xref: /openbmc/linux/fs/nfsd/trace.h (revision 2bdd5238)
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 		__string_len(name, name, namlen)
404 	),
405 	TP_fast_assign(
406 		__entry->fh_hash = fhp ? knfsd_fh_hash(&fhp->fh_handle) : 0;
407 		__entry->ino = ino;
408 		__assign_str_len(name, name, namlen)
409 	),
410 	TP_printk("fh_hash=0x%08x ino=%llu name=%s",
411 		__entry->fh_hash, __entry->ino, __get_str(name)
412 	)
413 )
414 
415 #include "state.h"
416 #include "filecache.h"
417 #include "vfs.h"
418 
419 DECLARE_EVENT_CLASS(nfsd_stateid_class,
420 	TP_PROTO(stateid_t *stp),
421 	TP_ARGS(stp),
422 	TP_STRUCT__entry(
423 		__field(u32, cl_boot)
424 		__field(u32, cl_id)
425 		__field(u32, si_id)
426 		__field(u32, si_generation)
427 	),
428 	TP_fast_assign(
429 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
430 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
431 		__entry->si_id = stp->si_opaque.so_id;
432 		__entry->si_generation = stp->si_generation;
433 	),
434 	TP_printk("client %08x:%08x stateid %08x:%08x",
435 		__entry->cl_boot,
436 		__entry->cl_id,
437 		__entry->si_id,
438 		__entry->si_generation)
439 )
440 
441 #define DEFINE_STATEID_EVENT(name) \
442 DEFINE_EVENT(nfsd_stateid_class, nfsd_##name, \
443 	TP_PROTO(stateid_t *stp), \
444 	TP_ARGS(stp))
445 
446 DEFINE_STATEID_EVENT(layoutstate_alloc);
447 DEFINE_STATEID_EVENT(layoutstate_unhash);
448 DEFINE_STATEID_EVENT(layoutstate_free);
449 DEFINE_STATEID_EVENT(layout_get_lookup_fail);
450 DEFINE_STATEID_EVENT(layout_commit_lookup_fail);
451 DEFINE_STATEID_EVENT(layout_return_lookup_fail);
452 DEFINE_STATEID_EVENT(layout_recall);
453 DEFINE_STATEID_EVENT(layout_recall_done);
454 DEFINE_STATEID_EVENT(layout_recall_fail);
455 DEFINE_STATEID_EVENT(layout_recall_release);
456 
457 DEFINE_STATEID_EVENT(open);
458 DEFINE_STATEID_EVENT(deleg_read);
459 DEFINE_STATEID_EVENT(deleg_recall);
460 
461 DECLARE_EVENT_CLASS(nfsd_stateseqid_class,
462 	TP_PROTO(u32 seqid, const stateid_t *stp),
463 	TP_ARGS(seqid, stp),
464 	TP_STRUCT__entry(
465 		__field(u32, seqid)
466 		__field(u32, cl_boot)
467 		__field(u32, cl_id)
468 		__field(u32, si_id)
469 		__field(u32, si_generation)
470 	),
471 	TP_fast_assign(
472 		__entry->seqid = seqid;
473 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
474 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
475 		__entry->si_id = stp->si_opaque.so_id;
476 		__entry->si_generation = stp->si_generation;
477 	),
478 	TP_printk("seqid=%u client %08x:%08x stateid %08x:%08x",
479 		__entry->seqid, __entry->cl_boot, __entry->cl_id,
480 		__entry->si_id, __entry->si_generation)
481 )
482 
483 #define DEFINE_STATESEQID_EVENT(name) \
484 DEFINE_EVENT(nfsd_stateseqid_class, nfsd_##name, \
485 	TP_PROTO(u32 seqid, const stateid_t *stp), \
486 	TP_ARGS(seqid, stp))
487 
488 DEFINE_STATESEQID_EVENT(preprocess);
489 DEFINE_STATESEQID_EVENT(open_confirm);
490 
491 DECLARE_EVENT_CLASS(nfsd_clientid_class,
492 	TP_PROTO(const clientid_t *clid),
493 	TP_ARGS(clid),
494 	TP_STRUCT__entry(
495 		__field(u32, cl_boot)
496 		__field(u32, cl_id)
497 	),
498 	TP_fast_assign(
499 		__entry->cl_boot = clid->cl_boot;
500 		__entry->cl_id = clid->cl_id;
501 	),
502 	TP_printk("client %08x:%08x", __entry->cl_boot, __entry->cl_id)
503 )
504 
505 #define DEFINE_CLIENTID_EVENT(name) \
506 DEFINE_EVENT(nfsd_clientid_class, nfsd_clid_##name, \
507 	TP_PROTO(const clientid_t *clid), \
508 	TP_ARGS(clid))
509 
510 DEFINE_CLIENTID_EVENT(expire_unconf);
511 DEFINE_CLIENTID_EVENT(reclaim_complete);
512 DEFINE_CLIENTID_EVENT(confirmed);
513 DEFINE_CLIENTID_EVENT(destroyed);
514 DEFINE_CLIENTID_EVENT(admin_expired);
515 DEFINE_CLIENTID_EVENT(replaced);
516 DEFINE_CLIENTID_EVENT(purged);
517 DEFINE_CLIENTID_EVENT(renew);
518 DEFINE_CLIENTID_EVENT(stale);
519 
520 DECLARE_EVENT_CLASS(nfsd_net_class,
521 	TP_PROTO(const struct nfsd_net *nn),
522 	TP_ARGS(nn),
523 	TP_STRUCT__entry(
524 		__field(unsigned long long, boot_time)
525 	),
526 	TP_fast_assign(
527 		__entry->boot_time = nn->boot_time;
528 	),
529 	TP_printk("boot_time=%16llx", __entry->boot_time)
530 )
531 
532 #define DEFINE_NET_EVENT(name) \
533 DEFINE_EVENT(nfsd_net_class, nfsd_##name, \
534 	TP_PROTO(const struct nfsd_net *nn), \
535 	TP_ARGS(nn))
536 
537 DEFINE_NET_EVENT(grace_start);
538 DEFINE_NET_EVENT(grace_complete);
539 
540 TRACE_EVENT(nfsd_clid_cred_mismatch,
541 	TP_PROTO(
542 		const struct nfs4_client *clp,
543 		const struct svc_rqst *rqstp
544 	),
545 	TP_ARGS(clp, rqstp),
546 	TP_STRUCT__entry(
547 		__field(u32, cl_boot)
548 		__field(u32, cl_id)
549 		__field(unsigned long, cl_flavor)
550 		__field(unsigned long, new_flavor)
551 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
552 	),
553 	TP_fast_assign(
554 		__entry->cl_boot = clp->cl_clientid.cl_boot;
555 		__entry->cl_id = clp->cl_clientid.cl_id;
556 		__entry->cl_flavor = clp->cl_cred.cr_flavor;
557 		__entry->new_flavor = rqstp->rq_cred.cr_flavor;
558 		memcpy(__entry->addr, &rqstp->rq_xprt->xpt_remote,
559 			sizeof(struct sockaddr_in6));
560 	),
561 	TP_printk("client %08x:%08x flavor=%s, conflict=%s from addr=%pISpc",
562 		__entry->cl_boot, __entry->cl_id,
563 		show_nfsd_authflavor(__entry->cl_flavor),
564 		show_nfsd_authflavor(__entry->new_flavor), __entry->addr
565 	)
566 )
567 
568 TRACE_EVENT(nfsd_clid_verf_mismatch,
569 	TP_PROTO(
570 		const struct nfs4_client *clp,
571 		const struct svc_rqst *rqstp,
572 		const nfs4_verifier *verf
573 	),
574 	TP_ARGS(clp, rqstp, verf),
575 	TP_STRUCT__entry(
576 		__field(u32, cl_boot)
577 		__field(u32, cl_id)
578 		__array(unsigned char, cl_verifier, NFS4_VERIFIER_SIZE)
579 		__array(unsigned char, new_verifier, NFS4_VERIFIER_SIZE)
580 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
581 	),
582 	TP_fast_assign(
583 		__entry->cl_boot = clp->cl_clientid.cl_boot;
584 		__entry->cl_id = clp->cl_clientid.cl_id;
585 		memcpy(__entry->cl_verifier, (void *)&clp->cl_verifier,
586 		       NFS4_VERIFIER_SIZE);
587 		memcpy(__entry->new_verifier, (void *)verf,
588 		       NFS4_VERIFIER_SIZE);
589 		memcpy(__entry->addr, &rqstp->rq_xprt->xpt_remote,
590 			sizeof(struct sockaddr_in6));
591 	),
592 	TP_printk("client %08x:%08x verf=0x%s, updated=0x%s from addr=%pISpc",
593 		__entry->cl_boot, __entry->cl_id,
594 		__print_hex_str(__entry->cl_verifier, NFS4_VERIFIER_SIZE),
595 		__print_hex_str(__entry->new_verifier, NFS4_VERIFIER_SIZE),
596 		__entry->addr
597 	)
598 );
599 
600 DECLARE_EVENT_CLASS(nfsd_clid_class,
601 	TP_PROTO(const struct nfs4_client *clp),
602 	TP_ARGS(clp),
603 	TP_STRUCT__entry(
604 		__field(u32, cl_boot)
605 		__field(u32, cl_id)
606 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
607 		__field(unsigned long, flavor)
608 		__array(unsigned char, verifier, NFS4_VERIFIER_SIZE)
609 		__string_len(name, name, clp->cl_name.len)
610 	),
611 	TP_fast_assign(
612 		__entry->cl_boot = clp->cl_clientid.cl_boot;
613 		__entry->cl_id = clp->cl_clientid.cl_id;
614 		memcpy(__entry->addr, &clp->cl_addr,
615 			sizeof(struct sockaddr_in6));
616 		__entry->flavor = clp->cl_cred.cr_flavor;
617 		memcpy(__entry->verifier, (void *)&clp->cl_verifier,
618 		       NFS4_VERIFIER_SIZE);
619 		__assign_str_len(name, clp->cl_name.data, clp->cl_name.len);
620 	),
621 	TP_printk("addr=%pISpc name='%s' verifier=0x%s flavor=%s client=%08x:%08x",
622 		__entry->addr, __get_str(name),
623 		__print_hex_str(__entry->verifier, NFS4_VERIFIER_SIZE),
624 		show_nfsd_authflavor(__entry->flavor),
625 		__entry->cl_boot, __entry->cl_id)
626 );
627 
628 #define DEFINE_CLID_EVENT(name) \
629 DEFINE_EVENT(nfsd_clid_class, nfsd_clid_##name, \
630 	TP_PROTO(const struct nfs4_client *clp), \
631 	TP_ARGS(clp))
632 
633 DEFINE_CLID_EVENT(fresh);
634 DEFINE_CLID_EVENT(confirmed_r);
635 
636 /*
637  * from fs/nfsd/filecache.h
638  */
639 TRACE_DEFINE_ENUM(NFSD_FILE_HASHED);
640 TRACE_DEFINE_ENUM(NFSD_FILE_PENDING);
641 TRACE_DEFINE_ENUM(NFSD_FILE_BREAK_READ);
642 TRACE_DEFINE_ENUM(NFSD_FILE_BREAK_WRITE);
643 TRACE_DEFINE_ENUM(NFSD_FILE_REFERENCED);
644 
645 #define show_nf_flags(val)						\
646 	__print_flags(val, "|",						\
647 		{ 1 << NFSD_FILE_HASHED,	"HASHED" },		\
648 		{ 1 << NFSD_FILE_PENDING,	"PENDING" },		\
649 		{ 1 << NFSD_FILE_BREAK_READ,	"BREAK_READ" },		\
650 		{ 1 << NFSD_FILE_BREAK_WRITE,	"BREAK_WRITE" },	\
651 		{ 1 << NFSD_FILE_REFERENCED,	"REFERENCED"})
652 
653 DECLARE_EVENT_CLASS(nfsd_file_class,
654 	TP_PROTO(struct nfsd_file *nf),
655 	TP_ARGS(nf),
656 	TP_STRUCT__entry(
657 		__field(unsigned int, nf_hashval)
658 		__field(void *, nf_inode)
659 		__field(int, nf_ref)
660 		__field(unsigned long, nf_flags)
661 		__field(unsigned char, nf_may)
662 		__field(struct file *, nf_file)
663 	),
664 	TP_fast_assign(
665 		__entry->nf_hashval = nf->nf_hashval;
666 		__entry->nf_inode = nf->nf_inode;
667 		__entry->nf_ref = refcount_read(&nf->nf_ref);
668 		__entry->nf_flags = nf->nf_flags;
669 		__entry->nf_may = nf->nf_may;
670 		__entry->nf_file = nf->nf_file;
671 	),
672 	TP_printk("hash=0x%x inode=%p ref=%d flags=%s may=%s file=%p",
673 		__entry->nf_hashval,
674 		__entry->nf_inode,
675 		__entry->nf_ref,
676 		show_nf_flags(__entry->nf_flags),
677 		show_nfsd_may_flags(__entry->nf_may),
678 		__entry->nf_file)
679 )
680 
681 #define DEFINE_NFSD_FILE_EVENT(name) \
682 DEFINE_EVENT(nfsd_file_class, name, \
683 	TP_PROTO(struct nfsd_file *nf), \
684 	TP_ARGS(nf))
685 
686 DEFINE_NFSD_FILE_EVENT(nfsd_file_alloc);
687 DEFINE_NFSD_FILE_EVENT(nfsd_file_put_final);
688 DEFINE_NFSD_FILE_EVENT(nfsd_file_unhash);
689 DEFINE_NFSD_FILE_EVENT(nfsd_file_put);
690 DEFINE_NFSD_FILE_EVENT(nfsd_file_unhash_and_release_locked);
691 
692 TRACE_EVENT(nfsd_file_acquire,
693 	TP_PROTO(struct svc_rqst *rqstp, unsigned int hash,
694 		 struct inode *inode, unsigned int may_flags,
695 		 struct nfsd_file *nf, __be32 status),
696 
697 	TP_ARGS(rqstp, hash, inode, may_flags, nf, status),
698 
699 	TP_STRUCT__entry(
700 		__field(u32, xid)
701 		__field(unsigned int, hash)
702 		__field(void *, inode)
703 		__field(unsigned long, may_flags)
704 		__field(int, nf_ref)
705 		__field(unsigned long, nf_flags)
706 		__field(unsigned long, nf_may)
707 		__field(struct file *, nf_file)
708 		__field(u32, status)
709 	),
710 
711 	TP_fast_assign(
712 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
713 		__entry->hash = hash;
714 		__entry->inode = inode;
715 		__entry->may_flags = may_flags;
716 		__entry->nf_ref = nf ? refcount_read(&nf->nf_ref) : 0;
717 		__entry->nf_flags = nf ? nf->nf_flags : 0;
718 		__entry->nf_may = nf ? nf->nf_may : 0;
719 		__entry->nf_file = nf ? nf->nf_file : NULL;
720 		__entry->status = be32_to_cpu(status);
721 	),
722 
723 	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",
724 			__entry->xid, __entry->hash, __entry->inode,
725 			show_nfsd_may_flags(__entry->may_flags),
726 			__entry->nf_ref, show_nf_flags(__entry->nf_flags),
727 			show_nfsd_may_flags(__entry->nf_may),
728 			__entry->nf_file, __entry->status)
729 );
730 
731 DECLARE_EVENT_CLASS(nfsd_file_search_class,
732 	TP_PROTO(struct inode *inode, unsigned int hash, int found),
733 	TP_ARGS(inode, hash, found),
734 	TP_STRUCT__entry(
735 		__field(struct inode *, inode)
736 		__field(unsigned int, hash)
737 		__field(int, found)
738 	),
739 	TP_fast_assign(
740 		__entry->inode = inode;
741 		__entry->hash = hash;
742 		__entry->found = found;
743 	),
744 	TP_printk("hash=0x%x inode=%p found=%d", __entry->hash,
745 			__entry->inode, __entry->found)
746 );
747 
748 #define DEFINE_NFSD_FILE_SEARCH_EVENT(name)				\
749 DEFINE_EVENT(nfsd_file_search_class, name,				\
750 	TP_PROTO(struct inode *inode, unsigned int hash, int found),	\
751 	TP_ARGS(inode, hash, found))
752 
753 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_close_inode_sync);
754 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_close_inode);
755 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_is_cached);
756 
757 TRACE_EVENT(nfsd_file_fsnotify_handle_event,
758 	TP_PROTO(struct inode *inode, u32 mask),
759 	TP_ARGS(inode, mask),
760 	TP_STRUCT__entry(
761 		__field(struct inode *, inode)
762 		__field(unsigned int, nlink)
763 		__field(umode_t, mode)
764 		__field(u32, mask)
765 	),
766 	TP_fast_assign(
767 		__entry->inode = inode;
768 		__entry->nlink = inode->i_nlink;
769 		__entry->mode = inode->i_mode;
770 		__entry->mask = mask;
771 	),
772 	TP_printk("inode=%p nlink=%u mode=0%ho mask=0x%x", __entry->inode,
773 			__entry->nlink, __entry->mode, __entry->mask)
774 );
775 
776 #include "cache.h"
777 
778 TRACE_DEFINE_ENUM(RC_DROPIT);
779 TRACE_DEFINE_ENUM(RC_REPLY);
780 TRACE_DEFINE_ENUM(RC_DOIT);
781 
782 #define show_drc_retval(x)						\
783 	__print_symbolic(x,						\
784 		{ RC_DROPIT, "DROPIT" },				\
785 		{ RC_REPLY, "REPLY" },					\
786 		{ RC_DOIT, "DOIT" })
787 
788 TRACE_EVENT(nfsd_drc_found,
789 	TP_PROTO(
790 		const struct nfsd_net *nn,
791 		const struct svc_rqst *rqstp,
792 		int result
793 	),
794 	TP_ARGS(nn, rqstp, result),
795 	TP_STRUCT__entry(
796 		__field(unsigned long long, boot_time)
797 		__field(unsigned long, result)
798 		__field(u32, xid)
799 	),
800 	TP_fast_assign(
801 		__entry->boot_time = nn->boot_time;
802 		__entry->result = result;
803 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
804 	),
805 	TP_printk("boot_time=%16llx xid=0x%08x result=%s",
806 		__entry->boot_time, __entry->xid,
807 		show_drc_retval(__entry->result))
808 
809 );
810 
811 TRACE_EVENT(nfsd_drc_mismatch,
812 	TP_PROTO(
813 		const struct nfsd_net *nn,
814 		const struct svc_cacherep *key,
815 		const struct svc_cacherep *rp
816 	),
817 	TP_ARGS(nn, key, rp),
818 	TP_STRUCT__entry(
819 		__field(unsigned long long, boot_time)
820 		__field(u32, xid)
821 		__field(u32, cached)
822 		__field(u32, ingress)
823 	),
824 	TP_fast_assign(
825 		__entry->boot_time = nn->boot_time;
826 		__entry->xid = be32_to_cpu(key->c_key.k_xid);
827 		__entry->cached = (__force u32)key->c_key.k_csum;
828 		__entry->ingress = (__force u32)rp->c_key.k_csum;
829 	),
830 	TP_printk("boot_time=%16llx xid=0x%08x cached-csum=0x%08x ingress-csum=0x%08x",
831 		__entry->boot_time, __entry->xid, __entry->cached,
832 		__entry->ingress)
833 );
834 
835 TRACE_EVENT(nfsd_cb_args,
836 	TP_PROTO(
837 		const struct nfs4_client *clp,
838 		const struct nfs4_cb_conn *conn
839 	),
840 	TP_ARGS(clp, conn),
841 	TP_STRUCT__entry(
842 		__field(u32, cl_boot)
843 		__field(u32, cl_id)
844 		__field(u32, prog)
845 		__field(u32, ident)
846 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
847 	),
848 	TP_fast_assign(
849 		__entry->cl_boot = clp->cl_clientid.cl_boot;
850 		__entry->cl_id = clp->cl_clientid.cl_id;
851 		__entry->prog = conn->cb_prog;
852 		__entry->ident = conn->cb_ident;
853 		memcpy(__entry->addr, &conn->cb_addr,
854 			sizeof(struct sockaddr_in6));
855 	),
856 	TP_printk("addr=%pISpc client %08x:%08x prog=%u ident=%u",
857 		__entry->addr, __entry->cl_boot, __entry->cl_id,
858 		__entry->prog, __entry->ident)
859 );
860 
861 TRACE_EVENT(nfsd_cb_nodelegs,
862 	TP_PROTO(const struct nfs4_client *clp),
863 	TP_ARGS(clp),
864 	TP_STRUCT__entry(
865 		__field(u32, cl_boot)
866 		__field(u32, cl_id)
867 	),
868 	TP_fast_assign(
869 		__entry->cl_boot = clp->cl_clientid.cl_boot;
870 		__entry->cl_id = clp->cl_clientid.cl_id;
871 	),
872 	TP_printk("client %08x:%08x", __entry->cl_boot, __entry->cl_id)
873 )
874 
875 #define show_cb_state(val)						\
876 	__print_symbolic(val,						\
877 		{ NFSD4_CB_UP,		"UP" },				\
878 		{ NFSD4_CB_UNKNOWN,	"UNKNOWN" },			\
879 		{ NFSD4_CB_DOWN,	"DOWN" },			\
880 		{ NFSD4_CB_FAULT,	"FAULT"})
881 
882 DECLARE_EVENT_CLASS(nfsd_cb_class,
883 	TP_PROTO(const struct nfs4_client *clp),
884 	TP_ARGS(clp),
885 	TP_STRUCT__entry(
886 		__field(unsigned long, state)
887 		__field(u32, cl_boot)
888 		__field(u32, cl_id)
889 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
890 	),
891 	TP_fast_assign(
892 		__entry->state = clp->cl_cb_state;
893 		__entry->cl_boot = clp->cl_clientid.cl_boot;
894 		__entry->cl_id = clp->cl_clientid.cl_id;
895 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
896 			sizeof(struct sockaddr_in6));
897 	),
898 	TP_printk("addr=%pISpc client %08x:%08x state=%s",
899 		__entry->addr, __entry->cl_boot, __entry->cl_id,
900 		show_cb_state(__entry->state))
901 );
902 
903 #define DEFINE_NFSD_CB_EVENT(name)			\
904 DEFINE_EVENT(nfsd_cb_class, nfsd_cb_##name,		\
905 	TP_PROTO(const struct nfs4_client *clp),	\
906 	TP_ARGS(clp))
907 
908 DEFINE_NFSD_CB_EVENT(state);
909 DEFINE_NFSD_CB_EVENT(probe);
910 DEFINE_NFSD_CB_EVENT(lost);
911 DEFINE_NFSD_CB_EVENT(shutdown);
912 
913 TRACE_DEFINE_ENUM(RPC_AUTH_NULL);
914 TRACE_DEFINE_ENUM(RPC_AUTH_UNIX);
915 TRACE_DEFINE_ENUM(RPC_AUTH_GSS);
916 TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5);
917 TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5I);
918 TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5P);
919 
920 #define show_nfsd_authflavor(val)					\
921 	__print_symbolic(val,						\
922 		{ RPC_AUTH_NULL,		"none" },		\
923 		{ RPC_AUTH_UNIX,		"sys" },		\
924 		{ RPC_AUTH_GSS,			"gss" },		\
925 		{ RPC_AUTH_GSS_KRB5,		"krb5" },		\
926 		{ RPC_AUTH_GSS_KRB5I,		"krb5i" },		\
927 		{ RPC_AUTH_GSS_KRB5P,		"krb5p" })
928 
929 TRACE_EVENT(nfsd_cb_setup,
930 	TP_PROTO(const struct nfs4_client *clp,
931 		 const char *netid,
932 		 rpc_authflavor_t authflavor
933 	),
934 	TP_ARGS(clp, netid, authflavor),
935 	TP_STRUCT__entry(
936 		__field(u32, cl_boot)
937 		__field(u32, cl_id)
938 		__field(unsigned long, authflavor)
939 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
940 		__array(unsigned char, netid, 8)
941 	),
942 	TP_fast_assign(
943 		__entry->cl_boot = clp->cl_clientid.cl_boot;
944 		__entry->cl_id = clp->cl_clientid.cl_id;
945 		strlcpy(__entry->netid, netid, sizeof(__entry->netid));
946 		__entry->authflavor = authflavor;
947 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
948 			sizeof(struct sockaddr_in6));
949 	),
950 	TP_printk("addr=%pISpc client %08x:%08x proto=%s flavor=%s",
951 		__entry->addr, __entry->cl_boot, __entry->cl_id,
952 		__entry->netid, show_nfsd_authflavor(__entry->authflavor))
953 );
954 
955 TRACE_EVENT(nfsd_cb_setup_err,
956 	TP_PROTO(
957 		const struct nfs4_client *clp,
958 		long error
959 	),
960 	TP_ARGS(clp, error),
961 	TP_STRUCT__entry(
962 		__field(long, error)
963 		__field(u32, cl_boot)
964 		__field(u32, cl_id)
965 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
966 	),
967 	TP_fast_assign(
968 		__entry->error = error;
969 		__entry->cl_boot = clp->cl_clientid.cl_boot;
970 		__entry->cl_id = clp->cl_clientid.cl_id;
971 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
972 			sizeof(struct sockaddr_in6));
973 	),
974 	TP_printk("addr=%pISpc client %08x:%08x error=%ld",
975 		__entry->addr, __entry->cl_boot, __entry->cl_id, __entry->error)
976 );
977 
978 TRACE_EVENT(nfsd_cb_recall,
979 	TP_PROTO(
980 		const struct nfs4_stid *stid
981 	),
982 	TP_ARGS(stid),
983 	TP_STRUCT__entry(
984 		__field(u32, cl_boot)
985 		__field(u32, cl_id)
986 		__field(u32, si_id)
987 		__field(u32, si_generation)
988 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
989 	),
990 	TP_fast_assign(
991 		const stateid_t *stp = &stid->sc_stateid;
992 		const struct nfs4_client *clp = stid->sc_client;
993 
994 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
995 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
996 		__entry->si_id = stp->si_opaque.so_id;
997 		__entry->si_generation = stp->si_generation;
998 		if (clp)
999 			memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
1000 				sizeof(struct sockaddr_in6));
1001 		else
1002 			memset(__entry->addr, 0, sizeof(struct sockaddr_in6));
1003 	),
1004 	TP_printk("addr=%pISpc client %08x:%08x stateid %08x:%08x",
1005 		__entry->addr, __entry->cl_boot, __entry->cl_id,
1006 		__entry->si_id, __entry->si_generation)
1007 );
1008 
1009 TRACE_EVENT(nfsd_cb_notify_lock,
1010 	TP_PROTO(
1011 		const struct nfs4_lockowner *lo,
1012 		const struct nfsd4_blocked_lock *nbl
1013 	),
1014 	TP_ARGS(lo, nbl),
1015 	TP_STRUCT__entry(
1016 		__field(u32, cl_boot)
1017 		__field(u32, cl_id)
1018 		__field(u32, fh_hash)
1019 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
1020 	),
1021 	TP_fast_assign(
1022 		const struct nfs4_client *clp = lo->lo_owner.so_client;
1023 
1024 		__entry->cl_boot = clp->cl_clientid.cl_boot;
1025 		__entry->cl_id = clp->cl_clientid.cl_id;
1026 		__entry->fh_hash = knfsd_fh_hash(&nbl->nbl_fh);
1027 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
1028 			sizeof(struct sockaddr_in6));
1029 	),
1030 	TP_printk("addr=%pISpc client %08x:%08x fh_hash=0x%08x",
1031 		__entry->addr, __entry->cl_boot, __entry->cl_id,
1032 		__entry->fh_hash)
1033 );
1034 
1035 TRACE_EVENT(nfsd_cb_offload,
1036 	TP_PROTO(
1037 		const struct nfs4_client *clp,
1038 		const stateid_t *stp,
1039 		const struct knfsd_fh *fh,
1040 		u64 count,
1041 		__be32 status
1042 	),
1043 	TP_ARGS(clp, stp, fh, count, status),
1044 	TP_STRUCT__entry(
1045 		__field(u32, cl_boot)
1046 		__field(u32, cl_id)
1047 		__field(u32, si_id)
1048 		__field(u32, si_generation)
1049 		__field(u32, fh_hash)
1050 		__field(int, status)
1051 		__field(u64, count)
1052 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
1053 	),
1054 	TP_fast_assign(
1055 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
1056 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
1057 		__entry->si_id = stp->si_opaque.so_id;
1058 		__entry->si_generation = stp->si_generation;
1059 		__entry->fh_hash = knfsd_fh_hash(fh);
1060 		__entry->status = be32_to_cpu(status);
1061 		__entry->count = count;
1062 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
1063 			sizeof(struct sockaddr_in6));
1064 	),
1065 	TP_printk("addr=%pISpc client %08x:%08x stateid %08x:%08x fh_hash=0x%08x count=%llu status=%d",
1066 		__entry->addr, __entry->cl_boot, __entry->cl_id,
1067 		__entry->si_id, __entry->si_generation,
1068 		__entry->fh_hash, __entry->count, __entry->status)
1069 );
1070 
1071 #endif /* _NFSD_TRACE_H */
1072 
1073 #undef TRACE_INCLUDE_PATH
1074 #define TRACE_INCLUDE_PATH .
1075 #define TRACE_INCLUDE_FILE trace
1076 #include <trace/define_trace.h>
1077