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_CONDITION(btrfs_get_extent,
 166
 167         TP_PROTO(struct btrfs_root *root, struct extent_map *map),
 168
 169         TP_ARGS(root, map),
 170
 171         TP_CONDITION(map),
 172
 173         TP_STRUCT__entry(
 174                 __field(        u64,  root_objectid     )
 175                 __field(        u64,  start             )
 176                 __field(        u64,  len               )
 177                 __field(        u64,  orig_start        )
 178                 __field(        u64,  block_start       )
 179                 __field(        u64,  block_len         )
 180                 __field(        unsigned long,  flags   )
 181                 __field(        int,  refs              )
 182                 __field(        unsigned int,  compress_type    )
 183         ),
 184
 185         TP_fast_assign(
 186                 __entry->root_objectid  = root->root_key.objectid;
 187                 __entry->start          = map->start;
 188                 __entry->len            = map->len;
 189                 __entry->orig_start     = map->orig_start;
 190                 __entry->block_start    = map->block_start;
 191                 __entry->block_len      = map->block_len;
 192                 __entry->flags          = map->flags;
 193                 __entry->refs           = atomic_read(&map->refs);
 194                 __entry->compress_type  = map->compress_type;
 195         ),
 196
 197         TP_printk("root = %llu(%s), start = %llu, len = %llu, "
 198                   "orig_start = %llu, block_start = %llu(%s), "
 199                   "block_len = %llu, flags = %s, refs = %u, "
 200                   "compress_type = %u",
 201                   show_root_type(__entry->root_objectid),
 202                   (unsigned long long)__entry->start,
 203                   (unsigned long long)__entry->len,
 204                   (unsigned long long)__entry->orig_start,
 205                   show_map_type(__entry->block_start),
 206                   (unsigned long long)__entry->block_len,
 207                   show_map_flags(__entry->flags),
 208                   __entry->refs, __entry->compress_type)
 209 );
 210
 211 #define show_ordered_flags(flags)                                          \
 212         __print_flags(flags, "|",                                          \
 213                 { (1 << BTRFS_ORDERED_IO_DONE),         "IO_DONE"       }, \
 214                 { (1 << BTRFS_ORDERED_COMPLETE),        "COMPLETE"      }, \
 215                 { (1 << BTRFS_ORDERED_NOCOW),           "NOCOW"         }, \
 216                 { (1 << BTRFS_ORDERED_COMPRESSED),      "COMPRESSED"    }, \
 217                 { (1 << BTRFS_ORDERED_PREALLOC),        "PREALLOC"      }, \
 218                 { (1 << BTRFS_ORDERED_DIRECT),          "DIRECT"        }, \
 219                 { (1 << BTRFS_ORDERED_IOERR),           "IOERR"         }, \
 220                 { (1 << BTRFS_ORDERED_UPDATED_ISIZE),   "UPDATED_ISIZE" }, \
 221                 { (1 << BTRFS_ORDERED_LOGGED_CSUM),     "LOGGED_CSUM"   }, \
 222                 { (1 << BTRFS_ORDERED_TRUNCATED),       "TRUNCATED"     })
 223
 224
 225 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 226
 227         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 228
 229         TP_ARGS(inode, ordered),
 230
 231         TP_STRUCT__entry(
 232                 __field(        ino_t,  ino             )
 233                 __field(        u64,  file_offset       )
 234                 __field(        u64,  start             )
 235                 __field(        u64,  len               )
 236                 __field(        u64,  disk_len          )
 237                 __field(        u64,  bytes_left        )
 238                 __field(        unsigned long,  flags   )
 239                 __field(        int,  compress_type     )
 240                 __field(        int,  refs              )
 241                 __field(        u64,  root_objectid     )
 242         ),
 243
 244         TP_fast_assign(
 245                 __entry->ino            = inode->i_ino;
 246                 __entry->file_offset    = ordered->file_offset;
 247                 __entry->start          = ordered->start;
 248                 __entry->len            = ordered->len;
 249                 __entry->disk_len       = ordered->disk_len;
 250                 __entry->bytes_left     = ordered->bytes_left;
 251                 __entry->flags          = ordered->flags;
 252                 __entry->compress_type  = ordered->compress_type;
 253                 __entry->refs           = atomic_read(&ordered->refs);
 254                 __entry->root_objectid  =
 255                                 BTRFS_I(inode)->root->root_key.objectid;
 256         ),
 257
 258         TP_printk("root = %llu(%s), ino = %llu, file_offset = %llu, "
 259                   "start = %llu, len = %llu, disk_len = %llu, "
 260                   "bytes_left = %llu, flags = %s, compress_type = %d, "
 261                   "refs = %d",
 262                   show_root_type(__entry->root_objectid),
 263                   (unsigned long long)__entry->ino,
 264                   (unsigned long long)__entry->file_offset,
 265                   (unsigned long long)__entry->start,
 266                   (unsigned long long)__entry->len,
 267                   (unsigned long long)__entry->disk_len,
 268                   (unsigned long long)__entry->bytes_left,
 269                   show_ordered_flags(__entry->flags),
 270                   __entry->compress_type, __entry->refs)
 271 );
 272
 273 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 274
 275         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 276
 277         TP_ARGS(inode, ordered)
 278 );
 279
 280 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 281
 282         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 283
 284         TP_ARGS(inode, ordered)
 285 );
 286
 287 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 288
 289         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 290
 291         TP_ARGS(inode, ordered)
 292 );
 293
 294 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 295
 296         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 297
 298         TP_ARGS(inode, ordered)
 299 );
 300
 301 DECLARE_EVENT_CLASS(btrfs__writepage,
 302
 303         TP_PROTO(struct page *page, struct inode *inode,
 304                  struct writeback_control *wbc),
 305
 306         TP_ARGS(page, inode, wbc),
 307
 308         TP_STRUCT__entry(
 309                 __field(        ino_t,  ino                     )
 310                 __field(        pgoff_t,  index                 )
 311                 __field(        long,   nr_to_write             )
 312                 __field(        long,   pages_skipped           )
 313                 __field(        loff_t, range_start             )
 314                 __field(        loff_t, range_end               )
 315                 __field(        char,   for_kupdate             )
 316                 __field(        char,   for_reclaim             )
 317                 __field(        char,   range_cyclic            )
 318                 __field(        pgoff_t,  writeback_index       )
 319                 __field(        u64,    root_objectid           )
 320         ),
 321
 322         TP_fast_assign(
 323                 __entry->ino            = inode->i_ino;
 324                 __entry->index          = page->index;
 325                 __entry->nr_to_write    = wbc->nr_to_write;
 326                 __entry->pages_skipped  = wbc->pages_skipped;
 327                 __entry->range_start    = wbc->range_start;
 328                 __entry->range_end      = wbc->range_end;
 329                 __entry->for_kupdate    = wbc->for_kupdate;
 330                 __entry->for_reclaim    = wbc->for_reclaim;
 331                 __entry->range_cyclic   = wbc->range_cyclic;
 332                 __entry->writeback_index = inode->i_mapping->writeback_index;
 333                 __entry->root_objectid  =
 334                                  BTRFS_I(inode)->root->root_key.objectid;
 335         ),
 336
 337         TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, "
 338                   "nr_to_write = %ld, pages_skipped = %ld, range_start = %llu, "
 339                   "range_end = %llu, for_kupdate = %d, "
 340                   "for_reclaim = %d, range_cyclic = %d, writeback_index = %lu",
 341                   show_root_type(__entry->root_objectid),
 342                   (unsigned long)__entry->ino, __entry->index,
 343                   __entry->nr_to_write, __entry->pages_skipped,
 344                   __entry->range_start, __entry->range_end,
 345                   __entry->for_kupdate,
 346                   __entry->for_reclaim, __entry->range_cyclic,
 347                   (unsigned long)__entry->writeback_index)
 348 );
 349
 350 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 351
 352         TP_PROTO(struct page *page, struct inode *inode,
 353                  struct writeback_control *wbc),
 354
 355         TP_ARGS(page, inode, wbc)
 356 );
 357
 358 TRACE_EVENT(btrfs_writepage_end_io_hook,
 359
 360         TP_PROTO(struct page *page, u64 start, u64 end, int uptodate),
 361
 362         TP_ARGS(page, start, end, uptodate),
 363
 364         TP_STRUCT__entry(
 365                 __field(        ino_t,   ino            )
 366                 __field(        pgoff_t, index          )
 367                 __field(        u64,     start          )
 368                 __field(        u64,     end            )
 369                 __field(        int,     uptodate       )
 370                 __field(        u64,    root_objectid   )
 371         ),
 372
 373         TP_fast_assign(
 374                 __entry->ino    = page->mapping->host->i_ino;
 375                 __entry->index  = page->index;
 376                 __entry->start  = start;
 377                 __entry->end    = end;
 378                 __entry->uptodate = uptodate;
 379                 __entry->root_objectid  =
 380                          BTRFS_I(page->mapping->host)->root->root_key.objectid;
 381         ),
 382
 383         TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, start = %llu, "
 384                   "end = %llu, uptodate = %d",
 385                   show_root_type(__entry->root_objectid),
 386                   (unsigned long)__entry->ino, (unsigned long)__entry->index,
 387                   (unsigned long long)__entry->start,
 388                   (unsigned long long)__entry->end, __entry->uptodate)
 389 );
 390
 391 TRACE_EVENT(btrfs_sync_file,
 392
 393         TP_PROTO(struct file *file, int datasync),
 394
 395         TP_ARGS(file, datasync),
 396
 397         TP_STRUCT__entry(
 398                 __field(        ino_t,  ino             )
 399                 __field(        ino_t,  parent          )
 400                 __field(        int,    datasync        )
 401                 __field(        u64,    root_objectid   )
 402         ),
 403
 404         TP_fast_assign(
 405                 struct dentry *dentry = file->f_path.dentry;
 406                 struct inode *inode = dentry->d_inode;
 407
 408                 __entry->ino            = inode->i_ino;
 409                 __entry->parent         = dentry->d_parent->d_inode->i_ino;
 410                 __entry->datasync       = datasync;
 411                 __entry->root_objectid  =
 412                                  BTRFS_I(inode)->root->root_key.objectid;
 413         ),
 414
 415         TP_printk("root = %llu(%s), ino = %ld, parent = %ld, datasync = %d",
 416                   show_root_type(__entry->root_objectid),
 417                   (unsigned long)__entry->ino, (unsigned long)__entry->parent,
 418                   __entry->datasync)
 419 );
 420
 421 TRACE_EVENT(btrfs_sync_fs,
 422
 423         TP_PROTO(int wait),
 424
 425         TP_ARGS(wait),
 426
 427         TP_STRUCT__entry(
 428                 __field(        int,  wait              )
 429         ),
 430
 431         TP_fast_assign(
 432                 __entry->wait   = wait;
 433         ),
 434
 435         TP_printk("wait = %d", __entry->wait)
 436 );
 437
 438 #define show_ref_action(action)                                         \
 439         __print_symbolic(action,                                        \
 440                 { BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },        \
 441                 { BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },       \
 442                 { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" },     \
 443                 { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
 444
 445
 446 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 447
 448         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 449                  struct btrfs_delayed_tree_ref *full_ref,
 450                  int action),
 451
 452         TP_ARGS(ref, full_ref, action),
 453
 454         TP_STRUCT__entry(
 455                 __field(        u64,  bytenr            )
 456                 __field(        u64,  num_bytes         )
 457                 __field(        int,  action            )
 458                 __field(        u64,  parent            )
 459                 __field(        u64,  ref_root          )
 460                 __field(        int,  level             )
 461                 __field(        int,  type              )
 462                 __field(        u64,  seq               )
 463         ),
 464
 465         TP_fast_assign(
 466                 __entry->bytenr         = ref->bytenr;
 467                 __entry->num_bytes      = ref->num_bytes;
 468                 __entry->action         = action;
 469                 __entry->parent         = full_ref->parent;
 470                 __entry->ref_root       = full_ref->root;
 471                 __entry->level          = full_ref->level;
 472                 __entry->type           = ref->type;
 473                 __entry->seq            = ref->seq;
 474         ),
 475
 476         TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
 477                   "parent = %llu(%s), ref_root = %llu(%s), level = %d, "
 478                   "type = %s, seq = %llu",
 479                   (unsigned long long)__entry->bytenr,
 480                   (unsigned long long)__entry->num_bytes,
 481                   show_ref_action(__entry->action),
 482                   show_root_type(__entry->parent),
 483                   show_root_type(__entry->ref_root),
 484                   __entry->level, show_ref_type(__entry->type),
 485                   (unsigned long long)__entry->seq)
 486 );
 487
 488 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 489
 490         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 491                  struct btrfs_delayed_tree_ref *full_ref,
 492                  int action),
 493
 494         TP_ARGS(ref, full_ref, action)
 495 );
 496
 497 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 498
 499         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 500                  struct btrfs_delayed_tree_ref *full_ref,
 501                  int action),
 502
 503         TP_ARGS(ref, full_ref, action)
 504 );
 505
 506 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 507
 508         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 509                  struct btrfs_delayed_data_ref *full_ref,
 510                  int action),
 511
 512         TP_ARGS(ref, full_ref, action),
 513
 514         TP_STRUCT__entry(
 515                 __field(        u64,  bytenr            )
 516                 __field(        u64,  num_bytes         )
 517                 __field(        int,  action            )
 518                 __field(        u64,  parent            )
 519                 __field(        u64,  ref_root          )
 520                 __field(        u64,  owner             )
 521                 __field(        u64,  offset            )
 522                 __field(        int,  type              )
 523                 __field(        u64,  seq               )
 524         ),
 525
 526         TP_fast_assign(
 527                 __entry->bytenr         = ref->bytenr;
 528                 __entry->num_bytes      = ref->num_bytes;
 529                 __entry->action         = action;
 530                 __entry->parent         = full_ref->parent;
 531                 __entry->ref_root       = full_ref->root;
 532                 __entry->owner          = full_ref->objectid;
 533                 __entry->offset         = full_ref->offset;
 534                 __entry->type           = ref->type;
 535                 __entry->seq            = ref->seq;
 536         ),
 537
 538         TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
 539                   "parent = %llu(%s), ref_root = %llu(%s), owner = %llu, "
 540                   "offset = %llu, type = %s, seq = %llu",
 541                   (unsigned long long)__entry->bytenr,
 542                   (unsigned long long)__entry->num_bytes,
 543                   show_ref_action(__entry->action),
 544                   show_root_type(__entry->parent),
 545                   show_root_type(__entry->ref_root),
 546                   (unsigned long long)__entry->owner,
 547                   (unsigned long long)__entry->offset,
 548                   show_ref_type(__entry->type),
 549                   (unsigned long long)__entry->seq)
 550 );
 551
 552 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 553
 554         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 555                  struct btrfs_delayed_data_ref *full_ref,
 556                  int action),
 557
 558         TP_ARGS(ref, full_ref, action)
 559 );
 560
 561 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 562
 563         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 564                  struct btrfs_delayed_data_ref *full_ref,
 565                  int action),
 566
 567         TP_ARGS(ref, full_ref, action)
 568 );
 569
 570 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 571
 572         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 573                  struct btrfs_delayed_ref_head *head_ref,
 574                  int action),
 575
 576         TP_ARGS(ref, head_ref, action),
 577
 578         TP_STRUCT__entry(
 579                 __field(        u64,  bytenr            )
 580                 __field(        u64,  num_bytes         )
 581                 __field(        int,  action            )
 582                 __field(        int,  is_data           )
 583         ),
 584
 585         TP_fast_assign(
 586                 __entry->bytenr         = ref->bytenr;
 587                 __entry->num_bytes      = ref->num_bytes;
 588                 __entry->action         = action;
 589                 __entry->is_data        = head_ref->is_data;
 590         ),
 591
 592         TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, is_data = %d",
 593                   (unsigned long long)__entry->bytenr,
 594                   (unsigned long long)__entry->num_bytes,
 595                   show_ref_action(__entry->action),
 596                   __entry->is_data)
 597 );
 598
 599 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 600
 601         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 602                  struct btrfs_delayed_ref_head *head_ref,
 603                  int action),
 604
 605         TP_ARGS(ref, head_ref, action)
 606 );
 607
 608 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 609
 610         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 611                  struct btrfs_delayed_ref_head *head_ref,
 612                  int action),
 613
 614         TP_ARGS(ref, head_ref, action)
 615 );
 616
 617 #define show_chunk_type(type)                                   \
 618         __print_flags(type, "|",                                \
 619                 { BTRFS_BLOCK_GROUP_DATA,       "DATA"  },      \
 620                 { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
 621                 { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
 622                 { BTRFS_BLOCK_GROUP_RAID0,      "RAID0" },      \
 623                 { BTRFS_BLOCK_GROUP_RAID1,      "RAID1" },      \
 624                 { BTRFS_BLOCK_GROUP_DUP,        "DUP"   },      \
 625                 { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
 626                 { BTRFS_BLOCK_GROUP_RAID5,      "RAID5" },      \
 627                 { BTRFS_BLOCK_GROUP_RAID6,      "RAID6" })
 628
 629 DECLARE_EVENT_CLASS(btrfs__chunk,
 630
 631         TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
 632                  u64 offset, u64 size),
 633
 634         TP_ARGS(root, map, offset, size),
 635
 636         TP_STRUCT__entry(
 637                 __field(        int,  num_stripes               )
 638                 __field(        u64,  type                      )
 639                 __field(        int,  sub_stripes               )
 640                 __field(        u64,  offset                    )
 641                 __field(        u64,  size                      )
 642                 __field(        u64,  root_objectid             )
 643         ),
 644
 645         TP_fast_assign(
 646                 __entry->num_stripes    = map->num_stripes;
 647                 __entry->type           = map->type;
 648                 __entry->sub_stripes    = map->sub_stripes;
 649                 __entry->offset         = offset;
 650                 __entry->size           = size;
 651                 __entry->root_objectid  = root->root_key.objectid;
 652         ),
 653
 654         TP_printk("root = %llu(%s), offset = %llu, size = %llu, "
 655                   "num_stripes = %d, sub_stripes = %d, type = %s",
 656                   show_root_type(__entry->root_objectid),
 657                   (unsigned long long)__entry->offset,
 658                   (unsigned long long)__entry->size,
 659                   __entry->num_stripes, __entry->sub_stripes,
 660                   show_chunk_type(__entry->type))
 661 );
 662
 663 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
 664
 665         TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
 666                  u64 offset, u64 size),
 667
 668         TP_ARGS(root, map, offset, size)
 669 );
 670
 671 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
 672
 673         TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
 674                  u64 offset, u64 size),
 675
 676         TP_ARGS(root, map, offset, size)
 677 );
 678
 679 TRACE_EVENT(btrfs_cow_block,
 680
 681         TP_PROTO(struct btrfs_root *root, struct extent_buffer *buf,
 682                  struct extent_buffer *cow),
 683
 684         TP_ARGS(root, buf, cow),
 685
 686         TP_STRUCT__entry(
 687                 __field(        u64,  root_objectid             )
 688                 __field(        u64,  buf_start                 )
 689                 __field(        int,  refs                      )
 690                 __field(        u64,  cow_start                 )
 691                 __field(        int,  buf_level                 )
 692                 __field(        int,  cow_level                 )
 693         ),
 694
 695         TP_fast_assign(
 696                 __entry->root_objectid  = root->root_key.objectid;
 697                 __entry->buf_start      = buf->start;
 698                 __entry->refs           = atomic_read(&buf->refs);
 699                 __entry->cow_start      = cow->start;
 700                 __entry->buf_level      = btrfs_header_level(buf);
 701                 __entry->cow_level      = btrfs_header_level(cow);
 702         ),
 703
 704         TP_printk("root = %llu(%s), refs = %d, orig_buf = %llu "
 705                   "(orig_level = %d), cow_buf = %llu (cow_level = %d)",
 706                   show_root_type(__entry->root_objectid),
 707                   __entry->refs,
 708                   (unsigned long long)__entry->buf_start,
 709                   __entry->buf_level,
 710                   (unsigned long long)__entry->cow_start,
 711                   __entry->cow_level)
 712 );
 713
 714 TRACE_EVENT(btrfs_space_reservation,
 715
 716         TP_PROTO(struct btrfs_fs_info *fs_info, char *type, u64 val,
 717                  u64 bytes, int reserve),
 718
 719         TP_ARGS(fs_info, type, val, bytes, reserve),
 720
 721         TP_STRUCT__entry(
 722                 __array(        u8,     fsid,   BTRFS_UUID_SIZE )
 723                 __string(       type,   type                    )
 724                 __field(        u64,    val                     )
 725                 __field(        u64,    bytes                   )
 726                 __field(        int,    reserve                 )
 727         ),
 728
 729         TP_fast_assign(
 730                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE);
 731                 __assign_str(type, type);
 732                 __entry->val            = val;
 733                 __entry->bytes          = bytes;
 734                 __entry->reserve        = reserve;
 735         ),
 736
 737         TP_printk("%pU: %s: %Lu %s %Lu", __entry->fsid, __get_str(type),
 738                   __entry->val, __entry->reserve ? "reserve" : "release",
 739                   __entry->bytes)
 740 );
 741
 742 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
 743
 744         TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 745
 746         TP_ARGS(root, start, len),
 747
 748         TP_STRUCT__entry(
 749                 __field(        u64,  root_objectid             )
 750                 __field(        u64,  start                     )
 751                 __field(        u64,  len                       )
 752         ),
 753
 754         TP_fast_assign(
 755                 __entry->root_objectid  = root->root_key.objectid;
 756                 __entry->start          = start;
 757                 __entry->len            = len;
 758         ),
 759
 760         TP_printk("root = %llu(%s), start = %llu, len = %llu",
 761                   show_root_type(__entry->root_objectid),
 762                   (unsigned long long)__entry->start,
 763                   (unsigned long long)__entry->len)
 764 );
 765
 766 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
 767
 768         TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 769
 770         TP_ARGS(root, start, len)
 771 );
 772
 773 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
 774
 775         TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 776
 777         TP_ARGS(root, start, len)
 778 );
 779
 780 TRACE_EVENT(find_free_extent,
 781
 782         TP_PROTO(struct btrfs_root *root, u64 num_bytes, u64 empty_size,
 783                  u64 data),
 784
 785         TP_ARGS(root, num_bytes, empty_size, data),
 786
 787         TP_STRUCT__entry(
 788                 __field(        u64,    root_objectid           )
 789                 __field(        u64,    num_bytes               )
 790                 __field(        u64,    empty_size              )
 791                 __field(        u64,    data                    )
 792         ),
 793
 794         TP_fast_assign(
 795                 __entry->root_objectid  = root->root_key.objectid;
 796                 __entry->num_bytes      = num_bytes;
 797                 __entry->empty_size     = empty_size;
 798                 __entry->data           = data;
 799         ),
 800
 801         TP_printk("root = %Lu(%s), len = %Lu, empty_size = %Lu, "
 802                   "flags = %Lu(%s)", show_root_type(__entry->root_objectid),
 803                   __entry->num_bytes, __entry->empty_size, __entry->data,
 804                   __print_flags((unsigned long)__entry->data, "|",
 805                                  BTRFS_GROUP_FLAGS))
 806 );
 807
 808 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
 809
 810         TP_PROTO(struct btrfs_root *root,
 811                  struct btrfs_block_group_cache *block_group, u64 start,
 812                  u64 len),
 813
 814         TP_ARGS(root, block_group, start, len),
 815
 816         TP_STRUCT__entry(
 817                 __field(        u64,    root_objectid           )
 818                 __field(        u64,    bg_objectid             )
 819                 __field(        u64,    flags                   )
 820                 __field(        u64,    start                   )
 821                 __field(        u64,    len                     )
 822         ),
 823
 824         TP_fast_assign(
 825                 __entry->root_objectid  = root->root_key.objectid;
 826                 __entry->bg_objectid    = block_group->key.objectid;
 827                 __entry->flags          = block_group->flags;
 828                 __entry->start          = start;
 829                 __entry->len            = len;
 830         ),
 831
 832         TP_printk("root = %Lu(%s), block_group = %Lu, flags = %Lu(%s), "
 833                   "start = %Lu, len = %Lu",
 834                   show_root_type(__entry->root_objectid), __entry->bg_objectid,
 835                   __entry->flags, __print_flags((unsigned long)__entry->flags,
 836                                                 "|", BTRFS_GROUP_FLAGS),
 837                   __entry->start, __entry->len)
 838 );
 839
 840 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
 841
 842         TP_PROTO(struct btrfs_root *root,
 843                  struct btrfs_block_group_cache *block_group, u64 start,
 844                  u64 len),
 845
 846         TP_ARGS(root, block_group, start, len)
 847 );
 848
 849 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
 850
 851         TP_PROTO(struct btrfs_root *root,
 852                  struct btrfs_block_group_cache *block_group, u64 start,
 853                  u64 len),
 854
 855         TP_ARGS(root, block_group, start, len)
 856 );
 857
 858 TRACE_EVENT(btrfs_find_cluster,
 859
 860         TP_PROTO(struct btrfs_block_group_cache *block_group, u64 start,
 861                  u64 bytes, u64 empty_size, u64 min_bytes),
 862
 863         TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
 864
 865         TP_STRUCT__entry(
 866                 __field(        u64,    bg_objectid             )
 867                 __field(        u64,    flags                   )
 868                 __field(        u64,    start                   )
 869                 __field(        u64,    bytes                   )
 870                 __field(        u64,    empty_size              )
 871                 __field(        u64,    min_bytes               )
 872         ),
 873
 874         TP_fast_assign(
 875                 __entry->bg_objectid    = block_group->key.objectid;
 876                 __entry->flags          = block_group->flags;
 877                 __entry->start          = start;
 878                 __entry->bytes          = bytes;
 879                 __entry->empty_size     = empty_size;
 880                 __entry->min_bytes      = min_bytes;
 881         ),
 882
 883         TP_printk("block_group = %Lu, flags = %Lu(%s), start = %Lu, len = %Lu,"
 884                   " empty_size = %Lu, min_bytes = %Lu", __entry->bg_objectid,
 885                   __entry->flags,
 886                   __print_flags((unsigned long)__entry->flags, "|",
 887                                 BTRFS_GROUP_FLAGS), __entry->start,
 888                   __entry->bytes, __entry->empty_size,  __entry->min_bytes)
 889 );
 890
 891 TRACE_EVENT(btrfs_failed_cluster_setup,
 892
 893         TP_PROTO(struct btrfs_block_group_cache *block_group),
 894
 895         TP_ARGS(block_group),
 896
 897         TP_STRUCT__entry(
 898                 __field(        u64,    bg_objectid             )
 899         ),
 900
 901         TP_fast_assign(
 902                 __entry->bg_objectid    = block_group->key.objectid;
 903         ),
 904
 905         TP_printk("block_group = %Lu", __entry->bg_objectid)
 906 );
 907
 908 TRACE_EVENT(btrfs_setup_cluster,
 909
 910         TP_PROTO(struct btrfs_block_group_cache *block_group,
 911                  struct btrfs_free_cluster *cluster, u64 size, int bitmap),
 912
 913         TP_ARGS(block_group, cluster, size, bitmap),
 914
 915         TP_STRUCT__entry(
 916                 __field(        u64,    bg_objectid             )
 917                 __field(        u64,    flags                   )
 918                 __field(        u64,    start                   )
 919                 __field(        u64,    max_size                )
 920                 __field(        u64,    size                    )
 921                 __field(        int,    bitmap                  )
 922         ),
 923
 924         TP_fast_assign(
 925                 __entry->bg_objectid    = block_group->key.objectid;
 926                 __entry->flags          = block_group->flags;
 927                 __entry->start          = cluster->window_start;
 928                 __entry->max_size       = cluster->max_size;
 929                 __entry->size           = size;
 930                 __entry->bitmap         = bitmap;
 931         ),
 932
 933         TP_printk("block_group = %Lu, flags = %Lu(%s), window_start = %Lu, "
 934                   "size = %Lu, max_size = %Lu, bitmap = %d",
 935                   __entry->bg_objectid,
 936                   __entry->flags,
 937                   __print_flags((unsigned long)__entry->flags, "|",
 938                                 BTRFS_GROUP_FLAGS), __entry->start,
 939                   __entry->size, __entry->max_size, __entry->bitmap)
 940 );
 941
 942 struct extent_state;
 943 TRACE_EVENT(alloc_extent_state,
 944
 945         TP_PROTO(struct extent_state *state, gfp_t mask, unsigned long IP),
 946
 947         TP_ARGS(state, mask, IP),
 948
 949         TP_STRUCT__entry(
 950                 __field(struct extent_state *, state)
 951                 __field(gfp_t, mask)
 952                 __field(unsigned long, ip)
 953         ),
 954
 955         TP_fast_assign(
 956                 __entry->state  = state,
 957                 __entry->mask   = mask,
 958                 __entry->ip     = IP
 959         ),
 960
 961         TP_printk("state=%p; mask = %s; caller = %pF", __entry->state,
 962                   show_gfp_flags(__entry->mask), (void *)__entry->ip)
 963 );
 964
 965 TRACE_EVENT(free_extent_state,
 966
 967         TP_PROTO(struct extent_state *state, unsigned long IP),
 968
 969         TP_ARGS(state, IP),
 970
 971         TP_STRUCT__entry(
 972                 __field(struct extent_state *, state)
 973                 __field(unsigned long, ip)
 974         ),
 975
 976         TP_fast_assign(
 977                 __entry->state  = state,
 978                 __entry->ip = IP
 979         ),
 980
 981         TP_printk(" state=%p; caller = %pF", __entry->state,
 982                   (void *)__entry->ip)
 983 );
 984
 985 #endif /* _TRACE_BTRFS_H */
 986
 987 /* This part must be outside protection */
 988 #include <trace/define_trace.h>