xref: /linux/include/trace/events/btrfs.h (revision 6e17c6de3ddf3073741d9c91a796ee696914d8a0)
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 TRACE_EVENT(btrfs_finish_ordered_extent,
665 
666 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 len,
667 		 bool uptodate),
668 
669 	TP_ARGS(inode, start, len, uptodate),
670 
671 	TP_STRUCT__entry_btrfs(
672 		__field(	u64,	 ino		)
673 		__field(	u64,	 start		)
674 		__field(	u64,	 len		)
675 		__field(	bool,	 uptodate	)
676 		__field(	u64,	 root_objectid	)
677 	),
678 
679 	TP_fast_assign_btrfs(inode->root->fs_info,
680 		__entry->ino	= btrfs_ino(inode);
681 		__entry->start	= start;
682 		__entry->len	= len;
683 		__entry->uptodate = uptodate;
684 		__entry->root_objectid = inode->root->root_key.objectid;
685 	),
686 
687 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu uptodate=%d",
688 		  show_root_type(__entry->root_objectid),
689 		  __entry->ino, __entry->start,
690 		  __entry->len, !!__entry->uptodate)
691 );
692 
693 DECLARE_EVENT_CLASS(btrfs__writepage,
694 
695 	TP_PROTO(const struct page *page, const struct inode *inode,
696 		 const struct writeback_control *wbc),
697 
698 	TP_ARGS(page, inode, wbc),
699 
700 	TP_STRUCT__entry_btrfs(
701 		__field(	u64,	ino			)
702 		__field(	pgoff_t,  index			)
703 		__field(	long,   nr_to_write		)
704 		__field(	long,   pages_skipped		)
705 		__field(	loff_t, range_start		)
706 		__field(	loff_t, range_end		)
707 		__field(	char,   for_kupdate		)
708 		__field(	char,   for_reclaim		)
709 		__field(	char,   range_cyclic		)
710 		__field(	unsigned long,  writeback_index	)
711 		__field(	u64,    root_objectid		)
712 	),
713 
714 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
715 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
716 		__entry->index		= page->index;
717 		__entry->nr_to_write	= wbc->nr_to_write;
718 		__entry->pages_skipped	= wbc->pages_skipped;
719 		__entry->range_start	= wbc->range_start;
720 		__entry->range_end	= wbc->range_end;
721 		__entry->for_kupdate	= wbc->for_kupdate;
722 		__entry->for_reclaim	= wbc->for_reclaim;
723 		__entry->range_cyclic	= wbc->range_cyclic;
724 		__entry->writeback_index = inode->i_mapping->writeback_index;
725 		__entry->root_objectid	=
726 				 BTRFS_I(inode)->root->root_key.objectid;
727 	),
728 
729 	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
730 		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
731 		  "range_end=%llu for_kupdate=%d "
732 		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
733 		  show_root_type(__entry->root_objectid),
734 		  __entry->ino, __entry->index,
735 		  __entry->nr_to_write, __entry->pages_skipped,
736 		  __entry->range_start, __entry->range_end,
737 		  __entry->for_kupdate,
738 		  __entry->for_reclaim, __entry->range_cyclic,
739 		  __entry->writeback_index)
740 );
741 
742 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
743 
744 	TP_PROTO(const struct page *page, const struct inode *inode,
745 		 const struct writeback_control *wbc),
746 
747 	TP_ARGS(page, inode, wbc)
748 );
749 
750 TRACE_EVENT(btrfs_writepage_end_io_hook,
751 
752 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end,
753 		 int uptodate),
754 
755 	TP_ARGS(inode, start, end, uptodate),
756 
757 	TP_STRUCT__entry_btrfs(
758 		__field(	u64,	 ino		)
759 		__field(	u64,	 start		)
760 		__field(	u64,	 end		)
761 		__field(	int,	 uptodate	)
762 		__field(	u64,    root_objectid	)
763 	),
764 
765 	TP_fast_assign_btrfs(inode->root->fs_info,
766 		__entry->ino	= btrfs_ino(inode);
767 		__entry->start	= start;
768 		__entry->end	= end;
769 		__entry->uptodate = uptodate;
770 		__entry->root_objectid = inode->root->root_key.objectid;
771 	),
772 
773 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu end=%llu uptodate=%d",
774 		  show_root_type(__entry->root_objectid),
775 		  __entry->ino, __entry->start,
776 		  __entry->end, __entry->uptodate)
777 );
778 
779 TRACE_EVENT(btrfs_sync_file,
780 
781 	TP_PROTO(const struct file *file, int datasync),
782 
783 	TP_ARGS(file, datasync),
784 
785 	TP_STRUCT__entry_btrfs(
786 		__field(	u64,	ino		)
787 		__field(	u64,	parent		)
788 		__field(	int,    datasync	)
789 		__field(	u64,    root_objectid	)
790 	),
791 
792 	TP_fast_assign(
793 		const struct dentry *dentry = file->f_path.dentry;
794 		const struct inode *inode = d_inode(dentry);
795 
796 		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
797 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
798 		__entry->parent		= btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
799 		__entry->datasync	= datasync;
800 		__entry->root_objectid	=
801 				 BTRFS_I(inode)->root->root_key.objectid;
802 	),
803 
804 	TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
805 		  show_root_type(__entry->root_objectid),
806 		  __entry->ino,
807 		  __entry->parent,
808 		  __entry->datasync)
809 );
810 
811 TRACE_EVENT(btrfs_sync_fs,
812 
813 	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
814 
815 	TP_ARGS(fs_info, wait),
816 
817 	TP_STRUCT__entry_btrfs(
818 		__field(	int,  wait		)
819 	),
820 
821 	TP_fast_assign_btrfs(fs_info,
822 		__entry->wait	= wait;
823 	),
824 
825 	TP_printk_btrfs("wait=%d", __entry->wait)
826 );
827 
828 TRACE_EVENT(btrfs_add_block_group,
829 
830 	TP_PROTO(const struct btrfs_fs_info *fs_info,
831 		 const struct btrfs_block_group *block_group, int create),
832 
833 	TP_ARGS(fs_info, block_group, create),
834 
835 	TP_STRUCT__entry_btrfs(
836 		__field(	u64,	offset			)
837 		__field(	u64,	size			)
838 		__field(	u64,	flags			)
839 		__field(	u64,	bytes_used		)
840 		__field(	u64,	bytes_super		)
841 		__field(	int,	create			)
842 	),
843 
844 	TP_fast_assign_btrfs(fs_info,
845 		__entry->offset		= block_group->start;
846 		__entry->size		= block_group->length;
847 		__entry->flags		= block_group->flags;
848 		__entry->bytes_used	= block_group->used;
849 		__entry->bytes_super	= block_group->bytes_super;
850 		__entry->create		= create;
851 	),
852 
853 	TP_printk_btrfs("block_group offset=%llu size=%llu "
854 		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
855 		  "create=%d",
856 		  __entry->offset,
857 		  __entry->size,
858 		  __entry->flags,
859 		  __print_flags((unsigned long)__entry->flags, "|",
860 				BTRFS_GROUP_FLAGS),
861 		  __entry->bytes_used,
862 		  __entry->bytes_super, __entry->create)
863 );
864 
865 #define show_ref_action(action)						\
866 	__print_symbolic(action,					\
867 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
868 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
869 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
870 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
871 
872 
873 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
874 
875 	TP_PROTO(const struct btrfs_fs_info *fs_info,
876 		 const struct btrfs_delayed_ref_node *ref,
877 		 const struct btrfs_delayed_tree_ref *full_ref,
878 		 int action),
879 
880 	TP_ARGS(fs_info, ref, full_ref, action),
881 
882 	TP_STRUCT__entry_btrfs(
883 		__field(	u64,  bytenr		)
884 		__field(	u64,  num_bytes		)
885 		__field(	int,  action		)
886 		__field(	u64,  parent		)
887 		__field(	u64,  ref_root		)
888 		__field(	int,  level		)
889 		__field(	int,  type		)
890 		__field(	u64,  seq		)
891 	),
892 
893 	TP_fast_assign_btrfs(fs_info,
894 		__entry->bytenr		= ref->bytenr;
895 		__entry->num_bytes	= ref->num_bytes;
896 		__entry->action		= action;
897 		__entry->parent		= full_ref->parent;
898 		__entry->ref_root	= full_ref->root;
899 		__entry->level		= full_ref->level;
900 		__entry->type		= ref->type;
901 		__entry->seq		= ref->seq;
902 	),
903 
904 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
905 		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
906 		  "type=%s seq=%llu",
907 		  __entry->bytenr,
908 		  __entry->num_bytes,
909 		  show_ref_action(__entry->action),
910 		  show_root_type(__entry->parent),
911 		  show_root_type(__entry->ref_root),
912 		  __entry->level, show_ref_type(__entry->type),
913 		  __entry->seq)
914 );
915 
916 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
917 
918 	TP_PROTO(const struct btrfs_fs_info *fs_info,
919 		 const struct btrfs_delayed_ref_node *ref,
920 		 const struct btrfs_delayed_tree_ref *full_ref,
921 		 int action),
922 
923 	TP_ARGS(fs_info, ref, full_ref, action)
924 );
925 
926 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
927 
928 	TP_PROTO(const struct btrfs_fs_info *fs_info,
929 		 const struct btrfs_delayed_ref_node *ref,
930 		 const struct btrfs_delayed_tree_ref *full_ref,
931 		 int action),
932 
933 	TP_ARGS(fs_info, ref, full_ref, action)
934 );
935 
936 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
937 
938 	TP_PROTO(const struct btrfs_fs_info *fs_info,
939 		 const struct btrfs_delayed_ref_node *ref,
940 		 const struct btrfs_delayed_data_ref *full_ref,
941 		 int action),
942 
943 	TP_ARGS(fs_info, ref, full_ref, action),
944 
945 	TP_STRUCT__entry_btrfs(
946 		__field(	u64,  bytenr		)
947 		__field(	u64,  num_bytes		)
948 		__field(	int,  action		)
949 		__field(	u64,  parent		)
950 		__field(	u64,  ref_root		)
951 		__field(	u64,  owner		)
952 		__field(	u64,  offset		)
953 		__field(	int,  type		)
954 		__field(	u64,  seq		)
955 	),
956 
957 	TP_fast_assign_btrfs(fs_info,
958 		__entry->bytenr		= ref->bytenr;
959 		__entry->num_bytes	= ref->num_bytes;
960 		__entry->action		= action;
961 		__entry->parent		= full_ref->parent;
962 		__entry->ref_root	= full_ref->root;
963 		__entry->owner		= full_ref->objectid;
964 		__entry->offset		= full_ref->offset;
965 		__entry->type		= ref->type;
966 		__entry->seq		= ref->seq;
967 	),
968 
969 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
970 		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
971 		  "offset=%llu type=%s seq=%llu",
972 		  __entry->bytenr,
973 		  __entry->num_bytes,
974 		  show_ref_action(__entry->action),
975 		  show_root_type(__entry->parent),
976 		  show_root_type(__entry->ref_root),
977 		  __entry->owner,
978 		  __entry->offset,
979 		  show_ref_type(__entry->type),
980 		  __entry->seq)
981 );
982 
983 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
984 
985 	TP_PROTO(const struct btrfs_fs_info *fs_info,
986 		 const struct btrfs_delayed_ref_node *ref,
987 		 const struct btrfs_delayed_data_ref *full_ref,
988 		 int action),
989 
990 	TP_ARGS(fs_info, ref, full_ref, action)
991 );
992 
993 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
994 
995 	TP_PROTO(const struct btrfs_fs_info *fs_info,
996 		 const struct btrfs_delayed_ref_node *ref,
997 		 const struct btrfs_delayed_data_ref *full_ref,
998 		 int action),
999 
1000 	TP_ARGS(fs_info, ref, full_ref, action)
1001 );
1002 
1003 DECLARE_EVENT_CLASS(btrfs_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 	TP_STRUCT__entry_btrfs(
1012 		__field(	u64,  bytenr		)
1013 		__field(	u64,  num_bytes		)
1014 		__field(	int,  action		)
1015 		__field(	int,  is_data		)
1016 	),
1017 
1018 	TP_fast_assign_btrfs(fs_info,
1019 		__entry->bytenr		= head_ref->bytenr;
1020 		__entry->num_bytes	= head_ref->num_bytes;
1021 		__entry->action		= action;
1022 		__entry->is_data	= head_ref->is_data;
1023 	),
1024 
1025 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
1026 		  __entry->bytenr,
1027 		  __entry->num_bytes,
1028 		  show_ref_action(__entry->action),
1029 		  __entry->is_data)
1030 );
1031 
1032 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
1033 
1034 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1035 		 const struct btrfs_delayed_ref_head *head_ref,
1036 		 int action),
1037 
1038 	TP_ARGS(fs_info, head_ref, action)
1039 );
1040 
1041 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
1042 
1043 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1044 		 const struct btrfs_delayed_ref_head *head_ref,
1045 		 int action),
1046 
1047 	TP_ARGS(fs_info, head_ref, action)
1048 );
1049 
1050 #define show_chunk_type(type)					\
1051 	__print_flags(type, "|",				\
1052 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
1053 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
1054 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
1055 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
1056 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
1057 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
1058 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
1059 		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
1060 		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
1061 
1062 DECLARE_EVENT_CLASS(btrfs__chunk,
1063 
1064 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1065 		 const struct map_lookup *map, u64 offset, u64 size),
1066 
1067 	TP_ARGS(fs_info, map, offset, size),
1068 
1069 	TP_STRUCT__entry_btrfs(
1070 		__field(	int,  num_stripes		)
1071 		__field(	u64,  type			)
1072 		__field(	int,  sub_stripes		)
1073 		__field(	u64,  offset			)
1074 		__field(	u64,  size			)
1075 		__field(	u64,  root_objectid		)
1076 	),
1077 
1078 	TP_fast_assign_btrfs(fs_info,
1079 		__entry->num_stripes	= map->num_stripes;
1080 		__entry->type		= map->type;
1081 		__entry->sub_stripes	= map->sub_stripes;
1082 		__entry->offset		= offset;
1083 		__entry->size		= size;
1084 		__entry->root_objectid	= fs_info->chunk_root->root_key.objectid;
1085 	),
1086 
1087 	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
1088 		  "num_stripes=%d sub_stripes=%d type=%s",
1089 		  show_root_type(__entry->root_objectid),
1090 		  __entry->offset,
1091 		  __entry->size,
1092 		  __entry->num_stripes, __entry->sub_stripes,
1093 		  show_chunk_type(__entry->type))
1094 );
1095 
1096 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
1097 
1098 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1099 		 const struct map_lookup *map, u64 offset, u64 size),
1100 
1101 	TP_ARGS(fs_info, map, offset, size)
1102 );
1103 
1104 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
1105 
1106 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1107 		 const struct map_lookup *map, u64 offset, u64 size),
1108 
1109 	TP_ARGS(fs_info, map, offset, size)
1110 );
1111 
1112 TRACE_EVENT(btrfs_cow_block,
1113 
1114 	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
1115 		 const struct extent_buffer *cow),
1116 
1117 	TP_ARGS(root, buf, cow),
1118 
1119 	TP_STRUCT__entry_btrfs(
1120 		__field(	u64,  root_objectid		)
1121 		__field(	u64,  buf_start			)
1122 		__field(	int,  refs			)
1123 		__field(	u64,  cow_start			)
1124 		__field(	int,  buf_level			)
1125 		__field(	int,  cow_level			)
1126 	),
1127 
1128 	TP_fast_assign_btrfs(root->fs_info,
1129 		__entry->root_objectid	= root->root_key.objectid;
1130 		__entry->buf_start	= buf->start;
1131 		__entry->refs		= atomic_read(&buf->refs);
1132 		__entry->cow_start	= cow->start;
1133 		__entry->buf_level	= btrfs_header_level(buf);
1134 		__entry->cow_level	= btrfs_header_level(cow);
1135 	),
1136 
1137 	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1138 		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1139 		  show_root_type(__entry->root_objectid),
1140 		  __entry->refs,
1141 		  __entry->buf_start,
1142 		  __entry->buf_level,
1143 		  __entry->cow_start,
1144 		  __entry->cow_level)
1145 );
1146 
1147 TRACE_EVENT(btrfs_space_reservation,
1148 
1149 	TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
1150 		 u64 bytes, int reserve),
1151 
1152 	TP_ARGS(fs_info, type, val, bytes, reserve),
1153 
1154 	TP_STRUCT__entry_btrfs(
1155 		__string(	type,	type			)
1156 		__field(	u64,	val			)
1157 		__field(	u64,	bytes			)
1158 		__field(	int,	reserve			)
1159 	),
1160 
1161 	TP_fast_assign_btrfs(fs_info,
1162 		__assign_str(type, type);
1163 		__entry->val		= val;
1164 		__entry->bytes		= bytes;
1165 		__entry->reserve	= reserve;
1166 	),
1167 
1168 	TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1169 			__entry->reserve ? "reserve" : "release",
1170 			__entry->bytes)
1171 );
1172 
1173 TRACE_EVENT(btrfs_trigger_flush,
1174 
1175 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1176 		 int flush, const char *reason),
1177 
1178 	TP_ARGS(fs_info, flags, bytes, flush, reason),
1179 
1180 	TP_STRUCT__entry_btrfs(
1181 		__field(	u64,	flags			)
1182 		__field(	u64,	bytes			)
1183 		__field(	int,	flush			)
1184 		__string(	reason,	reason			)
1185 	),
1186 
1187 	TP_fast_assign_btrfs(fs_info,
1188 		__entry->flags	= flags;
1189 		__entry->bytes	= bytes;
1190 		__entry->flush	= flush;
1191 		__assign_str(reason, reason);
1192 	),
1193 
1194 	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1195 		  __get_str(reason), __entry->flush,
1196 		  __print_symbolic(__entry->flush, FLUSH_ACTIONS),
1197 		  __entry->flags,
1198 		  __print_flags((unsigned long)__entry->flags, "|",
1199 				BTRFS_GROUP_FLAGS),
1200 		  __entry->bytes)
1201 );
1202 
1203 
1204 TRACE_EVENT(btrfs_flush_space,
1205 
1206 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1207 		 int state, int ret, bool for_preempt),
1208 
1209 	TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
1210 
1211 	TP_STRUCT__entry_btrfs(
1212 		__field(	u64,	flags			)
1213 		__field(	u64,	num_bytes		)
1214 		__field(	int,	state			)
1215 		__field(	int,	ret			)
1216 		__field(       bool,	for_preempt		)
1217 	),
1218 
1219 	TP_fast_assign_btrfs(fs_info,
1220 		__entry->flags		=	flags;
1221 		__entry->num_bytes	=	num_bytes;
1222 		__entry->state		=	state;
1223 		__entry->ret		=	ret;
1224 		__entry->for_preempt	=	for_preempt;
1225 	),
1226 
1227 	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d",
1228 		  __entry->state,
1229 		  __print_symbolic(__entry->state, FLUSH_STATES),
1230 		  __entry->flags,
1231 		  __print_flags((unsigned long)__entry->flags, "|",
1232 				BTRFS_GROUP_FLAGS),
1233 		  __entry->num_bytes, __entry->ret, __entry->for_preempt)
1234 );
1235 
1236 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
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 	TP_STRUCT__entry_btrfs(
1243 		__field(	u64,  start			)
1244 		__field(	u64,  len			)
1245 	),
1246 
1247 	TP_fast_assign_btrfs(fs_info,
1248 		__entry->start		= start;
1249 		__entry->len		= len;
1250 	),
1251 
1252 	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1253 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1254 		  __entry->start,
1255 		  __entry->len)
1256 );
1257 
1258 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
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 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1266 
1267 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1268 
1269 	TP_ARGS(fs_info, start, len)
1270 );
1271 
1272 TRACE_EVENT(find_free_extent,
1273 
1274 	TP_PROTO(const struct btrfs_root *root,
1275 		 const struct find_free_extent_ctl *ffe_ctl),
1276 
1277 	TP_ARGS(root, ffe_ctl),
1278 
1279 	TP_STRUCT__entry_btrfs(
1280 		__field(	u64,	root_objectid		)
1281 		__field(	u64,	num_bytes		)
1282 		__field(	u64,	empty_size		)
1283 		__field(	u64,	flags			)
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 	),
1292 
1293 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1294 		  show_root_type(__entry->root_objectid),
1295 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1296 		  __print_flags((unsigned long)__entry->flags, "|",
1297 				 BTRFS_GROUP_FLAGS))
1298 );
1299 
1300 TRACE_EVENT(find_free_extent_search_loop,
1301 
1302 	TP_PROTO(const struct btrfs_root *root,
1303 		 const struct find_free_extent_ctl *ffe_ctl),
1304 
1305 	TP_ARGS(root, ffe_ctl),
1306 
1307 	TP_STRUCT__entry_btrfs(
1308 		__field(	u64,	root_objectid		)
1309 		__field(	u64,	num_bytes		)
1310 		__field(	u64,	empty_size		)
1311 		__field(	u64,	flags			)
1312 		__field(	u64,	loop			)
1313 	),
1314 
1315 	TP_fast_assign_btrfs(root->fs_info,
1316 		__entry->root_objectid	= root->root_key.objectid;
1317 		__entry->num_bytes	= ffe_ctl->num_bytes;
1318 		__entry->empty_size	= ffe_ctl->empty_size;
1319 		__entry->flags		= ffe_ctl->flags;
1320 		__entry->loop		= ffe_ctl->loop;
1321 	),
1322 
1323 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu",
1324 		  show_root_type(__entry->root_objectid),
1325 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1326 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1327 		  __entry->loop)
1328 );
1329 
1330 TRACE_EVENT(find_free_extent_have_block_group,
1331 
1332 	TP_PROTO(const struct btrfs_root *root,
1333 		 const struct find_free_extent_ctl *ffe_ctl,
1334 		 const struct btrfs_block_group *block_group),
1335 
1336 	TP_ARGS(root, ffe_ctl, block_group),
1337 
1338 	TP_STRUCT__entry_btrfs(
1339 		__field(	u64,	root_objectid		)
1340 		__field(	u64,	num_bytes		)
1341 		__field(	u64,	empty_size		)
1342 		__field(	u64,	flags			)
1343 		__field(	u64,	loop			)
1344 		__field(	bool,	hinted			)
1345 		__field(	u64,	bg_start		)
1346 		__field(	u64,	bg_flags		)
1347 	),
1348 
1349 	TP_fast_assign_btrfs(root->fs_info,
1350 		__entry->root_objectid	= root->root_key.objectid;
1351 		__entry->num_bytes	= ffe_ctl->num_bytes;
1352 		__entry->empty_size	= ffe_ctl->empty_size;
1353 		__entry->flags		= ffe_ctl->flags;
1354 		__entry->loop		= ffe_ctl->loop;
1355 		__entry->hinted		= ffe_ctl->hinted;
1356 		__entry->bg_start	= block_group->start;
1357 		__entry->bg_flags	= block_group->flags;
1358 	),
1359 
1360 	TP_printk_btrfs(
1361 "root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu hinted=%d block_group=%llu bg_flags=%llu(%s)",
1362 		  show_root_type(__entry->root_objectid),
1363 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1364 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1365 		  __entry->loop, __entry->hinted,
1366 		  __entry->bg_start, __entry->bg_flags,
1367 		  __print_flags((unsigned long)__entry->bg_flags, "|",
1368 				 BTRFS_GROUP_FLAGS))
1369 );
1370 
1371 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1372 
1373 	TP_PROTO(const struct btrfs_block_group *block_group,
1374 		 const struct find_free_extent_ctl *ffe_ctl),
1375 
1376 	TP_ARGS(block_group, ffe_ctl),
1377 
1378 	TP_STRUCT__entry_btrfs(
1379 		__field(	u64,	bg_objectid		)
1380 		__field(	u64,	flags			)
1381 		__field(	int,	bg_size_class		)
1382 		__field(	u64,	start			)
1383 		__field(	u64,	len			)
1384 		__field(	u64,	loop			)
1385 		__field(	bool,	hinted			)
1386 		__field(	int,	size_class		)
1387 	),
1388 
1389 	TP_fast_assign_btrfs(block_group->fs_info,
1390 		__entry->bg_objectid	= block_group->start;
1391 		__entry->flags		= block_group->flags;
1392 		__entry->bg_size_class	= block_group->size_class;
1393 		__entry->start		= ffe_ctl->search_start;
1394 		__entry->len		= ffe_ctl->num_bytes;
1395 		__entry->loop		= ffe_ctl->loop;
1396 		__entry->hinted		= ffe_ctl->hinted;
1397 		__entry->size_class	= ffe_ctl->size_class;
1398 	),
1399 
1400 	TP_printk_btrfs(
1401 "root=%llu(%s) block_group=%llu flags=%llu(%s) bg_size_class=%d start=%llu len=%llu loop=%llu hinted=%d size_class=%d",
1402 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1403 		  __entry->bg_objectid,
1404 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1405 						"|", BTRFS_GROUP_FLAGS),
1406 		  __entry->bg_size_class, __entry->start, __entry->len,
1407 		  __entry->loop, __entry->hinted, __entry->size_class)
1408 );
1409 
1410 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1411 
1412 	TP_PROTO(const struct btrfs_block_group *block_group,
1413 		 const struct find_free_extent_ctl *ffe_ctl),
1414 
1415 	TP_ARGS(block_group, ffe_ctl)
1416 );
1417 
1418 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1419 
1420 	TP_PROTO(const struct btrfs_block_group *block_group,
1421 		 const struct find_free_extent_ctl *ffe_ctl),
1422 
1423 	TP_ARGS(block_group, ffe_ctl)
1424 );
1425 
1426 TRACE_EVENT(btrfs_find_cluster,
1427 
1428 	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1429 		 u64 bytes, u64 empty_size, u64 min_bytes),
1430 
1431 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1432 
1433 	TP_STRUCT__entry_btrfs(
1434 		__field(	u64,	bg_objectid		)
1435 		__field(	u64,	flags			)
1436 		__field(	u64,	start			)
1437 		__field(	u64,	bytes			)
1438 		__field(	u64,	empty_size		)
1439 		__field(	u64,	min_bytes		)
1440 	),
1441 
1442 	TP_fast_assign_btrfs(block_group->fs_info,
1443 		__entry->bg_objectid	= block_group->start;
1444 		__entry->flags		= block_group->flags;
1445 		__entry->start		= start;
1446 		__entry->bytes		= bytes;
1447 		__entry->empty_size	= empty_size;
1448 		__entry->min_bytes	= min_bytes;
1449 	),
1450 
1451 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1452 		  "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1453 		  __entry->flags,
1454 		  __print_flags((unsigned long)__entry->flags, "|",
1455 				BTRFS_GROUP_FLAGS), __entry->start,
1456 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1457 );
1458 
1459 TRACE_EVENT(btrfs_failed_cluster_setup,
1460 
1461 	TP_PROTO(const struct btrfs_block_group *block_group),
1462 
1463 	TP_ARGS(block_group),
1464 
1465 	TP_STRUCT__entry_btrfs(
1466 		__field(	u64,	bg_objectid		)
1467 	),
1468 
1469 	TP_fast_assign_btrfs(block_group->fs_info,
1470 		__entry->bg_objectid	= block_group->start;
1471 	),
1472 
1473 	TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1474 );
1475 
1476 TRACE_EVENT(btrfs_setup_cluster,
1477 
1478 	TP_PROTO(const struct btrfs_block_group *block_group,
1479 		 const struct btrfs_free_cluster *cluster,
1480 		 u64 size, int bitmap),
1481 
1482 	TP_ARGS(block_group, cluster, size, bitmap),
1483 
1484 	TP_STRUCT__entry_btrfs(
1485 		__field(	u64,	bg_objectid		)
1486 		__field(	u64,	flags			)
1487 		__field(	u64,	start			)
1488 		__field(	u64,	max_size		)
1489 		__field(	u64,	size			)
1490 		__field(	int,	bitmap			)
1491 	),
1492 
1493 	TP_fast_assign_btrfs(block_group->fs_info,
1494 		__entry->bg_objectid	= block_group->start;
1495 		__entry->flags		= block_group->flags;
1496 		__entry->start		= cluster->window_start;
1497 		__entry->max_size	= cluster->max_size;
1498 		__entry->size		= size;
1499 		__entry->bitmap		= bitmap;
1500 	),
1501 
1502 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1503 		  "size=%llu max_size=%llu bitmap=%d",
1504 		  __entry->bg_objectid,
1505 		  __entry->flags,
1506 		  __print_flags((unsigned long)__entry->flags, "|",
1507 				BTRFS_GROUP_FLAGS), __entry->start,
1508 		  __entry->size, __entry->max_size, __entry->bitmap)
1509 );
1510 
1511 struct extent_state;
1512 TRACE_EVENT(alloc_extent_state,
1513 
1514 	TP_PROTO(const struct extent_state *state,
1515 		 gfp_t mask, unsigned long IP),
1516 
1517 	TP_ARGS(state, mask, IP),
1518 
1519 	TP_STRUCT__entry(
1520 		__field(const struct extent_state *, state)
1521 		__field(unsigned long, mask)
1522 		__field(const void*, ip)
1523 	),
1524 
1525 	TP_fast_assign(
1526 		__entry->state	= state,
1527 		__entry->mask	= (__force unsigned long)mask,
1528 		__entry->ip	= (const void *)IP
1529 	),
1530 
1531 	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1532 		  show_gfp_flags(__entry->mask), __entry->ip)
1533 );
1534 
1535 TRACE_EVENT(free_extent_state,
1536 
1537 	TP_PROTO(const struct extent_state *state, unsigned long IP),
1538 
1539 	TP_ARGS(state, IP),
1540 
1541 	TP_STRUCT__entry(
1542 		__field(const struct extent_state *, state)
1543 		__field(const void*, ip)
1544 	),
1545 
1546 	TP_fast_assign(
1547 		__entry->state	= state,
1548 		__entry->ip = (const void *)IP
1549 	),
1550 
1551 	TP_printk("state=%p caller=%pS", __entry->state, __entry->ip)
1552 );
1553 
1554 DECLARE_EVENT_CLASS(btrfs__work,
1555 
1556 	TP_PROTO(const struct btrfs_work *work),
1557 
1558 	TP_ARGS(work),
1559 
1560 	TP_STRUCT__entry_btrfs(
1561 		__field(	const void *,	work			)
1562 		__field(	const void *,	wq			)
1563 		__field(	const void *,	func			)
1564 		__field(	const void *,	ordered_func		)
1565 		__field(	const void *,	ordered_free		)
1566 		__field(	const void *,	normal_work		)
1567 	),
1568 
1569 	TP_fast_assign_btrfs(btrfs_work_owner(work),
1570 		__entry->work		= work;
1571 		__entry->wq		= work->wq;
1572 		__entry->func		= work->func;
1573 		__entry->ordered_func	= work->ordered_func;
1574 		__entry->ordered_free	= work->ordered_free;
1575 		__entry->normal_work	= &work->normal_work;
1576 	),
1577 
1578 	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%ps ordered_func=%p "
1579 		  "ordered_free=%p",
1580 		  __entry->work, __entry->normal_work, __entry->wq,
1581 		   __entry->func, __entry->ordered_func, __entry->ordered_free)
1582 );
1583 
1584 /*
1585  * For situations when the work is freed, we pass fs_info and a tag that matches
1586  * the address of the work structure so it can be paired with the scheduling
1587  * event. DO NOT add anything here that dereferences wtag.
1588  */
1589 DECLARE_EVENT_CLASS(btrfs__work__done,
1590 
1591 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1592 
1593 	TP_ARGS(fs_info, wtag),
1594 
1595 	TP_STRUCT__entry_btrfs(
1596 		__field(	const void *,	wtag			)
1597 	),
1598 
1599 	TP_fast_assign_btrfs(fs_info,
1600 		__entry->wtag		= wtag;
1601 	),
1602 
1603 	TP_printk_btrfs("work->%p", __entry->wtag)
1604 );
1605 
1606 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1607 
1608 	TP_PROTO(const struct btrfs_work *work),
1609 
1610 	TP_ARGS(work)
1611 );
1612 
1613 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1614 
1615 	TP_PROTO(const struct btrfs_work *work),
1616 
1617 	TP_ARGS(work)
1618 );
1619 
1620 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1621 
1622 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1623 
1624 	TP_ARGS(fs_info, wtag)
1625 );
1626 
1627 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1628 
1629 	TP_PROTO(const struct btrfs_work *work),
1630 
1631 	TP_ARGS(work)
1632 );
1633 
1634 DECLARE_EVENT_CLASS(btrfs_workqueue,
1635 
1636 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1637 
1638 	TP_ARGS(wq, name),
1639 
1640 	TP_STRUCT__entry_btrfs(
1641 		__field(	const void *,	wq			)
1642 		__string(	name,	name			)
1643 	),
1644 
1645 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1646 		__entry->wq		= wq;
1647 		__assign_str(name, name);
1648 	),
1649 
1650 	TP_printk_btrfs("name=%s wq=%p", __get_str(name),
1651 		  __entry->wq)
1652 );
1653 
1654 DEFINE_EVENT(btrfs_workqueue, btrfs_workqueue_alloc,
1655 
1656 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1657 
1658 	TP_ARGS(wq, name)
1659 );
1660 
1661 DECLARE_EVENT_CLASS(btrfs_workqueue_done,
1662 
1663 	TP_PROTO(const struct btrfs_workqueue *wq),
1664 
1665 	TP_ARGS(wq),
1666 
1667 	TP_STRUCT__entry_btrfs(
1668 		__field(	const void *,	wq		)
1669 	),
1670 
1671 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1672 		__entry->wq		= wq;
1673 	),
1674 
1675 	TP_printk_btrfs("wq=%p", __entry->wq)
1676 );
1677 
1678 DEFINE_EVENT(btrfs_workqueue_done, btrfs_workqueue_destroy,
1679 
1680 	TP_PROTO(const struct btrfs_workqueue *wq),
1681 
1682 	TP_ARGS(wq)
1683 );
1684 
1685 #define BTRFS_QGROUP_OPERATIONS				\
1686 	{ QGROUP_RESERVE,	"reserve"	},	\
1687 	{ QGROUP_RELEASE,	"release"	},	\
1688 	{ QGROUP_FREE,		"free"		}
1689 
1690 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_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 	TP_STRUCT__entry_btrfs(
1698 		__field(	u64,		rootid		)
1699 		__field(	u64,		ino		)
1700 		__field(	u64,		start		)
1701 		__field(	u64,		len		)
1702 		__field(	u64,		reserved	)
1703 		__field(	int,		op		)
1704 	),
1705 
1706 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1707 		__entry->rootid		=
1708 			BTRFS_I(inode)->root->root_key.objectid;
1709 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
1710 		__entry->start		= start;
1711 		__entry->len		= len;
1712 		__entry->reserved	= reserved;
1713 		__entry->op		= op;
1714 	),
1715 
1716 	TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1717 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1718 		  __entry->reserved,
1719 		  __print_flags((unsigned long)__entry->op, "",
1720 				BTRFS_QGROUP_OPERATIONS)
1721 	)
1722 );
1723 
1724 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1725 
1726 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1727 		 u64 reserved, int op),
1728 
1729 	TP_ARGS(inode, start, len, reserved, op)
1730 );
1731 
1732 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1733 
1734 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1735 		 u64 reserved, int op),
1736 
1737 	TP_ARGS(inode, start, len, reserved, op)
1738 );
1739 
1740 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1741 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1742 		 const struct btrfs_qgroup_extent_record *rec),
1743 
1744 	TP_ARGS(fs_info, rec),
1745 
1746 	TP_STRUCT__entry_btrfs(
1747 		__field(	u64,  bytenr		)
1748 		__field(	u64,  num_bytes		)
1749 	),
1750 
1751 	TP_fast_assign_btrfs(fs_info,
1752 		__entry->bytenr		= rec->bytenr,
1753 		__entry->num_bytes	= rec->num_bytes;
1754 	),
1755 
1756 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1757 		  __entry->bytenr, __entry->num_bytes)
1758 );
1759 
1760 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1761 
1762 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1763 		 const struct btrfs_qgroup_extent_record *rec),
1764 
1765 	TP_ARGS(fs_info, rec)
1766 );
1767 
1768 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1769 
1770 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1771 		 const struct btrfs_qgroup_extent_record *rec),
1772 
1773 	TP_ARGS(fs_info, rec)
1774 );
1775 
1776 TRACE_EVENT(qgroup_num_dirty_extents,
1777 
1778 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
1779 		 u64 num_dirty_extents),
1780 
1781 	TP_ARGS(fs_info, transid, num_dirty_extents),
1782 
1783 	TP_STRUCT__entry_btrfs(
1784 		__field(	u64, transid			)
1785 		__field(	u64, num_dirty_extents		)
1786 	),
1787 
1788 	TP_fast_assign_btrfs(fs_info,
1789 		__entry->transid	   = transid;
1790 		__entry->num_dirty_extents = num_dirty_extents;
1791 	),
1792 
1793 	TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
1794 		__entry->transid, __entry->num_dirty_extents)
1795 );
1796 
1797 TRACE_EVENT(btrfs_qgroup_account_extent,
1798 
1799 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
1800 		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1801 
1802 	TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
1803 		nr_new_roots),
1804 
1805 	TP_STRUCT__entry_btrfs(
1806 		__field(	u64,  transid			)
1807 		__field(	u64,  bytenr			)
1808 		__field(	u64,  num_bytes			)
1809 		__field(	u64,  nr_old_roots		)
1810 		__field(	u64,  nr_new_roots		)
1811 	),
1812 
1813 	TP_fast_assign_btrfs(fs_info,
1814 		__entry->transid	= transid;
1815 		__entry->bytenr		= bytenr;
1816 		__entry->num_bytes	= num_bytes;
1817 		__entry->nr_old_roots	= nr_old_roots;
1818 		__entry->nr_new_roots	= nr_new_roots;
1819 	),
1820 
1821 	TP_printk_btrfs(
1822 "transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
1823 		__entry->transid,
1824 		__entry->bytenr,
1825 		__entry->num_bytes,
1826 		__entry->nr_old_roots,
1827 		__entry->nr_new_roots)
1828 );
1829 
1830 TRACE_EVENT(qgroup_update_counters,
1831 
1832 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1833 		 const struct btrfs_qgroup *qgroup,
1834 		 u64 cur_old_count, u64 cur_new_count),
1835 
1836 	TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
1837 
1838 	TP_STRUCT__entry_btrfs(
1839 		__field(	u64,  qgid			)
1840 		__field(	u64,  old_rfer			)
1841 		__field(	u64,  old_excl			)
1842 		__field(	u64,  cur_old_count		)
1843 		__field(	u64,  cur_new_count		)
1844 	),
1845 
1846 	TP_fast_assign_btrfs(fs_info,
1847 		__entry->qgid		= qgroup->qgroupid;
1848 		__entry->old_rfer	= qgroup->rfer;
1849 		__entry->old_excl	= qgroup->excl;
1850 		__entry->cur_old_count	= cur_old_count;
1851 		__entry->cur_new_count	= cur_new_count;
1852 	),
1853 
1854 	TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
1855 		  __entry->qgid, __entry->old_rfer, __entry->old_excl,
1856 		  __entry->cur_old_count, __entry->cur_new_count)
1857 );
1858 
1859 TRACE_EVENT(qgroup_update_reserve,
1860 
1861 	TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1862 		 s64 diff, int type),
1863 
1864 	TP_ARGS(fs_info, qgroup, diff, type),
1865 
1866 	TP_STRUCT__entry_btrfs(
1867 		__field(	u64,	qgid			)
1868 		__field(	u64,	cur_reserved		)
1869 		__field(	s64,	diff			)
1870 		__field(	int,	type			)
1871 	),
1872 
1873 	TP_fast_assign_btrfs(fs_info,
1874 		__entry->qgid		= qgroup->qgroupid;
1875 		__entry->cur_reserved	= qgroup->rsv.values[type];
1876 		__entry->diff		= diff;
1877 		__entry->type		= type;
1878 	),
1879 
1880 	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1881 		__entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
1882 		__entry->cur_reserved, __entry->diff)
1883 );
1884 
1885 TRACE_EVENT(qgroup_meta_reserve,
1886 
1887 	TP_PROTO(struct btrfs_root *root, s64 diff, int type),
1888 
1889 	TP_ARGS(root, diff, type),
1890 
1891 	TP_STRUCT__entry_btrfs(
1892 		__field(	u64,	refroot			)
1893 		__field(	s64,	diff			)
1894 		__field(	int,	type			)
1895 	),
1896 
1897 	TP_fast_assign_btrfs(root->fs_info,
1898 		__entry->refroot	= root->root_key.objectid;
1899 		__entry->diff		= diff;
1900 		__entry->type		= type;
1901 	),
1902 
1903 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1904 		show_root_type(__entry->refroot),
1905 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1906 );
1907 
1908 TRACE_EVENT(qgroup_meta_convert,
1909 
1910 	TP_PROTO(struct btrfs_root *root, s64 diff),
1911 
1912 	TP_ARGS(root, diff),
1913 
1914 	TP_STRUCT__entry_btrfs(
1915 		__field(	u64,	refroot			)
1916 		__field(	s64,	diff			)
1917 	),
1918 
1919 	TP_fast_assign_btrfs(root->fs_info,
1920 		__entry->refroot	= root->root_key.objectid;
1921 		__entry->diff		= diff;
1922 	),
1923 
1924 	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1925 		show_root_type(__entry->refroot),
1926 		__print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
1927 		__print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
1928 		__entry->diff)
1929 );
1930 
1931 TRACE_EVENT(qgroup_meta_free_all_pertrans,
1932 
1933 	TP_PROTO(struct btrfs_root *root),
1934 
1935 	TP_ARGS(root),
1936 
1937 	TP_STRUCT__entry_btrfs(
1938 		__field(	u64,	refroot			)
1939 		__field(	s64,	diff			)
1940 		__field(	int,	type			)
1941 	),
1942 
1943 	TP_fast_assign_btrfs(root->fs_info,
1944 		__entry->refroot	= root->root_key.objectid;
1945 		spin_lock(&root->qgroup_meta_rsv_lock);
1946 		__entry->diff		= -(s64)root->qgroup_meta_rsv_pertrans;
1947 		spin_unlock(&root->qgroup_meta_rsv_lock);
1948 		__entry->type		= BTRFS_QGROUP_RSV_META_PERTRANS;
1949 	),
1950 
1951 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1952 		show_root_type(__entry->refroot),
1953 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1954 );
1955 
1956 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1957 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1958 		 const struct prelim_ref *oldref,
1959 		 const struct prelim_ref *newref, u64 tree_size),
1960 	TP_ARGS(fs_info, newref, oldref, tree_size),
1961 
1962 	TP_STRUCT__entry_btrfs(
1963 		__field(	u64,  root_id		)
1964 		__field(	u64,  objectid		)
1965 		__field(	 u8,  type		)
1966 		__field(	u64,  offset		)
1967 		__field(	int,  level		)
1968 		__field(	int,  old_count		)
1969 		__field(	u64,  parent		)
1970 		__field(	u64,  bytenr		)
1971 		__field(	int,  mod_count		)
1972 		__field(	u64,  tree_size		)
1973 	),
1974 
1975 	TP_fast_assign_btrfs(fs_info,
1976 		__entry->root_id	= oldref->root_id;
1977 		__entry->objectid	= oldref->key_for_search.objectid;
1978 		__entry->type		= oldref->key_for_search.type;
1979 		__entry->offset		= oldref->key_for_search.offset;
1980 		__entry->level		= oldref->level;
1981 		__entry->old_count	= oldref->count;
1982 		__entry->parent		= oldref->parent;
1983 		__entry->bytenr		= oldref->wanted_disk_byte;
1984 		__entry->mod_count	= newref ? newref->count : 0;
1985 		__entry->tree_size	= tree_size;
1986 	),
1987 
1988 	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1989 			__entry->root_id,
1990 			__entry->objectid, __entry->type,
1991 			__entry->offset, __entry->level,
1992 			__entry->old_count, __entry->mod_count,
1993 			__entry->old_count + __entry->mod_count,
1994 			__entry->parent,
1995 			__entry->bytenr,
1996 			__entry->tree_size)
1997 );
1998 
1999 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
2000 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2001 		 const struct prelim_ref *oldref,
2002 		 const struct prelim_ref *newref, u64 tree_size),
2003 	TP_ARGS(fs_info, oldref, newref, tree_size)
2004 );
2005 
2006 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
2007 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2008 		 const struct prelim_ref *oldref,
2009 		 const struct prelim_ref *newref, u64 tree_size),
2010 	TP_ARGS(fs_info, oldref, newref, tree_size)
2011 );
2012 
2013 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
2014 	TP_PROTO(const struct btrfs_root *root, u64 ino, int mod, unsigned outstanding),
2015 
2016 	TP_ARGS(root, ino, mod, outstanding),
2017 
2018 	TP_STRUCT__entry_btrfs(
2019 		__field(	u64, root_objectid	)
2020 		__field(	u64, ino		)
2021 		__field(	int, mod		)
2022 		__field(	unsigned, outstanding	)
2023 	),
2024 
2025 	TP_fast_assign_btrfs(root->fs_info,
2026 		__entry->root_objectid	= root->root_key.objectid;
2027 		__entry->ino		= ino;
2028 		__entry->mod		= mod;
2029 		__entry->outstanding    = outstanding;
2030 	),
2031 
2032 	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d outstanding=%u",
2033 			show_root_type(__entry->root_objectid),
2034 			__entry->ino, __entry->mod, __entry->outstanding)
2035 );
2036 
2037 DECLARE_EVENT_CLASS(btrfs__block_group,
2038 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2039 
2040 	TP_ARGS(bg_cache),
2041 
2042 	TP_STRUCT__entry_btrfs(
2043 		__field(	u64,	bytenr		)
2044 		__field(	u64,	len		)
2045 		__field(	u64,	used		)
2046 		__field(	u64,	flags		)
2047 	),
2048 
2049 	TP_fast_assign_btrfs(bg_cache->fs_info,
2050 		__entry->bytenr = bg_cache->start,
2051 		__entry->len	= bg_cache->length,
2052 		__entry->used	= bg_cache->used;
2053 		__entry->flags	= bg_cache->flags;
2054 	),
2055 
2056 	TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
2057 		__entry->bytenr, __entry->len, __entry->used, __entry->flags,
2058 		__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
2059 );
2060 
2061 DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
2062 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2063 
2064 	TP_ARGS(bg_cache)
2065 );
2066 
2067 DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
2068 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2069 
2070 	TP_ARGS(bg_cache)
2071 );
2072 
2073 DEFINE_EVENT(btrfs__block_group, btrfs_add_reclaim_block_group,
2074 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2075 
2076 	TP_ARGS(bg_cache)
2077 );
2078 
2079 DEFINE_EVENT(btrfs__block_group, btrfs_reclaim_block_group,
2080 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2081 
2082 	TP_ARGS(bg_cache)
2083 );
2084 
2085 DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
2086 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2087 
2088 	TP_ARGS(bg_cache)
2089 );
2090 
2091 TRACE_EVENT(btrfs_set_extent_bit,
2092 	TP_PROTO(const struct extent_io_tree *tree,
2093 		 u64 start, u64 len, unsigned set_bits),
2094 
2095 	TP_ARGS(tree, start, len, set_bits),
2096 
2097 	TP_STRUCT__entry_btrfs(
2098 		__field(	unsigned,	owner	)
2099 		__field(	u64,		ino	)
2100 		__field(	u64,		rootid	)
2101 		__field(	u64,		start	)
2102 		__field(	u64,		len	)
2103 		__field(	unsigned,	set_bits)
2104 	),
2105 
2106 	TP_fast_assign_btrfs(tree->fs_info,
2107 		__entry->owner = tree->owner;
2108 		if (tree->inode) {
2109 			const struct btrfs_inode *inode = tree->inode;
2110 
2111 			__entry->ino	= btrfs_ino(inode);
2112 			__entry->rootid	= inode->root->root_key.objectid;
2113 		} else {
2114 			__entry->ino	= 0;
2115 			__entry->rootid	= 0;
2116 		}
2117 		__entry->start		= start;
2118 		__entry->len		= len;
2119 		__entry->set_bits	= set_bits;
2120 	),
2121 
2122 	TP_printk_btrfs(
2123 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
2124 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2125 		__entry->rootid, __entry->start, __entry->len,
2126 		__print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
2127 );
2128 
2129 TRACE_EVENT(btrfs_clear_extent_bit,
2130 	TP_PROTO(const struct extent_io_tree *tree,
2131 		 u64 start, u64 len, unsigned clear_bits),
2132 
2133 	TP_ARGS(tree, start, len, clear_bits),
2134 
2135 	TP_STRUCT__entry_btrfs(
2136 		__field(	unsigned,	owner	)
2137 		__field(	u64,		ino	)
2138 		__field(	u64,		rootid	)
2139 		__field(	u64,		start	)
2140 		__field(	u64,		len	)
2141 		__field(	unsigned,	clear_bits)
2142 	),
2143 
2144 	TP_fast_assign_btrfs(tree->fs_info,
2145 		__entry->owner = tree->owner;
2146 		if (tree->inode) {
2147 			const struct btrfs_inode *inode = tree->inode;
2148 
2149 			__entry->ino	= btrfs_ino(inode);
2150 			__entry->rootid	= inode->root->root_key.objectid;
2151 		} else {
2152 			__entry->ino	= 0;
2153 			__entry->rootid	= 0;
2154 		}
2155 		__entry->start		= start;
2156 		__entry->len		= len;
2157 		__entry->clear_bits	= clear_bits;
2158 	),
2159 
2160 	TP_printk_btrfs(
2161 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
2162 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2163 		__entry->rootid, __entry->start, __entry->len,
2164 		__print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2165 );
2166 
2167 TRACE_EVENT(btrfs_convert_extent_bit,
2168 	TP_PROTO(const struct extent_io_tree *tree,
2169 		 u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
2170 
2171 	TP_ARGS(tree, start, len, set_bits, clear_bits),
2172 
2173 	TP_STRUCT__entry_btrfs(
2174 		__field(	unsigned,	owner	)
2175 		__field(	u64,		ino	)
2176 		__field(	u64,		rootid	)
2177 		__field(	u64,		start	)
2178 		__field(	u64,		len	)
2179 		__field(	unsigned,	set_bits)
2180 		__field(	unsigned,	clear_bits)
2181 	),
2182 
2183 	TP_fast_assign_btrfs(tree->fs_info,
2184 		__entry->owner = tree->owner;
2185 		if (tree->inode) {
2186 			const struct btrfs_inode *inode = tree->inode;
2187 
2188 			__entry->ino	= btrfs_ino(inode);
2189 			__entry->rootid	= inode->root->root_key.objectid;
2190 		} else {
2191 			__entry->ino	= 0;
2192 			__entry->rootid	= 0;
2193 		}
2194 		__entry->start		= start;
2195 		__entry->len		= len;
2196 		__entry->set_bits	= set_bits;
2197 		__entry->clear_bits	= clear_bits;
2198 	),
2199 
2200 	TP_printk_btrfs(
2201 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2202 		  __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2203 		  __entry->rootid, __entry->start, __entry->len,
2204 		  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2205 		  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2206 );
2207 
2208 DECLARE_EVENT_CLASS(btrfs_dump_space_info,
2209 	TP_PROTO(struct btrfs_fs_info *fs_info,
2210 		 const struct btrfs_space_info *sinfo),
2211 
2212 	TP_ARGS(fs_info, sinfo),
2213 
2214 	TP_STRUCT__entry_btrfs(
2215 		__field(	u64,	flags			)
2216 		__field(	u64,	total_bytes		)
2217 		__field(	u64,	bytes_used		)
2218 		__field(	u64,	bytes_pinned		)
2219 		__field(	u64,	bytes_reserved		)
2220 		__field(	u64,	bytes_may_use		)
2221 		__field(	u64,	bytes_readonly		)
2222 		__field(	u64,	reclaim_size		)
2223 		__field(	int,	clamp			)
2224 		__field(	u64,	global_reserved		)
2225 		__field(	u64,	trans_reserved		)
2226 		__field(	u64,	delayed_refs_reserved	)
2227 		__field(	u64,	delayed_reserved	)
2228 		__field(	u64,	free_chunk_space	)
2229 		__field(	u64,	delalloc_bytes		)
2230 		__field(	u64,	ordered_bytes		)
2231 	),
2232 
2233 	TP_fast_assign_btrfs(fs_info,
2234 		__entry->flags			=	sinfo->flags;
2235 		__entry->total_bytes		=	sinfo->total_bytes;
2236 		__entry->bytes_used		=	sinfo->bytes_used;
2237 		__entry->bytes_pinned		=	sinfo->bytes_pinned;
2238 		__entry->bytes_reserved		=	sinfo->bytes_reserved;
2239 		__entry->bytes_may_use		=	sinfo->bytes_may_use;
2240 		__entry->bytes_readonly		=	sinfo->bytes_readonly;
2241 		__entry->reclaim_size		=	sinfo->reclaim_size;
2242 		__entry->clamp			=	sinfo->clamp;
2243 		__entry->global_reserved	=	fs_info->global_block_rsv.reserved;
2244 		__entry->trans_reserved		=	fs_info->trans_block_rsv.reserved;
2245 		__entry->delayed_refs_reserved	=	fs_info->delayed_refs_rsv.reserved;
2246 		__entry->delayed_reserved	=	fs_info->delayed_block_rsv.reserved;
2247 		__entry->free_chunk_space	=	atomic64_read(&fs_info->free_chunk_space);
2248 		__entry->delalloc_bytes		=	percpu_counter_sum_positive(&fs_info->delalloc_bytes);
2249 		__entry->ordered_bytes		=	percpu_counter_sum_positive(&fs_info->ordered_bytes);
2250 	),
2251 
2252 	TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
2253 			"bytes_pinned=%llu bytes_reserved=%llu "
2254 			"bytes_may_use=%llu bytes_readonly=%llu "
2255 			"reclaim_size=%llu clamp=%d global_reserved=%llu "
2256 			"trans_reserved=%llu delayed_refs_reserved=%llu "
2257 			"delayed_reserved=%llu chunk_free_space=%llu "
2258 			"delalloc_bytes=%llu ordered_bytes=%llu",
2259 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2260 			__entry->total_bytes, __entry->bytes_used,
2261 			__entry->bytes_pinned, __entry->bytes_reserved,
2262 			__entry->bytes_may_use, __entry->bytes_readonly,
2263 			__entry->reclaim_size, __entry->clamp,
2264 			__entry->global_reserved, __entry->trans_reserved,
2265 			__entry->delayed_refs_reserved,
2266 			__entry->delayed_reserved, __entry->free_chunk_space,
2267 			__entry->delalloc_bytes, __entry->ordered_bytes)
2268 );
2269 
2270 DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
2271 	TP_PROTO(struct btrfs_fs_info *fs_info,
2272 		 const struct btrfs_space_info *sinfo),
2273 	TP_ARGS(fs_info, sinfo)
2274 );
2275 
2276 DEFINE_EVENT(btrfs_dump_space_info, btrfs_fail_all_tickets,
2277 	TP_PROTO(struct btrfs_fs_info *fs_info,
2278 		 const struct btrfs_space_info *sinfo),
2279 	TP_ARGS(fs_info, sinfo)
2280 );
2281 
2282 TRACE_EVENT(btrfs_reserve_ticket,
2283 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
2284 		 u64 start_ns, int flush, int error),
2285 
2286 	TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
2287 
2288 	TP_STRUCT__entry_btrfs(
2289 		__field(	u64,	flags		)
2290 		__field(	u64,	bytes		)
2291 		__field(	u64,	start_ns	)
2292 		__field(	int,	flush		)
2293 		__field(	int,	error		)
2294 	),
2295 
2296 	TP_fast_assign_btrfs(fs_info,
2297 		__entry->flags		= flags;
2298 		__entry->bytes		= bytes;
2299 		__entry->start_ns	= start_ns;
2300 		__entry->flush		= flush;
2301 		__entry->error		= error;
2302 	),
2303 
2304 	TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
2305 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2306 			__entry->bytes, __entry->start_ns,
2307 			__print_symbolic(__entry->flush, FLUSH_ACTIONS),
2308 			__entry->error)
2309 );
2310 
2311 DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2312 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2313 
2314 	TP_ARGS(eb, start_ns),
2315 
2316 	TP_STRUCT__entry_btrfs(
2317 		__field(	u64,	block		)
2318 		__field(	u64,	generation	)
2319 		__field(	u64,	start_ns	)
2320 		__field(	u64,	end_ns		)
2321 		__field(	u64,	diff_ns		)
2322 		__field(	u64,	owner		)
2323 		__field(	int,	is_log_tree	)
2324 	),
2325 
2326 	TP_fast_assign_btrfs(eb->fs_info,
2327 		__entry->block		= eb->start;
2328 		__entry->generation	= btrfs_header_generation(eb);
2329 		__entry->start_ns	= start_ns;
2330 		__entry->end_ns		= ktime_get_ns();
2331 		__entry->diff_ns	= __entry->end_ns - start_ns;
2332 		__entry->owner		= btrfs_header_owner(eb);
2333 		__entry->is_log_tree	= (eb->log_index >= 0);
2334 	),
2335 
2336 	TP_printk_btrfs(
2337 "block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2338 		__entry->block, __entry->generation,
2339 		__entry->start_ns, __entry->end_ns, __entry->diff_ns,
2340 		__entry->owner, __entry->is_log_tree)
2341 );
2342 
2343 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2344 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2345 
2346 	TP_ARGS(eb, start_ns)
2347 );
2348 
2349 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2350 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2351 
2352 	TP_ARGS(eb, start_ns)
2353 );
2354 
2355 DECLARE_EVENT_CLASS(btrfs_locking_events,
2356 	TP_PROTO(const struct extent_buffer *eb),
2357 
2358 	TP_ARGS(eb),
2359 
2360 	TP_STRUCT__entry_btrfs(
2361 		__field(	u64,	block		)
2362 		__field(	u64,	generation	)
2363 		__field(	u64,	owner		)
2364 		__field(	int,	is_log_tree	)
2365 	),
2366 
2367 	TP_fast_assign_btrfs(eb->fs_info,
2368 		__entry->block		= eb->start;
2369 		__entry->generation	= btrfs_header_generation(eb);
2370 		__entry->owner		= btrfs_header_owner(eb);
2371 		__entry->is_log_tree	= (eb->log_index >= 0);
2372 	),
2373 
2374 	TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2375 		__entry->block, __entry->generation,
2376 		__entry->owner, __entry->is_log_tree)
2377 );
2378 
2379 #define DEFINE_BTRFS_LOCK_EVENT(name)				\
2380 DEFINE_EVENT(btrfs_locking_events, name,			\
2381 		TP_PROTO(const struct extent_buffer *eb),	\
2382 								\
2383 		TP_ARGS(eb)					\
2384 )
2385 
2386 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2387 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2388 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock_blocking);
2389 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_read);
2390 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_write);
2391 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2392 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_write_lock);
2393 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic);
2394 
2395 DECLARE_EVENT_CLASS(btrfs__space_info_update,
2396 
2397 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2398 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2399 
2400 	TP_ARGS(fs_info, sinfo, old, diff),
2401 
2402 	TP_STRUCT__entry_btrfs(
2403 		__field(	u64,	type		)
2404 		__field(	u64,	old		)
2405 		__field(	s64,	diff		)
2406 	),
2407 
2408 	TP_fast_assign_btrfs(fs_info,
2409 		__entry->type	= sinfo->flags;
2410 		__entry->old	= old;
2411 		__entry->diff	= diff;
2412 	),
2413 	TP_printk_btrfs("type=%s old=%llu diff=%lld",
2414 		__print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2415 		__entry->old, __entry->diff)
2416 );
2417 
2418 DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2419 
2420 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2421 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2422 
2423 	TP_ARGS(fs_info, sinfo, old, diff)
2424 );
2425 
2426 DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
2427 
2428 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2429 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2430 
2431 	TP_ARGS(fs_info, sinfo, old, diff)
2432 );
2433 
2434 DECLARE_EVENT_CLASS(btrfs_raid56_bio,
2435 
2436 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2437 		 const struct bio *bio,
2438 		 const struct raid56_bio_trace_info *trace_info),
2439 
2440 	TP_ARGS(rbio, bio, trace_info),
2441 
2442 	TP_STRUCT__entry_btrfs(
2443 		__field(	u64,	full_stripe	)
2444 		__field(	u64,	physical	)
2445 		__field(	u64,	devid		)
2446 		__field(	u32,	offset		)
2447 		__field(	u32,	len		)
2448 		__field(	u8,	opf		)
2449 		__field(	u8,	total_stripes	)
2450 		__field(	u8,	real_stripes	)
2451 		__field(	u8,	nr_data		)
2452 		__field(	u8,	stripe_nr	)
2453 	),
2454 
2455 	TP_fast_assign_btrfs(rbio->bioc->fs_info,
2456 		__entry->full_stripe	= rbio->bioc->full_stripe_logical;
2457 		__entry->physical	= bio->bi_iter.bi_sector << SECTOR_SHIFT;
2458 		__entry->len		= bio->bi_iter.bi_size;
2459 		__entry->opf		= bio_op(bio);
2460 		__entry->devid		= trace_info->devid;
2461 		__entry->offset		= trace_info->offset;
2462 		__entry->stripe_nr	= trace_info->stripe_nr;
2463 		__entry->total_stripes	= rbio->bioc->num_stripes;
2464 		__entry->real_stripes	= rbio->real_stripes;
2465 		__entry->nr_data	= rbio->nr_data;
2466 	),
2467 	/*
2468 	 * For type output, we need to output things like "DATA1"
2469 	 * (the first data stripe), "DATA2" (the second data stripe),
2470 	 * "PQ1" (P stripe),"PQ2" (Q stripe), "REPLACE0" (replace target device).
2471 	 */
2472 	TP_printk_btrfs(
2473 "full_stripe=%llu devid=%lld type=%s%d offset=%d opf=0x%x physical=%llu len=%u",
2474 		__entry->full_stripe, __entry->devid,
2475 		(__entry->stripe_nr < __entry->nr_data) ? "DATA" :
2476 			((__entry->stripe_nr < __entry->real_stripes) ? "PQ" :
2477 			 "REPLACE"),
2478 		(__entry->stripe_nr < __entry->nr_data) ?
2479 			(__entry->stripe_nr + 1) :
2480 			((__entry->stripe_nr < __entry->real_stripes) ?
2481 			 (__entry->stripe_nr - __entry->nr_data + 1) : 0),
2482 		__entry->offset, __entry->opf, __entry->physical, __entry->len)
2483 );
2484 
2485 DEFINE_EVENT(btrfs_raid56_bio, raid56_read_partial,
2486 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2487 		 const struct bio *bio,
2488 		 const struct raid56_bio_trace_info *trace_info),
2489 
2490 	TP_ARGS(rbio, bio, trace_info)
2491 );
2492 
2493 DEFINE_EVENT(btrfs_raid56_bio, raid56_write_stripe,
2494 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2495 		 const struct bio *bio,
2496 		 const struct raid56_bio_trace_info *trace_info),
2497 
2498 	TP_ARGS(rbio, bio, trace_info)
2499 );
2500 
2501 
2502 DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_write_stripe,
2503 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2504 		 const struct bio *bio,
2505 		 const struct raid56_bio_trace_info *trace_info),
2506 
2507 	TP_ARGS(rbio, bio, trace_info)
2508 );
2509 
2510 DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_read,
2511 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2512 		 const struct bio *bio,
2513 		 const struct raid56_bio_trace_info *trace_info),
2514 
2515 	TP_ARGS(rbio, bio, trace_info)
2516 );
2517 
2518 DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_read_recover,
2519 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2520 		 const struct bio *bio,
2521 		 const struct raid56_bio_trace_info *trace_info),
2522 
2523 	TP_ARGS(rbio, bio, trace_info)
2524 );
2525 
2526 #endif /* _TRACE_BTRFS_H */
2527 
2528 /* This part must be outside protection */
2529 #include <trace/define_trace.h>
2530