xref: /openbmc/linux/fs/nfs/nfstrace.h (revision 8e09650f)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2013 Trond Myklebust <Trond.Myklebust@netapp.com>
4  */
5 #undef TRACE_SYSTEM
6 #define TRACE_SYSTEM nfs
7 
8 #if !defined(_TRACE_NFS_H) || defined(TRACE_HEADER_MULTI_READ)
9 #define _TRACE_NFS_H
10 
11 #include <linux/tracepoint.h>
12 #include <linux/iversion.h>
13 
14 #define nfs_show_file_type(ftype) \
15 	__print_symbolic(ftype, \
16 			{ DT_UNKNOWN, "UNKNOWN" }, \
17 			{ DT_FIFO, "FIFO" }, \
18 			{ DT_CHR, "CHR" }, \
19 			{ DT_DIR, "DIR" }, \
20 			{ DT_BLK, "BLK" }, \
21 			{ DT_REG, "REG" }, \
22 			{ DT_LNK, "LNK" }, \
23 			{ DT_SOCK, "SOCK" }, \
24 			{ DT_WHT, "WHT" })
25 
26 #define nfs_show_cache_validity(v) \
27 	__print_flags(v, "|", \
28 			{ NFS_INO_INVALID_DATA, "INVALID_DATA" }, \
29 			{ NFS_INO_INVALID_ATIME, "INVALID_ATIME" }, \
30 			{ NFS_INO_INVALID_ACCESS, "INVALID_ACCESS" }, \
31 			{ NFS_INO_INVALID_ACL, "INVALID_ACL" }, \
32 			{ NFS_INO_REVAL_PAGECACHE, "REVAL_PAGECACHE" }, \
33 			{ NFS_INO_REVAL_FORCED, "REVAL_FORCED" }, \
34 			{ NFS_INO_INVALID_LABEL, "INVALID_LABEL" }, \
35 			{ NFS_INO_INVALID_CHANGE, "INVALID_CHANGE" }, \
36 			{ NFS_INO_INVALID_CTIME, "INVALID_CTIME" }, \
37 			{ NFS_INO_INVALID_MTIME, "INVALID_MTIME" }, \
38 			{ NFS_INO_INVALID_SIZE, "INVALID_SIZE" }, \
39 			{ NFS_INO_INVALID_OTHER, "INVALID_OTHER" }, \
40 			{ NFS_INO_DATA_INVAL_DEFER, "DATA_INVAL_DEFER" }, \
41 			{ NFS_INO_INVALID_BLOCKS, "INVALID_BLOCKS" }, \
42 			{ NFS_INO_INVALID_XATTR, "INVALID_XATTR" }, \
43 			{ NFS_INO_INVALID_NLINK, "INVALID_NLINK" }, \
44 			{ NFS_INO_INVALID_MODE, "INVALID_MODE" })
45 
46 #define nfs_show_nfsi_flags(v) \
47 	__print_flags(v, "|", \
48 			{ BIT(NFS_INO_ADVISE_RDPLUS), "ADVISE_RDPLUS" }, \
49 			{ BIT(NFS_INO_STALE), "STALE" }, \
50 			{ BIT(NFS_INO_ACL_LRU_SET), "ACL_LRU_SET" }, \
51 			{ BIT(NFS_INO_INVALIDATING), "INVALIDATING" }, \
52 			{ BIT(NFS_INO_FSCACHE), "FSCACHE" }, \
53 			{ BIT(NFS_INO_FSCACHE_LOCK), "FSCACHE_LOCK" }, \
54 			{ BIT(NFS_INO_LAYOUTCOMMIT), "NEED_LAYOUTCOMMIT" }, \
55 			{ BIT(NFS_INO_LAYOUTCOMMITTING), "LAYOUTCOMMIT" }, \
56 			{ BIT(NFS_INO_LAYOUTSTATS), "LAYOUTSTATS" }, \
57 			{ BIT(NFS_INO_ODIRECT), "ODIRECT" })
58 
59 DECLARE_EVENT_CLASS(nfs_inode_event,
60 		TP_PROTO(
61 			const struct inode *inode
62 		),
63 
64 		TP_ARGS(inode),
65 
66 		TP_STRUCT__entry(
67 			__field(dev_t, dev)
68 			__field(u32, fhandle)
69 			__field(u64, fileid)
70 			__field(u64, version)
71 		),
72 
73 		TP_fast_assign(
74 			const struct nfs_inode *nfsi = NFS_I(inode);
75 			__entry->dev = inode->i_sb->s_dev;
76 			__entry->fileid = nfsi->fileid;
77 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
78 			__entry->version = inode_peek_iversion_raw(inode);
79 		),
80 
81 		TP_printk(
82 			"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu ",
83 			MAJOR(__entry->dev), MINOR(__entry->dev),
84 			(unsigned long long)__entry->fileid,
85 			__entry->fhandle,
86 			(unsigned long long)__entry->version
87 		)
88 );
89 
90 DECLARE_EVENT_CLASS(nfs_inode_event_done,
91 		TP_PROTO(
92 			const struct inode *inode,
93 			int error
94 		),
95 
96 		TP_ARGS(inode, error),
97 
98 		TP_STRUCT__entry(
99 			__field(unsigned long, error)
100 			__field(dev_t, dev)
101 			__field(u32, fhandle)
102 			__field(unsigned char, type)
103 			__field(u64, fileid)
104 			__field(u64, version)
105 			__field(loff_t, size)
106 			__field(unsigned long, nfsi_flags)
107 			__field(unsigned long, cache_validity)
108 		),
109 
110 		TP_fast_assign(
111 			const struct nfs_inode *nfsi = NFS_I(inode);
112 			__entry->error = error < 0 ? -error : 0;
113 			__entry->dev = inode->i_sb->s_dev;
114 			__entry->fileid = nfsi->fileid;
115 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
116 			__entry->type = nfs_umode_to_dtype(inode->i_mode);
117 			__entry->version = inode_peek_iversion_raw(inode);
118 			__entry->size = i_size_read(inode);
119 			__entry->nfsi_flags = nfsi->flags;
120 			__entry->cache_validity = nfsi->cache_validity;
121 		),
122 
123 		TP_printk(
124 			"error=%ld (%s) fileid=%02x:%02x:%llu fhandle=0x%08x "
125 			"type=%u (%s) version=%llu size=%lld "
126 			"cache_validity=0x%lx (%s) nfs_flags=0x%lx (%s)",
127 			-__entry->error, nfs_show_status(__entry->error),
128 			MAJOR(__entry->dev), MINOR(__entry->dev),
129 			(unsigned long long)__entry->fileid,
130 			__entry->fhandle,
131 			__entry->type,
132 			nfs_show_file_type(__entry->type),
133 			(unsigned long long)__entry->version,
134 			(long long)__entry->size,
135 			__entry->cache_validity,
136 			nfs_show_cache_validity(__entry->cache_validity),
137 			__entry->nfsi_flags,
138 			nfs_show_nfsi_flags(__entry->nfsi_flags)
139 		)
140 );
141 
142 #define DEFINE_NFS_INODE_EVENT(name) \
143 	DEFINE_EVENT(nfs_inode_event, name, \
144 			TP_PROTO( \
145 				const struct inode *inode \
146 			), \
147 			TP_ARGS(inode))
148 #define DEFINE_NFS_INODE_EVENT_DONE(name) \
149 	DEFINE_EVENT(nfs_inode_event_done, name, \
150 			TP_PROTO( \
151 				const struct inode *inode, \
152 				int error \
153 			), \
154 			TP_ARGS(inode, error))
155 DEFINE_NFS_INODE_EVENT(nfs_set_inode_stale);
156 DEFINE_NFS_INODE_EVENT(nfs_refresh_inode_enter);
157 DEFINE_NFS_INODE_EVENT_DONE(nfs_refresh_inode_exit);
158 DEFINE_NFS_INODE_EVENT(nfs_revalidate_inode_enter);
159 DEFINE_NFS_INODE_EVENT_DONE(nfs_revalidate_inode_exit);
160 DEFINE_NFS_INODE_EVENT(nfs_invalidate_mapping_enter);
161 DEFINE_NFS_INODE_EVENT_DONE(nfs_invalidate_mapping_exit);
162 DEFINE_NFS_INODE_EVENT(nfs_getattr_enter);
163 DEFINE_NFS_INODE_EVENT_DONE(nfs_getattr_exit);
164 DEFINE_NFS_INODE_EVENT(nfs_setattr_enter);
165 DEFINE_NFS_INODE_EVENT_DONE(nfs_setattr_exit);
166 DEFINE_NFS_INODE_EVENT(nfs_writeback_page_enter);
167 DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_page_exit);
168 DEFINE_NFS_INODE_EVENT(nfs_writeback_inode_enter);
169 DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_inode_exit);
170 DEFINE_NFS_INODE_EVENT(nfs_fsync_enter);
171 DEFINE_NFS_INODE_EVENT_DONE(nfs_fsync_exit);
172 DEFINE_NFS_INODE_EVENT(nfs_access_enter);
173 
174 TRACE_EVENT(nfs_access_exit,
175 		TP_PROTO(
176 			const struct inode *inode,
177 			unsigned int mask,
178 			unsigned int permitted,
179 			int error
180 		),
181 
182 		TP_ARGS(inode, mask, permitted, error),
183 
184 		TP_STRUCT__entry(
185 			__field(unsigned long, error)
186 			__field(dev_t, dev)
187 			__field(u32, fhandle)
188 			__field(unsigned char, type)
189 			__field(u64, fileid)
190 			__field(u64, version)
191 			__field(loff_t, size)
192 			__field(unsigned long, nfsi_flags)
193 			__field(unsigned long, cache_validity)
194 			__field(unsigned int, mask)
195 			__field(unsigned int, permitted)
196 		),
197 
198 		TP_fast_assign(
199 			const struct nfs_inode *nfsi = NFS_I(inode);
200 			__entry->error = error < 0 ? -error : 0;
201 			__entry->dev = inode->i_sb->s_dev;
202 			__entry->fileid = nfsi->fileid;
203 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
204 			__entry->type = nfs_umode_to_dtype(inode->i_mode);
205 			__entry->version = inode_peek_iversion_raw(inode);
206 			__entry->size = i_size_read(inode);
207 			__entry->nfsi_flags = nfsi->flags;
208 			__entry->cache_validity = nfsi->cache_validity;
209 			__entry->mask = mask;
210 			__entry->permitted = permitted;
211 		),
212 
213 		TP_printk(
214 			"error=%ld (%s) fileid=%02x:%02x:%llu fhandle=0x%08x "
215 			"type=%u (%s) version=%llu size=%lld "
216 			"cache_validity=0x%lx (%s) nfs_flags=0x%lx (%s) "
217 			"mask=0x%x permitted=0x%x",
218 			-__entry->error, nfs_show_status(__entry->error),
219 			MAJOR(__entry->dev), MINOR(__entry->dev),
220 			(unsigned long long)__entry->fileid,
221 			__entry->fhandle,
222 			__entry->type,
223 			nfs_show_file_type(__entry->type),
224 			(unsigned long long)__entry->version,
225 			(long long)__entry->size,
226 			__entry->cache_validity,
227 			nfs_show_cache_validity(__entry->cache_validity),
228 			__entry->nfsi_flags,
229 			nfs_show_nfsi_flags(__entry->nfsi_flags),
230 			__entry->mask, __entry->permitted
231 		)
232 );
233 
234 #define show_lookup_flags(flags) \
235 	__print_flags(flags, "|", \
236 			{ LOOKUP_FOLLOW, "FOLLOW" }, \
237 			{ LOOKUP_DIRECTORY, "DIRECTORY" }, \
238 			{ LOOKUP_AUTOMOUNT, "AUTOMOUNT" }, \
239 			{ LOOKUP_PARENT, "PARENT" }, \
240 			{ LOOKUP_REVAL, "REVAL" }, \
241 			{ LOOKUP_RCU, "RCU" }, \
242 			{ LOOKUP_OPEN, "OPEN" }, \
243 			{ LOOKUP_CREATE, "CREATE" }, \
244 			{ LOOKUP_EXCL, "EXCL" }, \
245 			{ LOOKUP_RENAME_TARGET, "RENAME_TARGET" }, \
246 			{ LOOKUP_EMPTY, "EMPTY" }, \
247 			{ LOOKUP_DOWN, "DOWN" })
248 
249 DECLARE_EVENT_CLASS(nfs_lookup_event,
250 		TP_PROTO(
251 			const struct inode *dir,
252 			const struct dentry *dentry,
253 			unsigned int flags
254 		),
255 
256 		TP_ARGS(dir, dentry, flags),
257 
258 		TP_STRUCT__entry(
259 			__field(unsigned long, flags)
260 			__field(dev_t, dev)
261 			__field(u64, dir)
262 			__string(name, dentry->d_name.name)
263 		),
264 
265 		TP_fast_assign(
266 			__entry->dev = dir->i_sb->s_dev;
267 			__entry->dir = NFS_FILEID(dir);
268 			__entry->flags = flags;
269 			__assign_str(name, dentry->d_name.name);
270 		),
271 
272 		TP_printk(
273 			"flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
274 			__entry->flags,
275 			show_lookup_flags(__entry->flags),
276 			MAJOR(__entry->dev), MINOR(__entry->dev),
277 			(unsigned long long)__entry->dir,
278 			__get_str(name)
279 		)
280 );
281 
282 #define DEFINE_NFS_LOOKUP_EVENT(name) \
283 	DEFINE_EVENT(nfs_lookup_event, name, \
284 			TP_PROTO( \
285 				const struct inode *dir, \
286 				const struct dentry *dentry, \
287 				unsigned int flags \
288 			), \
289 			TP_ARGS(dir, dentry, flags))
290 
291 DECLARE_EVENT_CLASS(nfs_lookup_event_done,
292 		TP_PROTO(
293 			const struct inode *dir,
294 			const struct dentry *dentry,
295 			unsigned int flags,
296 			int error
297 		),
298 
299 		TP_ARGS(dir, dentry, flags, error),
300 
301 		TP_STRUCT__entry(
302 			__field(unsigned long, error)
303 			__field(unsigned long, flags)
304 			__field(dev_t, dev)
305 			__field(u64, dir)
306 			__string(name, dentry->d_name.name)
307 		),
308 
309 		TP_fast_assign(
310 			__entry->dev = dir->i_sb->s_dev;
311 			__entry->dir = NFS_FILEID(dir);
312 			__entry->error = error < 0 ? -error : 0;
313 			__entry->flags = flags;
314 			__assign_str(name, dentry->d_name.name);
315 		),
316 
317 		TP_printk(
318 			"error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
319 			-__entry->error, nfs_show_status(__entry->error),
320 			__entry->flags,
321 			show_lookup_flags(__entry->flags),
322 			MAJOR(__entry->dev), MINOR(__entry->dev),
323 			(unsigned long long)__entry->dir,
324 			__get_str(name)
325 		)
326 );
327 
328 #define DEFINE_NFS_LOOKUP_EVENT_DONE(name) \
329 	DEFINE_EVENT(nfs_lookup_event_done, name, \
330 			TP_PROTO( \
331 				const struct inode *dir, \
332 				const struct dentry *dentry, \
333 				unsigned int flags, \
334 				int error \
335 			), \
336 			TP_ARGS(dir, dentry, flags, error))
337 
338 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_enter);
339 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_exit);
340 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_revalidate_enter);
341 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_revalidate_exit);
342 
343 #define show_open_flags(flags) \
344 	__print_flags(flags, "|", \
345 		{ O_WRONLY, "O_WRONLY" }, \
346 		{ O_RDWR, "O_RDWR" }, \
347 		{ O_CREAT, "O_CREAT" }, \
348 		{ O_EXCL, "O_EXCL" }, \
349 		{ O_NOCTTY, "O_NOCTTY" }, \
350 		{ O_TRUNC, "O_TRUNC" }, \
351 		{ O_APPEND, "O_APPEND" }, \
352 		{ O_NONBLOCK, "O_NONBLOCK" }, \
353 		{ O_DSYNC, "O_DSYNC" }, \
354 		{ O_DIRECT, "O_DIRECT" }, \
355 		{ O_LARGEFILE, "O_LARGEFILE" }, \
356 		{ O_DIRECTORY, "O_DIRECTORY" }, \
357 		{ O_NOFOLLOW, "O_NOFOLLOW" }, \
358 		{ O_NOATIME, "O_NOATIME" }, \
359 		{ O_CLOEXEC, "O_CLOEXEC" })
360 
361 #define show_fmode_flags(mode) \
362 	__print_flags(mode, "|", \
363 		{ ((__force unsigned long)FMODE_READ), "READ" }, \
364 		{ ((__force unsigned long)FMODE_WRITE), "WRITE" }, \
365 		{ ((__force unsigned long)FMODE_EXEC), "EXEC" })
366 
367 TRACE_EVENT(nfs_atomic_open_enter,
368 		TP_PROTO(
369 			const struct inode *dir,
370 			const struct nfs_open_context *ctx,
371 			unsigned int flags
372 		),
373 
374 		TP_ARGS(dir, ctx, flags),
375 
376 		TP_STRUCT__entry(
377 			__field(unsigned long, flags)
378 			__field(unsigned int, fmode)
379 			__field(dev_t, dev)
380 			__field(u64, dir)
381 			__string(name, ctx->dentry->d_name.name)
382 		),
383 
384 		TP_fast_assign(
385 			__entry->dev = dir->i_sb->s_dev;
386 			__entry->dir = NFS_FILEID(dir);
387 			__entry->flags = flags;
388 			__entry->fmode = (__force unsigned int)ctx->mode;
389 			__assign_str(name, ctx->dentry->d_name.name);
390 		),
391 
392 		TP_printk(
393 			"flags=0x%lx (%s) fmode=%s name=%02x:%02x:%llu/%s",
394 			__entry->flags,
395 			show_open_flags(__entry->flags),
396 			show_fmode_flags(__entry->fmode),
397 			MAJOR(__entry->dev), MINOR(__entry->dev),
398 			(unsigned long long)__entry->dir,
399 			__get_str(name)
400 		)
401 );
402 
403 TRACE_EVENT(nfs_atomic_open_exit,
404 		TP_PROTO(
405 			const struct inode *dir,
406 			const struct nfs_open_context *ctx,
407 			unsigned int flags,
408 			int error
409 		),
410 
411 		TP_ARGS(dir, ctx, flags, error),
412 
413 		TP_STRUCT__entry(
414 			__field(unsigned long, error)
415 			__field(unsigned long, flags)
416 			__field(unsigned int, fmode)
417 			__field(dev_t, dev)
418 			__field(u64, dir)
419 			__string(name, ctx->dentry->d_name.name)
420 		),
421 
422 		TP_fast_assign(
423 			__entry->error = -error;
424 			__entry->dev = dir->i_sb->s_dev;
425 			__entry->dir = NFS_FILEID(dir);
426 			__entry->flags = flags;
427 			__entry->fmode = (__force unsigned int)ctx->mode;
428 			__assign_str(name, ctx->dentry->d_name.name);
429 		),
430 
431 		TP_printk(
432 			"error=%ld (%s) flags=0x%lx (%s) fmode=%s "
433 			"name=%02x:%02x:%llu/%s",
434 			-__entry->error, nfs_show_status(__entry->error),
435 			__entry->flags,
436 			show_open_flags(__entry->flags),
437 			show_fmode_flags(__entry->fmode),
438 			MAJOR(__entry->dev), MINOR(__entry->dev),
439 			(unsigned long long)__entry->dir,
440 			__get_str(name)
441 		)
442 );
443 
444 TRACE_EVENT(nfs_create_enter,
445 		TP_PROTO(
446 			const struct inode *dir,
447 			const struct dentry *dentry,
448 			unsigned int flags
449 		),
450 
451 		TP_ARGS(dir, dentry, flags),
452 
453 		TP_STRUCT__entry(
454 			__field(unsigned long, flags)
455 			__field(dev_t, dev)
456 			__field(u64, dir)
457 			__string(name, dentry->d_name.name)
458 		),
459 
460 		TP_fast_assign(
461 			__entry->dev = dir->i_sb->s_dev;
462 			__entry->dir = NFS_FILEID(dir);
463 			__entry->flags = flags;
464 			__assign_str(name, dentry->d_name.name);
465 		),
466 
467 		TP_printk(
468 			"flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
469 			__entry->flags,
470 			show_open_flags(__entry->flags),
471 			MAJOR(__entry->dev), MINOR(__entry->dev),
472 			(unsigned long long)__entry->dir,
473 			__get_str(name)
474 		)
475 );
476 
477 TRACE_EVENT(nfs_create_exit,
478 		TP_PROTO(
479 			const struct inode *dir,
480 			const struct dentry *dentry,
481 			unsigned int flags,
482 			int error
483 		),
484 
485 		TP_ARGS(dir, dentry, flags, error),
486 
487 		TP_STRUCT__entry(
488 			__field(unsigned long, error)
489 			__field(unsigned long, flags)
490 			__field(dev_t, dev)
491 			__field(u64, dir)
492 			__string(name, dentry->d_name.name)
493 		),
494 
495 		TP_fast_assign(
496 			__entry->error = -error;
497 			__entry->dev = dir->i_sb->s_dev;
498 			__entry->dir = NFS_FILEID(dir);
499 			__entry->flags = flags;
500 			__assign_str(name, dentry->d_name.name);
501 		),
502 
503 		TP_printk(
504 			"error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
505 			-__entry->error, nfs_show_status(__entry->error),
506 			__entry->flags,
507 			show_open_flags(__entry->flags),
508 			MAJOR(__entry->dev), MINOR(__entry->dev),
509 			(unsigned long long)__entry->dir,
510 			__get_str(name)
511 		)
512 );
513 
514 DECLARE_EVENT_CLASS(nfs_directory_event,
515 		TP_PROTO(
516 			const struct inode *dir,
517 			const struct dentry *dentry
518 		),
519 
520 		TP_ARGS(dir, dentry),
521 
522 		TP_STRUCT__entry(
523 			__field(dev_t, dev)
524 			__field(u64, dir)
525 			__string(name, dentry->d_name.name)
526 		),
527 
528 		TP_fast_assign(
529 			__entry->dev = dir->i_sb->s_dev;
530 			__entry->dir = NFS_FILEID(dir);
531 			__assign_str(name, dentry->d_name.name);
532 		),
533 
534 		TP_printk(
535 			"name=%02x:%02x:%llu/%s",
536 			MAJOR(__entry->dev), MINOR(__entry->dev),
537 			(unsigned long long)__entry->dir,
538 			__get_str(name)
539 		)
540 );
541 
542 #define DEFINE_NFS_DIRECTORY_EVENT(name) \
543 	DEFINE_EVENT(nfs_directory_event, name, \
544 			TP_PROTO( \
545 				const struct inode *dir, \
546 				const struct dentry *dentry \
547 			), \
548 			TP_ARGS(dir, dentry))
549 
550 DECLARE_EVENT_CLASS(nfs_directory_event_done,
551 		TP_PROTO(
552 			const struct inode *dir,
553 			const struct dentry *dentry,
554 			int error
555 		),
556 
557 		TP_ARGS(dir, dentry, error),
558 
559 		TP_STRUCT__entry(
560 			__field(unsigned long, error)
561 			__field(dev_t, dev)
562 			__field(u64, dir)
563 			__string(name, dentry->d_name.name)
564 		),
565 
566 		TP_fast_assign(
567 			__entry->dev = dir->i_sb->s_dev;
568 			__entry->dir = NFS_FILEID(dir);
569 			__entry->error = error < 0 ? -error : 0;
570 			__assign_str(name, dentry->d_name.name);
571 		),
572 
573 		TP_printk(
574 			"error=%ld (%s) name=%02x:%02x:%llu/%s",
575 			-__entry->error, nfs_show_status(__entry->error),
576 			MAJOR(__entry->dev), MINOR(__entry->dev),
577 			(unsigned long long)__entry->dir,
578 			__get_str(name)
579 		)
580 );
581 
582 #define DEFINE_NFS_DIRECTORY_EVENT_DONE(name) \
583 	DEFINE_EVENT(nfs_directory_event_done, name, \
584 			TP_PROTO( \
585 				const struct inode *dir, \
586 				const struct dentry *dentry, \
587 				int error \
588 			), \
589 			TP_ARGS(dir, dentry, error))
590 
591 DEFINE_NFS_DIRECTORY_EVENT(nfs_mknod_enter);
592 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mknod_exit);
593 DEFINE_NFS_DIRECTORY_EVENT(nfs_mkdir_enter);
594 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mkdir_exit);
595 DEFINE_NFS_DIRECTORY_EVENT(nfs_rmdir_enter);
596 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_rmdir_exit);
597 DEFINE_NFS_DIRECTORY_EVENT(nfs_remove_enter);
598 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_remove_exit);
599 DEFINE_NFS_DIRECTORY_EVENT(nfs_unlink_enter);
600 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_unlink_exit);
601 DEFINE_NFS_DIRECTORY_EVENT(nfs_symlink_enter);
602 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_symlink_exit);
603 
604 TRACE_EVENT(nfs_link_enter,
605 		TP_PROTO(
606 			const struct inode *inode,
607 			const struct inode *dir,
608 			const struct dentry *dentry
609 		),
610 
611 		TP_ARGS(inode, dir, dentry),
612 
613 		TP_STRUCT__entry(
614 			__field(dev_t, dev)
615 			__field(u64, fileid)
616 			__field(u64, dir)
617 			__string(name, dentry->d_name.name)
618 		),
619 
620 		TP_fast_assign(
621 			__entry->dev = inode->i_sb->s_dev;
622 			__entry->fileid = NFS_FILEID(inode);
623 			__entry->dir = NFS_FILEID(dir);
624 			__assign_str(name, dentry->d_name.name);
625 		),
626 
627 		TP_printk(
628 			"fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
629 			MAJOR(__entry->dev), MINOR(__entry->dev),
630 			__entry->fileid,
631 			MAJOR(__entry->dev), MINOR(__entry->dev),
632 			(unsigned long long)__entry->dir,
633 			__get_str(name)
634 		)
635 );
636 
637 TRACE_EVENT(nfs_link_exit,
638 		TP_PROTO(
639 			const struct inode *inode,
640 			const struct inode *dir,
641 			const struct dentry *dentry,
642 			int error
643 		),
644 
645 		TP_ARGS(inode, dir, dentry, error),
646 
647 		TP_STRUCT__entry(
648 			__field(unsigned long, error)
649 			__field(dev_t, dev)
650 			__field(u64, fileid)
651 			__field(u64, dir)
652 			__string(name, dentry->d_name.name)
653 		),
654 
655 		TP_fast_assign(
656 			__entry->dev = inode->i_sb->s_dev;
657 			__entry->fileid = NFS_FILEID(inode);
658 			__entry->dir = NFS_FILEID(dir);
659 			__entry->error = error < 0 ? -error : 0;
660 			__assign_str(name, dentry->d_name.name);
661 		),
662 
663 		TP_printk(
664 			"error=%ld (%s) fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
665 			-__entry->error, nfs_show_status(__entry->error),
666 			MAJOR(__entry->dev), MINOR(__entry->dev),
667 			__entry->fileid,
668 			MAJOR(__entry->dev), MINOR(__entry->dev),
669 			(unsigned long long)__entry->dir,
670 			__get_str(name)
671 		)
672 );
673 
674 DECLARE_EVENT_CLASS(nfs_rename_event,
675 		TP_PROTO(
676 			const struct inode *old_dir,
677 			const struct dentry *old_dentry,
678 			const struct inode *new_dir,
679 			const struct dentry *new_dentry
680 		),
681 
682 		TP_ARGS(old_dir, old_dentry, new_dir, new_dentry),
683 
684 		TP_STRUCT__entry(
685 			__field(dev_t, dev)
686 			__field(u64, old_dir)
687 			__field(u64, new_dir)
688 			__string(old_name, old_dentry->d_name.name)
689 			__string(new_name, new_dentry->d_name.name)
690 		),
691 
692 		TP_fast_assign(
693 			__entry->dev = old_dir->i_sb->s_dev;
694 			__entry->old_dir = NFS_FILEID(old_dir);
695 			__entry->new_dir = NFS_FILEID(new_dir);
696 			__assign_str(old_name, old_dentry->d_name.name);
697 			__assign_str(new_name, new_dentry->d_name.name);
698 		),
699 
700 		TP_printk(
701 			"old_name=%02x:%02x:%llu/%s new_name=%02x:%02x:%llu/%s",
702 			MAJOR(__entry->dev), MINOR(__entry->dev),
703 			(unsigned long long)__entry->old_dir,
704 			__get_str(old_name),
705 			MAJOR(__entry->dev), MINOR(__entry->dev),
706 			(unsigned long long)__entry->new_dir,
707 			__get_str(new_name)
708 		)
709 );
710 #define DEFINE_NFS_RENAME_EVENT(name) \
711 	DEFINE_EVENT(nfs_rename_event, name, \
712 			TP_PROTO( \
713 				const struct inode *old_dir, \
714 				const struct dentry *old_dentry, \
715 				const struct inode *new_dir, \
716 				const struct dentry *new_dentry \
717 			), \
718 			TP_ARGS(old_dir, old_dentry, new_dir, new_dentry))
719 
720 DECLARE_EVENT_CLASS(nfs_rename_event_done,
721 		TP_PROTO(
722 			const struct inode *old_dir,
723 			const struct dentry *old_dentry,
724 			const struct inode *new_dir,
725 			const struct dentry *new_dentry,
726 			int error
727 		),
728 
729 		TP_ARGS(old_dir, old_dentry, new_dir, new_dentry, error),
730 
731 		TP_STRUCT__entry(
732 			__field(dev_t, dev)
733 			__field(unsigned long, error)
734 			__field(u64, old_dir)
735 			__string(old_name, old_dentry->d_name.name)
736 			__field(u64, new_dir)
737 			__string(new_name, new_dentry->d_name.name)
738 		),
739 
740 		TP_fast_assign(
741 			__entry->dev = old_dir->i_sb->s_dev;
742 			__entry->error = -error;
743 			__entry->old_dir = NFS_FILEID(old_dir);
744 			__entry->new_dir = NFS_FILEID(new_dir);
745 			__assign_str(old_name, old_dentry->d_name.name);
746 			__assign_str(new_name, new_dentry->d_name.name);
747 		),
748 
749 		TP_printk(
750 			"error=%ld (%s) old_name=%02x:%02x:%llu/%s "
751 			"new_name=%02x:%02x:%llu/%s",
752 			-__entry->error, nfs_show_status(__entry->error),
753 			MAJOR(__entry->dev), MINOR(__entry->dev),
754 			(unsigned long long)__entry->old_dir,
755 			__get_str(old_name),
756 			MAJOR(__entry->dev), MINOR(__entry->dev),
757 			(unsigned long long)__entry->new_dir,
758 			__get_str(new_name)
759 		)
760 );
761 #define DEFINE_NFS_RENAME_EVENT_DONE(name) \
762 	DEFINE_EVENT(nfs_rename_event_done, name, \
763 			TP_PROTO( \
764 				const struct inode *old_dir, \
765 				const struct dentry *old_dentry, \
766 				const struct inode *new_dir, \
767 				const struct dentry *new_dentry, \
768 				int error \
769 			), \
770 			TP_ARGS(old_dir, old_dentry, new_dir, \
771 				new_dentry, error))
772 
773 DEFINE_NFS_RENAME_EVENT(nfs_rename_enter);
774 DEFINE_NFS_RENAME_EVENT_DONE(nfs_rename_exit);
775 
776 DEFINE_NFS_RENAME_EVENT_DONE(nfs_sillyrename_rename);
777 
778 TRACE_EVENT(nfs_sillyrename_unlink,
779 		TP_PROTO(
780 			const struct nfs_unlinkdata *data,
781 			int error
782 		),
783 
784 		TP_ARGS(data, error),
785 
786 		TP_STRUCT__entry(
787 			__field(dev_t, dev)
788 			__field(unsigned long, error)
789 			__field(u64, dir)
790 			__dynamic_array(char, name, data->args.name.len + 1)
791 		),
792 
793 		TP_fast_assign(
794 			struct inode *dir = d_inode(data->dentry->d_parent);
795 			size_t len = data->args.name.len;
796 			__entry->dev = dir->i_sb->s_dev;
797 			__entry->dir = NFS_FILEID(dir);
798 			__entry->error = -error;
799 			memcpy(__get_str(name),
800 				data->args.name.name, len);
801 			__get_str(name)[len] = 0;
802 		),
803 
804 		TP_printk(
805 			"error=%ld (%s) name=%02x:%02x:%llu/%s",
806 			-__entry->error, nfs_show_status(__entry->error),
807 			MAJOR(__entry->dev), MINOR(__entry->dev),
808 			(unsigned long long)__entry->dir,
809 			__get_str(name)
810 		)
811 );
812 
813 TRACE_EVENT(nfs_initiate_read,
814 		TP_PROTO(
815 			const struct nfs_pgio_header *hdr
816 		),
817 
818 		TP_ARGS(hdr),
819 
820 		TP_STRUCT__entry(
821 			__field(dev_t, dev)
822 			__field(u32, fhandle)
823 			__field(u64, fileid)
824 			__field(loff_t, offset)
825 			__field(u32, count)
826 		),
827 
828 		TP_fast_assign(
829 			const struct inode *inode = hdr->inode;
830 			const struct nfs_inode *nfsi = NFS_I(inode);
831 			const struct nfs_fh *fh = hdr->args.fh ?
832 						  hdr->args.fh : &nfsi->fh;
833 
834 			__entry->offset = hdr->args.offset;
835 			__entry->count = hdr->args.count;
836 			__entry->dev = inode->i_sb->s_dev;
837 			__entry->fileid = nfsi->fileid;
838 			__entry->fhandle = nfs_fhandle_hash(fh);
839 		),
840 
841 		TP_printk(
842 			"fileid=%02x:%02x:%llu fhandle=0x%08x "
843 			"offset=%lld count=%u",
844 			MAJOR(__entry->dev), MINOR(__entry->dev),
845 			(unsigned long long)__entry->fileid,
846 			__entry->fhandle,
847 			(long long)__entry->offset, __entry->count
848 		)
849 );
850 
851 TRACE_EVENT(nfs_readpage_done,
852 		TP_PROTO(
853 			const struct rpc_task *task,
854 			const struct nfs_pgio_header *hdr
855 		),
856 
857 		TP_ARGS(task, hdr),
858 
859 		TP_STRUCT__entry(
860 			__field(dev_t, dev)
861 			__field(u32, fhandle)
862 			__field(u64, fileid)
863 			__field(loff_t, offset)
864 			__field(u32, arg_count)
865 			__field(u32, res_count)
866 			__field(bool, eof)
867 			__field(int, status)
868 		),
869 
870 		TP_fast_assign(
871 			const struct inode *inode = hdr->inode;
872 			const struct nfs_inode *nfsi = NFS_I(inode);
873 			const struct nfs_fh *fh = hdr->args.fh ?
874 						  hdr->args.fh : &nfsi->fh;
875 
876 			__entry->status = task->tk_status;
877 			__entry->offset = hdr->args.offset;
878 			__entry->arg_count = hdr->args.count;
879 			__entry->res_count = hdr->res.count;
880 			__entry->eof = hdr->res.eof;
881 			__entry->dev = inode->i_sb->s_dev;
882 			__entry->fileid = nfsi->fileid;
883 			__entry->fhandle = nfs_fhandle_hash(fh);
884 		),
885 
886 		TP_printk(
887 			"fileid=%02x:%02x:%llu fhandle=0x%08x "
888 			"offset=%lld count=%u res=%u status=%d%s",
889 			MAJOR(__entry->dev), MINOR(__entry->dev),
890 			(unsigned long long)__entry->fileid,
891 			__entry->fhandle,
892 			(long long)__entry->offset, __entry->arg_count,
893 			__entry->res_count, __entry->status,
894 			__entry->eof ? " eof" : ""
895 		)
896 );
897 
898 TRACE_EVENT(nfs_readpage_short,
899 		TP_PROTO(
900 			const struct rpc_task *task,
901 			const struct nfs_pgio_header *hdr
902 		),
903 
904 		TP_ARGS(task, hdr),
905 
906 		TP_STRUCT__entry(
907 			__field(dev_t, dev)
908 			__field(u32, fhandle)
909 			__field(u64, fileid)
910 			__field(loff_t, offset)
911 			__field(u32, arg_count)
912 			__field(u32, res_count)
913 			__field(bool, eof)
914 			__field(int, status)
915 		),
916 
917 		TP_fast_assign(
918 			const struct inode *inode = hdr->inode;
919 			const struct nfs_inode *nfsi = NFS_I(inode);
920 			const struct nfs_fh *fh = hdr->args.fh ?
921 						  hdr->args.fh : &nfsi->fh;
922 
923 			__entry->status = task->tk_status;
924 			__entry->offset = hdr->args.offset;
925 			__entry->arg_count = hdr->args.count;
926 			__entry->res_count = hdr->res.count;
927 			__entry->eof = hdr->res.eof;
928 			__entry->dev = inode->i_sb->s_dev;
929 			__entry->fileid = nfsi->fileid;
930 			__entry->fhandle = nfs_fhandle_hash(fh);
931 		),
932 
933 		TP_printk(
934 			"fileid=%02x:%02x:%llu fhandle=0x%08x "
935 			"offset=%lld count=%u res=%u status=%d%s",
936 			MAJOR(__entry->dev), MINOR(__entry->dev),
937 			(unsigned long long)__entry->fileid,
938 			__entry->fhandle,
939 			(long long)__entry->offset, __entry->arg_count,
940 			__entry->res_count, __entry->status,
941 			__entry->eof ? " eof" : ""
942 		)
943 );
944 
945 TRACE_EVENT(nfs_pgio_error,
946 	TP_PROTO(
947 		const struct nfs_pgio_header *hdr,
948 		int error,
949 		loff_t pos
950 	),
951 
952 	TP_ARGS(hdr, error, pos),
953 
954 	TP_STRUCT__entry(
955 		__field(dev_t, dev)
956 		__field(u32, fhandle)
957 		__field(u64, fileid)
958 		__field(loff_t, offset)
959 		__field(u32, arg_count)
960 		__field(u32, res_count)
961 		__field(loff_t, pos)
962 		__field(int, status)
963 	),
964 
965 	TP_fast_assign(
966 		const struct inode *inode = hdr->inode;
967 		const struct nfs_inode *nfsi = NFS_I(inode);
968 		const struct nfs_fh *fh = hdr->args.fh ?
969 					  hdr->args.fh : &nfsi->fh;
970 
971 		__entry->status = error;
972 		__entry->offset = hdr->args.offset;
973 		__entry->arg_count = hdr->args.count;
974 		__entry->res_count = hdr->res.count;
975 		__entry->dev = inode->i_sb->s_dev;
976 		__entry->fileid = nfsi->fileid;
977 		__entry->fhandle = nfs_fhandle_hash(fh);
978 	),
979 
980 	TP_printk("fileid=%02x:%02x:%llu fhandle=0x%08x "
981 		  "offset=%lld count=%u res=%u pos=%llu status=%d",
982 		MAJOR(__entry->dev), MINOR(__entry->dev),
983 		(unsigned long long)__entry->fileid, __entry->fhandle,
984 		(long long)__entry->offset, __entry->arg_count, __entry->res_count,
985 		__entry->pos, __entry->status
986 	)
987 );
988 
989 TRACE_DEFINE_ENUM(NFS_UNSTABLE);
990 TRACE_DEFINE_ENUM(NFS_DATA_SYNC);
991 TRACE_DEFINE_ENUM(NFS_FILE_SYNC);
992 
993 #define nfs_show_stable(stable) \
994 	__print_symbolic(stable, \
995 			{ NFS_UNSTABLE, "UNSTABLE" }, \
996 			{ NFS_DATA_SYNC, "DATA_SYNC" }, \
997 			{ NFS_FILE_SYNC, "FILE_SYNC" })
998 
999 TRACE_EVENT(nfs_initiate_write,
1000 		TP_PROTO(
1001 			const struct nfs_pgio_header *hdr
1002 		),
1003 
1004 		TP_ARGS(hdr),
1005 
1006 		TP_STRUCT__entry(
1007 			__field(dev_t, dev)
1008 			__field(u32, fhandle)
1009 			__field(u64, fileid)
1010 			__field(loff_t, offset)
1011 			__field(u32, count)
1012 			__field(enum nfs3_stable_how, stable)
1013 		),
1014 
1015 		TP_fast_assign(
1016 			const struct inode *inode = hdr->inode;
1017 			const struct nfs_inode *nfsi = NFS_I(inode);
1018 			const struct nfs_fh *fh = hdr->args.fh ?
1019 						  hdr->args.fh : &nfsi->fh;
1020 
1021 			__entry->offset = hdr->args.offset;
1022 			__entry->count = hdr->args.count;
1023 			__entry->stable = hdr->args.stable;
1024 			__entry->dev = inode->i_sb->s_dev;
1025 			__entry->fileid = nfsi->fileid;
1026 			__entry->fhandle = nfs_fhandle_hash(fh);
1027 		),
1028 
1029 		TP_printk(
1030 			"fileid=%02x:%02x:%llu fhandle=0x%08x "
1031 			"offset=%lld count=%u stable=%s",
1032 			MAJOR(__entry->dev), MINOR(__entry->dev),
1033 			(unsigned long long)__entry->fileid,
1034 			__entry->fhandle,
1035 			(long long)__entry->offset, __entry->count,
1036 			nfs_show_stable(__entry->stable)
1037 		)
1038 );
1039 
1040 TRACE_EVENT(nfs_writeback_done,
1041 		TP_PROTO(
1042 			const struct rpc_task *task,
1043 			const struct nfs_pgio_header *hdr
1044 		),
1045 
1046 		TP_ARGS(task, hdr),
1047 
1048 		TP_STRUCT__entry(
1049 			__field(dev_t, dev)
1050 			__field(u32, fhandle)
1051 			__field(u64, fileid)
1052 			__field(loff_t, offset)
1053 			__field(u32, arg_count)
1054 			__field(u32, res_count)
1055 			__field(int, status)
1056 			__field(enum nfs3_stable_how, stable)
1057 			__array(char, verifier, NFS4_VERIFIER_SIZE)
1058 		),
1059 
1060 		TP_fast_assign(
1061 			const struct inode *inode = hdr->inode;
1062 			const struct nfs_inode *nfsi = NFS_I(inode);
1063 			const struct nfs_fh *fh = hdr->args.fh ?
1064 						  hdr->args.fh : &nfsi->fh;
1065 			const struct nfs_writeverf *verf = hdr->res.verf;
1066 
1067 			__entry->status = task->tk_status;
1068 			__entry->offset = hdr->args.offset;
1069 			__entry->arg_count = hdr->args.count;
1070 			__entry->res_count = hdr->res.count;
1071 			__entry->stable = verf->committed;
1072 			memcpy(__entry->verifier,
1073 				&verf->verifier,
1074 				NFS4_VERIFIER_SIZE);
1075 			__entry->dev = inode->i_sb->s_dev;
1076 			__entry->fileid = nfsi->fileid;
1077 			__entry->fhandle = nfs_fhandle_hash(fh);
1078 		),
1079 
1080 		TP_printk(
1081 			"fileid=%02x:%02x:%llu fhandle=0x%08x "
1082 			"offset=%lld count=%u res=%u status=%d stable=%s "
1083 			"verifier=%s",
1084 			MAJOR(__entry->dev), MINOR(__entry->dev),
1085 			(unsigned long long)__entry->fileid,
1086 			__entry->fhandle,
1087 			(long long)__entry->offset, __entry->arg_count,
1088 			__entry->res_count, __entry->status,
1089 			nfs_show_stable(__entry->stable),
1090 			__print_hex_str(__entry->verifier, NFS4_VERIFIER_SIZE)
1091 		)
1092 );
1093 
1094 DECLARE_EVENT_CLASS(nfs_page_error_class,
1095 		TP_PROTO(
1096 			const struct nfs_page *req,
1097 			int error
1098 		),
1099 
1100 		TP_ARGS(req, error),
1101 
1102 		TP_STRUCT__entry(
1103 			__field(const void *, req)
1104 			__field(pgoff_t, index)
1105 			__field(unsigned int, offset)
1106 			__field(unsigned int, pgbase)
1107 			__field(unsigned int, bytes)
1108 			__field(int, error)
1109 		),
1110 
1111 		TP_fast_assign(
1112 			__entry->req = req;
1113 			__entry->index = req->wb_index;
1114 			__entry->offset = req->wb_offset;
1115 			__entry->pgbase = req->wb_pgbase;
1116 			__entry->bytes = req->wb_bytes;
1117 			__entry->error = error;
1118 		),
1119 
1120 		TP_printk(
1121 			"req=%p index=%lu offset=%u pgbase=%u bytes=%u error=%d",
1122 			__entry->req, __entry->index, __entry->offset,
1123 			__entry->pgbase, __entry->bytes, __entry->error
1124 		)
1125 );
1126 
1127 #define DEFINE_NFS_PAGEERR_EVENT(name) \
1128 	DEFINE_EVENT(nfs_page_error_class, name, \
1129 			TP_PROTO( \
1130 				const struct nfs_page *req, \
1131 				int error \
1132 			), \
1133 			TP_ARGS(req, error))
1134 
1135 DEFINE_NFS_PAGEERR_EVENT(nfs_write_error);
1136 DEFINE_NFS_PAGEERR_EVENT(nfs_comp_error);
1137 DEFINE_NFS_PAGEERR_EVENT(nfs_commit_error);
1138 
1139 TRACE_EVENT(nfs_initiate_commit,
1140 		TP_PROTO(
1141 			const struct nfs_commit_data *data
1142 		),
1143 
1144 		TP_ARGS(data),
1145 
1146 		TP_STRUCT__entry(
1147 			__field(dev_t, dev)
1148 			__field(u32, fhandle)
1149 			__field(u64, fileid)
1150 			__field(loff_t, offset)
1151 			__field(u32, count)
1152 		),
1153 
1154 		TP_fast_assign(
1155 			const struct inode *inode = data->inode;
1156 			const struct nfs_inode *nfsi = NFS_I(inode);
1157 			const struct nfs_fh *fh = data->args.fh ?
1158 						  data->args.fh : &nfsi->fh;
1159 
1160 			__entry->offset = data->args.offset;
1161 			__entry->count = data->args.count;
1162 			__entry->dev = inode->i_sb->s_dev;
1163 			__entry->fileid = nfsi->fileid;
1164 			__entry->fhandle = nfs_fhandle_hash(fh);
1165 		),
1166 
1167 		TP_printk(
1168 			"fileid=%02x:%02x:%llu fhandle=0x%08x "
1169 			"offset=%lld count=%u",
1170 			MAJOR(__entry->dev), MINOR(__entry->dev),
1171 			(unsigned long long)__entry->fileid,
1172 			__entry->fhandle,
1173 			(long long)__entry->offset, __entry->count
1174 		)
1175 );
1176 
1177 TRACE_EVENT(nfs_commit_done,
1178 		TP_PROTO(
1179 			const struct rpc_task *task,
1180 			const struct nfs_commit_data *data
1181 		),
1182 
1183 		TP_ARGS(task, data),
1184 
1185 		TP_STRUCT__entry(
1186 			__field(dev_t, dev)
1187 			__field(u32, fhandle)
1188 			__field(u64, fileid)
1189 			__field(loff_t, offset)
1190 			__field(int, status)
1191 			__field(enum nfs3_stable_how, stable)
1192 			__array(char, verifier, NFS4_VERIFIER_SIZE)
1193 		),
1194 
1195 		TP_fast_assign(
1196 			const struct inode *inode = data->inode;
1197 			const struct nfs_inode *nfsi = NFS_I(inode);
1198 			const struct nfs_fh *fh = data->args.fh ?
1199 						  data->args.fh : &nfsi->fh;
1200 			const struct nfs_writeverf *verf = data->res.verf;
1201 
1202 			__entry->status = task->tk_status;
1203 			__entry->offset = data->args.offset;
1204 			__entry->stable = verf->committed;
1205 			memcpy(__entry->verifier,
1206 				&verf->verifier,
1207 				NFS4_VERIFIER_SIZE);
1208 			__entry->dev = inode->i_sb->s_dev;
1209 			__entry->fileid = nfsi->fileid;
1210 			__entry->fhandle = nfs_fhandle_hash(fh);
1211 		),
1212 
1213 		TP_printk(
1214 			"fileid=%02x:%02x:%llu fhandle=0x%08x "
1215 			"offset=%lld status=%d stable=%s verifier=%s",
1216 			MAJOR(__entry->dev), MINOR(__entry->dev),
1217 			(unsigned long long)__entry->fileid,
1218 			__entry->fhandle,
1219 			(long long)__entry->offset, __entry->status,
1220 			nfs_show_stable(__entry->stable),
1221 			__print_hex_str(__entry->verifier, NFS4_VERIFIER_SIZE)
1222 		)
1223 );
1224 
1225 TRACE_EVENT(nfs_fh_to_dentry,
1226 		TP_PROTO(
1227 			const struct super_block *sb,
1228 			const struct nfs_fh *fh,
1229 			u64 fileid,
1230 			int error
1231 		),
1232 
1233 		TP_ARGS(sb, fh, fileid, error),
1234 
1235 		TP_STRUCT__entry(
1236 			__field(int, error)
1237 			__field(dev_t, dev)
1238 			__field(u32, fhandle)
1239 			__field(u64, fileid)
1240 		),
1241 
1242 		TP_fast_assign(
1243 			__entry->error = error;
1244 			__entry->dev = sb->s_dev;
1245 			__entry->fileid = fileid;
1246 			__entry->fhandle = nfs_fhandle_hash(fh);
1247 		),
1248 
1249 		TP_printk(
1250 			"error=%d fileid=%02x:%02x:%llu fhandle=0x%08x ",
1251 			__entry->error,
1252 			MAJOR(__entry->dev), MINOR(__entry->dev),
1253 			(unsigned long long)__entry->fileid,
1254 			__entry->fhandle
1255 		)
1256 );
1257 
1258 TRACE_DEFINE_ENUM(NFS_OK);
1259 TRACE_DEFINE_ENUM(NFSERR_PERM);
1260 TRACE_DEFINE_ENUM(NFSERR_NOENT);
1261 TRACE_DEFINE_ENUM(NFSERR_IO);
1262 TRACE_DEFINE_ENUM(NFSERR_NXIO);
1263 TRACE_DEFINE_ENUM(ECHILD);
1264 TRACE_DEFINE_ENUM(NFSERR_EAGAIN);
1265 TRACE_DEFINE_ENUM(NFSERR_ACCES);
1266 TRACE_DEFINE_ENUM(NFSERR_EXIST);
1267 TRACE_DEFINE_ENUM(NFSERR_XDEV);
1268 TRACE_DEFINE_ENUM(NFSERR_NODEV);
1269 TRACE_DEFINE_ENUM(NFSERR_NOTDIR);
1270 TRACE_DEFINE_ENUM(NFSERR_ISDIR);
1271 TRACE_DEFINE_ENUM(NFSERR_INVAL);
1272 TRACE_DEFINE_ENUM(NFSERR_FBIG);
1273 TRACE_DEFINE_ENUM(NFSERR_NOSPC);
1274 TRACE_DEFINE_ENUM(NFSERR_ROFS);
1275 TRACE_DEFINE_ENUM(NFSERR_MLINK);
1276 TRACE_DEFINE_ENUM(NFSERR_OPNOTSUPP);
1277 TRACE_DEFINE_ENUM(NFSERR_NAMETOOLONG);
1278 TRACE_DEFINE_ENUM(NFSERR_NOTEMPTY);
1279 TRACE_DEFINE_ENUM(NFSERR_DQUOT);
1280 TRACE_DEFINE_ENUM(NFSERR_STALE);
1281 TRACE_DEFINE_ENUM(NFSERR_REMOTE);
1282 TRACE_DEFINE_ENUM(NFSERR_WFLUSH);
1283 TRACE_DEFINE_ENUM(NFSERR_BADHANDLE);
1284 TRACE_DEFINE_ENUM(NFSERR_NOT_SYNC);
1285 TRACE_DEFINE_ENUM(NFSERR_BAD_COOKIE);
1286 TRACE_DEFINE_ENUM(NFSERR_NOTSUPP);
1287 TRACE_DEFINE_ENUM(NFSERR_TOOSMALL);
1288 TRACE_DEFINE_ENUM(NFSERR_SERVERFAULT);
1289 TRACE_DEFINE_ENUM(NFSERR_BADTYPE);
1290 TRACE_DEFINE_ENUM(NFSERR_JUKEBOX);
1291 
1292 #define nfs_show_status(x) \
1293 	__print_symbolic(x, \
1294 			{ NFS_OK, "OK" }, \
1295 			{ NFSERR_PERM, "PERM" }, \
1296 			{ NFSERR_NOENT, "NOENT" }, \
1297 			{ NFSERR_IO, "IO" }, \
1298 			{ NFSERR_NXIO, "NXIO" }, \
1299 			{ ECHILD, "CHILD" }, \
1300 			{ NFSERR_EAGAIN, "AGAIN" }, \
1301 			{ NFSERR_ACCES, "ACCES" }, \
1302 			{ NFSERR_EXIST, "EXIST" }, \
1303 			{ NFSERR_XDEV, "XDEV" }, \
1304 			{ NFSERR_NODEV, "NODEV" }, \
1305 			{ NFSERR_NOTDIR, "NOTDIR" }, \
1306 			{ NFSERR_ISDIR, "ISDIR" }, \
1307 			{ NFSERR_INVAL, "INVAL" }, \
1308 			{ NFSERR_FBIG, "FBIG" }, \
1309 			{ NFSERR_NOSPC, "NOSPC" }, \
1310 			{ NFSERR_ROFS, "ROFS" }, \
1311 			{ NFSERR_MLINK, "MLINK" }, \
1312 			{ NFSERR_OPNOTSUPP, "OPNOTSUPP" }, \
1313 			{ NFSERR_NAMETOOLONG, "NAMETOOLONG" }, \
1314 			{ NFSERR_NOTEMPTY, "NOTEMPTY" }, \
1315 			{ NFSERR_DQUOT, "DQUOT" }, \
1316 			{ NFSERR_STALE, "STALE" }, \
1317 			{ NFSERR_REMOTE, "REMOTE" }, \
1318 			{ NFSERR_WFLUSH, "WFLUSH" }, \
1319 			{ NFSERR_BADHANDLE, "BADHANDLE" }, \
1320 			{ NFSERR_NOT_SYNC, "NOTSYNC" }, \
1321 			{ NFSERR_BAD_COOKIE, "BADCOOKIE" }, \
1322 			{ NFSERR_NOTSUPP, "NOTSUPP" }, \
1323 			{ NFSERR_TOOSMALL, "TOOSMALL" }, \
1324 			{ NFSERR_SERVERFAULT, "REMOTEIO" }, \
1325 			{ NFSERR_BADTYPE, "BADTYPE" }, \
1326 			{ NFSERR_JUKEBOX, "JUKEBOX" })
1327 
1328 DECLARE_EVENT_CLASS(nfs_xdr_event,
1329 		TP_PROTO(
1330 			const struct xdr_stream *xdr,
1331 			int error
1332 		),
1333 
1334 		TP_ARGS(xdr, error),
1335 
1336 		TP_STRUCT__entry(
1337 			__field(unsigned int, task_id)
1338 			__field(unsigned int, client_id)
1339 			__field(u32, xid)
1340 			__field(int, version)
1341 			__field(unsigned long, error)
1342 			__string(program,
1343 				 xdr->rqst->rq_task->tk_client->cl_program->name)
1344 			__string(procedure,
1345 				 xdr->rqst->rq_task->tk_msg.rpc_proc->p_name)
1346 		),
1347 
1348 		TP_fast_assign(
1349 			const struct rpc_rqst *rqstp = xdr->rqst;
1350 			const struct rpc_task *task = rqstp->rq_task;
1351 
1352 			__entry->task_id = task->tk_pid;
1353 			__entry->client_id = task->tk_client->cl_clid;
1354 			__entry->xid = be32_to_cpu(rqstp->rq_xid);
1355 			__entry->version = task->tk_client->cl_vers;
1356 			__entry->error = error;
1357 			__assign_str(program,
1358 				     task->tk_client->cl_program->name);
1359 			__assign_str(procedure, task->tk_msg.rpc_proc->p_name);
1360 		),
1361 
1362 		TP_printk(
1363 			"task:%u@%d xid=0x%08x %sv%d %s error=%ld (%s)",
1364 			__entry->task_id, __entry->client_id, __entry->xid,
1365 			__get_str(program), __entry->version,
1366 			__get_str(procedure), -__entry->error,
1367 			nfs_show_status(__entry->error)
1368 		)
1369 );
1370 #define DEFINE_NFS_XDR_EVENT(name) \
1371 	DEFINE_EVENT(nfs_xdr_event, name, \
1372 			TP_PROTO( \
1373 				const struct xdr_stream *xdr, \
1374 				int error \
1375 			), \
1376 			TP_ARGS(xdr, error))
1377 DEFINE_NFS_XDR_EVENT(nfs_xdr_status);
1378 DEFINE_NFS_XDR_EVENT(nfs_xdr_bad_filehandle);
1379 
1380 #endif /* _TRACE_NFS_H */
1381 
1382 #undef TRACE_INCLUDE_PATH
1383 #define TRACE_INCLUDE_PATH .
1384 #define TRACE_INCLUDE_FILE nfstrace
1385 /* This part must be outside protection */
1386 #include <trace/define_trace.h>
1387