xref: /openbmc/linux/fs/nfsd/trace.h (revision e481ff3f)
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 #include "export.h"
13 #include "nfsfh.h"
14 
15 #define NFSD_TRACE_PROC_ARG_FIELDS \
16 		__field(unsigned int, netns_ino) \
17 		__field(u32, xid) \
18 		__array(unsigned char, server, sizeof(struct sockaddr_in6)) \
19 		__array(unsigned char, client, sizeof(struct sockaddr_in6))
20 
21 #define NFSD_TRACE_PROC_ARG_ASSIGNMENTS \
22 		do { \
23 			__entry->netns_ino = SVC_NET(rqstp)->ns.inum; \
24 			__entry->xid = be32_to_cpu(rqstp->rq_xid); \
25 			memcpy(__entry->server, &rqstp->rq_xprt->xpt_local, \
26 			       rqstp->rq_xprt->xpt_locallen); \
27 			memcpy(__entry->client, &rqstp->rq_xprt->xpt_remote, \
28 			       rqstp->rq_xprt->xpt_remotelen); \
29 		} while (0);
30 
31 #define NFSD_TRACE_PROC_RES_FIELDS \
32 		__field(unsigned int, netns_ino) \
33 		__field(u32, xid) \
34 		__field(unsigned long, status) \
35 		__array(unsigned char, server, sizeof(struct sockaddr_in6)) \
36 		__array(unsigned char, client, sizeof(struct sockaddr_in6))
37 
38 #define NFSD_TRACE_PROC_RES_ASSIGNMENTS(error) \
39 		do { \
40 			__entry->netns_ino = SVC_NET(rqstp)->ns.inum; \
41 			__entry->xid = be32_to_cpu(rqstp->rq_xid); \
42 			__entry->status = be32_to_cpu(error); \
43 			memcpy(__entry->server, &rqstp->rq_xprt->xpt_local, \
44 			       rqstp->rq_xprt->xpt_locallen); \
45 			memcpy(__entry->client, &rqstp->rq_xprt->xpt_remote, \
46 			       rqstp->rq_xprt->xpt_remotelen); \
47 		} while (0);
48 
49 TRACE_EVENT(nfsd_garbage_args_err,
50 	TP_PROTO(
51 		const struct svc_rqst *rqstp
52 	),
53 	TP_ARGS(rqstp),
54 	TP_STRUCT__entry(
55 		NFSD_TRACE_PROC_ARG_FIELDS
56 
57 		__field(u32, vers)
58 		__field(u32, proc)
59 	),
60 	TP_fast_assign(
61 		NFSD_TRACE_PROC_ARG_ASSIGNMENTS
62 
63 		__entry->vers = rqstp->rq_vers;
64 		__entry->proc = rqstp->rq_proc;
65 	),
66 	TP_printk("xid=0x%08x vers=%u proc=%u",
67 		__entry->xid, __entry->vers, __entry->proc
68 	)
69 );
70 
71 TRACE_EVENT(nfsd_cant_encode_err,
72 	TP_PROTO(
73 		const struct svc_rqst *rqstp
74 	),
75 	TP_ARGS(rqstp),
76 	TP_STRUCT__entry(
77 		NFSD_TRACE_PROC_ARG_FIELDS
78 
79 		__field(u32, vers)
80 		__field(u32, proc)
81 	),
82 	TP_fast_assign(
83 		NFSD_TRACE_PROC_ARG_ASSIGNMENTS
84 
85 		__entry->vers = rqstp->rq_vers;
86 		__entry->proc = rqstp->rq_proc;
87 	),
88 	TP_printk("xid=0x%08x vers=%u proc=%u",
89 		__entry->xid, __entry->vers, __entry->proc
90 	)
91 );
92 
93 #define show_nfsd_may_flags(x)						\
94 	__print_flags(x, "|",						\
95 		{ NFSD_MAY_EXEC,		"EXEC" },		\
96 		{ NFSD_MAY_WRITE,		"WRITE" },		\
97 		{ NFSD_MAY_READ,		"READ" },		\
98 		{ NFSD_MAY_SATTR,		"SATTR" },		\
99 		{ NFSD_MAY_TRUNC,		"TRUNC" },		\
100 		{ NFSD_MAY_LOCK,		"LOCK" },		\
101 		{ NFSD_MAY_OWNER_OVERRIDE,	"OWNER_OVERRIDE" },	\
102 		{ NFSD_MAY_LOCAL_ACCESS,	"LOCAL_ACCESS" },	\
103 		{ NFSD_MAY_BYPASS_GSS_ON_ROOT,	"BYPASS_GSS_ON_ROOT" },	\
104 		{ NFSD_MAY_NOT_BREAK_LEASE,	"NOT_BREAK_LEASE" },	\
105 		{ NFSD_MAY_BYPASS_GSS,		"BYPASS_GSS" },		\
106 		{ NFSD_MAY_READ_IF_EXEC,	"READ_IF_EXEC" },	\
107 		{ NFSD_MAY_64BIT_COOKIE,	"64BIT_COOKIE" })
108 
109 TRACE_EVENT(nfsd_compound,
110 	TP_PROTO(const struct svc_rqst *rqst,
111 		 u32 args_opcnt),
112 	TP_ARGS(rqst, args_opcnt),
113 	TP_STRUCT__entry(
114 		__field(u32, xid)
115 		__field(u32, args_opcnt)
116 	),
117 	TP_fast_assign(
118 		__entry->xid = be32_to_cpu(rqst->rq_xid);
119 		__entry->args_opcnt = args_opcnt;
120 	),
121 	TP_printk("xid=0x%08x opcnt=%u",
122 		__entry->xid, __entry->args_opcnt)
123 )
124 
125 TRACE_EVENT(nfsd_compound_status,
126 	TP_PROTO(u32 args_opcnt,
127 		 u32 resp_opcnt,
128 		 __be32 status,
129 		 const char *name),
130 	TP_ARGS(args_opcnt, resp_opcnt, status, name),
131 	TP_STRUCT__entry(
132 		__field(u32, args_opcnt)
133 		__field(u32, resp_opcnt)
134 		__field(int, status)
135 		__string(name, name)
136 	),
137 	TP_fast_assign(
138 		__entry->args_opcnt = args_opcnt;
139 		__entry->resp_opcnt = resp_opcnt;
140 		__entry->status = be32_to_cpu(status);
141 		__assign_str(name, name);
142 	),
143 	TP_printk("op=%u/%u %s status=%d",
144 		__entry->resp_opcnt, __entry->args_opcnt,
145 		__get_str(name), __entry->status)
146 )
147 
148 TRACE_EVENT(nfsd_compound_decode_err,
149 	TP_PROTO(
150 		const struct svc_rqst *rqstp,
151 		u32 args_opcnt,
152 		u32 resp_opcnt,
153 		u32 opnum,
154 		__be32 status
155 	),
156 	TP_ARGS(rqstp, args_opcnt, resp_opcnt, opnum, status),
157 	TP_STRUCT__entry(
158 		NFSD_TRACE_PROC_RES_FIELDS
159 
160 		__field(u32, args_opcnt)
161 		__field(u32, resp_opcnt)
162 		__field(u32, opnum)
163 	),
164 	TP_fast_assign(
165 		NFSD_TRACE_PROC_RES_ASSIGNMENTS(status)
166 
167 		__entry->args_opcnt = args_opcnt;
168 		__entry->resp_opcnt = resp_opcnt;
169 		__entry->opnum = opnum;
170 	),
171 	TP_printk("op=%u/%u opnum=%u status=%lu",
172 		__entry->resp_opcnt, __entry->args_opcnt,
173 		__entry->opnum, __entry->status)
174 );
175 
176 TRACE_EVENT(nfsd_compound_encode_err,
177 	TP_PROTO(
178 		const struct svc_rqst *rqstp,
179 		u32 opnum,
180 		__be32 status
181 	),
182 	TP_ARGS(rqstp, opnum, status),
183 	TP_STRUCT__entry(
184 		NFSD_TRACE_PROC_RES_FIELDS
185 
186 		__field(u32, opnum)
187 	),
188 	TP_fast_assign(
189 		NFSD_TRACE_PROC_RES_ASSIGNMENTS(status)
190 
191 		__entry->opnum = opnum;
192 	),
193 	TP_printk("opnum=%u status=%lu",
194 		__entry->opnum, __entry->status)
195 );
196 
197 
198 DECLARE_EVENT_CLASS(nfsd_fh_err_class,
199 	TP_PROTO(struct svc_rqst *rqstp,
200 		 struct svc_fh	*fhp,
201 		 int		status),
202 	TP_ARGS(rqstp, fhp, status),
203 	TP_STRUCT__entry(
204 		__field(u32, xid)
205 		__field(u32, fh_hash)
206 		__field(int, status)
207 	),
208 	TP_fast_assign(
209 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
210 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
211 		__entry->status = status;
212 	),
213 	TP_printk("xid=0x%08x fh_hash=0x%08x status=%d",
214 		  __entry->xid, __entry->fh_hash,
215 		  __entry->status)
216 )
217 
218 #define DEFINE_NFSD_FH_ERR_EVENT(name)		\
219 DEFINE_EVENT(nfsd_fh_err_class, nfsd_##name,	\
220 	TP_PROTO(struct svc_rqst *rqstp,	\
221 		 struct svc_fh	*fhp,		\
222 		 int		status),	\
223 	TP_ARGS(rqstp, fhp, status))
224 
225 DEFINE_NFSD_FH_ERR_EVENT(set_fh_dentry_badexport);
226 DEFINE_NFSD_FH_ERR_EVENT(set_fh_dentry_badhandle);
227 
228 TRACE_EVENT(nfsd_exp_find_key,
229 	TP_PROTO(const struct svc_expkey *key,
230 		 int status),
231 	TP_ARGS(key, status),
232 	TP_STRUCT__entry(
233 		__field(int, fsidtype)
234 		__array(u32, fsid, 6)
235 		__string(auth_domain, key->ek_client->name)
236 		__field(int, status)
237 	),
238 	TP_fast_assign(
239 		__entry->fsidtype = key->ek_fsidtype;
240 		memcpy(__entry->fsid, key->ek_fsid, 4*6);
241 		__assign_str(auth_domain, key->ek_client->name);
242 		__entry->status = status;
243 	),
244 	TP_printk("fsid=%x::%s domain=%s status=%d",
245 		__entry->fsidtype,
246 		__print_array(__entry->fsid, 6, 4),
247 		__get_str(auth_domain),
248 		__entry->status
249 	)
250 );
251 
252 TRACE_EVENT(nfsd_expkey_update,
253 	TP_PROTO(const struct svc_expkey *key, const char *exp_path),
254 	TP_ARGS(key, exp_path),
255 	TP_STRUCT__entry(
256 		__field(int, fsidtype)
257 		__array(u32, fsid, 6)
258 		__string(auth_domain, key->ek_client->name)
259 		__string(path, exp_path)
260 		__field(bool, cache)
261 	),
262 	TP_fast_assign(
263 		__entry->fsidtype = key->ek_fsidtype;
264 		memcpy(__entry->fsid, key->ek_fsid, 4*6);
265 		__assign_str(auth_domain, key->ek_client->name);
266 		__assign_str(path, exp_path);
267 		__entry->cache = !test_bit(CACHE_NEGATIVE, &key->h.flags);
268 	),
269 	TP_printk("fsid=%x::%s domain=%s path=%s cache=%s",
270 		__entry->fsidtype,
271 		__print_array(__entry->fsid, 6, 4),
272 		__get_str(auth_domain),
273 		__get_str(path),
274 		__entry->cache ? "pos" : "neg"
275 	)
276 );
277 
278 TRACE_EVENT(nfsd_exp_get_by_name,
279 	TP_PROTO(const struct svc_export *key,
280 		 int status),
281 	TP_ARGS(key, status),
282 	TP_STRUCT__entry(
283 		__string(path, key->ex_path.dentry->d_name.name)
284 		__string(auth_domain, key->ex_client->name)
285 		__field(int, status)
286 	),
287 	TP_fast_assign(
288 		__assign_str(path, key->ex_path.dentry->d_name.name);
289 		__assign_str(auth_domain, key->ex_client->name);
290 		__entry->status = status;
291 	),
292 	TP_printk("path=%s domain=%s status=%d",
293 		__get_str(path),
294 		__get_str(auth_domain),
295 		__entry->status
296 	)
297 );
298 
299 TRACE_EVENT(nfsd_export_update,
300 	TP_PROTO(const struct svc_export *key),
301 	TP_ARGS(key),
302 	TP_STRUCT__entry(
303 		__string(path, key->ex_path.dentry->d_name.name)
304 		__string(auth_domain, key->ex_client->name)
305 		__field(bool, cache)
306 	),
307 	TP_fast_assign(
308 		__assign_str(path, key->ex_path.dentry->d_name.name);
309 		__assign_str(auth_domain, key->ex_client->name);
310 		__entry->cache = !test_bit(CACHE_NEGATIVE, &key->h.flags);
311 	),
312 	TP_printk("path=%s domain=%s cache=%s",
313 		__get_str(path),
314 		__get_str(auth_domain),
315 		__entry->cache ? "pos" : "neg"
316 	)
317 );
318 
319 DECLARE_EVENT_CLASS(nfsd_io_class,
320 	TP_PROTO(struct svc_rqst *rqstp,
321 		 struct svc_fh	*fhp,
322 		 loff_t		offset,
323 		 unsigned long	len),
324 	TP_ARGS(rqstp, fhp, offset, len),
325 	TP_STRUCT__entry(
326 		__field(u32, xid)
327 		__field(u32, fh_hash)
328 		__field(loff_t, offset)
329 		__field(unsigned long, len)
330 	),
331 	TP_fast_assign(
332 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
333 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
334 		__entry->offset = offset;
335 		__entry->len = len;
336 	),
337 	TP_printk("xid=0x%08x fh_hash=0x%08x offset=%lld len=%lu",
338 		  __entry->xid, __entry->fh_hash,
339 		  __entry->offset, __entry->len)
340 )
341 
342 #define DEFINE_NFSD_IO_EVENT(name)		\
343 DEFINE_EVENT(nfsd_io_class, nfsd_##name,	\
344 	TP_PROTO(struct svc_rqst *rqstp,	\
345 		 struct svc_fh	*fhp,		\
346 		 loff_t		offset,		\
347 		 unsigned long	len),		\
348 	TP_ARGS(rqstp, fhp, offset, len))
349 
350 DEFINE_NFSD_IO_EVENT(read_start);
351 DEFINE_NFSD_IO_EVENT(read_splice);
352 DEFINE_NFSD_IO_EVENT(read_vector);
353 DEFINE_NFSD_IO_EVENT(read_io_done);
354 DEFINE_NFSD_IO_EVENT(read_done);
355 DEFINE_NFSD_IO_EVENT(write_start);
356 DEFINE_NFSD_IO_EVENT(write_opened);
357 DEFINE_NFSD_IO_EVENT(write_io_done);
358 DEFINE_NFSD_IO_EVENT(write_done);
359 
360 DECLARE_EVENT_CLASS(nfsd_err_class,
361 	TP_PROTO(struct svc_rqst *rqstp,
362 		 struct svc_fh	*fhp,
363 		 loff_t		offset,
364 		 int		status),
365 	TP_ARGS(rqstp, fhp, offset, status),
366 	TP_STRUCT__entry(
367 		__field(u32, xid)
368 		__field(u32, fh_hash)
369 		__field(loff_t, offset)
370 		__field(int, status)
371 	),
372 	TP_fast_assign(
373 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
374 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
375 		__entry->offset = offset;
376 		__entry->status = status;
377 	),
378 	TP_printk("xid=0x%08x fh_hash=0x%08x offset=%lld status=%d",
379 		  __entry->xid, __entry->fh_hash,
380 		  __entry->offset, __entry->status)
381 )
382 
383 #define DEFINE_NFSD_ERR_EVENT(name)		\
384 DEFINE_EVENT(nfsd_err_class, nfsd_##name,	\
385 	TP_PROTO(struct svc_rqst *rqstp,	\
386 		 struct svc_fh	*fhp,		\
387 		 loff_t		offset,		\
388 		 int		len),		\
389 	TP_ARGS(rqstp, fhp, offset, len))
390 
391 DEFINE_NFSD_ERR_EVENT(read_err);
392 DEFINE_NFSD_ERR_EVENT(write_err);
393 
394 TRACE_EVENT(nfsd_dirent,
395 	TP_PROTO(struct svc_fh *fhp,
396 		 u64 ino,
397 		 const char *name,
398 		 int namlen),
399 	TP_ARGS(fhp, ino, name, namlen),
400 	TP_STRUCT__entry(
401 		__field(u32, fh_hash)
402 		__field(u64, ino)
403 		__field(int, len)
404 		__dynamic_array(unsigned char, name, namlen)
405 	),
406 	TP_fast_assign(
407 		__entry->fh_hash = fhp ? knfsd_fh_hash(&fhp->fh_handle) : 0;
408 		__entry->ino = ino;
409 		__entry->len = namlen;
410 		memcpy(__get_str(name), name, namlen);
411 	),
412 	TP_printk("fh_hash=0x%08x ino=%llu name=%.*s",
413 		__entry->fh_hash, __entry->ino,
414 		__entry->len, __get_str(name))
415 )
416 
417 #include "state.h"
418 #include "filecache.h"
419 #include "vfs.h"
420 
421 DECLARE_EVENT_CLASS(nfsd_stateid_class,
422 	TP_PROTO(stateid_t *stp),
423 	TP_ARGS(stp),
424 	TP_STRUCT__entry(
425 		__field(u32, cl_boot)
426 		__field(u32, cl_id)
427 		__field(u32, si_id)
428 		__field(u32, si_generation)
429 	),
430 	TP_fast_assign(
431 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
432 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
433 		__entry->si_id = stp->si_opaque.so_id;
434 		__entry->si_generation = stp->si_generation;
435 	),
436 	TP_printk("client %08x:%08x stateid %08x:%08x",
437 		__entry->cl_boot,
438 		__entry->cl_id,
439 		__entry->si_id,
440 		__entry->si_generation)
441 )
442 
443 #define DEFINE_STATEID_EVENT(name) \
444 DEFINE_EVENT(nfsd_stateid_class, nfsd_##name, \
445 	TP_PROTO(stateid_t *stp), \
446 	TP_ARGS(stp))
447 
448 DEFINE_STATEID_EVENT(layoutstate_alloc);
449 DEFINE_STATEID_EVENT(layoutstate_unhash);
450 DEFINE_STATEID_EVENT(layoutstate_free);
451 DEFINE_STATEID_EVENT(layout_get_lookup_fail);
452 DEFINE_STATEID_EVENT(layout_commit_lookup_fail);
453 DEFINE_STATEID_EVENT(layout_return_lookup_fail);
454 DEFINE_STATEID_EVENT(layout_recall);
455 DEFINE_STATEID_EVENT(layout_recall_done);
456 DEFINE_STATEID_EVENT(layout_recall_fail);
457 DEFINE_STATEID_EVENT(layout_recall_release);
458 
459 DEFINE_STATEID_EVENT(open);
460 DEFINE_STATEID_EVENT(deleg_read);
461 DEFINE_STATEID_EVENT(deleg_recall);
462 
463 DECLARE_EVENT_CLASS(nfsd_stateseqid_class,
464 	TP_PROTO(u32 seqid, const stateid_t *stp),
465 	TP_ARGS(seqid, stp),
466 	TP_STRUCT__entry(
467 		__field(u32, seqid)
468 		__field(u32, cl_boot)
469 		__field(u32, cl_id)
470 		__field(u32, si_id)
471 		__field(u32, si_generation)
472 	),
473 	TP_fast_assign(
474 		__entry->seqid = seqid;
475 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
476 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
477 		__entry->si_id = stp->si_opaque.so_id;
478 		__entry->si_generation = stp->si_generation;
479 	),
480 	TP_printk("seqid=%u client %08x:%08x stateid %08x:%08x",
481 		__entry->seqid, __entry->cl_boot, __entry->cl_id,
482 		__entry->si_id, __entry->si_generation)
483 )
484 
485 #define DEFINE_STATESEQID_EVENT(name) \
486 DEFINE_EVENT(nfsd_stateseqid_class, nfsd_##name, \
487 	TP_PROTO(u32 seqid, const stateid_t *stp), \
488 	TP_ARGS(seqid, stp))
489 
490 DEFINE_STATESEQID_EVENT(preprocess);
491 DEFINE_STATESEQID_EVENT(open_confirm);
492 
493 DECLARE_EVENT_CLASS(nfsd_clientid_class,
494 	TP_PROTO(const clientid_t *clid),
495 	TP_ARGS(clid),
496 	TP_STRUCT__entry(
497 		__field(u32, cl_boot)
498 		__field(u32, cl_id)
499 	),
500 	TP_fast_assign(
501 		__entry->cl_boot = clid->cl_boot;
502 		__entry->cl_id = clid->cl_id;
503 	),
504 	TP_printk("client %08x:%08x", __entry->cl_boot, __entry->cl_id)
505 )
506 
507 #define DEFINE_CLIENTID_EVENT(name) \
508 DEFINE_EVENT(nfsd_clientid_class, nfsd_clid_##name, \
509 	TP_PROTO(const clientid_t *clid), \
510 	TP_ARGS(clid))
511 
512 DEFINE_CLIENTID_EVENT(expire_unconf);
513 DEFINE_CLIENTID_EVENT(reclaim_complete);
514 DEFINE_CLIENTID_EVENT(confirmed);
515 DEFINE_CLIENTID_EVENT(destroyed);
516 DEFINE_CLIENTID_EVENT(admin_expired);
517 DEFINE_CLIENTID_EVENT(replaced);
518 DEFINE_CLIENTID_EVENT(purged);
519 DEFINE_CLIENTID_EVENT(renew);
520 DEFINE_CLIENTID_EVENT(stale);
521 
522 DECLARE_EVENT_CLASS(nfsd_net_class,
523 	TP_PROTO(const struct nfsd_net *nn),
524 	TP_ARGS(nn),
525 	TP_STRUCT__entry(
526 		__field(unsigned long long, boot_time)
527 	),
528 	TP_fast_assign(
529 		__entry->boot_time = nn->boot_time;
530 	),
531 	TP_printk("boot_time=%16llx", __entry->boot_time)
532 )
533 
534 #define DEFINE_NET_EVENT(name) \
535 DEFINE_EVENT(nfsd_net_class, nfsd_##name, \
536 	TP_PROTO(const struct nfsd_net *nn), \
537 	TP_ARGS(nn))
538 
539 DEFINE_NET_EVENT(grace_start);
540 DEFINE_NET_EVENT(grace_complete);
541 
542 TRACE_EVENT(nfsd_clid_cred_mismatch,
543 	TP_PROTO(
544 		const struct nfs4_client *clp,
545 		const struct svc_rqst *rqstp
546 	),
547 	TP_ARGS(clp, rqstp),
548 	TP_STRUCT__entry(
549 		__field(u32, cl_boot)
550 		__field(u32, cl_id)
551 		__field(unsigned long, cl_flavor)
552 		__field(unsigned long, new_flavor)
553 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
554 	),
555 	TP_fast_assign(
556 		__entry->cl_boot = clp->cl_clientid.cl_boot;
557 		__entry->cl_id = clp->cl_clientid.cl_id;
558 		__entry->cl_flavor = clp->cl_cred.cr_flavor;
559 		__entry->new_flavor = rqstp->rq_cred.cr_flavor;
560 		memcpy(__entry->addr, &rqstp->rq_xprt->xpt_remote,
561 			sizeof(struct sockaddr_in6));
562 	),
563 	TP_printk("client %08x:%08x flavor=%s, conflict=%s from addr=%pISpc",
564 		__entry->cl_boot, __entry->cl_id,
565 		show_nfsd_authflavor(__entry->cl_flavor),
566 		show_nfsd_authflavor(__entry->new_flavor), __entry->addr
567 	)
568 )
569 
570 TRACE_EVENT(nfsd_clid_verf_mismatch,
571 	TP_PROTO(
572 		const struct nfs4_client *clp,
573 		const struct svc_rqst *rqstp,
574 		const nfs4_verifier *verf
575 	),
576 	TP_ARGS(clp, rqstp, verf),
577 	TP_STRUCT__entry(
578 		__field(u32, cl_boot)
579 		__field(u32, cl_id)
580 		__array(unsigned char, cl_verifier, NFS4_VERIFIER_SIZE)
581 		__array(unsigned char, new_verifier, NFS4_VERIFIER_SIZE)
582 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
583 	),
584 	TP_fast_assign(
585 		__entry->cl_boot = clp->cl_clientid.cl_boot;
586 		__entry->cl_id = clp->cl_clientid.cl_id;
587 		memcpy(__entry->cl_verifier, (void *)&clp->cl_verifier,
588 		       NFS4_VERIFIER_SIZE);
589 		memcpy(__entry->new_verifier, (void *)verf,
590 		       NFS4_VERIFIER_SIZE);
591 		memcpy(__entry->addr, &rqstp->rq_xprt->xpt_remote,
592 			sizeof(struct sockaddr_in6));
593 	),
594 	TP_printk("client %08x:%08x verf=0x%s, updated=0x%s from addr=%pISpc",
595 		__entry->cl_boot, __entry->cl_id,
596 		__print_hex_str(__entry->cl_verifier, NFS4_VERIFIER_SIZE),
597 		__print_hex_str(__entry->new_verifier, NFS4_VERIFIER_SIZE),
598 		__entry->addr
599 	)
600 );
601 
602 DECLARE_EVENT_CLASS(nfsd_clid_class,
603 	TP_PROTO(const struct nfs4_client *clp),
604 	TP_ARGS(clp),
605 	TP_STRUCT__entry(
606 		__field(u32, cl_boot)
607 		__field(u32, cl_id)
608 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
609 		__field(unsigned long, flavor)
610 		__array(unsigned char, verifier, NFS4_VERIFIER_SIZE)
611 		__dynamic_array(char, name, clp->cl_name.len + 1)
612 	),
613 	TP_fast_assign(
614 		__entry->cl_boot = clp->cl_clientid.cl_boot;
615 		__entry->cl_id = clp->cl_clientid.cl_id;
616 		memcpy(__entry->addr, &clp->cl_addr,
617 			sizeof(struct sockaddr_in6));
618 		__entry->flavor = clp->cl_cred.cr_flavor;
619 		memcpy(__entry->verifier, (void *)&clp->cl_verifier,
620 		       NFS4_VERIFIER_SIZE);
621 		memcpy(__get_str(name), clp->cl_name.data, clp->cl_name.len);
622 		__get_str(name)[clp->cl_name.len] = '\0';
623 	),
624 	TP_printk("addr=%pISpc name='%s' verifier=0x%s flavor=%s client=%08x:%08x",
625 		__entry->addr, __get_str(name),
626 		__print_hex_str(__entry->verifier, NFS4_VERIFIER_SIZE),
627 		show_nfsd_authflavor(__entry->flavor),
628 		__entry->cl_boot, __entry->cl_id)
629 );
630 
631 #define DEFINE_CLID_EVENT(name) \
632 DEFINE_EVENT(nfsd_clid_class, nfsd_clid_##name, \
633 	TP_PROTO(const struct nfs4_client *clp), \
634 	TP_ARGS(clp))
635 
636 DEFINE_CLID_EVENT(fresh);
637 DEFINE_CLID_EVENT(confirmed_r);
638 
639 /*
640  * from fs/nfsd/filecache.h
641  */
642 TRACE_DEFINE_ENUM(NFSD_FILE_HASHED);
643 TRACE_DEFINE_ENUM(NFSD_FILE_PENDING);
644 TRACE_DEFINE_ENUM(NFSD_FILE_BREAK_READ);
645 TRACE_DEFINE_ENUM(NFSD_FILE_BREAK_WRITE);
646 TRACE_DEFINE_ENUM(NFSD_FILE_REFERENCED);
647 
648 #define show_nf_flags(val)						\
649 	__print_flags(val, "|",						\
650 		{ 1 << NFSD_FILE_HASHED,	"HASHED" },		\
651 		{ 1 << NFSD_FILE_PENDING,	"PENDING" },		\
652 		{ 1 << NFSD_FILE_BREAK_READ,	"BREAK_READ" },		\
653 		{ 1 << NFSD_FILE_BREAK_WRITE,	"BREAK_WRITE" },	\
654 		{ 1 << NFSD_FILE_REFERENCED,	"REFERENCED"})
655 
656 DECLARE_EVENT_CLASS(nfsd_file_class,
657 	TP_PROTO(struct nfsd_file *nf),
658 	TP_ARGS(nf),
659 	TP_STRUCT__entry(
660 		__field(unsigned int, nf_hashval)
661 		__field(void *, nf_inode)
662 		__field(int, nf_ref)
663 		__field(unsigned long, nf_flags)
664 		__field(unsigned char, nf_may)
665 		__field(struct file *, nf_file)
666 	),
667 	TP_fast_assign(
668 		__entry->nf_hashval = nf->nf_hashval;
669 		__entry->nf_inode = nf->nf_inode;
670 		__entry->nf_ref = refcount_read(&nf->nf_ref);
671 		__entry->nf_flags = nf->nf_flags;
672 		__entry->nf_may = nf->nf_may;
673 		__entry->nf_file = nf->nf_file;
674 	),
675 	TP_printk("hash=0x%x inode=%p ref=%d flags=%s may=%s file=%p",
676 		__entry->nf_hashval,
677 		__entry->nf_inode,
678 		__entry->nf_ref,
679 		show_nf_flags(__entry->nf_flags),
680 		show_nfsd_may_flags(__entry->nf_may),
681 		__entry->nf_file)
682 )
683 
684 #define DEFINE_NFSD_FILE_EVENT(name) \
685 DEFINE_EVENT(nfsd_file_class, name, \
686 	TP_PROTO(struct nfsd_file *nf), \
687 	TP_ARGS(nf))
688 
689 DEFINE_NFSD_FILE_EVENT(nfsd_file_alloc);
690 DEFINE_NFSD_FILE_EVENT(nfsd_file_put_final);
691 DEFINE_NFSD_FILE_EVENT(nfsd_file_unhash);
692 DEFINE_NFSD_FILE_EVENT(nfsd_file_put);
693 DEFINE_NFSD_FILE_EVENT(nfsd_file_unhash_and_release_locked);
694 
695 TRACE_EVENT(nfsd_file_acquire,
696 	TP_PROTO(struct svc_rqst *rqstp, unsigned int hash,
697 		 struct inode *inode, unsigned int may_flags,
698 		 struct nfsd_file *nf, __be32 status),
699 
700 	TP_ARGS(rqstp, hash, inode, may_flags, nf, status),
701 
702 	TP_STRUCT__entry(
703 		__field(u32, xid)
704 		__field(unsigned int, hash)
705 		__field(void *, inode)
706 		__field(unsigned long, may_flags)
707 		__field(int, nf_ref)
708 		__field(unsigned long, nf_flags)
709 		__field(unsigned long, nf_may)
710 		__field(struct file *, nf_file)
711 		__field(u32, status)
712 	),
713 
714 	TP_fast_assign(
715 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
716 		__entry->hash = hash;
717 		__entry->inode = inode;
718 		__entry->may_flags = may_flags;
719 		__entry->nf_ref = nf ? refcount_read(&nf->nf_ref) : 0;
720 		__entry->nf_flags = nf ? nf->nf_flags : 0;
721 		__entry->nf_may = nf ? nf->nf_may : 0;
722 		__entry->nf_file = nf ? nf->nf_file : NULL;
723 		__entry->status = be32_to_cpu(status);
724 	),
725 
726 	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",
727 			__entry->xid, __entry->hash, __entry->inode,
728 			show_nfsd_may_flags(__entry->may_flags),
729 			__entry->nf_ref, show_nf_flags(__entry->nf_flags),
730 			show_nfsd_may_flags(__entry->nf_may),
731 			__entry->nf_file, __entry->status)
732 );
733 
734 DECLARE_EVENT_CLASS(nfsd_file_search_class,
735 	TP_PROTO(struct inode *inode, unsigned int hash, int found),
736 	TP_ARGS(inode, hash, found),
737 	TP_STRUCT__entry(
738 		__field(struct inode *, inode)
739 		__field(unsigned int, hash)
740 		__field(int, found)
741 	),
742 	TP_fast_assign(
743 		__entry->inode = inode;
744 		__entry->hash = hash;
745 		__entry->found = found;
746 	),
747 	TP_printk("hash=0x%x inode=%p found=%d", __entry->hash,
748 			__entry->inode, __entry->found)
749 );
750 
751 #define DEFINE_NFSD_FILE_SEARCH_EVENT(name)				\
752 DEFINE_EVENT(nfsd_file_search_class, name,				\
753 	TP_PROTO(struct inode *inode, unsigned int hash, int found),	\
754 	TP_ARGS(inode, hash, found))
755 
756 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_close_inode_sync);
757 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_close_inode);
758 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_is_cached);
759 
760 TRACE_EVENT(nfsd_file_fsnotify_handle_event,
761 	TP_PROTO(struct inode *inode, u32 mask),
762 	TP_ARGS(inode, mask),
763 	TP_STRUCT__entry(
764 		__field(struct inode *, inode)
765 		__field(unsigned int, nlink)
766 		__field(umode_t, mode)
767 		__field(u32, mask)
768 	),
769 	TP_fast_assign(
770 		__entry->inode = inode;
771 		__entry->nlink = inode->i_nlink;
772 		__entry->mode = inode->i_mode;
773 		__entry->mask = mask;
774 	),
775 	TP_printk("inode=%p nlink=%u mode=0%ho mask=0x%x", __entry->inode,
776 			__entry->nlink, __entry->mode, __entry->mask)
777 );
778 
779 #include "cache.h"
780 
781 TRACE_DEFINE_ENUM(RC_DROPIT);
782 TRACE_DEFINE_ENUM(RC_REPLY);
783 TRACE_DEFINE_ENUM(RC_DOIT);
784 
785 #define show_drc_retval(x)						\
786 	__print_symbolic(x,						\
787 		{ RC_DROPIT, "DROPIT" },				\
788 		{ RC_REPLY, "REPLY" },					\
789 		{ RC_DOIT, "DOIT" })
790 
791 TRACE_EVENT(nfsd_drc_found,
792 	TP_PROTO(
793 		const struct nfsd_net *nn,
794 		const struct svc_rqst *rqstp,
795 		int result
796 	),
797 	TP_ARGS(nn, rqstp, result),
798 	TP_STRUCT__entry(
799 		__field(unsigned long long, boot_time)
800 		__field(unsigned long, result)
801 		__field(u32, xid)
802 	),
803 	TP_fast_assign(
804 		__entry->boot_time = nn->boot_time;
805 		__entry->result = result;
806 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
807 	),
808 	TP_printk("boot_time=%16llx xid=0x%08x result=%s",
809 		__entry->boot_time, __entry->xid,
810 		show_drc_retval(__entry->result))
811 
812 );
813 
814 TRACE_EVENT(nfsd_drc_mismatch,
815 	TP_PROTO(
816 		const struct nfsd_net *nn,
817 		const struct svc_cacherep *key,
818 		const struct svc_cacherep *rp
819 	),
820 	TP_ARGS(nn, key, rp),
821 	TP_STRUCT__entry(
822 		__field(unsigned long long, boot_time)
823 		__field(u32, xid)
824 		__field(u32, cached)
825 		__field(u32, ingress)
826 	),
827 	TP_fast_assign(
828 		__entry->boot_time = nn->boot_time;
829 		__entry->xid = be32_to_cpu(key->c_key.k_xid);
830 		__entry->cached = (__force u32)key->c_key.k_csum;
831 		__entry->ingress = (__force u32)rp->c_key.k_csum;
832 	),
833 	TP_printk("boot_time=%16llx xid=0x%08x cached-csum=0x%08x ingress-csum=0x%08x",
834 		__entry->boot_time, __entry->xid, __entry->cached,
835 		__entry->ingress)
836 );
837 
838 TRACE_EVENT(nfsd_cb_args,
839 	TP_PROTO(
840 		const struct nfs4_client *clp,
841 		const struct nfs4_cb_conn *conn
842 	),
843 	TP_ARGS(clp, conn),
844 	TP_STRUCT__entry(
845 		__field(u32, cl_boot)
846 		__field(u32, cl_id)
847 		__field(u32, prog)
848 		__field(u32, ident)
849 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
850 	),
851 	TP_fast_assign(
852 		__entry->cl_boot = clp->cl_clientid.cl_boot;
853 		__entry->cl_id = clp->cl_clientid.cl_id;
854 		__entry->prog = conn->cb_prog;
855 		__entry->ident = conn->cb_ident;
856 		memcpy(__entry->addr, &conn->cb_addr,
857 			sizeof(struct sockaddr_in6));
858 	),
859 	TP_printk("addr=%pISpc client %08x:%08x prog=%u ident=%u",
860 		__entry->addr, __entry->cl_boot, __entry->cl_id,
861 		__entry->prog, __entry->ident)
862 );
863 
864 TRACE_EVENT(nfsd_cb_nodelegs,
865 	TP_PROTO(const struct nfs4_client *clp),
866 	TP_ARGS(clp),
867 	TP_STRUCT__entry(
868 		__field(u32, cl_boot)
869 		__field(u32, cl_id)
870 	),
871 	TP_fast_assign(
872 		__entry->cl_boot = clp->cl_clientid.cl_boot;
873 		__entry->cl_id = clp->cl_clientid.cl_id;
874 	),
875 	TP_printk("client %08x:%08x", __entry->cl_boot, __entry->cl_id)
876 )
877 
878 #define show_cb_state(val)						\
879 	__print_symbolic(val,						\
880 		{ NFSD4_CB_UP,		"UP" },				\
881 		{ NFSD4_CB_UNKNOWN,	"UNKNOWN" },			\
882 		{ NFSD4_CB_DOWN,	"DOWN" },			\
883 		{ NFSD4_CB_FAULT,	"FAULT"})
884 
885 DECLARE_EVENT_CLASS(nfsd_cb_class,
886 	TP_PROTO(const struct nfs4_client *clp),
887 	TP_ARGS(clp),
888 	TP_STRUCT__entry(
889 		__field(unsigned long, state)
890 		__field(u32, cl_boot)
891 		__field(u32, cl_id)
892 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
893 	),
894 	TP_fast_assign(
895 		__entry->state = clp->cl_cb_state;
896 		__entry->cl_boot = clp->cl_clientid.cl_boot;
897 		__entry->cl_id = clp->cl_clientid.cl_id;
898 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
899 			sizeof(struct sockaddr_in6));
900 	),
901 	TP_printk("addr=%pISpc client %08x:%08x state=%s",
902 		__entry->addr, __entry->cl_boot, __entry->cl_id,
903 		show_cb_state(__entry->state))
904 );
905 
906 #define DEFINE_NFSD_CB_EVENT(name)			\
907 DEFINE_EVENT(nfsd_cb_class, nfsd_cb_##name,		\
908 	TP_PROTO(const struct nfs4_client *clp),	\
909 	TP_ARGS(clp))
910 
911 DEFINE_NFSD_CB_EVENT(state);
912 DEFINE_NFSD_CB_EVENT(probe);
913 DEFINE_NFSD_CB_EVENT(lost);
914 DEFINE_NFSD_CB_EVENT(shutdown);
915 
916 TRACE_DEFINE_ENUM(RPC_AUTH_NULL);
917 TRACE_DEFINE_ENUM(RPC_AUTH_UNIX);
918 TRACE_DEFINE_ENUM(RPC_AUTH_GSS);
919 TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5);
920 TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5I);
921 TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5P);
922 
923 #define show_nfsd_authflavor(val)					\
924 	__print_symbolic(val,						\
925 		{ RPC_AUTH_NULL,		"none" },		\
926 		{ RPC_AUTH_UNIX,		"sys" },		\
927 		{ RPC_AUTH_GSS,			"gss" },		\
928 		{ RPC_AUTH_GSS_KRB5,		"krb5" },		\
929 		{ RPC_AUTH_GSS_KRB5I,		"krb5i" },		\
930 		{ RPC_AUTH_GSS_KRB5P,		"krb5p" })
931 
932 TRACE_EVENT(nfsd_cb_setup,
933 	TP_PROTO(const struct nfs4_client *clp,
934 		 const char *netid,
935 		 rpc_authflavor_t authflavor
936 	),
937 	TP_ARGS(clp, netid, authflavor),
938 	TP_STRUCT__entry(
939 		__field(u32, cl_boot)
940 		__field(u32, cl_id)
941 		__field(unsigned long, authflavor)
942 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
943 		__array(unsigned char, netid, 8)
944 	),
945 	TP_fast_assign(
946 		__entry->cl_boot = clp->cl_clientid.cl_boot;
947 		__entry->cl_id = clp->cl_clientid.cl_id;
948 		strlcpy(__entry->netid, netid, sizeof(__entry->netid));
949 		__entry->authflavor = authflavor;
950 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
951 			sizeof(struct sockaddr_in6));
952 	),
953 	TP_printk("addr=%pISpc client %08x:%08x proto=%s flavor=%s",
954 		__entry->addr, __entry->cl_boot, __entry->cl_id,
955 		__entry->netid, show_nfsd_authflavor(__entry->authflavor))
956 );
957 
958 TRACE_EVENT(nfsd_cb_setup_err,
959 	TP_PROTO(
960 		const struct nfs4_client *clp,
961 		long error
962 	),
963 	TP_ARGS(clp, error),
964 	TP_STRUCT__entry(
965 		__field(long, error)
966 		__field(u32, cl_boot)
967 		__field(u32, cl_id)
968 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
969 	),
970 	TP_fast_assign(
971 		__entry->error = error;
972 		__entry->cl_boot = clp->cl_clientid.cl_boot;
973 		__entry->cl_id = clp->cl_clientid.cl_id;
974 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
975 			sizeof(struct sockaddr_in6));
976 	),
977 	TP_printk("addr=%pISpc client %08x:%08x error=%ld",
978 		__entry->addr, __entry->cl_boot, __entry->cl_id, __entry->error)
979 );
980 
981 TRACE_EVENT(nfsd_cb_recall,
982 	TP_PROTO(
983 		const struct nfs4_stid *stid
984 	),
985 	TP_ARGS(stid),
986 	TP_STRUCT__entry(
987 		__field(u32, cl_boot)
988 		__field(u32, cl_id)
989 		__field(u32, si_id)
990 		__field(u32, si_generation)
991 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
992 	),
993 	TP_fast_assign(
994 		const stateid_t *stp = &stid->sc_stateid;
995 		const struct nfs4_client *clp = stid->sc_client;
996 
997 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
998 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
999 		__entry->si_id = stp->si_opaque.so_id;
1000 		__entry->si_generation = stp->si_generation;
1001 		if (clp)
1002 			memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
1003 				sizeof(struct sockaddr_in6));
1004 		else
1005 			memset(__entry->addr, 0, sizeof(struct sockaddr_in6));
1006 	),
1007 	TP_printk("addr=%pISpc client %08x:%08x stateid %08x:%08x",
1008 		__entry->addr, __entry->cl_boot, __entry->cl_id,
1009 		__entry->si_id, __entry->si_generation)
1010 );
1011 
1012 TRACE_EVENT(nfsd_cb_notify_lock,
1013 	TP_PROTO(
1014 		const struct nfs4_lockowner *lo,
1015 		const struct nfsd4_blocked_lock *nbl
1016 	),
1017 	TP_ARGS(lo, nbl),
1018 	TP_STRUCT__entry(
1019 		__field(u32, cl_boot)
1020 		__field(u32, cl_id)
1021 		__field(u32, fh_hash)
1022 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
1023 	),
1024 	TP_fast_assign(
1025 		const struct nfs4_client *clp = lo->lo_owner.so_client;
1026 
1027 		__entry->cl_boot = clp->cl_clientid.cl_boot;
1028 		__entry->cl_id = clp->cl_clientid.cl_id;
1029 		__entry->fh_hash = knfsd_fh_hash(&nbl->nbl_fh);
1030 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
1031 			sizeof(struct sockaddr_in6));
1032 	),
1033 	TP_printk("addr=%pISpc client %08x:%08x fh_hash=0x%08x",
1034 		__entry->addr, __entry->cl_boot, __entry->cl_id,
1035 		__entry->fh_hash)
1036 );
1037 
1038 TRACE_EVENT(nfsd_cb_offload,
1039 	TP_PROTO(
1040 		const struct nfs4_client *clp,
1041 		const stateid_t *stp,
1042 		const struct knfsd_fh *fh,
1043 		u64 count,
1044 		__be32 status
1045 	),
1046 	TP_ARGS(clp, stp, fh, count, status),
1047 	TP_STRUCT__entry(
1048 		__field(u32, cl_boot)
1049 		__field(u32, cl_id)
1050 		__field(u32, si_id)
1051 		__field(u32, si_generation)
1052 		__field(u32, fh_hash)
1053 		__field(int, status)
1054 		__field(u64, count)
1055 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
1056 	),
1057 	TP_fast_assign(
1058 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
1059 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
1060 		__entry->si_id = stp->si_opaque.so_id;
1061 		__entry->si_generation = stp->si_generation;
1062 		__entry->fh_hash = knfsd_fh_hash(fh);
1063 		__entry->status = be32_to_cpu(status);
1064 		__entry->count = count;
1065 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
1066 			sizeof(struct sockaddr_in6));
1067 	),
1068 	TP_printk("addr=%pISpc client %08x:%08x stateid %08x:%08x fh_hash=0x%08x count=%llu status=%d",
1069 		__entry->addr, __entry->cl_boot, __entry->cl_id,
1070 		__entry->si_id, __entry->si_generation,
1071 		__entry->fh_hash, __entry->count, __entry->status)
1072 );
1073 
1074 #endif /* _NFSD_TRACE_H */
1075 
1076 #undef TRACE_INCLUDE_PATH
1077 #define TRACE_INCLUDE_PATH .
1078 #define TRACE_INCLUDE_FILE trace
1079 #include <trace/define_trace.h>
1080