xref: /linux/include/trace/events/btrfs.h (revision 1a80ff0f8896750156f22dbf2d4591d79bb2a155)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM btrfs
4 
5 #if !defined(_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_BTRFS_H
7 
8 #include <linux/writeback.h>
9 #include <linux/tracepoint.h>
10 #include <trace/events/mmflags.h>
11 
12 struct btrfs_root;
13 struct btrfs_fs_info;
14 struct btrfs_inode;
15 struct extent_map;
16 struct btrfs_file_extent_item;
17 struct btrfs_ordered_extent;
18 struct btrfs_delayed_ref_node;
19 struct btrfs_delayed_ref_head;
20 struct btrfs_block_group;
21 struct btrfs_free_cluster;
22 struct btrfs_chunk_map;
23 struct extent_buffer;
24 struct btrfs_work;
25 struct btrfs_workqueue;
26 struct btrfs_qgroup_extent_record;
27 struct btrfs_qgroup;
28 struct extent_io_tree;
29 struct prelim_ref;
30 struct btrfs_space_info;
31 struct btrfs_raid_bio;
32 struct raid56_bio_trace_info;
33 struct find_free_extent_ctl;
34 
35 #define show_ref_type(type)						\
36 	__print_symbolic(type,						\
37 		{ BTRFS_TREE_BLOCK_REF_KEY, 	"TREE_BLOCK_REF" },	\
38 		{ BTRFS_EXTENT_DATA_REF_KEY, 	"EXTENT_DATA_REF" },	\
39 		{ BTRFS_SHARED_BLOCK_REF_KEY, 	"SHARED_BLOCK_REF" },	\
40 		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
41 
42 #define __show_root_type(obj)						\
43 	__print_symbolic_u64(obj,					\
44 		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
45 		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
46 		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
47 		{ BTRFS_DEV_TREE_OBJECTID, 	"DEV_TREE"	},	\
48 		{ BTRFS_FS_TREE_OBJECTID, 	"FS_TREE"	},	\
49 		{ BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR"	},	\
50 		{ BTRFS_CSUM_TREE_OBJECTID, 	"CSUM_TREE"	},	\
51 		{ BTRFS_TREE_LOG_OBJECTID,	"TREE_LOG"	},	\
52 		{ BTRFS_QUOTA_TREE_OBJECTID,	"QUOTA_TREE"	},	\
53 		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
54 		{ BTRFS_UUID_TREE_OBJECTID,	"UUID_TREE"	},	\
55 		{ BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },	\
56 		{ BTRFS_BLOCK_GROUP_TREE_OBJECTID, "BLOCK_GROUP_TREE" },\
57 		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
58 
59 #define show_root_type(obj)						\
60 	obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||		\
61 	      (obj >= BTRFS_ROOT_TREE_OBJECTID &&			\
62 	       obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
63 
64 #define FLUSH_ACTIONS								\
65 	EM( BTRFS_RESERVE_NO_FLUSH,		"BTRFS_RESERVE_NO_FLUSH")	\
66 	EM( BTRFS_RESERVE_FLUSH_LIMIT,		"BTRFS_RESERVE_FLUSH_LIMIT")	\
67 	EM( BTRFS_RESERVE_FLUSH_ALL,		"BTRFS_RESERVE_FLUSH_ALL")	\
68 	EMe(BTRFS_RESERVE_FLUSH_ALL_STEAL,	"BTRFS_RESERVE_FLUSH_ALL_STEAL")
69 
70 #define FI_TYPES							\
71 	EM( BTRFS_FILE_EXTENT_INLINE,		"INLINE")		\
72 	EM( BTRFS_FILE_EXTENT_REG,		"REG")			\
73 	EMe(BTRFS_FILE_EXTENT_PREALLOC,		"PREALLOC")
74 
75 #define QGROUP_RSV_TYPES						\
76 	EM( BTRFS_QGROUP_RSV_DATA,		"DATA")			\
77 	EM( BTRFS_QGROUP_RSV_META_PERTRANS,	"META_PERTRANS")	\
78 	EMe(BTRFS_QGROUP_RSV_META_PREALLOC,	"META_PREALLOC")
79 
80 #define IO_TREE_OWNER						    \
81 	EM( IO_TREE_FS_PINNED_EXTENTS, 	  "PINNED_EXTENTS")	    \
82 	EM( IO_TREE_FS_EXCLUDED_EXTENTS,  "EXCLUDED_EXTENTS")	    \
83 	EM( IO_TREE_BTREE_INODE_IO,	  "BTREE_INODE_IO")	    \
84 	EM( IO_TREE_INODE_IO,		  "INODE_IO")		    \
85 	EM( IO_TREE_RELOC_BLOCKS,	  "RELOC_BLOCKS")	    \
86 	EM( IO_TREE_TRANS_DIRTY_PAGES,	  "TRANS_DIRTY_PAGES")      \
87 	EM( IO_TREE_ROOT_DIRTY_LOG_PAGES, "ROOT_DIRTY_LOG_PAGES")   \
88 	EM( IO_TREE_INODE_FILE_EXTENT,	  "INODE_FILE_EXTENT")      \
89 	EM( IO_TREE_LOG_CSUM_RANGE,	  "LOG_CSUM_RANGE")         \
90 	EMe(IO_TREE_SELFTEST,		  "SELFTEST")
91 
92 #define FLUSH_STATES							\
93 	EM( FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR")	\
94 	EM( FLUSH_DELAYED_ITEMS,	"FLUSH_DELAYED_ITEMS")		\
95 	EM( FLUSH_DELALLOC,		"FLUSH_DELALLOC")		\
96 	EM( FLUSH_DELALLOC_WAIT,	"FLUSH_DELALLOC_WAIT")		\
97 	EM( FLUSH_DELALLOC_FULL,	"FLUSH_DELALLOC_FULL")		\
98 	EM( FLUSH_DELAYED_REFS_NR,	"FLUSH_DELAYED_REFS_NR")	\
99 	EM( FLUSH_DELAYED_REFS,		"FLUSH_DELAYED_REFS")		\
100 	EM( ALLOC_CHUNK,		"ALLOC_CHUNK")			\
101 	EM( ALLOC_CHUNK_FORCE,		"ALLOC_CHUNK_FORCE")		\
102 	EM( RUN_DELAYED_IPUTS,		"RUN_DELAYED_IPUTS")		\
103 	EM( COMMIT_TRANS,		"COMMIT_TRANS")			\
104 	EMe(RESET_ZONES,		"RESET_ZONES")
105 
106 /*
107  * First define the enums in the above macros to be exported to userspace via
108  * TRACE_DEFINE_ENUM().
109  */
110 
111 #undef EM
112 #undef EMe
113 #define EM(a, b)	TRACE_DEFINE_ENUM(a);
114 #define EMe(a, b)	TRACE_DEFINE_ENUM(a);
115 
116 FLUSH_ACTIONS
117 FI_TYPES
118 QGROUP_RSV_TYPES
119 IO_TREE_OWNER
120 FLUSH_STATES
121 
122 /*
123  * Now redefine the EM and EMe macros to map the enums to the strings that will
124  * be printed in the output
125  */
126 
127 #undef EM
128 #undef EMe
129 #define EM(a, b)        {a, b},
130 #define EMe(a, b)       {a, b}
131 
132 
133 #define BTRFS_GROUP_FLAGS	\
134 	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
135 	{ BTRFS_BLOCK_GROUP_SYSTEM,	"SYSTEM"},	\
136 	{ BTRFS_BLOCK_GROUP_METADATA,	"METADATA"},	\
137 	{ BTRFS_BLOCK_GROUP_RAID0,	"RAID0"}, 	\
138 	{ BTRFS_BLOCK_GROUP_RAID1,	"RAID1"}, 	\
139 	{ BTRFS_BLOCK_GROUP_DUP,	"DUP"}, 	\
140 	{ BTRFS_BLOCK_GROUP_RAID10,	"RAID10"}, 	\
141 	{ BTRFS_BLOCK_GROUP_RAID5,	"RAID5"},	\
142 	{ BTRFS_BLOCK_GROUP_RAID6,	"RAID6"}
143 
144 #define EXTENT_FLAGS						\
145 	{ EXTENT_DIRTY,			"DIRTY"},		\
146 	{ EXTENT_LOCKED,		"LOCKED"},		\
147 	{ EXTENT_NEW,			"NEW"},			\
148 	{ EXTENT_DELALLOC,		"DELALLOC"},		\
149 	{ EXTENT_DEFRAG,		"DEFRAG"},		\
150 	{ EXTENT_BOUNDARY,		"BOUNDARY"},		\
151 	{ EXTENT_NODATASUM,		"NODATASUM"},		\
152 	{ EXTENT_CLEAR_META_RESV,	"CLEAR_META_RESV"},	\
153 	{ EXTENT_NEED_WAIT,		"NEED_WAIT"},		\
154 	{ EXTENT_NORESERVE,		"NORESERVE"},		\
155 	{ EXTENT_QGROUP_RESERVED,	"QGROUP_RESERVED"},	\
156 	{ EXTENT_CLEAR_DATA_RESV,	"CLEAR_DATA_RESV"},	\
157 	{ EXTENT_DELALLOC_NEW,		"DELALLOC_NEW"}
158 
159 #define BTRFS_FSID_SIZE 16
160 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
161 
162 #define TP_fast_assign_fsid(fs_info)					\
163 ({									\
164 	if (fs_info)							\
165 		memcpy(__entry->fsid, fs_info->fs_devices->fsid,	\
166 		       BTRFS_FSID_SIZE);				\
167 	else								\
168 		memset(__entry->fsid, 0, BTRFS_FSID_SIZE);		\
169 })
170 
171 #define TP_STRUCT__entry_btrfs(args...)					\
172 	TP_STRUCT__entry(						\
173 		TP_STRUCT__entry_fsid					\
174 		args)
175 #define TP_fast_assign_btrfs(fs_info, args...)				\
176 	TP_fast_assign(							\
177 		TP_fast_assign_fsid(fs_info);				\
178 		args)
179 #define TP_printk_btrfs(fmt, args...) \
180 	TP_printk("%pU: " fmt, __entry->fsid, args)
181 
182 TRACE_EVENT(btrfs_transaction_commit,
183 
184 	TP_PROTO(const struct btrfs_fs_info *fs_info),
185 
186 	TP_ARGS(fs_info),
187 
188 	TP_STRUCT__entry_btrfs(
189 		__field(	u64,  generation		)
190 		__field(	u64,  root_objectid		)
191 	),
192 
193 	TP_fast_assign_btrfs(fs_info,
194 		__entry->generation	= fs_info->generation;
195 		__entry->root_objectid	= BTRFS_ROOT_TREE_OBJECTID;
196 	),
197 
198 	TP_printk_btrfs("root=%llu(%s) gen=%llu",
199 		  show_root_type(__entry->root_objectid),
200 		  __entry->generation)
201 );
202 
203 DECLARE_EVENT_CLASS(btrfs__inode,
204 
205 	TP_PROTO(const struct inode *inode),
206 
207 	TP_ARGS(inode),
208 
209 	TP_STRUCT__entry_btrfs(
210 		__field(	u64,  ino			)
211 		__field(	u64,  blocks			)
212 		__field(	u64,  disk_i_size		)
213 		__field(	u64,  generation		)
214 		__field(	u64,  last_trans		)
215 		__field(	u64,  logged_trans		)
216 		__field(	u64,  root_objectid		)
217 	),
218 
219 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
220 		__entry->ino	= btrfs_ino(BTRFS_I(inode));
221 		__entry->blocks	= inode->i_blocks;
222 		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
223 		__entry->generation = BTRFS_I(inode)->generation;
224 		__entry->last_trans = BTRFS_I(inode)->last_trans;
225 		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
226 		__entry->root_objectid = btrfs_root_id(BTRFS_I(inode)->root);
227 	),
228 
229 	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
230 		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
231 		  show_root_type(__entry->root_objectid),
232 		  __entry->generation,
233 		  __entry->ino,
234 		  __entry->blocks,
235 		  __entry->disk_i_size,
236 		  __entry->last_trans,
237 		  __entry->logged_trans)
238 );
239 
240 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
241 
242 	TP_PROTO(const struct inode *inode),
243 
244 	TP_ARGS(inode)
245 );
246 
247 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
248 
249 	TP_PROTO(const struct inode *inode),
250 
251 	TP_ARGS(inode)
252 );
253 
254 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
255 
256 	TP_PROTO(const struct inode *inode),
257 
258 	TP_ARGS(inode)
259 );
260 
261 #define __show_map_type(type)						\
262 	__print_symbolic_u64(type,					\
263 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
264 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
265 		{ EXTENT_MAP_INLINE,	"INLINE"	})
266 
267 #define show_map_type(type)			\
268 	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
269 
270 #define show_map_flags(flag)						\
271 	__print_flags(flag, "|",					\
272 		{ EXTENT_FLAG_PINNED,		"PINNED"	},\
273 		{ EXTENT_FLAG_COMPRESS_ZLIB,	"COMPRESS_ZLIB"	},\
274 		{ EXTENT_FLAG_COMPRESS_LZO,	"COMPRESS_LZO"	},\
275 		{ EXTENT_FLAG_COMPRESS_ZSTD,	"COMPRESS_ZSTD"	},\
276 		{ EXTENT_FLAG_PREALLOC,		"PREALLOC"	},\
277 		{ EXTENT_FLAG_LOGGING,		"LOGGING"	})
278 
279 TRACE_EVENT_CONDITION(btrfs_get_extent,
280 
281 	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
282 		 const struct extent_map *map),
283 
284 	TP_ARGS(root, inode, map),
285 
286 	TP_CONDITION(map),
287 
288 	TP_STRUCT__entry_btrfs(
289 		__field(	u64,  root_objectid	)
290 		__field(	u64,  ino		)
291 		__field(	u64,  start		)
292 		__field(	u64,  len		)
293 		__field(	u32,  flags		)
294 		__field(	int,  refs		)
295 	),
296 
297 	TP_fast_assign_btrfs(root->fs_info,
298 		__entry->root_objectid	= btrfs_root_id(root);
299 		__entry->ino		= btrfs_ino(inode);
300 		__entry->start		= map->start;
301 		__entry->len		= map->len;
302 		__entry->flags		= map->flags;
303 		__entry->refs		= refcount_read(&map->refs);
304 	),
305 
306 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu flags=%s refs=%u",
307 		  show_root_type(__entry->root_objectid),
308 		  __entry->ino,
309 		  __entry->start,
310 		  __entry->len,
311 		  show_map_flags(__entry->flags),
312 		  __entry->refs)
313 );
314 
315 TRACE_EVENT(btrfs_handle_em_exist,
316 
317 	TP_PROTO(const struct btrfs_fs_info *fs_info,
318 		const struct extent_map *existing, const struct extent_map *map,
319 		u64 start, u64 len),
320 
321 	TP_ARGS(fs_info, existing, map, start, len),
322 
323 	TP_STRUCT__entry_btrfs(
324 		__field(	u64,  e_start		)
325 		__field(	u64,  e_len		)
326 		__field(	u64,  map_start		)
327 		__field(	u64,  map_len		)
328 		__field(	u64,  start		)
329 		__field(	u64,  len		)
330 	),
331 
332 	TP_fast_assign_btrfs(fs_info,
333 		__entry->e_start	= existing->start;
334 		__entry->e_len		= existing->len;
335 		__entry->map_start	= map->start;
336 		__entry->map_len	= map->len;
337 		__entry->start		= start;
338 		__entry->len		= len;
339 	),
340 
341 	TP_printk_btrfs("start=%llu len=%llu "
342 		  "existing(start=%llu len=%llu) "
343 		  "em(start=%llu len=%llu)",
344 		  __entry->start,
345 		  __entry->len,
346 		  __entry->e_start,
347 		  __entry->e_len,
348 		  __entry->map_start,
349 		  __entry->map_len)
350 );
351 
352 /* file extent item */
353 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
354 
355 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
356 		 const struct btrfs_file_extent_item *fi, u64 start),
357 
358 	TP_ARGS(bi, l, fi, start),
359 
360 	TP_STRUCT__entry_btrfs(
361 		__field(	u64,	root_obj	)
362 		__field(	u64,	ino		)
363 		__field(	loff_t,	isize		)
364 		__field(	u64,	disk_isize	)
365 		__field(	u64,	num_bytes	)
366 		__field(	u64,	ram_bytes	)
367 		__field(	u64,	disk_bytenr	)
368 		__field(	u64,	disk_num_bytes	)
369 		__field(	u64,	extent_offset	)
370 		__field(	u8,	extent_type	)
371 		__field(	u8,	compression	)
372 		__field(	u64,	extent_start	)
373 		__field(	u64,	extent_end	)
374 	),
375 
376 	TP_fast_assign_btrfs(bi->root->fs_info,
377 		__entry->root_obj	= btrfs_root_id(bi->root);
378 		__entry->ino		= btrfs_ino(bi);
379 		__entry->isize		= bi->vfs_inode.i_size;
380 		__entry->disk_isize	= bi->disk_i_size;
381 		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
382 		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
383 		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
384 		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
385 		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
386 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
387 		__entry->compression	= btrfs_file_extent_compression(l, fi);
388 		__entry->extent_start	= start;
389 		__entry->extent_end	= (start + __entry->num_bytes);
390 	),
391 
392 	TP_printk_btrfs(
393 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
394 		"file extent range=[%llu %llu] "
395 		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
396 		"disk_num_bytes=%llu extent_offset=%llu type=%s "
397 		"compression=%u",
398 		show_root_type(__entry->root_obj), __entry->ino,
399 		__entry->isize,
400 		__entry->disk_isize, __entry->extent_start,
401 		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
402 		__entry->disk_bytenr, __entry->disk_num_bytes,
403 		__entry->extent_offset, __print_symbolic(__entry->extent_type, FI_TYPES),
404 		__entry->compression)
405 );
406 
407 DECLARE_EVENT_CLASS(
408 	btrfs__file_extent_item_inline,
409 
410 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
411 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
412 
413 	TP_ARGS(bi, l, fi, slot,  start),
414 
415 	TP_STRUCT__entry_btrfs(
416 		__field(	u64,	root_obj	)
417 		__field(	u64,	ino		)
418 		__field(	loff_t,	isize		)
419 		__field(	u64,	disk_isize	)
420 		__field(	u8,	extent_type	)
421 		__field(	u8,	compression	)
422 		__field(	u64,	extent_start	)
423 		__field(	u64,	extent_end	)
424 	),
425 
426 	TP_fast_assign_btrfs(
427 		bi->root->fs_info,
428 		__entry->root_obj	= btrfs_root_id(bi->root);
429 		__entry->ino		= btrfs_ino(bi);
430 		__entry->isize		= bi->vfs_inode.i_size;
431 		__entry->disk_isize	= bi->disk_i_size;
432 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
433 		__entry->compression	= btrfs_file_extent_compression(l, fi);
434 		__entry->extent_start	= start;
435 		__entry->extent_end	= (start + btrfs_file_extent_ram_bytes(l, fi));
436 	),
437 
438 	TP_printk_btrfs(
439 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
440 		"file extent range=[%llu %llu] "
441 		"extent_type=%s compression=%u",
442 		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
443 		__entry->disk_isize, __entry->extent_start,
444 		__entry->extent_end, __print_symbolic(__entry->extent_type, FI_TYPES),
445 		__entry->compression)
446 );
447 
448 DEFINE_EVENT(
449 	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
450 
451 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
452 		 const struct btrfs_file_extent_item *fi, u64 start),
453 
454 	TP_ARGS(bi, l, fi, start)
455 );
456 
457 DEFINE_EVENT(
458 	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
459 
460 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
461 		 const struct btrfs_file_extent_item *fi, u64 start),
462 
463 	TP_ARGS(bi, l, fi, start)
464 );
465 
466 DEFINE_EVENT(
467 	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
468 
469 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
470 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
471 
472 	TP_ARGS(bi, l, fi, slot, start)
473 );
474 
475 DEFINE_EVENT(
476 	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
477 
478 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
479 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
480 
481 	TP_ARGS(bi, l, fi, slot, start)
482 );
483 
484 #define show_ordered_flags(flags)					   \
485 	__print_flags(flags, "|",					   \
486 		{ (1 << BTRFS_ORDERED_REGULAR), 	"REGULAR" 	}, \
487 		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
488 		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
489 		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
490 		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
491 		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
492 		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
493 		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
494 		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
495 
496 
497 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
498 
499 	TP_PROTO(const struct btrfs_inode *inode,
500 		 const struct btrfs_ordered_extent *ordered),
501 
502 	TP_ARGS(inode, ordered),
503 
504 	TP_STRUCT__entry_btrfs(
505 		__field(	u64,  ino		)
506 		__field(	u64,  file_offset	)
507 		__field(	u64,  start		)
508 		__field(	u64,  len		)
509 		__field(	u64,  disk_len		)
510 		__field(	u64,  bytes_left	)
511 		__field(	unsigned long,  flags	)
512 		__field(	int,  compress_type	)
513 		__field(	int,  refs		)
514 		__field(	u64,  root_objectid	)
515 		__field(	u64,  truncated_len	)
516 	),
517 
518 	TP_fast_assign_btrfs(inode->root->fs_info,
519 		__entry->ino 		= btrfs_ino(inode);
520 		__entry->file_offset	= ordered->file_offset;
521 		__entry->start		= ordered->disk_bytenr;
522 		__entry->len		= ordered->num_bytes;
523 		__entry->disk_len	= ordered->disk_num_bytes;
524 		__entry->bytes_left	= ordered->bytes_left;
525 		__entry->flags		= ordered->flags;
526 		__entry->compress_type	= ordered->compress_type;
527 		__entry->refs		= refcount_read(&ordered->refs);
528 		__entry->root_objectid	= btrfs_root_id(inode->root);
529 		__entry->truncated_len	= ordered->truncated_len;
530 	),
531 
532 	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
533 		  "start=%llu len=%llu disk_len=%llu "
534 		  "truncated_len=%llu "
535 		  "bytes_left=%llu flags=%s compress_type=%d "
536 		  "refs=%d",
537 		  show_root_type(__entry->root_objectid),
538 		  __entry->ino,
539 		  __entry->file_offset,
540 		  __entry->start,
541 		  __entry->len,
542 		  __entry->disk_len,
543 		  __entry->truncated_len,
544 		  __entry->bytes_left,
545 		  show_ordered_flags(__entry->flags),
546 		  __entry->compress_type, __entry->refs)
547 );
548 
549 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
550 
551 	TP_PROTO(const struct btrfs_inode *inode,
552 		 const struct btrfs_ordered_extent *ordered),
553 
554 	TP_ARGS(inode, ordered)
555 );
556 
557 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
558 
559 	TP_PROTO(const struct btrfs_inode *inode,
560 		 const struct btrfs_ordered_extent *ordered),
561 
562 	TP_ARGS(inode, ordered)
563 );
564 
565 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
566 
567 	TP_PROTO(const struct btrfs_inode *inode,
568 		 const struct btrfs_ordered_extent *ordered),
569 
570 	TP_ARGS(inode, ordered)
571 );
572 
573 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
574 
575 	TP_PROTO(const struct btrfs_inode *inode,
576 		 const struct btrfs_ordered_extent *ordered),
577 
578 	TP_ARGS(inode, ordered)
579 );
580 
581 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup,
582 
583 	     TP_PROTO(const struct btrfs_inode *inode,
584 		      const struct btrfs_ordered_extent *ordered),
585 
586 	     TP_ARGS(inode, ordered)
587 );
588 
589 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_range,
590 
591 	     TP_PROTO(const struct btrfs_inode *inode,
592 		      const struct btrfs_ordered_extent *ordered),
593 
594 	     TP_ARGS(inode, ordered)
595 );
596 
597 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first_range,
598 
599 	     TP_PROTO(const struct btrfs_inode *inode,
600 		      const struct btrfs_ordered_extent *ordered),
601 
602 	     TP_ARGS(inode, ordered)
603 );
604 
605 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_for_logging,
606 
607 	     TP_PROTO(const struct btrfs_inode *inode,
608 		      const struct btrfs_ordered_extent *ordered),
609 
610 	     TP_ARGS(inode, ordered)
611 );
612 
613 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first,
614 
615 	     TP_PROTO(const struct btrfs_inode *inode,
616 		      const struct btrfs_ordered_extent *ordered),
617 
618 	     TP_ARGS(inode, ordered)
619 );
620 
621 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_split,
622 
623 	     TP_PROTO(const struct btrfs_inode *inode,
624 		      const struct btrfs_ordered_extent *ordered),
625 
626 	     TP_ARGS(inode, ordered)
627 );
628 
629 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_dec_test_pending,
630 
631 	     TP_PROTO(const struct btrfs_inode *inode,
632 		      const struct btrfs_ordered_extent *ordered),
633 
634 	     TP_ARGS(inode, ordered)
635 );
636 
637 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_mark_finished,
638 
639 	     TP_PROTO(const struct btrfs_inode *inode,
640 		      const struct btrfs_ordered_extent *ordered),
641 
642 	     TP_ARGS(inode, ordered)
643 );
644 
645 TRACE_EVENT(btrfs_finish_ordered_extent,
646 
647 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 len,
648 		 bool uptodate),
649 
650 	TP_ARGS(inode, start, len, uptodate),
651 
652 	TP_STRUCT__entry_btrfs(
653 		__field(	u64,	 ino		)
654 		__field(	u64,	 start		)
655 		__field(	u64,	 len		)
656 		__field(	bool,	 uptodate	)
657 		__field(	u64,	 root_objectid	)
658 	),
659 
660 	TP_fast_assign_btrfs(inode->root->fs_info,
661 		__entry->ino	= btrfs_ino(inode);
662 		__entry->start	= start;
663 		__entry->len	= len;
664 		__entry->uptodate = uptodate;
665 		__entry->root_objectid = btrfs_root_id(inode->root);
666 	),
667 
668 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu uptodate=%d",
669 		  show_root_type(__entry->root_objectid),
670 		  __entry->ino, __entry->start,
671 		  __entry->len, !!__entry->uptodate)
672 );
673 
674 DECLARE_EVENT_CLASS(btrfs__writepage,
675 
676 	TP_PROTO(const struct folio *folio, const struct inode *inode,
677 		 const struct writeback_control *wbc),
678 
679 	TP_ARGS(folio, inode, wbc),
680 
681 	TP_STRUCT__entry_btrfs(
682 		__field(	u64,	ino			)
683 		__field(	pgoff_t,  index			)
684 		__field(	long,   nr_to_write		)
685 		__field(	long,   pages_skipped		)
686 		__field(	loff_t, range_start		)
687 		__field(	loff_t, range_end		)
688 		__field(	char,   for_kupdate		)
689 		__field(	char,   range_cyclic		)
690 		__field(	unsigned long,  writeback_index	)
691 		__field(	u64,    root_objectid		)
692 	),
693 
694 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
695 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
696 		__entry->index		= folio->index;
697 		__entry->nr_to_write	= wbc->nr_to_write;
698 		__entry->pages_skipped	= wbc->pages_skipped;
699 		__entry->range_start	= wbc->range_start;
700 		__entry->range_end	= wbc->range_end;
701 		__entry->for_kupdate	= wbc->for_kupdate;
702 		__entry->range_cyclic	= wbc->range_cyclic;
703 		__entry->writeback_index = inode->i_mapping->writeback_index;
704 		__entry->root_objectid	= btrfs_root_id(BTRFS_I(inode)->root);
705 	),
706 
707 	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
708 		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
709 		  "range_end=%llu for_kupdate=%d "
710 		  "range_cyclic=%d writeback_index=%lu",
711 		  show_root_type(__entry->root_objectid),
712 		  __entry->ino, __entry->index,
713 		  __entry->nr_to_write, __entry->pages_skipped,
714 		  __entry->range_start, __entry->range_end,
715 		  __entry->for_kupdate, __entry->range_cyclic,
716 		  __entry->writeback_index)
717 );
718 
719 DEFINE_EVENT(btrfs__writepage, extent_writepage,
720 
721 	TP_PROTO(const struct folio *folio, const struct inode *inode,
722 		 const struct writeback_control *wbc),
723 
724 	TP_ARGS(folio, inode, wbc)
725 );
726 
727 TRACE_EVENT(btrfs_writepage_end_io_hook,
728 
729 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end,
730 		 int uptodate),
731 
732 	TP_ARGS(inode, start, end, uptodate),
733 
734 	TP_STRUCT__entry_btrfs(
735 		__field(	u64,	 ino		)
736 		__field(	u64,	 start		)
737 		__field(	u64,	 end		)
738 		__field(	int,	 uptodate	)
739 		__field(	u64,    root_objectid	)
740 	),
741 
742 	TP_fast_assign_btrfs(inode->root->fs_info,
743 		__entry->ino	= btrfs_ino(inode);
744 		__entry->start	= start;
745 		__entry->end	= end;
746 		__entry->uptodate = uptodate;
747 		__entry->root_objectid = btrfs_root_id(inode->root);
748 	),
749 
750 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu end=%llu uptodate=%d",
751 		  show_root_type(__entry->root_objectid),
752 		  __entry->ino, __entry->start,
753 		  __entry->end, __entry->uptodate)
754 );
755 
756 TRACE_EVENT(btrfs_sync_file,
757 
758 	TP_PROTO(const struct file *file, int datasync),
759 
760 	TP_ARGS(file, datasync),
761 
762 	TP_STRUCT__entry_btrfs(
763 		__field(	u64,	ino		)
764 		__field(	u64,	parent		)
765 		__field(	int,    datasync	)
766 		__field(	u64,    root_objectid	)
767 	),
768 
769 	TP_fast_assign(
770 		const struct dentry *dentry = file->f_path.dentry;
771 		const struct inode *inode = d_inode(dentry);
772 
773 		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
774 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
775 		__entry->parent		= btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
776 		__entry->datasync	= datasync;
777 		__entry->root_objectid	= btrfs_root_id(BTRFS_I(inode)->root);
778 	),
779 
780 	TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
781 		  show_root_type(__entry->root_objectid),
782 		  __entry->ino,
783 		  __entry->parent,
784 		  __entry->datasync)
785 );
786 
787 TRACE_EVENT(btrfs_sync_fs,
788 
789 	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
790 
791 	TP_ARGS(fs_info, wait),
792 
793 	TP_STRUCT__entry_btrfs(
794 		__field(	int,  wait		)
795 	),
796 
797 	TP_fast_assign_btrfs(fs_info,
798 		__entry->wait	= wait;
799 	),
800 
801 	TP_printk_btrfs("wait=%d", __entry->wait)
802 );
803 
804 TRACE_EVENT(btrfs_add_block_group,
805 
806 	TP_PROTO(const struct btrfs_fs_info *fs_info,
807 		 const struct btrfs_block_group *block_group, int create),
808 
809 	TP_ARGS(fs_info, block_group, create),
810 
811 	TP_STRUCT__entry_btrfs(
812 		__field(	u64,	offset			)
813 		__field(	u64,	size			)
814 		__field(	u64,	flags			)
815 		__field(	u64,	bytes_used		)
816 		__field(	u64,	bytes_super		)
817 		__field(	int,	create			)
818 	),
819 
820 	TP_fast_assign_btrfs(fs_info,
821 		__entry->offset		= block_group->start;
822 		__entry->size		= block_group->length;
823 		__entry->flags		= block_group->flags;
824 		__entry->bytes_used	= block_group->used;
825 		__entry->bytes_super	= block_group->bytes_super;
826 		__entry->create		= create;
827 	),
828 
829 	TP_printk_btrfs("block_group offset=%llu size=%llu "
830 		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
831 		  "create=%d",
832 		  __entry->offset,
833 		  __entry->size,
834 		  __entry->flags,
835 		  __print_flags((unsigned long)__entry->flags, "|",
836 				BTRFS_GROUP_FLAGS),
837 		  __entry->bytes_used,
838 		  __entry->bytes_super, __entry->create)
839 );
840 
841 #define show_ref_action(action)						\
842 	__print_symbolic(action,					\
843 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
844 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
845 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
846 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
847 
848 
849 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
850 
851 	TP_PROTO(const struct btrfs_fs_info *fs_info,
852 		 const struct btrfs_delayed_ref_node *ref),
853 
854 	TP_ARGS(fs_info, ref),
855 
856 	TP_STRUCT__entry_btrfs(
857 		__field(	u64,  bytenr		)
858 		__field(	u64,  num_bytes		)
859 		__field(	int,  action		)
860 		__field(	u64,  parent		)
861 		__field(	u64,  ref_root		)
862 		__field(	int,  level		)
863 		__field(	int,  type		)
864 		__field(	u64,  seq		)
865 	),
866 
867 	TP_fast_assign_btrfs(fs_info,
868 		__entry->bytenr		= ref->bytenr;
869 		__entry->num_bytes	= ref->num_bytes;
870 		__entry->action		= ref->action;
871 		__entry->parent		= ref->parent;
872 		__entry->ref_root	= ref->ref_root;
873 		__entry->level		= ref->tree_ref.level;
874 		__entry->type		= ref->type;
875 		__entry->seq		= ref->seq;
876 	),
877 
878 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
879 		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
880 		  "type=%s seq=%llu",
881 		  __entry->bytenr,
882 		  __entry->num_bytes,
883 		  show_ref_action(__entry->action),
884 		  show_root_type(__entry->parent),
885 		  show_root_type(__entry->ref_root),
886 		  __entry->level, show_ref_type(__entry->type),
887 		  __entry->seq)
888 );
889 
890 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
891 
892 	TP_PROTO(const struct btrfs_fs_info *fs_info,
893 		 const struct btrfs_delayed_ref_node *ref),
894 
895 	TP_ARGS(fs_info, ref)
896 );
897 
898 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
899 
900 	TP_PROTO(const struct btrfs_fs_info *fs_info,
901 		 const struct btrfs_delayed_ref_node *ref),
902 
903 	TP_ARGS(fs_info, ref)
904 );
905 
906 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
907 
908 	TP_PROTO(const struct btrfs_fs_info *fs_info,
909 		 const struct btrfs_delayed_ref_node *ref),
910 
911 	TP_ARGS(fs_info, ref),
912 
913 	TP_STRUCT__entry_btrfs(
914 		__field(	u64,  bytenr		)
915 		__field(	u64,  num_bytes		)
916 		__field(	int,  action		)
917 		__field(	u64,  parent		)
918 		__field(	u64,  ref_root		)
919 		__field(	u64,  owner		)
920 		__field(	u64,  offset		)
921 		__field(	int,  type		)
922 		__field(	u64,  seq		)
923 	),
924 
925 	TP_fast_assign_btrfs(fs_info,
926 		__entry->bytenr		= ref->bytenr;
927 		__entry->num_bytes	= ref->num_bytes;
928 		__entry->action		= ref->action;
929 		__entry->parent		= ref->parent;
930 		__entry->ref_root	= ref->ref_root;
931 		__entry->owner		= ref->data_ref.objectid;
932 		__entry->offset		= ref->data_ref.offset;
933 		__entry->type		= ref->type;
934 		__entry->seq		= ref->seq;
935 	),
936 
937 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
938 		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
939 		  "offset=%llu type=%s seq=%llu",
940 		  __entry->bytenr,
941 		  __entry->num_bytes,
942 		  show_ref_action(__entry->action),
943 		  show_root_type(__entry->parent),
944 		  show_root_type(__entry->ref_root),
945 		  __entry->owner,
946 		  __entry->offset,
947 		  show_ref_type(__entry->type),
948 		  __entry->seq)
949 );
950 
951 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
952 
953 	TP_PROTO(const struct btrfs_fs_info *fs_info,
954 		 const struct btrfs_delayed_ref_node *ref),
955 
956 	TP_ARGS(fs_info, ref)
957 );
958 
959 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
960 
961 	TP_PROTO(const struct btrfs_fs_info *fs_info,
962 		 const struct btrfs_delayed_ref_node *ref),
963 
964 	TP_ARGS(fs_info, ref)
965 );
966 
967 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
968 
969 	TP_PROTO(const struct btrfs_fs_info *fs_info,
970 		 const struct btrfs_delayed_ref_head *head_ref,
971 		 int action),
972 
973 	TP_ARGS(fs_info, head_ref, action),
974 
975 	TP_STRUCT__entry_btrfs(
976 		__field(	u64,  bytenr		)
977 		__field(	u64,  num_bytes		)
978 		__field(	int,  action		)
979 		__field(	int,  is_data		)
980 	),
981 
982 	TP_fast_assign_btrfs(fs_info,
983 		__entry->bytenr		= head_ref->bytenr;
984 		__entry->num_bytes	= head_ref->num_bytes;
985 		__entry->action		= action;
986 		__entry->is_data	= head_ref->is_data;
987 	),
988 
989 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
990 		  __entry->bytenr,
991 		  __entry->num_bytes,
992 		  show_ref_action(__entry->action),
993 		  __entry->is_data)
994 );
995 
996 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
997 
998 	TP_PROTO(const struct btrfs_fs_info *fs_info,
999 		 const struct btrfs_delayed_ref_head *head_ref,
1000 		 int action),
1001 
1002 	TP_ARGS(fs_info, head_ref, action)
1003 );
1004 
1005 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
1006 
1007 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1008 		 const struct btrfs_delayed_ref_head *head_ref,
1009 		 int action),
1010 
1011 	TP_ARGS(fs_info, head_ref, action)
1012 );
1013 
1014 #define show_chunk_type(type)					\
1015 	__print_flags(type, "|",				\
1016 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
1017 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
1018 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
1019 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
1020 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
1021 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
1022 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
1023 		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
1024 		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
1025 
1026 DECLARE_EVENT_CLASS(btrfs__chunk,
1027 
1028 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1029 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1030 
1031 	TP_ARGS(fs_info, map, offset, size),
1032 
1033 	TP_STRUCT__entry_btrfs(
1034 		__field(	int,  num_stripes		)
1035 		__field(	u64,  type			)
1036 		__field(	int,  sub_stripes		)
1037 		__field(	u64,  offset			)
1038 		__field(	u64,  size			)
1039 		__field(	u64,  root_objectid		)
1040 	),
1041 
1042 	TP_fast_assign_btrfs(fs_info,
1043 		__entry->num_stripes	= map->num_stripes;
1044 		__entry->type		= map->type;
1045 		__entry->sub_stripes	= map->sub_stripes;
1046 		__entry->offset		= offset;
1047 		__entry->size		= size;
1048 		__entry->root_objectid	= btrfs_root_id(fs_info->chunk_root);
1049 	),
1050 
1051 	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
1052 		  "num_stripes=%d sub_stripes=%d type=%s",
1053 		  show_root_type(__entry->root_objectid),
1054 		  __entry->offset,
1055 		  __entry->size,
1056 		  __entry->num_stripes, __entry->sub_stripes,
1057 		  show_chunk_type(__entry->type))
1058 );
1059 
1060 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
1061 
1062 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1063 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1064 
1065 	TP_ARGS(fs_info, map, offset, size)
1066 );
1067 
1068 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
1069 
1070 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1071 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1072 
1073 	TP_ARGS(fs_info, map, offset, size)
1074 );
1075 
1076 TRACE_EVENT(btrfs_cow_block,
1077 
1078 	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
1079 		 const struct extent_buffer *cow),
1080 
1081 	TP_ARGS(root, buf, cow),
1082 
1083 	TP_STRUCT__entry_btrfs(
1084 		__field(	u64,  root_objectid		)
1085 		__field(	u64,  buf_start			)
1086 		__field(	int,  refs			)
1087 		__field(	u64,  cow_start			)
1088 		__field(	int,  buf_level			)
1089 		__field(	int,  cow_level			)
1090 	),
1091 
1092 	TP_fast_assign_btrfs(root->fs_info,
1093 		__entry->root_objectid	= btrfs_root_id(root);
1094 		__entry->buf_start	= buf->start;
1095 		__entry->refs		= atomic_read(&buf->refs);
1096 		__entry->cow_start	= cow->start;
1097 		__entry->buf_level	= btrfs_header_level(buf);
1098 		__entry->cow_level	= btrfs_header_level(cow);
1099 	),
1100 
1101 	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1102 		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1103 		  show_root_type(__entry->root_objectid),
1104 		  __entry->refs,
1105 		  __entry->buf_start,
1106 		  __entry->buf_level,
1107 		  __entry->cow_start,
1108 		  __entry->cow_level)
1109 );
1110 
1111 TRACE_EVENT(btrfs_space_reservation,
1112 
1113 	TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
1114 		 u64 bytes, int reserve),
1115 
1116 	TP_ARGS(fs_info, type, val, bytes, reserve),
1117 
1118 	TP_STRUCT__entry_btrfs(
1119 		__string(	type,	type			)
1120 		__field(	u64,	val			)
1121 		__field(	u64,	bytes			)
1122 		__field(	int,	reserve			)
1123 	),
1124 
1125 	TP_fast_assign_btrfs(fs_info,
1126 		__assign_str(type);
1127 		__entry->val		= val;
1128 		__entry->bytes		= bytes;
1129 		__entry->reserve	= reserve;
1130 	),
1131 
1132 	TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1133 			__entry->reserve ? "reserve" : "release",
1134 			__entry->bytes)
1135 );
1136 
1137 TRACE_EVENT(btrfs_trigger_flush,
1138 
1139 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1140 		 int flush, const char *reason),
1141 
1142 	TP_ARGS(fs_info, flags, bytes, flush, reason),
1143 
1144 	TP_STRUCT__entry_btrfs(
1145 		__field(	u64,	flags			)
1146 		__field(	u64,	bytes			)
1147 		__field(	int,	flush			)
1148 		__string(	reason,	reason			)
1149 	),
1150 
1151 	TP_fast_assign_btrfs(fs_info,
1152 		__entry->flags	= flags;
1153 		__entry->bytes	= bytes;
1154 		__entry->flush	= flush;
1155 		__assign_str(reason);
1156 	),
1157 
1158 	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1159 		  __get_str(reason), __entry->flush,
1160 		  __print_symbolic(__entry->flush, FLUSH_ACTIONS),
1161 		  __entry->flags,
1162 		  __print_flags((unsigned long)__entry->flags, "|",
1163 				BTRFS_GROUP_FLAGS),
1164 		  __entry->bytes)
1165 );
1166 
1167 
1168 TRACE_EVENT(btrfs_flush_space,
1169 
1170 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1171 		 int state, int ret, bool for_preempt),
1172 
1173 	TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
1174 
1175 	TP_STRUCT__entry_btrfs(
1176 		__field(	u64,	flags			)
1177 		__field(	u64,	num_bytes		)
1178 		__field(	int,	state			)
1179 		__field(	int,	ret			)
1180 		__field(       bool,	for_preempt		)
1181 	),
1182 
1183 	TP_fast_assign_btrfs(fs_info,
1184 		__entry->flags		=	flags;
1185 		__entry->num_bytes	=	num_bytes;
1186 		__entry->state		=	state;
1187 		__entry->ret		=	ret;
1188 		__entry->for_preempt	=	for_preempt;
1189 	),
1190 
1191 	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d",
1192 		  __entry->state,
1193 		  __print_symbolic(__entry->state, FLUSH_STATES),
1194 		  __entry->flags,
1195 		  __print_flags((unsigned long)__entry->flags, "|",
1196 				BTRFS_GROUP_FLAGS),
1197 		  __entry->num_bytes, __entry->ret, __entry->for_preempt)
1198 );
1199 
1200 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1201 
1202 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1203 
1204 	TP_ARGS(fs_info, start, len),
1205 
1206 	TP_STRUCT__entry_btrfs(
1207 		__field(	u64,  start			)
1208 		__field(	u64,  len			)
1209 	),
1210 
1211 	TP_fast_assign_btrfs(fs_info,
1212 		__entry->start		= start;
1213 		__entry->len		= len;
1214 	),
1215 
1216 	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1217 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1218 		  __entry->start,
1219 		  __entry->len)
1220 );
1221 
1222 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1223 
1224 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1225 
1226 	TP_ARGS(fs_info, start, len)
1227 );
1228 
1229 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
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 TRACE_EVENT(btrfs_find_free_extent,
1237 
1238 	TP_PROTO(const struct btrfs_root *root,
1239 		 const struct find_free_extent_ctl *ffe_ctl),
1240 
1241 	TP_ARGS(root, ffe_ctl),
1242 
1243 	TP_STRUCT__entry_btrfs(
1244 		__field(	u64,	root_objectid		)
1245 		__field(	u64,	num_bytes		)
1246 		__field(	u64,	empty_size		)
1247 		__field(	u64,	flags			)
1248 	),
1249 
1250 	TP_fast_assign_btrfs(root->fs_info,
1251 		__entry->root_objectid	= btrfs_root_id(root);
1252 		__entry->num_bytes	= ffe_ctl->num_bytes;
1253 		__entry->empty_size	= ffe_ctl->empty_size;
1254 		__entry->flags		= ffe_ctl->flags;
1255 	),
1256 
1257 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1258 		  show_root_type(__entry->root_objectid),
1259 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1260 		  __print_flags((unsigned long)__entry->flags, "|",
1261 				 BTRFS_GROUP_FLAGS))
1262 );
1263 
1264 TRACE_EVENT(btrfs_find_free_extent_search_loop,
1265 
1266 	TP_PROTO(const struct btrfs_root *root,
1267 		 const struct find_free_extent_ctl *ffe_ctl),
1268 
1269 	TP_ARGS(root, ffe_ctl),
1270 
1271 	TP_STRUCT__entry_btrfs(
1272 		__field(	u64,	root_objectid		)
1273 		__field(	u64,	num_bytes		)
1274 		__field(	u64,	empty_size		)
1275 		__field(	u64,	flags			)
1276 		__field(	u64,	loop			)
1277 	),
1278 
1279 	TP_fast_assign_btrfs(root->fs_info,
1280 		__entry->root_objectid	= btrfs_root_id(root);
1281 		__entry->num_bytes	= ffe_ctl->num_bytes;
1282 		__entry->empty_size	= ffe_ctl->empty_size;
1283 		__entry->flags		= ffe_ctl->flags;
1284 		__entry->loop		= ffe_ctl->loop;
1285 	),
1286 
1287 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu",
1288 		  show_root_type(__entry->root_objectid),
1289 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1290 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1291 		  __entry->loop)
1292 );
1293 
1294 TRACE_EVENT(btrfs_find_free_extent_have_block_group,
1295 
1296 	TP_PROTO(const struct btrfs_root *root,
1297 		 const struct find_free_extent_ctl *ffe_ctl,
1298 		 const struct btrfs_block_group *block_group),
1299 
1300 	TP_ARGS(root, ffe_ctl, block_group),
1301 
1302 	TP_STRUCT__entry_btrfs(
1303 		__field(	u64,	root_objectid		)
1304 		__field(	u64,	num_bytes		)
1305 		__field(	u64,	empty_size		)
1306 		__field(	u64,	flags			)
1307 		__field(	u64,	loop			)
1308 		__field(	bool,	hinted			)
1309 		__field(	u64,	bg_start		)
1310 		__field(	u64,	bg_flags		)
1311 	),
1312 
1313 	TP_fast_assign_btrfs(root->fs_info,
1314 		__entry->root_objectid	= btrfs_root_id(root);
1315 		__entry->num_bytes	= ffe_ctl->num_bytes;
1316 		__entry->empty_size	= ffe_ctl->empty_size;
1317 		__entry->flags		= ffe_ctl->flags;
1318 		__entry->loop		= ffe_ctl->loop;
1319 		__entry->hinted		= ffe_ctl->hinted;
1320 		__entry->bg_start	= block_group->start;
1321 		__entry->bg_flags	= block_group->flags;
1322 	),
1323 
1324 	TP_printk_btrfs(
1325 "root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu hinted=%d block_group=%llu bg_flags=%llu(%s)",
1326 		  show_root_type(__entry->root_objectid),
1327 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1328 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1329 		  __entry->loop, __entry->hinted,
1330 		  __entry->bg_start, __entry->bg_flags,
1331 		  __print_flags((unsigned long)__entry->bg_flags, "|",
1332 				 BTRFS_GROUP_FLAGS))
1333 );
1334 
1335 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1336 
1337 	TP_PROTO(const struct btrfs_block_group *block_group,
1338 		 const struct find_free_extent_ctl *ffe_ctl),
1339 
1340 	TP_ARGS(block_group, ffe_ctl),
1341 
1342 	TP_STRUCT__entry_btrfs(
1343 		__field(	u64,	bg_objectid		)
1344 		__field(	u64,	flags			)
1345 		__field(	int,	bg_size_class		)
1346 		__field(	u64,	start			)
1347 		__field(	u64,	len			)
1348 		__field(	u64,	loop			)
1349 		__field(	bool,	hinted			)
1350 		__field(	int,	size_class		)
1351 	),
1352 
1353 	TP_fast_assign_btrfs(block_group->fs_info,
1354 		__entry->bg_objectid	= block_group->start;
1355 		__entry->flags		= block_group->flags;
1356 		__entry->bg_size_class	= block_group->size_class;
1357 		__entry->start		= ffe_ctl->search_start;
1358 		__entry->len		= ffe_ctl->num_bytes;
1359 		__entry->loop		= ffe_ctl->loop;
1360 		__entry->hinted		= ffe_ctl->hinted;
1361 		__entry->size_class	= ffe_ctl->size_class;
1362 	),
1363 
1364 	TP_printk_btrfs(
1365 "root=%llu(%s) block_group=%llu flags=%llu(%s) bg_size_class=%d start=%llu len=%llu loop=%llu hinted=%d size_class=%d",
1366 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1367 		  __entry->bg_objectid,
1368 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1369 						"|", BTRFS_GROUP_FLAGS),
1370 		  __entry->bg_size_class, __entry->start, __entry->len,
1371 		  __entry->loop, __entry->hinted, __entry->size_class)
1372 );
1373 
1374 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1375 
1376 	TP_PROTO(const struct btrfs_block_group *block_group,
1377 		 const struct find_free_extent_ctl *ffe_ctl),
1378 
1379 	TP_ARGS(block_group, ffe_ctl)
1380 );
1381 
1382 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1383 
1384 	TP_PROTO(const struct btrfs_block_group *block_group,
1385 		 const struct find_free_extent_ctl *ffe_ctl),
1386 
1387 	TP_ARGS(block_group, ffe_ctl)
1388 );
1389 
1390 TRACE_EVENT(btrfs_find_cluster,
1391 
1392 	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1393 		 u64 bytes, u64 empty_size, u64 min_bytes),
1394 
1395 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1396 
1397 	TP_STRUCT__entry_btrfs(
1398 		__field(	u64,	bg_objectid		)
1399 		__field(	u64,	flags			)
1400 		__field(	u64,	start			)
1401 		__field(	u64,	bytes			)
1402 		__field(	u64,	empty_size		)
1403 		__field(	u64,	min_bytes		)
1404 	),
1405 
1406 	TP_fast_assign_btrfs(block_group->fs_info,
1407 		__entry->bg_objectid	= block_group->start;
1408 		__entry->flags		= block_group->flags;
1409 		__entry->start		= start;
1410 		__entry->bytes		= bytes;
1411 		__entry->empty_size	= empty_size;
1412 		__entry->min_bytes	= min_bytes;
1413 	),
1414 
1415 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1416 		  "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1417 		  __entry->flags,
1418 		  __print_flags((unsigned long)__entry->flags, "|",
1419 				BTRFS_GROUP_FLAGS), __entry->start,
1420 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1421 );
1422 
1423 TRACE_EVENT(btrfs_failed_cluster_setup,
1424 
1425 	TP_PROTO(const struct btrfs_block_group *block_group),
1426 
1427 	TP_ARGS(block_group),
1428 
1429 	TP_STRUCT__entry_btrfs(
1430 		__field(	u64,	bg_objectid		)
1431 	),
1432 
1433 	TP_fast_assign_btrfs(block_group->fs_info,
1434 		__entry->bg_objectid	= block_group->start;
1435 	),
1436 
1437 	TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1438 );
1439 
1440 TRACE_EVENT(btrfs_setup_cluster,
1441 
1442 	TP_PROTO(const struct btrfs_block_group *block_group,
1443 		 const struct btrfs_free_cluster *cluster,
1444 		 u64 size, int bitmap),
1445 
1446 	TP_ARGS(block_group, cluster, size, bitmap),
1447 
1448 	TP_STRUCT__entry_btrfs(
1449 		__field(	u64,	bg_objectid		)
1450 		__field(	u64,	flags			)
1451 		__field(	u64,	start			)
1452 		__field(	u64,	max_size		)
1453 		__field(	u64,	size			)
1454 		__field(	int,	bitmap			)
1455 	),
1456 
1457 	TP_fast_assign_btrfs(block_group->fs_info,
1458 		__entry->bg_objectid	= block_group->start;
1459 		__entry->flags		= block_group->flags;
1460 		__entry->start		= cluster->window_start;
1461 		__entry->max_size	= cluster->max_size;
1462 		__entry->size		= size;
1463 		__entry->bitmap		= bitmap;
1464 	),
1465 
1466 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1467 		  "size=%llu max_size=%llu bitmap=%d",
1468 		  __entry->bg_objectid,
1469 		  __entry->flags,
1470 		  __print_flags((unsigned long)__entry->flags, "|",
1471 				BTRFS_GROUP_FLAGS), __entry->start,
1472 		  __entry->size, __entry->max_size, __entry->bitmap)
1473 );
1474 
1475 struct extent_state;
1476 TRACE_EVENT(btrfs_alloc_extent_state,
1477 
1478 	TP_PROTO(const struct extent_state *state,
1479 		 gfp_t mask, unsigned long IP),
1480 
1481 	TP_ARGS(state, mask, IP),
1482 
1483 	TP_STRUCT__entry(
1484 		__field(const struct extent_state *, state)
1485 		__field(unsigned long, mask)
1486 		__field(const void*, ip)
1487 	),
1488 
1489 	TP_fast_assign(
1490 		__entry->state	= state,
1491 		__entry->mask	= (__force unsigned long)mask,
1492 		__entry->ip	= (const void *)IP
1493 	),
1494 
1495 	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1496 		  show_gfp_flags(__entry->mask), __entry->ip)
1497 );
1498 
1499 TRACE_EVENT(btrfs_free_extent_state,
1500 
1501 	TP_PROTO(const struct extent_state *state, unsigned long IP),
1502 
1503 	TP_ARGS(state, IP),
1504 
1505 	TP_STRUCT__entry(
1506 		__field(const struct extent_state *, state)
1507 		__field(const void*, ip)
1508 	),
1509 
1510 	TP_fast_assign(
1511 		__entry->state	= state,
1512 		__entry->ip = (const void *)IP
1513 	),
1514 
1515 	TP_printk("state=%p caller=%pS", __entry->state, __entry->ip)
1516 );
1517 
1518 DECLARE_EVENT_CLASS(btrfs__work,
1519 
1520 	TP_PROTO(const struct btrfs_work *work),
1521 
1522 	TP_ARGS(work),
1523 
1524 	TP_STRUCT__entry_btrfs(
1525 		__field(	const void *,	work			)
1526 		__field(	const void *,	wq			)
1527 		__field(	const void *,	func			)
1528 		__field(	const void *,	ordered_func		)
1529 		__field(	const void *,	normal_work		)
1530 	),
1531 
1532 	TP_fast_assign_btrfs(btrfs_work_owner(work),
1533 		__entry->work		= work;
1534 		__entry->wq		= work->wq;
1535 		__entry->func		= work->func;
1536 		__entry->ordered_func	= work->ordered_func;
1537 		__entry->normal_work	= &work->normal_work;
1538 	),
1539 
1540 	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%ps ordered_func=%p",
1541 		  __entry->work, __entry->normal_work, __entry->wq,
1542 		   __entry->func, __entry->ordered_func)
1543 );
1544 
1545 /*
1546  * For situations when the work is freed, we pass fs_info and a tag that matches
1547  * the address of the work structure so it can be paired with the scheduling
1548  * event. DO NOT add anything here that dereferences wtag.
1549  */
1550 DECLARE_EVENT_CLASS(btrfs__work__done,
1551 
1552 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1553 
1554 	TP_ARGS(fs_info, wtag),
1555 
1556 	TP_STRUCT__entry_btrfs(
1557 		__field(	const void *,	wtag			)
1558 	),
1559 
1560 	TP_fast_assign_btrfs(fs_info,
1561 		__entry->wtag		= wtag;
1562 	),
1563 
1564 	TP_printk_btrfs("work->%p", __entry->wtag)
1565 );
1566 
1567 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1568 
1569 	TP_PROTO(const struct btrfs_work *work),
1570 
1571 	TP_ARGS(work)
1572 );
1573 
1574 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1575 
1576 	TP_PROTO(const struct btrfs_work *work),
1577 
1578 	TP_ARGS(work)
1579 );
1580 
1581 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1582 
1583 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1584 
1585 	TP_ARGS(fs_info, wtag)
1586 );
1587 
1588 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1589 
1590 	TP_PROTO(const struct btrfs_work *work),
1591 
1592 	TP_ARGS(work)
1593 );
1594 
1595 DECLARE_EVENT_CLASS(btrfs_workqueue,
1596 
1597 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1598 
1599 	TP_ARGS(wq, name),
1600 
1601 	TP_STRUCT__entry_btrfs(
1602 		__field(	const void *,	wq			)
1603 		__string(	name,	name			)
1604 	),
1605 
1606 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1607 		__entry->wq		= wq;
1608 		__assign_str(name);
1609 	),
1610 
1611 	TP_printk_btrfs("name=%s wq=%p", __get_str(name),
1612 		  __entry->wq)
1613 );
1614 
1615 DEFINE_EVENT(btrfs_workqueue, btrfs_workqueue_alloc,
1616 
1617 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1618 
1619 	TP_ARGS(wq, name)
1620 );
1621 
1622 DECLARE_EVENT_CLASS(btrfs_workqueue_done,
1623 
1624 	TP_PROTO(const struct btrfs_workqueue *wq),
1625 
1626 	TP_ARGS(wq),
1627 
1628 	TP_STRUCT__entry_btrfs(
1629 		__field(	const void *,	wq		)
1630 	),
1631 
1632 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1633 		__entry->wq		= wq;
1634 	),
1635 
1636 	TP_printk_btrfs("wq=%p", __entry->wq)
1637 );
1638 
1639 DEFINE_EVENT(btrfs_workqueue_done, btrfs_workqueue_destroy,
1640 
1641 	TP_PROTO(const struct btrfs_workqueue *wq),
1642 
1643 	TP_ARGS(wq)
1644 );
1645 
1646 #define BTRFS_QGROUP_OPERATIONS				\
1647 	{ QGROUP_RESERVE,	"reserve"	},	\
1648 	{ QGROUP_RELEASE,	"release"	},	\
1649 	{ QGROUP_FREE,		"free"		}
1650 
1651 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1652 
1653 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1654 		 u64 reserved, int op),
1655 
1656 	TP_ARGS(inode, start, len, reserved, op),
1657 
1658 	TP_STRUCT__entry_btrfs(
1659 		__field(	u64,		rootid		)
1660 		__field(	u64,		ino		)
1661 		__field(	u64,		start		)
1662 		__field(	u64,		len		)
1663 		__field(	u64,		reserved	)
1664 		__field(	int,		op		)
1665 	),
1666 
1667 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1668 		__entry->rootid		= btrfs_root_id(BTRFS_I(inode)->root);
1669 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
1670 		__entry->start		= start;
1671 		__entry->len		= len;
1672 		__entry->reserved	= reserved;
1673 		__entry->op		= op;
1674 	),
1675 
1676 	TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1677 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1678 		  __entry->reserved,
1679 		  __print_flags((unsigned long)__entry->op, "",
1680 				BTRFS_QGROUP_OPERATIONS)
1681 	)
1682 );
1683 
1684 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1685 
1686 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1687 		 u64 reserved, int op),
1688 
1689 	TP_ARGS(inode, start, len, reserved, op)
1690 );
1691 
1692 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1693 
1694 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1695 		 u64 reserved, int op),
1696 
1697 	TP_ARGS(inode, start, len, reserved, op)
1698 );
1699 
1700 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1701 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1702 		 const struct btrfs_qgroup_extent_record *rec,
1703 		 u64 bytenr),
1704 
1705 	TP_ARGS(fs_info, rec, bytenr),
1706 
1707 	TP_STRUCT__entry_btrfs(
1708 		__field(	u64,  bytenr		)
1709 		__field(	u64,  num_bytes		)
1710 	),
1711 
1712 	TP_fast_assign_btrfs(fs_info,
1713 		__entry->bytenr		= bytenr;
1714 		__entry->num_bytes	= rec->num_bytes;
1715 	),
1716 
1717 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1718 		  __entry->bytenr, __entry->num_bytes)
1719 );
1720 
1721 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1722 
1723 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1724 		 const struct btrfs_qgroup_extent_record *rec,
1725 		 u64 bytenr),
1726 
1727 	TP_ARGS(fs_info, rec, bytenr)
1728 );
1729 
1730 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1731 
1732 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1733 		 const struct btrfs_qgroup_extent_record *rec,
1734 		 u64 bytenr),
1735 
1736 	TP_ARGS(fs_info, rec, bytenr)
1737 );
1738 
1739 TRACE_EVENT(btrfs_qgroup_num_dirty_extents,
1740 
1741 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
1742 		 u64 num_dirty_extents),
1743 
1744 	TP_ARGS(fs_info, transid, num_dirty_extents),
1745 
1746 	TP_STRUCT__entry_btrfs(
1747 		__field(	u64, transid			)
1748 		__field(	u64, num_dirty_extents		)
1749 	),
1750 
1751 	TP_fast_assign_btrfs(fs_info,
1752 		__entry->transid	   = transid;
1753 		__entry->num_dirty_extents = num_dirty_extents;
1754 	),
1755 
1756 	TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
1757 		__entry->transid, __entry->num_dirty_extents)
1758 );
1759 
1760 TRACE_EVENT(btrfs_qgroup_account_extent,
1761 
1762 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
1763 		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1764 
1765 	TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
1766 		nr_new_roots),
1767 
1768 	TP_STRUCT__entry_btrfs(
1769 		__field(	u64,  transid			)
1770 		__field(	u64,  bytenr			)
1771 		__field(	u64,  num_bytes			)
1772 		__field(	u64,  nr_old_roots		)
1773 		__field(	u64,  nr_new_roots		)
1774 	),
1775 
1776 	TP_fast_assign_btrfs(fs_info,
1777 		__entry->transid	= transid;
1778 		__entry->bytenr		= bytenr;
1779 		__entry->num_bytes	= num_bytes;
1780 		__entry->nr_old_roots	= nr_old_roots;
1781 		__entry->nr_new_roots	= nr_new_roots;
1782 	),
1783 
1784 	TP_printk_btrfs(
1785 "transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
1786 		__entry->transid,
1787 		__entry->bytenr,
1788 		__entry->num_bytes,
1789 		__entry->nr_old_roots,
1790 		__entry->nr_new_roots)
1791 );
1792 
1793 TRACE_EVENT(btrfs_qgroup_update_counters,
1794 
1795 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1796 		 const struct btrfs_qgroup *qgroup,
1797 		 u64 cur_old_count, u64 cur_new_count),
1798 
1799 	TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
1800 
1801 	TP_STRUCT__entry_btrfs(
1802 		__field(	u64,  qgid			)
1803 		__field(	u64,  old_rfer			)
1804 		__field(	u64,  old_excl			)
1805 		__field(	u64,  cur_old_count		)
1806 		__field(	u64,  cur_new_count		)
1807 	),
1808 
1809 	TP_fast_assign_btrfs(fs_info,
1810 		__entry->qgid		= qgroup->qgroupid;
1811 		__entry->old_rfer	= qgroup->rfer;
1812 		__entry->old_excl	= qgroup->excl;
1813 		__entry->cur_old_count	= cur_old_count;
1814 		__entry->cur_new_count	= cur_new_count;
1815 	),
1816 
1817 	TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
1818 		  __entry->qgid, __entry->old_rfer, __entry->old_excl,
1819 		  __entry->cur_old_count, __entry->cur_new_count)
1820 );
1821 
1822 TRACE_EVENT(btrfs_qgroup_update_reserve,
1823 
1824 	TP_PROTO(const struct btrfs_fs_info *fs_info, const struct btrfs_qgroup *qgroup,
1825 		 s64 diff, int type),
1826 
1827 	TP_ARGS(fs_info, qgroup, diff, type),
1828 
1829 	TP_STRUCT__entry_btrfs(
1830 		__field(	u64,	qgid			)
1831 		__field(	u64,	cur_reserved		)
1832 		__field(	s64,	diff			)
1833 		__field(	int,	type			)
1834 	),
1835 
1836 	TP_fast_assign_btrfs(fs_info,
1837 		__entry->qgid		= qgroup->qgroupid;
1838 		__entry->cur_reserved	= qgroup->rsv.values[type];
1839 		__entry->diff		= diff;
1840 		__entry->type		= type;
1841 	),
1842 
1843 	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1844 		__entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
1845 		__entry->cur_reserved, __entry->diff)
1846 );
1847 
1848 TRACE_EVENT(btrfs_qgroup_meta_reserve,
1849 
1850 	TP_PROTO(const struct btrfs_root *root, s64 diff, int type),
1851 
1852 	TP_ARGS(root, diff, type),
1853 
1854 	TP_STRUCT__entry_btrfs(
1855 		__field(	u64,	refroot			)
1856 		__field(	s64,	diff			)
1857 		__field(	int,	type			)
1858 	),
1859 
1860 	TP_fast_assign_btrfs(root->fs_info,
1861 		__entry->refroot	= btrfs_root_id(root);
1862 		__entry->diff		= diff;
1863 		__entry->type		= type;
1864 	),
1865 
1866 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1867 		show_root_type(__entry->refroot),
1868 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1869 );
1870 
1871 TRACE_EVENT(btrfs_qgroup_meta_convert,
1872 
1873 	TP_PROTO(const struct btrfs_root *root, s64 diff),
1874 
1875 	TP_ARGS(root, diff),
1876 
1877 	TP_STRUCT__entry_btrfs(
1878 		__field(	u64,	refroot			)
1879 		__field(	s64,	diff			)
1880 	),
1881 
1882 	TP_fast_assign_btrfs(root->fs_info,
1883 		__entry->refroot	= btrfs_root_id(root);
1884 		__entry->diff		= diff;
1885 	),
1886 
1887 	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1888 		show_root_type(__entry->refroot),
1889 		__print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
1890 		__print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
1891 		__entry->diff)
1892 );
1893 
1894 TRACE_EVENT(btrfs_qgroup_meta_free_all_pertrans,
1895 
1896 	TP_PROTO(struct btrfs_root *root),
1897 
1898 	TP_ARGS(root),
1899 
1900 	TP_STRUCT__entry_btrfs(
1901 		__field(	u64,	refroot			)
1902 		__field(	s64,	diff			)
1903 		__field(	int,	type			)
1904 	),
1905 
1906 	TP_fast_assign_btrfs(root->fs_info,
1907 		__entry->refroot	= btrfs_root_id(root);
1908 		spin_lock(&root->qgroup_meta_rsv_lock);
1909 		__entry->diff		= -(s64)root->qgroup_meta_rsv_pertrans;
1910 		spin_unlock(&root->qgroup_meta_rsv_lock);
1911 		__entry->type		= BTRFS_QGROUP_RSV_META_PERTRANS;
1912 	),
1913 
1914 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1915 		show_root_type(__entry->refroot),
1916 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1917 );
1918 
1919 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1920 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1921 		 const struct prelim_ref *oldref,
1922 		 const struct prelim_ref *newref, u64 tree_size),
1923 	TP_ARGS(fs_info, oldref, newref, tree_size),
1924 
1925 	TP_STRUCT__entry_btrfs(
1926 		__field(	u64,  root_id		)
1927 		__field(	u64,  objectid		)
1928 		__field(	 u8,  type		)
1929 		__field(	u64,  offset		)
1930 		__field(	int,  level		)
1931 		__field(	int,  old_count		)
1932 		__field(	u64,  parent		)
1933 		__field(	u64,  bytenr		)
1934 		__field(	int,  mod_count		)
1935 		__field(	u64,  tree_size		)
1936 	),
1937 
1938 	TP_fast_assign_btrfs(fs_info,
1939 		__entry->root_id	= oldref->root_id;
1940 		__entry->objectid	= oldref->key_for_search.objectid;
1941 		__entry->type		= oldref->key_for_search.type;
1942 		__entry->offset		= oldref->key_for_search.offset;
1943 		__entry->level		= oldref->level;
1944 		__entry->old_count	= oldref->count;
1945 		__entry->parent		= oldref->parent;
1946 		__entry->bytenr		= oldref->wanted_disk_byte;
1947 		__entry->mod_count	= newref ? newref->count : 0;
1948 		__entry->tree_size	= tree_size;
1949 	),
1950 
1951 	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1952 			__entry->root_id,
1953 			__entry->objectid, __entry->type,
1954 			__entry->offset, __entry->level,
1955 			__entry->old_count, __entry->mod_count,
1956 			__entry->old_count + __entry->mod_count,
1957 			__entry->parent,
1958 			__entry->bytenr,
1959 			__entry->tree_size)
1960 );
1961 
1962 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1963 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1964 		 const struct prelim_ref *oldref,
1965 		 const struct prelim_ref *newref, u64 tree_size),
1966 	TP_ARGS(fs_info, oldref, newref, tree_size)
1967 );
1968 
1969 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1970 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1971 		 const struct prelim_ref *oldref,
1972 		 const struct prelim_ref *newref, u64 tree_size),
1973 	TP_ARGS(fs_info, oldref, newref, tree_size)
1974 );
1975 
1976 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1977 	TP_PROTO(const struct btrfs_root *root, u64 ino, int mod, unsigned outstanding),
1978 
1979 	TP_ARGS(root, ino, mod, outstanding),
1980 
1981 	TP_STRUCT__entry_btrfs(
1982 		__field(	u64, root_objectid	)
1983 		__field(	u64, ino		)
1984 		__field(	int, mod		)
1985 		__field(	unsigned, outstanding	)
1986 	),
1987 
1988 	TP_fast_assign_btrfs(root->fs_info,
1989 		__entry->root_objectid	= btrfs_root_id(root);
1990 		__entry->ino		= ino;
1991 		__entry->mod		= mod;
1992 		__entry->outstanding    = outstanding;
1993 	),
1994 
1995 	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d outstanding=%u",
1996 			show_root_type(__entry->root_objectid),
1997 			__entry->ino, __entry->mod, __entry->outstanding)
1998 );
1999 
2000 DECLARE_EVENT_CLASS(btrfs__block_group,
2001 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2002 
2003 	TP_ARGS(bg_cache),
2004 
2005 	TP_STRUCT__entry_btrfs(
2006 		__field(	u64,	bytenr		)
2007 		__field(	u64,	len		)
2008 		__field(	u64,	used		)
2009 		__field(	u64,	flags		)
2010 	),
2011 
2012 	TP_fast_assign_btrfs(bg_cache->fs_info,
2013 		__entry->bytenr = bg_cache->start,
2014 		__entry->len	= bg_cache->length,
2015 		__entry->used	= bg_cache->used;
2016 		__entry->flags	= bg_cache->flags;
2017 	),
2018 
2019 	TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
2020 		__entry->bytenr, __entry->len, __entry->used, __entry->flags,
2021 		__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
2022 );
2023 
2024 DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
2025 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2026 
2027 	TP_ARGS(bg_cache)
2028 );
2029 
2030 DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
2031 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2032 
2033 	TP_ARGS(bg_cache)
2034 );
2035 
2036 DEFINE_EVENT(btrfs__block_group, btrfs_add_reclaim_block_group,
2037 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2038 
2039 	TP_ARGS(bg_cache)
2040 );
2041 
2042 DEFINE_EVENT(btrfs__block_group, btrfs_reclaim_block_group,
2043 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2044 
2045 	TP_ARGS(bg_cache)
2046 );
2047 
2048 DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
2049 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2050 
2051 	TP_ARGS(bg_cache)
2052 );
2053 
2054 TRACE_EVENT(btrfs_set_extent_bit,
2055 	TP_PROTO(const struct extent_io_tree *tree,
2056 		 u64 start, u64 len, unsigned set_bits),
2057 
2058 	TP_ARGS(tree, start, len, set_bits),
2059 
2060 	TP_STRUCT__entry_btrfs(
2061 		__field(	unsigned,	owner	)
2062 		__field(	u64,		ino	)
2063 		__field(	u64,		rootid	)
2064 		__field(	u64,		start	)
2065 		__field(	u64,		len	)
2066 		__field(	unsigned,	set_bits)
2067 	),
2068 
2069 	TP_fast_assign_btrfs(btrfs_extent_io_tree_to_fs_info(tree),
2070 		const struct btrfs_inode *inode = btrfs_extent_io_tree_to_inode(tree);
2071 
2072 		__entry->owner		= tree->owner;
2073 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2074 		__entry->rootid		= inode ? btrfs_root_id(inode->root) : 0;
2075 		__entry->start		= start;
2076 		__entry->len		= len;
2077 		__entry->set_bits	= set_bits;
2078 	),
2079 
2080 	TP_printk_btrfs(
2081 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
2082 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2083 		__entry->rootid, __entry->start, __entry->len,
2084 		__print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
2085 );
2086 
2087 TRACE_EVENT(btrfs_clear_extent_bit,
2088 	TP_PROTO(const struct extent_io_tree *tree,
2089 		 u64 start, u64 len, unsigned clear_bits),
2090 
2091 	TP_ARGS(tree, start, len, clear_bits),
2092 
2093 	TP_STRUCT__entry_btrfs(
2094 		__field(	unsigned,	owner	)
2095 		__field(	u64,		ino	)
2096 		__field(	u64,		rootid	)
2097 		__field(	u64,		start	)
2098 		__field(	u64,		len	)
2099 		__field(	unsigned,	clear_bits)
2100 	),
2101 
2102 	TP_fast_assign_btrfs(btrfs_extent_io_tree_to_fs_info(tree),
2103 		const struct btrfs_inode *inode = btrfs_extent_io_tree_to_inode(tree);
2104 
2105 		__entry->owner		= tree->owner;
2106 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2107 		__entry->rootid		= inode ? btrfs_root_id(inode->root) : 0;
2108 		__entry->start		= start;
2109 		__entry->len		= len;
2110 		__entry->clear_bits	= clear_bits;
2111 	),
2112 
2113 	TP_printk_btrfs(
2114 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
2115 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2116 		__entry->rootid, __entry->start, __entry->len,
2117 		__print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2118 );
2119 
2120 TRACE_EVENT(btrfs_convert_extent_bit,
2121 	TP_PROTO(const struct extent_io_tree *tree,
2122 		 u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
2123 
2124 	TP_ARGS(tree, start, len, set_bits, clear_bits),
2125 
2126 	TP_STRUCT__entry_btrfs(
2127 		__field(	unsigned,	owner	)
2128 		__field(	u64,		ino	)
2129 		__field(	u64,		rootid	)
2130 		__field(	u64,		start	)
2131 		__field(	u64,		len	)
2132 		__field(	unsigned,	set_bits)
2133 		__field(	unsigned,	clear_bits)
2134 	),
2135 
2136 	TP_fast_assign_btrfs(btrfs_extent_io_tree_to_fs_info(tree),
2137 		const struct btrfs_inode *inode = btrfs_extent_io_tree_to_inode(tree);
2138 
2139 		__entry->owner		= tree->owner;
2140 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2141 		__entry->rootid		= inode ? btrfs_root_id(inode->root) : 0;
2142 		__entry->start		= start;
2143 		__entry->len		= len;
2144 		__entry->set_bits	= set_bits;
2145 		__entry->clear_bits	= clear_bits;
2146 	),
2147 
2148 	TP_printk_btrfs(
2149 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2150 		  __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2151 		  __entry->rootid, __entry->start, __entry->len,
2152 		  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2153 		  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2154 );
2155 
2156 DECLARE_EVENT_CLASS(btrfs_dump_space_info,
2157 	TP_PROTO(struct btrfs_fs_info *fs_info,
2158 		 const struct btrfs_space_info *sinfo),
2159 
2160 	TP_ARGS(fs_info, sinfo),
2161 
2162 	TP_STRUCT__entry_btrfs(
2163 		__field(	u64,	flags			)
2164 		__field(	u64,	total_bytes		)
2165 		__field(	u64,	bytes_used		)
2166 		__field(	u64,	bytes_pinned		)
2167 		__field(	u64,	bytes_reserved		)
2168 		__field(	u64,	bytes_may_use		)
2169 		__field(	u64,	bytes_readonly		)
2170 		__field(	u64,	reclaim_size		)
2171 		__field(	int,	clamp			)
2172 		__field(	u64,	global_reserved		)
2173 		__field(	u64,	trans_reserved		)
2174 		__field(	u64,	delayed_refs_reserved	)
2175 		__field(	u64,	delayed_reserved	)
2176 		__field(	u64,	free_chunk_space	)
2177 		__field(	u64,	delalloc_bytes		)
2178 		__field(	u64,	ordered_bytes		)
2179 	),
2180 
2181 	TP_fast_assign_btrfs(fs_info,
2182 		__entry->flags			=	sinfo->flags;
2183 		__entry->total_bytes		=	sinfo->total_bytes;
2184 		__entry->bytes_used		=	sinfo->bytes_used;
2185 		__entry->bytes_pinned		=	sinfo->bytes_pinned;
2186 		__entry->bytes_reserved		=	sinfo->bytes_reserved;
2187 		__entry->bytes_may_use		=	sinfo->bytes_may_use;
2188 		__entry->bytes_readonly		=	sinfo->bytes_readonly;
2189 		__entry->reclaim_size		=	sinfo->reclaim_size;
2190 		__entry->clamp			=	sinfo->clamp;
2191 		__entry->global_reserved	=	fs_info->global_block_rsv.reserved;
2192 		__entry->trans_reserved		=	fs_info->trans_block_rsv.reserved;
2193 		__entry->delayed_refs_reserved	=	fs_info->delayed_refs_rsv.reserved;
2194 		__entry->delayed_reserved	=	fs_info->delayed_block_rsv.reserved;
2195 		__entry->free_chunk_space	=	atomic64_read(&fs_info->free_chunk_space);
2196 		__entry->delalloc_bytes		=	percpu_counter_sum_positive(&fs_info->delalloc_bytes);
2197 		__entry->ordered_bytes		=	percpu_counter_sum_positive(&fs_info->ordered_bytes);
2198 	),
2199 
2200 	TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
2201 			"bytes_pinned=%llu bytes_reserved=%llu "
2202 			"bytes_may_use=%llu bytes_readonly=%llu "
2203 			"reclaim_size=%llu clamp=%d global_reserved=%llu "
2204 			"trans_reserved=%llu delayed_refs_reserved=%llu "
2205 			"delayed_reserved=%llu chunk_free_space=%llu "
2206 			"delalloc_bytes=%llu ordered_bytes=%llu",
2207 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2208 			__entry->total_bytes, __entry->bytes_used,
2209 			__entry->bytes_pinned, __entry->bytes_reserved,
2210 			__entry->bytes_may_use, __entry->bytes_readonly,
2211 			__entry->reclaim_size, __entry->clamp,
2212 			__entry->global_reserved, __entry->trans_reserved,
2213 			__entry->delayed_refs_reserved,
2214 			__entry->delayed_reserved, __entry->free_chunk_space,
2215 			__entry->delalloc_bytes, __entry->ordered_bytes)
2216 );
2217 
2218 DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
2219 	TP_PROTO(struct btrfs_fs_info *fs_info,
2220 		 const struct btrfs_space_info *sinfo),
2221 	TP_ARGS(fs_info, sinfo)
2222 );
2223 
2224 DEFINE_EVENT(btrfs_dump_space_info, btrfs_fail_all_tickets,
2225 	TP_PROTO(struct btrfs_fs_info *fs_info,
2226 		 const struct btrfs_space_info *sinfo),
2227 	TP_ARGS(fs_info, sinfo)
2228 );
2229 
2230 TRACE_EVENT(btrfs_reserve_ticket,
2231 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
2232 		 u64 start_ns, int flush, int error),
2233 
2234 	TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
2235 
2236 	TP_STRUCT__entry_btrfs(
2237 		__field(	u64,	flags		)
2238 		__field(	u64,	bytes		)
2239 		__field(	u64,	start_ns	)
2240 		__field(	int,	flush		)
2241 		__field(	int,	error		)
2242 	),
2243 
2244 	TP_fast_assign_btrfs(fs_info,
2245 		__entry->flags		= flags;
2246 		__entry->bytes		= bytes;
2247 		__entry->start_ns	= start_ns;
2248 		__entry->flush		= flush;
2249 		__entry->error		= error;
2250 	),
2251 
2252 	TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
2253 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2254 			__entry->bytes, __entry->start_ns,
2255 			__print_symbolic(__entry->flush, FLUSH_ACTIONS),
2256 			__entry->error)
2257 );
2258 
2259 DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2260 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2261 
2262 	TP_ARGS(eb, start_ns),
2263 
2264 	TP_STRUCT__entry_btrfs(
2265 		__field(	u64,	block		)
2266 		__field(	u64,	generation	)
2267 		__field(	u64,	start_ns	)
2268 		__field(	u64,	end_ns		)
2269 		__field(	u64,	diff_ns		)
2270 		__field(	u64,	owner		)
2271 		__field(	int,	is_log_tree	)
2272 	),
2273 
2274 	TP_fast_assign_btrfs(eb->fs_info,
2275 		__entry->block		= eb->start;
2276 		__entry->generation	= btrfs_header_generation(eb);
2277 		__entry->start_ns	= start_ns;
2278 		__entry->end_ns		= ktime_get_ns();
2279 		__entry->diff_ns	= __entry->end_ns - start_ns;
2280 		__entry->owner		= btrfs_header_owner(eb);
2281 		__entry->is_log_tree	= (eb->log_index >= 0);
2282 	),
2283 
2284 	TP_printk_btrfs(
2285 "block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2286 		__entry->block, __entry->generation,
2287 		__entry->start_ns, __entry->end_ns, __entry->diff_ns,
2288 		__entry->owner, __entry->is_log_tree)
2289 );
2290 
2291 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2292 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2293 
2294 	TP_ARGS(eb, start_ns)
2295 );
2296 
2297 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2298 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2299 
2300 	TP_ARGS(eb, start_ns)
2301 );
2302 
2303 DECLARE_EVENT_CLASS(btrfs_locking_events,
2304 	TP_PROTO(const struct extent_buffer *eb),
2305 
2306 	TP_ARGS(eb),
2307 
2308 	TP_STRUCT__entry_btrfs(
2309 		__field(	u64,	block		)
2310 		__field(	u64,	generation	)
2311 		__field(	u64,	owner		)
2312 		__field(	int,	is_log_tree	)
2313 	),
2314 
2315 	TP_fast_assign_btrfs(eb->fs_info,
2316 		__entry->block		= eb->start;
2317 		__entry->generation	= btrfs_header_generation(eb);
2318 		__entry->owner		= btrfs_header_owner(eb);
2319 		__entry->is_log_tree	= (eb->log_index >= 0);
2320 	),
2321 
2322 	TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2323 		__entry->block, __entry->generation,
2324 		__entry->owner, __entry->is_log_tree)
2325 );
2326 
2327 #define DEFINE_BTRFS_LOCK_EVENT(name)				\
2328 DEFINE_EVENT(btrfs_locking_events, name,			\
2329 		TP_PROTO(const struct extent_buffer *eb),	\
2330 								\
2331 		TP_ARGS(eb)					\
2332 )
2333 
2334 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2335 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2336 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2337 
2338 DECLARE_EVENT_CLASS(btrfs__space_info_update,
2339 
2340 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2341 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2342 
2343 	TP_ARGS(fs_info, sinfo, old, diff),
2344 
2345 	TP_STRUCT__entry_btrfs(
2346 		__field(	u64,	type		)
2347 		__field(	u64,	old		)
2348 		__field(	s64,	diff		)
2349 	),
2350 
2351 	TP_fast_assign_btrfs(fs_info,
2352 		__entry->type	= sinfo->flags;
2353 		__entry->old	= old;
2354 		__entry->diff	= diff;
2355 	),
2356 	TP_printk_btrfs("type=%s old=%llu diff=%lld",
2357 		__print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2358 		__entry->old, __entry->diff)
2359 );
2360 
2361 DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2362 
2363 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2364 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2365 
2366 	TP_ARGS(fs_info, sinfo, old, diff)
2367 );
2368 
2369 DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
2370 
2371 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2372 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2373 
2374 	TP_ARGS(fs_info, sinfo, old, diff)
2375 );
2376 
2377 DEFINE_EVENT(btrfs__space_info_update, update_bytes_zone_unusable,
2378 
2379 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2380 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2381 
2382 	TP_ARGS(fs_info, sinfo, old, diff)
2383 );
2384 
2385 DECLARE_EVENT_CLASS(btrfs_raid56_bio,
2386 
2387 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2388 		 const struct bio *bio,
2389 		 const struct raid56_bio_trace_info *trace_info),
2390 
2391 	TP_ARGS(rbio, bio, trace_info),
2392 
2393 	TP_STRUCT__entry_btrfs(
2394 		__field(	u64,	full_stripe	)
2395 		__field(	u64,	physical	)
2396 		__field(	u64,	devid		)
2397 		__field(	u32,	offset		)
2398 		__field(	u32,	len		)
2399 		__field(	u8,	opf		)
2400 		__field(	u8,	total_stripes	)
2401 		__field(	u8,	real_stripes	)
2402 		__field(	u8,	nr_data		)
2403 		__field(	u8,	stripe_nr	)
2404 	),
2405 
2406 	TP_fast_assign_btrfs(rbio->bioc->fs_info,
2407 		__entry->full_stripe	= rbio->bioc->full_stripe_logical;
2408 		__entry->physical	= bio->bi_iter.bi_sector << SECTOR_SHIFT;
2409 		__entry->len		= bio->bi_iter.bi_size;
2410 		__entry->opf		= bio_op(bio);
2411 		__entry->devid		= trace_info->devid;
2412 		__entry->offset		= trace_info->offset;
2413 		__entry->stripe_nr	= trace_info->stripe_nr;
2414 		__entry->total_stripes	= rbio->bioc->num_stripes;
2415 		__entry->real_stripes	= rbio->real_stripes;
2416 		__entry->nr_data	= rbio->nr_data;
2417 	),
2418 	/*
2419 	 * For type output, we need to output things like "DATA1"
2420 	 * (the first data stripe), "DATA2" (the second data stripe),
2421 	 * "PQ1" (P stripe),"PQ2" (Q stripe), "REPLACE0" (replace target device).
2422 	 */
2423 	TP_printk_btrfs(
2424 "full_stripe=%llu devid=%lld type=%s%d offset=%d opf=0x%x physical=%llu len=%u",
2425 		__entry->full_stripe, __entry->devid,
2426 		(__entry->stripe_nr < __entry->nr_data) ? "DATA" :
2427 			((__entry->stripe_nr < __entry->real_stripes) ? "PQ" :
2428 			 "REPLACE"),
2429 		(__entry->stripe_nr < __entry->nr_data) ?
2430 			(__entry->stripe_nr + 1) :
2431 			((__entry->stripe_nr < __entry->real_stripes) ?
2432 			 (__entry->stripe_nr - __entry->nr_data + 1) : 0),
2433 		__entry->offset, __entry->opf, __entry->physical, __entry->len)
2434 );
2435 
2436 DEFINE_EVENT(btrfs_raid56_bio, raid56_read,
2437 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2438 		 const struct bio *bio,
2439 		 const struct raid56_bio_trace_info *trace_info),
2440 
2441 	TP_ARGS(rbio, bio, trace_info)
2442 );
2443 
2444 DEFINE_EVENT(btrfs_raid56_bio, raid56_write,
2445 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2446 		 const struct bio *bio,
2447 		 const struct raid56_bio_trace_info *trace_info),
2448 
2449 	TP_ARGS(rbio, bio, trace_info)
2450 );
2451 
2452 TRACE_EVENT(btrfs_insert_one_raid_extent,
2453 
2454 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 logical, u64 length,
2455 		 int num_stripes),
2456 
2457 	TP_ARGS(fs_info, logical, length, num_stripes),
2458 
2459 	TP_STRUCT__entry_btrfs(
2460 		__field(	u64,	logical		)
2461 		__field(	u64,	length		)
2462 		__field(	int,	num_stripes	)
2463 	),
2464 
2465 	TP_fast_assign_btrfs(fs_info,
2466 		__entry->logical	= logical;
2467 		__entry->length		= length;
2468 		__entry->num_stripes	= num_stripes;
2469 	),
2470 
2471 	TP_printk_btrfs("logical=%llu length=%llu num_stripes=%d",
2472 			__entry->logical, __entry->length,
2473 			__entry->num_stripes)
2474 );
2475 
2476 TRACE_EVENT(btrfs_raid_extent_delete,
2477 
2478 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 end,
2479 		 u64 found_start, u64 found_end),
2480 
2481 	TP_ARGS(fs_info, start, end, found_start, found_end),
2482 
2483 	TP_STRUCT__entry_btrfs(
2484 		__field(	u64,	start		)
2485 		__field(	u64,	end		)
2486 		__field(	u64,	found_start	)
2487 		__field(	u64,	found_end	)
2488 	),
2489 
2490 	TP_fast_assign_btrfs(fs_info,
2491 		__entry->start		= start;
2492 		__entry->end		= end;
2493 		__entry->found_start	= found_start;
2494 		__entry->found_end	= found_end;
2495 	),
2496 
2497 	TP_printk_btrfs("start=%llu end=%llu found_start=%llu found_end=%llu",
2498 			__entry->start, __entry->end, __entry->found_start,
2499 			__entry->found_end)
2500 );
2501 
2502 TRACE_EVENT(btrfs_get_raid_extent_offset,
2503 
2504 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 logical, u64 length,
2505 		 u64 physical, u64 devid),
2506 
2507 	TP_ARGS(fs_info, logical, length, physical, devid),
2508 
2509 	TP_STRUCT__entry_btrfs(
2510 		__field(	u64,	logical		)
2511 		__field(	u64,	length		)
2512 		__field(	u64,	physical	)
2513 		__field(	u64,	devid		)
2514 	),
2515 
2516 	TP_fast_assign_btrfs(fs_info,
2517 		__entry->logical	= logical;
2518 		__entry->length		= length;
2519 		__entry->physical	= physical;
2520 		__entry->devid		= devid;
2521 	),
2522 
2523 	TP_printk_btrfs("logical=%llu length=%llu physical=%llu devid=%llu",
2524 			__entry->logical, __entry->length, __entry->physical,
2525 			__entry->devid)
2526 );
2527 
2528 TRACE_EVENT(btrfs_extent_map_shrinker_count,
2529 
2530 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr),
2531 
2532 	TP_ARGS(fs_info, nr),
2533 
2534 	TP_STRUCT__entry_btrfs(
2535 		__field(	long,	nr	)
2536 	),
2537 
2538 	TP_fast_assign_btrfs(fs_info,
2539 		__entry->nr		= nr;
2540 	),
2541 
2542 	TP_printk_btrfs("nr=%ld", __entry->nr)
2543 );
2544 
2545 TRACE_EVENT(btrfs_extent_map_shrinker_scan_enter,
2546 
2547 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr),
2548 
2549 	TP_ARGS(fs_info, nr),
2550 
2551 	TP_STRUCT__entry_btrfs(
2552 		__field(	long,	nr_to_scan	)
2553 		__field(	long,	nr		)
2554 		__field(	u64,	last_root_id	)
2555 		__field(	u64,	last_ino	)
2556 	),
2557 
2558 	TP_fast_assign_btrfs(fs_info,
2559 		__entry->nr_to_scan	= \
2560 		     atomic64_read(&fs_info->em_shrinker_nr_to_scan);
2561 		__entry->nr		= nr;
2562 		__entry->last_root_id	= fs_info->em_shrinker_last_root;
2563 		__entry->last_ino	= fs_info->em_shrinker_last_ino;
2564 	),
2565 
2566 	TP_printk_btrfs("nr_to_scan=%ld nr=%ld last_root=%llu(%s) last_ino=%llu",
2567 			__entry->nr_to_scan, __entry->nr,
2568 			show_root_type(__entry->last_root_id), __entry->last_ino)
2569 );
2570 
2571 TRACE_EVENT(btrfs_extent_map_shrinker_scan_exit,
2572 
2573 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr_dropped, long nr),
2574 
2575 	TP_ARGS(fs_info, nr_dropped, nr),
2576 
2577 	TP_STRUCT__entry_btrfs(
2578 		__field(	long,	nr_dropped	)
2579 		__field(	long,	nr		)
2580 		__field(	u64,	last_root_id	)
2581 		__field(	u64,	last_ino	)
2582 	),
2583 
2584 	TP_fast_assign_btrfs(fs_info,
2585 		__entry->nr_dropped	= nr_dropped;
2586 		__entry->nr		= nr;
2587 		__entry->last_root_id	= fs_info->em_shrinker_last_root;
2588 		__entry->last_ino	= fs_info->em_shrinker_last_ino;
2589 	),
2590 
2591 	TP_printk_btrfs("nr_dropped=%ld nr=%ld last_root=%llu(%s) last_ino=%llu",
2592 			__entry->nr_dropped, __entry->nr,
2593 			show_root_type(__entry->last_root_id), __entry->last_ino)
2594 );
2595 
2596 TRACE_EVENT(btrfs_extent_map_shrinker_remove_em,
2597 
2598 	TP_PROTO(const struct btrfs_inode *inode, const struct extent_map *em),
2599 
2600 	TP_ARGS(inode, em),
2601 
2602 	TP_STRUCT__entry_btrfs(
2603 		__field(	u64,	ino		)
2604 		__field(	u64,	root_id		)
2605 		__field(	u64,	start		)
2606 		__field(	u64,	len		)
2607 		__field(	u32,	flags		)
2608 	),
2609 
2610 	TP_fast_assign_btrfs(inode->root->fs_info,
2611 		__entry->ino		= btrfs_ino(inode);
2612 		__entry->root_id	= btrfs_root_id(inode->root);
2613 		__entry->start		= em->start;
2614 		__entry->len		= em->len;
2615 		__entry->flags		= em->flags;
2616 	),
2617 
2618 	TP_printk_btrfs("ino=%llu root=%llu(%s) start=%llu len=%llu flags=%s",
2619 			__entry->ino, show_root_type(__entry->root_id),
2620 			__entry->start, __entry->len,
2621 			show_map_flags(__entry->flags))
2622 );
2623 
2624 #endif /* _TRACE_BTRFS_H */
2625 
2626 /* This part must be outside protection */
2627 #include <trace/define_trace.h>
2628