xref: /linux/fs/nfsd/trace.h (revision 68550cbc6129159b7a6434796b721e8b66ee12f6)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2014 Christoph Hellwig.
4  */
5 #undef TRACE_SYSTEM
6 #define TRACE_SYSTEM nfsd
7 
8 #if !defined(_NFSD_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
9 #define _NFSD_TRACE_H
10 
11 #include <linux/tracepoint.h>
12 
13 #include "export.h"
14 #include "nfsfh.h"
15 
16 #define NFSD_TRACE_PROC_ARG_FIELDS \
17 		__field(unsigned int, netns_ino) \
18 		__field(u32, xid) \
19 		__array(unsigned char, server, sizeof(struct sockaddr_in6)) \
20 		__array(unsigned char, client, sizeof(struct sockaddr_in6))
21 
22 #define NFSD_TRACE_PROC_ARG_ASSIGNMENTS \
23 		do { \
24 			__entry->netns_ino = SVC_NET(rqstp)->ns.inum; \
25 			__entry->xid = be32_to_cpu(rqstp->rq_xid); \
26 			memcpy(__entry->server, &rqstp->rq_xprt->xpt_local, \
27 			       rqstp->rq_xprt->xpt_locallen); \
28 			memcpy(__entry->client, &rqstp->rq_xprt->xpt_remote, \
29 			       rqstp->rq_xprt->xpt_remotelen); \
30 		} while (0);
31 
32 #define NFSD_TRACE_PROC_RES_FIELDS \
33 		__field(unsigned int, netns_ino) \
34 		__field(u32, xid) \
35 		__field(unsigned long, status) \
36 		__array(unsigned char, server, sizeof(struct sockaddr_in6)) \
37 		__array(unsigned char, client, sizeof(struct sockaddr_in6))
38 
39 #define NFSD_TRACE_PROC_RES_ASSIGNMENTS(error) \
40 		do { \
41 			__entry->netns_ino = SVC_NET(rqstp)->ns.inum; \
42 			__entry->xid = be32_to_cpu(rqstp->rq_xid); \
43 			__entry->status = be32_to_cpu(error); \
44 			memcpy(__entry->server, &rqstp->rq_xprt->xpt_local, \
45 			       rqstp->rq_xprt->xpt_locallen); \
46 			memcpy(__entry->client, &rqstp->rq_xprt->xpt_remote, \
47 			       rqstp->rq_xprt->xpt_remotelen); \
48 		} while (0);
49 
50 TRACE_EVENT(nfsd_garbage_args_err,
51 	TP_PROTO(
52 		const struct svc_rqst *rqstp
53 	),
54 	TP_ARGS(rqstp),
55 	TP_STRUCT__entry(
56 		NFSD_TRACE_PROC_ARG_FIELDS
57 
58 		__field(u32, vers)
59 		__field(u32, proc)
60 	),
61 	TP_fast_assign(
62 		NFSD_TRACE_PROC_ARG_ASSIGNMENTS
63 
64 		__entry->vers = rqstp->rq_vers;
65 		__entry->proc = rqstp->rq_proc;
66 	),
67 	TP_printk("xid=0x%08x vers=%u proc=%u",
68 		__entry->xid, __entry->vers, __entry->proc
69 	)
70 );
71 
72 TRACE_EVENT(nfsd_cant_encode_err,
73 	TP_PROTO(
74 		const struct svc_rqst *rqstp
75 	),
76 	TP_ARGS(rqstp),
77 	TP_STRUCT__entry(
78 		NFSD_TRACE_PROC_ARG_FIELDS
79 
80 		__field(u32, vers)
81 		__field(u32, proc)
82 	),
83 	TP_fast_assign(
84 		NFSD_TRACE_PROC_ARG_ASSIGNMENTS
85 
86 		__entry->vers = rqstp->rq_vers;
87 		__entry->proc = rqstp->rq_proc;
88 	),
89 	TP_printk("xid=0x%08x vers=%u proc=%u",
90 		__entry->xid, __entry->vers, __entry->proc
91 	)
92 );
93 
94 #define show_nfsd_may_flags(x)						\
95 	__print_flags(x, "|",						\
96 		{ NFSD_MAY_EXEC,		"EXEC" },		\
97 		{ NFSD_MAY_WRITE,		"WRITE" },		\
98 		{ NFSD_MAY_READ,		"READ" },		\
99 		{ NFSD_MAY_SATTR,		"SATTR" },		\
100 		{ NFSD_MAY_TRUNC,		"TRUNC" },		\
101 		{ NFSD_MAY_LOCK,		"LOCK" },		\
102 		{ NFSD_MAY_OWNER_OVERRIDE,	"OWNER_OVERRIDE" },	\
103 		{ NFSD_MAY_LOCAL_ACCESS,	"LOCAL_ACCESS" },	\
104 		{ NFSD_MAY_BYPASS_GSS_ON_ROOT,	"BYPASS_GSS_ON_ROOT" },	\
105 		{ NFSD_MAY_NOT_BREAK_LEASE,	"NOT_BREAK_LEASE" },	\
106 		{ NFSD_MAY_BYPASS_GSS,		"BYPASS_GSS" },		\
107 		{ NFSD_MAY_READ_IF_EXEC,	"READ_IF_EXEC" },	\
108 		{ NFSD_MAY_64BIT_COOKIE,	"64BIT_COOKIE" })
109 
110 TRACE_EVENT(nfsd_compound,
111 	TP_PROTO(const struct svc_rqst *rqst,
112 		 u32 args_opcnt),
113 	TP_ARGS(rqst, args_opcnt),
114 	TP_STRUCT__entry(
115 		__field(u32, xid)
116 		__field(u32, args_opcnt)
117 	),
118 	TP_fast_assign(
119 		__entry->xid = be32_to_cpu(rqst->rq_xid);
120 		__entry->args_opcnt = args_opcnt;
121 	),
122 	TP_printk("xid=0x%08x opcnt=%u",
123 		__entry->xid, __entry->args_opcnt)
124 )
125 
126 TRACE_EVENT(nfsd_compound_status,
127 	TP_PROTO(u32 args_opcnt,
128 		 u32 resp_opcnt,
129 		 __be32 status,
130 		 const char *name),
131 	TP_ARGS(args_opcnt, resp_opcnt, status, name),
132 	TP_STRUCT__entry(
133 		__field(u32, args_opcnt)
134 		__field(u32, resp_opcnt)
135 		__field(int, status)
136 		__string(name, name)
137 	),
138 	TP_fast_assign(
139 		__entry->args_opcnt = args_opcnt;
140 		__entry->resp_opcnt = resp_opcnt;
141 		__entry->status = be32_to_cpu(status);
142 		__assign_str(name, name);
143 	),
144 	TP_printk("op=%u/%u %s status=%d",
145 		__entry->resp_opcnt, __entry->args_opcnt,
146 		__get_str(name), __entry->status)
147 )
148 
149 TRACE_EVENT(nfsd_compound_decode_err,
150 	TP_PROTO(
151 		const struct svc_rqst *rqstp,
152 		u32 args_opcnt,
153 		u32 resp_opcnt,
154 		u32 opnum,
155 		__be32 status
156 	),
157 	TP_ARGS(rqstp, args_opcnt, resp_opcnt, opnum, status),
158 	TP_STRUCT__entry(
159 		NFSD_TRACE_PROC_RES_FIELDS
160 
161 		__field(u32, args_opcnt)
162 		__field(u32, resp_opcnt)
163 		__field(u32, opnum)
164 	),
165 	TP_fast_assign(
166 		NFSD_TRACE_PROC_RES_ASSIGNMENTS(status)
167 
168 		__entry->args_opcnt = args_opcnt;
169 		__entry->resp_opcnt = resp_opcnt;
170 		__entry->opnum = opnum;
171 	),
172 	TP_printk("op=%u/%u opnum=%u status=%lu",
173 		__entry->resp_opcnt, __entry->args_opcnt,
174 		__entry->opnum, __entry->status)
175 );
176 
177 TRACE_EVENT(nfsd_compound_encode_err,
178 	TP_PROTO(
179 		const struct svc_rqst *rqstp,
180 		u32 opnum,
181 		__be32 status
182 	),
183 	TP_ARGS(rqstp, opnum, status),
184 	TP_STRUCT__entry(
185 		NFSD_TRACE_PROC_RES_FIELDS
186 
187 		__field(u32, opnum)
188 	),
189 	TP_fast_assign(
190 		NFSD_TRACE_PROC_RES_ASSIGNMENTS(status)
191 
192 		__entry->opnum = opnum;
193 	),
194 	TP_printk("opnum=%u status=%lu",
195 		__entry->opnum, __entry->status)
196 );
197 
198 
199 DECLARE_EVENT_CLASS(nfsd_fh_err_class,
200 	TP_PROTO(struct svc_rqst *rqstp,
201 		 struct svc_fh	*fhp,
202 		 int		status),
203 	TP_ARGS(rqstp, fhp, status),
204 	TP_STRUCT__entry(
205 		__field(u32, xid)
206 		__field(u32, fh_hash)
207 		__field(int, status)
208 	),
209 	TP_fast_assign(
210 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
211 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
212 		__entry->status = status;
213 	),
214 	TP_printk("xid=0x%08x fh_hash=0x%08x status=%d",
215 		  __entry->xid, __entry->fh_hash,
216 		  __entry->status)
217 )
218 
219 #define DEFINE_NFSD_FH_ERR_EVENT(name)		\
220 DEFINE_EVENT(nfsd_fh_err_class, nfsd_##name,	\
221 	TP_PROTO(struct svc_rqst *rqstp,	\
222 		 struct svc_fh	*fhp,		\
223 		 int		status),	\
224 	TP_ARGS(rqstp, fhp, status))
225 
226 DEFINE_NFSD_FH_ERR_EVENT(set_fh_dentry_badexport);
227 DEFINE_NFSD_FH_ERR_EVENT(set_fh_dentry_badhandle);
228 
229 TRACE_EVENT(nfsd_exp_find_key,
230 	TP_PROTO(const struct svc_expkey *key,
231 		 int status),
232 	TP_ARGS(key, status),
233 	TP_STRUCT__entry(
234 		__field(int, fsidtype)
235 		__array(u32, fsid, 6)
236 		__string(auth_domain, key->ek_client->name)
237 		__field(int, status)
238 	),
239 	TP_fast_assign(
240 		__entry->fsidtype = key->ek_fsidtype;
241 		memcpy(__entry->fsid, key->ek_fsid, 4*6);
242 		__assign_str(auth_domain, key->ek_client->name);
243 		__entry->status = status;
244 	),
245 	TP_printk("fsid=%x::%s domain=%s status=%d",
246 		__entry->fsidtype,
247 		__print_array(__entry->fsid, 6, 4),
248 		__get_str(auth_domain),
249 		__entry->status
250 	)
251 );
252 
253 TRACE_EVENT(nfsd_expkey_update,
254 	TP_PROTO(const struct svc_expkey *key, const char *exp_path),
255 	TP_ARGS(key, exp_path),
256 	TP_STRUCT__entry(
257 		__field(int, fsidtype)
258 		__array(u32, fsid, 6)
259 		__string(auth_domain, key->ek_client->name)
260 		__string(path, exp_path)
261 		__field(bool, cache)
262 	),
263 	TP_fast_assign(
264 		__entry->fsidtype = key->ek_fsidtype;
265 		memcpy(__entry->fsid, key->ek_fsid, 4*6);
266 		__assign_str(auth_domain, key->ek_client->name);
267 		__assign_str(path, exp_path);
268 		__entry->cache = !test_bit(CACHE_NEGATIVE, &key->h.flags);
269 	),
270 	TP_printk("fsid=%x::%s domain=%s path=%s cache=%s",
271 		__entry->fsidtype,
272 		__print_array(__entry->fsid, 6, 4),
273 		__get_str(auth_domain),
274 		__get_str(path),
275 		__entry->cache ? "pos" : "neg"
276 	)
277 );
278 
279 TRACE_EVENT(nfsd_exp_get_by_name,
280 	TP_PROTO(const struct svc_export *key,
281 		 int status),
282 	TP_ARGS(key, status),
283 	TP_STRUCT__entry(
284 		__string(path, key->ex_path.dentry->d_name.name)
285 		__string(auth_domain, key->ex_client->name)
286 		__field(int, status)
287 	),
288 	TP_fast_assign(
289 		__assign_str(path, key->ex_path.dentry->d_name.name);
290 		__assign_str(auth_domain, key->ex_client->name);
291 		__entry->status = status;
292 	),
293 	TP_printk("path=%s domain=%s status=%d",
294 		__get_str(path),
295 		__get_str(auth_domain),
296 		__entry->status
297 	)
298 );
299 
300 TRACE_EVENT(nfsd_export_update,
301 	TP_PROTO(const struct svc_export *key),
302 	TP_ARGS(key),
303 	TP_STRUCT__entry(
304 		__string(path, key->ex_path.dentry->d_name.name)
305 		__string(auth_domain, key->ex_client->name)
306 		__field(bool, cache)
307 	),
308 	TP_fast_assign(
309 		__assign_str(path, key->ex_path.dentry->d_name.name);
310 		__assign_str(auth_domain, key->ex_client->name);
311 		__entry->cache = !test_bit(CACHE_NEGATIVE, &key->h.flags);
312 	),
313 	TP_printk("path=%s domain=%s cache=%s",
314 		__get_str(path),
315 		__get_str(auth_domain),
316 		__entry->cache ? "pos" : "neg"
317 	)
318 );
319 
320 DECLARE_EVENT_CLASS(nfsd_io_class,
321 	TP_PROTO(struct svc_rqst *rqstp,
322 		 struct svc_fh	*fhp,
323 		 loff_t		offset,
324 		 unsigned long	len),
325 	TP_ARGS(rqstp, fhp, offset, len),
326 	TP_STRUCT__entry(
327 		__field(u32, xid)
328 		__field(u32, fh_hash)
329 		__field(loff_t, offset)
330 		__field(unsigned long, len)
331 	),
332 	TP_fast_assign(
333 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
334 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
335 		__entry->offset = offset;
336 		__entry->len = len;
337 	),
338 	TP_printk("xid=0x%08x fh_hash=0x%08x offset=%lld len=%lu",
339 		  __entry->xid, __entry->fh_hash,
340 		  __entry->offset, __entry->len)
341 )
342 
343 #define DEFINE_NFSD_IO_EVENT(name)		\
344 DEFINE_EVENT(nfsd_io_class, nfsd_##name,	\
345 	TP_PROTO(struct svc_rqst *rqstp,	\
346 		 struct svc_fh	*fhp,		\
347 		 loff_t		offset,		\
348 		 unsigned long	len),		\
349 	TP_ARGS(rqstp, fhp, offset, len))
350 
351 DEFINE_NFSD_IO_EVENT(read_start);
352 DEFINE_NFSD_IO_EVENT(read_splice);
353 DEFINE_NFSD_IO_EVENT(read_vector);
354 DEFINE_NFSD_IO_EVENT(read_io_done);
355 DEFINE_NFSD_IO_EVENT(read_done);
356 DEFINE_NFSD_IO_EVENT(write_start);
357 DEFINE_NFSD_IO_EVENT(write_opened);
358 DEFINE_NFSD_IO_EVENT(write_io_done);
359 DEFINE_NFSD_IO_EVENT(write_done);
360 
361 DECLARE_EVENT_CLASS(nfsd_err_class,
362 	TP_PROTO(struct svc_rqst *rqstp,
363 		 struct svc_fh	*fhp,
364 		 loff_t		offset,
365 		 int		status),
366 	TP_ARGS(rqstp, fhp, offset, status),
367 	TP_STRUCT__entry(
368 		__field(u32, xid)
369 		__field(u32, fh_hash)
370 		__field(loff_t, offset)
371 		__field(int, status)
372 	),
373 	TP_fast_assign(
374 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
375 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
376 		__entry->offset = offset;
377 		__entry->status = status;
378 	),
379 	TP_printk("xid=0x%08x fh_hash=0x%08x offset=%lld status=%d",
380 		  __entry->xid, __entry->fh_hash,
381 		  __entry->offset, __entry->status)
382 )
383 
384 #define DEFINE_NFSD_ERR_EVENT(name)		\
385 DEFINE_EVENT(nfsd_err_class, nfsd_##name,	\
386 	TP_PROTO(struct svc_rqst *rqstp,	\
387 		 struct svc_fh	*fhp,		\
388 		 loff_t		offset,		\
389 		 int		len),		\
390 	TP_ARGS(rqstp, fhp, offset, len))
391 
392 DEFINE_NFSD_ERR_EVENT(read_err);
393 DEFINE_NFSD_ERR_EVENT(write_err);
394 
395 TRACE_EVENT(nfsd_dirent,
396 	TP_PROTO(struct svc_fh *fhp,
397 		 u64 ino,
398 		 const char *name,
399 		 int namlen),
400 	TP_ARGS(fhp, ino, name, namlen),
401 	TP_STRUCT__entry(
402 		__field(u32, fh_hash)
403 		__field(u64, ino)
404 		__string_len(name, name, namlen)
405 	),
406 	TP_fast_assign(
407 		__entry->fh_hash = fhp ? knfsd_fh_hash(&fhp->fh_handle) : 0;
408 		__entry->ino = ino;
409 		__assign_str_len(name, name, namlen)
410 	),
411 	TP_printk("fh_hash=0x%08x ino=%llu name=%s",
412 		__entry->fh_hash, __entry->ino, __get_str(name)
413 	)
414 )
415 
416 #include "state.h"
417 #include "filecache.h"
418 #include "vfs.h"
419 
420 DECLARE_EVENT_CLASS(nfsd_stateid_class,
421 	TP_PROTO(stateid_t *stp),
422 	TP_ARGS(stp),
423 	TP_STRUCT__entry(
424 		__field(u32, cl_boot)
425 		__field(u32, cl_id)
426 		__field(u32, si_id)
427 		__field(u32, si_generation)
428 	),
429 	TP_fast_assign(
430 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
431 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
432 		__entry->si_id = stp->si_opaque.so_id;
433 		__entry->si_generation = stp->si_generation;
434 	),
435 	TP_printk("client %08x:%08x stateid %08x:%08x",
436 		__entry->cl_boot,
437 		__entry->cl_id,
438 		__entry->si_id,
439 		__entry->si_generation)
440 )
441 
442 #define DEFINE_STATEID_EVENT(name) \
443 DEFINE_EVENT(nfsd_stateid_class, nfsd_##name, \
444 	TP_PROTO(stateid_t *stp), \
445 	TP_ARGS(stp))
446 
447 DEFINE_STATEID_EVENT(layoutstate_alloc);
448 DEFINE_STATEID_EVENT(layoutstate_unhash);
449 DEFINE_STATEID_EVENT(layoutstate_free);
450 DEFINE_STATEID_EVENT(layout_get_lookup_fail);
451 DEFINE_STATEID_EVENT(layout_commit_lookup_fail);
452 DEFINE_STATEID_EVENT(layout_return_lookup_fail);
453 DEFINE_STATEID_EVENT(layout_recall);
454 DEFINE_STATEID_EVENT(layout_recall_done);
455 DEFINE_STATEID_EVENT(layout_recall_fail);
456 DEFINE_STATEID_EVENT(layout_recall_release);
457 
458 DEFINE_STATEID_EVENT(open);
459 DEFINE_STATEID_EVENT(deleg_read);
460 DEFINE_STATEID_EVENT(deleg_recall);
461 
462 DECLARE_EVENT_CLASS(nfsd_stateseqid_class,
463 	TP_PROTO(u32 seqid, const stateid_t *stp),
464 	TP_ARGS(seqid, stp),
465 	TP_STRUCT__entry(
466 		__field(u32, seqid)
467 		__field(u32, cl_boot)
468 		__field(u32, cl_id)
469 		__field(u32, si_id)
470 		__field(u32, si_generation)
471 	),
472 	TP_fast_assign(
473 		__entry->seqid = seqid;
474 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
475 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
476 		__entry->si_id = stp->si_opaque.so_id;
477 		__entry->si_generation = stp->si_generation;
478 	),
479 	TP_printk("seqid=%u client %08x:%08x stateid %08x:%08x",
480 		__entry->seqid, __entry->cl_boot, __entry->cl_id,
481 		__entry->si_id, __entry->si_generation)
482 )
483 
484 #define DEFINE_STATESEQID_EVENT(name) \
485 DEFINE_EVENT(nfsd_stateseqid_class, nfsd_##name, \
486 	TP_PROTO(u32 seqid, const stateid_t *stp), \
487 	TP_ARGS(seqid, stp))
488 
489 DEFINE_STATESEQID_EVENT(preprocess);
490 DEFINE_STATESEQID_EVENT(open_confirm);
491 
492 DECLARE_EVENT_CLASS(nfsd_clientid_class,
493 	TP_PROTO(const clientid_t *clid),
494 	TP_ARGS(clid),
495 	TP_STRUCT__entry(
496 		__field(u32, cl_boot)
497 		__field(u32, cl_id)
498 	),
499 	TP_fast_assign(
500 		__entry->cl_boot = clid->cl_boot;
501 		__entry->cl_id = clid->cl_id;
502 	),
503 	TP_printk("client %08x:%08x", __entry->cl_boot, __entry->cl_id)
504 )
505 
506 #define DEFINE_CLIENTID_EVENT(name) \
507 DEFINE_EVENT(nfsd_clientid_class, nfsd_clid_##name, \
508 	TP_PROTO(const clientid_t *clid), \
509 	TP_ARGS(clid))
510 
511 DEFINE_CLIENTID_EVENT(expire_unconf);
512 DEFINE_CLIENTID_EVENT(reclaim_complete);
513 DEFINE_CLIENTID_EVENT(confirmed);
514 DEFINE_CLIENTID_EVENT(destroyed);
515 DEFINE_CLIENTID_EVENT(admin_expired);
516 DEFINE_CLIENTID_EVENT(replaced);
517 DEFINE_CLIENTID_EVENT(purged);
518 DEFINE_CLIENTID_EVENT(renew);
519 DEFINE_CLIENTID_EVENT(stale);
520 
521 DECLARE_EVENT_CLASS(nfsd_net_class,
522 	TP_PROTO(const struct nfsd_net *nn),
523 	TP_ARGS(nn),
524 	TP_STRUCT__entry(
525 		__field(unsigned long long, boot_time)
526 	),
527 	TP_fast_assign(
528 		__entry->boot_time = nn->boot_time;
529 	),
530 	TP_printk("boot_time=%16llx", __entry->boot_time)
531 )
532 
533 #define DEFINE_NET_EVENT(name) \
534 DEFINE_EVENT(nfsd_net_class, nfsd_##name, \
535 	TP_PROTO(const struct nfsd_net *nn), \
536 	TP_ARGS(nn))
537 
538 DEFINE_NET_EVENT(grace_start);
539 DEFINE_NET_EVENT(grace_complete);
540 
541 TRACE_EVENT(nfsd_clid_cred_mismatch,
542 	TP_PROTO(
543 		const struct nfs4_client *clp,
544 		const struct svc_rqst *rqstp
545 	),
546 	TP_ARGS(clp, rqstp),
547 	TP_STRUCT__entry(
548 		__field(u32, cl_boot)
549 		__field(u32, cl_id)
550 		__field(unsigned long, cl_flavor)
551 		__field(unsigned long, new_flavor)
552 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
553 	),
554 	TP_fast_assign(
555 		__entry->cl_boot = clp->cl_clientid.cl_boot;
556 		__entry->cl_id = clp->cl_clientid.cl_id;
557 		__entry->cl_flavor = clp->cl_cred.cr_flavor;
558 		__entry->new_flavor = rqstp->rq_cred.cr_flavor;
559 		memcpy(__entry->addr, &rqstp->rq_xprt->xpt_remote,
560 			sizeof(struct sockaddr_in6));
561 	),
562 	TP_printk("client %08x:%08x flavor=%s, conflict=%s from addr=%pISpc",
563 		__entry->cl_boot, __entry->cl_id,
564 		show_nfsd_authflavor(__entry->cl_flavor),
565 		show_nfsd_authflavor(__entry->new_flavor), __entry->addr
566 	)
567 )
568 
569 TRACE_EVENT(nfsd_clid_verf_mismatch,
570 	TP_PROTO(
571 		const struct nfs4_client *clp,
572 		const struct svc_rqst *rqstp,
573 		const nfs4_verifier *verf
574 	),
575 	TP_ARGS(clp, rqstp, verf),
576 	TP_STRUCT__entry(
577 		__field(u32, cl_boot)
578 		__field(u32, cl_id)
579 		__array(unsigned char, cl_verifier, NFS4_VERIFIER_SIZE)
580 		__array(unsigned char, new_verifier, NFS4_VERIFIER_SIZE)
581 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
582 	),
583 	TP_fast_assign(
584 		__entry->cl_boot = clp->cl_clientid.cl_boot;
585 		__entry->cl_id = clp->cl_clientid.cl_id;
586 		memcpy(__entry->cl_verifier, (void *)&clp->cl_verifier,
587 		       NFS4_VERIFIER_SIZE);
588 		memcpy(__entry->new_verifier, (void *)verf,
589 		       NFS4_VERIFIER_SIZE);
590 		memcpy(__entry->addr, &rqstp->rq_xprt->xpt_remote,
591 			sizeof(struct sockaddr_in6));
592 	),
593 	TP_printk("client %08x:%08x verf=0x%s, updated=0x%s from addr=%pISpc",
594 		__entry->cl_boot, __entry->cl_id,
595 		__print_hex_str(__entry->cl_verifier, NFS4_VERIFIER_SIZE),
596 		__print_hex_str(__entry->new_verifier, NFS4_VERIFIER_SIZE),
597 		__entry->addr
598 	)
599 );
600 
601 DECLARE_EVENT_CLASS(nfsd_clid_class,
602 	TP_PROTO(const struct nfs4_client *clp),
603 	TP_ARGS(clp),
604 	TP_STRUCT__entry(
605 		__field(u32, cl_boot)
606 		__field(u32, cl_id)
607 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
608 		__field(unsigned long, flavor)
609 		__array(unsigned char, verifier, NFS4_VERIFIER_SIZE)
610 		__string_len(name, name, clp->cl_name.len)
611 	),
612 	TP_fast_assign(
613 		__entry->cl_boot = clp->cl_clientid.cl_boot;
614 		__entry->cl_id = clp->cl_clientid.cl_id;
615 		memcpy(__entry->addr, &clp->cl_addr,
616 			sizeof(struct sockaddr_in6));
617 		__entry->flavor = clp->cl_cred.cr_flavor;
618 		memcpy(__entry->verifier, (void *)&clp->cl_verifier,
619 		       NFS4_VERIFIER_SIZE);
620 		__assign_str_len(name, clp->cl_name.data, clp->cl_name.len);
621 	),
622 	TP_printk("addr=%pISpc name='%s' verifier=0x%s flavor=%s client=%08x:%08x",
623 		__entry->addr, __get_str(name),
624 		__print_hex_str(__entry->verifier, NFS4_VERIFIER_SIZE),
625 		show_nfsd_authflavor(__entry->flavor),
626 		__entry->cl_boot, __entry->cl_id)
627 );
628 
629 #define DEFINE_CLID_EVENT(name) \
630 DEFINE_EVENT(nfsd_clid_class, nfsd_clid_##name, \
631 	TP_PROTO(const struct nfs4_client *clp), \
632 	TP_ARGS(clp))
633 
634 DEFINE_CLID_EVENT(fresh);
635 DEFINE_CLID_EVENT(confirmed_r);
636 
637 /*
638  * from fs/nfsd/filecache.h
639  */
640 TRACE_DEFINE_ENUM(NFSD_FILE_HASHED);
641 TRACE_DEFINE_ENUM(NFSD_FILE_PENDING);
642 TRACE_DEFINE_ENUM(NFSD_FILE_BREAK_READ);
643 TRACE_DEFINE_ENUM(NFSD_FILE_BREAK_WRITE);
644 TRACE_DEFINE_ENUM(NFSD_FILE_REFERENCED);
645 
646 #define show_nf_flags(val)						\
647 	__print_flags(val, "|",						\
648 		{ 1 << NFSD_FILE_HASHED,	"HASHED" },		\
649 		{ 1 << NFSD_FILE_PENDING,	"PENDING" },		\
650 		{ 1 << NFSD_FILE_BREAK_READ,	"BREAK_READ" },		\
651 		{ 1 << NFSD_FILE_BREAK_WRITE,	"BREAK_WRITE" },	\
652 		{ 1 << NFSD_FILE_REFERENCED,	"REFERENCED"})
653 
654 DECLARE_EVENT_CLASS(nfsd_file_class,
655 	TP_PROTO(struct nfsd_file *nf),
656 	TP_ARGS(nf),
657 	TP_STRUCT__entry(
658 		__field(unsigned int, nf_hashval)
659 		__field(void *, nf_inode)
660 		__field(int, nf_ref)
661 		__field(unsigned long, nf_flags)
662 		__field(unsigned char, nf_may)
663 		__field(struct file *, nf_file)
664 	),
665 	TP_fast_assign(
666 		__entry->nf_hashval = nf->nf_hashval;
667 		__entry->nf_inode = nf->nf_inode;
668 		__entry->nf_ref = refcount_read(&nf->nf_ref);
669 		__entry->nf_flags = nf->nf_flags;
670 		__entry->nf_may = nf->nf_may;
671 		__entry->nf_file = nf->nf_file;
672 	),
673 	TP_printk("hash=0x%x inode=%p ref=%d flags=%s may=%s file=%p",
674 		__entry->nf_hashval,
675 		__entry->nf_inode,
676 		__entry->nf_ref,
677 		show_nf_flags(__entry->nf_flags),
678 		show_nfsd_may_flags(__entry->nf_may),
679 		__entry->nf_file)
680 )
681 
682 #define DEFINE_NFSD_FILE_EVENT(name) \
683 DEFINE_EVENT(nfsd_file_class, name, \
684 	TP_PROTO(struct nfsd_file *nf), \
685 	TP_ARGS(nf))
686 
687 DEFINE_NFSD_FILE_EVENT(nfsd_file_alloc);
688 DEFINE_NFSD_FILE_EVENT(nfsd_file_put_final);
689 DEFINE_NFSD_FILE_EVENT(nfsd_file_unhash);
690 DEFINE_NFSD_FILE_EVENT(nfsd_file_put);
691 DEFINE_NFSD_FILE_EVENT(nfsd_file_unhash_and_release_locked);
692 
693 TRACE_EVENT(nfsd_file_acquire,
694 	TP_PROTO(struct svc_rqst *rqstp, unsigned int hash,
695 		 struct inode *inode, unsigned int may_flags,
696 		 struct nfsd_file *nf, __be32 status),
697 
698 	TP_ARGS(rqstp, hash, inode, may_flags, nf, status),
699 
700 	TP_STRUCT__entry(
701 		__field(u32, xid)
702 		__field(unsigned int, hash)
703 		__field(void *, inode)
704 		__field(unsigned long, may_flags)
705 		__field(int, nf_ref)
706 		__field(unsigned long, nf_flags)
707 		__field(unsigned long, nf_may)
708 		__field(struct file *, nf_file)
709 		__field(u32, status)
710 	),
711 
712 	TP_fast_assign(
713 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
714 		__entry->hash = hash;
715 		__entry->inode = inode;
716 		__entry->may_flags = may_flags;
717 		__entry->nf_ref = nf ? refcount_read(&nf->nf_ref) : 0;
718 		__entry->nf_flags = nf ? nf->nf_flags : 0;
719 		__entry->nf_may = nf ? nf->nf_may : 0;
720 		__entry->nf_file = nf ? nf->nf_file : NULL;
721 		__entry->status = be32_to_cpu(status);
722 	),
723 
724 	TP_printk("xid=0x%x hash=0x%x inode=%p may_flags=%s ref=%d nf_flags=%s nf_may=%s nf_file=%p status=%u",
725 			__entry->xid, __entry->hash, __entry->inode,
726 			show_nfsd_may_flags(__entry->may_flags),
727 			__entry->nf_ref, show_nf_flags(__entry->nf_flags),
728 			show_nfsd_may_flags(__entry->nf_may),
729 			__entry->nf_file, __entry->status)
730 );
731 
732 DECLARE_EVENT_CLASS(nfsd_file_search_class,
733 	TP_PROTO(struct inode *inode, unsigned int hash, int found),
734 	TP_ARGS(inode, hash, found),
735 	TP_STRUCT__entry(
736 		__field(struct inode *, inode)
737 		__field(unsigned int, hash)
738 		__field(int, found)
739 	),
740 	TP_fast_assign(
741 		__entry->inode = inode;
742 		__entry->hash = hash;
743 		__entry->found = found;
744 	),
745 	TP_printk("hash=0x%x inode=%p found=%d", __entry->hash,
746 			__entry->inode, __entry->found)
747 );
748 
749 #define DEFINE_NFSD_FILE_SEARCH_EVENT(name)				\
750 DEFINE_EVENT(nfsd_file_search_class, name,				\
751 	TP_PROTO(struct inode *inode, unsigned int hash, int found),	\
752 	TP_ARGS(inode, hash, found))
753 
754 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_close_inode_sync);
755 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_close_inode);
756 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_is_cached);
757 
758 TRACE_EVENT(nfsd_file_fsnotify_handle_event,
759 	TP_PROTO(struct inode *inode, u32 mask),
760 	TP_ARGS(inode, mask),
761 	TP_STRUCT__entry(
762 		__field(struct inode *, inode)
763 		__field(unsigned int, nlink)
764 		__field(umode_t, mode)
765 		__field(u32, mask)
766 	),
767 	TP_fast_assign(
768 		__entry->inode = inode;
769 		__entry->nlink = inode->i_nlink;
770 		__entry->mode = inode->i_mode;
771 		__entry->mask = mask;
772 	),
773 	TP_printk("inode=%p nlink=%u mode=0%ho mask=0x%x", __entry->inode,
774 			__entry->nlink, __entry->mode, __entry->mask)
775 );
776 
777 #include "cache.h"
778 
779 TRACE_DEFINE_ENUM(RC_DROPIT);
780 TRACE_DEFINE_ENUM(RC_REPLY);
781 TRACE_DEFINE_ENUM(RC_DOIT);
782 
783 #define show_drc_retval(x)						\
784 	__print_symbolic(x,						\
785 		{ RC_DROPIT, "DROPIT" },				\
786 		{ RC_REPLY, "REPLY" },					\
787 		{ RC_DOIT, "DOIT" })
788 
789 TRACE_EVENT(nfsd_drc_found,
790 	TP_PROTO(
791 		const struct nfsd_net *nn,
792 		const struct svc_rqst *rqstp,
793 		int result
794 	),
795 	TP_ARGS(nn, rqstp, result),
796 	TP_STRUCT__entry(
797 		__field(unsigned long long, boot_time)
798 		__field(unsigned long, result)
799 		__field(u32, xid)
800 	),
801 	TP_fast_assign(
802 		__entry->boot_time = nn->boot_time;
803 		__entry->result = result;
804 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
805 	),
806 	TP_printk("boot_time=%16llx xid=0x%08x result=%s",
807 		__entry->boot_time, __entry->xid,
808 		show_drc_retval(__entry->result))
809 
810 );
811 
812 TRACE_EVENT(nfsd_drc_mismatch,
813 	TP_PROTO(
814 		const struct nfsd_net *nn,
815 		const struct svc_cacherep *key,
816 		const struct svc_cacherep *rp
817 	),
818 	TP_ARGS(nn, key, rp),
819 	TP_STRUCT__entry(
820 		__field(unsigned long long, boot_time)
821 		__field(u32, xid)
822 		__field(u32, cached)
823 		__field(u32, ingress)
824 	),
825 	TP_fast_assign(
826 		__entry->boot_time = nn->boot_time;
827 		__entry->xid = be32_to_cpu(key->c_key.k_xid);
828 		__entry->cached = (__force u32)key->c_key.k_csum;
829 		__entry->ingress = (__force u32)rp->c_key.k_csum;
830 	),
831 	TP_printk("boot_time=%16llx xid=0x%08x cached-csum=0x%08x ingress-csum=0x%08x",
832 		__entry->boot_time, __entry->xid, __entry->cached,
833 		__entry->ingress)
834 );
835 
836 TRACE_EVENT(nfsd_cb_args,
837 	TP_PROTO(
838 		const struct nfs4_client *clp,
839 		const struct nfs4_cb_conn *conn
840 	),
841 	TP_ARGS(clp, conn),
842 	TP_STRUCT__entry(
843 		__field(u32, cl_boot)
844 		__field(u32, cl_id)
845 		__field(u32, prog)
846 		__field(u32, ident)
847 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
848 	),
849 	TP_fast_assign(
850 		__entry->cl_boot = clp->cl_clientid.cl_boot;
851 		__entry->cl_id = clp->cl_clientid.cl_id;
852 		__entry->prog = conn->cb_prog;
853 		__entry->ident = conn->cb_ident;
854 		memcpy(__entry->addr, &conn->cb_addr,
855 			sizeof(struct sockaddr_in6));
856 	),
857 	TP_printk("addr=%pISpc client %08x:%08x prog=%u ident=%u",
858 		__entry->addr, __entry->cl_boot, __entry->cl_id,
859 		__entry->prog, __entry->ident)
860 );
861 
862 TRACE_EVENT(nfsd_cb_nodelegs,
863 	TP_PROTO(const struct nfs4_client *clp),
864 	TP_ARGS(clp),
865 	TP_STRUCT__entry(
866 		__field(u32, cl_boot)
867 		__field(u32, cl_id)
868 	),
869 	TP_fast_assign(
870 		__entry->cl_boot = clp->cl_clientid.cl_boot;
871 		__entry->cl_id = clp->cl_clientid.cl_id;
872 	),
873 	TP_printk("client %08x:%08x", __entry->cl_boot, __entry->cl_id)
874 )
875 
876 #define show_cb_state(val)						\
877 	__print_symbolic(val,						\
878 		{ NFSD4_CB_UP,		"UP" },				\
879 		{ NFSD4_CB_UNKNOWN,	"UNKNOWN" },			\
880 		{ NFSD4_CB_DOWN,	"DOWN" },			\
881 		{ NFSD4_CB_FAULT,	"FAULT"})
882 
883 DECLARE_EVENT_CLASS(nfsd_cb_class,
884 	TP_PROTO(const struct nfs4_client *clp),
885 	TP_ARGS(clp),
886 	TP_STRUCT__entry(
887 		__field(unsigned long, state)
888 		__field(u32, cl_boot)
889 		__field(u32, cl_id)
890 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
891 	),
892 	TP_fast_assign(
893 		__entry->state = clp->cl_cb_state;
894 		__entry->cl_boot = clp->cl_clientid.cl_boot;
895 		__entry->cl_id = clp->cl_clientid.cl_id;
896 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
897 			sizeof(struct sockaddr_in6));
898 	),
899 	TP_printk("addr=%pISpc client %08x:%08x state=%s",
900 		__entry->addr, __entry->cl_boot, __entry->cl_id,
901 		show_cb_state(__entry->state))
902 );
903 
904 #define DEFINE_NFSD_CB_EVENT(name)			\
905 DEFINE_EVENT(nfsd_cb_class, nfsd_cb_##name,		\
906 	TP_PROTO(const struct nfs4_client *clp),	\
907 	TP_ARGS(clp))
908 
909 DEFINE_NFSD_CB_EVENT(state);
910 DEFINE_NFSD_CB_EVENT(probe);
911 DEFINE_NFSD_CB_EVENT(lost);
912 DEFINE_NFSD_CB_EVENT(shutdown);
913 
914 TRACE_DEFINE_ENUM(RPC_AUTH_NULL);
915 TRACE_DEFINE_ENUM(RPC_AUTH_UNIX);
916 TRACE_DEFINE_ENUM(RPC_AUTH_GSS);
917 TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5);
918 TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5I);
919 TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5P);
920 
921 #define show_nfsd_authflavor(val)					\
922 	__print_symbolic(val,						\
923 		{ RPC_AUTH_NULL,		"none" },		\
924 		{ RPC_AUTH_UNIX,		"sys" },		\
925 		{ RPC_AUTH_GSS,			"gss" },		\
926 		{ RPC_AUTH_GSS_KRB5,		"krb5" },		\
927 		{ RPC_AUTH_GSS_KRB5I,		"krb5i" },		\
928 		{ RPC_AUTH_GSS_KRB5P,		"krb5p" })
929 
930 TRACE_EVENT(nfsd_cb_setup,
931 	TP_PROTO(const struct nfs4_client *clp,
932 		 const char *netid,
933 		 rpc_authflavor_t authflavor
934 	),
935 	TP_ARGS(clp, netid, authflavor),
936 	TP_STRUCT__entry(
937 		__field(u32, cl_boot)
938 		__field(u32, cl_id)
939 		__field(unsigned long, authflavor)
940 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
941 		__array(unsigned char, netid, 8)
942 	),
943 	TP_fast_assign(
944 		__entry->cl_boot = clp->cl_clientid.cl_boot;
945 		__entry->cl_id = clp->cl_clientid.cl_id;
946 		strlcpy(__entry->netid, netid, sizeof(__entry->netid));
947 		__entry->authflavor = authflavor;
948 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
949 			sizeof(struct sockaddr_in6));
950 	),
951 	TP_printk("addr=%pISpc client %08x:%08x proto=%s flavor=%s",
952 		__entry->addr, __entry->cl_boot, __entry->cl_id,
953 		__entry->netid, show_nfsd_authflavor(__entry->authflavor))
954 );
955 
956 TRACE_EVENT(nfsd_cb_setup_err,
957 	TP_PROTO(
958 		const struct nfs4_client *clp,
959 		long error
960 	),
961 	TP_ARGS(clp, error),
962 	TP_STRUCT__entry(
963 		__field(long, error)
964 		__field(u32, cl_boot)
965 		__field(u32, cl_id)
966 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
967 	),
968 	TP_fast_assign(
969 		__entry->error = error;
970 		__entry->cl_boot = clp->cl_clientid.cl_boot;
971 		__entry->cl_id = clp->cl_clientid.cl_id;
972 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
973 			sizeof(struct sockaddr_in6));
974 	),
975 	TP_printk("addr=%pISpc client %08x:%08x error=%ld",
976 		__entry->addr, __entry->cl_boot, __entry->cl_id, __entry->error)
977 );
978 
979 TRACE_EVENT(nfsd_cb_recall,
980 	TP_PROTO(
981 		const struct nfs4_stid *stid
982 	),
983 	TP_ARGS(stid),
984 	TP_STRUCT__entry(
985 		__field(u32, cl_boot)
986 		__field(u32, cl_id)
987 		__field(u32, si_id)
988 		__field(u32, si_generation)
989 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
990 	),
991 	TP_fast_assign(
992 		const stateid_t *stp = &stid->sc_stateid;
993 		const struct nfs4_client *clp = stid->sc_client;
994 
995 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
996 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
997 		__entry->si_id = stp->si_opaque.so_id;
998 		__entry->si_generation = stp->si_generation;
999 		if (clp)
1000 			memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
1001 				sizeof(struct sockaddr_in6));
1002 		else
1003 			memset(__entry->addr, 0, sizeof(struct sockaddr_in6));
1004 	),
1005 	TP_printk("addr=%pISpc client %08x:%08x stateid %08x:%08x",
1006 		__entry->addr, __entry->cl_boot, __entry->cl_id,
1007 		__entry->si_id, __entry->si_generation)
1008 );
1009 
1010 TRACE_EVENT(nfsd_cb_notify_lock,
1011 	TP_PROTO(
1012 		const struct nfs4_lockowner *lo,
1013 		const struct nfsd4_blocked_lock *nbl
1014 	),
1015 	TP_ARGS(lo, nbl),
1016 	TP_STRUCT__entry(
1017 		__field(u32, cl_boot)
1018 		__field(u32, cl_id)
1019 		__field(u32, fh_hash)
1020 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
1021 	),
1022 	TP_fast_assign(
1023 		const struct nfs4_client *clp = lo->lo_owner.so_client;
1024 
1025 		__entry->cl_boot = clp->cl_clientid.cl_boot;
1026 		__entry->cl_id = clp->cl_clientid.cl_id;
1027 		__entry->fh_hash = knfsd_fh_hash(&nbl->nbl_fh);
1028 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
1029 			sizeof(struct sockaddr_in6));
1030 	),
1031 	TP_printk("addr=%pISpc client %08x:%08x fh_hash=0x%08x",
1032 		__entry->addr, __entry->cl_boot, __entry->cl_id,
1033 		__entry->fh_hash)
1034 );
1035 
1036 TRACE_EVENT(nfsd_cb_offload,
1037 	TP_PROTO(
1038 		const struct nfs4_client *clp,
1039 		const stateid_t *stp,
1040 		const struct knfsd_fh *fh,
1041 		u64 count,
1042 		__be32 status
1043 	),
1044 	TP_ARGS(clp, stp, fh, count, status),
1045 	TP_STRUCT__entry(
1046 		__field(u32, cl_boot)
1047 		__field(u32, cl_id)
1048 		__field(u32, si_id)
1049 		__field(u32, si_generation)
1050 		__field(u32, fh_hash)
1051 		__field(int, status)
1052 		__field(u64, count)
1053 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
1054 	),
1055 	TP_fast_assign(
1056 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
1057 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
1058 		__entry->si_id = stp->si_opaque.so_id;
1059 		__entry->si_generation = stp->si_generation;
1060 		__entry->fh_hash = knfsd_fh_hash(fh);
1061 		__entry->status = be32_to_cpu(status);
1062 		__entry->count = count;
1063 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
1064 			sizeof(struct sockaddr_in6));
1065 	),
1066 	TP_printk("addr=%pISpc client %08x:%08x stateid %08x:%08x fh_hash=0x%08x count=%llu status=%d",
1067 		__entry->addr, __entry->cl_boot, __entry->cl_id,
1068 		__entry->si_id, __entry->si_generation,
1069 		__entry->fh_hash, __entry->count, __entry->status)
1070 );
1071 
1072 #endif /* _NFSD_TRACE_H */
1073 
1074 #undef TRACE_INCLUDE_PATH
1075 #define TRACE_INCLUDE_PATH .
1076 #define TRACE_INCLUDE_FILE trace
1077 #include <trace/define_trace.h>
1078