instrumentation/events/lttng-module/btrfs.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM btrfs
   3
   4 #if !defined(LTTNG_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define LTTNG_TRACE_BTRFS_H
   6
   7 #include <probes/lttng-tracepoint-event.h>
   8 #include <linux/writeback.h>
   9 #include <linux/version.h>
  10
  11 #ifndef _TRACE_BTRFS_DEF_
  12 #define _TRACE_BTRFS_DEF_
  13 struct btrfs_root;
  14 struct btrfs_fs_info;
  15 struct btrfs_inode;
  16 struct extent_map;
  17 struct btrfs_ordered_extent;
  18 struct btrfs_delayed_ref_node;
  19 struct btrfs_delayed_tree_ref;
  20 struct btrfs_delayed_data_ref;
  21 struct btrfs_delayed_ref_head;
  22 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
  23 struct btrfs_block_group_cache;
  24 struct btrfs_free_cluster;
  25 #endif
  26 struct map_lookup;
  27 struct extent_buffer;
  28 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
  29 struct extent_state;
  30 #endif
  31 #endif
  32
  33 #define BTRFS_UUID_SIZE 16
  34
  35 LTTNG_TRACEPOINT_EVENT(btrfs_transaction_commit,
  36
  37         TP_PROTO(struct btrfs_root *root),
  38
  39         TP_ARGS(root),
  40
  41         TP_FIELDS(
  42                 ctf_integer(u64, generation, root->fs_info->generation)
  43                 ctf_integer(u64, root_objectid, root->root_key.objectid)
  44         )
  45 )
  46
  47 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__inode,
  48
  49         TP_PROTO(struct inode *inode),
  50
  51         TP_ARGS(inode),
  52
  53         TP_FIELDS(
  54                 ctf_integer(ino_t, ino, inode->i_ino)
  55                 ctf_integer(blkcnt_t, blocks, inode->i_blocks)
  56                 ctf_integer(u64, disk_i_size, BTRFS_I(inode)->disk_i_size)
  57                 ctf_integer(u64, generation, BTRFS_I(inode)->generation)
  58                 ctf_integer(u64, last_trans, BTRFS_I(inode)->last_trans)
  59                 ctf_integer(u64, logged_trans, BTRFS_I(inode)->logged_trans)
  60                 ctf_integer(u64, root_objectid,
  61                                 BTRFS_I(inode)->root->root_key.objectid)
  62         )
  63 )
  64
  65 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode, btrfs_inode_new,
  66
  67         TP_PROTO(struct inode *inode),
  68
  69         TP_ARGS(inode)
  70 )
  71
  72 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode, btrfs_inode_request,
  73
  74         TP_PROTO(struct inode *inode),
  75
  76         TP_ARGS(inode)
  77 )
  78
  79 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode, btrfs_inode_evict,
  80
  81         TP_PROTO(struct inode *inode),
  82
  83         TP_ARGS(inode)
  84 )
  85
  86 LTTNG_TRACEPOINT_EVENT(btrfs_get_extent,
  87
  88         TP_PROTO(struct btrfs_root *root, struct inode *inode,
  89                 struct extent_map *map),
  90
  91         TP_ARGS(root, inode, map),
  92
  93         TP_FIELDS(
  94                 ctf_integer(u64, root_objectid, root->root_key.objectid)
  95                 ctf_integer(u64, ino, btrfs_ino(inode))
  96                 ctf_integer(u64, start, map->start)
  97                 ctf_integer(u64, len, map->len)
  98                 ctf_integer(u64, orig_start, map->orig_start)
  99                 ctf_integer(u64, block_start, map->block_start)
 100                 ctf_integer(u64, block_len, map->block_len)
 101                 ctf_integer(unsigned long, flags, map->flags)
 102                 ctf_integer(int, refs, atomic_read(&map->refs))
 103                 ctf_integer(unsigned int, compress_type, map->compress_type)
 104         )
 105 )
 106
 107 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__ordered_extent,
 108
 109         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 110
 111         TP_ARGS(inode, ordered),
 112
 113         TP_FIELDS(
 114                 ctf_integer(ino_t, ino, inode->i_ino)
 115                 ctf_integer(u64, file_offset, ordered->file_offset)
 116                 ctf_integer(u64, start, ordered->start)
 117                 ctf_integer(u64, len, ordered->len)
 118                 ctf_integer(u64, disk_len, ordered->disk_len)
 119                 ctf_integer(u64, bytes_left, ordered->bytes_left)
 120                 ctf_integer(unsigned long, flags, ordered->flags)
 121                 ctf_integer(int, compress_type, ordered->compress_type)
 122                 ctf_integer(int, refs, atomic_read(&ordered->refs))
 123                 ctf_integer(u64, root_objectid,
 124                                 BTRFS_I(inode)->root->root_key.objectid)
 125         )
 126 )
 127
 128 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent, btrfs_ordered_extent_add,
 129
 130         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 131
 132         TP_ARGS(inode, ordered)
 133 )
 134
 135 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 136
 137         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 138
 139         TP_ARGS(inode, ordered)
 140 )
 141
 142 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent, btrfs_ordered_extent_start,
 143
 144         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 145
 146         TP_ARGS(inode, ordered)
 147 )
 148
 149 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent, btrfs_ordered_extent_put,
 150
 151         TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered),
 152
 153         TP_ARGS(inode, ordered)
 154 )
 155
 156 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__writepage,
 157
 158         TP_PROTO(struct page *page, struct inode *inode,
 159                  struct writeback_control *wbc),
 160
 161         TP_ARGS(page, inode, wbc),
 162
 163         TP_FIELDS(
 164                 ctf_integer(ino_t, ino, inode->i_ino)
 165                 ctf_integer(pgoff_t, index, page->index)
 166                 ctf_integer(long, nr_to_write, wbc->nr_to_write)
 167                 ctf_integer(long, pages_skipped, wbc->pages_skipped)
 168                 ctf_integer(loff_t, range_start, wbc->range_start)
 169                 ctf_integer(loff_t, range_end, wbc->range_end)
 170 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0))
 171                 ctf_integer(char, nonblocking, wbc->nonblocking)
 172 #endif
 173                 ctf_integer(char, for_kupdate, wbc->for_kupdate)
 174                 ctf_integer(char, for_reclaim, wbc->for_reclaim)
 175                 ctf_integer(char, range_cyclic, wbc->range_cyclic)
 176                 ctf_integer(pgoff_t, writeback_index,
 177                                 inode->i_mapping->writeback_index)
 178                 ctf_integer(u64, root_objectid,
 179                                 BTRFS_I(inode)->root->root_key.objectid)
 180         )
 181 )
 182
 183 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs__writepage,
 184
 185         __extent_writepage,
 186
 187         btrfs__extent_writepage,
 188
 189         TP_PROTO(struct page *page, struct inode *inode,
 190                  struct writeback_control *wbc),
 191
 192         TP_ARGS(page, inode, wbc)
 193 )
 194
 195 LTTNG_TRACEPOINT_EVENT(btrfs_writepage_end_io_hook,
 196
 197         TP_PROTO(struct page *page, u64 start, u64 end, int uptodate),
 198
 199         TP_ARGS(page, start, end, uptodate),
 200
 201         TP_FIELDS(
 202                 ctf_integer(ino_t, ino, page->mapping->host->i_ino)
 203                 ctf_integer(pgoff_t, index, page->index)
 204                 ctf_integer(u64, start, start)
 205                 ctf_integer(u64, end, end)
 206                 ctf_integer(int, uptodate, uptodate)
 207                 ctf_integer(u64, root_objectid,
 208                         BTRFS_I(page->mapping->host)->root->root_key.objectid)
 209         )
 210 )
 211
 212 LTTNG_TRACEPOINT_EVENT(btrfs_sync_file,
 213
 214         TP_PROTO(struct file *file, int datasync),
 215
 216         TP_ARGS(file, datasync),
 217
 218         TP_FIELDS(
 219                 ctf_integer(ino_t, ino, file->f_path.dentry->d_inode->i_ino)
 220                 ctf_integer(ino_t, parent, file->f_path.dentry->d_parent->d_inode->i_ino)
 221                 ctf_integer(int, datasync, datasync)
 222                 ctf_integer(u64, root_objectid,
 223                         BTRFS_I(file->f_path.dentry->d_inode)->root->root_key.objectid)
 224         )
 225 )
 226
 227 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,8,0))
 228 LTTNG_TRACEPOINT_EVENT(btrfs_sync_fs,
 229
 230         TP_PROTO(struct btrfs_fs_info *fs_info, int wait),
 231
 232         TP_ARGS(fs_info, wait),
 233
 234         TP_FIELDS(
 235                 ctf_integer(int, wait, wait)
 236         )
 237 )
 238 #else
 239 LTTNG_TRACEPOINT_EVENT(btrfs_sync_fs,
 240
 241         TP_PROTO(int wait),
 242
 243         TP_ARGS(wait),
 244
 245         TP_FIELDS(
 246                 ctf_integer(int, wait, wait)
 247         )
 248 )
 249 #endif
 250
 251 LTTNG_TRACEPOINT_EVENT(btrfs_add_block_group,
 252
 253         TP_PROTO(struct btrfs_fs_info *fs_info,
 254                 struct btrfs_block_group_cache *block_group, int create),
 255
 256         TP_ARGS(fs_info, block_group, create),
 257
 258         TP_FIELDS(
 259                 ctf_array(u8, fsid, fs_info->fsid, BTRFS_UUID_SIZE)
 260                 ctf_integer(u64, offset, block_group->key.objectid)
 261                 ctf_integer(u64, size, block_group->key.offset)
 262                 ctf_integer(u64, flags, block_group->flags)
 263                 ctf_integer(u64, bytes_used, btrfs_block_group_used(&block_group->item))
 264                 ctf_integer(u64, bytes_super, block_group->bytes_super)
 265                 ctf_integer(int, create, create)
 266         )
 267 )
 268
 269 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,8,0))
 270 LTTNG_TRACEPOINT_EVENT(btrfs_delayed_tree_ref,
 271
 272         TP_PROTO(struct btrfs_fs_info *fs_info,
 273                  struct btrfs_delayed_ref_node *ref,
 274                  struct btrfs_delayed_tree_ref *full_ref,
 275                  int action),
 276
 277         TP_ARGS(fs_info, ref, full_ref, action),
 278
 279         TP_FIELDS(
 280                 ctf_integer(u64, bytenr, ref->bytenr)
 281                 ctf_integer(u64, num_bytes, ref->num_bytes)
 282                 ctf_integer(int, action, action)
 283                 ctf_integer(u64, parent, full_ref->parent)
 284                 ctf_integer(u64, ref_root, full_ref->root)
 285                 ctf_integer(int, level, full_ref->level)
 286                 ctf_integer(int, type, ref->type)
 287                 ctf_integer(u64, seq, ref->seq)
 288         )
 289 )
 290 #else
 291 LTTNG_TRACEPOINT_EVENT(btrfs_delayed_tree_ref,
 292
 293         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 294                  struct btrfs_delayed_tree_ref *full_ref,
 295                  int action),
 296
 297         TP_ARGS(ref, full_ref, action),
 298
 299         TP_FIELDS(
 300                 ctf_integer(u64, bytenr, ref->bytenr)
 301                 ctf_integer(u64, num_bytes, ref->num_bytes)
 302                 ctf_integer(int, action, action)
 303                 ctf_integer(u64, parent, full_ref->parent)
 304                 ctf_integer(u64, ref_root, full_ref->root)
 305                 ctf_integer(int, level, full_ref->level)
 306                 ctf_integer(int, type, ref->type)
 307 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,7,0))
 308                 ctf_integer(u64, seq, ref->seq)
 309 #endif
 310         )
 311 )
 312 #endif
 313
 314 LTTNG_TRACEPOINT_EVENT(btrfs_delayed_data_ref,
 315
 316         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 317                  struct btrfs_delayed_data_ref *full_ref,
 318                  int action),
 319
 320         TP_ARGS(ref, full_ref, action),
 321
 322         TP_FIELDS(
 323                 ctf_integer(u64, bytenr, ref->bytenr)
 324                 ctf_integer(u64, num_bytes, ref->num_bytes)
 325                 ctf_integer(int, action, action)
 326                 ctf_integer(u64, parent, full_ref->parent)
 327                 ctf_integer(u64, ref_root, full_ref->root)
 328                 ctf_integer(u64, owner, full_ref->objectid)
 329                 ctf_integer(u64, offset, full_ref->offset)
 330                 ctf_integer(int, type, ref->type)
 331 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,7,0))
 332                 ctf_integer(u64, seq, ref->seq)
 333 #endif
 334         )
 335 )
 336
 337 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,8,0))
 338 LTTNG_TRACEPOINT_EVENT(btrfs_delayed_ref_head,
 339
 340         TP_PROTO(struct btrfs_fs_info *fs_info,
 341                  struct btrfs_delayed_ref_node *ref,
 342                  struct btrfs_delayed_ref_head *head_ref,
 343                  int action),
 344
 345         TP_ARGS(fs_info, ref, head_ref, action),
 346
 347         TP_FIELDS(
 348                 ctf_integer(u64, bytenr, ref->bytenr)
 349                 ctf_integer(u64, num_bytes, ref->num_bytes)
 350                 ctf_integer(int, action, action)
 351                 ctf_integer(int, is_data, head_ref->is_data)
 352         )
 353 )
 354
 355 #else
 356 LTTNG_TRACEPOINT_EVENT(btrfs_delayed_ref_head,
 357
 358         TP_PROTO(struct btrfs_delayed_ref_node *ref,
 359                  struct btrfs_delayed_ref_head *head_ref,
 360                  int action),
 361
 362         TP_ARGS(ref, head_ref, action),
 363
 364         TP_FIELDS(
 365                 ctf_integer(u64, bytenr, ref->bytenr)
 366                 ctf_integer(u64, num_bytes, ref->num_bytes)
 367                 ctf_integer(int, action, action)
 368                 ctf_integer(int, is_data, head_ref->is_data)
 369         )
 370 )
 371 #endif
 372
 373 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0))
 374
 375 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__chunk,
 376
 377         TP_PROTO(struct btrfs_fs_info *fs_info, struct map_lookup *map,
 378                  u64 offset, u64 size),
 379
 380         TP_ARGS(fs_info, map, offset, size),
 381
 382         TP_FIELDS(
 383                 ctf_integer(int, num_stripes, map->num_stripes)
 384                 ctf_integer(u64, type, map->type)
 385                 ctf_integer(int, sub_stripes, map->sub_stripes)
 386                 ctf_integer(u64, offset, offset)
 387                 ctf_integer(u64, size, size)
 388                 ctf_integer(u64, root_objectid, fs_info->chunk_root->root_key.objectid)
 389         )
 390 )
 391
 392 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__chunk,  btrfs_chunk_alloc,
 393
 394         TP_PROTO(struct btrfs_fs_info *info, struct map_lookup *map,
 395                  u64 offset, u64 size),
 396
 397         TP_ARGS(info, map, offset, size)
 398 )
 399
 400 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__chunk,  btrfs_chunk_free,
 401
 402         TP_PROTO(struct btrfs_fs_info *info, struct map_lookup *map,
 403                  u64 offset, u64 size),
 404
 405         TP_ARGS(info, map, offset, size)
 406 )
 407
 408 #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0)) */
 409
 410 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__chunk,
 411
 412         TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
 413                  u64 offset, u64 size),
 414
 415         TP_ARGS(root, map, offset, size),
 416
 417         TP_FIELDS(
 418                 ctf_integer(int, num_stripes, map->num_stripes)
 419                 ctf_integer(u64, type, map->type)
 420                 ctf_integer(int, sub_stripes, map->sub_stripes)
 421                 ctf_integer(u64, offset, offset)
 422                 ctf_integer(u64, size, size)
 423                 ctf_integer(u64, root_objectid, root->root_key.objectid)
 424         )
 425 )
 426
 427 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__chunk,  btrfs_chunk_alloc,
 428
 429         TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
 430                  u64 offset, u64 size),
 431
 432         TP_ARGS(root, map, offset, size)
 433 )
 434
 435 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__chunk,  btrfs_chunk_free,
 436
 437         TP_PROTO(struct btrfs_root *root, struct map_lookup *map,
 438                  u64 offset, u64 size),
 439
 440         TP_ARGS(root, map, offset, size)
 441 )
 442
 443 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0)) */
 444
 445 LTTNG_TRACEPOINT_EVENT(btrfs_cow_block,
 446
 447         TP_PROTO(struct btrfs_root *root, struct extent_buffer *buf,
 448                  struct extent_buffer *cow),
 449
 450         TP_ARGS(root, buf, cow),
 451
 452         TP_FIELDS(
 453                 ctf_integer(u64, root_objectid, root->root_key.objectid)
 454                 ctf_integer(u64, buf_start, buf->start)
 455                 ctf_integer(int, refs, atomic_read(&buf->refs))
 456                 ctf_integer(u64, cow_start, cow->start)
 457                 ctf_integer(int, buf_level, btrfs_header_level(buf))
 458                 ctf_integer(int, cow_level, btrfs_header_level(cow))
 459         )
 460 )
 461
 462 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
 463 LTTNG_TRACEPOINT_EVENT(btrfs_space_reservation,
 464
 465         TP_PROTO(struct btrfs_fs_info *fs_info, char *type, u64 val,
 466                  u64 bytes, int reserve),
 467
 468         TP_ARGS(fs_info, type, val, bytes, reserve),
 469
 470         TP_FIELDS(
 471                 ctf_array(u8, fsid, fs_info->fsid, BTRFS_UUID_SIZE)
 472                 ctf_string(type, type)
 473                 ctf_integer(u64, val, val)
 474                 ctf_integer(u64, bytes, bytes)
 475                 ctf_integer(int, reserve, reserve)
 476         )
 477 )
 478 #endif
 479
 480 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0))
 481
 482 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__reserved_extent,
 483
 484         TP_PROTO(struct btrfs_fs_info *info, u64 start, u64 len),
 485
 486         TP_ARGS(info, start, len),
 487
 488         TP_FIELDS(
 489                 ctf_integer(u64, start, start)
 490                 ctf_integer(u64, len, len)
 491         )
 492 )
 493
 494 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
 495
 496         TP_PROTO(struct btrfs_fs_info *info, u64 start, u64 len),
 497
 498         TP_ARGS(info, start, len)
 499 )
 500
 501 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserved_extent,  btrfs_reserved_extent_free,
 502
 503         TP_PROTO(struct btrfs_fs_info *info, u64 start, u64 len),
 504
 505         TP_ARGS(info, start, len)
 506 )
 507
 508 #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0)) */
 509
 510 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__reserved_extent,
 511
 512         TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 513
 514         TP_ARGS(root, start, len),
 515
 516         TP_FIELDS(
 517                 ctf_integer(u64, root_objectid, root->root_key.objectid)
 518                 ctf_integer(u64, start, start)
 519                 ctf_integer(u64, len, len)
 520         )
 521 )
 522
 523 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
 524
 525         TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 526
 527         TP_ARGS(root, start, len)
 528 )
 529
 530 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserved_extent,  btrfs_reserved_extent_free,
 531
 532         TP_PROTO(struct btrfs_root *root, u64 start, u64 len),
 533
 534         TP_ARGS(root, start, len)
 535 )
 536
 537 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0)) */
 538
 539 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
 540
 541 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0))
 542
 543 LTTNG_TRACEPOINT_EVENT_MAP(find_free_extent,
 544
 545         btrfs_find_free_extent,
 546
 547         TP_PROTO(struct btrfs_fs_info *info, u64 num_bytes, u64 empty_size,
 548                  u64 data),
 549
 550         TP_ARGS(info, num_bytes, empty_size, data),
 551
 552         TP_FIELDS(
 553                 ctf_integer(u64, num_bytes, num_bytes)
 554                 ctf_integer(u64, empty_size, empty_size)
 555                 ctf_integer(u64, data, data)
 556         )
 557 )
 558
 559 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__reserve_extent,
 560
 561         TP_PROTO(struct btrfs_fs_info *info,
 562                  struct btrfs_block_group_cache *block_group, u64 start,
 563                  u64 len),
 564
 565         TP_ARGS(info, block_group, start, len),
 566
 567         TP_FIELDS(
 568                 ctf_integer(u64, bg_objectid, block_group->key.objectid)
 569                 ctf_integer(u64, flags, block_group->flags)
 570                 ctf_integer(u64, start, start)
 571                 ctf_integer(u64, len, len)
 572         )
 573 )
 574
 575 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserve_extent, btrfs_reserve_extent,
 576
 577         TP_PROTO(struct btrfs_fs_info *info,
 578                  struct btrfs_block_group_cache *block_group, u64 start,
 579                  u64 len),
 580
 581         TP_ARGS(info, block_group, start, len)
 582 )
 583
 584 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
 585
 586         TP_PROTO(struct btrfs_fs_info *info,
 587                  struct btrfs_block_group_cache *block_group, u64 start,
 588                  u64 len),
 589
 590         TP_ARGS(info, block_group, start, len)
 591 )
 592
 593 #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0)) */
 594
 595 LTTNG_TRACEPOINT_EVENT_MAP(find_free_extent,
 596
 597         btrfs_find_free_extent,
 598
 599         TP_PROTO(struct btrfs_root *root, u64 num_bytes, u64 empty_size,
 600                  u64 data),
 601
 602         TP_ARGS(root, num_bytes, empty_size, data),
 603
 604         TP_FIELDS(
 605                 ctf_integer(u64, root_objectid, root->root_key.objectid)
 606                 ctf_integer(u64, num_bytes, num_bytes)
 607                 ctf_integer(u64, empty_size, empty_size)
 608                 ctf_integer(u64, data, data)
 609         )
 610 )
 611
 612 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__reserve_extent,
 613
 614         TP_PROTO(struct btrfs_root *root,
 615                  struct btrfs_block_group_cache *block_group, u64 start,
 616                  u64 len),
 617
 618         TP_ARGS(root, block_group, start, len),
 619
 620         TP_FIELDS(
 621                 ctf_integer(u64, root_objectid, root->root_key.objectid)
 622                 ctf_integer(u64, bg_objectid, block_group->key.objectid)
 623                 ctf_integer(u64, flags, block_group->flags)
 624                 ctf_integer(u64, start, start)
 625                 ctf_integer(u64, len, len)
 626         )
 627 )
 628
 629 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserve_extent, btrfs_reserve_extent,
 630
 631         TP_PROTO(struct btrfs_root *root,
 632                  struct btrfs_block_group_cache *block_group, u64 start,
 633                  u64 len),
 634
 635         TP_ARGS(root, block_group, start, len)
 636 )
 637
 638 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
 639
 640         TP_PROTO(struct btrfs_root *root,
 641                  struct btrfs_block_group_cache *block_group, u64 start,
 642                  u64 len),
 643
 644         TP_ARGS(root, block_group, start, len)
 645 )
 646
 647 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,10,0)) */
 648
 649 LTTNG_TRACEPOINT_EVENT(btrfs_find_cluster,
 650
 651         TP_PROTO(struct btrfs_block_group_cache *block_group, u64 start,
 652                  u64 bytes, u64 empty_size, u64 min_bytes),
 653
 654         TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
 655
 656         TP_FIELDS(
 657                 ctf_integer(u64, bg_objectid, block_group->key.objectid)
 658                 ctf_integer(u64, flags, block_group->flags)
 659                 ctf_integer(u64, start, start)
 660                 ctf_integer(u64, bytes, bytes)
 661                 ctf_integer(u64, empty_size, empty_size)
 662                 ctf_integer(u64, min_bytes, min_bytes)
 663         )
 664 )
 665
 666 LTTNG_TRACEPOINT_EVENT(btrfs_failed_cluster_setup,
 667
 668         TP_PROTO(struct btrfs_block_group_cache *block_group),
 669
 670         TP_ARGS(block_group),
 671
 672         TP_FIELDS(
 673                 ctf_integer(u64, bg_objectid, block_group->key.objectid)
 674         )
 675 )
 676
 677 LTTNG_TRACEPOINT_EVENT(btrfs_setup_cluster,
 678
 679         TP_PROTO(struct btrfs_block_group_cache *block_group,
 680                  struct btrfs_free_cluster *cluster, u64 size, int bitmap),
 681
 682         TP_ARGS(block_group, cluster, size, bitmap),
 683
 684         TP_FIELDS(
 685                 ctf_integer(u64, bg_objectid, block_group->key.objectid)
 686                 ctf_integer(u64, flags, block_group->flags)
 687                 ctf_integer(u64, start, cluster->window_start)
 688                 ctf_integer(u64, max_size, cluster->max_size)
 689                 ctf_integer(u64, size, size)
 690                 ctf_integer(int, bitmap, bitmap)
 691         )
 692 )
 693 #endif
 694
 695 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
 696 LTTNG_TRACEPOINT_EVENT_MAP(alloc_extent_state,
 697
 698         btrfs_alloc_extent_state,
 699
 700         TP_PROTO(struct extent_state *state, gfp_t mask, unsigned long IP),
 701
 702         TP_ARGS(state, mask, IP),
 703
 704         TP_FIELDS(
 705                 ctf_integer_hex(struct extent_state *, state, state)
 706                 ctf_integer(gfp_t, mask, mask)
 707                 ctf_integer(unsigned long, ip, IP)
 708         )
 709 )
 710
 711 LTTNG_TRACEPOINT_EVENT_MAP(free_extent_state,
 712
 713         btrfs_free_extent_state,
 714
 715         TP_PROTO(struct extent_state *state, unsigned long IP),
 716
 717         TP_ARGS(state, IP),
 718
 719         TP_FIELDS(
 720                 ctf_integer_hex(struct extent_state *, state, state)
 721                 ctf_integer(unsigned long, ip, IP)
 722         )
 723 )
 724 #endif
 725
 726 #endif /* LTTNG_TRACE_BTRFS_H */
 727
 728 /* This part must be outside protection */
 729 #include <probes/define_trace.h>