linux/include/trace/events/btrfs.h
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   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
  11struct btrfs_root;
  12struct btrfs_fs_info;
  13struct btrfs_inode;
  14struct extent_map;
  15struct btrfs_ordered_extent;
  16struct btrfs_delayed_ref_node;
  17struct btrfs_delayed_tree_ref;
  18struct btrfs_delayed_data_ref;
  19struct btrfs_delayed_ref_head;
  20struct btrfs_block_group_cache;
  21struct btrfs_free_cluster;
  22struct map_lookup;
  23struct extent_buffer;
  24struct btrfs_work;
  25struct __btrfs_workqueue;
  26struct btrfs_qgroup_operation;
  27
  28#define show_ref_type(type)                                             \
  29        __print_symbolic(type,                                          \
  30                { BTRFS_TREE_BLOCK_REF_KEY,     "TREE_BLOCK_REF" },     \
  31                { BTRFS_EXTENT_DATA_REF_KEY,    "EXTENT_DATA_REF" },    \
  32                { BTRFS_EXTENT_REF_V0_KEY,      "EXTENT_REF_V0" },      \
  33                { BTRFS_SHARED_BLOCK_REF_KEY,   "SHARED_BLOCK_REF" },   \
  34                { BTRFS_SHARED_DATA_REF_KEY,    "SHARED_DATA_REF" })
  35
  36#define __show_root_type(obj)                                           \
  37        __print_symbolic_u64(obj,                                       \
  38                { BTRFS_ROOT_TREE_OBJECTID,     "ROOT_TREE"     },      \
  39                { BTRFS_EXTENT_TREE_OBJECTID,   "EXTENT_TREE"   },      \
  40                { BTRFS_CHUNK_TREE_OBJECTID,    "CHUNK_TREE"    },      \
  41                { BTRFS_DEV_TREE_OBJECTID,      "DEV_TREE"      },      \
  42                { BTRFS_FS_TREE_OBJECTID,       "FS_TREE"       },      \
  43                { BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR" },      \
  44                { BTRFS_CSUM_TREE_OBJECTID,     "CSUM_TREE"     },      \
  45                { BTRFS_TREE_LOG_OBJECTID,      "TREE_LOG"      },      \
  46                { BTRFS_QUOTA_TREE_OBJECTID,    "QUOTA_TREE"    },      \
  47                { BTRFS_TREE_RELOC_OBJECTID,    "TREE_RELOC"    },      \
  48                { BTRFS_UUID_TREE_OBJECTID,     "UUID_RELOC"    },      \
  49                { BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
  50
  51#define show_root_type(obj)                                             \
  52        obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||                \
  53              (obj >= BTRFS_ROOT_TREE_OBJECTID &&                       \
  54               obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
  55
  56#define BTRFS_GROUP_FLAGS       \
  57        { BTRFS_BLOCK_GROUP_DATA,       "DATA"},        \
  58        { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
  59        { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
  60        { BTRFS_BLOCK_GROUP_RAID0,      "RAID0"},       \
  61        { BTRFS_BLOCK_GROUP_RAID1,      "RAID1"},       \
  62        { BTRFS_BLOCK_GROUP_DUP,        "DUP"},         \
  63        { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
  64        { BTRFS_BLOCK_GROUP_RAID5,      "RAID5"},       \
  65        { BTRFS_BLOCK_GROUP_RAID6,      "RAID6"}
  66
  67#define BTRFS_UUID_SIZE 16
  68
  69TRACE_EVENT(btrfs_transaction_commit,
  70
  71        TP_PROTO(struct btrfs_root *root),
  72
  73        TP_ARGS(root),
  74
  75        TP_STRUCT__entry(
  76                __field(        u64,  generation                )
  77                __field(        u64,  root_objectid             )
  78        ),
  79
  80        TP_fast_assign(
  81                __entry->generation     = root->fs_info->generation;
  82                __entry->root_objectid  = root->root_key.objectid;
  83        ),
  84
  85        TP_printk("root = %llu(%s), gen = %llu",
  86                  show_root_type(__entry->root_objectid),
  87                  (unsigned long long)__entry->generation)
  88);
  89
  90DECLARE_EVENT_CLASS(btrfs__inode,
  91
  92        TP_PROTO(struct inode *inode),
  93
  94        TP_ARGS(inode),
  95
  96        TP_STRUCT__entry(
  97                __field(        ino_t,  ino                     )
  98                __field(        blkcnt_t,  blocks               )
  99                __field(        u64,  disk_i_size               )
 100                __field(        u64,  generation                )
 101                __field(        u64,  last_trans                )
 102                __field(        u64,  logged_trans              )
 103                __field(        u64,  root_objectid             )
 104        ),
 105
 106        TP_fast_assign(
 107                __entry->ino    = inode->i_ino;
 108                __entry->blocks = inode->i_blocks;
 109                __entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
 110                __entry->generation = BTRFS_I(inode)->generation;
 111                __entry->last_trans = BTRFS_I(inode)->last_trans;
 112                __entry->logged_trans = BTRFS_I(inode)->logged_trans;
 113                __entry->root_objectid =
 114                                BTRFS_I(inode)->root->root_key.objectid;
 115        ),
 116
 117        TP_printk("root = %llu(%s), gen = %llu, ino = %lu, blocks = %llu, "
 118                  "disk_i_size = %llu, last_trans = %llu, logged_trans = %llu",
 119                  show_root_type(__entry->root_objectid),
 120                  (unsigned long long)__entry->generation,
 121                  (unsigned long)__entry->ino,
 122                  (unsigned long long)__entry->blocks,
 123                  (unsigned long long)__entry->disk_i_size,
 124                  (unsigned long long)__entry->last_trans,
 125                  (unsigned long long)__entry->logged_trans)
 126);
 127
 128DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
 129
 130        TP_PROTO(struct inode *inode),
 131
 132        TP_ARGS(inode)
 133);
 134
 135DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
 136
 137        TP_PROTO(struct inode *inode),
 138
 139        TP_ARGS(inode)
 140);
 141
 142DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
 143
 144        TP_PROTO(struct inode *inode),
 145
 146        TP_ARGS(inode)
 147);
 148
 149#define __show_map_type(type)                                           \
 150        __print_symbolic_u64(type,                                      \
 151                { EXTENT_MAP_LAST_BYTE, "LAST_BYTE"     },              \
 152                { EXTENT_MAP_HOLE,      "HOLE"          },              \
 153                { EXTENT_MAP_INLINE,    "INLINE"        },              \
 154                { EXTENT_MAP_DELALLOC,  "DELALLOC"      })
 155
 156#define show_map_type(type)                     \
 157        type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
 158
 159#define show_map_flags(flag)                                            \
 160        __print_flags(flag, "|",                                        \
 161                { (1 << EXTENT_FLAG_PINNED),            "PINNED"        },\
 162                { (1 << EXTENT_FLAG_COMPRESSED),        "COMPRESSED"    },\
 163                { (1 << EXTENT_FLAG_VACANCY),           "VACANCY"       },\
 164                { (1 << EXTENT_FLAG_PREALLOC),          "PREALLOC"      },\
 165                { (1 << EXTENT_FLAG_LOGGING),           "LOGGING"       },\
 166                { (1 << EXTENT_FLAG_FILLING),           "FILLING"       },\
 167                { (1 << EXTENT_FLAG_FS_MAPPING),        "FS_MAPPING"    })
 168
 169TRACE_EVENT_CONDITION(btrfs_get_extent,
 170
 171        TP_PROTO(struct btrfs_root *root, struct extent_map *map),
 172
 173        TP_ARGS(root, map),
 174
 175        TP_CONDITION(map),
 176
 177        TP_STRUCT__entry(
 178                __field(        u64,  root_objectid     )
 179                __field(        u64,  start             )
 180                __field(        u64,  len               )
 181                __field(        u64,  orig_start        )
 182                __field(        u64,  block_start       )
 183                __field(        u64,  block_len         )
 184                __field(        unsigned long,  flags   )
 185                __field(        int,  refs              )
 186                __field(        unsigned int,  compress_type    )
 187        ),
 188
 189        TP_fast_assign(
 190                __entry->root_objectid  = root->root_key.objectid;
 191                __entry->start          = map->start;
 192                __entry->len            = map->len;
 193                __entry->orig_start     = map->orig_start;
 194                __entry->block_start    = map->block_start;
 195                __entry->block_len      = map->block_len;
 196                __entry->flags          = map->flags;
 197                __entry->refs           = atomic_read(&map->refs);
 198                __entry->compress_type  = map->compress_type;
 199        ),
 200
 201        TP_printk("root = %llu(%s), start = %llu, len = %llu, "
 202                  "orig_start = %llu, block_start = %llu(%s), "
 203                  "block_len = %llu, flags = %s, refs = %u, "
 204                  "compress_type = %u",
 205                  show_root_type(__entry->root_objectid),
 206                  (unsigned long long)__entry->start,
 207                  (unsigned long long)__entry->len,
 208                  (unsigned long long)__entry->orig_start,
 209                  show_map_type(__entry->block_start),
 210                  (unsigned long long)__entry->block_len,
 211                  show_map_flags(__entry->flags),
 212                  __entry->refs, __entry->compress_type)
 213);
 214
 215#define show_ordered_flags(flags)                                          \
 216        __print_flags(flags, "|",                                          \
 217                { (1 << BTRFS_ORDERED_IO_DONE),         "IO_DONE"       }, \
 218                { (1 << BTRFS_ORDERED_COMPLETE),        "COMPLETE"      }, \
 219                { (1 << BTRFS_ORDERED_NOCOW),           "NOCOW"         }, \
 220                { (1 << BTRFS_ORDERED_COMPRESSED),      "COMPRESSED"    }, \
 221                { (1 << BTRFS_ORDERED_PREALLOC),        "PREALLOC"      }, \
 222                { (1 << BTRFS_ORDERED_DIRECT),          "DIRECT"        }, \
 223                { (1 << BTRFS_ORDERED_IOERR),           "IOERR"         }, \
 224                { (1 << BTRFS_ORDERED_UPDATED_ISIZE),   "UPDATED_ISIZE" }, \
 225                { (1 << BTRFS_ORDERED_LOGGED_CSUM),     "LOGGED_CSUM"   }, \
 226                { (1 << BTRFS_ORDERED_TRUNCATED),       "TRUNCATED"     })
 227
 228
 229DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 230
 231        TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 232
 233        TP_ARGS(inode, ordered),
 234
 235        TP_STRUCT__entry(
 236                __field(        ino_t,  ino             )
 237                __field(        u64,  file_offset       )
 238                __field(        u64,  start             )
 239                __field(        u64,  len               )
 240                __field(        u64,  disk_len          )
 241                __field(        u64,  bytes_left        )
 242                __field(        unsigned long,  flags   )
 243                __field(        int,  compress_type     )
 244                __field(        int,  refs              )
 245                __field(        u64,  root_objectid     )
 246        ),
 247
 248        TP_fast_assign(
 249                __entry->ino            = inode->i_ino;
 250                __entry->file_offset    = ordered->file_offset;
 251                __entry->start          = ordered->start;
 252                __entry->len            = ordered->len;
 253                __entry->disk_len       = ordered->disk_len;
 254                __entry->bytes_left     = ordered->bytes_left;
 255                __entry->flags          = ordered->flags;
 256                __entry->compress_type  = ordered->compress_type;
 257                __entry->refs           = atomic_read(&ordered->refs);
 258                __entry->root_objectid  =
 259                                BTRFS_I(inode)->root->root_key.objectid;
 260        ),
 261
 262        TP_printk("root = %llu(%s), ino = %llu, file_offset = %llu, "
 263                  "start = %llu, len = %llu, disk_len = %llu, "
 264                  "bytes_left = %llu, flags = %s, compress_type = %d, "
 265                  "refs = %d",
 266                  show_root_type(__entry->root_objectid),
 267                  (unsigned long long)__entry->ino,
 268                  (unsigned long long)__entry->file_offset,
 269                  (unsigned long long)__entry->start,
 270                  (unsigned long long)__entry->len,
 271                  (unsigned long long)__entry->disk_len,
 272                  (unsigned long long)__entry->bytes_left,
 273                  show_ordered_flags(__entry->flags),
 274                  __entry->compress_type, __entry->refs)
 275);
 276
 277DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 278
 279        TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 280
 281        TP_ARGS(inode, ordered)
 282);
 283
 284DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 285
 286        TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 287
 288        TP_ARGS(inode, ordered)
 289);
 290
 291DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 292
 293        TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 294
 295        TP_ARGS(inode, ordered)
 296);
 297
 298DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 299
 300        TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 301
 302        TP_ARGS(inode, ordered)
 303);
 304
 305DECLARE_EVENT_CLASS(btrfs__writepage,
 306
 307        TP_PROTO(struct page *page, struct inode *inode,
 308                 struct writeback_control *wbc),
 309
 310        TP_ARGS(page, inode, wbc),
 311
 312        TP_STRUCT__entry(
 313                __field(        ino_t,  ino                     )
 314                __field(        pgoff_t,  index                 )
 315                __field(        long,   nr_to_write             )
 316                __field(        long,   pages_skipped           )
 317                __field(        loff_t, range_start             )
 318                __field(        loff_t, range_end               )
 319                __field(        char,   for_kupdate             )
 320                __field(        char,   for_reclaim             )
 321                __field(        char,   range_cyclic            )
 322                __field(        pgoff_t,  writeback_index       )
 323                __field(        u64,    root_objectid           )
 324        ),
 325
 326        TP_fast_assign(
 327                __entry->ino            = inode->i_ino;
 328                __entry->index          = page->index;
 329                __entry->nr_to_write    = wbc->nr_to_write;
 330                __entry->pages_skipped  = wbc->pages_skipped;
 331                __entry->range_start    = wbc->range_start;
 332                __entry->range_end      = wbc->range_end;
 333                __entry->for_kupdate    = wbc->for_kupdate;
 334                __entry->for_reclaim    = wbc->for_reclaim;
 335                __entry->range_cyclic   = wbc->range_cyclic;
 336                __entry->writeback_index = inode->i_mapping->writeback_index;
 337                __entry->root_objectid  =
 338                                 BTRFS_I(inode)->root->root_key.objectid;
 339        ),
 340
 341        TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, "
 342                  "nr_to_write = %ld, pages_skipped = %ld, range_start = %llu, "
 343                  "range_end = %llu, for_kupdate = %d, "
 344                  "for_reclaim = %d, range_cyclic = %d, writeback_index = %lu",
 345                  show_root_type(__entry->root_objectid),
 346                  (unsigned long)__entry->ino, __entry->index,
 347                  __entry->nr_to_write, __entry->pages_skipped,
 348                  __entry->range_start, __entry->range_end,
 349                  __entry->for_kupdate,
 350                  __entry->for_reclaim, __entry->range_cyclic,
 351                  (unsigned long)__entry->writeback_index)
 352);
 353
 354DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 355
 356        TP_PROTO(struct page *page, struct inode *inode,
 357                 struct writeback_control *wbc),
 358
 359        TP_ARGS(page, inode, wbc)
 360);
 361
 362TRACE_EVENT(btrfs_writepage_end_io_hook,
 363
 364        TP_PROTO(struct page *page, u64 start, u64 end, int uptodate),
 365
 366        TP_ARGS(page, start, end, uptodate),
 367
 368        TP_STRUCT__entry(
 369                __field(        ino_t,   ino            )
 370                __field(        pgoff_t, index          )
 371                __field(        u64,     start          )
 372                __field(        u64,     end            )
 373                __field(        int,     uptodate       )
 374                __field(        u64,    root_objectid   )
 375        ),
 376
 377        TP_fast_assign(
 378                __entry->ino    = page->mapping->host->i_ino;
 379                __entry->index  = page->index;
 380                __entry->start  = start;
 381                __entry->end    = end;
 382                __entry->uptodate = uptodate;
 383                __entry->root_objectid  =
 384                         BTRFS_I(page->mapping->host)->root->root_key.objectid;
 385        ),
 386
 387        TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, start = %llu, "
 388                  "end = %llu, uptodate = %d",
 389                  show_root_type(__entry->root_objectid),
 390                  (unsigned long)__entry->ino, (unsigned long)__entry->index,
 391                  (unsigned long long)__entry->start,
 392                  (unsigned long long)__entry->end, __entry->uptodate)
 393);
 394
 395TRACE_EVENT(btrfs_sync_file,
 396
 397        TP_PROTO(struct file *file, int datasync),
 398
 399        TP_ARGS(file, datasync),
 400
 401        TP_STRUCT__entry(
 402                __field(        ino_t,  ino             )
 403                __field(        ino_t,  parent          )
 404                __field(        int,    datasync        )
 405                __field(        u64,    root_objectid   )
 406        ),
 407
 408        TP_fast_assign(
 409                struct dentry *dentry = file->f_path.dentry;
 410                struct inode *inode = d_inode(dentry);
 411
 412                __entry->ino            = inode->i_ino;
 413                __entry->parent         = d_inode(dentry->d_parent)->i_ino;
 414                __entry->datasync       = datasync;
 415                __entry->root_objectid  =
 416                                 BTRFS_I(inode)->root->root_key.objectid;
 417        ),
 418
 419        TP_printk("root = %llu(%s), ino = %ld, parent = %ld, datasync = %d",
 420                  show_root_type(__entry->root_objectid),
 421                  (unsigned long)__entry->ino, (unsigned long)__entry->parent,
 422                  __entry->datasync)
 423);
 424
 425TRACE_EVENT(btrfs_sync_fs,
 426
 427        TP_PROTO(int wait),
 428
 429        TP_ARGS(wait),
 430
 431        TP_STRUCT__entry(
 432                __field(        int,  wait              )
 433        ),
 434
 435        TP_fast_assign(
 436                __entry->wait   = wait;
 437        ),
 438
 439        TP_printk("wait = %d", __entry->wait)
 440);
 441
 442#define show_ref_action(action)                                         \
 443        __print_symbolic(action,                                        \
 444                { BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },        \
 445                { BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },       \
 446                { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" },     \
 447                { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
 448                        
 449
 450DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 451
 452        TP_PROTO(struct btrfs_delayed_ref_node *ref,
 453                 struct btrfs_delayed_tree_ref *full_ref,
 454                 int action),
 455
 456        TP_ARGS(ref, full_ref, action),
 457
 458        TP_STRUCT__entry(
 459                __field(        u64,  bytenr            )
 460                __field(        u64,  num_bytes         )
 461                __field(        int,  action            ) 
 462                __field(        u64,  parent            )
 463                __field(        u64,  ref_root          )
 464                __field(        int,  level             )
 465                __field(        int,  type              )
 466                __field(        u64,  seq               )
 467        ),
 468
 469        TP_fast_assign(
 470                __entry->bytenr         = ref->bytenr;
 471                __entry->num_bytes      = ref->num_bytes;
 472                __entry->action         = action;
 473                __entry->parent         = full_ref->parent;
 474                __entry->ref_root       = full_ref->root;
 475                __entry->level          = full_ref->level;
 476                __entry->type           = ref->type;
 477                __entry->seq            = ref->seq;
 478        ),
 479
 480        TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
 481                  "parent = %llu(%s), ref_root = %llu(%s), level = %d, "
 482                  "type = %s, seq = %llu",
 483                  (unsigned long long)__entry->bytenr,
 484                  (unsigned long long)__entry->num_bytes,
 485                  show_ref_action(__entry->action),
 486                  show_root_type(__entry->parent),
 487                  show_root_type(__entry->ref_root),
 488                  __entry->level, show_ref_type(__entry->type),
 489                  (unsigned long long)__entry->seq)
 490);
 491
 492DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 493
 494        TP_PROTO(struct btrfs_delayed_ref_node *ref,
 495                 struct btrfs_delayed_tree_ref *full_ref,
 496                 int action),
 497
 498        TP_ARGS(ref, full_ref, action)
 499);
 500
 501DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 502
 503        TP_PROTO(struct btrfs_delayed_ref_node *ref,
 504                 struct btrfs_delayed_tree_ref *full_ref,
 505                 int action),
 506
 507        TP_ARGS(ref, full_ref, action)
 508);
 509
 510DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 511
 512        TP_PROTO(struct btrfs_delayed_ref_node *ref,
 513                 struct btrfs_delayed_data_ref *full_ref,
 514                 int action),
 515
 516        TP_ARGS(ref, full_ref, action),
 517
 518        TP_STRUCT__entry(
 519                __field(        u64,  bytenr            )
 520                __field(        u64,  num_bytes         )
 521                __field(        int,  action            ) 
 522                __field(        u64,  parent            )
 523                __field(        u64,  ref_root          )
 524                __field(        u64,  owner             )
 525                __field(        u64,  offset            )
 526                __field(        int,  type              )
 527                __field(        u64,  seq               )
 528        ),
 529
 530        TP_fast_assign(
 531                __entry->bytenr         = ref->bytenr;
 532                __entry->num_bytes      = ref->num_bytes;
 533                __entry->action         = action;
 534                __entry->parent         = full_ref->parent;
 535                __entry->ref_root       = full_ref->root;
 536                __entry->owner          = full_ref->objectid;
 537                __entry->offset         = full_ref->offset;
 538                __entry->type           = ref->type;
 539                __entry->seq            = ref->seq;
 540        ),
 541
 542        TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, "
 543                  "parent = %llu(%s), ref_root = %llu(%s), owner = %llu, "
 544                  "offset = %llu, type = %s, seq = %llu",
 545                  (unsigned long long)__entry->bytenr,
 546                  (unsigned long long)__entry->num_bytes,
 547                  show_ref_action(__entry->action),
 548                  show_root_type(__entry->parent),
 549                  show_root_type(__entry->ref_root),
 550                  (unsigned long long)__entry->owner,
 551                  (unsigned long long)__entry->offset,
 552                  show_ref_type(__entry->type),
 553                  (unsigned long long)__entry->seq)
 554);
 555
 556DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 557
 558        TP_PROTO(struct btrfs_delayed_ref_node *ref,
 559                 struct btrfs_delayed_data_ref *full_ref,
 560                 int action),
 561
 562        TP_ARGS(ref, full_ref, action)
 563);
 564
 565DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 566
 567        TP_PROTO(struct btrfs_delayed_ref_node *ref,
 568                 struct btrfs_delayed_data_ref *full_ref,
 569                 int action),
 570
 571        TP_ARGS(ref, full_ref, action)
 572);
 573
 574DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 575
 576        TP_PROTO(struct btrfs_delayed_ref_node *ref,
 577                 struct btrfs_delayed_ref_head *head_ref,
 578                 int action),
 579
 580        TP_ARGS(ref, head_ref, action),
 581
 582        TP_STRUCT__entry(
 583                __field(        u64,  bytenr            )
 584                __field(        u64,  num_bytes         )
 585                __field(        int,  action            ) 
 586                __field(        int,  is_data           )
 587        ),
 588
 589        TP_fast_assign(
 590                __entry->bytenr         = ref->bytenr;
 591                __entry->num_bytes      = ref->num_bytes;
 592                __entry->action         = action;
 593                __entry->is_data        = head_ref->is_data;
 594        ),
 595
 596        TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, is_data = %d",
 597                  (unsigned long long)__entry->bytenr,
 598                  (unsigned long long)__entry->num_bytes,
 599                  show_ref_action(__entry->action),
 600                  __entry->is_data)
 601);
 602
 603DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 604
 605        TP_PROTO(struct btrfs_delayed_ref_node *ref,
 606                 struct btrfs_delayed_ref_head *head_ref,
 607                 int action),
 608
 609        TP_ARGS(ref, head_ref, action)
 610);
 611
 612DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 613
 614        TP_PROTO(struct btrfs_delayed_ref_node *ref,
 615                 struct btrfs_delayed_ref_head *head_ref,
 616                 int action),
 617
 618        TP_ARGS(ref, head_ref, action)
 619);
 620
 621#define show_chunk_type(type)                                   \
 622        __print_flags(type, "|",                                \
 623                { BTRFS_BLOCK_GROUP_DATA,       "DATA"  },      \
 624                { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
 625                { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
 626                { BTRFS_BLOCK_GROUP_RAID0,      "RAID0" },      \
 627                { BTRFS_BLOCK_GROUP_RAID1,      "RAID1" },      \
 628                { BTRFS_BLOCK_GROUP_DUP,        "DUP"   },      \
 629                { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
 630                { BTRFS_BLOCK_GROUP_RAID5,      "RAID5" },      \
 631                { BTRFS_BLOCK_GROUP_RAID6,      "RAID6" })
 632
 633DECLARE_EVENT_CLASS(btrfs__chunk,
 634
 635        TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
 636                 u64 offset, u64 size),
 637
 638        TP_ARGS(root, map, offset, size),
 639
 640        TP_STRUCT__entry(
 641                __field(        int,  num_stripes               )
 642                __field(        u64,  type                      )
 643                __field(        int,  sub_stripes               )
 644                __field(        u64,  offset                    )
 645                __field(        u64,  size                      )
 646                __field(        u64,  root_objectid             )
 647        ),
 648
 649        TP_fast_assign(
 650                __entry->num_stripes    = map->num_stripes;
 651                __entry->type           = map->type;
 652                __entry->sub_stripes    = map->sub_stripes;
 653                __entry->offset         = offset;
 654                __entry->size           = size;
 655                __entry->root_objectid  = root->root_key.objectid;
 656        ),
 657
 658        TP_printk("root = %llu(%s), offset = %llu, size = %llu, "
 659                  "num_stripes = %d, sub_stripes = %d, type = %s",
 660                  show_root_type(__entry->root_objectid),
 661                  (unsigned long long)__entry->offset,
 662                  (unsigned long long)__entry->size,
 663                  __entry->num_stripes, __entry->sub_stripes,
 664                  show_chunk_type(__entry->type))
 665);
 666
 667DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
 668
 669        TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
 670                 u64 offset, u64 size),
 671
 672        TP_ARGS(root, map, offset, size)
 673);
 674
 675DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
 676
 677        TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
 678                 u64 offset, u64 size),
 679
 680        TP_ARGS(root, map, offset, size)
 681);
 682
 683TRACE_EVENT(btrfs_cow_block,
 684
 685        TP_PROTO(struct btrfs_root *root, struct extent_buffer *buf,
 686                 struct extent_buffer *cow),
 687
 688        TP_ARGS(root, buf, cow),
 689
 690        TP_STRUCT__entry(
 691                __field(        u64,  root_objectid             )
 692                __field(        u64,  buf_start                 )
 693                __field(        int,  refs                      )
 694                __field(        u64,  cow_start                 )
 695                __field(        int,  buf_level                 )
 696                __field(        int,  cow_level                 )
 697        ),
 698
 699        TP_fast_assign(
 700                __entry->root_objectid  = root->root_key.objectid;
 701                __entry->buf_start      = buf->start;
 702                __entry->refs           = atomic_read(&buf->refs);
 703                __entry->cow_start      = cow->start;
 704                __entry->buf_level      = btrfs_header_level(buf);
 705                __entry->cow_level      = btrfs_header_level(cow);
 706        ),
 707
 708        TP_printk("root = %llu(%s), refs = %d, orig_buf = %llu "
 709                  "(orig_level = %d), cow_buf = %llu (cow_level = %d)",
 710                  show_root_type(__entry->root_objectid),
 711                  __entry->refs,
 712                  (unsigned long long)__entry->buf_start,
 713                  __entry->buf_level,
 714                  (unsigned long long)__entry->cow_start,
 715                  __entry->cow_level)
 716);
 717
 718TRACE_EVENT(btrfs_space_reservation,
 719
 720        TP_PROTO(struct btrfs_fs_info *fs_info, char *type, u64 val,
 721                 u64 bytes, int reserve),
 722
 723        TP_ARGS(fs_info, type, val, bytes, reserve),
 724
 725        TP_STRUCT__entry(
 726                __array(        u8,     fsid,   BTRFS_UUID_SIZE )
 727                __string(       type,   type                    )
 728                __field(        u64,    val                     )
 729                __field(        u64,    bytes                   )
 730                __field(        int,    reserve                 )
 731        ),
 732
 733        TP_fast_assign(
 734                memcpy(__entry->fsid, fs_info->fsid, BTRFS_UUID_SIZE);
 735                __assign_str(type, type);
 736                __entry->val            = val;
 737                __entry->bytes          = bytes;
 738                __entry->reserve        = reserve;
 739        ),
 740
 741        TP_printk("%pU: %s: %Lu %s %Lu", __entry->fsid, __get_str(type),
 742                  __entry->val, __entry->reserve ? "reserve" : "release",
 743                  __entry->bytes)
 744);
 745
 746DECLARE_EVENT_CLASS(btrfs__reserved_extent,
 747
 748        TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 749
 750        TP_ARGS(root, start, len),
 751
 752        TP_STRUCT__entry(
 753                __field(        u64,  root_objectid             )
 754                __field(        u64,  start                     )
 755                __field(        u64,  len                       )
 756        ),
 757
 758        TP_fast_assign(
 759                __entry->root_objectid  = root->root_key.objectid;
 760                __entry->start          = start;
 761                __entry->len            = len;
 762        ),
 763
 764        TP_printk("root = %llu(%s), start = %llu, len = %llu",
 765                  show_root_type(__entry->root_objectid),
 766                  (unsigned long long)__entry->start,
 767                  (unsigned long long)__entry->len)
 768);
 769
 770DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
 771
 772        TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 773
 774        TP_ARGS(root, start, len)
 775);
 776
 777DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
 778
 779        TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 780
 781        TP_ARGS(root, start, len)
 782);
 783
 784TRACE_EVENT(find_free_extent,
 785
 786        TP_PROTO(struct btrfs_root *root, u64 num_bytes, u64 empty_size,
 787                 u64 data),
 788
 789        TP_ARGS(root, num_bytes, empty_size, data),
 790
 791        TP_STRUCT__entry(
 792                __field(        u64,    root_objectid           )
 793                __field(        u64,    num_bytes               )
 794                __field(        u64,    empty_size              )
 795                __field(        u64,    data                    )
 796        ),
 797
 798        TP_fast_assign(
 799                __entry->root_objectid  = root->root_key.objectid;
 800                __entry->num_bytes      = num_bytes;
 801                __entry->empty_size     = empty_size;
 802                __entry->data           = data;
 803        ),
 804
 805        TP_printk("root = %Lu(%s), len = %Lu, empty_size = %Lu, "
 806                  "flags = %Lu(%s)", show_root_type(__entry->root_objectid),
 807                  __entry->num_bytes, __entry->empty_size, __entry->data,
 808                  __print_flags((unsigned long)__entry->data, "|",
 809                                 BTRFS_GROUP_FLAGS))
 810);
 811
 812DECLARE_EVENT_CLASS(btrfs__reserve_extent,
 813
 814        TP_PROTO(struct btrfs_root *root,
 815                 struct btrfs_block_group_cache *block_group, u64 start,
 816                 u64 len),
 817
 818        TP_ARGS(root, block_group, start, len),
 819
 820        TP_STRUCT__entry(
 821                __field(        u64,    root_objectid           )
 822                __field(        u64,    bg_objectid             )
 823                __field(        u64,    flags                   )
 824                __field(        u64,    start                   )
 825                __field(        u64,    len                     )
 826        ),
 827
 828        TP_fast_assign(
 829                __entry->root_objectid  = root->root_key.objectid;
 830                __entry->bg_objectid    = block_group->key.objectid;
 831                __entry->flags          = block_group->flags;
 832                __entry->start          = start;
 833                __entry->len            = len;
 834        ),
 835
 836        TP_printk("root = %Lu(%s), block_group = %Lu, flags = %Lu(%s), "
 837                  "start = %Lu, len = %Lu",
 838                  show_root_type(__entry->root_objectid), __entry->bg_objectid,
 839                  __entry->flags, __print_flags((unsigned long)__entry->flags,
 840                                                "|", BTRFS_GROUP_FLAGS),
 841                  __entry->start, __entry->len)
 842);
 843
 844DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
 845
 846        TP_PROTO(struct btrfs_root *root,
 847                 struct btrfs_block_group_cache *block_group, u64 start,
 848                 u64 len),
 849
 850        TP_ARGS(root, block_group, start, len)
 851);
 852
 853DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
 854
 855        TP_PROTO(struct btrfs_root *root,
 856                 struct btrfs_block_group_cache *block_group, u64 start,
 857                 u64 len),
 858
 859        TP_ARGS(root, block_group, start, len)
 860);
 861
 862TRACE_EVENT(btrfs_find_cluster,
 863
 864        TP_PROTO(struct btrfs_block_group_cache *block_group, u64 start,
 865                 u64 bytes, u64 empty_size, u64 min_bytes),
 866
 867        TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
 868
 869        TP_STRUCT__entry(
 870                __field(        u64,    bg_objectid             )
 871                __field(        u64,    flags                   )
 872                __field(        u64,    start                   )
 873                __field(        u64,    bytes                   )
 874                __field(        u64,    empty_size              )
 875                __field(        u64,    min_bytes               )
 876        ),
 877
 878        TP_fast_assign(
 879                __entry->bg_objectid    = block_group->key.objectid;
 880                __entry->flags          = block_group->flags;
 881                __entry->start          = start;
 882                __entry->bytes          = bytes;
 883                __entry->empty_size     = empty_size;
 884                __entry->min_bytes      = min_bytes;
 885        ),
 886
 887        TP_printk("block_group = %Lu, flags = %Lu(%s), start = %Lu, len = %Lu,"
 888                  " empty_size = %Lu, min_bytes = %Lu", __entry->bg_objectid,
 889                  __entry->flags,
 890                  __print_flags((unsigned long)__entry->flags, "|",
 891                                BTRFS_GROUP_FLAGS), __entry->start,
 892                  __entry->bytes, __entry->empty_size,  __entry->min_bytes)
 893);
 894
 895TRACE_EVENT(btrfs_failed_cluster_setup,
 896
 897        TP_PROTO(struct btrfs_block_group_cache *block_group),
 898
 899        TP_ARGS(block_group),
 900
 901        TP_STRUCT__entry(
 902                __field(        u64,    bg_objectid             )
 903        ),
 904
 905        TP_fast_assign(
 906                __entry->bg_objectid    = block_group->key.objectid;
 907        ),
 908
 909        TP_printk("block_group = %Lu", __entry->bg_objectid)
 910);
 911
 912TRACE_EVENT(btrfs_setup_cluster,
 913
 914        TP_PROTO(struct btrfs_block_group_cache *block_group,
 915                 struct btrfs_free_cluster *cluster, u64 size, int bitmap),
 916
 917        TP_ARGS(block_group, cluster, size, bitmap),
 918
 919        TP_STRUCT__entry(
 920                __field(        u64,    bg_objectid             )
 921                __field(        u64,    flags                   )
 922                __field(        u64,    start                   )
 923                __field(        u64,    max_size                )
 924                __field(        u64,    size                    )
 925                __field(        int,    bitmap                  )
 926        ),
 927
 928        TP_fast_assign(
 929                __entry->bg_objectid    = block_group->key.objectid;
 930                __entry->flags          = block_group->flags;
 931                __entry->start          = cluster->window_start;
 932                __entry->max_size       = cluster->max_size;
 933                __entry->size           = size;
 934                __entry->bitmap         = bitmap;
 935        ),
 936
 937        TP_printk("block_group = %Lu, flags = %Lu(%s), window_start = %Lu, "
 938                  "size = %Lu, max_size = %Lu, bitmap = %d",
 939                  __entry->bg_objectid,
 940                  __entry->flags,
 941                  __print_flags((unsigned long)__entry->flags, "|",
 942                                BTRFS_GROUP_FLAGS), __entry->start,
 943                  __entry->size, __entry->max_size, __entry->bitmap)
 944);
 945
 946struct extent_state;
 947TRACE_EVENT(alloc_extent_state,
 948
 949        TP_PROTO(struct extent_state *state, gfp_t mask, unsigned long IP),
 950
 951        TP_ARGS(state, mask, IP),
 952
 953        TP_STRUCT__entry(
 954                __field(struct extent_state *, state)
 955                __field(gfp_t, mask)
 956                __field(unsigned long, ip)
 957        ),
 958
 959        TP_fast_assign(
 960                __entry->state  = state,
 961                __entry->mask   = mask,
 962                __entry->ip     = IP
 963        ),
 964
 965        TP_printk("state=%p; mask = %s; caller = %pS", __entry->state,
 966                  show_gfp_flags(__entry->mask), (void *)__entry->ip)
 967);
 968
 969TRACE_EVENT(free_extent_state,
 970
 971        TP_PROTO(struct extent_state *state, unsigned long IP),
 972
 973        TP_ARGS(state, IP),
 974
 975        TP_STRUCT__entry(
 976                __field(struct extent_state *, state)
 977                __field(unsigned long, ip)
 978        ),
 979
 980        TP_fast_assign(
 981                __entry->state  = state,
 982                __entry->ip = IP
 983        ),
 984
 985        TP_printk(" state=%p; caller = %pS", __entry->state,
 986                  (void *)__entry->ip)
 987);
 988
 989DECLARE_EVENT_CLASS(btrfs__work,
 990
 991        TP_PROTO(struct btrfs_work *work),
 992
 993        TP_ARGS(work),
 994
 995        TP_STRUCT__entry(
 996                __field(        void *, work                    )
 997                __field(        void *, wq                      )
 998                __field(        void *, func                    )
 999                __field(        void *, ordered_func            )
1000                __field(        void *, ordered_free            )
1001                __field(        void *, normal_work             )
1002        ),
1003
1004        TP_fast_assign(
1005                __entry->work           = work;
1006                __entry->wq             = work->wq;
1007                __entry->func           = work->func;
1008                __entry->ordered_func   = work->ordered_func;
1009                __entry->ordered_free   = work->ordered_free;
1010                __entry->normal_work    = &work->normal_work;
1011        ),
1012
1013        TP_printk("work=%p (normal_work=%p), wq=%p, func=%pf, ordered_func=%p,"
1014                  " ordered_free=%p",
1015                  __entry->work, __entry->normal_work, __entry->wq,
1016                   __entry->func, __entry->ordered_func, __entry->ordered_free)
1017);
1018
1019/* For situiations that the work is freed */
1020DECLARE_EVENT_CLASS(btrfs__work__done,
1021
1022        TP_PROTO(struct btrfs_work *work),
1023
1024        TP_ARGS(work),
1025
1026        TP_STRUCT__entry(
1027                __field(        void *, work                    )
1028        ),
1029
1030        TP_fast_assign(
1031                __entry->work           = work;
1032        ),
1033
1034        TP_printk("work->%p", __entry->work)
1035);
1036
1037DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1038
1039        TP_PROTO(struct btrfs_work *work),
1040
1041        TP_ARGS(work)
1042);
1043
1044DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1045
1046        TP_PROTO(struct btrfs_work *work),
1047
1048        TP_ARGS(work)
1049);
1050
1051DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1052
1053        TP_PROTO(struct btrfs_work *work),
1054
1055        TP_ARGS(work)
1056);
1057
1058DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1059
1060        TP_PROTO(struct btrfs_work *work),
1061
1062        TP_ARGS(work)
1063);
1064
1065DECLARE_EVENT_CLASS(btrfs__workqueue,
1066
1067        TP_PROTO(struct __btrfs_workqueue *wq, const char *name, int high),
1068
1069        TP_ARGS(wq, name, high),
1070
1071        TP_STRUCT__entry(
1072                __field(        void *, wq                      )
1073                __string(       name,   name                    )
1074                __field(        int ,   high                    )
1075        ),
1076
1077        TP_fast_assign(
1078                __entry->wq             = wq;
1079                __assign_str(name, name);
1080                __entry->high           = high;
1081        ),
1082
1083        TP_printk("name=%s%s, wq=%p", __get_str(name),
1084                  __print_flags(__entry->high, "",
1085                                {(WQ_HIGHPRI),  "-high"}),
1086                  __entry->wq)
1087);
1088
1089DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1090
1091        TP_PROTO(struct __btrfs_workqueue *wq, const char *name, int high),
1092
1093        TP_ARGS(wq, name, high)
1094);
1095
1096DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1097
1098        TP_PROTO(struct __btrfs_workqueue *wq),
1099
1100        TP_ARGS(wq),
1101
1102        TP_STRUCT__entry(
1103                __field(        void *, wq                      )
1104        ),
1105
1106        TP_fast_assign(
1107                __entry->wq             = wq;
1108        ),
1109
1110        TP_printk("wq=%p", __entry->wq)
1111);
1112
1113DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1114
1115        TP_PROTO(struct __btrfs_workqueue *wq),
1116
1117        TP_ARGS(wq)
1118);
1119
1120#define show_oper_type(type)                                            \
1121        __print_symbolic(type,                                          \
1122                { BTRFS_QGROUP_OPER_ADD_EXCL,   "OPER_ADD_EXCL" },      \
1123                { BTRFS_QGROUP_OPER_ADD_SHARED, "OPER_ADD_SHARED" },    \
1124                { BTRFS_QGROUP_OPER_SUB_EXCL,   "OPER_SUB_EXCL" },      \
1125                { BTRFS_QGROUP_OPER_SUB_SHARED, "OPER_SUB_SHARED" })
1126
1127DECLARE_EVENT_CLASS(btrfs_qgroup_oper,
1128
1129        TP_PROTO(struct btrfs_qgroup_operation *oper),
1130
1131        TP_ARGS(oper),
1132
1133        TP_STRUCT__entry(
1134                __field(        u64,  ref_root          )
1135                __field(        u64,  bytenr            )
1136                __field(        u64,  num_bytes         )
1137                __field(        u64,  seq               )
1138                __field(        int,  type              )
1139                __field(        u64,  elem_seq          )
1140        ),
1141
1142        TP_fast_assign(
1143                __entry->ref_root       = oper->ref_root;
1144                __entry->bytenr         = oper->bytenr,
1145                __entry->num_bytes      = oper->num_bytes;
1146                __entry->seq            = oper->seq;
1147                __entry->type           = oper->type;
1148                __entry->elem_seq       = oper->elem.seq;
1149        ),
1150
1151        TP_printk("ref_root = %llu, bytenr = %llu, num_bytes = %llu, "
1152                  "seq = %llu, elem.seq = %llu, type = %s",
1153                  (unsigned long long)__entry->ref_root,
1154                  (unsigned long long)__entry->bytenr,
1155                  (unsigned long long)__entry->num_bytes,
1156                  (unsigned long long)__entry->seq,
1157                  (unsigned long long)__entry->elem_seq,
1158                  show_oper_type(__entry->type))
1159);
1160
1161DEFINE_EVENT(btrfs_qgroup_oper, btrfs_qgroup_account,
1162
1163        TP_PROTO(struct btrfs_qgroup_operation *oper),
1164
1165        TP_ARGS(oper)
1166);
1167
1168DEFINE_EVENT(btrfs_qgroup_oper, btrfs_qgroup_record_ref,
1169
1170        TP_PROTO(struct btrfs_qgroup_operation *oper),
1171
1172        TP_ARGS(oper)
1173);
1174
1175#endif /* _TRACE_BTRFS_H */
1176
1177/* This part must be outside protection */
1178#include <trace/define_trace.h>
1179