xref: /linux/fs/nfs/nfstrace.h (revision ba199dc909a20fe62270ae4e93f263987bb9d119)
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 #include <trace/misc/fs.h>
15 #include <trace/misc/nfs.h>
16 #include <trace/misc/sunrpc.h>
17 
18 #define nfs_show_cache_validity(v) \
19 	__print_flags(v, "|", \
20 			{ NFS_INO_INVALID_DATA, "INVALID_DATA" }, \
21 			{ NFS_INO_INVALID_ATIME, "INVALID_ATIME" }, \
22 			{ NFS_INO_INVALID_ACCESS, "INVALID_ACCESS" }, \
23 			{ NFS_INO_INVALID_ACL, "INVALID_ACL" }, \
24 			{ NFS_INO_REVAL_FORCED, "REVAL_FORCED" }, \
25 			{ NFS_INO_INVALID_LABEL, "INVALID_LABEL" }, \
26 			{ NFS_INO_INVALID_CHANGE, "INVALID_CHANGE" }, \
27 			{ NFS_INO_INVALID_CTIME, "INVALID_CTIME" }, \
28 			{ NFS_INO_INVALID_MTIME, "INVALID_MTIME" }, \
29 			{ NFS_INO_INVALID_SIZE, "INVALID_SIZE" }, \
30 			{ NFS_INO_INVALID_OTHER, "INVALID_OTHER" }, \
31 			{ NFS_INO_DATA_INVAL_DEFER, "DATA_INVAL_DEFER" }, \
32 			{ NFS_INO_INVALID_BLOCKS, "INVALID_BLOCKS" }, \
33 			{ NFS_INO_INVALID_XATTR, "INVALID_XATTR" }, \
34 			{ NFS_INO_INVALID_NLINK, "INVALID_NLINK" }, \
35 			{ NFS_INO_INVALID_MODE, "INVALID_MODE" })
36 
37 #define nfs_show_nfsi_flags(v) \
38 	__print_flags(v, "|", \
39 			{ BIT(NFS_INO_STALE), "STALE" }, \
40 			{ BIT(NFS_INO_ACL_LRU_SET), "ACL_LRU_SET" }, \
41 			{ BIT(NFS_INO_INVALIDATING), "INVALIDATING" }, \
42 			{ BIT(NFS_INO_LAYOUTCOMMIT), "NEED_LAYOUTCOMMIT" }, \
43 			{ BIT(NFS_INO_LAYOUTCOMMITTING), "LAYOUTCOMMIT" }, \
44 			{ BIT(NFS_INO_LAYOUTSTATS), "LAYOUTSTATS" }, \
45 			{ BIT(NFS_INO_ODIRECT), "ODIRECT" })
46 
47 DECLARE_EVENT_CLASS(nfs_inode_event,
48 		TP_PROTO(
49 			const struct inode *inode
50 		),
51 
52 		TP_ARGS(inode),
53 
54 		TP_STRUCT__entry(
55 			__field(dev_t, dev)
56 			__field(u32, fhandle)
57 			__field(u64, fileid)
58 			__field(u64, version)
59 		),
60 
61 		TP_fast_assign(
62 			const struct nfs_inode *nfsi = NFS_I(inode);
63 			__entry->dev = inode->i_sb->s_dev;
64 			__entry->fileid = nfsi->fileid;
65 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
66 			__entry->version = inode_peek_iversion_raw(inode);
67 		),
68 
69 		TP_printk(
70 			"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu ",
71 			MAJOR(__entry->dev), MINOR(__entry->dev),
72 			(unsigned long long)__entry->fileid,
73 			__entry->fhandle,
74 			(unsigned long long)__entry->version
75 		)
76 );
77 
78 DECLARE_EVENT_CLASS(nfs_inode_event_done,
79 		TP_PROTO(
80 			const struct inode *inode,
81 			int error
82 		),
83 
84 		TP_ARGS(inode, error),
85 
86 		TP_STRUCT__entry(
87 			__field(unsigned long, error)
88 			__field(dev_t, dev)
89 			__field(u32, fhandle)
90 			__field(unsigned char, type)
91 			__field(u64, fileid)
92 			__field(u64, version)
93 			__field(loff_t, size)
94 			__field(unsigned long, nfsi_flags)
95 			__field(unsigned long, cache_validity)
96 		),
97 
98 		TP_fast_assign(
99 			const struct nfs_inode *nfsi = NFS_I(inode);
100 			__entry->error = error < 0 ? -error : 0;
101 			__entry->dev = inode->i_sb->s_dev;
102 			__entry->fileid = nfsi->fileid;
103 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
104 			__entry->type = nfs_umode_to_dtype(inode->i_mode);
105 			__entry->version = inode_peek_iversion_raw(inode);
106 			__entry->size = i_size_read(inode);
107 			__entry->nfsi_flags = nfsi->flags;
108 			__entry->cache_validity = nfsi->cache_validity;
109 		),
110 
111 		TP_printk(
112 			"error=%ld (%s) fileid=%02x:%02x:%llu fhandle=0x%08x "
113 			"type=%u (%s) version=%llu size=%lld "
114 			"cache_validity=0x%lx (%s) nfs_flags=0x%lx (%s)",
115 			-__entry->error, show_nfs_status(__entry->error),
116 			MAJOR(__entry->dev), MINOR(__entry->dev),
117 			(unsigned long long)__entry->fileid,
118 			__entry->fhandle,
119 			__entry->type,
120 			show_fs_dirent_type(__entry->type),
121 			(unsigned long long)__entry->version,
122 			(long long)__entry->size,
123 			__entry->cache_validity,
124 			nfs_show_cache_validity(__entry->cache_validity),
125 			__entry->nfsi_flags,
126 			nfs_show_nfsi_flags(__entry->nfsi_flags)
127 		)
128 );
129 
130 #define DEFINE_NFS_INODE_EVENT(name) \
131 	DEFINE_EVENT(nfs_inode_event, name, \
132 			TP_PROTO( \
133 				const struct inode *inode \
134 			), \
135 			TP_ARGS(inode))
136 #define DEFINE_NFS_INODE_EVENT_DONE(name) \
137 	DEFINE_EVENT(nfs_inode_event_done, name, \
138 			TP_PROTO( \
139 				const struct inode *inode, \
140 				int error \
141 			), \
142 			TP_ARGS(inode, error))
143 DEFINE_NFS_INODE_EVENT(nfs_set_inode_stale);
144 DEFINE_NFS_INODE_EVENT(nfs_refresh_inode_enter);
145 DEFINE_NFS_INODE_EVENT_DONE(nfs_refresh_inode_exit);
146 DEFINE_NFS_INODE_EVENT(nfs_revalidate_inode_enter);
147 DEFINE_NFS_INODE_EVENT_DONE(nfs_revalidate_inode_exit);
148 DEFINE_NFS_INODE_EVENT(nfs_invalidate_mapping_enter);
149 DEFINE_NFS_INODE_EVENT_DONE(nfs_invalidate_mapping_exit);
150 DEFINE_NFS_INODE_EVENT(nfs_getattr_enter);
151 DEFINE_NFS_INODE_EVENT_DONE(nfs_getattr_exit);
152 DEFINE_NFS_INODE_EVENT(nfs_setattr_enter);
153 DEFINE_NFS_INODE_EVENT_DONE(nfs_setattr_exit);
154 DEFINE_NFS_INODE_EVENT(nfs_writeback_inode_enter);
155 DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_inode_exit);
156 DEFINE_NFS_INODE_EVENT(nfs_fsync_enter);
157 DEFINE_NFS_INODE_EVENT_DONE(nfs_fsync_exit);
158 DEFINE_NFS_INODE_EVENT(nfs_access_enter);
159 DEFINE_NFS_INODE_EVENT_DONE(nfs_set_cache_invalid);
160 DEFINE_NFS_INODE_EVENT(nfs_readdir_force_readdirplus);
161 DEFINE_NFS_INODE_EVENT_DONE(nfs_readdir_cache_fill_done);
162 DEFINE_NFS_INODE_EVENT_DONE(nfs_readdir_uncached_done);
163 
164 TRACE_EVENT(nfs_access_exit,
165 		TP_PROTO(
166 			const struct inode *inode,
167 			unsigned int mask,
168 			unsigned int permitted,
169 			int error
170 		),
171 
172 		TP_ARGS(inode, mask, permitted, error),
173 
174 		TP_STRUCT__entry(
175 			__field(unsigned long, error)
176 			__field(dev_t, dev)
177 			__field(u32, fhandle)
178 			__field(unsigned char, type)
179 			__field(u64, fileid)
180 			__field(u64, version)
181 			__field(loff_t, size)
182 			__field(unsigned long, nfsi_flags)
183 			__field(unsigned long, cache_validity)
184 			__field(unsigned int, mask)
185 			__field(unsigned int, permitted)
186 		),
187 
188 		TP_fast_assign(
189 			const struct nfs_inode *nfsi = NFS_I(inode);
190 			__entry->error = error < 0 ? -error : 0;
191 			__entry->dev = inode->i_sb->s_dev;
192 			__entry->fileid = nfsi->fileid;
193 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
194 			__entry->type = nfs_umode_to_dtype(inode->i_mode);
195 			__entry->version = inode_peek_iversion_raw(inode);
196 			__entry->size = i_size_read(inode);
197 			__entry->nfsi_flags = nfsi->flags;
198 			__entry->cache_validity = nfsi->cache_validity;
199 			__entry->mask = mask;
200 			__entry->permitted = permitted;
201 		),
202 
203 		TP_printk(
204 			"error=%ld (%s) fileid=%02x:%02x:%llu fhandle=0x%08x "
205 			"type=%u (%s) version=%llu size=%lld "
206 			"cache_validity=0x%lx (%s) nfs_flags=0x%lx (%s) "
207 			"mask=0x%x permitted=0x%x",
208 			-__entry->error, show_nfs_status(__entry->error),
209 			MAJOR(__entry->dev), MINOR(__entry->dev),
210 			(unsigned long long)__entry->fileid,
211 			__entry->fhandle,
212 			__entry->type,
213 			show_fs_dirent_type(__entry->type),
214 			(unsigned long long)__entry->version,
215 			(long long)__entry->size,
216 			__entry->cache_validity,
217 			nfs_show_cache_validity(__entry->cache_validity),
218 			__entry->nfsi_flags,
219 			nfs_show_nfsi_flags(__entry->nfsi_flags),
220 			__entry->mask, __entry->permitted
221 		)
222 );
223 
224 DECLARE_EVENT_CLASS(nfs_update_size_class,
225 		TP_PROTO(
226 			const struct inode *inode,
227 			loff_t new_size
228 		),
229 
230 		TP_ARGS(inode, new_size),
231 
232 		TP_STRUCT__entry(
233 			__field(dev_t, dev)
234 			__field(u32, fhandle)
235 			__field(u64, fileid)
236 			__field(u64, version)
237 			__field(loff_t, cur_size)
238 			__field(loff_t, new_size)
239 		),
240 
241 		TP_fast_assign(
242 			const struct nfs_inode *nfsi = NFS_I(inode);
243 
244 			__entry->dev = inode->i_sb->s_dev;
245 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
246 			__entry->fileid = nfsi->fileid;
247 			__entry->version = inode_peek_iversion_raw(inode);
248 			__entry->cur_size = i_size_read(inode);
249 			__entry->new_size = new_size;
250 		),
251 
252 		TP_printk(
253 			"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu cursize=%lld newsize=%lld",
254 			MAJOR(__entry->dev), MINOR(__entry->dev),
255 			(unsigned long long)__entry->fileid,
256 			__entry->fhandle, __entry->version,
257 			__entry->cur_size, __entry->new_size
258 		)
259 );
260 
261 #define DEFINE_NFS_UPDATE_SIZE_EVENT(name) \
262 	DEFINE_EVENT(nfs_update_size_class, nfs_size_##name, \
263 			TP_PROTO( \
264 				const struct inode *inode, \
265 				loff_t new_size \
266 			), \
267 			TP_ARGS(inode, new_size))
268 
269 DEFINE_NFS_UPDATE_SIZE_EVENT(truncate);
270 DEFINE_NFS_UPDATE_SIZE_EVENT(wcc);
271 DEFINE_NFS_UPDATE_SIZE_EVENT(update);
272 DEFINE_NFS_UPDATE_SIZE_EVENT(grow);
273 
274 DECLARE_EVENT_CLASS(nfs_inode_range_event,
275 		TP_PROTO(
276 			const struct inode *inode,
277 			loff_t range_start,
278 			loff_t range_end
279 		),
280 
281 		TP_ARGS(inode, range_start, range_end),
282 
283 		TP_STRUCT__entry(
284 			__field(dev_t, dev)
285 			__field(u32, fhandle)
286 			__field(u64, fileid)
287 			__field(u64, version)
288 			__field(loff_t, range_start)
289 			__field(loff_t, range_end)
290 		),
291 
292 		TP_fast_assign(
293 			const struct nfs_inode *nfsi = NFS_I(inode);
294 
295 			__entry->dev = inode->i_sb->s_dev;
296 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
297 			__entry->fileid = nfsi->fileid;
298 			__entry->version = inode_peek_iversion_raw(inode);
299 			__entry->range_start = range_start;
300 			__entry->range_end = range_end;
301 		),
302 
303 		TP_printk(
304 			"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu "
305 			"range=[%lld, %lld]",
306 			MAJOR(__entry->dev), MINOR(__entry->dev),
307 			(unsigned long long)__entry->fileid,
308 			__entry->fhandle, __entry->version,
309 			__entry->range_start, __entry->range_end
310 		)
311 );
312 
313 #define DEFINE_NFS_INODE_RANGE_EVENT(name) \
314 	DEFINE_EVENT(nfs_inode_range_event, name, \
315 			TP_PROTO( \
316 				const struct inode *inode, \
317 				loff_t range_start, \
318 				loff_t range_end \
319 			), \
320 			TP_ARGS(inode, range_start, range_end))
321 
322 DEFINE_NFS_INODE_RANGE_EVENT(nfs_readdir_invalidate_cache_range);
323 
324 DECLARE_EVENT_CLASS(nfs_readdir_event,
325 		TP_PROTO(
326 			const struct file *file,
327 			const __be32 *verifier,
328 			u64 cookie,
329 			pgoff_t page_index,
330 			unsigned int dtsize
331 		),
332 
333 		TP_ARGS(file, verifier, cookie, page_index, dtsize),
334 
335 		TP_STRUCT__entry(
336 			__field(dev_t, dev)
337 			__field(u32, fhandle)
338 			__field(u64, fileid)
339 			__field(u64, version)
340 			__array(char, verifier, NFS4_VERIFIER_SIZE)
341 			__field(u64, cookie)
342 			__field(pgoff_t, index)
343 			__field(unsigned int, dtsize)
344 		),
345 
346 		TP_fast_assign(
347 			const struct inode *dir = file_inode(file);
348 			const struct nfs_inode *nfsi = NFS_I(dir);
349 
350 			__entry->dev = dir->i_sb->s_dev;
351 			__entry->fileid = nfsi->fileid;
352 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
353 			__entry->version = inode_peek_iversion_raw(dir);
354 			if (cookie != 0)
355 				memcpy(__entry->verifier, verifier,
356 				       NFS4_VERIFIER_SIZE);
357 			else
358 				memset(__entry->verifier, 0,
359 				       NFS4_VERIFIER_SIZE);
360 			__entry->cookie = cookie;
361 			__entry->index = page_index;
362 			__entry->dtsize = dtsize;
363 		),
364 
365 		TP_printk(
366 			"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu "
367 			"cookie=%s:0x%llx cache_index=%lu dtsize=%u",
368 			MAJOR(__entry->dev), MINOR(__entry->dev),
369 			(unsigned long long)__entry->fileid, __entry->fhandle,
370 			__entry->version, show_nfs4_verifier(__entry->verifier),
371 			(unsigned long long)__entry->cookie, __entry->index,
372 			__entry->dtsize
373 		)
374 );
375 
376 #define DEFINE_NFS_READDIR_EVENT(name) \
377 	DEFINE_EVENT(nfs_readdir_event, name, \
378 			TP_PROTO( \
379 				const struct file *file, \
380 				const __be32 *verifier, \
381 				u64 cookie, \
382 				pgoff_t page_index, \
383 				unsigned int dtsize \
384 				), \
385 			TP_ARGS(file, verifier, cookie, page_index, dtsize))
386 
387 DEFINE_NFS_READDIR_EVENT(nfs_readdir_cache_fill);
388 DEFINE_NFS_READDIR_EVENT(nfs_readdir_uncached);
389 
390 DECLARE_EVENT_CLASS(nfs_lookup_event,
391 		TP_PROTO(
392 			const struct inode *dir,
393 			const struct dentry *dentry,
394 			unsigned int flags
395 		),
396 
397 		TP_ARGS(dir, dentry, flags),
398 
399 		TP_STRUCT__entry(
400 			__field(unsigned long, flags)
401 			__field(dev_t, dev)
402 			__field(u64, dir)
403 			__field(u64, fileid)
404 			__string(name, dentry->d_name.name)
405 		),
406 
407 		TP_fast_assign(
408 			__entry->dev = dir->i_sb->s_dev;
409 			__entry->dir = NFS_FILEID(dir);
410 			__entry->flags = flags;
411 			__entry->fileid = d_is_negative(dentry) ? 0 : NFS_FILEID(d_inode(dentry));
412 			__assign_str(name);
413 		),
414 
415 		TP_printk(
416 			"flags=0x%lx (%s) name=%02x:%02x:%llu/%s fileid=%llu",
417 			__entry->flags,
418 			show_fs_lookup_flags(__entry->flags),
419 			MAJOR(__entry->dev), MINOR(__entry->dev),
420 			(unsigned long long)__entry->dir,
421 			__get_str(name),
422 			__entry->fileid
423 		)
424 );
425 
426 #define DEFINE_NFS_LOOKUP_EVENT(name) \
427 	DEFINE_EVENT(nfs_lookup_event, name, \
428 			TP_PROTO( \
429 				const struct inode *dir, \
430 				const struct dentry *dentry, \
431 				unsigned int flags \
432 			), \
433 			TP_ARGS(dir, dentry, flags))
434 
435 DECLARE_EVENT_CLASS(nfs_lookup_event_done,
436 		TP_PROTO(
437 			const struct inode *dir,
438 			const struct dentry *dentry,
439 			unsigned int flags,
440 			int error
441 		),
442 
443 		TP_ARGS(dir, dentry, flags, error),
444 
445 		TP_STRUCT__entry(
446 			__field(unsigned long, error)
447 			__field(unsigned long, flags)
448 			__field(dev_t, dev)
449 			__field(u64, dir)
450 			__field(u64, fileid)
451 			__string(name, dentry->d_name.name)
452 		),
453 
454 		TP_fast_assign(
455 			__entry->dev = dir->i_sb->s_dev;
456 			__entry->dir = NFS_FILEID(dir);
457 			__entry->error = error < 0 ? -error : 0;
458 			__entry->flags = flags;
459 			__entry->fileid = d_is_negative(dentry) ? 0 : NFS_FILEID(d_inode(dentry));
460 			__assign_str(name);
461 		),
462 
463 		TP_printk(
464 			"error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s fileid=%llu",
465 			-__entry->error, show_nfs_status(__entry->error),
466 			__entry->flags,
467 			show_fs_lookup_flags(__entry->flags),
468 			MAJOR(__entry->dev), MINOR(__entry->dev),
469 			(unsigned long long)__entry->dir,
470 			__get_str(name),
471 			__entry->fileid
472 		)
473 );
474 
475 #define DEFINE_NFS_LOOKUP_EVENT_DONE(name) \
476 	DEFINE_EVENT(nfs_lookup_event_done, name, \
477 			TP_PROTO( \
478 				const struct inode *dir, \
479 				const struct dentry *dentry, \
480 				unsigned int flags, \
481 				int error \
482 			), \
483 			TP_ARGS(dir, dentry, flags, error))
484 
485 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_enter);
486 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_exit);
487 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_revalidate_enter);
488 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_revalidate_exit);
489 DEFINE_NFS_LOOKUP_EVENT(nfs_readdir_lookup);
490 DEFINE_NFS_LOOKUP_EVENT(nfs_readdir_lookup_revalidate_failed);
491 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_readdir_lookup_revalidate);
492 
493 TRACE_EVENT(nfs_atomic_open_enter,
494 		TP_PROTO(
495 			const struct inode *dir,
496 			const struct nfs_open_context *ctx,
497 			unsigned int flags
498 		),
499 
500 		TP_ARGS(dir, ctx, flags),
501 
502 		TP_STRUCT__entry(
503 			__field(unsigned long, flags)
504 			__field(unsigned long, fmode)
505 			__field(dev_t, dev)
506 			__field(u64, dir)
507 			__string(name, ctx->dentry->d_name.name)
508 		),
509 
510 		TP_fast_assign(
511 			__entry->dev = dir->i_sb->s_dev;
512 			__entry->dir = NFS_FILEID(dir);
513 			__entry->flags = flags;
514 			__entry->fmode = (__force unsigned long)ctx->mode;
515 			__assign_str(name);
516 		),
517 
518 		TP_printk(
519 			"flags=0x%lx (%s) fmode=%s name=%02x:%02x:%llu/%s",
520 			__entry->flags,
521 			show_fs_fcntl_open_flags(__entry->flags),
522 			show_fs_fmode_flags(__entry->fmode),
523 			MAJOR(__entry->dev), MINOR(__entry->dev),
524 			(unsigned long long)__entry->dir,
525 			__get_str(name)
526 		)
527 );
528 
529 TRACE_EVENT(nfs_atomic_open_exit,
530 		TP_PROTO(
531 			const struct inode *dir,
532 			const struct nfs_open_context *ctx,
533 			unsigned int flags,
534 			int error
535 		),
536 
537 		TP_ARGS(dir, ctx, flags, error),
538 
539 		TP_STRUCT__entry(
540 			__field(unsigned long, error)
541 			__field(unsigned long, flags)
542 			__field(unsigned long, fmode)
543 			__field(dev_t, dev)
544 			__field(u64, dir)
545 			__string(name, ctx->dentry->d_name.name)
546 		),
547 
548 		TP_fast_assign(
549 			__entry->error = -error;
550 			__entry->dev = dir->i_sb->s_dev;
551 			__entry->dir = NFS_FILEID(dir);
552 			__entry->flags = flags;
553 			__entry->fmode = (__force unsigned long)ctx->mode;
554 			__assign_str(name);
555 		),
556 
557 		TP_printk(
558 			"error=%ld (%s) flags=0x%lx (%s) fmode=%s "
559 			"name=%02x:%02x:%llu/%s",
560 			-__entry->error, show_nfs_status(__entry->error),
561 			__entry->flags,
562 			show_fs_fcntl_open_flags(__entry->flags),
563 			show_fs_fmode_flags(__entry->fmode),
564 			MAJOR(__entry->dev), MINOR(__entry->dev),
565 			(unsigned long long)__entry->dir,
566 			__get_str(name)
567 		)
568 );
569 
570 TRACE_EVENT(nfs_create_enter,
571 		TP_PROTO(
572 			const struct inode *dir,
573 			const struct dentry *dentry,
574 			unsigned int flags
575 		),
576 
577 		TP_ARGS(dir, dentry, flags),
578 
579 		TP_STRUCT__entry(
580 			__field(unsigned long, flags)
581 			__field(dev_t, dev)
582 			__field(u64, dir)
583 			__string(name, dentry->d_name.name)
584 		),
585 
586 		TP_fast_assign(
587 			__entry->dev = dir->i_sb->s_dev;
588 			__entry->dir = NFS_FILEID(dir);
589 			__entry->flags = flags;
590 			__assign_str(name);
591 		),
592 
593 		TP_printk(
594 			"flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
595 			__entry->flags,
596 			show_fs_fcntl_open_flags(__entry->flags),
597 			MAJOR(__entry->dev), MINOR(__entry->dev),
598 			(unsigned long long)__entry->dir,
599 			__get_str(name)
600 		)
601 );
602 
603 TRACE_EVENT(nfs_create_exit,
604 		TP_PROTO(
605 			const struct inode *dir,
606 			const struct dentry *dentry,
607 			unsigned int flags,
608 			int error
609 		),
610 
611 		TP_ARGS(dir, dentry, flags, error),
612 
613 		TP_STRUCT__entry(
614 			__field(unsigned long, error)
615 			__field(unsigned long, flags)
616 			__field(dev_t, dev)
617 			__field(u64, dir)
618 			__string(name, dentry->d_name.name)
619 		),
620 
621 		TP_fast_assign(
622 			__entry->error = -error;
623 			__entry->dev = dir->i_sb->s_dev;
624 			__entry->dir = NFS_FILEID(dir);
625 			__entry->flags = flags;
626 			__assign_str(name);
627 		),
628 
629 		TP_printk(
630 			"error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
631 			-__entry->error, show_nfs_status(__entry->error),
632 			__entry->flags,
633 			show_fs_fcntl_open_flags(__entry->flags),
634 			MAJOR(__entry->dev), MINOR(__entry->dev),
635 			(unsigned long long)__entry->dir,
636 			__get_str(name)
637 		)
638 );
639 
640 DECLARE_EVENT_CLASS(nfs_directory_event,
641 		TP_PROTO(
642 			const struct inode *dir,
643 			const struct dentry *dentry
644 		),
645 
646 		TP_ARGS(dir, dentry),
647 
648 		TP_STRUCT__entry(
649 			__field(dev_t, dev)
650 			__field(u64, dir)
651 			__string(name, dentry->d_name.name)
652 		),
653 
654 		TP_fast_assign(
655 			__entry->dev = dir->i_sb->s_dev;
656 			__entry->dir = NFS_FILEID(dir);
657 			__assign_str(name);
658 		),
659 
660 		TP_printk(
661 			"name=%02x:%02x:%llu/%s",
662 			MAJOR(__entry->dev), MINOR(__entry->dev),
663 			(unsigned long long)__entry->dir,
664 			__get_str(name)
665 		)
666 );
667 
668 #define DEFINE_NFS_DIRECTORY_EVENT(name) \
669 	DEFINE_EVENT(nfs_directory_event, name, \
670 			TP_PROTO( \
671 				const struct inode *dir, \
672 				const struct dentry *dentry \
673 			), \
674 			TP_ARGS(dir, dentry))
675 
676 DECLARE_EVENT_CLASS(nfs_directory_event_done,
677 		TP_PROTO(
678 			const struct inode *dir,
679 			const struct dentry *dentry,
680 			int error
681 		),
682 
683 		TP_ARGS(dir, dentry, error),
684 
685 		TP_STRUCT__entry(
686 			__field(unsigned long, error)
687 			__field(dev_t, dev)
688 			__field(u64, dir)
689 			__string(name, dentry->d_name.name)
690 		),
691 
692 		TP_fast_assign(
693 			__entry->dev = dir->i_sb->s_dev;
694 			__entry->dir = NFS_FILEID(dir);
695 			__entry->error = error < 0 ? -error : 0;
696 			__assign_str(name);
697 		),
698 
699 		TP_printk(
700 			"error=%ld (%s) name=%02x:%02x:%llu/%s",
701 			-__entry->error, show_nfs_status(__entry->error),
702 			MAJOR(__entry->dev), MINOR(__entry->dev),
703 			(unsigned long long)__entry->dir,
704 			__get_str(name)
705 		)
706 );
707 
708 #define DEFINE_NFS_DIRECTORY_EVENT_DONE(name) \
709 	DEFINE_EVENT(nfs_directory_event_done, name, \
710 			TP_PROTO( \
711 				const struct inode *dir, \
712 				const struct dentry *dentry, \
713 				int error \
714 			), \
715 			TP_ARGS(dir, dentry, error))
716 
717 DEFINE_NFS_DIRECTORY_EVENT(nfs_mknod_enter);
718 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mknod_exit);
719 DEFINE_NFS_DIRECTORY_EVENT(nfs_mkdir_enter);
720 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mkdir_exit);
721 DEFINE_NFS_DIRECTORY_EVENT(nfs_rmdir_enter);
722 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_rmdir_exit);
723 DEFINE_NFS_DIRECTORY_EVENT(nfs_remove_enter);
724 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_remove_exit);
725 DEFINE_NFS_DIRECTORY_EVENT(nfs_unlink_enter);
726 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_unlink_exit);
727 DEFINE_NFS_DIRECTORY_EVENT(nfs_symlink_enter);
728 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_symlink_exit);
729 
730 TRACE_EVENT(nfs_link_enter,
731 		TP_PROTO(
732 			const struct inode *inode,
733 			const struct inode *dir,
734 			const struct dentry *dentry
735 		),
736 
737 		TP_ARGS(inode, dir, dentry),
738 
739 		TP_STRUCT__entry(
740 			__field(dev_t, dev)
741 			__field(u64, fileid)
742 			__field(u64, dir)
743 			__string(name, dentry->d_name.name)
744 		),
745 
746 		TP_fast_assign(
747 			__entry->dev = inode->i_sb->s_dev;
748 			__entry->fileid = NFS_FILEID(inode);
749 			__entry->dir = NFS_FILEID(dir);
750 			__assign_str(name);
751 		),
752 
753 		TP_printk(
754 			"fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
755 			MAJOR(__entry->dev), MINOR(__entry->dev),
756 			__entry->fileid,
757 			MAJOR(__entry->dev), MINOR(__entry->dev),
758 			(unsigned long long)__entry->dir,
759 			__get_str(name)
760 		)
761 );
762 
763 TRACE_EVENT(nfs_link_exit,
764 		TP_PROTO(
765 			const struct inode *inode,
766 			const struct inode *dir,
767 			const struct dentry *dentry,
768 			int error
769 		),
770 
771 		TP_ARGS(inode, dir, dentry, error),
772 
773 		TP_STRUCT__entry(
774 			__field(unsigned long, error)
775 			__field(dev_t, dev)
776 			__field(u64, fileid)
777 			__field(u64, dir)
778 			__string(name, dentry->d_name.name)
779 		),
780 
781 		TP_fast_assign(
782 			__entry->dev = inode->i_sb->s_dev;
783 			__entry->fileid = NFS_FILEID(inode);
784 			__entry->dir = NFS_FILEID(dir);
785 			__entry->error = error < 0 ? -error : 0;
786 			__assign_str(name);
787 		),
788 
789 		TP_printk(
790 			"error=%ld (%s) fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
791 			-__entry->error, show_nfs_status(__entry->error),
792 			MAJOR(__entry->dev), MINOR(__entry->dev),
793 			__entry->fileid,
794 			MAJOR(__entry->dev), MINOR(__entry->dev),
795 			(unsigned long long)__entry->dir,
796 			__get_str(name)
797 		)
798 );
799 
800 DECLARE_EVENT_CLASS(nfs_rename_event,
801 		TP_PROTO(
802 			const struct inode *old_dir,
803 			const struct dentry *old_dentry,
804 			const struct inode *new_dir,
805 			const struct dentry *new_dentry
806 		),
807 
808 		TP_ARGS(old_dir, old_dentry, new_dir, new_dentry),
809 
810 		TP_STRUCT__entry(
811 			__field(dev_t, dev)
812 			__field(u64, old_dir)
813 			__field(u64, new_dir)
814 			__string(old_name, old_dentry->d_name.name)
815 			__string(new_name, new_dentry->d_name.name)
816 		),
817 
818 		TP_fast_assign(
819 			__entry->dev = old_dir->i_sb->s_dev;
820 			__entry->old_dir = NFS_FILEID(old_dir);
821 			__entry->new_dir = NFS_FILEID(new_dir);
822 			__assign_str(old_name);
823 			__assign_str(new_name);
824 		),
825 
826 		TP_printk(
827 			"old_name=%02x:%02x:%llu/%s new_name=%02x:%02x:%llu/%s",
828 			MAJOR(__entry->dev), MINOR(__entry->dev),
829 			(unsigned long long)__entry->old_dir,
830 			__get_str(old_name),
831 			MAJOR(__entry->dev), MINOR(__entry->dev),
832 			(unsigned long long)__entry->new_dir,
833 			__get_str(new_name)
834 		)
835 );
836 #define DEFINE_NFS_RENAME_EVENT(name) \
837 	DEFINE_EVENT(nfs_rename_event, name, \
838 			TP_PROTO( \
839 				const struct inode *old_dir, \
840 				const struct dentry *old_dentry, \
841 				const struct inode *new_dir, \
842 				const struct dentry *new_dentry \
843 			), \
844 			TP_ARGS(old_dir, old_dentry, new_dir, new_dentry))
845 
846 DECLARE_EVENT_CLASS(nfs_rename_event_done,
847 		TP_PROTO(
848 			const struct inode *old_dir,
849 			const struct dentry *old_dentry,
850 			const struct inode *new_dir,
851 			const struct dentry *new_dentry,
852 			int error
853 		),
854 
855 		TP_ARGS(old_dir, old_dentry, new_dir, new_dentry, error),
856 
857 		TP_STRUCT__entry(
858 			__field(dev_t, dev)
859 			__field(unsigned long, error)
860 			__field(u64, old_dir)
861 			__string(old_name, old_dentry->d_name.name)
862 			__field(u64, new_dir)
863 			__string(new_name, new_dentry->d_name.name)
864 		),
865 
866 		TP_fast_assign(
867 			__entry->dev = old_dir->i_sb->s_dev;
868 			__entry->error = -error;
869 			__entry->old_dir = NFS_FILEID(old_dir);
870 			__entry->new_dir = NFS_FILEID(new_dir);
871 			__assign_str(old_name);
872 			__assign_str(new_name);
873 		),
874 
875 		TP_printk(
876 			"error=%ld (%s) old_name=%02x:%02x:%llu/%s "
877 			"new_name=%02x:%02x:%llu/%s",
878 			-__entry->error, show_nfs_status(__entry->error),
879 			MAJOR(__entry->dev), MINOR(__entry->dev),
880 			(unsigned long long)__entry->old_dir,
881 			__get_str(old_name),
882 			MAJOR(__entry->dev), MINOR(__entry->dev),
883 			(unsigned long long)__entry->new_dir,
884 			__get_str(new_name)
885 		)
886 );
887 #define DEFINE_NFS_RENAME_EVENT_DONE(name) \
888 	DEFINE_EVENT(nfs_rename_event_done, name, \
889 			TP_PROTO( \
890 				const struct inode *old_dir, \
891 				const struct dentry *old_dentry, \
892 				const struct inode *new_dir, \
893 				const struct dentry *new_dentry, \
894 				int error \
895 			), \
896 			TP_ARGS(old_dir, old_dentry, new_dir, \
897 				new_dentry, error))
898 
899 DEFINE_NFS_RENAME_EVENT(nfs_rename_enter);
900 DEFINE_NFS_RENAME_EVENT_DONE(nfs_rename_exit);
901 
902 DEFINE_NFS_RENAME_EVENT_DONE(nfs_async_rename_done);
903 
904 TRACE_EVENT(nfs_sillyrename_unlink,
905 		TP_PROTO(
906 			const struct nfs_unlinkdata *data,
907 			int error
908 		),
909 
910 		TP_ARGS(data, error),
911 
912 		TP_STRUCT__entry(
913 			__field(dev_t, dev)
914 			__field(unsigned long, error)
915 			__field(u64, dir)
916 			__dynamic_array(char, name, data->args.name.len + 1)
917 		),
918 
919 		TP_fast_assign(
920 			struct inode *dir = d_inode(data->dentry->d_parent);
921 			size_t len = data->args.name.len;
922 			__entry->dev = dir->i_sb->s_dev;
923 			__entry->dir = NFS_FILEID(dir);
924 			__entry->error = -error;
925 			memcpy(__get_str(name),
926 				data->args.name.name, len);
927 			__get_str(name)[len] = 0;
928 		),
929 
930 		TP_printk(
931 			"error=%ld (%s) name=%02x:%02x:%llu/%s",
932 			-__entry->error, show_nfs_status(__entry->error),
933 			MAJOR(__entry->dev), MINOR(__entry->dev),
934 			(unsigned long long)__entry->dir,
935 			__get_str(name)
936 		)
937 );
938 
939 DECLARE_EVENT_CLASS(nfs_folio_event,
940 		TP_PROTO(
941 			const struct inode *inode,
942 			loff_t offset,
943 			size_t count
944 		),
945 
946 		TP_ARGS(inode, offset, count),
947 
948 		TP_STRUCT__entry(
949 			__field(dev_t, dev)
950 			__field(u32, fhandle)
951 			__field(u64, fileid)
952 			__field(u64, version)
953 			__field(loff_t, offset)
954 			__field(size_t, count)
955 		),
956 
957 		TP_fast_assign(
958 			const struct nfs_inode *nfsi = NFS_I(inode);
959 
960 			__entry->dev = inode->i_sb->s_dev;
961 			__entry->fileid = nfsi->fileid;
962 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
963 			__entry->version = inode_peek_iversion_raw(inode);
964 			__entry->offset = offset,
965 			__entry->count = count;
966 		),
967 
968 		TP_printk(
969 			"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu "
970 			"offset=%lld count=%zu",
971 			MAJOR(__entry->dev), MINOR(__entry->dev),
972 			(unsigned long long)__entry->fileid,
973 			__entry->fhandle, __entry->version,
974 			__entry->offset, __entry->count
975 		)
976 );
977 
978 #define DEFINE_NFS_FOLIO_EVENT(name) \
979 	DEFINE_EVENT(nfs_folio_event, name, \
980 			TP_PROTO( \
981 				const struct inode *inode, \
982 				loff_t offset, \
983 				size_t count \
984 			), \
985 			TP_ARGS(inode, offset, count))
986 
987 DECLARE_EVENT_CLASS(nfs_folio_event_done,
988 		TP_PROTO(
989 			const struct inode *inode,
990 			loff_t offset,
991 			size_t count,
992 			int ret
993 		),
994 
995 		TP_ARGS(inode, offset, count, ret),
996 
997 		TP_STRUCT__entry(
998 			__field(dev_t, dev)
999 			__field(u32, fhandle)
1000 			__field(int, ret)
1001 			__field(u64, fileid)
1002 			__field(u64, version)
1003 			__field(loff_t, offset)
1004 			__field(size_t, count)
1005 		),
1006 
1007 		TP_fast_assign(
1008 			const struct nfs_inode *nfsi = NFS_I(inode);
1009 
1010 			__entry->dev = inode->i_sb->s_dev;
1011 			__entry->fileid = nfsi->fileid;
1012 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
1013 			__entry->version = inode_peek_iversion_raw(inode);
1014 			__entry->offset = offset,
1015 			__entry->count = count,
1016 			__entry->ret = ret;
1017 		),
1018 
1019 		TP_printk(
1020 			"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu "
1021 			"offset=%lld count=%zu ret=%d",
1022 			MAJOR(__entry->dev), MINOR(__entry->dev),
1023 			(unsigned long long)__entry->fileid,
1024 			__entry->fhandle, __entry->version,
1025 			__entry->offset, __entry->count, __entry->ret
1026 		)
1027 );
1028 
1029 #define DEFINE_NFS_FOLIO_EVENT_DONE(name) \
1030 	DEFINE_EVENT(nfs_folio_event_done, name, \
1031 			TP_PROTO( \
1032 				const struct inode *inode, \
1033 				loff_t offset, \
1034 				size_t count, \
1035 				int ret \
1036 			), \
1037 			TP_ARGS(inode, offset, count, ret))
1038 
1039 DEFINE_NFS_FOLIO_EVENT(nfs_aop_readpage);
1040 DEFINE_NFS_FOLIO_EVENT_DONE(nfs_aop_readpage_done);
1041 
1042 DEFINE_NFS_FOLIO_EVENT(nfs_writeback_folio);
1043 DEFINE_NFS_FOLIO_EVENT_DONE(nfs_writeback_folio_done);
1044 
1045 DEFINE_NFS_FOLIO_EVENT(nfs_invalidate_folio);
1046 DEFINE_NFS_FOLIO_EVENT_DONE(nfs_launder_folio_done);
1047 
1048 TRACE_EVENT(nfs_aop_readahead,
1049 		TP_PROTO(
1050 			const struct inode *inode,
1051 			loff_t pos,
1052 			unsigned int nr_pages
1053 		),
1054 
1055 		TP_ARGS(inode, pos, nr_pages),
1056 
1057 		TP_STRUCT__entry(
1058 			__field(dev_t, dev)
1059 			__field(u32, fhandle)
1060 			__field(u64, fileid)
1061 			__field(u64, version)
1062 			__field(loff_t, offset)
1063 			__field(unsigned int, nr_pages)
1064 		),
1065 
1066 		TP_fast_assign(
1067 			const struct nfs_inode *nfsi = NFS_I(inode);
1068 
1069 			__entry->dev = inode->i_sb->s_dev;
1070 			__entry->fileid = nfsi->fileid;
1071 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
1072 			__entry->version = inode_peek_iversion_raw(inode);
1073 			__entry->offset = pos;
1074 			__entry->nr_pages = nr_pages;
1075 		),
1076 
1077 		TP_printk(
1078 			"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu offset=%lld nr_pages=%u",
1079 			MAJOR(__entry->dev), MINOR(__entry->dev),
1080 			(unsigned long long)__entry->fileid,
1081 			__entry->fhandle, __entry->version,
1082 			__entry->offset, __entry->nr_pages
1083 		)
1084 );
1085 
1086 TRACE_EVENT(nfs_aop_readahead_done,
1087 		TP_PROTO(
1088 			const struct inode *inode,
1089 			unsigned int nr_pages,
1090 			int ret
1091 		),
1092 
1093 		TP_ARGS(inode, nr_pages, ret),
1094 
1095 		TP_STRUCT__entry(
1096 			__field(dev_t, dev)
1097 			__field(u32, fhandle)
1098 			__field(int, ret)
1099 			__field(u64, fileid)
1100 			__field(u64, version)
1101 			__field(loff_t, offset)
1102 			__field(unsigned int, nr_pages)
1103 		),
1104 
1105 		TP_fast_assign(
1106 			const struct nfs_inode *nfsi = NFS_I(inode);
1107 
1108 			__entry->dev = inode->i_sb->s_dev;
1109 			__entry->fileid = nfsi->fileid;
1110 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
1111 			__entry->version = inode_peek_iversion_raw(inode);
1112 			__entry->nr_pages = nr_pages;
1113 			__entry->ret = ret;
1114 		),
1115 
1116 		TP_printk(
1117 			"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu nr_pages=%u ret=%d",
1118 			MAJOR(__entry->dev), MINOR(__entry->dev),
1119 			(unsigned long long)__entry->fileid,
1120 			__entry->fhandle, __entry->version,
1121 			__entry->nr_pages, __entry->ret
1122 		)
1123 );
1124 
1125 TRACE_EVENT(nfs_initiate_read,
1126 		TP_PROTO(
1127 			const struct nfs_pgio_header *hdr
1128 		),
1129 
1130 		TP_ARGS(hdr),
1131 
1132 		TP_STRUCT__entry(
1133 			__field(dev_t, dev)
1134 			__field(u32, fhandle)
1135 			__field(u64, fileid)
1136 			__field(loff_t, offset)
1137 			__field(u32, count)
1138 		),
1139 
1140 		TP_fast_assign(
1141 			const struct inode *inode = hdr->inode;
1142 			const struct nfs_inode *nfsi = NFS_I(inode);
1143 			const struct nfs_fh *fh = hdr->args.fh ?
1144 						  hdr->args.fh : &nfsi->fh;
1145 
1146 			__entry->offset = hdr->args.offset;
1147 			__entry->count = hdr->args.count;
1148 			__entry->dev = inode->i_sb->s_dev;
1149 			__entry->fileid = nfsi->fileid;
1150 			__entry->fhandle = nfs_fhandle_hash(fh);
1151 		),
1152 
1153 		TP_printk(
1154 			"fileid=%02x:%02x:%llu fhandle=0x%08x "
1155 			"offset=%lld count=%u",
1156 			MAJOR(__entry->dev), MINOR(__entry->dev),
1157 			(unsigned long long)__entry->fileid,
1158 			__entry->fhandle,
1159 			(long long)__entry->offset, __entry->count
1160 		)
1161 );
1162 
1163 TRACE_EVENT(nfs_readpage_done,
1164 		TP_PROTO(
1165 			const struct rpc_task *task,
1166 			const struct nfs_pgio_header *hdr
1167 		),
1168 
1169 		TP_ARGS(task, hdr),
1170 
1171 		TP_STRUCT__entry(
1172 			__field(dev_t, dev)
1173 			__field(u32, fhandle)
1174 			__field(u64, fileid)
1175 			__field(loff_t, offset)
1176 			__field(u32, arg_count)
1177 			__field(u32, res_count)
1178 			__field(bool, eof)
1179 			__field(int, error)
1180 		),
1181 
1182 		TP_fast_assign(
1183 			const struct inode *inode = hdr->inode;
1184 			const struct nfs_inode *nfsi = NFS_I(inode);
1185 			const struct nfs_fh *fh = hdr->args.fh ?
1186 						  hdr->args.fh : &nfsi->fh;
1187 
1188 			__entry->error = task->tk_status;
1189 			__entry->offset = hdr->args.offset;
1190 			__entry->arg_count = hdr->args.count;
1191 			__entry->res_count = hdr->res.count;
1192 			__entry->eof = hdr->res.eof;
1193 			__entry->dev = inode->i_sb->s_dev;
1194 			__entry->fileid = nfsi->fileid;
1195 			__entry->fhandle = nfs_fhandle_hash(fh);
1196 		),
1197 
1198 		TP_printk(
1199 			"error=%d fileid=%02x:%02x:%llu fhandle=0x%08x "
1200 			"offset=%lld count=%u res=%u%s", __entry->error,
1201 			MAJOR(__entry->dev), MINOR(__entry->dev),
1202 			(unsigned long long)__entry->fileid,
1203 			__entry->fhandle,
1204 			(long long)__entry->offset, __entry->arg_count,
1205 			__entry->res_count, __entry->eof ? " eof" : ""
1206 		)
1207 );
1208 
1209 TRACE_EVENT(nfs_readpage_short,
1210 		TP_PROTO(
1211 			const struct rpc_task *task,
1212 			const struct nfs_pgio_header *hdr
1213 		),
1214 
1215 		TP_ARGS(task, hdr),
1216 
1217 		TP_STRUCT__entry(
1218 			__field(dev_t, dev)
1219 			__field(u32, fhandle)
1220 			__field(u64, fileid)
1221 			__field(loff_t, offset)
1222 			__field(u32, arg_count)
1223 			__field(u32, res_count)
1224 			__field(bool, eof)
1225 			__field(int, error)
1226 		),
1227 
1228 		TP_fast_assign(
1229 			const struct inode *inode = hdr->inode;
1230 			const struct nfs_inode *nfsi = NFS_I(inode);
1231 			const struct nfs_fh *fh = hdr->args.fh ?
1232 						  hdr->args.fh : &nfsi->fh;
1233 
1234 			__entry->error = task->tk_status;
1235 			__entry->offset = hdr->args.offset;
1236 			__entry->arg_count = hdr->args.count;
1237 			__entry->res_count = hdr->res.count;
1238 			__entry->eof = hdr->res.eof;
1239 			__entry->dev = inode->i_sb->s_dev;
1240 			__entry->fileid = nfsi->fileid;
1241 			__entry->fhandle = nfs_fhandle_hash(fh);
1242 		),
1243 
1244 		TP_printk(
1245 			"error=%d fileid=%02x:%02x:%llu fhandle=0x%08x "
1246 			"offset=%lld count=%u res=%u%s", __entry->error,
1247 			MAJOR(__entry->dev), MINOR(__entry->dev),
1248 			(unsigned long long)__entry->fileid,
1249 			__entry->fhandle,
1250 			(long long)__entry->offset, __entry->arg_count,
1251 			__entry->res_count, __entry->eof ? " eof" : ""
1252 		)
1253 );
1254 
1255 
1256 TRACE_EVENT(nfs_pgio_error,
1257 	TP_PROTO(
1258 		const struct nfs_pgio_header *hdr,
1259 		int error,
1260 		loff_t pos
1261 	),
1262 
1263 	TP_ARGS(hdr, error, pos),
1264 
1265 	TP_STRUCT__entry(
1266 		__field(dev_t, dev)
1267 		__field(u32, fhandle)
1268 		__field(u64, fileid)
1269 		__field(loff_t, offset)
1270 		__field(u32, arg_count)
1271 		__field(u32, res_count)
1272 		__field(loff_t, pos)
1273 		__field(int, error)
1274 	),
1275 
1276 	TP_fast_assign(
1277 		const struct inode *inode = hdr->inode;
1278 		const struct nfs_inode *nfsi = NFS_I(inode);
1279 		const struct nfs_fh *fh = hdr->args.fh ?
1280 					  hdr->args.fh : &nfsi->fh;
1281 
1282 		__entry->error = error;
1283 		__entry->offset = hdr->args.offset;
1284 		__entry->arg_count = hdr->args.count;
1285 		__entry->res_count = hdr->res.count;
1286 		__entry->dev = inode->i_sb->s_dev;
1287 		__entry->fileid = nfsi->fileid;
1288 		__entry->fhandle = nfs_fhandle_hash(fh);
1289 	),
1290 
1291 	TP_printk("error=%d fileid=%02x:%02x:%llu fhandle=0x%08x "
1292 		  "offset=%lld count=%u res=%u pos=%llu", __entry->error,
1293 		MAJOR(__entry->dev), MINOR(__entry->dev),
1294 		(unsigned long long)__entry->fileid, __entry->fhandle,
1295 		(long long)__entry->offset, __entry->arg_count, __entry->res_count,
1296 		__entry->pos
1297 	)
1298 );
1299 
1300 TRACE_EVENT(nfs_initiate_write,
1301 		TP_PROTO(
1302 			const struct nfs_pgio_header *hdr
1303 		),
1304 
1305 		TP_ARGS(hdr),
1306 
1307 		TP_STRUCT__entry(
1308 			__field(dev_t, dev)
1309 			__field(u32, fhandle)
1310 			__field(u64, fileid)
1311 			__field(loff_t, offset)
1312 			__field(u32, count)
1313 			__field(unsigned long, stable)
1314 		),
1315 
1316 		TP_fast_assign(
1317 			const struct inode *inode = hdr->inode;
1318 			const struct nfs_inode *nfsi = NFS_I(inode);
1319 			const struct nfs_fh *fh = hdr->args.fh ?
1320 						  hdr->args.fh : &nfsi->fh;
1321 
1322 			__entry->offset = hdr->args.offset;
1323 			__entry->count = hdr->args.count;
1324 			__entry->stable = hdr->args.stable;
1325 			__entry->dev = inode->i_sb->s_dev;
1326 			__entry->fileid = nfsi->fileid;
1327 			__entry->fhandle = nfs_fhandle_hash(fh);
1328 		),
1329 
1330 		TP_printk(
1331 			"fileid=%02x:%02x:%llu fhandle=0x%08x "
1332 			"offset=%lld count=%u stable=%s",
1333 			MAJOR(__entry->dev), MINOR(__entry->dev),
1334 			(unsigned long long)__entry->fileid,
1335 			__entry->fhandle,
1336 			(long long)__entry->offset, __entry->count,
1337 			show_nfs_stable_how(__entry->stable)
1338 		)
1339 );
1340 
1341 TRACE_EVENT(nfs_writeback_done,
1342 		TP_PROTO(
1343 			const struct rpc_task *task,
1344 			const struct nfs_pgio_header *hdr
1345 		),
1346 
1347 		TP_ARGS(task, hdr),
1348 
1349 		TP_STRUCT__entry(
1350 			__field(dev_t, dev)
1351 			__field(u32, fhandle)
1352 			__field(u64, fileid)
1353 			__field(loff_t, offset)
1354 			__field(u32, arg_count)
1355 			__field(u32, res_count)
1356 			__field(int, error)
1357 			__field(unsigned long, stable)
1358 			__array(char, verifier, NFS4_VERIFIER_SIZE)
1359 		),
1360 
1361 		TP_fast_assign(
1362 			const struct inode *inode = hdr->inode;
1363 			const struct nfs_inode *nfsi = NFS_I(inode);
1364 			const struct nfs_fh *fh = hdr->args.fh ?
1365 						  hdr->args.fh : &nfsi->fh;
1366 			const struct nfs_writeverf *verf = hdr->res.verf;
1367 
1368 			__entry->error = task->tk_status;
1369 			__entry->offset = hdr->args.offset;
1370 			__entry->arg_count = hdr->args.count;
1371 			__entry->res_count = hdr->res.count;
1372 			__entry->stable = verf->committed;
1373 			memcpy(__entry->verifier,
1374 				&verf->verifier,
1375 				NFS4_VERIFIER_SIZE);
1376 			__entry->dev = inode->i_sb->s_dev;
1377 			__entry->fileid = nfsi->fileid;
1378 			__entry->fhandle = nfs_fhandle_hash(fh);
1379 		),
1380 
1381 		TP_printk(
1382 			"error=%d fileid=%02x:%02x:%llu fhandle=0x%08x "
1383 			"offset=%lld count=%u res=%u stable=%s "
1384 			"verifier=%s", __entry->error,
1385 			MAJOR(__entry->dev), MINOR(__entry->dev),
1386 			(unsigned long long)__entry->fileid,
1387 			__entry->fhandle,
1388 			(long long)__entry->offset, __entry->arg_count,
1389 			__entry->res_count,
1390 			show_nfs_stable_how(__entry->stable),
1391 			show_nfs4_verifier(__entry->verifier)
1392 		)
1393 );
1394 
1395 DECLARE_EVENT_CLASS(nfs_page_error_class,
1396 		TP_PROTO(
1397 			const struct inode *inode,
1398 			const struct nfs_page *req,
1399 			int error
1400 		),
1401 
1402 		TP_ARGS(inode, req, error),
1403 
1404 		TP_STRUCT__entry(
1405 			__field(dev_t, dev)
1406 			__field(u32, fhandle)
1407 			__field(u64, fileid)
1408 			__field(loff_t, offset)
1409 			__field(unsigned int, count)
1410 			__field(int, error)
1411 		),
1412 
1413 		TP_fast_assign(
1414 			const struct nfs_inode *nfsi = NFS_I(inode);
1415 			__entry->dev = inode->i_sb->s_dev;
1416 			__entry->fileid = nfsi->fileid;
1417 			__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
1418 			__entry->offset = req_offset(req);
1419 			__entry->count = req->wb_bytes;
1420 			__entry->error = error;
1421 		),
1422 
1423 		TP_printk(
1424 			"error=%d fileid=%02x:%02x:%llu fhandle=0x%08x "
1425 			"offset=%lld count=%u", __entry->error,
1426 			MAJOR(__entry->dev), MINOR(__entry->dev),
1427 			(unsigned long long)__entry->fileid,
1428 			__entry->fhandle, __entry->offset,
1429 			__entry->count
1430 		)
1431 );
1432 
1433 #define DEFINE_NFS_PAGEERR_EVENT(name) \
1434 	DEFINE_EVENT(nfs_page_error_class, name, \
1435 			TP_PROTO( \
1436 				const struct inode *inode, \
1437 				const struct nfs_page *req, \
1438 				int error \
1439 			), \
1440 			TP_ARGS(inode, req, error))
1441 
1442 DEFINE_NFS_PAGEERR_EVENT(nfs_write_error);
1443 DEFINE_NFS_PAGEERR_EVENT(nfs_comp_error);
1444 DEFINE_NFS_PAGEERR_EVENT(nfs_commit_error);
1445 
1446 TRACE_EVENT(nfs_initiate_commit,
1447 		TP_PROTO(
1448 			const struct nfs_commit_data *data
1449 		),
1450 
1451 		TP_ARGS(data),
1452 
1453 		TP_STRUCT__entry(
1454 			__field(dev_t, dev)
1455 			__field(u32, fhandle)
1456 			__field(u64, fileid)
1457 			__field(loff_t, offset)
1458 			__field(u32, count)
1459 		),
1460 
1461 		TP_fast_assign(
1462 			const struct inode *inode = data->inode;
1463 			const struct nfs_inode *nfsi = NFS_I(inode);
1464 			const struct nfs_fh *fh = data->args.fh ?
1465 						  data->args.fh : &nfsi->fh;
1466 
1467 			__entry->offset = data->args.offset;
1468 			__entry->count = data->args.count;
1469 			__entry->dev = inode->i_sb->s_dev;
1470 			__entry->fileid = nfsi->fileid;
1471 			__entry->fhandle = nfs_fhandle_hash(fh);
1472 		),
1473 
1474 		TP_printk(
1475 			"fileid=%02x:%02x:%llu fhandle=0x%08x "
1476 			"offset=%lld count=%u",
1477 			MAJOR(__entry->dev), MINOR(__entry->dev),
1478 			(unsigned long long)__entry->fileid,
1479 			__entry->fhandle,
1480 			(long long)__entry->offset, __entry->count
1481 		)
1482 );
1483 
1484 TRACE_EVENT(nfs_commit_done,
1485 		TP_PROTO(
1486 			const struct rpc_task *task,
1487 			const struct nfs_commit_data *data
1488 		),
1489 
1490 		TP_ARGS(task, data),
1491 
1492 		TP_STRUCT__entry(
1493 			__field(dev_t, dev)
1494 			__field(u32, fhandle)
1495 			__field(u64, fileid)
1496 			__field(loff_t, offset)
1497 			__field(int, error)
1498 			__field(unsigned long, stable)
1499 			__array(char, verifier, NFS4_VERIFIER_SIZE)
1500 		),
1501 
1502 		TP_fast_assign(
1503 			const struct inode *inode = data->inode;
1504 			const struct nfs_inode *nfsi = NFS_I(inode);
1505 			const struct nfs_fh *fh = data->args.fh ?
1506 						  data->args.fh : &nfsi->fh;
1507 			const struct nfs_writeverf *verf = data->res.verf;
1508 
1509 			__entry->error = task->tk_status;
1510 			__entry->offset = data->args.offset;
1511 			__entry->stable = verf->committed;
1512 			memcpy(__entry->verifier,
1513 				&verf->verifier,
1514 				NFS4_VERIFIER_SIZE);
1515 			__entry->dev = inode->i_sb->s_dev;
1516 			__entry->fileid = nfsi->fileid;
1517 			__entry->fhandle = nfs_fhandle_hash(fh);
1518 		),
1519 
1520 		TP_printk(
1521 			"error=%d fileid=%02x:%02x:%llu fhandle=0x%08x "
1522 			"offset=%lld stable=%s verifier=%s", __entry->error,
1523 			MAJOR(__entry->dev), MINOR(__entry->dev),
1524 			(unsigned long long)__entry->fileid,
1525 			__entry->fhandle,
1526 			(long long)__entry->offset,
1527 			show_nfs_stable_how(__entry->stable),
1528 			show_nfs4_verifier(__entry->verifier)
1529 		)
1530 );
1531 
1532 #define nfs_show_direct_req_flags(v) \
1533 	__print_flags(v, "|", \
1534 			{ NFS_ODIRECT_DO_COMMIT, "DO_COMMIT" }, \
1535 			{ NFS_ODIRECT_RESCHED_WRITES, "RESCHED_WRITES" }, \
1536 			{ NFS_ODIRECT_SHOULD_DIRTY, "SHOULD DIRTY" }, \
1537 			{ NFS_ODIRECT_DONE, "DONE" } )
1538 
1539 DECLARE_EVENT_CLASS(nfs_direct_req_class,
1540 		TP_PROTO(
1541 			const struct nfs_direct_req *dreq
1542 		),
1543 
1544 		TP_ARGS(dreq),
1545 
1546 		TP_STRUCT__entry(
1547 			__field(dev_t, dev)
1548 			__field(u64, fileid)
1549 			__field(u32, fhandle)
1550 			__field(loff_t, offset)
1551 			__field(ssize_t, count)
1552 			__field(ssize_t, error)
1553 			__field(int, flags)
1554 		),
1555 
1556 		TP_fast_assign(
1557 			const struct inode *inode = dreq->inode;
1558 			const struct nfs_inode *nfsi = NFS_I(inode);
1559 			const struct nfs_fh *fh = &nfsi->fh;
1560 
1561 			__entry->dev = inode->i_sb->s_dev;
1562 			__entry->fileid = nfsi->fileid;
1563 			__entry->fhandle = nfs_fhandle_hash(fh);
1564 			__entry->offset = dreq->io_start;
1565 			__entry->count = dreq->count;
1566 			__entry->error = dreq->error;
1567 			__entry->flags = dreq->flags;
1568 		),
1569 
1570 		TP_printk(
1571 			"error=%zd fileid=%02x:%02x:%llu fhandle=0x%08x "
1572 			"offset=%lld count=%zd flags=%s",
1573 			__entry->error, MAJOR(__entry->dev),
1574 			MINOR(__entry->dev),
1575 			(unsigned long long)__entry->fileid,
1576 			__entry->fhandle, __entry->offset,
1577 			__entry->count,
1578 			nfs_show_direct_req_flags(__entry->flags)
1579 		)
1580 );
1581 
1582 #define DEFINE_NFS_DIRECT_REQ_EVENT(name) \
1583 	DEFINE_EVENT(nfs_direct_req_class, name, \
1584 			TP_PROTO( \
1585 				const struct nfs_direct_req *dreq \
1586 			), \
1587 			TP_ARGS(dreq))
1588 
1589 DEFINE_NFS_DIRECT_REQ_EVENT(nfs_direct_commit_complete);
1590 DEFINE_NFS_DIRECT_REQ_EVENT(nfs_direct_resched_write);
1591 DEFINE_NFS_DIRECT_REQ_EVENT(nfs_direct_write_complete);
1592 DEFINE_NFS_DIRECT_REQ_EVENT(nfs_direct_write_completion);
1593 DEFINE_NFS_DIRECT_REQ_EVENT(nfs_direct_write_schedule_iovec);
1594 DEFINE_NFS_DIRECT_REQ_EVENT(nfs_direct_write_reschedule_io);
1595 
1596 TRACE_EVENT(nfs_fh_to_dentry,
1597 		TP_PROTO(
1598 			const struct super_block *sb,
1599 			const struct nfs_fh *fh,
1600 			u64 fileid,
1601 			int error
1602 		),
1603 
1604 		TP_ARGS(sb, fh, fileid, error),
1605 
1606 		TP_STRUCT__entry(
1607 			__field(int, error)
1608 			__field(dev_t, dev)
1609 			__field(u32, fhandle)
1610 			__field(u64, fileid)
1611 		),
1612 
1613 		TP_fast_assign(
1614 			__entry->error = error;
1615 			__entry->dev = sb->s_dev;
1616 			__entry->fileid = fileid;
1617 			__entry->fhandle = nfs_fhandle_hash(fh);
1618 		),
1619 
1620 		TP_printk(
1621 			"error=%d fileid=%02x:%02x:%llu fhandle=0x%08x ",
1622 			__entry->error,
1623 			MAJOR(__entry->dev), MINOR(__entry->dev),
1624 			(unsigned long long)__entry->fileid,
1625 			__entry->fhandle
1626 		)
1627 );
1628 
1629 TRACE_EVENT(nfs_mount_assign,
1630 	TP_PROTO(
1631 		const char *option,
1632 		const char *value
1633 	),
1634 
1635 	TP_ARGS(option, value),
1636 
1637 	TP_STRUCT__entry(
1638 		__string(option, option)
1639 		__string(value, value)
1640 	),
1641 
1642 	TP_fast_assign(
1643 		__assign_str(option);
1644 		__assign_str(value);
1645 	),
1646 
1647 	TP_printk("option %s=%s",
1648 		__get_str(option), __get_str(value)
1649 	)
1650 );
1651 
1652 TRACE_EVENT(nfs_mount_option,
1653 	TP_PROTO(
1654 		const struct fs_parameter *param
1655 	),
1656 
1657 	TP_ARGS(param),
1658 
1659 	TP_STRUCT__entry(
1660 		__string(option, param->key)
1661 	),
1662 
1663 	TP_fast_assign(
1664 		__assign_str(option);
1665 	),
1666 
1667 	TP_printk("option %s", __get_str(option))
1668 );
1669 
1670 TRACE_EVENT(nfs_mount_path,
1671 	TP_PROTO(
1672 		const char *path
1673 	),
1674 
1675 	TP_ARGS(path),
1676 
1677 	TP_STRUCT__entry(
1678 		__string(path, path)
1679 	),
1680 
1681 	TP_fast_assign(
1682 		__assign_str(path);
1683 	),
1684 
1685 	TP_printk("path='%s'", __get_str(path))
1686 );
1687 
1688 DECLARE_EVENT_CLASS(nfs_xdr_event,
1689 		TP_PROTO(
1690 			const struct xdr_stream *xdr,
1691 			int error
1692 		),
1693 
1694 		TP_ARGS(xdr, error),
1695 
1696 		TP_STRUCT__entry(
1697 			__field(unsigned int, task_id)
1698 			__field(unsigned int, client_id)
1699 			__field(u32, xid)
1700 			__field(int, version)
1701 			__field(unsigned long, error)
1702 			__string(program,
1703 				 xdr->rqst->rq_task->tk_client->cl_program->name)
1704 			__string(procedure,
1705 				 xdr->rqst->rq_task->tk_msg.rpc_proc->p_name)
1706 		),
1707 
1708 		TP_fast_assign(
1709 			const struct rpc_rqst *rqstp = xdr->rqst;
1710 			const struct rpc_task *task = rqstp->rq_task;
1711 
1712 			__entry->task_id = task->tk_pid;
1713 			__entry->client_id = task->tk_client->cl_clid;
1714 			__entry->xid = be32_to_cpu(rqstp->rq_xid);
1715 			__entry->version = task->tk_client->cl_vers;
1716 			__entry->error = error;
1717 			__assign_str(program);
1718 			__assign_str(procedure);
1719 		),
1720 
1721 		TP_printk(SUNRPC_TRACE_TASK_SPECIFIER
1722 			  " xid=0x%08x %sv%d %s error=%ld (%s)",
1723 			__entry->task_id, __entry->client_id, __entry->xid,
1724 			__get_str(program), __entry->version,
1725 			__get_str(procedure), -__entry->error,
1726 			show_nfs_status(__entry->error)
1727 		)
1728 );
1729 #define DEFINE_NFS_XDR_EVENT(name) \
1730 	DEFINE_EVENT(nfs_xdr_event, name, \
1731 			TP_PROTO( \
1732 				const struct xdr_stream *xdr, \
1733 				int error \
1734 			), \
1735 			TP_ARGS(xdr, error))
1736 DEFINE_NFS_XDR_EVENT(nfs_xdr_status);
1737 DEFINE_NFS_XDR_EVENT(nfs_xdr_bad_filehandle);
1738 
1739 #endif /* _TRACE_NFS_H */
1740 
1741 #undef TRACE_INCLUDE_PATH
1742 #define TRACE_INCLUDE_PATH .
1743 #define TRACE_INCLUDE_FILE nfstrace
1744 /* This part must be outside protection */
1745 #include <trace/define_trace.h>
1746