 	TP_STRUCT__entry_btrfs(
813 		__field(	u64,	offset			)
814 		__field(	u64,	size			)
815 		__field(	u64,	flags			)
816 		__field(	u64,	bytes_used		)
817 		__field(	u64,	bytes_super		)
818 		__field(	int,	create			)
819 	),
820 
821 	TP_fast_assign_btrfs(fs_info,
822 		__entry->offset		= block_group->start;
823 		__entry->size		= block_group->length;
824 		__entry->flags		= block_group->flags;
825 		__entry->bytes_used	= block_group->used;
826 		__entry->bytes_super	= block_group->bytes_super;
827 		__entry->create		= create;
828 	),
829 
830 	TP_printk_btrfs("block_group offset=%llu size=%llu "
831 		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
832 		  "create=%d",
833 		  __entry->offset,
834 		  __entry->size,
835 		  __entry->flags,
836 		  __print_flags((unsigned long)__entry->flags, "|",
837 				BTRFS_GROUP_FLAGS),
838 		  __entry->bytes_used,
839 		  __entry->bytes_super, __entry->create)
840 );
841 
842 #define show_ref_action(action)						\
843 	__print_symbolic(action,					\
844 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
845 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
846 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
847 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
848 
849 
850 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
851 
852 	TP_PROTO(const struct btrfs_fs_info *fs_info,
853 		 const struct btrfs_delayed_ref_node *ref),
854 
855 	TP_ARGS(fs_info, ref),
856 
857 	TP_STRUCT__entry_btrfs(
858 		__field(	u64,  bytenr		)
859 		__field(	u64,  num_bytes		)
860 		__field(	int,  action		)
861 		__field(	u64,  parent		)
862 		__field(	u64,  ref_root		)
863 		__field(	int,  level		)
864 		__field(	int,  type		)
865 		__field(	u64,  seq		)
866 	),
867 
868 	TP_fast_assign_btrfs(fs_info,
869 		__entry->bytenr		= ref->bytenr;
870 		__entry->num_bytes	= ref->num_bytes;
871 		__entry->action		= ref->action;
872 		__entry->parent		= ref->parent;
873 		__entry->ref_root	= ref->ref_root;
874 		__entry->level		= ref->tree_ref.level;
875 		__entry->type		= ref->type;
876 		__entry->seq		= ref->seq;
877 	),
878 
879 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
880 		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
881 		  "type=%s seq=%llu",
882 		  __entry->bytenr,
883 		  __entry->num_bytes,
884 		  show_ref_action(__entry->action),
885 		  show_root_type(__entry->parent),
886 		  show_root_type(__entry->ref_root),
887 		  __entry->level, show_ref_type(__entry->type),
888 		  __entry->seq)
889 );
890 
891 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
892 
893 	TP_PROTO(const struct btrfs_fs_info *fs_info,
894 		 const struct btrfs_delayed_ref_node *ref),
895 
896 	TP_ARGS(fs_info, ref)
897 );
898 
899 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
900 
901 	TP_PROTO(const struct btrfs_fs_info *fs_info,
902 		 const struct btrfs_delayed_ref_node *ref),
903 
904 	TP_ARGS(fs_info, ref)
905 );
906 
907 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
908 
909 	TP_PROTO(const struct btrfs_fs_info *fs_info,
910 		 const struct btrfs_delayed_ref_node *ref),
911 
912 	TP_ARGS(fs_info, ref),
913 
914 	TP_STRUCT__entry_btrfs(
915 		__field(	u64,  bytenr		)
916 		__field(	u64,  num_bytes		)
917 		__field(	int,  action		)
918 		__field(	u64,  parent		)
919 		__field(	u64,  ref_root		)
920 		__field(	u64,  owner		)
921 		__field(	u64,  offset		)
922 		__field(	int,  type		)
923 		__field(	u64,  seq		)
924 	),
925 
926 	TP_fast_assign_btrfs(fs_info,
927 		__entry->bytenr		= ref->bytenr;
928 		__entry->num_bytes	= ref->num_bytes;
929 		__entry->action		= ref->action;
930 		__entry->parent		= ref->parent;
931 		__entry->ref_root	= ref->ref_root;
932 		__entry->owner		= ref->data_ref.objectid;
933 		__entry->offset		= ref->data_ref.offset;
934 		__entry->type		= ref->type;
935 		__entry->seq		= ref->seq;
936 	),
937 
938 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
939 		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
940 		  "offset=%llu type=%s seq=%llu",
941 		  __entry->bytenr,
942 		  __entry->num_bytes,
943 		  show_ref_action(__entry->action),
944 		  show_root_type(__entry->parent),
945 		  show_root_type(__entry->ref_root),
946 		  __entry->owner,
947 		  __entry->offset,
948 		  show_ref_type(__entry->type),
949 		  __entry->seq)
950 );
951 
952 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
953 
954 	TP_PROTO(const struct btrfs_fs_info *fs_info,
955 		 const struct btrfs_delayed_ref_node *ref),
956 
957 	TP_ARGS(fs_info, ref)
958 );
959 
960 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
961 
962 	TP_PROTO(const struct btrfs_fs_info *fs_info,
963 		 const struct btrfs_delayed_ref_node *ref),
964 
965 	TP_ARGS(fs_info, ref)
966 );
967 
968 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
969 
970 	TP_PROTO(const struct btrfs_fs_info *fs_info,
971 		 const struct btrfs_delayed_ref_head *head_ref,
972 		 int action),
973 
974 	TP_ARGS(fs_info, head_ref, action),
975 
976 	TP_STRUCT__entry_btrfs(
977 		__field(	u64,  bytenr		)
978 		__field(	u64,  num_bytes		)
979 		__field(	int,  action		)
980 		__field(	int,  is_data		)
981 	),
982 
983 	TP_fast_assign_btrfs(fs_info,
984 		__entry->bytenr		= head_ref->bytenr;
985 		__entry->num_bytes	= head_ref->num_bytes;
986 		__entry->action		= action;
987 		__entry->is_data	= head_ref->is_data;
988 	),
989 
990 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
991 		  __entry->bytenr,
992 		  __entry->num_bytes,
993 		  show_ref_action(__entry->action),
994 		  __entry->is_data)
995 );
996 
997 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
998 
999 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1000 		 const struct btrfs_delayed_ref_head *head_ref,
1001 		 int action),
1002 
1003 	TP_ARGS(fs_info, head_ref, action)
1004 );
1005 
1006 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
1007 
1008 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1009 		 const struct btrfs_delayed_ref_head *head_ref,
1010 		 int action),
1011 
1012 	TP_ARGS(fs_info, head_ref, action)
1013 );
1014 
1015 #define show_chunk_type(type)					\
1016 	__print_flags(type, "|",				\
1017 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
1018 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
1019 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
1020 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
1021 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
1022 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
1023 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
1024 		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
1025 		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
1026 
1027 DECLARE_EVENT_CLASS(btrfs__chunk,
1028 
1029 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1030 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1031 
1032 	TP_ARGS(fs_info, map, offset, size),
1033 
1034 	TP_STRUCT__entry_btrfs(
1035 		__field(	int,  num_stripes		)
1036 		__field(	u64,  type			)
1037 		__field(	int,  sub_stripes		)
1038 		__field(	u64,  offset			)
1039 		__field(	u64,  size			)
1040 		__field(	u64,  root_objectid		)
1041 	),
1042 
1043 	TP_fast_assign_btrfs(fs_info,
1044 		__entry->num_stripes	= map->num_stripes;
1045 		__entry->type		= map->type;
1046 		__entry->sub_stripes	= map->sub_stripes;
1047 		__entry->offset		= offset;
1048 		__entry->size		= size;
1049 		__entry->root_objectid	= btrfs_root_id(fs_info->chunk_root);
1050 	),
1051 
1052 	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
1053 		  "num_stripes=%d sub_stripes=%d type=%s",
1054 		  show_root_type(__entry->root_objectid),
1055 		  __entry->offset,
1056 		  __entry->size,
1057 		  __entry->num_stripes, __entry->sub_stripes,
1058 		  show_chunk_type(__entry->type))
1059 );
1060 
1061 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
1062 
1063 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1064 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1065 
1066 	TP_ARGS(fs_info, map, offset, size)
1067 );
1068 
1069 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
1070 
1071 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1072 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1073 
1074 	TP_ARGS(fs_info, map, offset, size)
1075 );
1076 
1077 TRACE_EVENT(btrfs_cow_block,
1078 
1079 	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
1080 		 const struct extent_buffer *cow),
1081 
1082 	TP_ARGS(root, buf, cow),
1083 
1084 	TP_STRUCT__entry_btrfs(
1085 		__field(	u64,  root_objectid		)
1086 		__field(	u64,  buf_start			)
1087 		__field(	int,  refs			)
1088 		__field(	u64,  cow_start			)
1089 		__field(	int,  buf_level			)
1090 		__field(	int,  cow_level			)
1091 	),
1092 
1093 	TP_fast_assign_btrfs(root->fs_info,
1094 		__entry->root_objectid	= btrfs_root_id(root);
1095 		__entry->buf_start	= buf->start;
1096 		__entry->refs		= refcount_read(&buf->refs);
1097 		__entry->cow_start	= cow->start;
1098 		__entry->buf_level	= btrfs_header_level(buf);
1099 		__entry->cow_level	= btrfs_header_level(cow);
1100 	),
1101 
1102 	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1103 		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1104 		  show_root_type(__entry->root_objectid),
1105 		  __entry->refs,
1106 		  __entry->buf_start,
1107 		  __entry->buf_level,
1108 		  __entry->cow_start,
1109 		  __entry->cow_level)
1110 );
1111 
1112 TRACE_EVENT(btrfs_space_reservation,
1113 
1114 	TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
1115 		 u64 bytes, int reserve),
1116 
1117 	TP_ARGS(fs_info, type, val, bytes, reserve),
1118 
1119 	TP_STRUCT__entry_btrfs(
1120 		__string(	type,	type			)
1121 		__field(	u64,	val			)
1122 		__field(	u64,	bytes			)
1123 		__field(	int,	reserve			)
1124 	),
1125 
1126 	TP_fast_assign_btrfs(fs_info,
1127 		__assign_str(type);
1128 		__entry->val		= val;
1129 		__entry->bytes		= bytes;
1130 		__entry->reserve	= reserve;
1131 	),
1132 
1133 	TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1134 			__entry->reserve ? "reserve" : "release",
1135 			__entry->bytes)
1136 );
1137 
1138 TRACE_EVENT(btrfs_trigger_flush,
1139 
1140 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1141 		 int flush, const char *reason),
1142 
1143 	TP_ARGS(fs_info, flags, bytes, flush, reason),
1144 
1145 	TP_STRUCT__entry_btrfs(
1146 		__field(	u64,	flags			)
1147 		__field(	u64,	bytes			)
1148 		__field(	int,	flush			)
1149 		__string(	reason,	reason			)
1150 	),
1151 
1152 	TP_fast_assign_btrfs(fs_info,
1153 		__entry->flags	= flags;
1154 		__entry->bytes	= bytes;
1155 		__entry->flush	= flush;
1156 		__assign_str(reason);
1157 	),
1158 
1159 	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1160 		  __get_str(reason), __entry->flush,
1161 		  __print_symbolic(__entry->flush, FLUSH_ACTIONS),
1162 		  __entry->flags,
1163 		  __print_flags((unsigned long)__entry->flags, "|",
1164 				BTRFS_GROUP_FLAGS),
1165 		  __entry->bytes)
1166 );
1167 
1168 
1169 TRACE_EVENT(btrfs_flush_space,
1170 
1171 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1172 		 int state, int ret, bool for_preempt),
1173 
1174 	TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
1175 
1176 	TP_STRUCT__entry_btrfs(
1177 		__field(	u64,	flags			)
1178 		__field(	u64,	num_bytes		)
1179 		__field(	int,	state			)
1180 		__field(	int,	ret			)
1181 		__field(       bool,	for_preempt		)
1182 	),
1183 
1184 	TP_fast_assign_btrfs(fs_info,
1185 		__entry->flags		=	flags;
1186 		__entry->num_bytes	=	num_bytes;
1187 		__entry->state		=	state;
1188 		__entry->ret		=	ret;
1189 		__entry->for_preempt	=	for_preempt;
1190 	),
1191 
1192 	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d",
1193 		  __entry->state,
1194 		  __print_symbolic(__entry->state, FLUSH_STATES),
1195 		  __entry->flags,
1196 		  __print_flags((unsigned long)__entry->flags, "|",
1197 				BTRFS_GROUP_FLAGS),
1198 		  __entry->num_bytes, __entry->ret, __entry->for_preempt)
1199 );
1200 
1201 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1202 
1203 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1204 
1205 	TP_ARGS(fs_info, start, len),
1206 
1207 	TP_STRUCT__entry_btrfs(
1208 		__field(	u64,  start			)
1209 		__field(	u64,  len			)
1210 	),
1211 
1212 	TP_fast_assign_btrfs(fs_info,
1213 		__entry->start		= start;
1214 		__entry->len		= len;
1215 	),
1216 
1217 	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1218 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1219 		  __entry->start,
1220 		  __entry->len)
1221 );
1222 
1223 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1224 
1225 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1226 
1227 	TP_ARGS(fs_info, start, len)
1228 );
1229 
1230 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1231 
1232 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1233 
1234 	TP_ARGS(fs_info, start, len)
1235 );
1236 
1237 TRACE_EVENT(btrfs_find_free_extent,
1238 
1239 	TP_PROTO(const struct btrfs_root *root,
1240 		 const struct find_free_extent_ctl *ffe_ctl),
1241 
1242 	TP_ARGS(root, ffe_ctl),
1243 
1244 	TP_STRUCT__entry_btrfs(
1245 		__field(	u64,	root_objectid		)
1246 		__field(	u64,	num_bytes		)
1247 		__field(	u64,	empty_size		)
1248 		__field(	u64,	flags			)
1249 	),
1250 
1251 	TP_fast_assign_btrfs(root->fs_info,
1252 		__entry->root_objectid	= btrfs_root_id(root);
1253 		__entry->num_bytes	= ffe_ctl->num_bytes;
1254 		__entry->empty_size	= ffe_ctl->empty_size;
1255 		__entry->flags		= ffe_ctl->flags;
1256 	),
1257 
1258 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1259 		  show_root_type(__entry->root_objectid),
1260 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1261 		  __print_flags((unsigned long)__entry->flags, "|",
1262 				 BTRFS_GROUP_FLAGS))
1263 );
1264 
1265 TRACE_EVENT(btrfs_find_free_extent_search_loop,
1266 
1267 	TP_PROTO(const struct btrfs_root *root,
1268 		 const struct find_free_extent_ctl *ffe_ctl),
1269 
1270 	TP_ARGS(root, ffe_ctl),
1271 
1272 	TP_STRUCT__entry_btrfs(
1273 		__field(	u64,	root_objectid		)
1274 		__field(	u64,	num_bytes		)
1275 		__field(	u64,	empty_size		)
1276 		__field(	u64,	flags			)
1277 		__field(	u64,	loop			)
1278 	),
1279 
1280 	TP_fast_assign_btrfs(root->fs_info,
1281 		__entry->root_objectid	= btrfs_root_id(root);
1282 		__entry->num_bytes	= ffe_ctl->num_bytes;
1283 		__entry->empty_size	= ffe_ctl->empty_size;
1284 		__entry->flags		= ffe_ctl->flags;
1285 		__entry->loop		= ffe_ctl->loop;
1286 	),
1287 
1288 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu",
1289 		  show_root_type(__entry->root_objectid),
1290 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1291 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1292 		  __entry->loop)
1293 );
1294 
1295 TRACE_EVENT(btrfs_find_free_extent_have_block_group,
1296 
1297 	TP_PROTO(const struct btrfs_root *root,
1298 		 const struct find_free_extent_ctl *ffe_ctl,
1299 		 const struct btrfs_block_group *block_group),
1300 
1301 	TP_ARGS(root, ffe_ctl, block_group),
1302 
1303 	TP_STRUCT__entry_btrfs(
1304 		__field(	u64,	root_objectid		)
1305 		__field(	u64,	num_bytes		)
1306 		__field(	u64,	empty_size		)
1307 		__field(	u64,	flags			)
1308 		__field(	u64,	loop			)
1309 		__field(	bool,	hinted			)
1310 		__field(	u64,	bg_start		)
1311 		__field(	u64,	bg_flags		)
1312 	),
1313 
1314 	TP_fast_assign_btrfs(root->fs_info,
1315 		__entry->root_objectid	= btrfs_root_id(root);
1316 		__entry->num_bytes	= ffe_ctl->num_bytes;
1317 		__entry->empty_size	= ffe_ctl->empty_size;
1318 		__entry->flags		= ffe_ctl->flags;
1319 		__entry->loop		= ffe_ctl->loop;
1320 		__entry->hinted		= ffe_ctl->hinted;
1321 		__entry->bg_start	= block_group->start;
1322 		__entry->bg_flags	= block_group->flags;
1323 	),
1324 
1325 	TP_printk_btrfs(
1326 "root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu hinted=%d block_group=%llu bg_flags=%llu(%s)",
1327 		  show_root_type(__entry->root_objectid),
1328 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1329 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1330 		  __entry->loop, __entry->hinted,
1331 		  __entry->bg_start, __entry->bg_flags,
1332 		  __print_flags((unsigned long)__entry->bg_flags, "|",
1333 				 BTRFS_GROUP_FLAGS))
1334 );
1335 
1336 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1337 
1338 	TP_PROTO(const struct btrfs_block_group *block_group,
1339 		 const struct find_free_extent_ctl *ffe_ctl),
1340 
1341 	TP_ARGS(block_group, ffe_ctl),
1342 
1343 	TP_STRUCT__entry_btrfs(
1344 		__field(	u64,	bg_objectid		)
1345 		__field(	u64,	flags			)
1346 		__field(	int,	bg_size_class		)
1347 		__field(	u64,	start			)
1348 		__field(	u64,	len			)
1349 		__field(	u64,	loop			)
1350 		__field(	bool,	hinted			)
1351 		__field(	int,	size_class		)
1352 	),
1353 
1354 	TP_fast_assign_btrfs(block_group->fs_info,
1355 		__entry->bg_objectid	= block_group->start;
1356 		__entry->flags		= block_group->flags;
1357 		__entry->bg_size_class	= block_group->size_class;
1358 		__entry->start		= ffe_ctl->search_start;
1359 		__entry->len		= ffe_ctl->num_bytes;
1360 		__entry->loop		= ffe_ctl->loop;
1361 		__entry->hinted		= ffe_ctl->hinted;
1362 		__entry->size_class	= ffe_ctl->size_class;
1363 	),
1364 
1365 	TP_printk_btrfs(
1366 "root=%llu(%s) block_group=%llu flags=%llu(%s) bg_size_class=%d start=%llu len=%llu loop=%llu hinted=%d size_class=%d",
1367 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1368 		  __entry->bg_objectid,
1369 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1370 						"|", BTRFS_GROUP_FLAGS),
1371 		  __entry->bg_size_class, __entry->start, __entry->len,
1372 		  __entry->loop, __entry->hinted, __entry->size_class)
1373 );
1374 
1375 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1376 
1377 	TP_PROTO(const struct btrfs_block_group *block_group,
1378 		 const struct find_free_extent_ctl *ffe_ctl),
1379 
1380 	TP_ARGS(block_group, ffe_ctl)
1381 );
1382 
1383 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1384 
1385 	TP_PROTO(const struct btrfs_block_group *block_group,
1386 		 const struct find_free_extent_ctl *ffe_ctl),
1387 
1388 	TP_ARGS(block_group, ffe_ctl)
1389 );
1390 
1391 TRACE_EVENT(btrfs_find_cluster,
1392 
1393 	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1394 		 u64 bytes, u64 empty_size, u64 min_bytes),
1395 
1396 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1397 
1398 	TP_STRUCT__entry_btrfs(
1399 		__field(	u64,	bg_objectid		)
1400 		__field(	u64,	flags			)
1401 		__field(	u64,	start			)
1402 		__field(	u64,	bytes			)
1403 		__field(	u64,	empty_size		)
1404 		__field(	u64,	min_bytes		)
1405 	),
1406 
1407 	TP_fast_assign_btrfs(block_group->fs_info,
1408 		__entry->bg_objectid	= block_group->start;
1409 		__entry->flags		= block_group->flags;
1410 		__entry->start		= start;
1411 		__entry->bytes		= bytes;
1412 		__entry->empty_size	= empty_size;
1413 		__entry->min_bytes	= min_bytes;
1414 	),
1415 
1416 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1417 		  "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1418 		  __entry->flags,
1419 		  __print_flags((unsigned long)__entry->flags, "|",
1420 				BTRFS_GROUP_FLAGS), __entry->start,
1421 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1422 );
1423 
1424 TRACE_EVENT(btrfs_failed_cluster_setup,
1425 
1426 	TP_PROTO(const struct btrfs_block_group *block_group),
1427 
1428 	TP_ARGS(block_group),
1429 
1430 	TP_STRUCT__entry_btrfs(
1431 		__field(	u64,	bg_objectid		)
1432 	),
1433 
1434 	TP_fast_assign_btrfs(block_group->fs_info,
1435 		__entry->bg_objectid	= block_group->start;
1436 	),
1437 
1438 	TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1439 );
1440 
1441 TRACE_EVENT(btrfs_setup_cluster,
1442 
1443 	TP_PROTO(const struct btrfs_block_group *block_group,
1444 		 const struct btrfs_free_cluster *cluster,
1445 		 u64 size, int bitmap),
1446 
1447 	TP_ARGS(block_group, cluster, size, bitmap),
1448 
1449 	TP_STRUCT__entry_btrfs(
1450 		__field(	u64,	bg_objectid		)
1451 		__field(	u64,	flags			)
1452 		__field(	u64,	start			)
1453 		__field(	u64,	max_size		)
1454 		__field(	u64,	size			)
1455 		__field(	int,	bitmap			)
1456 	),
1457 
1458 	TP_fast_assign_btrfs(block_group->fs_info,
1459 		__entry->bg_objectid	= block_group->start;
1460 		__entry->flags		= block_group->flags;
1461 		__entry->start		= cluster->window_start;
1462 		__entry->max_size	= cluster->max_size;
1463 		__entry->size		= size;
1464 		__entry->bitmap		= bitmap;
1465 	),
1466 
1467 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1468 		  "size=%llu max_size=%llu bitmap=%d",
1469 		  __entry->bg_objectid,
1470 		  __entry->flags,
1471 		  __print_flags((unsigned long)__entry->flags, "|",
1472 				BTRFS_GROUP_FLAGS), __entry->start,
1473 		  __entry->size, __entry->max_size, __entry->bitmap)
1474 );
1475 
1476 struct extent_state;
1477 TRACE_EVENT(btrfs_alloc_extent_state,
1478 
1479 	TP_PROTO(const struct extent_state *state,
1480 		 gfp_t mask, unsigned long IP),
1481 
1482 	TP_ARGS(state, mask, IP),
1483 
1484 	TP_STRUCT__entry(
1485 		__field(const struct extent_state *, state)
1486 		__field(unsigned long, mask)
1487 		__field(const void*, ip)
1488 	),
1489 
1490 	TP_fast_assign(
1491 		__entry->state	= state,
1492 		__entry->mask	= (__force unsigned long)mask,
1493 		__entry->ip	= (const void *)IP
1494 	),
1495 
1496 	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1497 		  show_gfp_flags(__entry->mask), __entry->ip)
1498 );
1499 
1500 TRACE_EVENT(btrfs_free_extent_state,
1501 
1502 	TP_PROTO(const struct extent_state *state, unsigned long IP),
1503 
1504 	TP_ARGS(state, IP),
1505 
1506 	TP_STRUCT__entry(
1507 		__field(const struct extent_state *, state)
1508 		__field(const void*, ip)
1509 	),
1510 
1511 	TP_fast_assign(
1512 		__entry->state	= state,
1513 		__entry->ip = (const void *)IP
1514 	),
1515 
1516 	TP_printk("state=%p caller=%pS", __entry->state, __entry->ip)
1517 );
1518 
1519 DECLARE_EVENT_CLASS(btrfs__work,
1520 
1521 	TP_PROTO(const struct btrfs_work *work),
1522 
1523 	TP_ARGS(work),
1524 
1525 	TP_STRUCT__entry_btrfs(
1526 		__field(	const void *,	work			)
1527 		__field(	const void *,	wq			)
1528 		__field(	const void *,	func			)
1529 		__field(	const void *,	ordered_func		)
1530 		__field(	const void *,	normal_work		)
1531 	),
1532 
1533 	TP_fast_assign_btrfs(btrfs_work_owner(work),
1534 		__entry->work		= work;
1535 		__entry->wq		= work->wq;
1536 		__entry->func		= work->func;
1537 		__entry->ordered_func	= work->ordered_func;
1538 		__entry->normal_work	= &work->normal_work;
1539 	),
1540 
1541 	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%ps ordered_func=%p",
1542 		  __entry->work, __entry->normal_work, __entry->wq,
1543 		   __entry->func, __entry->ordered_func)
1544 );
1545 
1546 /*
1547  * For situations when the work is freed, we pass fs_info and a tag that matches
1548  * the address of the work structure so it can be paired with the scheduling
1549  * event. DO NOT add anything here that dereferences wtag.
1550  */
1551 DECLARE_EVENT_CLASS(btrfs__work__done,
1552 
1553 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1554 
1555 	TP_ARGS(fs_info, wtag),
1556 
1557 	TP_STRUCT__entry_btrfs(
1558 		__field(	const void *,	wtag			)
1559 	),
1560 
1561 	TP_fast_assign_btrfs(fs_info,
1562 		__entry->wtag		= wtag;
1563 	),
1564 
1565 	TP_printk_btrfs("work->%p", __entry->wtag)
1566 );
1567 
1568 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1569 
1570 	TP_PROTO(const struct btrfs_work *work),
1571 
1572 	TP_ARGS(work)
1573 );
1574 
1575 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1576 
1577 	TP_PROTO(const struct btrfs_work *work),
1578 
1579 	TP_ARGS(work)
1580 );
1581 
1582 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1583 
1584 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1585 
1586 	TP_ARGS(fs_info, wtag)
1587 );
1588 
1589 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1590 
1591 	TP_PROTO(const struct btrfs_work *work),
1592 
1593 	TP_ARGS(work)
1594 );
1595 
1596 DECLARE_EVENT_CLASS(btrfs_workqueue,
1597 
1598 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1599 
1600 	TP_ARGS(wq, name),
1601 
1602 	TP_STRUCT__entry_btrfs(
1603 		__field(	const void *,	wq			)
1604 		__string(	name,	name			)
1605 	),
1606 
1607 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1608 		__entry->wq		= wq;
1609 		__assign_str(name);
1610 	),
1611 
1612 	TP_printk_btrfs("name=%s wq=%p", __get_str(name),
1613 		  __entry->wq)
1614 );
1615 
1616 DEFINE_EVENT(btrfs_workqueue, btrfs_workqueue_alloc,
1617 
1618 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1619 
1620 	TP_ARGS(wq, name)
1621 );
1622 
1623 DECLARE_EVENT_CLASS(btrfs_workqueue_done,
1624 
1625 	TP_PROTO(const struct btrfs_workqueue *wq),
1626 
1627 	TP_ARGS(wq),
1628 
1629 	TP_STRUCT__entry_btrfs(
1630 		__field(	const void *,	wq		)
1631 	),
1632 
1633 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1634 		__entry->wq		= wq;
1635 	),
1636 
1637 	TP_printk_btrfs("wq=%p", __entry->wq)
1638 );
1639 
1640 DEFINE_EVENT(btrfs_workqueue_done, btrfs_workqueue_destroy,
1641 
1642 	TP_PROTO(const struct btrfs_workqueue *wq),
1643 
1644 	TP_ARGS(wq)
1645 );
1646 
1647 #define BTRFS_QGROUP_OPERATIONS				\
1648 	{ QGROUP_RESERVE,	"reserve"	},	\
1649 	{ QGROUP_RELEASE,	"release"	},	\
1650 	{ QGROUP_FREE,		"free"		}
1651 
1652 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1653 
1654 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1655 		 u64 reserved, int op),
1656 
1657 	TP_ARGS(inode, start, len, reserved, op),
1658 
1659 	TP_STRUCT__entry_btrfs(
1660 		__field(	u64,		rootid		)
1661 		__field(	u64,		ino		)
1662 		__field(	u64,		start		)
1663 		__field(	u64,		len		)
1664 		__field(	u64,		reserved	)
1665 		__field(	int,		op		)
1666 	),
1667 
1668 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1669 		__entry->rootid		= btrfs_root_id(BTRFS_I(inode)->root);
1670 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
1671 		__entry->start		= start;
1672 		__entry->len		= len;
1673 		__entry->reserved	= reserved;
1674 		__entry->op		= op;
1675 	),
1676 
1677 	TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1678 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1679 		  __entry->reserved,
1680 		  __print_flags((unsigned long)__entry->op, "",
1681 				BTRFS_QGROUP_OPERATIONS)
1682 	)
1683 );
1684 
1685 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1686 
1687 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1688 		 u64 reserved, int op),
1689 
1690 	TP_ARGS(inode, start, len, reserved, op)
1691 );
1692 
1693 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1694 
1695 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1696 		 u64 reserved, int op),
1697 
1698 	TP_ARGS(inode, start, len, reserved, op)
1699 );
1700 
1701 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1702 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1703 		 const struct btrfs_qgroup_extent_record *rec,
1704 		 u64 bytenr),
1705 
1706 	TP_ARGS(fs_info, rec, bytenr),
1707 
1708 	TP_STRUCT__entry_btrfs(
1709 		__field(	u64,  bytenr		)
1710 		__field(	u64,  num_bytes		)
1711 	),
1712 
1713 	TP_fast_assign_btrfs(fs_info,
1714 		__entry->bytenr		= bytenr;
1715 		__entry->num_bytes	= rec->num_bytes;
1716 	),
1717 
1718 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1719 		  __entry->bytenr, __entry->num_bytes)
1720 );
1721 
1722 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1723 
1724 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1725 		 const struct btrfs_qgroup_extent_record *rec,
1726 		 u64 bytenr),
1727 
1728 	TP_ARGS(fs_info, rec, bytenr)
1729 );
1730 
1731 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1732 
1733 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1734 		 const struct btrfs_qgroup_extent_record *rec,
1735 		 u64 bytenr),
1736 
1737 	TP_ARGS(fs_info, rec, bytenr)
1738 );
1739 
1740 TRACE_EVENT(btrfs_qgroup_num_dirty_extents,
1741 
1742 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
1743 		 u64 num_dirty_extents),
1744 
1745 	TP_ARGS(fs_info, transid, num_dirty_extents),
1746 
1747 	TP_STRUCT__entry_btrfs(
1748 		__field(	u64, transid			)
1749 		__field(	u64, num_dirty_extents		)
1750 	),
1751 
1752 	TP_fast_assign_btrfs(fs_info,
1753 		__entry->transid	   = transid;
1754 		__entry->num_dirty_extents = num_dirty_extents;
1755 	),
1756 
1757 	TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
1758 		__entry->transid, __entry->num_dirty_extents)
1759 );
1760 
1761 TRACE_EVENT(btrfs_qgroup_account_extent,
1762 
1763 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
1764 		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1765 
1766 	TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
1767 		nr_new_roots),
1768 
1769 	TP_STRUCT__entry_btrfs(
1770 		__field(	u64,  transid			)
1771 		__field(	u64,  bytenr			)
1772 		__field(	u64,  num_bytes			)
1773 		__field(	u64,  nr_old_roots		)
1774 		__field(	u64,  nr_new_roots		)
1775 	),
1776 
1777 	TP_fast_assign_btrfs(fs_info,
1778 		__entry->transid	= transid;
1779 		__entry->bytenr		= bytenr;
1780 		__entry->num_bytes	= num_bytes;
1781 		__entry->nr_old_roots	= nr_old_roots;
1782 		__entry->nr_new_roots	= nr_new_roots;
1783 	),
1784 
1785 	TP_printk_btrfs(
1786 "transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
1787 		__entry->transid,
1788 		__entry->bytenr,
1789 		__entry->num_bytes,
1790 		__entry->nr_old_roots,
1791 		__entry->nr_new_roots)
1792 );
1793 
1794 TRACE_EVENT(btrfs_qgroup_update_counters,
1795 
1796 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1797 		 const struct btrfs_qgroup *qgroup,
1798 		 u64 cur_old_count, u64 cur_new_count),
1799 
1800 	TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
1801 
1802 	TP_STRUCT__entry_btrfs(
1803 		__field(	u64,  qgid			)
1804 		__field(	u64,  old_rfer			)
1805 		__field(	u64,  old_excl			)
1806 		__field(	u64,  cur_old_count		)
1807 		__field(	u64,  cur_new_count		)
1808 	),
1809 
1810 	TP_fast_assign_btrfs(fs_info,
1811 		__entry->qgid		= qgroup->qgroupid;
1812 		__entry->old_rfer	= qgroup->rfer;
1813 		__entry->old_excl	= qgroup->excl;
1814 		__entry->cur_old_count	= cur_old_count;
1815 		__entry->cur_new_count	= cur_new_count;
1816 	),
1817 
1818 	TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
1819 		  __entry->qgid, __entry->old_rfer, __entry->old_excl,
1820 		  __entry->cur_old_count, __entry->cur_new_count)
1821 );
1822 
1823 TRACE_EVENT(btrfs_qgroup_update_reserve,
1824 
1825 	TP_PROTO(const struct btrfs_fs_info *fs_info, const struct btrfs_qgroup *qgroup,
1826 		 s64 diff, int type),
1827 
1828 	TP_ARGS(fs_info, qgroup, diff, type),
1829 
1830 	TP_STRUCT__entry_btrfs(
1831 		__field(	u64,	qgid			)
1832 		__field(	u64,	cur_reserved		)
1833 		__field(	s64,	diff			)
1834 		__field(	int,	type			)
1835 	),
1836 
1837 	TP_fast_assign_btrfs(fs_info,
1838 		__entry->qgid		= qgroup->qgroupid;
1839 		__entry->cur_reserved	= qgroup->rsv.values[type];
1840 		__entry->diff		= diff;
1841 		__entry->type		= type;
1842 	),
1843 
1844 	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1845 		__entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
1846 		__entry->cur_reserved, __entry->diff)
1847 );
1848 
1849 TRACE_EVENT(btrfs_qgroup_meta_reserve,
1850 
1851 	TP_PROTO(const struct btrfs_root *root, s64 diff, int type),
1852 
1853 	TP_ARGS(root, diff, type),
1854 
1855 	TP_STRUCT__entry_btrfs(
1856 		__field(	u64,	refroot			)
1857 		__field(	s64,	diff			)
1858 		__field(	int,	type			)
1859 	),
1860 
1861 	TP_fast_assign_btrfs(root->fs_info,
1862 		__entry->refroot	= btrfs_root_id(root);
1863 		__entry->diff		= diff;
1864 		__entry->type		= type;
1865 	),
1866 
1867 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1868 		show_root_type(__entry->refroot),
1869 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1870 );
1871 
1872 TRACE_EVENT(btrfs_qgroup_meta_convert,
1873 
1874 	TP_PROTO(const struct btrfs_root *root, s64 diff),
1875 
1876 	TP_ARGS(root, diff),
1877 
1878 	TP_STRUCT__entry_btrfs(
1879 		__field(	u64,	refroot			)
1880 		__field(	s64,	diff			)
1881 	),
1882 
1883 	TP_fast_assign_btrfs(root->fs_info,
1884 		__entry->refroot	= btrfs_root_id(root);
1885 		__entry->diff		= diff;
1886 	),
1887 
1888 	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1889 		show_root_type(__entry->refroot),
1890 		__print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
1891 		__print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
1892 		__entry->diff)
1893 );
1894 
1895 TRACE_EVENT(btrfs_qgroup_meta_free_all_pertrans,
1896 
1897 	TP_PROTO(struct btrfs_root *root),
1898 
1899 	TP_ARGS(root),
1900 
1901 	TP_STRUCT__entry_btrfs(
1902 		__field(	u64,	refroot			)
1903 		__field(	s64,	diff			)
1904 		__field(	int,	type			)
1905 	),
1906 
1907 	TP_fast_assign_btrfs(root->fs_info,
1908 		__entry->refroot	= btrfs_root_id(root);
1909 		spin_lock(&root->qgroup_meta_rsv_lock);
1910 		__entry->diff		= -(s64)root->qgroup_meta_rsv_pertrans;
1911 		spin_unlock(&root->qgroup_meta_rsv_lock);
1912 		__entry->type		= BTRFS_QGROUP_RSV_META_PERTRANS;
1913 	),
1914 
1915 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1916 		show_root_type(__entry->refroot),
1917 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1918 );
1919 
1920 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1921 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1922 		 const struct prelim_ref *oldref,
1923 		 const struct prelim_ref *newref, u64 tree_size),
1924 	TP_ARGS(fs_info, oldref, newref, tree_size),
1925 
1926 	TP_STRUCT__entry_btrfs(
1927 		__field(	u64,  root_id		)
1928 		__field(	u64,  objectid		)
1929 		__field(	 u8,  type		)
1930 		__field(	u64,  offset		)
1931 		__field(	int,  level		)
1932 		__field(	int,  old_count		)
1933 		__field(	u64,  parent		)
1934 		__field(	u64,  bytenr		)
1935 		__field(	int,  mod_count		)
1936 		__field(	u64,  tree_size		)
1937 	),
1938 
1939 	TP_fast_assign_btrfs(fs_info,
1940 		__entry->root_id	= oldref->root_id;
1941 		__entry->objectid	= oldref->key_for_search.objectid;
1942 		__entry->type		= oldref->key_for_search.type;
1943 		__entry->offset		= oldref->key_for_search.offset;
1944 		__entry->level		= oldref->level;
1945 		__entry->old_count	= oldref->count;
1946 		__entry->parent		= oldref->parent;
1947 		__entry->bytenr		= oldref->wanted_disk_byte;
1948 		__entry->mod_count	= newref ? newref->count : 0;
1949 		__entry->tree_size	= tree_size;
1950 	),
1951 
1952 	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1953 			__entry->root_id,
1954 			__entry->objectid, __entry->type,
1955 			__entry->offset, __entry->level,
1956 			__entry->old_count, __entry->mod_count,
1957 			__entry->old_count + __entry->mod_count,
1958 			__entry->parent,
1959 			__entry->bytenr,
1960 			__entry->tree_size)
1961 );
1962 
1963 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1964 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1965 		 const struct prelim_ref *oldref,
1966 		 const struct prelim_ref *newref, u64 tree_size),
1967 	TP_ARGS(fs_info, oldref, newref, tree_size)
1968 );
1969 
1970 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1971 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1972 		 const struct prelim_ref *oldref,
1973 		 const struct prelim_ref *newref, u64 tree_size),
1974 	TP_ARGS(fs_info, oldref, newref, tree_size)
1975 );
1976 
1977 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1978 	TP_PROTO(const struct btrfs_root *root, u64 ino, int mod, unsigned outstanding),
1979 
1980 	TP_ARGS(root, ino, mod, outstanding),
1981 
1982 	TP_STRUCT__entry_btrfs(
1983 		__field(	u64, root_objectid	)
1984 		__field(	u64, ino		)
1985 		__field(	int, mod		)
1986 		__field(	unsigned, outstanding	)
1987 	),
1988 
1989 	TP_fast_assign_btrfs(root->fs_info,
1990 		__entry->root_objectid	= btrfs_root_id(root);
1991 		__entry->ino		= ino;
1992 		__entry->mod		= mod;
1993 		__entry->outstanding    = outstanding;
1994 	),
1995 
1996 	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d outstanding=%u",
1997 			show_root_type(__entry->root_objectid),
1998 			__entry->ino, __entry->mod, __entry->outstanding)
1999 );
2000 
2001 DECLARE_EVENT_CLASS(btrfs__block_group,
2002 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2003 
2004 	TP_ARGS(bg_cache),
2005 
2006 	TP_STRUCT__entry_btrfs(
2007 		__field(	u64,	bytenr		)
2008 		__field(	u64,	len		)
2009 		__field(	u64,	used		)
2010 		__field(	u64,	flags		)
2011 	),
2012 
2013 	TP_fast_assign_btrfs(bg_cache->fs_info,
2014 		__entry->bytenr = bg_cache->start,
2015 		__entry->len	= bg_cache->length,
2016 		__entry->used	= bg_cache->used;
2017 		__entry->flags	= bg_cache->flags;
2018 	),
2019 
2020 	TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
2021 		__entry->bytenr, __entry->len, __entry->used, __entry->flags,
2022 		__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
2023 );
2024 
2025 DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
2026 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2027 
2028 	TP_ARGS(bg_cache)
2029 );
2030 
2031 DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
2032 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2033 
2034 	TP_ARGS(bg_cache)
2035 );
2036 
2037 DEFINE_EVENT(btrfs__block_group, btrfs_add_reclaim_block_group,
2038 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2039 
2040 	TP_ARGS(bg_cache)
2041 );
2042 
2043 DEFINE_EVENT(btrfs__block_group, btrfs_reclaim_block_group,
2044 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2045 
2046 	TP_ARGS(bg_cache)
2047 );
2048 
2049 DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
2050 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2051 
2052 	TP_ARGS(bg_cache)
2053 );
2054 
2055 TRACE_EVENT(btrfs_set_extent_bit,
2056 	TP_PROTO(const struct extent_io_tree *tree,
2057 		 u64 start, u64 len, unsigned set_bits),
2058 
2059 	TP_ARGS(tree, start, len, set_bits),
2060 
2061 	TP_STRUCT__entry_btrfs(
2062 		__field(	unsigned,	owner	)
2063 		__field(	u64,		ino	)
2064 		__field(	u64,		rootid	)
2065 		__field(	u64,		start	)
2066 		__field(	u64,		len	)
2067 		__field(	unsigned,	set_bits)
2068 	),
2069 
2070 	TP_fast_assign_btrfs(btrfs_extent_io_tree_to_fs_info(tree),
2071 		const struct btrfs_inode *inode = btrfs_extent_io_tree_to_inode(tree);
2072 
2073 		__entry->owner		= tree->owner;
2074 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2075 		__entry->rootid		= inode ? btrfs_root_id(inode->root) : 0;
2076 		__entry->start		= start;
2077 		__entry->len		= len;
2078 		__entry->set_bits	= set_bits;
2079 	),
2080 
2081 	TP_printk_btrfs(
2082 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
2083 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2084 		__entry->rootid, __entry->start, __entry->len,
2085 		__print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
2086 );
2087 
2088 TRACE_EVENT(btrfs_clear_extent_bit,
2089 	TP_PROTO(const struct extent_io_tree *tree,
2090 		 u64 start, u64 len, unsigned clear_bits),
2091 
2092 	TP_ARGS(tree, start, len, clear_bits),
2093 
2094 	TP_STRUCT__entry_btrfs(
2095 		__field(	unsigned,	owner	)
2096 		__field(	u64,		ino	)
2097 		__field(	u64,		rootid	)
2098 		__field(	u64,		start	)
2099 		__field(	u64,		len	)
2100 		__field(	unsigned,	clear_bits)
2101 	),
2102 
2103 	TP_fast_assign_btrfs(btrfs_extent_io_tree_to_fs_info(tree),
2104 		const struct btrfs_inode *inode = btrfs_extent_io_tree_to_inode(tree);
2105 
2106 		__entry->owner		= tree->owner;
2107 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2108 		__entry->rootid		= inode ? btrfs_root_id(inode->root) : 0;
2109 		__entry->start		= start;
2110 		__entry->len		= len;
2111 		__entry->clear_bits	= clear_bits;
2112 	),
2113 
2114 	TP_printk_btrfs(
2115 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
2116 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2117 		__entry->rootid, __entry->start, __entry->len,
2118 		__print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2119 );
2120 
2121 TRACE_EVENT(btrfs_convert_extent_bit,
2122 	TP_PROTO(const struct extent_io_tree *tree,
2123 		 u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
2124 
2125 	TP_ARGS(tree, start, len, set_bits, clear_bits),
2126 
2127 	TP_STRUCT__entry_btrfs(
2128 		__field(	unsigned,	owner	)
2129 		__field(	u64,		ino	)
2130 		__field(	u64,		rootid	)
2131 		__field(	u64,		start	)
2132 		__field(	u64,		len	)
2133 		__field(	unsigned,	set_bits)
2134 		__field(	unsigned,	clear_bits)
2135 	),
2136 
2137 	TP_fast_assign_btrfs(btrfs_extent_io_tree_to_fs_info(tree),
2138 		const struct btrfs_inode *inode = btrfs_extent_io_tree_to_inode(tree);
2139 
2140 		__entry->owner		= tree->owner;
2141 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2142 		__entry->rootid		= inode ? btrfs_root_id(inode->root) : 0;
2143 		__entry->start		= start;
2144 		__entry->len		= len;
2145 		__entry->set_bits	= set_bits;
2146 		__entry->clear_bits	= clear_bits;
2147 	),
2148 
2149 	TP_printk_btrfs(
2150 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2151 		  __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2152 		  __entry->rootid, __entry->start, __entry->len,
2153 		  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2154 		  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2155 );
2156 
2157 DECLARE_EVENT_CLASS(btrfs_dump_space_info,
2158 	TP_PROTO(struct btrfs_fs_info *fs_info,
2159 		 const struct btrfs_space_info *sinfo),
2160 
2161 	TP_ARGS(fs_info, sinfo),
2162 
2163 	TP_STRUCT__entry_btrfs(
2164 		__field(	u64,	flags			)
2165 		__field(	u64,	total_bytes		)
2166 		__field(	u64,	bytes_used		)
2167 		__field(	u64,	bytes_pinned		)
2168 		__field(	u64,	bytes_reserved		)
2169 		__field(	u64,	bytes_may_use		)
2170 		__field(	u64,	bytes_readonly		)
2171 		__field(	u64,	reclaim_size		)
2172 		__field(	int,	clamp			)
2173 		__field(	u64,	global_reserved		)
2174 		__field(	u64,	trans_reserved		)
2175 		__field(	u64,	delayed_refs_reserved	)
2176 		__field(	u64,	delayed_reserved	)
2177 		__field(	u64,	free_chunk_space	)
2178 		__field(	u64,	delalloc_bytes		)
2179 		__field(	u64,	ordered_bytes		)
2180 	),
2181 
2182 	TP_fast_assign_btrfs(fs_info,
2183 		__entry->flags			=	sinfo->flags;
2184 		__entry->total_bytes		=	sinfo->total_bytes;
2185 		__entry->bytes_used		=	sinfo->bytes_used;
2186 		__entry->bytes_pinned		=	sinfo->bytes_pinned;
2187 		__entry->bytes_reserved		=	sinfo->bytes_reserved;
2188 		__entry->bytes_may_use		=	sinfo->bytes_may_use;
2189 		__entry->bytes_readonly		=	sinfo->bytes_readonly;
2190 		__entry->reclaim_size		=	sinfo->reclaim_size;
2191 		__entry->clamp			=	sinfo->clamp;
2192 		__entry->global_reserved	=	fs_info->global_block_rsv.reserved;
2193 		__entry->trans_reserved		=	fs_info->trans_block_rsv.reserved;
2194 		__entry->delayed_refs_reserved	=	fs_info->delayed_refs_rsv.reserved;
2195 		__entry->delayed_reserved	=	fs_info->delayed_block_rsv.reserved;
2196 		__entry->free_chunk_space	=	atomic64_read(&fs_info->free_chunk_space);
2197 		__entry->delalloc_bytes		=	percpu_counter_sum_positive(&fs_info->delalloc_bytes);
2198 		__entry->ordered_bytes		=	percpu_counter_sum_positive(&fs_info->ordered_bytes);
2199 	),
2200 
2201 	TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
2202 			"bytes_pinned=%llu bytes_reserved=%llu "
2203 			"bytes_may_use=%llu bytes_readonly=%llu "
2204 			"reclaim_size=%llu clamp=%d global_reserved=%llu "
2205 			"trans_reserved=%llu delayed_refs_reserved=%llu "
2206 			"delayed_reserved=%llu chunk_free_space=%llu "
2207 			"delalloc_bytes=%llu ordered_bytes=%llu",
2208 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2209 			__entry->total_bytes, __entry->bytes_used,
2210 			__entry->bytes_pinned, __entry->bytes_reserved,
2211 			__entry->bytes_may_use, __entry->bytes_readonly,
2212 			__entry->reclaim_size, __entry->clamp,
2213 			__entry->global_reserved, __entry->trans_reserved,
2214 			__entry->delayed_refs_reserved,
2215 			__entry->delayed_reserved, __entry->free_chunk_space,
2216 			__entry->delalloc_bytes, __entry->ordered_bytes)
2217 );
2218 
2219 DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
2220 	TP_PROTO(struct btrfs_fs_info *fs_info,
2221 		 const struct btrfs_space_info *sinfo),
2222 	TP_ARGS(fs_info, sinfo)
2223 );
2224 
2225 DEFINE_EVENT(btrfs_dump_space_info, btrfs_fail_all_tickets,
2226 	TP_PROTO(struct btrfs_fs_info *fs_info,
2227 		 const struct btrfs_space_info *sinfo),
2228 	TP_ARGS(fs_info, sinfo)
2229 );
2230 
2231 TRACE_EVENT(btrfs_reserve_ticket,
2232 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
2233 		 u64 start_ns, int flush, int error),
2234 
2235 	TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
2236 
2237 	TP_STRUCT__entry_btrfs(
2238 		__field(	u64,	flags		)
2239 		__field(	u64,	bytes		)
2240 		__field(	u64,	start_ns	)
2241 		__field(	int,	flush		)
2242 		__field(	int,	error		)
2243 	),
2244 
2245 	TP_fast_assign_btrfs(fs_info,
2246 		__entry->flags		= flags;
2247 		__entry->bytes		= bytes;
2248 		__entry->start_ns	= start_ns;
2249 		__entry->flush		= flush;
2250 		__entry->error		= error;
2251 	),
2252 
2253 	TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
2254 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2255 			__entry->bytes, __entry->start_ns,
2256 			__print_symbolic(__entry->flush, FLUSH_ACTIONS),
2257 			__entry->error)
2258 );
2259 
2260 DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2261 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2262 
2263 	TP_ARGS(eb, start_ns),
2264 
2265 	TP_STRUCT__entry_btrfs(
2266 		__field(	u64,	block		)
2267 		__field(	u64,	generation	)
2268 		__field(	u64,	start_ns	)
2269 		__field(	u64,	end_ns		)
2270 		__field(	u64,	diff_ns		)
2271 		__field(	u64,	owner		)
2272 		__field(	int,	is_log_tree	)
2273 	),
2274 
2275 	TP_fast_assign_btrfs(eb->fs_info,
2276 		__entry->block		= eb->start;
2277 		__entry->generation	= btrfs_header_generation(eb);
2278 		__entry->start_ns	= start_ns;
2279 		__entry->end_ns		= ktime_get_ns();
2280 		__entry->diff_ns	= __entry->end_ns - start_ns;
2281 		__entry->owner		= btrfs_header_owner(eb);
2282 		__entry->is_log_tree	= (eb->log_index >= 0);
2283 	),
2284 
2285 	TP_printk_btrfs(
2286 "block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2287 		__entry->block, __entry->generation,
2288 		__entry->start_ns, __entry->end_ns, __entry->diff_ns,
2289 		__entry->owner, __entry->is_log_tree)
2290 );
2291 
2292 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2293 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2294 
2295 	TP_ARGS(eb, start_ns)
2296 );
2297 
2298 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2299 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2300 
2301 	TP_ARGS(eb, start_ns)
2302 );
2303 
2304 DECLARE_EVENT_CLASS(btrfs_locking_events,
2305 	TP_PROTO(const struct extent_buffer *eb),
2306 
2307 	TP_ARGS(eb),
2308 
2309 	TP_STRUCT__entry_btrfs(
2310 		__field(	u64,	block		)
2311 		__field(	u64,	generation	)
2312 		__field(	u64,	owner		)
2313 		__field(	int,	is_log_tree	)
2314 	),
2315 
2316 	TP_fast_assign_btrfs(eb->fs_info,
2317 		__entry->block		= eb->start;
2318 		__entry->generation	= btrfs_header_generation(eb);
2319 		__entry->owner		= btrfs_header_owner(eb);
2320 		__entry->is_log_tree	= (eb->log_index >= 0);
2321 	),
2322 
2323 	TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2324 		__entry->block, __entry->generation,
2325 		__entry->owner, __entry->is_log_tree)
2326 );
2327 
2328 #define DEFINE_BTRFS_LOCK_EVENT(name)				\
2329 DEFINE_EVENT(btrfs_locking_events, name,			\
2330 		TP_PROTO(const struct extent_buffer *eb),	\
2331 								\
2332 		TP_ARGS(eb)					\
2333 )
2334 
2335 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2336 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2337 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2338 
2339 DECLARE_EVENT_CLASS(btrfs__space_info_update,
2340 
2341 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2342 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2343 
2344 	TP_ARGS(fs_info, sinfo, old, diff),
2345 
2346 	TP_STRUCT__entry_btrfs(
2347 		__field(	u64,	type		)
2348 		__field(	u64,	old		)
2349 		__field(	s64,	diff		)
2350 	),
2351 
2352 	TP_fast_assign_btrfs(fs_info,
2353 		__entry->type	= sinfo->flags;
2354 		__entry->old	= old;
2355 		__entry->diff	= diff;
2356 	),
2357 	TP_printk_btrfs("type=%s old=%llu diff=%lld",
2358 		__print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2359 		__entry->old, __entry->diff)
2360 );
2361 
2362 DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2363 
2364 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2365 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2366 
2367 	TP_ARGS(fs_info, sinfo, old, diff)
2368 );
2369 
2370 DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
2371 
2372 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2373 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2374 
2375 	TP_ARGS(fs_info, sinfo, old, diff)
2376 );
2377 
2378 DEFINE_EVENT(btrfs__space_info_update, update_bytes_zone_unusable,
2379 
2380 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2381 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2382 
2383 	TP_ARGS(fs_info, sinfo, old, diff)
2384 );
2385 
2386 DECLARE_EVENT_CLASS(btrfs_raid56_bio,
2387 
2388 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2389 		 const struct bio *bio,
2390 		 const struct raid56_bio_trace_info *trace_info),
2391 
2392 	TP_ARGS(rbio, bio, trace_info),
2393 
2394 	TP_STRUCT__entry_btrfs(
2395 		__field(	u64,	full_stripe	)
2396 		__field(	u64,	physical	)
2397 		__field(	u64,	devid		)
2398 		__field(	u32,	offset		)
2399 		__field(	u32,	len		)
2400 		__field(	u8,	opf		)
2401 		__field(	u8,	total_stripes	)
2402 		__field(	u8,	real_stripes	)
2403 		__field(	u8,	nr_data		)
2404 		__field(	u8,	stripe_nr	)
2405 	),
2406 
2407 	TP_fast_assign_btrfs(rbio->bioc->fs_info,
2408 		__entry->full_stripe	= rbio->bioc->full_stripe_logical;
2409 		__entry->physical	= bio->bi_iter.bi_sector << SECTOR_SHIFT;
2410 		__entry->len		= bio->bi_iter.bi_size;
2411 		__entry->opf		= bio_op(bio);
2412 		__entry->devid		= trace_info->devid;
2413 		__entry->offset		= trace_info->offset;
2414 		__entry->stripe_nr	= trace_info->stripe_nr;
2415 		__entry->total_stripes	= rbio->bioc->num_stripes;
2416 		__entry->real_stripes	= rbio->real_stripes;
2417 		__entry->nr_data	= rbio->nr_data;
2418 	),
2419 	/*
2420 	 * For type output, we need to output things like "DATA1"
2421 	 * (the first data stripe), "DATA2" (the second data stripe),
2422 	 * "PQ1" (P stripe),"PQ2" (Q stripe), "REPLACE0" (replace target device).
2423 	 */
2424 	TP_printk_btrfs(
2425 "full_stripe=%llu devid=%lld type=%s%d offset=%d opf=0x%x physical=%llu len=%u",
2426 		__entry->full_stripe, __entry->devid,
2427 		(__entry->stripe_nr < __entry->nr_data) ? "DATA" :
2428 			((__entry->stripe_nr < __entry->real_stripes) ? "PQ" :
2429 			 "REPLACE"),
2430 		(__entry->stripe_nr < __entry->nr_data) ?
2431 			(__entry->stripe_nr + 1) :
2432 			((__entry->stripe_nr < __entry->real_stripes) ?
2433 			 (__entry->stripe_nr - __entry->nr_data + 1) : 0),
2434 		__entry->offset, __entry->opf, __entry->physical, __entry->len)
2435 );
2436 
2437 DEFINE_EVENT(btrfs_raid56_bio, raid56_read,
2438 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2439 		 const struct bio *bio,
2440 		 const struct raid56_bio_trace_info *trace_info),
2441 
2442 	TP_ARGS(rbio, bio, trace_info)
2443 );
2444 
2445 DEFINE_EVENT(btrfs_raid56_bio, raid56_write,
2446 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2447 		 const struct bio *bio,
2448 		 const struct raid56_bio_trace_info *trace_info),
2449 
2450 	TP_ARGS(rbio, bio, trace_info)
2451 );
2452 
2453 TRACE_EVENT(btrfs_insert_one_raid_extent,
2454 
2455 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 logical, u64 length,
2456 		 int num_stripes),
2457 
2458 	TP_ARGS(fs_info, logical, length, num_stripes),
2459 
2460 	TP_STRUCT__entry_btrfs(
2461 		__field(	u64,	logical		)
2462 		__field(	u64,	length		)
2463 		__field(	int,	num_stripes	)
2464 	),
2465 
2466 	TP_fast_assign_btrfs(fs_info,
2467 		__entry->logical	= logical;
2468 		__entry->length		= length;
2469 		__entry->num_stripes	= num_stripes;
2470 	),
2471 
2472 	TP_printk_btrfs("logical=%llu length=%llu num_stripes=%d",
2473 			__entry->logical, __entry->length,
2474 			__entry->num_stripes)
2475 );
2476 
2477 TRACE_EVENT(btrfs_raid_extent_delete,
2478 
2479 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 end,
2480 		 u64 found_start, u64 found_end),
2481 
2482 	TP_ARGS(fs_info, start, end, found_start, found_end),
2483 
2484 	TP_STRUCT__entry_btrfs(
2485 		__field(	u64,	start		)
2486 		__field(	u64,	end		)
2487 		__field(	u64,	found_start	)
2488 		__field(	u64,	found_end	)
2489 	),
2490 
2491 	TP_fast_assign_btrfs(fs_info,
2492 		__entry->start		= start;
2493 		__entry->end		= end;
2494 		__entry->found_start	= found_start;
2495 		__entry->found_end	= found_end;
2496 	),
2497 
2498 	TP_printk_btrfs("start=%llu end=%llu found_start=%llu found_end=%llu",
2499 			__entry->start, __entry->end, __entry->found_start,
2500 			__entry->found_end)
2501 );
2502 
2503 TRACE_EVENT(btrfs_get_raid_extent_offset,
2504 
2505 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 logical, u64 length,
2506 		 u64 physical, u64 devid),
2507 
2508 	TP_ARGS(fs_info, logical, length, physical, devid),
2509 
2510 	TP_STRUCT__entry_btrfs(
2511 		__field(	u64,	logical		)
2512 		__field(	u64,	length		)
2513 		__field(	u64,	physical	)
2514 		__field(	u64,	devid		)
2515 	),
2516 
2517 	TP_fast_assign_btrfs(fs_info,
2518 		__entry->logical	= logical;
2519 		__entry->length		= length;
2520 		__entry->physical	= physical;
2521 		__entry->devid		= devid;
2522 	),
2523 
2524 	TP_printk_btrfs("logical=%llu length=%llu physical=%llu devid=%llu",
2525 			__entry->logical, __entry->length, __entry->physical,
2526 			__entry->devid)
2527 );
2528 
2529 TRACE_EVENT(btrfs_extent_map_shrinker_count,
2530 
2531 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr),
2532 
2533 	TP_ARGS(fs_info, nr),
2534 
2535 	TP_STRUCT__entry_btrfs(
2536 		__field(	long,	nr	)
2537 	),
2538 
2539 	TP_fast_assign_btrfs(fs_info,
2540 		__entry->nr		= nr;
2541 	),
2542 
2543 	TP_printk_btrfs("nr=%ld", __entry->nr)
2544 );
2545 
2546 TRACE_EVENT(btrfs_extent_map_shrinker_scan_enter,
2547 
2548 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr),
2549 
2550 	TP_ARGS(fs_info, nr),
2551 
2552 	TP_STRUCT__entry_btrfs(
2553 		__field(	long,	nr_to_scan	)
2554 		__field(	long,	nr		)
2555 		__field(	u64,	last_root_id	)
2556 		__field(	u64,	last_ino	)
2557 	),
2558 
2559 	TP_fast_assign_btrfs(fs_info,
2560 		__entry->nr_to_scan	= \
2561 		     atomic64_read(&fs_info->em_shrinker_nr_to_scan);
2562 		__entry->nr		= nr;
2563 		__entry->last_root_id	= fs_info->em_shrinker_last_root;
2564 		__entry->last_ino	= fs_info->em_shrinker_last_ino;
2565 	),
2566 
2567 	TP_printk_btrfs("nr_to_scan=%ld nr=%ld last_root=%llu(%s) last_ino=%llu",
2568 			__entry->nr_to_scan, __entry->nr,
2569 			show_root_type(__entry->last_root_id), __entry->last_ino)
2570 );
2571 
2572 TRACE_EVENT(btrfs_extent_map_shrinker_scan_exit,
2573 
2574 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr_dropped, long nr),
2575 
2576 	TP_ARGS(fs_info, nr_dropped, nr),
2577 
2578 	TP_STRUCT__entry_btrfs(
2579 		__field(	long,	nr_dropped	)
2580 		__field(	long,	nr		)
2581 		__field(	u64,	last_root_id	)
2582 		__field(	u64,	last_ino	)
2583 	),
2584 
2585 	TP_fast_assign_btrfs(fs_info,
2586 		__entry->nr_dropped	= nr_dropped;
2587 		__entry->nr		= nr;
2588 		__entry->last_root_id	= fs_info->em_shrinker_last_root;
2589 		__entry->last_ino	= fs_info->em_shrinker_last_ino;
2590 	),
2591 
2592 	TP_printk_btrfs("nr_dropped=%ld nr=%ld last_root=%llu(%s) last_ino=%llu",
2593 			__entry->nr_dropped, __entry->nr,
2594 			show_root_type(__entry->last_root_id), __entry->last_ino)
2595 );
2596 
2597 TRACE_EVENT(btrfs_extent_map_shrinker_remove_em,
2598 
2599 	TP_PROTO(const struct btrfs_inode *inode, const struct extent_map *em),
2600 
2601 	TP_ARGS(inode, em),
2602 
2603 	TP_STRUCT__entry_btrfs(
2604 		__field(	u64,	ino		)
2605 		__field(	u64,	root_id		)
2606 		__field(	u64,	start		)
2607 		__field(	u64,	len		)
2608 		__field(	u32,	flags		)
2609 	),
2610 
2611 	TP_fast_assign_btrfs(inode->root->fs_info,
2612 		__entry->ino		= btrfs_ino(inode);
2613 		__entry->root_id	= btrfs_root_id(inode->root);
2614 		__entry->start		= em->start;
2615 		__entry->len		= em->len;
2616 		__entry->flags		= em->flags;
2617 	),
2618 
2619 	TP_printk_btrfs("ino=%llu root=%llu(%s) start=%llu len=%llu flags=%s",
2620 			__entry->ino, show_root_type(__entry->root_id),
2621 			__entry->start, __entry->len,
2622 			show_map_flags(__entry->flags))
2623 );
2624 
2625 #endif /* _TRACE_BTRFS_H */
2626 
2627 /* This part must be outside protection */
2628 #include <trace/define_trace.h>
2629