include/trace/events/btrfs.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM btrfs
   4
   5 #if !defined(_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_BTRFS_H
   7
   8 #include <linux/writeback.h>
   9 #include <linux/tracepoint.h>
  10 #include <trace/events/mmflags.h>
  11
  12 struct btrfs_root;
  13 struct btrfs_fs_info;
  14 struct btrfs_inode;
  15 struct extent_map;
  16 struct btrfs_file_extent_item;
  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 struct btrfs_block_group_cache;
  23 struct btrfs_free_cluster;
  24 struct map_lookup;
  25 struct extent_buffer;
  26 struct btrfs_work;
  27 struct __btrfs_workqueue;
  28 struct btrfs_qgroup_extent_record;
  29 struct btrfs_qgroup;
  30 struct prelim_ref;
  31
  32 TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS_NR);
  33 TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS);
  34 TRACE_DEFINE_ENUM(FLUSH_DELALLOC);
  35 TRACE_DEFINE_ENUM(FLUSH_DELALLOC_WAIT);
  36 TRACE_DEFINE_ENUM(ALLOC_CHUNK);
  37 TRACE_DEFINE_ENUM(COMMIT_TRANS);
  38
  39 #define show_ref_type(type)                                             \
  40         __print_symbolic(type,                                          \
  41                 { BTRFS_TREE_BLOCK_REF_KEY,     "TREE_BLOCK_REF" },     \
  42                 { BTRFS_EXTENT_DATA_REF_KEY,    "EXTENT_DATA_REF" },    \
  43                 { BTRFS_EXTENT_REF_V0_KEY,      "EXTENT_REF_V0" },      \
  44                 { BTRFS_SHARED_BLOCK_REF_KEY,   "SHARED_BLOCK_REF" },   \
  45                 { BTRFS_SHARED_DATA_REF_KEY,    "SHARED_DATA_REF" })
  46
  47 #define __show_root_type(obj)                                           \
  48         __print_symbolic_u64(obj,                                       \
  49                 { BTRFS_ROOT_TREE_OBJECTID,     "ROOT_TREE"     },      \
  50                 { BTRFS_EXTENT_TREE_OBJECTID,   "EXTENT_TREE"   },      \
  51                 { BTRFS_CHUNK_TREE_OBJECTID,    "CHUNK_TREE"    },      \
  52                 { BTRFS_DEV_TREE_OBJECTID,      "DEV_TREE"      },      \
  53                 { BTRFS_FS_TREE_OBJECTID,       "FS_TREE"       },      \
  54                 { BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR" },      \
  55                 { BTRFS_CSUM_TREE_OBJECTID,     "CSUM_TREE"     },      \
  56                 { BTRFS_TREE_LOG_OBJECTID,      "TREE_LOG"      },      \
  57                 { BTRFS_QUOTA_TREE_OBJECTID,    "QUOTA_TREE"    },      \
  58                 { BTRFS_TREE_RELOC_OBJECTID,    "TREE_RELOC"    },      \
  59                 { BTRFS_UUID_TREE_OBJECTID,     "UUID_TREE"     },      \
  60                 { BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },  \
  61                 { BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
  62
  63 #define show_root_type(obj)                                             \
  64         obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||                \
  65               (obj >= BTRFS_ROOT_TREE_OBJECTID &&                       \
  66                obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
  67
  68 #define show_fi_type(type)                                              \
  69         __print_symbolic(type,                                          \
  70                  { BTRFS_FILE_EXTENT_INLINE,    "INLINE" },             \
  71                  { BTRFS_FILE_EXTENT_REG,       "REG"    },             \
  72                  { BTRFS_FILE_EXTENT_PREALLOC,  "PREALLOC"})
  73
  74 #define BTRFS_GROUP_FLAGS       \
  75         { BTRFS_BLOCK_GROUP_DATA,       "DATA"},        \
  76         { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
  77         { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
  78         { BTRFS_BLOCK_GROUP_RAID0,      "RAID0"},       \
  79         { BTRFS_BLOCK_GROUP_RAID1,      "RAID1"},       \
  80         { BTRFS_BLOCK_GROUP_DUP,        "DUP"},         \
  81         { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
  82         { BTRFS_BLOCK_GROUP_RAID5,      "RAID5"},       \
  83         { BTRFS_BLOCK_GROUP_RAID6,      "RAID6"}
  84
  85 #define BTRFS_FSID_SIZE 16
  86 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
  87
  88 #define TP_fast_assign_fsid(fs_info)                                    \
  89         memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE)
  90
  91 #define TP_STRUCT__entry_btrfs(args...)                                 \
  92         TP_STRUCT__entry(                                               \
  93                 TP_STRUCT__entry_fsid                                   \
  94                 args)
  95 #define TP_fast_assign_btrfs(fs_info, args...)                          \
  96         TP_fast_assign(                                                 \
  97                 TP_fast_assign_fsid(fs_info);                           \
  98                 args)
  99 #define TP_printk_btrfs(fmt, args...) \
 100         TP_printk("%pU: " fmt, __entry->fsid, args)
 101
 102 TRACE_EVENT(btrfs_transaction_commit,
 103
 104         TP_PROTO(const struct btrfs_root *root),
 105
 106         TP_ARGS(root),
 107
 108         TP_STRUCT__entry_btrfs(
 109                 __field(        u64,  generation                )
 110                 __field(        u64,  root_objectid             )
 111         ),
 112
 113         TP_fast_assign_btrfs(root->fs_info,
 114                 __entry->generation     = root->fs_info->generation;
 115                 __entry->root_objectid  = root->root_key.objectid;
 116         ),
 117
 118         TP_printk_btrfs("root = %llu(%s), gen = %llu",
 119                   show_root_type(__entry->root_objectid),
 120                   (unsigned long long)__entry->generation)
 121 );
 122
 123 DECLARE_EVENT_CLASS(btrfs__inode,
 124
 125         TP_PROTO(const struct inode *inode),
 126
 127         TP_ARGS(inode),
 128
 129         TP_STRUCT__entry_btrfs(
 130                 __field(        ino_t,  ino                     )
 131                 __field(        blkcnt_t,  blocks               )
 132                 __field(        u64,  disk_i_size               )
 133                 __field(        u64,  generation                )
 134                 __field(        u64,  last_trans                )
 135                 __field(        u64,  logged_trans              )
 136                 __field(        u64,  root_objectid             )
 137         ),
 138
 139         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 140                 __entry->ino    = inode->i_ino;
 141                 __entry->blocks = inode->i_blocks;
 142                 __entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
 143                 __entry->generation = BTRFS_I(inode)->generation;
 144                 __entry->last_trans = BTRFS_I(inode)->last_trans;
 145                 __entry->logged_trans = BTRFS_I(inode)->logged_trans;
 146                 __entry->root_objectid =
 147                                 BTRFS_I(inode)->root->root_key.objectid;
 148         ),
 149
 150         TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%lu blocks=%llu "
 151                   "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
 152                   show_root_type(__entry->root_objectid),
 153                   (unsigned long long)__entry->generation,
 154                   (unsigned long)__entry->ino,
 155                   (unsigned long long)__entry->blocks,
 156                   (unsigned long long)__entry->disk_i_size,
 157                   (unsigned long long)__entry->last_trans,
 158                   (unsigned long long)__entry->logged_trans)
 159 );
 160
 161 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
 162
 163         TP_PROTO(const struct inode *inode),
 164
 165         TP_ARGS(inode)
 166 );
 167
 168 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
 169
 170         TP_PROTO(const struct inode *inode),
 171
 172         TP_ARGS(inode)
 173 );
 174
 175 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
 176
 177         TP_PROTO(const struct inode *inode),
 178
 179         TP_ARGS(inode)
 180 );
 181
 182 #define __show_map_type(type)                                           \
 183         __print_symbolic_u64(type,                                      \
 184                 { EXTENT_MAP_LAST_BYTE, "LAST_BYTE"     },              \
 185                 { EXTENT_MAP_HOLE,      "HOLE"          },              \
 186                 { EXTENT_MAP_INLINE,    "INLINE"        },              \
 187                 { EXTENT_MAP_DELALLOC,  "DELALLOC"      })
 188
 189 #define show_map_type(type)                     \
 190         type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
 191
 192 #define show_map_flags(flag)                                            \
 193         __print_flags(flag, "|",                                        \
 194                 { (1 << EXTENT_FLAG_PINNED),            "PINNED"        },\
 195                 { (1 << EXTENT_FLAG_COMPRESSED),        "COMPRESSED"    },\
 196                 { (1 << EXTENT_FLAG_PREALLOC),          "PREALLOC"      },\
 197                 { (1 << EXTENT_FLAG_LOGGING),           "LOGGING"       },\
 198                 { (1 << EXTENT_FLAG_FILLING),           "FILLING"       },\
 199                 { (1 << EXTENT_FLAG_FS_MAPPING),        "FS_MAPPING"    })
 200
 201 TRACE_EVENT_CONDITION(btrfs_get_extent,
 202
 203         TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
 204                  const struct extent_map *map),
 205
 206         TP_ARGS(root, inode, map),
 207
 208         TP_CONDITION(map),
 209
 210         TP_STRUCT__entry_btrfs(
 211                 __field(        u64,  root_objectid     )
 212                 __field(        u64,  ino               )
 213                 __field(        u64,  start             )
 214                 __field(        u64,  len               )
 215                 __field(        u64,  orig_start        )
 216                 __field(        u64,  block_start       )
 217                 __field(        u64,  block_len         )
 218                 __field(        unsigned long,  flags   )
 219                 __field(        int,  refs              )
 220                 __field(        unsigned int,  compress_type    )
 221         ),
 222
 223         TP_fast_assign_btrfs(root->fs_info,
 224                 __entry->root_objectid  = root->root_key.objectid;
 225                 __entry->ino            = btrfs_ino(inode);
 226                 __entry->start          = map->start;
 227                 __entry->len            = map->len;
 228                 __entry->orig_start     = map->orig_start;
 229                 __entry->block_start    = map->block_start;
 230                 __entry->block_len      = map->block_len;
 231                 __entry->flags          = map->flags;
 232                 __entry->refs           = refcount_read(&map->refs);
 233                 __entry->compress_type  = map->compress_type;
 234         ),
 235
 236         TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
 237                   "orig_start=%llu block_start=%llu(%s) "
 238                   "block_len=%llu flags=%s refs=%u "
 239                   "compress_type=%u",
 240                   show_root_type(__entry->root_objectid),
 241                   (unsigned long long)__entry->ino,
 242                   (unsigned long long)__entry->start,
 243                   (unsigned long long)__entry->len,
 244                   (unsigned long long)__entry->orig_start,
 245                   show_map_type(__entry->block_start),
 246                   (unsigned long long)__entry->block_len,
 247                   show_map_flags(__entry->flags),
 248                   __entry->refs, __entry->compress_type)
 249 );
 250
 251 /* file extent item */
 252 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
 253
 254         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 255                  struct btrfs_file_extent_item *fi, u64 start),
 256
 257         TP_ARGS(bi, l, fi, start),
 258
 259         TP_STRUCT__entry_btrfs(
 260                 __field(        u64,    root_obj        )
 261                 __field(        u64,    ino             )
 262                 __field(        loff_t, isize           )
 263                 __field(        u64,    disk_isize      )
 264                 __field(        u64,    num_bytes       )
 265                 __field(        u64,    ram_bytes       )
 266                 __field(        u64,    disk_bytenr     )
 267                 __field(        u64,    disk_num_bytes  )
 268                 __field(        u64,    extent_offset   )
 269                 __field(        u8,     extent_type     )
 270                 __field(        u8,     compression     )
 271                 __field(        u64,    extent_start    )
 272                 __field(        u64,    extent_end      )
 273         ),
 274
 275         TP_fast_assign_btrfs(bi->root->fs_info,
 276                 __entry->root_obj       = bi->root->objectid;
 277                 __entry->ino            = btrfs_ino(bi);
 278                 __entry->isize          = bi->vfs_inode.i_size;
 279                 __entry->disk_isize     = bi->disk_i_size;
 280                 __entry->num_bytes      = btrfs_file_extent_num_bytes(l, fi);
 281                 __entry->ram_bytes      = btrfs_file_extent_ram_bytes(l, fi);
 282                 __entry->disk_bytenr    = btrfs_file_extent_disk_bytenr(l, fi);
 283                 __entry->disk_num_bytes = btrfs_file_extent_disk_num_bytes(l, fi);
 284                 __entry->extent_offset  = btrfs_file_extent_offset(l, fi);
 285                 __entry->extent_type    = btrfs_file_extent_type(l, fi);
 286                 __entry->compression    = btrfs_file_extent_compression(l, fi);
 287                 __entry->extent_start   = start;
 288                 __entry->extent_end     = (start + __entry->num_bytes);
 289         ),
 290
 291         TP_printk_btrfs(
 292                 "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 293                 "file extent range=[%llu %llu] "
 294                 "(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
 295                 "disk_num_bytes=%llu extent_offset=%llu type=%s "
 296                 "compression=%u",
 297                 show_root_type(__entry->root_obj), __entry->ino,
 298                 __entry->isize,
 299                 __entry->disk_isize, __entry->extent_start,
 300                 __entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
 301                 __entry->disk_bytenr, __entry->disk_num_bytes,
 302                 __entry->extent_offset, show_fi_type(__entry->extent_type),
 303                 __entry->compression)
 304 );
 305
 306 DECLARE_EVENT_CLASS(
 307         btrfs__file_extent_item_inline,
 308
 309         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 310                  struct btrfs_file_extent_item *fi, int slot, u64 start),
 311
 312         TP_ARGS(bi, l, fi, slot,  start),
 313
 314         TP_STRUCT__entry_btrfs(
 315                 __field(        u64,    root_obj        )
 316                 __field(        u64,    ino             )
 317                 __field(        loff_t, isize           )
 318                 __field(        u64,    disk_isize      )
 319                 __field(        u8,     extent_type     )
 320                 __field(        u8,     compression     )
 321                 __field(        u64,    extent_start    )
 322                 __field(        u64,    extent_end      )
 323         ),
 324
 325         TP_fast_assign_btrfs(
 326                 bi->root->fs_info,
 327                 __entry->root_obj       = bi->root->objectid;
 328                 __entry->ino            = btrfs_ino(bi);
 329                 __entry->isize          = bi->vfs_inode.i_size;
 330                 __entry->disk_isize     = bi->disk_i_size;
 331                 __entry->extent_type    = btrfs_file_extent_type(l, fi);
 332                 __entry->compression    = btrfs_file_extent_compression(l, fi);
 333                 __entry->extent_start   = start;
 334                 __entry->extent_end     = (start + btrfs_file_extent_inline_len(l, slot, fi));
 335         ),
 336
 337         TP_printk_btrfs(
 338                 "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 339                 "file extent range=[%llu %llu] "
 340                 "extent_type=%s compression=%u",
 341                 show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
 342                 __entry->disk_isize, __entry->extent_start,
 343                 __entry->extent_end, show_fi_type(__entry->extent_type),
 344                 __entry->compression)
 345 );
 346
 347 DEFINE_EVENT(
 348         btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
 349
 350         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 351                  struct btrfs_file_extent_item *fi, u64 start),
 352
 353         TP_ARGS(bi, l, fi, start)
 354 );
 355
 356 DEFINE_EVENT(
 357         btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
 358
 359         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 360                  struct btrfs_file_extent_item *fi, u64 start),
 361
 362         TP_ARGS(bi, l, fi, start)
 363 );
 364
 365 DEFINE_EVENT(
 366         btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
 367
 368         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 369                  struct btrfs_file_extent_item *fi, int slot, u64 start),
 370
 371         TP_ARGS(bi, l, fi, slot, start)
 372 );
 373
 374 DEFINE_EVENT(
 375         btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
 376
 377         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 378                  struct btrfs_file_extent_item *fi, int slot, u64 start),
 379
 380         TP_ARGS(bi, l, fi, slot, start)
 381 );
 382
 383 #define show_ordered_flags(flags)                                          \
 384         __print_flags(flags, "|",                                          \
 385                 { (1 << BTRFS_ORDERED_IO_DONE),         "IO_DONE"       }, \
 386                 { (1 << BTRFS_ORDERED_COMPLETE),        "COMPLETE"      }, \
 387                 { (1 << BTRFS_ORDERED_NOCOW),           "NOCOW"         }, \
 388                 { (1 << BTRFS_ORDERED_COMPRESSED),      "COMPRESSED"    }, \
 389                 { (1 << BTRFS_ORDERED_PREALLOC),        "PREALLOC"      }, \
 390                 { (1 << BTRFS_ORDERED_DIRECT),          "DIRECT"        }, \
 391                 { (1 << BTRFS_ORDERED_IOERR),           "IOERR"         }, \
 392                 { (1 << BTRFS_ORDERED_UPDATED_ISIZE),   "UPDATED_ISIZE" }, \
 393                 { (1 << BTRFS_ORDERED_LOGGED_CSUM),     "LOGGED_CSUM"   }, \
 394                 { (1 << BTRFS_ORDERED_TRUNCATED),       "TRUNCATED"     })
 395
 396
 397 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 398
 399         TP_PROTO(const struct inode *inode,
 400                  const struct btrfs_ordered_extent *ordered),
 401
 402         TP_ARGS(inode, ordered),
 403
 404         TP_STRUCT__entry_btrfs(
 405                 __field(        ino_t,  ino             )
 406                 __field(        u64,  file_offset       )
 407                 __field(        u64,  start             )
 408                 __field(        u64,  len               )
 409                 __field(        u64,  disk_len          )
 410                 __field(        u64,  bytes_left        )
 411                 __field(        unsigned long,  flags   )
 412                 __field(        int,  compress_type     )
 413                 __field(        int,  refs              )
 414                 __field(        u64,  root_objectid     )
 415                 __field(        u64,  truncated_len     )
 416         ),
 417
 418         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 419                 __entry->ino            = inode->i_ino;
 420                 __entry->file_offset    = ordered->file_offset;
 421                 __entry->start          = ordered->start;
 422                 __entry->len            = ordered->len;
 423                 __entry->disk_len       = ordered->disk_len;
 424                 __entry->bytes_left     = ordered->bytes_left;
 425                 __entry->flags          = ordered->flags;
 426                 __entry->compress_type  = ordered->compress_type;
 427                 __entry->refs           = refcount_read(&ordered->refs);
 428                 __entry->root_objectid  =
 429                                 BTRFS_I(inode)->root->root_key.objectid;
 430                 __entry->truncated_len  = ordered->truncated_len;
 431         ),
 432
 433         TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
 434                   "start=%llu len=%llu disk_len=%llu "
 435                   "truncated_len=%llu "
 436                   "bytes_left=%llu flags=%s compress_type=%d "
 437                   "refs=%d",
 438                   show_root_type(__entry->root_objectid),
 439                   (unsigned long long)__entry->ino,
 440                   (unsigned long long)__entry->file_offset,
 441                   (unsigned long long)__entry->start,
 442                   (unsigned long long)__entry->len,
 443                   (unsigned long long)__entry->disk_len,
 444                   (unsigned long long)__entry->truncated_len,
 445                   (unsigned long long)__entry->bytes_left,
 446                   show_ordered_flags(__entry->flags),
 447                   __entry->compress_type, __entry->refs)
 448 );
 449
 450 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 451
 452         TP_PROTO(const struct inode *inode,
 453                  const struct btrfs_ordered_extent *ordered),
 454
 455         TP_ARGS(inode, ordered)
 456 );
 457
 458 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 459
 460         TP_PROTO(const struct inode *inode,
 461                  const struct btrfs_ordered_extent *ordered),
 462
 463         TP_ARGS(inode, ordered)
 464 );
 465
 466 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 467
 468         TP_PROTO(const struct inode *inode,
 469                  const struct btrfs_ordered_extent *ordered),
 470
 471         TP_ARGS(inode, ordered)
 472 );
 473
 474 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 475
 476         TP_PROTO(const struct inode *inode,
 477                  const struct btrfs_ordered_extent *ordered),
 478
 479         TP_ARGS(inode, ordered)
 480 );
 481
 482 DECLARE_EVENT_CLASS(btrfs__writepage,
 483
 484         TP_PROTO(const struct page *page, const struct inode *inode,
 485                  const struct writeback_control *wbc),
 486
 487         TP_ARGS(page, inode, wbc),
 488
 489         TP_STRUCT__entry_btrfs(
 490                 __field(        ino_t,  ino                     )
 491                 __field(        pgoff_t,  index                 )
 492                 __field(        long,   nr_to_write             )
 493                 __field(        long,   pages_skipped           )
 494                 __field(        loff_t, range_start             )
 495                 __field(        loff_t, range_end               )
 496                 __field(        char,   for_kupdate             )
 497                 __field(        char,   for_reclaim             )
 498                 __field(        char,   range_cyclic            )
 499                 __field(        pgoff_t,  writeback_index       )
 500                 __field(        u64,    root_objectid           )
 501         ),
 502
 503         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 504                 __entry->ino            = inode->i_ino;
 505                 __entry->index          = page->index;
 506                 __entry->nr_to_write    = wbc->nr_to_write;
 507                 __entry->pages_skipped  = wbc->pages_skipped;
 508                 __entry->range_start    = wbc->range_start;
 509                 __entry->range_end      = wbc->range_end;
 510                 __entry->for_kupdate    = wbc->for_kupdate;
 511                 __entry->for_reclaim    = wbc->for_reclaim;
 512                 __entry->range_cyclic   = wbc->range_cyclic;
 513                 __entry->writeback_index = inode->i_mapping->writeback_index;
 514                 __entry->root_objectid  =
 515                                  BTRFS_I(inode)->root->root_key.objectid;
 516         ),
 517
 518         TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu "
 519                   "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
 520                   "range_end=%llu for_kupdate=%d "
 521                   "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
 522                   show_root_type(__entry->root_objectid),
 523                   (unsigned long)__entry->ino, __entry->index,
 524                   __entry->nr_to_write, __entry->pages_skipped,
 525                   __entry->range_start, __entry->range_end,
 526                   __entry->for_kupdate,
 527                   __entry->for_reclaim, __entry->range_cyclic,
 528                   (unsigned long)__entry->writeback_index)
 529 );
 530
 531 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 532
 533         TP_PROTO(const struct page *page, const struct inode *inode,
 534                  const struct writeback_control *wbc),
 535
 536         TP_ARGS(page, inode, wbc)
 537 );
 538
 539 TRACE_EVENT(btrfs_writepage_end_io_hook,
 540
 541         TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
 542
 543         TP_ARGS(page, start, end, uptodate),
 544
 545         TP_STRUCT__entry_btrfs(
 546                 __field(        ino_t,   ino            )
 547                 __field(        pgoff_t, index          )
 548                 __field(        u64,     start          )
 549                 __field(        u64,     end            )
 550                 __field(        int,     uptodate       )
 551                 __field(        u64,    root_objectid   )
 552         ),
 553
 554         TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
 555                 __entry->ino    = page->mapping->host->i_ino;
 556                 __entry->index  = page->index;
 557                 __entry->start  = start;
 558                 __entry->end    = end;
 559                 __entry->uptodate = uptodate;
 560                 __entry->root_objectid  =
 561                          BTRFS_I(page->mapping->host)->root->root_key.objectid;
 562         ),
 563
 564         TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu start=%llu "
 565                   "end=%llu uptodate=%d",
 566                   show_root_type(__entry->root_objectid),
 567                   (unsigned long)__entry->ino, (unsigned long)__entry->index,
 568                   (unsigned long long)__entry->start,
 569                   (unsigned long long)__entry->end, __entry->uptodate)
 570 );
 571
 572 TRACE_EVENT(btrfs_sync_file,
 573
 574         TP_PROTO(const struct file *file, int datasync),
 575
 576         TP_ARGS(file, datasync),
 577
 578         TP_STRUCT__entry_btrfs(
 579                 __field(        ino_t,  ino             )
 580                 __field(        ino_t,  parent          )
 581                 __field(        int,    datasync        )
 582                 __field(        u64,    root_objectid   )
 583         ),
 584
 585         TP_fast_assign(
 586                 const struct dentry *dentry = file->f_path.dentry;
 587                 const struct inode *inode = d_inode(dentry);
 588
 589                 TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
 590                 __entry->ino            = inode->i_ino;
 591                 __entry->parent         = d_inode(dentry->d_parent)->i_ino;
 592                 __entry->datasync       = datasync;
 593                 __entry->root_objectid  =
 594                                  BTRFS_I(inode)->root->root_key.objectid;
 595         ),
 596
 597         TP_printk_btrfs("root=%llu(%s) ino=%ld parent=%ld datasync=%d",
 598                   show_root_type(__entry->root_objectid),
 599                   (unsigned long)__entry->ino, (unsigned long)__entry->parent,
 600                   __entry->datasync)
 601 );
 602
 603 TRACE_EVENT(btrfs_sync_fs,
 604
 605         TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
 606
 607         TP_ARGS(fs_info, wait),
 608
 609         TP_STRUCT__entry_btrfs(
 610                 __field(        int,  wait              )
 611         ),
 612
 613         TP_fast_assign_btrfs(fs_info,
 614                 __entry->wait   = wait;
 615         ),
 616
 617         TP_printk_btrfs("wait = %d", __entry->wait)
 618 );
 619
 620 TRACE_EVENT(btrfs_add_block_group,
 621
 622         TP_PROTO(const struct btrfs_fs_info *fs_info,
 623                  const struct btrfs_block_group_cache *block_group, int create),
 624
 625         TP_ARGS(fs_info, block_group, create),
 626
 627         TP_STRUCT__entry(
 628                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
 629                 __field(        u64,    offset                  )
 630                 __field(        u64,    size                    )
 631                 __field(        u64,    flags                   )
 632                 __field(        u64,    bytes_used              )
 633                 __field(        u64,    bytes_super             )
 634                 __field(        int,    create                  )
 635         ),
 636
 637         TP_fast_assign(
 638                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
 639                 __entry->offset         = block_group->key.objectid;
 640                 __entry->size           = block_group->key.offset;
 641                 __entry->flags          = block_group->flags;
 642                 __entry->bytes_used     =
 643                         btrfs_block_group_used(&block_group->item);
 644                 __entry->bytes_super    = block_group->bytes_super;
 645                 __entry->create         = create;
 646         ),
 647
 648         TP_printk("%pU: block_group offset=%llu size=%llu "
 649                   "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
 650                   "create=%d", __entry->fsid,
 651                   (unsigned long long)__entry->offset,
 652                   (unsigned long long)__entry->size,
 653                   (unsigned long long)__entry->flags,
 654                   __print_flags((unsigned long)__entry->flags, "|",
 655                                 BTRFS_GROUP_FLAGS),
 656                   (unsigned long long)__entry->bytes_used,
 657                   (unsigned long long)__entry->bytes_super, __entry->create)
 658 );
 659
 660 #define show_ref_action(action)                                         \
 661         __print_symbolic(action,                                        \
 662                 { BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },        \
 663                 { BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },       \
 664                 { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" },     \
 665                 { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
 666
 667
 668 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 669
 670         TP_PROTO(const struct btrfs_fs_info *fs_info,
 671                  const struct btrfs_delayed_ref_node *ref,
 672                  const struct btrfs_delayed_tree_ref *full_ref,
 673                  int action),
 674
 675         TP_ARGS(fs_info, ref, full_ref, action),
 676
 677         TP_STRUCT__entry_btrfs(
 678                 __field(        u64,  bytenr            )
 679                 __field(        u64,  num_bytes         )
 680                 __field(        int,  action            )
 681                 __field(        u64,  parent            )
 682                 __field(        u64,  ref_root          )
 683                 __field(        int,  level             )
 684                 __field(        int,  type              )
 685                 __field(        u64,  seq               )
 686         ),
 687
 688         TP_fast_assign_btrfs(fs_info,
 689                 __entry->bytenr         = ref->bytenr;
 690                 __entry->num_bytes      = ref->num_bytes;
 691                 __entry->action         = action;
 692                 __entry->parent         = full_ref->parent;
 693                 __entry->ref_root       = full_ref->root;
 694                 __entry->level          = full_ref->level;
 695                 __entry->type           = ref->type;
 696                 __entry->seq            = ref->seq;
 697         ),
 698
 699         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 700                   "parent=%llu(%s) ref_root=%llu(%s) level=%d "
 701                   "type=%s seq=%llu",
 702                   (unsigned long long)__entry->bytenr,
 703                   (unsigned long long)__entry->num_bytes,
 704                   show_ref_action(__entry->action),
 705                   show_root_type(__entry->parent),
 706                   show_root_type(__entry->ref_root),
 707                   __entry->level, show_ref_type(__entry->type),
 708                   (unsigned long long)__entry->seq)
 709 );
 710
 711 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 712
 713         TP_PROTO(const struct btrfs_fs_info *fs_info,
 714                  const struct btrfs_delayed_ref_node *ref,
 715                  const struct btrfs_delayed_tree_ref *full_ref,
 716                  int action),
 717
 718         TP_ARGS(fs_info, ref, full_ref, action)
 719 );
 720
 721 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 722
 723         TP_PROTO(const struct btrfs_fs_info *fs_info,
 724                  const struct btrfs_delayed_ref_node *ref,
 725                  const struct btrfs_delayed_tree_ref *full_ref,
 726                  int action),
 727
 728         TP_ARGS(fs_info, ref, full_ref, action)
 729 );
 730
 731 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 732
 733         TP_PROTO(const struct btrfs_fs_info *fs_info,
 734                  const struct btrfs_delayed_ref_node *ref,
 735                  const struct btrfs_delayed_data_ref *full_ref,
 736                  int action),
 737
 738         TP_ARGS(fs_info, ref, full_ref, action),
 739
 740         TP_STRUCT__entry_btrfs(
 741                 __field(        u64,  bytenr            )
 742                 __field(        u64,  num_bytes         )
 743                 __field(        int,  action            )
 744                 __field(        u64,  parent            )
 745                 __field(        u64,  ref_root          )
 746                 __field(        u64,  owner             )
 747                 __field(        u64,  offset            )
 748                 __field(        int,  type              )
 749                 __field(        u64,  seq               )
 750         ),
 751
 752         TP_fast_assign_btrfs(fs_info,
 753                 __entry->bytenr         = ref->bytenr;
 754                 __entry->num_bytes      = ref->num_bytes;
 755                 __entry->action         = action;
 756                 __entry->parent         = full_ref->parent;
 757                 __entry->ref_root       = full_ref->root;
 758                 __entry->owner          = full_ref->objectid;
 759                 __entry->offset         = full_ref->offset;
 760                 __entry->type           = ref->type;
 761                 __entry->seq            = ref->seq;
 762         ),
 763
 764         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 765                   "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
 766                   "offset=%llu type=%s seq=%llu",
 767                   (unsigned long long)__entry->bytenr,
 768                   (unsigned long long)__entry->num_bytes,
 769                   show_ref_action(__entry->action),
 770                   show_root_type(__entry->parent),
 771                   show_root_type(__entry->ref_root),
 772                   (unsigned long long)__entry->owner,
 773                   (unsigned long long)__entry->offset,
 774                   show_ref_type(__entry->type),
 775                   (unsigned long long)__entry->seq)
 776 );
 777
 778 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 779
 780         TP_PROTO(const struct btrfs_fs_info *fs_info,
 781                  const struct btrfs_delayed_ref_node *ref,
 782                  const struct btrfs_delayed_data_ref *full_ref,
 783                  int action),
 784
 785         TP_ARGS(fs_info, ref, full_ref, action)
 786 );
 787
 788 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 789
 790         TP_PROTO(const struct btrfs_fs_info *fs_info,
 791                  const struct btrfs_delayed_ref_node *ref,
 792                  const struct btrfs_delayed_data_ref *full_ref,
 793                  int action),
 794
 795         TP_ARGS(fs_info, ref, full_ref, action)
 796 );
 797
 798 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 799
 800         TP_PROTO(const struct btrfs_fs_info *fs_info,
 801                  const struct btrfs_delayed_ref_head *head_ref,
 802                  int action),
 803
 804         TP_ARGS(fs_info, head_ref, action),
 805
 806         TP_STRUCT__entry_btrfs(
 807                 __field(        u64,  bytenr            )
 808                 __field(        u64,  num_bytes         )
 809                 __field(        int,  action            )
 810                 __field(        int,  is_data           )
 811         ),
 812
 813         TP_fast_assign_btrfs(fs_info,
 814                 __entry->bytenr         = head_ref->bytenr;
 815                 __entry->num_bytes      = head_ref->num_bytes;
 816                 __entry->action         = action;
 817                 __entry->is_data        = head_ref->is_data;
 818         ),
 819
 820         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
 821                   (unsigned long long)__entry->bytenr,
 822                   (unsigned long long)__entry->num_bytes,
 823                   show_ref_action(__entry->action),
 824                   __entry->is_data)
 825 );
 826
 827 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 828
 829         TP_PROTO(const struct btrfs_fs_info *fs_info,
 830                  const struct btrfs_delayed_ref_head *head_ref,
 831                  int action),
 832
 833         TP_ARGS(fs_info, head_ref, action)
 834 );
 835
 836 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 837
 838         TP_PROTO(const struct btrfs_fs_info *fs_info,
 839                  const struct btrfs_delayed_ref_head *head_ref,
 840                  int action),
 841
 842         TP_ARGS(fs_info, head_ref, action)
 843 );
 844
 845 #define show_chunk_type(type)                                   \
 846         __print_flags(type, "|",                                \
 847                 { BTRFS_BLOCK_GROUP_DATA,       "DATA"  },      \
 848                 { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
 849                 { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
 850                 { BTRFS_BLOCK_GROUP_RAID0,      "RAID0" },      \
 851                 { BTRFS_BLOCK_GROUP_RAID1,      "RAID1" },      \
 852                 { BTRFS_BLOCK_GROUP_DUP,        "DUP"   },      \
 853                 { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
 854                 { BTRFS_BLOCK_GROUP_RAID5,      "RAID5" },      \
 855                 { BTRFS_BLOCK_GROUP_RAID6,      "RAID6" })
 856
 857 DECLARE_EVENT_CLASS(btrfs__chunk,
 858
 859         TP_PROTO(const struct btrfs_fs_info *fs_info,
 860                  const struct map_lookup *map, u64 offset, u64 size),
 861
 862         TP_ARGS(fs_info, map, offset, size),
 863
 864         TP_STRUCT__entry_btrfs(
 865                 __field(        int,  num_stripes               )
 866                 __field(        u64,  type                      )
 867                 __field(        int,  sub_stripes               )
 868                 __field(        u64,  offset                    )
 869                 __field(        u64,  size                      )
 870                 __field(        u64,  root_objectid             )
 871         ),
 872
 873         TP_fast_assign_btrfs(fs_info,
 874                 __entry->num_stripes    = map->num_stripes;
 875                 __entry->type           = map->type;
 876                 __entry->sub_stripes    = map->sub_stripes;
 877                 __entry->offset         = offset;
 878                 __entry->size           = size;
 879                 __entry->root_objectid  = fs_info->chunk_root->root_key.objectid;
 880         ),
 881
 882         TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
 883                   "num_stripes=%d sub_stripes=%d type=%s",
 884                   show_root_type(__entry->root_objectid),
 885                   (unsigned long long)__entry->offset,
 886                   (unsigned long long)__entry->size,
 887                   __entry->num_stripes, __entry->sub_stripes,
 888                   show_chunk_type(__entry->type))
 889 );
 890
 891 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
 892
 893         TP_PROTO(const struct btrfs_fs_info *fs_info,
 894                  const struct map_lookup *map, u64 offset, u64 size),
 895
 896         TP_ARGS(fs_info, map, offset, size)
 897 );
 898
 899 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
 900
 901         TP_PROTO(const struct btrfs_fs_info *fs_info,
 902                  const struct map_lookup *map, u64 offset, u64 size),
 903
 904         TP_ARGS(fs_info, map, offset, size)
 905 );
 906
 907 TRACE_EVENT(btrfs_cow_block,
 908
 909         TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
 910                  const struct extent_buffer *cow),
 911
 912         TP_ARGS(root, buf, cow),
 913
 914         TP_STRUCT__entry_btrfs(
 915                 __field(        u64,  root_objectid             )
 916                 __field(        u64,  buf_start                 )
 917                 __field(        int,  refs                      )
 918                 __field(        u64,  cow_start                 )
 919                 __field(        int,  buf_level                 )
 920                 __field(        int,  cow_level                 )
 921         ),
 922
 923         TP_fast_assign_btrfs(root->fs_info,
 924                 __entry->root_objectid  = root->root_key.objectid;
 925                 __entry->buf_start      = buf->start;
 926                 __entry->refs           = atomic_read(&buf->refs);
 927                 __entry->cow_start      = cow->start;
 928                 __entry->buf_level      = btrfs_header_level(buf);
 929                 __entry->cow_level      = btrfs_header_level(cow);
 930         ),
 931
 932         TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
 933                   "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
 934                   show_root_type(__entry->root_objectid),
 935                   __entry->refs,
 936                   (unsigned long long)__entry->buf_start,
 937                   __entry->buf_level,
 938                   (unsigned long long)__entry->cow_start,
 939                   __entry->cow_level)
 940 );
 941
 942 TRACE_EVENT(btrfs_space_reservation,
 943
 944         TP_PROTO(const struct btrfs_fs_info *fs_info, char *type, u64 val,
 945                  u64 bytes, int reserve),
 946
 947         TP_ARGS(fs_info, type, val, bytes, reserve),
 948
 949         TP_STRUCT__entry_btrfs(
 950                 __string(       type,   type                    )
 951                 __field(        u64,    val                     )
 952                 __field(        u64,    bytes                   )
 953                 __field(        int,    reserve                 )
 954         ),
 955
 956         TP_fast_assign_btrfs(fs_info,
 957                 __assign_str(type, type);
 958                 __entry->val            = val;
 959                 __entry->bytes          = bytes;
 960                 __entry->reserve        = reserve;
 961         ),
 962
 963         TP_printk_btrfs("%s: %Lu %s %Lu", __get_str(type), __entry->val,
 964                         __entry->reserve ? "reserve" : "release",
 965                         __entry->bytes)
 966 );
 967
 968 #define show_flush_action(action)                                               \
 969         __print_symbolic(action,                                                \
 970                 { BTRFS_RESERVE_NO_FLUSH,       "BTRFS_RESERVE_NO_FLUSH"},      \
 971                 { BTRFS_RESERVE_FLUSH_LIMIT,    "BTRFS_RESERVE_FLUSH_LIMIT"},   \
 972                 { BTRFS_RESERVE_FLUSH_ALL,      "BTRFS_RESERVE_FLUSH_ALL"})
 973
 974 TRACE_EVENT(btrfs_trigger_flush,
 975
 976         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
 977                  int flush, char *reason),
 978
 979         TP_ARGS(fs_info, flags, bytes, flush, reason),
 980
 981         TP_STRUCT__entry(
 982                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
 983                 __field(        u64,    flags                   )
 984                 __field(        u64,    bytes                   )
 985                 __field(        int,    flush                   )
 986                 __string(       reason, reason                  )
 987         ),
 988
 989         TP_fast_assign(
 990                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
 991                 __entry->flags  = flags;
 992                 __entry->bytes  = bytes;
 993                 __entry->flush  = flush;
 994                 __assign_str(reason, reason)
 995         ),
 996
 997         TP_printk("%pU: %s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
 998                   __entry->fsid, __get_str(reason), __entry->flush,
 999                   show_flush_action(__entry->flush),
1000                   (unsigned long long)__entry->flags,
1001                   __print_flags((unsigned long)__entry->flags, "|",
1002                                 BTRFS_GROUP_FLAGS),
1003                   (unsigned long long)__entry->bytes)
1004 );
1005
1006 #define show_flush_state(state)                                                 \
1007         __print_symbolic(state,                                                 \
1008                 { FLUSH_DELAYED_ITEMS_NR,       "FLUSH_DELAYED_ITEMS_NR"},      \
1009                 { FLUSH_DELAYED_ITEMS,          "FLUSH_DELAYED_ITEMS"},         \
1010                 { FLUSH_DELALLOC,               "FLUSH_DELALLOC"},              \
1011                 { FLUSH_DELALLOC_WAIT,          "FLUSH_DELALLOC_WAIT"},         \
1012                 { ALLOC_CHUNK,                  "ALLOC_CHUNK"},                 \
1013                 { COMMIT_TRANS,                 "COMMIT_TRANS"})
1014
1015 TRACE_EVENT(btrfs_flush_space,
1016
1017         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1018                  int state, int ret),
1019
1020         TP_ARGS(fs_info, flags, num_bytes, state, ret),
1021
1022         TP_STRUCT__entry(
1023                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
1024                 __field(        u64,    flags                   )
1025                 __field(        u64,    num_bytes               )
1026                 __field(        int,    state                   )
1027                 __field(        int,    ret                     )
1028         ),
1029
1030         TP_fast_assign(
1031                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
1032                 __entry->flags          =       flags;
1033                 __entry->num_bytes      =       num_bytes;
1034                 __entry->state          =       state;
1035                 __entry->ret            =       ret;
1036         ),
1037
1038         TP_printk("%pU: state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d",
1039                   __entry->fsid, __entry->state,
1040                   show_flush_state(__entry->state),
1041                   (unsigned long long)__entry->flags,
1042                   __print_flags((unsigned long)__entry->flags, "|",
1043                                 BTRFS_GROUP_FLAGS),
1044                   (unsigned long long)__entry->num_bytes, __entry->ret)
1045 );
1046
1047 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1048
1049         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1050
1051         TP_ARGS(fs_info, start, len),
1052
1053         TP_STRUCT__entry_btrfs(
1054                 __field(        u64,  start                     )
1055                 __field(        u64,  len                       )
1056         ),
1057
1058         TP_fast_assign_btrfs(fs_info,
1059                 __entry->start          = start;
1060                 __entry->len            = len;
1061         ),
1062
1063         TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1064                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1065                   (unsigned long long)__entry->start,
1066                   (unsigned long long)__entry->len)
1067 );
1068
1069 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1070
1071         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1072
1073         TP_ARGS(fs_info, start, len)
1074 );
1075
1076 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1077
1078         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1079
1080         TP_ARGS(fs_info, start, len)
1081 );
1082
1083 TRACE_EVENT(find_free_extent,
1084
1085         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 num_bytes,
1086                  u64 empty_size, u64 data),
1087
1088         TP_ARGS(fs_info, num_bytes, empty_size, data),
1089
1090         TP_STRUCT__entry_btrfs(
1091                 __field(        u64,    num_bytes               )
1092                 __field(        u64,    empty_size              )
1093                 __field(        u64,    data                    )
1094         ),
1095
1096         TP_fast_assign_btrfs(fs_info,
1097                 __entry->num_bytes      = num_bytes;
1098                 __entry->empty_size     = empty_size;
1099                 __entry->data           = data;
1100         ),
1101
1102         TP_printk_btrfs("root=%Lu(%s) len=%Lu empty_size=%Lu flags=%Lu(%s)",
1103                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1104                   __entry->num_bytes, __entry->empty_size, __entry->data,
1105                   __print_flags((unsigned long)__entry->data, "|",
1106                                  BTRFS_GROUP_FLAGS))
1107 );
1108
1109 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1110
1111         TP_PROTO(const struct btrfs_fs_info *fs_info,
1112                  const struct btrfs_block_group_cache *block_group, u64 start,
1113                  u64 len),
1114
1115         TP_ARGS(fs_info, block_group, start, len),
1116
1117         TP_STRUCT__entry_btrfs(
1118                 __field(        u64,    bg_objectid             )
1119                 __field(        u64,    flags                   )
1120                 __field(        u64,    start                   )
1121                 __field(        u64,    len                     )
1122         ),
1123
1124         TP_fast_assign_btrfs(fs_info,
1125                 __entry->bg_objectid    = block_group->key.objectid;
1126                 __entry->flags          = block_group->flags;
1127                 __entry->start          = start;
1128                 __entry->len            = len;
1129         ),
1130
1131         TP_printk_btrfs("root=%Lu(%s) block_group=%Lu flags=%Lu(%s) "
1132                   "start=%Lu len=%Lu",
1133                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1134                   __entry->bg_objectid,
1135                   __entry->flags, __print_flags((unsigned long)__entry->flags,
1136                                                 "|", BTRFS_GROUP_FLAGS),
1137                   __entry->start, __entry->len)
1138 );
1139
1140 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1141
1142         TP_PROTO(const struct btrfs_fs_info *fs_info,
1143                  const struct btrfs_block_group_cache *block_group, u64 start,
1144                  u64 len),
1145
1146         TP_ARGS(fs_info, block_group, start, len)
1147 );
1148
1149 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1150
1151         TP_PROTO(const struct btrfs_fs_info *fs_info,
1152                  const struct btrfs_block_group_cache *block_group, u64 start,
1153                  u64 len),
1154
1155         TP_ARGS(fs_info, block_group, start, len)
1156 );
1157
1158 TRACE_EVENT(btrfs_find_cluster,
1159
1160         TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
1161                  u64 bytes, u64 empty_size, u64 min_bytes),
1162
1163         TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1164
1165         TP_STRUCT__entry_btrfs(
1166                 __field(        u64,    bg_objectid             )
1167                 __field(        u64,    flags                   )
1168                 __field(        u64,    start                   )
1169                 __field(        u64,    bytes                   )
1170                 __field(        u64,    empty_size              )
1171                 __field(        u64,    min_bytes               )
1172         ),
1173
1174         TP_fast_assign_btrfs(block_group->fs_info,
1175                 __entry->bg_objectid    = block_group->key.objectid;
1176                 __entry->flags          = block_group->flags;
1177                 __entry->start          = start;
1178                 __entry->bytes          = bytes;
1179                 __entry->empty_size     = empty_size;
1180                 __entry->min_bytes      = min_bytes;
1181         ),
1182
1183         TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) start=%Lu len=%Lu "
1184                   "empty_size=%Lu min_bytes=%Lu", __entry->bg_objectid,
1185                   __entry->flags,
1186                   __print_flags((unsigned long)__entry->flags, "|",
1187                                 BTRFS_GROUP_FLAGS), __entry->start,
1188                   __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1189 );
1190
1191 TRACE_EVENT(btrfs_failed_cluster_setup,
1192
1193         TP_PROTO(const struct btrfs_block_group_cache *block_group),
1194
1195         TP_ARGS(block_group),
1196
1197         TP_STRUCT__entry_btrfs(
1198                 __field(        u64,    bg_objectid             )
1199         ),
1200
1201         TP_fast_assign_btrfs(block_group->fs_info,
1202                 __entry->bg_objectid    = block_group->key.objectid;
1203         ),
1204
1205         TP_printk_btrfs("block_group=%Lu", __entry->bg_objectid)
1206 );
1207
1208 TRACE_EVENT(btrfs_setup_cluster,
1209
1210         TP_PROTO(const struct btrfs_block_group_cache *block_group,
1211                  const struct btrfs_free_cluster *cluster,
1212                  u64 size, int bitmap),
1213
1214         TP_ARGS(block_group, cluster, size, bitmap),
1215
1216         TP_STRUCT__entry_btrfs(
1217                 __field(        u64,    bg_objectid             )
1218                 __field(        u64,    flags                   )
1219                 __field(        u64,    start                   )
1220                 __field(        u64,    max_size                )
1221                 __field(        u64,    size                    )
1222                 __field(        int,    bitmap                  )
1223         ),
1224
1225         TP_fast_assign_btrfs(block_group->fs_info,
1226                 __entry->bg_objectid    = block_group->key.objectid;
1227                 __entry->flags          = block_group->flags;
1228                 __entry->start          = cluster->window_start;
1229                 __entry->max_size       = cluster->max_size;
1230                 __entry->size           = size;
1231                 __entry->bitmap         = bitmap;
1232         ),
1233
1234         TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) window_start=%Lu "
1235                   "size=%Lu max_size=%Lu bitmap=%d",
1236                   __entry->bg_objectid,
1237                   __entry->flags,
1238                   __print_flags((unsigned long)__entry->flags, "|",
1239                                 BTRFS_GROUP_FLAGS), __entry->start,
1240                   __entry->size, __entry->max_size, __entry->bitmap)
1241 );
1242
1243 struct extent_state;
1244 TRACE_EVENT(alloc_extent_state,
1245
1246         TP_PROTO(const struct extent_state *state,
1247                  gfp_t mask, unsigned long IP),
1248
1249         TP_ARGS(state, mask, IP),
1250
1251         TP_STRUCT__entry(
1252                 __field(const struct extent_state *, state)
1253                 __field(gfp_t, mask)
1254                 __field(unsigned long, ip)
1255         ),
1256
1257         TP_fast_assign(
1258                 __entry->state  = state,
1259                 __entry->mask   = mask,
1260                 __entry->ip     = IP
1261         ),
1262
1263         TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1264                   show_gfp_flags(__entry->mask), (const void *)__entry->ip)
1265 );
1266
1267 TRACE_EVENT(free_extent_state,
1268
1269         TP_PROTO(const struct extent_state *state, unsigned long IP),
1270
1271         TP_ARGS(state, IP),
1272
1273         TP_STRUCT__entry(
1274                 __field(const struct extent_state *, state)
1275                 __field(unsigned long, ip)
1276         ),
1277
1278         TP_fast_assign(
1279                 __entry->state  = state,
1280                 __entry->ip = IP
1281         ),
1282
1283         TP_printk("state=%p caller=%pS", __entry->state,
1284                   (const void *)__entry->ip)
1285 );
1286
1287 DECLARE_EVENT_CLASS(btrfs__work,
1288
1289         TP_PROTO(const struct btrfs_work *work),
1290
1291         TP_ARGS(work),
1292
1293         TP_STRUCT__entry_btrfs(
1294                 __field(        const void *,   work                    )
1295                 __field(        const void *,   wq                      )
1296                 __field(        const void *,   func                    )
1297                 __field(        const void *,   ordered_func            )
1298                 __field(        const void *,   ordered_free            )
1299                 __field(        const void *,   normal_work             )
1300         ),
1301
1302         TP_fast_assign_btrfs(btrfs_work_owner(work),
1303                 __entry->work           = work;
1304                 __entry->wq             = work->wq;
1305                 __entry->func           = work->func;
1306                 __entry->ordered_func   = work->ordered_func;
1307                 __entry->ordered_free   = work->ordered_free;
1308                 __entry->normal_work    = &work->normal_work;
1309         ),
1310
1311         TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%pf ordered_func=%p "
1312                   "ordered_free=%p",
1313                   __entry->work, __entry->normal_work, __entry->wq,
1314                    __entry->func, __entry->ordered_func, __entry->ordered_free)
1315 );
1316
1317 /*
1318  * For situiations when the work is freed, we pass fs_info and a tag that that
1319  * matches address of the work structure so it can be paired with the
1320  * scheduling event.
1321  */
1322 DECLARE_EVENT_CLASS(btrfs__work__done,
1323
1324         TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1325
1326         TP_ARGS(fs_info, wtag),
1327
1328         TP_STRUCT__entry_btrfs(
1329                 __field(        const void *,   wtag                    )
1330         ),
1331
1332         TP_fast_assign_btrfs(fs_info,
1333                 __entry->wtag           = wtag;
1334         ),
1335
1336         TP_printk_btrfs("work->%p", __entry->wtag)
1337 );
1338
1339 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1340
1341         TP_PROTO(const struct btrfs_work *work),
1342
1343         TP_ARGS(work)
1344 );
1345
1346 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1347
1348         TP_PROTO(const struct btrfs_work *work),
1349
1350         TP_ARGS(work)
1351 );
1352
1353 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1354
1355         TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1356
1357         TP_ARGS(fs_info, wtag)
1358 );
1359
1360 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1361
1362         TP_PROTO(const struct btrfs_work *work),
1363
1364         TP_ARGS(work)
1365 );
1366
1367 DECLARE_EVENT_CLASS(btrfs__workqueue,
1368
1369         TP_PROTO(const struct __btrfs_workqueue *wq,
1370                  const char *name, int high),
1371
1372         TP_ARGS(wq, name, high),
1373
1374         TP_STRUCT__entry_btrfs(
1375                 __field(        const void *,   wq                      )
1376                 __string(       name,   name                    )
1377                 __field(        int ,   high                    )
1378         ),
1379
1380         TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1381                 __entry->wq             = wq;
1382                 __assign_str(name, name);
1383                 __entry->high           = high;
1384         ),
1385
1386         TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1387                   __print_flags(__entry->high, "",
1388                                 {(WQ_HIGHPRI),  "-high"}),
1389                   __entry->wq)
1390 );
1391
1392 DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1393
1394         TP_PROTO(const struct __btrfs_workqueue *wq,
1395                  const char *name, int high),
1396
1397         TP_ARGS(wq, name, high)
1398 );
1399
1400 DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1401
1402         TP_PROTO(const struct __btrfs_workqueue *wq),
1403
1404         TP_ARGS(wq),
1405
1406         TP_STRUCT__entry_btrfs(
1407                 __field(        const void *,   wq              )
1408         ),
1409
1410         TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1411                 __entry->wq             = wq;
1412         ),
1413
1414         TP_printk_btrfs("wq=%p", __entry->wq)
1415 );
1416
1417 DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1418
1419         TP_PROTO(const struct __btrfs_workqueue *wq),
1420
1421         TP_ARGS(wq)
1422 );
1423
1424 #define BTRFS_QGROUP_OPERATIONS                         \
1425         { QGROUP_RESERVE,       "reserve"       },      \
1426         { QGROUP_RELEASE,       "release"       },      \
1427         { QGROUP_FREE,          "free"          }
1428
1429 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1430
1431         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1432                  u64 reserved, int op),
1433
1434         TP_ARGS(inode, start, len, reserved, op),
1435
1436         TP_STRUCT__entry_btrfs(
1437                 __field(        u64,            rootid          )
1438                 __field(        unsigned long,  ino             )
1439                 __field(        u64,            start           )
1440                 __field(        u64,            len             )
1441                 __field(        u64,            reserved        )
1442                 __field(        int,            op              )
1443         ),
1444
1445         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1446                 __entry->rootid         = BTRFS_I(inode)->root->objectid;
1447                 __entry->ino            = inode->i_ino;
1448                 __entry->start          = start;
1449                 __entry->len            = len;
1450                 __entry->reserved       = reserved;
1451                 __entry->op             = op;
1452         ),
1453
1454         TP_printk_btrfs("root=%llu ino=%lu start=%llu len=%llu reserved=%llu op=%s",
1455                   __entry->rootid, __entry->ino, __entry->start, __entry->len,
1456                   __entry->reserved,
1457                   __print_flags((unsigned long)__entry->op, "",
1458                                 BTRFS_QGROUP_OPERATIONS)
1459         )
1460 );
1461
1462 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1463
1464         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1465                  u64 reserved, int op),
1466
1467         TP_ARGS(inode, start, len, reserved, op)
1468 );
1469
1470 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1471
1472         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1473                  u64 reserved, int op),
1474
1475         TP_ARGS(inode, start, len, reserved, op)
1476 );
1477
1478 DECLARE_EVENT_CLASS(btrfs__qgroup_delayed_ref,
1479
1480         TP_PROTO(const struct btrfs_fs_info *fs_info,
1481                  u64 ref_root, u64 reserved),
1482
1483         TP_ARGS(fs_info, ref_root, reserved),
1484
1485         TP_STRUCT__entry_btrfs(
1486                 __field(        u64,            ref_root        )
1487                 __field(        u64,            reserved        )
1488         ),
1489
1490         TP_fast_assign_btrfs(fs_info,
1491                 __entry->ref_root       = ref_root;
1492                 __entry->reserved       = reserved;
1493         ),
1494
1495         TP_printk_btrfs("root=%llu reserved=%llu op=free",
1496                   __entry->ref_root, __entry->reserved)
1497 );
1498
1499 DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref,
1500
1501         TP_PROTO(const struct btrfs_fs_info *fs_info,
1502                  u64 ref_root, u64 reserved),
1503
1504         TP_ARGS(fs_info, ref_root, reserved)
1505 );
1506
1507 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1508         TP_PROTO(const struct btrfs_fs_info *fs_info,
1509                  const struct btrfs_qgroup_extent_record *rec),
1510
1511         TP_ARGS(fs_info, rec),
1512
1513         TP_STRUCT__entry_btrfs(
1514                 __field(        u64,  bytenr            )
1515                 __field(        u64,  num_bytes         )
1516         ),
1517
1518         TP_fast_assign_btrfs(fs_info,
1519                 __entry->bytenr         = rec->bytenr,
1520                 __entry->num_bytes      = rec->num_bytes;
1521         ),
1522
1523         TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1524                   (unsigned long long)__entry->bytenr,
1525                   (unsigned long long)__entry->num_bytes)
1526 );
1527
1528 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1529
1530         TP_PROTO(const struct btrfs_fs_info *fs_info,
1531                  const struct btrfs_qgroup_extent_record *rec),
1532
1533         TP_ARGS(fs_info, rec)
1534 );
1535
1536 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1537
1538         TP_PROTO(const struct btrfs_fs_info *fs_info,
1539                  const struct btrfs_qgroup_extent_record *rec),
1540
1541         TP_ARGS(fs_info, rec)
1542 );
1543
1544 TRACE_EVENT(btrfs_qgroup_account_extent,
1545
1546         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 bytenr,
1547                  u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1548
1549         TP_ARGS(fs_info, bytenr, num_bytes, nr_old_roots, nr_new_roots),
1550
1551         TP_STRUCT__entry_btrfs(
1552                 __field(        u64,  bytenr                    )
1553                 __field(        u64,  num_bytes                 )
1554                 __field(        u64,  nr_old_roots              )
1555                 __field(        u64,  nr_new_roots              )
1556         ),
1557
1558         TP_fast_assign_btrfs(fs_info,
1559                 __entry->bytenr         = bytenr;
1560                 __entry->num_bytes      = num_bytes;
1561                 __entry->nr_old_roots   = nr_old_roots;
1562                 __entry->nr_new_roots   = nr_new_roots;
1563         ),
1564
1565         TP_printk_btrfs("bytenr=%llu num_bytes=%llu nr_old_roots=%llu "
1566                   "nr_new_roots=%llu",
1567                   __entry->bytenr,
1568                   __entry->num_bytes,
1569                   __entry->nr_old_roots,
1570                   __entry->nr_new_roots)
1571 );
1572
1573 TRACE_EVENT(qgroup_update_counters,
1574
1575         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 qgid,
1576                  u64 cur_old_count, u64 cur_new_count),
1577
1578         TP_ARGS(fs_info, qgid, cur_old_count, cur_new_count),
1579
1580         TP_STRUCT__entry_btrfs(
1581                 __field(        u64,  qgid                      )
1582                 __field(        u64,  cur_old_count             )
1583                 __field(        u64,  cur_new_count             )
1584         ),
1585
1586         TP_fast_assign_btrfs(fs_info,
1587                 __entry->qgid           = qgid;
1588                 __entry->cur_old_count  = cur_old_count;
1589                 __entry->cur_new_count  = cur_new_count;
1590         ),
1591
1592         TP_printk_btrfs("qgid=%llu cur_old_count=%llu cur_new_count=%llu",
1593                   __entry->qgid,
1594                   __entry->cur_old_count,
1595                   __entry->cur_new_count)
1596 );
1597
1598 TRACE_EVENT(qgroup_update_reserve,
1599
1600         TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1601                  s64 diff),
1602
1603         TP_ARGS(fs_info, qgroup, diff),
1604
1605         TP_STRUCT__entry_btrfs(
1606                 __field(        u64,    qgid                    )
1607                 __field(        u64,    cur_reserved            )
1608                 __field(        s64,    diff                    )
1609         ),
1610
1611         TP_fast_assign_btrfs(fs_info,
1612                 __entry->qgid           = qgroup->qgroupid;
1613                 __entry->cur_reserved   = qgroup->reserved;
1614                 __entry->diff           = diff;
1615         ),
1616
1617         TP_printk_btrfs("qgid=%llu cur_reserved=%llu diff=%lld",
1618                 __entry->qgid, __entry->cur_reserved, __entry->diff)
1619 );
1620
1621 TRACE_EVENT(qgroup_meta_reserve,
1622
1623         TP_PROTO(struct btrfs_root *root, s64 diff),
1624
1625         TP_ARGS(root, diff),
1626
1627         TP_STRUCT__entry_btrfs(
1628                 __field(        u64,    refroot                 )
1629                 __field(        s64,    diff                    )
1630         ),
1631
1632         TP_fast_assign_btrfs(root->fs_info,
1633                 __entry->refroot        = root->objectid;
1634                 __entry->diff           = diff;
1635         ),
1636
1637         TP_printk_btrfs("refroot=%llu(%s) diff=%lld",
1638                 show_root_type(__entry->refroot), __entry->diff)
1639 );
1640
1641 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1642         TP_PROTO(const struct btrfs_fs_info *fs_info,
1643                  const struct prelim_ref *oldref,
1644                  const struct prelim_ref *newref, u64 tree_size),
1645         TP_ARGS(fs_info, newref, oldref, tree_size),
1646
1647         TP_STRUCT__entry_btrfs(
1648                 __field(        u64,  root_id           )
1649                 __field(        u64,  objectid          )
1650                 __field(         u8,  type              )
1651                 __field(        u64,  offset            )
1652                 __field(        int,  level             )
1653                 __field(        int,  old_count         )
1654                 __field(        u64,  parent            )
1655                 __field(        u64,  bytenr            )
1656                 __field(        int,  mod_count         )
1657                 __field(        u64,  tree_size         )
1658         ),
1659
1660         TP_fast_assign_btrfs(fs_info,
1661                 __entry->root_id        = oldref->root_id;
1662                 __entry->objectid       = oldref->key_for_search.objectid;
1663                 __entry->type           = oldref->key_for_search.type;
1664                 __entry->offset         = oldref->key_for_search.offset;
1665                 __entry->level          = oldref->level;
1666                 __entry->old_count      = oldref->count;
1667                 __entry->parent         = oldref->parent;
1668                 __entry->bytenr         = oldref->wanted_disk_byte;
1669                 __entry->mod_count      = newref ? newref->count : 0;
1670                 __entry->tree_size      = tree_size;
1671         ),
1672
1673         TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1674                         (unsigned long long)__entry->root_id,
1675                         (unsigned long long)__entry->objectid, __entry->type,
1676                         (unsigned long long)__entry->offset, __entry->level,
1677                         __entry->old_count, __entry->mod_count,
1678                         __entry->old_count + __entry->mod_count,
1679                         (unsigned long long)__entry->parent,
1680                         (unsigned long long)__entry->bytenr,
1681                         (unsigned long long)__entry->tree_size)
1682 );
1683
1684 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1685         TP_PROTO(const struct btrfs_fs_info *fs_info,
1686                  const struct prelim_ref *oldref,
1687                  const struct prelim_ref *newref, u64 tree_size),
1688         TP_ARGS(fs_info, oldref, newref, tree_size)
1689 );
1690
1691 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1692         TP_PROTO(const struct btrfs_fs_info *fs_info,
1693                  const struct prelim_ref *oldref,
1694                  const struct prelim_ref *newref, u64 tree_size),
1695         TP_ARGS(fs_info, oldref, newref, tree_size)
1696 );
1697
1698 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1699         TP_PROTO(struct btrfs_root *root, u64 ino, int mod),
1700
1701         TP_ARGS(root, ino, mod),
1702
1703         TP_STRUCT__entry_btrfs(
1704                 __field(        u64, root_objectid      )
1705                 __field(        u64, ino                )
1706                 __field(        int, mod                )
1707         ),
1708
1709         TP_fast_assign_btrfs(root->fs_info,
1710                 __entry->root_objectid  = root->objectid;
1711                 __entry->ino            = ino;
1712                 __entry->mod            = mod;
1713         ),
1714
1715         TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1716                         show_root_type(__entry->root_objectid),
1717                         (unsigned long long)__entry->ino, __entry->mod)
1718 );
1719 #endif /* _TRACE_BTRFS_H */
1720
1721 /* This part must be outside protection */
1722 #include <trace/define_trace.h>