xref: /linux/fs/nfsd/trace.h (revision 336b78c655c84ce9ce47219185171b3912109c0a)
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 <linux/sunrpc/xprt.h>
13 #include <trace/misc/nfs.h>
14 
15 #include "export.h"
16 #include "nfsfh.h"
17 #include "xdr4.h"
18 
19 #define NFSD_TRACE_PROC_RES_FIELDS \
20 		__field(unsigned int, netns_ino) \
21 		__field(u32, xid) \
22 		__field(unsigned long, status) \
23 		__array(unsigned char, server, sizeof(struct sockaddr_in6)) \
24 		__array(unsigned char, client, sizeof(struct sockaddr_in6))
25 
26 #define NFSD_TRACE_PROC_RES_ASSIGNMENTS(error) \
27 		do { \
28 			__entry->netns_ino = SVC_NET(rqstp)->ns.inum; \
29 			__entry->xid = be32_to_cpu(rqstp->rq_xid); \
30 			__entry->status = be32_to_cpu(error); \
31 			memcpy(__entry->server, &rqstp->rq_xprt->xpt_local, \
32 			       rqstp->rq_xprt->xpt_locallen); \
33 			memcpy(__entry->client, &rqstp->rq_xprt->xpt_remote, \
34 			       rqstp->rq_xprt->xpt_remotelen); \
35 		} while (0);
36 
37 DECLARE_EVENT_CLASS(nfsd_xdr_err_class,
38 	TP_PROTO(
39 		const struct svc_rqst *rqstp
40 	),
41 	TP_ARGS(rqstp),
42 	TP_STRUCT__entry(
43 		__field(unsigned int, netns_ino)
44 		__field(u32, xid)
45 		__field(u32, vers)
46 		__field(u32, proc)
47 		__sockaddr(server, rqstp->rq_xprt->xpt_locallen)
48 		__sockaddr(client, rqstp->rq_xprt->xpt_remotelen)
49 	),
50 	TP_fast_assign(
51 		const struct svc_xprt *xprt = rqstp->rq_xprt;
52 
53 		__entry->netns_ino = xprt->xpt_net->ns.inum;
54 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
55 		__entry->vers = rqstp->rq_vers;
56 		__entry->proc = rqstp->rq_proc;
57 		__assign_sockaddr(server, &xprt->xpt_local, xprt->xpt_locallen);
58 		__assign_sockaddr(client, &xprt->xpt_remote, xprt->xpt_remotelen);
59 	),
60 	TP_printk("xid=0x%08x vers=%u proc=%u",
61 		__entry->xid, __entry->vers, __entry->proc
62 	)
63 );
64 
65 #define DEFINE_NFSD_XDR_ERR_EVENT(name) \
66 DEFINE_EVENT(nfsd_xdr_err_class, nfsd_##name##_err, \
67 	TP_PROTO(const struct svc_rqst *rqstp), \
68 	TP_ARGS(rqstp))
69 
70 DEFINE_NFSD_XDR_ERR_EVENT(garbage_args);
71 DEFINE_NFSD_XDR_ERR_EVENT(cant_encode);
72 
73 #define show_nfsd_may_flags(x)						\
74 	__print_flags(x, "|",						\
75 		{ NFSD_MAY_EXEC,		"EXEC" },		\
76 		{ NFSD_MAY_WRITE,		"WRITE" },		\
77 		{ NFSD_MAY_READ,		"READ" },		\
78 		{ NFSD_MAY_SATTR,		"SATTR" },		\
79 		{ NFSD_MAY_TRUNC,		"TRUNC" },		\
80 		{ NFSD_MAY_LOCK,		"LOCK" },		\
81 		{ NFSD_MAY_OWNER_OVERRIDE,	"OWNER_OVERRIDE" },	\
82 		{ NFSD_MAY_LOCAL_ACCESS,	"LOCAL_ACCESS" },	\
83 		{ NFSD_MAY_BYPASS_GSS_ON_ROOT,	"BYPASS_GSS_ON_ROOT" },	\
84 		{ NFSD_MAY_NOT_BREAK_LEASE,	"NOT_BREAK_LEASE" },	\
85 		{ NFSD_MAY_BYPASS_GSS,		"BYPASS_GSS" },		\
86 		{ NFSD_MAY_READ_IF_EXEC,	"READ_IF_EXEC" },	\
87 		{ NFSD_MAY_64BIT_COOKIE,	"64BIT_COOKIE" })
88 
89 TRACE_EVENT(nfsd_compound,
90 	TP_PROTO(
91 		const struct svc_rqst *rqst,
92 		const char *tag,
93 		u32 taglen,
94 		u32 opcnt
95 	),
96 	TP_ARGS(rqst, tag, taglen, opcnt),
97 	TP_STRUCT__entry(
98 		__field(u32, xid)
99 		__field(u32, opcnt)
100 		__string_len(tag, tag, taglen)
101 	),
102 	TP_fast_assign(
103 		__entry->xid = be32_to_cpu(rqst->rq_xid);
104 		__entry->opcnt = opcnt;
105 		__assign_str_len(tag, tag, taglen);
106 	),
107 	TP_printk("xid=0x%08x opcnt=%u tag=%s",
108 		__entry->xid, __entry->opcnt, __get_str(tag)
109 	)
110 )
111 
112 TRACE_EVENT(nfsd_compound_status,
113 	TP_PROTO(u32 args_opcnt,
114 		 u32 resp_opcnt,
115 		 __be32 status,
116 		 const char *name),
117 	TP_ARGS(args_opcnt, resp_opcnt, status, name),
118 	TP_STRUCT__entry(
119 		__field(u32, args_opcnt)
120 		__field(u32, resp_opcnt)
121 		__field(int, status)
122 		__string(name, name)
123 	),
124 	TP_fast_assign(
125 		__entry->args_opcnt = args_opcnt;
126 		__entry->resp_opcnt = resp_opcnt;
127 		__entry->status = be32_to_cpu(status);
128 		__assign_str(name, name);
129 	),
130 	TP_printk("op=%u/%u %s status=%d",
131 		__entry->resp_opcnt, __entry->args_opcnt,
132 		__get_str(name), __entry->status)
133 )
134 
135 TRACE_EVENT(nfsd_compound_decode_err,
136 	TP_PROTO(
137 		const struct svc_rqst *rqstp,
138 		u32 args_opcnt,
139 		u32 resp_opcnt,
140 		u32 opnum,
141 		__be32 status
142 	),
143 	TP_ARGS(rqstp, args_opcnt, resp_opcnt, opnum, status),
144 	TP_STRUCT__entry(
145 		NFSD_TRACE_PROC_RES_FIELDS
146 
147 		__field(u32, args_opcnt)
148 		__field(u32, resp_opcnt)
149 		__field(u32, opnum)
150 	),
151 	TP_fast_assign(
152 		NFSD_TRACE_PROC_RES_ASSIGNMENTS(status)
153 
154 		__entry->args_opcnt = args_opcnt;
155 		__entry->resp_opcnt = resp_opcnt;
156 		__entry->opnum = opnum;
157 	),
158 	TP_printk("op=%u/%u opnum=%u status=%lu",
159 		__entry->resp_opcnt, __entry->args_opcnt,
160 		__entry->opnum, __entry->status)
161 );
162 
163 TRACE_EVENT(nfsd_compound_encode_err,
164 	TP_PROTO(
165 		const struct svc_rqst *rqstp,
166 		u32 opnum,
167 		__be32 status
168 	),
169 	TP_ARGS(rqstp, opnum, status),
170 	TP_STRUCT__entry(
171 		NFSD_TRACE_PROC_RES_FIELDS
172 
173 		__field(u32, opnum)
174 	),
175 	TP_fast_assign(
176 		NFSD_TRACE_PROC_RES_ASSIGNMENTS(status)
177 
178 		__entry->opnum = opnum;
179 	),
180 	TP_printk("opnum=%u status=%lu",
181 		__entry->opnum, __entry->status)
182 );
183 
184 #define show_fs_file_type(x) \
185 	__print_symbolic(x, \
186 		{ S_IFLNK,		"LNK" }, \
187 		{ S_IFREG,		"REG" }, \
188 		{ S_IFDIR,		"DIR" }, \
189 		{ S_IFCHR,		"CHR" }, \
190 		{ S_IFBLK,		"BLK" }, \
191 		{ S_IFIFO,		"FIFO" }, \
192 		{ S_IFSOCK,		"SOCK" })
193 
194 TRACE_EVENT(nfsd_fh_verify,
195 	TP_PROTO(
196 		const struct svc_rqst *rqstp,
197 		const struct svc_fh *fhp,
198 		umode_t type,
199 		int access
200 	),
201 	TP_ARGS(rqstp, fhp, type, access),
202 	TP_STRUCT__entry(
203 		__field(unsigned int, netns_ino)
204 		__sockaddr(server, rqstp->rq_xprt->xpt_remotelen)
205 		__sockaddr(client, rqstp->rq_xprt->xpt_remotelen)
206 		__field(u32, xid)
207 		__field(u32, fh_hash)
208 		__field(const void *, inode)
209 		__field(unsigned long, type)
210 		__field(unsigned long, access)
211 	),
212 	TP_fast_assign(
213 		__entry->netns_ino = SVC_NET(rqstp)->ns.inum;
214 		__assign_sockaddr(server, &rqstp->rq_xprt->xpt_local,
215 		       rqstp->rq_xprt->xpt_locallen);
216 		__assign_sockaddr(client, &rqstp->rq_xprt->xpt_remote,
217 				  rqstp->rq_xprt->xpt_remotelen);
218 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
219 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
220 		__entry->inode = d_inode(fhp->fh_dentry);
221 		__entry->type = type;
222 		__entry->access = access;
223 	),
224 	TP_printk("xid=0x%08x fh_hash=0x%08x type=%s access=%s",
225 		__entry->xid, __entry->fh_hash,
226 		show_fs_file_type(__entry->type),
227 		show_nfsd_may_flags(__entry->access)
228 	)
229 );
230 
231 TRACE_EVENT_CONDITION(nfsd_fh_verify_err,
232 	TP_PROTO(
233 		const struct svc_rqst *rqstp,
234 		const struct svc_fh *fhp,
235 		umode_t type,
236 		int access,
237 		__be32 error
238 	),
239 	TP_ARGS(rqstp, fhp, type, access, error),
240 	TP_CONDITION(error),
241 	TP_STRUCT__entry(
242 		__field(unsigned int, netns_ino)
243 		__sockaddr(server, rqstp->rq_xprt->xpt_remotelen)
244 		__sockaddr(client, rqstp->rq_xprt->xpt_remotelen)
245 		__field(u32, xid)
246 		__field(u32, fh_hash)
247 		__field(const void *, inode)
248 		__field(unsigned long, type)
249 		__field(unsigned long, access)
250 		__field(int, error)
251 	),
252 	TP_fast_assign(
253 		__entry->netns_ino = SVC_NET(rqstp)->ns.inum;
254 		__assign_sockaddr(server, &rqstp->rq_xprt->xpt_local,
255 		       rqstp->rq_xprt->xpt_locallen);
256 		__assign_sockaddr(client, &rqstp->rq_xprt->xpt_remote,
257 				  rqstp->rq_xprt->xpt_remotelen);
258 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
259 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
260 		if (fhp->fh_dentry)
261 			__entry->inode = d_inode(fhp->fh_dentry);
262 		else
263 			__entry->inode = NULL;
264 		__entry->type = type;
265 		__entry->access = access;
266 		__entry->error = be32_to_cpu(error);
267 	),
268 	TP_printk("xid=0x%08x fh_hash=0x%08x type=%s access=%s error=%d",
269 		__entry->xid, __entry->fh_hash,
270 		show_fs_file_type(__entry->type),
271 		show_nfsd_may_flags(__entry->access),
272 		__entry->error
273 	)
274 );
275 
276 DECLARE_EVENT_CLASS(nfsd_fh_err_class,
277 	TP_PROTO(struct svc_rqst *rqstp,
278 		 struct svc_fh	*fhp,
279 		 int		status),
280 	TP_ARGS(rqstp, fhp, status),
281 	TP_STRUCT__entry(
282 		__field(u32, xid)
283 		__field(u32, fh_hash)
284 		__field(int, status)
285 	),
286 	TP_fast_assign(
287 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
288 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
289 		__entry->status = status;
290 	),
291 	TP_printk("xid=0x%08x fh_hash=0x%08x status=%d",
292 		  __entry->xid, __entry->fh_hash,
293 		  __entry->status)
294 )
295 
296 #define DEFINE_NFSD_FH_ERR_EVENT(name)		\
297 DEFINE_EVENT(nfsd_fh_err_class, nfsd_##name,	\
298 	TP_PROTO(struct svc_rqst *rqstp,	\
299 		 struct svc_fh	*fhp,		\
300 		 int		status),	\
301 	TP_ARGS(rqstp, fhp, status))
302 
303 DEFINE_NFSD_FH_ERR_EVENT(set_fh_dentry_badexport);
304 DEFINE_NFSD_FH_ERR_EVENT(set_fh_dentry_badhandle);
305 
306 TRACE_EVENT(nfsd_exp_find_key,
307 	TP_PROTO(const struct svc_expkey *key,
308 		 int status),
309 	TP_ARGS(key, status),
310 	TP_STRUCT__entry(
311 		__field(int, fsidtype)
312 		__array(u32, fsid, 6)
313 		__string(auth_domain, key->ek_client->name)
314 		__field(int, status)
315 	),
316 	TP_fast_assign(
317 		__entry->fsidtype = key->ek_fsidtype;
318 		memcpy(__entry->fsid, key->ek_fsid, 4*6);
319 		__assign_str(auth_domain, key->ek_client->name);
320 		__entry->status = status;
321 	),
322 	TP_printk("fsid=%x::%s domain=%s status=%d",
323 		__entry->fsidtype,
324 		__print_array(__entry->fsid, 6, 4),
325 		__get_str(auth_domain),
326 		__entry->status
327 	)
328 );
329 
330 TRACE_EVENT(nfsd_expkey_update,
331 	TP_PROTO(const struct svc_expkey *key, const char *exp_path),
332 	TP_ARGS(key, exp_path),
333 	TP_STRUCT__entry(
334 		__field(int, fsidtype)
335 		__array(u32, fsid, 6)
336 		__string(auth_domain, key->ek_client->name)
337 		__string(path, exp_path)
338 		__field(bool, cache)
339 	),
340 	TP_fast_assign(
341 		__entry->fsidtype = key->ek_fsidtype;
342 		memcpy(__entry->fsid, key->ek_fsid, 4*6);
343 		__assign_str(auth_domain, key->ek_client->name);
344 		__assign_str(path, exp_path);
345 		__entry->cache = !test_bit(CACHE_NEGATIVE, &key->h.flags);
346 	),
347 	TP_printk("fsid=%x::%s domain=%s path=%s cache=%s",
348 		__entry->fsidtype,
349 		__print_array(__entry->fsid, 6, 4),
350 		__get_str(auth_domain),
351 		__get_str(path),
352 		__entry->cache ? "pos" : "neg"
353 	)
354 );
355 
356 TRACE_EVENT(nfsd_exp_get_by_name,
357 	TP_PROTO(const struct svc_export *key,
358 		 int status),
359 	TP_ARGS(key, status),
360 	TP_STRUCT__entry(
361 		__string(path, key->ex_path.dentry->d_name.name)
362 		__string(auth_domain, key->ex_client->name)
363 		__field(int, status)
364 	),
365 	TP_fast_assign(
366 		__assign_str(path, key->ex_path.dentry->d_name.name);
367 		__assign_str(auth_domain, key->ex_client->name);
368 		__entry->status = status;
369 	),
370 	TP_printk("path=%s domain=%s status=%d",
371 		__get_str(path),
372 		__get_str(auth_domain),
373 		__entry->status
374 	)
375 );
376 
377 TRACE_EVENT(nfsd_export_update,
378 	TP_PROTO(const struct svc_export *key),
379 	TP_ARGS(key),
380 	TP_STRUCT__entry(
381 		__string(path, key->ex_path.dentry->d_name.name)
382 		__string(auth_domain, key->ex_client->name)
383 		__field(bool, cache)
384 	),
385 	TP_fast_assign(
386 		__assign_str(path, key->ex_path.dentry->d_name.name);
387 		__assign_str(auth_domain, key->ex_client->name);
388 		__entry->cache = !test_bit(CACHE_NEGATIVE, &key->h.flags);
389 	),
390 	TP_printk("path=%s domain=%s cache=%s",
391 		__get_str(path),
392 		__get_str(auth_domain),
393 		__entry->cache ? "pos" : "neg"
394 	)
395 );
396 
397 DECLARE_EVENT_CLASS(nfsd_io_class,
398 	TP_PROTO(struct svc_rqst *rqstp,
399 		 struct svc_fh	*fhp,
400 		 u64		offset,
401 		 u32		len),
402 	TP_ARGS(rqstp, fhp, offset, len),
403 	TP_STRUCT__entry(
404 		__field(u32, xid)
405 		__field(u32, fh_hash)
406 		__field(u64, offset)
407 		__field(u32, len)
408 	),
409 	TP_fast_assign(
410 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
411 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
412 		__entry->offset = offset;
413 		__entry->len = len;
414 	),
415 	TP_printk("xid=0x%08x fh_hash=0x%08x offset=%llu len=%u",
416 		  __entry->xid, __entry->fh_hash,
417 		  __entry->offset, __entry->len)
418 )
419 
420 #define DEFINE_NFSD_IO_EVENT(name)		\
421 DEFINE_EVENT(nfsd_io_class, nfsd_##name,	\
422 	TP_PROTO(struct svc_rqst *rqstp,	\
423 		 struct svc_fh	*fhp,		\
424 		 u64		offset,		\
425 		 u32		len),		\
426 	TP_ARGS(rqstp, fhp, offset, len))
427 
428 DEFINE_NFSD_IO_EVENT(read_start);
429 DEFINE_NFSD_IO_EVENT(read_splice);
430 DEFINE_NFSD_IO_EVENT(read_vector);
431 DEFINE_NFSD_IO_EVENT(read_io_done);
432 DEFINE_NFSD_IO_EVENT(read_done);
433 DEFINE_NFSD_IO_EVENT(write_start);
434 DEFINE_NFSD_IO_EVENT(write_opened);
435 DEFINE_NFSD_IO_EVENT(write_io_done);
436 DEFINE_NFSD_IO_EVENT(write_done);
437 
438 DECLARE_EVENT_CLASS(nfsd_err_class,
439 	TP_PROTO(struct svc_rqst *rqstp,
440 		 struct svc_fh	*fhp,
441 		 loff_t		offset,
442 		 int		status),
443 	TP_ARGS(rqstp, fhp, offset, status),
444 	TP_STRUCT__entry(
445 		__field(u32, xid)
446 		__field(u32, fh_hash)
447 		__field(loff_t, offset)
448 		__field(int, status)
449 	),
450 	TP_fast_assign(
451 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
452 		__entry->fh_hash = knfsd_fh_hash(&fhp->fh_handle);
453 		__entry->offset = offset;
454 		__entry->status = status;
455 	),
456 	TP_printk("xid=0x%08x fh_hash=0x%08x offset=%lld status=%d",
457 		  __entry->xid, __entry->fh_hash,
458 		  __entry->offset, __entry->status)
459 )
460 
461 #define DEFINE_NFSD_ERR_EVENT(name)		\
462 DEFINE_EVENT(nfsd_err_class, nfsd_##name,	\
463 	TP_PROTO(struct svc_rqst *rqstp,	\
464 		 struct svc_fh	*fhp,		\
465 		 loff_t		offset,		\
466 		 int		len),		\
467 	TP_ARGS(rqstp, fhp, offset, len))
468 
469 DEFINE_NFSD_ERR_EVENT(read_err);
470 DEFINE_NFSD_ERR_EVENT(write_err);
471 
472 TRACE_EVENT(nfsd_dirent,
473 	TP_PROTO(struct svc_fh *fhp,
474 		 u64 ino,
475 		 const char *name,
476 		 int namlen),
477 	TP_ARGS(fhp, ino, name, namlen),
478 	TP_STRUCT__entry(
479 		__field(u32, fh_hash)
480 		__field(u64, ino)
481 		__string_len(name, name, namlen)
482 	),
483 	TP_fast_assign(
484 		__entry->fh_hash = fhp ? knfsd_fh_hash(&fhp->fh_handle) : 0;
485 		__entry->ino = ino;
486 		__assign_str_len(name, name, namlen)
487 	),
488 	TP_printk("fh_hash=0x%08x ino=%llu name=%s",
489 		__entry->fh_hash, __entry->ino, __get_str(name)
490 	)
491 )
492 
493 DECLARE_EVENT_CLASS(nfsd_copy_err_class,
494 	TP_PROTO(struct svc_rqst *rqstp,
495 		 struct svc_fh	*src_fhp,
496 		 loff_t		src_offset,
497 		 struct svc_fh	*dst_fhp,
498 		 loff_t		dst_offset,
499 		 u64		count,
500 		 int		status),
501 	TP_ARGS(rqstp, src_fhp, src_offset, dst_fhp, dst_offset, count, status),
502 	TP_STRUCT__entry(
503 		__field(u32, xid)
504 		__field(u32, src_fh_hash)
505 		__field(loff_t, src_offset)
506 		__field(u32, dst_fh_hash)
507 		__field(loff_t, dst_offset)
508 		__field(u64, count)
509 		__field(int, status)
510 	),
511 	TP_fast_assign(
512 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
513 		__entry->src_fh_hash = knfsd_fh_hash(&src_fhp->fh_handle);
514 		__entry->src_offset = src_offset;
515 		__entry->dst_fh_hash = knfsd_fh_hash(&dst_fhp->fh_handle);
516 		__entry->dst_offset = dst_offset;
517 		__entry->count = count;
518 		__entry->status = status;
519 	),
520 	TP_printk("xid=0x%08x src_fh_hash=0x%08x src_offset=%lld "
521 			"dst_fh_hash=0x%08x dst_offset=%lld "
522 			"count=%llu status=%d",
523 		  __entry->xid, __entry->src_fh_hash, __entry->src_offset,
524 		  __entry->dst_fh_hash, __entry->dst_offset,
525 		  (unsigned long long)__entry->count,
526 		  __entry->status)
527 )
528 
529 #define DEFINE_NFSD_COPY_ERR_EVENT(name)		\
530 DEFINE_EVENT(nfsd_copy_err_class, nfsd_##name,		\
531 	TP_PROTO(struct svc_rqst	*rqstp,		\
532 		 struct svc_fh		*src_fhp,	\
533 		 loff_t			src_offset,	\
534 		 struct svc_fh		*dst_fhp,	\
535 		 loff_t			dst_offset,	\
536 		 u64			count,		\
537 		 int			status),	\
538 	TP_ARGS(rqstp, src_fhp, src_offset, dst_fhp, dst_offset, \
539 		count, status))
540 
541 DEFINE_NFSD_COPY_ERR_EVENT(clone_file_range_err);
542 
543 #include "state.h"
544 #include "filecache.h"
545 #include "vfs.h"
546 
547 TRACE_EVENT(nfsd_delegret_wakeup,
548 	TP_PROTO(
549 		const struct svc_rqst *rqstp,
550 		const struct inode *inode,
551 		long timeo
552 	),
553 	TP_ARGS(rqstp, inode, timeo),
554 	TP_STRUCT__entry(
555 		__field(u32, xid)
556 		__field(const void *, inode)
557 		__field(long, timeo)
558 	),
559 	TP_fast_assign(
560 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
561 		__entry->inode = inode;
562 		__entry->timeo = timeo;
563 	),
564 	TP_printk("xid=0x%08x inode=%p%s",
565 		  __entry->xid, __entry->inode,
566 		  __entry->timeo == 0 ? " (timed out)" : ""
567 	)
568 );
569 
570 DECLARE_EVENT_CLASS(nfsd_stateid_class,
571 	TP_PROTO(stateid_t *stp),
572 	TP_ARGS(stp),
573 	TP_STRUCT__entry(
574 		__field(u32, cl_boot)
575 		__field(u32, cl_id)
576 		__field(u32, si_id)
577 		__field(u32, si_generation)
578 	),
579 	TP_fast_assign(
580 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
581 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
582 		__entry->si_id = stp->si_opaque.so_id;
583 		__entry->si_generation = stp->si_generation;
584 	),
585 	TP_printk("client %08x:%08x stateid %08x:%08x",
586 		__entry->cl_boot,
587 		__entry->cl_id,
588 		__entry->si_id,
589 		__entry->si_generation)
590 )
591 
592 #define DEFINE_STATEID_EVENT(name) \
593 DEFINE_EVENT(nfsd_stateid_class, nfsd_##name, \
594 	TP_PROTO(stateid_t *stp), \
595 	TP_ARGS(stp))
596 
597 DEFINE_STATEID_EVENT(layoutstate_alloc);
598 DEFINE_STATEID_EVENT(layoutstate_unhash);
599 DEFINE_STATEID_EVENT(layoutstate_free);
600 DEFINE_STATEID_EVENT(layout_get_lookup_fail);
601 DEFINE_STATEID_EVENT(layout_commit_lookup_fail);
602 DEFINE_STATEID_EVENT(layout_return_lookup_fail);
603 DEFINE_STATEID_EVENT(layout_recall);
604 DEFINE_STATEID_EVENT(layout_recall_done);
605 DEFINE_STATEID_EVENT(layout_recall_fail);
606 DEFINE_STATEID_EVENT(layout_recall_release);
607 
608 DEFINE_STATEID_EVENT(open);
609 DEFINE_STATEID_EVENT(deleg_read);
610 DEFINE_STATEID_EVENT(deleg_return);
611 DEFINE_STATEID_EVENT(deleg_recall);
612 
613 DECLARE_EVENT_CLASS(nfsd_stateseqid_class,
614 	TP_PROTO(u32 seqid, const stateid_t *stp),
615 	TP_ARGS(seqid, stp),
616 	TP_STRUCT__entry(
617 		__field(u32, seqid)
618 		__field(u32, cl_boot)
619 		__field(u32, cl_id)
620 		__field(u32, si_id)
621 		__field(u32, si_generation)
622 	),
623 	TP_fast_assign(
624 		__entry->seqid = seqid;
625 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
626 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
627 		__entry->si_id = stp->si_opaque.so_id;
628 		__entry->si_generation = stp->si_generation;
629 	),
630 	TP_printk("seqid=%u client %08x:%08x stateid %08x:%08x",
631 		__entry->seqid, __entry->cl_boot, __entry->cl_id,
632 		__entry->si_id, __entry->si_generation)
633 )
634 
635 #define DEFINE_STATESEQID_EVENT(name) \
636 DEFINE_EVENT(nfsd_stateseqid_class, nfsd_##name, \
637 	TP_PROTO(u32 seqid, const stateid_t *stp), \
638 	TP_ARGS(seqid, stp))
639 
640 DEFINE_STATESEQID_EVENT(preprocess);
641 DEFINE_STATESEQID_EVENT(open_confirm);
642 
643 TRACE_DEFINE_ENUM(NFS4_OPEN_STID);
644 TRACE_DEFINE_ENUM(NFS4_LOCK_STID);
645 TRACE_DEFINE_ENUM(NFS4_DELEG_STID);
646 TRACE_DEFINE_ENUM(NFS4_CLOSED_STID);
647 TRACE_DEFINE_ENUM(NFS4_REVOKED_DELEG_STID);
648 TRACE_DEFINE_ENUM(NFS4_CLOSED_DELEG_STID);
649 TRACE_DEFINE_ENUM(NFS4_LAYOUT_STID);
650 
651 #define show_stid_type(x)						\
652 	__print_flags(x, "|",						\
653 		{ NFS4_OPEN_STID,		"OPEN" },		\
654 		{ NFS4_LOCK_STID,		"LOCK" },		\
655 		{ NFS4_DELEG_STID,		"DELEG" },		\
656 		{ NFS4_CLOSED_STID,		"CLOSED" },		\
657 		{ NFS4_REVOKED_DELEG_STID,	"REVOKED" },		\
658 		{ NFS4_CLOSED_DELEG_STID,	"CLOSED_DELEG" },	\
659 		{ NFS4_LAYOUT_STID,		"LAYOUT" })
660 
661 DECLARE_EVENT_CLASS(nfsd_stid_class,
662 	TP_PROTO(
663 		const struct nfs4_stid *stid
664 	),
665 	TP_ARGS(stid),
666 	TP_STRUCT__entry(
667 		__field(unsigned long, sc_type)
668 		__field(int, sc_count)
669 		__field(u32, cl_boot)
670 		__field(u32, cl_id)
671 		__field(u32, si_id)
672 		__field(u32, si_generation)
673 	),
674 	TP_fast_assign(
675 		const stateid_t *stp = &stid->sc_stateid;
676 
677 		__entry->sc_type = stid->sc_type;
678 		__entry->sc_count = refcount_read(&stid->sc_count);
679 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
680 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
681 		__entry->si_id = stp->si_opaque.so_id;
682 		__entry->si_generation = stp->si_generation;
683 	),
684 	TP_printk("client %08x:%08x stateid %08x:%08x ref=%d type=%s",
685 		__entry->cl_boot, __entry->cl_id,
686 		__entry->si_id, __entry->si_generation,
687 		__entry->sc_count, show_stid_type(__entry->sc_type)
688 	)
689 );
690 
691 #define DEFINE_STID_EVENT(name)					\
692 DEFINE_EVENT(nfsd_stid_class, nfsd_stid_##name,			\
693 	TP_PROTO(const struct nfs4_stid *stid),			\
694 	TP_ARGS(stid))
695 
696 DEFINE_STID_EVENT(revoke);
697 
698 DECLARE_EVENT_CLASS(nfsd_clientid_class,
699 	TP_PROTO(const clientid_t *clid),
700 	TP_ARGS(clid),
701 	TP_STRUCT__entry(
702 		__field(u32, cl_boot)
703 		__field(u32, cl_id)
704 	),
705 	TP_fast_assign(
706 		__entry->cl_boot = clid->cl_boot;
707 		__entry->cl_id = clid->cl_id;
708 	),
709 	TP_printk("client %08x:%08x", __entry->cl_boot, __entry->cl_id)
710 )
711 
712 #define DEFINE_CLIENTID_EVENT(name) \
713 DEFINE_EVENT(nfsd_clientid_class, nfsd_clid_##name, \
714 	TP_PROTO(const clientid_t *clid), \
715 	TP_ARGS(clid))
716 
717 DEFINE_CLIENTID_EVENT(expire_unconf);
718 DEFINE_CLIENTID_EVENT(reclaim_complete);
719 DEFINE_CLIENTID_EVENT(confirmed);
720 DEFINE_CLIENTID_EVENT(destroyed);
721 DEFINE_CLIENTID_EVENT(admin_expired);
722 DEFINE_CLIENTID_EVENT(replaced);
723 DEFINE_CLIENTID_EVENT(purged);
724 DEFINE_CLIENTID_EVENT(renew);
725 DEFINE_CLIENTID_EVENT(stale);
726 
727 DECLARE_EVENT_CLASS(nfsd_net_class,
728 	TP_PROTO(const struct nfsd_net *nn),
729 	TP_ARGS(nn),
730 	TP_STRUCT__entry(
731 		__field(unsigned long long, boot_time)
732 	),
733 	TP_fast_assign(
734 		__entry->boot_time = nn->boot_time;
735 	),
736 	TP_printk("boot_time=%16llx", __entry->boot_time)
737 )
738 
739 #define DEFINE_NET_EVENT(name) \
740 DEFINE_EVENT(nfsd_net_class, nfsd_##name, \
741 	TP_PROTO(const struct nfsd_net *nn), \
742 	TP_ARGS(nn))
743 
744 DEFINE_NET_EVENT(grace_start);
745 DEFINE_NET_EVENT(grace_complete);
746 
747 TRACE_EVENT(nfsd_writeverf_reset,
748 	TP_PROTO(
749 		const struct nfsd_net *nn,
750 		const struct svc_rqst *rqstp,
751 		int error
752 	),
753 	TP_ARGS(nn, rqstp, error),
754 	TP_STRUCT__entry(
755 		__field(unsigned long long, boot_time)
756 		__field(u32, xid)
757 		__field(int, error)
758 		__array(unsigned char, verifier, NFS4_VERIFIER_SIZE)
759 	),
760 	TP_fast_assign(
761 		__entry->boot_time = nn->boot_time;
762 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
763 		__entry->error = error;
764 
765 		/* avoid seqlock inside TP_fast_assign */
766 		memcpy(__entry->verifier, nn->writeverf,
767 		       NFS4_VERIFIER_SIZE);
768 	),
769 	TP_printk("boot_time=%16llx xid=0x%08x error=%d new verifier=0x%s",
770 		__entry->boot_time, __entry->xid, __entry->error,
771 		__print_hex_str(__entry->verifier, NFS4_VERIFIER_SIZE)
772 	)
773 );
774 
775 TRACE_EVENT(nfsd_clid_cred_mismatch,
776 	TP_PROTO(
777 		const struct nfs4_client *clp,
778 		const struct svc_rqst *rqstp
779 	),
780 	TP_ARGS(clp, rqstp),
781 	TP_STRUCT__entry(
782 		__field(u32, cl_boot)
783 		__field(u32, cl_id)
784 		__field(unsigned long, cl_flavor)
785 		__field(unsigned long, new_flavor)
786 		__sockaddr(addr, rqstp->rq_xprt->xpt_remotelen)
787 	),
788 	TP_fast_assign(
789 		__entry->cl_boot = clp->cl_clientid.cl_boot;
790 		__entry->cl_id = clp->cl_clientid.cl_id;
791 		__entry->cl_flavor = clp->cl_cred.cr_flavor;
792 		__entry->new_flavor = rqstp->rq_cred.cr_flavor;
793 		__assign_sockaddr(addr, &rqstp->rq_xprt->xpt_remote,
794 				  rqstp->rq_xprt->xpt_remotelen);
795 	),
796 	TP_printk("client %08x:%08x flavor=%s, conflict=%s from addr=%pISpc",
797 		__entry->cl_boot, __entry->cl_id,
798 		show_nfsd_authflavor(__entry->cl_flavor),
799 		show_nfsd_authflavor(__entry->new_flavor),
800 		__get_sockaddr(addr)
801 	)
802 )
803 
804 TRACE_EVENT(nfsd_clid_verf_mismatch,
805 	TP_PROTO(
806 		const struct nfs4_client *clp,
807 		const struct svc_rqst *rqstp,
808 		const nfs4_verifier *verf
809 	),
810 	TP_ARGS(clp, rqstp, verf),
811 	TP_STRUCT__entry(
812 		__field(u32, cl_boot)
813 		__field(u32, cl_id)
814 		__array(unsigned char, cl_verifier, NFS4_VERIFIER_SIZE)
815 		__array(unsigned char, new_verifier, NFS4_VERIFIER_SIZE)
816 		__sockaddr(addr, rqstp->rq_xprt->xpt_remotelen)
817 	),
818 	TP_fast_assign(
819 		__entry->cl_boot = clp->cl_clientid.cl_boot;
820 		__entry->cl_id = clp->cl_clientid.cl_id;
821 		memcpy(__entry->cl_verifier, (void *)&clp->cl_verifier,
822 		       NFS4_VERIFIER_SIZE);
823 		memcpy(__entry->new_verifier, (void *)verf,
824 		       NFS4_VERIFIER_SIZE);
825 		__assign_sockaddr(addr, &rqstp->rq_xprt->xpt_remote,
826 				  rqstp->rq_xprt->xpt_remotelen);
827 	),
828 	TP_printk("client %08x:%08x verf=0x%s, updated=0x%s from addr=%pISpc",
829 		__entry->cl_boot, __entry->cl_id,
830 		__print_hex_str(__entry->cl_verifier, NFS4_VERIFIER_SIZE),
831 		__print_hex_str(__entry->new_verifier, NFS4_VERIFIER_SIZE),
832 		__get_sockaddr(addr)
833 	)
834 );
835 
836 DECLARE_EVENT_CLASS(nfsd_clid_class,
837 	TP_PROTO(const struct nfs4_client *clp),
838 	TP_ARGS(clp),
839 	TP_STRUCT__entry(
840 		__field(u32, cl_boot)
841 		__field(u32, cl_id)
842 		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
843 		__field(unsigned long, flavor)
844 		__array(unsigned char, verifier, NFS4_VERIFIER_SIZE)
845 		__string_len(name, name, clp->cl_name.len)
846 	),
847 	TP_fast_assign(
848 		__entry->cl_boot = clp->cl_clientid.cl_boot;
849 		__entry->cl_id = clp->cl_clientid.cl_id;
850 		memcpy(__entry->addr, &clp->cl_addr,
851 			sizeof(struct sockaddr_in6));
852 		__entry->flavor = clp->cl_cred.cr_flavor;
853 		memcpy(__entry->verifier, (void *)&clp->cl_verifier,
854 		       NFS4_VERIFIER_SIZE);
855 		__assign_str_len(name, clp->cl_name.data, clp->cl_name.len);
856 	),
857 	TP_printk("addr=%pISpc name='%s' verifier=0x%s flavor=%s client=%08x:%08x",
858 		__entry->addr, __get_str(name),
859 		__print_hex_str(__entry->verifier, NFS4_VERIFIER_SIZE),
860 		show_nfsd_authflavor(__entry->flavor),
861 		__entry->cl_boot, __entry->cl_id)
862 );
863 
864 #define DEFINE_CLID_EVENT(name) \
865 DEFINE_EVENT(nfsd_clid_class, nfsd_clid_##name, \
866 	TP_PROTO(const struct nfs4_client *clp), \
867 	TP_ARGS(clp))
868 
869 DEFINE_CLID_EVENT(fresh);
870 DEFINE_CLID_EVENT(confirmed_r);
871 
872 /*
873  * from fs/nfsd/filecache.h
874  */
875 #define show_nf_flags(val)						\
876 	__print_flags(val, "|",						\
877 		{ 1 << NFSD_FILE_HASHED,	"HASHED" },		\
878 		{ 1 << NFSD_FILE_PENDING,	"PENDING" },		\
879 		{ 1 << NFSD_FILE_REFERENCED,	"REFERENCED" },		\
880 		{ 1 << NFSD_FILE_GC,		"GC" })
881 
882 DECLARE_EVENT_CLASS(nfsd_file_class,
883 	TP_PROTO(struct nfsd_file *nf),
884 	TP_ARGS(nf),
885 	TP_STRUCT__entry(
886 		__field(void *, nf_inode)
887 		__field(int, nf_ref)
888 		__field(unsigned long, nf_flags)
889 		__field(unsigned char, nf_may)
890 		__field(struct file *, nf_file)
891 	),
892 	TP_fast_assign(
893 		__entry->nf_inode = nf->nf_inode;
894 		__entry->nf_ref = refcount_read(&nf->nf_ref);
895 		__entry->nf_flags = nf->nf_flags;
896 		__entry->nf_may = nf->nf_may;
897 		__entry->nf_file = nf->nf_file;
898 	),
899 	TP_printk("inode=%p ref=%d flags=%s may=%s nf_file=%p",
900 		__entry->nf_inode,
901 		__entry->nf_ref,
902 		show_nf_flags(__entry->nf_flags),
903 		show_nfsd_may_flags(__entry->nf_may),
904 		__entry->nf_file)
905 )
906 
907 #define DEFINE_NFSD_FILE_EVENT(name) \
908 DEFINE_EVENT(nfsd_file_class, name, \
909 	TP_PROTO(struct nfsd_file *nf), \
910 	TP_ARGS(nf))
911 
912 DEFINE_NFSD_FILE_EVENT(nfsd_file_free);
913 DEFINE_NFSD_FILE_EVENT(nfsd_file_unhash);
914 DEFINE_NFSD_FILE_EVENT(nfsd_file_put);
915 DEFINE_NFSD_FILE_EVENT(nfsd_file_closing);
916 DEFINE_NFSD_FILE_EVENT(nfsd_file_unhash_and_queue);
917 
918 TRACE_EVENT(nfsd_file_alloc,
919 	TP_PROTO(
920 		const struct nfsd_file *nf
921 	),
922 	TP_ARGS(nf),
923 	TP_STRUCT__entry(
924 		__field(const void *, nf_inode)
925 		__field(unsigned long, nf_flags)
926 		__field(unsigned long, nf_may)
927 		__field(unsigned int, nf_ref)
928 	),
929 	TP_fast_assign(
930 		__entry->nf_inode = nf->nf_inode;
931 		__entry->nf_flags = nf->nf_flags;
932 		__entry->nf_ref = refcount_read(&nf->nf_ref);
933 		__entry->nf_may = nf->nf_may;
934 	),
935 	TP_printk("inode=%p ref=%u flags=%s may=%s",
936 		__entry->nf_inode, __entry->nf_ref,
937 		show_nf_flags(__entry->nf_flags),
938 		show_nfsd_may_flags(__entry->nf_may)
939 	)
940 );
941 
942 TRACE_EVENT(nfsd_file_acquire,
943 	TP_PROTO(
944 		const struct svc_rqst *rqstp,
945 		const struct inode *inode,
946 		unsigned int may_flags,
947 		const struct nfsd_file *nf,
948 		__be32 status
949 	),
950 
951 	TP_ARGS(rqstp, inode, may_flags, nf, status),
952 
953 	TP_STRUCT__entry(
954 		__field(u32, xid)
955 		__field(const void *, inode)
956 		__field(unsigned long, may_flags)
957 		__field(unsigned int, nf_ref)
958 		__field(unsigned long, nf_flags)
959 		__field(unsigned long, nf_may)
960 		__field(const void *, nf_file)
961 		__field(u32, status)
962 	),
963 
964 	TP_fast_assign(
965 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
966 		__entry->inode = inode;
967 		__entry->may_flags = may_flags;
968 		__entry->nf_ref = nf ? refcount_read(&nf->nf_ref) : 0;
969 		__entry->nf_flags = nf ? nf->nf_flags : 0;
970 		__entry->nf_may = nf ? nf->nf_may : 0;
971 		__entry->nf_file = nf ? nf->nf_file : NULL;
972 		__entry->status = be32_to_cpu(status);
973 	),
974 
975 	TP_printk("xid=0x%x inode=%p may_flags=%s ref=%u nf_flags=%s nf_may=%s nf_file=%p status=%u",
976 			__entry->xid, __entry->inode,
977 			show_nfsd_may_flags(__entry->may_flags),
978 			__entry->nf_ref, show_nf_flags(__entry->nf_flags),
979 			show_nfsd_may_flags(__entry->nf_may),
980 			__entry->nf_file, __entry->status
981 	)
982 );
983 
984 TRACE_EVENT(nfsd_file_insert_err,
985 	TP_PROTO(
986 		const struct svc_rqst *rqstp,
987 		const struct inode *inode,
988 		unsigned int may_flags,
989 		long error
990 	),
991 	TP_ARGS(rqstp, inode, may_flags, error),
992 	TP_STRUCT__entry(
993 		__field(u32, xid)
994 		__field(const void *, inode)
995 		__field(unsigned long, may_flags)
996 		__field(long, error)
997 	),
998 	TP_fast_assign(
999 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
1000 		__entry->inode = inode;
1001 		__entry->may_flags = may_flags;
1002 		__entry->error = error;
1003 	),
1004 	TP_printk("xid=0x%x inode=%p may_flags=%s error=%ld",
1005 		__entry->xid, __entry->inode,
1006 		show_nfsd_may_flags(__entry->may_flags),
1007 		__entry->error
1008 	)
1009 );
1010 
1011 TRACE_EVENT(nfsd_file_cons_err,
1012 	TP_PROTO(
1013 		const struct svc_rqst *rqstp,
1014 		const struct inode *inode,
1015 		unsigned int may_flags,
1016 		const struct nfsd_file *nf
1017 	),
1018 	TP_ARGS(rqstp, inode, may_flags, nf),
1019 	TP_STRUCT__entry(
1020 		__field(u32, xid)
1021 		__field(const void *, inode)
1022 		__field(unsigned long, may_flags)
1023 		__field(unsigned int, nf_ref)
1024 		__field(unsigned long, nf_flags)
1025 		__field(unsigned long, nf_may)
1026 		__field(const void *, nf_file)
1027 	),
1028 	TP_fast_assign(
1029 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
1030 		__entry->inode = inode;
1031 		__entry->may_flags = may_flags;
1032 		__entry->nf_ref = refcount_read(&nf->nf_ref);
1033 		__entry->nf_flags = nf->nf_flags;
1034 		__entry->nf_may = nf->nf_may;
1035 		__entry->nf_file = nf->nf_file;
1036 	),
1037 	TP_printk("xid=0x%x inode=%p may_flags=%s ref=%u nf_flags=%s nf_may=%s nf_file=%p",
1038 		__entry->xid, __entry->inode,
1039 		show_nfsd_may_flags(__entry->may_flags), __entry->nf_ref,
1040 		show_nf_flags(__entry->nf_flags),
1041 		show_nfsd_may_flags(__entry->nf_may), __entry->nf_file
1042 	)
1043 );
1044 
1045 DECLARE_EVENT_CLASS(nfsd_file_open_class,
1046 	TP_PROTO(const struct nfsd_file *nf, __be32 status),
1047 	TP_ARGS(nf, status),
1048 	TP_STRUCT__entry(
1049 		__field(void *, nf_inode)	/* cannot be dereferenced */
1050 		__field(int, nf_ref)
1051 		__field(unsigned long, nf_flags)
1052 		__field(unsigned long, nf_may)
1053 		__field(void *, nf_file)	/* cannot be dereferenced */
1054 	),
1055 	TP_fast_assign(
1056 		__entry->nf_inode = nf->nf_inode;
1057 		__entry->nf_ref = refcount_read(&nf->nf_ref);
1058 		__entry->nf_flags = nf->nf_flags;
1059 		__entry->nf_may = nf->nf_may;
1060 		__entry->nf_file = nf->nf_file;
1061 	),
1062 	TP_printk("inode=%p ref=%d flags=%s may=%s file=%p",
1063 		__entry->nf_inode,
1064 		__entry->nf_ref,
1065 		show_nf_flags(__entry->nf_flags),
1066 		show_nfsd_may_flags(__entry->nf_may),
1067 		__entry->nf_file)
1068 )
1069 
1070 #define DEFINE_NFSD_FILE_OPEN_EVENT(name)					\
1071 DEFINE_EVENT(nfsd_file_open_class, name,					\
1072 	TP_PROTO(							\
1073 		const struct nfsd_file *nf,				\
1074 		__be32 status						\
1075 	),								\
1076 	TP_ARGS(nf, status))
1077 
1078 DEFINE_NFSD_FILE_OPEN_EVENT(nfsd_file_open);
1079 DEFINE_NFSD_FILE_OPEN_EVENT(nfsd_file_opened);
1080 
1081 TRACE_EVENT(nfsd_file_is_cached,
1082 	TP_PROTO(
1083 		const struct inode *inode,
1084 		int found
1085 	),
1086 	TP_ARGS(inode, found),
1087 	TP_STRUCT__entry(
1088 		__field(const struct inode *, inode)
1089 		__field(int, found)
1090 	),
1091 	TP_fast_assign(
1092 		__entry->inode = inode;
1093 		__entry->found = found;
1094 	),
1095 	TP_printk("inode=%p is %scached",
1096 		__entry->inode,
1097 		__entry->found ? "" : "not "
1098 	)
1099 );
1100 
1101 TRACE_EVENT(nfsd_file_fsnotify_handle_event,
1102 	TP_PROTO(struct inode *inode, u32 mask),
1103 	TP_ARGS(inode, mask),
1104 	TP_STRUCT__entry(
1105 		__field(struct inode *, inode)
1106 		__field(unsigned int, nlink)
1107 		__field(umode_t, mode)
1108 		__field(u32, mask)
1109 	),
1110 	TP_fast_assign(
1111 		__entry->inode = inode;
1112 		__entry->nlink = inode->i_nlink;
1113 		__entry->mode = inode->i_mode;
1114 		__entry->mask = mask;
1115 	),
1116 	TP_printk("inode=%p nlink=%u mode=0%ho mask=0x%x", __entry->inode,
1117 			__entry->nlink, __entry->mode, __entry->mask)
1118 );
1119 
1120 DECLARE_EVENT_CLASS(nfsd_file_gc_class,
1121 	TP_PROTO(
1122 		const struct nfsd_file *nf
1123 	),
1124 	TP_ARGS(nf),
1125 	TP_STRUCT__entry(
1126 		__field(void *, nf_inode)
1127 		__field(void *, nf_file)
1128 		__field(int, nf_ref)
1129 		__field(unsigned long, nf_flags)
1130 	),
1131 	TP_fast_assign(
1132 		__entry->nf_inode = nf->nf_inode;
1133 		__entry->nf_file = nf->nf_file;
1134 		__entry->nf_ref = refcount_read(&nf->nf_ref);
1135 		__entry->nf_flags = nf->nf_flags;
1136 	),
1137 	TP_printk("inode=%p ref=%d nf_flags=%s nf_file=%p",
1138 		__entry->nf_inode, __entry->nf_ref,
1139 		show_nf_flags(__entry->nf_flags),
1140 		__entry->nf_file
1141 	)
1142 );
1143 
1144 #define DEFINE_NFSD_FILE_GC_EVENT(name)					\
1145 DEFINE_EVENT(nfsd_file_gc_class, name,					\
1146 	TP_PROTO(							\
1147 		const struct nfsd_file *nf				\
1148 	),								\
1149 	TP_ARGS(nf))
1150 
1151 DEFINE_NFSD_FILE_GC_EVENT(nfsd_file_lru_add);
1152 DEFINE_NFSD_FILE_GC_EVENT(nfsd_file_lru_add_disposed);
1153 DEFINE_NFSD_FILE_GC_EVENT(nfsd_file_lru_del);
1154 DEFINE_NFSD_FILE_GC_EVENT(nfsd_file_lru_del_disposed);
1155 DEFINE_NFSD_FILE_GC_EVENT(nfsd_file_gc_in_use);
1156 DEFINE_NFSD_FILE_GC_EVENT(nfsd_file_gc_writeback);
1157 DEFINE_NFSD_FILE_GC_EVENT(nfsd_file_gc_referenced);
1158 DEFINE_NFSD_FILE_GC_EVENT(nfsd_file_gc_disposed);
1159 
1160 DECLARE_EVENT_CLASS(nfsd_file_lruwalk_class,
1161 	TP_PROTO(
1162 		unsigned long removed,
1163 		unsigned long remaining
1164 	),
1165 	TP_ARGS(removed, remaining),
1166 	TP_STRUCT__entry(
1167 		__field(unsigned long, removed)
1168 		__field(unsigned long, remaining)
1169 	),
1170 	TP_fast_assign(
1171 		__entry->removed = removed;
1172 		__entry->remaining = remaining;
1173 	),
1174 	TP_printk("%lu entries removed, %lu remaining",
1175 		__entry->removed, __entry->remaining)
1176 );
1177 
1178 #define DEFINE_NFSD_FILE_LRUWALK_EVENT(name)				\
1179 DEFINE_EVENT(nfsd_file_lruwalk_class, name,				\
1180 	TP_PROTO(							\
1181 		unsigned long removed,					\
1182 		unsigned long remaining					\
1183 	),								\
1184 	TP_ARGS(removed, remaining))
1185 
1186 DEFINE_NFSD_FILE_LRUWALK_EVENT(nfsd_file_gc_removed);
1187 DEFINE_NFSD_FILE_LRUWALK_EVENT(nfsd_file_shrinker_removed);
1188 
1189 TRACE_EVENT(nfsd_file_close,
1190 	TP_PROTO(
1191 		const struct inode *inode
1192 	),
1193 	TP_ARGS(inode),
1194 	TP_STRUCT__entry(
1195 		__field(const void *, inode)
1196 	),
1197 	TP_fast_assign(
1198 		__entry->inode = inode;
1199 	),
1200 	TP_printk("inode=%p",
1201 		__entry->inode
1202 	)
1203 );
1204 
1205 #include "cache.h"
1206 
1207 TRACE_DEFINE_ENUM(RC_DROPIT);
1208 TRACE_DEFINE_ENUM(RC_REPLY);
1209 TRACE_DEFINE_ENUM(RC_DOIT);
1210 
1211 #define show_drc_retval(x)						\
1212 	__print_symbolic(x,						\
1213 		{ RC_DROPIT, "DROPIT" },				\
1214 		{ RC_REPLY, "REPLY" },					\
1215 		{ RC_DOIT, "DOIT" })
1216 
1217 TRACE_EVENT(nfsd_drc_found,
1218 	TP_PROTO(
1219 		const struct nfsd_net *nn,
1220 		const struct svc_rqst *rqstp,
1221 		int result
1222 	),
1223 	TP_ARGS(nn, rqstp, result),
1224 	TP_STRUCT__entry(
1225 		__field(unsigned long long, boot_time)
1226 		__field(unsigned long, result)
1227 		__field(u32, xid)
1228 	),
1229 	TP_fast_assign(
1230 		__entry->boot_time = nn->boot_time;
1231 		__entry->result = result;
1232 		__entry->xid = be32_to_cpu(rqstp->rq_xid);
1233 	),
1234 	TP_printk("boot_time=%16llx xid=0x%08x result=%s",
1235 		__entry->boot_time, __entry->xid,
1236 		show_drc_retval(__entry->result))
1237 
1238 );
1239 
1240 TRACE_EVENT(nfsd_drc_mismatch,
1241 	TP_PROTO(
1242 		const struct nfsd_net *nn,
1243 		const struct svc_cacherep *key,
1244 		const struct svc_cacherep *rp
1245 	),
1246 	TP_ARGS(nn, key, rp),
1247 	TP_STRUCT__entry(
1248 		__field(unsigned long long, boot_time)
1249 		__field(u32, xid)
1250 		__field(u32, cached)
1251 		__field(u32, ingress)
1252 	),
1253 	TP_fast_assign(
1254 		__entry->boot_time = nn->boot_time;
1255 		__entry->xid = be32_to_cpu(key->c_key.k_xid);
1256 		__entry->cached = (__force u32)key->c_key.k_csum;
1257 		__entry->ingress = (__force u32)rp->c_key.k_csum;
1258 	),
1259 	TP_printk("boot_time=%16llx xid=0x%08x cached-csum=0x%08x ingress-csum=0x%08x",
1260 		__entry->boot_time, __entry->xid, __entry->cached,
1261 		__entry->ingress)
1262 );
1263 
1264 TRACE_EVENT(nfsd_cb_args,
1265 	TP_PROTO(
1266 		const struct nfs4_client *clp,
1267 		const struct nfs4_cb_conn *conn
1268 	),
1269 	TP_ARGS(clp, conn),
1270 	TP_STRUCT__entry(
1271 		__field(u32, cl_boot)
1272 		__field(u32, cl_id)
1273 		__field(u32, prog)
1274 		__field(u32, ident)
1275 		__sockaddr(addr, conn->cb_addrlen)
1276 	),
1277 	TP_fast_assign(
1278 		__entry->cl_boot = clp->cl_clientid.cl_boot;
1279 		__entry->cl_id = clp->cl_clientid.cl_id;
1280 		__entry->prog = conn->cb_prog;
1281 		__entry->ident = conn->cb_ident;
1282 		__assign_sockaddr(addr, &conn->cb_addr, conn->cb_addrlen);
1283 	),
1284 	TP_printk("addr=%pISpc client %08x:%08x prog=%u ident=%u",
1285 		__get_sockaddr(addr), __entry->cl_boot, __entry->cl_id,
1286 		__entry->prog, __entry->ident)
1287 );
1288 
1289 TRACE_EVENT(nfsd_cb_nodelegs,
1290 	TP_PROTO(const struct nfs4_client *clp),
1291 	TP_ARGS(clp),
1292 	TP_STRUCT__entry(
1293 		__field(u32, cl_boot)
1294 		__field(u32, cl_id)
1295 	),
1296 	TP_fast_assign(
1297 		__entry->cl_boot = clp->cl_clientid.cl_boot;
1298 		__entry->cl_id = clp->cl_clientid.cl_id;
1299 	),
1300 	TP_printk("client %08x:%08x", __entry->cl_boot, __entry->cl_id)
1301 )
1302 
1303 #define show_cb_state(val)						\
1304 	__print_symbolic(val,						\
1305 		{ NFSD4_CB_UP,		"UP" },				\
1306 		{ NFSD4_CB_UNKNOWN,	"UNKNOWN" },			\
1307 		{ NFSD4_CB_DOWN,	"DOWN" },			\
1308 		{ NFSD4_CB_FAULT,	"FAULT"})
1309 
1310 DECLARE_EVENT_CLASS(nfsd_cb_class,
1311 	TP_PROTO(const struct nfs4_client *clp),
1312 	TP_ARGS(clp),
1313 	TP_STRUCT__entry(
1314 		__field(unsigned long, state)
1315 		__field(u32, cl_boot)
1316 		__field(u32, cl_id)
1317 		__sockaddr(addr, clp->cl_cb_conn.cb_addrlen)
1318 	),
1319 	TP_fast_assign(
1320 		__entry->state = clp->cl_cb_state;
1321 		__entry->cl_boot = clp->cl_clientid.cl_boot;
1322 		__entry->cl_id = clp->cl_clientid.cl_id;
1323 		__assign_sockaddr(addr, &clp->cl_cb_conn.cb_addr,
1324 				  clp->cl_cb_conn.cb_addrlen)
1325 	),
1326 	TP_printk("addr=%pISpc client %08x:%08x state=%s",
1327 		__get_sockaddr(addr), __entry->cl_boot, __entry->cl_id,
1328 		show_cb_state(__entry->state))
1329 );
1330 
1331 #define DEFINE_NFSD_CB_EVENT(name)			\
1332 DEFINE_EVENT(nfsd_cb_class, nfsd_cb_##name,		\
1333 	TP_PROTO(const struct nfs4_client *clp),	\
1334 	TP_ARGS(clp))
1335 
1336 DEFINE_NFSD_CB_EVENT(state);
1337 DEFINE_NFSD_CB_EVENT(probe);
1338 DEFINE_NFSD_CB_EVENT(lost);
1339 DEFINE_NFSD_CB_EVENT(shutdown);
1340 
1341 TRACE_DEFINE_ENUM(RPC_AUTH_NULL);
1342 TRACE_DEFINE_ENUM(RPC_AUTH_UNIX);
1343 TRACE_DEFINE_ENUM(RPC_AUTH_GSS);
1344 TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5);
1345 TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5I);
1346 TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5P);
1347 
1348 #define show_nfsd_authflavor(val)					\
1349 	__print_symbolic(val,						\
1350 		{ RPC_AUTH_NULL,		"none" },		\
1351 		{ RPC_AUTH_UNIX,		"sys" },		\
1352 		{ RPC_AUTH_GSS,			"gss" },		\
1353 		{ RPC_AUTH_GSS_KRB5,		"krb5" },		\
1354 		{ RPC_AUTH_GSS_KRB5I,		"krb5i" },		\
1355 		{ RPC_AUTH_GSS_KRB5P,		"krb5p" })
1356 
1357 TRACE_EVENT(nfsd_cb_setup,
1358 	TP_PROTO(const struct nfs4_client *clp,
1359 		 const char *netid,
1360 		 rpc_authflavor_t authflavor
1361 	),
1362 	TP_ARGS(clp, netid, authflavor),
1363 	TP_STRUCT__entry(
1364 		__field(u32, cl_boot)
1365 		__field(u32, cl_id)
1366 		__field(unsigned long, authflavor)
1367 		__sockaddr(addr, clp->cl_cb_conn.cb_addrlen)
1368 		__array(unsigned char, netid, 8)
1369 	),
1370 	TP_fast_assign(
1371 		__entry->cl_boot = clp->cl_clientid.cl_boot;
1372 		__entry->cl_id = clp->cl_clientid.cl_id;
1373 		strlcpy(__entry->netid, netid, sizeof(__entry->netid));
1374 		__entry->authflavor = authflavor;
1375 		__assign_sockaddr(addr, &clp->cl_cb_conn.cb_addr,
1376 				  clp->cl_cb_conn.cb_addrlen)
1377 	),
1378 	TP_printk("addr=%pISpc client %08x:%08x proto=%s flavor=%s",
1379 		__get_sockaddr(addr), __entry->cl_boot, __entry->cl_id,
1380 		__entry->netid, show_nfsd_authflavor(__entry->authflavor))
1381 );
1382 
1383 TRACE_EVENT(nfsd_cb_setup_err,
1384 	TP_PROTO(
1385 		const struct nfs4_client *clp,
1386 		long error
1387 	),
1388 	TP_ARGS(clp, error),
1389 	TP_STRUCT__entry(
1390 		__field(long, error)
1391 		__field(u32, cl_boot)
1392 		__field(u32, cl_id)
1393 		__sockaddr(addr, clp->cl_cb_conn.cb_addrlen)
1394 	),
1395 	TP_fast_assign(
1396 		__entry->error = error;
1397 		__entry->cl_boot = clp->cl_clientid.cl_boot;
1398 		__entry->cl_id = clp->cl_clientid.cl_id;
1399 		__assign_sockaddr(addr, &clp->cl_cb_conn.cb_addr,
1400 				  clp->cl_cb_conn.cb_addrlen)
1401 	),
1402 	TP_printk("addr=%pISpc client %08x:%08x error=%ld",
1403 		__get_sockaddr(addr), __entry->cl_boot, __entry->cl_id,
1404 		__entry->error)
1405 );
1406 
1407 TRACE_EVENT_CONDITION(nfsd_cb_recall,
1408 	TP_PROTO(
1409 		const struct nfs4_stid *stid
1410 	),
1411 	TP_ARGS(stid),
1412 	TP_CONDITION(stid->sc_client),
1413 	TP_STRUCT__entry(
1414 		__field(u32, cl_boot)
1415 		__field(u32, cl_id)
1416 		__field(u32, si_id)
1417 		__field(u32, si_generation)
1418 		__sockaddr(addr, stid->sc_client->cl_cb_conn.cb_addrlen)
1419 	),
1420 	TP_fast_assign(
1421 		const stateid_t *stp = &stid->sc_stateid;
1422 		const struct nfs4_client *clp = stid->sc_client;
1423 
1424 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
1425 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
1426 		__entry->si_id = stp->si_opaque.so_id;
1427 		__entry->si_generation = stp->si_generation;
1428 		__assign_sockaddr(addr, &clp->cl_cb_conn.cb_addr,
1429 				  clp->cl_cb_conn.cb_addrlen)
1430 	),
1431 	TP_printk("addr=%pISpc client %08x:%08x stateid %08x:%08x",
1432 		__get_sockaddr(addr), __entry->cl_boot, __entry->cl_id,
1433 		__entry->si_id, __entry->si_generation)
1434 );
1435 
1436 TRACE_EVENT(nfsd_cb_notify_lock,
1437 	TP_PROTO(
1438 		const struct nfs4_lockowner *lo,
1439 		const struct nfsd4_blocked_lock *nbl
1440 	),
1441 	TP_ARGS(lo, nbl),
1442 	TP_STRUCT__entry(
1443 		__field(u32, cl_boot)
1444 		__field(u32, cl_id)
1445 		__field(u32, fh_hash)
1446 		__sockaddr(addr, lo->lo_owner.so_client->cl_cb_conn.cb_addrlen)
1447 	),
1448 	TP_fast_assign(
1449 		const struct nfs4_client *clp = lo->lo_owner.so_client;
1450 
1451 		__entry->cl_boot = clp->cl_clientid.cl_boot;
1452 		__entry->cl_id = clp->cl_clientid.cl_id;
1453 		__entry->fh_hash = knfsd_fh_hash(&nbl->nbl_fh);
1454 		__assign_sockaddr(addr, &clp->cl_cb_conn.cb_addr,
1455 				  clp->cl_cb_conn.cb_addrlen)
1456 	),
1457 	TP_printk("addr=%pISpc client %08x:%08x fh_hash=0x%08x",
1458 		__get_sockaddr(addr), __entry->cl_boot, __entry->cl_id,
1459 		__entry->fh_hash)
1460 );
1461 
1462 TRACE_EVENT(nfsd_cb_offload,
1463 	TP_PROTO(
1464 		const struct nfs4_client *clp,
1465 		const stateid_t *stp,
1466 		const struct knfsd_fh *fh,
1467 		u64 count,
1468 		__be32 status
1469 	),
1470 	TP_ARGS(clp, stp, fh, count, status),
1471 	TP_STRUCT__entry(
1472 		__field(u32, cl_boot)
1473 		__field(u32, cl_id)
1474 		__field(u32, si_id)
1475 		__field(u32, si_generation)
1476 		__field(u32, fh_hash)
1477 		__field(int, status)
1478 		__field(u64, count)
1479 		__sockaddr(addr, clp->cl_cb_conn.cb_addrlen)
1480 	),
1481 	TP_fast_assign(
1482 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
1483 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
1484 		__entry->si_id = stp->si_opaque.so_id;
1485 		__entry->si_generation = stp->si_generation;
1486 		__entry->fh_hash = knfsd_fh_hash(fh);
1487 		__entry->status = be32_to_cpu(status);
1488 		__entry->count = count;
1489 		__assign_sockaddr(addr, &clp->cl_cb_conn.cb_addr,
1490 				  clp->cl_cb_conn.cb_addrlen)
1491 	),
1492 	TP_printk("addr=%pISpc client %08x:%08x stateid %08x:%08x fh_hash=0x%08x count=%llu status=%d",
1493 		__get_sockaddr(addr), __entry->cl_boot, __entry->cl_id,
1494 		__entry->si_id, __entry->si_generation,
1495 		__entry->fh_hash, __entry->count, __entry->status)
1496 );
1497 
1498 TRACE_EVENT(nfsd_cb_recall_any,
1499 	TP_PROTO(
1500 		const struct nfsd4_cb_recall_any *ra
1501 	),
1502 	TP_ARGS(ra),
1503 	TP_STRUCT__entry(
1504 		__field(u32, cl_boot)
1505 		__field(u32, cl_id)
1506 		__field(u32, keep)
1507 		__field(unsigned long, bmval0)
1508 		__sockaddr(addr, ra->ra_cb.cb_clp->cl_cb_conn.cb_addrlen)
1509 	),
1510 	TP_fast_assign(
1511 		__entry->cl_boot = ra->ra_cb.cb_clp->cl_clientid.cl_boot;
1512 		__entry->cl_id = ra->ra_cb.cb_clp->cl_clientid.cl_id;
1513 		__entry->keep = ra->ra_keep;
1514 		__entry->bmval0 = ra->ra_bmval[0];
1515 		__assign_sockaddr(addr, &ra->ra_cb.cb_clp->cl_addr,
1516 				  ra->ra_cb.cb_clp->cl_cb_conn.cb_addrlen);
1517 	),
1518 	TP_printk("addr=%pISpc client %08x:%08x keep=%u bmval0=%s",
1519 		__get_sockaddr(addr), __entry->cl_boot, __entry->cl_id,
1520 		__entry->keep, show_rca_mask(__entry->bmval0)
1521 	)
1522 );
1523 
1524 DECLARE_EVENT_CLASS(nfsd_cb_done_class,
1525 	TP_PROTO(
1526 		const stateid_t *stp,
1527 		const struct rpc_task *task
1528 	),
1529 	TP_ARGS(stp, task),
1530 	TP_STRUCT__entry(
1531 		__field(u32, cl_boot)
1532 		__field(u32, cl_id)
1533 		__field(u32, si_id)
1534 		__field(u32, si_generation)
1535 		__field(int, status)
1536 	),
1537 	TP_fast_assign(
1538 		__entry->cl_boot = stp->si_opaque.so_clid.cl_boot;
1539 		__entry->cl_id = stp->si_opaque.so_clid.cl_id;
1540 		__entry->si_id = stp->si_opaque.so_id;
1541 		__entry->si_generation = stp->si_generation;
1542 		__entry->status = task->tk_status;
1543 	),
1544 	TP_printk("client %08x:%08x stateid %08x:%08x status=%d",
1545 		__entry->cl_boot, __entry->cl_id, __entry->si_id,
1546 		__entry->si_generation, __entry->status
1547 	)
1548 );
1549 
1550 #define DEFINE_NFSD_CB_DONE_EVENT(name)			\
1551 DEFINE_EVENT(nfsd_cb_done_class, name,			\
1552 	TP_PROTO(					\
1553 		const stateid_t *stp,			\
1554 		const struct rpc_task *task		\
1555 	),						\
1556 	TP_ARGS(stp, task))
1557 
1558 DEFINE_NFSD_CB_DONE_EVENT(nfsd_cb_recall_done);
1559 DEFINE_NFSD_CB_DONE_EVENT(nfsd_cb_notify_lock_done);
1560 DEFINE_NFSD_CB_DONE_EVENT(nfsd_cb_layout_done);
1561 DEFINE_NFSD_CB_DONE_EVENT(nfsd_cb_offload_done);
1562 
1563 TRACE_EVENT(nfsd_cb_recall_any_done,
1564 	TP_PROTO(
1565 		const struct nfsd4_callback *cb,
1566 		const struct rpc_task *task
1567 	),
1568 	TP_ARGS(cb, task),
1569 	TP_STRUCT__entry(
1570 		__field(u32, cl_boot)
1571 		__field(u32, cl_id)
1572 		__field(int, status)
1573 	),
1574 	TP_fast_assign(
1575 		__entry->status = task->tk_status;
1576 		__entry->cl_boot = cb->cb_clp->cl_clientid.cl_boot;
1577 		__entry->cl_id = cb->cb_clp->cl_clientid.cl_id;
1578 	),
1579 	TP_printk("client %08x:%08x status=%d",
1580 		__entry->cl_boot, __entry->cl_id, __entry->status
1581 	)
1582 );
1583 
1584 #endif /* _NFSD_TRACE_H */
1585 
1586 #undef TRACE_INCLUDE_PATH
1587 #define TRACE_INCLUDE_PATH .
1588 #define TRACE_INCLUDE_FILE trace
1589 #include <trace/define_trace.h>
1590