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1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM ext4
4 
5 #if !defined(_TRACE_EXT4_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_EXT4_H
7 
8 #include <linux/writeback.h>
9 #include <linux/tracepoint.h>
10 
11 struct ext4_allocation_context;
12 struct ext4_allocation_request;
13 struct ext4_extent;
14 struct ext4_prealloc_space;
15 struct ext4_inode_info;
16 struct mpage_da_data;
17 struct ext4_map_blocks;
18 struct extent_status;
19 struct ext4_fsmap;
20 struct partial_cluster;
21 
22 #define EXT4_I(inode) (container_of(inode, struct ext4_inode_info, vfs_inode))
23 
24 #define show_mballoc_flags(flags) __print_flags(flags, "|",	\
25 	{ EXT4_MB_HINT_MERGE,		"HINT_MERGE" },		\
26 	{ EXT4_MB_HINT_RESERVED,	"HINT_RESV" },		\
27 	{ EXT4_MB_HINT_METADATA,	"HINT_MDATA" },		\
28 	{ EXT4_MB_HINT_FIRST,		"HINT_FIRST" },		\
29 	{ EXT4_MB_HINT_BEST,		"HINT_BEST" },		\
30 	{ EXT4_MB_HINT_DATA,		"HINT_DATA" },		\
31 	{ EXT4_MB_HINT_NOPREALLOC,	"HINT_NOPREALLOC" },	\
32 	{ EXT4_MB_HINT_GROUP_ALLOC,	"HINT_GRP_ALLOC" },	\
33 	{ EXT4_MB_HINT_GOAL_ONLY,	"HINT_GOAL_ONLY" },	\
34 	{ EXT4_MB_HINT_TRY_GOAL,	"HINT_TRY_GOAL" },	\
35 	{ EXT4_MB_DELALLOC_RESERVED,	"DELALLOC_RESV" },	\
36 	{ EXT4_MB_STREAM_ALLOC,		"STREAM_ALLOC" },	\
37 	{ EXT4_MB_USE_ROOT_BLOCKS,	"USE_ROOT_BLKS" },	\
38 	{ EXT4_MB_USE_RESERVED,		"USE_RESV" },		\
39 	{ EXT4_MB_STRICT_CHECK,		"STRICT_CHECK" })
40 
41 #define show_map_flags(flags) __print_flags(flags, "|",			\
42 	{ EXT4_GET_BLOCKS_CREATE,		"CREATE" },		\
43 	{ EXT4_GET_BLOCKS_UNWRIT_EXT,		"UNWRIT" },		\
44 	{ EXT4_GET_BLOCKS_DELALLOC_RESERVE,	"DELALLOC" },		\
45 	{ EXT4_GET_BLOCKS_PRE_IO,		"PRE_IO" },		\
46 	{ EXT4_GET_BLOCKS_CONVERT,		"CONVERT" },		\
47 	{ EXT4_GET_BLOCKS_METADATA_NOFAIL,	"METADATA_NOFAIL" },	\
48 	{ EXT4_GET_BLOCKS_NO_NORMALIZE,		"NO_NORMALIZE" },	\
49 	{ EXT4_GET_BLOCKS_CONVERT_UNWRITTEN,	"CONVERT_UNWRITTEN" },  \
50 	{ EXT4_GET_BLOCKS_ZERO,			"ZERO" },		\
51 	{ EXT4_GET_BLOCKS_IO_SUBMIT,		"IO_SUBMIT" },		\
52 	{ EXT4_EX_NOCACHE,			"EX_NOCACHE" })
53 
54 /*
55  * __print_flags() requires that all enum values be wrapped in the
56  * TRACE_DEFINE_ENUM macro so that the enum value can be encoded in the ftrace
57  * ring buffer.
58  */
59 TRACE_DEFINE_ENUM(BH_New);
60 TRACE_DEFINE_ENUM(BH_Mapped);
61 TRACE_DEFINE_ENUM(BH_Unwritten);
62 TRACE_DEFINE_ENUM(BH_Boundary);
63 
64 #define show_mflags(flags) __print_flags(flags, "",	\
65 	{ EXT4_MAP_NEW,		"N" },			\
66 	{ EXT4_MAP_MAPPED,	"M" },			\
67 	{ EXT4_MAP_UNWRITTEN,	"U" },			\
68 	{ EXT4_MAP_BOUNDARY,	"B" })
69 
70 #define show_free_flags(flags) __print_flags(flags, "|",	\
71 	{ EXT4_FREE_BLOCKS_METADATA,		"METADATA" },	\
72 	{ EXT4_FREE_BLOCKS_FORGET,		"FORGET" },	\
73 	{ EXT4_FREE_BLOCKS_VALIDATED,		"VALIDATED" },	\
74 	{ EXT4_FREE_BLOCKS_NO_QUOT_UPDATE,	"NO_QUOTA" },	\
75 	{ EXT4_FREE_BLOCKS_NOFREE_FIRST_CLUSTER,"1ST_CLUSTER" },\
76 	{ EXT4_FREE_BLOCKS_NOFREE_LAST_CLUSTER,	"LAST_CLUSTER" })
77 
78 TRACE_DEFINE_ENUM(ES_WRITTEN_B);
79 TRACE_DEFINE_ENUM(ES_UNWRITTEN_B);
80 TRACE_DEFINE_ENUM(ES_DELAYED_B);
81 TRACE_DEFINE_ENUM(ES_HOLE_B);
82 TRACE_DEFINE_ENUM(ES_REFERENCED_B);
83 
84 #define show_extent_status(status) __print_flags(status, "",	\
85 	{ EXTENT_STATUS_WRITTEN,	"W" },			\
86 	{ EXTENT_STATUS_UNWRITTEN,	"U" },			\
87 	{ EXTENT_STATUS_DELAYED,	"D" },			\
88 	{ EXTENT_STATUS_HOLE,		"H" },			\
89 	{ EXTENT_STATUS_REFERENCED,	"R" })
90 
91 #define show_falloc_mode(mode) __print_flags(mode, "|",		\
92 	{ FALLOC_FL_KEEP_SIZE,		"KEEP_SIZE"},		\
93 	{ FALLOC_FL_PUNCH_HOLE,		"PUNCH_HOLE"},		\
94 	{ FALLOC_FL_NO_HIDE_STALE,	"NO_HIDE_STALE"},	\
95 	{ FALLOC_FL_COLLAPSE_RANGE,	"COLLAPSE_RANGE"},	\
96 	{ FALLOC_FL_ZERO_RANGE,		"ZERO_RANGE"})
97 
98 TRACE_DEFINE_ENUM(EXT4_FC_REASON_XATTR);
99 TRACE_DEFINE_ENUM(EXT4_FC_REASON_CROSS_RENAME);
100 TRACE_DEFINE_ENUM(EXT4_FC_REASON_JOURNAL_FLAG_CHANGE);
101 TRACE_DEFINE_ENUM(EXT4_FC_REASON_NOMEM);
102 TRACE_DEFINE_ENUM(EXT4_FC_REASON_SWAP_BOOT);
103 TRACE_DEFINE_ENUM(EXT4_FC_REASON_RESIZE);
104 TRACE_DEFINE_ENUM(EXT4_FC_REASON_RENAME_DIR);
105 TRACE_DEFINE_ENUM(EXT4_FC_REASON_FALLOC_RANGE);
106 TRACE_DEFINE_ENUM(EXT4_FC_REASON_INODE_JOURNAL_DATA);
107 TRACE_DEFINE_ENUM(EXT4_FC_REASON_ENCRYPTED_FILENAME);
108 TRACE_DEFINE_ENUM(EXT4_FC_REASON_MAX);
109 
110 #define show_fc_reason(reason)						\
111 	__print_symbolic(reason,					\
112 		{ EXT4_FC_REASON_XATTR,		"XATTR"},		\
113 		{ EXT4_FC_REASON_CROSS_RENAME,	"CROSS_RENAME"},	\
114 		{ EXT4_FC_REASON_JOURNAL_FLAG_CHANGE, "JOURNAL_FLAG_CHANGE"}, \
115 		{ EXT4_FC_REASON_NOMEM,	"NO_MEM"},			\
116 		{ EXT4_FC_REASON_SWAP_BOOT,	"SWAP_BOOT"},		\
117 		{ EXT4_FC_REASON_RESIZE,	"RESIZE"},		\
118 		{ EXT4_FC_REASON_RENAME_DIR,	"RENAME_DIR"},		\
119 		{ EXT4_FC_REASON_FALLOC_RANGE,	"FALLOC_RANGE"},	\
120 		{ EXT4_FC_REASON_INODE_JOURNAL_DATA,	"INODE_JOURNAL_DATA"}, \
121 		{ EXT4_FC_REASON_ENCRYPTED_FILENAME,	"ENCRYPTED_FILENAME"})
122 
123 TRACE_EVENT(ext4_other_inode_update_time,
124 	TP_PROTO(struct inode *inode, ino_t orig_ino),
125 
126 	TP_ARGS(inode, orig_ino),
127 
128 	TP_STRUCT__entry(
129 		__field(	dev_t,	dev			)
130 		__field(	ino_t,	ino			)
131 		__field(	ino_t,	orig_ino		)
132 		__field(	uid_t,	uid			)
133 		__field(	gid_t,	gid			)
134 		__field(	__u16, mode			)
135 	),
136 
137 	TP_fast_assign(
138 		__entry->orig_ino = orig_ino;
139 		__entry->dev	= inode->i_sb->s_dev;
140 		__entry->ino	= inode->i_ino;
141 		__entry->uid	= i_uid_read(inode);
142 		__entry->gid	= i_gid_read(inode);
143 		__entry->mode	= inode->i_mode;
144 	),
145 
146 	TP_printk("dev %d,%d orig_ino %lu ino %lu mode 0%o uid %u gid %u",
147 		  MAJOR(__entry->dev), MINOR(__entry->dev),
148 		  (unsigned long) __entry->orig_ino,
149 		  (unsigned long) __entry->ino, __entry->mode,
150 		  __entry->uid, __entry->gid)
151 );
152 
153 TRACE_EVENT(ext4_free_inode,
154 	TP_PROTO(struct inode *inode),
155 
156 	TP_ARGS(inode),
157 
158 	TP_STRUCT__entry(
159 		__field(	dev_t,	dev			)
160 		__field(	ino_t,	ino			)
161 		__field(	uid_t,	uid			)
162 		__field(	gid_t,	gid			)
163 		__field(	__u64, blocks			)
164 		__field(	__u16, mode			)
165 	),
166 
167 	TP_fast_assign(
168 		__entry->dev	= inode->i_sb->s_dev;
169 		__entry->ino	= inode->i_ino;
170 		__entry->uid	= i_uid_read(inode);
171 		__entry->gid	= i_gid_read(inode);
172 		__entry->blocks	= inode->i_blocks;
173 		__entry->mode	= inode->i_mode;
174 	),
175 
176 	TP_printk("dev %d,%d ino %lu mode 0%o uid %u gid %u blocks %llu",
177 		  MAJOR(__entry->dev), MINOR(__entry->dev),
178 		  (unsigned long) __entry->ino, __entry->mode,
179 		  __entry->uid, __entry->gid, __entry->blocks)
180 );
181 
182 TRACE_EVENT(ext4_request_inode,
183 	TP_PROTO(struct inode *dir, int mode),
184 
185 	TP_ARGS(dir, mode),
186 
187 	TP_STRUCT__entry(
188 		__field(	dev_t,	dev			)
189 		__field(	ino_t,	dir			)
190 		__field(	__u16, mode			)
191 	),
192 
193 	TP_fast_assign(
194 		__entry->dev	= dir->i_sb->s_dev;
195 		__entry->dir	= dir->i_ino;
196 		__entry->mode	= mode;
197 	),
198 
199 	TP_printk("dev %d,%d dir %lu mode 0%o",
200 		  MAJOR(__entry->dev), MINOR(__entry->dev),
201 		  (unsigned long) __entry->dir, __entry->mode)
202 );
203 
204 TRACE_EVENT(ext4_allocate_inode,
205 	TP_PROTO(struct inode *inode, struct inode *dir, int mode),
206 
207 	TP_ARGS(inode, dir, mode),
208 
209 	TP_STRUCT__entry(
210 		__field(	dev_t,	dev			)
211 		__field(	ino_t,	ino			)
212 		__field(	ino_t,	dir			)
213 		__field(	__u16,	mode			)
214 	),
215 
216 	TP_fast_assign(
217 		__entry->dev	= inode->i_sb->s_dev;
218 		__entry->ino	= inode->i_ino;
219 		__entry->dir	= dir->i_ino;
220 		__entry->mode	= mode;
221 	),
222 
223 	TP_printk("dev %d,%d ino %lu dir %lu mode 0%o",
224 		  MAJOR(__entry->dev), MINOR(__entry->dev),
225 		  (unsigned long) __entry->ino,
226 		  (unsigned long) __entry->dir, __entry->mode)
227 );
228 
229 TRACE_EVENT(ext4_evict_inode,
230 	TP_PROTO(struct inode *inode),
231 
232 	TP_ARGS(inode),
233 
234 	TP_STRUCT__entry(
235 		__field(	dev_t,	dev			)
236 		__field(	ino_t,	ino			)
237 		__field(	int,	nlink			)
238 	),
239 
240 	TP_fast_assign(
241 		__entry->dev	= inode->i_sb->s_dev;
242 		__entry->ino	= inode->i_ino;
243 		__entry->nlink	= inode->i_nlink;
244 	),
245 
246 	TP_printk("dev %d,%d ino %lu nlink %d",
247 		  MAJOR(__entry->dev), MINOR(__entry->dev),
248 		  (unsigned long) __entry->ino, __entry->nlink)
249 );
250 
251 TRACE_EVENT(ext4_drop_inode,
252 	TP_PROTO(struct inode *inode, int drop),
253 
254 	TP_ARGS(inode, drop),
255 
256 	TP_STRUCT__entry(
257 		__field(	dev_t,	dev			)
258 		__field(	ino_t,	ino			)
259 		__field(	int,	drop			)
260 	),
261 
262 	TP_fast_assign(
263 		__entry->dev	= inode->i_sb->s_dev;
264 		__entry->ino	= inode->i_ino;
265 		__entry->drop	= drop;
266 	),
267 
268 	TP_printk("dev %d,%d ino %lu drop %d",
269 		  MAJOR(__entry->dev), MINOR(__entry->dev),
270 		  (unsigned long) __entry->ino, __entry->drop)
271 );
272 
273 TRACE_EVENT(ext4_nfs_commit_metadata,
274 	TP_PROTO(struct inode *inode),
275 
276 	TP_ARGS(inode),
277 
278 	TP_STRUCT__entry(
279 		__field(	dev_t,	dev			)
280 		__field(	ino_t,	ino			)
281 	),
282 
283 	TP_fast_assign(
284 		__entry->dev	= inode->i_sb->s_dev;
285 		__entry->ino	= inode->i_ino;
286 	),
287 
288 	TP_printk("dev %d,%d ino %lu",
289 		  MAJOR(__entry->dev), MINOR(__entry->dev),
290 		  (unsigned long) __entry->ino)
291 );
292 
293 TRACE_EVENT(ext4_mark_inode_dirty,
294 	TP_PROTO(struct inode *inode, unsigned long IP),
295 
296 	TP_ARGS(inode, IP),
297 
298 	TP_STRUCT__entry(
299 		__field(	dev_t,	dev			)
300 		__field(	ino_t,	ino			)
301 		__field(unsigned long,	ip			)
302 	),
303 
304 	TP_fast_assign(
305 		__entry->dev	= inode->i_sb->s_dev;
306 		__entry->ino	= inode->i_ino;
307 		__entry->ip	= IP;
308 	),
309 
310 	TP_printk("dev %d,%d ino %lu caller %pS",
311 		  MAJOR(__entry->dev), MINOR(__entry->dev),
312 		  (unsigned long) __entry->ino, (void *)__entry->ip)
313 );
314 
315 TRACE_EVENT(ext4_begin_ordered_truncate,
316 	TP_PROTO(struct inode *inode, loff_t new_size),
317 
318 	TP_ARGS(inode, new_size),
319 
320 	TP_STRUCT__entry(
321 		__field(	dev_t,	dev			)
322 		__field(	ino_t,	ino			)
323 		__field(	loff_t,	new_size		)
324 	),
325 
326 	TP_fast_assign(
327 		__entry->dev		= inode->i_sb->s_dev;
328 		__entry->ino		= inode->i_ino;
329 		__entry->new_size	= new_size;
330 	),
331 
332 	TP_printk("dev %d,%d ino %lu new_size %lld",
333 		  MAJOR(__entry->dev), MINOR(__entry->dev),
334 		  (unsigned long) __entry->ino,
335 		  __entry->new_size)
336 );
337 
338 DECLARE_EVENT_CLASS(ext4__write_begin,
339 
340 	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
341 		 unsigned int flags),
342 
343 	TP_ARGS(inode, pos, len, flags),
344 
345 	TP_STRUCT__entry(
346 		__field(	dev_t,	dev			)
347 		__field(	ino_t,	ino			)
348 		__field(	loff_t,	pos			)
349 		__field(	unsigned int, len		)
350 		__field(	unsigned int, flags		)
351 	),
352 
353 	TP_fast_assign(
354 		__entry->dev	= inode->i_sb->s_dev;
355 		__entry->ino	= inode->i_ino;
356 		__entry->pos	= pos;
357 		__entry->len	= len;
358 		__entry->flags	= flags;
359 	),
360 
361 	TP_printk("dev %d,%d ino %lu pos %lld len %u flags %u",
362 		  MAJOR(__entry->dev), MINOR(__entry->dev),
363 		  (unsigned long) __entry->ino,
364 		  __entry->pos, __entry->len, __entry->flags)
365 );
366 
367 DEFINE_EVENT(ext4__write_begin, ext4_write_begin,
368 
369 	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
370 		 unsigned int flags),
371 
372 	TP_ARGS(inode, pos, len, flags)
373 );
374 
375 DEFINE_EVENT(ext4__write_begin, ext4_da_write_begin,
376 
377 	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
378 		 unsigned int flags),
379 
380 	TP_ARGS(inode, pos, len, flags)
381 );
382 
383 DECLARE_EVENT_CLASS(ext4__write_end,
384 	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
385 			unsigned int copied),
386 
387 	TP_ARGS(inode, pos, len, copied),
388 
389 	TP_STRUCT__entry(
390 		__field(	dev_t,	dev			)
391 		__field(	ino_t,	ino			)
392 		__field(	loff_t,	pos			)
393 		__field(	unsigned int, len		)
394 		__field(	unsigned int, copied		)
395 	),
396 
397 	TP_fast_assign(
398 		__entry->dev	= inode->i_sb->s_dev;
399 		__entry->ino	= inode->i_ino;
400 		__entry->pos	= pos;
401 		__entry->len	= len;
402 		__entry->copied	= copied;
403 	),
404 
405 	TP_printk("dev %d,%d ino %lu pos %lld len %u copied %u",
406 		  MAJOR(__entry->dev), MINOR(__entry->dev),
407 		  (unsigned long) __entry->ino,
408 		  __entry->pos, __entry->len, __entry->copied)
409 );
410 
411 DEFINE_EVENT(ext4__write_end, ext4_write_end,
412 
413 	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
414 		 unsigned int copied),
415 
416 	TP_ARGS(inode, pos, len, copied)
417 );
418 
419 DEFINE_EVENT(ext4__write_end, ext4_journalled_write_end,
420 
421 	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
422 		 unsigned int copied),
423 
424 	TP_ARGS(inode, pos, len, copied)
425 );
426 
427 DEFINE_EVENT(ext4__write_end, ext4_da_write_end,
428 
429 	TP_PROTO(struct inode *inode, loff_t pos, unsigned int len,
430 		 unsigned int copied),
431 
432 	TP_ARGS(inode, pos, len, copied)
433 );
434 
435 TRACE_EVENT(ext4_writepages,
436 	TP_PROTO(struct inode *inode, struct writeback_control *wbc),
437 
438 	TP_ARGS(inode, wbc),
439 
440 	TP_STRUCT__entry(
441 		__field(	dev_t,	dev			)
442 		__field(	ino_t,	ino			)
443 		__field(	long,	nr_to_write		)
444 		__field(	long,	pages_skipped		)
445 		__field(	loff_t,	range_start		)
446 		__field(	loff_t,	range_end		)
447 		__field(       pgoff_t,	writeback_index		)
448 		__field(	int,	sync_mode		)
449 		__field(	char,	for_kupdate		)
450 		__field(	char,	range_cyclic		)
451 	),
452 
453 	TP_fast_assign(
454 		__entry->dev		= inode->i_sb->s_dev;
455 		__entry->ino		= inode->i_ino;
456 		__entry->nr_to_write	= wbc->nr_to_write;
457 		__entry->pages_skipped	= wbc->pages_skipped;
458 		__entry->range_start	= wbc->range_start;
459 		__entry->range_end	= wbc->range_end;
460 		__entry->writeback_index = inode->i_mapping->writeback_index;
461 		__entry->sync_mode	= wbc->sync_mode;
462 		__entry->for_kupdate	= wbc->for_kupdate;
463 		__entry->range_cyclic	= wbc->range_cyclic;
464 	),
465 
466 	TP_printk("dev %d,%d ino %lu nr_to_write %ld pages_skipped %ld "
467 		  "range_start %lld range_end %lld sync_mode %d "
468 		  "for_kupdate %d range_cyclic %d writeback_index %lu",
469 		  MAJOR(__entry->dev), MINOR(__entry->dev),
470 		  (unsigned long) __entry->ino, __entry->nr_to_write,
471 		  __entry->pages_skipped, __entry->range_start,
472 		  __entry->range_end, __entry->sync_mode,
473 		  __entry->for_kupdate, __entry->range_cyclic,
474 		  (unsigned long) __entry->writeback_index)
475 );
476 
477 TRACE_EVENT(ext4_da_write_pages,
478 	TP_PROTO(struct inode *inode, pgoff_t first_page,
479 		 struct writeback_control *wbc),
480 
481 	TP_ARGS(inode, first_page, wbc),
482 
483 	TP_STRUCT__entry(
484 		__field(	dev_t,	dev			)
485 		__field(	ino_t,	ino			)
486 		__field(      pgoff_t,	first_page		)
487 		__field(	 long,	nr_to_write		)
488 		__field(	  int,	sync_mode		)
489 	),
490 
491 	TP_fast_assign(
492 		__entry->dev		= inode->i_sb->s_dev;
493 		__entry->ino		= inode->i_ino;
494 		__entry->first_page	= first_page;
495 		__entry->nr_to_write	= wbc->nr_to_write;
496 		__entry->sync_mode	= wbc->sync_mode;
497 	),
498 
499 	TP_printk("dev %d,%d ino %lu first_page %lu nr_to_write %ld "
500 		  "sync_mode %d",
501 		  MAJOR(__entry->dev), MINOR(__entry->dev),
502 		  (unsigned long) __entry->ino, __entry->first_page,
503 		  __entry->nr_to_write, __entry->sync_mode)
504 );
505 
506 TRACE_EVENT(ext4_da_write_pages_extent,
507 	TP_PROTO(struct inode *inode, struct ext4_map_blocks *map),
508 
509 	TP_ARGS(inode, map),
510 
511 	TP_STRUCT__entry(
512 		__field(	dev_t,	dev			)
513 		__field(	ino_t,	ino			)
514 		__field(	__u64,	lblk			)
515 		__field(	__u32,	len			)
516 		__field(	__u32,	flags			)
517 	),
518 
519 	TP_fast_assign(
520 		__entry->dev		= inode->i_sb->s_dev;
521 		__entry->ino		= inode->i_ino;
522 		__entry->lblk		= map->m_lblk;
523 		__entry->len		= map->m_len;
524 		__entry->flags		= map->m_flags;
525 	),
526 
527 	TP_printk("dev %d,%d ino %lu lblk %llu len %u flags %s",
528 		  MAJOR(__entry->dev), MINOR(__entry->dev),
529 		  (unsigned long) __entry->ino, __entry->lblk, __entry->len,
530 		  show_mflags(__entry->flags))
531 );
532 
533 TRACE_EVENT(ext4_writepages_result,
534 	TP_PROTO(struct inode *inode, struct writeback_control *wbc,
535 			int ret, int pages_written),
536 
537 	TP_ARGS(inode, wbc, ret, pages_written),
538 
539 	TP_STRUCT__entry(
540 		__field(	dev_t,	dev			)
541 		__field(	ino_t,	ino			)
542 		__field(	int,	ret			)
543 		__field(	int,	pages_written		)
544 		__field(	long,	pages_skipped		)
545 		__field(       pgoff_t,	writeback_index		)
546 		__field(	int,	sync_mode		)
547 	),
548 
549 	TP_fast_assign(
550 		__entry->dev		= inode->i_sb->s_dev;
551 		__entry->ino		= inode->i_ino;
552 		__entry->ret		= ret;
553 		__entry->pages_written	= pages_written;
554 		__entry->pages_skipped	= wbc->pages_skipped;
555 		__entry->writeback_index = inode->i_mapping->writeback_index;
556 		__entry->sync_mode	= wbc->sync_mode;
557 	),
558 
559 	TP_printk("dev %d,%d ino %lu ret %d pages_written %d pages_skipped %ld "
560 		  "sync_mode %d writeback_index %lu",
561 		  MAJOR(__entry->dev), MINOR(__entry->dev),
562 		  (unsigned long) __entry->ino, __entry->ret,
563 		  __entry->pages_written, __entry->pages_skipped,
564 		  __entry->sync_mode,
565 		  (unsigned long) __entry->writeback_index)
566 );
567 
568 DECLARE_EVENT_CLASS(ext4__page_op,
569 	TP_PROTO(struct page *page),
570 
571 	TP_ARGS(page),
572 
573 	TP_STRUCT__entry(
574 		__field(	dev_t,	dev			)
575 		__field(	ino_t,	ino			)
576 		__field(	pgoff_t, index			)
577 
578 	),
579 
580 	TP_fast_assign(
581 		__entry->dev	= page->mapping->host->i_sb->s_dev;
582 		__entry->ino	= page->mapping->host->i_ino;
583 		__entry->index	= page->index;
584 	),
585 
586 	TP_printk("dev %d,%d ino %lu page_index %lu",
587 		  MAJOR(__entry->dev), MINOR(__entry->dev),
588 		  (unsigned long) __entry->ino,
589 		  (unsigned long) __entry->index)
590 );
591 
592 DEFINE_EVENT(ext4__page_op, ext4_writepage,
593 
594 	TP_PROTO(struct page *page),
595 
596 	TP_ARGS(page)
597 );
598 
599 DEFINE_EVENT(ext4__page_op, ext4_readpage,
600 
601 	TP_PROTO(struct page *page),
602 
603 	TP_ARGS(page)
604 );
605 
606 DEFINE_EVENT(ext4__page_op, ext4_releasepage,
607 
608 	TP_PROTO(struct page *page),
609 
610 	TP_ARGS(page)
611 );
612 
613 DECLARE_EVENT_CLASS(ext4_invalidatepage_op,
614 	TP_PROTO(struct page *page, unsigned int offset, unsigned int length),
615 
616 	TP_ARGS(page, offset, length),
617 
618 	TP_STRUCT__entry(
619 		__field(	dev_t,	dev			)
620 		__field(	ino_t,	ino			)
621 		__field(	pgoff_t, index			)
622 		__field(	unsigned int, offset		)
623 		__field(	unsigned int, length		)
624 	),
625 
626 	TP_fast_assign(
627 		__entry->dev	= page->mapping->host->i_sb->s_dev;
628 		__entry->ino	= page->mapping->host->i_ino;
629 		__entry->index	= page->index;
630 		__entry->offset	= offset;
631 		__entry->length	= length;
632 	),
633 
634 	TP_printk("dev %d,%d ino %lu page_index %lu offset %u length %u",
635 		  MAJOR(__entry->dev), MINOR(__entry->dev),
636 		  (unsigned long) __entry->ino,
637 		  (unsigned long) __entry->index,
638 		  __entry->offset, __entry->length)
639 );
640 
641 DEFINE_EVENT(ext4_invalidatepage_op, ext4_invalidatepage,
642 	TP_PROTO(struct page *page, unsigned int offset, unsigned int length),
643 
644 	TP_ARGS(page, offset, length)
645 );
646 
647 DEFINE_EVENT(ext4_invalidatepage_op, ext4_journalled_invalidatepage,
648 	TP_PROTO(struct page *page, unsigned int offset, unsigned int length),
649 
650 	TP_ARGS(page, offset, length)
651 );
652 
653 TRACE_EVENT(ext4_discard_blocks,
654 	TP_PROTO(struct super_block *sb, unsigned long long blk,
655 			unsigned long long count),
656 
657 	TP_ARGS(sb, blk, count),
658 
659 	TP_STRUCT__entry(
660 		__field(	dev_t,	dev			)
661 		__field(	__u64,	blk			)
662 		__field(	__u64,	count			)
663 
664 	),
665 
666 	TP_fast_assign(
667 		__entry->dev	= sb->s_dev;
668 		__entry->blk	= blk;
669 		__entry->count	= count;
670 	),
671 
672 	TP_printk("dev %d,%d blk %llu count %llu",
673 		  MAJOR(__entry->dev), MINOR(__entry->dev),
674 		  __entry->blk, __entry->count)
675 );
676 
677 DECLARE_EVENT_CLASS(ext4__mb_new_pa,
678 	TP_PROTO(struct ext4_allocation_context *ac,
679 		 struct ext4_prealloc_space *pa),
680 
681 	TP_ARGS(ac, pa),
682 
683 	TP_STRUCT__entry(
684 		__field(	dev_t,	dev			)
685 		__field(	ino_t,	ino			)
686 		__field(	__u64,	pa_pstart		)
687 		__field(	__u64,	pa_lstart		)
688 		__field(	__u32,	pa_len			)
689 
690 	),
691 
692 	TP_fast_assign(
693 		__entry->dev		= ac->ac_sb->s_dev;
694 		__entry->ino		= ac->ac_inode->i_ino;
695 		__entry->pa_pstart	= pa->pa_pstart;
696 		__entry->pa_lstart	= pa->pa_lstart;
697 		__entry->pa_len		= pa->pa_len;
698 	),
699 
700 	TP_printk("dev %d,%d ino %lu pstart %llu len %u lstart %llu",
701 		  MAJOR(__entry->dev), MINOR(__entry->dev),
702 		  (unsigned long) __entry->ino,
703 		  __entry->pa_pstart, __entry->pa_len, __entry->pa_lstart)
704 );
705 
706 DEFINE_EVENT(ext4__mb_new_pa, ext4_mb_new_inode_pa,
707 
708 	TP_PROTO(struct ext4_allocation_context *ac,
709 		 struct ext4_prealloc_space *pa),
710 
711 	TP_ARGS(ac, pa)
712 );
713 
714 DEFINE_EVENT(ext4__mb_new_pa, ext4_mb_new_group_pa,
715 
716 	TP_PROTO(struct ext4_allocation_context *ac,
717 		 struct ext4_prealloc_space *pa),
718 
719 	TP_ARGS(ac, pa)
720 );
721 
722 TRACE_EVENT(ext4_mb_release_inode_pa,
723 	TP_PROTO(struct ext4_prealloc_space *pa,
724 		 unsigned long long block, unsigned int count),
725 
726 	TP_ARGS(pa, block, count),
727 
728 	TP_STRUCT__entry(
729 		__field(	dev_t,	dev			)
730 		__field(	ino_t,	ino			)
731 		__field(	__u64,	block			)
732 		__field(	__u32,	count			)
733 
734 	),
735 
736 	TP_fast_assign(
737 		__entry->dev		= pa->pa_inode->i_sb->s_dev;
738 		__entry->ino		= pa->pa_inode->i_ino;
739 		__entry->block		= block;
740 		__entry->count		= count;
741 	),
742 
743 	TP_printk("dev %d,%d ino %lu block %llu count %u",
744 		  MAJOR(__entry->dev), MINOR(__entry->dev),
745 		  (unsigned long) __entry->ino,
746 		  __entry->block, __entry->count)
747 );
748 
749 TRACE_EVENT(ext4_mb_release_group_pa,
750 	TP_PROTO(struct super_block *sb, struct ext4_prealloc_space *pa),
751 
752 	TP_ARGS(sb, pa),
753 
754 	TP_STRUCT__entry(
755 		__field(	dev_t,	dev			)
756 		__field(	__u64,	pa_pstart		)
757 		__field(	__u32,	pa_len			)
758 
759 	),
760 
761 	TP_fast_assign(
762 		__entry->dev		= sb->s_dev;
763 		__entry->pa_pstart	= pa->pa_pstart;
764 		__entry->pa_len		= pa->pa_len;
765 	),
766 
767 	TP_printk("dev %d,%d pstart %llu len %u",
768 		  MAJOR(__entry->dev), MINOR(__entry->dev),
769 		  __entry->pa_pstart, __entry->pa_len)
770 );
771 
772 TRACE_EVENT(ext4_discard_preallocations,
773 	TP_PROTO(struct inode *inode, unsigned int len, unsigned int needed),
774 
775 	TP_ARGS(inode, len, needed),
776 
777 	TP_STRUCT__entry(
778 		__field(	dev_t,		dev		)
779 		__field(	ino_t,		ino		)
780 		__field(	unsigned int,	len		)
781 		__field(	unsigned int,	needed		)
782 
783 	),
784 
785 	TP_fast_assign(
786 		__entry->dev	= inode->i_sb->s_dev;
787 		__entry->ino	= inode->i_ino;
788 		__entry->len	= len;
789 		__entry->needed	= needed;
790 	),
791 
792 	TP_printk("dev %d,%d ino %lu len: %u needed %u",
793 		  MAJOR(__entry->dev), MINOR(__entry->dev),
794 		  (unsigned long) __entry->ino, __entry->len,
795 		  __entry->needed)
796 );
797 
798 TRACE_EVENT(ext4_mb_discard_preallocations,
799 	TP_PROTO(struct super_block *sb, int needed),
800 
801 	TP_ARGS(sb, needed),
802 
803 	TP_STRUCT__entry(
804 		__field(	dev_t,	dev			)
805 		__field(	int,	needed			)
806 
807 	),
808 
809 	TP_fast_assign(
810 		__entry->dev	= sb->s_dev;
811 		__entry->needed	= needed;
812 	),
813 
814 	TP_printk("dev %d,%d needed %d",
815 		  MAJOR(__entry->dev), MINOR(__entry->dev),
816 		  __entry->needed)
817 );
818 
819 TRACE_EVENT(ext4_request_blocks,
820 	TP_PROTO(struct ext4_allocation_request *ar),
821 
822 	TP_ARGS(ar),
823 
824 	TP_STRUCT__entry(
825 		__field(	dev_t,	dev			)
826 		__field(	ino_t,	ino			)
827 		__field(	unsigned int, len		)
828 		__field(	__u32,  logical			)
829 		__field(	__u32,	lleft			)
830 		__field(	__u32,	lright			)
831 		__field(	__u64,	goal			)
832 		__field(	__u64,	pleft			)
833 		__field(	__u64,	pright			)
834 		__field(	unsigned int, flags		)
835 	),
836 
837 	TP_fast_assign(
838 		__entry->dev	= ar->inode->i_sb->s_dev;
839 		__entry->ino	= ar->inode->i_ino;
840 		__entry->len	= ar->len;
841 		__entry->logical = ar->logical;
842 		__entry->goal	= ar->goal;
843 		__entry->lleft	= ar->lleft;
844 		__entry->lright	= ar->lright;
845 		__entry->pleft	= ar->pleft;
846 		__entry->pright	= ar->pright;
847 		__entry->flags	= ar->flags;
848 	),
849 
850 	TP_printk("dev %d,%d ino %lu flags %s len %u lblk %u goal %llu "
851 		  "lleft %u lright %u pleft %llu pright %llu ",
852 		  MAJOR(__entry->dev), MINOR(__entry->dev),
853 		  (unsigned long) __entry->ino, show_mballoc_flags(__entry->flags),
854 		  __entry->len, __entry->logical, __entry->goal,
855 		  __entry->lleft, __entry->lright, __entry->pleft,
856 		  __entry->pright)
857 );
858 
859 TRACE_EVENT(ext4_allocate_blocks,
860 	TP_PROTO(struct ext4_allocation_request *ar, unsigned long long block),
861 
862 	TP_ARGS(ar, block),
863 
864 	TP_STRUCT__entry(
865 		__field(	dev_t,	dev			)
866 		__field(	ino_t,	ino			)
867 		__field(	__u64,	block			)
868 		__field(	unsigned int, len		)
869 		__field(	__u32,  logical			)
870 		__field(	__u32,	lleft			)
871 		__field(	__u32,	lright			)
872 		__field(	__u64,	goal			)
873 		__field(	__u64,	pleft			)
874 		__field(	__u64,	pright			)
875 		__field(	unsigned int, flags		)
876 	),
877 
878 	TP_fast_assign(
879 		__entry->dev	= ar->inode->i_sb->s_dev;
880 		__entry->ino	= ar->inode->i_ino;
881 		__entry->block	= block;
882 		__entry->len	= ar->len;
883 		__entry->logical = ar->logical;
884 		__entry->goal	= ar->goal;
885 		__entry->lleft	= ar->lleft;
886 		__entry->lright	= ar->lright;
887 		__entry->pleft	= ar->pleft;
888 		__entry->pright	= ar->pright;
889 		__entry->flags	= ar->flags;
890 	),
891 
892 	TP_printk("dev %d,%d ino %lu flags %s len %u block %llu lblk %u "
893 		  "goal %llu lleft %u lright %u pleft %llu pright %llu",
894 		  MAJOR(__entry->dev), MINOR(__entry->dev),
895 		  (unsigned long) __entry->ino, show_mballoc_flags(__entry->flags),
896 		  __entry->len, __entry->block, __entry->logical,
897 		  __entry->goal,  __entry->lleft, __entry->lright,
898 		  __entry->pleft, __entry->pright)
899 );
900 
901 TRACE_EVENT(ext4_free_blocks,
902 	TP_PROTO(struct inode *inode, __u64 block, unsigned long count,
903 		 int flags),
904 
905 	TP_ARGS(inode, block, count, flags),
906 
907 	TP_STRUCT__entry(
908 		__field(	dev_t,	dev			)
909 		__field(	ino_t,	ino			)
910 		__field(	__u64,	block			)
911 		__field(	unsigned long,	count		)
912 		__field(	int,	flags			)
913 		__field(	__u16,	mode			)
914 	),
915 
916 	TP_fast_assign(
917 		__entry->dev		= inode->i_sb->s_dev;
918 		__entry->ino		= inode->i_ino;
919 		__entry->block		= block;
920 		__entry->count		= count;
921 		__entry->flags		= flags;
922 		__entry->mode		= inode->i_mode;
923 	),
924 
925 	TP_printk("dev %d,%d ino %lu mode 0%o block %llu count %lu flags %s",
926 		  MAJOR(__entry->dev), MINOR(__entry->dev),
927 		  (unsigned long) __entry->ino,
928 		  __entry->mode, __entry->block, __entry->count,
929 		  show_free_flags(__entry->flags))
930 );
931 
932 TRACE_EVENT(ext4_sync_file_enter,
933 	TP_PROTO(struct file *file, int datasync),
934 
935 	TP_ARGS(file, datasync),
936 
937 	TP_STRUCT__entry(
938 		__field(	dev_t,	dev			)
939 		__field(	ino_t,	ino			)
940 		__field(	ino_t,	parent			)
941 		__field(	int,	datasync		)
942 	),
943 
944 	TP_fast_assign(
945 		struct dentry *dentry = file->f_path.dentry;
946 
947 		__entry->dev		= dentry->d_sb->s_dev;
948 		__entry->ino		= d_inode(dentry)->i_ino;
949 		__entry->datasync	= datasync;
950 		__entry->parent		= d_inode(dentry->d_parent)->i_ino;
951 	),
952 
953 	TP_printk("dev %d,%d ino %lu parent %lu datasync %d ",
954 		  MAJOR(__entry->dev), MINOR(__entry->dev),
955 		  (unsigned long) __entry->ino,
956 		  (unsigned long) __entry->parent, __entry->datasync)
957 );
958 
959 TRACE_EVENT(ext4_sync_file_exit,
960 	TP_PROTO(struct inode *inode, int ret),
961 
962 	TP_ARGS(inode, ret),
963 
964 	TP_STRUCT__entry(
965 		__field(	dev_t,	dev			)
966 		__field(	ino_t,	ino			)
967 		__field(	int,	ret			)
968 	),
969 
970 	TP_fast_assign(
971 		__entry->dev		= inode->i_sb->s_dev;
972 		__entry->ino		= inode->i_ino;
973 		__entry->ret		= ret;
974 	),
975 
976 	TP_printk("dev %d,%d ino %lu ret %d",
977 		  MAJOR(__entry->dev), MINOR(__entry->dev),
978 		  (unsigned long) __entry->ino,
979 		  __entry->ret)
980 );
981 
982 TRACE_EVENT(ext4_sync_fs,
983 	TP_PROTO(struct super_block *sb, int wait),
984 
985 	TP_ARGS(sb, wait),
986 
987 	TP_STRUCT__entry(
988 		__field(	dev_t,	dev			)
989 		__field(	int,	wait			)
990 
991 	),
992 
993 	TP_fast_assign(
994 		__entry->dev	= sb->s_dev;
995 		__entry->wait	= wait;
996 	),
997 
998 	TP_printk("dev %d,%d wait %d",
999 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1000 		  __entry->wait)
1001 );
1002 
1003 TRACE_EVENT(ext4_alloc_da_blocks,
1004 	TP_PROTO(struct inode *inode),
1005 
1006 	TP_ARGS(inode),
1007 
1008 	TP_STRUCT__entry(
1009 		__field(	dev_t,	dev			)
1010 		__field(	ino_t,	ino			)
1011 		__field( unsigned int,	data_blocks		)
1012 	),
1013 
1014 	TP_fast_assign(
1015 		__entry->dev	= inode->i_sb->s_dev;
1016 		__entry->ino	= inode->i_ino;
1017 		__entry->data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
1018 	),
1019 
1020 	TP_printk("dev %d,%d ino %lu reserved_data_blocks %u",
1021 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1022 		  (unsigned long) __entry->ino,
1023 		  __entry->data_blocks)
1024 );
1025 
1026 TRACE_EVENT(ext4_mballoc_alloc,
1027 	TP_PROTO(struct ext4_allocation_context *ac),
1028 
1029 	TP_ARGS(ac),
1030 
1031 	TP_STRUCT__entry(
1032 		__field(	dev_t,	dev			)
1033 		__field(	ino_t,	ino			)
1034 		__field(	__u32, 	orig_logical		)
1035 		__field(	  int,	orig_start		)
1036 		__field(	__u32, 	orig_group		)
1037 		__field(	  int,	orig_len		)
1038 		__field(	__u32, 	goal_logical		)
1039 		__field(	  int,	goal_start		)
1040 		__field(	__u32, 	goal_group		)
1041 		__field(	  int,	goal_len		)
1042 		__field(	__u32, 	result_logical		)
1043 		__field(	  int,	result_start		)
1044 		__field(	__u32, 	result_group		)
1045 		__field(	  int,	result_len		)
1046 		__field(	__u16,	found			)
1047 		__field(	__u16,	groups			)
1048 		__field(	__u16,	buddy			)
1049 		__field(	__u16,	flags			)
1050 		__field(	__u16,	tail			)
1051 		__field(	__u8,	cr			)
1052 	),
1053 
1054 	TP_fast_assign(
1055 		__entry->dev		= ac->ac_inode->i_sb->s_dev;
1056 		__entry->ino		= ac->ac_inode->i_ino;
1057 		__entry->orig_logical	= ac->ac_o_ex.fe_logical;
1058 		__entry->orig_start	= ac->ac_o_ex.fe_start;
1059 		__entry->orig_group	= ac->ac_o_ex.fe_group;
1060 		__entry->orig_len	= ac->ac_o_ex.fe_len;
1061 		__entry->goal_logical	= ac->ac_g_ex.fe_logical;
1062 		__entry->goal_start	= ac->ac_g_ex.fe_start;
1063 		__entry->goal_group	= ac->ac_g_ex.fe_group;
1064 		__entry->goal_len	= ac->ac_g_ex.fe_len;
1065 		__entry->result_logical	= ac->ac_f_ex.fe_logical;
1066 		__entry->result_start	= ac->ac_f_ex.fe_start;
1067 		__entry->result_group	= ac->ac_f_ex.fe_group;
1068 		__entry->result_len	= ac->ac_f_ex.fe_len;
1069 		__entry->found		= ac->ac_found;
1070 		__entry->flags		= ac->ac_flags;
1071 		__entry->groups		= ac->ac_groups_scanned;
1072 		__entry->buddy		= ac->ac_buddy;
1073 		__entry->tail		= ac->ac_tail;
1074 		__entry->cr		= ac->ac_criteria;
1075 	),
1076 
1077 	TP_printk("dev %d,%d inode %lu orig %u/%d/%u@%u goal %u/%d/%u@%u "
1078 		  "result %u/%d/%u@%u blks %u grps %u cr %u flags %s "
1079 		  "tail %u broken %u",
1080 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1081 		  (unsigned long) __entry->ino,
1082 		  __entry->orig_group, __entry->orig_start,
1083 		  __entry->orig_len, __entry->orig_logical,
1084 		  __entry->goal_group, __entry->goal_start,
1085 		  __entry->goal_len, __entry->goal_logical,
1086 		  __entry->result_group, __entry->result_start,
1087 		  __entry->result_len, __entry->result_logical,
1088 		  __entry->found, __entry->groups, __entry->cr,
1089 		  show_mballoc_flags(__entry->flags), __entry->tail,
1090 		  __entry->buddy ? 1 << __entry->buddy : 0)
1091 );
1092 
1093 TRACE_EVENT(ext4_mballoc_prealloc,
1094 	TP_PROTO(struct ext4_allocation_context *ac),
1095 
1096 	TP_ARGS(ac),
1097 
1098 	TP_STRUCT__entry(
1099 		__field(	dev_t,	dev			)
1100 		__field(	ino_t,	ino			)
1101 		__field(	__u32, 	orig_logical		)
1102 		__field(	  int,	orig_start		)
1103 		__field(	__u32, 	orig_group		)
1104 		__field(	  int,	orig_len		)
1105 		__field(	__u32, 	result_logical		)
1106 		__field(	  int,	result_start		)
1107 		__field(	__u32, 	result_group		)
1108 		__field(	  int,	result_len		)
1109 	),
1110 
1111 	TP_fast_assign(
1112 		__entry->dev		= ac->ac_inode->i_sb->s_dev;
1113 		__entry->ino		= ac->ac_inode->i_ino;
1114 		__entry->orig_logical	= ac->ac_o_ex.fe_logical;
1115 		__entry->orig_start	= ac->ac_o_ex.fe_start;
1116 		__entry->orig_group	= ac->ac_o_ex.fe_group;
1117 		__entry->orig_len	= ac->ac_o_ex.fe_len;
1118 		__entry->result_logical	= ac->ac_b_ex.fe_logical;
1119 		__entry->result_start	= ac->ac_b_ex.fe_start;
1120 		__entry->result_group	= ac->ac_b_ex.fe_group;
1121 		__entry->result_len	= ac->ac_b_ex.fe_len;
1122 	),
1123 
1124 	TP_printk("dev %d,%d inode %lu orig %u/%d/%u@%u result %u/%d/%u@%u",
1125 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1126 		  (unsigned long) __entry->ino,
1127 		  __entry->orig_group, __entry->orig_start,
1128 		  __entry->orig_len, __entry->orig_logical,
1129 		  __entry->result_group, __entry->result_start,
1130 		  __entry->result_len, __entry->result_logical)
1131 );
1132 
1133 DECLARE_EVENT_CLASS(ext4__mballoc,
1134 	TP_PROTO(struct super_block *sb,
1135 		 struct inode *inode,
1136 		 ext4_group_t group,
1137 		 ext4_grpblk_t start,
1138 		 ext4_grpblk_t len),
1139 
1140 	TP_ARGS(sb, inode, group, start, len),
1141 
1142 	TP_STRUCT__entry(
1143 		__field(	dev_t,	dev			)
1144 		__field(	ino_t,	ino			)
1145 		__field(	  int,	result_start		)
1146 		__field(	__u32, 	result_group		)
1147 		__field(	  int,	result_len		)
1148 	),
1149 
1150 	TP_fast_assign(
1151 		__entry->dev		= sb->s_dev;
1152 		__entry->ino		= inode ? inode->i_ino : 0;
1153 		__entry->result_start	= start;
1154 		__entry->result_group	= group;
1155 		__entry->result_len	= len;
1156 	),
1157 
1158 	TP_printk("dev %d,%d inode %lu extent %u/%d/%d ",
1159 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1160 		  (unsigned long) __entry->ino,
1161 		  __entry->result_group, __entry->result_start,
1162 		  __entry->result_len)
1163 );
1164 
1165 DEFINE_EVENT(ext4__mballoc, ext4_mballoc_discard,
1166 
1167 	TP_PROTO(struct super_block *sb,
1168 		 struct inode *inode,
1169 		 ext4_group_t group,
1170 		 ext4_grpblk_t start,
1171 		 ext4_grpblk_t len),
1172 
1173 	TP_ARGS(sb, inode, group, start, len)
1174 );
1175 
1176 DEFINE_EVENT(ext4__mballoc, ext4_mballoc_free,
1177 
1178 	TP_PROTO(struct super_block *sb,
1179 		 struct inode *inode,
1180 		 ext4_group_t group,
1181 		 ext4_grpblk_t start,
1182 		 ext4_grpblk_t len),
1183 
1184 	TP_ARGS(sb, inode, group, start, len)
1185 );
1186 
1187 TRACE_EVENT(ext4_forget,
1188 	TP_PROTO(struct inode *inode, int is_metadata, __u64 block),
1189 
1190 	TP_ARGS(inode, is_metadata, block),
1191 
1192 	TP_STRUCT__entry(
1193 		__field(	dev_t,	dev			)
1194 		__field(	ino_t,	ino			)
1195 		__field(	__u64,	block			)
1196 		__field(	int,	is_metadata		)
1197 		__field(	__u16,	mode			)
1198 	),
1199 
1200 	TP_fast_assign(
1201 		__entry->dev	= inode->i_sb->s_dev;
1202 		__entry->ino	= inode->i_ino;
1203 		__entry->block	= block;
1204 		__entry->is_metadata = is_metadata;
1205 		__entry->mode	= inode->i_mode;
1206 	),
1207 
1208 	TP_printk("dev %d,%d ino %lu mode 0%o is_metadata %d block %llu",
1209 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1210 		  (unsigned long) __entry->ino,
1211 		  __entry->mode, __entry->is_metadata, __entry->block)
1212 );
1213 
1214 TRACE_EVENT(ext4_da_update_reserve_space,
1215 	TP_PROTO(struct inode *inode, int used_blocks, int quota_claim),
1216 
1217 	TP_ARGS(inode, used_blocks, quota_claim),
1218 
1219 	TP_STRUCT__entry(
1220 		__field(	dev_t,	dev			)
1221 		__field(	ino_t,	ino			)
1222 		__field(	__u64,	i_blocks		)
1223 		__field(	int,	used_blocks		)
1224 		__field(	int,	reserved_data_blocks	)
1225 		__field(	int,	quota_claim		)
1226 		__field(	__u16,	mode			)
1227 	),
1228 
1229 	TP_fast_assign(
1230 		__entry->dev	= inode->i_sb->s_dev;
1231 		__entry->ino	= inode->i_ino;
1232 		__entry->i_blocks = inode->i_blocks;
1233 		__entry->used_blocks = used_blocks;
1234 		__entry->reserved_data_blocks =
1235 				EXT4_I(inode)->i_reserved_data_blocks;
1236 		__entry->quota_claim = quota_claim;
1237 		__entry->mode	= inode->i_mode;
1238 	),
1239 
1240 	TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu used_blocks %d "
1241 		  "reserved_data_blocks %d quota_claim %d",
1242 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1243 		  (unsigned long) __entry->ino,
1244 		  __entry->mode, __entry->i_blocks,
1245 		  __entry->used_blocks, __entry->reserved_data_blocks,
1246 		  __entry->quota_claim)
1247 );
1248 
1249 TRACE_EVENT(ext4_da_reserve_space,
1250 	TP_PROTO(struct inode *inode),
1251 
1252 	TP_ARGS(inode),
1253 
1254 	TP_STRUCT__entry(
1255 		__field(	dev_t,	dev			)
1256 		__field(	ino_t,	ino			)
1257 		__field(	__u64,	i_blocks		)
1258 		__field(	int,	reserved_data_blocks	)
1259 		__field(	__u16,  mode			)
1260 	),
1261 
1262 	TP_fast_assign(
1263 		__entry->dev	= inode->i_sb->s_dev;
1264 		__entry->ino	= inode->i_ino;
1265 		__entry->i_blocks = inode->i_blocks;
1266 		__entry->reserved_data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
1267 		__entry->mode	= inode->i_mode;
1268 	),
1269 
1270 	TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu "
1271 		  "reserved_data_blocks %d",
1272 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1273 		  (unsigned long) __entry->ino,
1274 		  __entry->mode, __entry->i_blocks,
1275 		  __entry->reserved_data_blocks)
1276 );
1277 
1278 TRACE_EVENT(ext4_da_release_space,
1279 	TP_PROTO(struct inode *inode, int freed_blocks),
1280 
1281 	TP_ARGS(inode, freed_blocks),
1282 
1283 	TP_STRUCT__entry(
1284 		__field(	dev_t,	dev			)
1285 		__field(	ino_t,	ino			)
1286 		__field(	__u64,	i_blocks		)
1287 		__field(	int,	freed_blocks		)
1288 		__field(	int,	reserved_data_blocks	)
1289 		__field(	__u16,  mode			)
1290 	),
1291 
1292 	TP_fast_assign(
1293 		__entry->dev	= inode->i_sb->s_dev;
1294 		__entry->ino	= inode->i_ino;
1295 		__entry->i_blocks = inode->i_blocks;
1296 		__entry->freed_blocks = freed_blocks;
1297 		__entry->reserved_data_blocks = EXT4_I(inode)->i_reserved_data_blocks;
1298 		__entry->mode	= inode->i_mode;
1299 	),
1300 
1301 	TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu freed_blocks %d "
1302 		  "reserved_data_blocks %d",
1303 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1304 		  (unsigned long) __entry->ino,
1305 		  __entry->mode, __entry->i_blocks,
1306 		  __entry->freed_blocks, __entry->reserved_data_blocks)
1307 );
1308 
1309 DECLARE_EVENT_CLASS(ext4__bitmap_load,
1310 	TP_PROTO(struct super_block *sb, unsigned long group),
1311 
1312 	TP_ARGS(sb, group),
1313 
1314 	TP_STRUCT__entry(
1315 		__field(	dev_t,	dev			)
1316 		__field(	__u32,	group			)
1317 
1318 	),
1319 
1320 	TP_fast_assign(
1321 		__entry->dev	= sb->s_dev;
1322 		__entry->group	= group;
1323 	),
1324 
1325 	TP_printk("dev %d,%d group %u",
1326 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1327 		  __entry->group)
1328 );
1329 
1330 DEFINE_EVENT(ext4__bitmap_load, ext4_mb_bitmap_load,
1331 
1332 	TP_PROTO(struct super_block *sb, unsigned long group),
1333 
1334 	TP_ARGS(sb, group)
1335 );
1336 
1337 DEFINE_EVENT(ext4__bitmap_load, ext4_mb_buddy_bitmap_load,
1338 
1339 	TP_PROTO(struct super_block *sb, unsigned long group),
1340 
1341 	TP_ARGS(sb, group)
1342 );
1343 
1344 DEFINE_EVENT(ext4__bitmap_load, ext4_load_inode_bitmap,
1345 
1346 	TP_PROTO(struct super_block *sb, unsigned long group),
1347 
1348 	TP_ARGS(sb, group)
1349 );
1350 
1351 TRACE_EVENT(ext4_read_block_bitmap_load,
1352 	TP_PROTO(struct super_block *sb, unsigned long group, bool prefetch),
1353 
1354 	TP_ARGS(sb, group, prefetch),
1355 
1356 	TP_STRUCT__entry(
1357 		__field(	dev_t,	dev			)
1358 		__field(	__u32,	group			)
1359 		__field(	bool,	prefetch		)
1360 
1361 	),
1362 
1363 	TP_fast_assign(
1364 		__entry->dev	= sb->s_dev;
1365 		__entry->group	= group;
1366 		__entry->prefetch = prefetch;
1367 	),
1368 
1369 	TP_printk("dev %d,%d group %u prefetch %d",
1370 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1371 		  __entry->group, __entry->prefetch)
1372 );
1373 
1374 TRACE_EVENT(ext4_direct_IO_enter,
1375 	TP_PROTO(struct inode *inode, loff_t offset, unsigned long len, int rw),
1376 
1377 	TP_ARGS(inode, offset, len, rw),
1378 
1379 	TP_STRUCT__entry(
1380 		__field(	dev_t,	dev			)
1381 		__field(	ino_t,	ino			)
1382 		__field(	loff_t,	pos			)
1383 		__field(	unsigned long,	len		)
1384 		__field(	int,	rw			)
1385 	),
1386 
1387 	TP_fast_assign(
1388 		__entry->dev	= inode->i_sb->s_dev;
1389 		__entry->ino	= inode->i_ino;
1390 		__entry->pos	= offset;
1391 		__entry->len	= len;
1392 		__entry->rw	= rw;
1393 	),
1394 
1395 	TP_printk("dev %d,%d ino %lu pos %lld len %lu rw %d",
1396 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1397 		  (unsigned long) __entry->ino,
1398 		  __entry->pos, __entry->len, __entry->rw)
1399 );
1400 
1401 TRACE_EVENT(ext4_direct_IO_exit,
1402 	TP_PROTO(struct inode *inode, loff_t offset, unsigned long len,
1403 		 int rw, int ret),
1404 
1405 	TP_ARGS(inode, offset, len, rw, ret),
1406 
1407 	TP_STRUCT__entry(
1408 		__field(	dev_t,	dev			)
1409 		__field(	ino_t,	ino			)
1410 		__field(	loff_t,	pos			)
1411 		__field(	unsigned long,	len		)
1412 		__field(	int,	rw			)
1413 		__field(	int,	ret			)
1414 	),
1415 
1416 	TP_fast_assign(
1417 		__entry->dev	= inode->i_sb->s_dev;
1418 		__entry->ino	= inode->i_ino;
1419 		__entry->pos	= offset;
1420 		__entry->len	= len;
1421 		__entry->rw	= rw;
1422 		__entry->ret	= ret;
1423 	),
1424 
1425 	TP_printk("dev %d,%d ino %lu pos %lld len %lu rw %d ret %d",
1426 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1427 		  (unsigned long) __entry->ino,
1428 		  __entry->pos, __entry->len,
1429 		  __entry->rw, __entry->ret)
1430 );
1431 
1432 DECLARE_EVENT_CLASS(ext4__fallocate_mode,
1433 	TP_PROTO(struct inode *inode, loff_t offset, loff_t len, int mode),
1434 
1435 	TP_ARGS(inode, offset, len, mode),
1436 
1437 	TP_STRUCT__entry(
1438 		__field(	dev_t,	dev			)
1439 		__field(	ino_t,	ino			)
1440 		__field(	loff_t,	offset			)
1441 		__field(	loff_t, len			)
1442 		__field(	int,	mode			)
1443 	),
1444 
1445 	TP_fast_assign(
1446 		__entry->dev	= inode->i_sb->s_dev;
1447 		__entry->ino	= inode->i_ino;
1448 		__entry->offset	= offset;
1449 		__entry->len	= len;
1450 		__entry->mode	= mode;
1451 	),
1452 
1453 	TP_printk("dev %d,%d ino %lu offset %lld len %lld mode %s",
1454 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1455 		  (unsigned long) __entry->ino,
1456 		  __entry->offset, __entry->len,
1457 		  show_falloc_mode(__entry->mode))
1458 );
1459 
1460 DEFINE_EVENT(ext4__fallocate_mode, ext4_fallocate_enter,
1461 
1462 	TP_PROTO(struct inode *inode, loff_t offset, loff_t len, int mode),
1463 
1464 	TP_ARGS(inode, offset, len, mode)
1465 );
1466 
1467 DEFINE_EVENT(ext4__fallocate_mode, ext4_punch_hole,
1468 
1469 	TP_PROTO(struct inode *inode, loff_t offset, loff_t len, int mode),
1470 
1471 	TP_ARGS(inode, offset, len, mode)
1472 );
1473 
1474 DEFINE_EVENT(ext4__fallocate_mode, ext4_zero_range,
1475 
1476 	TP_PROTO(struct inode *inode, loff_t offset, loff_t len, int mode),
1477 
1478 	TP_ARGS(inode, offset, len, mode)
1479 );
1480 
1481 TRACE_EVENT(ext4_fallocate_exit,
1482 	TP_PROTO(struct inode *inode, loff_t offset,
1483 		 unsigned int max_blocks, int ret),
1484 
1485 	TP_ARGS(inode, offset, max_blocks, ret),
1486 
1487 	TP_STRUCT__entry(
1488 		__field(	dev_t,	dev			)
1489 		__field(	ino_t,	ino			)
1490 		__field(	loff_t,	pos			)
1491 		__field(	unsigned int,	blocks		)
1492 		__field(	int, 	ret			)
1493 	),
1494 
1495 	TP_fast_assign(
1496 		__entry->dev	= inode->i_sb->s_dev;
1497 		__entry->ino	= inode->i_ino;
1498 		__entry->pos	= offset;
1499 		__entry->blocks	= max_blocks;
1500 		__entry->ret	= ret;
1501 	),
1502 
1503 	TP_printk("dev %d,%d ino %lu pos %lld blocks %u ret %d",
1504 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1505 		  (unsigned long) __entry->ino,
1506 		  __entry->pos, __entry->blocks,
1507 		  __entry->ret)
1508 );
1509 
1510 TRACE_EVENT(ext4_unlink_enter,
1511 	TP_PROTO(struct inode *parent, struct dentry *dentry),
1512 
1513 	TP_ARGS(parent, dentry),
1514 
1515 	TP_STRUCT__entry(
1516 		__field(	dev_t,	dev			)
1517 		__field(	ino_t,	ino			)
1518 		__field(	ino_t,	parent			)
1519 		__field(	loff_t,	size			)
1520 	),
1521 
1522 	TP_fast_assign(
1523 		__entry->dev		= dentry->d_sb->s_dev;
1524 		__entry->ino		= d_inode(dentry)->i_ino;
1525 		__entry->parent		= parent->i_ino;
1526 		__entry->size		= d_inode(dentry)->i_size;
1527 	),
1528 
1529 	TP_printk("dev %d,%d ino %lu size %lld parent %lu",
1530 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1531 		  (unsigned long) __entry->ino, __entry->size,
1532 		  (unsigned long) __entry->parent)
1533 );
1534 
1535 TRACE_EVENT(ext4_unlink_exit,
1536 	TP_PROTO(struct dentry *dentry, int ret),
1537 
1538 	TP_ARGS(dentry, ret),
1539 
1540 	TP_STRUCT__entry(
1541 		__field(	dev_t,	dev			)
1542 		__field(	ino_t,	ino			)
1543 		__field(	int,	ret			)
1544 	),
1545 
1546 	TP_fast_assign(
1547 		__entry->dev		= dentry->d_sb->s_dev;
1548 		__entry->ino		= d_inode(dentry)->i_ino;
1549 		__entry->ret		= ret;
1550 	),
1551 
1552 	TP_printk("dev %d,%d ino %lu ret %d",
1553 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1554 		  (unsigned long) __entry->ino,
1555 		  __entry->ret)
1556 );
1557 
1558 DECLARE_EVENT_CLASS(ext4__truncate,
1559 	TP_PROTO(struct inode *inode),
1560 
1561 	TP_ARGS(inode),
1562 
1563 	TP_STRUCT__entry(
1564 		__field(	dev_t,		dev		)
1565 		__field(	ino_t,		ino		)
1566 		__field(	__u64,		blocks		)
1567 	),
1568 
1569 	TP_fast_assign(
1570 		__entry->dev    = inode->i_sb->s_dev;
1571 		__entry->ino    = inode->i_ino;
1572 		__entry->blocks	= inode->i_blocks;
1573 	),
1574 
1575 	TP_printk("dev %d,%d ino %lu blocks %llu",
1576 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1577 		  (unsigned long) __entry->ino, __entry->blocks)
1578 );
1579 
1580 DEFINE_EVENT(ext4__truncate, ext4_truncate_enter,
1581 
1582 	TP_PROTO(struct inode *inode),
1583 
1584 	TP_ARGS(inode)
1585 );
1586 
1587 DEFINE_EVENT(ext4__truncate, ext4_truncate_exit,
1588 
1589 	TP_PROTO(struct inode *inode),
1590 
1591 	TP_ARGS(inode)
1592 );
1593 
1594 /* 'ux' is the unwritten extent. */
1595 TRACE_EVENT(ext4_ext_convert_to_initialized_enter,
1596 	TP_PROTO(struct inode *inode, struct ext4_map_blocks *map,
1597 		 struct ext4_extent *ux),
1598 
1599 	TP_ARGS(inode, map, ux),
1600 
1601 	TP_STRUCT__entry(
1602 		__field(	dev_t,		dev	)
1603 		__field(	ino_t,		ino	)
1604 		__field(	ext4_lblk_t,	m_lblk	)
1605 		__field(	unsigned,	m_len	)
1606 		__field(	ext4_lblk_t,	u_lblk	)
1607 		__field(	unsigned,	u_len	)
1608 		__field(	ext4_fsblk_t,	u_pblk	)
1609 	),
1610 
1611 	TP_fast_assign(
1612 		__entry->dev		= inode->i_sb->s_dev;
1613 		__entry->ino		= inode->i_ino;
1614 		__entry->m_lblk		= map->m_lblk;
1615 		__entry->m_len		= map->m_len;
1616 		__entry->u_lblk		= le32_to_cpu(ux->ee_block);
1617 		__entry->u_len		= ext4_ext_get_actual_len(ux);
1618 		__entry->u_pblk		= ext4_ext_pblock(ux);
1619 	),
1620 
1621 	TP_printk("dev %d,%d ino %lu m_lblk %u m_len %u u_lblk %u u_len %u "
1622 		  "u_pblk %llu",
1623 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1624 		  (unsigned long) __entry->ino,
1625 		  __entry->m_lblk, __entry->m_len,
1626 		  __entry->u_lblk, __entry->u_len, __entry->u_pblk)
1627 );
1628 
1629 /*
1630  * 'ux' is the unwritten extent.
1631  * 'ix' is the initialized extent to which blocks are transferred.
1632  */
1633 TRACE_EVENT(ext4_ext_convert_to_initialized_fastpath,
1634 	TP_PROTO(struct inode *inode, struct ext4_map_blocks *map,
1635 		 struct ext4_extent *ux, struct ext4_extent *ix),
1636 
1637 	TP_ARGS(inode, map, ux, ix),
1638 
1639 	TP_STRUCT__entry(
1640 		__field(	dev_t,		dev	)
1641 		__field(	ino_t,		ino	)
1642 		__field(	ext4_lblk_t,	m_lblk	)
1643 		__field(	unsigned,	m_len	)
1644 		__field(	ext4_lblk_t,	u_lblk	)
1645 		__field(	unsigned,	u_len	)
1646 		__field(	ext4_fsblk_t,	u_pblk	)
1647 		__field(	ext4_lblk_t,	i_lblk	)
1648 		__field(	unsigned,	i_len	)
1649 		__field(	ext4_fsblk_t,	i_pblk	)
1650 	),
1651 
1652 	TP_fast_assign(
1653 		__entry->dev		= inode->i_sb->s_dev;
1654 		__entry->ino		= inode->i_ino;
1655 		__entry->m_lblk		= map->m_lblk;
1656 		__entry->m_len		= map->m_len;
1657 		__entry->u_lblk		= le32_to_cpu(ux->ee_block);
1658 		__entry->u_len		= ext4_ext_get_actual_len(ux);
1659 		__entry->u_pblk		= ext4_ext_pblock(ux);
1660 		__entry->i_lblk		= le32_to_cpu(ix->ee_block);
1661 		__entry->i_len		= ext4_ext_get_actual_len(ix);
1662 		__entry->i_pblk		= ext4_ext_pblock(ix);
1663 	),
1664 
1665 	TP_printk("dev %d,%d ino %lu m_lblk %u m_len %u "
1666 		  "u_lblk %u u_len %u u_pblk %llu "
1667 		  "i_lblk %u i_len %u i_pblk %llu ",
1668 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1669 		  (unsigned long) __entry->ino,
1670 		  __entry->m_lblk, __entry->m_len,
1671 		  __entry->u_lblk, __entry->u_len, __entry->u_pblk,
1672 		  __entry->i_lblk, __entry->i_len, __entry->i_pblk)
1673 );
1674 
1675 DECLARE_EVENT_CLASS(ext4__map_blocks_enter,
1676 	TP_PROTO(struct inode *inode, ext4_lblk_t lblk,
1677 		 unsigned int len, unsigned int flags),
1678 
1679 	TP_ARGS(inode, lblk, len, flags),
1680 
1681 	TP_STRUCT__entry(
1682 		__field(	dev_t,		dev		)
1683 		__field(	ino_t,		ino		)
1684 		__field(	ext4_lblk_t,	lblk		)
1685 		__field(	unsigned int,	len		)
1686 		__field(	unsigned int,	flags		)
1687 	),
1688 
1689 	TP_fast_assign(
1690 		__entry->dev    = inode->i_sb->s_dev;
1691 		__entry->ino    = inode->i_ino;
1692 		__entry->lblk	= lblk;
1693 		__entry->len	= len;
1694 		__entry->flags	= flags;
1695 	),
1696 
1697 	TP_printk("dev %d,%d ino %lu lblk %u len %u flags %s",
1698 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1699 		  (unsigned long) __entry->ino,
1700 		  __entry->lblk, __entry->len, show_map_flags(__entry->flags))
1701 );
1702 
1703 DEFINE_EVENT(ext4__map_blocks_enter, ext4_ext_map_blocks_enter,
1704 	TP_PROTO(struct inode *inode, ext4_lblk_t lblk,
1705 		 unsigned len, unsigned flags),
1706 
1707 	TP_ARGS(inode, lblk, len, flags)
1708 );
1709 
1710 DEFINE_EVENT(ext4__map_blocks_enter, ext4_ind_map_blocks_enter,
1711 	TP_PROTO(struct inode *inode, ext4_lblk_t lblk,
1712 		 unsigned len, unsigned flags),
1713 
1714 	TP_ARGS(inode, lblk, len, flags)
1715 );
1716 
1717 DECLARE_EVENT_CLASS(ext4__map_blocks_exit,
1718 	TP_PROTO(struct inode *inode, unsigned flags, struct ext4_map_blocks *map,
1719 		 int ret),
1720 
1721 	TP_ARGS(inode, flags, map, ret),
1722 
1723 	TP_STRUCT__entry(
1724 		__field(	dev_t,		dev		)
1725 		__field(	ino_t,		ino		)
1726 		__field(	unsigned int,	flags		)
1727 		__field(	ext4_fsblk_t,	pblk		)
1728 		__field(	ext4_lblk_t,	lblk		)
1729 		__field(	unsigned int,	len		)
1730 		__field(	unsigned int,	mflags		)
1731 		__field(	int,		ret		)
1732 	),
1733 
1734 	TP_fast_assign(
1735 		__entry->dev    = inode->i_sb->s_dev;
1736 		__entry->ino    = inode->i_ino;
1737 		__entry->flags	= flags;
1738 		__entry->pblk	= map->m_pblk;
1739 		__entry->lblk	= map->m_lblk;
1740 		__entry->len	= map->m_len;
1741 		__entry->mflags	= map->m_flags;
1742 		__entry->ret	= ret;
1743 	),
1744 
1745 	TP_printk("dev %d,%d ino %lu flags %s lblk %u pblk %llu len %u "
1746 		  "mflags %s ret %d",
1747 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1748 		  (unsigned long) __entry->ino,
1749 		  show_map_flags(__entry->flags), __entry->lblk, __entry->pblk,
1750 		  __entry->len, show_mflags(__entry->mflags), __entry->ret)
1751 );
1752 
1753 DEFINE_EVENT(ext4__map_blocks_exit, ext4_ext_map_blocks_exit,
1754 	TP_PROTO(struct inode *inode, unsigned flags,
1755 		 struct ext4_map_blocks *map, int ret),
1756 
1757 	TP_ARGS(inode, flags, map, ret)
1758 );
1759 
1760 DEFINE_EVENT(ext4__map_blocks_exit, ext4_ind_map_blocks_exit,
1761 	TP_PROTO(struct inode *inode, unsigned flags,
1762 		 struct ext4_map_blocks *map, int ret),
1763 
1764 	TP_ARGS(inode, flags, map, ret)
1765 );
1766 
1767 TRACE_EVENT(ext4_ext_load_extent,
1768 	TP_PROTO(struct inode *inode, ext4_lblk_t lblk, ext4_fsblk_t pblk),
1769 
1770 	TP_ARGS(inode, lblk, pblk),
1771 
1772 	TP_STRUCT__entry(
1773 		__field(	dev_t,		dev		)
1774 		__field(	ino_t,		ino		)
1775 		__field(	ext4_fsblk_t,	pblk		)
1776 		__field(	ext4_lblk_t,	lblk		)
1777 	),
1778 
1779 	TP_fast_assign(
1780 		__entry->dev    = inode->i_sb->s_dev;
1781 		__entry->ino    = inode->i_ino;
1782 		__entry->pblk	= pblk;
1783 		__entry->lblk	= lblk;
1784 	),
1785 
1786 	TP_printk("dev %d,%d ino %lu lblk %u pblk %llu",
1787 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1788 		  (unsigned long) __entry->ino,
1789 		  __entry->lblk, __entry->pblk)
1790 );
1791 
1792 TRACE_EVENT(ext4_load_inode,
1793 	TP_PROTO(struct super_block *sb, unsigned long ino),
1794 
1795 	TP_ARGS(sb, ino),
1796 
1797 	TP_STRUCT__entry(
1798 		__field(	dev_t,	dev		)
1799 		__field(	ino_t,	ino		)
1800 	),
1801 
1802 	TP_fast_assign(
1803 		__entry->dev		= sb->s_dev;
1804 		__entry->ino		= ino;
1805 	),
1806 
1807 	TP_printk("dev %d,%d ino %ld",
1808 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1809 		  (unsigned long) __entry->ino)
1810 );
1811 
1812 TRACE_EVENT(ext4_journal_start,
1813 	TP_PROTO(struct super_block *sb, int blocks, int rsv_blocks,
1814 		 int revoke_creds, unsigned long IP),
1815 
1816 	TP_ARGS(sb, blocks, rsv_blocks, revoke_creds, IP),
1817 
1818 	TP_STRUCT__entry(
1819 		__field(	dev_t,	dev			)
1820 		__field(unsigned long,	ip			)
1821 		__field(	  int,	blocks			)
1822 		__field(	  int,	rsv_blocks		)
1823 		__field(	  int,	revoke_creds		)
1824 	),
1825 
1826 	TP_fast_assign(
1827 		__entry->dev		 = sb->s_dev;
1828 		__entry->ip		 = IP;
1829 		__entry->blocks		 = blocks;
1830 		__entry->rsv_blocks	 = rsv_blocks;
1831 		__entry->revoke_creds	 = revoke_creds;
1832 	),
1833 
1834 	TP_printk("dev %d,%d blocks %d, rsv_blocks %d, revoke_creds %d, "
1835 		  "caller %pS", MAJOR(__entry->dev), MINOR(__entry->dev),
1836 		  __entry->blocks, __entry->rsv_blocks, __entry->revoke_creds,
1837 		  (void *)__entry->ip)
1838 );
1839 
1840 TRACE_EVENT(ext4_journal_start_reserved,
1841 	TP_PROTO(struct super_block *sb, int blocks, unsigned long IP),
1842 
1843 	TP_ARGS(sb, blocks, IP),
1844 
1845 	TP_STRUCT__entry(
1846 		__field(	dev_t,	dev			)
1847 		__field(unsigned long,	ip			)
1848 		__field(	  int,	blocks			)
1849 	),
1850 
1851 	TP_fast_assign(
1852 		__entry->dev		 = sb->s_dev;
1853 		__entry->ip		 = IP;
1854 		__entry->blocks		 = blocks;
1855 	),
1856 
1857 	TP_printk("dev %d,%d blocks, %d caller %pS",
1858 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1859 		  __entry->blocks, (void *)__entry->ip)
1860 );
1861 
1862 DECLARE_EVENT_CLASS(ext4__trim,
1863 	TP_PROTO(struct super_block *sb,
1864 		 ext4_group_t group,
1865 		 ext4_grpblk_t start,
1866 		 ext4_grpblk_t len),
1867 
1868 	TP_ARGS(sb, group, start, len),
1869 
1870 	TP_STRUCT__entry(
1871 		__field(	int,	dev_major		)
1872 		__field(	int,	dev_minor		)
1873 		__field(	__u32, 	group			)
1874 		__field(	int,	start			)
1875 		__field(	int,	len			)
1876 	),
1877 
1878 	TP_fast_assign(
1879 		__entry->dev_major	= MAJOR(sb->s_dev);
1880 		__entry->dev_minor	= MINOR(sb->s_dev);
1881 		__entry->group		= group;
1882 		__entry->start		= start;
1883 		__entry->len		= len;
1884 	),
1885 
1886 	TP_printk("dev %d,%d group %u, start %d, len %d",
1887 		  __entry->dev_major, __entry->dev_minor,
1888 		  __entry->group, __entry->start, __entry->len)
1889 );
1890 
1891 DEFINE_EVENT(ext4__trim, ext4_trim_extent,
1892 
1893 	TP_PROTO(struct super_block *sb,
1894 		 ext4_group_t group,
1895 		 ext4_grpblk_t start,
1896 		 ext4_grpblk_t len),
1897 
1898 	TP_ARGS(sb, group, start, len)
1899 );
1900 
1901 DEFINE_EVENT(ext4__trim, ext4_trim_all_free,
1902 
1903 	TP_PROTO(struct super_block *sb,
1904 		 ext4_group_t group,
1905 		 ext4_grpblk_t start,
1906 		 ext4_grpblk_t len),
1907 
1908 	TP_ARGS(sb, group, start, len)
1909 );
1910 
1911 TRACE_EVENT(ext4_ext_handle_unwritten_extents,
1912 	TP_PROTO(struct inode *inode, struct ext4_map_blocks *map, int flags,
1913 		 unsigned int allocated, ext4_fsblk_t newblock),
1914 
1915 	TP_ARGS(inode, map, flags, allocated, newblock),
1916 
1917 	TP_STRUCT__entry(
1918 		__field(	dev_t,		dev		)
1919 		__field(	ino_t,		ino		)
1920 		__field(	int,		flags		)
1921 		__field(	ext4_lblk_t,	lblk		)
1922 		__field(	ext4_fsblk_t,	pblk		)
1923 		__field(	unsigned int,	len		)
1924 		__field(	unsigned int,	allocated	)
1925 		__field(	ext4_fsblk_t,	newblk		)
1926 	),
1927 
1928 	TP_fast_assign(
1929 		__entry->dev		= inode->i_sb->s_dev;
1930 		__entry->ino		= inode->i_ino;
1931 		__entry->flags		= flags;
1932 		__entry->lblk		= map->m_lblk;
1933 		__entry->pblk		= map->m_pblk;
1934 		__entry->len		= map->m_len;
1935 		__entry->allocated	= allocated;
1936 		__entry->newblk		= newblock;
1937 	),
1938 
1939 	TP_printk("dev %d,%d ino %lu m_lblk %u m_pblk %llu m_len %u flags %s "
1940 		  "allocated %d newblock %llu",
1941 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1942 		  (unsigned long) __entry->ino,
1943 		  (unsigned) __entry->lblk, (unsigned long long) __entry->pblk,
1944 		  __entry->len, show_map_flags(__entry->flags),
1945 		  (unsigned int) __entry->allocated,
1946 		  (unsigned long long) __entry->newblk)
1947 );
1948 
1949 TRACE_EVENT(ext4_get_implied_cluster_alloc_exit,
1950 	TP_PROTO(struct super_block *sb, struct ext4_map_blocks *map, int ret),
1951 
1952 	TP_ARGS(sb, map, ret),
1953 
1954 	TP_STRUCT__entry(
1955 		__field(	dev_t,		dev	)
1956 		__field(	unsigned int,	flags	)
1957 		__field(	ext4_lblk_t,	lblk	)
1958 		__field(	ext4_fsblk_t,	pblk	)
1959 		__field(	unsigned int,	len	)
1960 		__field(	int,		ret	)
1961 	),
1962 
1963 	TP_fast_assign(
1964 		__entry->dev	= sb->s_dev;
1965 		__entry->flags	= map->m_flags;
1966 		__entry->lblk	= map->m_lblk;
1967 		__entry->pblk	= map->m_pblk;
1968 		__entry->len	= map->m_len;
1969 		__entry->ret	= ret;
1970 	),
1971 
1972 	TP_printk("dev %d,%d m_lblk %u m_pblk %llu m_len %u m_flags %s ret %d",
1973 		  MAJOR(__entry->dev), MINOR(__entry->dev),
1974 		  __entry->lblk, (unsigned long long) __entry->pblk,
1975 		  __entry->len, show_mflags(__entry->flags), __entry->ret)
1976 );
1977 
1978 TRACE_EVENT(ext4_ext_put_in_cache,
1979 	TP_PROTO(struct inode *inode, ext4_lblk_t lblk, unsigned int len,
1980 		 ext4_fsblk_t start),
1981 
1982 	TP_ARGS(inode, lblk, len, start),
1983 
1984 	TP_STRUCT__entry(
1985 		__field(	dev_t,		dev	)
1986 		__field(	ino_t,		ino	)
1987 		__field(	ext4_lblk_t,	lblk	)
1988 		__field(	unsigned int,	len	)
1989 		__field(	ext4_fsblk_t,	start	)
1990 	),
1991 
1992 	TP_fast_assign(
1993 		__entry->dev	= inode->i_sb->s_dev;
1994 		__entry->ino	= inode->i_ino;
1995 		__entry->lblk	= lblk;
1996 		__entry->len	= len;
1997 		__entry->start	= start;
1998 	),
1999 
2000 	TP_printk("dev %d,%d ino %lu lblk %u len %u start %llu",
2001 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2002 		  (unsigned long) __entry->ino,
2003 		  (unsigned) __entry->lblk,
2004 		  __entry->len,
2005 		  (unsigned long long) __entry->start)
2006 );
2007 
2008 TRACE_EVENT(ext4_ext_in_cache,
2009 	TP_PROTO(struct inode *inode, ext4_lblk_t lblk, int ret),
2010 
2011 	TP_ARGS(inode, lblk, ret),
2012 
2013 	TP_STRUCT__entry(
2014 		__field(	dev_t,		dev	)
2015 		__field(	ino_t,		ino	)
2016 		__field(	ext4_lblk_t,	lblk	)
2017 		__field(	int,		ret	)
2018 	),
2019 
2020 	TP_fast_assign(
2021 		__entry->dev	= inode->i_sb->s_dev;
2022 		__entry->ino	= inode->i_ino;
2023 		__entry->lblk	= lblk;
2024 		__entry->ret	= ret;
2025 	),
2026 
2027 	TP_printk("dev %d,%d ino %lu lblk %u ret %d",
2028 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2029 		  (unsigned long) __entry->ino,
2030 		  (unsigned) __entry->lblk,
2031 		  __entry->ret)
2032 
2033 );
2034 
2035 TRACE_EVENT(ext4_find_delalloc_range,
2036 	TP_PROTO(struct inode *inode, ext4_lblk_t from, ext4_lblk_t to,
2037 		int reverse, int found, ext4_lblk_t found_blk),
2038 
2039 	TP_ARGS(inode, from, to, reverse, found, found_blk),
2040 
2041 	TP_STRUCT__entry(
2042 		__field(	dev_t,		dev		)
2043 		__field(	ino_t,		ino		)
2044 		__field(	ext4_lblk_t,	from		)
2045 		__field(	ext4_lblk_t,	to		)
2046 		__field(	int,		reverse		)
2047 		__field(	int,		found		)
2048 		__field(	ext4_lblk_t,	found_blk	)
2049 	),
2050 
2051 	TP_fast_assign(
2052 		__entry->dev		= inode->i_sb->s_dev;
2053 		__entry->ino		= inode->i_ino;
2054 		__entry->from		= from;
2055 		__entry->to		= to;
2056 		__entry->reverse	= reverse;
2057 		__entry->found		= found;
2058 		__entry->found_blk	= found_blk;
2059 	),
2060 
2061 	TP_printk("dev %d,%d ino %lu from %u to %u reverse %d found %d "
2062 		  "(blk = %u)",
2063 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2064 		  (unsigned long) __entry->ino,
2065 		  (unsigned) __entry->from, (unsigned) __entry->to,
2066 		  __entry->reverse, __entry->found,
2067 		  (unsigned) __entry->found_blk)
2068 );
2069 
2070 TRACE_EVENT(ext4_get_reserved_cluster_alloc,
2071 	TP_PROTO(struct inode *inode, ext4_lblk_t lblk, unsigned int len),
2072 
2073 	TP_ARGS(inode, lblk, len),
2074 
2075 	TP_STRUCT__entry(
2076 		__field(	dev_t,		dev	)
2077 		__field(	ino_t,		ino	)
2078 		__field(	ext4_lblk_t,	lblk	)
2079 		__field(	unsigned int,	len	)
2080 	),
2081 
2082 	TP_fast_assign(
2083 		__entry->dev	= inode->i_sb->s_dev;
2084 		__entry->ino	= inode->i_ino;
2085 		__entry->lblk	= lblk;
2086 		__entry->len	= len;
2087 	),
2088 
2089 	TP_printk("dev %d,%d ino %lu lblk %u len %u",
2090 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2091 		  (unsigned long) __entry->ino,
2092 		  (unsigned) __entry->lblk,
2093 		  __entry->len)
2094 );
2095 
2096 TRACE_EVENT(ext4_ext_show_extent,
2097 	TP_PROTO(struct inode *inode, ext4_lblk_t lblk, ext4_fsblk_t pblk,
2098 		 unsigned short len),
2099 
2100 	TP_ARGS(inode, lblk, pblk, len),
2101 
2102 	TP_STRUCT__entry(
2103 		__field(	dev_t,		dev	)
2104 		__field(	ino_t,		ino	)
2105 		__field(	ext4_fsblk_t,	pblk	)
2106 		__field(	ext4_lblk_t,	lblk	)
2107 		__field(	unsigned short,	len	)
2108 	),
2109 
2110 	TP_fast_assign(
2111 		__entry->dev	= inode->i_sb->s_dev;
2112 		__entry->ino	= inode->i_ino;
2113 		__entry->pblk	= pblk;
2114 		__entry->lblk	= lblk;
2115 		__entry->len	= len;
2116 	),
2117 
2118 	TP_printk("dev %d,%d ino %lu lblk %u pblk %llu len %u",
2119 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2120 		  (unsigned long) __entry->ino,
2121 		  (unsigned) __entry->lblk,
2122 		  (unsigned long long) __entry->pblk,
2123 		  (unsigned short) __entry->len)
2124 );
2125 
2126 TRACE_EVENT(ext4_remove_blocks,
2127 	TP_PROTO(struct inode *inode, struct ext4_extent *ex,
2128 		 ext4_lblk_t from, ext4_fsblk_t to,
2129 		 struct partial_cluster *pc),
2130 
2131 	TP_ARGS(inode, ex, from, to, pc),
2132 
2133 	TP_STRUCT__entry(
2134 		__field(	dev_t,		dev	)
2135 		__field(	ino_t,		ino	)
2136 		__field(	ext4_lblk_t,	from	)
2137 		__field(	ext4_lblk_t,	to	)
2138 		__field(	ext4_fsblk_t,	ee_pblk	)
2139 		__field(	ext4_lblk_t,	ee_lblk	)
2140 		__field(	unsigned short,	ee_len	)
2141 		__field(	ext4_fsblk_t,	pc_pclu	)
2142 		__field(	ext4_lblk_t,	pc_lblk	)
2143 		__field(	int,		pc_state)
2144 	),
2145 
2146 	TP_fast_assign(
2147 		__entry->dev		= inode->i_sb->s_dev;
2148 		__entry->ino		= inode->i_ino;
2149 		__entry->from		= from;
2150 		__entry->to		= to;
2151 		__entry->ee_pblk	= ext4_ext_pblock(ex);
2152 		__entry->ee_lblk	= le32_to_cpu(ex->ee_block);
2153 		__entry->ee_len		= ext4_ext_get_actual_len(ex);
2154 		__entry->pc_pclu	= pc->pclu;
2155 		__entry->pc_lblk	= pc->lblk;
2156 		__entry->pc_state	= pc->state;
2157 	),
2158 
2159 	TP_printk("dev %d,%d ino %lu extent [%u(%llu), %u]"
2160 		  "from %u to %u partial [pclu %lld lblk %u state %d]",
2161 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2162 		  (unsigned long) __entry->ino,
2163 		  (unsigned) __entry->ee_lblk,
2164 		  (unsigned long long) __entry->ee_pblk,
2165 		  (unsigned short) __entry->ee_len,
2166 		  (unsigned) __entry->from,
2167 		  (unsigned) __entry->to,
2168 		  (long long) __entry->pc_pclu,
2169 		  (unsigned int) __entry->pc_lblk,
2170 		  (int) __entry->pc_state)
2171 );
2172 
2173 TRACE_EVENT(ext4_ext_rm_leaf,
2174 	TP_PROTO(struct inode *inode, ext4_lblk_t start,
2175 		 struct ext4_extent *ex,
2176 		 struct partial_cluster *pc),
2177 
2178 	TP_ARGS(inode, start, ex, pc),
2179 
2180 	TP_STRUCT__entry(
2181 		__field(	dev_t,		dev	)
2182 		__field(	ino_t,		ino	)
2183 		__field(	ext4_lblk_t,	start	)
2184 		__field(	ext4_lblk_t,	ee_lblk	)
2185 		__field(	ext4_fsblk_t,	ee_pblk	)
2186 		__field(	short,		ee_len	)
2187 		__field(	ext4_fsblk_t,	pc_pclu	)
2188 		__field(	ext4_lblk_t,	pc_lblk	)
2189 		__field(	int,		pc_state)
2190 	),
2191 
2192 	TP_fast_assign(
2193 		__entry->dev		= inode->i_sb->s_dev;
2194 		__entry->ino		= inode->i_ino;
2195 		__entry->start		= start;
2196 		__entry->ee_lblk	= le32_to_cpu(ex->ee_block);
2197 		__entry->ee_pblk	= ext4_ext_pblock(ex);
2198 		__entry->ee_len		= ext4_ext_get_actual_len(ex);
2199 		__entry->pc_pclu	= pc->pclu;
2200 		__entry->pc_lblk	= pc->lblk;
2201 		__entry->pc_state	= pc->state;
2202 	),
2203 
2204 	TP_printk("dev %d,%d ino %lu start_lblk %u last_extent [%u(%llu), %u]"
2205 		  "partial [pclu %lld lblk %u state %d]",
2206 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2207 		  (unsigned long) __entry->ino,
2208 		  (unsigned) __entry->start,
2209 		  (unsigned) __entry->ee_lblk,
2210 		  (unsigned long long) __entry->ee_pblk,
2211 		  (unsigned short) __entry->ee_len,
2212 		  (long long) __entry->pc_pclu,
2213 		  (unsigned int) __entry->pc_lblk,
2214 		  (int) __entry->pc_state)
2215 );
2216 
2217 TRACE_EVENT(ext4_ext_rm_idx,
2218 	TP_PROTO(struct inode *inode, ext4_fsblk_t pblk),
2219 
2220 	TP_ARGS(inode, pblk),
2221 
2222 	TP_STRUCT__entry(
2223 		__field(	dev_t,		dev	)
2224 		__field(	ino_t,		ino	)
2225 		__field(	ext4_fsblk_t,	pblk	)
2226 	),
2227 
2228 	TP_fast_assign(
2229 		__entry->dev	= inode->i_sb->s_dev;
2230 		__entry->ino	= inode->i_ino;
2231 		__entry->pblk	= pblk;
2232 	),
2233 
2234 	TP_printk("dev %d,%d ino %lu index_pblk %llu",
2235 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2236 		  (unsigned long) __entry->ino,
2237 		  (unsigned long long) __entry->pblk)
2238 );
2239 
2240 TRACE_EVENT(ext4_ext_remove_space,
2241 	TP_PROTO(struct inode *inode, ext4_lblk_t start,
2242 		 ext4_lblk_t end, int depth),
2243 
2244 	TP_ARGS(inode, start, end, depth),
2245 
2246 	TP_STRUCT__entry(
2247 		__field(	dev_t,		dev	)
2248 		__field(	ino_t,		ino	)
2249 		__field(	ext4_lblk_t,	start	)
2250 		__field(	ext4_lblk_t,	end	)
2251 		__field(	int,		depth	)
2252 	),
2253 
2254 	TP_fast_assign(
2255 		__entry->dev	= inode->i_sb->s_dev;
2256 		__entry->ino	= inode->i_ino;
2257 		__entry->start	= start;
2258 		__entry->end	= end;
2259 		__entry->depth	= depth;
2260 	),
2261 
2262 	TP_printk("dev %d,%d ino %lu since %u end %u depth %d",
2263 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2264 		  (unsigned long) __entry->ino,
2265 		  (unsigned) __entry->start,
2266 		  (unsigned) __entry->end,
2267 		  __entry->depth)
2268 );
2269 
2270 TRACE_EVENT(ext4_ext_remove_space_done,
2271 	TP_PROTO(struct inode *inode, ext4_lblk_t start, ext4_lblk_t end,
2272 		 int depth, struct partial_cluster *pc, __le16 eh_entries),
2273 
2274 	TP_ARGS(inode, start, end, depth, pc, eh_entries),
2275 
2276 	TP_STRUCT__entry(
2277 		__field(	dev_t,		dev		)
2278 		__field(	ino_t,		ino		)
2279 		__field(	ext4_lblk_t,	start		)
2280 		__field(	ext4_lblk_t,	end		)
2281 		__field(	int,		depth		)
2282 		__field(	ext4_fsblk_t,	pc_pclu		)
2283 		__field(	ext4_lblk_t,	pc_lblk		)
2284 		__field(	int,		pc_state	)
2285 		__field(	unsigned short,	eh_entries	)
2286 	),
2287 
2288 	TP_fast_assign(
2289 		__entry->dev		= inode->i_sb->s_dev;
2290 		__entry->ino		= inode->i_ino;
2291 		__entry->start		= start;
2292 		__entry->end		= end;
2293 		__entry->depth		= depth;
2294 		__entry->pc_pclu	= pc->pclu;
2295 		__entry->pc_lblk	= pc->lblk;
2296 		__entry->pc_state	= pc->state;
2297 		__entry->eh_entries	= le16_to_cpu(eh_entries);
2298 	),
2299 
2300 	TP_printk("dev %d,%d ino %lu since %u end %u depth %d "
2301 		  "partial [pclu %lld lblk %u state %d] "
2302 		  "remaining_entries %u",
2303 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2304 		  (unsigned long) __entry->ino,
2305 		  (unsigned) __entry->start,
2306 		  (unsigned) __entry->end,
2307 		  __entry->depth,
2308 		  (long long) __entry->pc_pclu,
2309 		  (unsigned int) __entry->pc_lblk,
2310 		  (int) __entry->pc_state,
2311 		  (unsigned short) __entry->eh_entries)
2312 );
2313 
2314 DECLARE_EVENT_CLASS(ext4__es_extent,
2315 	TP_PROTO(struct inode *inode, struct extent_status *es),
2316 
2317 	TP_ARGS(inode, es),
2318 
2319 	TP_STRUCT__entry(
2320 		__field(	dev_t,		dev		)
2321 		__field(	ino_t,		ino		)
2322 		__field(	ext4_lblk_t,	lblk		)
2323 		__field(	ext4_lblk_t,	len		)
2324 		__field(	ext4_fsblk_t,	pblk		)
2325 		__field(	char, status	)
2326 	),
2327 
2328 	TP_fast_assign(
2329 		__entry->dev	= inode->i_sb->s_dev;
2330 		__entry->ino	= inode->i_ino;
2331 		__entry->lblk	= es->es_lblk;
2332 		__entry->len	= es->es_len;
2333 		__entry->pblk	= ext4_es_show_pblock(es);
2334 		__entry->status	= ext4_es_status(es);
2335 	),
2336 
2337 	TP_printk("dev %d,%d ino %lu es [%u/%u) mapped %llu status %s",
2338 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2339 		  (unsigned long) __entry->ino,
2340 		  __entry->lblk, __entry->len,
2341 		  __entry->pblk, show_extent_status(__entry->status))
2342 );
2343 
2344 DEFINE_EVENT(ext4__es_extent, ext4_es_insert_extent,
2345 	TP_PROTO(struct inode *inode, struct extent_status *es),
2346 
2347 	TP_ARGS(inode, es)
2348 );
2349 
2350 DEFINE_EVENT(ext4__es_extent, ext4_es_cache_extent,
2351 	TP_PROTO(struct inode *inode, struct extent_status *es),
2352 
2353 	TP_ARGS(inode, es)
2354 );
2355 
2356 TRACE_EVENT(ext4_es_remove_extent,
2357 	TP_PROTO(struct inode *inode, ext4_lblk_t lblk, ext4_lblk_t len),
2358 
2359 	TP_ARGS(inode, lblk, len),
2360 
2361 	TP_STRUCT__entry(
2362 		__field(	dev_t,	dev			)
2363 		__field(	ino_t,	ino			)
2364 		__field(	loff_t,	lblk			)
2365 		__field(	loff_t,	len			)
2366 	),
2367 
2368 	TP_fast_assign(
2369 		__entry->dev	= inode->i_sb->s_dev;
2370 		__entry->ino	= inode->i_ino;
2371 		__entry->lblk	= lblk;
2372 		__entry->len	= len;
2373 	),
2374 
2375 	TP_printk("dev %d,%d ino %lu es [%lld/%lld)",
2376 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2377 		  (unsigned long) __entry->ino,
2378 		  __entry->lblk, __entry->len)
2379 );
2380 
2381 TRACE_EVENT(ext4_es_find_extent_range_enter,
2382 	TP_PROTO(struct inode *inode, ext4_lblk_t lblk),
2383 
2384 	TP_ARGS(inode, lblk),
2385 
2386 	TP_STRUCT__entry(
2387 		__field(	dev_t,		dev		)
2388 		__field(	ino_t,		ino		)
2389 		__field(	ext4_lblk_t,	lblk		)
2390 	),
2391 
2392 	TP_fast_assign(
2393 		__entry->dev	= inode->i_sb->s_dev;
2394 		__entry->ino	= inode->i_ino;
2395 		__entry->lblk	= lblk;
2396 	),
2397 
2398 	TP_printk("dev %d,%d ino %lu lblk %u",
2399 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2400 		  (unsigned long) __entry->ino, __entry->lblk)
2401 );
2402 
2403 TRACE_EVENT(ext4_es_find_extent_range_exit,
2404 	TP_PROTO(struct inode *inode, struct extent_status *es),
2405 
2406 	TP_ARGS(inode, es),
2407 
2408 	TP_STRUCT__entry(
2409 		__field(	dev_t,		dev		)
2410 		__field(	ino_t,		ino		)
2411 		__field(	ext4_lblk_t,	lblk		)
2412 		__field(	ext4_lblk_t,	len		)
2413 		__field(	ext4_fsblk_t,	pblk		)
2414 		__field(	char, status	)
2415 	),
2416 
2417 	TP_fast_assign(
2418 		__entry->dev	= inode->i_sb->s_dev;
2419 		__entry->ino	= inode->i_ino;
2420 		__entry->lblk	= es->es_lblk;
2421 		__entry->len	= es->es_len;
2422 		__entry->pblk	= ext4_es_show_pblock(es);
2423 		__entry->status	= ext4_es_status(es);
2424 	),
2425 
2426 	TP_printk("dev %d,%d ino %lu es [%u/%u) mapped %llu status %s",
2427 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2428 		  (unsigned long) __entry->ino,
2429 		  __entry->lblk, __entry->len,
2430 		  __entry->pblk, show_extent_status(__entry->status))
2431 );
2432 
2433 TRACE_EVENT(ext4_es_lookup_extent_enter,
2434 	TP_PROTO(struct inode *inode, ext4_lblk_t lblk),
2435 
2436 	TP_ARGS(inode, lblk),
2437 
2438 	TP_STRUCT__entry(
2439 		__field(	dev_t,		dev		)
2440 		__field(	ino_t,		ino		)
2441 		__field(	ext4_lblk_t,	lblk		)
2442 	),
2443 
2444 	TP_fast_assign(
2445 		__entry->dev	= inode->i_sb->s_dev;
2446 		__entry->ino	= inode->i_ino;
2447 		__entry->lblk	= lblk;
2448 	),
2449 
2450 	TP_printk("dev %d,%d ino %lu lblk %u",
2451 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2452 		  (unsigned long) __entry->ino, __entry->lblk)
2453 );
2454 
2455 TRACE_EVENT(ext4_es_lookup_extent_exit,
2456 	TP_PROTO(struct inode *inode, struct extent_status *es,
2457 		 int found),
2458 
2459 	TP_ARGS(inode, es, found),
2460 
2461 	TP_STRUCT__entry(
2462 		__field(	dev_t,		dev		)
2463 		__field(	ino_t,		ino		)
2464 		__field(	ext4_lblk_t,	lblk		)
2465 		__field(	ext4_lblk_t,	len		)
2466 		__field(	ext4_fsblk_t,	pblk		)
2467 		__field(	char,		status		)
2468 		__field(	int,		found		)
2469 	),
2470 
2471 	TP_fast_assign(
2472 		__entry->dev	= inode->i_sb->s_dev;
2473 		__entry->ino	= inode->i_ino;
2474 		__entry->lblk	= es->es_lblk;
2475 		__entry->len	= es->es_len;
2476 		__entry->pblk	= ext4_es_show_pblock(es);
2477 		__entry->status	= ext4_es_status(es);
2478 		__entry->found	= found;
2479 	),
2480 
2481 	TP_printk("dev %d,%d ino %lu found %d [%u/%u) %llu %s",
2482 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2483 		  (unsigned long) __entry->ino, __entry->found,
2484 		  __entry->lblk, __entry->len,
2485 		  __entry->found ? __entry->pblk : 0,
2486 		  show_extent_status(__entry->found ? __entry->status : 0))
2487 );
2488 
2489 DECLARE_EVENT_CLASS(ext4__es_shrink_enter,
2490 	TP_PROTO(struct super_block *sb, int nr_to_scan, int cache_cnt),
2491 
2492 	TP_ARGS(sb, nr_to_scan, cache_cnt),
2493 
2494 	TP_STRUCT__entry(
2495 		__field(	dev_t,	dev			)
2496 		__field(	int,	nr_to_scan		)
2497 		__field(	int,	cache_cnt		)
2498 	),
2499 
2500 	TP_fast_assign(
2501 		__entry->dev		= sb->s_dev;
2502 		__entry->nr_to_scan	= nr_to_scan;
2503 		__entry->cache_cnt	= cache_cnt;
2504 	),
2505 
2506 	TP_printk("dev %d,%d nr_to_scan %d cache_cnt %d",
2507 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2508 		  __entry->nr_to_scan, __entry->cache_cnt)
2509 );
2510 
2511 DEFINE_EVENT(ext4__es_shrink_enter, ext4_es_shrink_count,
2512 	TP_PROTO(struct super_block *sb, int nr_to_scan, int cache_cnt),
2513 
2514 	TP_ARGS(sb, nr_to_scan, cache_cnt)
2515 );
2516 
2517 DEFINE_EVENT(ext4__es_shrink_enter, ext4_es_shrink_scan_enter,
2518 	TP_PROTO(struct super_block *sb, int nr_to_scan, int cache_cnt),
2519 
2520 	TP_ARGS(sb, nr_to_scan, cache_cnt)
2521 );
2522 
2523 TRACE_EVENT(ext4_es_shrink_scan_exit,
2524 	TP_PROTO(struct super_block *sb, int nr_shrunk, int cache_cnt),
2525 
2526 	TP_ARGS(sb, nr_shrunk, cache_cnt),
2527 
2528 	TP_STRUCT__entry(
2529 		__field(	dev_t,	dev			)
2530 		__field(	int,	nr_shrunk		)
2531 		__field(	int,	cache_cnt		)
2532 	),
2533 
2534 	TP_fast_assign(
2535 		__entry->dev		= sb->s_dev;
2536 		__entry->nr_shrunk	= nr_shrunk;
2537 		__entry->cache_cnt	= cache_cnt;
2538 	),
2539 
2540 	TP_printk("dev %d,%d nr_shrunk %d cache_cnt %d",
2541 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2542 		  __entry->nr_shrunk, __entry->cache_cnt)
2543 );
2544 
2545 TRACE_EVENT(ext4_collapse_range,
2546 	TP_PROTO(struct inode *inode, loff_t offset, loff_t len),
2547 
2548 	TP_ARGS(inode, offset, len),
2549 
2550 	TP_STRUCT__entry(
2551 		__field(dev_t,	dev)
2552 		__field(ino_t,	ino)
2553 		__field(loff_t,	offset)
2554 		__field(loff_t, len)
2555 	),
2556 
2557 	TP_fast_assign(
2558 		__entry->dev	= inode->i_sb->s_dev;
2559 		__entry->ino	= inode->i_ino;
2560 		__entry->offset	= offset;
2561 		__entry->len	= len;
2562 	),
2563 
2564 	TP_printk("dev %d,%d ino %lu offset %lld len %lld",
2565 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2566 		  (unsigned long) __entry->ino,
2567 		  __entry->offset, __entry->len)
2568 );
2569 
2570 TRACE_EVENT(ext4_insert_range,
2571 	TP_PROTO(struct inode *inode, loff_t offset, loff_t len),
2572 
2573 	TP_ARGS(inode, offset, len),
2574 
2575 	TP_STRUCT__entry(
2576 		__field(dev_t,	dev)
2577 		__field(ino_t,	ino)
2578 		__field(loff_t,	offset)
2579 		__field(loff_t, len)
2580 	),
2581 
2582 	TP_fast_assign(
2583 		__entry->dev	= inode->i_sb->s_dev;
2584 		__entry->ino	= inode->i_ino;
2585 		__entry->offset	= offset;
2586 		__entry->len	= len;
2587 	),
2588 
2589 	TP_printk("dev %d,%d ino %lu offset %lld len %lld",
2590 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2591 		  (unsigned long) __entry->ino,
2592 		  __entry->offset, __entry->len)
2593 );
2594 
2595 TRACE_EVENT(ext4_es_shrink,
2596 	TP_PROTO(struct super_block *sb, int nr_shrunk, u64 scan_time,
2597 		 int nr_skipped, int retried),
2598 
2599 	TP_ARGS(sb, nr_shrunk, scan_time, nr_skipped, retried),
2600 
2601 	TP_STRUCT__entry(
2602 		__field(	dev_t,		dev		)
2603 		__field(	int,		nr_shrunk	)
2604 		__field(	unsigned long long, scan_time	)
2605 		__field(	int,		nr_skipped	)
2606 		__field(	int,		retried		)
2607 	),
2608 
2609 	TP_fast_assign(
2610 		__entry->dev		= sb->s_dev;
2611 		__entry->nr_shrunk	= nr_shrunk;
2612 		__entry->scan_time	= div_u64(scan_time, 1000);
2613 		__entry->nr_skipped	= nr_skipped;
2614 		__entry->retried	= retried;
2615 	),
2616 
2617 	TP_printk("dev %d,%d nr_shrunk %d, scan_time %llu "
2618 		  "nr_skipped %d retried %d",
2619 		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->nr_shrunk,
2620 		  __entry->scan_time, __entry->nr_skipped, __entry->retried)
2621 );
2622 
2623 TRACE_EVENT(ext4_es_insert_delayed_block,
2624 	TP_PROTO(struct inode *inode, struct extent_status *es,
2625 		 bool allocated),
2626 
2627 	TP_ARGS(inode, es, allocated),
2628 
2629 	TP_STRUCT__entry(
2630 		__field(	dev_t,		dev		)
2631 		__field(	ino_t,		ino		)
2632 		__field(	ext4_lblk_t,	lblk		)
2633 		__field(	ext4_lblk_t,	len		)
2634 		__field(	ext4_fsblk_t,	pblk		)
2635 		__field(	char,		status		)
2636 		__field(	bool,		allocated	)
2637 	),
2638 
2639 	TP_fast_assign(
2640 		__entry->dev		= inode->i_sb->s_dev;
2641 		__entry->ino		= inode->i_ino;
2642 		__entry->lblk		= es->es_lblk;
2643 		__entry->len		= es->es_len;
2644 		__entry->pblk		= ext4_es_show_pblock(es);
2645 		__entry->status		= ext4_es_status(es);
2646 		__entry->allocated	= allocated;
2647 	),
2648 
2649 	TP_printk("dev %d,%d ino %lu es [%u/%u) mapped %llu status %s "
2650 		  "allocated %d",
2651 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2652 		  (unsigned long) __entry->ino,
2653 		  __entry->lblk, __entry->len,
2654 		  __entry->pblk, show_extent_status(__entry->status),
2655 		  __entry->allocated)
2656 );
2657 
2658 /* fsmap traces */
2659 DECLARE_EVENT_CLASS(ext4_fsmap_class,
2660 	TP_PROTO(struct super_block *sb, u32 keydev, u32 agno, u64 bno, u64 len,
2661 		 u64 owner),
2662 	TP_ARGS(sb, keydev, agno, bno, len, owner),
2663 	TP_STRUCT__entry(
2664 		__field(dev_t, dev)
2665 		__field(dev_t, keydev)
2666 		__field(u32, agno)
2667 		__field(u64, bno)
2668 		__field(u64, len)
2669 		__field(u64, owner)
2670 	),
2671 	TP_fast_assign(
2672 		__entry->dev = sb->s_bdev->bd_dev;
2673 		__entry->keydev = new_decode_dev(keydev);
2674 		__entry->agno = agno;
2675 		__entry->bno = bno;
2676 		__entry->len = len;
2677 		__entry->owner = owner;
2678 	),
2679 	TP_printk("dev %d:%d keydev %d:%d agno %u bno %llu len %llu owner %lld\n",
2680 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2681 		  MAJOR(__entry->keydev), MINOR(__entry->keydev),
2682 		  __entry->agno,
2683 		  __entry->bno,
2684 		  __entry->len,
2685 		  __entry->owner)
2686 )
2687 #define DEFINE_FSMAP_EVENT(name) \
2688 DEFINE_EVENT(ext4_fsmap_class, name, \
2689 	TP_PROTO(struct super_block *sb, u32 keydev, u32 agno, u64 bno, u64 len, \
2690 		 u64 owner), \
2691 	TP_ARGS(sb, keydev, agno, bno, len, owner))
2692 DEFINE_FSMAP_EVENT(ext4_fsmap_low_key);
2693 DEFINE_FSMAP_EVENT(ext4_fsmap_high_key);
2694 DEFINE_FSMAP_EVENT(ext4_fsmap_mapping);
2695 
2696 DECLARE_EVENT_CLASS(ext4_getfsmap_class,
2697 	TP_PROTO(struct super_block *sb, struct ext4_fsmap *fsmap),
2698 	TP_ARGS(sb, fsmap),
2699 	TP_STRUCT__entry(
2700 		__field(dev_t, dev)
2701 		__field(dev_t, keydev)
2702 		__field(u64, block)
2703 		__field(u64, len)
2704 		__field(u64, owner)
2705 		__field(u64, flags)
2706 	),
2707 	TP_fast_assign(
2708 		__entry->dev = sb->s_bdev->bd_dev;
2709 		__entry->keydev = new_decode_dev(fsmap->fmr_device);
2710 		__entry->block = fsmap->fmr_physical;
2711 		__entry->len = fsmap->fmr_length;
2712 		__entry->owner = fsmap->fmr_owner;
2713 		__entry->flags = fsmap->fmr_flags;
2714 	),
2715 	TP_printk("dev %d:%d keydev %d:%d block %llu len %llu owner %lld flags 0x%llx\n",
2716 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2717 		  MAJOR(__entry->keydev), MINOR(__entry->keydev),
2718 		  __entry->block,
2719 		  __entry->len,
2720 		  __entry->owner,
2721 		  __entry->flags)
2722 )
2723 #define DEFINE_GETFSMAP_EVENT(name) \
2724 DEFINE_EVENT(ext4_getfsmap_class, name, \
2725 	TP_PROTO(struct super_block *sb, struct ext4_fsmap *fsmap), \
2726 	TP_ARGS(sb, fsmap))
2727 DEFINE_GETFSMAP_EVENT(ext4_getfsmap_low_key);
2728 DEFINE_GETFSMAP_EVENT(ext4_getfsmap_high_key);
2729 DEFINE_GETFSMAP_EVENT(ext4_getfsmap_mapping);
2730 
2731 TRACE_EVENT(ext4_shutdown,
2732 	TP_PROTO(struct super_block *sb, unsigned long flags),
2733 
2734 	TP_ARGS(sb, flags),
2735 
2736 	TP_STRUCT__entry(
2737 		__field(	dev_t,	dev			)
2738 		__field(     unsigned,	flags			)
2739 	),
2740 
2741 	TP_fast_assign(
2742 		__entry->dev	= sb->s_dev;
2743 		__entry->flags	= flags;
2744 	),
2745 
2746 	TP_printk("dev %d,%d flags %u",
2747 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2748 		  __entry->flags)
2749 );
2750 
2751 TRACE_EVENT(ext4_error,
2752 	TP_PROTO(struct super_block *sb, const char *function,
2753 		 unsigned int line),
2754 
2755 	TP_ARGS(sb, function, line),
2756 
2757 	TP_STRUCT__entry(
2758 		__field(	dev_t,	dev			)
2759 		__field( const char *,	function		)
2760 		__field(     unsigned,	line			)
2761 	),
2762 
2763 	TP_fast_assign(
2764 		__entry->dev	= sb->s_dev;
2765 		__entry->function = function;
2766 		__entry->line	= line;
2767 	),
2768 
2769 	TP_printk("dev %d,%d function %s line %u",
2770 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2771 		  __entry->function, __entry->line)
2772 );
2773 
2774 TRACE_EVENT(ext4_prefetch_bitmaps,
2775 	    TP_PROTO(struct super_block *sb, ext4_group_t group,
2776 		     ext4_group_t next, unsigned int prefetch_ios),
2777 
2778 	TP_ARGS(sb, group, next, prefetch_ios),
2779 
2780 	TP_STRUCT__entry(
2781 		__field(	dev_t,	dev			)
2782 		__field(	__u32,	group			)
2783 		__field(	__u32,	next			)
2784 		__field(	__u32,	ios			)
2785 	),
2786 
2787 	TP_fast_assign(
2788 		__entry->dev	= sb->s_dev;
2789 		__entry->group	= group;
2790 		__entry->next	= next;
2791 		__entry->ios	= prefetch_ios;
2792 	),
2793 
2794 	TP_printk("dev %d,%d group %u next %u ios %u",
2795 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2796 		  __entry->group, __entry->next, __entry->ios)
2797 );
2798 
2799 TRACE_EVENT(ext4_lazy_itable_init,
2800 	    TP_PROTO(struct super_block *sb, ext4_group_t group),
2801 
2802 	TP_ARGS(sb, group),
2803 
2804 	TP_STRUCT__entry(
2805 		__field(	dev_t,	dev			)
2806 		__field(	__u32,	group			)
2807 	),
2808 
2809 	TP_fast_assign(
2810 		__entry->dev	= sb->s_dev;
2811 		__entry->group	= group;
2812 	),
2813 
2814 	TP_printk("dev %d,%d group %u",
2815 		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->group)
2816 );
2817 
2818 TRACE_EVENT(ext4_fc_replay_scan,
2819 	TP_PROTO(struct super_block *sb, int error, int off),
2820 
2821 	TP_ARGS(sb, error, off),
2822 
2823 	TP_STRUCT__entry(
2824 		__field(dev_t, dev)
2825 		__field(int, error)
2826 		__field(int, off)
2827 	),
2828 
2829 	TP_fast_assign(
2830 		__entry->dev = sb->s_dev;
2831 		__entry->error = error;
2832 		__entry->off = off;
2833 	),
2834 
2835 	TP_printk("FC scan pass on dev %d,%d: error %d, off %d",
2836 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2837 		  __entry->error, __entry->off)
2838 );
2839 
2840 TRACE_EVENT(ext4_fc_replay,
2841 	TP_PROTO(struct super_block *sb, int tag, int ino, int priv1, int priv2),
2842 
2843 	TP_ARGS(sb, tag, ino, priv1, priv2),
2844 
2845 	TP_STRUCT__entry(
2846 		__field(dev_t, dev)
2847 		__field(int, tag)
2848 		__field(int, ino)
2849 		__field(int, priv1)
2850 		__field(int, priv2)
2851 	),
2852 
2853 	TP_fast_assign(
2854 		__entry->dev = sb->s_dev;
2855 		__entry->tag = tag;
2856 		__entry->ino = ino;
2857 		__entry->priv1 = priv1;
2858 		__entry->priv2 = priv2;
2859 	),
2860 
2861 	TP_printk("FC Replay %d,%d: tag %d, ino %d, data1 %d, data2 %d",
2862 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2863 		  __entry->tag, __entry->ino, __entry->priv1, __entry->priv2)
2864 );
2865 
2866 TRACE_EVENT(ext4_fc_commit_start,
2867 	TP_PROTO(struct super_block *sb),
2868 
2869 	TP_ARGS(sb),
2870 
2871 	TP_STRUCT__entry(
2872 		__field(dev_t, dev)
2873 	),
2874 
2875 	TP_fast_assign(
2876 		__entry->dev = sb->s_dev;
2877 	),
2878 
2879 	TP_printk("fast_commit started on dev %d,%d",
2880 		  MAJOR(__entry->dev), MINOR(__entry->dev))
2881 );
2882 
2883 TRACE_EVENT(ext4_fc_commit_stop,
2884 	    TP_PROTO(struct super_block *sb, int nblks, int reason),
2885 
2886 	TP_ARGS(sb, nblks, reason),
2887 
2888 	TP_STRUCT__entry(
2889 		__field(dev_t, dev)
2890 		__field(int, nblks)
2891 		__field(int, reason)
2892 		__field(int, num_fc)
2893 		__field(int, num_fc_ineligible)
2894 		__field(int, nblks_agg)
2895 	),
2896 
2897 	TP_fast_assign(
2898 		__entry->dev = sb->s_dev;
2899 		__entry->nblks = nblks;
2900 		__entry->reason = reason;
2901 		__entry->num_fc = EXT4_SB(sb)->s_fc_stats.fc_num_commits;
2902 		__entry->num_fc_ineligible =
2903 			EXT4_SB(sb)->s_fc_stats.fc_ineligible_commits;
2904 		__entry->nblks_agg = EXT4_SB(sb)->s_fc_stats.fc_numblks;
2905 	),
2906 
2907 	TP_printk("fc on [%d,%d] nblks %d, reason %d, fc = %d, ineligible = %d, agg_nblks %d",
2908 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2909 		  __entry->nblks, __entry->reason, __entry->num_fc,
2910 		  __entry->num_fc_ineligible, __entry->nblks_agg)
2911 );
2912 
2913 #define FC_REASON_NAME_STAT(reason)					\
2914 	show_fc_reason(reason),						\
2915 	__entry->fc_ineligible_rc[reason]
2916 
2917 TRACE_EVENT(ext4_fc_stats,
2918 	TP_PROTO(struct super_block *sb),
2919 
2920 	TP_ARGS(sb),
2921 
2922 	TP_STRUCT__entry(
2923 		__field(dev_t, dev)
2924 		__array(unsigned int, fc_ineligible_rc, EXT4_FC_REASON_MAX)
2925 		__field(unsigned long, fc_commits)
2926 		__field(unsigned long, fc_ineligible_commits)
2927 		__field(unsigned long, fc_numblks)
2928 	),
2929 
2930 	TP_fast_assign(
2931 		int i;
2932 
2933 		__entry->dev = sb->s_dev;
2934 		for (i = 0; i < EXT4_FC_REASON_MAX; i++) {
2935 			__entry->fc_ineligible_rc[i] =
2936 				EXT4_SB(sb)->s_fc_stats.fc_ineligible_reason_count[i];
2937 		}
2938 		__entry->fc_commits = EXT4_SB(sb)->s_fc_stats.fc_num_commits;
2939 		__entry->fc_ineligible_commits =
2940 			EXT4_SB(sb)->s_fc_stats.fc_ineligible_commits;
2941 		__entry->fc_numblks = EXT4_SB(sb)->s_fc_stats.fc_numblks;
2942 	),
2943 
2944 	TP_printk("dev %d,%d fc ineligible reasons:\n"
2945 		  "%s:%u, %s:%u, %s:%u, %s:%u, %s:%u, %s:%u, %s:%u, %s:%u, %s:%u, %s:%u"
2946 		  "num_commits:%lu, ineligible: %lu, numblks: %lu",
2947 		  MAJOR(__entry->dev), MINOR(__entry->dev),
2948 		  FC_REASON_NAME_STAT(EXT4_FC_REASON_XATTR),
2949 		  FC_REASON_NAME_STAT(EXT4_FC_REASON_CROSS_RENAME),
2950 		  FC_REASON_NAME_STAT(EXT4_FC_REASON_JOURNAL_FLAG_CHANGE),
2951 		  FC_REASON_NAME_STAT(EXT4_FC_REASON_NOMEM),
2952 		  FC_REASON_NAME_STAT(EXT4_FC_REASON_SWAP_BOOT),
2953 		  FC_REASON_NAME_STAT(EXT4_FC_REASON_RESIZE),
2954 		  FC_REASON_NAME_STAT(EXT4_FC_REASON_RENAME_DIR),
2955 		  FC_REASON_NAME_STAT(EXT4_FC_REASON_FALLOC_RANGE),
2956 		  FC_REASON_NAME_STAT(EXT4_FC_REASON_INODE_JOURNAL_DATA),
2957 		  FC_REASON_NAME_STAT(EXT4_FC_REASON_ENCRYPTED_FILENAME),
2958 		  __entry->fc_commits, __entry->fc_ineligible_commits,
2959 		  __entry->fc_numblks)
2960 );
2961 
2962 #define DEFINE_TRACE_DENTRY_EVENT(__type)				\
2963 	TRACE_EVENT(ext4_fc_track_##__type,				\
2964 	    TP_PROTO(struct inode *inode, struct dentry *dentry, int ret), \
2965 									\
2966 	    TP_ARGS(inode, dentry, ret),				\
2967 									\
2968 	    TP_STRUCT__entry(						\
2969 		    __field(dev_t, dev)					\
2970 		    __field(int, ino)					\
2971 		    __field(int, error)					\
2972 		    ),							\
2973 									\
2974 	    TP_fast_assign(						\
2975 		    __entry->dev = inode->i_sb->s_dev;			\
2976 		    __entry->ino = inode->i_ino;			\
2977 		    __entry->error = ret;				\
2978 		    ),							\
2979 									\
2980 	    TP_printk("dev %d:%d, inode %d, error %d, fc_%s",		\
2981 		      MAJOR(__entry->dev), MINOR(__entry->dev),		\
2982 		      __entry->ino, __entry->error,			\
2983 		      #__type)						\
2984 	)
2985 
2986 DEFINE_TRACE_DENTRY_EVENT(create);
2987 DEFINE_TRACE_DENTRY_EVENT(link);
2988 DEFINE_TRACE_DENTRY_EVENT(unlink);
2989 
2990 TRACE_EVENT(ext4_fc_track_inode,
2991 	    TP_PROTO(struct inode *inode, int ret),
2992 
2993 	    TP_ARGS(inode, ret),
2994 
2995 	    TP_STRUCT__entry(
2996 		    __field(dev_t, dev)
2997 		    __field(int, ino)
2998 		    __field(int, error)
2999 		    ),
3000 
3001 	    TP_fast_assign(
3002 		    __entry->dev = inode->i_sb->s_dev;
3003 		    __entry->ino = inode->i_ino;
3004 		    __entry->error = ret;
3005 		    ),
3006 
3007 	    TP_printk("dev %d:%d, inode %d, error %d",
3008 		      MAJOR(__entry->dev), MINOR(__entry->dev),
3009 		      __entry->ino, __entry->error)
3010 	);
3011 
3012 TRACE_EVENT(ext4_fc_track_range,
3013 	    TP_PROTO(struct inode *inode, long start, long end, int ret),
3014 
3015 	    TP_ARGS(inode, start, end, ret),
3016 
3017 	    TP_STRUCT__entry(
3018 		    __field(dev_t, dev)
3019 		    __field(int, ino)
3020 		    __field(long, start)
3021 		    __field(long, end)
3022 		    __field(int, error)
3023 		    ),
3024 
3025 	    TP_fast_assign(
3026 		    __entry->dev = inode->i_sb->s_dev;
3027 		    __entry->ino = inode->i_ino;
3028 		    __entry->start = start;
3029 		    __entry->end = end;
3030 		    __entry->error = ret;
3031 		    ),
3032 
3033 	    TP_printk("dev %d:%d, inode %d, error %d, start %ld, end %ld",
3034 		      MAJOR(__entry->dev), MINOR(__entry->dev),
3035 		      __entry->ino, __entry->error, __entry->start,
3036 		      __entry->end)
3037 	);
3038 
3039 #endif /* _TRACE_EXT4_H */
3040 
3041 /* This part must be outside protection */
3042 #include <trace/define_trace.h>
3043