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