fs/nfs/nfstrace.h

   1 /*
   2  * Copyright (c) 2013 Trond Myklebust <Trond.Myklebust@netapp.com>
   3  */
   4 #undef TRACE_SYSTEM
   5 #define TRACE_SYSTEM nfs
   6
   7 #if !defined(_TRACE_NFS_H) || defined(TRACE_HEADER_MULTI_READ)
   8 #define _TRACE_NFS_H
   9
  10 #include <linux/tracepoint.h>
  11
  12 #define nfs_show_file_type(ftype) \
  13         __print_symbolic(ftype, \
  14                         { DT_UNKNOWN, "UNKNOWN" }, \
  15                         { DT_FIFO, "FIFO" }, \
  16                         { DT_CHR, "CHR" }, \
  17                         { DT_DIR, "DIR" }, \
  18                         { DT_BLK, "BLK" }, \
  19                         { DT_REG, "REG" }, \
  20                         { DT_LNK, "LNK" }, \
  21                         { DT_SOCK, "SOCK" }, \
  22                         { DT_WHT, "WHT" })
  23
  24 #define nfs_show_cache_validity(v) \
  25         __print_flags(v, "|", \
  26                         { NFS_INO_INVALID_ATTR, "INVALID_ATTR" }, \
  27                         { NFS_INO_INVALID_DATA, "INVALID_DATA" }, \
  28                         { NFS_INO_INVALID_ATIME, "INVALID_ATIME" }, \
  29                         { NFS_INO_INVALID_ACCESS, "INVALID_ACCESS" }, \
  30                         { NFS_INO_INVALID_ACL, "INVALID_ACL" }, \
  31                         { NFS_INO_REVAL_PAGECACHE, "REVAL_PAGECACHE" }, \
  32                         { NFS_INO_REVAL_FORCED, "REVAL_FORCED" }, \
  33                         { NFS_INO_INVALID_LABEL, "INVALID_LABEL" })
  34
  35 #define nfs_show_nfsi_flags(v) \
  36         __print_flags(v, "|", \
  37                         { 1 << NFS_INO_ADVISE_RDPLUS, "ADVISE_RDPLUS" }, \
  38                         { 1 << NFS_INO_STALE, "STALE" }, \
  39                         { 1 << NFS_INO_INVALIDATING, "INVALIDATING" }, \
  40                         { 1 << NFS_INO_FLUSHING, "FLUSHING" }, \
  41                         { 1 << NFS_INO_FSCACHE, "FSCACHE" }, \
  42                         { 1 << NFS_INO_LAYOUTCOMMIT, "NEED_LAYOUTCOMMIT" }, \
  43                         { 1 << NFS_INO_LAYOUTCOMMITTING, "LAYOUTCOMMIT" })
  44
  45 DECLARE_EVENT_CLASS(nfs_inode_event,
  46                 TP_PROTO(
  47                         const struct inode *inode
  48                 ),
  49
  50                 TP_ARGS(inode),
  51
  52                 TP_STRUCT__entry(
  53                         __field(dev_t, dev)
  54                         __field(u32, fhandle)
  55                         __field(u64, fileid)
  56                         __field(u64, version)
  57                 ),
  58
  59                 TP_fast_assign(
  60                         const struct nfs_inode *nfsi = NFS_I(inode);
  61                         __entry->dev = inode->i_sb->s_dev;
  62                         __entry->fileid = nfsi->fileid;
  63                         __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
  64                         __entry->version = inode->i_version;
  65                 ),
  66
  67                 TP_printk(
  68                         "fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu ",
  69                         MAJOR(__entry->dev), MINOR(__entry->dev),
  70                         (unsigned long long)__entry->fileid,
  71                         __entry->fhandle,
  72                         (unsigned long long)__entry->version
  73                 )
  74 );
  75
  76 DECLARE_EVENT_CLASS(nfs_inode_event_done,
  77                 TP_PROTO(
  78                         const struct inode *inode,
  79                         int error
  80                 ),
  81
  82                 TP_ARGS(inode, error),
  83
  84                 TP_STRUCT__entry(
  85                         __field(int, error)
  86                         __field(dev_t, dev)
  87                         __field(u32, fhandle)
  88                         __field(unsigned char, type)
  89                         __field(u64, fileid)
  90                         __field(u64, version)
  91                         __field(loff_t, size)
  92                         __field(unsigned long, nfsi_flags)
  93                         __field(unsigned long, cache_validity)
  94                 ),
  95
  96                 TP_fast_assign(
  97                         const struct nfs_inode *nfsi = NFS_I(inode);
  98                         __entry->error = error;
  99                         __entry->dev = inode->i_sb->s_dev;
 100                         __entry->fileid = nfsi->fileid;
 101                         __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
 102                         __entry->type = nfs_umode_to_dtype(inode->i_mode);
 103                         __entry->version = inode->i_version;
 104                         __entry->size = i_size_read(inode);
 105                         __entry->nfsi_flags = nfsi->flags;
 106                         __entry->cache_validity = nfsi->cache_validity;
 107                 ),
 108
 109                 TP_printk(
 110                         "error=%d fileid=%02x:%02x:%llu fhandle=0x%08x "
 111                         "type=%u (%s) version=%llu size=%lld "
 112                         "cache_validity=%lu (%s) nfs_flags=%ld (%s)",
 113                         __entry->error,
 114                         MAJOR(__entry->dev), MINOR(__entry->dev),
 115                         (unsigned long long)__entry->fileid,
 116                         __entry->fhandle,
 117                         __entry->type,
 118                         nfs_show_file_type(__entry->type),
 119                         (unsigned long long)__entry->version,
 120                         (long long)__entry->size,
 121                         __entry->cache_validity,
 122                         nfs_show_cache_validity(__entry->cache_validity),
 123                         __entry->nfsi_flags,
 124                         nfs_show_nfsi_flags(__entry->nfsi_flags)
 125                 )
 126 );
 127
 128 #define DEFINE_NFS_INODE_EVENT(name) \
 129         DEFINE_EVENT(nfs_inode_event, name, \
 130                         TP_PROTO( \
 131                                 const struct inode *inode \
 132                         ), \
 133                         TP_ARGS(inode))
 134 #define DEFINE_NFS_INODE_EVENT_DONE(name) \
 135         DEFINE_EVENT(nfs_inode_event_done, name, \
 136                         TP_PROTO( \
 137                                 const struct inode *inode, \
 138                                 int error \
 139                         ), \
 140                         TP_ARGS(inode, error))
 141 DEFINE_NFS_INODE_EVENT(nfs_refresh_inode_enter);
 142 DEFINE_NFS_INODE_EVENT_DONE(nfs_refresh_inode_exit);
 143 DEFINE_NFS_INODE_EVENT(nfs_revalidate_inode_enter);
 144 DEFINE_NFS_INODE_EVENT_DONE(nfs_revalidate_inode_exit);
 145 DEFINE_NFS_INODE_EVENT(nfs_invalidate_mapping_enter);
 146 DEFINE_NFS_INODE_EVENT_DONE(nfs_invalidate_mapping_exit);
 147 DEFINE_NFS_INODE_EVENT(nfs_getattr_enter);
 148 DEFINE_NFS_INODE_EVENT_DONE(nfs_getattr_exit);
 149 DEFINE_NFS_INODE_EVENT(nfs_setattr_enter);
 150 DEFINE_NFS_INODE_EVENT_DONE(nfs_setattr_exit);
 151 DEFINE_NFS_INODE_EVENT(nfs_writeback_page_enter);
 152 DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_page_exit);
 153 DEFINE_NFS_INODE_EVENT(nfs_writeback_inode_enter);
 154 DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_inode_exit);
 155 DEFINE_NFS_INODE_EVENT(nfs_fsync_enter);
 156 DEFINE_NFS_INODE_EVENT_DONE(nfs_fsync_exit);
 157 DEFINE_NFS_INODE_EVENT(nfs_access_enter);
 158 DEFINE_NFS_INODE_EVENT_DONE(nfs_access_exit);
 159
 160 #define show_lookup_flags(flags) \
 161         __print_flags((unsigned long)flags, "|", \
 162                         { LOOKUP_AUTOMOUNT, "AUTOMOUNT" }, \
 163                         { LOOKUP_DIRECTORY, "DIRECTORY" }, \
 164                         { LOOKUP_OPEN, "OPEN" }, \
 165                         { LOOKUP_CREATE, "CREATE" }, \
 166                         { LOOKUP_EXCL, "EXCL" })
 167
 168 DECLARE_EVENT_CLASS(nfs_lookup_event,
 169                 TP_PROTO(
 170                         const struct inode *dir,
 171                         const struct dentry *dentry,
 172                         unsigned int flags
 173                 ),
 174
 175                 TP_ARGS(dir, dentry, flags),
 176
 177                 TP_STRUCT__entry(
 178                         __field(unsigned int, flags)
 179                         __field(dev_t, dev)
 180                         __field(u64, dir)
 181                         __string(name, dentry->d_name.name)
 182                 ),
 183
 184                 TP_fast_assign(
 185                         __entry->dev = dir->i_sb->s_dev;
 186                         __entry->dir = NFS_FILEID(dir);
 187                         __entry->flags = flags;
 188                         __assign_str(name, dentry->d_name.name);
 189                 ),
 190
 191                 TP_printk(
 192                         "flags=%u (%s) name=%02x:%02x:%llu/%s",
 193                         __entry->flags,
 194                         show_lookup_flags(__entry->flags),
 195                         MAJOR(__entry->dev), MINOR(__entry->dev),
 196                         (unsigned long long)__entry->dir,
 197                         __get_str(name)
 198                 )
 199 );
 200
 201 #define DEFINE_NFS_LOOKUP_EVENT(name) \
 202         DEFINE_EVENT(nfs_lookup_event, name, \
 203                         TP_PROTO( \
 204                                 const struct inode *dir, \
 205                                 const struct dentry *dentry, \
 206                                 unsigned int flags \
 207                         ), \
 208                         TP_ARGS(dir, dentry, flags))
 209
 210 DECLARE_EVENT_CLASS(nfs_lookup_event_done,
 211                 TP_PROTO(
 212                         const struct inode *dir,
 213                         const struct dentry *dentry,
 214                         unsigned int flags,
 215                         int error
 216                 ),
 217
 218                 TP_ARGS(dir, dentry, flags, error),
 219
 220                 TP_STRUCT__entry(
 221                         __field(int, error)
 222                         __field(unsigned int, flags)
 223                         __field(dev_t, dev)
 224                         __field(u64, dir)
 225                         __string(name, dentry->d_name.name)
 226                 ),
 227
 228                 TP_fast_assign(
 229                         __entry->dev = dir->i_sb->s_dev;
 230                         __entry->dir = NFS_FILEID(dir);
 231                         __entry->error = error;
 232                         __entry->flags = flags;
 233                         __assign_str(name, dentry->d_name.name);
 234                 ),
 235
 236                 TP_printk(
 237                         "error=%d flags=%u (%s) name=%02x:%02x:%llu/%s",
 238                         __entry->error,
 239                         __entry->flags,
 240                         show_lookup_flags(__entry->flags),
 241                         MAJOR(__entry->dev), MINOR(__entry->dev),
 242                         (unsigned long long)__entry->dir,
 243                         __get_str(name)
 244                 )
 245 );
 246
 247 #define DEFINE_NFS_LOOKUP_EVENT_DONE(name) \
 248         DEFINE_EVENT(nfs_lookup_event_done, name, \
 249                         TP_PROTO( \
 250                                 const struct inode *dir, \
 251                                 const struct dentry *dentry, \
 252                                 unsigned int flags, \
 253                                 int error \
 254                         ), \
 255                         TP_ARGS(dir, dentry, flags, error))
 256
 257 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_enter);
 258 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_exit);
 259 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_revalidate_enter);
 260 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_revalidate_exit);
 261
 262 #define show_open_flags(flags) \
 263         __print_flags((unsigned long)flags, "|", \
 264                 { O_CREAT, "O_CREAT" }, \
 265                 { O_EXCL, "O_EXCL" }, \
 266                 { O_TRUNC, "O_TRUNC" }, \
 267                 { O_APPEND, "O_APPEND" }, \
 268                 { O_DSYNC, "O_DSYNC" }, \
 269                 { O_DIRECT, "O_DIRECT" }, \
 270                 { O_DIRECTORY, "O_DIRECTORY" })
 271
 272 #define show_fmode_flags(mode) \
 273         __print_flags(mode, "|", \
 274                 { ((__force unsigned long)FMODE_READ), "READ" }, \
 275                 { ((__force unsigned long)FMODE_WRITE), "WRITE" }, \
 276                 { ((__force unsigned long)FMODE_EXEC), "EXEC" })
 277
 278 TRACE_EVENT(nfs_atomic_open_enter,
 279                 TP_PROTO(
 280                         const struct inode *dir,
 281                         const struct nfs_open_context *ctx,
 282                         unsigned int flags
 283                 ),
 284
 285                 TP_ARGS(dir, ctx, flags),
 286
 287                 TP_STRUCT__entry(
 288                         __field(unsigned int, flags)
 289                         __field(unsigned int, fmode)
 290                         __field(dev_t, dev)
 291                         __field(u64, dir)
 292                         __string(name, ctx->dentry->d_name.name)
 293                 ),
 294
 295                 TP_fast_assign(
 296                         __entry->dev = dir->i_sb->s_dev;
 297                         __entry->dir = NFS_FILEID(dir);
 298                         __entry->flags = flags;
 299                         __entry->fmode = (__force unsigned int)ctx->mode;
 300                         __assign_str(name, ctx->dentry->d_name.name);
 301                 ),
 302
 303                 TP_printk(
 304                         "flags=%u (%s) fmode=%s name=%02x:%02x:%llu/%s",
 305                         __entry->flags,
 306                         show_open_flags(__entry->flags),
 307                         show_fmode_flags(__entry->fmode),
 308                         MAJOR(__entry->dev), MINOR(__entry->dev),
 309                         (unsigned long long)__entry->dir,
 310                         __get_str(name)
 311                 )
 312 );
 313
 314 TRACE_EVENT(nfs_atomic_open_exit,
 315                 TP_PROTO(
 316                         const struct inode *dir,
 317                         const struct nfs_open_context *ctx,
 318                         unsigned int flags,
 319                         int error
 320                 ),
 321
 322                 TP_ARGS(dir, ctx, flags, error),
 323
 324                 TP_STRUCT__entry(
 325                         __field(int, error)
 326                         __field(unsigned int, flags)
 327                         __field(unsigned int, fmode)
 328                         __field(dev_t, dev)
 329                         __field(u64, dir)
 330                         __string(name, ctx->dentry->d_name.name)
 331                 ),
 332
 333                 TP_fast_assign(
 334                         __entry->error = error;
 335                         __entry->dev = dir->i_sb->s_dev;
 336                         __entry->dir = NFS_FILEID(dir);
 337                         __entry->flags = flags;
 338                         __entry->fmode = (__force unsigned int)ctx->mode;
 339                         __assign_str(name, ctx->dentry->d_name.name);
 340                 ),
 341
 342                 TP_printk(
 343                         "error=%d flags=%u (%s) fmode=%s "
 344                         "name=%02x:%02x:%llu/%s",
 345                         __entry->error,
 346                         __entry->flags,
 347                         show_open_flags(__entry->flags),
 348                         show_fmode_flags(__entry->fmode),
 349                         MAJOR(__entry->dev), MINOR(__entry->dev),
 350                         (unsigned long long)__entry->dir,
 351                         __get_str(name)
 352                 )
 353 );
 354
 355 TRACE_EVENT(nfs_create_enter,
 356                 TP_PROTO(
 357                         const struct inode *dir,
 358                         const struct dentry *dentry,
 359                         unsigned int flags
 360                 ),
 361
 362                 TP_ARGS(dir, dentry, flags),
 363
 364                 TP_STRUCT__entry(
 365                         __field(unsigned int, flags)
 366                         __field(dev_t, dev)
 367                         __field(u64, dir)
 368                         __string(name, dentry->d_name.name)
 369                 ),
 370
 371                 TP_fast_assign(
 372                         __entry->dev = dir->i_sb->s_dev;
 373                         __entry->dir = NFS_FILEID(dir);
 374                         __entry->flags = flags;
 375                         __assign_str(name, dentry->d_name.name);
 376                 ),
 377
 378                 TP_printk(
 379                         "flags=%u (%s) name=%02x:%02x:%llu/%s",
 380                         __entry->flags,
 381                         show_open_flags(__entry->flags),
 382                         MAJOR(__entry->dev), MINOR(__entry->dev),
 383                         (unsigned long long)__entry->dir,
 384                         __get_str(name)
 385                 )
 386 );
 387
 388 TRACE_EVENT(nfs_create_exit,
 389                 TP_PROTO(
 390                         const struct inode *dir,
 391                         const struct dentry *dentry,
 392                         unsigned int flags,
 393                         int error
 394                 ),
 395
 396                 TP_ARGS(dir, dentry, flags, error),
 397
 398                 TP_STRUCT__entry(
 399                         __field(int, error)
 400                         __field(unsigned int, flags)
 401                         __field(dev_t, dev)
 402                         __field(u64, dir)
 403                         __string(name, dentry->d_name.name)
 404                 ),
 405
 406                 TP_fast_assign(
 407                         __entry->error = error;
 408                         __entry->dev = dir->i_sb->s_dev;
 409                         __entry->dir = NFS_FILEID(dir);
 410                         __entry->flags = flags;
 411                         __assign_str(name, dentry->d_name.name);
 412                 ),
 413
 414                 TP_printk(
 415                         "error=%d flags=%u (%s) name=%02x:%02x:%llu/%s",
 416                         __entry->error,
 417                         __entry->flags,
 418                         show_open_flags(__entry->flags),
 419                         MAJOR(__entry->dev), MINOR(__entry->dev),
 420                         (unsigned long long)__entry->dir,
 421                         __get_str(name)
 422                 )
 423 );
 424
 425 DECLARE_EVENT_CLASS(nfs_directory_event,
 426                 TP_PROTO(
 427                         const struct inode *dir,
 428                         const struct dentry *dentry
 429                 ),
 430
 431                 TP_ARGS(dir, dentry),
 432
 433                 TP_STRUCT__entry(
 434                         __field(dev_t, dev)
 435                         __field(u64, dir)
 436                         __string(name, dentry->d_name.name)
 437                 ),
 438
 439                 TP_fast_assign(
 440                         __entry->dev = dir->i_sb->s_dev;
 441                         __entry->dir = NFS_FILEID(dir);
 442                         __assign_str(name, dentry->d_name.name);
 443                 ),
 444
 445                 TP_printk(
 446                         "name=%02x:%02x:%llu/%s",
 447                         MAJOR(__entry->dev), MINOR(__entry->dev),
 448                         (unsigned long long)__entry->dir,
 449                         __get_str(name)
 450                 )
 451 );
 452
 453 #define DEFINE_NFS_DIRECTORY_EVENT(name) \
 454         DEFINE_EVENT(nfs_directory_event, name, \
 455                         TP_PROTO( \
 456                                 const struct inode *dir, \
 457                                 const struct dentry *dentry \
 458                         ), \
 459                         TP_ARGS(dir, dentry))
 460
 461 DECLARE_EVENT_CLASS(nfs_directory_event_done,
 462                 TP_PROTO(
 463                         const struct inode *dir,
 464                         const struct dentry *dentry,
 465                         int error
 466                 ),
 467
 468                 TP_ARGS(dir, dentry, error),
 469
 470                 TP_STRUCT__entry(
 471                         __field(int, error)
 472                         __field(dev_t, dev)
 473                         __field(u64, dir)
 474                         __string(name, dentry->d_name.name)
 475                 ),
 476
 477                 TP_fast_assign(
 478                         __entry->dev = dir->i_sb->s_dev;
 479                         __entry->dir = NFS_FILEID(dir);
 480                         __entry->error = error;
 481                         __assign_str(name, dentry->d_name.name);
 482                 ),
 483
 484                 TP_printk(
 485                         "error=%d name=%02x:%02x:%llu/%s",
 486                         __entry->error,
 487                         MAJOR(__entry->dev), MINOR(__entry->dev),
 488                         (unsigned long long)__entry->dir,
 489                         __get_str(name)
 490                 )
 491 );
 492
 493 #define DEFINE_NFS_DIRECTORY_EVENT_DONE(name) \
 494         DEFINE_EVENT(nfs_directory_event_done, name, \
 495                         TP_PROTO( \
 496                                 const struct inode *dir, \
 497                                 const struct dentry *dentry, \
 498                                 int error \
 499                         ), \
 500                         TP_ARGS(dir, dentry, error))
 501
 502 DEFINE_NFS_DIRECTORY_EVENT(nfs_mknod_enter);
 503 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mknod_exit);
 504 DEFINE_NFS_DIRECTORY_EVENT(nfs_mkdir_enter);
 505 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mkdir_exit);
 506 DEFINE_NFS_DIRECTORY_EVENT(nfs_rmdir_enter);
 507 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_rmdir_exit);
 508 DEFINE_NFS_DIRECTORY_EVENT(nfs_remove_enter);
 509 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_remove_exit);
 510 DEFINE_NFS_DIRECTORY_EVENT(nfs_unlink_enter);
 511 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_unlink_exit);
 512 DEFINE_NFS_DIRECTORY_EVENT(nfs_symlink_enter);
 513 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_symlink_exit);
 514
 515 TRACE_EVENT(nfs_link_enter,
 516                 TP_PROTO(
 517                         const struct inode *inode,
 518                         const struct inode *dir,
 519                         const struct dentry *dentry
 520                 ),
 521
 522                 TP_ARGS(inode, dir, dentry),
 523
 524                 TP_STRUCT__entry(
 525                         __field(dev_t, dev)
 526                         __field(u64, fileid)
 527                         __field(u64, dir)
 528                         __string(name, dentry->d_name.name)
 529                 ),
 530
 531                 TP_fast_assign(
 532                         __entry->dev = inode->i_sb->s_dev;
 533                         __entry->fileid = NFS_FILEID(inode);
 534                         __entry->dir = NFS_FILEID(dir);
 535                         __assign_str(name, dentry->d_name.name);
 536                 ),
 537
 538                 TP_printk(
 539                         "fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
 540                         MAJOR(__entry->dev), MINOR(__entry->dev),
 541                         __entry->fileid,
 542                         MAJOR(__entry->dev), MINOR(__entry->dev),
 543                         (unsigned long long)__entry->dir,
 544                         __get_str(name)
 545                 )
 546 );
 547
 548 TRACE_EVENT(nfs_link_exit,
 549                 TP_PROTO(
 550                         const struct inode *inode,
 551                         const struct inode *dir,
 552                         const struct dentry *dentry,
 553                         int error
 554                 ),
 555
 556                 TP_ARGS(inode, dir, dentry, error),
 557
 558                 TP_STRUCT__entry(
 559                         __field(int, error)
 560                         __field(dev_t, dev)
 561                         __field(u64, fileid)
 562                         __field(u64, dir)
 563                         __string(name, dentry->d_name.name)
 564                 ),
 565
 566                 TP_fast_assign(
 567                         __entry->dev = inode->i_sb->s_dev;
 568                         __entry->fileid = NFS_FILEID(inode);
 569                         __entry->dir = NFS_FILEID(dir);
 570                         __entry->error = error;
 571                         __assign_str(name, dentry->d_name.name);
 572                 ),
 573
 574                 TP_printk(
 575                         "error=%d fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
 576                         __entry->error,
 577                         MAJOR(__entry->dev), MINOR(__entry->dev),
 578                         __entry->fileid,
 579                         MAJOR(__entry->dev), MINOR(__entry->dev),
 580                         (unsigned long long)__entry->dir,
 581                         __get_str(name)
 582                 )
 583 );
 584
 585 DECLARE_EVENT_CLASS(nfs_rename_event,
 586                 TP_PROTO(
 587                         const struct inode *old_dir,
 588                         const struct dentry *old_dentry,
 589                         const struct inode *new_dir,
 590                         const struct dentry *new_dentry
 591                 ),
 592
 593                 TP_ARGS(old_dir, old_dentry, new_dir, new_dentry),
 594
 595                 TP_STRUCT__entry(
 596                         __field(dev_t, dev)
 597                         __field(u64, old_dir)
 598                         __field(u64, new_dir)
 599                         __string(old_name, old_dentry->d_name.name)
 600                         __string(new_name, new_dentry->d_name.name)
 601                 ),
 602
 603                 TP_fast_assign(
 604                         __entry->dev = old_dir->i_sb->s_dev;
 605                         __entry->old_dir = NFS_FILEID(old_dir);
 606                         __entry->new_dir = NFS_FILEID(new_dir);
 607                         __assign_str(old_name, old_dentry->d_name.name);
 608                         __assign_str(new_name, new_dentry->d_name.name);
 609                 ),
 610
 611                 TP_printk(
 612                         "old_name=%02x:%02x:%llu/%s new_name=%02x:%02x:%llu/%s",
 613                         MAJOR(__entry->dev), MINOR(__entry->dev),
 614                         (unsigned long long)__entry->old_dir,
 615                         __get_str(old_name),
 616                         MAJOR(__entry->dev), MINOR(__entry->dev),
 617                         (unsigned long long)__entry->new_dir,
 618                         __get_str(new_name)
 619                 )
 620 );
 621 #define DEFINE_NFS_RENAME_EVENT(name) \
 622         DEFINE_EVENT(nfs_rename_event, name, \
 623                         TP_PROTO( \
 624                                 const struct inode *old_dir, \
 625                                 const struct dentry *old_dentry, \
 626                                 const struct inode *new_dir, \
 627                                 const struct dentry *new_dentry \
 628                         ), \
 629                         TP_ARGS(old_dir, old_dentry, new_dir, new_dentry))
 630
 631 DECLARE_EVENT_CLASS(nfs_rename_event_done,
 632                 TP_PROTO(
 633                         const struct inode *old_dir,
 634                         const struct dentry *old_dentry,
 635                         const struct inode *new_dir,
 636                         const struct dentry *new_dentry,
 637                         int error
 638                 ),
 639
 640                 TP_ARGS(old_dir, old_dentry, new_dir, new_dentry, error),
 641
 642                 TP_STRUCT__entry(
 643                         __field(dev_t, dev)
 644                         __field(int, error)
 645                         __field(u64, old_dir)
 646                         __string(old_name, old_dentry->d_name.name)
 647                         __field(u64, new_dir)
 648                         __string(new_name, new_dentry->d_name.name)
 649                 ),
 650
 651                 TP_fast_assign(
 652                         __entry->dev = old_dir->i_sb->s_dev;
 653                         __entry->old_dir = NFS_FILEID(old_dir);
 654                         __entry->new_dir = NFS_FILEID(new_dir);
 655                         __entry->error = error;
 656                         __assign_str(old_name, old_dentry->d_name.name);
 657                         __assign_str(new_name, new_dentry->d_name.name);
 658                 ),
 659
 660                 TP_printk(
 661                         "error=%d old_name=%02x:%02x:%llu/%s "
 662                         "new_name=%02x:%02x:%llu/%s",
 663                         __entry->error,
 664                         MAJOR(__entry->dev), MINOR(__entry->dev),
 665                         (unsigned long long)__entry->old_dir,
 666                         __get_str(old_name),
 667                         MAJOR(__entry->dev), MINOR(__entry->dev),
 668                         (unsigned long long)__entry->new_dir,
 669                         __get_str(new_name)
 670                 )
 671 );
 672 #define DEFINE_NFS_RENAME_EVENT_DONE(name) \
 673         DEFINE_EVENT(nfs_rename_event_done, name, \
 674                         TP_PROTO( \
 675                                 const struct inode *old_dir, \
 676                                 const struct dentry *old_dentry, \
 677                                 const struct inode *new_dir, \
 678                                 const struct dentry *new_dentry, \
 679                                 int error \
 680                         ), \
 681                         TP_ARGS(old_dir, old_dentry, new_dir, \
 682                                 new_dentry, error))
 683
 684 DEFINE_NFS_RENAME_EVENT(nfs_rename_enter);
 685 DEFINE_NFS_RENAME_EVENT_DONE(nfs_rename_exit);
 686
 687 DEFINE_NFS_RENAME_EVENT_DONE(nfs_sillyrename_rename);
 688
 689 TRACE_EVENT(nfs_sillyrename_unlink,
 690                 TP_PROTO(
 691                         const struct nfs_unlinkdata *data,
 692                         int error
 693                 ),
 694
 695                 TP_ARGS(data, error),
 696
 697                 TP_STRUCT__entry(
 698                         __field(dev_t, dev)
 699                         __field(int, error)
 700                         __field(u64, dir)
 701                         __dynamic_array(char, name, data->args.name.len + 1)
 702                 ),
 703
 704                 TP_fast_assign(
 705                         struct inode *dir = data->dir;
 706                         size_t len = data->args.name.len;
 707                         __entry->dev = dir->i_sb->s_dev;
 708                         __entry->dir = NFS_FILEID(dir);
 709                         __entry->error = error;
 710                         memcpy(__get_dynamic_array(name),
 711                                 data->args.name.name, len);
 712                         ((char *)__get_dynamic_array(name))[len] = 0;
 713                 ),
 714
 715                 TP_printk(
 716                         "error=%d name=%02x:%02x:%llu/%s",
 717                         __entry->error,
 718                         MAJOR(__entry->dev), MINOR(__entry->dev),
 719                         (unsigned long long)__entry->dir,
 720                         __get_str(name)
 721                 )
 722 );
 723 #endif /* _TRACE_NFS_H */
 724
 725 #undef TRACE_INCLUDE_PATH
 726 #define TRACE_INCLUDE_PATH .
 727 #define TRACE_INCLUDE_FILE nfstrace
 728 /* This part must be outside protection */
 729 #include <trace/define_trace.h>