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_set_inode_stale);
 185 DEFINE_NFS_INODE_EVENT(nfs_refresh_inode_enter);
 186 DEFINE_NFS_INODE_EVENT_DONE(nfs_refresh_inode_exit);
 187 DEFINE_NFS_INODE_EVENT(nfs_revalidate_inode_enter);
 188 DEFINE_NFS_INODE_EVENT_DONE(nfs_revalidate_inode_exit);
 189 DEFINE_NFS_INODE_EVENT(nfs_invalidate_mapping_enter);
 190 DEFINE_NFS_INODE_EVENT_DONE(nfs_invalidate_mapping_exit);
 191 DEFINE_NFS_INODE_EVENT(nfs_getattr_enter);
 192 DEFINE_NFS_INODE_EVENT_DONE(nfs_getattr_exit);
 193 DEFINE_NFS_INODE_EVENT(nfs_setattr_enter);
 194 DEFINE_NFS_INODE_EVENT_DONE(nfs_setattr_exit);
 195 DEFINE_NFS_INODE_EVENT(nfs_writeback_page_enter);
 196 DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_page_exit);
 197 DEFINE_NFS_INODE_EVENT(nfs_writeback_inode_enter);
 198 DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_inode_exit);
 199 DEFINE_NFS_INODE_EVENT(nfs_fsync_enter);
 200 DEFINE_NFS_INODE_EVENT_DONE(nfs_fsync_exit);
 201 DEFINE_NFS_INODE_EVENT(nfs_access_enter);
 202
 203 TRACE_EVENT(nfs_access_exit,
 204                 TP_PROTO(
 205                         const struct inode *inode,
 206                         unsigned int mask,
 207                         unsigned int permitted,
 208                         int error
 209                 ),
 210
 211                 TP_ARGS(inode, mask, permitted, error),
 212
 213                 TP_STRUCT__entry(
 214                         __field(unsigned long, error)
 215                         __field(dev_t, dev)
 216                         __field(u32, fhandle)
 217                         __field(unsigned char, type)
 218                         __field(u64, fileid)
 219                         __field(u64, version)
 220                         __field(loff_t, size)
 221                         __field(unsigned long, nfsi_flags)
 222                         __field(unsigned long, cache_validity)
 223                         __field(unsigned int, mask)
 224                         __field(unsigned int, permitted)
 225                 ),
 226
 227                 TP_fast_assign(
 228                         const struct nfs_inode *nfsi = NFS_I(inode);
 229                         __entry->error = error < 0 ? -error : 0;
 230                         __entry->dev = inode->i_sb->s_dev;
 231                         __entry->fileid = nfsi->fileid;
 232                         __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
 233                         __entry->type = nfs_umode_to_dtype(inode->i_mode);
 234                         __entry->version = inode_peek_iversion_raw(inode);
 235                         __entry->size = i_size_read(inode);
 236                         __entry->nfsi_flags = nfsi->flags;
 237                         __entry->cache_validity = nfsi->cache_validity;
 238                         __entry->mask = mask;
 239                         __entry->permitted = permitted;
 240                 ),
 241
 242                 TP_printk(
 243                         "error=%ld (%s) fileid=%02x:%02x:%llu fhandle=0x%08x "
 244                         "type=%u (%s) version=%llu size=%lld "
 245                         "cache_validity=0x%lx (%s) nfs_flags=0x%lx (%s) "
 246                         "mask=0x%x permitted=0x%x",
 247                         -__entry->error, nfs_show_status(__entry->error),
 248                         MAJOR(__entry->dev), MINOR(__entry->dev),
 249                         (unsigned long long)__entry->fileid,
 250                         __entry->fhandle,
 251                         __entry->type,
 252                         nfs_show_file_type(__entry->type),
 253                         (unsigned long long)__entry->version,
 254                         (long long)__entry->size,
 255                         __entry->cache_validity,
 256                         nfs_show_cache_validity(__entry->cache_validity),
 257                         __entry->nfsi_flags,
 258                         nfs_show_nfsi_flags(__entry->nfsi_flags),
 259                         __entry->mask, __entry->permitted
 260                 )
 261 );
 262
 263 TRACE_DEFINE_ENUM(LOOKUP_FOLLOW);
 264 TRACE_DEFINE_ENUM(LOOKUP_DIRECTORY);
 265 TRACE_DEFINE_ENUM(LOOKUP_AUTOMOUNT);
 266 TRACE_DEFINE_ENUM(LOOKUP_PARENT);
 267 TRACE_DEFINE_ENUM(LOOKUP_REVAL);
 268 TRACE_DEFINE_ENUM(LOOKUP_RCU);
 269 TRACE_DEFINE_ENUM(LOOKUP_OPEN);
 270 TRACE_DEFINE_ENUM(LOOKUP_CREATE);
 271 TRACE_DEFINE_ENUM(LOOKUP_EXCL);
 272 TRACE_DEFINE_ENUM(LOOKUP_RENAME_TARGET);
 273 TRACE_DEFINE_ENUM(LOOKUP_JUMPED);
 274 TRACE_DEFINE_ENUM(LOOKUP_ROOT);
 275 TRACE_DEFINE_ENUM(LOOKUP_EMPTY);
 276 TRACE_DEFINE_ENUM(LOOKUP_DOWN);
 277
 278 #define show_lookup_flags(flags) \
 279         __print_flags(flags, "|", \
 280                         { LOOKUP_FOLLOW, "FOLLOW" }, \
 281                         { LOOKUP_DIRECTORY, "DIRECTORY" }, \
 282                         { LOOKUP_AUTOMOUNT, "AUTOMOUNT" }, \
 283                         { LOOKUP_PARENT, "PARENT" }, \
 284                         { LOOKUP_REVAL, "REVAL" }, \
 285                         { LOOKUP_RCU, "RCU" }, \
 286                         { LOOKUP_OPEN, "OPEN" }, \
 287                         { LOOKUP_CREATE, "CREATE" }, \
 288                         { LOOKUP_EXCL, "EXCL" }, \
 289                         { LOOKUP_RENAME_TARGET, "RENAME_TARGET" }, \
 290                         { LOOKUP_JUMPED, "JUMPED" }, \
 291                         { LOOKUP_ROOT, "ROOT" }, \
 292                         { LOOKUP_EMPTY, "EMPTY" }, \
 293                         { LOOKUP_DOWN, "DOWN" })
 294
 295 DECLARE_EVENT_CLASS(nfs_lookup_event,
 296                 TP_PROTO(
 297                         const struct inode *dir,
 298                         const struct dentry *dentry,
 299                         unsigned int flags
 300                 ),
 301
 302                 TP_ARGS(dir, dentry, flags),
 303
 304                 TP_STRUCT__entry(
 305                         __field(unsigned long, flags)
 306                         __field(dev_t, dev)
 307                         __field(u64, dir)
 308                         __string(name, dentry->d_name.name)
 309                 ),
 310
 311                 TP_fast_assign(
 312                         __entry->dev = dir->i_sb->s_dev;
 313                         __entry->dir = NFS_FILEID(dir);
 314                         __entry->flags = flags;
 315                         __assign_str(name, dentry->d_name.name);
 316                 ),
 317
 318                 TP_printk(
 319                         "flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
 320                         __entry->flags,
 321                         show_lookup_flags(__entry->flags),
 322                         MAJOR(__entry->dev), MINOR(__entry->dev),
 323                         (unsigned long long)__entry->dir,
 324                         __get_str(name)
 325                 )
 326 );
 327
 328 #define DEFINE_NFS_LOOKUP_EVENT(name) \
 329         DEFINE_EVENT(nfs_lookup_event, name, \
 330                         TP_PROTO( \
 331                                 const struct inode *dir, \
 332                                 const struct dentry *dentry, \
 333                                 unsigned int flags \
 334                         ), \
 335                         TP_ARGS(dir, dentry, flags))
 336
 337 DECLARE_EVENT_CLASS(nfs_lookup_event_done,
 338                 TP_PROTO(
 339                         const struct inode *dir,
 340                         const struct dentry *dentry,
 341                         unsigned int flags,
 342                         int error
 343                 ),
 344
 345                 TP_ARGS(dir, dentry, flags, error),
 346
 347                 TP_STRUCT__entry(
 348                         __field(unsigned long, error)
 349                         __field(unsigned long, flags)
 350                         __field(dev_t, dev)
 351                         __field(u64, dir)
 352                         __string(name, dentry->d_name.name)
 353                 ),
 354
 355                 TP_fast_assign(
 356                         __entry->dev = dir->i_sb->s_dev;
 357                         __entry->dir = NFS_FILEID(dir);
 358                         __entry->error = error < 0 ? -error : 0;
 359                         __entry->flags = flags;
 360                         __assign_str(name, dentry->d_name.name);
 361                 ),
 362
 363                 TP_printk(
 364                         "error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
 365                         -__entry->error, nfs_show_status(__entry->error),
 366                         __entry->flags,
 367                         show_lookup_flags(__entry->flags),
 368                         MAJOR(__entry->dev), MINOR(__entry->dev),
 369                         (unsigned long long)__entry->dir,
 370                         __get_str(name)
 371                 )
 372 );
 373
 374 #define DEFINE_NFS_LOOKUP_EVENT_DONE(name) \
 375         DEFINE_EVENT(nfs_lookup_event_done, name, \
 376                         TP_PROTO( \
 377                                 const struct inode *dir, \
 378                                 const struct dentry *dentry, \
 379                                 unsigned int flags, \
 380                                 int error \
 381                         ), \
 382                         TP_ARGS(dir, dentry, flags, error))
 383
 384 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_enter);
 385 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_exit);
 386 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_revalidate_enter);
 387 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_revalidate_exit);
 388
 389 TRACE_DEFINE_ENUM(O_WRONLY);
 390 TRACE_DEFINE_ENUM(O_RDWR);
 391 TRACE_DEFINE_ENUM(O_CREAT);
 392 TRACE_DEFINE_ENUM(O_EXCL);
 393 TRACE_DEFINE_ENUM(O_NOCTTY);
 394 TRACE_DEFINE_ENUM(O_TRUNC);
 395 TRACE_DEFINE_ENUM(O_APPEND);
 396 TRACE_DEFINE_ENUM(O_NONBLOCK);
 397 TRACE_DEFINE_ENUM(O_DSYNC);
 398 TRACE_DEFINE_ENUM(O_DIRECT);
 399 TRACE_DEFINE_ENUM(O_LARGEFILE);
 400 TRACE_DEFINE_ENUM(O_DIRECTORY);
 401 TRACE_DEFINE_ENUM(O_NOFOLLOW);
 402 TRACE_DEFINE_ENUM(O_NOATIME);
 403 TRACE_DEFINE_ENUM(O_CLOEXEC);
 404
 405 #define show_open_flags(flags) \
 406         __print_flags(flags, "|", \
 407                 { O_WRONLY, "O_WRONLY" }, \
 408                 { O_RDWR, "O_RDWR" }, \
 409                 { O_CREAT, "O_CREAT" }, \
 410                 { O_EXCL, "O_EXCL" }, \
 411                 { O_NOCTTY, "O_NOCTTY" }, \
 412                 { O_TRUNC, "O_TRUNC" }, \
 413                 { O_APPEND, "O_APPEND" }, \
 414                 { O_NONBLOCK, "O_NONBLOCK" }, \
 415                 { O_DSYNC, "O_DSYNC" }, \
 416                 { O_DIRECT, "O_DIRECT" }, \
 417                 { O_LARGEFILE, "O_LARGEFILE" }, \
 418                 { O_DIRECTORY, "O_DIRECTORY" }, \
 419                 { O_NOFOLLOW, "O_NOFOLLOW" }, \
 420                 { O_NOATIME, "O_NOATIME" }, \
 421                 { O_CLOEXEC, "O_CLOEXEC" })
 422
 423 TRACE_DEFINE_ENUM(FMODE_READ);
 424 TRACE_DEFINE_ENUM(FMODE_WRITE);
 425 TRACE_DEFINE_ENUM(FMODE_EXEC);
 426
 427 #define show_fmode_flags(mode) \
 428         __print_flags(mode, "|", \
 429                 { ((__force unsigned long)FMODE_READ), "READ" }, \
 430                 { ((__force unsigned long)FMODE_WRITE), "WRITE" }, \
 431                 { ((__force unsigned long)FMODE_EXEC), "EXEC" })
 432
 433 TRACE_EVENT(nfs_atomic_open_enter,
 434                 TP_PROTO(
 435                         const struct inode *dir,
 436                         const struct nfs_open_context *ctx,
 437                         unsigned int flags
 438                 ),
 439
 440                 TP_ARGS(dir, ctx, flags),
 441
 442                 TP_STRUCT__entry(
 443                         __field(unsigned long, flags)
 444                         __field(unsigned int, fmode)
 445                         __field(dev_t, dev)
 446                         __field(u64, dir)
 447                         __string(name, ctx->dentry->d_name.name)
 448                 ),
 449
 450                 TP_fast_assign(
 451                         __entry->dev = dir->i_sb->s_dev;
 452                         __entry->dir = NFS_FILEID(dir);
 453                         __entry->flags = flags;
 454                         __entry->fmode = (__force unsigned int)ctx->mode;
 455                         __assign_str(name, ctx->dentry->d_name.name);
 456                 ),
 457
 458                 TP_printk(
 459                         "flags=0x%lx (%s) fmode=%s name=%02x:%02x:%llu/%s",
 460                         __entry->flags,
 461                         show_open_flags(__entry->flags),
 462                         show_fmode_flags(__entry->fmode),
 463                         MAJOR(__entry->dev), MINOR(__entry->dev),
 464                         (unsigned long long)__entry->dir,
 465                         __get_str(name)
 466                 )
 467 );
 468
 469 TRACE_EVENT(nfs_atomic_open_exit,
 470                 TP_PROTO(
 471                         const struct inode *dir,
 472                         const struct nfs_open_context *ctx,
 473                         unsigned int flags,
 474                         int error
 475                 ),
 476
 477                 TP_ARGS(dir, ctx, flags, error),
 478
 479                 TP_STRUCT__entry(
 480                         __field(unsigned long, error)
 481                         __field(unsigned long, flags)
 482                         __field(unsigned int, fmode)
 483                         __field(dev_t, dev)
 484                         __field(u64, dir)
 485                         __string(name, ctx->dentry->d_name.name)
 486                 ),
 487
 488                 TP_fast_assign(
 489                         __entry->error = -error;
 490                         __entry->dev = dir->i_sb->s_dev;
 491                         __entry->dir = NFS_FILEID(dir);
 492                         __entry->flags = flags;
 493                         __entry->fmode = (__force unsigned int)ctx->mode;
 494                         __assign_str(name, ctx->dentry->d_name.name);
 495                 ),
 496
 497                 TP_printk(
 498                         "error=%ld (%s) flags=0x%lx (%s) fmode=%s "
 499                         "name=%02x:%02x:%llu/%s",
 500                         -__entry->error, nfs_show_status(__entry->error),
 501                         __entry->flags,
 502                         show_open_flags(__entry->flags),
 503                         show_fmode_flags(__entry->fmode),
 504                         MAJOR(__entry->dev), MINOR(__entry->dev),
 505                         (unsigned long long)__entry->dir,
 506                         __get_str(name)
 507                 )
 508 );
 509
 510 TRACE_EVENT(nfs_create_enter,
 511                 TP_PROTO(
 512                         const struct inode *dir,
 513                         const struct dentry *dentry,
 514                         unsigned int flags
 515                 ),
 516
 517                 TP_ARGS(dir, dentry, flags),
 518
 519                 TP_STRUCT__entry(
 520                         __field(unsigned long, flags)
 521                         __field(dev_t, dev)
 522                         __field(u64, dir)
 523                         __string(name, dentry->d_name.name)
 524                 ),
 525
 526                 TP_fast_assign(
 527                         __entry->dev = dir->i_sb->s_dev;
 528                         __entry->dir = NFS_FILEID(dir);
 529                         __entry->flags = flags;
 530                         __assign_str(name, dentry->d_name.name);
 531                 ),
 532
 533                 TP_printk(
 534                         "flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
 535                         __entry->flags,
 536                         show_open_flags(__entry->flags),
 537                         MAJOR(__entry->dev), MINOR(__entry->dev),
 538                         (unsigned long long)__entry->dir,
 539                         __get_str(name)
 540                 )
 541 );
 542
 543 TRACE_EVENT(nfs_create_exit,
 544                 TP_PROTO(
 545                         const struct inode *dir,
 546                         const struct dentry *dentry,
 547                         unsigned int flags,
 548                         int error
 549                 ),
 550
 551                 TP_ARGS(dir, dentry, flags, error),
 552
 553                 TP_STRUCT__entry(
 554                         __field(unsigned long, error)
 555                         __field(unsigned long, flags)
 556                         __field(dev_t, dev)
 557                         __field(u64, dir)
 558                         __string(name, dentry->d_name.name)
 559                 ),
 560
 561                 TP_fast_assign(
 562                         __entry->error = -error;
 563                         __entry->dev = dir->i_sb->s_dev;
 564                         __entry->dir = NFS_FILEID(dir);
 565                         __entry->flags = flags;
 566                         __assign_str(name, dentry->d_name.name);
 567                 ),
 568
 569                 TP_printk(
 570                         "error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
 571                         -__entry->error, nfs_show_status(__entry->error),
 572                         __entry->flags,
 573                         show_open_flags(__entry->flags),
 574                         MAJOR(__entry->dev), MINOR(__entry->dev),
 575                         (unsigned long long)__entry->dir,
 576                         __get_str(name)
 577                 )
 578 );
 579
 580 DECLARE_EVENT_CLASS(nfs_directory_event,
 581                 TP_PROTO(
 582                         const struct inode *dir,
 583                         const struct dentry *dentry
 584                 ),
 585
 586                 TP_ARGS(dir, dentry),
 587
 588                 TP_STRUCT__entry(
 589                         __field(dev_t, dev)
 590                         __field(u64, dir)
 591                         __string(name, dentry->d_name.name)
 592                 ),
 593
 594                 TP_fast_assign(
 595                         __entry->dev = dir->i_sb->s_dev;
 596                         __entry->dir = NFS_FILEID(dir);
 597                         __assign_str(name, dentry->d_name.name);
 598                 ),
 599
 600                 TP_printk(
 601                         "name=%02x:%02x:%llu/%s",
 602                         MAJOR(__entry->dev), MINOR(__entry->dev),
 603                         (unsigned long long)__entry->dir,
 604                         __get_str(name)
 605                 )
 606 );
 607
 608 #define DEFINE_NFS_DIRECTORY_EVENT(name) \
 609         DEFINE_EVENT(nfs_directory_event, name, \
 610                         TP_PROTO( \
 611                                 const struct inode *dir, \
 612                                 const struct dentry *dentry \
 613                         ), \
 614                         TP_ARGS(dir, dentry))
 615
 616 DECLARE_EVENT_CLASS(nfs_directory_event_done,
 617                 TP_PROTO(
 618                         const struct inode *dir,
 619                         const struct dentry *dentry,
 620                         int error
 621                 ),
 622
 623                 TP_ARGS(dir, dentry, error),
 624
 625                 TP_STRUCT__entry(
 626                         __field(unsigned long, error)
 627                         __field(dev_t, dev)
 628                         __field(u64, dir)
 629                         __string(name, dentry->d_name.name)
 630                 ),
 631
 632                 TP_fast_assign(
 633                         __entry->dev = dir->i_sb->s_dev;
 634                         __entry->dir = NFS_FILEID(dir);
 635                         __entry->error = error < 0 ? -error : 0;
 636                         __assign_str(name, dentry->d_name.name);
 637                 ),
 638
 639                 TP_printk(
 640                         "error=%ld (%s) name=%02x:%02x:%llu/%s",
 641                         -__entry->error, nfs_show_status(__entry->error),
 642                         MAJOR(__entry->dev), MINOR(__entry->dev),
 643                         (unsigned long long)__entry->dir,
 644                         __get_str(name)
 645                 )
 646 );
 647
 648 #define DEFINE_NFS_DIRECTORY_EVENT_DONE(name) \
 649         DEFINE_EVENT(nfs_directory_event_done, name, \
 650                         TP_PROTO( \
 651                                 const struct inode *dir, \
 652                                 const struct dentry *dentry, \
 653                                 int error \
 654                         ), \
 655                         TP_ARGS(dir, dentry, error))
 656
 657 DEFINE_NFS_DIRECTORY_EVENT(nfs_mknod_enter);
 658 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mknod_exit);
 659 DEFINE_NFS_DIRECTORY_EVENT(nfs_mkdir_enter);
 660 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mkdir_exit);
 661 DEFINE_NFS_DIRECTORY_EVENT(nfs_rmdir_enter);
 662 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_rmdir_exit);
 663 DEFINE_NFS_DIRECTORY_EVENT(nfs_remove_enter);
 664 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_remove_exit);
 665 DEFINE_NFS_DIRECTORY_EVENT(nfs_unlink_enter);
 666 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_unlink_exit);
 667 DEFINE_NFS_DIRECTORY_EVENT(nfs_symlink_enter);
 668 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_symlink_exit);
 669
 670 TRACE_EVENT(nfs_link_enter,
 671                 TP_PROTO(
 672                         const struct inode *inode,
 673                         const struct inode *dir,
 674                         const struct dentry *dentry
 675                 ),
 676
 677                 TP_ARGS(inode, dir, dentry),
 678
 679                 TP_STRUCT__entry(
 680                         __field(dev_t, dev)
 681                         __field(u64, fileid)
 682                         __field(u64, dir)
 683                         __string(name, dentry->d_name.name)
 684                 ),
 685
 686                 TP_fast_assign(
 687                         __entry->dev = inode->i_sb->s_dev;
 688                         __entry->fileid = NFS_FILEID(inode);
 689                         __entry->dir = NFS_FILEID(dir);
 690                         __assign_str(name, dentry->d_name.name);
 691                 ),
 692
 693                 TP_printk(
 694                         "fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
 695                         MAJOR(__entry->dev), MINOR(__entry->dev),
 696                         __entry->fileid,
 697                         MAJOR(__entry->dev), MINOR(__entry->dev),
 698                         (unsigned long long)__entry->dir,
 699                         __get_str(name)
 700                 )
 701 );
 702
 703 TRACE_EVENT(nfs_link_exit,
 704                 TP_PROTO(
 705                         const struct inode *inode,
 706                         const struct inode *dir,
 707                         const struct dentry *dentry,
 708                         int error
 709                 ),
 710
 711                 TP_ARGS(inode, dir, dentry, error),
 712
 713                 TP_STRUCT__entry(
 714                         __field(unsigned long, error)
 715                         __field(dev_t, dev)
 716                         __field(u64, fileid)
 717                         __field(u64, dir)
 718                         __string(name, dentry->d_name.name)
 719                 ),
 720
 721                 TP_fast_assign(
 722                         __entry->dev = inode->i_sb->s_dev;
 723                         __entry->fileid = NFS_FILEID(inode);
 724                         __entry->dir = NFS_FILEID(dir);
 725                         __entry->error = error < 0 ? -error : 0;
 726                         __assign_str(name, dentry->d_name.name);
 727                 ),
 728
 729                 TP_printk(
 730                         "error=%ld (%s) fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
 731                         -__entry->error, nfs_show_status(__entry->error),
 732                         MAJOR(__entry->dev), MINOR(__entry->dev),
 733                         __entry->fileid,
 734                         MAJOR(__entry->dev), MINOR(__entry->dev),
 735                         (unsigned long long)__entry->dir,
 736                         __get_str(name)
 737                 )
 738 );
 739
 740 DECLARE_EVENT_CLASS(nfs_rename_event,
 741                 TP_PROTO(
 742                         const struct inode *old_dir,
 743                         const struct dentry *old_dentry,
 744                         const struct inode *new_dir,
 745                         const struct dentry *new_dentry
 746                 ),
 747
 748                 TP_ARGS(old_dir, old_dentry, new_dir, new_dentry),
 749
 750                 TP_STRUCT__entry(
 751                         __field(dev_t, dev)
 752                         __field(u64, old_dir)
 753                         __field(u64, new_dir)
 754                         __string(old_name, old_dentry->d_name.name)
 755                         __string(new_name, new_dentry->d_name.name)
 756                 ),
 757
 758                 TP_fast_assign(
 759                         __entry->dev = old_dir->i_sb->s_dev;
 760                         __entry->old_dir = NFS_FILEID(old_dir);
 761                         __entry->new_dir = NFS_FILEID(new_dir);
 762                         __assign_str(old_name, old_dentry->d_name.name);
 763                         __assign_str(new_name, new_dentry->d_name.name);
 764                 ),
 765
 766                 TP_printk(
 767                         "old_name=%02x:%02x:%llu/%s new_name=%02x:%02x:%llu/%s",
 768                         MAJOR(__entry->dev), MINOR(__entry->dev),
 769                         (unsigned long long)__entry->old_dir,
 770                         __get_str(old_name),
 771                         MAJOR(__entry->dev), MINOR(__entry->dev),
 772                         (unsigned long long)__entry->new_dir,
 773                         __get_str(new_name)
 774                 )
 775 );
 776 #define DEFINE_NFS_RENAME_EVENT(name) \
 777         DEFINE_EVENT(nfs_rename_event, name, \
 778                         TP_PROTO( \
 779                                 const struct inode *old_dir, \
 780                                 const struct dentry *old_dentry, \
 781                                 const struct inode *new_dir, \
 782                                 const struct dentry *new_dentry \
 783                         ), \
 784                         TP_ARGS(old_dir, old_dentry, new_dir, new_dentry))
 785
 786 DECLARE_EVENT_CLASS(nfs_rename_event_done,
 787                 TP_PROTO(
 788                         const struct inode *old_dir,
 789                         const struct dentry *old_dentry,
 790                         const struct inode *new_dir,
 791                         const struct dentry *new_dentry,
 792                         int error
 793                 ),
 794
 795                 TP_ARGS(old_dir, old_dentry, new_dir, new_dentry, error),
 796
 797                 TP_STRUCT__entry(
 798                         __field(dev_t, dev)
 799                         __field(unsigned long, error)
 800                         __field(u64, old_dir)
 801                         __string(old_name, old_dentry->d_name.name)
 802                         __field(u64, new_dir)
 803                         __string(new_name, new_dentry->d_name.name)
 804                 ),
 805
 806                 TP_fast_assign(
 807                         __entry->dev = old_dir->i_sb->s_dev;
 808                         __entry->error = -error;
 809                         __entry->old_dir = NFS_FILEID(old_dir);
 810                         __entry->new_dir = NFS_FILEID(new_dir);
 811                         __assign_str(old_name, old_dentry->d_name.name);
 812                         __assign_str(new_name, new_dentry->d_name.name);
 813                 ),
 814
 815                 TP_printk(
 816                         "error=%ld (%s) old_name=%02x:%02x:%llu/%s "
 817                         "new_name=%02x:%02x:%llu/%s",
 818                         -__entry->error, nfs_show_status(__entry->error),
 819                         MAJOR(__entry->dev), MINOR(__entry->dev),
 820                         (unsigned long long)__entry->old_dir,
 821                         __get_str(old_name),
 822                         MAJOR(__entry->dev), MINOR(__entry->dev),
 823                         (unsigned long long)__entry->new_dir,
 824                         __get_str(new_name)
 825                 )
 826 );
 827 #define DEFINE_NFS_RENAME_EVENT_DONE(name) \
 828         DEFINE_EVENT(nfs_rename_event_done, name, \
 829                         TP_PROTO( \
 830                                 const struct inode *old_dir, \
 831                                 const struct dentry *old_dentry, \
 832                                 const struct inode *new_dir, \
 833                                 const struct dentry *new_dentry, \
 834                                 int error \
 835                         ), \
 836                         TP_ARGS(old_dir, old_dentry, new_dir, \
 837                                 new_dentry, error))
 838
 839 DEFINE_NFS_RENAME_EVENT(nfs_rename_enter);
 840 DEFINE_NFS_RENAME_EVENT_DONE(nfs_rename_exit);
 841
 842 DEFINE_NFS_RENAME_EVENT_DONE(nfs_sillyrename_rename);
 843
 844 TRACE_EVENT(nfs_sillyrename_unlink,
 845                 TP_PROTO(
 846                         const struct nfs_unlinkdata *data,
 847                         int error
 848                 ),
 849
 850                 TP_ARGS(data, error),
 851
 852                 TP_STRUCT__entry(
 853                         __field(dev_t, dev)
 854                         __field(unsigned long, error)
 855                         __field(u64, dir)
 856                         __dynamic_array(char, name, data->args.name.len + 1)
 857                 ),
 858
 859                 TP_fast_assign(
 860                         struct inode *dir = d_inode(data->dentry->d_parent);
 861                         size_t len = data->args.name.len;
 862                         __entry->dev = dir->i_sb->s_dev;
 863                         __entry->dir = NFS_FILEID(dir);
 864                         __entry->error = -error;
 865                         memcpy(__get_str(name),
 866                                 data->args.name.name, len);
 867                         __get_str(name)[len] = 0;
 868                 ),
 869
 870                 TP_printk(
 871                         "error=%ld (%s) name=%02x:%02x:%llu/%s",
 872                         -__entry->error, nfs_show_status(__entry->error),
 873                         MAJOR(__entry->dev), MINOR(__entry->dev),
 874                         (unsigned long long)__entry->dir,
 875                         __get_str(name)
 876                 )
 877 );
 878
 879 TRACE_EVENT(nfs_initiate_read,
 880                 TP_PROTO(
 881                         const struct nfs_pgio_header *hdr
 882                 ),
 883
 884                 TP_ARGS(hdr),
 885
 886                 TP_STRUCT__entry(
 887                         __field(dev_t, dev)
 888                         __field(u32, fhandle)
 889                         __field(u64, fileid)
 890                         __field(loff_t, offset)
 891                         __field(u32, count)
 892                 ),
 893
 894                 TP_fast_assign(
 895                         const struct inode *inode = hdr->inode;
 896                         const struct nfs_inode *nfsi = NFS_I(inode);
 897                         const struct nfs_fh *fh = hdr->args.fh ?
 898                                                   hdr->args.fh : &nfsi->fh;
 899
 900                         __entry->offset = hdr->args.offset;
 901                         __entry->count = hdr->args.count;
 902                         __entry->dev = inode->i_sb->s_dev;
 903                         __entry->fileid = nfsi->fileid;
 904                         __entry->fhandle = nfs_fhandle_hash(fh);
 905                 ),
 906
 907                 TP_printk(
 908                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
 909                         "offset=%lld count=%u",
 910                         MAJOR(__entry->dev), MINOR(__entry->dev),
 911                         (unsigned long long)__entry->fileid,
 912                         __entry->fhandle,
 913                         (long long)__entry->offset, __entry->count
 914                 )
 915 );
 916
 917 TRACE_EVENT(nfs_readpage_done,
 918                 TP_PROTO(
 919                         const struct rpc_task *task,
 920                         const struct nfs_pgio_header *hdr
 921                 ),
 922
 923                 TP_ARGS(task, hdr),
 924
 925                 TP_STRUCT__entry(
 926                         __field(dev_t, dev)
 927                         __field(u32, fhandle)
 928                         __field(u64, fileid)
 929                         __field(loff_t, offset)
 930                         __field(u32, arg_count)
 931                         __field(u32, res_count)
 932                         __field(bool, eof)
 933                         __field(int, status)
 934                 ),
 935
 936                 TP_fast_assign(
 937                         const struct inode *inode = hdr->inode;
 938                         const struct nfs_inode *nfsi = NFS_I(inode);
 939                         const struct nfs_fh *fh = hdr->args.fh ?
 940                                                   hdr->args.fh : &nfsi->fh;
 941
 942                         __entry->status = task->tk_status;
 943                         __entry->offset = hdr->args.offset;
 944                         __entry->arg_count = hdr->args.count;
 945                         __entry->res_count = hdr->res.count;
 946                         __entry->eof = hdr->res.eof;
 947                         __entry->dev = inode->i_sb->s_dev;
 948                         __entry->fileid = nfsi->fileid;
 949                         __entry->fhandle = nfs_fhandle_hash(fh);
 950                 ),
 951
 952                 TP_printk(
 953                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
 954                         "offset=%lld count=%u res=%u status=%d%s",
 955                         MAJOR(__entry->dev), MINOR(__entry->dev),
 956                         (unsigned long long)__entry->fileid,
 957                         __entry->fhandle,
 958                         (long long)__entry->offset, __entry->arg_count,
 959                         __entry->res_count, __entry->status,
 960                         __entry->eof ? " eof" : ""
 961                 )
 962 );
 963
 964 TRACE_DEFINE_ENUM(NFS_UNSTABLE);
 965 TRACE_DEFINE_ENUM(NFS_DATA_SYNC);
 966 TRACE_DEFINE_ENUM(NFS_FILE_SYNC);
 967
 968 #define nfs_show_stable(stable) \
 969         __print_symbolic(stable, \
 970                         { NFS_UNSTABLE, "UNSTABLE" }, \
 971                         { NFS_DATA_SYNC, "DATA_SYNC" }, \
 972                         { NFS_FILE_SYNC, "FILE_SYNC" })
 973
 974 TRACE_EVENT(nfs_initiate_write,
 975                 TP_PROTO(
 976                         const struct nfs_pgio_header *hdr
 977                 ),
 978
 979                 TP_ARGS(hdr),
 980
 981                 TP_STRUCT__entry(
 982                         __field(dev_t, dev)
 983                         __field(u32, fhandle)
 984                         __field(u64, fileid)
 985                         __field(loff_t, offset)
 986                         __field(u32, count)
 987                         __field(enum nfs3_stable_how, stable)
 988                 ),
 989
 990                 TP_fast_assign(
 991                         const struct inode *inode = hdr->inode;
 992                         const struct nfs_inode *nfsi = NFS_I(inode);
 993                         const struct nfs_fh *fh = hdr->args.fh ?
 994                                                   hdr->args.fh : &nfsi->fh;
 995
 996                         __entry->offset = hdr->args.offset;
 997                         __entry->count = hdr->args.count;
 998                         __entry->stable = hdr->args.stable;
 999                         __entry->dev = inode->i_sb->s_dev;
1000                         __entry->fileid = nfsi->fileid;
1001                         __entry->fhandle = nfs_fhandle_hash(fh);
1002                 ),
1003
1004                 TP_printk(
1005                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
1006                         "offset=%lld count=%u stable=%s",
1007                         MAJOR(__entry->dev), MINOR(__entry->dev),
1008                         (unsigned long long)__entry->fileid,
1009                         __entry->fhandle,
1010                         (long long)__entry->offset, __entry->count,
1011                         nfs_show_stable(__entry->stable)
1012                 )
1013 );
1014
1015 TRACE_EVENT(nfs_writeback_done,
1016                 TP_PROTO(
1017                         const struct rpc_task *task,
1018                         const struct nfs_pgio_header *hdr
1019                 ),
1020
1021                 TP_ARGS(task, hdr),
1022
1023                 TP_STRUCT__entry(
1024                         __field(dev_t, dev)
1025                         __field(u32, fhandle)
1026                         __field(u64, fileid)
1027                         __field(loff_t, offset)
1028                         __field(u32, arg_count)
1029                         __field(u32, res_count)
1030                         __field(int, status)
1031                         __field(enum nfs3_stable_how, stable)
1032                         __array(char, verifier, NFS4_VERIFIER_SIZE)
1033                 ),
1034
1035                 TP_fast_assign(
1036                         const struct inode *inode = hdr->inode;
1037                         const struct nfs_inode *nfsi = NFS_I(inode);
1038                         const struct nfs_fh *fh = hdr->args.fh ?
1039                                                   hdr->args.fh : &nfsi->fh;
1040                         const struct nfs_writeverf *verf = hdr->res.verf;
1041
1042                         __entry->status = task->tk_status;
1043                         __entry->offset = hdr->args.offset;
1044                         __entry->arg_count = hdr->args.count;
1045                         __entry->res_count = hdr->res.count;
1046                         __entry->stable = verf->committed;
1047                         memcpy(__entry->verifier,
1048                                 &verf->verifier,
1049                                 NFS4_VERIFIER_SIZE);
1050                         __entry->dev = inode->i_sb->s_dev;
1051                         __entry->fileid = nfsi->fileid;
1052                         __entry->fhandle = nfs_fhandle_hash(fh);
1053                 ),
1054
1055                 TP_printk(
1056                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
1057                         "offset=%lld count=%u res=%u status=%d stable=%s "
1058                         "verifier=%s",
1059                         MAJOR(__entry->dev), MINOR(__entry->dev),
1060                         (unsigned long long)__entry->fileid,
1061                         __entry->fhandle,
1062                         (long long)__entry->offset, __entry->arg_count,
1063                         __entry->res_count, __entry->status,
1064                         nfs_show_stable(__entry->stable),
1065                         __print_hex_str(__entry->verifier, NFS4_VERIFIER_SIZE)
1066                 )
1067 );
1068
1069 DECLARE_EVENT_CLASS(nfs_page_error_class,
1070                 TP_PROTO(
1071                         const struct nfs_page *req,
1072                         int error
1073                 ),
1074
1075                 TP_ARGS(req, error),
1076
1077                 TP_STRUCT__entry(
1078                         __field(const void *, req)
1079                         __field(pgoff_t, index)
1080                         __field(unsigned int, offset)
1081                         __field(unsigned int, pgbase)
1082                         __field(unsigned int, bytes)
1083                         __field(int, error)
1084                 ),
1085
1086                 TP_fast_assign(
1087                         __entry->req = req;
1088                         __entry->index = req->wb_index;
1089                         __entry->offset = req->wb_offset;
1090                         __entry->pgbase = req->wb_pgbase;
1091                         __entry->bytes = req->wb_bytes;
1092                         __entry->error = error;
1093                 ),
1094
1095                 TP_printk(
1096                         "req=%p index=%lu offset=%u pgbase=%u bytes=%u error=%d",
1097                         __entry->req, __entry->index, __entry->offset,
1098                         __entry->pgbase, __entry->bytes, __entry->error
1099                 )
1100 );
1101
1102 #define DEFINE_NFS_PAGEERR_EVENT(name) \
1103         DEFINE_EVENT(nfs_page_error_class, name, \
1104                         TP_PROTO( \
1105                                 const struct nfs_page *req, \
1106                                 int error \
1107                         ), \
1108                         TP_ARGS(req, error))
1109
1110 DEFINE_NFS_PAGEERR_EVENT(nfs_write_error);
1111 DEFINE_NFS_PAGEERR_EVENT(nfs_comp_error);
1112 DEFINE_NFS_PAGEERR_EVENT(nfs_commit_error);
1113
1114 TRACE_EVENT(nfs_initiate_commit,
1115                 TP_PROTO(
1116                         const struct nfs_commit_data *data
1117                 ),
1118
1119                 TP_ARGS(data),
1120
1121                 TP_STRUCT__entry(
1122                         __field(dev_t, dev)
1123                         __field(u32, fhandle)
1124                         __field(u64, fileid)
1125                         __field(loff_t, offset)
1126                         __field(u32, count)
1127                 ),
1128
1129                 TP_fast_assign(
1130                         const struct inode *inode = data->inode;
1131                         const struct nfs_inode *nfsi = NFS_I(inode);
1132                         const struct nfs_fh *fh = data->args.fh ?
1133                                                   data->args.fh : &nfsi->fh;
1134
1135                         __entry->offset = data->args.offset;
1136                         __entry->count = data->args.count;
1137                         __entry->dev = inode->i_sb->s_dev;
1138                         __entry->fileid = nfsi->fileid;
1139                         __entry->fhandle = nfs_fhandle_hash(fh);
1140                 ),
1141
1142                 TP_printk(
1143                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
1144                         "offset=%lld count=%u",
1145                         MAJOR(__entry->dev), MINOR(__entry->dev),
1146                         (unsigned long long)__entry->fileid,
1147                         __entry->fhandle,
1148                         (long long)__entry->offset, __entry->count
1149                 )
1150 );
1151
1152 TRACE_EVENT(nfs_commit_done,
1153                 TP_PROTO(
1154                         const struct rpc_task *task,
1155                         const struct nfs_commit_data *data
1156                 ),
1157
1158                 TP_ARGS(task, data),
1159
1160                 TP_STRUCT__entry(
1161                         __field(dev_t, dev)
1162                         __field(u32, fhandle)
1163                         __field(u64, fileid)
1164                         __field(loff_t, offset)
1165                         __field(int, status)
1166                         __field(enum nfs3_stable_how, stable)
1167                         __array(char, verifier, NFS4_VERIFIER_SIZE)
1168                 ),
1169
1170                 TP_fast_assign(
1171                         const struct inode *inode = data->inode;
1172                         const struct nfs_inode *nfsi = NFS_I(inode);
1173                         const struct nfs_fh *fh = data->args.fh ?
1174                                                   data->args.fh : &nfsi->fh;
1175                         const struct nfs_writeverf *verf = data->res.verf;
1176
1177                         __entry->status = task->tk_status;
1178                         __entry->offset = data->args.offset;
1179                         __entry->stable = verf->committed;
1180                         memcpy(__entry->verifier,
1181                                 &verf->verifier,
1182                                 NFS4_VERIFIER_SIZE);
1183                         __entry->dev = inode->i_sb->s_dev;
1184                         __entry->fileid = nfsi->fileid;
1185                         __entry->fhandle = nfs_fhandle_hash(fh);
1186                 ),
1187
1188                 TP_printk(
1189                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
1190                         "offset=%lld status=%d stable=%s verifier=%s",
1191                         MAJOR(__entry->dev), MINOR(__entry->dev),
1192                         (unsigned long long)__entry->fileid,
1193                         __entry->fhandle,
1194                         (long long)__entry->offset, __entry->status,
1195                         nfs_show_stable(__entry->stable),
1196                         __print_hex_str(__entry->verifier, NFS4_VERIFIER_SIZE)
1197                 )
1198 );
1199
1200 TRACE_EVENT(nfs_fh_to_dentry,
1201                 TP_PROTO(
1202                         const struct super_block *sb,
1203                         const struct nfs_fh *fh,
1204                         u64 fileid,
1205                         int error
1206                 ),
1207
1208                 TP_ARGS(sb, fh, fileid, error),
1209
1210                 TP_STRUCT__entry(
1211                         __field(int, error)
1212                         __field(dev_t, dev)
1213                         __field(u32, fhandle)
1214                         __field(u64, fileid)
1215                 ),
1216
1217                 TP_fast_assign(
1218                         __entry->error = error;
1219                         __entry->dev = sb->s_dev;
1220                         __entry->fileid = fileid;
1221                         __entry->fhandle = nfs_fhandle_hash(fh);
1222                 ),
1223
1224                 TP_printk(
1225                         "error=%d fileid=%02x:%02x:%llu fhandle=0x%08x ",
1226                         __entry->error,
1227                         MAJOR(__entry->dev), MINOR(__entry->dev),
1228                         (unsigned long long)__entry->fileid,
1229                         __entry->fhandle
1230                 )
1231 );
1232
1233 TRACE_DEFINE_ENUM(NFS_OK);
1234 TRACE_DEFINE_ENUM(NFSERR_PERM);
1235 TRACE_DEFINE_ENUM(NFSERR_NOENT);
1236 TRACE_DEFINE_ENUM(NFSERR_IO);
1237 TRACE_DEFINE_ENUM(NFSERR_NXIO);
1238 TRACE_DEFINE_ENUM(ECHILD);
1239 TRACE_DEFINE_ENUM(NFSERR_EAGAIN);
1240 TRACE_DEFINE_ENUM(NFSERR_ACCES);
1241 TRACE_DEFINE_ENUM(NFSERR_EXIST);
1242 TRACE_DEFINE_ENUM(NFSERR_XDEV);
1243 TRACE_DEFINE_ENUM(NFSERR_NODEV);
1244 TRACE_DEFINE_ENUM(NFSERR_NOTDIR);
1245 TRACE_DEFINE_ENUM(NFSERR_ISDIR);
1246 TRACE_DEFINE_ENUM(NFSERR_INVAL);
1247 TRACE_DEFINE_ENUM(NFSERR_FBIG);
1248 TRACE_DEFINE_ENUM(NFSERR_NOSPC);
1249 TRACE_DEFINE_ENUM(NFSERR_ROFS);
1250 TRACE_DEFINE_ENUM(NFSERR_MLINK);
1251 TRACE_DEFINE_ENUM(NFSERR_OPNOTSUPP);
1252 TRACE_DEFINE_ENUM(NFSERR_NAMETOOLONG);
1253 TRACE_DEFINE_ENUM(NFSERR_NOTEMPTY);
1254 TRACE_DEFINE_ENUM(NFSERR_DQUOT);
1255 TRACE_DEFINE_ENUM(NFSERR_STALE);
1256 TRACE_DEFINE_ENUM(NFSERR_REMOTE);
1257 TRACE_DEFINE_ENUM(NFSERR_WFLUSH);
1258 TRACE_DEFINE_ENUM(NFSERR_BADHANDLE);
1259 TRACE_DEFINE_ENUM(NFSERR_NOT_SYNC);
1260 TRACE_DEFINE_ENUM(NFSERR_BAD_COOKIE);
1261 TRACE_DEFINE_ENUM(NFSERR_NOTSUPP);
1262 TRACE_DEFINE_ENUM(NFSERR_TOOSMALL);
1263 TRACE_DEFINE_ENUM(NFSERR_SERVERFAULT);
1264 TRACE_DEFINE_ENUM(NFSERR_BADTYPE);
1265 TRACE_DEFINE_ENUM(NFSERR_JUKEBOX);
1266
1267 #define nfs_show_status(x) \
1268         __print_symbolic(x, \
1269                         { NFS_OK, "OK" }, \
1270                         { NFSERR_PERM, "PERM" }, \
1271                         { NFSERR_NOENT, "NOENT" }, \
1272                         { NFSERR_IO, "IO" }, \
1273                         { NFSERR_NXIO, "NXIO" }, \
1274                         { ECHILD, "CHILD" }, \
1275                         { NFSERR_EAGAIN, "AGAIN" }, \
1276                         { NFSERR_ACCES, "ACCES" }, \
1277                         { NFSERR_EXIST, "EXIST" }, \
1278                         { NFSERR_XDEV, "XDEV" }, \
1279                         { NFSERR_NODEV, "NODEV" }, \
1280                         { NFSERR_NOTDIR, "NOTDIR" }, \
1281                         { NFSERR_ISDIR, "ISDIR" }, \
1282                         { NFSERR_INVAL, "INVAL" }, \
1283                         { NFSERR_FBIG, "FBIG" }, \
1284                         { NFSERR_NOSPC, "NOSPC" }, \
1285                         { NFSERR_ROFS, "ROFS" }, \
1286                         { NFSERR_MLINK, "MLINK" }, \
1287                         { NFSERR_OPNOTSUPP, "OPNOTSUPP" }, \
1288                         { NFSERR_NAMETOOLONG, "NAMETOOLONG" }, \
1289                         { NFSERR_NOTEMPTY, "NOTEMPTY" }, \
1290                         { NFSERR_DQUOT, "DQUOT" }, \
1291                         { NFSERR_STALE, "STALE" }, \
1292                         { NFSERR_REMOTE, "REMOTE" }, \
1293                         { NFSERR_WFLUSH, "WFLUSH" }, \
1294                         { NFSERR_BADHANDLE, "BADHANDLE" }, \
1295                         { NFSERR_NOT_SYNC, "NOTSYNC" }, \
1296                         { NFSERR_BAD_COOKIE, "BADCOOKIE" }, \
1297                         { NFSERR_NOTSUPP, "NOTSUPP" }, \
1298                         { NFSERR_TOOSMALL, "TOOSMALL" }, \
1299                         { NFSERR_SERVERFAULT, "REMOTEIO" }, \
1300                         { NFSERR_BADTYPE, "BADTYPE" }, \
1301                         { NFSERR_JUKEBOX, "JUKEBOX" })
1302
1303 TRACE_EVENT(nfs_xdr_status,
1304                 TP_PROTO(
1305                         const struct xdr_stream *xdr,
1306                         int error
1307                 ),
1308
1309                 TP_ARGS(xdr, error),
1310
1311                 TP_STRUCT__entry(
1312                         __field(unsigned int, task_id)
1313                         __field(unsigned int, client_id)
1314                         __field(u32, xid)
1315                         __field(unsigned long, error)
1316                 ),
1317
1318                 TP_fast_assign(
1319                         const struct rpc_rqst *rqstp = xdr->rqst;
1320                         const struct rpc_task *task = rqstp->rq_task;
1321
1322                         __entry->task_id = task->tk_pid;
1323                         __entry->client_id = task->tk_client->cl_clid;
1324                         __entry->xid = be32_to_cpu(rqstp->rq_xid);
1325                         __entry->error = error;
1326                 ),
1327
1328                 TP_printk(
1329                         "task:%u@%d xid=0x%08x error=%ld (%s)",
1330                         __entry->task_id, __entry->client_id, __entry->xid,
1331                         -__entry->error, nfs_show_status(__entry->error)
1332                 )
1333 );
1334
1335 #endif /* _TRACE_NFS_H */
1336
1337 #undef TRACE_INCLUDE_PATH
1338 #define TRACE_INCLUDE_PATH .
1339 #define TRACE_INCLUDE_FILE nfstrace
1340 /* This part must be outside protection */
1341 #include <trace/define_trace.h>