include/trace/events/btrfs.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM btrfs
   3
   4 #if !defined(_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_BTRFS_H
   6
   7 #include <linux/writeback.h>
   8 #include <linux/tracepoint.h>
   9 #include <trace/events/gfpflags.h>
  10
  11 struct btrfs_root;
  12 struct btrfs_fs_info;
  13 struct btrfs_inode;
  14 struct extent_map;
  15 struct btrfs_ordered_extent;
  16 struct btrfs_delayed_ref_node;
  17 struct btrfs_delayed_tree_ref;
  18 struct btrfs_delayed_data_ref;
  19 struct btrfs_delayed_ref_head;
  20 struct btrfs_block_group_cache;
  21 struct btrfs_free_cluster;
  22 struct map_lookup;
  23 struct extent_buffer;
  24
  25 #define show_ref_type(type)                                             \
  26         __print_symbolic(type,                                          \
  27                 { BTRFS_TREE_BLOCK_REF_KEY,     "TREE_BLOCK_REF" },     \
  28                 { BTRFS_EXTENT_DATA_REF_KEY,    "EXTENT_DATA_REF" },    \
  29                 { BTRFS_EXTENT_REF_V0_KEY,      "EXTENT_REF_V0" },      \
  30                 { BTRFS_SHARED_BLOCK_REF_KEY,   "SHARED_BLOCK_REF" },   \
  31                 { BTRFS_SHARED_DATA_REF_KEY,    "SHARED_DATA_REF" })
  32
  33 #define __show_root_type(obj)                                           \
  34         __print_symbolic_u64(obj,                                       \
  35                 { BTRFS_ROOT_TREE_OBJECTID,     "ROOT_TREE"     },      \
  36                 { BTRFS_EXTENT_TREE_OBJECTID,   "EXTENT_TREE"   },      \
  37                 { BTRFS_CHUNK_TREE_OBJECTID,    "CHUNK_TREE"    },      \
  38                 { BTRFS_DEV_TREE_OBJECTID,      "DEV_TREE"      },      \
  39                 { BTRFS_FS_TREE_OBJECTID,       "FS_TREE"       },      \
  40                 { BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR" },      \
  41                 { BTRFS_CSUM_TREE_OBJECTID,     "CSUM_TREE"     },      \
  42                 { BTRFS_TREE_LOG_OBJECTID,      "TREE_LOG"      },      \
  43                 { BTRFS_QUOTA_TREE_OBJECTID,    "QUOTA_TREE"    },      \
  44                 { BTRFS_TREE_RELOC_OBJECTID,    "TREE_RELOC"    },      \
  45                 { BTRFS_UUID_TREE_OBJECTID,     "UUID_RELOC"    },      \
  46                 { BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
  47
  48 #define show_root_type(obj)                                             \
  49         obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||                \
  50               (obj >= BTRFS_ROOT_TREE_OBJECTID &&                       \
  51                obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
  52
  53 #define BTRFS_GROUP_FLAGS       \
  54         { BTRFS_BLOCK_GROUP_DATA,       "DATA"},        \
  55         { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
  56         { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
  57         { BTRFS_BLOCK_GROUP_RAID0,      "RAID0"},       \
  58         { BTRFS_BLOCK_GROUP_RAID1,      "RAID1"},       \
  59         { BTRFS_BLOCK_GROUP_DUP,        "DUP"},         \
  60         { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
  61         { BTRFS_BLOCK_GROUP_RAID5,      "RAID5"},       \
  62         { BTRFS_BLOCK_GROUP_RAID6,      "RAID6"}
  63
  64 #define BTRFS_UUID_SIZE 16
  65
  66 TRACE_EVENT(btrfs_transaction_commit,
  67
  68         TP_PROTO(struct btrfs_root *root),
  69
  70         TP_ARGS(root),
  71
  72         TP_STRUCT__entry(
  73                 __field(        u64,  generation                )
  74                 __field(        u64,  root_objectid             )
  75         ),
  76
  77         TP_fast_assign(
  78                 __entry->generation     = root->fs_info->generation;
  79                 __entry->root_objectid  = root->root_key.objectid;
  80         ),
  81
  82         TP_printk("root = %llu(%s), gen = %llu",
  83                   show_root_type(__entry->root_objectid),
  84                   (unsigned long long)__entry->generation)
  85 );
  86
  87 DECLARE_EVENT_CLASS(btrfs__inode,
  88
  89         TP_PROTO(struct inode *inode),
  90
  91         TP_ARGS(inode),
  92
  93         TP_STRUCT__entry(
  94                 __field(        ino_t,  ino                     )
  95                 __field(        blkcnt_t,  blocks               )
  96                 __field(        u64,  disk_i_size               )
  97                 __field(        u64,  generation                )
  98                 __field(        u64,  last_trans                )
  99                 __field(        u64,  logged_trans              )
 100                 __field(        u64,  root_objectid             )
 101         ),
 102
 103         TP_fast_assign(
 104                 __entry->ino    = inode->i_ino;
 105                 __entry->blocks = inode->i_blocks;
 106                 __entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
 107                 __entry->generation = BTRFS_I(inode)->generation;
 108                 __entry->last_trans = BTRFS_I(inode)->last_trans;
 109                 __entry->logged_trans = BTRFS_I(inode)->logged_trans;
 110                 __entry->root_objectid =
 111                                 BTRFS_I(inode)->root->root_key.objectid;
 112         ),
 113
 114         TP_printk("root = %llu(%s), gen = %llu, ino = %lu, blocks = %llu, "
 115                   "disk_i_size = %llu, last_trans = %llu, logged_trans = %llu",
 116                   show_root_type(__entry->root_objectid),
 117                   (unsigned long long)__entry->generation,
 118                   (unsigned long)__entry->ino,
 119                   (unsigned long long)__entry->blocks,
 120                   (unsigned long long)__entry->disk_i_size,
 121                   (unsigned long long)__entry->last_trans,
 122                   (unsigned long long)__entry->logged_trans)
 123 );
 124
 125 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
 126
 127         TP_PROTO(struct inode *inode),
 128
 129         TP_ARGS(inode)
 130 );
 131
 132 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
 133
 134         TP_PROTO(struct inode *inode),
 135
 136         TP_ARGS(inode)
 137 );
 138
 139 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
 140
 141         TP_PROTO(struct inode *inode),
 142
 143         TP_ARGS(inode)
 144 );
 145
 146 #define __show_map_type(type)                                           \
 147         __print_symbolic_u64(type,                                      \
 148                 { EXTENT_MAP_LAST_BYTE, "LAST_BYTE"     },              \
 149                 { EXTENT_MAP_HOLE,      "HOLE"          },              \
 150                 { EXTENT_MAP_INLINE,    "INLINE"        },              \
 151                 { EXTENT_MAP_DELALLOC,  "DELALLOC"      })
 152
 153 #define show_map_type(type)                     \
 154         type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
 155
 156 #define show_map_flags(flag)                                            \
 157         __print_flags(flag, "|",                                        \
 158                 { EXTENT_FLAG_PINNED,           "PINNED"        },      \
 159                 { EXTENT_FLAG_COMPRESSED,       "COMPRESSED"    },      \
 160                 { EXTENT_FLAG_VACANCY,          "VACANCY"       },      \
 161                 { EXTENT_FLAG_PREALLOC,         "PREALLOC"      },      \
 162                 { EXTENT_FLAG_LOGGING,          "LOGGING"       },      \
 163                 { EXTENT_FLAG_FILLING,          "FILLING"       })
 164
 165 TRACE_EVENT(btrfs_get_extent,
 166
 167         TP_PROTO(struct btrfs_root *root, struct extent_map *map),
 168
 169         TP_ARGS(root, map),
 170
 171         TP_STRUCT__entry(
 172                 __field(        u64,  root_objectid     )
 173                 __field(        u64,  start             )
 174                 __field(        u64,  len               )
 175                 __field(        u64,  orig_start        )
 176                 __field(        u64,  block_start       )
 177                 __field(        u64,  block_len         )
 178                 __field(        unsigned long,  flags   )
 179                 __field(        int,  refs              )
 180                 __field(        unsigned int,  compress_type    )
 181         ),
 182
 183         TP_fast_assign(
 184                 __entry->root_objectid  = root->root_key.objectid;
 185                 __entry->start          = map->start;
 186                 __entry->len            = map->len;
 187                 __entry->orig_start     = map->orig_start;
 188                 __entry->block_start    = map->block_start;
 189                 __entry->block_len      = map->block_len;
 190                 __entry->flags          = map->flags;
 191                 __entry->refs           = atomic_read(&map->refs);
 192                 __entry->compress_type  = map->compress_type;
 193         ),
 194
 195         TP_printk("root = %llu(%s), start = %llu, len = %llu, "
 196                   "orig_start = %llu, block_start = %llu(%s), "
 197                   "block_len = %llu, flags = %s, refs = %u, "
 198                   "compress_type = %u",
 199                   show_root_type(__entry->root_objectid),
 200                   (unsigned long long)__entry->start,
 201                   (unsigned long long)__entry->len,
 202                   (unsigned long long)__entry->orig_start,
 203                   show_map_type(__entry->block_start),
 204                   (unsigned long long)__entry->block_len,
 205                   show_map_flags(__entry->flags),
 206                   __entry->refs, __entry->compress_type)
 207 );
 208
 209 #define show_ordered_flags(flags)                                       \
 210         __print_symbolic(flags,                                         \
 211                 { BTRFS_ORDERED_IO_DONE,        "IO_DONE"       },      \
 212                 { BTRFS_ORDERED_COMPLETE,       "COMPLETE"      },      \
 213                 { BTRFS_ORDERED_NOCOW,          "NOCOW"         },      \
 214                 { BTRFS_ORDERED_COMPRESSED,     "COMPRESSED"    },      \
 215                 { BTRFS_ORDERED_PREALLOC,       "PREALLOC"      },      \
 216                 { BTRFS_ORDERED_DIRECT,         "DIRECT"        },      \
 217                 { BTRFS_ORDERED_IOERR,          "IOERR"         },      \
 218                 { BTRFS_ORDERED_UPDATED_ISIZE,  "UPDATED_ISIZE" },      \
 219                 { BTRFS_ORDERED_LOGGED_CSUM,    "LOGGED_CSUM"   })
 220
 221
 222 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 223
 224         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 225
 226         TP_ARGS(inode, ordered),
 227
 228         TP_STRUCT__entry(
 229                 __field(        ino_t,  ino             )
 230                 __field(        u64,  file_offset       )
 231                 __field(        u64,  start             )
 232                 __field(        u64,  len               )
 233                 __field(        u64,  disk_len          )
 234                 __field(        u64,  bytes_left        )
 235                 __field(        unsigned long,  flags   )
 236                 __field(        int,  compress_type     )
 237                 __field(        int,  refs              )
 238                 __field(        u64,  root_objectid     )
 239         ),
 240
 241         TP_fast_assign(
 242                 __entry->ino            = inode->i_ino;
 243                 __entry->file_offset    = ordered->file_offset;
 244                 __entry->start          = ordered->start;
 245                 __entry->len            = ordered->len;
 246                 __entry->disk_len       = ordered->disk_len;
 247                 __entry->bytes_left     = ordered->bytes_left;
 248                 __entry->flags          = ordered->flags;
 249                 __entry->compress_type  = ordered->compress_type;
 250                 __entry->refs           = atomic_read(&ordered->refs);
 251                 __entry->root_objectid  =
 252                                 BTRFS_I(inode)->root->root_key.objectid;
 253         ),
 254
 255         TP_printk("root = %llu(%s), ino = %llu, file_offset = %llu, "
 256                   "start = %llu, len = %llu, disk_len = %llu, "
 257                   "bytes_left = %llu, flags = %s, compress_type = %d, "
 258                   "refs = %d",
 259                   show_root_type(__entry->root_objectid),
 260                   (unsigned long long)__entry->ino,
 261                   (unsigned long long)__entry->file_offset,
 262                   (unsigned long long)__entry->start,
 263                   (unsigned long long)__entry->len,
 264                   (unsigned long long)__entry->disk_len,
 265                   (unsigned long long)__entry->bytes_left,
 266                   show_ordered_flags(__entry->flags),
 267                   __entry->compress_type, __entry->refs)
 268 );
 269
 270 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 271
 272         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 273
 274         TP_ARGS(inode, ordered)
 275 );
 276
 277 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 278
 279         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 280
 281         TP_ARGS(inode, ordered)
 282 );
 283
 284 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 285
 286         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 287
 288         TP_ARGS(inode, ordered)
 289 );
 290
 291 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 292
 293         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 294
 295         TP_ARGS(inode, ordered)
 296 );
 297
 298 DECLARE_EVENT_CLASS(btrfs__writepage,
 299
 300         TP_PROTO(struct page *page, struct inode *inode,
 301                  struct writeback_control *wbc),
 302
 303         TP_ARGS(page, inode, wbc),
 304
 305         TP_STRUCT__entry(
 306                 __field(        ino_t,  ino                     )
 307                 __field(        pgoff_t,  index                 )
 308                 __field(        long,   nr_to_write             )
 309                 __field(        long,   pages_skipped           )
 310                 __field(        loff_t, range_start             )
 311                 __field(        loff_t, range_end               )
 312                 __field(        char,   for_kupdate             )
 313                 __field(        char,   for_reclaim             )
 314                 __field(        char,   range_cyclic            )
 315                 __field(        pgoff_t,  writeback_index       )
 316                 __field(        u64,    root_objectid           )
 317         ),
 318
 319         TP_fast_assign(
 320                 __entry->ino            = inode->i_ino;
 321                 __entry->index          = page->index;
 322                 __entry->nr_to_write    = wbc->nr_to_write;
 323                 __entry->pages_skipped  = wbc->pages_skipped;
 324                 __entry->range_start    = wbc->range_start;
 325                 __entry->range_end      = wbc->range_end;
 326                 __entry->for_kupdate    = wbc->for_kupdate;
 327                 __entry->for_reclaim    = wbc->for_reclaim;
 328                 __entry->range_cyclic   = wbc->range_cyclic;
 329                 __entry->writeback_index = inode->i_mapping->writeback_index;
 330                 __entry->root_objectid  =
 331                                  BTRFS_I(inode)->root->root_key.objectid;
 332         ),
 333
 334         TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, "
 335                   "nr_to_write = %ld, pages_skipped = %ld, range_start = %llu, "
 336                   "range_end = %llu, for_kupdate = %d, "
 337                   "for_reclaim = %d, range_cyclic = %d, writeback_index = %lu",
 338                   show_root_type(__entry->root_objectid),
 339                   (unsigned long)__entry->ino, __entry->index,
 340                   __entry->nr_to_write, __entry->pages_skipped,
 341                   __entry->range_start, __entry->range_end,
 342                   __entry->for_kupdate,
 343                   __entry->for_reclaim, __entry->range_cyclic,
 344                   (unsigned long)__entry->writeback_index)
 345 );
 346
 347 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 348
 349         TP_PROTO(struct page *page, struct inode *inode,
 350                  struct writeback_control *wbc),
 351
 352         TP_ARGS(page, inode, wbc)
 353 );
 354
 355 TRACE_EVENT(btrfs_writepage_end_io_hook,
 356
 357         TP_PROTO(struct page *page, u64 start, u64 end, int uptodate),
 358
 359         TP_ARGS(page, start, end, uptodate),
 360
 361         TP_STRUCT__entry(
 362                 __field(        ino_t,   ino            )
 363                 __field(        pgoff_t, index          )
 364                 __field(        u64,     start          )
 365                 __field(        u64,     end            )
 366                 __field(        int,     uptodate       )
 367                 __field(        u64,    root_objectid   )
 368         ),
 369
 370         TP_fast_assign(
 371                 __entry->ino    = page->mapping->host->i_ino;
 372                 __entry->index  = page->index;
 373                 __entry->start  = start;
 374                 __entry->end    = end;
 375                 __entry->uptodate = uptodate;
 376                 __entry->root_objectid  =
 377                          BTRFS_I(page->mapping->host)->root->root_key.objectid;
 378         ),
 379
 380         TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, start = %llu, "
 381                   "end = %llu, uptodate = %d",
 382                   show_root_type(__entry->root_objectid),
 383                   (unsigned long)__entry->ino, (unsigned long)__entry->index,
 384                   (unsigned long long)__entry->start,
 385                   (unsigned long long)__entry->end, __entry->uptodate)
 386 );
 387
 388 TRACE_EVENT(btrfs_sync_file,
 389
 390         TP_PROTO(struct file *file, int datasync),
 391
 392         TP_ARGS(file, datasync),
 393
 394         TP_STRUCT__entry(
 395                 __field(        ino_t,  ino             )
 396                 __field(        ino_t,  parent          )
 397                 __field(        int,    datasync        )
 398                 __field(        u64,    root_objectid   )
 399         ),
 400
 401         TP_fast_assign(
 402                 struct dentry *dentry = file->f_path.dentry;
 403                 struct inode *inode = dentry->d_inode;
 404
 405                 __entry->ino            = inode->i_ino;
 406                 __entry->parent         = dentry->d_parent->d_inode->i_ino;
 407                 __entry->datasync       = datasync;
 408                 __entry->root_objectid  =
 409                                  BTRFS_I(inode)->root->root_key.objectid;
 410         ),
 411
 412         TP_printk("root = %llu(%s), ino = %ld, parent = %ld, datasync = %d",
 413                   show_root_type(__entry->root_objectid),
 414                   (unsigned long)__entry->ino, (unsigned long)__entry->parent,
 415                   __entry->datasync)
 416 );
 417
 418 TRACE_EVENT(btrfs_sync_fs,
 419
 420         TP_PROTO(int wait),
 421
 422         TP_ARGS(wait),
 423
 424         TP_STRUCT__entry(
 425                 __field(        int,  wait              )
 426         ),
 427
 428         TP_fast_assign(
 429                 __entry->wait   = wait;
 430         ),
 431
 432         TP_printk("wait = %d", __entry->wait)
 433 );
 434
 435 #define show_ref_action(action)                                         \
 436         __print_symbolic(action,                                        \
 437                 { BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },        \
 438                 { BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },       \
 439                 { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" },     \
 440                 { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
 441
 442
 443 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 444
 445         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 446                  struct btrfs_delayed_tree_ref *full_ref,
 447                  int action),
 448
 449         TP_ARGS(ref, full_ref, action),
 450
 451         TP_STRUCT__entry(
 452                 __field(        u64,  bytenr            )
 453                 __field(        u64,  num_bytes         )
 454                 __field(        int,  action            )
 455                 __field(        u64,  parent            )
 456                 __field(        u64,  ref_root          )
 457                 __field(        int,  level             )
 458                 __field(        int,  type              )
 459                 __field(        u64,  seq               )
 460         ),
 461
 462         TP_fast_assign(
 463                 __entry->bytenr         = ref->bytenr;
 464                 __entry->num_bytes      = ref->num_bytes;
 465                 __entry->action         = action;
 466                 __entry->parent         = full_ref->parent;
 467                 __entry->ref_root       = full_ref->root;
 468                 __entry->level          = full_ref->level;
 469                 __entry->type           = ref->type;
 470                 __entry->seq            = ref->seq;
 471         ),
 472
 473         TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
 474                   "parent = %llu(%s), ref_root = %llu(%s), level = %d, "
 475                   "type = %s, seq = %llu",
 476                   (unsigned long long)__entry->bytenr,
 477                   (unsigned long long)__entry->num_bytes,
 478                   show_ref_action(__entry->action),
 479                   show_root_type(__entry->parent),
 480                   show_root_type(__entry->ref_root),
 481                   __entry->level, show_ref_type(__entry->type),
 482                   (unsigned long long)__entry->seq)
 483 );
 484
 485 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 486
 487         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 488                  struct btrfs_delayed_tree_ref *full_ref,
 489                  int action),
 490
 491         TP_ARGS(ref, full_ref, action)
 492 );
 493
 494 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 495
 496         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 497                  struct btrfs_delayed_tree_ref *full_ref,
 498                  int action),
 499
 500         TP_ARGS(ref, full_ref, action)
 501 );
 502
 503 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 504
 505         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 506                  struct btrfs_delayed_data_ref *full_ref,
 507                  int action),
 508
 509         TP_ARGS(ref, full_ref, action),
 510
 511         TP_STRUCT__entry(
 512                 __field(        u64,  bytenr            )
 513                 __field(        u64,  num_bytes         )
 514                 __field(        int,  action            )
 515                 __field(        u64,  parent            )
 516                 __field(        u64,  ref_root          )
 517                 __field(        u64,  owner             )
 518                 __field(        u64,  offset            )
 519                 __field(        int,  type              )
 520                 __field(        u64,  seq               )
 521         ),
 522
 523         TP_fast_assign(
 524                 __entry->bytenr         = ref->bytenr;
 525                 __entry->num_bytes      = ref->num_bytes;
 526                 __entry->action         = action;
 527                 __entry->parent         = full_ref->parent;
 528                 __entry->ref_root       = full_ref->root;
 529                 __entry->owner          = full_ref->objectid;
 530                 __entry->offset         = full_ref->offset;
 531                 __entry->type           = ref->type;
 532                 __entry->seq            = ref->seq;
 533         ),
 534
 535         TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
 536                   "parent = %llu(%s), ref_root = %llu(%s), owner = %llu, "
 537                   "offset = %llu, type = %s, seq = %llu",
 538                   (unsigned long long)__entry->bytenr,
 539                   (unsigned long long)__entry->num_bytes,
 540                   show_ref_action(__entry->action),
 541                   show_root_type(__entry->parent),
 542                   show_root_type(__entry->ref_root),
 543                   (unsigned long long)__entry->owner,
 544                   (unsigned long long)__entry->offset,
 545                   show_ref_type(__entry->type),
 546                   (unsigned long long)__entry->seq)
 547 );
 548
 549 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 550
 551         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 552                  struct btrfs_delayed_data_ref *full_ref,
 553                  int action),
 554
 555         TP_ARGS(ref, full_ref, action)
 556 );
 557
 558 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 559
 560         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 561                  struct btrfs_delayed_data_ref *full_ref,
 562                  int action),
 563
 564         TP_ARGS(ref, full_ref, action)
 565 );
 566
 567 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 568
 569         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 570                  struct btrfs_delayed_ref_head *head_ref,
 571                  int action),
 572
 573         TP_ARGS(ref, head_ref, action),
 574
 575         TP_STRUCT__entry(
 576                 __field(        u64,  bytenr            )
 577                 __field(        u64,  num_bytes         )
 578                 __field(        int,  action            )
 579                 __field(        int,  is_data           )
 580         ),
 581
 582         TP_fast_assign(
 583                 __entry->bytenr         = ref->bytenr;
 584                 __entry->num_bytes      = ref->num_bytes;
 585                 __entry->action         = action;
 586                 __entry->is_data        = head_ref->is_data;
 587         ),
 588
 589         TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, is_data = %d",
 590                   (unsigned long long)__entry->bytenr,
 591                   (unsigned long long)__entry->num_bytes,
 592                   show_ref_action(__entry->action),
 593                   __entry->is_data)
 594 );
 595
 596 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 597
 598         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 599                  struct btrfs_delayed_ref_head *head_ref,
 600                  int action),
 601
 602         TP_ARGS(ref, head_ref, action)
 603 );
 604
 605 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 606
 607         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 608                  struct btrfs_delayed_ref_head *head_ref,
 609                  int action),
 610
 611         TP_ARGS(ref, head_ref, action)
 612 );
 613
 614 #define show_chunk_type(type)                                   \
 615         __print_flags(type, "|",                                \
 616                 { BTRFS_BLOCK_GROUP_DATA,       "DATA"  },      \
 617                 { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
 618                 { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
 619                 { BTRFS_BLOCK_GROUP_RAID0,      "RAID0" },      \
 620                 { BTRFS_BLOCK_GROUP_RAID1,      "RAID1" },      \
 621                 { BTRFS_BLOCK_GROUP_DUP,        "DUP"   },      \
 622                 { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
 623                 { BTRFS_BLOCK_GROUP_RAID5,      "RAID5" },      \
 624                 { BTRFS_BLOCK_GROUP_RAID6,      "RAID6" })
 625
 626 DECLARE_EVENT_CLASS(btrfs__chunk,
 627
 628         TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
 629                  u64 offset, u64 size),
 630
 631         TP_ARGS(root, map, offset, size),
 632
 633         TP_STRUCT__entry(
 634                 __field(        int,  num_stripes               )
 635                 __field(        u64,  type                      )
 636                 __field(        int,  sub_stripes               )
 637                 __field(        u64,  offset                    )
 638                 __field(        u64,  size                      )
 639                 __field(        u64,  root_objectid             )
 640         ),
 641
 642         TP_fast_assign(
 643                 __entry->num_stripes    = map->num_stripes;
 644                 __entry->type           = map->type;
 645                 __entry->sub_stripes    = map->sub_stripes;
 646                 __entry->offset         = offset;
 647                 __entry->size           = size;
 648                 __entry->root_objectid  = root->root_key.objectid;
 649         ),
 650
 651         TP_printk("root = %llu(%s), offset = %llu, size = %llu, "
 652                   "num_stripes = %d, sub_stripes = %d, type = %s",
 653                   show_root_type(__entry->root_objectid),
 654                   (unsigned long long)__entry->offset,
 655                   (unsigned long long)__entry->size,
 656                   __entry->num_stripes, __entry->sub_stripes,
 657                   show_chunk_type(__entry->type))
 658 );
 659
 660 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
 661
 662         TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
 663                  u64 offset, u64 size),
 664
 665         TP_ARGS(root, map, offset, size)
 666 );
 667
 668 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
 669
 670         TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
 671                  u64 offset, u64 size),
 672
 673         TP_ARGS(root, map, offset, size)
 674 );
 675
 676 TRACE_EVENT(btrfs_cow_block,
 677
 678         TP_PROTO(struct btrfs_root *root, struct extent_buffer *buf,
 679                  struct extent_buffer *cow),
 680
 681         TP_ARGS(root, buf, cow),
 682
 683         TP_STRUCT__entry(
 684                 __field(        u64,  root_objectid             )
 685                 __field(        u64,  buf_start                 )
 686                 __field(        int,  refs                      )
 687                 __field(        u64,  cow_start                 )
 688                 __field(        int,  buf_level                 )
 689                 __field(        int,  cow_level                 )
 690         ),
 691
 692         TP_fast_assign(
 693                 __entry->root_objectid  = root->root_key.objectid;
 694                 __entry->buf_start      = buf->start;
 695                 __entry->refs           = atomic_read(&buf->refs);
 696                 __entry->cow_start      = cow->start;
 697                 __entry->buf_level      = btrfs_header_level(buf);
 698                 __entry->cow_level      = btrfs_header_level(cow);
 699         ),
 700
 701         TP_printk("root = %llu(%s), refs = %d, orig_buf = %llu "
 702                   "(orig_level = %d), cow_buf = %llu (cow_level = %d)",
 703                   show_root_type(__entry->root_objectid),
 704                   __entry->refs,
 705                   (unsigned long long)__entry->buf_start,
 706                   __entry->buf_level,
 707                   (unsigned long long)__entry->cow_start,
 708                   __entry->cow_level)
 709 );
 710
 711 TRACE_EVENT(btrfs_space_reservation,
 712
 713         TP_PROTO(struct btrfs_fs_info *fs_info, char *type, u64 val,
 714                  u64 bytes, int reserve),
 715
 716         TP_ARGS(fs_info, type, val, bytes, reserve),
 717
 718         TP_STRUCT__entry(
 719                 __array(        u8,     fsid,   BTRFS_UUID_SIZE )
 720                 __string(       type,   type                    )
 721                 __field(        u64,    val                     )
 722                 __field(        u64,    bytes                   )
 723                 __field(        int,    reserve                 )
 724         ),
 725
 726         TP_fast_assign(
 727                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE);
 728                 __assign_str(type, type);
 729                 __entry->val            = val;
 730                 __entry->bytes          = bytes;
 731                 __entry->reserve        = reserve;
 732         ),
 733
 734         TP_printk("%pU: %s: %Lu %s %Lu", __entry->fsid, __get_str(type),
 735                   __entry->val, __entry->reserve ? "reserve" : "release",
 736                   __entry->bytes)
 737 );
 738
 739 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
 740
 741         TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 742
 743         TP_ARGS(root, start, len),
 744
 745         TP_STRUCT__entry(
 746                 __field(        u64,  root_objectid             )
 747                 __field(        u64,  start                     )
 748                 __field(        u64,  len                       )
 749         ),
 750
 751         TP_fast_assign(
 752                 __entry->root_objectid  = root->root_key.objectid;
 753                 __entry->start          = start;
 754                 __entry->len            = len;
 755         ),
 756
 757         TP_printk("root = %llu(%s), start = %llu, len = %llu",
 758                   show_root_type(__entry->root_objectid),
 759                   (unsigned long long)__entry->start,
 760                   (unsigned long long)__entry->len)
 761 );
 762
 763 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
 764
 765         TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 766
 767         TP_ARGS(root, start, len)
 768 );
 769
 770 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
 771
 772         TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 773
 774         TP_ARGS(root, start, len)
 775 );
 776
 777 TRACE_EVENT(find_free_extent,
 778
 779         TP_PROTO(struct btrfs_root *root, u64 num_bytes, u64 empty_size,
 780                  u64 data),
 781
 782         TP_ARGS(root, num_bytes, empty_size, data),
 783
 784         TP_STRUCT__entry(
 785                 __field(        u64,    root_objectid           )
 786                 __field(        u64,    num_bytes               )
 787                 __field(        u64,    empty_size              )
 788                 __field(        u64,    data                    )
 789         ),
 790
 791         TP_fast_assign(
 792                 __entry->root_objectid  = root->root_key.objectid;
 793                 __entry->num_bytes      = num_bytes;
 794                 __entry->empty_size     = empty_size;
 795                 __entry->data           = data;
 796         ),
 797
 798         TP_printk("root = %Lu(%s), len = %Lu, empty_size = %Lu, "
 799                   "flags = %Lu(%s)", show_root_type(__entry->root_objectid),
 800                   __entry->num_bytes, __entry->empty_size, __entry->data,
 801                   __print_flags((unsigned long)__entry->data, "|",
 802                                  BTRFS_GROUP_FLAGS))
 803 );
 804
 805 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
 806
 807         TP_PROTO(struct btrfs_root *root,
 808                  struct btrfs_block_group_cache *block_group, u64 start,
 809                  u64 len),
 810
 811         TP_ARGS(root, block_group, start, len),
 812
 813         TP_STRUCT__entry(
 814                 __field(        u64,    root_objectid           )
 815                 __field(        u64,    bg_objectid             )
 816                 __field(        u64,    flags                   )
 817                 __field(        u64,    start                   )
 818                 __field(        u64,    len                     )
 819         ),
 820
 821         TP_fast_assign(
 822                 __entry->root_objectid  = root->root_key.objectid;
 823                 __entry->bg_objectid    = block_group->key.objectid;
 824                 __entry->flags          = block_group->flags;
 825                 __entry->start          = start;
 826                 __entry->len            = len;
 827         ),
 828
 829         TP_printk("root = %Lu(%s), block_group = %Lu, flags = %Lu(%s), "
 830                   "start = %Lu, len = %Lu",
 831                   show_root_type(__entry->root_objectid), __entry->bg_objectid,
 832                   __entry->flags, __print_flags((unsigned long)__entry->flags,
 833                                                 "|", BTRFS_GROUP_FLAGS),
 834                   __entry->start, __entry->len)
 835 );
 836
 837 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
 838
 839         TP_PROTO(struct btrfs_root *root,
 840                  struct btrfs_block_group_cache *block_group, u64 start,
 841                  u64 len),
 842
 843         TP_ARGS(root, block_group, start, len)
 844 );
 845
 846 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
 847
 848         TP_PROTO(struct btrfs_root *root,
 849                  struct btrfs_block_group_cache *block_group, u64 start,
 850                  u64 len),
 851
 852         TP_ARGS(root, block_group, start, len)
 853 );
 854
 855 TRACE_EVENT(btrfs_find_cluster,
 856
 857         TP_PROTO(struct btrfs_block_group_cache *block_group, u64 start,
 858                  u64 bytes, u64 empty_size, u64 min_bytes),
 859
 860         TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
 861
 862         TP_STRUCT__entry(
 863                 __field(        u64,    bg_objectid             )
 864                 __field(        u64,    flags                   )
 865                 __field(        u64,    start                   )
 866                 __field(        u64,    bytes                   )
 867                 __field(        u64,    empty_size              )
 868                 __field(        u64,    min_bytes               )
 869         ),
 870
 871         TP_fast_assign(
 872                 __entry->bg_objectid    = block_group->key.objectid;
 873                 __entry->flags          = block_group->flags;
 874                 __entry->start          = start;
 875                 __entry->bytes          = bytes;
 876                 __entry->empty_size     = empty_size;
 877                 __entry->min_bytes      = min_bytes;
 878         ),
 879
 880         TP_printk("block_group = %Lu, flags = %Lu(%s), start = %Lu, len = %Lu,"
 881                   " empty_size = %Lu, min_bytes = %Lu", __entry->bg_objectid,
 882                   __entry->flags,
 883                   __print_flags((unsigned long)__entry->flags, "|",
 884                                 BTRFS_GROUP_FLAGS), __entry->start,
 885                   __entry->bytes, __entry->empty_size,  __entry->min_bytes)
 886 );
 887
 888 TRACE_EVENT(btrfs_failed_cluster_setup,
 889
 890         TP_PROTO(struct btrfs_block_group_cache *block_group),
 891
 892         TP_ARGS(block_group),
 893
 894         TP_STRUCT__entry(
 895                 __field(        u64,    bg_objectid             )
 896         ),
 897
 898         TP_fast_assign(
 899                 __entry->bg_objectid    = block_group->key.objectid;
 900         ),
 901
 902         TP_printk("block_group = %Lu", __entry->bg_objectid)
 903 );
 904
 905 TRACE_EVENT(btrfs_setup_cluster,
 906
 907         TP_PROTO(struct btrfs_block_group_cache *block_group,
 908                  struct btrfs_free_cluster *cluster, u64 size, int bitmap),
 909
 910         TP_ARGS(block_group, cluster, size, bitmap),
 911
 912         TP_STRUCT__entry(
 913                 __field(        u64,    bg_objectid             )
 914                 __field(        u64,    flags                   )
 915                 __field(        u64,    start                   )
 916                 __field(        u64,    max_size                )
 917                 __field(        u64,    size                    )
 918                 __field(        int,    bitmap                  )
 919         ),
 920
 921         TP_fast_assign(
 922                 __entry->bg_objectid    = block_group->key.objectid;
 923                 __entry->flags          = block_group->flags;
 924                 __entry->start          = cluster->window_start;
 925                 __entry->max_size       = cluster->max_size;
 926                 __entry->size           = size;
 927                 __entry->bitmap         = bitmap;
 928         ),
 929
 930         TP_printk("block_group = %Lu, flags = %Lu(%s), window_start = %Lu, "
 931                   "size = %Lu, max_size = %Lu, bitmap = %d",
 932                   __entry->bg_objectid,
 933                   __entry->flags,
 934                   __print_flags((unsigned long)__entry->flags, "|",
 935                                 BTRFS_GROUP_FLAGS), __entry->start,
 936                   __entry->size, __entry->max_size, __entry->bitmap)
 937 );
 938
 939 struct extent_state;
 940 TRACE_EVENT(alloc_extent_state,
 941
 942         TP_PROTO(struct extent_state *state, gfp_t mask, unsigned long IP),
 943
 944         TP_ARGS(state, mask, IP),
 945
 946         TP_STRUCT__entry(
 947                 __field(struct extent_state *, state)
 948                 __field(gfp_t, mask)
 949                 __field(unsigned long, ip)
 950         ),
 951
 952         TP_fast_assign(
 953                 __entry->state  = state,
 954                 __entry->mask   = mask,
 955                 __entry->ip     = IP
 956         ),
 957
 958         TP_printk("state=%p; mask = %s; caller = %pF", __entry->state,
 959                   show_gfp_flags(__entry->mask), (void *)__entry->ip)
 960 );
 961
 962 TRACE_EVENT(free_extent_state,
 963
 964         TP_PROTO(struct extent_state *state, unsigned long IP),
 965
 966         TP_ARGS(state, IP),
 967
 968         TP_STRUCT__entry(
 969                 __field(struct extent_state *, state)
 970                 __field(unsigned long, ip)
 971         ),
 972
 973         TP_fast_assign(
 974                 __entry->state  = state,
 975                 __entry->ip = IP
 976         ),
 977
 978         TP_printk(" state=%p; caller = %pF", __entry->state,
 979                   (void *)__entry->ip)
 980 );
 981
 982 #endif /* _TRACE_BTRFS_H */
 983
 984 /* This part must be outside protection */
 985 #include <trace/define_trace.h>