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 TRACE_DEFINE_ENUM(NFS_INO_DATA_INVAL_DEFER);
  49 TRACE_DEFINE_ENUM(NFS_INO_INVALID_BLOCKS);
  50 TRACE_DEFINE_ENUM(NFS_INO_INVALID_XATTR);
  51 TRACE_DEFINE_ENUM(NFS_INO_INVALID_NLINK);
  52 TRACE_DEFINE_ENUM(NFS_INO_INVALID_MODE);
  53
  54 #define nfs_show_cache_validity(v) \
  55         __print_flags(v, "|", \
  56                         { NFS_INO_INVALID_DATA, "INVALID_DATA" }, \
  57                         { NFS_INO_INVALID_ATIME, "INVALID_ATIME" }, \
  58                         { NFS_INO_INVALID_ACCESS, "INVALID_ACCESS" }, \
  59                         { NFS_INO_INVALID_ACL, "INVALID_ACL" }, \
  60                         { NFS_INO_REVAL_PAGECACHE, "REVAL_PAGECACHE" }, \
  61                         { NFS_INO_REVAL_FORCED, "REVAL_FORCED" }, \
  62                         { NFS_INO_INVALID_LABEL, "INVALID_LABEL" }, \
  63                         { NFS_INO_INVALID_CHANGE, "INVALID_CHANGE" }, \
  64                         { NFS_INO_INVALID_CTIME, "INVALID_CTIME" }, \
  65                         { NFS_INO_INVALID_MTIME, "INVALID_MTIME" }, \
  66                         { NFS_INO_INVALID_SIZE, "INVALID_SIZE" }, \
  67                         { NFS_INO_INVALID_OTHER, "INVALID_OTHER" }, \
  68                         { NFS_INO_DATA_INVAL_DEFER, "DATA_INVAL_DEFER" }, \
  69                         { NFS_INO_INVALID_BLOCKS, "INVALID_BLOCKS" }, \
  70                         { NFS_INO_INVALID_XATTR, "INVALID_XATTR" }, \
  71                         { NFS_INO_INVALID_NLINK, "INVALID_NLINK" }, \
  72                         { NFS_INO_INVALID_MODE, "INVALID_MODE" })
  73
  74 TRACE_DEFINE_ENUM(NFS_INO_ADVISE_RDPLUS);
  75 TRACE_DEFINE_ENUM(NFS_INO_STALE);
  76 TRACE_DEFINE_ENUM(NFS_INO_ACL_LRU_SET);
  77 TRACE_DEFINE_ENUM(NFS_INO_INVALIDATING);
  78 TRACE_DEFINE_ENUM(NFS_INO_FSCACHE);
  79 TRACE_DEFINE_ENUM(NFS_INO_FSCACHE_LOCK);
  80 TRACE_DEFINE_ENUM(NFS_INO_LAYOUTCOMMIT);
  81 TRACE_DEFINE_ENUM(NFS_INO_LAYOUTCOMMITTING);
  82 TRACE_DEFINE_ENUM(NFS_INO_LAYOUTSTATS);
  83 TRACE_DEFINE_ENUM(NFS_INO_ODIRECT);
  84
  85 #define nfs_show_nfsi_flags(v) \
  86         __print_flags(v, "|", \
  87                         { BIT(NFS_INO_ADVISE_RDPLUS), "ADVISE_RDPLUS" }, \
  88                         { BIT(NFS_INO_STALE), "STALE" }, \
  89                         { BIT(NFS_INO_ACL_LRU_SET), "ACL_LRU_SET" }, \
  90                         { BIT(NFS_INO_INVALIDATING), "INVALIDATING" }, \
  91                         { BIT(NFS_INO_FSCACHE), "FSCACHE" }, \
  92                         { BIT(NFS_INO_FSCACHE_LOCK), "FSCACHE_LOCK" }, \
  93                         { BIT(NFS_INO_LAYOUTCOMMIT), "NEED_LAYOUTCOMMIT" }, \
  94                         { BIT(NFS_INO_LAYOUTCOMMITTING), "LAYOUTCOMMIT" }, \
  95                         { BIT(NFS_INO_LAYOUTSTATS), "LAYOUTSTATS" }, \
  96                         { BIT(NFS_INO_ODIRECT), "ODIRECT" })
  97
  98 DECLARE_EVENT_CLASS(nfs_inode_event,
  99                 TP_PROTO(
 100                         const struct inode *inode
 101                 ),
 102
 103                 TP_ARGS(inode),
 104
 105                 TP_STRUCT__entry(
 106                         __field(dev_t, dev)
 107                         __field(u32, fhandle)
 108                         __field(u64, fileid)
 109                         __field(u64, version)
 110                 ),
 111
 112                 TP_fast_assign(
 113                         const struct nfs_inode *nfsi = NFS_I(inode);
 114                         __entry->dev = inode->i_sb->s_dev;
 115                         __entry->fileid = nfsi->fileid;
 116                         __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
 117                         __entry->version = inode_peek_iversion_raw(inode);
 118                 ),
 119
 120                 TP_printk(
 121                         "fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu ",
 122                         MAJOR(__entry->dev), MINOR(__entry->dev),
 123                         (unsigned long long)__entry->fileid,
 124                         __entry->fhandle,
 125                         (unsigned long long)__entry->version
 126                 )
 127 );
 128
 129 DECLARE_EVENT_CLASS(nfs_inode_event_done,
 130                 TP_PROTO(
 131                         const struct inode *inode,
 132                         int error
 133                 ),
 134
 135                 TP_ARGS(inode, error),
 136
 137                 TP_STRUCT__entry(
 138                         __field(unsigned long, error)
 139                         __field(dev_t, dev)
 140                         __field(u32, fhandle)
 141                         __field(unsigned char, type)
 142                         __field(u64, fileid)
 143                         __field(u64, version)
 144                         __field(loff_t, size)
 145                         __field(unsigned long, nfsi_flags)
 146                         __field(unsigned long, cache_validity)
 147                 ),
 148
 149                 TP_fast_assign(
 150                         const struct nfs_inode *nfsi = NFS_I(inode);
 151                         __entry->error = error < 0 ? -error : 0;
 152                         __entry->dev = inode->i_sb->s_dev;
 153                         __entry->fileid = nfsi->fileid;
 154                         __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
 155                         __entry->type = nfs_umode_to_dtype(inode->i_mode);
 156                         __entry->version = inode_peek_iversion_raw(inode);
 157                         __entry->size = i_size_read(inode);
 158                         __entry->nfsi_flags = nfsi->flags;
 159                         __entry->cache_validity = nfsi->cache_validity;
 160                 ),
 161
 162                 TP_printk(
 163                         "error=%ld (%s) fileid=%02x:%02x:%llu fhandle=0x%08x "
 164                         "type=%u (%s) version=%llu size=%lld "
 165                         "cache_validity=0x%lx (%s) nfs_flags=0x%lx (%s)",
 166                         -__entry->error, nfs_show_status(__entry->error),
 167                         MAJOR(__entry->dev), MINOR(__entry->dev),
 168                         (unsigned long long)__entry->fileid,
 169                         __entry->fhandle,
 170                         __entry->type,
 171                         nfs_show_file_type(__entry->type),
 172                         (unsigned long long)__entry->version,
 173                         (long long)__entry->size,
 174                         __entry->cache_validity,
 175                         nfs_show_cache_validity(__entry->cache_validity),
 176                         __entry->nfsi_flags,
 177                         nfs_show_nfsi_flags(__entry->nfsi_flags)
 178                 )
 179 );
 180
 181 #define DEFINE_NFS_INODE_EVENT(name) \
 182         DEFINE_EVENT(nfs_inode_event, name, \
 183                         TP_PROTO( \
 184                                 const struct inode *inode \
 185                         ), \
 186                         TP_ARGS(inode))
 187 #define DEFINE_NFS_INODE_EVENT_DONE(name) \
 188         DEFINE_EVENT(nfs_inode_event_done, name, \
 189                         TP_PROTO( \
 190                                 const struct inode *inode, \
 191                                 int error \
 192                         ), \
 193                         TP_ARGS(inode, error))
 194 DEFINE_NFS_INODE_EVENT(nfs_set_inode_stale);
 195 DEFINE_NFS_INODE_EVENT(nfs_refresh_inode_enter);
 196 DEFINE_NFS_INODE_EVENT_DONE(nfs_refresh_inode_exit);
 197 DEFINE_NFS_INODE_EVENT(nfs_revalidate_inode_enter);
 198 DEFINE_NFS_INODE_EVENT_DONE(nfs_revalidate_inode_exit);
 199 DEFINE_NFS_INODE_EVENT(nfs_invalidate_mapping_enter);
 200 DEFINE_NFS_INODE_EVENT_DONE(nfs_invalidate_mapping_exit);
 201 DEFINE_NFS_INODE_EVENT(nfs_getattr_enter);
 202 DEFINE_NFS_INODE_EVENT_DONE(nfs_getattr_exit);
 203 DEFINE_NFS_INODE_EVENT(nfs_setattr_enter);
 204 DEFINE_NFS_INODE_EVENT_DONE(nfs_setattr_exit);
 205 DEFINE_NFS_INODE_EVENT(nfs_writeback_page_enter);
 206 DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_page_exit);
 207 DEFINE_NFS_INODE_EVENT(nfs_writeback_inode_enter);
 208 DEFINE_NFS_INODE_EVENT_DONE(nfs_writeback_inode_exit);
 209 DEFINE_NFS_INODE_EVENT(nfs_fsync_enter);
 210 DEFINE_NFS_INODE_EVENT_DONE(nfs_fsync_exit);
 211 DEFINE_NFS_INODE_EVENT(nfs_access_enter);
 212
 213 TRACE_EVENT(nfs_access_exit,
 214                 TP_PROTO(
 215                         const struct inode *inode,
 216                         unsigned int mask,
 217                         unsigned int permitted,
 218                         int error
 219                 ),
 220
 221                 TP_ARGS(inode, mask, permitted, error),
 222
 223                 TP_STRUCT__entry(
 224                         __field(unsigned long, error)
 225                         __field(dev_t, dev)
 226                         __field(u32, fhandle)
 227                         __field(unsigned char, type)
 228                         __field(u64, fileid)
 229                         __field(u64, version)
 230                         __field(loff_t, size)
 231                         __field(unsigned long, nfsi_flags)
 232                         __field(unsigned long, cache_validity)
 233                         __field(unsigned int, mask)
 234                         __field(unsigned int, permitted)
 235                 ),
 236
 237                 TP_fast_assign(
 238                         const struct nfs_inode *nfsi = NFS_I(inode);
 239                         __entry->error = error < 0 ? -error : 0;
 240                         __entry->dev = inode->i_sb->s_dev;
 241                         __entry->fileid = nfsi->fileid;
 242                         __entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
 243                         __entry->type = nfs_umode_to_dtype(inode->i_mode);
 244                         __entry->version = inode_peek_iversion_raw(inode);
 245                         __entry->size = i_size_read(inode);
 246                         __entry->nfsi_flags = nfsi->flags;
 247                         __entry->cache_validity = nfsi->cache_validity;
 248                         __entry->mask = mask;
 249                         __entry->permitted = permitted;
 250                 ),
 251
 252                 TP_printk(
 253                         "error=%ld (%s) fileid=%02x:%02x:%llu fhandle=0x%08x "
 254                         "type=%u (%s) version=%llu size=%lld "
 255                         "cache_validity=0x%lx (%s) nfs_flags=0x%lx (%s) "
 256                         "mask=0x%x permitted=0x%x",
 257                         -__entry->error, nfs_show_status(__entry->error),
 258                         MAJOR(__entry->dev), MINOR(__entry->dev),
 259                         (unsigned long long)__entry->fileid,
 260                         __entry->fhandle,
 261                         __entry->type,
 262                         nfs_show_file_type(__entry->type),
 263                         (unsigned long long)__entry->version,
 264                         (long long)__entry->size,
 265                         __entry->cache_validity,
 266                         nfs_show_cache_validity(__entry->cache_validity),
 267                         __entry->nfsi_flags,
 268                         nfs_show_nfsi_flags(__entry->nfsi_flags),
 269                         __entry->mask, __entry->permitted
 270                 )
 271 );
 272
 273 TRACE_DEFINE_ENUM(LOOKUP_FOLLOW);
 274 TRACE_DEFINE_ENUM(LOOKUP_DIRECTORY);
 275 TRACE_DEFINE_ENUM(LOOKUP_AUTOMOUNT);
 276 TRACE_DEFINE_ENUM(LOOKUP_PARENT);
 277 TRACE_DEFINE_ENUM(LOOKUP_REVAL);
 278 TRACE_DEFINE_ENUM(LOOKUP_RCU);
 279 TRACE_DEFINE_ENUM(LOOKUP_OPEN);
 280 TRACE_DEFINE_ENUM(LOOKUP_CREATE);
 281 TRACE_DEFINE_ENUM(LOOKUP_EXCL);
 282 TRACE_DEFINE_ENUM(LOOKUP_RENAME_TARGET);
 283 TRACE_DEFINE_ENUM(LOOKUP_JUMPED);
 284 TRACE_DEFINE_ENUM(LOOKUP_ROOT);
 285 TRACE_DEFINE_ENUM(LOOKUP_EMPTY);
 286 TRACE_DEFINE_ENUM(LOOKUP_DOWN);
 287
 288 #define show_lookup_flags(flags) \
 289         __print_flags(flags, "|", \
 290                         { LOOKUP_FOLLOW, "FOLLOW" }, \
 291                         { LOOKUP_DIRECTORY, "DIRECTORY" }, \
 292                         { LOOKUP_AUTOMOUNT, "AUTOMOUNT" }, \
 293                         { LOOKUP_PARENT, "PARENT" }, \
 294                         { LOOKUP_REVAL, "REVAL" }, \
 295                         { LOOKUP_RCU, "RCU" }, \
 296                         { LOOKUP_OPEN, "OPEN" }, \
 297                         { LOOKUP_CREATE, "CREATE" }, \
 298                         { LOOKUP_EXCL, "EXCL" }, \
 299                         { LOOKUP_RENAME_TARGET, "RENAME_TARGET" }, \
 300                         { LOOKUP_JUMPED, "JUMPED" }, \
 301                         { LOOKUP_ROOT, "ROOT" }, \
 302                         { LOOKUP_EMPTY, "EMPTY" }, \
 303                         { LOOKUP_DOWN, "DOWN" })
 304
 305 DECLARE_EVENT_CLASS(nfs_lookup_event,
 306                 TP_PROTO(
 307                         const struct inode *dir,
 308                         const struct dentry *dentry,
 309                         unsigned int flags
 310                 ),
 311
 312                 TP_ARGS(dir, dentry, flags),
 313
 314                 TP_STRUCT__entry(
 315                         __field(unsigned long, flags)
 316                         __field(dev_t, dev)
 317                         __field(u64, dir)
 318                         __string(name, dentry->d_name.name)
 319                 ),
 320
 321                 TP_fast_assign(
 322                         __entry->dev = dir->i_sb->s_dev;
 323                         __entry->dir = NFS_FILEID(dir);
 324                         __entry->flags = flags;
 325                         __assign_str(name, dentry->d_name.name);
 326                 ),
 327
 328                 TP_printk(
 329                         "flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
 330                         __entry->flags,
 331                         show_lookup_flags(__entry->flags),
 332                         MAJOR(__entry->dev), MINOR(__entry->dev),
 333                         (unsigned long long)__entry->dir,
 334                         __get_str(name)
 335                 )
 336 );
 337
 338 #define DEFINE_NFS_LOOKUP_EVENT(name) \
 339         DEFINE_EVENT(nfs_lookup_event, name, \
 340                         TP_PROTO( \
 341                                 const struct inode *dir, \
 342                                 const struct dentry *dentry, \
 343                                 unsigned int flags \
 344                         ), \
 345                         TP_ARGS(dir, dentry, flags))
 346
 347 DECLARE_EVENT_CLASS(nfs_lookup_event_done,
 348                 TP_PROTO(
 349                         const struct inode *dir,
 350                         const struct dentry *dentry,
 351                         unsigned int flags,
 352                         int error
 353                 ),
 354
 355                 TP_ARGS(dir, dentry, flags, error),
 356
 357                 TP_STRUCT__entry(
 358                         __field(unsigned long, error)
 359                         __field(unsigned long, flags)
 360                         __field(dev_t, dev)
 361                         __field(u64, dir)
 362                         __string(name, dentry->d_name.name)
 363                 ),
 364
 365                 TP_fast_assign(
 366                         __entry->dev = dir->i_sb->s_dev;
 367                         __entry->dir = NFS_FILEID(dir);
 368                         __entry->error = error < 0 ? -error : 0;
 369                         __entry->flags = flags;
 370                         __assign_str(name, dentry->d_name.name);
 371                 ),
 372
 373                 TP_printk(
 374                         "error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
 375                         -__entry->error, nfs_show_status(__entry->error),
 376                         __entry->flags,
 377                         show_lookup_flags(__entry->flags),
 378                         MAJOR(__entry->dev), MINOR(__entry->dev),
 379                         (unsigned long long)__entry->dir,
 380                         __get_str(name)
 381                 )
 382 );
 383
 384 #define DEFINE_NFS_LOOKUP_EVENT_DONE(name) \
 385         DEFINE_EVENT(nfs_lookup_event_done, name, \
 386                         TP_PROTO( \
 387                                 const struct inode *dir, \
 388                                 const struct dentry *dentry, \
 389                                 unsigned int flags, \
 390                                 int error \
 391                         ), \
 392                         TP_ARGS(dir, dentry, flags, error))
 393
 394 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_enter);
 395 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_exit);
 396 DEFINE_NFS_LOOKUP_EVENT(nfs_lookup_revalidate_enter);
 397 DEFINE_NFS_LOOKUP_EVENT_DONE(nfs_lookup_revalidate_exit);
 398
 399 TRACE_DEFINE_ENUM(O_WRONLY);
 400 TRACE_DEFINE_ENUM(O_RDWR);
 401 TRACE_DEFINE_ENUM(O_CREAT);
 402 TRACE_DEFINE_ENUM(O_EXCL);
 403 TRACE_DEFINE_ENUM(O_NOCTTY);
 404 TRACE_DEFINE_ENUM(O_TRUNC);
 405 TRACE_DEFINE_ENUM(O_APPEND);
 406 TRACE_DEFINE_ENUM(O_NONBLOCK);
 407 TRACE_DEFINE_ENUM(O_DSYNC);
 408 TRACE_DEFINE_ENUM(O_DIRECT);
 409 TRACE_DEFINE_ENUM(O_LARGEFILE);
 410 TRACE_DEFINE_ENUM(O_DIRECTORY);
 411 TRACE_DEFINE_ENUM(O_NOFOLLOW);
 412 TRACE_DEFINE_ENUM(O_NOATIME);
 413 TRACE_DEFINE_ENUM(O_CLOEXEC);
 414
 415 #define show_open_flags(flags) \
 416         __print_flags(flags, "|", \
 417                 { O_WRONLY, "O_WRONLY" }, \
 418                 { O_RDWR, "O_RDWR" }, \
 419                 { O_CREAT, "O_CREAT" }, \
 420                 { O_EXCL, "O_EXCL" }, \
 421                 { O_NOCTTY, "O_NOCTTY" }, \
 422                 { O_TRUNC, "O_TRUNC" }, \
 423                 { O_APPEND, "O_APPEND" }, \
 424                 { O_NONBLOCK, "O_NONBLOCK" }, \
 425                 { O_DSYNC, "O_DSYNC" }, \
 426                 { O_DIRECT, "O_DIRECT" }, \
 427                 { O_LARGEFILE, "O_LARGEFILE" }, \
 428                 { O_DIRECTORY, "O_DIRECTORY" }, \
 429                 { O_NOFOLLOW, "O_NOFOLLOW" }, \
 430                 { O_NOATIME, "O_NOATIME" }, \
 431                 { O_CLOEXEC, "O_CLOEXEC" })
 432
 433 #define show_fmode_flags(mode) \
 434         __print_flags(mode, "|", \
 435                 { ((__force unsigned long)FMODE_READ), "READ" }, \
 436                 { ((__force unsigned long)FMODE_WRITE), "WRITE" }, \
 437                 { ((__force unsigned long)FMODE_EXEC), "EXEC" })
 438
 439 TRACE_EVENT(nfs_atomic_open_enter,
 440                 TP_PROTO(
 441                         const struct inode *dir,
 442                         const struct nfs_open_context *ctx,
 443                         unsigned int flags
 444                 ),
 445
 446                 TP_ARGS(dir, ctx, flags),
 447
 448                 TP_STRUCT__entry(
 449                         __field(unsigned long, flags)
 450                         __field(unsigned int, fmode)
 451                         __field(dev_t, dev)
 452                         __field(u64, dir)
 453                         __string(name, ctx->dentry->d_name.name)
 454                 ),
 455
 456                 TP_fast_assign(
 457                         __entry->dev = dir->i_sb->s_dev;
 458                         __entry->dir = NFS_FILEID(dir);
 459                         __entry->flags = flags;
 460                         __entry->fmode = (__force unsigned int)ctx->mode;
 461                         __assign_str(name, ctx->dentry->d_name.name);
 462                 ),
 463
 464                 TP_printk(
 465                         "flags=0x%lx (%s) fmode=%s name=%02x:%02x:%llu/%s",
 466                         __entry->flags,
 467                         show_open_flags(__entry->flags),
 468                         show_fmode_flags(__entry->fmode),
 469                         MAJOR(__entry->dev), MINOR(__entry->dev),
 470                         (unsigned long long)__entry->dir,
 471                         __get_str(name)
 472                 )
 473 );
 474
 475 TRACE_EVENT(nfs_atomic_open_exit,
 476                 TP_PROTO(
 477                         const struct inode *dir,
 478                         const struct nfs_open_context *ctx,
 479                         unsigned int flags,
 480                         int error
 481                 ),
 482
 483                 TP_ARGS(dir, ctx, flags, error),
 484
 485                 TP_STRUCT__entry(
 486                         __field(unsigned long, error)
 487                         __field(unsigned long, flags)
 488                         __field(unsigned int, fmode)
 489                         __field(dev_t, dev)
 490                         __field(u64, dir)
 491                         __string(name, ctx->dentry->d_name.name)
 492                 ),
 493
 494                 TP_fast_assign(
 495                         __entry->error = -error;
 496                         __entry->dev = dir->i_sb->s_dev;
 497                         __entry->dir = NFS_FILEID(dir);
 498                         __entry->flags = flags;
 499                         __entry->fmode = (__force unsigned int)ctx->mode;
 500                         __assign_str(name, ctx->dentry->d_name.name);
 501                 ),
 502
 503                 TP_printk(
 504                         "error=%ld (%s) flags=0x%lx (%s) fmode=%s "
 505                         "name=%02x:%02x:%llu/%s",
 506                         -__entry->error, nfs_show_status(__entry->error),
 507                         __entry->flags,
 508                         show_open_flags(__entry->flags),
 509                         show_fmode_flags(__entry->fmode),
 510                         MAJOR(__entry->dev), MINOR(__entry->dev),
 511                         (unsigned long long)__entry->dir,
 512                         __get_str(name)
 513                 )
 514 );
 515
 516 TRACE_EVENT(nfs_create_enter,
 517                 TP_PROTO(
 518                         const struct inode *dir,
 519                         const struct dentry *dentry,
 520                         unsigned int flags
 521                 ),
 522
 523                 TP_ARGS(dir, dentry, flags),
 524
 525                 TP_STRUCT__entry(
 526                         __field(unsigned long, flags)
 527                         __field(dev_t, dev)
 528                         __field(u64, dir)
 529                         __string(name, dentry->d_name.name)
 530                 ),
 531
 532                 TP_fast_assign(
 533                         __entry->dev = dir->i_sb->s_dev;
 534                         __entry->dir = NFS_FILEID(dir);
 535                         __entry->flags = flags;
 536                         __assign_str(name, dentry->d_name.name);
 537                 ),
 538
 539                 TP_printk(
 540                         "flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
 541                         __entry->flags,
 542                         show_open_flags(__entry->flags),
 543                         MAJOR(__entry->dev), MINOR(__entry->dev),
 544                         (unsigned long long)__entry->dir,
 545                         __get_str(name)
 546                 )
 547 );
 548
 549 TRACE_EVENT(nfs_create_exit,
 550                 TP_PROTO(
 551                         const struct inode *dir,
 552                         const struct dentry *dentry,
 553                         unsigned int flags,
 554                         int error
 555                 ),
 556
 557                 TP_ARGS(dir, dentry, flags, error),
 558
 559                 TP_STRUCT__entry(
 560                         __field(unsigned long, error)
 561                         __field(unsigned long, flags)
 562                         __field(dev_t, dev)
 563                         __field(u64, dir)
 564                         __string(name, dentry->d_name.name)
 565                 ),
 566
 567                 TP_fast_assign(
 568                         __entry->error = -error;
 569                         __entry->dev = dir->i_sb->s_dev;
 570                         __entry->dir = NFS_FILEID(dir);
 571                         __entry->flags = flags;
 572                         __assign_str(name, dentry->d_name.name);
 573                 ),
 574
 575                 TP_printk(
 576                         "error=%ld (%s) flags=0x%lx (%s) name=%02x:%02x:%llu/%s",
 577                         -__entry->error, nfs_show_status(__entry->error),
 578                         __entry->flags,
 579                         show_open_flags(__entry->flags),
 580                         MAJOR(__entry->dev), MINOR(__entry->dev),
 581                         (unsigned long long)__entry->dir,
 582                         __get_str(name)
 583                 )
 584 );
 585
 586 DECLARE_EVENT_CLASS(nfs_directory_event,
 587                 TP_PROTO(
 588                         const struct inode *dir,
 589                         const struct dentry *dentry
 590                 ),
 591
 592                 TP_ARGS(dir, dentry),
 593
 594                 TP_STRUCT__entry(
 595                         __field(dev_t, dev)
 596                         __field(u64, dir)
 597                         __string(name, dentry->d_name.name)
 598                 ),
 599
 600                 TP_fast_assign(
 601                         __entry->dev = dir->i_sb->s_dev;
 602                         __entry->dir = NFS_FILEID(dir);
 603                         __assign_str(name, dentry->d_name.name);
 604                 ),
 605
 606                 TP_printk(
 607                         "name=%02x:%02x:%llu/%s",
 608                         MAJOR(__entry->dev), MINOR(__entry->dev),
 609                         (unsigned long long)__entry->dir,
 610                         __get_str(name)
 611                 )
 612 );
 613
 614 #define DEFINE_NFS_DIRECTORY_EVENT(name) \
 615         DEFINE_EVENT(nfs_directory_event, name, \
 616                         TP_PROTO( \
 617                                 const struct inode *dir, \
 618                                 const struct dentry *dentry \
 619                         ), \
 620                         TP_ARGS(dir, dentry))
 621
 622 DECLARE_EVENT_CLASS(nfs_directory_event_done,
 623                 TP_PROTO(
 624                         const struct inode *dir,
 625                         const struct dentry *dentry,
 626                         int error
 627                 ),
 628
 629                 TP_ARGS(dir, dentry, error),
 630
 631                 TP_STRUCT__entry(
 632                         __field(unsigned long, error)
 633                         __field(dev_t, dev)
 634                         __field(u64, dir)
 635                         __string(name, dentry->d_name.name)
 636                 ),
 637
 638                 TP_fast_assign(
 639                         __entry->dev = dir->i_sb->s_dev;
 640                         __entry->dir = NFS_FILEID(dir);
 641                         __entry->error = error < 0 ? -error : 0;
 642                         __assign_str(name, dentry->d_name.name);
 643                 ),
 644
 645                 TP_printk(
 646                         "error=%ld (%s) name=%02x:%02x:%llu/%s",
 647                         -__entry->error, nfs_show_status(__entry->error),
 648                         MAJOR(__entry->dev), MINOR(__entry->dev),
 649                         (unsigned long long)__entry->dir,
 650                         __get_str(name)
 651                 )
 652 );
 653
 654 #define DEFINE_NFS_DIRECTORY_EVENT_DONE(name) \
 655         DEFINE_EVENT(nfs_directory_event_done, name, \
 656                         TP_PROTO( \
 657                                 const struct inode *dir, \
 658                                 const struct dentry *dentry, \
 659                                 int error \
 660                         ), \
 661                         TP_ARGS(dir, dentry, error))
 662
 663 DEFINE_NFS_DIRECTORY_EVENT(nfs_mknod_enter);
 664 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mknod_exit);
 665 DEFINE_NFS_DIRECTORY_EVENT(nfs_mkdir_enter);
 666 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_mkdir_exit);
 667 DEFINE_NFS_DIRECTORY_EVENT(nfs_rmdir_enter);
 668 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_rmdir_exit);
 669 DEFINE_NFS_DIRECTORY_EVENT(nfs_remove_enter);
 670 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_remove_exit);
 671 DEFINE_NFS_DIRECTORY_EVENT(nfs_unlink_enter);
 672 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_unlink_exit);
 673 DEFINE_NFS_DIRECTORY_EVENT(nfs_symlink_enter);
 674 DEFINE_NFS_DIRECTORY_EVENT_DONE(nfs_symlink_exit);
 675
 676 TRACE_EVENT(nfs_link_enter,
 677                 TP_PROTO(
 678                         const struct inode *inode,
 679                         const struct inode *dir,
 680                         const struct dentry *dentry
 681                 ),
 682
 683                 TP_ARGS(inode, dir, dentry),
 684
 685                 TP_STRUCT__entry(
 686                         __field(dev_t, dev)
 687                         __field(u64, fileid)
 688                         __field(u64, dir)
 689                         __string(name, dentry->d_name.name)
 690                 ),
 691
 692                 TP_fast_assign(
 693                         __entry->dev = inode->i_sb->s_dev;
 694                         __entry->fileid = NFS_FILEID(inode);
 695                         __entry->dir = NFS_FILEID(dir);
 696                         __assign_str(name, dentry->d_name.name);
 697                 ),
 698
 699                 TP_printk(
 700                         "fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
 701                         MAJOR(__entry->dev), MINOR(__entry->dev),
 702                         __entry->fileid,
 703                         MAJOR(__entry->dev), MINOR(__entry->dev),
 704                         (unsigned long long)__entry->dir,
 705                         __get_str(name)
 706                 )
 707 );
 708
 709 TRACE_EVENT(nfs_link_exit,
 710                 TP_PROTO(
 711                         const struct inode *inode,
 712                         const struct inode *dir,
 713                         const struct dentry *dentry,
 714                         int error
 715                 ),
 716
 717                 TP_ARGS(inode, dir, dentry, error),
 718
 719                 TP_STRUCT__entry(
 720                         __field(unsigned long, error)
 721                         __field(dev_t, dev)
 722                         __field(u64, fileid)
 723                         __field(u64, dir)
 724                         __string(name, dentry->d_name.name)
 725                 ),
 726
 727                 TP_fast_assign(
 728                         __entry->dev = inode->i_sb->s_dev;
 729                         __entry->fileid = NFS_FILEID(inode);
 730                         __entry->dir = NFS_FILEID(dir);
 731                         __entry->error = error < 0 ? -error : 0;
 732                         __assign_str(name, dentry->d_name.name);
 733                 ),
 734
 735                 TP_printk(
 736                         "error=%ld (%s) fileid=%02x:%02x:%llu name=%02x:%02x:%llu/%s",
 737                         -__entry->error, nfs_show_status(__entry->error),
 738                         MAJOR(__entry->dev), MINOR(__entry->dev),
 739                         __entry->fileid,
 740                         MAJOR(__entry->dev), MINOR(__entry->dev),
 741                         (unsigned long long)__entry->dir,
 742                         __get_str(name)
 743                 )
 744 );
 745
 746 DECLARE_EVENT_CLASS(nfs_rename_event,
 747                 TP_PROTO(
 748                         const struct inode *old_dir,
 749                         const struct dentry *old_dentry,
 750                         const struct inode *new_dir,
 751                         const struct dentry *new_dentry
 752                 ),
 753
 754                 TP_ARGS(old_dir, old_dentry, new_dir, new_dentry),
 755
 756                 TP_STRUCT__entry(
 757                         __field(dev_t, dev)
 758                         __field(u64, old_dir)
 759                         __field(u64, new_dir)
 760                         __string(old_name, old_dentry->d_name.name)
 761                         __string(new_name, new_dentry->d_name.name)
 762                 ),
 763
 764                 TP_fast_assign(
 765                         __entry->dev = old_dir->i_sb->s_dev;
 766                         __entry->old_dir = NFS_FILEID(old_dir);
 767                         __entry->new_dir = NFS_FILEID(new_dir);
 768                         __assign_str(old_name, old_dentry->d_name.name);
 769                         __assign_str(new_name, new_dentry->d_name.name);
 770                 ),
 771
 772                 TP_printk(
 773                         "old_name=%02x:%02x:%llu/%s new_name=%02x:%02x:%llu/%s",
 774                         MAJOR(__entry->dev), MINOR(__entry->dev),
 775                         (unsigned long long)__entry->old_dir,
 776                         __get_str(old_name),
 777                         MAJOR(__entry->dev), MINOR(__entry->dev),
 778                         (unsigned long long)__entry->new_dir,
 779                         __get_str(new_name)
 780                 )
 781 );
 782 #define DEFINE_NFS_RENAME_EVENT(name) \
 783         DEFINE_EVENT(nfs_rename_event, name, \
 784                         TP_PROTO( \
 785                                 const struct inode *old_dir, \
 786                                 const struct dentry *old_dentry, \
 787                                 const struct inode *new_dir, \
 788                                 const struct dentry *new_dentry \
 789                         ), \
 790                         TP_ARGS(old_dir, old_dentry, new_dir, new_dentry))
 791
 792 DECLARE_EVENT_CLASS(nfs_rename_event_done,
 793                 TP_PROTO(
 794                         const struct inode *old_dir,
 795                         const struct dentry *old_dentry,
 796                         const struct inode *new_dir,
 797                         const struct dentry *new_dentry,
 798                         int error
 799                 ),
 800
 801                 TP_ARGS(old_dir, old_dentry, new_dir, new_dentry, error),
 802
 803                 TP_STRUCT__entry(
 804                         __field(dev_t, dev)
 805                         __field(unsigned long, error)
 806                         __field(u64, old_dir)
 807                         __string(old_name, old_dentry->d_name.name)
 808                         __field(u64, new_dir)
 809                         __string(new_name, new_dentry->d_name.name)
 810                 ),
 811
 812                 TP_fast_assign(
 813                         __entry->dev = old_dir->i_sb->s_dev;
 814                         __entry->error = -error;
 815                         __entry->old_dir = NFS_FILEID(old_dir);
 816                         __entry->new_dir = NFS_FILEID(new_dir);
 817                         __assign_str(old_name, old_dentry->d_name.name);
 818                         __assign_str(new_name, new_dentry->d_name.name);
 819                 ),
 820
 821                 TP_printk(
 822                         "error=%ld (%s) old_name=%02x:%02x:%llu/%s "
 823                         "new_name=%02x:%02x:%llu/%s",
 824                         -__entry->error, nfs_show_status(__entry->error),
 825                         MAJOR(__entry->dev), MINOR(__entry->dev),
 826                         (unsigned long long)__entry->old_dir,
 827                         __get_str(old_name),
 828                         MAJOR(__entry->dev), MINOR(__entry->dev),
 829                         (unsigned long long)__entry->new_dir,
 830                         __get_str(new_name)
 831                 )
 832 );
 833 #define DEFINE_NFS_RENAME_EVENT_DONE(name) \
 834         DEFINE_EVENT(nfs_rename_event_done, name, \
 835                         TP_PROTO( \
 836                                 const struct inode *old_dir, \
 837                                 const struct dentry *old_dentry, \
 838                                 const struct inode *new_dir, \
 839                                 const struct dentry *new_dentry, \
 840                                 int error \
 841                         ), \
 842                         TP_ARGS(old_dir, old_dentry, new_dir, \
 843                                 new_dentry, error))
 844
 845 DEFINE_NFS_RENAME_EVENT(nfs_rename_enter);
 846 DEFINE_NFS_RENAME_EVENT_DONE(nfs_rename_exit);
 847
 848 DEFINE_NFS_RENAME_EVENT_DONE(nfs_sillyrename_rename);
 849
 850 TRACE_EVENT(nfs_sillyrename_unlink,
 851                 TP_PROTO(
 852                         const struct nfs_unlinkdata *data,
 853                         int error
 854                 ),
 855
 856                 TP_ARGS(data, error),
 857
 858                 TP_STRUCT__entry(
 859                         __field(dev_t, dev)
 860                         __field(unsigned long, error)
 861                         __field(u64, dir)
 862                         __dynamic_array(char, name, data->args.name.len + 1)
 863                 ),
 864
 865                 TP_fast_assign(
 866                         struct inode *dir = d_inode(data->dentry->d_parent);
 867                         size_t len = data->args.name.len;
 868                         __entry->dev = dir->i_sb->s_dev;
 869                         __entry->dir = NFS_FILEID(dir);
 870                         __entry->error = -error;
 871                         memcpy(__get_str(name),
 872                                 data->args.name.name, len);
 873                         __get_str(name)[len] = 0;
 874                 ),
 875
 876                 TP_printk(
 877                         "error=%ld (%s) name=%02x:%02x:%llu/%s",
 878                         -__entry->error, nfs_show_status(__entry->error),
 879                         MAJOR(__entry->dev), MINOR(__entry->dev),
 880                         (unsigned long long)__entry->dir,
 881                         __get_str(name)
 882                 )
 883 );
 884
 885 TRACE_EVENT(nfs_initiate_read,
 886                 TP_PROTO(
 887                         const struct nfs_pgio_header *hdr
 888                 ),
 889
 890                 TP_ARGS(hdr),
 891
 892                 TP_STRUCT__entry(
 893                         __field(dev_t, dev)
 894                         __field(u32, fhandle)
 895                         __field(u64, fileid)
 896                         __field(loff_t, offset)
 897                         __field(u32, count)
 898                 ),
 899
 900                 TP_fast_assign(
 901                         const struct inode *inode = hdr->inode;
 902                         const struct nfs_inode *nfsi = NFS_I(inode);
 903                         const struct nfs_fh *fh = hdr->args.fh ?
 904                                                   hdr->args.fh : &nfsi->fh;
 905
 906                         __entry->offset = hdr->args.offset;
 907                         __entry->count = hdr->args.count;
 908                         __entry->dev = inode->i_sb->s_dev;
 909                         __entry->fileid = nfsi->fileid;
 910                         __entry->fhandle = nfs_fhandle_hash(fh);
 911                 ),
 912
 913                 TP_printk(
 914                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
 915                         "offset=%lld count=%u",
 916                         MAJOR(__entry->dev), MINOR(__entry->dev),
 917                         (unsigned long long)__entry->fileid,
 918                         __entry->fhandle,
 919                         (long long)__entry->offset, __entry->count
 920                 )
 921 );
 922
 923 TRACE_EVENT(nfs_readpage_done,
 924                 TP_PROTO(
 925                         const struct rpc_task *task,
 926                         const struct nfs_pgio_header *hdr
 927                 ),
 928
 929                 TP_ARGS(task, hdr),
 930
 931                 TP_STRUCT__entry(
 932                         __field(dev_t, dev)
 933                         __field(u32, fhandle)
 934                         __field(u64, fileid)
 935                         __field(loff_t, offset)
 936                         __field(u32, arg_count)
 937                         __field(u32, res_count)
 938                         __field(bool, eof)
 939                         __field(int, status)
 940                 ),
 941
 942                 TP_fast_assign(
 943                         const struct inode *inode = hdr->inode;
 944                         const struct nfs_inode *nfsi = NFS_I(inode);
 945                         const struct nfs_fh *fh = hdr->args.fh ?
 946                                                   hdr->args.fh : &nfsi->fh;
 947
 948                         __entry->status = task->tk_status;
 949                         __entry->offset = hdr->args.offset;
 950                         __entry->arg_count = hdr->args.count;
 951                         __entry->res_count = hdr->res.count;
 952                         __entry->eof = hdr->res.eof;
 953                         __entry->dev = inode->i_sb->s_dev;
 954                         __entry->fileid = nfsi->fileid;
 955                         __entry->fhandle = nfs_fhandle_hash(fh);
 956                 ),
 957
 958                 TP_printk(
 959                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
 960                         "offset=%lld count=%u res=%u status=%d%s",
 961                         MAJOR(__entry->dev), MINOR(__entry->dev),
 962                         (unsigned long long)__entry->fileid,
 963                         __entry->fhandle,
 964                         (long long)__entry->offset, __entry->arg_count,
 965                         __entry->res_count, __entry->status,
 966                         __entry->eof ? " eof" : ""
 967                 )
 968 );
 969
 970 TRACE_EVENT(nfs_readpage_short,
 971                 TP_PROTO(
 972                         const struct rpc_task *task,
 973                         const struct nfs_pgio_header *hdr
 974                 ),
 975
 976                 TP_ARGS(task, hdr),
 977
 978                 TP_STRUCT__entry(
 979                         __field(dev_t, dev)
 980                         __field(u32, fhandle)
 981                         __field(u64, fileid)
 982                         __field(loff_t, offset)
 983                         __field(u32, arg_count)
 984                         __field(u32, res_count)
 985                         __field(bool, eof)
 986                         __field(int, status)
 987                 ),
 988
 989                 TP_fast_assign(
 990                         const struct inode *inode = hdr->inode;
 991                         const struct nfs_inode *nfsi = NFS_I(inode);
 992                         const struct nfs_fh *fh = hdr->args.fh ?
 993                                                   hdr->args.fh : &nfsi->fh;
 994
 995                         __entry->status = task->tk_status;
 996                         __entry->offset = hdr->args.offset;
 997                         __entry->arg_count = hdr->args.count;
 998                         __entry->res_count = hdr->res.count;
 999                         __entry->eof = hdr->res.eof;
1000                         __entry->dev = inode->i_sb->s_dev;
1001                         __entry->fileid = nfsi->fileid;
1002                         __entry->fhandle = nfs_fhandle_hash(fh);
1003                 ),
1004
1005                 TP_printk(
1006                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
1007                         "offset=%lld count=%u res=%u status=%d%s",
1008                         MAJOR(__entry->dev), MINOR(__entry->dev),
1009                         (unsigned long long)__entry->fileid,
1010                         __entry->fhandle,
1011                         (long long)__entry->offset, __entry->arg_count,
1012                         __entry->res_count, __entry->status,
1013                         __entry->eof ? " eof" : ""
1014                 )
1015 );
1016
1017 TRACE_EVENT(nfs_pgio_error,
1018         TP_PROTO(
1019                 const struct nfs_pgio_header *hdr,
1020                 int error,
1021                 loff_t pos
1022         ),
1023
1024         TP_ARGS(hdr, error, pos),
1025
1026         TP_STRUCT__entry(
1027                 __field(dev_t, dev)
1028                 __field(u32, fhandle)
1029                 __field(u64, fileid)
1030                 __field(loff_t, offset)
1031                 __field(u32, arg_count)
1032                 __field(u32, res_count)
1033                 __field(loff_t, pos)
1034                 __field(int, status)
1035         ),
1036
1037         TP_fast_assign(
1038                 const struct inode *inode = hdr->inode;
1039                 const struct nfs_inode *nfsi = NFS_I(inode);
1040                 const struct nfs_fh *fh = hdr->args.fh ?
1041                                           hdr->args.fh : &nfsi->fh;
1042
1043                 __entry->status = error;
1044                 __entry->offset = hdr->args.offset;
1045                 __entry->arg_count = hdr->args.count;
1046                 __entry->res_count = hdr->res.count;
1047                 __entry->dev = inode->i_sb->s_dev;
1048                 __entry->fileid = nfsi->fileid;
1049                 __entry->fhandle = nfs_fhandle_hash(fh);
1050         ),
1051
1052         TP_printk("fileid=%02x:%02x:%llu fhandle=0x%08x "
1053                   "offset=%lld count=%u res=%u pos=%llu status=%d",
1054                 MAJOR(__entry->dev), MINOR(__entry->dev),
1055                 (unsigned long long)__entry->fileid, __entry->fhandle,
1056                 (long long)__entry->offset, __entry->arg_count, __entry->res_count,
1057                 __entry->pos, __entry->status
1058         )
1059 );
1060
1061 TRACE_DEFINE_ENUM(NFS_UNSTABLE);
1062 TRACE_DEFINE_ENUM(NFS_DATA_SYNC);
1063 TRACE_DEFINE_ENUM(NFS_FILE_SYNC);
1064
1065 #define nfs_show_stable(stable) \
1066         __print_symbolic(stable, \
1067                         { NFS_UNSTABLE, "UNSTABLE" }, \
1068                         { NFS_DATA_SYNC, "DATA_SYNC" }, \
1069                         { NFS_FILE_SYNC, "FILE_SYNC" })
1070
1071 TRACE_EVENT(nfs_initiate_write,
1072                 TP_PROTO(
1073                         const struct nfs_pgio_header *hdr
1074                 ),
1075
1076                 TP_ARGS(hdr),
1077
1078                 TP_STRUCT__entry(
1079                         __field(dev_t, dev)
1080                         __field(u32, fhandle)
1081                         __field(u64, fileid)
1082                         __field(loff_t, offset)
1083                         __field(u32, count)
1084                         __field(enum nfs3_stable_how, stable)
1085                 ),
1086
1087                 TP_fast_assign(
1088                         const struct inode *inode = hdr->inode;
1089                         const struct nfs_inode *nfsi = NFS_I(inode);
1090                         const struct nfs_fh *fh = hdr->args.fh ?
1091                                                   hdr->args.fh : &nfsi->fh;
1092
1093                         __entry->offset = hdr->args.offset;
1094                         __entry->count = hdr->args.count;
1095                         __entry->stable = hdr->args.stable;
1096                         __entry->dev = inode->i_sb->s_dev;
1097                         __entry->fileid = nfsi->fileid;
1098                         __entry->fhandle = nfs_fhandle_hash(fh);
1099                 ),
1100
1101                 TP_printk(
1102                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
1103                         "offset=%lld count=%u stable=%s",
1104                         MAJOR(__entry->dev), MINOR(__entry->dev),
1105                         (unsigned long long)__entry->fileid,
1106                         __entry->fhandle,
1107                         (long long)__entry->offset, __entry->count,
1108                         nfs_show_stable(__entry->stable)
1109                 )
1110 );
1111
1112 TRACE_EVENT(nfs_writeback_done,
1113                 TP_PROTO(
1114                         const struct rpc_task *task,
1115                         const struct nfs_pgio_header *hdr
1116                 ),
1117
1118                 TP_ARGS(task, hdr),
1119
1120                 TP_STRUCT__entry(
1121                         __field(dev_t, dev)
1122                         __field(u32, fhandle)
1123                         __field(u64, fileid)
1124                         __field(loff_t, offset)
1125                         __field(u32, arg_count)
1126                         __field(u32, res_count)
1127                         __field(int, status)
1128                         __field(enum nfs3_stable_how, stable)
1129                         __array(char, verifier, NFS4_VERIFIER_SIZE)
1130                 ),
1131
1132                 TP_fast_assign(
1133                         const struct inode *inode = hdr->inode;
1134                         const struct nfs_inode *nfsi = NFS_I(inode);
1135                         const struct nfs_fh *fh = hdr->args.fh ?
1136                                                   hdr->args.fh : &nfsi->fh;
1137                         const struct nfs_writeverf *verf = hdr->res.verf;
1138
1139                         __entry->status = task->tk_status;
1140                         __entry->offset = hdr->args.offset;
1141                         __entry->arg_count = hdr->args.count;
1142                         __entry->res_count = hdr->res.count;
1143                         __entry->stable = verf->committed;
1144                         memcpy(__entry->verifier,
1145                                 &verf->verifier,
1146                                 NFS4_VERIFIER_SIZE);
1147                         __entry->dev = inode->i_sb->s_dev;
1148                         __entry->fileid = nfsi->fileid;
1149                         __entry->fhandle = nfs_fhandle_hash(fh);
1150                 ),
1151
1152                 TP_printk(
1153                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
1154                         "offset=%lld count=%u res=%u status=%d stable=%s "
1155                         "verifier=%s",
1156                         MAJOR(__entry->dev), MINOR(__entry->dev),
1157                         (unsigned long long)__entry->fileid,
1158                         __entry->fhandle,
1159                         (long long)__entry->offset, __entry->arg_count,
1160                         __entry->res_count, __entry->status,
1161                         nfs_show_stable(__entry->stable),
1162                         __print_hex_str(__entry->verifier, NFS4_VERIFIER_SIZE)
1163                 )
1164 );
1165
1166 DECLARE_EVENT_CLASS(nfs_page_error_class,
1167                 TP_PROTO(
1168                         const struct nfs_page *req,
1169                         int error
1170                 ),
1171
1172                 TP_ARGS(req, error),
1173
1174                 TP_STRUCT__entry(
1175                         __field(const void *, req)
1176                         __field(pgoff_t, index)
1177                         __field(unsigned int, offset)
1178                         __field(unsigned int, pgbase)
1179                         __field(unsigned int, bytes)
1180                         __field(int, error)
1181                 ),
1182
1183                 TP_fast_assign(
1184                         __entry->req = req;
1185                         __entry->index = req->wb_index;
1186                         __entry->offset = req->wb_offset;
1187                         __entry->pgbase = req->wb_pgbase;
1188                         __entry->bytes = req->wb_bytes;
1189                         __entry->error = error;
1190                 ),
1191
1192                 TP_printk(
1193                         "req=%p index=%lu offset=%u pgbase=%u bytes=%u error=%d",
1194                         __entry->req, __entry->index, __entry->offset,
1195                         __entry->pgbase, __entry->bytes, __entry->error
1196                 )
1197 );
1198
1199 #define DEFINE_NFS_PAGEERR_EVENT(name) \
1200         DEFINE_EVENT(nfs_page_error_class, name, \
1201                         TP_PROTO( \
1202                                 const struct nfs_page *req, \
1203                                 int error \
1204                         ), \
1205                         TP_ARGS(req, error))
1206
1207 DEFINE_NFS_PAGEERR_EVENT(nfs_write_error);
1208 DEFINE_NFS_PAGEERR_EVENT(nfs_comp_error);
1209 DEFINE_NFS_PAGEERR_EVENT(nfs_commit_error);
1210
1211 TRACE_EVENT(nfs_initiate_commit,
1212                 TP_PROTO(
1213                         const struct nfs_commit_data *data
1214                 ),
1215
1216                 TP_ARGS(data),
1217
1218                 TP_STRUCT__entry(
1219                         __field(dev_t, dev)
1220                         __field(u32, fhandle)
1221                         __field(u64, fileid)
1222                         __field(loff_t, offset)
1223                         __field(u32, count)
1224                 ),
1225
1226                 TP_fast_assign(
1227                         const struct inode *inode = data->inode;
1228                         const struct nfs_inode *nfsi = NFS_I(inode);
1229                         const struct nfs_fh *fh = data->args.fh ?
1230                                                   data->args.fh : &nfsi->fh;
1231
1232                         __entry->offset = data->args.offset;
1233                         __entry->count = data->args.count;
1234                         __entry->dev = inode->i_sb->s_dev;
1235                         __entry->fileid = nfsi->fileid;
1236                         __entry->fhandle = nfs_fhandle_hash(fh);
1237                 ),
1238
1239                 TP_printk(
1240                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
1241                         "offset=%lld count=%u",
1242                         MAJOR(__entry->dev), MINOR(__entry->dev),
1243                         (unsigned long long)__entry->fileid,
1244                         __entry->fhandle,
1245                         (long long)__entry->offset, __entry->count
1246                 )
1247 );
1248
1249 TRACE_EVENT(nfs_commit_done,
1250                 TP_PROTO(
1251                         const struct rpc_task *task,
1252                         const struct nfs_commit_data *data
1253                 ),
1254
1255                 TP_ARGS(task, data),
1256
1257                 TP_STRUCT__entry(
1258                         __field(dev_t, dev)
1259                         __field(u32, fhandle)
1260                         __field(u64, fileid)
1261                         __field(loff_t, offset)
1262                         __field(int, status)
1263                         __field(enum nfs3_stable_how, stable)
1264                         __array(char, verifier, NFS4_VERIFIER_SIZE)
1265                 ),
1266
1267                 TP_fast_assign(
1268                         const struct inode *inode = data->inode;
1269                         const struct nfs_inode *nfsi = NFS_I(inode);
1270                         const struct nfs_fh *fh = data->args.fh ?
1271                                                   data->args.fh : &nfsi->fh;
1272                         const struct nfs_writeverf *verf = data->res.verf;
1273
1274                         __entry->status = task->tk_status;
1275                         __entry->offset = data->args.offset;
1276                         __entry->stable = verf->committed;
1277                         memcpy(__entry->verifier,
1278                                 &verf->verifier,
1279                                 NFS4_VERIFIER_SIZE);
1280                         __entry->dev = inode->i_sb->s_dev;
1281                         __entry->fileid = nfsi->fileid;
1282                         __entry->fhandle = nfs_fhandle_hash(fh);
1283                 ),
1284
1285                 TP_printk(
1286                         "fileid=%02x:%02x:%llu fhandle=0x%08x "
1287                         "offset=%lld status=%d stable=%s verifier=%s",
1288                         MAJOR(__entry->dev), MINOR(__entry->dev),
1289                         (unsigned long long)__entry->fileid,
1290                         __entry->fhandle,
1291                         (long long)__entry->offset, __entry->status,
1292                         nfs_show_stable(__entry->stable),
1293                         __print_hex_str(__entry->verifier, NFS4_VERIFIER_SIZE)
1294                 )
1295 );
1296
1297 TRACE_EVENT(nfs_fh_to_dentry,
1298                 TP_PROTO(
1299                         const struct super_block *sb,
1300                         const struct nfs_fh *fh,
1301                         u64 fileid,
1302                         int error
1303                 ),
1304
1305                 TP_ARGS(sb, fh, fileid, error),
1306
1307                 TP_STRUCT__entry(
1308                         __field(int, error)
1309                         __field(dev_t, dev)
1310                         __field(u32, fhandle)
1311                         __field(u64, fileid)
1312                 ),
1313
1314                 TP_fast_assign(
1315                         __entry->error = error;
1316                         __entry->dev = sb->s_dev;
1317                         __entry->fileid = fileid;
1318                         __entry->fhandle = nfs_fhandle_hash(fh);
1319                 ),
1320
1321                 TP_printk(
1322                         "error=%d fileid=%02x:%02x:%llu fhandle=0x%08x ",
1323                         __entry->error,
1324                         MAJOR(__entry->dev), MINOR(__entry->dev),
1325                         (unsigned long long)__entry->fileid,
1326                         __entry->fhandle
1327                 )
1328 );
1329
1330 TRACE_DEFINE_ENUM(NFS_OK);
1331 TRACE_DEFINE_ENUM(NFSERR_PERM);
1332 TRACE_DEFINE_ENUM(NFSERR_NOENT);
1333 TRACE_DEFINE_ENUM(NFSERR_IO);
1334 TRACE_DEFINE_ENUM(NFSERR_NXIO);
1335 TRACE_DEFINE_ENUM(ECHILD);
1336 TRACE_DEFINE_ENUM(NFSERR_EAGAIN);
1337 TRACE_DEFINE_ENUM(NFSERR_ACCES);
1338 TRACE_DEFINE_ENUM(NFSERR_EXIST);
1339 TRACE_DEFINE_ENUM(NFSERR_XDEV);
1340 TRACE_DEFINE_ENUM(NFSERR_NODEV);
1341 TRACE_DEFINE_ENUM(NFSERR_NOTDIR);
1342 TRACE_DEFINE_ENUM(NFSERR_ISDIR);
1343 TRACE_DEFINE_ENUM(NFSERR_INVAL);
1344 TRACE_DEFINE_ENUM(NFSERR_FBIG);
1345 TRACE_DEFINE_ENUM(NFSERR_NOSPC);
1346 TRACE_DEFINE_ENUM(NFSERR_ROFS);
1347 TRACE_DEFINE_ENUM(NFSERR_MLINK);
1348 TRACE_DEFINE_ENUM(NFSERR_OPNOTSUPP);
1349 TRACE_DEFINE_ENUM(NFSERR_NAMETOOLONG);
1350 TRACE_DEFINE_ENUM(NFSERR_NOTEMPTY);
1351 TRACE_DEFINE_ENUM(NFSERR_DQUOT);
1352 TRACE_DEFINE_ENUM(NFSERR_STALE);
1353 TRACE_DEFINE_ENUM(NFSERR_REMOTE);
1354 TRACE_DEFINE_ENUM(NFSERR_WFLUSH);
1355 TRACE_DEFINE_ENUM(NFSERR_BADHANDLE);
1356 TRACE_DEFINE_ENUM(NFSERR_NOT_SYNC);
1357 TRACE_DEFINE_ENUM(NFSERR_BAD_COOKIE);
1358 TRACE_DEFINE_ENUM(NFSERR_NOTSUPP);
1359 TRACE_DEFINE_ENUM(NFSERR_TOOSMALL);
1360 TRACE_DEFINE_ENUM(NFSERR_SERVERFAULT);
1361 TRACE_DEFINE_ENUM(NFSERR_BADTYPE);
1362 TRACE_DEFINE_ENUM(NFSERR_JUKEBOX);
1363
1364 #define nfs_show_status(x) \
1365         __print_symbolic(x, \
1366                         { NFS_OK, "OK" }, \
1367                         { NFSERR_PERM, "PERM" }, \
1368                         { NFSERR_NOENT, "NOENT" }, \
1369                         { NFSERR_IO, "IO" }, \
1370                         { NFSERR_NXIO, "NXIO" }, \
1371                         { ECHILD, "CHILD" }, \
1372                         { NFSERR_EAGAIN, "AGAIN" }, \
1373                         { NFSERR_ACCES, "ACCES" }, \
1374                         { NFSERR_EXIST, "EXIST" }, \
1375                         { NFSERR_XDEV, "XDEV" }, \
1376                         { NFSERR_NODEV, "NODEV" }, \
1377                         { NFSERR_NOTDIR, "NOTDIR" }, \
1378                         { NFSERR_ISDIR, "ISDIR" }, \
1379                         { NFSERR_INVAL, "INVAL" }, \
1380                         { NFSERR_FBIG, "FBIG" }, \
1381                         { NFSERR_NOSPC, "NOSPC" }, \
1382                         { NFSERR_ROFS, "ROFS" }, \
1383                         { NFSERR_MLINK, "MLINK" }, \
1384                         { NFSERR_OPNOTSUPP, "OPNOTSUPP" }, \
1385                         { NFSERR_NAMETOOLONG, "NAMETOOLONG" }, \
1386                         { NFSERR_NOTEMPTY, "NOTEMPTY" }, \
1387                         { NFSERR_DQUOT, "DQUOT" }, \
1388                         { NFSERR_STALE, "STALE" }, \
1389                         { NFSERR_REMOTE, "REMOTE" }, \
1390                         { NFSERR_WFLUSH, "WFLUSH" }, \
1391                         { NFSERR_BADHANDLE, "BADHANDLE" }, \
1392                         { NFSERR_NOT_SYNC, "NOTSYNC" }, \
1393                         { NFSERR_BAD_COOKIE, "BADCOOKIE" }, \
1394                         { NFSERR_NOTSUPP, "NOTSUPP" }, \
1395                         { NFSERR_TOOSMALL, "TOOSMALL" }, \
1396                         { NFSERR_SERVERFAULT, "REMOTEIO" }, \
1397                         { NFSERR_BADTYPE, "BADTYPE" }, \
1398                         { NFSERR_JUKEBOX, "JUKEBOX" })
1399
1400 DECLARE_EVENT_CLASS(nfs_xdr_event,
1401                 TP_PROTO(
1402                         const struct xdr_stream *xdr,
1403                         int error
1404                 ),
1405
1406                 TP_ARGS(xdr, error),
1407
1408                 TP_STRUCT__entry(
1409                         __field(unsigned int, task_id)
1410                         __field(unsigned int, client_id)
1411                         __field(u32, xid)
1412                         __field(int, version)
1413                         __field(unsigned long, error)
1414                         __string(program,
1415                                  xdr->rqst->rq_task->tk_client->cl_program->name)
1416                         __string(procedure,
1417                                  xdr->rqst->rq_task->tk_msg.rpc_proc->p_name)
1418                 ),
1419
1420                 TP_fast_assign(
1421                         const struct rpc_rqst *rqstp = xdr->rqst;
1422                         const struct rpc_task *task = rqstp->rq_task;
1423
1424                         __entry->task_id = task->tk_pid;
1425                         __entry->client_id = task->tk_client->cl_clid;
1426                         __entry->xid = be32_to_cpu(rqstp->rq_xid);
1427                         __entry->version = task->tk_client->cl_vers;
1428                         __entry->error = error;
1429                         __assign_str(program,
1430                                      task->tk_client->cl_program->name)
1431                         __assign_str(procedure, task->tk_msg.rpc_proc->p_name)
1432                 ),
1433
1434                 TP_printk(
1435                         "task:%u@%d xid=0x%08x %sv%d %s error=%ld (%s)",
1436                         __entry->task_id, __entry->client_id, __entry->xid,
1437                         __get_str(program), __entry->version,
1438                         __get_str(procedure), -__entry->error,
1439                         nfs_show_status(__entry->error)
1440                 )
1441 );
1442 #define DEFINE_NFS_XDR_EVENT(name) \
1443         DEFINE_EVENT(nfs_xdr_event, name, \
1444                         TP_PROTO( \
1445                                 const struct xdr_stream *xdr, \
1446                                 int error \
1447                         ), \
1448                         TP_ARGS(xdr, error))
1449 DEFINE_NFS_XDR_EVENT(nfs_xdr_status);
1450 DEFINE_NFS_XDR_EVENT(nfs_xdr_bad_filehandle);
1451
1452 #endif /* _TRACE_NFS_H */
1453
1454 #undef TRACE_INCLUDE_PATH
1455 #define TRACE_INCLUDE_PATH .
1456 #define TRACE_INCLUDE_FILE nfstrace
1457 /* This part must be outside protection */
1458 #include <trace/define_trace.h>