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more accurate window sizes
[cor.git] / fs / nfs / nfstrace.h
blob361cc10d6f95ddfcc993baabfa5257189a466a84
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Copyright (c) 2013 Trond Myklebust <Trond.Myklebust@netapp.com>
4 */
5 #undef TRACE_SYSTEM
6 #define TRACE_SYSTEM nfs
7
8 #if !defined(_TRACE_NFS_H) || defined(TRACE_HEADER_MULTI_READ)
9 #define _TRACE_NFS_H
10
11 #include <linux/tracepoint.h>
12 #include <linux/iversion.h>
13
14 TRACE_DEFINE_ENUM(DT_UNKNOWN);
15 TRACE_DEFINE_ENUM(DT_FIFO);
16 TRACE_DEFINE_ENUM(DT_CHR);
17 TRACE_DEFINE_ENUM(DT_DIR);
18 TRACE_DEFINE_ENUM(DT_BLK);
19 TRACE_DEFINE_ENUM(DT_REG);
20 TRACE_DEFINE_ENUM(DT_LNK);
21 TRACE_DEFINE_ENUM(DT_SOCK);
22 TRACE_DEFINE_ENUM(DT_WHT);
23
24 #define nfs_show_file_type(ftype) \
25 __print_symbolic(ftype, \
26 { DT_UNKNOWN, "UNKNOWN" }, \
27 { DT_FIFO, "FIFO" }, \
28 { DT_CHR, "CHR" }, \
29 { DT_DIR, "DIR" }, \
30 { DT_BLK, "BLK" }, \
31 { DT_REG, "REG" }, \
32 { DT_LNK, "LNK" }, \
33 { DT_SOCK, "SOCK" }, \
34 { DT_WHT, "WHT" })
35
36 TRACE_DEFINE_ENUM(NFS_INO_INVALID_DATA);
37 TRACE_DEFINE_ENUM(NFS_INO_INVALID_ATIME);
38 TRACE_DEFINE_ENUM(NFS_INO_INVALID_ACCESS);
39 TRACE_DEFINE_ENUM(NFS_INO_INVALID_ACL);
40 TRACE_DEFINE_ENUM(NFS_INO_REVAL_PAGECACHE);
41 TRACE_DEFINE_ENUM(NFS_INO_REVAL_FORCED);
42 TRACE_DEFINE_ENUM(NFS_INO_INVALID_LABEL);
43 TRACE_DEFINE_ENUM(NFS_INO_INVALID_CHANGE);
44 TRACE_DEFINE_ENUM(NFS_INO_INVALID_CTIME);
45 TRACE_DEFINE_ENUM(NFS_INO_INVALID_MTIME);
46 TRACE_DEFINE_ENUM(NFS_INO_INVALID_SIZE);
47 TRACE_DEFINE_ENUM(NFS_INO_INVALID_OTHER);
48
49 #define nfs_show_cache_validity(v) \
50 __print_flags(v, "|", \
51 { NFS_INO_INVALID_DATA, "INVALID_DATA" }, \
52 { NFS_INO_INVALID_ATIME, "INVALID_ATIME" }, \
53 { NFS_INO_INVALID_ACCESS, "INVALID_ACCESS" }, \
54 { NFS_INO_INVALID_ACL, "INVALID_ACL" }, \
55 { NFS_INO_REVAL_PAGECACHE, "REVAL_PAGECACHE" }, \
56 { NFS_INO_REVAL_FORCED, "REVAL_FORCED" }, \
57 { NFS_INO_INVALID_LABEL, "INVALID_LABEL" }, \
58 { NFS_INO_INVALID_CHANGE, "INVALID_CHANGE" }, \
59 { NFS_INO_INVALID_CTIME, "INVALID_CTIME" }, \
60 { NFS_INO_INVALID_MTIME, "INVALID_MTIME" }, \
61 { NFS_INO_INVALID_SIZE, "INVALID_SIZE" }, \
62 { NFS_INO_INVALID_OTHER, "INVALID_OTHER" })
63
64 TRACE_DEFINE_ENUM(NFS_INO_ADVISE_RDPLUS);
65 TRACE_DEFINE_ENUM(NFS_INO_STALE);
66 TRACE_DEFINE_ENUM(NFS_INO_ACL_LRU_SET);
67 TRACE_DEFINE_ENUM(NFS_INO_INVALIDATING);
68 TRACE_DEFINE_ENUM(NFS_INO_FSCACHE);
69 TRACE_DEFINE_ENUM(NFS_INO_FSCACHE_LOCK);
70 TRACE_DEFINE_ENUM(NFS_INO_LAYOUTCOMMIT);
71 TRACE_DEFINE_ENUM(NFS_INO_LAYOUTCOMMITTING);
72 TRACE_DEFINE_ENUM(NFS_INO_LAYOUTSTATS);
73 TRACE_DEFINE_ENUM(NFS_INO_ODIRECT);
74
75 #define nfs_show_nfsi_flags(v) \
76 __print_flags(v, "|", \
77 { BIT(NFS_INO_ADVISE_RDPLUS), "ADVISE_RDPLUS" }, \
78 { BIT(NFS_INO_STALE), "STALE" }, \
79 { BIT(NFS_INO_ACL_LRU_SET), "ACL_LRU_SET" }, \
80 { BIT(NFS_INO_INVALIDATING), "INVALIDATING" }, \
81 { BIT(NFS_INO_FSCACHE), "FSCACHE" }, \
82 { BIT(NFS_INO_FSCACHE_LOCK), "FSCACHE_LOCK" }, \
83 { BIT(NFS_INO_LAYOUTCOMMIT), "NEED_LAYOUTCOMMIT" }, \
84 { BIT(NFS_INO_LAYOUTCOMMITTING), "LAYOUTCOMMIT" }, \
85 { BIT(NFS_INO_LAYOUTSTATS), "LAYOUTSTATS" }, \
86 { BIT(NFS_INO_ODIRECT), "ODIRECT" })
87
88 DECLARE_EVENT_CLASS(nfs_inode_event,
89 TP_PROTO(
90 const struct inode *inode
91 ),
92
93 TP_ARGS(inode),
94
95 TP_STRUCT__entry(
96 __field(dev_t, dev)
97 __field(u32, fhandle)
98 __field(u64, fileid)
99 __field(u64, version)
100 ),
101
102 TP_fast_assign(
103 const struct nfs_inode *nfsi = NFS_I(inode);
104 __entry->dev = inode->i_sb->s_dev;
105 __entry->fileid = nfsi->fileid;
106 __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
107 __entry->version = inode_peek_iversion_raw(inode);
108 ),
109
110 TP_printk(
111 "fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu ",
112 MAJOR(__entry->dev), MINOR(__entry->dev),
113 (unsigned long long)__entry->fileid,
114 __entry->fhandle,
115 (unsigned long long)__entry->version
116 )
117 );
118
119 DECLARE_EVENT_CLASS(nfs_inode_event_done,
120 TP_PROTO(
121 const struct inode *inode,
122 int error
123 ),
124
125 TP_ARGS(inode, error),
126
127 TP_STRUCT__entry(
128 __field(unsigned long, error)
129 __field(dev_t, dev)
130 __field(u32, fhandle)
131 __field(unsigned char, type)
132 __field(u64, fileid)
133 __field(u64, version)
134 __field(loff_t, size)
135 __field(unsigned long, nfsi_flags)
136 __field(unsigned long, cache_validity)
137 ),
138
139 TP_fast_assign(
140 const struct nfs_inode *nfsi = NFS_I(inode);
141 __entry->error = error < 0 ? -error : 0;
142 __entry->dev = inode->i_sb->s_dev;
143 __entry->fileid = nfsi->fileid;
144 __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
145 __entry->type = nfs_umode_to_dtype(inode->i_mode);
146 __entry->version = inode_peek_iversion_raw(inode);
147 __entry->size = i_size_read(inode);
148 __entry->nfsi_flags = nfsi->flags;
149 __entry->cache_validity = nfsi->cache_validity;
150 ),
151
152 TP_printk(
153 "error=%ld (%s) fileid=%02x:%02x:%llu fhandle=0x%08x "
154 "type=%u (%s) version=%llu size=%lld "
155 "cache_validity=0x%lx (%s) nfs_flags=0x%lx (%s)",
156 -__entry->error, nfs_show_status(__entry->error),
157 MAJOR(__entry->dev), MINOR(__entry->dev),
158 (unsigned long long)__entry->fileid,
159 __entry->fhandle,
160 __entry->type,
161 nfs_show_file_type(__entry->type),
162 (unsigned long long)__entry->version,
163 (long long)__entry->size,
164 __entry->cache_validity,
165 nfs_show_cache_validity(__entry->cache_validity),
166 __entry->nfsi_flags,
167 nfs_show_nfsi_flags(__entry->nfsi_flags)
168 )
169 );
170
171 #define DEFINE_NFS_INODE_EVENT(name) \
172 DEFINE_EVENT(nfs_inode_event, name, \
173 TP_PROTO( \
174 const struct inode *inode \
175 ), \
176 TP_ARGS(inode))
177 #define DEFINE_NFS_INODE_EVENT_DONE(name) \
178 DEFINE_EVENT(nfs_inode_event_done, name, \
179 TP_PROTO( \
180 const struct inode *inode, \
181 int error \
182 ), \
183 TP_ARGS(inode, error))
184 DEFINE_NFS_INODE_EVENT(nfs_refresh_inode_enter);
185 DEFINE_NFS_INODE_EVENT_DONE(nfs_refresh_inode_exit);
186 DEFINE_NFS_INODE_EVENT(nfs_revalidate_inode_enter);
187 DEFINE_NFS_INODE_EVENT_DONE(nfs_revalidate_inode_exit);
188 DEFINE_NFS_INODE_EVENT(nfs_invalidate_mapping_enter);
189 DEFINE_NFS_INODE_EVENT_DONE(nfs_invalidate_mapping_exit);
190 DEFINE_NFS_INODE_EVENT(nfs_getattr_enter);
191 DEFINE_NFS_INODE_EVENT_DONE(nfs_getattr_exit);
192 DEFINE_NFS_INODE_EVENT(nfs_setattr_enter);
193 DEFINE_NFS_INODE_EVENT_DONE(nfs_setattr_exit);
194 DEFINE_NFS_INODE_EVENT(nfs_writeback_page_enter);
195 DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_page_exit);
196 DEFINE_NFS_INODE_EVENT(nfs_writeback_inode_enter);
197 DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_inode_exit);
198 DEFINE_NFS_INODE_EVENT(nfs_fsync_enter);
199 DEFINE_NFS_INODE_EVENT_DONE(nfs_fsync_exit);
200 DEFINE_NFS_INODE_EVENT(nfs_access_enter);
201 DEFINE_NFS_INODE_EVENT_DONE(nfs_access_exit);
202
203 TRACE_DEFINE_ENUM(LOOKUP_FOLLOW);
204 TRACE_DEFINE_ENUM(LOOKUP_DIRECTORY);
205 TRACE_DEFINE_ENUM(LOOKUP_AUTOMOUNT);
206 TRACE_DEFINE_ENUM(LOOKUP_PARENT);
207 TRACE_DEFINE_ENUM(LOOKUP_REVAL);
208 TRACE_DEFINE_ENUM(LOOKUP_RCU);
209 TRACE_DEFINE_ENUM(LOOKUP_NO_REVAL);
210 TRACE_DEFINE_ENUM(LOOKUP_OPEN);
211 TRACE_DEFINE_ENUM(LOOKUP_CREATE);
212 TRACE_DEFINE_ENUM(LOOKUP_EXCL);
213 TRACE_DEFINE_ENUM(LOOKUP_RENAME_TARGET);
214 TRACE_DEFINE_ENUM(LOOKUP_JUMPED);
215 TRACE_DEFINE_ENUM(LOOKUP_ROOT);
216 TRACE_DEFINE_ENUM(LOOKUP_EMPTY);
217 TRACE_DEFINE_ENUM(LOOKUP_DOWN);
218
219 #define show_lookup_flags(flags) \
220 __print_flags(flags, "|", \
221 { LOOKUP_FOLLOW, "FOLLOW" }, \
222 { LOOKUP_DIRECTORY, "DIRECTORY" }, \
223 { LOOKUP_AUTOMOUNT, "AUTOMOUNT" }, \
224 { LOOKUP_PARENT, "PARENT" }, \
225 { LOOKUP_REVAL, "REVAL" }, \
226 { LOOKUP_RCU, "RCU" }, \
227 { LOOKUP_NO_REVAL, "NO_REVAL" }, \
228 { LOOKUP_OPEN, "OPEN" }, \
229 { LOOKUP_CREATE, "CREATE" }, \
230 { LOOKUP_EXCL, "EXCL" }, \
231 { LOOKUP_RENAME_TARGET, "RENAME_TARGET" }, \
232 { LOOKUP_JUMPED, "JUMPED" }, \
233 { LOOKUP_ROOT, "ROOT" }, \
234 { LOOKUP_EMPTY, "EMPTY" }, \
235 { LOOKUP_DOWN, "DOWN" })
236
237 DECLARE_EVENT_CLASS(nfs_lookup_event,
238 TP_PROTO(
239 const struct inode *dir,
240 const struct dentry *dentry,
241 unsigned int flags
242 ),
243
244 TP_ARGS(dir, dentry, flags),
245
246 TP_STRUCT__entry(
247 __field(unsigned long, flags)
248 __field(dev_t, dev)
249 __field(u64, dir)
250 __string(name, dentry->d_name.name)
251 ),
252
253 TP_fast_assign(
254 __entry->dev = dir->i_sb->s_dev;
255 __entry->dir = NFS_FILEID(dir);
256 __entry->flags = flags;
257 __assign_str(name, dentry->d_name.name);
258 ),
259
260 TP_printk(
261 "flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
262 __entry->flags,
263 show_lookup_flags(__entry->flags),
264 MAJOR(__entry->dev), MINOR(__entry->dev),
265 (unsigned long long)__entry->dir,
266 __get_str(name)
267 )
268 );
269
270 #define DEFINE_NFS_LOOKUP_EVENT(name) \
271 DEFINE_EVENT(nfs_lookup_event, name, \
272 TP_PROTO( \
273 const struct inode *dir, \
274 const struct dentry *dentry, \
275 unsigned int flags \
276 ), \
277 TP_ARGS(dir, dentry, flags))
278
279 DECLARE_EVENT_CLASS(nfs_lookup_event_done,
280 TP_PROTO(
281 const struct inode *dir,
282 const struct dentry *dentry,
283 unsigned int flags,
284 int error
285 ),
286
287 TP_ARGS(dir, dentry, flags, error),
288
289 TP_STRUCT__entry(
290 __field(unsigned long, error)
291 __field(unsigned long, flags)
292 __field(dev_t, dev)
293 __field(u64, dir)
294 __string(name, dentry->d_name.name)
295 ),
296
297 TP_fast_assign(
298 __entry->dev = dir->i_sb->s_dev;
299 __entry->dir = NFS_FILEID(dir);
300 __entry->error = error < 0 ? -error : 0;
301 __entry->flags = flags;
302 __assign_str(name, dentry->d_name.name);
303 ),
304
305 TP_printk(
306 "error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
307 -__entry->error, nfs_show_status(__entry->error),
308 __entry->flags,
309 show_lookup_flags(__entry->flags),
310 MAJOR(__entry->dev), MINOR(__entry->dev),
311 (unsigned long long)__entry->dir,
312 __get_str(name)
313 )
314 );
315
316 #define DEFINE_NFS_LOOKUP_EVENT_DONE(name) \
317 DEFINE_EVENT(nfs_lookup_event_done, name, \
318 TP_PROTO( \
319 const struct inode *dir, \
320 const struct dentry *dentry, \
321 unsigned int flags, \
322 int error \
323 ), \
324 TP_ARGS(dir, dentry, flags, error))
325
326 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_enter);
327 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_exit);
328 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_revalidate_enter);
329 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_revalidate_exit);
330
331 TRACE_DEFINE_ENUM(O_WRONLY);
332 TRACE_DEFINE_ENUM(O_RDWR);
333 TRACE_DEFINE_ENUM(O_CREAT);
334 TRACE_DEFINE_ENUM(O_EXCL);
335 TRACE_DEFINE_ENUM(O_NOCTTY);
336 TRACE_DEFINE_ENUM(O_TRUNC);
337 TRACE_DEFINE_ENUM(O_APPEND);
338 TRACE_DEFINE_ENUM(O_NONBLOCK);
339 TRACE_DEFINE_ENUM(O_DSYNC);
340 TRACE_DEFINE_ENUM(O_DIRECT);
341 TRACE_DEFINE_ENUM(O_LARGEFILE);
342 TRACE_DEFINE_ENUM(O_DIRECTORY);
343 TRACE_DEFINE_ENUM(O_NOFOLLOW);
344 TRACE_DEFINE_ENUM(O_NOATIME);
345 TRACE_DEFINE_ENUM(O_CLOEXEC);
346
347 #define show_open_flags(flags) \
348 __print_flags(flags, "|", \
349 { O_WRONLY, "O_WRONLY" }, \
350 { O_RDWR, "O_RDWR" }, \
351 { O_CREAT, "O_CREAT" }, \
352 { O_EXCL, "O_EXCL" }, \
353 { O_NOCTTY, "O_NOCTTY" }, \
354 { O_TRUNC, "O_TRUNC" }, \
355 { O_APPEND, "O_APPEND" }, \
356 { O_NONBLOCK, "O_NONBLOCK" }, \
357 { O_DSYNC, "O_DSYNC" }, \
358 { O_DIRECT, "O_DIRECT" }, \
359 { O_LARGEFILE, "O_LARGEFILE" }, \
360 { O_DIRECTORY, "O_DIRECTORY" }, \
361 { O_NOFOLLOW, "O_NOFOLLOW" }, \
362 { O_NOATIME, "O_NOATIME" }, \
363 { O_CLOEXEC, "O_CLOEXEC" })
364
365 TRACE_DEFINE_ENUM(FMODE_READ);
366 TRACE_DEFINE_ENUM(FMODE_WRITE);
367 TRACE_DEFINE_ENUM(FMODE_EXEC);
368
369 #define show_fmode_flags(mode) \
370 __print_flags(mode, "|", \
371 { ((__force unsigned long)FMODE_READ), "READ" }, \
372 { ((__force unsigned long)FMODE_WRITE), "WRITE" }, \
373 { ((__force unsigned long)FMODE_EXEC), "EXEC" })
374
375 TRACE_EVENT(nfs_atomic_open_enter,
376 TP_PROTO(
377 const struct inode *dir,
378 const struct nfs_open_context *ctx,
379 unsigned int flags
380 ),
381
382 TP_ARGS(dir, ctx, flags),
383
384 TP_STRUCT__entry(
385 __field(unsigned long, flags)
386 __field(unsigned int, fmode)
387 __field(dev_t, dev)
388 __field(u64, dir)
389 __string(name, ctx->dentry->d_name.name)
390 ),
391
392 TP_fast_assign(
393 __entry->dev = dir->i_sb->s_dev;
394 __entry->dir = NFS_FILEID(dir);
395 __entry->flags = flags;
396 __entry->fmode = (__force unsigned int)ctx->mode;
397 __assign_str(name, ctx->dentry->d_name.name);
398 ),
399
400 TP_printk(
401 "flags=0x%lx (%s) fmode=%s name=%02x:%02x:%llu/%s",
402 __entry->flags,
403 show_open_flags(__entry->flags),
404 show_fmode_flags(__entry->fmode),
405 MAJOR(__entry->dev), MINOR(__entry->dev),
406 (unsigned long long)__entry->dir,
407 __get_str(name)
408 )
409 );
410
411 TRACE_EVENT(nfs_atomic_open_exit,
412 TP_PROTO(
413 const struct inode *dir,
414 const struct nfs_open_context *ctx,
415 unsigned int flags,
416 int error
417 ),
418
419 TP_ARGS(dir, ctx, flags, error),
420
421 TP_STRUCT__entry(
422 __field(unsigned long, error)
423 __field(unsigned long, flags)
424 __field(unsigned int, fmode)
425 __field(dev_t, dev)
426 __field(u64, dir)
427 __string(name, ctx->dentry->d_name.name)
428 ),
429
430 TP_fast_assign(
431 __entry->error = -error;
432 __entry->dev = dir->i_sb->s_dev;
433 __entry->dir = NFS_FILEID(dir);
434 __entry->flags = flags;
435 __entry->fmode = (__force unsigned int)ctx->mode;
436 __assign_str(name, ctx->dentry->d_name.name);
437 ),
438
439 TP_printk(
440 "error=%ld (%s) flags=0x%lx (%s) fmode=%s "
441 "name=%02x:%02x:%llu/%s",
442 -__entry->error, nfs_show_status(__entry->error),
443 __entry->flags,
444 show_open_flags(__entry->flags),
445 show_fmode_flags(__entry->fmode),
446 MAJOR(__entry->dev), MINOR(__entry->dev),
447 (unsigned long long)__entry->dir,
448 __get_str(name)
449 )
450 );
451
452 TRACE_EVENT(nfs_create_enter,
453 TP_PROTO(
454 const struct inode *dir,
455 const struct dentry *dentry,
456 unsigned int flags
457 ),
458
459 TP_ARGS(dir, dentry, flags),
460
461 TP_STRUCT__entry(
462 __field(unsigned long, flags)
463 __field(dev_t, dev)
464 __field(u64, dir)
465 __string(name, dentry->d_name.name)
466 ),
467
468 TP_fast_assign(
469 __entry->dev = dir->i_sb->s_dev;
470 __entry->dir = NFS_FILEID(dir);
471 __entry->flags = flags;
472 __assign_str(name, dentry->d_name.name);
473 ),
474
475 TP_printk(
476 "flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
477 __entry->flags,
478 show_open_flags(__entry->flags),
479 MAJOR(__entry->dev), MINOR(__entry->dev),
480 (unsigned long long)__entry->dir,
481 __get_str(name)
482 )
483 );
484
485 TRACE_EVENT(nfs_create_exit,
486 TP_PROTO(
487 const struct inode *dir,
488 const struct dentry *dentry,
489 unsigned int flags,
490 int error
491 ),
492
493 TP_ARGS(dir, dentry, flags, error),
494
495 TP_STRUCT__entry(
496 __field(unsigned long, error)
497 __field(unsigned long, flags)
498 __field(dev_t, dev)
499 __field(u64, dir)
500 __string(name, dentry->d_name.name)
501 ),
502
503 TP_fast_assign(
504 __entry->error = -error;
505 __entry->dev = dir->i_sb->s_dev;
506 __entry->dir = NFS_FILEID(dir);
507 __entry->flags = flags;
508 __assign_str(name, dentry->d_name.name);
509 ),
510
511 TP_printk(
512 "error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
513 -__entry->error, nfs_show_status(__entry->error),
514 __entry->flags,
515 show_open_flags(__entry->flags),
516 MAJOR(__entry->dev), MINOR(__entry->dev),
517 (unsigned long long)__entry->dir,
518 __get_str(name)
519 )
520 );
521
522 DECLARE_EVENT_CLASS(nfs_directory_event,
523 TP_PROTO(
524 const struct inode *dir,
525 const struct dentry *dentry
526 ),
527
528 TP_ARGS(dir, dentry),
529
530 TP_STRUCT__entry(
531 __field(dev_t, dev)
532 __field(u64, dir)
533 __string(name, dentry->d_name.name)
534 ),
535
536 TP_fast_assign(
537 __entry->dev = dir->i_sb->s_dev;
538 __entry->dir = NFS_FILEID(dir);
539 __assign_str(name, dentry->d_name.name);
540 ),
541
542 TP_printk(
543 "name=%02x:%02x:%llu/%s",
544 MAJOR(__entry->dev), MINOR(__entry->dev),
545 (unsigned long long)__entry->dir,
546 __get_str(name)
547 )
548 );
549
550 #define DEFINE_NFS_DIRECTORY_EVENT(name) \
551 DEFINE_EVENT(nfs_directory_event, name, \
552 TP_PROTO( \
553 const struct inode *dir, \
554 const struct dentry *dentry \
555 ), \
556 TP_ARGS(dir, dentry))
557
558 DECLARE_EVENT_CLASS(nfs_directory_event_done,
559 TP_PROTO(
560 const struct inode *dir,
561 const struct dentry *dentry,
562 int error
563 ),
564
565 TP_ARGS(dir, dentry, error),
566
567 TP_STRUCT__entry(
568 __field(unsigned long, error)
569 __field(dev_t, dev)
570 __field(u64, dir)
571 __string(name, dentry->d_name.name)
572 ),
573
574 TP_fast_assign(
575 __entry->dev = dir->i_sb->s_dev;
576 __entry->dir = NFS_FILEID(dir);
577 __entry->error = error < 0 ? -error : 0;
578 __assign_str(name, dentry->d_name.name);
579 ),
580
581 TP_printk(
582 "error=%ld (%s) name=%02x:%02x:%llu/%s",
583 -__entry->error, nfs_show_status(__entry->error),
584 MAJOR(__entry->dev), MINOR(__entry->dev),
585 (unsigned long long)__entry->dir,
586 __get_str(name)
587 )
588 );
589
590 #define DEFINE_NFS_DIRECTORY_EVENT_DONE(name) \
591 DEFINE_EVENT(nfs_directory_event_done, name, \
592 TP_PROTO( \
593 const struct inode *dir, \
594 const struct dentry *dentry, \
595 int error \
596 ), \
597 TP_ARGS(dir, dentry, error))
598
599 DEFINE_NFS_DIRECTORY_EVENT(nfs_mknod_enter);
600 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mknod_exit);
601 DEFINE_NFS_DIRECTORY_EVENT(nfs_mkdir_enter);
602 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mkdir_exit);
603 DEFINE_NFS_DIRECTORY_EVENT(nfs_rmdir_enter);
604 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_rmdir_exit);
605 DEFINE_NFS_DIRECTORY_EVENT(nfs_remove_enter);
606 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_remove_exit);
607 DEFINE_NFS_DIRECTORY_EVENT(nfs_unlink_enter);
608 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_unlink_exit);
609 DEFINE_NFS_DIRECTORY_EVENT(nfs_symlink_enter);
610 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_symlink_exit);
611
612 TRACE_EVENT(nfs_link_enter,
613 TP_PROTO(
614 const struct inode *inode,
615 const struct inode *dir,
616 const struct dentry *dentry
617 ),
618
619 TP_ARGS(inode, dir, dentry),
620
621 TP_STRUCT__entry(
622 __field(dev_t, dev)
623 __field(u64, fileid)
624 __field(u64, dir)
625 __string(name, dentry->d_name.name)
626 ),
627
628 TP_fast_assign(
629 __entry->dev = inode->i_sb->s_dev;
630 __entry->fileid = NFS_FILEID(inode);
631 __entry->dir = NFS_FILEID(dir);
632 __assign_str(name, dentry->d_name.name);
633 ),
634
635 TP_printk(
636 "fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
637 MAJOR(__entry->dev), MINOR(__entry->dev),
638 __entry->fileid,
639 MAJOR(__entry->dev), MINOR(__entry->dev),
640 (unsigned long long)__entry->dir,
641 __get_str(name)
642 )
643 );
644
645 TRACE_EVENT(nfs_link_exit,
646 TP_PROTO(
647 const struct inode *inode,
648 const struct inode *dir,
649 const struct dentry *dentry,
650 int error
651 ),
652
653 TP_ARGS(inode, dir, dentry, error),
654
655 TP_STRUCT__entry(
656 __field(unsigned long, error)
657 __field(dev_t, dev)
658 __field(u64, fileid)
659 __field(u64, dir)
660 __string(name, dentry->d_name.name)
661 ),
662
663 TP_fast_assign(
664 __entry->dev = inode->i_sb->s_dev;
665 __entry->fileid = NFS_FILEID(inode);
666 __entry->dir = NFS_FILEID(dir);
667 __entry->error = error < 0 ? -error : 0;
668 __assign_str(name, dentry->d_name.name);
669 ),
670
671 TP_printk(
672 "error=%ld (%s) fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
673 -__entry->error, nfs_show_status(__entry->error),
674 MAJOR(__entry->dev), MINOR(__entry->dev),
675 __entry->fileid,
676 MAJOR(__entry->dev), MINOR(__entry->dev),
677 (unsigned long long)__entry->dir,
678 __get_str(name)
679 )
680 );
681
682 DECLARE_EVENT_CLASS(nfs_rename_event,
683 TP_PROTO(
684 const struct inode *old_dir,
685 const struct dentry *old_dentry,
686 const struct inode *new_dir,
687 const struct dentry *new_dentry
688 ),
689
690 TP_ARGS(old_dir, old_dentry, new_dir, new_dentry),
691
692 TP_STRUCT__entry(
693 __field(dev_t, dev)
694 __field(u64, old_dir)
695 __field(u64, new_dir)
696 __string(old_name, old_dentry->d_name.name)
697 __string(new_name, new_dentry->d_name.name)
698 ),
699
700 TP_fast_assign(
701 __entry->dev = old_dir->i_sb->s_dev;
702 __entry->old_dir = NFS_FILEID(old_dir);
703 __entry->new_dir = NFS_FILEID(new_dir);
704 __assign_str(old_name, old_dentry->d_name.name);
705 __assign_str(new_name, new_dentry->d_name.name);
706 ),
707
708 TP_printk(
709 "old_name=%02x:%02x:%llu/%s new_name=%02x:%02x:%llu/%s",
710 MAJOR(__entry->dev), MINOR(__entry->dev),
711 (unsigned long long)__entry->old_dir,
712 __get_str(old_name),
713 MAJOR(__entry->dev), MINOR(__entry->dev),
714 (unsigned long long)__entry->new_dir,
715 __get_str(new_name)
716 )
717 );
718 #define DEFINE_NFS_RENAME_EVENT(name) \
719 DEFINE_EVENT(nfs_rename_event, name, \
720 TP_PROTO( \
721 const struct inode *old_dir, \
722 const struct dentry *old_dentry, \
723 const struct inode *new_dir, \
724 const struct dentry *new_dentry \
725 ), \
726 TP_ARGS(old_dir, old_dentry, new_dir, new_dentry))
727
728 DECLARE_EVENT_CLASS(nfs_rename_event_done,
729 TP_PROTO(
730 const struct inode *old_dir,
731 const struct dentry *old_dentry,
732 const struct inode *new_dir,
733 const struct dentry *new_dentry,
734 int error
735 ),
736
737 TP_ARGS(old_dir, old_dentry, new_dir, new_dentry, error),
738
739 TP_STRUCT__entry(
740 __field(dev_t, dev)
741 __field(unsigned long, error)
742 __field(u64, old_dir)
743 __string(old_name, old_dentry->d_name.name)
744 __field(u64, new_dir)
745 __string(new_name, new_dentry->d_name.name)
746 ),
747
748 TP_fast_assign(
749 __entry->dev = old_dir->i_sb->s_dev;
750 __entry->error = -error;
751 __entry->old_dir = NFS_FILEID(old_dir);
752 __entry->new_dir = NFS_FILEID(new_dir);
753 __assign_str(old_name, old_dentry->d_name.name);
754 __assign_str(new_name, new_dentry->d_name.name);
755 ),
756
757 TP_printk(
758 "error=%ld (%s) old_name=%02x:%02x:%llu/%s "
759 "new_name=%02x:%02x:%llu/%s",
760 -__entry->error, nfs_show_status(__entry->error),
761 MAJOR(__entry->dev), MINOR(__entry->dev),
762 (unsigned long long)__entry->old_dir,
763 __get_str(old_name),
764 MAJOR(__entry->dev), MINOR(__entry->dev),
765 (unsigned long long)__entry->new_dir,
766 __get_str(new_name)
767 )
768 );
769 #define DEFINE_NFS_RENAME_EVENT_DONE(name) \
770 DEFINE_EVENT(nfs_rename_event_done, name, \
771 TP_PROTO( \
772 const struct inode *old_dir, \
773 const struct dentry *old_dentry, \
774 const struct inode *new_dir, \
775 const struct dentry *new_dentry, \
776 int error \
777 ), \
778 TP_ARGS(old_dir, old_dentry, new_dir, \
779 new_dentry, error))
780
781 DEFINE_NFS_RENAME_EVENT(nfs_rename_enter);
782 DEFINE_NFS_RENAME_EVENT_DONE(nfs_rename_exit);
783
784 DEFINE_NFS_RENAME_EVENT_DONE(nfs_sillyrename_rename);
785
786 TRACE_EVENT(nfs_sillyrename_unlink,
787 TP_PROTO(
788 const struct nfs_unlinkdata *data,
789 int error
790 ),
791
792 TP_ARGS(data, error),
793
794 TP_STRUCT__entry(
795 __field(dev_t, dev)
796 __field(unsigned long, error)
797 __field(u64, dir)
798 __dynamic_array(char, name, data->args.name.len + 1)
799 ),
800
801 TP_fast_assign(
802 struct inode *dir = d_inode(data->dentry->d_parent);
803 size_t len = data->args.name.len;
804 __entry->dev = dir->i_sb->s_dev;
805 __entry->dir = NFS_FILEID(dir);
806 __entry->error = -error;
807 memcpy(__get_str(name),
808 data->args.name.name, len);
809 __get_str(name)[len] = 0;
810 ),
811
812 TP_printk(
813 "error=%ld (%s) name=%02x:%02x:%llu/%s",
814 -__entry->error, nfs_show_status(__entry->error),
815 MAJOR(__entry->dev), MINOR(__entry->dev),
816 (unsigned long long)__entry->dir,
817 __get_str(name)
818 )
819 );
820
821 TRACE_EVENT(nfs_initiate_read,
822 TP_PROTO(
823 const struct inode *inode,
824 loff_t offset, unsigned long count
825 ),
826
827 TP_ARGS(inode, offset, count),
828
829 TP_STRUCT__entry(
830 __field(loff_t, offset)
831 __field(unsigned long, count)
832 __field(dev_t, dev)
833 __field(u32, fhandle)
834 __field(u64, fileid)
835 ),
836
837 TP_fast_assign(
838 const struct nfs_inode *nfsi = NFS_I(inode);
839
840 __entry->offset = offset;
841 __entry->count = count;
842 __entry->dev = inode->i_sb->s_dev;
843 __entry->fileid = nfsi->fileid;
844 __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
845 ),
846
847 TP_printk(
848 "fileid=%02x:%02x:%llu fhandle=0x%08x "
849 "offset=%lld count=%lu",
850 MAJOR(__entry->dev), MINOR(__entry->dev),
851 (unsigned long long)__entry->fileid,
852 __entry->fhandle,
853 __entry->offset, __entry->count
854 )
855 );
856
857 TRACE_EVENT(nfs_readpage_done,
858 TP_PROTO(
859 const struct inode *inode,
860 int status, loff_t offset, bool eof
861 ),
862
863 TP_ARGS(inode, status, offset, eof),
864
865 TP_STRUCT__entry(
866 __field(int, status)
867 __field(loff_t, offset)
868 __field(bool, eof)
869 __field(dev_t, dev)
870 __field(u32, fhandle)
871 __field(u64, fileid)
872 ),
873
874 TP_fast_assign(
875 const struct nfs_inode *nfsi = NFS_I(inode);
876
877 __entry->status = status;
878 __entry->offset = offset;
879 __entry->eof = eof;
880 __entry->dev = inode->i_sb->s_dev;
881 __entry->fileid = nfsi->fileid;
882 __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
883 ),
884
885 TP_printk(
886 "fileid=%02x:%02x:%llu fhandle=0x%08x "
887 "offset=%lld status=%d%s",
888 MAJOR(__entry->dev), MINOR(__entry->dev),
889 (unsigned long long)__entry->fileid,
890 __entry->fhandle,
891 __entry->offset, __entry->status,
892 __entry->eof ? " eof" : ""
893 )
894 );
895
896 TRACE_DEFINE_ENUM(NFS_UNSTABLE);
897 TRACE_DEFINE_ENUM(NFS_DATA_SYNC);
898 TRACE_DEFINE_ENUM(NFS_FILE_SYNC);
899
900 #define nfs_show_stable(stable) \
901 __print_symbolic(stable, \
902 { NFS_UNSTABLE, "UNSTABLE" }, \
903 { NFS_DATA_SYNC, "DATA_SYNC" }, \
904 { NFS_FILE_SYNC, "FILE_SYNC" })
905
906 TRACE_EVENT(nfs_initiate_write,
907 TP_PROTO(
908 const struct inode *inode,
909 loff_t offset, unsigned long count,
910 enum nfs3_stable_how stable
911 ),
912
913 TP_ARGS(inode, offset, count, stable),
914
915 TP_STRUCT__entry(
916 __field(loff_t, offset)
917 __field(unsigned long, count)
918 __field(enum nfs3_stable_how, stable)
919 __field(dev_t, dev)
920 __field(u32, fhandle)
921 __field(u64, fileid)
922 ),
923
924 TP_fast_assign(
925 const struct nfs_inode *nfsi = NFS_I(inode);
926
927 __entry->offset = offset;
928 __entry->count = count;
929 __entry->stable = stable;
930 __entry->dev = inode->i_sb->s_dev;
931 __entry->fileid = nfsi->fileid;
932 __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
933 ),
934
935 TP_printk(
936 "fileid=%02x:%02x:%llu fhandle=0x%08x "
937 "offset=%lld count=%lu stable=%s",
938 MAJOR(__entry->dev), MINOR(__entry->dev),
939 (unsigned long long)__entry->fileid,
940 __entry->fhandle,
941 __entry->offset, __entry->count,
942 nfs_show_stable(__entry->stable)
943 )
944 );
945
946 TRACE_EVENT(nfs_writeback_done,
947 TP_PROTO(
948 const struct inode *inode,
949 int status,
950 loff_t offset,
951 struct nfs_writeverf *writeverf
952 ),
953
954 TP_ARGS(inode, status, offset, writeverf),
955
956 TP_STRUCT__entry(
957 __field(int, status)
958 __field(loff_t, offset)
959 __field(enum nfs3_stable_how, stable)
960 __field(unsigned long long, verifier)
961 __field(dev_t, dev)
962 __field(u32, fhandle)
963 __field(u64, fileid)
964 ),
965
966 TP_fast_assign(
967 const struct nfs_inode *nfsi = NFS_I(inode);
968
969 __entry->status = status;
970 __entry->offset = offset;
971 __entry->stable = writeverf->committed;
972 memcpy(&__entry->verifier, &writeverf->verifier,
973 sizeof(__entry->verifier));
974 __entry->dev = inode->i_sb->s_dev;
975 __entry->fileid = nfsi->fileid;
976 __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
977 ),
978
979 TP_printk(
980 "fileid=%02x:%02x:%llu fhandle=0x%08x "
981 "offset=%lld status=%d stable=%s "
982 "verifier 0x%016llx",
983 MAJOR(__entry->dev), MINOR(__entry->dev),
984 (unsigned long long)__entry->fileid,
985 __entry->fhandle,
986 __entry->offset, __entry->status,
987 nfs_show_stable(__entry->stable),
988 __entry->verifier
989 )
990 );
991
992 TRACE_EVENT(nfs_initiate_commit,
993 TP_PROTO(
994 const struct nfs_commit_data *data
995 ),
996
997 TP_ARGS(data),
998
999 TP_STRUCT__entry(
1000 __field(loff_t, offset)
1001 __field(unsigned long, count)
1002 __field(dev_t, dev)
1003 __field(u32, fhandle)
1004 __field(u64, fileid)
1005 ),
1006
1007 TP_fast_assign(
1008 const struct inode *inode = data->inode;
1009 const struct nfs_inode *nfsi = NFS_I(inode);
1010
1011 __entry->offset = data->args.offset;
1012 __entry->count = data->args.count;
1013 __entry->dev = inode->i_sb->s_dev;
1014 __entry->fileid = nfsi->fileid;
1015 __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
1016 ),
1017
1018 TP_printk(
1019 "fileid=%02x:%02x:%llu fhandle=0x%08x "
1020 "offset=%lld count=%lu",
1021 MAJOR(__entry->dev), MINOR(__entry->dev),
1022 (unsigned long long)__entry->fileid,
1023 __entry->fhandle,
1024 __entry->offset, __entry->count
1025 )
1026 );
1027
1028 TRACE_EVENT(nfs_commit_done,
1029 TP_PROTO(
1030 const struct nfs_commit_data *data
1031 ),
1032
1033 TP_ARGS(data),
1034
1035 TP_STRUCT__entry(
1036 __field(int, status)
1037 __field(loff_t, offset)
1038 __field(unsigned long long, verifier)
1039 __field(dev_t, dev)
1040 __field(u32, fhandle)
1041 __field(u64, fileid)
1042 ),
1043
1044 TP_fast_assign(
1045 const struct inode *inode = data->inode;
1046 const struct nfs_inode *nfsi = NFS_I(inode);
1047
1048 __entry->status = data->res.op_status;
1049 __entry->offset = data->args.offset;
1050 memcpy(&__entry->verifier, &data->verf.verifier,
1051 sizeof(__entry->verifier));
1052 __entry->dev = inode->i_sb->s_dev;
1053 __entry->fileid = nfsi->fileid;
1054 __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
1055 ),
1056
1057 TP_printk(
1058 "fileid=%02x:%02x:%llu fhandle=0x%08x "
1059 "offset=%lld status=%d verifier 0x%016llx",
1060 MAJOR(__entry->dev), MINOR(__entry->dev),
1061 (unsigned long long)__entry->fileid,
1062 __entry->fhandle,
1063 __entry->offset, __entry->status,
1064 __entry->verifier
1065 )
1066 );
1067
1068 TRACE_DEFINE_ENUM(NFS_OK);
1069 TRACE_DEFINE_ENUM(NFSERR_PERM);
1070 TRACE_DEFINE_ENUM(NFSERR_NOENT);
1071 TRACE_DEFINE_ENUM(NFSERR_IO);
1072 TRACE_DEFINE_ENUM(NFSERR_NXIO);
1073 TRACE_DEFINE_ENUM(ECHILD);
1074 TRACE_DEFINE_ENUM(NFSERR_EAGAIN);
1075 TRACE_DEFINE_ENUM(NFSERR_ACCES);
1076 TRACE_DEFINE_ENUM(NFSERR_EXIST);
1077 TRACE_DEFINE_ENUM(NFSERR_XDEV);
1078 TRACE_DEFINE_ENUM(NFSERR_NODEV);
1079 TRACE_DEFINE_ENUM(NFSERR_NOTDIR);
1080 TRACE_DEFINE_ENUM(NFSERR_ISDIR);
1081 TRACE_DEFINE_ENUM(NFSERR_INVAL);
1082 TRACE_DEFINE_ENUM(NFSERR_FBIG);
1083 TRACE_DEFINE_ENUM(NFSERR_NOSPC);
1084 TRACE_DEFINE_ENUM(NFSERR_ROFS);
1085 TRACE_DEFINE_ENUM(NFSERR_MLINK);
1086 TRACE_DEFINE_ENUM(NFSERR_OPNOTSUPP);
1087 TRACE_DEFINE_ENUM(NFSERR_NAMETOOLONG);
1088 TRACE_DEFINE_ENUM(NFSERR_NOTEMPTY);
1089 TRACE_DEFINE_ENUM(NFSERR_DQUOT);
1090 TRACE_DEFINE_ENUM(NFSERR_STALE);
1091 TRACE_DEFINE_ENUM(NFSERR_REMOTE);
1092 TRACE_DEFINE_ENUM(NFSERR_WFLUSH);
1093 TRACE_DEFINE_ENUM(NFSERR_BADHANDLE);
1094 TRACE_DEFINE_ENUM(NFSERR_NOT_SYNC);
1095 TRACE_DEFINE_ENUM(NFSERR_BAD_COOKIE);
1096 TRACE_DEFINE_ENUM(NFSERR_NOTSUPP);
1097 TRACE_DEFINE_ENUM(NFSERR_TOOSMALL);
1098 TRACE_DEFINE_ENUM(NFSERR_SERVERFAULT);
1099 TRACE_DEFINE_ENUM(NFSERR_BADTYPE);
1100 TRACE_DEFINE_ENUM(NFSERR_JUKEBOX);
1101
1102 #define nfs_show_status(x) \
1103 __print_symbolic(x, \
1104 { NFS_OK, "OK" }, \
1105 { NFSERR_PERM, "PERM" }, \
1106 { NFSERR_NOENT, "NOENT" }, \
1107 { NFSERR_IO, "IO" }, \
1108 { NFSERR_NXIO, "NXIO" }, \
1109 { ECHILD, "CHILD" }, \
1110 { NFSERR_EAGAIN, "AGAIN" }, \
1111 { NFSERR_ACCES, "ACCES" }, \
1112 { NFSERR_EXIST, "EXIST" }, \
1113 { NFSERR_XDEV, "XDEV" }, \
1114 { NFSERR_NODEV, "NODEV" }, \
1115 { NFSERR_NOTDIR, "NOTDIR" }, \
1116 { NFSERR_ISDIR, "ISDIR" }, \
1117 { NFSERR_INVAL, "INVAL" }, \
1118 { NFSERR_FBIG, "FBIG" }, \
1119 { NFSERR_NOSPC, "NOSPC" }, \
1120 { NFSERR_ROFS, "ROFS" }, \
1121 { NFSERR_MLINK, "MLINK" }, \
1122 { NFSERR_OPNOTSUPP, "OPNOTSUPP" }, \
1123 { NFSERR_NAMETOOLONG, "NAMETOOLONG" }, \
1124 { NFSERR_NOTEMPTY, "NOTEMPTY" }, \
1125 { NFSERR_DQUOT, "DQUOT" }, \
1126 { NFSERR_STALE, "STALE" }, \
1127 { NFSERR_REMOTE, "REMOTE" }, \
1128 { NFSERR_WFLUSH, "WFLUSH" }, \
1129 { NFSERR_BADHANDLE, "BADHANDLE" }, \
1130 { NFSERR_NOT_SYNC, "NOTSYNC" }, \
1131 { NFSERR_BAD_COOKIE, "BADCOOKIE" }, \
1132 { NFSERR_NOTSUPP, "NOTSUPP" }, \
1133 { NFSERR_TOOSMALL, "TOOSMALL" }, \
1134 { NFSERR_SERVERFAULT, "REMOTEIO" }, \
1135 { NFSERR_BADTYPE, "BADTYPE" }, \
1136 { NFSERR_JUKEBOX, "JUKEBOX" })
1137
1138 TRACE_EVENT(nfs_xdr_status,
1139 TP_PROTO(
1140 const struct xdr_stream *xdr,
1141 int error
1142 ),
1143
1144 TP_ARGS(xdr, error),
1145
1146 TP_STRUCT__entry(
1147 __field(unsigned int, task_id)
1148 __field(unsigned int, client_id)
1149 __field(u32, xid)
1150 __field(unsigned long, error)
1151 ),
1152
1153 TP_fast_assign(
1154 const struct rpc_rqst *rqstp = xdr->rqst;
1155 const struct rpc_task *task = rqstp->rq_task;
1156
1157 __entry->task_id = task->tk_pid;
1158 __entry->client_id = task->tk_client->cl_clid;
1159 __entry->xid = be32_to_cpu(rqstp->rq_xid);
1160 __entry->error = error;
1161 ),
1162
1163 TP_printk(
1164 "task:%u@%d xid=0x%08x error=%ld (%s)",
1165 __entry->task_id, __entry->client_id, __entry->xid,
1166 -__entry->error, nfs_show_status(__entry->error)
1167 )
1168 );
1169
1170 #endif /* _TRACE_NFS_H */
1171
1172 #undef TRACE_INCLUDE_PATH
1173 #define TRACE_INCLUDE_PATH .
1174 #define TRACE_INCLUDE_FILE nfstrace
1175 /* This part must be outside protection */
1176 #include <trace/define_trace.h>
connection oriented routing