xref: /linux/include/trace/events/btrfs.h (revision cc970d21c4f37b7cbedd73e043b69faf2c66a6fe)
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_I(inode)->root ?
228 					 btrfs_root_id(BTRFS_I(inode)->root) : 0;
229 	),
230 
231 	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
232 		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
233 		  show_root_type(__entry->root_objectid),
234 		  __entry->generation,
235 		  __entry->ino,
236 		  __entry->blocks,
237 		  __entry->disk_i_size,
238 		  __entry->last_trans,
239 		  __entry->logged_trans)
240 );
241 
242 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
243 
244 	TP_PROTO(const struct inode *inode),
245 
246 	TP_ARGS(inode)
247 );
248 
249 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
250 
251 	TP_PROTO(const struct inode *inode),
252 
253 	TP_ARGS(inode)
254 );
255 
256 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
257 
258 	TP_PROTO(const struct inode *inode),
259 
260 	TP_ARGS(inode)
261 );
262 
263 #define __show_map_type(type)						\
264 	__print_symbolic_u64(type,					\
265 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
266 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
267 		{ EXTENT_MAP_INLINE,	"INLINE"	})
268 
269 #define show_map_type(type)			\
270 	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
271 
272 #define show_map_flags(flag)						\
273 	__print_flags(flag, "|",					\
274 		{ EXTENT_FLAG_PINNED,		"PINNED"	},\
275 		{ EXTENT_FLAG_COMPRESS_ZLIB,	"COMPRESS_ZLIB"	},\
276 		{ EXTENT_FLAG_COMPRESS_LZO,	"COMPRESS_LZO"	},\
277 		{ EXTENT_FLAG_COMPRESS_ZSTD,	"COMPRESS_ZSTD"	},\
278 		{ EXTENT_FLAG_PREALLOC,		"PREALLOC"	},\
279 		{ EXTENT_FLAG_LOGGING,		"LOGGING"	})
280 
281 TRACE_EVENT_CONDITION(btrfs_get_extent,
282 
283 	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
284 		 const struct extent_map *map),
285 
286 	TP_ARGS(root, inode, map),
287 
288 	TP_CONDITION(map),
289 
290 	TP_STRUCT__entry_btrfs(
291 		__field(	u64,  root_objectid	)
292 		__field(	u64,  ino		)
293 		__field(	u64,  start		)
294 		__field(	u64,  len		)
295 		__field(	u32,  flags		)
296 		__field(	int,  refs		)
297 	),
298 
299 	TP_fast_assign_btrfs(root->fs_info,
300 		__entry->root_objectid	= btrfs_root_id(root);
301 		__entry->ino		= btrfs_ino(inode);
302 		__entry->start		= map->start;
303 		__entry->len		= map->len;
304 		__entry->flags		= map->flags;
305 		__entry->refs		= refcount_read(&map->refs);
306 	),
307 
308 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu flags=%s refs=%u",
309 		  show_root_type(__entry->root_objectid),
310 		  __entry->ino,
311 		  __entry->start,
312 		  __entry->len,
313 		  show_map_flags(__entry->flags),
314 		  __entry->refs)
315 );
316 
317 TRACE_EVENT(btrfs_handle_em_exist,
318 
319 	TP_PROTO(const struct btrfs_fs_info *fs_info,
320 		const struct extent_map *existing, const struct extent_map *map,
321 		u64 start, u64 len),
322 
323 	TP_ARGS(fs_info, existing, map, start, len),
324 
325 	TP_STRUCT__entry_btrfs(
326 		__field(	u64,  e_start		)
327 		__field(	u64,  e_len		)
328 		__field(	u64,  map_start		)
329 		__field(	u64,  map_len		)
330 		__field(	u64,  start		)
331 		__field(	u64,  len		)
332 	),
333 
334 	TP_fast_assign_btrfs(fs_info,
335 		__entry->e_start	= existing->start;
336 		__entry->e_len		= existing->len;
337 		__entry->map_start	= map->start;
338 		__entry->map_len	= map->len;
339 		__entry->start		= start;
340 		__entry->len		= len;
341 	),
342 
343 	TP_printk_btrfs("start=%llu len=%llu "
344 		  "existing(start=%llu len=%llu) "
345 		  "em(start=%llu len=%llu)",
346 		  __entry->start,
347 		  __entry->len,
348 		  __entry->e_start,
349 		  __entry->e_len,
350 		  __entry->map_start,
351 		  __entry->map_len)
352 );
353 
354 /* file extent item */
355 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
356 
357 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
358 		 const struct btrfs_file_extent_item *fi, u64 start),
359 
360 	TP_ARGS(bi, l, fi, start),
361 
362 	TP_STRUCT__entry_btrfs(
363 		__field(	u64,	root_obj	)
364 		__field(	u64,	ino		)
365 		__field(	loff_t,	isize		)
366 		__field(	u64,	disk_isize	)
367 		__field(	u64,	num_bytes	)
368 		__field(	u64,	ram_bytes	)
369 		__field(	u64,	disk_bytenr	)
370 		__field(	u64,	disk_num_bytes	)
371 		__field(	u64,	extent_offset	)
372 		__field(	u8,	extent_type	)
373 		__field(	u8,	compression	)
374 		__field(	u64,	extent_start	)
375 		__field(	u64,	extent_end	)
376 	),
377 
378 	TP_fast_assign_btrfs(bi->root->fs_info,
379 		__entry->root_obj	= btrfs_root_id(bi->root);
380 		__entry->ino		= btrfs_ino(bi);
381 		__entry->isize		= bi->vfs_inode.i_size;
382 		__entry->disk_isize	= bi->disk_i_size;
383 		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
384 		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
385 		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
386 		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
387 		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
388 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
389 		__entry->compression	= btrfs_file_extent_compression(l, fi);
390 		__entry->extent_start	= start;
391 		__entry->extent_end	= (start + __entry->num_bytes);
392 	),
393 
394 	TP_printk_btrfs(
395 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
396 		"file extent range=[%llu %llu] "
397 		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
398 		"disk_num_bytes=%llu extent_offset=%llu type=%s "
399 		"compression=%u",
400 		show_root_type(__entry->root_obj), __entry->ino,
401 		__entry->isize,
402 		__entry->disk_isize, __entry->extent_start,
403 		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
404 		__entry->disk_bytenr, __entry->disk_num_bytes,
405 		__entry->extent_offset, __print_symbolic(__entry->extent_type, FI_TYPES),
406 		__entry->compression)
407 );
408 
409 DECLARE_EVENT_CLASS(
410 	btrfs__file_extent_item_inline,
411 
412 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
413 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
414 
415 	TP_ARGS(bi, l, fi, slot,  start),
416 
417 	TP_STRUCT__entry_btrfs(
418 		__field(	u64,	root_obj	)
419 		__field(	u64,	ino		)
420 		__field(	loff_t,	isize		)
421 		__field(	u64,	disk_isize	)
422 		__field(	u8,	extent_type	)
423 		__field(	u8,	compression	)
424 		__field(	u64,	extent_start	)
425 		__field(	u64,	extent_end	)
426 	),
427 
428 	TP_fast_assign_btrfs(
429 		bi->root->fs_info,
430 		__entry->root_obj	= btrfs_root_id(bi->root);
431 		__entry->ino		= btrfs_ino(bi);
432 		__entry->isize		= bi->vfs_inode.i_size;
433 		__entry->disk_isize	= bi->disk_i_size;
434 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
435 		__entry->compression	= btrfs_file_extent_compression(l, fi);
436 		__entry->extent_start	= start;
437 		__entry->extent_end	= (start + btrfs_file_extent_ram_bytes(l, fi));
438 	),
439 
440 	TP_printk_btrfs(
441 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
442 		"file extent range=[%llu %llu] "
443 		"extent_type=%s compression=%u",
444 		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
445 		__entry->disk_isize, __entry->extent_start,
446 		__entry->extent_end, __print_symbolic(__entry->extent_type, FI_TYPES),
447 		__entry->compression)
448 );
449 
450 DEFINE_EVENT(
451 	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
452 
453 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
454 		 const struct btrfs_file_extent_item *fi, u64 start),
455 
456 	TP_ARGS(bi, l, fi, start)
457 );
458 
459 DEFINE_EVENT(
460 	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
461 
462 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
463 		 const struct btrfs_file_extent_item *fi, u64 start),
464 
465 	TP_ARGS(bi, l, fi, start)
466 );
467 
468 DEFINE_EVENT(
469 	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
470 
471 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
472 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
473 
474 	TP_ARGS(bi, l, fi, slot, start)
475 );
476 
477 DEFINE_EVENT(
478 	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
479 
480 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
481 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
482 
483 	TP_ARGS(bi, l, fi, slot, start)
484 );
485 
486 #define show_ordered_flags(flags)					   \
487 	__print_flags(flags, "|",					   \
488 		{ (1 << BTRFS_ORDERED_REGULAR), 	"REGULAR" 	}, \
489 		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
490 		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
491 		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
492 		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
493 		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
494 		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
495 		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
496 		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
497 
498 
499 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
500 
501 	TP_PROTO(const struct btrfs_inode *inode,
502 		 const struct btrfs_ordered_extent *ordered),
503 
504 	TP_ARGS(inode, ordered),
505 
506 	TP_STRUCT__entry_btrfs(
507 		__field(	u64,  ino		)
508 		__field(	u64,  file_offset	)
509 		__field(	u64,  start		)
510 		__field(	u64,  len		)
511 		__field(	u64,  disk_len		)
512 		__field(	u64,  bytes_left	)
513 		__field(	unsigned long,  flags	)
514 		__field(	int,  compress_type	)
515 		__field(	int,  refs		)
516 		__field(	u64,  root_objectid	)
517 		__field(	u64,  truncated_len	)
518 	),
519 
520 	TP_fast_assign_btrfs(inode->root->fs_info,
521 		__entry->ino 		= btrfs_ino(inode);
522 		__entry->file_offset	= ordered->file_offset;
523 		__entry->start		= ordered->disk_bytenr;
524 		__entry->len		= ordered->num_bytes;
525 		__entry->disk_len	= ordered->disk_num_bytes;
526 		__entry->bytes_left	= ordered->bytes_left;
527 		__entry->flags		= ordered->flags;
528 		__entry->compress_type	= ordered->compress_type;
529 		__entry->refs		= refcount_read(&ordered->refs);
530 		__entry->root_objectid	= btrfs_root_id(inode->root);
531 		__entry->truncated_len	= ordered->truncated_len;
532 	),
533 
534 	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
535 		  "start=%llu len=%llu disk_len=%llu "
536 		  "truncated_len=%llu "
537 		  "bytes_left=%llu flags=%s compress_type=%d "
538 		  "refs=%d",
539 		  show_root_type(__entry->root_objectid),
540 		  __entry->ino,
541 		  __entry->file_offset,
542 		  __entry->start,
543 		  __entry->len,
544 		  __entry->disk_len,
545 		  __entry->truncated_len,
546 		  __entry->bytes_left,
547 		  show_ordered_flags(__entry->flags),
548 		  __entry->compress_type, __entry->refs)
549 );
550 
551 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
552 
553 	TP_PROTO(const struct btrfs_inode *inode,
554 		 const struct btrfs_ordered_extent *ordered),
555 
556 	TP_ARGS(inode, ordered)
557 );
558 
559 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
560 
561 	TP_PROTO(const struct btrfs_inode *inode,
562 		 const struct btrfs_ordered_extent *ordered),
563 
564 	TP_ARGS(inode, ordered)
565 );
566 
567 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
568 
569 	TP_PROTO(const struct btrfs_inode *inode,
570 		 const struct btrfs_ordered_extent *ordered),
571 
572 	TP_ARGS(inode, ordered)
573 );
574 
575 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
576 
577 	TP_PROTO(const struct btrfs_inode *inode,
578 		 const struct btrfs_ordered_extent *ordered),
579 
580 	TP_ARGS(inode, ordered)
581 );
582 
583 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup,
584 
585 	     TP_PROTO(const struct btrfs_inode *inode,
586 		      const struct btrfs_ordered_extent *ordered),
587 
588 	     TP_ARGS(inode, ordered)
589 );
590 
591 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_range,
592 
593 	     TP_PROTO(const struct btrfs_inode *inode,
594 		      const struct btrfs_ordered_extent *ordered),
595 
596 	     TP_ARGS(inode, ordered)
597 );
598 
599 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first_range,
600 
601 	     TP_PROTO(const struct btrfs_inode *inode,
602 		      const struct btrfs_ordered_extent *ordered),
603 
604 	     TP_ARGS(inode, ordered)
605 );
606 
607 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_for_logging,
608 
609 	     TP_PROTO(const struct btrfs_inode *inode,
610 		      const struct btrfs_ordered_extent *ordered),
611 
612 	     TP_ARGS(inode, ordered)
613 );
614 
615 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first,
616 
617 	     TP_PROTO(const struct btrfs_inode *inode,
618 		      const struct btrfs_ordered_extent *ordered),
619 
620 	     TP_ARGS(inode, ordered)
621 );
622 
623 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_split,
624 
625 	     TP_PROTO(const struct btrfs_inode *inode,
626 		      const struct btrfs_ordered_extent *ordered),
627 
628 	     TP_ARGS(inode, ordered)
629 );
630 
631 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_dec_test_pending,
632 
633 	     TP_PROTO(const struct btrfs_inode *inode,
634 		      const struct btrfs_ordered_extent *ordered),
635 
636 	     TP_ARGS(inode, ordered)
637 );
638 
639 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_mark_finished,
640 
641 	     TP_PROTO(const struct btrfs_inode *inode,
642 		      const struct btrfs_ordered_extent *ordered),
643 
644 	     TP_ARGS(inode, ordered)
645 );
646 
647 TRACE_EVENT(btrfs_finish_ordered_extent,
648 
649 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 len,
650 		 bool uptodate),
651 
652 	TP_ARGS(inode, start, len, uptodate),
653 
654 	TP_STRUCT__entry_btrfs(
655 		__field(	u64,	 ino		)
656 		__field(	u64,	 start		)
657 		__field(	u64,	 len		)
658 		__field(	bool,	 uptodate	)
659 		__field(	u64,	 root_objectid	)
660 	),
661 
662 	TP_fast_assign_btrfs(inode->root->fs_info,
663 		__entry->ino	= btrfs_ino(inode);
664 		__entry->start	= start;
665 		__entry->len	= len;
666 		__entry->uptodate = uptodate;
667 		__entry->root_objectid = btrfs_root_id(inode->root);
668 	),
669 
670 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu uptodate=%d",
671 		  show_root_type(__entry->root_objectid),
672 		  __entry->ino, __entry->start,
673 		  __entry->len, !!__entry->uptodate)
674 );
675 
676 DECLARE_EVENT_CLASS(btrfs__writepage,
677 
678 	TP_PROTO(const struct folio *folio, const struct inode *inode,
679 		 const struct writeback_control *wbc),
680 
681 	TP_ARGS(folio, inode, wbc),
682 
683 	TP_STRUCT__entry_btrfs(
684 		__field(	u64,	ino			)
685 		__field(	pgoff_t,  index			)
686 		__field(	long,   nr_to_write		)
687 		__field(	long,   pages_skipped		)
688 		__field(	loff_t, range_start		)
689 		__field(	loff_t, range_end		)
690 		__field(	char,   for_kupdate		)
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->range_cyclic	= wbc->range_cyclic;
705 		__entry->writeback_index = inode->i_mapping->writeback_index;
706 		__entry->root_objectid	= btrfs_root_id(BTRFS_I(inode)->root);
707 	),
708 
709 	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
710 		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
711 		  "range_end=%llu for_kupdate=%d "
712 		  "range_cyclic=%d writeback_index=%lu",
713 		  show_root_type(__entry->root_objectid),
714 		  __entry->ino, __entry->index,
715 		  __entry->nr_to_write, __entry->pages_skipped,
716 		  __entry->range_start, __entry->range_end,
717 		  __entry->for_kupdate, __entry->range_cyclic,
718 		  __entry->writeback_index)
719 );
720 
721 DEFINE_EVENT(btrfs__writepage, extent_writepage,
722 
723 	TP_PROTO(const struct folio *folio, const struct inode *inode,
724 		 const struct writeback_control *wbc),
725 
726 	TP_ARGS(folio, inode, wbc)
727 );
728 
729 TRACE_EVENT(btrfs_writepage_end_io_hook,
730 
731 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end,
732 		 int uptodate),
733 
734 	TP_ARGS(inode, start, end, uptodate),
735 
736 	TP_STRUCT__entry_btrfs(
737 		__field(	u64,	 ino		)
738 		__field(	u64,	 start		)
739 		__field(	u64,	 end		)
740 		__field(	int,	 uptodate	)
741 		__field(	u64,    root_objectid	)
742 	),
743 
744 	TP_fast_assign_btrfs(inode->root->fs_info,
745 		__entry->ino	= btrfs_ino(inode);
746 		__entry->start	= start;
747 		__entry->end	= end;
748 		__entry->uptodate = uptodate;
749 		__entry->root_objectid = btrfs_root_id(inode->root);
750 	),
751 
752 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu end=%llu uptodate=%d",
753 		  show_root_type(__entry->root_objectid),
754 		  __entry->ino, __entry->start,
755 		  __entry->end, __entry->uptodate)
756 );
757 
758 TRACE_EVENT(btrfs_sync_file,
759 
760 	TP_PROTO(const struct file *file, int datasync),
761 
762 	TP_ARGS(file, datasync),
763 
764 	TP_STRUCT__entry_btrfs(
765 		__field(	u64,	ino		)
766 		__field(	u64,	parent		)
767 		__field(	int,    datasync	)
768 		__field(	u64,    root_objectid	)
769 	),
770 
771 	TP_fast_assign(
772 		struct dentry *dentry = file_dentry(file);
773 		struct inode *inode = file_inode(file);
774 		struct dentry *parent = dget_parent(dentry);
775 		struct inode *parent_inode = d_inode(parent);
776 
777 		dput(parent);
778 		TP_fast_assign_fsid(btrfs_sb(inode->i_sb));
779 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
780 		__entry->parent		= btrfs_ino(BTRFS_I(parent_inode));
781 		__entry->datasync	= datasync;
782 		__entry->root_objectid	= btrfs_root_id(BTRFS_I(inode)->root);
783 	),
784 
785 	TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
786 		  show_root_type(__entry->root_objectid),
787 		  __entry->ino,
788 		  __entry->parent,
789 		  __entry->datasync)
790 );
791 
792 TRACE_EVENT(btrfs_sync_fs,
793 
794 	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
795 
796 	TP_ARGS(fs_info, wait),
797 
798 	TP_STRUCT__entry_btrfs(
799 		__field(	int,  wait		)
800 	),
801 
802 	TP_fast_assign_btrfs(fs_info,
803 		__entry->wait	= wait;
804 	),
805 
806 	TP_printk_btrfs("wait=%d", __entry->wait)
807 );
808 
809 TRACE_EVENT(btrfs_add_block_group,
810 
811 	TP_PROTO(const struct btrfs_fs_info *fs_info,
812 		 const struct btrfs_block_group *block_group, int create),
813 
814 	TP_ARGS(fs_info, block_group, create),
815 
816 	TP_STRUCT__entry_btrfs(
817 		__field(	u64,	offset			)
818 		__field(	u64,	size			)
819 		__field(	u64,	flags			)
820 		__field(	u64,	bytes_used		)
821 		__field(	u64,	bytes_super		)
822 		__field(	int,	create			)
823 	),
824 
825 	TP_fast_assign_btrfs(fs_info,
826 		__entry->offset		= block_group->start;
827 		__entry->size		= block_group->length;
828 		__entry->flags		= block_group->flags;
829 		__entry->bytes_used	= block_group->used;
830 		__entry->bytes_super	= block_group->bytes_super;
831 		__entry->create		= create;
832 	),
833 
834 	TP_printk_btrfs("block_group offset=%llu size=%llu "
835 		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
836 		  "create=%d",
837 		  __entry->offset,
838 		  __entry->size,
839 		  __entry->flags,
840 		  __print_flags((unsigned long)__entry->flags, "|",
841 				BTRFS_GROUP_FLAGS),
842 		  __entry->bytes_used,
843 		  __entry->bytes_super, __entry->create)
844 );
845 
846 #define show_ref_action(action)						\
847 	__print_symbolic(action,					\
848 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
849 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
850 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
851 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
852 
853 
854 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
855 
856 	TP_PROTO(const struct btrfs_fs_info *fs_info,
857 		 const struct btrfs_delayed_ref_node *ref),
858 
859 	TP_ARGS(fs_info, ref),
860 
861 	TP_STRUCT__entry_btrfs(
862 		__field(	u64,  bytenr		)
863 		__field(	u64,  num_bytes		)
864 		__field(	int,  action		)
865 		__field(	u64,  parent		)
866 		__field(	u64,  ref_root		)
867 		__field(	int,  level		)
868 		__field(	int,  type		)
869 		__field(	u64,  seq		)
870 	),
871 
872 	TP_fast_assign_btrfs(fs_info,
873 		__entry->bytenr		= ref->bytenr;
874 		__entry->num_bytes	= ref->num_bytes;
875 		__entry->action		= ref->action;
876 		__entry->parent		= ref->parent;
877 		__entry->ref_root	= ref->ref_root;
878 		__entry->level		= ref->tree_ref.level;
879 		__entry->type		= ref->type;
880 		__entry->seq		= ref->seq;
881 	),
882 
883 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
884 		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
885 		  "type=%s seq=%llu",
886 		  __entry->bytenr,
887 		  __entry->num_bytes,
888 		  show_ref_action(__entry->action),
889 		  show_root_type(__entry->parent),
890 		  show_root_type(__entry->ref_root),
891 		  __entry->level, show_ref_type(__entry->type),
892 		  __entry->seq)
893 );
894 
895 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
896 
897 	TP_PROTO(const struct btrfs_fs_info *fs_info,
898 		 const struct btrfs_delayed_ref_node *ref),
899 
900 	TP_ARGS(fs_info, ref)
901 );
902 
903 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
904 
905 	TP_PROTO(const struct btrfs_fs_info *fs_info,
906 		 const struct btrfs_delayed_ref_node *ref),
907 
908 	TP_ARGS(fs_info, ref)
909 );
910 
911 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
912 
913 	TP_PROTO(const struct btrfs_fs_info *fs_info,
914 		 const struct btrfs_delayed_ref_node *ref),
915 
916 	TP_ARGS(fs_info, ref),
917 
918 	TP_STRUCT__entry_btrfs(
919 		__field(	u64,  bytenr		)
920 		__field(	u64,  num_bytes		)
921 		__field(	int,  action		)
922 		__field(	u64,  parent		)
923 		__field(	u64,  ref_root		)
924 		__field(	u64,  owner		)
925 		__field(	u64,  offset		)
926 		__field(	int,  type		)
927 		__field(	u64,  seq		)
928 	),
929 
930 	TP_fast_assign_btrfs(fs_info,
931 		__entry->bytenr		= ref->bytenr;
932 		__entry->num_bytes	= ref->num_bytes;
933 		__entry->action		= ref->action;
934 		__entry->parent		= ref->parent;
935 		__entry->ref_root	= ref->ref_root;
936 		__entry->owner		= ref->data_ref.objectid;
937 		__entry->offset		= ref->data_ref.offset;
938 		__entry->type		= ref->type;
939 		__entry->seq		= ref->seq;
940 	),
941 
942 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
943 		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
944 		  "offset=%llu type=%s seq=%llu",
945 		  __entry->bytenr,
946 		  __entry->num_bytes,
947 		  show_ref_action(__entry->action),
948 		  show_root_type(__entry->parent),
949 		  show_root_type(__entry->ref_root),
950 		  __entry->owner,
951 		  __entry->offset,
952 		  show_ref_type(__entry->type),
953 		  __entry->seq)
954 );
955 
956 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
957 
958 	TP_PROTO(const struct btrfs_fs_info *fs_info,
959 		 const struct btrfs_delayed_ref_node *ref),
960 
961 	TP_ARGS(fs_info, ref)
962 );
963 
964 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
965 
966 	TP_PROTO(const struct btrfs_fs_info *fs_info,
967 		 const struct btrfs_delayed_ref_node *ref),
968 
969 	TP_ARGS(fs_info, ref)
970 );
971 
972 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
973 
974 	TP_PROTO(const struct btrfs_fs_info *fs_info,
975 		 const struct btrfs_delayed_ref_head *head_ref,
976 		 int action),
977 
978 	TP_ARGS(fs_info, head_ref, action),
979 
980 	TP_STRUCT__entry_btrfs(
981 		__field(	u64,  bytenr		)
982 		__field(	u64,  num_bytes		)
983 		__field(	int,  action		)
984 		__field(	int,  is_data		)
985 	),
986 
987 	TP_fast_assign_btrfs(fs_info,
988 		__entry->bytenr		= head_ref->bytenr;
989 		__entry->num_bytes	= head_ref->num_bytes;
990 		__entry->action		= action;
991 		__entry->is_data	= head_ref->is_data;
992 	),
993 
994 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
995 		  __entry->bytenr,
996 		  __entry->num_bytes,
997 		  show_ref_action(__entry->action),
998 		  __entry->is_data)
999 );
1000 
1001 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
1002 
1003 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1004 		 const struct btrfs_delayed_ref_head *head_ref,
1005 		 int action),
1006 
1007 	TP_ARGS(fs_info, head_ref, action)
1008 );
1009 
1010 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
1011 
1012 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1013 		 const struct btrfs_delayed_ref_head *head_ref,
1014 		 int action),
1015 
1016 	TP_ARGS(fs_info, head_ref, action)
1017 );
1018 
1019 #define show_chunk_type(type)					\
1020 	__print_flags(type, "|",				\
1021 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
1022 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
1023 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
1024 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
1025 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
1026 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
1027 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
1028 		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
1029 		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
1030 
1031 DECLARE_EVENT_CLASS(btrfs__chunk,
1032 
1033 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1034 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1035 
1036 	TP_ARGS(fs_info, map, offset, size),
1037 
1038 	TP_STRUCT__entry_btrfs(
1039 		__field(	int,  num_stripes		)
1040 		__field(	u64,  type			)
1041 		__field(	int,  sub_stripes		)
1042 		__field(	u64,  offset			)
1043 		__field(	u64,  size			)
1044 		__field(	u64,  root_objectid		)
1045 	),
1046 
1047 	TP_fast_assign_btrfs(fs_info,
1048 		__entry->num_stripes	= map->num_stripes;
1049 		__entry->type		= map->type;
1050 		__entry->sub_stripes	= map->sub_stripes;
1051 		__entry->offset		= offset;
1052 		__entry->size		= size;
1053 		__entry->root_objectid	= btrfs_root_id(fs_info->chunk_root);
1054 	),
1055 
1056 	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
1057 		  "num_stripes=%d sub_stripes=%d type=%s",
1058 		  show_root_type(__entry->root_objectid),
1059 		  __entry->offset,
1060 		  __entry->size,
1061 		  __entry->num_stripes, __entry->sub_stripes,
1062 		  show_chunk_type(__entry->type))
1063 );
1064 
1065 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
1066 
1067 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1068 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1069 
1070 	TP_ARGS(fs_info, map, offset, size)
1071 );
1072 
1073 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
1074 
1075 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1076 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1077 
1078 	TP_ARGS(fs_info, map, offset, size)
1079 );
1080 
1081 TRACE_EVENT(btrfs_cow_block,
1082 
1083 	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
1084 		 const struct extent_buffer *cow),
1085 
1086 	TP_ARGS(root, buf, cow),
1087 
1088 	TP_STRUCT__entry_btrfs(
1089 		__field(	u64,  root_objectid		)
1090 		__field(	u64,  buf_start			)
1091 		__field(	int,  refs			)
1092 		__field(	u64,  cow_start			)
1093 		__field(	int,  buf_level			)
1094 		__field(	int,  cow_level			)
1095 	),
1096 
1097 	TP_fast_assign_btrfs(root->fs_info,
1098 		__entry->root_objectid	= btrfs_root_id(root);
1099 		__entry->buf_start	= buf->start;
1100 		__entry->refs		= refcount_read(&buf->refs);
1101 		__entry->cow_start	= cow->start;
1102 		__entry->buf_level	= btrfs_header_level(buf);
1103 		__entry->cow_level	= btrfs_header_level(cow);
1104 	),
1105 
1106 	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1107 		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1108 		  show_root_type(__entry->root_objectid),
1109 		  __entry->refs,
1110 		  __entry->buf_start,
1111 		  __entry->buf_level,
1112 		  __entry->cow_start,
1113 		  __entry->cow_level)
1114 );
1115 
1116 TRACE_EVENT(btrfs_search_slot_restart,
1117 
1118 	TP_PROTO(const struct btrfs_root *root, int level,
1119 		 const char *reason),
1120 
1121 	TP_ARGS(root, level, reason),
1122 
1123 	TP_STRUCT__entry_btrfs(
1124 		__field(	u64,	root_objectid		)
1125 		__field(	int,	level			)
1126 		__string(	reason,	reason			)
1127 	),
1128 
1129 	TP_fast_assign_btrfs(root->fs_info,
1130 		__entry->root_objectid	= btrfs_root_id(root);
1131 		__entry->level		= level;
1132 		__assign_str(reason);
1133 	),
1134 
1135 	TP_printk_btrfs("root=%llu(%s) level=%d reason=%s",
1136 		  show_root_type(__entry->root_objectid),
1137 		  __entry->level, __get_str(reason))
1138 );
1139 
1140 TRACE_EVENT(btrfs_space_reservation,
1141 
1142 	TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
1143 		 u64 bytes, int reserve),
1144 
1145 	TP_ARGS(fs_info, type, val, bytes, reserve),
1146 
1147 	TP_STRUCT__entry_btrfs(
1148 		__string(	type,	type			)
1149 		__field(	u64,	val			)
1150 		__field(	u64,	bytes			)
1151 		__field(	int,	reserve			)
1152 	),
1153 
1154 	TP_fast_assign_btrfs(fs_info,
1155 		__assign_str(type);
1156 		__entry->val		= val;
1157 		__entry->bytes		= bytes;
1158 		__entry->reserve	= reserve;
1159 	),
1160 
1161 	TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1162 			__entry->reserve ? "reserve" : "release",
1163 			__entry->bytes)
1164 );
1165 
1166 TRACE_EVENT(btrfs_trigger_flush,
1167 
1168 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1169 		 int flush, const char *reason),
1170 
1171 	TP_ARGS(fs_info, flags, bytes, flush, reason),
1172 
1173 	TP_STRUCT__entry_btrfs(
1174 		__field(	u64,	flags			)
1175 		__field(	u64,	bytes			)
1176 		__field(	int,	flush			)
1177 		__string(	reason,	reason			)
1178 	),
1179 
1180 	TP_fast_assign_btrfs(fs_info,
1181 		__entry->flags	= flags;
1182 		__entry->bytes	= bytes;
1183 		__entry->flush	= flush;
1184 		__assign_str(reason);
1185 	),
1186 
1187 	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1188 		  __get_str(reason), __entry->flush,
1189 		  __print_symbolic(__entry->flush, FLUSH_ACTIONS),
1190 		  __entry->flags,
1191 		  __print_flags((unsigned long)__entry->flags, "|",
1192 				BTRFS_GROUP_FLAGS),
1193 		  __entry->bytes)
1194 );
1195 
1196 
1197 TRACE_EVENT(btrfs_flush_space,
1198 
1199 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1200 		 int state, int ret, bool for_preempt),
1201 
1202 	TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
1203 
1204 	TP_STRUCT__entry_btrfs(
1205 		__field(	u64,	flags			)
1206 		__field(	u64,	num_bytes		)
1207 		__field(	int,	state			)
1208 		__field(	int,	ret			)
1209 		__field(       bool,	for_preempt		)
1210 	),
1211 
1212 	TP_fast_assign_btrfs(fs_info,
1213 		__entry->flags		=	flags;
1214 		__entry->num_bytes	=	num_bytes;
1215 		__entry->state		=	state;
1216 		__entry->ret		=	ret;
1217 		__entry->for_preempt	=	for_preempt;
1218 	),
1219 
1220 	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d",
1221 		  __entry->state,
1222 		  __print_symbolic(__entry->state, FLUSH_STATES),
1223 		  __entry->flags,
1224 		  __print_flags((unsigned long)__entry->flags, "|",
1225 				BTRFS_GROUP_FLAGS),
1226 		  __entry->num_bytes, __entry->ret, __entry->for_preempt)
1227 );
1228 
1229 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1230 
1231 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1232 
1233 	TP_ARGS(fs_info, start, len),
1234 
1235 	TP_STRUCT__entry_btrfs(
1236 		__field(	u64,  start			)
1237 		__field(	u64,  len			)
1238 	),
1239 
1240 	TP_fast_assign_btrfs(fs_info,
1241 		__entry->start		= start;
1242 		__entry->len		= len;
1243 	),
1244 
1245 	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1246 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1247 		  __entry->start,
1248 		  __entry->len)
1249 );
1250 
1251 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1252 
1253 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1254 
1255 	TP_ARGS(fs_info, start, len)
1256 );
1257 
1258 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1259 
1260 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1261 
1262 	TP_ARGS(fs_info, start, len)
1263 );
1264 
1265 TRACE_EVENT(btrfs_find_free_extent,
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 	),
1278 
1279 	TP_fast_assign_btrfs(root->fs_info,
1280 		__entry->root_objectid	= btrfs_root_id(root);
1281 		__entry->num_bytes	= ffe_ctl->num_bytes;
1282 		__entry->empty_size	= ffe_ctl->empty_size;
1283 		__entry->flags		= ffe_ctl->flags;
1284 	),
1285 
1286 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1287 		  show_root_type(__entry->root_objectid),
1288 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1289 		  __print_flags((unsigned long)__entry->flags, "|",
1290 				 BTRFS_GROUP_FLAGS))
1291 );
1292 
1293 TRACE_EVENT(btrfs_find_free_extent_search_loop,
1294 
1295 	TP_PROTO(const struct btrfs_root *root,
1296 		 const struct find_free_extent_ctl *ffe_ctl),
1297 
1298 	TP_ARGS(root, ffe_ctl),
1299 
1300 	TP_STRUCT__entry_btrfs(
1301 		__field(	u64,	root_objectid		)
1302 		__field(	u64,	num_bytes		)
1303 		__field(	u64,	empty_size		)
1304 		__field(	u64,	flags			)
1305 		__field(	u64,	loop			)
1306 	),
1307 
1308 	TP_fast_assign_btrfs(root->fs_info,
1309 		__entry->root_objectid	= btrfs_root_id(root);
1310 		__entry->num_bytes	= ffe_ctl->num_bytes;
1311 		__entry->empty_size	= ffe_ctl->empty_size;
1312 		__entry->flags		= ffe_ctl->flags;
1313 		__entry->loop		= ffe_ctl->loop;
1314 	),
1315 
1316 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu",
1317 		  show_root_type(__entry->root_objectid),
1318 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1319 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1320 		  __entry->loop)
1321 );
1322 
1323 TRACE_EVENT(btrfs_find_free_extent_have_block_group,
1324 
1325 	TP_PROTO(const struct btrfs_root *root,
1326 		 const struct find_free_extent_ctl *ffe_ctl,
1327 		 const struct btrfs_block_group *block_group),
1328 
1329 	TP_ARGS(root, ffe_ctl, block_group),
1330 
1331 	TP_STRUCT__entry_btrfs(
1332 		__field(	u64,	root_objectid		)
1333 		__field(	u64,	num_bytes		)
1334 		__field(	u64,	empty_size		)
1335 		__field(	u64,	flags			)
1336 		__field(	u64,	loop			)
1337 		__field(	bool,	hinted			)
1338 		__field(	u64,	bg_start		)
1339 		__field(	u64,	bg_flags		)
1340 	),
1341 
1342 	TP_fast_assign_btrfs(root->fs_info,
1343 		__entry->root_objectid	= btrfs_root_id(root);
1344 		__entry->num_bytes	= ffe_ctl->num_bytes;
1345 		__entry->empty_size	= ffe_ctl->empty_size;
1346 		__entry->flags		= ffe_ctl->flags;
1347 		__entry->loop		= ffe_ctl->loop;
1348 		__entry->hinted		= ffe_ctl->hinted;
1349 		__entry->bg_start	= block_group->start;
1350 		__entry->bg_flags	= block_group->flags;
1351 	),
1352 
1353 	TP_printk_btrfs(
1354 "root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu hinted=%d block_group=%llu bg_flags=%llu(%s)",
1355 		  show_root_type(__entry->root_objectid),
1356 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1357 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1358 		  __entry->loop, __entry->hinted,
1359 		  __entry->bg_start, __entry->bg_flags,
1360 		  __print_flags((unsigned long)__entry->bg_flags, "|",
1361 				 BTRFS_GROUP_FLAGS))
1362 );
1363 
1364 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1365 
1366 	TP_PROTO(const struct btrfs_block_group *block_group,
1367 		 const struct find_free_extent_ctl *ffe_ctl),
1368 
1369 	TP_ARGS(block_group, ffe_ctl),
1370 
1371 	TP_STRUCT__entry_btrfs(
1372 		__field(	u64,	bg_objectid		)
1373 		__field(	u64,	flags			)
1374 		__field(	int,	bg_size_class		)
1375 		__field(	u64,	start			)
1376 		__field(	u64,	len			)
1377 		__field(	u64,	loop			)
1378 		__field(	bool,	hinted			)
1379 		__field(	int,	size_class		)
1380 	),
1381 
1382 	TP_fast_assign_btrfs(block_group->fs_info,
1383 		__entry->bg_objectid	= block_group->start;
1384 		__entry->flags		= block_group->flags;
1385 		__entry->bg_size_class	= block_group->size_class;
1386 		__entry->start		= ffe_ctl->search_start;
1387 		__entry->len		= ffe_ctl->num_bytes;
1388 		__entry->loop		= ffe_ctl->loop;
1389 		__entry->hinted		= ffe_ctl->hinted;
1390 		__entry->size_class	= ffe_ctl->size_class;
1391 	),
1392 
1393 	TP_printk_btrfs(
1394 "root=%llu(%s) block_group=%llu flags=%llu(%s) bg_size_class=%d start=%llu len=%llu loop=%llu hinted=%d size_class=%d",
1395 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1396 		  __entry->bg_objectid,
1397 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1398 						"|", BTRFS_GROUP_FLAGS),
1399 		  __entry->bg_size_class, __entry->start, __entry->len,
1400 		  __entry->loop, __entry->hinted, __entry->size_class)
1401 );
1402 
1403 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1404 
1405 	TP_PROTO(const struct btrfs_block_group *block_group,
1406 		 const struct find_free_extent_ctl *ffe_ctl),
1407 
1408 	TP_ARGS(block_group, ffe_ctl)
1409 );
1410 
1411 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1412 
1413 	TP_PROTO(const struct btrfs_block_group *block_group,
1414 		 const struct find_free_extent_ctl *ffe_ctl),
1415 
1416 	TP_ARGS(block_group, ffe_ctl)
1417 );
1418 
1419 TRACE_EVENT(btrfs_find_cluster,
1420 
1421 	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1422 		 u64 bytes, u64 empty_size, u64 min_bytes),
1423 
1424 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1425 
1426 	TP_STRUCT__entry_btrfs(
1427 		__field(	u64,	bg_objectid		)
1428 		__field(	u64,	flags			)
1429 		__field(	u64,	start			)
1430 		__field(	u64,	bytes			)
1431 		__field(	u64,	empty_size		)
1432 		__field(	u64,	min_bytes		)
1433 	),
1434 
1435 	TP_fast_assign_btrfs(block_group->fs_info,
1436 		__entry->bg_objectid	= block_group->start;
1437 		__entry->flags		= block_group->flags;
1438 		__entry->start		= start;
1439 		__entry->bytes		= bytes;
1440 		__entry->empty_size	= empty_size;
1441 		__entry->min_bytes	= min_bytes;
1442 	),
1443 
1444 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1445 		  "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1446 		  __entry->flags,
1447 		  __print_flags((unsigned long)__entry->flags, "|",
1448 				BTRFS_GROUP_FLAGS), __entry->start,
1449 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1450 );
1451 
1452 TRACE_EVENT(btrfs_failed_cluster_setup,
1453 
1454 	TP_PROTO(const struct btrfs_block_group *block_group),
1455 
1456 	TP_ARGS(block_group),
1457 
1458 	TP_STRUCT__entry_btrfs(
1459 		__field(	u64,	bg_objectid		)
1460 	),
1461 
1462 	TP_fast_assign_btrfs(block_group->fs_info,
1463 		__entry->bg_objectid	= block_group->start;
1464 	),
1465 
1466 	TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1467 );
1468 
1469 TRACE_EVENT(btrfs_setup_cluster,
1470 
1471 	TP_PROTO(const struct btrfs_block_group *block_group,
1472 		 const struct btrfs_free_cluster *cluster,
1473 		 u64 size, int bitmap),
1474 
1475 	TP_ARGS(block_group, cluster, size, bitmap),
1476 
1477 	TP_STRUCT__entry_btrfs(
1478 		__field(	u64,	bg_objectid		)
1479 		__field(	u64,	flags			)
1480 		__field(	u64,	start			)
1481 		__field(	u64,	max_size		)
1482 		__field(	u64,	size			)
1483 		__field(	int,	bitmap			)
1484 	),
1485 
1486 	TP_fast_assign_btrfs(block_group->fs_info,
1487 		__entry->bg_objectid	= block_group->start;
1488 		__entry->flags		= block_group->flags;
1489 		__entry->start		= cluster->window_start;
1490 		__entry->max_size	= cluster->max_size;
1491 		__entry->size		= size;
1492 		__entry->bitmap		= bitmap;
1493 	),
1494 
1495 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1496 		  "size=%llu max_size=%llu bitmap=%d",
1497 		  __entry->bg_objectid,
1498 		  __entry->flags,
1499 		  __print_flags((unsigned long)__entry->flags, "|",
1500 				BTRFS_GROUP_FLAGS), __entry->start,
1501 		  __entry->size, __entry->max_size, __entry->bitmap)
1502 );
1503 
1504 struct extent_state;
1505 TRACE_EVENT(btrfs_alloc_extent_state,
1506 
1507 	TP_PROTO(const struct extent_state *state,
1508 		 gfp_t mask, unsigned long IP),
1509 
1510 	TP_ARGS(state, mask, IP),
1511 
1512 	TP_STRUCT__entry(
1513 		__field(const struct extent_state *, state)
1514 		__field(unsigned long, mask)
1515 		__field(const void*, ip)
1516 	),
1517 
1518 	TP_fast_assign(
1519 		__entry->state	= state,
1520 		__entry->mask	= (__force unsigned long)mask,
1521 		__entry->ip	= (const void *)IP
1522 	),
1523 
1524 	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1525 		  show_gfp_flags(__entry->mask), __entry->ip)
1526 );
1527 
1528 TRACE_EVENT(btrfs_free_extent_state,
1529 
1530 	TP_PROTO(const struct extent_state *state, unsigned long IP),
1531 
1532 	TP_ARGS(state, IP),
1533 
1534 	TP_STRUCT__entry(
1535 		__field(const struct extent_state *, state)
1536 		__field(const void*, ip)
1537 	),
1538 
1539 	TP_fast_assign(
1540 		__entry->state	= state,
1541 		__entry->ip = (const void *)IP
1542 	),
1543 
1544 	TP_printk("state=%p caller=%pS", __entry->state, __entry->ip)
1545 );
1546 
1547 DECLARE_EVENT_CLASS(btrfs__work,
1548 
1549 	TP_PROTO(const struct btrfs_work *work),
1550 
1551 	TP_ARGS(work),
1552 
1553 	TP_STRUCT__entry_btrfs(
1554 		__field(	const void *,	work			)
1555 		__field(	const void *,	wq			)
1556 		__field(	const void *,	func			)
1557 		__field(	const void *,	ordered_func		)
1558 		__field(	const void *,	normal_work		)
1559 	),
1560 
1561 	TP_fast_assign_btrfs(btrfs_work_owner(work),
1562 		__entry->work		= work;
1563 		__entry->wq		= work->wq;
1564 		__entry->func		= work->func;
1565 		__entry->ordered_func	= work->ordered_func;
1566 		__entry->normal_work	= &work->normal_work;
1567 	),
1568 
1569 	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%ps ordered_func=%p",
1570 		  __entry->work, __entry->normal_work, __entry->wq,
1571 		   __entry->func, __entry->ordered_func)
1572 );
1573 
1574 /*
1575  * For situations when the work is freed, we pass fs_info and a tag that matches
1576  * the address of the work structure so it can be paired with the scheduling
1577  * event. DO NOT add anything here that dereferences wtag.
1578  */
1579 DECLARE_EVENT_CLASS(btrfs__work__done,
1580 
1581 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1582 
1583 	TP_ARGS(fs_info, wtag),
1584 
1585 	TP_STRUCT__entry_btrfs(
1586 		__field(	const void *,	wtag			)
1587 	),
1588 
1589 	TP_fast_assign_btrfs(fs_info,
1590 		__entry->wtag		= wtag;
1591 	),
1592 
1593 	TP_printk_btrfs("work->%p", __entry->wtag)
1594 );
1595 
1596 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1597 
1598 	TP_PROTO(const struct btrfs_work *work),
1599 
1600 	TP_ARGS(work)
1601 );
1602 
1603 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1604 
1605 	TP_PROTO(const struct btrfs_work *work),
1606 
1607 	TP_ARGS(work)
1608 );
1609 
1610 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1611 
1612 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1613 
1614 	TP_ARGS(fs_info, wtag)
1615 );
1616 
1617 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1618 
1619 	TP_PROTO(const struct btrfs_work *work),
1620 
1621 	TP_ARGS(work)
1622 );
1623 
1624 DECLARE_EVENT_CLASS(btrfs_workqueue,
1625 
1626 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1627 
1628 	TP_ARGS(wq, name),
1629 
1630 	TP_STRUCT__entry_btrfs(
1631 		__field(	const void *,	wq			)
1632 		__string(	name,	name			)
1633 	),
1634 
1635 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1636 		__entry->wq		= wq;
1637 		__assign_str(name);
1638 	),
1639 
1640 	TP_printk_btrfs("name=%s wq=%p", __get_str(name),
1641 		  __entry->wq)
1642 );
1643 
1644 DEFINE_EVENT(btrfs_workqueue, btrfs_workqueue_alloc,
1645 
1646 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1647 
1648 	TP_ARGS(wq, name)
1649 );
1650 
1651 DECLARE_EVENT_CLASS(btrfs_workqueue_done,
1652 
1653 	TP_PROTO(const struct btrfs_workqueue *wq),
1654 
1655 	TP_ARGS(wq),
1656 
1657 	TP_STRUCT__entry_btrfs(
1658 		__field(	const void *,	wq		)
1659 	),
1660 
1661 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1662 		__entry->wq		= wq;
1663 	),
1664 
1665 	TP_printk_btrfs("wq=%p", __entry->wq)
1666 );
1667 
1668 DEFINE_EVENT(btrfs_workqueue_done, btrfs_workqueue_destroy,
1669 
1670 	TP_PROTO(const struct btrfs_workqueue *wq),
1671 
1672 	TP_ARGS(wq)
1673 );
1674 
1675 #define BTRFS_QGROUP_OPERATIONS				\
1676 	{ QGROUP_RESERVE,	"reserve"	},	\
1677 	{ QGROUP_RELEASE,	"release"	},	\
1678 	{ QGROUP_FREE,		"free"		}
1679 
1680 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1681 
1682 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1683 		 u64 reserved, int op),
1684 
1685 	TP_ARGS(inode, start, len, reserved, op),
1686 
1687 	TP_STRUCT__entry_btrfs(
1688 		__field(	u64,		rootid		)
1689 		__field(	u64,		ino		)
1690 		__field(	u64,		start		)
1691 		__field(	u64,		len		)
1692 		__field(	u64,		reserved	)
1693 		__field(	int,		op		)
1694 	),
1695 
1696 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1697 		__entry->rootid		= btrfs_root_id(BTRFS_I(inode)->root);
1698 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
1699 		__entry->start		= start;
1700 		__entry->len		= len;
1701 		__entry->reserved	= reserved;
1702 		__entry->op		= op;
1703 	),
1704 
1705 	TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1706 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1707 		  __entry->reserved,
1708 		  __print_flags((unsigned long)__entry->op, "",
1709 				BTRFS_QGROUP_OPERATIONS)
1710 	)
1711 );
1712 
1713 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1714 
1715 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1716 		 u64 reserved, int op),
1717 
1718 	TP_ARGS(inode, start, len, reserved, op)
1719 );
1720 
1721 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1722 
1723 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1724 		 u64 reserved, int op),
1725 
1726 	TP_ARGS(inode, start, len, reserved, op)
1727 );
1728 
1729 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1730 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1731 		 const struct btrfs_qgroup_extent_record *rec,
1732 		 u64 bytenr),
1733 
1734 	TP_ARGS(fs_info, rec, bytenr),
1735 
1736 	TP_STRUCT__entry_btrfs(
1737 		__field(	u64,  bytenr		)
1738 		__field(	u64,  num_bytes		)
1739 	),
1740 
1741 	TP_fast_assign_btrfs(fs_info,
1742 		__entry->bytenr		= bytenr;
1743 		__entry->num_bytes	= rec->num_bytes;
1744 	),
1745 
1746 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1747 		  __entry->bytenr, __entry->num_bytes)
1748 );
1749 
1750 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1751 
1752 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1753 		 const struct btrfs_qgroup_extent_record *rec,
1754 		 u64 bytenr),
1755 
1756 	TP_ARGS(fs_info, rec, bytenr)
1757 );
1758 
1759 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1760 
1761 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1762 		 const struct btrfs_qgroup_extent_record *rec,
1763 		 u64 bytenr),
1764 
1765 	TP_ARGS(fs_info, rec, bytenr)
1766 );
1767 
1768 TRACE_EVENT(btrfs_qgroup_num_dirty_extents,
1769 
1770 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
1771 		 u64 num_dirty_extents),
1772 
1773 	TP_ARGS(fs_info, transid, num_dirty_extents),
1774 
1775 	TP_STRUCT__entry_btrfs(
1776 		__field(	u64, transid			)
1777 		__field(	u64, num_dirty_extents		)
1778 	),
1779 
1780 	TP_fast_assign_btrfs(fs_info,
1781 		__entry->transid	   = transid;
1782 		__entry->num_dirty_extents = num_dirty_extents;
1783 	),
1784 
1785 	TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
1786 		__entry->transid, __entry->num_dirty_extents)
1787 );
1788 
1789 TRACE_EVENT(btrfs_qgroup_account_extent,
1790 
1791 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
1792 		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1793 
1794 	TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
1795 		nr_new_roots),
1796 
1797 	TP_STRUCT__entry_btrfs(
1798 		__field(	u64,  transid			)
1799 		__field(	u64,  bytenr			)
1800 		__field(	u64,  num_bytes			)
1801 		__field(	u64,  nr_old_roots		)
1802 		__field(	u64,  nr_new_roots		)
1803 	),
1804 
1805 	TP_fast_assign_btrfs(fs_info,
1806 		__entry->transid	= transid;
1807 		__entry->bytenr		= bytenr;
1808 		__entry->num_bytes	= num_bytes;
1809 		__entry->nr_old_roots	= nr_old_roots;
1810 		__entry->nr_new_roots	= nr_new_roots;
1811 	),
1812 
1813 	TP_printk_btrfs(
1814 "transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
1815 		__entry->transid,
1816 		__entry->bytenr,
1817 		__entry->num_bytes,
1818 		__entry->nr_old_roots,
1819 		__entry->nr_new_roots)
1820 );
1821 
1822 TRACE_EVENT(btrfs_qgroup_update_counters,
1823 
1824 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1825 		 const struct btrfs_qgroup *qgroup,
1826 		 u64 cur_old_count, u64 cur_new_count),
1827 
1828 	TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
1829 
1830 	TP_STRUCT__entry_btrfs(
1831 		__field(	u64,  qgid			)
1832 		__field(	u64,  old_rfer			)
1833 		__field(	u64,  old_excl			)
1834 		__field(	u64,  cur_old_count		)
1835 		__field(	u64,  cur_new_count		)
1836 	),
1837 
1838 	TP_fast_assign_btrfs(fs_info,
1839 		__entry->qgid		= qgroup->qgroupid;
1840 		__entry->old_rfer	= qgroup->rfer;
1841 		__entry->old_excl	= qgroup->excl;
1842 		__entry->cur_old_count	= cur_old_count;
1843 		__entry->cur_new_count	= cur_new_count;
1844 	),
1845 
1846 	TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
1847 		  __entry->qgid, __entry->old_rfer, __entry->old_excl,
1848 		  __entry->cur_old_count, __entry->cur_new_count)
1849 );
1850 
1851 TRACE_EVENT(btrfs_qgroup_update_reserve,
1852 
1853 	TP_PROTO(const struct btrfs_fs_info *fs_info, const struct btrfs_qgroup *qgroup,
1854 		 s64 diff, int type),
1855 
1856 	TP_ARGS(fs_info, qgroup, diff, type),
1857 
1858 	TP_STRUCT__entry_btrfs(
1859 		__field(	u64,	qgid			)
1860 		__field(	u64,	cur_reserved		)
1861 		__field(	s64,	diff			)
1862 		__field(	int,	type			)
1863 	),
1864 
1865 	TP_fast_assign_btrfs(fs_info,
1866 		__entry->qgid		= qgroup->qgroupid;
1867 		__entry->cur_reserved	= qgroup->rsv.values[type];
1868 		__entry->diff		= diff;
1869 		__entry->type		= type;
1870 	),
1871 
1872 	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1873 		__entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
1874 		__entry->cur_reserved, __entry->diff)
1875 );
1876 
1877 TRACE_EVENT(btrfs_qgroup_meta_reserve,
1878 
1879 	TP_PROTO(const struct btrfs_root *root, s64 diff, int type),
1880 
1881 	TP_ARGS(root, diff, type),
1882 
1883 	TP_STRUCT__entry_btrfs(
1884 		__field(	u64,	refroot			)
1885 		__field(	s64,	diff			)
1886 		__field(	int,	type			)
1887 	),
1888 
1889 	TP_fast_assign_btrfs(root->fs_info,
1890 		__entry->refroot	= btrfs_root_id(root);
1891 		__entry->diff		= diff;
1892 		__entry->type		= type;
1893 	),
1894 
1895 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1896 		show_root_type(__entry->refroot),
1897 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1898 );
1899 
1900 TRACE_EVENT(btrfs_qgroup_meta_convert,
1901 
1902 	TP_PROTO(const struct btrfs_root *root, s64 diff),
1903 
1904 	TP_ARGS(root, diff),
1905 
1906 	TP_STRUCT__entry_btrfs(
1907 		__field(	u64,	refroot			)
1908 		__field(	s64,	diff			)
1909 	),
1910 
1911 	TP_fast_assign_btrfs(root->fs_info,
1912 		__entry->refroot	= btrfs_root_id(root);
1913 		__entry->diff		= diff;
1914 	),
1915 
1916 	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1917 		show_root_type(__entry->refroot),
1918 		__print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
1919 		__print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
1920 		__entry->diff)
1921 );
1922 
1923 TRACE_EVENT(btrfs_qgroup_meta_free_all_pertrans,
1924 
1925 	TP_PROTO(struct btrfs_root *root),
1926 
1927 	TP_ARGS(root),
1928 
1929 	TP_STRUCT__entry_btrfs(
1930 		__field(	u64,	refroot			)
1931 		__field(	s64,	diff			)
1932 		__field(	int,	type			)
1933 	),
1934 
1935 	TP_fast_assign_btrfs(root->fs_info,
1936 		__entry->refroot	= btrfs_root_id(root);
1937 		spin_lock(&root->qgroup_meta_rsv_lock);
1938 		__entry->diff		= -(s64)root->qgroup_meta_rsv_pertrans;
1939 		spin_unlock(&root->qgroup_meta_rsv_lock);
1940 		__entry->type		= BTRFS_QGROUP_RSV_META_PERTRANS;
1941 	),
1942 
1943 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1944 		show_root_type(__entry->refroot),
1945 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1946 );
1947 
1948 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1949 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1950 		 const struct prelim_ref *oldref,
1951 		 const struct prelim_ref *newref, u64 tree_size),
1952 	TP_ARGS(fs_info, oldref, newref, tree_size),
1953 
1954 	TP_STRUCT__entry_btrfs(
1955 		__field(	u64,  root_id		)
1956 		__field(	u64,  objectid		)
1957 		__field(	 u8,  type		)
1958 		__field(	u64,  offset		)
1959 		__field(	int,  level		)
1960 		__field(	int,  old_count		)
1961 		__field(	u64,  parent		)
1962 		__field(	u64,  bytenr		)
1963 		__field(	int,  mod_count		)
1964 		__field(	u64,  tree_size		)
1965 	),
1966 
1967 	TP_fast_assign_btrfs(fs_info,
1968 		__entry->root_id	= oldref->root_id;
1969 		__entry->objectid	= oldref->key_for_search.objectid;
1970 		__entry->type		= oldref->key_for_search.type;
1971 		__entry->offset		= oldref->key_for_search.offset;
1972 		__entry->level		= oldref->level;
1973 		__entry->old_count	= oldref->count;
1974 		__entry->parent		= oldref->parent;
1975 		__entry->bytenr		= oldref->wanted_disk_byte;
1976 		__entry->mod_count	= newref ? newref->count : 0;
1977 		__entry->tree_size	= tree_size;
1978 	),
1979 
1980 	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1981 			__entry->root_id,
1982 			__entry->objectid, __entry->type,
1983 			__entry->offset, __entry->level,
1984 			__entry->old_count, __entry->mod_count,
1985 			__entry->old_count + __entry->mod_count,
1986 			__entry->parent,
1987 			__entry->bytenr,
1988 			__entry->tree_size)
1989 );
1990 
1991 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1992 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1993 		 const struct prelim_ref *oldref,
1994 		 const struct prelim_ref *newref, u64 tree_size),
1995 	TP_ARGS(fs_info, oldref, newref, tree_size)
1996 );
1997 
1998 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1999 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2000 		 const struct prelim_ref *oldref,
2001 		 const struct prelim_ref *newref, u64 tree_size),
2002 	TP_ARGS(fs_info, oldref, newref, tree_size)
2003 );
2004 
2005 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
2006 	TP_PROTO(const struct btrfs_root *root, u64 ino, int mod, unsigned outstanding),
2007 
2008 	TP_ARGS(root, ino, mod, outstanding),
2009 
2010 	TP_STRUCT__entry_btrfs(
2011 		__field(	u64, root_objectid	)
2012 		__field(	u64, ino		)
2013 		__field(	int, mod		)
2014 		__field(	unsigned, outstanding	)
2015 	),
2016 
2017 	TP_fast_assign_btrfs(root->fs_info,
2018 		__entry->root_objectid	= btrfs_root_id(root);
2019 		__entry->ino		= ino;
2020 		__entry->mod		= mod;
2021 		__entry->outstanding    = outstanding;
2022 	),
2023 
2024 	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d outstanding=%u",
2025 			show_root_type(__entry->root_objectid),
2026 			__entry->ino, __entry->mod, __entry->outstanding)
2027 );
2028 
2029 DECLARE_EVENT_CLASS(btrfs__block_group,
2030 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2031 
2032 	TP_ARGS(bg_cache),
2033 
2034 	TP_STRUCT__entry_btrfs(
2035 		__field(	u64,	bytenr		)
2036 		__field(	u64,	len		)
2037 		__field(	u64,	used		)
2038 		__field(	u64,	flags		)
2039 	),
2040 
2041 	TP_fast_assign_btrfs(bg_cache->fs_info,
2042 		__entry->bytenr = bg_cache->start,
2043 		__entry->len	= bg_cache->length,
2044 		__entry->used	= bg_cache->used;
2045 		__entry->flags	= bg_cache->flags;
2046 	),
2047 
2048 	TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
2049 		__entry->bytenr, __entry->len, __entry->used, __entry->flags,
2050 		__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
2051 );
2052 
2053 DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
2054 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2055 
2056 	TP_ARGS(bg_cache)
2057 );
2058 
2059 DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
2060 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2061 
2062 	TP_ARGS(bg_cache)
2063 );
2064 
2065 DEFINE_EVENT(btrfs__block_group, btrfs_add_reclaim_block_group,
2066 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2067 
2068 	TP_ARGS(bg_cache)
2069 );
2070 
2071 DEFINE_EVENT(btrfs__block_group, btrfs_reclaim_block_group,
2072 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2073 
2074 	TP_ARGS(bg_cache)
2075 );
2076 
2077 DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
2078 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2079 
2080 	TP_ARGS(bg_cache)
2081 );
2082 
2083 TRACE_EVENT(btrfs_set_extent_bit,
2084 	TP_PROTO(const struct extent_io_tree *tree,
2085 		 u64 start, u64 len, unsigned set_bits),
2086 
2087 	TP_ARGS(tree, start, len, set_bits),
2088 
2089 	TP_STRUCT__entry_btrfs(
2090 		__field(	unsigned,	owner	)
2091 		__field(	u64,		ino	)
2092 		__field(	u64,		rootid	)
2093 		__field(	u64,		start	)
2094 		__field(	u64,		len	)
2095 		__field(	unsigned,	set_bits)
2096 	),
2097 
2098 	TP_fast_assign_btrfs(btrfs_extent_io_tree_to_fs_info(tree),
2099 		const struct btrfs_inode *inode = btrfs_extent_io_tree_to_inode(tree);
2100 
2101 		__entry->owner		= tree->owner;
2102 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2103 		__entry->rootid		= inode ? btrfs_root_id(inode->root) : 0;
2104 		__entry->start		= start;
2105 		__entry->len		= len;
2106 		__entry->set_bits	= set_bits;
2107 	),
2108 
2109 	TP_printk_btrfs(
2110 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
2111 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2112 		__entry->rootid, __entry->start, __entry->len,
2113 		__print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
2114 );
2115 
2116 TRACE_EVENT(btrfs_clear_extent_bit,
2117 	TP_PROTO(const struct extent_io_tree *tree,
2118 		 u64 start, u64 len, unsigned clear_bits),
2119 
2120 	TP_ARGS(tree, start, len, clear_bits),
2121 
2122 	TP_STRUCT__entry_btrfs(
2123 		__field(	unsigned,	owner	)
2124 		__field(	u64,		ino	)
2125 		__field(	u64,		rootid	)
2126 		__field(	u64,		start	)
2127 		__field(	u64,		len	)
2128 		__field(	unsigned,	clear_bits)
2129 	),
2130 
2131 	TP_fast_assign_btrfs(btrfs_extent_io_tree_to_fs_info(tree),
2132 		const struct btrfs_inode *inode = btrfs_extent_io_tree_to_inode(tree);
2133 
2134 		__entry->owner		= tree->owner;
2135 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2136 		__entry->rootid		= inode ? btrfs_root_id(inode->root) : 0;
2137 		__entry->start		= start;
2138 		__entry->len		= len;
2139 		__entry->clear_bits	= clear_bits;
2140 	),
2141 
2142 	TP_printk_btrfs(
2143 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
2144 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2145 		__entry->rootid, __entry->start, __entry->len,
2146 		__print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2147 );
2148 
2149 TRACE_EVENT(btrfs_convert_extent_bit,
2150 	TP_PROTO(const struct extent_io_tree *tree,
2151 		 u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
2152 
2153 	TP_ARGS(tree, start, len, set_bits, clear_bits),
2154 
2155 	TP_STRUCT__entry_btrfs(
2156 		__field(	unsigned,	owner	)
2157 		__field(	u64,		ino	)
2158 		__field(	u64,		rootid	)
2159 		__field(	u64,		start	)
2160 		__field(	u64,		len	)
2161 		__field(	unsigned,	set_bits)
2162 		__field(	unsigned,	clear_bits)
2163 	),
2164 
2165 	TP_fast_assign_btrfs(btrfs_extent_io_tree_to_fs_info(tree),
2166 		const struct btrfs_inode *inode = btrfs_extent_io_tree_to_inode(tree);
2167 
2168 		__entry->owner		= tree->owner;
2169 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2170 		__entry->rootid		= inode ? btrfs_root_id(inode->root) : 0;
2171 		__entry->start		= start;
2172 		__entry->len		= len;
2173 		__entry->set_bits	= set_bits;
2174 		__entry->clear_bits	= clear_bits;
2175 	),
2176 
2177 	TP_printk_btrfs(
2178 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2179 		  __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2180 		  __entry->rootid, __entry->start, __entry->len,
2181 		  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2182 		  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2183 );
2184 
2185 DECLARE_EVENT_CLASS(btrfs_dump_space_info,
2186 	TP_PROTO(struct btrfs_fs_info *fs_info,
2187 		 const struct btrfs_space_info *sinfo),
2188 
2189 	TP_ARGS(fs_info, sinfo),
2190 
2191 	TP_STRUCT__entry_btrfs(
2192 		__field(	u64,	flags			)
2193 		__field(	u64,	total_bytes		)
2194 		__field(	u64,	bytes_used		)
2195 		__field(	u64,	bytes_pinned		)
2196 		__field(	u64,	bytes_reserved		)
2197 		__field(	u64,	bytes_may_use		)
2198 		__field(	u64,	bytes_readonly		)
2199 		__field(	u64,	reclaim_size		)
2200 		__field(	int,	clamp			)
2201 		__field(	u64,	global_reserved		)
2202 		__field(	u64,	trans_reserved		)
2203 		__field(	u64,	delayed_refs_reserved	)
2204 		__field(	u64,	delayed_reserved	)
2205 		__field(	u64,	free_chunk_space	)
2206 		__field(	u64,	delalloc_bytes		)
2207 		__field(	u64,	ordered_bytes		)
2208 	),
2209 
2210 	TP_fast_assign_btrfs(fs_info,
2211 		__entry->flags			=	sinfo->flags;
2212 		__entry->total_bytes		=	sinfo->total_bytes;
2213 		__entry->bytes_used		=	sinfo->bytes_used;
2214 		__entry->bytes_pinned		=	sinfo->bytes_pinned;
2215 		__entry->bytes_reserved		=	sinfo->bytes_reserved;
2216 		__entry->bytes_may_use		=	sinfo->bytes_may_use;
2217 		__entry->bytes_readonly		=	sinfo->bytes_readonly;
2218 		__entry->reclaim_size		=	sinfo->reclaim_size;
2219 		__entry->clamp			=	sinfo->clamp;
2220 		__entry->global_reserved	=	fs_info->global_block_rsv.reserved;
2221 		__entry->trans_reserved		=	fs_info->trans_block_rsv.reserved;
2222 		__entry->delayed_refs_reserved	=	fs_info->delayed_refs_rsv.reserved;
2223 		__entry->delayed_reserved	=	fs_info->delayed_block_rsv.reserved;
2224 		__entry->free_chunk_space	=	atomic64_read(&fs_info->free_chunk_space);
2225 		__entry->delalloc_bytes		=	percpu_counter_sum_positive(&fs_info->delalloc_bytes);
2226 		__entry->ordered_bytes		=	percpu_counter_sum_positive(&fs_info->ordered_bytes);
2227 	),
2228 
2229 	TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
2230 			"bytes_pinned=%llu bytes_reserved=%llu "
2231 			"bytes_may_use=%llu bytes_readonly=%llu "
2232 			"reclaim_size=%llu clamp=%d global_reserved=%llu "
2233 			"trans_reserved=%llu delayed_refs_reserved=%llu "
2234 			"delayed_reserved=%llu chunk_free_space=%llu "
2235 			"delalloc_bytes=%llu ordered_bytes=%llu",
2236 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2237 			__entry->total_bytes, __entry->bytes_used,
2238 			__entry->bytes_pinned, __entry->bytes_reserved,
2239 			__entry->bytes_may_use, __entry->bytes_readonly,
2240 			__entry->reclaim_size, __entry->clamp,
2241 			__entry->global_reserved, __entry->trans_reserved,
2242 			__entry->delayed_refs_reserved,
2243 			__entry->delayed_reserved, __entry->free_chunk_space,
2244 			__entry->delalloc_bytes, __entry->ordered_bytes)
2245 );
2246 
2247 DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
2248 	TP_PROTO(struct btrfs_fs_info *fs_info,
2249 		 const struct btrfs_space_info *sinfo),
2250 	TP_ARGS(fs_info, sinfo)
2251 );
2252 
2253 DEFINE_EVENT(btrfs_dump_space_info, btrfs_fail_all_tickets,
2254 	TP_PROTO(struct btrfs_fs_info *fs_info,
2255 		 const struct btrfs_space_info *sinfo),
2256 	TP_ARGS(fs_info, sinfo)
2257 );
2258 
2259 TRACE_EVENT(btrfs_reserve_ticket,
2260 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
2261 		 u64 start_ns, int flush, int error),
2262 
2263 	TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
2264 
2265 	TP_STRUCT__entry_btrfs(
2266 		__field(	u64,	flags		)
2267 		__field(	u64,	bytes		)
2268 		__field(	u64,	start_ns	)
2269 		__field(	int,	flush		)
2270 		__field(	int,	error		)
2271 	),
2272 
2273 	TP_fast_assign_btrfs(fs_info,
2274 		__entry->flags		= flags;
2275 		__entry->bytes		= bytes;
2276 		__entry->start_ns	= start_ns;
2277 		__entry->flush		= flush;
2278 		__entry->error		= error;
2279 	),
2280 
2281 	TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
2282 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2283 			__entry->bytes, __entry->start_ns,
2284 			__print_symbolic(__entry->flush, FLUSH_ACTIONS),
2285 			__entry->error)
2286 );
2287 
2288 DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2289 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2290 
2291 	TP_ARGS(eb, start_ns),
2292 
2293 	TP_STRUCT__entry_btrfs(
2294 		__field(	u64,	block		)
2295 		__field(	u64,	generation	)
2296 		__field(	u64,	start_ns	)
2297 		__field(	u64,	end_ns		)
2298 		__field(	u64,	diff_ns		)
2299 		__field(	u64,	owner		)
2300 		__field(	int,	is_log_tree	)
2301 	),
2302 
2303 	TP_fast_assign_btrfs(eb->fs_info,
2304 		__entry->block		= eb->start;
2305 		__entry->generation	= btrfs_header_generation(eb);
2306 		__entry->start_ns	= start_ns;
2307 		__entry->end_ns		= ktime_get_ns();
2308 		__entry->diff_ns	= __entry->end_ns - start_ns;
2309 		__entry->owner		= btrfs_header_owner(eb);
2310 		__entry->is_log_tree	= (eb->log_index >= 0);
2311 	),
2312 
2313 	TP_printk_btrfs(
2314 "block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2315 		__entry->block, __entry->generation,
2316 		__entry->start_ns, __entry->end_ns, __entry->diff_ns,
2317 		__entry->owner, __entry->is_log_tree)
2318 );
2319 
2320 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2321 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2322 
2323 	TP_ARGS(eb, start_ns)
2324 );
2325 
2326 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2327 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2328 
2329 	TP_ARGS(eb, start_ns)
2330 );
2331 
2332 DECLARE_EVENT_CLASS(btrfs_locking_events,
2333 	TP_PROTO(const struct extent_buffer *eb),
2334 
2335 	TP_ARGS(eb),
2336 
2337 	TP_STRUCT__entry_btrfs(
2338 		__field(	u64,	block		)
2339 		__field(	u64,	generation	)
2340 		__field(	u64,	owner		)
2341 		__field(	int,	is_log_tree	)
2342 	),
2343 
2344 	TP_fast_assign_btrfs(eb->fs_info,
2345 		__entry->block		= eb->start;
2346 		__entry->generation	= btrfs_header_generation(eb);
2347 		__entry->owner		= btrfs_header_owner(eb);
2348 		__entry->is_log_tree	= (eb->log_index >= 0);
2349 	),
2350 
2351 	TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2352 		__entry->block, __entry->generation,
2353 		__entry->owner, __entry->is_log_tree)
2354 );
2355 
2356 #define DEFINE_BTRFS_LOCK_EVENT(name)				\
2357 DEFINE_EVENT(btrfs_locking_events, name,			\
2358 		TP_PROTO(const struct extent_buffer *eb),	\
2359 								\
2360 		TP_ARGS(eb)					\
2361 )
2362 
2363 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2364 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2365 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2366 
2367 DECLARE_EVENT_CLASS(btrfs__space_info_update,
2368 
2369 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2370 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2371 
2372 	TP_ARGS(fs_info, sinfo, old, diff),
2373 
2374 	TP_STRUCT__entry_btrfs(
2375 		__field(	u64,	type		)
2376 		__field(	u64,	old		)
2377 		__field(	s64,	diff		)
2378 	),
2379 
2380 	TP_fast_assign_btrfs(fs_info,
2381 		__entry->type	= sinfo->flags;
2382 		__entry->old	= old;
2383 		__entry->diff	= diff;
2384 	),
2385 	TP_printk_btrfs("type=%s old=%llu diff=%lld",
2386 		__print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2387 		__entry->old, __entry->diff)
2388 );
2389 
2390 DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2391 
2392 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2393 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2394 
2395 	TP_ARGS(fs_info, sinfo, old, diff)
2396 );
2397 
2398 DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
2399 
2400 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2401 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2402 
2403 	TP_ARGS(fs_info, sinfo, old, diff)
2404 );
2405 
2406 DEFINE_EVENT(btrfs__space_info_update, update_bytes_zone_unusable,
2407 
2408 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2409 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2410 
2411 	TP_ARGS(fs_info, sinfo, old, diff)
2412 );
2413 
2414 DECLARE_EVENT_CLASS(btrfs_raid56_bio,
2415 
2416 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2417 		 const struct bio *bio,
2418 		 const struct raid56_bio_trace_info *trace_info),
2419 
2420 	TP_ARGS(rbio, bio, trace_info),
2421 
2422 	TP_STRUCT__entry_btrfs(
2423 		__field(	u64,	full_stripe	)
2424 		__field(	u64,	physical	)
2425 		__field(	u64,	devid		)
2426 		__field(	u32,	offset		)
2427 		__field(	u32,	len		)
2428 		__field(	u8,	opf		)
2429 		__field(	u8,	total_stripes	)
2430 		__field(	u8,	real_stripes	)
2431 		__field(	u8,	nr_data		)
2432 		__field(	u8,	stripe_nr	)
2433 	),
2434 
2435 	TP_fast_assign_btrfs(rbio->bioc->fs_info,
2436 		__entry->full_stripe	= rbio->bioc->full_stripe_logical;
2437 		__entry->physical	= bio->bi_iter.bi_sector << SECTOR_SHIFT;
2438 		__entry->len		= bio->bi_iter.bi_size;
2439 		__entry->opf		= bio_op(bio);
2440 		__entry->devid		= trace_info->devid;
2441 		__entry->offset		= trace_info->offset;
2442 		__entry->stripe_nr	= trace_info->stripe_nr;
2443 		__entry->total_stripes	= rbio->bioc->num_stripes;
2444 		__entry->real_stripes	= rbio->real_stripes;
2445 		__entry->nr_data	= rbio->nr_data;
2446 	),
2447 	/*
2448 	 * For type output, we need to output things like "DATA1"
2449 	 * (the first data stripe), "DATA2" (the second data stripe),
2450 	 * "PQ1" (P stripe),"PQ2" (Q stripe), "REPLACE0" (replace target device).
2451 	 */
2452 	TP_printk_btrfs(
2453 "full_stripe=%llu devid=%lld type=%s%d offset=%d opf=0x%x physical=%llu len=%u",
2454 		__entry->full_stripe, __entry->devid,
2455 		(__entry->stripe_nr < __entry->nr_data) ? "DATA" :
2456 			((__entry->stripe_nr < __entry->real_stripes) ? "PQ" :
2457 			 "REPLACE"),
2458 		(__entry->stripe_nr < __entry->nr_data) ?
2459 			(__entry->stripe_nr + 1) :
2460 			((__entry->stripe_nr < __entry->real_stripes) ?
2461 			 (__entry->stripe_nr - __entry->nr_data + 1) : 0),
2462 		__entry->offset, __entry->opf, __entry->physical, __entry->len)
2463 );
2464 
2465 DEFINE_EVENT(btrfs_raid56_bio, raid56_read,
2466 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2467 		 const struct bio *bio,
2468 		 const struct raid56_bio_trace_info *trace_info),
2469 
2470 	TP_ARGS(rbio, bio, trace_info)
2471 );
2472 
2473 DEFINE_EVENT(btrfs_raid56_bio, raid56_write,
2474 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2475 		 const struct bio *bio,
2476 		 const struct raid56_bio_trace_info *trace_info),
2477 
2478 	TP_ARGS(rbio, bio, trace_info)
2479 );
2480 
2481 TRACE_EVENT(btrfs_insert_one_raid_extent,
2482 
2483 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 logical, u64 length,
2484 		 int num_stripes),
2485 
2486 	TP_ARGS(fs_info, logical, length, num_stripes),
2487 
2488 	TP_STRUCT__entry_btrfs(
2489 		__field(	u64,	logical		)
2490 		__field(	u64,	length		)
2491 		__field(	int,	num_stripes	)
2492 	),
2493 
2494 	TP_fast_assign_btrfs(fs_info,
2495 		__entry->logical	= logical;
2496 		__entry->length		= length;
2497 		__entry->num_stripes	= num_stripes;
2498 	),
2499 
2500 	TP_printk_btrfs("logical=%llu length=%llu num_stripes=%d",
2501 			__entry->logical, __entry->length,
2502 			__entry->num_stripes)
2503 );
2504 
2505 TRACE_EVENT(btrfs_raid_extent_delete,
2506 
2507 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 end,
2508 		 u64 found_start, u64 found_end),
2509 
2510 	TP_ARGS(fs_info, start, end, found_start, found_end),
2511 
2512 	TP_STRUCT__entry_btrfs(
2513 		__field(	u64,	start		)
2514 		__field(	u64,	end		)
2515 		__field(	u64,	found_start	)
2516 		__field(	u64,	found_end	)
2517 	),
2518 
2519 	TP_fast_assign_btrfs(fs_info,
2520 		__entry->start		= start;
2521 		__entry->end		= end;
2522 		__entry->found_start	= found_start;
2523 		__entry->found_end	= found_end;
2524 	),
2525 
2526 	TP_printk_btrfs("start=%llu end=%llu found_start=%llu found_end=%llu",
2527 			__entry->start, __entry->end, __entry->found_start,
2528 			__entry->found_end)
2529 );
2530 
2531 TRACE_EVENT(btrfs_get_raid_extent_offset,
2532 
2533 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 logical, u64 length,
2534 		 u64 physical, u64 devid),
2535 
2536 	TP_ARGS(fs_info, logical, length, physical, devid),
2537 
2538 	TP_STRUCT__entry_btrfs(
2539 		__field(	u64,	logical		)
2540 		__field(	u64,	length		)
2541 		__field(	u64,	physical	)
2542 		__field(	u64,	devid		)
2543 	),
2544 
2545 	TP_fast_assign_btrfs(fs_info,
2546 		__entry->logical	= logical;
2547 		__entry->length		= length;
2548 		__entry->physical	= physical;
2549 		__entry->devid		= devid;
2550 	),
2551 
2552 	TP_printk_btrfs("logical=%llu length=%llu physical=%llu devid=%llu",
2553 			__entry->logical, __entry->length, __entry->physical,
2554 			__entry->devid)
2555 );
2556 
2557 TRACE_EVENT(btrfs_extent_map_shrinker_count,
2558 
2559 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr),
2560 
2561 	TP_ARGS(fs_info, nr),
2562 
2563 	TP_STRUCT__entry_btrfs(
2564 		__field(	long,	nr	)
2565 	),
2566 
2567 	TP_fast_assign_btrfs(fs_info,
2568 		__entry->nr		= nr;
2569 	),
2570 
2571 	TP_printk_btrfs("nr=%ld", __entry->nr)
2572 );
2573 
2574 TRACE_EVENT(btrfs_extent_map_shrinker_scan_enter,
2575 
2576 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr),
2577 
2578 	TP_ARGS(fs_info, nr),
2579 
2580 	TP_STRUCT__entry_btrfs(
2581 		__field(	long,	nr_to_scan	)
2582 		__field(	long,	nr		)
2583 		__field(	u64,	last_root_id	)
2584 		__field(	u64,	last_ino	)
2585 	),
2586 
2587 	TP_fast_assign_btrfs(fs_info,
2588 		__entry->nr_to_scan	= \
2589 		     atomic64_read(&fs_info->em_shrinker_nr_to_scan);
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_to_scan=%ld nr=%ld last_root=%llu(%s) last_ino=%llu",
2596 			__entry->nr_to_scan, __entry->nr,
2597 			show_root_type(__entry->last_root_id), __entry->last_ino)
2598 );
2599 
2600 TRACE_EVENT(btrfs_extent_map_shrinker_scan_exit,
2601 
2602 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr_dropped, long nr),
2603 
2604 	TP_ARGS(fs_info, nr_dropped, nr),
2605 
2606 	TP_STRUCT__entry_btrfs(
2607 		__field(	long,	nr_dropped	)
2608 		__field(	long,	nr		)
2609 		__field(	u64,	last_root_id	)
2610 		__field(	u64,	last_ino	)
2611 	),
2612 
2613 	TP_fast_assign_btrfs(fs_info,
2614 		__entry->nr_dropped	= nr_dropped;
2615 		__entry->nr		= nr;
2616 		__entry->last_root_id	= fs_info->em_shrinker_last_root;
2617 		__entry->last_ino	= fs_info->em_shrinker_last_ino;
2618 	),
2619 
2620 	TP_printk_btrfs("nr_dropped=%ld nr=%ld last_root=%llu(%s) last_ino=%llu",
2621 			__entry->nr_dropped, __entry->nr,
2622 			show_root_type(__entry->last_root_id), __entry->last_ino)
2623 );
2624 
2625 TRACE_EVENT(btrfs_extent_map_shrinker_remove_em,
2626 
2627 	TP_PROTO(const struct btrfs_inode *inode, const struct extent_map *em),
2628 
2629 	TP_ARGS(inode, em),
2630 
2631 	TP_STRUCT__entry_btrfs(
2632 		__field(	u64,	ino		)
2633 		__field(	u64,	root_id		)
2634 		__field(	u64,	start		)
2635 		__field(	u64,	len		)
2636 		__field(	u32,	flags		)
2637 	),
2638 
2639 	TP_fast_assign_btrfs(inode->root->fs_info,
2640 		__entry->ino		= btrfs_ino(inode);
2641 		__entry->root_id	= btrfs_root_id(inode->root);
2642 		__entry->start		= em->start;
2643 		__entry->len		= em->len;
2644 		__entry->flags		= em->flags;
2645 	),
2646 
2647 	TP_printk_btrfs("ino=%llu root=%llu(%s) start=%llu len=%llu flags=%s",
2648 			__entry->ino, show_root_type(__entry->root_id),
2649 			__entry->start, __entry->len,
2650 			show_map_flags(__entry->flags))
2651 );
2652 
2653 #endif /* _TRACE_BTRFS_H */
2654 
2655 /* This part must be outside protection */
2656 #include <trace/define_trace.h>
2657