xref: /linux/include/trace/events/btrfs.h (revision 0eb4aaa230d725fa9b1cd758c0f17abca5597af6)
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_UPTODATE,		"UPTODATE"},		\
147 	{ EXTENT_LOCKED,		"LOCKED"},		\
148 	{ EXTENT_NEW,			"NEW"},			\
149 	{ EXTENT_DELALLOC,		"DELALLOC"},		\
150 	{ EXTENT_DEFRAG,		"DEFRAG"},		\
151 	{ EXTENT_BOUNDARY,		"BOUNDARY"},		\
152 	{ EXTENT_NODATASUM,		"NODATASUM"},		\
153 	{ EXTENT_CLEAR_META_RESV,	"CLEAR_META_RESV"},	\
154 	{ EXTENT_NEED_WAIT,		"NEED_WAIT"},		\
155 	{ EXTENT_NORESERVE,		"NORESERVE"},		\
156 	{ EXTENT_QGROUP_RESERVED,	"QGROUP_RESERVED"},	\
157 	{ EXTENT_CLEAR_DATA_RESV,	"CLEAR_DATA_RESV"},	\
158 	{ EXTENT_DELALLOC_NEW,		"DELALLOC_NEW"}
159 
160 #define BTRFS_FSID_SIZE 16
161 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
162 
163 #define TP_fast_assign_fsid(fs_info)					\
164 ({									\
165 	if (fs_info)							\
166 		memcpy(__entry->fsid, fs_info->fs_devices->fsid,	\
167 		       BTRFS_FSID_SIZE);				\
168 	else								\
169 		memset(__entry->fsid, 0, BTRFS_FSID_SIZE);		\
170 })
171 
172 #define TP_STRUCT__entry_btrfs(args...)					\
173 	TP_STRUCT__entry(						\
174 		TP_STRUCT__entry_fsid					\
175 		args)
176 #define TP_fast_assign_btrfs(fs_info, args...)				\
177 	TP_fast_assign(							\
178 		TP_fast_assign_fsid(fs_info);				\
179 		args)
180 #define TP_printk_btrfs(fmt, args...) \
181 	TP_printk("%pU: " fmt, __entry->fsid, args)
182 
183 TRACE_EVENT(btrfs_transaction_commit,
184 
185 	TP_PROTO(const struct btrfs_fs_info *fs_info),
186 
187 	TP_ARGS(fs_info),
188 
189 	TP_STRUCT__entry_btrfs(
190 		__field(	u64,  generation		)
191 		__field(	u64,  root_objectid		)
192 	),
193 
194 	TP_fast_assign_btrfs(fs_info,
195 		__entry->generation	= fs_info->generation;
196 		__entry->root_objectid	= BTRFS_ROOT_TREE_OBJECTID;
197 	),
198 
199 	TP_printk_btrfs("root=%llu(%s) gen=%llu",
200 		  show_root_type(__entry->root_objectid),
201 		  __entry->generation)
202 );
203 
204 DECLARE_EVENT_CLASS(btrfs__inode,
205 
206 	TP_PROTO(const struct inode *inode),
207 
208 	TP_ARGS(inode),
209 
210 	TP_STRUCT__entry_btrfs(
211 		__field(	u64,  ino			)
212 		__field(	u64,  blocks			)
213 		__field(	u64,  disk_i_size		)
214 		__field(	u64,  generation		)
215 		__field(	u64,  last_trans		)
216 		__field(	u64,  logged_trans		)
217 		__field(	u64,  root_objectid		)
218 	),
219 
220 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
221 		__entry->ino	= btrfs_ino(BTRFS_I(inode));
222 		__entry->blocks	= inode->i_blocks;
223 		__entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
224 		__entry->generation = BTRFS_I(inode)->generation;
225 		__entry->last_trans = BTRFS_I(inode)->last_trans;
226 		__entry->logged_trans = BTRFS_I(inode)->logged_trans;
227 		__entry->root_objectid =
228 				BTRFS_I(inode)->root->root_key.objectid;
229 	),
230 
231 	TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
232 		  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
233 		  show_root_type(__entry->root_objectid),
234 		  __entry->generation,
235 		  __entry->ino,
236 		  __entry->blocks,
237 		  __entry->disk_i_size,
238 		  __entry->last_trans,
239 		  __entry->logged_trans)
240 );
241 
242 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
243 
244 	TP_PROTO(const struct inode *inode),
245 
246 	TP_ARGS(inode)
247 );
248 
249 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
250 
251 	TP_PROTO(const struct inode *inode),
252 
253 	TP_ARGS(inode)
254 );
255 
256 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
257 
258 	TP_PROTO(const struct inode *inode),
259 
260 	TP_ARGS(inode)
261 );
262 
263 #define __show_map_type(type)						\
264 	__print_symbolic_u64(type,					\
265 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
266 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
267 		{ EXTENT_MAP_INLINE,	"INLINE"	})
268 
269 #define show_map_type(type)			\
270 	type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
271 
272 #define show_map_flags(flag)						\
273 	__print_flags(flag, "|",					\
274 		{ EXTENT_FLAG_PINNED,		"PINNED"	},\
275 		{ EXTENT_FLAG_COMPRESS_ZLIB,	"COMPRESS_ZLIB"	},\
276 		{ EXTENT_FLAG_COMPRESS_LZO,	"COMPRESS_LZO"	},\
277 		{ EXTENT_FLAG_COMPRESS_ZSTD,	"COMPRESS_ZSTD"	},\
278 		{ EXTENT_FLAG_PREALLOC,		"PREALLOC"	},\
279 		{ EXTENT_FLAG_LOGGING,		"LOGGING"	})
280 
281 TRACE_EVENT_CONDITION(btrfs_get_extent,
282 
283 	TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
284 		 const struct extent_map *map),
285 
286 	TP_ARGS(root, inode, map),
287 
288 	TP_CONDITION(map),
289 
290 	TP_STRUCT__entry_btrfs(
291 		__field(	u64,  root_objectid	)
292 		__field(	u64,  ino		)
293 		__field(	u64,  start		)
294 		__field(	u64,  len		)
295 		__field(	u32,  flags		)
296 		__field(	int,  refs		)
297 	),
298 
299 	TP_fast_assign_btrfs(root->fs_info,
300 		__entry->root_objectid	= root->root_key.objectid;
301 		__entry->ino		= btrfs_ino(inode);
302 		__entry->start		= map->start;
303 		__entry->len		= map->len;
304 		__entry->flags		= map->flags;
305 		__entry->refs		= refcount_read(&map->refs);
306 	),
307 
308 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu flags=%s refs=%u",
309 		  show_root_type(__entry->root_objectid),
310 		  __entry->ino,
311 		  __entry->start,
312 		  __entry->len,
313 		  show_map_flags(__entry->flags),
314 		  __entry->refs)
315 );
316 
317 TRACE_EVENT(btrfs_handle_em_exist,
318 
319 	TP_PROTO(const struct btrfs_fs_info *fs_info,
320 		const struct extent_map *existing, const struct extent_map *map,
321 		u64 start, u64 len),
322 
323 	TP_ARGS(fs_info, existing, map, start, len),
324 
325 	TP_STRUCT__entry_btrfs(
326 		__field(	u64,  e_start		)
327 		__field(	u64,  e_len		)
328 		__field(	u64,  map_start		)
329 		__field(	u64,  map_len		)
330 		__field(	u64,  start		)
331 		__field(	u64,  len		)
332 	),
333 
334 	TP_fast_assign_btrfs(fs_info,
335 		__entry->e_start	= existing->start;
336 		__entry->e_len		= existing->len;
337 		__entry->map_start	= map->start;
338 		__entry->map_len	= map->len;
339 		__entry->start		= start;
340 		__entry->len		= len;
341 	),
342 
343 	TP_printk_btrfs("start=%llu len=%llu "
344 		  "existing(start=%llu len=%llu) "
345 		  "em(start=%llu len=%llu)",
346 		  __entry->start,
347 		  __entry->len,
348 		  __entry->e_start,
349 		  __entry->e_len,
350 		  __entry->map_start,
351 		  __entry->map_len)
352 );
353 
354 /* file extent item */
355 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
356 
357 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
358 		 const struct btrfs_file_extent_item *fi, u64 start),
359 
360 	TP_ARGS(bi, l, fi, start),
361 
362 	TP_STRUCT__entry_btrfs(
363 		__field(	u64,	root_obj	)
364 		__field(	u64,	ino		)
365 		__field(	loff_t,	isize		)
366 		__field(	u64,	disk_isize	)
367 		__field(	u64,	num_bytes	)
368 		__field(	u64,	ram_bytes	)
369 		__field(	u64,	disk_bytenr	)
370 		__field(	u64,	disk_num_bytes	)
371 		__field(	u64,	extent_offset	)
372 		__field(	u8,	extent_type	)
373 		__field(	u8,	compression	)
374 		__field(	u64,	extent_start	)
375 		__field(	u64,	extent_end	)
376 	),
377 
378 	TP_fast_assign_btrfs(bi->root->fs_info,
379 		__entry->root_obj	= bi->root->root_key.objectid;
380 		__entry->ino		= btrfs_ino(bi);
381 		__entry->isize		= bi->vfs_inode.i_size;
382 		__entry->disk_isize	= bi->disk_i_size;
383 		__entry->num_bytes	= btrfs_file_extent_num_bytes(l, fi);
384 		__entry->ram_bytes	= btrfs_file_extent_ram_bytes(l, fi);
385 		__entry->disk_bytenr	= btrfs_file_extent_disk_bytenr(l, fi);
386 		__entry->disk_num_bytes	= btrfs_file_extent_disk_num_bytes(l, fi);
387 		__entry->extent_offset	= btrfs_file_extent_offset(l, fi);
388 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
389 		__entry->compression	= btrfs_file_extent_compression(l, fi);
390 		__entry->extent_start	= start;
391 		__entry->extent_end	= (start + __entry->num_bytes);
392 	),
393 
394 	TP_printk_btrfs(
395 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
396 		"file extent range=[%llu %llu] "
397 		"(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
398 		"disk_num_bytes=%llu extent_offset=%llu type=%s "
399 		"compression=%u",
400 		show_root_type(__entry->root_obj), __entry->ino,
401 		__entry->isize,
402 		__entry->disk_isize, __entry->extent_start,
403 		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
404 		__entry->disk_bytenr, __entry->disk_num_bytes,
405 		__entry->extent_offset, __print_symbolic(__entry->extent_type, FI_TYPES),
406 		__entry->compression)
407 );
408 
409 DECLARE_EVENT_CLASS(
410 	btrfs__file_extent_item_inline,
411 
412 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
413 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
414 
415 	TP_ARGS(bi, l, fi, slot,  start),
416 
417 	TP_STRUCT__entry_btrfs(
418 		__field(	u64,	root_obj	)
419 		__field(	u64,	ino		)
420 		__field(	loff_t,	isize		)
421 		__field(	u64,	disk_isize	)
422 		__field(	u8,	extent_type	)
423 		__field(	u8,	compression	)
424 		__field(	u64,	extent_start	)
425 		__field(	u64,	extent_end	)
426 	),
427 
428 	TP_fast_assign_btrfs(
429 		bi->root->fs_info,
430 		__entry->root_obj	= bi->root->root_key.objectid;
431 		__entry->ino		= btrfs_ino(bi);
432 		__entry->isize		= bi->vfs_inode.i_size;
433 		__entry->disk_isize	= bi->disk_i_size;
434 		__entry->extent_type	= btrfs_file_extent_type(l, fi);
435 		__entry->compression	= btrfs_file_extent_compression(l, fi);
436 		__entry->extent_start	= start;
437 		__entry->extent_end	= (start + btrfs_file_extent_ram_bytes(l, fi));
438 	),
439 
440 	TP_printk_btrfs(
441 		"root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
442 		"file extent range=[%llu %llu] "
443 		"extent_type=%s compression=%u",
444 		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
445 		__entry->disk_isize, __entry->extent_start,
446 		__entry->extent_end, __print_symbolic(__entry->extent_type, FI_TYPES),
447 		__entry->compression)
448 );
449 
450 DEFINE_EVENT(
451 	btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
452 
453 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
454 		 const struct btrfs_file_extent_item *fi, u64 start),
455 
456 	TP_ARGS(bi, l, fi, start)
457 );
458 
459 DEFINE_EVENT(
460 	btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
461 
462 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
463 		 const struct btrfs_file_extent_item *fi, u64 start),
464 
465 	TP_ARGS(bi, l, fi, start)
466 );
467 
468 DEFINE_EVENT(
469 	btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
470 
471 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
472 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
473 
474 	TP_ARGS(bi, l, fi, slot, start)
475 );
476 
477 DEFINE_EVENT(
478 	btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
479 
480 	TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
481 		 const struct btrfs_file_extent_item *fi, int slot, u64 start),
482 
483 	TP_ARGS(bi, l, fi, slot, start)
484 );
485 
486 #define show_ordered_flags(flags)					   \
487 	__print_flags(flags, "|",					   \
488 		{ (1 << BTRFS_ORDERED_REGULAR), 	"REGULAR" 	}, \
489 		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
490 		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
491 		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
492 		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
493 		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
494 		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
495 		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
496 		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
497 
498 
499 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
500 
501 	TP_PROTO(const struct btrfs_inode *inode,
502 		 const struct btrfs_ordered_extent *ordered),
503 
504 	TP_ARGS(inode, ordered),
505 
506 	TP_STRUCT__entry_btrfs(
507 		__field(	u64,  ino		)
508 		__field(	u64,  file_offset	)
509 		__field(	u64,  start		)
510 		__field(	u64,  len		)
511 		__field(	u64,  disk_len		)
512 		__field(	u64,  bytes_left	)
513 		__field(	unsigned long,  flags	)
514 		__field(	int,  compress_type	)
515 		__field(	int,  refs		)
516 		__field(	u64,  root_objectid	)
517 		__field(	u64,  truncated_len	)
518 	),
519 
520 	TP_fast_assign_btrfs(inode->root->fs_info,
521 		__entry->ino 		= btrfs_ino(inode);
522 		__entry->file_offset	= ordered->file_offset;
523 		__entry->start		= ordered->disk_bytenr;
524 		__entry->len		= ordered->num_bytes;
525 		__entry->disk_len	= ordered->disk_num_bytes;
526 		__entry->bytes_left	= ordered->bytes_left;
527 		__entry->flags		= ordered->flags;
528 		__entry->compress_type	= ordered->compress_type;
529 		__entry->refs		= refcount_read(&ordered->refs);
530 		__entry->root_objectid	= inode->root->root_key.objectid;
531 		__entry->truncated_len	= ordered->truncated_len;
532 	),
533 
534 	TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
535 		  "start=%llu len=%llu disk_len=%llu "
536 		  "truncated_len=%llu "
537 		  "bytes_left=%llu flags=%s compress_type=%d "
538 		  "refs=%d",
539 		  show_root_type(__entry->root_objectid),
540 		  __entry->ino,
541 		  __entry->file_offset,
542 		  __entry->start,
543 		  __entry->len,
544 		  __entry->disk_len,
545 		  __entry->truncated_len,
546 		  __entry->bytes_left,
547 		  show_ordered_flags(__entry->flags),
548 		  __entry->compress_type, __entry->refs)
549 );
550 
551 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
552 
553 	TP_PROTO(const struct btrfs_inode *inode,
554 		 const struct btrfs_ordered_extent *ordered),
555 
556 	TP_ARGS(inode, ordered)
557 );
558 
559 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
560 
561 	TP_PROTO(const struct btrfs_inode *inode,
562 		 const struct btrfs_ordered_extent *ordered),
563 
564 	TP_ARGS(inode, ordered)
565 );
566 
567 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
568 
569 	TP_PROTO(const struct btrfs_inode *inode,
570 		 const struct btrfs_ordered_extent *ordered),
571 
572 	TP_ARGS(inode, ordered)
573 );
574 
575 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
576 
577 	TP_PROTO(const struct btrfs_inode *inode,
578 		 const struct btrfs_ordered_extent *ordered),
579 
580 	TP_ARGS(inode, ordered)
581 );
582 
583 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup,
584 
585 	     TP_PROTO(const struct btrfs_inode *inode,
586 		      const struct btrfs_ordered_extent *ordered),
587 
588 	     TP_ARGS(inode, ordered)
589 );
590 
591 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_range,
592 
593 	     TP_PROTO(const struct btrfs_inode *inode,
594 		      const struct btrfs_ordered_extent *ordered),
595 
596 	     TP_ARGS(inode, ordered)
597 );
598 
599 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first_range,
600 
601 	     TP_PROTO(const struct btrfs_inode *inode,
602 		      const struct btrfs_ordered_extent *ordered),
603 
604 	     TP_ARGS(inode, ordered)
605 );
606 
607 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_for_logging,
608 
609 	     TP_PROTO(const struct btrfs_inode *inode,
610 		      const struct btrfs_ordered_extent *ordered),
611 
612 	     TP_ARGS(inode, ordered)
613 );
614 
615 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first,
616 
617 	     TP_PROTO(const struct btrfs_inode *inode,
618 		      const struct btrfs_ordered_extent *ordered),
619 
620 	     TP_ARGS(inode, ordered)
621 );
622 
623 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_split,
624 
625 	     TP_PROTO(const struct btrfs_inode *inode,
626 		      const struct btrfs_ordered_extent *ordered),
627 
628 	     TP_ARGS(inode, ordered)
629 );
630 
631 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_dec_test_pending,
632 
633 	     TP_PROTO(const struct btrfs_inode *inode,
634 		      const struct btrfs_ordered_extent *ordered),
635 
636 	     TP_ARGS(inode, ordered)
637 );
638 
639 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_mark_finished,
640 
641 	     TP_PROTO(const struct btrfs_inode *inode,
642 		      const struct btrfs_ordered_extent *ordered),
643 
644 	     TP_ARGS(inode, ordered)
645 );
646 
647 TRACE_EVENT(btrfs_finish_ordered_extent,
648 
649 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 len,
650 		 bool uptodate),
651 
652 	TP_ARGS(inode, start, len, uptodate),
653 
654 	TP_STRUCT__entry_btrfs(
655 		__field(	u64,	 ino		)
656 		__field(	u64,	 start		)
657 		__field(	u64,	 len		)
658 		__field(	bool,	 uptodate	)
659 		__field(	u64,	 root_objectid	)
660 	),
661 
662 	TP_fast_assign_btrfs(inode->root->fs_info,
663 		__entry->ino	= btrfs_ino(inode);
664 		__entry->start	= start;
665 		__entry->len	= len;
666 		__entry->uptodate = uptodate;
667 		__entry->root_objectid = inode->root->root_key.objectid;
668 	),
669 
670 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu uptodate=%d",
671 		  show_root_type(__entry->root_objectid),
672 		  __entry->ino, __entry->start,
673 		  __entry->len, !!__entry->uptodate)
674 );
675 
676 DECLARE_EVENT_CLASS(btrfs__writepage,
677 
678 	TP_PROTO(const struct folio *folio, const struct inode *inode,
679 		 const struct writeback_control *wbc),
680 
681 	TP_ARGS(folio, inode, wbc),
682 
683 	TP_STRUCT__entry_btrfs(
684 		__field(	u64,	ino			)
685 		__field(	pgoff_t,  index			)
686 		__field(	long,   nr_to_write		)
687 		__field(	long,   pages_skipped		)
688 		__field(	loff_t, range_start		)
689 		__field(	loff_t, range_end		)
690 		__field(	char,   for_kupdate		)
691 		__field(	char,   for_reclaim		)
692 		__field(	char,   range_cyclic		)
693 		__field(	unsigned long,  writeback_index	)
694 		__field(	u64,    root_objectid		)
695 	),
696 
697 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
698 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
699 		__entry->index		= folio->index;
700 		__entry->nr_to_write	= wbc->nr_to_write;
701 		__entry->pages_skipped	= wbc->pages_skipped;
702 		__entry->range_start	= wbc->range_start;
703 		__entry->range_end	= wbc->range_end;
704 		__entry->for_kupdate	= wbc->for_kupdate;
705 		__entry->for_reclaim	= wbc->for_reclaim;
706 		__entry->range_cyclic	= wbc->range_cyclic;
707 		__entry->writeback_index = inode->i_mapping->writeback_index;
708 		__entry->root_objectid	=
709 				 BTRFS_I(inode)->root->root_key.objectid;
710 	),
711 
712 	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
713 		  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
714 		  "range_end=%llu for_kupdate=%d "
715 		  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
716 		  show_root_type(__entry->root_objectid),
717 		  __entry->ino, __entry->index,
718 		  __entry->nr_to_write, __entry->pages_skipped,
719 		  __entry->range_start, __entry->range_end,
720 		  __entry->for_kupdate,
721 		  __entry->for_reclaim, __entry->range_cyclic,
722 		  __entry->writeback_index)
723 );
724 
725 DEFINE_EVENT(btrfs__writepage, extent_writepage,
726 
727 	TP_PROTO(const struct folio *folio, const struct inode *inode,
728 		 const struct writeback_control *wbc),
729 
730 	TP_ARGS(folio, inode, wbc)
731 );
732 
733 TRACE_EVENT(btrfs_writepage_end_io_hook,
734 
735 	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end,
736 		 int uptodate),
737 
738 	TP_ARGS(inode, start, end, uptodate),
739 
740 	TP_STRUCT__entry_btrfs(
741 		__field(	u64,	 ino		)
742 		__field(	u64,	 start		)
743 		__field(	u64,	 end		)
744 		__field(	int,	 uptodate	)
745 		__field(	u64,    root_objectid	)
746 	),
747 
748 	TP_fast_assign_btrfs(inode->root->fs_info,
749 		__entry->ino	= btrfs_ino(inode);
750 		__entry->start	= start;
751 		__entry->end	= end;
752 		__entry->uptodate = uptodate;
753 		__entry->root_objectid = inode->root->root_key.objectid;
754 	),
755 
756 	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu end=%llu uptodate=%d",
757 		  show_root_type(__entry->root_objectid),
758 		  __entry->ino, __entry->start,
759 		  __entry->end, __entry->uptodate)
760 );
761 
762 TRACE_EVENT(btrfs_sync_file,
763 
764 	TP_PROTO(const struct file *file, int datasync),
765 
766 	TP_ARGS(file, datasync),
767 
768 	TP_STRUCT__entry_btrfs(
769 		__field(	u64,	ino		)
770 		__field(	u64,	parent		)
771 		__field(	int,    datasync	)
772 		__field(	u64,    root_objectid	)
773 	),
774 
775 	TP_fast_assign(
776 		const struct dentry *dentry = file->f_path.dentry;
777 		const struct inode *inode = d_inode(dentry);
778 
779 		TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
780 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
781 		__entry->parent		= btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
782 		__entry->datasync	= datasync;
783 		__entry->root_objectid	=
784 				 BTRFS_I(inode)->root->root_key.objectid;
785 	),
786 
787 	TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
788 		  show_root_type(__entry->root_objectid),
789 		  __entry->ino,
790 		  __entry->parent,
791 		  __entry->datasync)
792 );
793 
794 TRACE_EVENT(btrfs_sync_fs,
795 
796 	TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
797 
798 	TP_ARGS(fs_info, wait),
799 
800 	TP_STRUCT__entry_btrfs(
801 		__field(	int,  wait		)
802 	),
803 
804 	TP_fast_assign_btrfs(fs_info,
805 		__entry->wait	= wait;
806 	),
807 
808 	TP_printk_btrfs("wait=%d", __entry->wait)
809 );
810 
811 TRACE_EVENT(btrfs_add_block_group,
812 
813 	TP_PROTO(const struct btrfs_fs_info *fs_info,
814 		 const struct btrfs_block_group *block_group, int create),
815 
816 	TP_ARGS(fs_info, block_group, create),
817 
818 	TP_STRUCT__entry_btrfs(
819 		__field(	u64,	offset			)
820 		__field(	u64,	size			)
821 		__field(	u64,	flags			)
822 		__field(	u64,	bytes_used		)
823 		__field(	u64,	bytes_super		)
824 		__field(	int,	create			)
825 	),
826 
827 	TP_fast_assign_btrfs(fs_info,
828 		__entry->offset		= block_group->start;
829 		__entry->size		= block_group->length;
830 		__entry->flags		= block_group->flags;
831 		__entry->bytes_used	= block_group->used;
832 		__entry->bytes_super	= block_group->bytes_super;
833 		__entry->create		= create;
834 	),
835 
836 	TP_printk_btrfs("block_group offset=%llu size=%llu "
837 		  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
838 		  "create=%d",
839 		  __entry->offset,
840 		  __entry->size,
841 		  __entry->flags,
842 		  __print_flags((unsigned long)__entry->flags, "|",
843 				BTRFS_GROUP_FLAGS),
844 		  __entry->bytes_used,
845 		  __entry->bytes_super, __entry->create)
846 );
847 
848 #define show_ref_action(action)						\
849 	__print_symbolic(action,					\
850 		{ BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },	\
851 		{ BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },	\
852 		{ BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, 	\
853 		{ BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
854 
855 
856 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
857 
858 	TP_PROTO(const struct btrfs_fs_info *fs_info,
859 		 const struct btrfs_delayed_ref_node *ref),
860 
861 	TP_ARGS(fs_info, ref),
862 
863 	TP_STRUCT__entry_btrfs(
864 		__field(	u64,  bytenr		)
865 		__field(	u64,  num_bytes		)
866 		__field(	int,  action		)
867 		__field(	u64,  parent		)
868 		__field(	u64,  ref_root		)
869 		__field(	int,  level		)
870 		__field(	int,  type		)
871 		__field(	u64,  seq		)
872 	),
873 
874 	TP_fast_assign_btrfs(fs_info,
875 		__entry->bytenr		= ref->bytenr;
876 		__entry->num_bytes	= ref->num_bytes;
877 		__entry->action		= ref->action;
878 		__entry->parent		= ref->parent;
879 		__entry->ref_root	= ref->ref_root;
880 		__entry->level		= ref->tree_ref.level;
881 		__entry->type		= ref->type;
882 		__entry->seq		= ref->seq;
883 	),
884 
885 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
886 		  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
887 		  "type=%s seq=%llu",
888 		  __entry->bytenr,
889 		  __entry->num_bytes,
890 		  show_ref_action(__entry->action),
891 		  show_root_type(__entry->parent),
892 		  show_root_type(__entry->ref_root),
893 		  __entry->level, show_ref_type(__entry->type),
894 		  __entry->seq)
895 );
896 
897 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
898 
899 	TP_PROTO(const struct btrfs_fs_info *fs_info,
900 		 const struct btrfs_delayed_ref_node *ref),
901 
902 	TP_ARGS(fs_info, ref)
903 );
904 
905 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
906 
907 	TP_PROTO(const struct btrfs_fs_info *fs_info,
908 		 const struct btrfs_delayed_ref_node *ref),
909 
910 	TP_ARGS(fs_info, ref)
911 );
912 
913 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
914 
915 	TP_PROTO(const struct btrfs_fs_info *fs_info,
916 		 const struct btrfs_delayed_ref_node *ref),
917 
918 	TP_ARGS(fs_info, ref),
919 
920 	TP_STRUCT__entry_btrfs(
921 		__field(	u64,  bytenr		)
922 		__field(	u64,  num_bytes		)
923 		__field(	int,  action		)
924 		__field(	u64,  parent		)
925 		__field(	u64,  ref_root		)
926 		__field(	u64,  owner		)
927 		__field(	u64,  offset		)
928 		__field(	int,  type		)
929 		__field(	u64,  seq		)
930 	),
931 
932 	TP_fast_assign_btrfs(fs_info,
933 		__entry->bytenr		= ref->bytenr;
934 		__entry->num_bytes	= ref->num_bytes;
935 		__entry->action		= ref->action;
936 		__entry->parent		= ref->parent;
937 		__entry->ref_root	= ref->ref_root;
938 		__entry->owner		= ref->data_ref.objectid;
939 		__entry->offset		= ref->data_ref.offset;
940 		__entry->type		= ref->type;
941 		__entry->seq		= ref->seq;
942 	),
943 
944 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
945 		  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
946 		  "offset=%llu type=%s seq=%llu",
947 		  __entry->bytenr,
948 		  __entry->num_bytes,
949 		  show_ref_action(__entry->action),
950 		  show_root_type(__entry->parent),
951 		  show_root_type(__entry->ref_root),
952 		  __entry->owner,
953 		  __entry->offset,
954 		  show_ref_type(__entry->type),
955 		  __entry->seq)
956 );
957 
958 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
959 
960 	TP_PROTO(const struct btrfs_fs_info *fs_info,
961 		 const struct btrfs_delayed_ref_node *ref),
962 
963 	TP_ARGS(fs_info, ref)
964 );
965 
966 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
967 
968 	TP_PROTO(const struct btrfs_fs_info *fs_info,
969 		 const struct btrfs_delayed_ref_node *ref),
970 
971 	TP_ARGS(fs_info, ref)
972 );
973 
974 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
975 
976 	TP_PROTO(const struct btrfs_fs_info *fs_info,
977 		 const struct btrfs_delayed_ref_head *head_ref,
978 		 int action),
979 
980 	TP_ARGS(fs_info, head_ref, action),
981 
982 	TP_STRUCT__entry_btrfs(
983 		__field(	u64,  bytenr		)
984 		__field(	u64,  num_bytes		)
985 		__field(	int,  action		)
986 		__field(	int,  is_data		)
987 	),
988 
989 	TP_fast_assign_btrfs(fs_info,
990 		__entry->bytenr		= head_ref->bytenr;
991 		__entry->num_bytes	= head_ref->num_bytes;
992 		__entry->action		= action;
993 		__entry->is_data	= head_ref->is_data;
994 	),
995 
996 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
997 		  __entry->bytenr,
998 		  __entry->num_bytes,
999 		  show_ref_action(__entry->action),
1000 		  __entry->is_data)
1001 );
1002 
1003 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
1004 
1005 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1006 		 const struct btrfs_delayed_ref_head *head_ref,
1007 		 int action),
1008 
1009 	TP_ARGS(fs_info, head_ref, action)
1010 );
1011 
1012 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
1013 
1014 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1015 		 const struct btrfs_delayed_ref_head *head_ref,
1016 		 int action),
1017 
1018 	TP_ARGS(fs_info, head_ref, action)
1019 );
1020 
1021 #define show_chunk_type(type)					\
1022 	__print_flags(type, "|",				\
1023 		{ BTRFS_BLOCK_GROUP_DATA, 	"DATA"	},	\
1024 		{ BTRFS_BLOCK_GROUP_SYSTEM, 	"SYSTEM"},	\
1025 		{ BTRFS_BLOCK_GROUP_METADATA, 	"METADATA"},	\
1026 		{ BTRFS_BLOCK_GROUP_RAID0, 	"RAID0" },	\
1027 		{ BTRFS_BLOCK_GROUP_RAID1, 	"RAID1" },	\
1028 		{ BTRFS_BLOCK_GROUP_DUP, 	"DUP"	},	\
1029 		{ BTRFS_BLOCK_GROUP_RAID10, 	"RAID10"},	\
1030 		{ BTRFS_BLOCK_GROUP_RAID5, 	"RAID5"	},	\
1031 		{ BTRFS_BLOCK_GROUP_RAID6, 	"RAID6"	})
1032 
1033 DECLARE_EVENT_CLASS(btrfs__chunk,
1034 
1035 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1036 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1037 
1038 	TP_ARGS(fs_info, map, offset, size),
1039 
1040 	TP_STRUCT__entry_btrfs(
1041 		__field(	int,  num_stripes		)
1042 		__field(	u64,  type			)
1043 		__field(	int,  sub_stripes		)
1044 		__field(	u64,  offset			)
1045 		__field(	u64,  size			)
1046 		__field(	u64,  root_objectid		)
1047 	),
1048 
1049 	TP_fast_assign_btrfs(fs_info,
1050 		__entry->num_stripes	= map->num_stripes;
1051 		__entry->type		= map->type;
1052 		__entry->sub_stripes	= map->sub_stripes;
1053 		__entry->offset		= offset;
1054 		__entry->size		= size;
1055 		__entry->root_objectid	= fs_info->chunk_root->root_key.objectid;
1056 	),
1057 
1058 	TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
1059 		  "num_stripes=%d sub_stripes=%d type=%s",
1060 		  show_root_type(__entry->root_objectid),
1061 		  __entry->offset,
1062 		  __entry->size,
1063 		  __entry->num_stripes, __entry->sub_stripes,
1064 		  show_chunk_type(__entry->type))
1065 );
1066 
1067 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
1068 
1069 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1070 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1071 
1072 	TP_ARGS(fs_info, map, offset, size)
1073 );
1074 
1075 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
1076 
1077 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1078 		 const struct btrfs_chunk_map *map, u64 offset, u64 size),
1079 
1080 	TP_ARGS(fs_info, map, offset, size)
1081 );
1082 
1083 TRACE_EVENT(btrfs_cow_block,
1084 
1085 	TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
1086 		 const struct extent_buffer *cow),
1087 
1088 	TP_ARGS(root, buf, cow),
1089 
1090 	TP_STRUCT__entry_btrfs(
1091 		__field(	u64,  root_objectid		)
1092 		__field(	u64,  buf_start			)
1093 		__field(	int,  refs			)
1094 		__field(	u64,  cow_start			)
1095 		__field(	int,  buf_level			)
1096 		__field(	int,  cow_level			)
1097 	),
1098 
1099 	TP_fast_assign_btrfs(root->fs_info,
1100 		__entry->root_objectid	= root->root_key.objectid;
1101 		__entry->buf_start	= buf->start;
1102 		__entry->refs		= atomic_read(&buf->refs);
1103 		__entry->cow_start	= cow->start;
1104 		__entry->buf_level	= btrfs_header_level(buf);
1105 		__entry->cow_level	= btrfs_header_level(cow);
1106 	),
1107 
1108 	TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1109 		  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1110 		  show_root_type(__entry->root_objectid),
1111 		  __entry->refs,
1112 		  __entry->buf_start,
1113 		  __entry->buf_level,
1114 		  __entry->cow_start,
1115 		  __entry->cow_level)
1116 );
1117 
1118 TRACE_EVENT(btrfs_space_reservation,
1119 
1120 	TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
1121 		 u64 bytes, int reserve),
1122 
1123 	TP_ARGS(fs_info, type, val, bytes, reserve),
1124 
1125 	TP_STRUCT__entry_btrfs(
1126 		__string(	type,	type			)
1127 		__field(	u64,	val			)
1128 		__field(	u64,	bytes			)
1129 		__field(	int,	reserve			)
1130 	),
1131 
1132 	TP_fast_assign_btrfs(fs_info,
1133 		__assign_str(type);
1134 		__entry->val		= val;
1135 		__entry->bytes		= bytes;
1136 		__entry->reserve	= reserve;
1137 	),
1138 
1139 	TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1140 			__entry->reserve ? "reserve" : "release",
1141 			__entry->bytes)
1142 );
1143 
1144 TRACE_EVENT(btrfs_trigger_flush,
1145 
1146 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1147 		 int flush, const char *reason),
1148 
1149 	TP_ARGS(fs_info, flags, bytes, flush, reason),
1150 
1151 	TP_STRUCT__entry_btrfs(
1152 		__field(	u64,	flags			)
1153 		__field(	u64,	bytes			)
1154 		__field(	int,	flush			)
1155 		__string(	reason,	reason			)
1156 	),
1157 
1158 	TP_fast_assign_btrfs(fs_info,
1159 		__entry->flags	= flags;
1160 		__entry->bytes	= bytes;
1161 		__entry->flush	= flush;
1162 		__assign_str(reason);
1163 	),
1164 
1165 	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1166 		  __get_str(reason), __entry->flush,
1167 		  __print_symbolic(__entry->flush, FLUSH_ACTIONS),
1168 		  __entry->flags,
1169 		  __print_flags((unsigned long)__entry->flags, "|",
1170 				BTRFS_GROUP_FLAGS),
1171 		  __entry->bytes)
1172 );
1173 
1174 
1175 TRACE_EVENT(btrfs_flush_space,
1176 
1177 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1178 		 int state, int ret, bool for_preempt),
1179 
1180 	TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
1181 
1182 	TP_STRUCT__entry_btrfs(
1183 		__field(	u64,	flags			)
1184 		__field(	u64,	num_bytes		)
1185 		__field(	int,	state			)
1186 		__field(	int,	ret			)
1187 		__field(       bool,	for_preempt		)
1188 	),
1189 
1190 	TP_fast_assign_btrfs(fs_info,
1191 		__entry->flags		=	flags;
1192 		__entry->num_bytes	=	num_bytes;
1193 		__entry->state		=	state;
1194 		__entry->ret		=	ret;
1195 		__entry->for_preempt	=	for_preempt;
1196 	),
1197 
1198 	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d",
1199 		  __entry->state,
1200 		  __print_symbolic(__entry->state, FLUSH_STATES),
1201 		  __entry->flags,
1202 		  __print_flags((unsigned long)__entry->flags, "|",
1203 				BTRFS_GROUP_FLAGS),
1204 		  __entry->num_bytes, __entry->ret, __entry->for_preempt)
1205 );
1206 
1207 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1208 
1209 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1210 
1211 	TP_ARGS(fs_info, start, len),
1212 
1213 	TP_STRUCT__entry_btrfs(
1214 		__field(	u64,  start			)
1215 		__field(	u64,  len			)
1216 	),
1217 
1218 	TP_fast_assign_btrfs(fs_info,
1219 		__entry->start		= start;
1220 		__entry->len		= len;
1221 	),
1222 
1223 	TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1224 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1225 		  __entry->start,
1226 		  __entry->len)
1227 );
1228 
1229 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1230 
1231 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1232 
1233 	TP_ARGS(fs_info, start, len)
1234 );
1235 
1236 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1237 
1238 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1239 
1240 	TP_ARGS(fs_info, start, len)
1241 );
1242 
1243 TRACE_EVENT(find_free_extent,
1244 
1245 	TP_PROTO(const struct btrfs_root *root,
1246 		 const struct find_free_extent_ctl *ffe_ctl),
1247 
1248 	TP_ARGS(root, ffe_ctl),
1249 
1250 	TP_STRUCT__entry_btrfs(
1251 		__field(	u64,	root_objectid		)
1252 		__field(	u64,	num_bytes		)
1253 		__field(	u64,	empty_size		)
1254 		__field(	u64,	flags			)
1255 	),
1256 
1257 	TP_fast_assign_btrfs(root->fs_info,
1258 		__entry->root_objectid	= root->root_key.objectid;
1259 		__entry->num_bytes	= ffe_ctl->num_bytes;
1260 		__entry->empty_size	= ffe_ctl->empty_size;
1261 		__entry->flags		= ffe_ctl->flags;
1262 	),
1263 
1264 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1265 		  show_root_type(__entry->root_objectid),
1266 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1267 		  __print_flags((unsigned long)__entry->flags, "|",
1268 				 BTRFS_GROUP_FLAGS))
1269 );
1270 
1271 TRACE_EVENT(find_free_extent_search_loop,
1272 
1273 	TP_PROTO(const struct btrfs_root *root,
1274 		 const struct find_free_extent_ctl *ffe_ctl),
1275 
1276 	TP_ARGS(root, ffe_ctl),
1277 
1278 	TP_STRUCT__entry_btrfs(
1279 		__field(	u64,	root_objectid		)
1280 		__field(	u64,	num_bytes		)
1281 		__field(	u64,	empty_size		)
1282 		__field(	u64,	flags			)
1283 		__field(	u64,	loop			)
1284 	),
1285 
1286 	TP_fast_assign_btrfs(root->fs_info,
1287 		__entry->root_objectid	= root->root_key.objectid;
1288 		__entry->num_bytes	= ffe_ctl->num_bytes;
1289 		__entry->empty_size	= ffe_ctl->empty_size;
1290 		__entry->flags		= ffe_ctl->flags;
1291 		__entry->loop		= ffe_ctl->loop;
1292 	),
1293 
1294 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu",
1295 		  show_root_type(__entry->root_objectid),
1296 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1297 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1298 		  __entry->loop)
1299 );
1300 
1301 TRACE_EVENT(find_free_extent_have_block_group,
1302 
1303 	TP_PROTO(const struct btrfs_root *root,
1304 		 const struct find_free_extent_ctl *ffe_ctl,
1305 		 const struct btrfs_block_group *block_group),
1306 
1307 	TP_ARGS(root, ffe_ctl, block_group),
1308 
1309 	TP_STRUCT__entry_btrfs(
1310 		__field(	u64,	root_objectid		)
1311 		__field(	u64,	num_bytes		)
1312 		__field(	u64,	empty_size		)
1313 		__field(	u64,	flags			)
1314 		__field(	u64,	loop			)
1315 		__field(	bool,	hinted			)
1316 		__field(	u64,	bg_start		)
1317 		__field(	u64,	bg_flags		)
1318 	),
1319 
1320 	TP_fast_assign_btrfs(root->fs_info,
1321 		__entry->root_objectid	= root->root_key.objectid;
1322 		__entry->num_bytes	= ffe_ctl->num_bytes;
1323 		__entry->empty_size	= ffe_ctl->empty_size;
1324 		__entry->flags		= ffe_ctl->flags;
1325 		__entry->loop		= ffe_ctl->loop;
1326 		__entry->hinted		= ffe_ctl->hinted;
1327 		__entry->bg_start	= block_group->start;
1328 		__entry->bg_flags	= block_group->flags;
1329 	),
1330 
1331 	TP_printk_btrfs(
1332 "root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s) loop=%llu hinted=%d block_group=%llu bg_flags=%llu(%s)",
1333 		  show_root_type(__entry->root_objectid),
1334 		  __entry->num_bytes, __entry->empty_size, __entry->flags,
1335 		  __print_flags((unsigned long)__entry->flags, "|", BTRFS_GROUP_FLAGS),
1336 		  __entry->loop, __entry->hinted,
1337 		  __entry->bg_start, __entry->bg_flags,
1338 		  __print_flags((unsigned long)__entry->bg_flags, "|",
1339 				 BTRFS_GROUP_FLAGS))
1340 );
1341 
1342 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1343 
1344 	TP_PROTO(const struct btrfs_block_group *block_group,
1345 		 const struct find_free_extent_ctl *ffe_ctl),
1346 
1347 	TP_ARGS(block_group, ffe_ctl),
1348 
1349 	TP_STRUCT__entry_btrfs(
1350 		__field(	u64,	bg_objectid		)
1351 		__field(	u64,	flags			)
1352 		__field(	int,	bg_size_class		)
1353 		__field(	u64,	start			)
1354 		__field(	u64,	len			)
1355 		__field(	u64,	loop			)
1356 		__field(	bool,	hinted			)
1357 		__field(	int,	size_class		)
1358 	),
1359 
1360 	TP_fast_assign_btrfs(block_group->fs_info,
1361 		__entry->bg_objectid	= block_group->start;
1362 		__entry->flags		= block_group->flags;
1363 		__entry->bg_size_class	= block_group->size_class;
1364 		__entry->start		= ffe_ctl->search_start;
1365 		__entry->len		= ffe_ctl->num_bytes;
1366 		__entry->loop		= ffe_ctl->loop;
1367 		__entry->hinted		= ffe_ctl->hinted;
1368 		__entry->size_class	= ffe_ctl->size_class;
1369 	),
1370 
1371 	TP_printk_btrfs(
1372 "root=%llu(%s) block_group=%llu flags=%llu(%s) bg_size_class=%d start=%llu len=%llu loop=%llu hinted=%d size_class=%d",
1373 		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1374 		  __entry->bg_objectid,
1375 		  __entry->flags, __print_flags((unsigned long)__entry->flags,
1376 						"|", BTRFS_GROUP_FLAGS),
1377 		  __entry->bg_size_class, __entry->start, __entry->len,
1378 		  __entry->loop, __entry->hinted, __entry->size_class)
1379 );
1380 
1381 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1382 
1383 	TP_PROTO(const struct btrfs_block_group *block_group,
1384 		 const struct find_free_extent_ctl *ffe_ctl),
1385 
1386 	TP_ARGS(block_group, ffe_ctl)
1387 );
1388 
1389 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1390 
1391 	TP_PROTO(const struct btrfs_block_group *block_group,
1392 		 const struct find_free_extent_ctl *ffe_ctl),
1393 
1394 	TP_ARGS(block_group, ffe_ctl)
1395 );
1396 
1397 TRACE_EVENT(btrfs_find_cluster,
1398 
1399 	TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1400 		 u64 bytes, u64 empty_size, u64 min_bytes),
1401 
1402 	TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1403 
1404 	TP_STRUCT__entry_btrfs(
1405 		__field(	u64,	bg_objectid		)
1406 		__field(	u64,	flags			)
1407 		__field(	u64,	start			)
1408 		__field(	u64,	bytes			)
1409 		__field(	u64,	empty_size		)
1410 		__field(	u64,	min_bytes		)
1411 	),
1412 
1413 	TP_fast_assign_btrfs(block_group->fs_info,
1414 		__entry->bg_objectid	= block_group->start;
1415 		__entry->flags		= block_group->flags;
1416 		__entry->start		= start;
1417 		__entry->bytes		= bytes;
1418 		__entry->empty_size	= empty_size;
1419 		__entry->min_bytes	= min_bytes;
1420 	),
1421 
1422 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1423 		  "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1424 		  __entry->flags,
1425 		  __print_flags((unsigned long)__entry->flags, "|",
1426 				BTRFS_GROUP_FLAGS), __entry->start,
1427 		  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1428 );
1429 
1430 TRACE_EVENT(btrfs_failed_cluster_setup,
1431 
1432 	TP_PROTO(const struct btrfs_block_group *block_group),
1433 
1434 	TP_ARGS(block_group),
1435 
1436 	TP_STRUCT__entry_btrfs(
1437 		__field(	u64,	bg_objectid		)
1438 	),
1439 
1440 	TP_fast_assign_btrfs(block_group->fs_info,
1441 		__entry->bg_objectid	= block_group->start;
1442 	),
1443 
1444 	TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1445 );
1446 
1447 TRACE_EVENT(btrfs_setup_cluster,
1448 
1449 	TP_PROTO(const struct btrfs_block_group *block_group,
1450 		 const struct btrfs_free_cluster *cluster,
1451 		 u64 size, int bitmap),
1452 
1453 	TP_ARGS(block_group, cluster, size, bitmap),
1454 
1455 	TP_STRUCT__entry_btrfs(
1456 		__field(	u64,	bg_objectid		)
1457 		__field(	u64,	flags			)
1458 		__field(	u64,	start			)
1459 		__field(	u64,	max_size		)
1460 		__field(	u64,	size			)
1461 		__field(	int,	bitmap			)
1462 	),
1463 
1464 	TP_fast_assign_btrfs(block_group->fs_info,
1465 		__entry->bg_objectid	= block_group->start;
1466 		__entry->flags		= block_group->flags;
1467 		__entry->start		= cluster->window_start;
1468 		__entry->max_size	= cluster->max_size;
1469 		__entry->size		= size;
1470 		__entry->bitmap		= bitmap;
1471 	),
1472 
1473 	TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1474 		  "size=%llu max_size=%llu bitmap=%d",
1475 		  __entry->bg_objectid,
1476 		  __entry->flags,
1477 		  __print_flags((unsigned long)__entry->flags, "|",
1478 				BTRFS_GROUP_FLAGS), __entry->start,
1479 		  __entry->size, __entry->max_size, __entry->bitmap)
1480 );
1481 
1482 struct extent_state;
1483 TRACE_EVENT(alloc_extent_state,
1484 
1485 	TP_PROTO(const struct extent_state *state,
1486 		 gfp_t mask, unsigned long IP),
1487 
1488 	TP_ARGS(state, mask, IP),
1489 
1490 	TP_STRUCT__entry(
1491 		__field(const struct extent_state *, state)
1492 		__field(unsigned long, mask)
1493 		__field(const void*, ip)
1494 	),
1495 
1496 	TP_fast_assign(
1497 		__entry->state	= state,
1498 		__entry->mask	= (__force unsigned long)mask,
1499 		__entry->ip	= (const void *)IP
1500 	),
1501 
1502 	TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1503 		  show_gfp_flags(__entry->mask), __entry->ip)
1504 );
1505 
1506 TRACE_EVENT(free_extent_state,
1507 
1508 	TP_PROTO(const struct extent_state *state, unsigned long IP),
1509 
1510 	TP_ARGS(state, IP),
1511 
1512 	TP_STRUCT__entry(
1513 		__field(const struct extent_state *, state)
1514 		__field(const void*, ip)
1515 	),
1516 
1517 	TP_fast_assign(
1518 		__entry->state	= state,
1519 		__entry->ip = (const void *)IP
1520 	),
1521 
1522 	TP_printk("state=%p caller=%pS", __entry->state, __entry->ip)
1523 );
1524 
1525 DECLARE_EVENT_CLASS(btrfs__work,
1526 
1527 	TP_PROTO(const struct btrfs_work *work),
1528 
1529 	TP_ARGS(work),
1530 
1531 	TP_STRUCT__entry_btrfs(
1532 		__field(	const void *,	work			)
1533 		__field(	const void *,	wq			)
1534 		__field(	const void *,	func			)
1535 		__field(	const void *,	ordered_func		)
1536 		__field(	const void *,	normal_work		)
1537 	),
1538 
1539 	TP_fast_assign_btrfs(btrfs_work_owner(work),
1540 		__entry->work		= work;
1541 		__entry->wq		= work->wq;
1542 		__entry->func		= work->func;
1543 		__entry->ordered_func	= work->ordered_func;
1544 		__entry->normal_work	= &work->normal_work;
1545 	),
1546 
1547 	TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%ps ordered_func=%p",
1548 		  __entry->work, __entry->normal_work, __entry->wq,
1549 		   __entry->func, __entry->ordered_func)
1550 );
1551 
1552 /*
1553  * For situations when the work is freed, we pass fs_info and a tag that matches
1554  * the address of the work structure so it can be paired with the scheduling
1555  * event. DO NOT add anything here that dereferences wtag.
1556  */
1557 DECLARE_EVENT_CLASS(btrfs__work__done,
1558 
1559 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1560 
1561 	TP_ARGS(fs_info, wtag),
1562 
1563 	TP_STRUCT__entry_btrfs(
1564 		__field(	const void *,	wtag			)
1565 	),
1566 
1567 	TP_fast_assign_btrfs(fs_info,
1568 		__entry->wtag		= wtag;
1569 	),
1570 
1571 	TP_printk_btrfs("work->%p", __entry->wtag)
1572 );
1573 
1574 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1575 
1576 	TP_PROTO(const struct btrfs_work *work),
1577 
1578 	TP_ARGS(work)
1579 );
1580 
1581 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1582 
1583 	TP_PROTO(const struct btrfs_work *work),
1584 
1585 	TP_ARGS(work)
1586 );
1587 
1588 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1589 
1590 	TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1591 
1592 	TP_ARGS(fs_info, wtag)
1593 );
1594 
1595 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1596 
1597 	TP_PROTO(const struct btrfs_work *work),
1598 
1599 	TP_ARGS(work)
1600 );
1601 
1602 DECLARE_EVENT_CLASS(btrfs_workqueue,
1603 
1604 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1605 
1606 	TP_ARGS(wq, name),
1607 
1608 	TP_STRUCT__entry_btrfs(
1609 		__field(	const void *,	wq			)
1610 		__string(	name,	name			)
1611 	),
1612 
1613 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1614 		__entry->wq		= wq;
1615 		__assign_str(name);
1616 	),
1617 
1618 	TP_printk_btrfs("name=%s wq=%p", __get_str(name),
1619 		  __entry->wq)
1620 );
1621 
1622 DEFINE_EVENT(btrfs_workqueue, btrfs_workqueue_alloc,
1623 
1624 	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
1625 
1626 	TP_ARGS(wq, name)
1627 );
1628 
1629 DECLARE_EVENT_CLASS(btrfs_workqueue_done,
1630 
1631 	TP_PROTO(const struct btrfs_workqueue *wq),
1632 
1633 	TP_ARGS(wq),
1634 
1635 	TP_STRUCT__entry_btrfs(
1636 		__field(	const void *,	wq		)
1637 	),
1638 
1639 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1640 		__entry->wq		= wq;
1641 	),
1642 
1643 	TP_printk_btrfs("wq=%p", __entry->wq)
1644 );
1645 
1646 DEFINE_EVENT(btrfs_workqueue_done, btrfs_workqueue_destroy,
1647 
1648 	TP_PROTO(const struct btrfs_workqueue *wq),
1649 
1650 	TP_ARGS(wq)
1651 );
1652 
1653 #define BTRFS_QGROUP_OPERATIONS				\
1654 	{ QGROUP_RESERVE,	"reserve"	},	\
1655 	{ QGROUP_RELEASE,	"release"	},	\
1656 	{ QGROUP_FREE,		"free"		}
1657 
1658 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1659 
1660 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1661 		 u64 reserved, int op),
1662 
1663 	TP_ARGS(inode, start, len, reserved, op),
1664 
1665 	TP_STRUCT__entry_btrfs(
1666 		__field(	u64,		rootid		)
1667 		__field(	u64,		ino		)
1668 		__field(	u64,		start		)
1669 		__field(	u64,		len		)
1670 		__field(	u64,		reserved	)
1671 		__field(	int,		op		)
1672 	),
1673 
1674 	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1675 		__entry->rootid		=
1676 			BTRFS_I(inode)->root->root_key.objectid;
1677 		__entry->ino		= btrfs_ino(BTRFS_I(inode));
1678 		__entry->start		= start;
1679 		__entry->len		= len;
1680 		__entry->reserved	= reserved;
1681 		__entry->op		= op;
1682 	),
1683 
1684 	TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1685 		  __entry->rootid, __entry->ino, __entry->start, __entry->len,
1686 		  __entry->reserved,
1687 		  __print_flags((unsigned long)__entry->op, "",
1688 				BTRFS_QGROUP_OPERATIONS)
1689 	)
1690 );
1691 
1692 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_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 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1701 
1702 	TP_PROTO(const struct inode *inode, u64 start, u64 len,
1703 		 u64 reserved, int op),
1704 
1705 	TP_ARGS(inode, start, len, reserved, op)
1706 );
1707 
1708 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1709 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1710 		 const struct btrfs_qgroup_extent_record *rec,
1711 		 u64 bytenr),
1712 
1713 	TP_ARGS(fs_info, rec, bytenr),
1714 
1715 	TP_STRUCT__entry_btrfs(
1716 		__field(	u64,  bytenr		)
1717 		__field(	u64,  num_bytes		)
1718 	),
1719 
1720 	TP_fast_assign_btrfs(fs_info,
1721 		__entry->bytenr		= bytenr;
1722 		__entry->num_bytes	= rec->num_bytes;
1723 	),
1724 
1725 	TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1726 		  __entry->bytenr, __entry->num_bytes)
1727 );
1728 
1729 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1730 
1731 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1732 		 const struct btrfs_qgroup_extent_record *rec,
1733 		 u64 bytenr),
1734 
1735 	TP_ARGS(fs_info, rec, bytenr)
1736 );
1737 
1738 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1739 
1740 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1741 		 const struct btrfs_qgroup_extent_record *rec,
1742 		 u64 bytenr),
1743 
1744 	TP_ARGS(fs_info, rec, bytenr)
1745 );
1746 
1747 TRACE_EVENT(qgroup_num_dirty_extents,
1748 
1749 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
1750 		 u64 num_dirty_extents),
1751 
1752 	TP_ARGS(fs_info, transid, num_dirty_extents),
1753 
1754 	TP_STRUCT__entry_btrfs(
1755 		__field(	u64, transid			)
1756 		__field(	u64, num_dirty_extents		)
1757 	),
1758 
1759 	TP_fast_assign_btrfs(fs_info,
1760 		__entry->transid	   = transid;
1761 		__entry->num_dirty_extents = num_dirty_extents;
1762 	),
1763 
1764 	TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
1765 		__entry->transid, __entry->num_dirty_extents)
1766 );
1767 
1768 TRACE_EVENT(btrfs_qgroup_account_extent,
1769 
1770 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
1771 		 u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1772 
1773 	TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
1774 		nr_new_roots),
1775 
1776 	TP_STRUCT__entry_btrfs(
1777 		__field(	u64,  transid			)
1778 		__field(	u64,  bytenr			)
1779 		__field(	u64,  num_bytes			)
1780 		__field(	u64,  nr_old_roots		)
1781 		__field(	u64,  nr_new_roots		)
1782 	),
1783 
1784 	TP_fast_assign_btrfs(fs_info,
1785 		__entry->transid	= transid;
1786 		__entry->bytenr		= bytenr;
1787 		__entry->num_bytes	= num_bytes;
1788 		__entry->nr_old_roots	= nr_old_roots;
1789 		__entry->nr_new_roots	= nr_new_roots;
1790 	),
1791 
1792 	TP_printk_btrfs(
1793 "transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
1794 		__entry->transid,
1795 		__entry->bytenr,
1796 		__entry->num_bytes,
1797 		__entry->nr_old_roots,
1798 		__entry->nr_new_roots)
1799 );
1800 
1801 TRACE_EVENT(qgroup_update_counters,
1802 
1803 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1804 		 const struct btrfs_qgroup *qgroup,
1805 		 u64 cur_old_count, u64 cur_new_count),
1806 
1807 	TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
1808 
1809 	TP_STRUCT__entry_btrfs(
1810 		__field(	u64,  qgid			)
1811 		__field(	u64,  old_rfer			)
1812 		__field(	u64,  old_excl			)
1813 		__field(	u64,  cur_old_count		)
1814 		__field(	u64,  cur_new_count		)
1815 	),
1816 
1817 	TP_fast_assign_btrfs(fs_info,
1818 		__entry->qgid		= qgroup->qgroupid;
1819 		__entry->old_rfer	= qgroup->rfer;
1820 		__entry->old_excl	= qgroup->excl;
1821 		__entry->cur_old_count	= cur_old_count;
1822 		__entry->cur_new_count	= cur_new_count;
1823 	),
1824 
1825 	TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
1826 		  __entry->qgid, __entry->old_rfer, __entry->old_excl,
1827 		  __entry->cur_old_count, __entry->cur_new_count)
1828 );
1829 
1830 TRACE_EVENT(qgroup_update_reserve,
1831 
1832 	TP_PROTO(const struct btrfs_fs_info *fs_info, const struct btrfs_qgroup *qgroup,
1833 		 s64 diff, int type),
1834 
1835 	TP_ARGS(fs_info, qgroup, diff, type),
1836 
1837 	TP_STRUCT__entry_btrfs(
1838 		__field(	u64,	qgid			)
1839 		__field(	u64,	cur_reserved		)
1840 		__field(	s64,	diff			)
1841 		__field(	int,	type			)
1842 	),
1843 
1844 	TP_fast_assign_btrfs(fs_info,
1845 		__entry->qgid		= qgroup->qgroupid;
1846 		__entry->cur_reserved	= qgroup->rsv.values[type];
1847 		__entry->diff		= diff;
1848 		__entry->type		= type;
1849 	),
1850 
1851 	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1852 		__entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
1853 		__entry->cur_reserved, __entry->diff)
1854 );
1855 
1856 TRACE_EVENT(qgroup_meta_reserve,
1857 
1858 	TP_PROTO(const struct btrfs_root *root, s64 diff, int type),
1859 
1860 	TP_ARGS(root, diff, type),
1861 
1862 	TP_STRUCT__entry_btrfs(
1863 		__field(	u64,	refroot			)
1864 		__field(	s64,	diff			)
1865 		__field(	int,	type			)
1866 	),
1867 
1868 	TP_fast_assign_btrfs(root->fs_info,
1869 		__entry->refroot	= root->root_key.objectid;
1870 		__entry->diff		= diff;
1871 		__entry->type		= type;
1872 	),
1873 
1874 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1875 		show_root_type(__entry->refroot),
1876 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1877 );
1878 
1879 TRACE_EVENT(qgroup_meta_convert,
1880 
1881 	TP_PROTO(const struct btrfs_root *root, s64 diff),
1882 
1883 	TP_ARGS(root, diff),
1884 
1885 	TP_STRUCT__entry_btrfs(
1886 		__field(	u64,	refroot			)
1887 		__field(	s64,	diff			)
1888 	),
1889 
1890 	TP_fast_assign_btrfs(root->fs_info,
1891 		__entry->refroot	= root->root_key.objectid;
1892 		__entry->diff		= diff;
1893 	),
1894 
1895 	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1896 		show_root_type(__entry->refroot),
1897 		__print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
1898 		__print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
1899 		__entry->diff)
1900 );
1901 
1902 TRACE_EVENT(qgroup_meta_free_all_pertrans,
1903 
1904 	TP_PROTO(struct btrfs_root *root),
1905 
1906 	TP_ARGS(root),
1907 
1908 	TP_STRUCT__entry_btrfs(
1909 		__field(	u64,	refroot			)
1910 		__field(	s64,	diff			)
1911 		__field(	int,	type			)
1912 	),
1913 
1914 	TP_fast_assign_btrfs(root->fs_info,
1915 		__entry->refroot	= root->root_key.objectid;
1916 		spin_lock(&root->qgroup_meta_rsv_lock);
1917 		__entry->diff		= -(s64)root->qgroup_meta_rsv_pertrans;
1918 		spin_unlock(&root->qgroup_meta_rsv_lock);
1919 		__entry->type		= BTRFS_QGROUP_RSV_META_PERTRANS;
1920 	),
1921 
1922 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1923 		show_root_type(__entry->refroot),
1924 		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1925 );
1926 
1927 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1928 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1929 		 const struct prelim_ref *oldref,
1930 		 const struct prelim_ref *newref, u64 tree_size),
1931 	TP_ARGS(fs_info, newref, oldref, tree_size),
1932 
1933 	TP_STRUCT__entry_btrfs(
1934 		__field(	u64,  root_id		)
1935 		__field(	u64,  objectid		)
1936 		__field(	 u8,  type		)
1937 		__field(	u64,  offset		)
1938 		__field(	int,  level		)
1939 		__field(	int,  old_count		)
1940 		__field(	u64,  parent		)
1941 		__field(	u64,  bytenr		)
1942 		__field(	int,  mod_count		)
1943 		__field(	u64,  tree_size		)
1944 	),
1945 
1946 	TP_fast_assign_btrfs(fs_info,
1947 		__entry->root_id	= oldref->root_id;
1948 		__entry->objectid	= oldref->key_for_search.objectid;
1949 		__entry->type		= oldref->key_for_search.type;
1950 		__entry->offset		= oldref->key_for_search.offset;
1951 		__entry->level		= oldref->level;
1952 		__entry->old_count	= oldref->count;
1953 		__entry->parent		= oldref->parent;
1954 		__entry->bytenr		= oldref->wanted_disk_byte;
1955 		__entry->mod_count	= newref ? newref->count : 0;
1956 		__entry->tree_size	= tree_size;
1957 	),
1958 
1959 	TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1960 			__entry->root_id,
1961 			__entry->objectid, __entry->type,
1962 			__entry->offset, __entry->level,
1963 			__entry->old_count, __entry->mod_count,
1964 			__entry->old_count + __entry->mod_count,
1965 			__entry->parent,
1966 			__entry->bytenr,
1967 			__entry->tree_size)
1968 );
1969 
1970 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1971 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1972 		 const struct prelim_ref *oldref,
1973 		 const struct prelim_ref *newref, u64 tree_size),
1974 	TP_ARGS(fs_info, oldref, newref, tree_size)
1975 );
1976 
1977 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1978 	TP_PROTO(const struct btrfs_fs_info *fs_info,
1979 		 const struct prelim_ref *oldref,
1980 		 const struct prelim_ref *newref, u64 tree_size),
1981 	TP_ARGS(fs_info, oldref, newref, tree_size)
1982 );
1983 
1984 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1985 	TP_PROTO(const struct btrfs_root *root, u64 ino, int mod, unsigned outstanding),
1986 
1987 	TP_ARGS(root, ino, mod, outstanding),
1988 
1989 	TP_STRUCT__entry_btrfs(
1990 		__field(	u64, root_objectid	)
1991 		__field(	u64, ino		)
1992 		__field(	int, mod		)
1993 		__field(	unsigned, outstanding	)
1994 	),
1995 
1996 	TP_fast_assign_btrfs(root->fs_info,
1997 		__entry->root_objectid	= root->root_key.objectid;
1998 		__entry->ino		= ino;
1999 		__entry->mod		= mod;
2000 		__entry->outstanding    = outstanding;
2001 	),
2002 
2003 	TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d outstanding=%u",
2004 			show_root_type(__entry->root_objectid),
2005 			__entry->ino, __entry->mod, __entry->outstanding)
2006 );
2007 
2008 DECLARE_EVENT_CLASS(btrfs__block_group,
2009 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2010 
2011 	TP_ARGS(bg_cache),
2012 
2013 	TP_STRUCT__entry_btrfs(
2014 		__field(	u64,	bytenr		)
2015 		__field(	u64,	len		)
2016 		__field(	u64,	used		)
2017 		__field(	u64,	flags		)
2018 	),
2019 
2020 	TP_fast_assign_btrfs(bg_cache->fs_info,
2021 		__entry->bytenr = bg_cache->start,
2022 		__entry->len	= bg_cache->length,
2023 		__entry->used	= bg_cache->used;
2024 		__entry->flags	= bg_cache->flags;
2025 	),
2026 
2027 	TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
2028 		__entry->bytenr, __entry->len, __entry->used, __entry->flags,
2029 		__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
2030 );
2031 
2032 DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
2033 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2034 
2035 	TP_ARGS(bg_cache)
2036 );
2037 
2038 DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
2039 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2040 
2041 	TP_ARGS(bg_cache)
2042 );
2043 
2044 DEFINE_EVENT(btrfs__block_group, btrfs_add_reclaim_block_group,
2045 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2046 
2047 	TP_ARGS(bg_cache)
2048 );
2049 
2050 DEFINE_EVENT(btrfs__block_group, btrfs_reclaim_block_group,
2051 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2052 
2053 	TP_ARGS(bg_cache)
2054 );
2055 
2056 DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
2057 	TP_PROTO(const struct btrfs_block_group *bg_cache),
2058 
2059 	TP_ARGS(bg_cache)
2060 );
2061 
2062 TRACE_EVENT(btrfs_set_extent_bit,
2063 	TP_PROTO(const struct extent_io_tree *tree,
2064 		 u64 start, u64 len, unsigned set_bits),
2065 
2066 	TP_ARGS(tree, start, len, set_bits),
2067 
2068 	TP_STRUCT__entry_btrfs(
2069 		__field(	unsigned,	owner	)
2070 		__field(	u64,		ino	)
2071 		__field(	u64,		rootid	)
2072 		__field(	u64,		start	)
2073 		__field(	u64,		len	)
2074 		__field(	unsigned,	set_bits)
2075 	),
2076 
2077 	TP_fast_assign_btrfs(extent_io_tree_to_fs_info(tree),
2078 		const struct btrfs_inode *inode = extent_io_tree_to_inode_const(tree);
2079 
2080 		__entry->owner		= tree->owner;
2081 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2082 		__entry->rootid		= inode ? inode->root->root_key.objectid : 0;
2083 		__entry->start		= start;
2084 		__entry->len		= len;
2085 		__entry->set_bits	= set_bits;
2086 	),
2087 
2088 	TP_printk_btrfs(
2089 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
2090 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2091 		__entry->rootid, __entry->start, __entry->len,
2092 		__print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
2093 );
2094 
2095 TRACE_EVENT(btrfs_clear_extent_bit,
2096 	TP_PROTO(const struct extent_io_tree *tree,
2097 		 u64 start, u64 len, unsigned clear_bits),
2098 
2099 	TP_ARGS(tree, start, len, clear_bits),
2100 
2101 	TP_STRUCT__entry_btrfs(
2102 		__field(	unsigned,	owner	)
2103 		__field(	u64,		ino	)
2104 		__field(	u64,		rootid	)
2105 		__field(	u64,		start	)
2106 		__field(	u64,		len	)
2107 		__field(	unsigned,	clear_bits)
2108 	),
2109 
2110 	TP_fast_assign_btrfs(extent_io_tree_to_fs_info(tree),
2111 		const struct btrfs_inode *inode = extent_io_tree_to_inode_const(tree);
2112 
2113 		__entry->owner		= tree->owner;
2114 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2115 		__entry->rootid		= inode ? inode->root->root_key.objectid : 0;
2116 		__entry->start		= start;
2117 		__entry->len		= len;
2118 		__entry->clear_bits	= clear_bits;
2119 	),
2120 
2121 	TP_printk_btrfs(
2122 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
2123 		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2124 		__entry->rootid, __entry->start, __entry->len,
2125 		__print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2126 );
2127 
2128 TRACE_EVENT(btrfs_convert_extent_bit,
2129 	TP_PROTO(const struct extent_io_tree *tree,
2130 		 u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
2131 
2132 	TP_ARGS(tree, start, len, set_bits, clear_bits),
2133 
2134 	TP_STRUCT__entry_btrfs(
2135 		__field(	unsigned,	owner	)
2136 		__field(	u64,		ino	)
2137 		__field(	u64,		rootid	)
2138 		__field(	u64,		start	)
2139 		__field(	u64,		len	)
2140 		__field(	unsigned,	set_bits)
2141 		__field(	unsigned,	clear_bits)
2142 	),
2143 
2144 	TP_fast_assign_btrfs(extent_io_tree_to_fs_info(tree),
2145 		const struct btrfs_inode *inode = extent_io_tree_to_inode_const(tree);
2146 
2147 		__entry->owner		= tree->owner;
2148 		__entry->ino		= inode ? btrfs_ino(inode) : 0;
2149 		__entry->rootid		= inode ? inode->root->root_key.objectid : 0;
2150 		__entry->start		= start;
2151 		__entry->len		= len;
2152 		__entry->set_bits	= set_bits;
2153 		__entry->clear_bits	= clear_bits;
2154 	),
2155 
2156 	TP_printk_btrfs(
2157 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2158 		  __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2159 		  __entry->rootid, __entry->start, __entry->len,
2160 		  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2161 		  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2162 );
2163 
2164 DECLARE_EVENT_CLASS(btrfs_dump_space_info,
2165 	TP_PROTO(struct btrfs_fs_info *fs_info,
2166 		 const struct btrfs_space_info *sinfo),
2167 
2168 	TP_ARGS(fs_info, sinfo),
2169 
2170 	TP_STRUCT__entry_btrfs(
2171 		__field(	u64,	flags			)
2172 		__field(	u64,	total_bytes		)
2173 		__field(	u64,	bytes_used		)
2174 		__field(	u64,	bytes_pinned		)
2175 		__field(	u64,	bytes_reserved		)
2176 		__field(	u64,	bytes_may_use		)
2177 		__field(	u64,	bytes_readonly		)
2178 		__field(	u64,	reclaim_size		)
2179 		__field(	int,	clamp			)
2180 		__field(	u64,	global_reserved		)
2181 		__field(	u64,	trans_reserved		)
2182 		__field(	u64,	delayed_refs_reserved	)
2183 		__field(	u64,	delayed_reserved	)
2184 		__field(	u64,	free_chunk_space	)
2185 		__field(	u64,	delalloc_bytes		)
2186 		__field(	u64,	ordered_bytes		)
2187 	),
2188 
2189 	TP_fast_assign_btrfs(fs_info,
2190 		__entry->flags			=	sinfo->flags;
2191 		__entry->total_bytes		=	sinfo->total_bytes;
2192 		__entry->bytes_used		=	sinfo->bytes_used;
2193 		__entry->bytes_pinned		=	sinfo->bytes_pinned;
2194 		__entry->bytes_reserved		=	sinfo->bytes_reserved;
2195 		__entry->bytes_may_use		=	sinfo->bytes_may_use;
2196 		__entry->bytes_readonly		=	sinfo->bytes_readonly;
2197 		__entry->reclaim_size		=	sinfo->reclaim_size;
2198 		__entry->clamp			=	sinfo->clamp;
2199 		__entry->global_reserved	=	fs_info->global_block_rsv.reserved;
2200 		__entry->trans_reserved		=	fs_info->trans_block_rsv.reserved;
2201 		__entry->delayed_refs_reserved	=	fs_info->delayed_refs_rsv.reserved;
2202 		__entry->delayed_reserved	=	fs_info->delayed_block_rsv.reserved;
2203 		__entry->free_chunk_space	=	atomic64_read(&fs_info->free_chunk_space);
2204 		__entry->delalloc_bytes		=	percpu_counter_sum_positive(&fs_info->delalloc_bytes);
2205 		__entry->ordered_bytes		=	percpu_counter_sum_positive(&fs_info->ordered_bytes);
2206 	),
2207 
2208 	TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
2209 			"bytes_pinned=%llu bytes_reserved=%llu "
2210 			"bytes_may_use=%llu bytes_readonly=%llu "
2211 			"reclaim_size=%llu clamp=%d global_reserved=%llu "
2212 			"trans_reserved=%llu delayed_refs_reserved=%llu "
2213 			"delayed_reserved=%llu chunk_free_space=%llu "
2214 			"delalloc_bytes=%llu ordered_bytes=%llu",
2215 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2216 			__entry->total_bytes, __entry->bytes_used,
2217 			__entry->bytes_pinned, __entry->bytes_reserved,
2218 			__entry->bytes_may_use, __entry->bytes_readonly,
2219 			__entry->reclaim_size, __entry->clamp,
2220 			__entry->global_reserved, __entry->trans_reserved,
2221 			__entry->delayed_refs_reserved,
2222 			__entry->delayed_reserved, __entry->free_chunk_space,
2223 			__entry->delalloc_bytes, __entry->ordered_bytes)
2224 );
2225 
2226 DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
2227 	TP_PROTO(struct btrfs_fs_info *fs_info,
2228 		 const struct btrfs_space_info *sinfo),
2229 	TP_ARGS(fs_info, sinfo)
2230 );
2231 
2232 DEFINE_EVENT(btrfs_dump_space_info, btrfs_fail_all_tickets,
2233 	TP_PROTO(struct btrfs_fs_info *fs_info,
2234 		 const struct btrfs_space_info *sinfo),
2235 	TP_ARGS(fs_info, sinfo)
2236 );
2237 
2238 TRACE_EVENT(btrfs_reserve_ticket,
2239 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
2240 		 u64 start_ns, int flush, int error),
2241 
2242 	TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
2243 
2244 	TP_STRUCT__entry_btrfs(
2245 		__field(	u64,	flags		)
2246 		__field(	u64,	bytes		)
2247 		__field(	u64,	start_ns	)
2248 		__field(	int,	flush		)
2249 		__field(	int,	error		)
2250 	),
2251 
2252 	TP_fast_assign_btrfs(fs_info,
2253 		__entry->flags		= flags;
2254 		__entry->bytes		= bytes;
2255 		__entry->start_ns	= start_ns;
2256 		__entry->flush		= flush;
2257 		__entry->error		= error;
2258 	),
2259 
2260 	TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
2261 			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2262 			__entry->bytes, __entry->start_ns,
2263 			__print_symbolic(__entry->flush, FLUSH_ACTIONS),
2264 			__entry->error)
2265 );
2266 
2267 DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2268 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2269 
2270 	TP_ARGS(eb, start_ns),
2271 
2272 	TP_STRUCT__entry_btrfs(
2273 		__field(	u64,	block		)
2274 		__field(	u64,	generation	)
2275 		__field(	u64,	start_ns	)
2276 		__field(	u64,	end_ns		)
2277 		__field(	u64,	diff_ns		)
2278 		__field(	u64,	owner		)
2279 		__field(	int,	is_log_tree	)
2280 	),
2281 
2282 	TP_fast_assign_btrfs(eb->fs_info,
2283 		__entry->block		= eb->start;
2284 		__entry->generation	= btrfs_header_generation(eb);
2285 		__entry->start_ns	= start_ns;
2286 		__entry->end_ns		= ktime_get_ns();
2287 		__entry->diff_ns	= __entry->end_ns - start_ns;
2288 		__entry->owner		= btrfs_header_owner(eb);
2289 		__entry->is_log_tree	= (eb->log_index >= 0);
2290 	),
2291 
2292 	TP_printk_btrfs(
2293 "block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2294 		__entry->block, __entry->generation,
2295 		__entry->start_ns, __entry->end_ns, __entry->diff_ns,
2296 		__entry->owner, __entry->is_log_tree)
2297 );
2298 
2299 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2300 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2301 
2302 	TP_ARGS(eb, start_ns)
2303 );
2304 
2305 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2306 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2307 
2308 	TP_ARGS(eb, start_ns)
2309 );
2310 
2311 DECLARE_EVENT_CLASS(btrfs_locking_events,
2312 	TP_PROTO(const struct extent_buffer *eb),
2313 
2314 	TP_ARGS(eb),
2315 
2316 	TP_STRUCT__entry_btrfs(
2317 		__field(	u64,	block		)
2318 		__field(	u64,	generation	)
2319 		__field(	u64,	owner		)
2320 		__field(	int,	is_log_tree	)
2321 	),
2322 
2323 	TP_fast_assign_btrfs(eb->fs_info,
2324 		__entry->block		= eb->start;
2325 		__entry->generation	= btrfs_header_generation(eb);
2326 		__entry->owner		= btrfs_header_owner(eb);
2327 		__entry->is_log_tree	= (eb->log_index >= 0);
2328 	),
2329 
2330 	TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2331 		__entry->block, __entry->generation,
2332 		__entry->owner, __entry->is_log_tree)
2333 );
2334 
2335 #define DEFINE_BTRFS_LOCK_EVENT(name)				\
2336 DEFINE_EVENT(btrfs_locking_events, name,			\
2337 		TP_PROTO(const struct extent_buffer *eb),	\
2338 								\
2339 		TP_ARGS(eb)					\
2340 )
2341 
2342 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2343 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2344 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock_blocking);
2345 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_read);
2346 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_write);
2347 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2348 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic);
2349 
2350 DECLARE_EVENT_CLASS(btrfs__space_info_update,
2351 
2352 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2353 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2354 
2355 	TP_ARGS(fs_info, sinfo, old, diff),
2356 
2357 	TP_STRUCT__entry_btrfs(
2358 		__field(	u64,	type		)
2359 		__field(	u64,	old		)
2360 		__field(	s64,	diff		)
2361 	),
2362 
2363 	TP_fast_assign_btrfs(fs_info,
2364 		__entry->type	= sinfo->flags;
2365 		__entry->old	= old;
2366 		__entry->diff	= diff;
2367 	),
2368 	TP_printk_btrfs("type=%s old=%llu diff=%lld",
2369 		__print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2370 		__entry->old, __entry->diff)
2371 );
2372 
2373 DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2374 
2375 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2376 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2377 
2378 	TP_ARGS(fs_info, sinfo, old, diff)
2379 );
2380 
2381 DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
2382 
2383 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2384 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2385 
2386 	TP_ARGS(fs_info, sinfo, old, diff)
2387 );
2388 
2389 DEFINE_EVENT(btrfs__space_info_update, update_bytes_zone_unusable,
2390 
2391 	TP_PROTO(const struct btrfs_fs_info *fs_info,
2392 		 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2393 
2394 	TP_ARGS(fs_info, sinfo, old, diff)
2395 );
2396 
2397 DECLARE_EVENT_CLASS(btrfs_raid56_bio,
2398 
2399 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2400 		 const struct bio *bio,
2401 		 const struct raid56_bio_trace_info *trace_info),
2402 
2403 	TP_ARGS(rbio, bio, trace_info),
2404 
2405 	TP_STRUCT__entry_btrfs(
2406 		__field(	u64,	full_stripe	)
2407 		__field(	u64,	physical	)
2408 		__field(	u64,	devid		)
2409 		__field(	u32,	offset		)
2410 		__field(	u32,	len		)
2411 		__field(	u8,	opf		)
2412 		__field(	u8,	total_stripes	)
2413 		__field(	u8,	real_stripes	)
2414 		__field(	u8,	nr_data		)
2415 		__field(	u8,	stripe_nr	)
2416 	),
2417 
2418 	TP_fast_assign_btrfs(rbio->bioc->fs_info,
2419 		__entry->full_stripe	= rbio->bioc->full_stripe_logical;
2420 		__entry->physical	= bio->bi_iter.bi_sector << SECTOR_SHIFT;
2421 		__entry->len		= bio->bi_iter.bi_size;
2422 		__entry->opf		= bio_op(bio);
2423 		__entry->devid		= trace_info->devid;
2424 		__entry->offset		= trace_info->offset;
2425 		__entry->stripe_nr	= trace_info->stripe_nr;
2426 		__entry->total_stripes	= rbio->bioc->num_stripes;
2427 		__entry->real_stripes	= rbio->real_stripes;
2428 		__entry->nr_data	= rbio->nr_data;
2429 	),
2430 	/*
2431 	 * For type output, we need to output things like "DATA1"
2432 	 * (the first data stripe), "DATA2" (the second data stripe),
2433 	 * "PQ1" (P stripe),"PQ2" (Q stripe), "REPLACE0" (replace target device).
2434 	 */
2435 	TP_printk_btrfs(
2436 "full_stripe=%llu devid=%lld type=%s%d offset=%d opf=0x%x physical=%llu len=%u",
2437 		__entry->full_stripe, __entry->devid,
2438 		(__entry->stripe_nr < __entry->nr_data) ? "DATA" :
2439 			((__entry->stripe_nr < __entry->real_stripes) ? "PQ" :
2440 			 "REPLACE"),
2441 		(__entry->stripe_nr < __entry->nr_data) ?
2442 			(__entry->stripe_nr + 1) :
2443 			((__entry->stripe_nr < __entry->real_stripes) ?
2444 			 (__entry->stripe_nr - __entry->nr_data + 1) : 0),
2445 		__entry->offset, __entry->opf, __entry->physical, __entry->len)
2446 );
2447 
2448 DEFINE_EVENT(btrfs_raid56_bio, raid56_read,
2449 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2450 		 const struct bio *bio,
2451 		 const struct raid56_bio_trace_info *trace_info),
2452 
2453 	TP_ARGS(rbio, bio, trace_info)
2454 );
2455 
2456 DEFINE_EVENT(btrfs_raid56_bio, raid56_write,
2457 	TP_PROTO(const struct btrfs_raid_bio *rbio,
2458 		 const struct bio *bio,
2459 		 const struct raid56_bio_trace_info *trace_info),
2460 
2461 	TP_ARGS(rbio, bio, trace_info)
2462 );
2463 
2464 TRACE_EVENT(btrfs_insert_one_raid_extent,
2465 
2466 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 logical, u64 length,
2467 		 int num_stripes),
2468 
2469 	TP_ARGS(fs_info, logical, length, num_stripes),
2470 
2471 	TP_STRUCT__entry_btrfs(
2472 		__field(	u64,	logical		)
2473 		__field(	u64,	length		)
2474 		__field(	int,	num_stripes	)
2475 	),
2476 
2477 	TP_fast_assign_btrfs(fs_info,
2478 		__entry->logical	= logical;
2479 		__entry->length		= length;
2480 		__entry->num_stripes	= num_stripes;
2481 	),
2482 
2483 	TP_printk_btrfs("logical=%llu length=%llu num_stripes=%d",
2484 			__entry->logical, __entry->length,
2485 			__entry->num_stripes)
2486 );
2487 
2488 TRACE_EVENT(btrfs_raid_extent_delete,
2489 
2490 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 end,
2491 		 u64 found_start, u64 found_end),
2492 
2493 	TP_ARGS(fs_info, start, end, found_start, found_end),
2494 
2495 	TP_STRUCT__entry_btrfs(
2496 		__field(	u64,	start		)
2497 		__field(	u64,	end		)
2498 		__field(	u64,	found_start	)
2499 		__field(	u64,	found_end	)
2500 	),
2501 
2502 	TP_fast_assign_btrfs(fs_info,
2503 		__entry->start		= start;
2504 		__entry->end		= end;
2505 		__entry->found_start	= found_start;
2506 		__entry->found_end	= found_end;
2507 	),
2508 
2509 	TP_printk_btrfs("start=%llu end=%llu found_start=%llu found_end=%llu",
2510 			__entry->start, __entry->end, __entry->found_start,
2511 			__entry->found_end)
2512 );
2513 
2514 TRACE_EVENT(btrfs_get_raid_extent_offset,
2515 
2516 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 logical, u64 length,
2517 		 u64 physical, u64 devid),
2518 
2519 	TP_ARGS(fs_info, logical, length, physical, devid),
2520 
2521 	TP_STRUCT__entry_btrfs(
2522 		__field(	u64,	logical		)
2523 		__field(	u64,	length		)
2524 		__field(	u64,	physical	)
2525 		__field(	u64,	devid		)
2526 	),
2527 
2528 	TP_fast_assign_btrfs(fs_info,
2529 		__entry->logical	= logical;
2530 		__entry->length		= length;
2531 		__entry->physical	= physical;
2532 		__entry->devid		= devid;
2533 	),
2534 
2535 	TP_printk_btrfs("logical=%llu length=%llu physical=%llu devid=%llu",
2536 			__entry->logical, __entry->length, __entry->physical,
2537 			__entry->devid)
2538 );
2539 
2540 TRACE_EVENT(btrfs_extent_map_shrinker_count,
2541 
2542 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr),
2543 
2544 	TP_ARGS(fs_info, nr),
2545 
2546 	TP_STRUCT__entry_btrfs(
2547 		__field(	long,	nr	)
2548 	),
2549 
2550 	TP_fast_assign_btrfs(fs_info,
2551 		__entry->nr		= nr;
2552 	),
2553 
2554 	TP_printk_btrfs("nr=%ld", __entry->nr)
2555 );
2556 
2557 TRACE_EVENT(btrfs_extent_map_shrinker_scan_enter,
2558 
2559 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr),
2560 
2561 	TP_ARGS(fs_info, nr),
2562 
2563 	TP_STRUCT__entry_btrfs(
2564 		__field(	long,	nr_to_scan	)
2565 		__field(	long,	nr		)
2566 		__field(	u64,	last_root_id	)
2567 		__field(	u64,	last_ino	)
2568 	),
2569 
2570 	TP_fast_assign_btrfs(fs_info,
2571 		__entry->nr_to_scan	= \
2572 		     atomic64_read(&fs_info->em_shrinker_nr_to_scan);
2573 		__entry->nr		= nr;
2574 		__entry->last_root_id	= fs_info->em_shrinker_last_root;
2575 		__entry->last_ino	= fs_info->em_shrinker_last_ino;
2576 	),
2577 
2578 	TP_printk_btrfs("nr_to_scan=%ld nr=%ld last_root=%llu(%s) last_ino=%llu",
2579 			__entry->nr_to_scan, __entry->nr,
2580 			show_root_type(__entry->last_root_id), __entry->last_ino)
2581 );
2582 
2583 TRACE_EVENT(btrfs_extent_map_shrinker_scan_exit,
2584 
2585 	TP_PROTO(const struct btrfs_fs_info *fs_info, long nr_dropped, long nr),
2586 
2587 	TP_ARGS(fs_info, nr_dropped, nr),
2588 
2589 	TP_STRUCT__entry_btrfs(
2590 		__field(	long,	nr_dropped	)
2591 		__field(	long,	nr		)
2592 		__field(	u64,	last_root_id	)
2593 		__field(	u64,	last_ino	)
2594 	),
2595 
2596 	TP_fast_assign_btrfs(fs_info,
2597 		__entry->nr_dropped	= nr_dropped;
2598 		__entry->nr		= nr;
2599 		__entry->last_root_id	= fs_info->em_shrinker_last_root;
2600 		__entry->last_ino	= fs_info->em_shrinker_last_ino;
2601 	),
2602 
2603 	TP_printk_btrfs("nr_dropped=%ld nr=%ld last_root=%llu(%s) last_ino=%llu",
2604 			__entry->nr_dropped, __entry->nr,
2605 			show_root_type(__entry->last_root_id), __entry->last_ino)
2606 );
2607 
2608 TRACE_EVENT(btrfs_extent_map_shrinker_remove_em,
2609 
2610 	TP_PROTO(const struct btrfs_inode *inode, const struct extent_map *em),
2611 
2612 	TP_ARGS(inode, em),
2613 
2614 	TP_STRUCT__entry_btrfs(
2615 		__field(	u64,	ino		)
2616 		__field(	u64,	root_id		)
2617 		__field(	u64,	start		)
2618 		__field(	u64,	len		)
2619 		__field(	u32,	flags		)
2620 	),
2621 
2622 	TP_fast_assign_btrfs(inode->root->fs_info,
2623 		__entry->ino		= btrfs_ino(inode);
2624 		__entry->root_id	= inode->root->root_key.objectid;
2625 		__entry->start		= em->start;
2626 		__entry->len		= em->len;
2627 		__entry->flags		= em->flags;
2628 	),
2629 
2630 	TP_printk_btrfs("ino=%llu root=%llu(%s) start=%llu len=%llu flags=%s",
2631 			__entry->ino, show_root_type(__entry->root_id),
2632 			__entry->start, __entry->len,
2633 			show_map_flags(__entry->flags))
2634 );
2635 
2636 #endif /* _TRACE_BTRFS_H */
2637 
2638 /* This part must be outside protection */
2639 #include <trace/define_trace.h>
2640