xref: /linux/fs/nfsd/trace.h (revision bbcd53c960713507ae764bf81970651b5577b95a)
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 		__assign_str(name, name);
412 	),
413 	TP_printk("fh_hash=0x%08x ino=%llu name=%.*s",
414 		__entry->fh_hash, __entry->ino,
415 		__entry->len, __get_str(name))
416 )
417 
418 #include "state.h"
419 #include "filecache.h"
420 #include "vfs.h"
421 
422 DECLARE_EVENT_CLASS(nfsd_stateid_class,
423 	TP_PROTO(stateid_t *stp),
424 	TP_ARGS(stp),
425 	TP_STRUCT__entry(
426 		__field(u32, cl_boot)
427 		__field(u32, cl_id)
428 		__field(u32, si_id)
429 		__field(u32, si_generation)
430 	),
431 	TP_fast_assign(
432 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
433 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
434 		__entry->si_id = stp->si_opaque.so_id;
435 		__entry->si_generation = stp->si_generation;
436 	),
437 	TP_printk("client %08x:%08x stateid %08x:%08x",
438 		__entry->cl_boot,
439 		__entry->cl_id,
440 		__entry->si_id,
441 		__entry->si_generation)
442 )
443 
444 #define DEFINE_STATEID_EVENT(name) \
445 DEFINE_EVENT(nfsd_stateid_class, nfsd_##name, \
446 	TP_PROTO(stateid_t *stp), \
447 	TP_ARGS(stp))
448 
449 DEFINE_STATEID_EVENT(layoutstate_alloc);
450 DEFINE_STATEID_EVENT(layoutstate_unhash);
451 DEFINE_STATEID_EVENT(layoutstate_free);
452 DEFINE_STATEID_EVENT(layout_get_lookup_fail);
453 DEFINE_STATEID_EVENT(layout_commit_lookup_fail);
454 DEFINE_STATEID_EVENT(layout_return_lookup_fail);
455 DEFINE_STATEID_EVENT(layout_recall);
456 DEFINE_STATEID_EVENT(layout_recall_done);
457 DEFINE_STATEID_EVENT(layout_recall_fail);
458 DEFINE_STATEID_EVENT(layout_recall_release);
459 
460 DEFINE_STATEID_EVENT(open);
461 DEFINE_STATEID_EVENT(deleg_read);
462 DEFINE_STATEID_EVENT(deleg_break);
463 DEFINE_STATEID_EVENT(deleg_recall);
464 
465 DECLARE_EVENT_CLASS(nfsd_stateseqid_class,
466 	TP_PROTO(u32 seqid, const stateid_t *stp),
467 	TP_ARGS(seqid, stp),
468 	TP_STRUCT__entry(
469 		__field(u32, seqid)
470 		__field(u32, cl_boot)
471 		__field(u32, cl_id)
472 		__field(u32, si_id)
473 		__field(u32, si_generation)
474 	),
475 	TP_fast_assign(
476 		__entry->seqid = seqid;
477 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
478 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
479 		__entry->si_id = stp->si_opaque.so_id;
480 		__entry->si_generation = stp->si_generation;
481 	),
482 	TP_printk("seqid=%u client %08x:%08x stateid %08x:%08x",
483 		__entry->seqid, __entry->cl_boot, __entry->cl_id,
484 		__entry->si_id, __entry->si_generation)
485 )
486 
487 #define DEFINE_STATESEQID_EVENT(name) \
488 DEFINE_EVENT(nfsd_stateseqid_class, nfsd_##name, \
489 	TP_PROTO(u32 seqid, const stateid_t *stp), \
490 	TP_ARGS(seqid, stp))
491 
492 DEFINE_STATESEQID_EVENT(preprocess);
493 DEFINE_STATESEQID_EVENT(open_confirm);
494 
495 DECLARE_EVENT_CLASS(nfsd_clientid_class,
496 	TP_PROTO(const clientid_t *clid),
497 	TP_ARGS(clid),
498 	TP_STRUCT__entry(
499 		__field(u32, cl_boot)
500 		__field(u32, cl_id)
501 	),
502 	TP_fast_assign(
503 		__entry->cl_boot = clid->cl_boot;
504 		__entry->cl_id = clid->cl_id;
505 	),
506 	TP_printk("client %08x:%08x", __entry->cl_boot, __entry->cl_id)
507 )
508 
509 #define DEFINE_CLIENTID_EVENT(name) \
510 DEFINE_EVENT(nfsd_clientid_class, nfsd_clid_##name, \
511 	TP_PROTO(const clientid_t *clid), \
512 	TP_ARGS(clid))
513 
514 DEFINE_CLIENTID_EVENT(expired);
515 DEFINE_CLIENTID_EVENT(purged);
516 DEFINE_CLIENTID_EVENT(renew);
517 DEFINE_CLIENTID_EVENT(stale);
518 
519 DECLARE_EVENT_CLASS(nfsd_net_class,
520 	TP_PROTO(const struct nfsd_net *nn),
521 	TP_ARGS(nn),
522 	TP_STRUCT__entry(
523 		__field(unsigned long long, boot_time)
524 	),
525 	TP_fast_assign(
526 		__entry->boot_time = nn->boot_time;
527 	),
528 	TP_printk("boot_time=%16llx", __entry->boot_time)
529 )
530 
531 #define DEFINE_NET_EVENT(name) \
532 DEFINE_EVENT(nfsd_net_class, nfsd_##name, \
533 	TP_PROTO(const struct nfsd_net *nn), \
534 	TP_ARGS(nn))
535 
536 DEFINE_NET_EVENT(grace_start);
537 DEFINE_NET_EVENT(grace_complete);
538 
539 DECLARE_EVENT_CLASS(nfsd_clid_class,
540 	TP_PROTO(const struct nfsd_net *nn,
541 		 unsigned int namelen,
542 		 const unsigned char *namedata),
543 	TP_ARGS(nn, namelen, namedata),
544 	TP_STRUCT__entry(
545 		__field(unsigned long long, boot_time)
546 		__field(unsigned int, namelen)
547 		__dynamic_array(unsigned char,  name, namelen)
548 	),
549 	TP_fast_assign(
550 		__entry->boot_time = nn->boot_time;
551 		__entry->namelen = namelen;
552 		memcpy(__get_dynamic_array(name), namedata, namelen);
553 	),
554 	TP_printk("boot_time=%16llx nfs4_clientid=%.*s",
555 		__entry->boot_time, __entry->namelen, __get_str(name))
556 )
557 
558 #define DEFINE_CLID_EVENT(name) \
559 DEFINE_EVENT(nfsd_clid_class, nfsd_clid_##name, \
560 	TP_PROTO(const struct nfsd_net *nn, \
561 		 unsigned int namelen, \
562 		 const unsigned char *namedata), \
563 	TP_ARGS(nn, namelen, namedata))
564 
565 DEFINE_CLID_EVENT(find);
566 DEFINE_CLID_EVENT(reclaim);
567 
568 TRACE_EVENT(nfsd_clid_inuse_err,
569 	TP_PROTO(const struct nfs4_client *clp),
570 	TP_ARGS(clp),
571 	TP_STRUCT__entry(
572 		__field(u32, cl_boot)
573 		__field(u32, cl_id)
574 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
575 		__field(unsigned int, namelen)
576 		__dynamic_array(unsigned char, name, clp->cl_name.len)
577 	),
578 	TP_fast_assign(
579 		__entry->cl_boot = clp->cl_clientid.cl_boot;
580 		__entry->cl_id = clp->cl_clientid.cl_id;
581 		memcpy(__entry->addr, &clp->cl_addr,
582 			sizeof(struct sockaddr_in6));
583 		__entry->namelen = clp->cl_name.len;
584 		memcpy(__get_dynamic_array(name), clp->cl_name.data,
585 			clp->cl_name.len);
586 	),
587 	TP_printk("nfs4_clientid %.*s already in use by %pISpc, client %08x:%08x",
588 		__entry->namelen, __get_str(name), __entry->addr,
589 		__entry->cl_boot, __entry->cl_id)
590 )
591 
592 /*
593  * from fs/nfsd/filecache.h
594  */
595 TRACE_DEFINE_ENUM(NFSD_FILE_HASHED);
596 TRACE_DEFINE_ENUM(NFSD_FILE_PENDING);
597 TRACE_DEFINE_ENUM(NFSD_FILE_BREAK_READ);
598 TRACE_DEFINE_ENUM(NFSD_FILE_BREAK_WRITE);
599 TRACE_DEFINE_ENUM(NFSD_FILE_REFERENCED);
600 
601 #define show_nf_flags(val)						\
602 	__print_flags(val, "|",						\
603 		{ 1 << NFSD_FILE_HASHED,	"HASHED" },		\
604 		{ 1 << NFSD_FILE_PENDING,	"PENDING" },		\
605 		{ 1 << NFSD_FILE_BREAK_READ,	"BREAK_READ" },		\
606 		{ 1 << NFSD_FILE_BREAK_WRITE,	"BREAK_WRITE" },	\
607 		{ 1 << NFSD_FILE_REFERENCED,	"REFERENCED"})
608 
609 DECLARE_EVENT_CLASS(nfsd_file_class,
610 	TP_PROTO(struct nfsd_file *nf),
611 	TP_ARGS(nf),
612 	TP_STRUCT__entry(
613 		__field(unsigned int, nf_hashval)
614 		__field(void *, nf_inode)
615 		__field(int, nf_ref)
616 		__field(unsigned long, nf_flags)
617 		__field(unsigned char, nf_may)
618 		__field(struct file *, nf_file)
619 	),
620 	TP_fast_assign(
621 		__entry->nf_hashval = nf->nf_hashval;
622 		__entry->nf_inode = nf->nf_inode;
623 		__entry->nf_ref = refcount_read(&nf->nf_ref);
624 		__entry->nf_flags = nf->nf_flags;
625 		__entry->nf_may = nf->nf_may;
626 		__entry->nf_file = nf->nf_file;
627 	),
628 	TP_printk("hash=0x%x inode=%p ref=%d flags=%s may=%s file=%p",
629 		__entry->nf_hashval,
630 		__entry->nf_inode,
631 		__entry->nf_ref,
632 		show_nf_flags(__entry->nf_flags),
633 		show_nfsd_may_flags(__entry->nf_may),
634 		__entry->nf_file)
635 )
636 
637 #define DEFINE_NFSD_FILE_EVENT(name) \
638 DEFINE_EVENT(nfsd_file_class, name, \
639 	TP_PROTO(struct nfsd_file *nf), \
640 	TP_ARGS(nf))
641 
642 DEFINE_NFSD_FILE_EVENT(nfsd_file_alloc);
643 DEFINE_NFSD_FILE_EVENT(nfsd_file_put_final);
644 DEFINE_NFSD_FILE_EVENT(nfsd_file_unhash);
645 DEFINE_NFSD_FILE_EVENT(nfsd_file_put);
646 DEFINE_NFSD_FILE_EVENT(nfsd_file_unhash_and_release_locked);
647 
648 TRACE_EVENT(nfsd_file_acquire,
649 	TP_PROTO(struct svc_rqst *rqstp, unsigned int hash,
650 		 struct inode *inode, unsigned int may_flags,
651 		 struct nfsd_file *nf, __be32 status),
652 
653 	TP_ARGS(rqstp, hash, inode, may_flags, nf, status),
654 
655 	TP_STRUCT__entry(
656 		__field(u32, xid)
657 		__field(unsigned int, hash)
658 		__field(void *, inode)
659 		__field(unsigned long, may_flags)
660 		__field(int, nf_ref)
661 		__field(unsigned long, nf_flags)
662 		__field(unsigned long, nf_may)
663 		__field(struct file *, nf_file)
664 		__field(u32, status)
665 	),
666 
667 	TP_fast_assign(
668 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
669 		__entry->hash = hash;
670 		__entry->inode = inode;
671 		__entry->may_flags = may_flags;
672 		__entry->nf_ref = nf ? refcount_read(&nf->nf_ref) : 0;
673 		__entry->nf_flags = nf ? nf->nf_flags : 0;
674 		__entry->nf_may = nf ? nf->nf_may : 0;
675 		__entry->nf_file = nf ? nf->nf_file : NULL;
676 		__entry->status = be32_to_cpu(status);
677 	),
678 
679 	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",
680 			__entry->xid, __entry->hash, __entry->inode,
681 			show_nfsd_may_flags(__entry->may_flags),
682 			__entry->nf_ref, show_nf_flags(__entry->nf_flags),
683 			show_nfsd_may_flags(__entry->nf_may),
684 			__entry->nf_file, __entry->status)
685 );
686 
687 DECLARE_EVENT_CLASS(nfsd_file_search_class,
688 	TP_PROTO(struct inode *inode, unsigned int hash, int found),
689 	TP_ARGS(inode, hash, found),
690 	TP_STRUCT__entry(
691 		__field(struct inode *, inode)
692 		__field(unsigned int, hash)
693 		__field(int, found)
694 	),
695 	TP_fast_assign(
696 		__entry->inode = inode;
697 		__entry->hash = hash;
698 		__entry->found = found;
699 	),
700 	TP_printk("hash=0x%x inode=%p found=%d", __entry->hash,
701 			__entry->inode, __entry->found)
702 );
703 
704 #define DEFINE_NFSD_FILE_SEARCH_EVENT(name)				\
705 DEFINE_EVENT(nfsd_file_search_class, name,				\
706 	TP_PROTO(struct inode *inode, unsigned int hash, int found),	\
707 	TP_ARGS(inode, hash, found))
708 
709 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_close_inode_sync);
710 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_close_inode);
711 DEFINE_NFSD_FILE_SEARCH_EVENT(nfsd_file_is_cached);
712 
713 TRACE_EVENT(nfsd_file_fsnotify_handle_event,
714 	TP_PROTO(struct inode *inode, u32 mask),
715 	TP_ARGS(inode, mask),
716 	TP_STRUCT__entry(
717 		__field(struct inode *, inode)
718 		__field(unsigned int, nlink)
719 		__field(umode_t, mode)
720 		__field(u32, mask)
721 	),
722 	TP_fast_assign(
723 		__entry->inode = inode;
724 		__entry->nlink = inode->i_nlink;
725 		__entry->mode = inode->i_mode;
726 		__entry->mask = mask;
727 	),
728 	TP_printk("inode=%p nlink=%u mode=0%ho mask=0x%x", __entry->inode,
729 			__entry->nlink, __entry->mode, __entry->mask)
730 );
731 
732 #include "cache.h"
733 
734 TRACE_DEFINE_ENUM(RC_DROPIT);
735 TRACE_DEFINE_ENUM(RC_REPLY);
736 TRACE_DEFINE_ENUM(RC_DOIT);
737 
738 #define show_drc_retval(x)						\
739 	__print_symbolic(x,						\
740 		{ RC_DROPIT, "DROPIT" },				\
741 		{ RC_REPLY, "REPLY" },					\
742 		{ RC_DOIT, "DOIT" })
743 
744 TRACE_EVENT(nfsd_drc_found,
745 	TP_PROTO(
746 		const struct nfsd_net *nn,
747 		const struct svc_rqst *rqstp,
748 		int result
749 	),
750 	TP_ARGS(nn, rqstp, result),
751 	TP_STRUCT__entry(
752 		__field(unsigned long long, boot_time)
753 		__field(unsigned long, result)
754 		__field(u32, xid)
755 	),
756 	TP_fast_assign(
757 		__entry->boot_time = nn->boot_time;
758 		__entry->result = result;
759 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
760 	),
761 	TP_printk("boot_time=%16llx xid=0x%08x result=%s",
762 		__entry->boot_time, __entry->xid,
763 		show_drc_retval(__entry->result))
764 
765 );
766 
767 TRACE_EVENT(nfsd_drc_mismatch,
768 	TP_PROTO(
769 		const struct nfsd_net *nn,
770 		const struct svc_cacherep *key,
771 		const struct svc_cacherep *rp
772 	),
773 	TP_ARGS(nn, key, rp),
774 	TP_STRUCT__entry(
775 		__field(unsigned long long, boot_time)
776 		__field(u32, xid)
777 		__field(u32, cached)
778 		__field(u32, ingress)
779 	),
780 	TP_fast_assign(
781 		__entry->boot_time = nn->boot_time;
782 		__entry->xid = be32_to_cpu(key->c_key.k_xid);
783 		__entry->cached = (__force u32)key->c_key.k_csum;
784 		__entry->ingress = (__force u32)rp->c_key.k_csum;
785 	),
786 	TP_printk("boot_time=%16llx xid=0x%08x cached-csum=0x%08x ingress-csum=0x%08x",
787 		__entry->boot_time, __entry->xid, __entry->cached,
788 		__entry->ingress)
789 );
790 
791 TRACE_EVENT(nfsd_cb_args,
792 	TP_PROTO(
793 		const struct nfs4_client *clp,
794 		const struct nfs4_cb_conn *conn
795 	),
796 	TP_ARGS(clp, conn),
797 	TP_STRUCT__entry(
798 		__field(u32, cl_boot)
799 		__field(u32, cl_id)
800 		__field(u32, prog)
801 		__field(u32, ident)
802 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
803 	),
804 	TP_fast_assign(
805 		__entry->cl_boot = clp->cl_clientid.cl_boot;
806 		__entry->cl_id = clp->cl_clientid.cl_id;
807 		__entry->prog = conn->cb_prog;
808 		__entry->ident = conn->cb_ident;
809 		memcpy(__entry->addr, &conn->cb_addr,
810 			sizeof(struct sockaddr_in6));
811 	),
812 	TP_printk("client %08x:%08x callback addr=%pISpc prog=%u ident=%u",
813 		__entry->cl_boot, __entry->cl_id,
814 		__entry->addr, __entry->prog, __entry->ident)
815 );
816 
817 TRACE_EVENT(nfsd_cb_nodelegs,
818 	TP_PROTO(const struct nfs4_client *clp),
819 	TP_ARGS(clp),
820 	TP_STRUCT__entry(
821 		__field(u32, cl_boot)
822 		__field(u32, cl_id)
823 	),
824 	TP_fast_assign(
825 		__entry->cl_boot = clp->cl_clientid.cl_boot;
826 		__entry->cl_id = clp->cl_clientid.cl_id;
827 	),
828 	TP_printk("client %08x:%08x", __entry->cl_boot, __entry->cl_id)
829 )
830 
831 TRACE_DEFINE_ENUM(NFSD4_CB_UP);
832 TRACE_DEFINE_ENUM(NFSD4_CB_UNKNOWN);
833 TRACE_DEFINE_ENUM(NFSD4_CB_DOWN);
834 TRACE_DEFINE_ENUM(NFSD4_CB_FAULT);
835 
836 #define show_cb_state(val)						\
837 	__print_symbolic(val,						\
838 		{ NFSD4_CB_UP,		"UP" },				\
839 		{ NFSD4_CB_UNKNOWN,	"UNKNOWN" },			\
840 		{ NFSD4_CB_DOWN,	"DOWN" },			\
841 		{ NFSD4_CB_FAULT,	"FAULT"})
842 
843 DECLARE_EVENT_CLASS(nfsd_cb_class,
844 	TP_PROTO(const struct nfs4_client *clp),
845 	TP_ARGS(clp),
846 	TP_STRUCT__entry(
847 		__field(unsigned long, state)
848 		__field(u32, cl_boot)
849 		__field(u32, cl_id)
850 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
851 	),
852 	TP_fast_assign(
853 		__entry->state = clp->cl_cb_state;
854 		__entry->cl_boot = clp->cl_clientid.cl_boot;
855 		__entry->cl_id = clp->cl_clientid.cl_id;
856 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
857 			sizeof(struct sockaddr_in6));
858 	),
859 	TP_printk("addr=%pISpc client %08x:%08x state=%s",
860 		__entry->addr, __entry->cl_boot, __entry->cl_id,
861 		show_cb_state(__entry->state))
862 );
863 
864 #define DEFINE_NFSD_CB_EVENT(name)			\
865 DEFINE_EVENT(nfsd_cb_class, nfsd_cb_##name,		\
866 	TP_PROTO(const struct nfs4_client *clp),	\
867 	TP_ARGS(clp))
868 
869 DEFINE_NFSD_CB_EVENT(setup);
870 DEFINE_NFSD_CB_EVENT(state);
871 DEFINE_NFSD_CB_EVENT(shutdown);
872 
873 TRACE_EVENT(nfsd_cb_setup_err,
874 	TP_PROTO(
875 		const struct nfs4_client *clp,
876 		long error
877 	),
878 	TP_ARGS(clp, error),
879 	TP_STRUCT__entry(
880 		__field(long, error)
881 		__field(u32, cl_boot)
882 		__field(u32, cl_id)
883 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
884 	),
885 	TP_fast_assign(
886 		__entry->error = error;
887 		__entry->cl_boot = clp->cl_clientid.cl_boot;
888 		__entry->cl_id = clp->cl_clientid.cl_id;
889 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
890 			sizeof(struct sockaddr_in6));
891 	),
892 	TP_printk("addr=%pISpc client %08x:%08x error=%ld",
893 		__entry->addr, __entry->cl_boot, __entry->cl_id, __entry->error)
894 );
895 
896 TRACE_EVENT(nfsd_cb_work,
897 	TP_PROTO(
898 		const struct nfs4_client *clp,
899 		const char *procedure
900 	),
901 	TP_ARGS(clp, procedure),
902 	TP_STRUCT__entry(
903 		__field(u32, cl_boot)
904 		__field(u32, cl_id)
905 		__string(procedure, procedure)
906 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
907 	),
908 	TP_fast_assign(
909 		__entry->cl_boot = clp->cl_clientid.cl_boot;
910 		__entry->cl_id = clp->cl_clientid.cl_id;
911 		__assign_str(procedure, procedure)
912 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
913 			sizeof(struct sockaddr_in6));
914 	),
915 	TP_printk("addr=%pISpc client %08x:%08x procedure=%s",
916 		__entry->addr, __entry->cl_boot, __entry->cl_id,
917 		__get_str(procedure))
918 );
919 
920 TRACE_EVENT(nfsd_cb_done,
921 	TP_PROTO(
922 		const struct nfs4_client *clp,
923 		int status
924 	),
925 	TP_ARGS(clp, status),
926 	TP_STRUCT__entry(
927 		__field(u32, cl_boot)
928 		__field(u32, cl_id)
929 		__field(int, status)
930 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
931 	),
932 	TP_fast_assign(
933 		__entry->cl_boot = clp->cl_clientid.cl_boot;
934 		__entry->cl_id = clp->cl_clientid.cl_id;
935 		__entry->status = status;
936 		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
937 			sizeof(struct sockaddr_in6));
938 	),
939 	TP_printk("addr=%pISpc client %08x:%08x status=%d",
940 		__entry->addr, __entry->cl_boot, __entry->cl_id,
941 		__entry->status)
942 );
943 
944 #endif /* _NFSD_TRACE_H */
945 
946 #undef TRACE_INCLUDE_PATH
947 #define TRACE_INCLUDE_PATH .
948 #define TRACE_INCLUDE_FILE trace
949 #include <trace/define_trace.h>
950