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