xref: /openbmc/linux/include/trace/events/btrfs.h (revision 854c2f36)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM btrfs
4 
5 #if !defined(_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_BTRFS_H
7 
8 #include <linux/writeback.h>
9 #include <linux/tracepoint.h>
10 #include <trace/events/mmflags.h>
11 
12 struct btrfs_root;
13 struct btrfs_fs_info;
14 struct btrfs_inode;
15 struct extent_map;
16 struct btrfs_file_extent_item;
17 struct btrfs_ordered_extent;
18 struct btrfs_delayed_ref_node;
19 struct btrfs_delayed_tree_ref;
20 struct btrfs_delayed_data_ref;
21 struct btrfs_delayed_ref_head;
22 struct btrfs_block_group;
23 struct btrfs_free_cluster;
24 struct map_lookup;
25 struct extent_buffer;
26 struct btrfs_work;
27 struct btrfs_workqueue;
28 struct btrfs_qgroup_extent_record;
29 struct btrfs_qgroup;
30 struct extent_io_tree;
31 struct prelim_ref;
32 struct btrfs_space_info;
33 struct btrfs_raid_bio;
34 struct raid56_bio_trace_info;
35 struct find_free_extent_ctl;
36 
37 #define show_ref_type(type)						\
38 	__print_symbolic(type,						\
39 		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
40 		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
41 		{ BTRFS_EXTENT_REF_V0_KEY, 	"EXTENT_REF_V0" },	\
42 		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
43 		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
44 
45 #define __show_root_type(obj)						\
46 	__print_symbolic_u64(obj,					\
47 		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
48 		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
49 		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
50 		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
51 		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
52 		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
53 		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
54 		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
55 		{ BTRFS_QUOTA_TREE_OBJECTID,	"QUOTA_TREE"	},	\
56 		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
57 		{ BTRFS_UUID_TREE_OBJECTID,	"UUID_TREE"	},	\
58 		{ BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },	\
59 		{ BTRFS_BLOCK_GROUP_TREE_OBJECTID, "BLOCK_GROUP_TREE" },\
60 		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
61 
62 #define show_root_type(obj)						\
63 	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
64 	      (obj >= BTRFS_ROOT_TREE_OBJECTID &&			\
65 	       obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
66 
67 #define FLUSH_ACTIONS								\
68 	EM( BTRFS_RESERVE_NO_FLUSH,		"BTRFS_RESERVE_NO_FLUSH")	\
69 	EM( BTRFS_RESERVE_FLUSH_LIMIT,		"BTRFS_RESERVE_FLUSH_LIMIT")	\
70 	EM( BTRFS_RESERVE_FLUSH_ALL,		"BTRFS_RESERVE_FLUSH_ALL")	\
71 	EMe(BTRFS_RESERVE_FLUSH_ALL_STEAL,	"BTRFS_RESERVE_FLUSH_ALL_STEAL")
72 
73 #define FI_TYPES							\
74 	EM( BTRFS_FILE_EXTENT_INLINE,		"INLINE")		\
75 	EM( BTRFS_FILE_EXTENT_REG,		"REG")			\
76 	EMe(BTRFS_FILE_EXTENT_PREALLOC,		"PREALLOC")
77 
78 #define QGROUP_RSV_TYPES						\
79 	EM( BTRFS_QGROUP_RSV_DATA,		"DATA")			\
80 	EM( BTRFS_QGROUP_RSV_META_PERTRANS,	"META_PERTRANS")	\
81 	EMe(BTRFS_QGROUP_RSV_META_PREALLOC,	"META_PREALLOC")
82 
83 #define IO_TREE_OWNER						    \
84 	EM( IO_TREE_FS_PINNED_EXTENTS, 	  "PINNED_EXTENTS")	    \
85 	EM( IO_TREE_FS_EXCLUDED_EXTENTS,  "EXCLUDED_EXTENTS")	    \
86 	EM( IO_TREE_BTREE_INODE_IO,	  "BTREE_INODE_IO")	    \
87 	EM( IO_TREE_INODE_IO,		  "INODE_IO")		    \
88 	EM( IO_TREE_RELOC_BLOCKS,	  "RELOC_BLOCKS")	    \
89 	EM( IO_TREE_TRANS_DIRTY_PAGES,	  "TRANS_DIRTY_PAGES")      \
90 	EM( IO_TREE_ROOT_DIRTY_LOG_PAGES, "ROOT_DIRTY_LOG_PAGES")   \
91 	EM( IO_TREE_INODE_FILE_EXTENT,	  "INODE_FILE_EXTENT")      \
92 	EM( IO_TREE_LOG_CSUM_RANGE,	  "LOG_CSUM_RANGE")         \
93 	EMe(IO_TREE_SELFTEST,		  "SELFTEST")
94 
95 #define FLUSH_STATES							\
96 	EM( FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR")	\
97 	EM( FLUSH_DELAYED_ITEMS,	"FLUSH_DELAYED_ITEMS")		\
98 	EM( FLUSH_DELALLOC,		"FLUSH_DELALLOC")		\
99 	EM( FLUSH_DELALLOC_WAIT,	"FLUSH_DELALLOC_WAIT")		\
100 	EM( FLUSH_DELALLOC_FULL,	"FLUSH_DELALLOC_FULL")		\
101 	EM( FLUSH_DELAYED_REFS_NR,	"FLUSH_DELAYED_REFS_NR")	\
102 	EM( FLUSH_DELAYED_REFS,		"FLUSH_DELAYED_REFS")		\
103 	EM( ALLOC_CHUNK,		"ALLOC_CHUNK")			\
104 	EM( ALLOC_CHUNK_FORCE,		"ALLOC_CHUNK_FORCE")		\
105 	EM( RUN_DELAYED_IPUTS,		"RUN_DELAYED_IPUTS")		\
106 	EMe(COMMIT_TRANS,		"COMMIT_TRANS")
107 
108 /*
109  * First define the enums in the above macros to be exported to userspace via
110  * TRACE_DEFINE_ENUM().
111  */
112 
113 #undef EM
114 #undef EMe
115 #define EM(a, b)	TRACE_DEFINE_ENUM(a);
116 #define EMe(a, b)	TRACE_DEFINE_ENUM(a);
117 
118 FLUSH_ACTIONS
119 FI_TYPES
120 QGROUP_RSV_TYPES
121 IO_TREE_OWNER
122 FLUSH_STATES
123 
124 /*
125  * Now redefine the EM and EMe macros to map the enums to the strings that will
126  * be printed in the output
127  */
128 
129 #undef EM
130 #undef EMe
131 #define EM(a, b)        {a, b},
132 #define EMe(a, b)       {a, b}
133 
134 
135 #define BTRFS_GROUP_FLAGS	\
136 	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
137 	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
138 	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
139 	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
140 	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
141 	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
142 	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
143 	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
144 	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}
145 
146 #define EXTENT_FLAGS						\
147 	{ EXTENT_DIRTY,			"DIRTY"},		\
148 	{ EXTENT_UPTODATE,		"UPTODATE"},		\
149 	{ EXTENT_LOCKED,		"LOCKED"},		\
150 	{ EXTENT_NEW,			"NEW"},			\
151 	{ EXTENT_DELALLOC,		"DELALLOC"},		\
152 	{ EXTENT_DEFRAG,		"DEFRAG"},		\
153 	{ EXTENT_BOUNDARY,		"BOUNDARY"},		\
154 	{ EXTENT_NODATASUM,		"NODATASUM"},		\
155 	{ EXTENT_CLEAR_META_RESV,	"CLEAR_META_RESV"},	\
156 	{ EXTENT_NEED_WAIT,		"NEED_WAIT"},		\
157 	{ EXTENT_NORESERVE,		"NORESERVE"},		\
158 	{ EXTENT_QGROUP_RESERVED,	"QGROUP_RESERVED"},	\
159 	{ EXTENT_CLEAR_DATA_RESV,	"CLEAR_DATA_RESV"},	\
160 	{ EXTENT_DELALLOC_NEW,		"DELALLOC_NEW"}
161 
162 #define BTRFS_FSID_SIZE 16
163 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
164 
165 #define TP_fast_assign_fsid(fs_info)					\
166 ({									\
167 	if (fs_info)							\
168 		memcpy(__entry->fsid, fs_info->fs_devices->fsid,	\
169 		       BTRFS_FSID_SIZE);				\
170 	else								\
171 		memset(__entry->fsid, 0, BTRFS_FSID_SIZE);		\
172 })
173 
174 #define TP_STRUCT__entry_btrfs(args...)					\
175 	TP_STRUCT__entry(						\
176 		TP_STRUCT__entry_fsid					\
177 		args)
178 #define TP_fast_assign_btrfs(fs_info, args...)				\
179 	TP_fast_assign(							\
180 		TP_fast_assign_fsid(fs_info);				\
181 		args)
182 #define TP_printk_btrfs(fmt, args...) \
183 	TP_printk("%pU: " fmt, __entry->fsid, args)
184 
185 TRACE_EVENT(btrfs_transaction_commit,
186 
187 	TP_PROTO(const struct btrfs_fs_info *fs_info),
188 
189 	TP_ARGS(fs_info),
190 
191 	TP_STRUCT__entry_btrfs(
192 		__field(	u64,  generation		)
193 		__field(	u64,  root_objectid		)
194 	),
195 
196 	TP_fast_assign_btrfs(fs_info,
197 		__entry->generation	= fs_info->generation;
198 		__entry->root_objectid	= BTRFS_ROOT_TREE_OBJECTID;
199 	),
200 
201 	TP_printk_btrfs("root=%llu(%s) gen=%llu",
202 		  show_root_type(__entry->root_objectid),
203 		  __entry->generation)
204 );
205 
206 DECLARE_EVENT_CLASS(btrfs__inode,
207 
208 	TP_PROTO(const struct inode *inode),
209 
210 	TP_ARGS(inode),
211 
212 	TP_STRUCT__entry_btrfs(
213 		__field(	u64,  ino			)
214 		__field(	u64,  blocks			)
215 		__field(	u64,  disk_i_size		)
216 		__field(	u64,  generation		)
217 		__field(	u64,  last_trans		)
218 		__field(	u64,  logged_trans		)
219 		__field(	u64,  root_objectid		)
220 	),
221 
222 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
223 		__entry->ino	= btrfs_ino(BTRFS_I(inode));
224 		__entry->blocks	= inode->i_blocks;
225 		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
226 		__entry->generation = BTRFS_I(inode)->generation;
227 		__entry->last_trans = BTRFS_I(inode)->last_trans;
228 		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
229 		__entry->root_objectid =
230 				BTRFS_I(inode)->root->root_key.objectid;
231 	),
232 
233 	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
234 		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
235 		  show_root_type(__entry->root_objectid),
236 		  __entry->generation,
237 		  __entry->ino,
238 		  __entry->blocks,
239 		  __entry->disk_i_size,
240 		  __entry->last_trans,
241 		  __entry->logged_trans)
242 );
243 
244 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
245 
246 	TP_PROTO(const struct inode *inode),
247 
248 	TP_ARGS(inode)
249 );
250 
251 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
252 
253 	TP_PROTO(const struct inode *inode),
254 
255 	TP_ARGS(inode)
256 );
257 
258 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
259 
260 	TP_PROTO(const struct inode *inode),
261 
262 	TP_ARGS(inode)
263 );
264 
265 #define __show_map_type(type)						\
266 	__print_symbolic_u64(type,					\
267 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
268 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
269 		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
270 		{ EXTENT_MAP_DELALLOC,	"DELALLOC" 	})
271 
272 #define show_map_type(type)			\
273 	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
274 
275 #define show_map_flags(flag)						\
276 	__print_flags(flag, "|",					\
277 		{ (1 << EXTENT_FLAG_PINNED), 		"PINNED" 	},\
278 		{ (1 << EXTENT_FLAG_COMPRESSED), 	"COMPRESSED" 	},\
279 		{ (1 << EXTENT_FLAG_PREALLOC), 		"PREALLOC" 	},\
280 		{ (1 << EXTENT_FLAG_LOGGING),	 	"LOGGING" 	},\
281 		{ (1 << EXTENT_FLAG_FILLING),	 	"FILLING" 	},\
282 		{ (1 << EXTENT_FLAG_FS_MAPPING),	"FS_MAPPING"	})
283 
284 TRACE_EVENT_CONDITION(btrfs_get_extent,
285 
286 	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
287 		 const struct extent_map *map),
288 
289 	TP_ARGS(root, inode, map),
290 
291 	TP_CONDITION(map),
292 
293 	TP_STRUCT__entry_btrfs(
294 		__field(	u64,  root_objectid	)
295 		__field(	u64,  ino		)
296 		__field(	u64,  start		)
297 		__field(	u64,  len		)
298 		__field(	u64,  orig_start	)
299 		__field(	u64,  block_start	)
300 		__field(	u64,  block_len		)
301 		__field(	unsigned long,  flags	)
302 		__field(	int,  refs		)
303 		__field(	unsigned int,  compress_type	)
304 	),
305 
306 	TP_fast_assign_btrfs(root->fs_info,
307 		__entry->root_objectid	= root->root_key.objectid;
308 		__entry->ino		= btrfs_ino(inode);
309 		__entry->start		= map->start;
310 		__entry->len		= map->len;
311 		__entry->orig_start	= map->orig_start;
312 		__entry->block_start	= map->block_start;
313 		__entry->block_len	= map->block_len;
314 		__entry->flags		= map->flags;
315 		__entry->refs		= refcount_read(&map->refs);
316 		__entry->compress_type	= map->compress_type;
317 	),
318 
319 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
320 		  "orig_start=%llu block_start=%llu(%s) "
321 		  "block_len=%llu flags=%s refs=%u "
322 		  "compress_type=%u",
323 		  show_root_type(__entry->root_objectid),
324 		  __entry->ino,
325 		  __entry->start,
326 		  __entry->len,
327 		  __entry->orig_start,
328 		  show_map_type(__entry->block_start),
329 		  __entry->block_len,
330 		  show_map_flags(__entry->flags),
331 		  __entry->refs, __entry->compress_type)
332 );
333 
334 TRACE_EVENT(btrfs_handle_em_exist,
335 
336 	TP_PROTO(const struct btrfs_fs_info *fs_info,
337 		const struct extent_map *existing, const struct extent_map *map,
338 		u64 start, u64 len),
339 
340 	TP_ARGS(fs_info, existing, map, start, len),
341 
342 	TP_STRUCT__entry_btrfs(
343 		__field(	u64,  e_start		)
344 		__field(	u64,  e_len		)
345 		__field(	u64,  map_start		)
346 		__field(	u64,  map_len		)
347 		__field(	u64,  start		)
348 		__field(	u64,  len		)
349 	),
350 
351 	TP_fast_assign_btrfs(fs_info,
352 		__entry->e_start	= existing->start;
353 		__entry->e_len		= existing->len;
354 		__entry->map_start	= map->start;
355 		__entry->map_len	= map->len;
356 		__entry->start		= start;
357 		__entry->len		= len;
358 	),
359 
360 	TP_printk_btrfs("start=%llu len=%llu "
361 		  "existing(start=%llu len=%llu) "
362 		  "em(start=%llu len=%llu)",
363 		  __entry->start,
364 		  __entry->len,
365 		  __entry->e_start,
366 		  __entry->e_len,
367 		  __entry->map_start,
368 		  __entry->map_len)
369 );
370 
371 /* file extent item */
372 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
373 
374 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
375 		 const struct btrfs_file_extent_item *fi, u64 start),
376 
377 	TP_ARGS(bi, l, fi, start),
378 
379 	TP_STRUCT__entry_btrfs(
380 		__field(	u64,	root_obj	)
381 		__field(	u64,	ino		)
382 		__field(	loff_t,	isize		)
383 		__field(	u64,	disk_isize	)
384 		__field(	u64,	num_bytes	)
385 		__field(	u64,	ram_bytes	)
386 		__field(	u64,	disk_bytenr	)
387 		__field(	u64,	disk_num_bytes	)
388 		__field(	u64,	extent_offset	)
389 		__field(	u8,	extent_type	)
390 		__field(	u8,	compression	)
391 		__field(	u64,	extent_start	)
392 		__field(	u64,	extent_end	)
393 	),
394 
395 	TP_fast_assign_btrfs(bi->root->fs_info,
396 		__entry->root_obj	= bi->root->root_key.objectid;
397 		__entry->ino		= btrfs_ino(bi);
398 		__entry->isize		= bi->vfs_inode.i_size;
399 		__entry->disk_isize	= bi->disk_i_size;
400 		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
401 		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
402 		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
403 		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
404 		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
405 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
406 		__entry->compression	= btrfs_file_extent_compression(l, fi);
407 		__entry->extent_start	= start;
408 		__entry->extent_end	= (start + __entry->num_bytes);
409 	),
410 
411 	TP_printk_btrfs(
412 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
413 		"file extent range=[%llu %llu] "
414 		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
415 		"disk_num_bytes=%llu extent_offset=%llu type=%s "
416 		"compression=%u",
417 		show_root_type(__entry->root_obj), __entry->ino,
418 		__entry->isize,
419 		__entry->disk_isize, __entry->extent_start,
420 		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
421 		__entry->disk_bytenr, __entry->disk_num_bytes,
422 		__entry->extent_offset, __print_symbolic(__entry->extent_type, FI_TYPES),
423 		__entry->compression)
424 );
425 
426 DECLARE_EVENT_CLASS(
427 	btrfs__file_extent_item_inline,
428 
429 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
430 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
431 
432 	TP_ARGS(bi, l, fi, slot,  start),
433 
434 	TP_STRUCT__entry_btrfs(
435 		__field(	u64,	root_obj	)
436 		__field(	u64,	ino		)
437 		__field(	loff_t,	isize		)
438 		__field(	u64,	disk_isize	)
439 		__field(	u8,	extent_type	)
440 		__field(	u8,	compression	)
441 		__field(	u64,	extent_start	)
442 		__field(	u64,	extent_end	)
443 	),
444 
445 	TP_fast_assign_btrfs(
446 		bi->root->fs_info,
447 		__entry->root_obj	= bi->root->root_key.objectid;
448 		__entry->ino		= btrfs_ino(bi);
449 		__entry->isize		= bi->vfs_inode.i_size;
450 		__entry->disk_isize	= bi->disk_i_size;
451 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
452 		__entry->compression	= btrfs_file_extent_compression(l, fi);
453 		__entry->extent_start	= start;
454 		__entry->extent_end	= (start + btrfs_file_extent_ram_bytes(l, fi));
455 	),
456 
457 	TP_printk_btrfs(
458 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
459 		"file extent range=[%llu %llu] "
460 		"extent_type=%s compression=%u",
461 		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
462 		__entry->disk_isize, __entry->extent_start,
463 		__entry->extent_end, __print_symbolic(__entry->extent_type, FI_TYPES),
464 		__entry->compression)
465 );
466 
467 DEFINE_EVENT(
468 	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
469 
470 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
471 		 const struct btrfs_file_extent_item *fi, u64 start),
472 
473 	TP_ARGS(bi, l, fi, start)
474 );
475 
476 DEFINE_EVENT(
477 	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
478 
479 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
480 		 const struct btrfs_file_extent_item *fi, u64 start),
481 
482 	TP_ARGS(bi, l, fi, start)
483 );
484 
485 DEFINE_EVENT(
486 	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
487 
488 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
489 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
490 
491 	TP_ARGS(bi, l, fi, slot, start)
492 );
493 
494 DEFINE_EVENT(
495 	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
496 
497 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
498 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
499 
500 	TP_ARGS(bi, l, fi, slot, start)
501 );
502 
503 #define show_ordered_flags(flags)					   \
504 	__print_flags(flags, "|",					   \
505 		{ (1 << BTRFS_ORDERED_REGULAR), 	"REGULAR" 	}, \
506 		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
507 		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
508 		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
509 		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
510 		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
511 		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
512 		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
513 		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
514 
515 
516 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
517 
518 	TP_PROTO(const struct btrfs_inode *inode,
519 		 const struct btrfs_ordered_extent *ordered),
520 
521 	TP_ARGS(inode, ordered),
522 
523 	TP_STRUCT__entry_btrfs(
524 		__field(	u64,  ino		)
525 		__field(	u64,  file_offset	)
526 		__field(	u64,  start		)
527 		__field(	u64,  len		)
528 		__field(	u64,  disk_len		)
529 		__field(	u64,  bytes_left	)
530 		__field(	unsigned long,  flags	)
531 		__field(	int,  compress_type	)
532 		__field(	int,  refs		)
533 		__field(	u64,  root_objectid	)
534 		__field(	u64,  truncated_len	)
535 	),
536 
537 	TP_fast_assign_btrfs(inode->root->fs_info,
538 		__entry->ino 		= btrfs_ino(inode);
539 		__entry->file_offset	= ordered->file_offset;
540 		__entry->start		= ordered->disk_bytenr;
541 		__entry->len		= ordered->num_bytes;
542 		__entry->disk_len	= ordered->disk_num_bytes;
543 		__entry->bytes_left	= ordered->bytes_left;
544 		__entry->flags		= ordered->flags;
545 		__entry->compress_type	= ordered->compress_type;
546 		__entry->refs		= refcount_read(&ordered->refs);
547 		__entry->root_objectid	= inode->root->root_key.objectid;
548 		__entry->truncated_len	= ordered->truncated_len;
549 	),
550 
551 	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
552 		  "start=%llu len=%llu disk_len=%llu "
553 		  "truncated_len=%llu "
554 		  "bytes_left=%llu flags=%s compress_type=%d "
555 		  "refs=%d",
556 		  show_root_type(__entry->root_objectid),
557 		  __entry->ino,
558 		  __entry->file_offset,
559 		  __entry->start,
560 		  __entry->len,
561 		  __entry->disk_len,
562 		  __entry->truncated_len,
563 		  __entry->bytes_left,
564 		  show_ordered_flags(__entry->flags),
565 		  __entry->compress_type, __entry->refs)
566 );
567 
568 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
569 
570 	TP_PROTO(const struct btrfs_inode *inode,
571 		 const struct btrfs_ordered_extent *ordered),
572 
573 	TP_ARGS(inode, ordered)
574 );
575 
576 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
577 
578 	TP_PROTO(const struct btrfs_inode *inode,
579 		 const struct btrfs_ordered_extent *ordered),
580 
581 	TP_ARGS(inode, ordered)
582 );
583 
584 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
585 
586 	TP_PROTO(const struct btrfs_inode *inode,
587 		 const struct btrfs_ordered_extent *ordered),
588 
589 	TP_ARGS(inode, ordered)
590 );
591 
592 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
593 
594 	TP_PROTO(const struct btrfs_inode *inode,
595 		 const struct btrfs_ordered_extent *ordered),
596 
597 	TP_ARGS(inode, ordered)
598 );
599 
600 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup,
601 
602 	     TP_PROTO(const struct btrfs_inode *inode,
603 		      const struct btrfs_ordered_extent *ordered),
604 
605 	     TP_ARGS(inode, ordered)
606 );
607 
608 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_range,
609 
610 	     TP_PROTO(const struct btrfs_inode *inode,
611 		      const struct btrfs_ordered_extent *ordered),
612 
613 	     TP_ARGS(inode, ordered)
614 );
615 
616 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first_range,
617 
618 	     TP_PROTO(const struct btrfs_inode *inode,
619 		      const struct btrfs_ordered_extent *ordered),
620 
621 	     TP_ARGS(inode, ordered)
622 );
623 
624 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_for_logging,
625 
626 	     TP_PROTO(const struct btrfs_inode *inode,
627 		      const struct btrfs_ordered_extent *ordered),
628 
629 	     TP_ARGS(inode, ordered)
630 );
631 
632 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first,
633 
634 	     TP_PROTO(const struct btrfs_inode *inode,
635 		      const struct btrfs_ordered_extent *ordered),
636 
637 	     TP_ARGS(inode, ordered)
638 );
639 
640 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_split,
641 
642 	     TP_PROTO(const struct btrfs_inode *inode,
643 		      const struct btrfs_ordered_extent *ordered),
644 
645 	     TP_ARGS(inode, ordered)
646 );
647 
648 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_dec_test_pending,
649 
650 	     TP_PROTO(const struct btrfs_inode *inode,
651 		      const struct btrfs_ordered_extent *ordered),
652 
653 	     TP_ARGS(inode, ordered)
654 );
655 
656 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_mark_finished,
657 
658 	     TP_PROTO(const struct btrfs_inode *inode,
659 		      const struct btrfs_ordered_extent *ordered),
660 
661 	     TP_ARGS(inode, ordered)
662 );
663 
664 DECLARE_EVENT_CLASS(btrfs__writepage,
665 
666 	TP_PROTO(const struct page *page, const struct inode *inode,
667 		 const struct writeback_control *wbc),
668 
669 	TP_ARGS(page, inode, wbc),
670 
671 	TP_STRUCT__entry_btrfs(
672 		__field(	u64,	ino			)
673 		__field(	pgoff_t,  index			)
674 		__field(	long,   nr_to_write		)
675 		__field(	long,   pages_skipped		)
676 		__field(	loff_t, range_start		)
677 		__field(	loff_t, range_end		)
678 		__field(	char,   for_kupdate		)
679 		__field(	char,   for_reclaim		)
680 		__field(	char,   range_cyclic		)
681 		__field(	unsigned long,  writeback_index	)
682 		__field(	u64,    root_objectid		)
683 	),
684 
685 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
686 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
687 		__entry->index		= page->index;
688 		__entry->nr_to_write	= wbc->nr_to_write;
689 		__entry->pages_skipped	= wbc->pages_skipped;
690 		__entry->range_start	= wbc->range_start;
691 		__entry->range_end	= wbc->range_end;
692 		__entry->for_kupdate	= wbc->for_kupdate;
693 		__entry->for_reclaim	= wbc->for_reclaim;
694 		__entry->range_cyclic	= wbc->range_cyclic;
695 		__entry->writeback_index = inode->i_mapping->writeback_index;
696 		__entry->root_objectid	=
697 				 BTRFS_I(inode)->root->root_key.objectid;
698 	),
699 
700 	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
701 		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
702 		  "range_end=%llu for_kupdate=%d "
703 		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
704 		  show_root_type(__entry->root_objectid),
705 		  __entry->ino, __entry->index,
706 		  __entry->nr_to_write, __entry->pages_skipped,
707 		  __entry->range_start, __entry->range_end,
708 		  __entry->for_kupdate,
709 		  __entry->for_reclaim, __entry->range_cyclic,
710 		  __entry->writeback_index)
711 );
712 
713 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
714 
715 	TP_PROTO(const struct page *page, const struct inode *inode,
716 		 const struct writeback_control *wbc),
717 
718 	TP_ARGS(page, inode, wbc)
719 );
720 
721 TRACE_EVENT(btrfs_writepage_end_io_hook,
722 
723 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end,
724 		 int uptodate),
725 
726 	TP_ARGS(inode, start, end, uptodate),
727 
728 	TP_STRUCT__entry_btrfs(
729 		__field(	u64,	 ino		)
730 		__field(	u64,	 start		)
731 		__field(	u64,	 end		)
732 		__field(	int,	 uptodate	)
733 		__field(	u64,    root_objectid	)
734 	),
735 
736 	TP_fast_assign_btrfs(inode->root->fs_info,
737 		__entry->ino	= btrfs_ino(inode);
738 		__entry->start	= start;
739 		__entry->end	= end;
740 		__entry->uptodate = uptodate;
741 		__entry->root_objectid = inode->root->root_key.objectid;
742 	),
743 
744 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu end=%llu uptodate=%d",
745 		  show_root_type(__entry->root_objectid),
746 		  __entry->ino, __entry->start,
747 		  __entry->end, __entry->uptodate)
748 );
749 
750 TRACE_EVENT(btrfs_sync_file,
751 
752 	TP_PROTO(const struct file *file, int datasync),
753 
754 	TP_ARGS(file, datasync),
755 
756 	TP_STRUCT__entry_btrfs(
757 		__field(	u64,	ino		)
758 		__field(	u64,	parent		)
759 		__field(	int,    datasync	)
760 		__field(	u64,    root_objectid	)
761 	),
762 
763 	TP_fast_assign(
764 		const struct dentry *dentry = file->f_path.dentry;
765 		const struct inode *inode = d_inode(dentry);
766 
767 		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
768 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
769 		__entry->parent		= btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
770 		__entry->datasync	= datasync;
771 		__entry->root_objectid	=
772 				 BTRFS_I(inode)->root->root_key.objectid;
773 	),
774 
775 	TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
776 		  show_root_type(__entry->root_objectid),
777 		  __entry->ino,
778 		  __entry->parent,
779 		  __entry->datasync)
780 );
781 
782 TRACE_EVENT(btrfs_sync_fs,
783 
784 	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
785 
786 	TP_ARGS(fs_info, wait),
787 
788 	TP_STRUCT__entry_btrfs(
789 		__field(	int,  wait		)
790 	),
791 
792 	TP_fast_assign_btrfs(fs_info,
793 		__entry->wait	= wait;
794 	),
795 
796 	TP_printk_btrfs("wait=%d", __entry->wait)
797 );
798 
799 TRACE_EVENT(btrfs_add_block_group,
800 
801 	TP_PROTO(const struct btrfs_fs_info *fs_info,
802 		 const struct btrfs_block_group *block_group, int create),
803 
804 	TP_ARGS(fs_info, block_group, create),
805 
806 	TP_STRUCT__entry_btrfs(
807 		__field(	u64,	offset			)
808 		__field(	u64,	size			)
809 		__field(	u64,	flags			)
810 		__field(	u64,	bytes_used		)
811 		__field(	u64,	bytes_super		)
812 		__field(	int,	create			)
813 	),
814 
815 	TP_fast_assign_btrfs(fs_info,
816 		__entry->offset		= block_group->start;
817 		__entry->size		= block_group->length;
818 		__entry->flags		= block_group->flags;
819 		__entry->bytes_used	= block_group->used;
820 		__entry->bytes_super	= block_group->bytes_super;
821 		__entry->create		= create;
822 	),
823 
824 	TP_printk_btrfs("block_group offset=%llu size=%llu "
825 		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
826 		  "create=%d",
827 		  __entry->offset,
828 		  __entry->size,
829 		  __entry->flags,
830 		  __print_flags((unsigned long)__entry->flags, "|",
831 				BTRFS_GROUP_FLAGS),
832 		  __entry->bytes_used,
833 		  __entry->bytes_super, __entry->create)
834 );
835 
836 #define show_ref_action(action)						\
837 	__print_symbolic(action,					\
838 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
839 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
840 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
841 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
842 
843 
844 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
845 
846 	TP_PROTO(const struct btrfs_fs_info *fs_info,
847 		 const struct btrfs_delayed_ref_node *ref,
848 		 const struct btrfs_delayed_tree_ref *full_ref,
849 		 int action),
850 
851 	TP_ARGS(fs_info, ref, full_ref, action),
852 
853 	TP_STRUCT__entry_btrfs(
854 		__field(	u64,  bytenr		)
855 		__field(	u64,  num_bytes		)
856 		__field(	int,  action		)
857 		__field(	u64,  parent		)
858 		__field(	u64,  ref_root		)
859 		__field(	int,  level		)
860 		__field(	int,  type		)
861 		__field(	u64,  seq		)
862 	),
863 
864 	TP_fast_assign_btrfs(fs_info,
865 		__entry->bytenr		= ref->bytenr;
866 		__entry->num_bytes	= ref->num_bytes;
867 		__entry->action		= action;
868 		__entry->parent		= full_ref->parent;
869 		__entry->ref_root	= full_ref->root;
870 		__entry->level		= full_ref->level;
871 		__entry->type		= ref->type;
872 		__entry->seq		= ref->seq;
873 	),
874 
875 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
876 		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
877 		  "type=%s seq=%llu",
878 		  __entry->bytenr,
879 		  __entry->num_bytes,
880 		  show_ref_action(__entry->action),
881 		  show_root_type(__entry->parent),
882 		  show_root_type(__entry->ref_root),
883 		  __entry->level, show_ref_type(__entry->type),
884 		  __entry->seq)
885 );
886 
887 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
888 
889 	TP_PROTO(const struct btrfs_fs_info *fs_info,
890 		 const struct btrfs_delayed_ref_node *ref,
891 		 const struct btrfs_delayed_tree_ref *full_ref,
892 		 int action),
893 
894 	TP_ARGS(fs_info, ref, full_ref, action)
895 );
896 
897 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
898 
899 	TP_PROTO(const struct btrfs_fs_info *fs_info,
900 		 const struct btrfs_delayed_ref_node *ref,
901 		 const struct btrfs_delayed_tree_ref *full_ref,
902 		 int action),
903 
904 	TP_ARGS(fs_info, ref, full_ref, action)
905 );
906 
907 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
908 
909 	TP_PROTO(const struct btrfs_fs_info *fs_info,
910 		 const struct btrfs_delayed_ref_node *ref,
911 		 const struct btrfs_delayed_data_ref *full_ref,
912 		 int action),
913 
914 	TP_ARGS(fs_info, ref, full_ref, action),
915 
916 	TP_STRUCT__entry_btrfs(
917 		__field(	u64,  bytenr		)
918 		__field(	u64,  num_bytes		)
919 		__field(	int,  action		)
920 		__field(	u64,  parent		)
921 		__field(	u64,  ref_root		)
922 		__field(	u64,  owner		)
923 		__field(	u64,  offset		)
924 		__field(	int,  type		)
925 		__field(	u64,  seq		)
926 	),
927 
928 	TP_fast_assign_btrfs(fs_info,
929 		__entry->bytenr		= ref->bytenr;
930 		__entry->num_bytes	= ref->num_bytes;
931 		__entry->action		= action;
932 		__entry->parent		= full_ref->parent;
933 		__entry->ref_root	= full_ref->root;
934 		__entry->owner		= full_ref->objectid;
935 		__entry->offset		= full_ref->offset;
936 		__entry->type		= ref->type;
937 		__entry->seq		= ref->seq;
938 	),
939 
940 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
941 		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
942 		  "offset=%llu type=%s seq=%llu",
943 		  __entry->bytenr,
944 		  __entry->num_bytes,
945 		  show_ref_action(__entry->action),
946 		  show_root_type(__entry->parent),
947 		  show_root_type(__entry->ref_root),
948 		  __entry->owner,
949 		  __entry->offset,
950 		  show_ref_type(__entry->type),
951 		  __entry->seq)
952 );
953 
954 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
955 
956 	TP_PROTO(const struct btrfs_fs_info *fs_info,
957 		 const struct btrfs_delayed_ref_node *ref,
958 		 const struct btrfs_delayed_data_ref *full_ref,
959 		 int action),
960 
961 	TP_ARGS(fs_info, ref, full_ref, action)
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 		 const struct btrfs_delayed_data_ref *full_ref,
969 		 int action),
970 
971 	TP_ARGS(fs_info, ref, full_ref, action)
972 );
973 
974 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
975 
976 	TP_PROTO(const struct btrfs_fs_info *fs_info,
977 		 const struct btrfs_delayed_ref_head *head_ref,
978 		 int action),
979 
980 	TP_ARGS(fs_info, head_ref, action),
981 
982 	TP_STRUCT__entry_btrfs(
983 		__field(	u64,  bytenr		)
984 		__field(	u64,  num_bytes		)
985 		__field(	int,  action		)
986 		__field(	int,  is_data		)
987 	),
988 
989 	TP_fast_assign_btrfs(fs_info,
990 		__entry->bytenr		= head_ref->bytenr;
991 		__entry->num_bytes	= head_ref->num_bytes;
992 		__entry->action		= action;
993 		__entry->is_data	= head_ref->is_data;
994 	),
995 
996 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
997 		  __entry->bytenr,
998 		  __entry->num_bytes,
999 		  show_ref_action(__entry->action),
1000 		  __entry->is_data)
1001 );
1002 
1003 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
1004 
1005 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1006 		 const struct btrfs_delayed_ref_head *head_ref,
1007 		 int action),
1008 
1009 	TP_ARGS(fs_info, head_ref, action)
1010 );
1011 
1012 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
1013 
1014 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1015 		 const struct btrfs_delayed_ref_head *head_ref,
1016 		 int action),
1017 
1018 	TP_ARGS(fs_info, head_ref, action)
1019 );
1020 
1021 #define show_chunk_type(type)					\
1022 	__print_flags(type, "|",				\
1023 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
1024 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
1025 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
1026 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
1027 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
1028 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
1029 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
1030 		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
1031 		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
1032 
1033 DECLARE_EVENT_CLASS(btrfs__chunk,
1034 
1035 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1036 		 const struct map_lookup *map, u64 offset, u64 size),
1037 
1038 	TP_ARGS(fs_info, map, offset, size),
1039 
1040 	TP_STRUCT__entry_btrfs(
1041 		__field(	int,  num_stripes		)
1042 		__field(	u64,  type			)
1043 		__field(	int,  sub_stripes		)
1044 		__field(	u64,  offset			)
1045 		__field(	u64,  size			)
1046 		__field(	u64,  root_objectid		)
1047 	),
1048 
1049 	TP_fast_assign_btrfs(fs_info,
1050 		__entry->num_stripes	= map->num_stripes;
1051 		__entry->type		= map->type;
1052 		__entry->sub_stripes	= map->sub_stripes;
1053 		__entry->offset		= offset;
1054 		__entry->size		= size;
1055 		__entry->root_objectid	= fs_info->chunk_root->root_key.objectid;
1056 	),
1057 
1058 	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
1059 		  "num_stripes=%d sub_stripes=%d type=%s",
1060 		  show_root_type(__entry->root_objectid),
1061 		  __entry->offset,
1062 		  __entry->size,
1063 		  __entry->num_stripes, __entry->sub_stripes,
1064 		  show_chunk_type(__entry->type))
1065 );
1066 
1067 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
1068 
1069 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1070 		 const struct map_lookup *map, u64 offset, u64 size),
1071 
1072 	TP_ARGS(fs_info, map, offset, size)
1073 );
1074 
1075 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
1076 
1077 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1078 		 const struct map_lookup *map, u64 offset, u64 size),
1079 
1080 	TP_ARGS(fs_info, map, offset, size)
1081 );
1082 
1083 TRACE_EVENT(btrfs_cow_block,
1084 
1085 	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
1086 		 const struct extent_buffer *cow),
1087 
1088 	TP_ARGS(root, buf, cow),
1089 
1090 	TP_STRUCT__entry_btrfs(
1091 		__field(	u64,  root_objectid		)
1092 		__field(	u64,  buf_start			)
1093 		__field(	int,  refs			)
1094 		__field(	u64,  cow_start			)
1095 		__field(	int,  buf_level			)
1096 		__field(	int,  cow_level			)
1097 	),
1098 
1099 	TP_fast_assign_btrfs(root->fs_info,
1100 		__entry->root_objectid	= root->root_key.objectid;
1101 		__entry->buf_start	= buf->start;
1102 		__entry->refs		= atomic_read(&buf->refs);
1103 		__entry->cow_start	= cow->start;
1104 		__entry->buf_level	= btrfs_header_level(buf);
1105 		__entry->cow_level	= btrfs_header_level(cow);
1106 	),
1107 
1108 	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1109 		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1110 		  show_root_type(__entry->root_objectid),
1111 		  __entry->refs,
1112 		  __entry->buf_start,
1113 		  __entry->buf_level,
1114 		  __entry->cow_start,
1115 		  __entry->cow_level)
1116 );
1117 
1118 TRACE_EVENT(btrfs_space_reservation,
1119 
1120 	TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
1121 		 u64 bytes, int reserve),
1122 
1123 	TP_ARGS(fs_info, type, val, bytes, reserve),
1124 
1125 	TP_STRUCT__entry_btrfs(
1126 		__string(	type,	type			)
1127 		__field(	u64,	val			)
1128 		__field(	u64,	bytes			)
1129 		__field(	int,	reserve			)
1130 	),
1131 
1132 	TP_fast_assign_btrfs(fs_info,
1133 		__assign_str(type, type);
1134 		__entry->val		= val;
1135 		__entry->bytes		= bytes;
1136 		__entry->reserve	= reserve;
1137 	),
1138 
1139 	TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1140 			__entry->reserve ? "reserve" : "release",
1141 			__entry->bytes)
1142 );
1143 
1144 TRACE_EVENT(btrfs_trigger_flush,
1145 
1146 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1147 		 int flush, const char *reason),
1148 
1149 	TP_ARGS(fs_info, flags, bytes, flush, reason),
1150 
1151 	TP_STRUCT__entry_btrfs(
1152 		__field(	u64,	flags			)
1153 		__field(	u64,	bytes			)
1154 		__field(	int,	flush			)
1155 		__string(	reason,	reason			)
1156 	),
1157 
1158 	TP_fast_assign_btrfs(fs_info,
1159 		__entry->flags	= flags;
1160 		__entry->bytes	= bytes;
1161 		__entry->flush	= flush;
1162 		__assign_str(reason, reason);
1163 	),
1164 
1165 	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1166 		  __get_str(reason), __entry->flush,
1167 		  __print_symbolic(__entry->flush, FLUSH_ACTIONS),
1168 		  __entry->flags,
1169 		  __print_flags((unsigned long)__entry->flags, "|",
1170 				BTRFS_GROUP_FLAGS),
1171 		  __entry->bytes)
1172 );
1173 
1174 
1175 TRACE_EVENT(btrfs_flush_space,
1176 
1177 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1178 		 int state, int ret, bool for_preempt),
1179 
1180 	TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
1181 
1182 	TP_STRUCT__entry_btrfs(
1183 		__field(	u64,	flags			)
1184 		__field(	u64,	num_bytes		)
1185 		__field(	int,	state			)
1186 		__field(	int,	ret			)
1187 		__field(       bool,	for_preempt		)
1188 	),
1189 
1190 	TP_fast_assign_btrfs(fs_info,
1191 		__entry->flags		=	flags;
1192 		__entry->num_bytes	=	num_bytes;
1193 		__entry->state		=	state;
1194 		__entry->ret		=	ret;
1195 		__entry->for_preempt	=	for_preempt;
1196 	),
1197 
1198 	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d",
1199 		  __entry->state,
1200 		  __print_symbolic(__entry->state, FLUSH_STATES),
1201 		  __entry->flags,
1202 		  __print_flags((unsigned long)__entry->flags, "|",
1203 				BTRFS_GROUP_FLAGS),
1204 		  __entry->num_bytes, __entry->ret, __entry->for_preempt)
1205 );
1206 
1207 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1208 
1209 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1210 
1211 	TP_ARGS(fs_info, start, len),
1212 
1213 	TP_STRUCT__entry_btrfs(
1214 		__field(	u64,  start			)
1215 		__field(	u64,  len			)
1216 	),
1217 
1218 	TP_fast_assign_btrfs(fs_info,
1219 		__entry->start		= start;
1220 		__entry->len		= len;
1221 	),
1222 
1223 	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1224 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1225 		  __entry->start,
1226 		  __entry->len)
1227 );
1228 
1229 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
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 
1236 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1237 
1238 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1239 
1240 	TP_ARGS(fs_info, start, len)
1241 );
1242 
1243 TRACE_EVENT(find_free_extent,
1244 
1245 	TP_PROTO(const struct btrfs_root *root,
1246 		 const struct find_free_extent_ctl *ffe_ctl),
1247 
1248 	TP_ARGS(root, ffe_ctl),
1249 
1250 	TP_STRUCT__entry_btrfs(
1251 		__field(	u64,	root_objectid		)
1252 		__field(	u64,	num_bytes		)
1253 		__field(	u64,	empty_size		)
1254 		__field(	u64,	flags			)
1255 	),
1256 
1257 	TP_fast_assign_btrfs(root->fs_info,
1258 		__entry->root_objectid	= root->root_key.objectid;
1259 		__entry->num_bytes	= ffe_ctl->num_bytes;
1260 		__entry->empty_size	= ffe_ctl->empty_size;
1261 		__entry->flags		= ffe_ctl->flags;
1262 	),
1263 
1264 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1265 		  show_root_type(__entry->root_objectid),
1266 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1267 		  __print_flags((unsigned long)__entry->flags, "|",
1268 				 BTRFS_GROUP_FLAGS))
1269 );
1270 
1271 TRACE_EVENT(find_free_extent_search_loop,
1272 
1273 	TP_PROTO(const struct btrfs_root *root,
1274 		 const struct find_free_extent_ctl *ffe_ctl),
1275 
1276 	TP_ARGS(root, ffe_ctl),
1277 
1278 	TP_STRUCT__entry_btrfs(
1279 		__field(	u64,	root_objectid		)
1280 		__field(	u64,	num_bytes		)
1281 		__field(	u64,	empty_size		)
1282 		__field(	u64,	flags			)
1283 		__field(	u64,	loop			)
1284 	),
1285 
1286 	TP_fast_assign_btrfs(root->fs_info,
1287 		__entry->root_objectid	= root->root_key.objectid;
1288 		__entry->num_bytes	= ffe_ctl->num_bytes;
1289 		__entry->empty_size	= ffe_ctl->empty_size;
1290 		__entry->flags		= ffe_ctl->flags;
1291 		__entry->loop		= ffe_ctl->loop;
1292 	),
1293 
1294 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu",
1295 		  show_root_type(__entry->root_objectid),
1296 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1297 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1298 		  __entry->loop)
1299 );
1300 
1301 TRACE_EVENT(find_free_extent_have_block_group,
1302 
1303 	TP_PROTO(const struct btrfs_root *root,
1304 		 const struct find_free_extent_ctl *ffe_ctl,
1305 		 const struct btrfs_block_group *block_group),
1306 
1307 	TP_ARGS(root, ffe_ctl, block_group),
1308 
1309 	TP_STRUCT__entry_btrfs(
1310 		__field(	u64,	root_objectid		)
1311 		__field(	u64,	num_bytes		)
1312 		__field(	u64,	empty_size		)
1313 		__field(	u64,	flags			)
1314 		__field(	u64,	loop			)
1315 		__field(	bool,	hinted			)
1316 		__field(	u64,	bg_start		)
1317 		__field(	u64,	bg_flags		)
1318 	),
1319 
1320 	TP_fast_assign_btrfs(root->fs_info,
1321 		__entry->root_objectid	= root->root_key.objectid;
1322 		__entry->num_bytes	= ffe_ctl->num_bytes;
1323 		__entry->empty_size	= ffe_ctl->empty_size;
1324 		__entry->flags		= ffe_ctl->flags;
1325 		__entry->loop		= ffe_ctl->loop;
1326 		__entry->hinted		= ffe_ctl->hinted;
1327 		__entry->bg_start	= block_group->start;
1328 		__entry->bg_flags	= block_group->flags;
1329 	),
1330 
1331 	TP_printk_btrfs(
1332 "root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu hinted=%d block_group=%llu bg_flags=%llu(%s)",
1333 		  show_root_type(__entry->root_objectid),
1334 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1335 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1336 		  __entry->loop, __entry->hinted,
1337 		  __entry->bg_start, __entry->bg_flags,
1338 		  __print_flags((unsigned long)__entry->bg_flags, "|",
1339 				 BTRFS_GROUP_FLAGS))
1340 );
1341 
1342 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1343 
1344 	TP_PROTO(const struct btrfs_block_group *block_group,
1345 		 const struct find_free_extent_ctl *ffe_ctl),
1346 
1347 	TP_ARGS(block_group, ffe_ctl),
1348 
1349 	TP_STRUCT__entry_btrfs(
1350 		__field(	u64,	bg_objectid		)
1351 		__field(	u64,	flags			)
1352 		__field(	u64,	start			)
1353 		__field(	u64,	len			)
1354 		__field(	u64,	loop			)
1355 		__field(	bool,	hinted			)
1356 	),
1357 
1358 	TP_fast_assign_btrfs(block_group->fs_info,
1359 		__entry->bg_objectid	= block_group->start;
1360 		__entry->flags		= block_group->flags;
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 	),
1366 
1367 	TP_printk_btrfs(
1368 "root=%llu(%s) block_group=%llu flags=%llu(%s) start=%llu len=%llu loop=%llu hinted=%d",
1369 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1370 		  __entry->bg_objectid,
1371 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1372 						"|", BTRFS_GROUP_FLAGS),
1373 		  __entry->start, __entry->len, __entry->loop, __entry->hinted)
1374 );
1375 
1376 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1377 
1378 	TP_PROTO(const struct btrfs_block_group *block_group,
1379 		 const struct find_free_extent_ctl *ffe_ctl),
1380 
1381 	TP_ARGS(block_group, ffe_ctl)
1382 );
1383 
1384 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1385 
1386 	TP_PROTO(const struct btrfs_block_group *block_group,
1387 		 const struct find_free_extent_ctl *ffe_ctl),
1388 
1389 	TP_ARGS(block_group, ffe_ctl)
1390 );
1391 
1392 TRACE_EVENT(btrfs_find_cluster,
1393 
1394 	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1395 		 u64 bytes, u64 empty_size, u64 min_bytes),
1396 
1397 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1398 
1399 	TP_STRUCT__entry_btrfs(
1400 		__field(	u64,	bg_objectid		)
1401 		__field(	u64,	flags			)
1402 		__field(	u64,	start			)
1403 		__field(	u64,	bytes			)
1404 		__field(	u64,	empty_size		)
1405 		__field(	u64,	min_bytes		)
1406 	),
1407 
1408 	TP_fast_assign_btrfs(block_group->fs_info,
1409 		__entry->bg_objectid	= block_group->start;
1410 		__entry->flags		= block_group->flags;
1411 		__entry->start		= start;
1412 		__entry->bytes		= bytes;
1413 		__entry->empty_size	= empty_size;
1414 		__entry->min_bytes	= min_bytes;
1415 	),
1416 
1417 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1418 		  "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1419 		  __entry->flags,
1420 		  __print_flags((unsigned long)__entry->flags, "|",
1421 				BTRFS_GROUP_FLAGS), __entry->start,
1422 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1423 );
1424 
1425 TRACE_EVENT(btrfs_failed_cluster_setup,
1426 
1427 	TP_PROTO(const struct btrfs_block_group *block_group),
1428 
1429 	TP_ARGS(block_group),
1430 
1431 	TP_STRUCT__entry_btrfs(
1432 		__field(	u64,	bg_objectid		)
1433 	),
1434 
1435 	TP_fast_assign_btrfs(block_group->fs_info,
1436 		__entry->bg_objectid	= block_group->start;
1437 	),
1438 
1439 	TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1440 );
1441 
1442 TRACE_EVENT(btrfs_setup_cluster,
1443 
1444 	TP_PROTO(const struct btrfs_block_group *block_group,
1445 		 const struct btrfs_free_cluster *cluster,
1446 		 u64 size, int bitmap),
1447 
1448 	TP_ARGS(block_group, cluster, size, bitmap),
1449 
1450 	TP_STRUCT__entry_btrfs(
1451 		__field(	u64,	bg_objectid		)
1452 		__field(	u64,	flags			)
1453 		__field(	u64,	start			)
1454 		__field(	u64,	max_size		)
1455 		__field(	u64,	size			)
1456 		__field(	int,	bitmap			)
1457 	),
1458 
1459 	TP_fast_assign_btrfs(block_group->fs_info,
1460 		__entry->bg_objectid	= block_group->start;
1461 		__entry->flags		= block_group->flags;
1462 		__entry->start		= cluster->window_start;
1463 		__entry->max_size	= cluster->max_size;
1464 		__entry->size		= size;
1465 		__entry->bitmap		= bitmap;
1466 	),
1467 
1468 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1469 		  "size=%llu max_size=%llu bitmap=%d",
1470 		  __entry->bg_objectid,
1471 		  __entry->flags,
1472 		  __print_flags((unsigned long)__entry->flags, "|",
1473 				BTRFS_GROUP_FLAGS), __entry->start,
1474 		  __entry->size, __entry->max_size, __entry->bitmap)
1475 );
1476 
1477 struct extent_state;
1478 TRACE_EVENT(alloc_extent_state,
1479 
1480 	TP_PROTO(const struct extent_state *state,
1481 		 gfp_t mask, unsigned long IP),
1482 
1483 	TP_ARGS(state, mask, IP),
1484 
1485 	TP_STRUCT__entry(
1486 		__field(const struct extent_state *, state)
1487 		__field(unsigned long, mask)
1488 		__field(const void*, ip)
1489 	),
1490 
1491 	TP_fast_assign(
1492 		__entry->state	= state,
1493 		__entry->mask	= (__force unsigned long)mask,
1494 		__entry->ip	= (const void *)IP
1495 	),
1496 
1497 	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1498 		  show_gfp_flags(__entry->mask), __entry->ip)
1499 );
1500 
1501 TRACE_EVENT(free_extent_state,
1502 
1503 	TP_PROTO(const struct extent_state *state, unsigned long IP),
1504 
1505 	TP_ARGS(state, IP),
1506 
1507 	TP_STRUCT__entry(
1508 		__field(const struct extent_state *, state)
1509 		__field(const void*, ip)
1510 	),
1511 
1512 	TP_fast_assign(
1513 		__entry->state	= state,
1514 		__entry->ip = (const void *)IP
1515 	),
1516 
1517 	TP_printk("state=%p caller=%pS", __entry->state, __entry->ip)
1518 );
1519 
1520 DECLARE_EVENT_CLASS(btrfs__work,
1521 
1522 	TP_PROTO(const struct btrfs_work *work),
1523 
1524 	TP_ARGS(work),
1525 
1526 	TP_STRUCT__entry_btrfs(
1527 		__field(	const void *,	work			)
1528 		__field(	const void *,	wq			)
1529 		__field(	const void *,	func			)
1530 		__field(	const void *,	ordered_func		)
1531 		__field(	const void *,	ordered_free		)
1532 		__field(	const void *,	normal_work		)
1533 	),
1534 
1535 	TP_fast_assign_btrfs(btrfs_work_owner(work),
1536 		__entry->work		= work;
1537 		__entry->wq		= work->wq;
1538 		__entry->func		= work->func;
1539 		__entry->ordered_func	= work->ordered_func;
1540 		__entry->ordered_free	= work->ordered_free;
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 		  "ordered_free=%p",
1546 		  __entry->work, __entry->normal_work, __entry->wq,
1547 		   __entry->func, __entry->ordered_func, __entry->ordered_free)
1548 );
1549 
1550 /*
1551  * For situations when the work is freed, we pass fs_info and a tag that matches
1552  * the address of the work structure so it can be paired with the scheduling
1553  * event. DO NOT add anything here that dereferences wtag.
1554  */
1555 DECLARE_EVENT_CLASS(btrfs__work__done,
1556 
1557 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1558 
1559 	TP_ARGS(fs_info, wtag),
1560 
1561 	TP_STRUCT__entry_btrfs(
1562 		__field(	const void *,	wtag			)
1563 	),
1564 
1565 	TP_fast_assign_btrfs(fs_info,
1566 		__entry->wtag		= wtag;
1567 	),
1568 
1569 	TP_printk_btrfs("work->%p", __entry->wtag)
1570 );
1571 
1572 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1573 
1574 	TP_PROTO(const struct btrfs_work *work),
1575 
1576 	TP_ARGS(work)
1577 );
1578 
1579 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1580 
1581 	TP_PROTO(const struct btrfs_work *work),
1582 
1583 	TP_ARGS(work)
1584 );
1585 
1586 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1587 
1588 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1589 
1590 	TP_ARGS(fs_info, wtag)
1591 );
1592 
1593 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1594 
1595 	TP_PROTO(const struct btrfs_work *work),
1596 
1597 	TP_ARGS(work)
1598 );
1599 
1600 DECLARE_EVENT_CLASS(btrfs_workqueue,
1601 
1602 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1603 
1604 	TP_ARGS(wq, name),
1605 
1606 	TP_STRUCT__entry_btrfs(
1607 		__field(	const void *,	wq			)
1608 		__string(	name,	name			)
1609 	),
1610 
1611 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1612 		__entry->wq		= wq;
1613 		__assign_str(name, name);
1614 	),
1615 
1616 	TP_printk_btrfs("name=%s wq=%p", __get_str(name),
1617 		  __entry->wq)
1618 );
1619 
1620 DEFINE_EVENT(btrfs_workqueue, btrfs_workqueue_alloc,
1621 
1622 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1623 
1624 	TP_ARGS(wq, name)
1625 );
1626 
1627 DECLARE_EVENT_CLASS(btrfs_workqueue_done,
1628 
1629 	TP_PROTO(const struct btrfs_workqueue *wq),
1630 
1631 	TP_ARGS(wq),
1632 
1633 	TP_STRUCT__entry_btrfs(
1634 		__field(	const void *,	wq		)
1635 	),
1636 
1637 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1638 		__entry->wq		= wq;
1639 	),
1640 
1641 	TP_printk_btrfs("wq=%p", __entry->wq)
1642 );
1643 
1644 DEFINE_EVENT(btrfs_workqueue_done, btrfs_workqueue_destroy,
1645 
1646 	TP_PROTO(const struct btrfs_workqueue *wq),
1647 
1648 	TP_ARGS(wq)
1649 );
1650 
1651 #define BTRFS_QGROUP_OPERATIONS				\
1652 	{ QGROUP_RESERVE,	"reserve"	},	\
1653 	{ QGROUP_RELEASE,	"release"	},	\
1654 	{ QGROUP_FREE,		"free"		}
1655 
1656 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1657 
1658 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1659 		 u64 reserved, int op),
1660 
1661 	TP_ARGS(inode, start, len, reserved, op),
1662 
1663 	TP_STRUCT__entry_btrfs(
1664 		__field(	u64,		rootid		)
1665 		__field(	u64,		ino		)
1666 		__field(	u64,		start		)
1667 		__field(	u64,		len		)
1668 		__field(	u64,		reserved	)
1669 		__field(	int,		op		)
1670 	),
1671 
1672 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1673 		__entry->rootid		=
1674 			BTRFS_I(inode)->root->root_key.objectid;
1675 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
1676 		__entry->start		= start;
1677 		__entry->len		= len;
1678 		__entry->reserved	= reserved;
1679 		__entry->op		= op;
1680 	),
1681 
1682 	TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1683 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1684 		  __entry->reserved,
1685 		  __print_flags((unsigned long)__entry->op, "",
1686 				BTRFS_QGROUP_OPERATIONS)
1687 	)
1688 );
1689 
1690 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1691 
1692 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1693 		 u64 reserved, int op),
1694 
1695 	TP_ARGS(inode, start, len, reserved, op)
1696 );
1697 
1698 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1699 
1700 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1701 		 u64 reserved, int op),
1702 
1703 	TP_ARGS(inode, start, len, reserved, op)
1704 );
1705 
1706 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1707 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1708 		 const struct btrfs_qgroup_extent_record *rec),
1709 
1710 	TP_ARGS(fs_info, rec),
1711 
1712 	TP_STRUCT__entry_btrfs(
1713 		__field(	u64,  bytenr		)
1714 		__field(	u64,  num_bytes		)
1715 	),
1716 
1717 	TP_fast_assign_btrfs(fs_info,
1718 		__entry->bytenr		= rec->bytenr,
1719 		__entry->num_bytes	= rec->num_bytes;
1720 	),
1721 
1722 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1723 		  __entry->bytenr, __entry->num_bytes)
1724 );
1725 
1726 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1727 
1728 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1729 		 const struct btrfs_qgroup_extent_record *rec),
1730 
1731 	TP_ARGS(fs_info, rec)
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 
1739 	TP_ARGS(fs_info, rec)
1740 );
1741 
1742 TRACE_EVENT(qgroup_num_dirty_extents,
1743 
1744 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
1745 		 u64 num_dirty_extents),
1746 
1747 	TP_ARGS(fs_info, transid, num_dirty_extents),
1748 
1749 	TP_STRUCT__entry_btrfs(
1750 		__field(	u64, transid			)
1751 		__field(	u64, num_dirty_extents		)
1752 	),
1753 
1754 	TP_fast_assign_btrfs(fs_info,
1755 		__entry->transid	   = transid;
1756 		__entry->num_dirty_extents = num_dirty_extents;
1757 	),
1758 
1759 	TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
1760 		__entry->transid, __entry->num_dirty_extents)
1761 );
1762 
1763 TRACE_EVENT(btrfs_qgroup_account_extent,
1764 
1765 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
1766 		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1767 
1768 	TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
1769 		nr_new_roots),
1770 
1771 	TP_STRUCT__entry_btrfs(
1772 		__field(	u64,  transid			)
1773 		__field(	u64,  bytenr			)
1774 		__field(	u64,  num_bytes			)
1775 		__field(	u64,  nr_old_roots		)
1776 		__field(	u64,  nr_new_roots		)
1777 	),
1778 
1779 	TP_fast_assign_btrfs(fs_info,
1780 		__entry->transid	= transid;
1781 		__entry->bytenr		= bytenr;
1782 		__entry->num_bytes	= num_bytes;
1783 		__entry->nr_old_roots	= nr_old_roots;
1784 		__entry->nr_new_roots	= nr_new_roots;
1785 	),
1786 
1787 	TP_printk_btrfs(
1788 "transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
1789 		__entry->transid,
1790 		__entry->bytenr,
1791 		__entry->num_bytes,
1792 		__entry->nr_old_roots,
1793 		__entry->nr_new_roots)
1794 );
1795 
1796 TRACE_EVENT(qgroup_update_counters,
1797 
1798 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1799 		 const struct btrfs_qgroup *qgroup,
1800 		 u64 cur_old_count, u64 cur_new_count),
1801 
1802 	TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
1803 
1804 	TP_STRUCT__entry_btrfs(
1805 		__field(	u64,  qgid			)
1806 		__field(	u64,  old_rfer			)
1807 		__field(	u64,  old_excl			)
1808 		__field(	u64,  cur_old_count		)
1809 		__field(	u64,  cur_new_count		)
1810 	),
1811 
1812 	TP_fast_assign_btrfs(fs_info,
1813 		__entry->qgid		= qgroup->qgroupid;
1814 		__entry->old_rfer	= qgroup->rfer;
1815 		__entry->old_excl	= qgroup->excl;
1816 		__entry->cur_old_count	= cur_old_count;
1817 		__entry->cur_new_count	= cur_new_count;
1818 	),
1819 
1820 	TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
1821 		  __entry->qgid, __entry->old_rfer, __entry->old_excl,
1822 		  __entry->cur_old_count, __entry->cur_new_count)
1823 );
1824 
1825 TRACE_EVENT(qgroup_update_reserve,
1826 
1827 	TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1828 		 s64 diff, int type),
1829 
1830 	TP_ARGS(fs_info, qgroup, diff, type),
1831 
1832 	TP_STRUCT__entry_btrfs(
1833 		__field(	u64,	qgid			)
1834 		__field(	u64,	cur_reserved		)
1835 		__field(	s64,	diff			)
1836 		__field(	int,	type			)
1837 	),
1838 
1839 	TP_fast_assign_btrfs(fs_info,
1840 		__entry->qgid		= qgroup->qgroupid;
1841 		__entry->cur_reserved	= qgroup->rsv.values[type];
1842 		__entry->diff		= diff;
1843 		__entry->type		= type;
1844 	),
1845 
1846 	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1847 		__entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
1848 		__entry->cur_reserved, __entry->diff)
1849 );
1850 
1851 TRACE_EVENT(qgroup_meta_reserve,
1852 
1853 	TP_PROTO(struct btrfs_root *root, s64 diff, int type),
1854 
1855 	TP_ARGS(root, diff, type),
1856 
1857 	TP_STRUCT__entry_btrfs(
1858 		__field(	u64,	refroot			)
1859 		__field(	s64,	diff			)
1860 		__field(	int,	type			)
1861 	),
1862 
1863 	TP_fast_assign_btrfs(root->fs_info,
1864 		__entry->refroot	= root->root_key.objectid;
1865 		__entry->diff		= diff;
1866 		__entry->type		= type;
1867 	),
1868 
1869 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1870 		show_root_type(__entry->refroot),
1871 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1872 );
1873 
1874 TRACE_EVENT(qgroup_meta_convert,
1875 
1876 	TP_PROTO(struct btrfs_root *root, s64 diff),
1877 
1878 	TP_ARGS(root, diff),
1879 
1880 	TP_STRUCT__entry_btrfs(
1881 		__field(	u64,	refroot			)
1882 		__field(	s64,	diff			)
1883 	),
1884 
1885 	TP_fast_assign_btrfs(root->fs_info,
1886 		__entry->refroot	= root->root_key.objectid;
1887 		__entry->diff		= diff;
1888 	),
1889 
1890 	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1891 		show_root_type(__entry->refroot),
1892 		__print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
1893 		__print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
1894 		__entry->diff)
1895 );
1896 
1897 TRACE_EVENT(qgroup_meta_free_all_pertrans,
1898 
1899 	TP_PROTO(struct btrfs_root *root),
1900 
1901 	TP_ARGS(root),
1902 
1903 	TP_STRUCT__entry_btrfs(
1904 		__field(	u64,	refroot			)
1905 		__field(	s64,	diff			)
1906 		__field(	int,	type			)
1907 	),
1908 
1909 	TP_fast_assign_btrfs(root->fs_info,
1910 		__entry->refroot	= root->root_key.objectid;
1911 		spin_lock(&root->qgroup_meta_rsv_lock);
1912 		__entry->diff		= -(s64)root->qgroup_meta_rsv_pertrans;
1913 		spin_unlock(&root->qgroup_meta_rsv_lock);
1914 		__entry->type		= BTRFS_QGROUP_RSV_META_PERTRANS;
1915 	),
1916 
1917 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1918 		show_root_type(__entry->refroot),
1919 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1920 );
1921 
1922 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1923 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1924 		 const struct prelim_ref *oldref,
1925 		 const struct prelim_ref *newref, u64 tree_size),
1926 	TP_ARGS(fs_info, newref, oldref, tree_size),
1927 
1928 	TP_STRUCT__entry_btrfs(
1929 		__field(	u64,  root_id		)
1930 		__field(	u64,  objectid		)
1931 		__field(	 u8,  type		)
1932 		__field(	u64,  offset		)
1933 		__field(	int,  level		)
1934 		__field(	int,  old_count		)
1935 		__field(	u64,  parent		)
1936 		__field(	u64,  bytenr		)
1937 		__field(	int,  mod_count		)
1938 		__field(	u64,  tree_size		)
1939 	),
1940 
1941 	TP_fast_assign_btrfs(fs_info,
1942 		__entry->root_id	= oldref->root_id;
1943 		__entry->objectid	= oldref->key_for_search.objectid;
1944 		__entry->type		= oldref->key_for_search.type;
1945 		__entry->offset		= oldref->key_for_search.offset;
1946 		__entry->level		= oldref->level;
1947 		__entry->old_count	= oldref->count;
1948 		__entry->parent		= oldref->parent;
1949 		__entry->bytenr		= oldref->wanted_disk_byte;
1950 		__entry->mod_count	= newref ? newref->count : 0;
1951 		__entry->tree_size	= tree_size;
1952 	),
1953 
1954 	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1955 			__entry->root_id,
1956 			__entry->objectid, __entry->type,
1957 			__entry->offset, __entry->level,
1958 			__entry->old_count, __entry->mod_count,
1959 			__entry->old_count + __entry->mod_count,
1960 			__entry->parent,
1961 			__entry->bytenr,
1962 			__entry->tree_size)
1963 );
1964 
1965 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1966 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1967 		 const struct prelim_ref *oldref,
1968 		 const struct prelim_ref *newref, u64 tree_size),
1969 	TP_ARGS(fs_info, oldref, newref, tree_size)
1970 );
1971 
1972 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1973 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1974 		 const struct prelim_ref *oldref,
1975 		 const struct prelim_ref *newref, u64 tree_size),
1976 	TP_ARGS(fs_info, oldref, newref, tree_size)
1977 );
1978 
1979 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1980 	TP_PROTO(const struct btrfs_root *root, u64 ino, int mod),
1981 
1982 	TP_ARGS(root, ino, mod),
1983 
1984 	TP_STRUCT__entry_btrfs(
1985 		__field(	u64, root_objectid	)
1986 		__field(	u64, ino		)
1987 		__field(	int, mod		)
1988 	),
1989 
1990 	TP_fast_assign_btrfs(root->fs_info,
1991 		__entry->root_objectid	= root->root_key.objectid;
1992 		__entry->ino		= ino;
1993 		__entry->mod		= mod;
1994 	),
1995 
1996 	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1997 			show_root_type(__entry->root_objectid),
1998 			__entry->ino, __entry->mod)
1999 );
2000 
2001 DECLARE_EVENT_CLASS(btrfs__block_group,
2002 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2003 
2004 	TP_ARGS(bg_cache),
2005 
2006 	TP_STRUCT__entry_btrfs(
2007 		__field(	u64,	bytenr		)
2008 		__field(	u64,	len		)
2009 		__field(	u64,	used		)
2010 		__field(	u64,	flags		)
2011 	),
2012 
2013 	TP_fast_assign_btrfs(bg_cache->fs_info,
2014 		__entry->bytenr = bg_cache->start,
2015 		__entry->len	= bg_cache->length,
2016 		__entry->used	= bg_cache->used;
2017 		__entry->flags	= bg_cache->flags;
2018 	),
2019 
2020 	TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
2021 		__entry->bytenr, __entry->len, __entry->used, __entry->flags,
2022 		__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
2023 );
2024 
2025 DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
2026 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2027 
2028 	TP_ARGS(bg_cache)
2029 );
2030 
2031 DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
2032 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2033 
2034 	TP_ARGS(bg_cache)
2035 );
2036 
2037 DEFINE_EVENT(btrfs__block_group, btrfs_add_reclaim_block_group,
2038 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2039 
2040 	TP_ARGS(bg_cache)
2041 );
2042 
2043 DEFINE_EVENT(btrfs__block_group, btrfs_reclaim_block_group,
2044 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2045 
2046 	TP_ARGS(bg_cache)
2047 );
2048 
2049 DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
2050 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2051 
2052 	TP_ARGS(bg_cache)
2053 );
2054 
2055 TRACE_EVENT(btrfs_set_extent_bit,
2056 	TP_PROTO(const struct extent_io_tree *tree,
2057 		 u64 start, u64 len, unsigned set_bits),
2058 
2059 	TP_ARGS(tree, start, len, set_bits),
2060 
2061 	TP_STRUCT__entry_btrfs(
2062 		__field(	unsigned,	owner	)
2063 		__field(	u64,		ino	)
2064 		__field(	u64,		rootid	)
2065 		__field(	u64,		start	)
2066 		__field(	u64,		len	)
2067 		__field(	unsigned,	set_bits)
2068 	),
2069 
2070 	TP_fast_assign_btrfs(tree->fs_info,
2071 		__entry->owner = tree->owner;
2072 		if (tree->inode) {
2073 			const struct btrfs_inode *inode = tree->inode;
2074 
2075 			__entry->ino	= btrfs_ino(inode);
2076 			__entry->rootid	= inode->root->root_key.objectid;
2077 		} else {
2078 			__entry->ino	= 0;
2079 			__entry->rootid	= 0;
2080 		}
2081 		__entry->start		= start;
2082 		__entry->len		= len;
2083 		__entry->set_bits	= set_bits;
2084 	),
2085 
2086 	TP_printk_btrfs(
2087 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
2088 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2089 		__entry->rootid, __entry->start, __entry->len,
2090 		__print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
2091 );
2092 
2093 TRACE_EVENT(btrfs_clear_extent_bit,
2094 	TP_PROTO(const struct extent_io_tree *tree,
2095 		 u64 start, u64 len, unsigned clear_bits),
2096 
2097 	TP_ARGS(tree, start, len, clear_bits),
2098 
2099 	TP_STRUCT__entry_btrfs(
2100 		__field(	unsigned,	owner	)
2101 		__field(	u64,		ino	)
2102 		__field(	u64,		rootid	)
2103 		__field(	u64,		start	)
2104 		__field(	u64,		len	)
2105 		__field(	unsigned,	clear_bits)
2106 	),
2107 
2108 	TP_fast_assign_btrfs(tree->fs_info,
2109 		__entry->owner = tree->owner;
2110 		if (tree->inode) {
2111 			const struct btrfs_inode *inode = tree->inode;
2112 
2113 			__entry->ino	= btrfs_ino(inode);
2114 			__entry->rootid	= inode->root->root_key.objectid;
2115 		} else {
2116 			__entry->ino	= 0;
2117 			__entry->rootid	= 0;
2118 		}
2119 		__entry->start		= start;
2120 		__entry->len		= len;
2121 		__entry->clear_bits	= clear_bits;
2122 	),
2123 
2124 	TP_printk_btrfs(
2125 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
2126 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2127 		__entry->rootid, __entry->start, __entry->len,
2128 		__print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2129 );
2130 
2131 TRACE_EVENT(btrfs_convert_extent_bit,
2132 	TP_PROTO(const struct extent_io_tree *tree,
2133 		 u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
2134 
2135 	TP_ARGS(tree, start, len, set_bits, clear_bits),
2136 
2137 	TP_STRUCT__entry_btrfs(
2138 		__field(	unsigned,	owner	)
2139 		__field(	u64,		ino	)
2140 		__field(	u64,		rootid	)
2141 		__field(	u64,		start	)
2142 		__field(	u64,		len	)
2143 		__field(	unsigned,	set_bits)
2144 		__field(	unsigned,	clear_bits)
2145 	),
2146 
2147 	TP_fast_assign_btrfs(tree->fs_info,
2148 		__entry->owner = tree->owner;
2149 		if (tree->inode) {
2150 			const struct btrfs_inode *inode = tree->inode;
2151 
2152 			__entry->ino	= btrfs_ino(inode);
2153 			__entry->rootid	= inode->root->root_key.objectid;
2154 		} else {
2155 			__entry->ino	= 0;
2156 			__entry->rootid	= 0;
2157 		}
2158 		__entry->start		= start;
2159 		__entry->len		= len;
2160 		__entry->set_bits	= set_bits;
2161 		__entry->clear_bits	= clear_bits;
2162 	),
2163 
2164 	TP_printk_btrfs(
2165 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2166 		  __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2167 		  __entry->rootid, __entry->start, __entry->len,
2168 		  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2169 		  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2170 );
2171 
2172 DECLARE_EVENT_CLASS(btrfs_dump_space_info,
2173 	TP_PROTO(struct btrfs_fs_info *fs_info,
2174 		 const struct btrfs_space_info *sinfo),
2175 
2176 	TP_ARGS(fs_info, sinfo),
2177 
2178 	TP_STRUCT__entry_btrfs(
2179 		__field(	u64,	flags			)
2180 		__field(	u64,	total_bytes		)
2181 		__field(	u64,	bytes_used		)
2182 		__field(	u64,	bytes_pinned		)
2183 		__field(	u64,	bytes_reserved		)
2184 		__field(	u64,	bytes_may_use		)
2185 		__field(	u64,	bytes_readonly		)
2186 		__field(	u64,	reclaim_size		)
2187 		__field(	int,	clamp			)
2188 		__field(	u64,	global_reserved		)
2189 		__field(	u64,	trans_reserved		)
2190 		__field(	u64,	delayed_refs_reserved	)
2191 		__field(	u64,	delayed_reserved	)
2192 		__field(	u64,	free_chunk_space	)
2193 		__field(	u64,	delalloc_bytes		)
2194 		__field(	u64,	ordered_bytes		)
2195 	),
2196 
2197 	TP_fast_assign_btrfs(fs_info,
2198 		__entry->flags			=	sinfo->flags;
2199 		__entry->total_bytes		=	sinfo->total_bytes;
2200 		__entry->bytes_used		=	sinfo->bytes_used;
2201 		__entry->bytes_pinned		=	sinfo->bytes_pinned;
2202 		__entry->bytes_reserved		=	sinfo->bytes_reserved;
2203 		__entry->bytes_may_use		=	sinfo->bytes_may_use;
2204 		__entry->bytes_readonly		=	sinfo->bytes_readonly;
2205 		__entry->reclaim_size		=	sinfo->reclaim_size;
2206 		__entry->clamp			=	sinfo->clamp;
2207 		__entry->global_reserved	=	fs_info->global_block_rsv.reserved;
2208 		__entry->trans_reserved		=	fs_info->trans_block_rsv.reserved;
2209 		__entry->delayed_refs_reserved	=	fs_info->delayed_refs_rsv.reserved;
2210 		__entry->delayed_reserved	=	fs_info->delayed_block_rsv.reserved;
2211 		__entry->free_chunk_space	=	atomic64_read(&fs_info->free_chunk_space);
2212 		__entry->delalloc_bytes		=	percpu_counter_sum_positive(&fs_info->delalloc_bytes);
2213 		__entry->ordered_bytes		=	percpu_counter_sum_positive(&fs_info->ordered_bytes);
2214 	),
2215 
2216 	TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
2217 			"bytes_pinned=%llu bytes_reserved=%llu "
2218 			"bytes_may_use=%llu bytes_readonly=%llu "
2219 			"reclaim_size=%llu clamp=%d global_reserved=%llu "
2220 			"trans_reserved=%llu delayed_refs_reserved=%llu "
2221 			"delayed_reserved=%llu chunk_free_space=%llu "
2222 			"delalloc_bytes=%llu ordered_bytes=%llu",
2223 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2224 			__entry->total_bytes, __entry->bytes_used,
2225 			__entry->bytes_pinned, __entry->bytes_reserved,
2226 			__entry->bytes_may_use, __entry->bytes_readonly,
2227 			__entry->reclaim_size, __entry->clamp,
2228 			__entry->global_reserved, __entry->trans_reserved,
2229 			__entry->delayed_refs_reserved,
2230 			__entry->delayed_reserved, __entry->free_chunk_space,
2231 			__entry->delalloc_bytes, __entry->ordered_bytes)
2232 );
2233 
2234 DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
2235 	TP_PROTO(struct btrfs_fs_info *fs_info,
2236 		 const struct btrfs_space_info *sinfo),
2237 	TP_ARGS(fs_info, sinfo)
2238 );
2239 
2240 DEFINE_EVENT(btrfs_dump_space_info, btrfs_fail_all_tickets,
2241 	TP_PROTO(struct btrfs_fs_info *fs_info,
2242 		 const struct btrfs_space_info *sinfo),
2243 	TP_ARGS(fs_info, sinfo)
2244 );
2245 
2246 TRACE_EVENT(btrfs_reserve_ticket,
2247 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
2248 		 u64 start_ns, int flush, int error),
2249 
2250 	TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
2251 
2252 	TP_STRUCT__entry_btrfs(
2253 		__field(	u64,	flags		)
2254 		__field(	u64,	bytes		)
2255 		__field(	u64,	start_ns	)
2256 		__field(	int,	flush		)
2257 		__field(	int,	error		)
2258 	),
2259 
2260 	TP_fast_assign_btrfs(fs_info,
2261 		__entry->flags		= flags;
2262 		__entry->bytes		= bytes;
2263 		__entry->start_ns	= start_ns;
2264 		__entry->flush		= flush;
2265 		__entry->error		= error;
2266 	),
2267 
2268 	TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
2269 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2270 			__entry->bytes, __entry->start_ns,
2271 			__print_symbolic(__entry->flush, FLUSH_ACTIONS),
2272 			__entry->error)
2273 );
2274 
2275 DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2276 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2277 
2278 	TP_ARGS(eb, start_ns),
2279 
2280 	TP_STRUCT__entry_btrfs(
2281 		__field(	u64,	block		)
2282 		__field(	u64,	generation	)
2283 		__field(	u64,	start_ns	)
2284 		__field(	u64,	end_ns		)
2285 		__field(	u64,	diff_ns		)
2286 		__field(	u64,	owner		)
2287 		__field(	int,	is_log_tree	)
2288 	),
2289 
2290 	TP_fast_assign_btrfs(eb->fs_info,
2291 		__entry->block		= eb->start;
2292 		__entry->generation	= btrfs_header_generation(eb);
2293 		__entry->start_ns	= start_ns;
2294 		__entry->end_ns		= ktime_get_ns();
2295 		__entry->diff_ns	= __entry->end_ns - start_ns;
2296 		__entry->owner		= btrfs_header_owner(eb);
2297 		__entry->is_log_tree	= (eb->log_index >= 0);
2298 	),
2299 
2300 	TP_printk_btrfs(
2301 "block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2302 		__entry->block, __entry->generation,
2303 		__entry->start_ns, __entry->end_ns, __entry->diff_ns,
2304 		__entry->owner, __entry->is_log_tree)
2305 );
2306 
2307 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2308 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2309 
2310 	TP_ARGS(eb, start_ns)
2311 );
2312 
2313 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2314 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2315 
2316 	TP_ARGS(eb, start_ns)
2317 );
2318 
2319 DECLARE_EVENT_CLASS(btrfs_locking_events,
2320 	TP_PROTO(const struct extent_buffer *eb),
2321 
2322 	TP_ARGS(eb),
2323 
2324 	TP_STRUCT__entry_btrfs(
2325 		__field(	u64,	block		)
2326 		__field(	u64,	generation	)
2327 		__field(	u64,	owner		)
2328 		__field(	int,	is_log_tree	)
2329 	),
2330 
2331 	TP_fast_assign_btrfs(eb->fs_info,
2332 		__entry->block		= eb->start;
2333 		__entry->generation	= btrfs_header_generation(eb);
2334 		__entry->owner		= btrfs_header_owner(eb);
2335 		__entry->is_log_tree	= (eb->log_index >= 0);
2336 	),
2337 
2338 	TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2339 		__entry->block, __entry->generation,
2340 		__entry->owner, __entry->is_log_tree)
2341 );
2342 
2343 #define DEFINE_BTRFS_LOCK_EVENT(name)				\
2344 DEFINE_EVENT(btrfs_locking_events, name,			\
2345 		TP_PROTO(const struct extent_buffer *eb),	\
2346 								\
2347 		TP_ARGS(eb)					\
2348 )
2349 
2350 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2351 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2352 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock_blocking);
2353 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_read);
2354 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_write);
2355 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2356 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_write_lock);
2357 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic);
2358 
2359 DECLARE_EVENT_CLASS(btrfs__space_info_update,
2360 
2361 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2362 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2363 
2364 	TP_ARGS(fs_info, sinfo, old, diff),
2365 
2366 	TP_STRUCT__entry_btrfs(
2367 		__field(	u64,	type		)
2368 		__field(	u64,	old		)
2369 		__field(	s64,	diff		)
2370 	),
2371 
2372 	TP_fast_assign_btrfs(fs_info,
2373 		__entry->type	= sinfo->flags;
2374 		__entry->old	= old;
2375 		__entry->diff	= diff;
2376 	),
2377 	TP_printk_btrfs("type=%s old=%llu diff=%lld",
2378 		__print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2379 		__entry->old, __entry->diff)
2380 );
2381 
2382 DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2383 
2384 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2385 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2386 
2387 	TP_ARGS(fs_info, sinfo, old, diff)
2388 );
2389 
2390 DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
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 DECLARE_EVENT_CLASS(btrfs_raid56_bio,
2399 
2400 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2401 		 const struct bio *bio,
2402 		 const struct raid56_bio_trace_info *trace_info),
2403 
2404 	TP_ARGS(rbio, bio, trace_info),
2405 
2406 	TP_STRUCT__entry_btrfs(
2407 		__field(	u64,	full_stripe	)
2408 		__field(	u64,	physical	)
2409 		__field(	u64,	devid		)
2410 		__field(	u32,	offset		)
2411 		__field(	u32,	len		)
2412 		__field(	u8,	opf		)
2413 		__field(	u8,	total_stripes	)
2414 		__field(	u8,	real_stripes	)
2415 		__field(	u8,	nr_data		)
2416 		__field(	u8,	stripe_nr	)
2417 	),
2418 
2419 	TP_fast_assign_btrfs(rbio->bioc->fs_info,
2420 		__entry->full_stripe	= rbio->bioc->raid_map[0];
2421 		__entry->physical	= bio->bi_iter.bi_sector << SECTOR_SHIFT;
2422 		__entry->len		= bio->bi_iter.bi_size;
2423 		__entry->opf		= bio_op(bio);
2424 		__entry->devid		= trace_info->devid;
2425 		__entry->offset		= trace_info->offset;
2426 		__entry->stripe_nr	= trace_info->stripe_nr;
2427 		__entry->total_stripes	= rbio->bioc->num_stripes;
2428 		__entry->real_stripes	= rbio->real_stripes;
2429 		__entry->nr_data	= rbio->nr_data;
2430 	),
2431 	/*
2432 	 * For type output, we need to output things like "DATA1"
2433 	 * (the first data stripe), "DATA2" (the second data stripe),
2434 	 * "PQ1" (P stripe),"PQ2" (Q stripe), "REPLACE0" (replace target device).
2435 	 */
2436 	TP_printk_btrfs(
2437 "full_stripe=%llu devid=%lld type=%s%d offset=%d opf=0x%x physical=%llu len=%u",
2438 		__entry->full_stripe, __entry->devid,
2439 		(__entry->stripe_nr < __entry->nr_data) ? "DATA" :
2440 			((__entry->stripe_nr < __entry->real_stripes) ? "PQ" :
2441 			 "REPLACE"),
2442 		(__entry->stripe_nr < __entry->nr_data) ?
2443 			(__entry->stripe_nr + 1) :
2444 			((__entry->stripe_nr < __entry->real_stripes) ?
2445 			 (__entry->stripe_nr - __entry->nr_data + 1) : 0),
2446 		__entry->offset, __entry->opf, __entry->physical, __entry->len)
2447 );
2448 
2449 DEFINE_EVENT(btrfs_raid56_bio, raid56_read_partial,
2450 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2451 		 const struct bio *bio,
2452 		 const struct raid56_bio_trace_info *trace_info),
2453 
2454 	TP_ARGS(rbio, bio, trace_info)
2455 );
2456 
2457 DEFINE_EVENT(btrfs_raid56_bio, raid56_write_stripe,
2458 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2459 		 const struct bio *bio,
2460 		 const struct raid56_bio_trace_info *trace_info),
2461 
2462 	TP_ARGS(rbio, bio, trace_info)
2463 );
2464 
2465 
2466 DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_write_stripe,
2467 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2468 		 const struct bio *bio,
2469 		 const struct raid56_bio_trace_info *trace_info),
2470 
2471 	TP_ARGS(rbio, bio, trace_info)
2472 );
2473 
2474 DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_read,
2475 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2476 		 const struct bio *bio,
2477 		 const struct raid56_bio_trace_info *trace_info),
2478 
2479 	TP_ARGS(rbio, bio, trace_info)
2480 );
2481 
2482 DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_read_recover,
2483 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2484 		 const struct bio *bio,
2485 		 const struct raid56_bio_trace_info *trace_info),
2486 
2487 	TP_ARGS(rbio, bio, trace_info)
2488 );
2489 
2490 #endif /* _TRACE_BTRFS_H */
2491 
2492 /* This part must be outside protection */
2493 #include <trace/define_trace.h>
2494