xref: /linux/include/trace/events/btrfs.h (revision 205a7309cccd34ad49c2b6b1b59b907c12395d6c)
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,   for_reclaim		)
691 		__field(	char,   range_cyclic		)
692 		__field(	unsigned long,  writeback_index	)
693 		__field(	u64,    root_objectid		)
694 	),
695 
696 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
697 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
698 		__entry->index		= folio->index;
699 		__entry->nr_to_write	= wbc->nr_to_write;
700 		__entry->pages_skipped	= wbc->pages_skipped;
701 		__entry->range_start	= wbc->range_start;
702 		__entry->range_end	= wbc->range_end;
703 		__entry->for_kupdate	= wbc->for_kupdate;
704 		__entry->for_reclaim	= wbc->for_reclaim;
705 		__entry->range_cyclic	= wbc->range_cyclic;
706 		__entry->writeback_index = inode->i_mapping->writeback_index;
707 		__entry->root_objectid	= btrfs_root_id(BTRFS_I(inode)->root);
708 	),
709 
710 	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
711 		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
712 		  "range_end=%llu for_kupdate=%d "
713 		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
714 		  show_root_type(__entry->root_objectid),
715 		  __entry->ino, __entry->index,
716 		  __entry->nr_to_write, __entry->pages_skipped,
717 		  __entry->range_start, __entry->range_end,
718 		  __entry->for_kupdate,
719 		  __entry->for_reclaim, __entry->range_cyclic,
720 		  __entry->writeback_index)
721 );
722 
723 DEFINE_EVENT(btrfs__writepage, extent_writepage,
724 
725 	TP_PROTO(const struct folio *folio, const struct inode *inode,
726 		 const struct writeback_control *wbc),
727 
728 	TP_ARGS(folio, inode, wbc)
729 );
730 
731 TRACE_EVENT(btrfs_writepage_end_io_hook,
732 
733 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end,
734 		 int uptodate),
735 
736 	TP_ARGS(inode, start, end, uptodate),
737 
738 	TP_STRUCT__entry_btrfs(
739 		__field(	u64,	 ino		)
740 		__field(	u64,	 start		)
741 		__field(	u64,	 end		)
742 		__field(	int,	 uptodate	)
743 		__field(	u64,    root_objectid	)
744 	),
745 
746 	TP_fast_assign_btrfs(inode->root->fs_info,
747 		__entry->ino	= btrfs_ino(inode);
748 		__entry->start	= start;
749 		__entry->end	= end;
750 		__entry->uptodate = uptodate;
751 		__entry->root_objectid = btrfs_root_id(inode->root);
752 	),
753 
754 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu end=%llu uptodate=%d",
755 		  show_root_type(__entry->root_objectid),
756 		  __entry->ino, __entry->start,
757 		  __entry->end, __entry->uptodate)
758 );
759 
760 TRACE_EVENT(btrfs_sync_file,
761 
762 	TP_PROTO(const struct file *file, int datasync),
763 
764 	TP_ARGS(file, datasync),
765 
766 	TP_STRUCT__entry_btrfs(
767 		__field(	u64,	ino		)
768 		__field(	u64,	parent		)
769 		__field(	int,    datasync	)
770 		__field(	u64,    root_objectid	)
771 	),
772 
773 	TP_fast_assign(
774 		const struct dentry *dentry = file->f_path.dentry;
775 		const struct inode *inode = d_inode(dentry);
776 
777 		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
778 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
779 		__entry->parent		= btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
780 		__entry->datasync	= datasync;
781 		__entry->root_objectid	= btrfs_root_id(BTRFS_I(inode)->root);
782 	),
783 
784 	TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
785 		  show_root_type(__entry->root_objectid),
786 		  __entry->ino,
787 		  __entry->parent,
788 		  __entry->datasync)
789 );
790 
791 TRACE_EVENT(btrfs_sync_fs,
792 
793 	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
794 
795 	TP_ARGS(fs_info, wait),
796 
797 	TP_STRUCT__entry_btrfs(
798 		__field(	int,  wait		)
799 	),
800 
801 	TP_fast_assign_btrfs(fs_info,
802 		__entry->wait	= wait;
803 	),
804 
805 	TP_printk_btrfs("wait=%d", __entry->wait)
806 );
807 
808 TRACE_EVENT(btrfs_add_block_group,
809 
810 	TP_PROTO(const struct btrfs_fs_info *fs_info,
811 		 const struct btrfs_block_group *block_group, int create),
812 
813 	TP_ARGS(fs_info, block_group, create),
814 
815 	TP_STRUCT__entry_btrfs(
816 		__field(	u64,	offset			)
817 		__field(	u64,	size			)
818 		__field(	u64,	flags			)
819 		__field(	u64,	bytes_used		)
820 		__field(	u64,	bytes_super		)
821 		__field(	int,	create			)
822 	),
823 
824 	TP_fast_assign_btrfs(fs_info,
825 		__entry->offset		= block_group->start;
826 		__entry->size		= block_group->length;
827 		__entry->flags		= block_group->flags;
828 		__entry->bytes_used	= block_group->used;
829 		__entry->bytes_super	= block_group->bytes_super;
830 		__entry->create		= create;
831 	),
832 
833 	TP_printk_btrfs("block_group offset=%llu size=%llu "
834 		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
835 		  "create=%d",
836 		  __entry->offset,
837 		  __entry->size,
838 		  __entry->flags,
839 		  __print_flags((unsigned long)__entry->flags, "|",
840 				BTRFS_GROUP_FLAGS),
841 		  __entry->bytes_used,
842 		  __entry->bytes_super, __entry->create)
843 );
844 
845 #define show_ref_action(action)						\
846 	__print_symbolic(action,					\
847 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
848 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
849 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
850 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
851 
852 
853 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
854 
855 	TP_PROTO(const struct btrfs_fs_info *fs_info,
856 		 const struct btrfs_delayed_ref_node *ref),
857 
858 	TP_ARGS(fs_info, ref),
859 
860 	TP_STRUCT__entry_btrfs(
861 		__field(	u64,  bytenr		)
862 		__field(	u64,  num_bytes		)
863 		__field(	int,  action		)
864 		__field(	u64,  parent		)
865 		__field(	u64,  ref_root		)
866 		__field(	int,  level		)
867 		__field(	int,  type		)
868 		__field(	u64,  seq		)
869 	),
870 
871 	TP_fast_assign_btrfs(fs_info,
872 		__entry->bytenr		= ref->bytenr;
873 		__entry->num_bytes	= ref->num_bytes;
874 		__entry->action		= ref->action;
875 		__entry->parent		= ref->parent;
876 		__entry->ref_root	= ref->ref_root;
877 		__entry->level		= ref->tree_ref.level;
878 		__entry->type		= ref->type;
879 		__entry->seq		= ref->seq;
880 	),
881 
882 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
883 		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
884 		  "type=%s seq=%llu",
885 		  __entry->bytenr,
886 		  __entry->num_bytes,
887 		  show_ref_action(__entry->action),
888 		  show_root_type(__entry->parent),
889 		  show_root_type(__entry->ref_root),
890 		  __entry->level, show_ref_type(__entry->type),
891 		  __entry->seq)
892 );
893 
894 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
895 
896 	TP_PROTO(const struct btrfs_fs_info *fs_info,
897 		 const struct btrfs_delayed_ref_node *ref),
898 
899 	TP_ARGS(fs_info, ref)
900 );
901 
902 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
903 
904 	TP_PROTO(const struct btrfs_fs_info *fs_info,
905 		 const struct btrfs_delayed_ref_node *ref),
906 
907 	TP_ARGS(fs_info, ref)
908 );
909 
910 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
911 
912 	TP_PROTO(const struct btrfs_fs_info *fs_info,
913 		 const struct btrfs_delayed_ref_node *ref),
914 
915 	TP_ARGS(fs_info, ref),
916 
917 	TP_STRUCT__entry_btrfs(
918 		__field(	u64,  bytenr		)
919 		__field(	u64,  num_bytes		)
920 		__field(	int,  action		)
921 		__field(	u64,  parent		)
922 		__field(	u64,  ref_root		)
923 		__field(	u64,  owner		)
924 		__field(	u64,  offset		)
925 		__field(	int,  type		)
926 		__field(	u64,  seq		)
927 	),
928 
929 	TP_fast_assign_btrfs(fs_info,
930 		__entry->bytenr		= ref->bytenr;
931 		__entry->num_bytes	= ref->num_bytes;
932 		__entry->action		= ref->action;
933 		__entry->parent		= ref->parent;
934 		__entry->ref_root	= ref->ref_root;
935 		__entry->owner		= ref->data_ref.objectid;
936 		__entry->offset		= ref->data_ref.offset;
937 		__entry->type		= ref->type;
938 		__entry->seq		= ref->seq;
939 	),
940 
941 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
942 		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
943 		  "offset=%llu type=%s seq=%llu",
944 		  __entry->bytenr,
945 		  __entry->num_bytes,
946 		  show_ref_action(__entry->action),
947 		  show_root_type(__entry->parent),
948 		  show_root_type(__entry->ref_root),
949 		  __entry->owner,
950 		  __entry->offset,
951 		  show_ref_type(__entry->type),
952 		  __entry->seq)
953 );
954 
955 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
956 
957 	TP_PROTO(const struct btrfs_fs_info *fs_info,
958 		 const struct btrfs_delayed_ref_node *ref),
959 
960 	TP_ARGS(fs_info, ref)
961 );
962 
963 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
964 
965 	TP_PROTO(const struct btrfs_fs_info *fs_info,
966 		 const struct btrfs_delayed_ref_node *ref),
967 
968 	TP_ARGS(fs_info, ref)
969 );
970 
971 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
972 
973 	TP_PROTO(const struct btrfs_fs_info *fs_info,
974 		 const struct btrfs_delayed_ref_head *head_ref,
975 		 int action),
976 
977 	TP_ARGS(fs_info, head_ref, action),
978 
979 	TP_STRUCT__entry_btrfs(
980 		__field(	u64,  bytenr		)
981 		__field(	u64,  num_bytes		)
982 		__field(	int,  action		)
983 		__field(	int,  is_data		)
984 	),
985 
986 	TP_fast_assign_btrfs(fs_info,
987 		__entry->bytenr		= head_ref->bytenr;
988 		__entry->num_bytes	= head_ref->num_bytes;
989 		__entry->action		= action;
990 		__entry->is_data	= head_ref->is_data;
991 	),
992 
993 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
994 		  __entry->bytenr,
995 		  __entry->num_bytes,
996 		  show_ref_action(__entry->action),
997 		  __entry->is_data)
998 );
999 
1000 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
1001 
1002 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1003 		 const struct btrfs_delayed_ref_head *head_ref,
1004 		 int action),
1005 
1006 	TP_ARGS(fs_info, head_ref, action)
1007 );
1008 
1009 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
1010 
1011 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1012 		 const struct btrfs_delayed_ref_head *head_ref,
1013 		 int action),
1014 
1015 	TP_ARGS(fs_info, head_ref, action)
1016 );
1017 
1018 #define show_chunk_type(type)					\
1019 	__print_flags(type, "|",				\
1020 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
1021 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
1022 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
1023 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
1024 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
1025 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
1026 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
1027 		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
1028 		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
1029 
1030 DECLARE_EVENT_CLASS(btrfs__chunk,
1031 
1032 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1033 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1034 
1035 	TP_ARGS(fs_info, map, offset, size),
1036 
1037 	TP_STRUCT__entry_btrfs(
1038 		__field(	int,  num_stripes		)
1039 		__field(	u64,  type			)
1040 		__field(	int,  sub_stripes		)
1041 		__field(	u64,  offset			)
1042 		__field(	u64,  size			)
1043 		__field(	u64,  root_objectid		)
1044 	),
1045 
1046 	TP_fast_assign_btrfs(fs_info,
1047 		__entry->num_stripes	= map->num_stripes;
1048 		__entry->type		= map->type;
1049 		__entry->sub_stripes	= map->sub_stripes;
1050 		__entry->offset		= offset;
1051 		__entry->size		= size;
1052 		__entry->root_objectid	= btrfs_root_id(fs_info->chunk_root);
1053 	),
1054 
1055 	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
1056 		  "num_stripes=%d sub_stripes=%d type=%s",
1057 		  show_root_type(__entry->root_objectid),
1058 		  __entry->offset,
1059 		  __entry->size,
1060 		  __entry->num_stripes, __entry->sub_stripes,
1061 		  show_chunk_type(__entry->type))
1062 );
1063 
1064 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
1065 
1066 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1067 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1068 
1069 	TP_ARGS(fs_info, map, offset, size)
1070 );
1071 
1072 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
1073 
1074 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1075 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1076 
1077 	TP_ARGS(fs_info, map, offset, size)
1078 );
1079 
1080 TRACE_EVENT(btrfs_cow_block,
1081 
1082 	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
1083 		 const struct extent_buffer *cow),
1084 
1085 	TP_ARGS(root, buf, cow),
1086 
1087 	TP_STRUCT__entry_btrfs(
1088 		__field(	u64,  root_objectid		)
1089 		__field(	u64,  buf_start			)
1090 		__field(	int,  refs			)
1091 		__field(	u64,  cow_start			)
1092 		__field(	int,  buf_level			)
1093 		__field(	int,  cow_level			)
1094 	),
1095 
1096 	TP_fast_assign_btrfs(root->fs_info,
1097 		__entry->root_objectid	= btrfs_root_id(root);
1098 		__entry->buf_start	= buf->start;
1099 		__entry->refs		= refcount_read(&buf->refs);
1100 		__entry->cow_start	= cow->start;
1101 		__entry->buf_level	= btrfs_header_level(buf);
1102 		__entry->cow_level	= btrfs_header_level(cow);
1103 	),
1104 
1105 	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1106 		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1107 		  show_root_type(__entry->root_objectid),
1108 		  __entry->refs,
1109 		  __entry->buf_start,
1110 		  __entry->buf_level,
1111 		  __entry->cow_start,
1112 		  __entry->cow_level)
1113 );
1114 
1115 TRACE_EVENT(btrfs_space_reservation,
1116 
1117 	TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
1118 		 u64 bytes, int reserve),
1119 
1120 	TP_ARGS(fs_info, type, val, bytes, reserve),
1121 
1122 	TP_STRUCT__entry_btrfs(
1123 		__string(	type,	type			)
1124 		__field(	u64,	val			)
1125 		__field(	u64,	bytes			)
1126 		__field(	int,	reserve			)
1127 	),
1128 
1129 	TP_fast_assign_btrfs(fs_info,
1130 		__assign_str(type);
1131 		__entry->val		= val;
1132 		__entry->bytes		= bytes;
1133 		__entry->reserve	= reserve;
1134 	),
1135 
1136 	TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1137 			__entry->reserve ? "reserve" : "release",
1138 			__entry->bytes)
1139 );
1140 
1141 TRACE_EVENT(btrfs_trigger_flush,
1142 
1143 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1144 		 int flush, const char *reason),
1145 
1146 	TP_ARGS(fs_info, flags, bytes, flush, reason),
1147 
1148 	TP_STRUCT__entry_btrfs(
1149 		__field(	u64,	flags			)
1150 		__field(	u64,	bytes			)
1151 		__field(	int,	flush			)
1152 		__string(	reason,	reason			)
1153 	),
1154 
1155 	TP_fast_assign_btrfs(fs_info,
1156 		__entry->flags	= flags;
1157 		__entry->bytes	= bytes;
1158 		__entry->flush	= flush;
1159 		__assign_str(reason);
1160 	),
1161 
1162 	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1163 		  __get_str(reason), __entry->flush,
1164 		  __print_symbolic(__entry->flush, FLUSH_ACTIONS),
1165 		  __entry->flags,
1166 		  __print_flags((unsigned long)__entry->flags, "|",
1167 				BTRFS_GROUP_FLAGS),
1168 		  __entry->bytes)
1169 );
1170 
1171 
1172 TRACE_EVENT(btrfs_flush_space,
1173 
1174 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1175 		 int state, int ret, bool for_preempt),
1176 
1177 	TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
1178 
1179 	TP_STRUCT__entry_btrfs(
1180 		__field(	u64,	flags			)
1181 		__field(	u64,	num_bytes		)
1182 		__field(	int,	state			)
1183 		__field(	int,	ret			)
1184 		__field(       bool,	for_preempt		)
1185 	),
1186 
1187 	TP_fast_assign_btrfs(fs_info,
1188 		__entry->flags		=	flags;
1189 		__entry->num_bytes	=	num_bytes;
1190 		__entry->state		=	state;
1191 		__entry->ret		=	ret;
1192 		__entry->for_preempt	=	for_preempt;
1193 	),
1194 
1195 	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d",
1196 		  __entry->state,
1197 		  __print_symbolic(__entry->state, FLUSH_STATES),
1198 		  __entry->flags,
1199 		  __print_flags((unsigned long)__entry->flags, "|",
1200 				BTRFS_GROUP_FLAGS),
1201 		  __entry->num_bytes, __entry->ret, __entry->for_preempt)
1202 );
1203 
1204 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1205 
1206 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1207 
1208 	TP_ARGS(fs_info, start, len),
1209 
1210 	TP_STRUCT__entry_btrfs(
1211 		__field(	u64,  start			)
1212 		__field(	u64,  len			)
1213 	),
1214 
1215 	TP_fast_assign_btrfs(fs_info,
1216 		__entry->start		= start;
1217 		__entry->len		= len;
1218 	),
1219 
1220 	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1221 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1222 		  __entry->start,
1223 		  __entry->len)
1224 );
1225 
1226 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1227 
1228 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1229 
1230 	TP_ARGS(fs_info, start, len)
1231 );
1232 
1233 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1234 
1235 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1236 
1237 	TP_ARGS(fs_info, start, len)
1238 );
1239 
1240 TRACE_EVENT(btrfs_find_free_extent,
1241 
1242 	TP_PROTO(const struct btrfs_root *root,
1243 		 const struct find_free_extent_ctl *ffe_ctl),
1244 
1245 	TP_ARGS(root, ffe_ctl),
1246 
1247 	TP_STRUCT__entry_btrfs(
1248 		__field(	u64,	root_objectid		)
1249 		__field(	u64,	num_bytes		)
1250 		__field(	u64,	empty_size		)
1251 		__field(	u64,	flags			)
1252 	),
1253 
1254 	TP_fast_assign_btrfs(root->fs_info,
1255 		__entry->root_objectid	= btrfs_root_id(root);
1256 		__entry->num_bytes	= ffe_ctl->num_bytes;
1257 		__entry->empty_size	= ffe_ctl->empty_size;
1258 		__entry->flags		= ffe_ctl->flags;
1259 	),
1260 
1261 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1262 		  show_root_type(__entry->root_objectid),
1263 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1264 		  __print_flags((unsigned long)__entry->flags, "|",
1265 				 BTRFS_GROUP_FLAGS))
1266 );
1267 
1268 TRACE_EVENT(btrfs_find_free_extent_search_loop,
1269 
1270 	TP_PROTO(const struct btrfs_root *root,
1271 		 const struct find_free_extent_ctl *ffe_ctl),
1272 
1273 	TP_ARGS(root, ffe_ctl),
1274 
1275 	TP_STRUCT__entry_btrfs(
1276 		__field(	u64,	root_objectid		)
1277 		__field(	u64,	num_bytes		)
1278 		__field(	u64,	empty_size		)
1279 		__field(	u64,	flags			)
1280 		__field(	u64,	loop			)
1281 	),
1282 
1283 	TP_fast_assign_btrfs(root->fs_info,
1284 		__entry->root_objectid	= btrfs_root_id(root);
1285 		__entry->num_bytes	= ffe_ctl->num_bytes;
1286 		__entry->empty_size	= ffe_ctl->empty_size;
1287 		__entry->flags		= ffe_ctl->flags;
1288 		__entry->loop		= ffe_ctl->loop;
1289 	),
1290 
1291 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu",
1292 		  show_root_type(__entry->root_objectid),
1293 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1294 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1295 		  __entry->loop)
1296 );
1297 
1298 TRACE_EVENT(btrfs_find_free_extent_have_block_group,
1299 
1300 	TP_PROTO(const struct btrfs_root *root,
1301 		 const struct find_free_extent_ctl *ffe_ctl,
1302 		 const struct btrfs_block_group *block_group),
1303 
1304 	TP_ARGS(root, ffe_ctl, block_group),
1305 
1306 	TP_STRUCT__entry_btrfs(
1307 		__field(	u64,	root_objectid		)
1308 		__field(	u64,	num_bytes		)
1309 		__field(	u64,	empty_size		)
1310 		__field(	u64,	flags			)
1311 		__field(	u64,	loop			)
1312 		__field(	bool,	hinted			)
1313 		__field(	u64,	bg_start		)
1314 		__field(	u64,	bg_flags		)
1315 	),
1316 
1317 	TP_fast_assign_btrfs(root->fs_info,
1318 		__entry->root_objectid	= btrfs_root_id(root);
1319 		__entry->num_bytes	= ffe_ctl->num_bytes;
1320 		__entry->empty_size	= ffe_ctl->empty_size;
1321 		__entry->flags		= ffe_ctl->flags;
1322 		__entry->loop		= ffe_ctl->loop;
1323 		__entry->hinted		= ffe_ctl->hinted;
1324 		__entry->bg_start	= block_group->start;
1325 		__entry->bg_flags	= block_group->flags;
1326 	),
1327 
1328 	TP_printk_btrfs(
1329 "root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu hinted=%d block_group=%llu bg_flags=%llu(%s)",
1330 		  show_root_type(__entry->root_objectid),
1331 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1332 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1333 		  __entry->loop, __entry->hinted,
1334 		  __entry->bg_start, __entry->bg_flags,
1335 		  __print_flags((unsigned long)__entry->bg_flags, "|",
1336 				 BTRFS_GROUP_FLAGS))
1337 );
1338 
1339 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1340 
1341 	TP_PROTO(const struct btrfs_block_group *block_group,
1342 		 const struct find_free_extent_ctl *ffe_ctl),
1343 
1344 	TP_ARGS(block_group, ffe_ctl),
1345 
1346 	TP_STRUCT__entry_btrfs(
1347 		__field(	u64,	bg_objectid		)
1348 		__field(	u64,	flags			)
1349 		__field(	int,	bg_size_class		)
1350 		__field(	u64,	start			)
1351 		__field(	u64,	len			)
1352 		__field(	u64,	loop			)
1353 		__field(	bool,	hinted			)
1354 		__field(	int,	size_class		)
1355 	),
1356 
1357 	TP_fast_assign_btrfs(block_group->fs_info,
1358 		__entry->bg_objectid	= block_group->start;
1359 		__entry->flags		= block_group->flags;
1360 		__entry->bg_size_class	= block_group->size_class;
1361 		__entry->start		= ffe_ctl->search_start;
1362 		__entry->len		= ffe_ctl->num_bytes;
1363 		__entry->loop		= ffe_ctl->loop;
1364 		__entry->hinted		= ffe_ctl->hinted;
1365 		__entry->size_class	= ffe_ctl->size_class;
1366 	),
1367 
1368 	TP_printk_btrfs(
1369 "root=%llu(%s) block_group=%llu flags=%llu(%s) bg_size_class=%d start=%llu len=%llu loop=%llu hinted=%d size_class=%d",
1370 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1371 		  __entry->bg_objectid,
1372 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1373 						"|", BTRFS_GROUP_FLAGS),
1374 		  __entry->bg_size_class, __entry->start, __entry->len,
1375 		  __entry->loop, __entry->hinted, __entry->size_class)
1376 );
1377 
1378 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1379 
1380 	TP_PROTO(const struct btrfs_block_group *block_group,
1381 		 const struct find_free_extent_ctl *ffe_ctl),
1382 
1383 	TP_ARGS(block_group, ffe_ctl)
1384 );
1385 
1386 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1387 
1388 	TP_PROTO(const struct btrfs_block_group *block_group,
1389 		 const struct find_free_extent_ctl *ffe_ctl),
1390 
1391 	TP_ARGS(block_group, ffe_ctl)
1392 );
1393 
1394 TRACE_EVENT(btrfs_find_cluster,
1395 
1396 	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1397 		 u64 bytes, u64 empty_size, u64 min_bytes),
1398 
1399 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1400 
1401 	TP_STRUCT__entry_btrfs(
1402 		__field(	u64,	bg_objectid		)
1403 		__field(	u64,	flags			)
1404 		__field(	u64,	start			)
1405 		__field(	u64,	bytes			)
1406 		__field(	u64,	empty_size		)
1407 		__field(	u64,	min_bytes		)
1408 	),
1409 
1410 	TP_fast_assign_btrfs(block_group->fs_info,
1411 		__entry->bg_objectid	= block_group->start;
1412 		__entry->flags		= block_group->flags;
1413 		__entry->start		= start;
1414 		__entry->bytes		= bytes;
1415 		__entry->empty_size	= empty_size;
1416 		__entry->min_bytes	= min_bytes;
1417 	),
1418 
1419 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1420 		  "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1421 		  __entry->flags,
1422 		  __print_flags((unsigned long)__entry->flags, "|",
1423 				BTRFS_GROUP_FLAGS), __entry->start,
1424 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1425 );
1426 
1427 TRACE_EVENT(btrfs_failed_cluster_setup,
1428 
1429 	TP_PROTO(const struct btrfs_block_group *block_group),
1430 
1431 	TP_ARGS(block_group),
1432 
1433 	TP_STRUCT__entry_btrfs(
1434 		__field(	u64,	bg_objectid		)
1435 	),
1436 
1437 	TP_fast_assign_btrfs(block_group->fs_info,
1438 		__entry->bg_objectid	= block_group->start;
1439 	),
1440 
1441 	TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1442 );
1443 
1444 TRACE_EVENT(btrfs_setup_cluster,
1445 
1446 	TP_PROTO(const struct btrfs_block_group *block_group,
1447 		 const struct btrfs_free_cluster *cluster,
1448 		 u64 size, int bitmap),
1449 
1450 	TP_ARGS(block_group, cluster, size, bitmap),
1451 
1452 	TP_STRUCT__entry_btrfs(
1453 		__field(	u64,	bg_objectid		)
1454 		__field(	u64,	flags			)
1455 		__field(	u64,	start			)
1456 		__field(	u64,	max_size		)
1457 		__field(	u64,	size			)
1458 		__field(	int,	bitmap			)
1459 	),
1460 
1461 	TP_fast_assign_btrfs(block_group->fs_info,
1462 		__entry->bg_objectid	= block_group->start;
1463 		__entry->flags		= block_group->flags;
1464 		__entry->start		= cluster->window_start;
1465 		__entry->max_size	= cluster->max_size;
1466 		__entry->size		= size;
1467 		__entry->bitmap		= bitmap;
1468 	),
1469 
1470 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1471 		  "size=%llu max_size=%llu bitmap=%d",
1472 		  __entry->bg_objectid,
1473 		  __entry->flags,
1474 		  __print_flags((unsigned long)__entry->flags, "|",
1475 				BTRFS_GROUP_FLAGS), __entry->start,
1476 		  __entry->size, __entry->max_size, __entry->bitmap)
1477 );
1478 
1479 struct extent_state;
1480 TRACE_EVENT(btrfs_alloc_extent_state,
1481 
1482 	TP_PROTO(const struct extent_state *state,
1483 		 gfp_t mask, unsigned long IP),
1484 
1485 	TP_ARGS(state, mask, IP),
1486 
1487 	TP_STRUCT__entry(
1488 		__field(const struct extent_state *, state)
1489 		__field(unsigned long, mask)
1490 		__field(const void*, ip)
1491 	),
1492 
1493 	TP_fast_assign(
1494 		__entry->state	= state,
1495 		__entry->mask	= (__force unsigned long)mask,
1496 		__entry->ip	= (const void *)IP
1497 	),
1498 
1499 	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1500 		  show_gfp_flags(__entry->mask), __entry->ip)
1501 );
1502 
1503 TRACE_EVENT(btrfs_free_extent_state,
1504 
1505 	TP_PROTO(const struct extent_state *state, unsigned long IP),
1506 
1507 	TP_ARGS(state, IP),
1508 
1509 	TP_STRUCT__entry(
1510 		__field(const struct extent_state *, state)
1511 		__field(const void*, ip)
1512 	),
1513 
1514 	TP_fast_assign(
1515 		__entry->state	= state,
1516 		__entry->ip = (const void *)IP
1517 	),
1518 
1519 	TP_printk("state=%p caller=%pS", __entry->state, __entry->ip)
1520 );
1521 
1522 DECLARE_EVENT_CLASS(btrfs__work,
1523 
1524 	TP_PROTO(const struct btrfs_work *work),
1525 
1526 	TP_ARGS(work),
1527 
1528 	TP_STRUCT__entry_btrfs(
1529 		__field(	const void *,	work			)
1530 		__field(	const void *,	wq			)
1531 		__field(	const void *,	func			)
1532 		__field(	const void *,	ordered_func		)
1533 		__field(	const void *,	normal_work		)
1534 	),
1535 
1536 	TP_fast_assign_btrfs(btrfs_work_owner(work),
1537 		__entry->work		= work;
1538 		__entry->wq		= work->wq;
1539 		__entry->func		= work->func;
1540 		__entry->ordered_func	= work->ordered_func;
1541 		__entry->normal_work	= &work->normal_work;
1542 	),
1543 
1544 	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%ps ordered_func=%p",
1545 		  __entry->work, __entry->normal_work, __entry->wq,
1546 		   __entry->func, __entry->ordered_func)
1547 );
1548 
1549 /*
1550  * For situations when the work is freed, we pass fs_info and a tag that matches
1551  * the address of the work structure so it can be paired with the scheduling
1552  * event. DO NOT add anything here that dereferences wtag.
1553  */
1554 DECLARE_EVENT_CLASS(btrfs__work__done,
1555 
1556 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1557 
1558 	TP_ARGS(fs_info, wtag),
1559 
1560 	TP_STRUCT__entry_btrfs(
1561 		__field(	const void *,	wtag			)
1562 	),
1563 
1564 	TP_fast_assign_btrfs(fs_info,
1565 		__entry->wtag		= wtag;
1566 	),
1567 
1568 	TP_printk_btrfs("work->%p", __entry->wtag)
1569 );
1570 
1571 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1572 
1573 	TP_PROTO(const struct btrfs_work *work),
1574 
1575 	TP_ARGS(work)
1576 );
1577 
1578 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1579 
1580 	TP_PROTO(const struct btrfs_work *work),
1581 
1582 	TP_ARGS(work)
1583 );
1584 
1585 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1586 
1587 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1588 
1589 	TP_ARGS(fs_info, wtag)
1590 );
1591 
1592 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1593 
1594 	TP_PROTO(const struct btrfs_work *work),
1595 
1596 	TP_ARGS(work)
1597 );
1598 
1599 DECLARE_EVENT_CLASS(btrfs_workqueue,
1600 
1601 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1602 
1603 	TP_ARGS(wq, name),
1604 
1605 	TP_STRUCT__entry_btrfs(
1606 		__field(	const void *,	wq			)
1607 		__string(	name,	name			)
1608 	),
1609 
1610 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1611 		__entry->wq		= wq;
1612 		__assign_str(name);
1613 	),
1614 
1615 	TP_printk_btrfs("name=%s wq=%p", __get_str(name),
1616 		  __entry->wq)
1617 );
1618 
1619 DEFINE_EVENT(btrfs_workqueue, btrfs_workqueue_alloc,
1620 
1621 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1622 
1623 	TP_ARGS(wq, name)
1624 );
1625 
1626 DECLARE_EVENT_CLASS(btrfs_workqueue_done,
1627 
1628 	TP_PROTO(const struct btrfs_workqueue *wq),
1629 
1630 	TP_ARGS(wq),
1631 
1632 	TP_STRUCT__entry_btrfs(
1633 		__field(	const void *,	wq		)
1634 	),
1635 
1636 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1637 		__entry->wq		= wq;
1638 	),
1639 
1640 	TP_printk_btrfs("wq=%p", __entry->wq)
1641 );
1642 
1643 DEFINE_EVENT(btrfs_workqueue_done, btrfs_workqueue_destroy,
1644 
1645 	TP_PROTO(const struct btrfs_workqueue *wq),
1646 
1647 	TP_ARGS(wq)
1648 );
1649 
1650 #define BTRFS_QGROUP_OPERATIONS				\
1651 	{ QGROUP_RESERVE,	"reserve"	},	\
1652 	{ QGROUP_RELEASE,	"release"	},	\
1653 	{ QGROUP_FREE,		"free"		}
1654 
1655 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1656 
1657 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1658 		 u64 reserved, int op),
1659 
1660 	TP_ARGS(inode, start, len, reserved, op),
1661 
1662 	TP_STRUCT__entry_btrfs(
1663 		__field(	u64,		rootid		)
1664 		__field(	u64,		ino		)
1665 		__field(	u64,		start		)
1666 		__field(	u64,		len		)
1667 		__field(	u64,		reserved	)
1668 		__field(	int,		op		)
1669 	),
1670 
1671 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1672 		__entry->rootid		= btrfs_root_id(BTRFS_I(inode)->root);
1673 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
1674 		__entry->start		= start;
1675 		__entry->len		= len;
1676 		__entry->reserved	= reserved;
1677 		__entry->op		= op;
1678 	),
1679 
1680 	TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1681 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1682 		  __entry->reserved,
1683 		  __print_flags((unsigned long)__entry->op, "",
1684 				BTRFS_QGROUP_OPERATIONS)
1685 	)
1686 );
1687 
1688 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1689 
1690 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1691 		 u64 reserved, int op),
1692 
1693 	TP_ARGS(inode, start, len, reserved, op)
1694 );
1695 
1696 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1697 
1698 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1699 		 u64 reserved, int op),
1700 
1701 	TP_ARGS(inode, start, len, reserved, op)
1702 );
1703 
1704 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1705 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1706 		 const struct btrfs_qgroup_extent_record *rec,
1707 		 u64 bytenr),
1708 
1709 	TP_ARGS(fs_info, rec, bytenr),
1710 
1711 	TP_STRUCT__entry_btrfs(
1712 		__field(	u64,  bytenr		)
1713 		__field(	u64,  num_bytes		)
1714 	),
1715 
1716 	TP_fast_assign_btrfs(fs_info,
1717 		__entry->bytenr		= bytenr;
1718 		__entry->num_bytes	= rec->num_bytes;
1719 	),
1720 
1721 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1722 		  __entry->bytenr, __entry->num_bytes)
1723 );
1724 
1725 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1726 
1727 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1728 		 const struct btrfs_qgroup_extent_record *rec,
1729 		 u64 bytenr),
1730 
1731 	TP_ARGS(fs_info, rec, bytenr)
1732 );
1733 
1734 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1735 
1736 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1737 		 const struct btrfs_qgroup_extent_record *rec,
1738 		 u64 bytenr),
1739 
1740 	TP_ARGS(fs_info, rec, bytenr)
1741 );
1742 
1743 TRACE_EVENT(btrfs_qgroup_num_dirty_extents,
1744 
1745 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
1746 		 u64 num_dirty_extents),
1747 
1748 	TP_ARGS(fs_info, transid, num_dirty_extents),
1749 
1750 	TP_STRUCT__entry_btrfs(
1751 		__field(	u64, transid			)
1752 		__field(	u64, num_dirty_extents		)
1753 	),
1754 
1755 	TP_fast_assign_btrfs(fs_info,
1756 		__entry->transid	   = transid;
1757 		__entry->num_dirty_extents = num_dirty_extents;
1758 	),
1759 
1760 	TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
1761 		__entry->transid, __entry->num_dirty_extents)
1762 );
1763 
1764 TRACE_EVENT(btrfs_qgroup_account_extent,
1765 
1766 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
1767 		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1768 
1769 	TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
1770 		nr_new_roots),
1771 
1772 	TP_STRUCT__entry_btrfs(
1773 		__field(	u64,  transid			)
1774 		__field(	u64,  bytenr			)
1775 		__field(	u64,  num_bytes			)
1776 		__field(	u64,  nr_old_roots		)
1777 		__field(	u64,  nr_new_roots		)
1778 	),
1779 
1780 	TP_fast_assign_btrfs(fs_info,
1781 		__entry->transid	= transid;
1782 		__entry->bytenr		= bytenr;
1783 		__entry->num_bytes	= num_bytes;
1784 		__entry->nr_old_roots	= nr_old_roots;
1785 		__entry->nr_new_roots	= nr_new_roots;
1786 	),
1787 
1788 	TP_printk_btrfs(
1789 "transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
1790 		__entry->transid,
1791 		__entry->bytenr,
1792 		__entry->num_bytes,
1793 		__entry->nr_old_roots,
1794 		__entry->nr_new_roots)
1795 );
1796 
1797 TRACE_EVENT(btrfs_qgroup_update_counters,
1798 
1799 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1800 		 const struct btrfs_qgroup *qgroup,
1801 		 u64 cur_old_count, u64 cur_new_count),
1802 
1803 	TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
1804 
1805 	TP_STRUCT__entry_btrfs(
1806 		__field(	u64,  qgid			)
1807 		__field(	u64,  old_rfer			)
1808 		__field(	u64,  old_excl			)
1809 		__field(	u64,  cur_old_count		)
1810 		__field(	u64,  cur_new_count		)
1811 	),
1812 
1813 	TP_fast_assign_btrfs(fs_info,
1814 		__entry->qgid		= qgroup->qgroupid;
1815 		__entry->old_rfer	= qgroup->rfer;
1816 		__entry->old_excl	= qgroup->excl;
1817 		__entry->cur_old_count	= cur_old_count;
1818 		__entry->cur_new_count	= cur_new_count;
1819 	),
1820 
1821 	TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
1822 		  __entry->qgid, __entry->old_rfer, __entry->old_excl,
1823 		  __entry->cur_old_count, __entry->cur_new_count)
1824 );
1825 
1826 TRACE_EVENT(btrfs_qgroup_update_reserve,
1827 
1828 	TP_PROTO(const struct btrfs_fs_info *fs_info, const struct btrfs_qgroup *qgroup,
1829 		 s64 diff, int type),
1830 
1831 	TP_ARGS(fs_info, qgroup, diff, type),
1832 
1833 	TP_STRUCT__entry_btrfs(
1834 		__field(	u64,	qgid			)
1835 		__field(	u64,	cur_reserved		)
1836 		__field(	s64,	diff			)
1837 		__field(	int,	type			)
1838 	),
1839 
1840 	TP_fast_assign_btrfs(fs_info,
1841 		__entry->qgid		= qgroup->qgroupid;
1842 		__entry->cur_reserved	= qgroup->rsv.values[type];
1843 		__entry->diff		= diff;
1844 		__entry->type		= type;
1845 	),
1846 
1847 	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1848 		__entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
1849 		__entry->cur_reserved, __entry->diff)
1850 );
1851 
1852 TRACE_EVENT(btrfs_qgroup_meta_reserve,
1853 
1854 	TP_PROTO(const struct btrfs_root *root, s64 diff, int type),
1855 
1856 	TP_ARGS(root, diff, type),
1857 
1858 	TP_STRUCT__entry_btrfs(
1859 		__field(	u64,	refroot			)
1860 		__field(	s64,	diff			)
1861 		__field(	int,	type			)
1862 	),
1863 
1864 	TP_fast_assign_btrfs(root->fs_info,
1865 		__entry->refroot	= btrfs_root_id(root);
1866 		__entry->diff		= diff;
1867 		__entry->type		= type;
1868 	),
1869 
1870 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1871 		show_root_type(__entry->refroot),
1872 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1873 );
1874 
1875 TRACE_EVENT(btrfs_qgroup_meta_convert,
1876 
1877 	TP_PROTO(const struct btrfs_root *root, s64 diff),
1878 
1879 	TP_ARGS(root, diff),
1880 
1881 	TP_STRUCT__entry_btrfs(
1882 		__field(	u64,	refroot			)
1883 		__field(	s64,	diff			)
1884 	),
1885 
1886 	TP_fast_assign_btrfs(root->fs_info,
1887 		__entry->refroot	= btrfs_root_id(root);
1888 		__entry->diff		= diff;
1889 	),
1890 
1891 	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1892 		show_root_type(__entry->refroot),
1893 		__print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
1894 		__print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
1895 		__entry->diff)
1896 );
1897 
1898 TRACE_EVENT(btrfs_qgroup_meta_free_all_pertrans,
1899 
1900 	TP_PROTO(struct btrfs_root *root),
1901 
1902 	TP_ARGS(root),
1903 
1904 	TP_STRUCT__entry_btrfs(
1905 		__field(	u64,	refroot			)
1906 		__field(	s64,	diff			)
1907 		__field(	int,	type			)
1908 	),
1909 
1910 	TP_fast_assign_btrfs(root->fs_info,
1911 		__entry->refroot	= btrfs_root_id(root);
1912 		spin_lock(&root->qgroup_meta_rsv_lock);
1913 		__entry->diff		= -(s64)root->qgroup_meta_rsv_pertrans;
1914 		spin_unlock(&root->qgroup_meta_rsv_lock);
1915 		__entry->type		= BTRFS_QGROUP_RSV_META_PERTRANS;
1916 	),
1917 
1918 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1919 		show_root_type(__entry->refroot),
1920 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1921 );
1922 
1923 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1924 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1925 		 const struct prelim_ref *oldref,
1926 		 const struct prelim_ref *newref, u64 tree_size),
1927 	TP_ARGS(fs_info, oldref, newref, tree_size),
1928 
1929 	TP_STRUCT__entry_btrfs(
1930 		__field(	u64,  root_id		)
1931 		__field(	u64,  objectid		)
1932 		__field(	 u8,  type		)
1933 		__field(	u64,  offset		)
1934 		__field(	int,  level		)
1935 		__field(	int,  old_count		)
1936 		__field(	u64,  parent		)
1937 		__field(	u64,  bytenr		)
1938 		__field(	int,  mod_count		)
1939 		__field(	u64,  tree_size		)
1940 	),
1941 
1942 	TP_fast_assign_btrfs(fs_info,
1943 		__entry->root_id	= oldref->root_id;
1944 		__entry->objectid	= oldref->key_for_search.objectid;
1945 		__entry->type		= oldref->key_for_search.type;
1946 		__entry->offset		= oldref->key_for_search.offset;
1947 		__entry->level		= oldref->level;
1948 		__entry->old_count	= oldref->count;
1949 		__entry->parent		= oldref->parent;
1950 		__entry->bytenr		= oldref->wanted_disk_byte;
1951 		__entry->mod_count	= newref ? newref->count : 0;
1952 		__entry->tree_size	= tree_size;
1953 	),
1954 
1955 	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1956 			__entry->root_id,
1957 			__entry->objectid, __entry->type,
1958 			__entry->offset, __entry->level,
1959 			__entry->old_count, __entry->mod_count,
1960 			__entry->old_count + __entry->mod_count,
1961 			__entry->parent,
1962 			__entry->bytenr,
1963 			__entry->tree_size)
1964 );
1965 
1966 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1967 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1968 		 const struct prelim_ref *oldref,
1969 		 const struct prelim_ref *newref, u64 tree_size),
1970 	TP_ARGS(fs_info, oldref, newref, tree_size)
1971 );
1972 
1973 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1974 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1975 		 const struct prelim_ref *oldref,
1976 		 const struct prelim_ref *newref, u64 tree_size),
1977 	TP_ARGS(fs_info, oldref, newref, tree_size)
1978 );
1979 
1980 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1981 	TP_PROTO(const struct btrfs_root *root, u64 ino, int mod, unsigned outstanding),
1982 
1983 	TP_ARGS(root, ino, mod, outstanding),
1984 
1985 	TP_STRUCT__entry_btrfs(
1986 		__field(	u64, root_objectid	)
1987 		__field(	u64, ino		)
1988 		__field(	int, mod		)
1989 		__field(	unsigned, outstanding	)
1990 	),
1991 
1992 	TP_fast_assign_btrfs(root->fs_info,
1993 		__entry->root_objectid	= btrfs_root_id(root);
1994 		__entry->ino		= ino;
1995 		__entry->mod		= mod;
1996 		__entry->outstanding    = outstanding;
1997 	),
1998 
1999 	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d outstanding=%u",
2000 			show_root_type(__entry->root_objectid),
2001 			__entry->ino, __entry->mod, __entry->outstanding)
2002 );
2003 
2004 DECLARE_EVENT_CLASS(btrfs__block_group,
2005 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2006 
2007 	TP_ARGS(bg_cache),
2008 
2009 	TP_STRUCT__entry_btrfs(
2010 		__field(	u64,	bytenr		)
2011 		__field(	u64,	len		)
2012 		__field(	u64,	used		)
2013 		__field(	u64,	flags		)
2014 	),
2015 
2016 	TP_fast_assign_btrfs(bg_cache->fs_info,
2017 		__entry->bytenr = bg_cache->start,
2018 		__entry->len	= bg_cache->length,
2019 		__entry->used	= bg_cache->used;
2020 		__entry->flags	= bg_cache->flags;
2021 	),
2022 
2023 	TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
2024 		__entry->bytenr, __entry->len, __entry->used, __entry->flags,
2025 		__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
2026 );
2027 
2028 DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
2029 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2030 
2031 	TP_ARGS(bg_cache)
2032 );
2033 
2034 DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
2035 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2036 
2037 	TP_ARGS(bg_cache)
2038 );
2039 
2040 DEFINE_EVENT(btrfs__block_group, btrfs_add_reclaim_block_group,
2041 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2042 
2043 	TP_ARGS(bg_cache)
2044 );
2045 
2046 DEFINE_EVENT(btrfs__block_group, btrfs_reclaim_block_group,
2047 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2048 
2049 	TP_ARGS(bg_cache)
2050 );
2051 
2052 DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
2053 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2054 
2055 	TP_ARGS(bg_cache)
2056 );
2057 
2058 TRACE_EVENT(btrfs_set_extent_bit,
2059 	TP_PROTO(const struct extent_io_tree *tree,
2060 		 u64 start, u64 len, unsigned set_bits),
2061 
2062 	TP_ARGS(tree, start, len, set_bits),
2063 
2064 	TP_STRUCT__entry_btrfs(
2065 		__field(	unsigned,	owner	)
2066 		__field(	u64,		ino	)
2067 		__field(	u64,		rootid	)
2068 		__field(	u64,		start	)
2069 		__field(	u64,		len	)
2070 		__field(	unsigned,	set_bits)
2071 	),
2072 
2073 	TP_fast_assign_btrfs(btrfs_extent_io_tree_to_fs_info(tree),
2074 		const struct btrfs_inode *inode = btrfs_extent_io_tree_to_inode(tree);
2075 
2076 		__entry->owner		= tree->owner;
2077 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2078 		__entry->rootid		= inode ? btrfs_root_id(inode->root) : 0;
2079 		__entry->start		= start;
2080 		__entry->len		= len;
2081 		__entry->set_bits	= set_bits;
2082 	),
2083 
2084 	TP_printk_btrfs(
2085 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
2086 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2087 		__entry->rootid, __entry->start, __entry->len,
2088 		__print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
2089 );
2090 
2091 TRACE_EVENT(btrfs_clear_extent_bit,
2092 	TP_PROTO(const struct extent_io_tree *tree,
2093 		 u64 start, u64 len, unsigned clear_bits),
2094 
2095 	TP_ARGS(tree, start, len, clear_bits),
2096 
2097 	TP_STRUCT__entry_btrfs(
2098 		__field(	unsigned,	owner	)
2099 		__field(	u64,		ino	)
2100 		__field(	u64,		rootid	)
2101 		__field(	u64,		start	)
2102 		__field(	u64,		len	)
2103 		__field(	unsigned,	clear_bits)
2104 	),
2105 
2106 	TP_fast_assign_btrfs(btrfs_extent_io_tree_to_fs_info(tree),
2107 		const struct btrfs_inode *inode = btrfs_extent_io_tree_to_inode(tree);
2108 
2109 		__entry->owner		= tree->owner;
2110 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2111 		__entry->rootid		= inode ? btrfs_root_id(inode->root) : 0;
2112 		__entry->start		= start;
2113 		__entry->len		= len;
2114 		__entry->clear_bits	= clear_bits;
2115 	),
2116 
2117 	TP_printk_btrfs(
2118 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
2119 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2120 		__entry->rootid, __entry->start, __entry->len,
2121 		__print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2122 );
2123 
2124 TRACE_EVENT(btrfs_convert_extent_bit,
2125 	TP_PROTO(const struct extent_io_tree *tree,
2126 		 u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
2127 
2128 	TP_ARGS(tree, start, len, set_bits, clear_bits),
2129 
2130 	TP_STRUCT__entry_btrfs(
2131 		__field(	unsigned,	owner	)
2132 		__field(	u64,		ino	)
2133 		__field(	u64,		rootid	)
2134 		__field(	u64,		start	)
2135 		__field(	u64,		len	)
2136 		__field(	unsigned,	set_bits)
2137 		__field(	unsigned,	clear_bits)
2138 	),
2139 
2140 	TP_fast_assign_btrfs(btrfs_extent_io_tree_to_fs_info(tree),
2141 		const struct btrfs_inode *inode = btrfs_extent_io_tree_to_inode(tree);
2142 
2143 		__entry->owner		= tree->owner;
2144 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2145 		__entry->rootid		= inode ? btrfs_root_id(inode->root) : 0;
2146 		__entry->start		= start;
2147 		__entry->len		= len;
2148 		__entry->set_bits	= set_bits;
2149 		__entry->clear_bits	= clear_bits;
2150 	),
2151 
2152 	TP_printk_btrfs(
2153 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2154 		  __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2155 		  __entry->rootid, __entry->start, __entry->len,
2156 		  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2157 		  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2158 );
2159 
2160 DECLARE_EVENT_CLASS(btrfs_dump_space_info,
2161 	TP_PROTO(struct btrfs_fs_info *fs_info,
2162 		 const struct btrfs_space_info *sinfo),
2163 
2164 	TP_ARGS(fs_info, sinfo),
2165 
2166 	TP_STRUCT__entry_btrfs(
2167 		__field(	u64,	flags			)
2168 		__field(	u64,	total_bytes		)
2169 		__field(	u64,	bytes_used		)
2170 		__field(	u64,	bytes_pinned		)
2171 		__field(	u64,	bytes_reserved		)
2172 		__field(	u64,	bytes_may_use		)
2173 		__field(	u64,	bytes_readonly		)
2174 		__field(	u64,	reclaim_size		)
2175 		__field(	int,	clamp			)
2176 		__field(	u64,	global_reserved		)
2177 		__field(	u64,	trans_reserved		)
2178 		__field(	u64,	delayed_refs_reserved	)
2179 		__field(	u64,	delayed_reserved	)
2180 		__field(	u64,	free_chunk_space	)
2181 		__field(	u64,	delalloc_bytes		)
2182 		__field(	u64,	ordered_bytes		)
2183 	),
2184 
2185 	TP_fast_assign_btrfs(fs_info,
2186 		__entry->flags			=	sinfo->flags;
2187 		__entry->total_bytes		=	sinfo->total_bytes;
2188 		__entry->bytes_used		=	sinfo->bytes_used;
2189 		__entry->bytes_pinned		=	sinfo->bytes_pinned;
2190 		__entry->bytes_reserved		=	sinfo->bytes_reserved;
2191 		__entry->bytes_may_use		=	sinfo->bytes_may_use;
2192 		__entry->bytes_readonly		=	sinfo->bytes_readonly;
2193 		__entry->reclaim_size		=	sinfo->reclaim_size;
2194 		__entry->clamp			=	sinfo->clamp;
2195 		__entry->global_reserved	=	fs_info->global_block_rsv.reserved;
2196 		__entry->trans_reserved		=	fs_info->trans_block_rsv.reserved;
2197 		__entry->delayed_refs_reserved	=	fs_info->delayed_refs_rsv.reserved;
2198 		__entry->delayed_reserved	=	fs_info->delayed_block_rsv.reserved;
2199 		__entry->free_chunk_space	=	atomic64_read(&fs_info->free_chunk_space);
2200 		__entry->delalloc_bytes		=	percpu_counter_sum_positive(&fs_info->delalloc_bytes);
2201 		__entry->ordered_bytes		=	percpu_counter_sum_positive(&fs_info->ordered_bytes);
2202 	),
2203 
2204 	TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
2205 			"bytes_pinned=%llu bytes_reserved=%llu "
2206 			"bytes_may_use=%llu bytes_readonly=%llu "
2207 			"reclaim_size=%llu clamp=%d global_reserved=%llu "
2208 			"trans_reserved=%llu delayed_refs_reserved=%llu "
2209 			"delayed_reserved=%llu chunk_free_space=%llu "
2210 			"delalloc_bytes=%llu ordered_bytes=%llu",
2211 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2212 			__entry->total_bytes, __entry->bytes_used,
2213 			__entry->bytes_pinned, __entry->bytes_reserved,
2214 			__entry->bytes_may_use, __entry->bytes_readonly,
2215 			__entry->reclaim_size, __entry->clamp,
2216 			__entry->global_reserved, __entry->trans_reserved,
2217 			__entry->delayed_refs_reserved,
2218 			__entry->delayed_reserved, __entry->free_chunk_space,
2219 			__entry->delalloc_bytes, __entry->ordered_bytes)
2220 );
2221 
2222 DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
2223 	TP_PROTO(struct btrfs_fs_info *fs_info,
2224 		 const struct btrfs_space_info *sinfo),
2225 	TP_ARGS(fs_info, sinfo)
2226 );
2227 
2228 DEFINE_EVENT(btrfs_dump_space_info, btrfs_fail_all_tickets,
2229 	TP_PROTO(struct btrfs_fs_info *fs_info,
2230 		 const struct btrfs_space_info *sinfo),
2231 	TP_ARGS(fs_info, sinfo)
2232 );
2233 
2234 TRACE_EVENT(btrfs_reserve_ticket,
2235 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
2236 		 u64 start_ns, int flush, int error),
2237 
2238 	TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
2239 
2240 	TP_STRUCT__entry_btrfs(
2241 		__field(	u64,	flags		)
2242 		__field(	u64,	bytes		)
2243 		__field(	u64,	start_ns	)
2244 		__field(	int,	flush		)
2245 		__field(	int,	error		)
2246 	),
2247 
2248 	TP_fast_assign_btrfs(fs_info,
2249 		__entry->flags		= flags;
2250 		__entry->bytes		= bytes;
2251 		__entry->start_ns	= start_ns;
2252 		__entry->flush		= flush;
2253 		__entry->error		= error;
2254 	),
2255 
2256 	TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
2257 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2258 			__entry->bytes, __entry->start_ns,
2259 			__print_symbolic(__entry->flush, FLUSH_ACTIONS),
2260 			__entry->error)
2261 );
2262 
2263 DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2264 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2265 
2266 	TP_ARGS(eb, start_ns),
2267 
2268 	TP_STRUCT__entry_btrfs(
2269 		__field(	u64,	block		)
2270 		__field(	u64,	generation	)
2271 		__field(	u64,	start_ns	)
2272 		__field(	u64,	end_ns		)
2273 		__field(	u64,	diff_ns		)
2274 		__field(	u64,	owner		)
2275 		__field(	int,	is_log_tree	)
2276 	),
2277 
2278 	TP_fast_assign_btrfs(eb->fs_info,
2279 		__entry->block		= eb->start;
2280 		__entry->generation	= btrfs_header_generation(eb);
2281 		__entry->start_ns	= start_ns;
2282 		__entry->end_ns		= ktime_get_ns();
2283 		__entry->diff_ns	= __entry->end_ns - start_ns;
2284 		__entry->owner		= btrfs_header_owner(eb);
2285 		__entry->is_log_tree	= (eb->log_index >= 0);
2286 	),
2287 
2288 	TP_printk_btrfs(
2289 "block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2290 		__entry->block, __entry->generation,
2291 		__entry->start_ns, __entry->end_ns, __entry->diff_ns,
2292 		__entry->owner, __entry->is_log_tree)
2293 );
2294 
2295 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2296 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2297 
2298 	TP_ARGS(eb, start_ns)
2299 );
2300 
2301 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2302 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2303 
2304 	TP_ARGS(eb, start_ns)
2305 );
2306 
2307 DECLARE_EVENT_CLASS(btrfs_locking_events,
2308 	TP_PROTO(const struct extent_buffer *eb),
2309 
2310 	TP_ARGS(eb),
2311 
2312 	TP_STRUCT__entry_btrfs(
2313 		__field(	u64,	block		)
2314 		__field(	u64,	generation	)
2315 		__field(	u64,	owner		)
2316 		__field(	int,	is_log_tree	)
2317 	),
2318 
2319 	TP_fast_assign_btrfs(eb->fs_info,
2320 		__entry->block		= eb->start;
2321 		__entry->generation	= btrfs_header_generation(eb);
2322 		__entry->owner		= btrfs_header_owner(eb);
2323 		__entry->is_log_tree	= (eb->log_index >= 0);
2324 	),
2325 
2326 	TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2327 		__entry->block, __entry->generation,
2328 		__entry->owner, __entry->is_log_tree)
2329 );
2330 
2331 #define DEFINE_BTRFS_LOCK_EVENT(name)				\
2332 DEFINE_EVENT(btrfs_locking_events, name,			\
2333 		TP_PROTO(const struct extent_buffer *eb),	\
2334 								\
2335 		TP_ARGS(eb)					\
2336 )
2337 
2338 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2339 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2340 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2341 
2342 DECLARE_EVENT_CLASS(btrfs__space_info_update,
2343 
2344 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2345 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2346 
2347 	TP_ARGS(fs_info, sinfo, old, diff),
2348 
2349 	TP_STRUCT__entry_btrfs(
2350 		__field(	u64,	type		)
2351 		__field(	u64,	old		)
2352 		__field(	s64,	diff		)
2353 	),
2354 
2355 	TP_fast_assign_btrfs(fs_info,
2356 		__entry->type	= sinfo->flags;
2357 		__entry->old	= old;
2358 		__entry->diff	= diff;
2359 	),
2360 	TP_printk_btrfs("type=%s old=%llu diff=%lld",
2361 		__print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2362 		__entry->old, __entry->diff)
2363 );
2364 
2365 DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2366 
2367 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2368 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2369 
2370 	TP_ARGS(fs_info, sinfo, old, diff)
2371 );
2372 
2373 DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
2374 
2375 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2376 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2377 
2378 	TP_ARGS(fs_info, sinfo, old, diff)
2379 );
2380 
2381 DEFINE_EVENT(btrfs__space_info_update, update_bytes_zone_unusable,
2382 
2383 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2384 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2385 
2386 	TP_ARGS(fs_info, sinfo, old, diff)
2387 );
2388 
2389 DECLARE_EVENT_CLASS(btrfs_raid56_bio,
2390 
2391 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2392 		 const struct bio *bio,
2393 		 const struct raid56_bio_trace_info *trace_info),
2394 
2395 	TP_ARGS(rbio, bio, trace_info),
2396 
2397 	TP_STRUCT__entry_btrfs(
2398 		__field(	u64,	full_stripe	)
2399 		__field(	u64,	physical	)
2400 		__field(	u64,	devid		)
2401 		__field(	u32,	offset		)
2402 		__field(	u32,	len		)
2403 		__field(	u8,	opf		)
2404 		__field(	u8,	total_stripes	)
2405 		__field(	u8,	real_stripes	)
2406 		__field(	u8,	nr_data		)
2407 		__field(	u8,	stripe_nr	)
2408 	),
2409 
2410 	TP_fast_assign_btrfs(rbio->bioc->fs_info,
2411 		__entry->full_stripe	= rbio->bioc->full_stripe_logical;
2412 		__entry->physical	= bio->bi_iter.bi_sector << SECTOR_SHIFT;
2413 		__entry->len		= bio->bi_iter.bi_size;
2414 		__entry->opf		= bio_op(bio);
2415 		__entry->devid		= trace_info->devid;
2416 		__entry->offset		= trace_info->offset;
2417 		__entry->stripe_nr	= trace_info->stripe_nr;
2418 		__entry->total_stripes	= rbio->bioc->num_stripes;
2419 		__entry->real_stripes	= rbio->real_stripes;
2420 		__entry->nr_data	= rbio->nr_data;
2421 	),
2422 	/*
2423 	 * For type output, we need to output things like "DATA1"
2424 	 * (the first data stripe), "DATA2" (the second data stripe),
2425 	 * "PQ1" (P stripe),"PQ2" (Q stripe), "REPLACE0" (replace target device).
2426 	 */
2427 	TP_printk_btrfs(
2428 "full_stripe=%llu devid=%lld type=%s%d offset=%d opf=0x%x physical=%llu len=%u",
2429 		__entry->full_stripe, __entry->devid,
2430 		(__entry->stripe_nr < __entry->nr_data) ? "DATA" :
2431 			((__entry->stripe_nr < __entry->real_stripes) ? "PQ" :
2432 			 "REPLACE"),
2433 		(__entry->stripe_nr < __entry->nr_data) ?
2434 			(__entry->stripe_nr + 1) :
2435 			((__entry->stripe_nr < __entry->real_stripes) ?
2436 			 (__entry->stripe_nr - __entry->nr_data + 1) : 0),
2437 		__entry->offset, __entry->opf, __entry->physical, __entry->len)
2438 );
2439 
2440 DEFINE_EVENT(btrfs_raid56_bio, raid56_read,
2441 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2442 		 const struct bio *bio,
2443 		 const struct raid56_bio_trace_info *trace_info),
2444 
2445 	TP_ARGS(rbio, bio, trace_info)
2446 );
2447 
2448 DEFINE_EVENT(btrfs_raid56_bio, raid56_write,
2449 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2450 		 const struct bio *bio,
2451 		 const struct raid56_bio_trace_info *trace_info),
2452 
2453 	TP_ARGS(rbio, bio, trace_info)
2454 );
2455 
2456 TRACE_EVENT(btrfs_insert_one_raid_extent,
2457 
2458 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 logical, u64 length,
2459 		 int num_stripes),
2460 
2461 	TP_ARGS(fs_info, logical, length, num_stripes),
2462 
2463 	TP_STRUCT__entry_btrfs(
2464 		__field(	u64,	logical		)
2465 		__field(	u64,	length		)
2466 		__field(	int,	num_stripes	)
2467 	),
2468 
2469 	TP_fast_assign_btrfs(fs_info,
2470 		__entry->logical	= logical;
2471 		__entry->length		= length;
2472 		__entry->num_stripes	= num_stripes;
2473 	),
2474 
2475 	TP_printk_btrfs("logical=%llu length=%llu num_stripes=%d",
2476 			__entry->logical, __entry->length,
2477 			__entry->num_stripes)
2478 );
2479 
2480 TRACE_EVENT(btrfs_raid_extent_delete,
2481 
2482 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 end,
2483 		 u64 found_start, u64 found_end),
2484 
2485 	TP_ARGS(fs_info, start, end, found_start, found_end),
2486 
2487 	TP_STRUCT__entry_btrfs(
2488 		__field(	u64,	start		)
2489 		__field(	u64,	end		)
2490 		__field(	u64,	found_start	)
2491 		__field(	u64,	found_end	)
2492 	),
2493 
2494 	TP_fast_assign_btrfs(fs_info,
2495 		__entry->start		= start;
2496 		__entry->end		= end;
2497 		__entry->found_start	= found_start;
2498 		__entry->found_end	= found_end;
2499 	),
2500 
2501 	TP_printk_btrfs("start=%llu end=%llu found_start=%llu found_end=%llu",
2502 			__entry->start, __entry->end, __entry->found_start,
2503 			__entry->found_end)
2504 );
2505 
2506 TRACE_EVENT(btrfs_get_raid_extent_offset,
2507 
2508 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 logical, u64 length,
2509 		 u64 physical, u64 devid),
2510 
2511 	TP_ARGS(fs_info, logical, length, physical, devid),
2512 
2513 	TP_STRUCT__entry_btrfs(
2514 		__field(	u64,	logical		)
2515 		__field(	u64,	length		)
2516 		__field(	u64,	physical	)
2517 		__field(	u64,	devid		)
2518 	),
2519 
2520 	TP_fast_assign_btrfs(fs_info,
2521 		__entry->logical	= logical;
2522 		__entry->length		= length;
2523 		__entry->physical	= physical;
2524 		__entry->devid		= devid;
2525 	),
2526 
2527 	TP_printk_btrfs("logical=%llu length=%llu physical=%llu devid=%llu",
2528 			__entry->logical, __entry->length, __entry->physical,
2529 			__entry->devid)
2530 );
2531 
2532 TRACE_EVENT(btrfs_extent_map_shrinker_count,
2533 
2534 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr),
2535 
2536 	TP_ARGS(fs_info, nr),
2537 
2538 	TP_STRUCT__entry_btrfs(
2539 		__field(	long,	nr	)
2540 	),
2541 
2542 	TP_fast_assign_btrfs(fs_info,
2543 		__entry->nr		= nr;
2544 	),
2545 
2546 	TP_printk_btrfs("nr=%ld", __entry->nr)
2547 );
2548 
2549 TRACE_EVENT(btrfs_extent_map_shrinker_scan_enter,
2550 
2551 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr),
2552 
2553 	TP_ARGS(fs_info, nr),
2554 
2555 	TP_STRUCT__entry_btrfs(
2556 		__field(	long,	nr_to_scan	)
2557 		__field(	long,	nr		)
2558 		__field(	u64,	last_root_id	)
2559 		__field(	u64,	last_ino	)
2560 	),
2561 
2562 	TP_fast_assign_btrfs(fs_info,
2563 		__entry->nr_to_scan	= \
2564 		     atomic64_read(&fs_info->em_shrinker_nr_to_scan);
2565 		__entry->nr		= nr;
2566 		__entry->last_root_id	= fs_info->em_shrinker_last_root;
2567 		__entry->last_ino	= fs_info->em_shrinker_last_ino;
2568 	),
2569 
2570 	TP_printk_btrfs("nr_to_scan=%ld nr=%ld last_root=%llu(%s) last_ino=%llu",
2571 			__entry->nr_to_scan, __entry->nr,
2572 			show_root_type(__entry->last_root_id), __entry->last_ino)
2573 );
2574 
2575 TRACE_EVENT(btrfs_extent_map_shrinker_scan_exit,
2576 
2577 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr_dropped, long nr),
2578 
2579 	TP_ARGS(fs_info, nr_dropped, nr),
2580 
2581 	TP_STRUCT__entry_btrfs(
2582 		__field(	long,	nr_dropped	)
2583 		__field(	long,	nr		)
2584 		__field(	u64,	last_root_id	)
2585 		__field(	u64,	last_ino	)
2586 	),
2587 
2588 	TP_fast_assign_btrfs(fs_info,
2589 		__entry->nr_dropped	= nr_dropped;
2590 		__entry->nr		= nr;
2591 		__entry->last_root_id	= fs_info->em_shrinker_last_root;
2592 		__entry->last_ino	= fs_info->em_shrinker_last_ino;
2593 	),
2594 
2595 	TP_printk_btrfs("nr_dropped=%ld nr=%ld last_root=%llu(%s) last_ino=%llu",
2596 			__entry->nr_dropped, __entry->nr,
2597 			show_root_type(__entry->last_root_id), __entry->last_ino)
2598 );
2599 
2600 TRACE_EVENT(btrfs_extent_map_shrinker_remove_em,
2601 
2602 	TP_PROTO(const struct btrfs_inode *inode, const struct extent_map *em),
2603 
2604 	TP_ARGS(inode, em),
2605 
2606 	TP_STRUCT__entry_btrfs(
2607 		__field(	u64,	ino		)
2608 		__field(	u64,	root_id		)
2609 		__field(	u64,	start		)
2610 		__field(	u64,	len		)
2611 		__field(	u32,	flags		)
2612 	),
2613 
2614 	TP_fast_assign_btrfs(inode->root->fs_info,
2615 		__entry->ino		= btrfs_ino(inode);
2616 		__entry->root_id	= btrfs_root_id(inode->root);
2617 		__entry->start		= em->start;
2618 		__entry->len		= em->len;
2619 		__entry->flags		= em->flags;
2620 	),
2621 
2622 	TP_printk_btrfs("ino=%llu root=%llu(%s) start=%llu len=%llu flags=%s",
2623 			__entry->ino, show_root_type(__entry->root_id),
2624 			__entry->start, __entry->len,
2625 			show_map_flags(__entry->flags))
2626 );
2627 
2628 #endif /* _TRACE_BTRFS_H */
2629 
2630 /* This part must be outside protection */
2631 #include <trace/define_trace.h>
2632