xref: /openbmc/linux/fs/nfs/nfs4trace.h (revision 1f2d30b5)
1 /*
2  * Copyright (c) 2013 Trond Myklebust <Trond.Myklebust@netapp.com>
3  */
4 #undef TRACE_SYSTEM
5 #define TRACE_SYSTEM nfs4
6 
7 #if !defined(_TRACE_NFS4_H) || defined(TRACE_HEADER_MULTI_READ)
8 #define _TRACE_NFS4_H
9 
10 #include <linux/tracepoint.h>
11 
12 #define show_nfsv4_errors(error) \
13 	__print_symbolic(error, \
14 		{ NFS4_OK, "OK" }, \
15 		/* Mapped by nfs4_stat_to_errno() */ \
16 		{ -EPERM, "EPERM" }, \
17 		{ -ENOENT, "ENOENT" }, \
18 		{ -EIO, "EIO" }, \
19 		{ -ENXIO, "ENXIO" }, \
20 		{ -EACCES, "EACCES" }, \
21 		{ -EEXIST, "EEXIST" }, \
22 		{ -EXDEV, "EXDEV" }, \
23 		{ -ENOTDIR, "ENOTDIR" }, \
24 		{ -EISDIR, "EISDIR" }, \
25 		{ -EFBIG, "EFBIG" }, \
26 		{ -ENOSPC, "ENOSPC" }, \
27 		{ -EROFS, "EROFS" }, \
28 		{ -EMLINK, "EMLINK" }, \
29 		{ -ENAMETOOLONG, "ENAMETOOLONG" }, \
30 		{ -ENOTEMPTY, "ENOTEMPTY" }, \
31 		{ -EDQUOT, "EDQUOT" }, \
32 		{ -ESTALE, "ESTALE" }, \
33 		{ -EBADHANDLE, "EBADHANDLE" }, \
34 		{ -EBADCOOKIE, "EBADCOOKIE" }, \
35 		{ -ENOTSUPP, "ENOTSUPP" }, \
36 		{ -ETOOSMALL, "ETOOSMALL" }, \
37 		{ -EREMOTEIO, "EREMOTEIO" }, \
38 		{ -EBADTYPE, "EBADTYPE" }, \
39 		{ -EAGAIN, "EAGAIN" }, \
40 		{ -ELOOP, "ELOOP" }, \
41 		{ -EOPNOTSUPP, "EOPNOTSUPP" }, \
42 		{ -EDEADLK, "EDEADLK" }, \
43 		/* RPC errors */ \
44 		{ -ENOMEM, "ENOMEM" }, \
45 		{ -EKEYEXPIRED, "EKEYEXPIRED" }, \
46 		{ -ETIMEDOUT, "ETIMEDOUT" }, \
47 		{ -ERESTARTSYS, "ERESTARTSYS" }, \
48 		{ -ECONNREFUSED, "ECONNREFUSED" }, \
49 		{ -ECONNRESET, "ECONNRESET" }, \
50 		{ -ENETUNREACH, "ENETUNREACH" }, \
51 		{ -EHOSTUNREACH, "EHOSTUNREACH" }, \
52 		{ -EHOSTDOWN, "EHOSTDOWN" }, \
53 		{ -EPIPE, "EPIPE" }, \
54 		{ -EPFNOSUPPORT, "EPFNOSUPPORT" }, \
55 		{ -EPROTONOSUPPORT, "EPROTONOSUPPORT" }, \
56 		/* NFSv4 native errors */ \
57 		{ -NFS4ERR_ACCESS, "ACCESS" }, \
58 		{ -NFS4ERR_ATTRNOTSUPP, "ATTRNOTSUPP" }, \
59 		{ -NFS4ERR_ADMIN_REVOKED, "ADMIN_REVOKED" }, \
60 		{ -NFS4ERR_BACK_CHAN_BUSY, "BACK_CHAN_BUSY" }, \
61 		{ -NFS4ERR_BADCHAR, "BADCHAR" }, \
62 		{ -NFS4ERR_BADHANDLE, "BADHANDLE" }, \
63 		{ -NFS4ERR_BADIOMODE, "BADIOMODE" }, \
64 		{ -NFS4ERR_BADLAYOUT, "BADLAYOUT" }, \
65 		{ -NFS4ERR_BADLABEL, "BADLABEL" }, \
66 		{ -NFS4ERR_BADNAME, "BADNAME" }, \
67 		{ -NFS4ERR_BADOWNER, "BADOWNER" }, \
68 		{ -NFS4ERR_BADSESSION, "BADSESSION" }, \
69 		{ -NFS4ERR_BADSLOT, "BADSLOT" }, \
70 		{ -NFS4ERR_BADTYPE, "BADTYPE" }, \
71 		{ -NFS4ERR_BADXDR, "BADXDR" }, \
72 		{ -NFS4ERR_BAD_COOKIE, "BAD_COOKIE" }, \
73 		{ -NFS4ERR_BAD_HIGH_SLOT, "BAD_HIGH_SLOT" }, \
74 		{ -NFS4ERR_BAD_RANGE, "BAD_RANGE" }, \
75 		{ -NFS4ERR_BAD_SEQID, "BAD_SEQID" }, \
76 		{ -NFS4ERR_BAD_SESSION_DIGEST, "BAD_SESSION_DIGEST" }, \
77 		{ -NFS4ERR_BAD_STATEID, "BAD_STATEID" }, \
78 		{ -NFS4ERR_CB_PATH_DOWN, "CB_PATH_DOWN" }, \
79 		{ -NFS4ERR_CLID_INUSE, "CLID_INUSE" }, \
80 		{ -NFS4ERR_CLIENTID_BUSY, "CLIENTID_BUSY" }, \
81 		{ -NFS4ERR_COMPLETE_ALREADY, "COMPLETE_ALREADY" }, \
82 		{ -NFS4ERR_CONN_NOT_BOUND_TO_SESSION, \
83 			"CONN_NOT_BOUND_TO_SESSION" }, \
84 		{ -NFS4ERR_DEADLOCK, "DEADLOCK" }, \
85 		{ -NFS4ERR_DEADSESSION, "DEAD_SESSION" }, \
86 		{ -NFS4ERR_DELAY, "DELAY" }, \
87 		{ -NFS4ERR_DELEG_ALREADY_WANTED, \
88 			"DELEG_ALREADY_WANTED" }, \
89 		{ -NFS4ERR_DELEG_REVOKED, "DELEG_REVOKED" }, \
90 		{ -NFS4ERR_DENIED, "DENIED" }, \
91 		{ -NFS4ERR_DIRDELEG_UNAVAIL, "DIRDELEG_UNAVAIL" }, \
92 		{ -NFS4ERR_DQUOT, "DQUOT" }, \
93 		{ -NFS4ERR_ENCR_ALG_UNSUPP, "ENCR_ALG_UNSUPP" }, \
94 		{ -NFS4ERR_EXIST, "EXIST" }, \
95 		{ -NFS4ERR_EXPIRED, "EXPIRED" }, \
96 		{ -NFS4ERR_FBIG, "FBIG" }, \
97 		{ -NFS4ERR_FHEXPIRED, "FHEXPIRED" }, \
98 		{ -NFS4ERR_FILE_OPEN, "FILE_OPEN" }, \
99 		{ -NFS4ERR_GRACE, "GRACE" }, \
100 		{ -NFS4ERR_HASH_ALG_UNSUPP, "HASH_ALG_UNSUPP" }, \
101 		{ -NFS4ERR_INVAL, "INVAL" }, \
102 		{ -NFS4ERR_IO, "IO" }, \
103 		{ -NFS4ERR_ISDIR, "ISDIR" }, \
104 		{ -NFS4ERR_LAYOUTTRYLATER, "LAYOUTTRYLATER" }, \
105 		{ -NFS4ERR_LAYOUTUNAVAILABLE, "LAYOUTUNAVAILABLE" }, \
106 		{ -NFS4ERR_LEASE_MOVED, "LEASE_MOVED" }, \
107 		{ -NFS4ERR_LOCKED, "LOCKED" }, \
108 		{ -NFS4ERR_LOCKS_HELD, "LOCKS_HELD" }, \
109 		{ -NFS4ERR_LOCK_RANGE, "LOCK_RANGE" }, \
110 		{ -NFS4ERR_MINOR_VERS_MISMATCH, "MINOR_VERS_MISMATCH" }, \
111 		{ -NFS4ERR_MLINK, "MLINK" }, \
112 		{ -NFS4ERR_MOVED, "MOVED" }, \
113 		{ -NFS4ERR_NAMETOOLONG, "NAMETOOLONG" }, \
114 		{ -NFS4ERR_NOENT, "NOENT" }, \
115 		{ -NFS4ERR_NOFILEHANDLE, "NOFILEHANDLE" }, \
116 		{ -NFS4ERR_NOMATCHING_LAYOUT, "NOMATCHING_LAYOUT" }, \
117 		{ -NFS4ERR_NOSPC, "NOSPC" }, \
118 		{ -NFS4ERR_NOTDIR, "NOTDIR" }, \
119 		{ -NFS4ERR_NOTEMPTY, "NOTEMPTY" }, \
120 		{ -NFS4ERR_NOTSUPP, "NOTSUPP" }, \
121 		{ -NFS4ERR_NOT_ONLY_OP, "NOT_ONLY_OP" }, \
122 		{ -NFS4ERR_NOT_SAME, "NOT_SAME" }, \
123 		{ -NFS4ERR_NO_GRACE, "NO_GRACE" }, \
124 		{ -NFS4ERR_NXIO, "NXIO" }, \
125 		{ -NFS4ERR_OLD_STATEID, "OLD_STATEID" }, \
126 		{ -NFS4ERR_OPENMODE, "OPENMODE" }, \
127 		{ -NFS4ERR_OP_ILLEGAL, "OP_ILLEGAL" }, \
128 		{ -NFS4ERR_OP_NOT_IN_SESSION, "OP_NOT_IN_SESSION" }, \
129 		{ -NFS4ERR_PERM, "PERM" }, \
130 		{ -NFS4ERR_PNFS_IO_HOLE, "PNFS_IO_HOLE" }, \
131 		{ -NFS4ERR_PNFS_NO_LAYOUT, "PNFS_NO_LAYOUT" }, \
132 		{ -NFS4ERR_RECALLCONFLICT, "RECALLCONFLICT" }, \
133 		{ -NFS4ERR_RECLAIM_BAD, "RECLAIM_BAD" }, \
134 		{ -NFS4ERR_RECLAIM_CONFLICT, "RECLAIM_CONFLICT" }, \
135 		{ -NFS4ERR_REJECT_DELEG, "REJECT_DELEG" }, \
136 		{ -NFS4ERR_REP_TOO_BIG, "REP_TOO_BIG" }, \
137 		{ -NFS4ERR_REP_TOO_BIG_TO_CACHE, \
138 			"REP_TOO_BIG_TO_CACHE" }, \
139 		{ -NFS4ERR_REQ_TOO_BIG, "REQ_TOO_BIG" }, \
140 		{ -NFS4ERR_RESOURCE, "RESOURCE" }, \
141 		{ -NFS4ERR_RESTOREFH, "RESTOREFH" }, \
142 		{ -NFS4ERR_RETRY_UNCACHED_REP, "RETRY_UNCACHED_REP" }, \
143 		{ -NFS4ERR_RETURNCONFLICT, "RETURNCONFLICT" }, \
144 		{ -NFS4ERR_ROFS, "ROFS" }, \
145 		{ -NFS4ERR_SAME, "SAME" }, \
146 		{ -NFS4ERR_SHARE_DENIED, "SHARE_DENIED" }, \
147 		{ -NFS4ERR_SEQUENCE_POS, "SEQUENCE_POS" }, \
148 		{ -NFS4ERR_SEQ_FALSE_RETRY, "SEQ_FALSE_RETRY" }, \
149 		{ -NFS4ERR_SEQ_MISORDERED, "SEQ_MISORDERED" }, \
150 		{ -NFS4ERR_SERVERFAULT, "SERVERFAULT" }, \
151 		{ -NFS4ERR_STALE, "STALE" }, \
152 		{ -NFS4ERR_STALE_CLIENTID, "STALE_CLIENTID" }, \
153 		{ -NFS4ERR_STALE_STATEID, "STALE_STATEID" }, \
154 		{ -NFS4ERR_SYMLINK, "SYMLINK" }, \
155 		{ -NFS4ERR_TOOSMALL, "TOOSMALL" }, \
156 		{ -NFS4ERR_TOO_MANY_OPS, "TOO_MANY_OPS" }, \
157 		{ -NFS4ERR_UNKNOWN_LAYOUTTYPE, "UNKNOWN_LAYOUTTYPE" }, \
158 		{ -NFS4ERR_UNSAFE_COMPOUND, "UNSAFE_COMPOUND" }, \
159 		{ -NFS4ERR_WRONGSEC, "WRONGSEC" }, \
160 		{ -NFS4ERR_WRONG_CRED, "WRONG_CRED" }, \
161 		{ -NFS4ERR_WRONG_TYPE, "WRONG_TYPE" }, \
162 		{ -NFS4ERR_XDEV, "XDEV" })
163 
164 #define show_open_flags(flags) \
165 	__print_flags(flags, "|", \
166 		{ O_CREAT, "O_CREAT" }, \
167 		{ O_EXCL, "O_EXCL" }, \
168 		{ O_TRUNC, "O_TRUNC" }, \
169 		{ O_DIRECT, "O_DIRECT" })
170 
171 #define show_fmode_flags(mode) \
172 	__print_flags(mode, "|", \
173 		{ ((__force unsigned long)FMODE_READ), "READ" }, \
174 		{ ((__force unsigned long)FMODE_WRITE), "WRITE" }, \
175 		{ ((__force unsigned long)FMODE_EXEC), "EXEC" })
176 
177 DECLARE_EVENT_CLASS(nfs4_clientid_event,
178 		TP_PROTO(
179 			const struct nfs_client *clp,
180 			int error
181 		),
182 
183 		TP_ARGS(clp, error),
184 
185 		TP_STRUCT__entry(
186 			__string(dstaddr,
187 				rpc_peeraddr2str(clp->cl_rpcclient,
188 					RPC_DISPLAY_ADDR))
189 			__field(int, error)
190 		),
191 
192 		TP_fast_assign(
193 			__entry->error = error;
194 			__assign_str(dstaddr,
195 				rpc_peeraddr2str(clp->cl_rpcclient,
196 						RPC_DISPLAY_ADDR));
197 		),
198 
199 		TP_printk(
200 			"error=%d (%s) dstaddr=%s",
201 			__entry->error,
202 			show_nfsv4_errors(__entry->error),
203 			__get_str(dstaddr)
204 		)
205 );
206 #define DEFINE_NFS4_CLIENTID_EVENT(name) \
207 	DEFINE_EVENT(nfs4_clientid_event, name,	 \
208 			TP_PROTO( \
209 				const struct nfs_client *clp, \
210 				int error \
211 			), \
212 			TP_ARGS(clp, error))
213 DEFINE_NFS4_CLIENTID_EVENT(nfs4_setclientid);
214 DEFINE_NFS4_CLIENTID_EVENT(nfs4_setclientid_confirm);
215 DEFINE_NFS4_CLIENTID_EVENT(nfs4_renew);
216 DEFINE_NFS4_CLIENTID_EVENT(nfs4_renew_async);
217 #ifdef CONFIG_NFS_V4_1
218 DEFINE_NFS4_CLIENTID_EVENT(nfs4_exchange_id);
219 DEFINE_NFS4_CLIENTID_EVENT(nfs4_create_session);
220 DEFINE_NFS4_CLIENTID_EVENT(nfs4_destroy_session);
221 DEFINE_NFS4_CLIENTID_EVENT(nfs4_destroy_clientid);
222 DEFINE_NFS4_CLIENTID_EVENT(nfs4_bind_conn_to_session);
223 DEFINE_NFS4_CLIENTID_EVENT(nfs4_sequence);
224 DEFINE_NFS4_CLIENTID_EVENT(nfs4_reclaim_complete);
225 #endif /* CONFIG_NFS_V4_1 */
226 
227 DECLARE_EVENT_CLASS(nfs4_open_event,
228 		TP_PROTO(
229 			const struct nfs_open_context *ctx,
230 			int flags,
231 			int error
232 		),
233 
234 		TP_ARGS(ctx, flags, error),
235 
236 		TP_STRUCT__entry(
237 			__field(int, error)
238 			__field(unsigned int, flags)
239 			__field(unsigned int, fmode)
240 			__field(dev_t, dev)
241 			__field(u32, fhandle)
242 			__field(u64, fileid)
243 			__field(u64, dir)
244 			__string(name, ctx->dentry->d_name.name)
245 		),
246 
247 		TP_fast_assign(
248 			const struct nfs4_state *state = ctx->state;
249 			const struct inode *inode = NULL;
250 
251 			__entry->error = error;
252 			__entry->flags = flags;
253 			__entry->fmode = (__force unsigned int)ctx->mode;
254 			__entry->dev = ctx->dentry->d_sb->s_dev;
255 			if (!IS_ERR(state))
256 				inode = state->inode;
257 			if (inode != NULL) {
258 				__entry->fileid = NFS_FILEID(inode);
259 				__entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
260 			} else {
261 				__entry->fileid = 0;
262 				__entry->fhandle = 0;
263 			}
264 			__entry->dir = NFS_FILEID(ctx->dentry->d_parent->d_inode);
265 			__assign_str(name, ctx->dentry->d_name.name);
266 		),
267 
268 		TP_printk(
269 			"error=%d (%s) flags=%d (%s) fmode=%s "
270 			"fileid=%02x:%02x:%llu fhandle=0x%08x "
271 			"name=%02x:%02x:%llu/%s",
272 			 __entry->error,
273 			 show_nfsv4_errors(__entry->error),
274 			 __entry->flags,
275 			 show_open_flags(__entry->flags),
276 			 show_fmode_flags(__entry->fmode),
277 			 MAJOR(__entry->dev), MINOR(__entry->dev),
278 			 (unsigned long long)__entry->fileid,
279 			 __entry->fhandle,
280 			 MAJOR(__entry->dev), MINOR(__entry->dev),
281 			 (unsigned long long)__entry->dir,
282 			 __get_str(name)
283 		)
284 );
285 
286 #define DEFINE_NFS4_OPEN_EVENT(name) \
287 	DEFINE_EVENT(nfs4_open_event, name, \
288 			TP_PROTO( \
289 				const struct nfs_open_context *ctx, \
290 				int flags, \
291 				int error \
292 			), \
293 			TP_ARGS(ctx, flags, error))
294 DEFINE_NFS4_OPEN_EVENT(nfs4_open_reclaim);
295 DEFINE_NFS4_OPEN_EVENT(nfs4_open_expired);
296 DEFINE_NFS4_OPEN_EVENT(nfs4_open_file);
297 
298 TRACE_EVENT(nfs4_close,
299 		TP_PROTO(
300 			const struct nfs4_state *state,
301 			const struct nfs_closeargs *args,
302 			const struct nfs_closeres *res,
303 			int error
304 		),
305 
306 		TP_ARGS(state, args, res, error),
307 
308 		TP_STRUCT__entry(
309 			__field(dev_t, dev)
310 			__field(u32, fhandle)
311 			__field(u64, fileid)
312 			__field(unsigned int, fmode)
313 			__field(int, error)
314 		),
315 
316 		TP_fast_assign(
317 			const struct inode *inode = state->inode;
318 
319 			__entry->dev = inode->i_sb->s_dev;
320 			__entry->fileid = NFS_FILEID(inode);
321 			__entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
322 			__entry->fmode = (__force unsigned int)state->state;
323 			__entry->error = error;
324 		),
325 
326 		TP_printk(
327 			"error=%d (%s) fmode=%s fileid=%02x:%02x:%llu "
328 			"fhandle=0x%08x",
329 			__entry->error,
330 			show_nfsv4_errors(__entry->error),
331 			__entry->fmode ?  show_fmode_flags(__entry->fmode) :
332 					  "closed",
333 			MAJOR(__entry->dev), MINOR(__entry->dev),
334 			(unsigned long long)__entry->fileid,
335 			__entry->fhandle
336 		)
337 );
338 
339 #define show_lock_cmd(type) \
340 	__print_symbolic((int)type, \
341 		{ F_GETLK, "GETLK" }, \
342 		{ F_SETLK, "SETLK" }, \
343 		{ F_SETLKW, "SETLKW" })
344 #define show_lock_type(type) \
345 	__print_symbolic((int)type, \
346 		{ F_RDLCK, "RDLCK" }, \
347 		{ F_WRLCK, "WRLCK" }, \
348 		{ F_UNLCK, "UNLCK" })
349 
350 DECLARE_EVENT_CLASS(nfs4_lock_event,
351 		TP_PROTO(
352 			const struct file_lock *request,
353 			const struct nfs4_state *state,
354 			int cmd,
355 			int error
356 		),
357 
358 		TP_ARGS(request, state, cmd, error),
359 
360 		TP_STRUCT__entry(
361 			__field(int, error)
362 			__field(int, cmd)
363 			__field(char, type)
364 			__field(loff_t, start)
365 			__field(loff_t, end)
366 			__field(dev_t, dev)
367 			__field(u32, fhandle)
368 			__field(u64, fileid)
369 		),
370 
371 		TP_fast_assign(
372 			const struct inode *inode = state->inode;
373 
374 			__entry->error = error;
375 			__entry->cmd = cmd;
376 			__entry->type = request->fl_type;
377 			__entry->start = request->fl_start;
378 			__entry->end = request->fl_end;
379 			__entry->dev = inode->i_sb->s_dev;
380 			__entry->fileid = NFS_FILEID(inode);
381 			__entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
382 		),
383 
384 		TP_printk(
385 			"error=%d (%s) cmd=%s:%s range=%lld:%lld "
386 			"fileid=%02x:%02x:%llu fhandle=0x%08x",
387 			__entry->error,
388 			show_nfsv4_errors(__entry->error),
389 			show_lock_cmd(__entry->cmd),
390 			show_lock_type(__entry->type),
391 			(long long)__entry->start,
392 			(long long)__entry->end,
393 			MAJOR(__entry->dev), MINOR(__entry->dev),
394 			(unsigned long long)__entry->fileid,
395 			__entry->fhandle
396 		)
397 );
398 
399 #define DEFINE_NFS4_LOCK_EVENT(name) \
400 	DEFINE_EVENT(nfs4_lock_event, name, \
401 			TP_PROTO( \
402 				const struct file_lock *request, \
403 				const struct nfs4_state *state, \
404 				int cmd, \
405 				int error \
406 			), \
407 			TP_ARGS(request, state, cmd, error))
408 DEFINE_NFS4_LOCK_EVENT(nfs4_get_lock);
409 DEFINE_NFS4_LOCK_EVENT(nfs4_set_lock);
410 DEFINE_NFS4_LOCK_EVENT(nfs4_lock_reclaim);
411 DEFINE_NFS4_LOCK_EVENT(nfs4_lock_expired);
412 DEFINE_NFS4_LOCK_EVENT(nfs4_unlock);
413 
414 DECLARE_EVENT_CLASS(nfs4_set_delegation_event,
415 		TP_PROTO(
416 			const struct inode *inode,
417 			fmode_t fmode
418 		),
419 
420 		TP_ARGS(inode, fmode),
421 
422 		TP_STRUCT__entry(
423 			__field(dev_t, dev)
424 			__field(u32, fhandle)
425 			__field(u64, fileid)
426 			__field(unsigned int, fmode)
427 		),
428 
429 		TP_fast_assign(
430 			__entry->dev = inode->i_sb->s_dev;
431 			__entry->fileid = NFS_FILEID(inode);
432 			__entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
433 			__entry->fmode = (__force unsigned int)fmode;
434 		),
435 
436 		TP_printk(
437 			"fmode=%s fileid=%02x:%02x:%llu fhandle=0x%08x",
438 			show_fmode_flags(__entry->fmode),
439 			MAJOR(__entry->dev), MINOR(__entry->dev),
440 			(unsigned long long)__entry->fileid,
441 			__entry->fhandle
442 		)
443 );
444 #define DEFINE_NFS4_SET_DELEGATION_EVENT(name) \
445 	DEFINE_EVENT(nfs4_set_delegation_event, name, \
446 			TP_PROTO( \
447 				const struct inode *inode, \
448 				fmode_t fmode \
449 			), \
450 			TP_ARGS(inode, fmode))
451 DEFINE_NFS4_SET_DELEGATION_EVENT(nfs4_set_delegation);
452 DEFINE_NFS4_SET_DELEGATION_EVENT(nfs4_reclaim_delegation);
453 
454 TRACE_EVENT(nfs4_delegreturn_exit,
455 		TP_PROTO(
456 			const struct nfs4_delegreturnargs *args,
457 			const struct nfs4_delegreturnres *res,
458 			int error
459 		),
460 
461 		TP_ARGS(args, res, error),
462 
463 		TP_STRUCT__entry(
464 			__field(dev_t, dev)
465 			__field(u32, fhandle)
466 			__field(int, error)
467 		),
468 
469 		TP_fast_assign(
470 			__entry->dev = res->server->s_dev;
471 			__entry->fhandle = nfs_fhandle_hash(args->fhandle);
472 			__entry->error = error;
473 		),
474 
475 		TP_printk(
476 			"error=%d (%s) dev=%02x:%02x fhandle=0x%08x",
477 			__entry->error,
478 			show_nfsv4_errors(__entry->error),
479 			MAJOR(__entry->dev), MINOR(__entry->dev),
480 			__entry->fhandle
481 		)
482 );
483 
484 DECLARE_EVENT_CLASS(nfs4_lookup_event,
485 		TP_PROTO(
486 			const struct inode *dir,
487 			const struct qstr *name,
488 			int error
489 		),
490 
491 		TP_ARGS(dir, name, error),
492 
493 		TP_STRUCT__entry(
494 			__field(dev_t, dev)
495 			__field(int, error)
496 			__field(u64, dir)
497 			__string(name, name->name)
498 		),
499 
500 		TP_fast_assign(
501 			__entry->dev = dir->i_sb->s_dev;
502 			__entry->dir = NFS_FILEID(dir);
503 			__entry->error = error;
504 			__assign_str(name, name->name);
505 		),
506 
507 		TP_printk(
508 			"error=%d (%s) name=%02x:%02x:%llu/%s",
509 			__entry->error,
510 			show_nfsv4_errors(__entry->error),
511 			MAJOR(__entry->dev), MINOR(__entry->dev),
512 			(unsigned long long)__entry->dir,
513 			__get_str(name)
514 		)
515 );
516 
517 #define DEFINE_NFS4_LOOKUP_EVENT(name) \
518 	DEFINE_EVENT(nfs4_lookup_event, name, \
519 			TP_PROTO( \
520 				const struct inode *dir, \
521 				const struct qstr *name, \
522 				int error \
523 			), \
524 			TP_ARGS(dir, name, error))
525 
526 DEFINE_NFS4_LOOKUP_EVENT(nfs4_lookup);
527 DEFINE_NFS4_LOOKUP_EVENT(nfs4_symlink);
528 DEFINE_NFS4_LOOKUP_EVENT(nfs4_mkdir);
529 DEFINE_NFS4_LOOKUP_EVENT(nfs4_mknod);
530 DEFINE_NFS4_LOOKUP_EVENT(nfs4_remove);
531 DEFINE_NFS4_LOOKUP_EVENT(nfs4_get_fs_locations);
532 DEFINE_NFS4_LOOKUP_EVENT(nfs4_secinfo);
533 
534 TRACE_EVENT(nfs4_rename,
535 		TP_PROTO(
536 			const struct inode *olddir,
537 			const struct qstr *oldname,
538 			const struct inode *newdir,
539 			const struct qstr *newname,
540 			int error
541 		),
542 
543 		TP_ARGS(olddir, oldname, newdir, newname, error),
544 
545 		TP_STRUCT__entry(
546 			__field(dev_t, dev)
547 			__field(int, error)
548 			__field(u64, olddir)
549 			__string(oldname, oldname->name)
550 			__field(u64, newdir)
551 			__string(newname, newname->name)
552 		),
553 
554 		TP_fast_assign(
555 			__entry->dev = olddir->i_sb->s_dev;
556 			__entry->olddir = NFS_FILEID(olddir);
557 			__entry->newdir = NFS_FILEID(newdir);
558 			__entry->error = error;
559 			__assign_str(oldname, oldname->name);
560 			__assign_str(newname, newname->name);
561 		),
562 
563 		TP_printk(
564 			"error=%d (%s) oldname=%02x:%02x:%llu/%s "
565 			"newname=%02x:%02x:%llu/%s",
566 			__entry->error,
567 			show_nfsv4_errors(__entry->error),
568 			MAJOR(__entry->dev), MINOR(__entry->dev),
569 			(unsigned long long)__entry->olddir,
570 			__get_str(oldname),
571 			MAJOR(__entry->dev), MINOR(__entry->dev),
572 			(unsigned long long)__entry->newdir,
573 			__get_str(newname)
574 		)
575 );
576 
577 DECLARE_EVENT_CLASS(nfs4_inode_event,
578 		TP_PROTO(
579 			const struct inode *inode,
580 			int error
581 		),
582 
583 		TP_ARGS(inode, error),
584 
585 		TP_STRUCT__entry(
586 			__field(dev_t, dev)
587 			__field(u32, fhandle)
588 			__field(u64, fileid)
589 			__field(int, error)
590 		),
591 
592 		TP_fast_assign(
593 			__entry->dev = inode->i_sb->s_dev;
594 			__entry->fileid = NFS_FILEID(inode);
595 			__entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
596 			__entry->error = error;
597 		),
598 
599 		TP_printk(
600 			"error=%d (%s) fileid=%02x:%02x:%llu fhandle=0x%08x",
601 			__entry->error,
602 			show_nfsv4_errors(__entry->error),
603 			MAJOR(__entry->dev), MINOR(__entry->dev),
604 			(unsigned long long)__entry->fileid,
605 			__entry->fhandle
606 		)
607 );
608 
609 #define DEFINE_NFS4_INODE_EVENT(name) \
610 	DEFINE_EVENT(nfs4_inode_event, name, \
611 			TP_PROTO( \
612 				const struct inode *inode, \
613 				int error \
614 			), \
615 			TP_ARGS(inode, error))
616 
617 DEFINE_NFS4_INODE_EVENT(nfs4_setattr);
618 DEFINE_NFS4_INODE_EVENT(nfs4_access);
619 DEFINE_NFS4_INODE_EVENT(nfs4_readlink);
620 DEFINE_NFS4_INODE_EVENT(nfs4_readdir);
621 DEFINE_NFS4_INODE_EVENT(nfs4_get_acl);
622 DEFINE_NFS4_INODE_EVENT(nfs4_set_acl);
623 #ifdef CONFIG_NFS_V4_SECURITY_LABEL
624 DEFINE_NFS4_INODE_EVENT(nfs4_get_security_label);
625 DEFINE_NFS4_INODE_EVENT(nfs4_set_security_label);
626 #endif /* CONFIG_NFS_V4_SECURITY_LABEL */
627 DEFINE_NFS4_INODE_EVENT(nfs4_recall_delegation);
628 DEFINE_NFS4_INODE_EVENT(nfs4_delegreturn);
629 
630 DECLARE_EVENT_CLASS(nfs4_idmap_event,
631 		TP_PROTO(
632 			const char *name,
633 			int len,
634 			u32 id,
635 			int error
636 		),
637 
638 		TP_ARGS(name, len, id, error),
639 
640 		TP_STRUCT__entry(
641 			__field(int, error)
642 			__field(u32, id)
643 			__dynamic_array(char, name, len > 0 ? len + 1 : 1)
644 		),
645 
646 		TP_fast_assign(
647 			if (len < 0)
648 				len = 0;
649 			__entry->error = error < 0 ? error : 0;
650 			__entry->id = id;
651 			memcpy(__get_dynamic_array(name), name, len);
652 			((char *)__get_dynamic_array(name))[len] = 0;
653 		),
654 
655 		TP_printk(
656 			"error=%d id=%u name=%s",
657 			__entry->error,
658 			__entry->id,
659 			__get_str(name)
660 		)
661 );
662 #define DEFINE_NFS4_IDMAP_EVENT(name) \
663 	DEFINE_EVENT(nfs4_idmap_event, name, \
664 			TP_PROTO( \
665 				const char *name, \
666 				int len, \
667 				u32 id, \
668 				int error \
669 			), \
670 			TP_ARGS(name, len, id, error))
671 DEFINE_NFS4_IDMAP_EVENT(nfs4_map_name_to_uid);
672 DEFINE_NFS4_IDMAP_EVENT(nfs4_map_group_to_gid);
673 DEFINE_NFS4_IDMAP_EVENT(nfs4_map_uid_to_name);
674 DEFINE_NFS4_IDMAP_EVENT(nfs4_map_gid_to_group);
675 
676 #endif /* _TRACE_NFS4_H */
677 
678 #undef TRACE_INCLUDE_PATH
679 #define TRACE_INCLUDE_PATH .
680 #define TRACE_INCLUDE_FILE nfs4trace
681 /* This part must be outside protection */
682 #include <trace/define_trace.h>
683