fs/nfs/nfstrace.h

   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_NO_EVAL);
 211 TRACE_DEFINE_ENUM(LOOKUP_OPEN);
 212 TRACE_DEFINE_ENUM(LOOKUP_CREATE);
 213 TRACE_DEFINE_ENUM(LOOKUP_EXCL);
 214 TRACE_DEFINE_ENUM(LOOKUP_RENAME_TARGET);
 215 TRACE_DEFINE_ENUM(LOOKUP_JUMPED);
 216 TRACE_DEFINE_ENUM(LOOKUP_ROOT);
 217 TRACE_DEFINE_ENUM(LOOKUP_EMPTY);
 218 TRACE_DEFINE_ENUM(LOOKUP_DOWN);
 219
 220 #define show_lookup_flags(flags) \
 221         __print_flags(flags, "|", \
 222                         { LOOKUP_FOLLOW, "FOLLOW" }, \
 223                         { LOOKUP_DIRECTORY, "DIRECTORY" }, \
 224                         { LOOKUP_AUTOMOUNT, "AUTOMOUNT" }, \
 225                         { LOOKUP_PARENT, "PARENT" }, \
 226                         { LOOKUP_REVAL, "REVAL" }, \
 227                         { LOOKUP_RCU, "RCU" }, \
 228                         { LOOKUP_NO_REVAL, "NO_REVAL" }, \
 229                         { LOOKUP_NO_EVAL, "NO_EVAL" }, \
 230                         { LOOKUP_OPEN, "OPEN" }, \
 231                         { LOOKUP_CREATE, "CREATE" }, \
 232                         { LOOKUP_EXCL, "EXCL" }, \
 233                         { LOOKUP_RENAME_TARGET, "RENAME_TARGET" }, \
 234                         { LOOKUP_JUMPED, "JUMPED" }, \
 235                         { LOOKUP_ROOT, "ROOT" }, \
 236                         { LOOKUP_EMPTY, "EMPTY" }, \
 237                         { LOOKUP_DOWN, "DOWN" })
 238
 239 DECLARE_EVENT_CLASS(nfs_lookup_event,
 240                 TP_PROTO(
 241                         const struct inode *dir,
 242                         const struct dentry *dentry,
 243                         unsigned int flags
 244                 ),
 245
 246                 TP_ARGS(dir, dentry, flags),
 247
 248                 TP_STRUCT__entry(
 249                         __field(unsigned long, flags)
 250                         __field(dev_t, dev)
 251                         __field(u64, dir)
 252                         __string(name, dentry->d_name.name)
 253                 ),
 254
 255                 TP_fast_assign(
 256                         __entry->dev = dir->i_sb->s_dev;
 257                         __entry->dir = NFS_FILEID(dir);
 258                         __entry->flags = flags;
 259                         __assign_str(name, dentry->d_name.name);
 260                 ),
 261
 262                 TP_printk(
 263                         "flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
 264                         __entry->flags,
 265                         show_lookup_flags(__entry->flags),
 266                         MAJOR(__entry->dev), MINOR(__entry->dev),
 267                         (unsigned long long)__entry->dir,
 268                         __get_str(name)
 269                 )
 270 );
 271
 272 #define DEFINE_NFS_LOOKUP_EVENT(name) \
 273         DEFINE_EVENT(nfs_lookup_event, name, \
 274                         TP_PROTO( \
 275                                 const struct inode *dir, \
 276                                 const struct dentry *dentry, \
 277                                 unsigned int flags \
 278                         ), \
 279                         TP_ARGS(dir, dentry, flags))
 280
 281 DECLARE_EVENT_CLASS(nfs_lookup_event_done,
 282                 TP_PROTO(
 283                         const struct inode *dir,
 284                         const struct dentry *dentry,
 285                         unsigned int flags,
 286                         int error
 287                 ),
 288
 289                 TP_ARGS(dir, dentry, flags, error),
 290
 291                 TP_STRUCT__entry(
 292                         __field(unsigned long, error)
 293                         __field(unsigned long, flags)
 294                         __field(dev_t, dev)
 295                         __field(u64, dir)
 296                         __string(name, dentry->d_name.name)
 297                 ),
 298
 299                 TP_fast_assign(
 300                         __entry->dev = dir->i_sb->s_dev;
 301                         __entry->dir = NFS_FILEID(dir);
 302                         __entry->error = error < 0 ? -error : 0;
 303                         __entry->flags = flags;
 304                         __assign_str(name, dentry->d_name.name);
 305                 ),
 306
 307                 TP_printk(
 308                         "error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
 309                         -__entry->error, nfs_show_status(__entry->error),
 310                         __entry->flags,
 311                         show_lookup_flags(__entry->flags),
 312                         MAJOR(__entry->dev), MINOR(__entry->dev),
 313                         (unsigned long long)__entry->dir,
 314                         __get_str(name)
 315                 )
 316 );
 317
 318 #define DEFINE_NFS_LOOKUP_EVENT_DONE(name) \
 319         DEFINE_EVENT(nfs_lookup_event_done, name, \
 320                         TP_PROTO( \
 321                                 const struct inode *dir, \
 322                                 const struct dentry *dentry, \
 323                                 unsigned int flags, \
 324                                 int error \
 325                         ), \
 326                         TP_ARGS(dir, dentry, flags, error))
 327
 328 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_enter);
 329 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_exit);
 330 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_revalidate_enter);
 331 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_revalidate_exit);
 332
 333 TRACE_DEFINE_ENUM(O_WRONLY);
 334 TRACE_DEFINE_ENUM(O_RDWR);
 335 TRACE_DEFINE_ENUM(O_CREAT);
 336 TRACE_DEFINE_ENUM(O_EXCL);
 337 TRACE_DEFINE_ENUM(O_NOCTTY);
 338 TRACE_DEFINE_ENUM(O_TRUNC);
 339 TRACE_DEFINE_ENUM(O_APPEND);
 340 TRACE_DEFINE_ENUM(O_NONBLOCK);
 341 TRACE_DEFINE_ENUM(O_DSYNC);
 342 TRACE_DEFINE_ENUM(O_DIRECT);
 343 TRACE_DEFINE_ENUM(O_LARGEFILE);
 344 TRACE_DEFINE_ENUM(O_DIRECTORY);
 345 TRACE_DEFINE_ENUM(O_NOFOLLOW);
 346 TRACE_DEFINE_ENUM(O_NOATIME);
 347 TRACE_DEFINE_ENUM(O_CLOEXEC);
 348
 349 #define show_open_flags(flags) \
 350         __print_flags(flags, "|", \
 351                 { O_WRONLY, "O_WRONLY" }, \
 352                 { O_RDWR, "O_RDWR" }, \
 353                 { O_CREAT, "O_CREAT" }, \
 354                 { O_EXCL, "O_EXCL" }, \
 355                 { O_NOCTTY, "O_NOCTTY" }, \
 356                 { O_TRUNC, "O_TRUNC" }, \
 357                 { O_APPEND, "O_APPEND" }, \
 358                 { O_NONBLOCK, "O_NONBLOCK" }, \
 359                 { O_DSYNC, "O_DSYNC" }, \
 360                 { O_DIRECT, "O_DIRECT" }, \
 361                 { O_LARGEFILE, "O_LARGEFILE" }, \
 362                 { O_DIRECTORY, "O_DIRECTORY" }, \
 363                 { O_NOFOLLOW, "O_NOFOLLOW" }, \
 364                 { O_NOATIME, "O_NOATIME" }, \
 365                 { O_CLOEXEC, "O_CLOEXEC" })
 366
 367 TRACE_DEFINE_ENUM(FMODE_READ);
 368 TRACE_DEFINE_ENUM(FMODE_WRITE);
 369 TRACE_DEFINE_ENUM(FMODE_EXEC);
 370
 371 #define show_fmode_flags(mode) \
 372         __print_flags(mode, "|", \
 373                 { ((__force unsigned long)FMODE_READ), "READ" }, \
 374                 { ((__force unsigned long)FMODE_WRITE), "WRITE" }, \
 375                 { ((__force unsigned long)FMODE_EXEC), "EXEC" })
 376
 377 TRACE_EVENT(nfs_atomic_open_enter,
 378                 TP_PROTO(
 379                         const struct inode *dir,
 380                         const struct nfs_open_context *ctx,
 381                         unsigned int flags
 382                 ),
 383
 384                 TP_ARGS(dir, ctx, flags),
 385
 386                 TP_STRUCT__entry(
 387                         __field(unsigned long, flags)
 388                         __field(unsigned int, fmode)
 389                         __field(dev_t, dev)
 390                         __field(u64, dir)
 391                         __string(name, ctx->dentry->d_name.name)
 392                 ),
 393
 394                 TP_fast_assign(
 395                         __entry->dev = dir->i_sb->s_dev;
 396                         __entry->dir = NFS_FILEID(dir);
 397                         __entry->flags = flags;
 398                         __entry->fmode = (__force unsigned int)ctx->mode;
 399                         __assign_str(name, ctx->dentry->d_name.name);
 400                 ),
 401
 402                 TP_printk(
 403                         "flags=0x%lx (%s) fmode=%s name=%02x:%02x:%llu/%s",
 404                         __entry->flags,
 405                         show_open_flags(__entry->flags),
 406                         show_fmode_flags(__entry->fmode),
 407                         MAJOR(__entry->dev), MINOR(__entry->dev),
 408                         (unsigned long long)__entry->dir,
 409                         __get_str(name)
 410                 )
 411 );
 412
 413 TRACE_EVENT(nfs_atomic_open_exit,
 414                 TP_PROTO(
 415                         const struct inode *dir,
 416                         const struct nfs_open_context *ctx,
 417                         unsigned int flags,
 418                         int error
 419                 ),
 420
 421                 TP_ARGS(dir, ctx, flags, error),
 422
 423                 TP_STRUCT__entry(
 424                         __field(unsigned long, error)
 425                         __field(unsigned long, flags)
 426                         __field(unsigned int, fmode)
 427                         __field(dev_t, dev)
 428                         __field(u64, dir)
 429                         __string(name, ctx->dentry->d_name.name)
 430                 ),
 431
 432                 TP_fast_assign(
 433                         __entry->error = -error;
 434                         __entry->dev = dir->i_sb->s_dev;
 435                         __entry->dir = NFS_FILEID(dir);
 436                         __entry->flags = flags;
 437                         __entry->fmode = (__force unsigned int)ctx->mode;
 438                         __assign_str(name, ctx->dentry->d_name.name);
 439                 ),
 440
 441                 TP_printk(
 442                         "error=%ld (%s) flags=0x%lx (%s) fmode=%s "
 443                         "name=%02x:%02x:%llu/%s",
 444                         -__entry->error, nfs_show_status(__entry->error),
 445                         __entry->flags,
 446                         show_open_flags(__entry->flags),
 447                         show_fmode_flags(__entry->fmode),
 448                         MAJOR(__entry->dev), MINOR(__entry->dev),
 449                         (unsigned long long)__entry->dir,
 450                         __get_str(name)
 451                 )
 452 );
 453
 454 TRACE_EVENT(nfs_create_enter,
 455                 TP_PROTO(
 456                         const struct inode *dir,
 457                         const struct dentry *dentry,
 458                         unsigned int flags
 459                 ),
 460
 461                 TP_ARGS(dir, dentry, flags),
 462
 463                 TP_STRUCT__entry(
 464                         __field(unsigned long, flags)
 465                         __field(dev_t, dev)
 466                         __field(u64, dir)
 467                         __string(name, dentry->d_name.name)
 468                 ),
 469
 470                 TP_fast_assign(
 471                         __entry->dev = dir->i_sb->s_dev;
 472                         __entry->dir = NFS_FILEID(dir);
 473                         __entry->flags = flags;
 474                         __assign_str(name, dentry->d_name.name);
 475                 ),
 476
 477                 TP_printk(
 478                         "flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
 479                         __entry->flags,
 480                         show_open_flags(__entry->flags),
 481                         MAJOR(__entry->dev), MINOR(__entry->dev),
 482                         (unsigned long long)__entry->dir,
 483                         __get_str(name)
 484                 )
 485 );
 486
 487 TRACE_EVENT(nfs_create_exit,
 488                 TP_PROTO(
 489                         const struct inode *dir,
 490                         const struct dentry *dentry,
 491                         unsigned int flags,
 492                         int error
 493                 ),
 494
 495                 TP_ARGS(dir, dentry, flags, error),
 496
 497                 TP_STRUCT__entry(
 498                         __field(unsigned long, error)
 499                         __field(unsigned long, flags)
 500                         __field(dev_t, dev)
 501                         __field(u64, dir)
 502                         __string(name, dentry->d_name.name)
 503                 ),
 504
 505                 TP_fast_assign(
 506                         __entry->error = -error;
 507                         __entry->dev = dir->i_sb->s_dev;
 508                         __entry->dir = NFS_FILEID(dir);
 509                         __entry->flags = flags;
 510                         __assign_str(name, dentry->d_name.name);
 511                 ),
 512
 513                 TP_printk(
 514                         "error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
 515                         -__entry->error, nfs_show_status(__entry->error),
 516                         __entry->flags,
 517                         show_open_flags(__entry->flags),
 518                         MAJOR(__entry->dev), MINOR(__entry->dev),
 519                         (unsigned long long)__entry->dir,
 520                         __get_str(name)
 521                 )
 522 );
 523
 524 DECLARE_EVENT_CLASS(nfs_directory_event,
 525                 TP_PROTO(
 526                         const struct inode *dir,
 527                         const struct dentry *dentry
 528                 ),
 529
 530                 TP_ARGS(dir, dentry),
 531
 532                 TP_STRUCT__entry(
 533                         __field(dev_t, dev)
 534                         __field(u64, dir)
 535                         __string(name, dentry->d_name.name)
 536                 ),
 537
 538                 TP_fast_assign(
 539                         __entry->dev = dir->i_sb->s_dev;
 540                         __entry->dir = NFS_FILEID(dir);
 541                         __assign_str(name, dentry->d_name.name);
 542                 ),
 543
 544                 TP_printk(
 545                         "name=%02x:%02x:%llu/%s",
 546                         MAJOR(__entry->dev), MINOR(__entry->dev),
 547                         (unsigned long long)__entry->dir,
 548                         __get_str(name)
 549                 )
 550 );
 551
 552 #define DEFINE_NFS_DIRECTORY_EVENT(name) \
 553         DEFINE_EVENT(nfs_directory_event, name, \
 554                         TP_PROTO( \
 555                                 const struct inode *dir, \
 556                                 const struct dentry *dentry \
 557                         ), \
 558                         TP_ARGS(dir, dentry))
 559
 560 DECLARE_EVENT_CLASS(nfs_directory_event_done,
 561                 TP_PROTO(
 562                         const struct inode *dir,
 563                         const struct dentry *dentry,
 564                         int error
 565                 ),
 566
 567                 TP_ARGS(dir, dentry, error),
 568
 569                 TP_STRUCT__entry(
 570                         __field(unsigned long, error)
 571                         __field(dev_t, dev)
 572                         __field(u64, dir)
 573                         __string(name, dentry->d_name.name)
 574                 ),
 575
 576                 TP_fast_assign(
 577                         __entry->dev = dir->i_sb->s_dev;
 578                         __entry->dir = NFS_FILEID(dir);
 579                         __entry->error = error < 0 ? -error : 0;
 580                         __assign_str(name, dentry->d_name.name);
 581                 ),
 582
 583                 TP_printk(
 584                         "error=%ld (%s) name=%02x:%02x:%llu/%s",
 585                         -__entry->error, nfs_show_status(__entry->error),
 586                         MAJOR(__entry->dev), MINOR(__entry->dev),
 587                         (unsigned long long)__entry->dir,
 588                         __get_str(name)
 589                 )
 590 );
 591
 592 #define DEFINE_NFS_DIRECTORY_EVENT_DONE(name) \
 593         DEFINE_EVENT(nfs_directory_event_done, name, \
 594                         TP_PROTO( \
 595                                 const struct inode *dir, \
 596                                 const struct dentry *dentry, \
 597                                 int error \
 598                         ), \
 599                         TP_ARGS(dir, dentry, error))
 600
 601 DEFINE_NFS_DIRECTORY_EVENT(nfs_mknod_enter);
 602 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mknod_exit);
 603 DEFINE_NFS_DIRECTORY_EVENT(nfs_mkdir_enter);
 604 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mkdir_exit);
 605 DEFINE_NFS_DIRECTORY_EVENT(nfs_rmdir_enter);
 606 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_rmdir_exit);
 607 DEFINE_NFS_DIRECTORY_EVENT(nfs_remove_enter);
 608 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_remove_exit);
 609 DEFINE_NFS_DIRECTORY_EVENT(nfs_unlink_enter);
 610 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_unlink_exit);
 611 DEFINE_NFS_DIRECTORY_EVENT(nfs_symlink_enter);
 612 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_symlink_exit);
 613
 614 TRACE_EVENT(nfs_link_enter,
 615                 TP_PROTO(
 616                         const struct inode *inode,
 617                         const struct inode *dir,
 618                         const struct dentry *dentry
 619                 ),
 620
 621                 TP_ARGS(inode, dir, dentry),
 622
 623                 TP_STRUCT__entry(
 624                         __field(dev_t, dev)
 625                         __field(u64, fileid)
 626                         __field(u64, dir)
 627                         __string(name, dentry->d_name.name)
 628                 ),
 629
 630                 TP_fast_assign(
 631                         __entry->dev = inode->i_sb->s_dev;
 632                         __entry->fileid = NFS_FILEID(inode);
 633                         __entry->dir = NFS_FILEID(dir);
 634                         __assign_str(name, dentry->d_name.name);
 635                 ),
 636
 637                 TP_printk(
 638                         "fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
 639                         MAJOR(__entry->dev), MINOR(__entry->dev),
 640                         __entry->fileid,
 641                         MAJOR(__entry->dev), MINOR(__entry->dev),
 642                         (unsigned long long)__entry->dir,
 643                         __get_str(name)
 644                 )
 645 );
 646
 647 TRACE_EVENT(nfs_link_exit,
 648                 TP_PROTO(
 649                         const struct inode *inode,
 650                         const struct inode *dir,
 651                         const struct dentry *dentry,
 652                         int error
 653                 ),
 654
 655                 TP_ARGS(inode, dir, dentry, error),
 656
 657                 TP_STRUCT__entry(
 658                         __field(unsigned long, error)
 659                         __field(dev_t, dev)
 660                         __field(u64, fileid)
 661                         __field(u64, dir)
 662                         __string(name, dentry->d_name.name)
 663                 ),
 664
 665                 TP_fast_assign(
 666                         __entry->dev = inode->i_sb->s_dev;
 667                         __entry->fileid = NFS_FILEID(inode);
 668                         __entry->dir = NFS_FILEID(dir);
 669                         __entry->error = error < 0 ? -error : 0;
 670                         __assign_str(name, dentry->d_name.name);
 671                 ),
 672
 673                 TP_printk(
 674                         "error=%ld (%s) fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
 675                         -__entry->error, nfs_show_status(__entry->error),
 676                         MAJOR(__entry->dev), MINOR(__entry->dev),
 677                         __entry->fileid,
 678                         MAJOR(__entry->dev), MINOR(__entry->dev),
 679                         (unsigned long long)__entry->dir,
 680                         __get_str(name)
 681                 )
 682 );
 683
 684 DECLARE_EVENT_CLASS(nfs_rename_event,
 685                 TP_PROTO(
 686                         const struct inode *old_dir,
 687                         const struct dentry *old_dentry,
 688                         const struct inode *new_dir,
 689                         const struct dentry *new_dentry
 690                 ),
 691
 692                 TP_ARGS(old_dir, old_dentry, new_dir, new_dentry),
 693
 694                 TP_STRUCT__entry(
 695                         __field(dev_t, dev)
 696                         __field(u64, old_dir)
 697                         __field(u64, new_dir)
 698                         __string(old_name, old_dentry->d_name.name)
 699                         __string(new_name, new_dentry->d_name.name)
 700                 ),
 701
 702                 TP_fast_assign(
 703                         __entry->dev = old_dir->i_sb->s_dev;
 704                         __entry->old_dir = NFS_FILEID(old_dir);
 705                         __entry->new_dir = NFS_FILEID(new_dir);
 706                         __assign_str(old_name, old_dentry->d_name.name);
 707                         __assign_str(new_name, new_dentry->d_name.name);
 708                 ),
 709
 710                 TP_printk(
 711                         "old_name=%02x:%02x:%llu/%s new_name=%02x:%02x:%llu/%s",
 712                         MAJOR(__entry->dev), MINOR(__entry->dev),
 713                         (unsigned long long)__entry->old_dir,
 714                         __get_str(old_name),
 715                         MAJOR(__entry->dev), MINOR(__entry->dev),
 716                         (unsigned long long)__entry->new_dir,
 717                         __get_str(new_name)
 718                 )
 719 );
 720 #define DEFINE_NFS_RENAME_EVENT(name) \
 721         DEFINE_EVENT(nfs_rename_event, name, \
 722                         TP_PROTO( \
 723                                 const struct inode *old_dir, \
 724                                 const struct dentry *old_dentry, \
 725                                 const struct inode *new_dir, \
 726                                 const struct dentry *new_dentry \
 727                         ), \
 728                         TP_ARGS(old_dir, old_dentry, new_dir, new_dentry))
 729
 730 DECLARE_EVENT_CLASS(nfs_rename_event_done,
 731                 TP_PROTO(
 732                         const struct inode *old_dir,
 733                         const struct dentry *old_dentry,
 734                         const struct inode *new_dir,
 735                         const struct dentry *new_dentry,
 736                         int error
 737                 ),
 738
 739                 TP_ARGS(old_dir, old_dentry, new_dir, new_dentry, error),
 740
 741                 TP_STRUCT__entry(
 742                         __field(dev_t, dev)
 743                         __field(unsigned long, error)
 744                         __field(u64, old_dir)
 745                         __string(old_name, old_dentry->d_name.name)
 746                         __field(u64, new_dir)
 747                         __string(new_name, new_dentry->d_name.name)
 748                 ),
 749
 750                 TP_fast_assign(
 751                         __entry->dev = old_dir->i_sb->s_dev;
 752                         __entry->error = -error;
 753                         __entry->old_dir = NFS_FILEID(old_dir);
 754                         __entry->new_dir = NFS_FILEID(new_dir);
 755                         __assign_str(old_name, old_dentry->d_name.name);
 756                         __assign_str(new_name, new_dentry->d_name.name);
 757                 ),
 758
 759                 TP_printk(
 760                         "error=%ld (%s) old_name=%02x:%02x:%llu/%s "
 761                         "new_name=%02x:%02x:%llu/%s",
 762                         -__entry->error, nfs_show_status(__entry->error),
 763                         MAJOR(__entry->dev), MINOR(__entry->dev),
 764                         (unsigned long long)__entry->old_dir,
 765                         __get_str(old_name),
 766                         MAJOR(__entry->dev), MINOR(__entry->dev),
 767                         (unsigned long long)__entry->new_dir,
 768                         __get_str(new_name)
 769                 )
 770 );
 771 #define DEFINE_NFS_RENAME_EVENT_DONE(name) \
 772         DEFINE_EVENT(nfs_rename_event_done, name, \
 773                         TP_PROTO( \
 774                                 const struct inode *old_dir, \
 775                                 const struct dentry *old_dentry, \
 776                                 const struct inode *new_dir, \
 777                                 const struct dentry *new_dentry, \
 778                                 int error \
 779                         ), \
 780                         TP_ARGS(old_dir, old_dentry, new_dir, \
 781                                 new_dentry, error))
 782
 783 DEFINE_NFS_RENAME_EVENT(nfs_rename_enter);
 784 DEFINE_NFS_RENAME_EVENT_DONE(nfs_rename_exit);
 785
 786 DEFINE_NFS_RENAME_EVENT_DONE(nfs_sillyrename_rename);
 787
 788 TRACE_EVENT(nfs_sillyrename_unlink,
 789                 TP_PROTO(
 790                         const struct nfs_unlinkdata *data,
 791                         int error
 792                 ),
 793
 794                 TP_ARGS(data, error),
 795
 796                 TP_STRUCT__entry(
 797                         __field(dev_t, dev)
 798                         __field(unsigned long, error)
 799                         __field(u64, dir)
 800                         __dynamic_array(char, name, data->args.name.len + 1)
 801                 ),
 802
 803                 TP_fast_assign(
 804                         struct inode *dir = d_inode(data->dentry->d_parent);
 805                         size_t len = data->args.name.len;
 806                         __entry->dev = dir->i_sb->s_dev;
 807                         __entry->dir = NFS_FILEID(dir);
 808                         __entry->error = -error;
 809                         memcpy(__get_str(name),
 810                                 data->args.name.name, len);
 811                         __get_str(name)[len] = 0;
 812                 ),
 813
 814                 TP_printk(
 815                         "error=%ld (%s) name=%02x:%02x:%llu/%s",
 816                         -__entry->error, nfs_show_status(__entry->error),
 817                         MAJOR(__entry->dev), MINOR(__entry->dev),
 818                         (unsigned long long)__entry->dir,
 819                         __get_str(name)
 820                 )
 821 );
 822
 823 TRACE_EVENT(nfs_initiate_read,
 824                 TP_PROTO(
 825                         const struct inode *inode,
 826                         loff_t offset, unsigned long count
 827                 ),
 828
 829                 TP_ARGS(inode, offset, count),
 830
 831                 TP_STRUCT__entry(
 832                         __field(loff_t, offset)
 833                         __field(unsigned long, count)
 834                         __field(dev_t, dev)
 835                         __field(u32, fhandle)
 836                         __field(u64, fileid)
 837                 ),
 838
 839                 TP_fast_assign(
 840                         const struct nfs_inode *nfsi = NFS_I(inode);
 841
 842                         __entry->offset = offset;
 843                         __entry->count = count;
 844                         __entry->dev = inode->i_sb->s_dev;
 845                         __entry->fileid = nfsi->fileid;
 846                         __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
 847                 ),
 848
 849                 TP_printk(
 850                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
 851                         "offset=%lld count=%lu",
 852                         MAJOR(__entry->dev), MINOR(__entry->dev),
 853                         (unsigned long long)__entry->fileid,
 854                         __entry->fhandle,
 855                         __entry->offset, __entry->count
 856                 )
 857 );
 858
 859 TRACE_EVENT(nfs_readpage_done,
 860                 TP_PROTO(
 861                         const struct inode *inode,
 862                         int status, loff_t offset, bool eof
 863                 ),
 864
 865                 TP_ARGS(inode, status, offset, eof),
 866
 867                 TP_STRUCT__entry(
 868                         __field(int, status)
 869                         __field(loff_t, offset)
 870                         __field(bool, eof)
 871                         __field(dev_t, dev)
 872                         __field(u32, fhandle)
 873                         __field(u64, fileid)
 874                 ),
 875
 876                 TP_fast_assign(
 877                         const struct nfs_inode *nfsi = NFS_I(inode);
 878
 879                         __entry->status = status;
 880                         __entry->offset = offset;
 881                         __entry->eof = eof;
 882                         __entry->dev = inode->i_sb->s_dev;
 883                         __entry->fileid = nfsi->fileid;
 884                         __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
 885                 ),
 886
 887                 TP_printk(
 888                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
 889                         "offset=%lld status=%d%s",
 890                         MAJOR(__entry->dev), MINOR(__entry->dev),
 891                         (unsigned long long)__entry->fileid,
 892                         __entry->fhandle,
 893                         __entry->offset, __entry->status,
 894                         __entry->eof ? " eof" : ""
 895                 )
 896 );
 897
 898 TRACE_DEFINE_ENUM(NFS_UNSTABLE);
 899 TRACE_DEFINE_ENUM(NFS_DATA_SYNC);
 900 TRACE_DEFINE_ENUM(NFS_FILE_SYNC);
 901
 902 #define nfs_show_stable(stable) \
 903         __print_symbolic(stable, \
 904                         { NFS_UNSTABLE, "UNSTABLE" }, \
 905                         { NFS_DATA_SYNC, "DATA_SYNC" }, \
 906                         { NFS_FILE_SYNC, "FILE_SYNC" })
 907
 908 TRACE_EVENT(nfs_initiate_write,
 909                 TP_PROTO(
 910                         const struct inode *inode,
 911                         loff_t offset, unsigned long count,
 912                         enum nfs3_stable_how stable
 913                 ),
 914
 915                 TP_ARGS(inode, offset, count, stable),
 916
 917                 TP_STRUCT__entry(
 918                         __field(loff_t, offset)
 919                         __field(unsigned long, count)
 920                         __field(enum nfs3_stable_how, stable)
 921                         __field(dev_t, dev)
 922                         __field(u32, fhandle)
 923                         __field(u64, fileid)
 924                 ),
 925
 926                 TP_fast_assign(
 927                         const struct nfs_inode *nfsi = NFS_I(inode);
 928
 929                         __entry->offset = offset;
 930                         __entry->count = count;
 931                         __entry->stable = stable;
 932                         __entry->dev = inode->i_sb->s_dev;
 933                         __entry->fileid = nfsi->fileid;
 934                         __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
 935                 ),
 936
 937                 TP_printk(
 938                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
 939                         "offset=%lld count=%lu stable=%s",
 940                         MAJOR(__entry->dev), MINOR(__entry->dev),
 941                         (unsigned long long)__entry->fileid,
 942                         __entry->fhandle,
 943                         __entry->offset, __entry->count,
 944                         nfs_show_stable(__entry->stable)
 945                 )
 946 );
 947
 948 TRACE_EVENT(nfs_writeback_done,
 949                 TP_PROTO(
 950                         const struct inode *inode,
 951                         int status,
 952                         loff_t offset,
 953                         struct nfs_writeverf *writeverf
 954                 ),
 955
 956                 TP_ARGS(inode, status, offset, writeverf),
 957
 958                 TP_STRUCT__entry(
 959                         __field(int, status)
 960                         __field(loff_t, offset)
 961                         __field(enum nfs3_stable_how, stable)
 962                         __field(unsigned long long, verifier)
 963                         __field(dev_t, dev)
 964                         __field(u32, fhandle)
 965                         __field(u64, fileid)
 966                 ),
 967
 968                 TP_fast_assign(
 969                         const struct nfs_inode *nfsi = NFS_I(inode);
 970
 971                         __entry->status = status;
 972                         __entry->offset = offset;
 973                         __entry->stable = writeverf->committed;
 974                         memcpy(&__entry->verifier, &writeverf->verifier,
 975                                sizeof(__entry->verifier));
 976                         __entry->dev = inode->i_sb->s_dev;
 977                         __entry->fileid = nfsi->fileid;
 978                         __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
 979                 ),
 980
 981                 TP_printk(
 982                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
 983                         "offset=%lld status=%d stable=%s "
 984                         "verifier 0x%016llx",
 985                         MAJOR(__entry->dev), MINOR(__entry->dev),
 986                         (unsigned long long)__entry->fileid,
 987                         __entry->fhandle,
 988                         __entry->offset, __entry->status,
 989                         nfs_show_stable(__entry->stable),
 990                         __entry->verifier
 991                 )
 992 );
 993
 994 TRACE_EVENT(nfs_initiate_commit,
 995                 TP_PROTO(
 996                         const struct nfs_commit_data *data
 997                 ),
 998
 999                 TP_ARGS(data),
1000
1001                 TP_STRUCT__entry(
1002                         __field(loff_t, offset)
1003                         __field(unsigned long, count)
1004                         __field(dev_t, dev)
1005                         __field(u32, fhandle)
1006                         __field(u64, fileid)
1007                 ),
1008
1009                 TP_fast_assign(
1010                         const struct inode *inode = data->inode;
1011                         const struct nfs_inode *nfsi = NFS_I(inode);
1012
1013                         __entry->offset = data->args.offset;
1014                         __entry->count = data->args.count;
1015                         __entry->dev = inode->i_sb->s_dev;
1016                         __entry->fileid = nfsi->fileid;
1017                         __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
1018                 ),
1019
1020                 TP_printk(
1021                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
1022                         "offset=%lld count=%lu",
1023                         MAJOR(__entry->dev), MINOR(__entry->dev),
1024                         (unsigned long long)__entry->fileid,
1025                         __entry->fhandle,
1026                         __entry->offset, __entry->count
1027                 )
1028 );
1029
1030 TRACE_EVENT(nfs_commit_done,
1031                 TP_PROTO(
1032                         const struct nfs_commit_data *data
1033                 ),
1034
1035                 TP_ARGS(data),
1036
1037                 TP_STRUCT__entry(
1038                         __field(int, status)
1039                         __field(loff_t, offset)
1040                         __field(unsigned long long, verifier)
1041                         __field(dev_t, dev)
1042                         __field(u32, fhandle)
1043                         __field(u64, fileid)
1044                 ),
1045
1046                 TP_fast_assign(
1047                         const struct inode *inode = data->inode;
1048                         const struct nfs_inode *nfsi = NFS_I(inode);
1049
1050                         __entry->status = data->res.op_status;
1051                         __entry->offset = data->args.offset;
1052                         memcpy(&__entry->verifier, &data->verf.verifier,
1053                                sizeof(__entry->verifier));
1054                         __entry->dev = inode->i_sb->s_dev;
1055                         __entry->fileid = nfsi->fileid;
1056                         __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
1057                 ),
1058
1059                 TP_printk(
1060                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
1061                         "offset=%lld status=%d verifier 0x%016llx",
1062                         MAJOR(__entry->dev), MINOR(__entry->dev),
1063                         (unsigned long long)__entry->fileid,
1064                         __entry->fhandle,
1065                         __entry->offset, __entry->status,
1066                         __entry->verifier
1067                 )
1068 );
1069
1070 TRACE_DEFINE_ENUM(NFS_OK);
1071 TRACE_DEFINE_ENUM(NFSERR_PERM);
1072 TRACE_DEFINE_ENUM(NFSERR_NOENT);
1073 TRACE_DEFINE_ENUM(NFSERR_IO);
1074 TRACE_DEFINE_ENUM(NFSERR_NXIO);
1075 TRACE_DEFINE_ENUM(ECHILD);
1076 TRACE_DEFINE_ENUM(NFSERR_EAGAIN);
1077 TRACE_DEFINE_ENUM(NFSERR_ACCES);
1078 TRACE_DEFINE_ENUM(NFSERR_EXIST);
1079 TRACE_DEFINE_ENUM(NFSERR_XDEV);
1080 TRACE_DEFINE_ENUM(NFSERR_NODEV);
1081 TRACE_DEFINE_ENUM(NFSERR_NOTDIR);
1082 TRACE_DEFINE_ENUM(NFSERR_ISDIR);
1083 TRACE_DEFINE_ENUM(NFSERR_INVAL);
1084 TRACE_DEFINE_ENUM(NFSERR_FBIG);
1085 TRACE_DEFINE_ENUM(NFSERR_NOSPC);
1086 TRACE_DEFINE_ENUM(NFSERR_ROFS);
1087 TRACE_DEFINE_ENUM(NFSERR_MLINK);
1088 TRACE_DEFINE_ENUM(NFSERR_OPNOTSUPP);
1089 TRACE_DEFINE_ENUM(NFSERR_NAMETOOLONG);
1090 TRACE_DEFINE_ENUM(NFSERR_NOTEMPTY);
1091 TRACE_DEFINE_ENUM(NFSERR_DQUOT);
1092 TRACE_DEFINE_ENUM(NFSERR_STALE);
1093 TRACE_DEFINE_ENUM(NFSERR_REMOTE);
1094 TRACE_DEFINE_ENUM(NFSERR_WFLUSH);
1095 TRACE_DEFINE_ENUM(NFSERR_BADHANDLE);
1096 TRACE_DEFINE_ENUM(NFSERR_NOT_SYNC);
1097 TRACE_DEFINE_ENUM(NFSERR_BAD_COOKIE);
1098 TRACE_DEFINE_ENUM(NFSERR_NOTSUPP);
1099 TRACE_DEFINE_ENUM(NFSERR_TOOSMALL);
1100 TRACE_DEFINE_ENUM(NFSERR_SERVERFAULT);
1101 TRACE_DEFINE_ENUM(NFSERR_BADTYPE);
1102 TRACE_DEFINE_ENUM(NFSERR_JUKEBOX);
1103
1104 #define nfs_show_status(x) \
1105         __print_symbolic(x, \
1106                         { NFS_OK, "OK" }, \
1107                         { NFSERR_PERM, "PERM" }, \
1108                         { NFSERR_NOENT, "NOENT" }, \
1109                         { NFSERR_IO, "IO" }, \
1110                         { NFSERR_NXIO, "NXIO" }, \
1111                         { ECHILD, "CHILD" }, \
1112                         { NFSERR_EAGAIN, "AGAIN" }, \
1113                         { NFSERR_ACCES, "ACCES" }, \
1114                         { NFSERR_EXIST, "EXIST" }, \
1115                         { NFSERR_XDEV, "XDEV" }, \
1116                         { NFSERR_NODEV, "NODEV" }, \
1117                         { NFSERR_NOTDIR, "NOTDIR" }, \
1118                         { NFSERR_ISDIR, "ISDIR" }, \
1119                         { NFSERR_INVAL, "INVAL" }, \
1120                         { NFSERR_FBIG, "FBIG" }, \
1121                         { NFSERR_NOSPC, "NOSPC" }, \
1122                         { NFSERR_ROFS, "ROFS" }, \
1123                         { NFSERR_MLINK, "MLINK" }, \
1124                         { NFSERR_OPNOTSUPP, "OPNOTSUPP" }, \
1125                         { NFSERR_NAMETOOLONG, "NAMETOOLONG" }, \
1126                         { NFSERR_NOTEMPTY, "NOTEMPTY" }, \
1127                         { NFSERR_DQUOT, "DQUOT" }, \
1128                         { NFSERR_STALE, "STALE" }, \
1129                         { NFSERR_REMOTE, "REMOTE" }, \
1130                         { NFSERR_WFLUSH, "WFLUSH" }, \
1131                         { NFSERR_BADHANDLE, "BADHANDLE" }, \
1132                         { NFSERR_NOT_SYNC, "NOTSYNC" }, \
1133                         { NFSERR_BAD_COOKIE, "BADCOOKIE" }, \
1134                         { NFSERR_NOTSUPP, "NOTSUPP" }, \
1135                         { NFSERR_TOOSMALL, "TOOSMALL" }, \
1136                         { NFSERR_SERVERFAULT, "REMOTEIO" }, \
1137                         { NFSERR_BADTYPE, "BADTYPE" }, \
1138                         { NFSERR_JUKEBOX, "JUKEBOX" })
1139
1140 TRACE_EVENT(nfs_xdr_status,
1141                 TP_PROTO(
1142                         const struct xdr_stream *xdr,
1143                         int error
1144                 ),
1145
1146                 TP_ARGS(xdr, error),
1147
1148                 TP_STRUCT__entry(
1149                         __field(unsigned int, task_id)
1150                         __field(unsigned int, client_id)
1151                         __field(u32, xid)
1152                         __field(unsigned long, error)
1153                 ),
1154
1155                 TP_fast_assign(
1156                         const struct rpc_rqst *rqstp = xdr->rqst;
1157                         const struct rpc_task *task = rqstp->rq_task;
1158
1159                         __entry->task_id = task->tk_pid;
1160                         __entry->client_id = task->tk_client->cl_clid;
1161                         __entry->xid = be32_to_cpu(rqstp->rq_xid);
1162                         __entry->error = error;
1163                 ),
1164
1165                 TP_printk(
1166                         "task:%u@%d xid=0x%08x error=%ld (%s)",
1167                         __entry->task_id, __entry->client_id, __entry->xid,
1168                         -__entry->error, nfs_show_status(__entry->error)
1169                 )
1170 );
1171
1172 #endif /* _TRACE_NFS_H */
1173
1174 #undef TRACE_INCLUDE_PATH
1175 #define TRACE_INCLUDE_PATH .
1176 #define TRACE_INCLUDE_FILE nfstrace
1177 /* This part must be outside protection */
1178 #include <trace/define_trace.h>