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_VACANCY),           "VACANCY"       },\
 197                 { (1 << EXTENT_FLAG_PREALLOC),          "PREALLOC"      },\
 198                 { (1 << EXTENT_FLAG_LOGGING),           "LOGGING"       },\
 199                 { (1 << EXTENT_FLAG_FILLING),           "FILLING"       },\
 200                 { (1 << EXTENT_FLAG_FS_MAPPING),        "FS_MAPPING"    })
 201
 202 TRACE_EVENT_CONDITION(btrfs_get_extent,
 203
 204         TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
 205                  const struct extent_map *map),
 206
 207         TP_ARGS(root, inode, map),
 208
 209         TP_CONDITION(map),
 210
 211         TP_STRUCT__entry_btrfs(
 212                 __field(        u64,  root_objectid     )
 213                 __field(        u64,  ino               )
 214                 __field(        u64,  start             )
 215                 __field(        u64,  len               )
 216                 __field(        u64,  orig_start        )
 217                 __field(        u64,  block_start       )
 218                 __field(        u64,  block_len         )
 219                 __field(        unsigned long,  flags   )
 220                 __field(        int,  refs              )
 221                 __field(        unsigned int,  compress_type    )
 222         ),
 223
 224         TP_fast_assign_btrfs(root->fs_info,
 225                 __entry->root_objectid  = root->root_key.objectid;
 226                 __entry->ino            = btrfs_ino(inode);
 227                 __entry->start          = map->start;
 228                 __entry->len            = map->len;
 229                 __entry->orig_start     = map->orig_start;
 230                 __entry->block_start    = map->block_start;
 231                 __entry->block_len      = map->block_len;
 232                 __entry->flags          = map->flags;
 233                 __entry->refs           = refcount_read(&map->refs);
 234                 __entry->compress_type  = map->compress_type;
 235         ),
 236
 237         TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
 238                   "orig_start=%llu block_start=%llu(%s) "
 239                   "block_len=%llu flags=%s refs=%u "
 240                   "compress_type=%u",
 241                   show_root_type(__entry->root_objectid),
 242                   (unsigned long long)__entry->ino,
 243                   (unsigned long long)__entry->start,
 244                   (unsigned long long)__entry->len,
 245                   (unsigned long long)__entry->orig_start,
 246                   show_map_type(__entry->block_start),
 247                   (unsigned long long)__entry->block_len,
 248                   show_map_flags(__entry->flags),
 249                   __entry->refs, __entry->compress_type)
 250 );
 251
 252 /* file extent item */
 253 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
 254
 255         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 256                  struct btrfs_file_extent_item *fi, u64 start),
 257
 258         TP_ARGS(bi, l, fi, start),
 259
 260         TP_STRUCT__entry_btrfs(
 261                 __field(        u64,    root_obj        )
 262                 __field(        u64,    ino             )
 263                 __field(        loff_t, isize           )
 264                 __field(        u64,    disk_isize      )
 265                 __field(        u64,    num_bytes       )
 266                 __field(        u64,    ram_bytes       )
 267                 __field(        u64,    disk_bytenr     )
 268                 __field(        u64,    disk_num_bytes  )
 269                 __field(        u64,    extent_offset   )
 270                 __field(        u8,     extent_type     )
 271                 __field(        u8,     compression     )
 272                 __field(        u64,    extent_start    )
 273                 __field(        u64,    extent_end      )
 274         ),
 275
 276         TP_fast_assign_btrfs(bi->root->fs_info,
 277                 __entry->root_obj       = bi->root->objectid;
 278                 __entry->ino            = btrfs_ino(bi);
 279                 __entry->isize          = bi->vfs_inode.i_size;
 280                 __entry->disk_isize     = bi->disk_i_size;
 281                 __entry->num_bytes      = btrfs_file_extent_num_bytes(l, fi);
 282                 __entry->ram_bytes      = btrfs_file_extent_ram_bytes(l, fi);
 283                 __entry->disk_bytenr    = btrfs_file_extent_disk_bytenr(l, fi);
 284                 __entry->disk_num_bytes = btrfs_file_extent_disk_num_bytes(l, fi);
 285                 __entry->extent_offset  = btrfs_file_extent_offset(l, fi);
 286                 __entry->extent_type    = btrfs_file_extent_type(l, fi);
 287                 __entry->compression    = btrfs_file_extent_compression(l, fi);
 288                 __entry->extent_start   = start;
 289                 __entry->extent_end     = (start + __entry->num_bytes);
 290         ),
 291
 292         TP_printk_btrfs(
 293                 "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 294                 "file extent range=[%llu %llu] "
 295                 "(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
 296                 "disk_num_bytes=%llu extent_offset=%llu type=%s "
 297                 "compression=%u",
 298                 show_root_type(__entry->root_obj), __entry->ino,
 299                 __entry->isize,
 300                 __entry->disk_isize, __entry->extent_start,
 301                 __entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
 302                 __entry->disk_bytenr, __entry->disk_num_bytes,
 303                 __entry->extent_offset, show_fi_type(__entry->extent_type),
 304                 __entry->compression)
 305 );
 306
 307 DECLARE_EVENT_CLASS(
 308         btrfs__file_extent_item_inline,
 309
 310         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 311                  struct btrfs_file_extent_item *fi, int slot, u64 start),
 312
 313         TP_ARGS(bi, l, fi, slot,  start),
 314
 315         TP_STRUCT__entry_btrfs(
 316                 __field(        u64,    root_obj        )
 317                 __field(        u64,    ino             )
 318                 __field(        loff_t, isize           )
 319                 __field(        u64,    disk_isize      )
 320                 __field(        u8,     extent_type     )
 321                 __field(        u8,     compression     )
 322                 __field(        u64,    extent_start    )
 323                 __field(        u64,    extent_end      )
 324         ),
 325
 326         TP_fast_assign_btrfs(
 327                 bi->root->fs_info,
 328                 __entry->root_obj       = bi->root->objectid;
 329                 __entry->ino            = btrfs_ino(bi);
 330                 __entry->isize          = bi->vfs_inode.i_size;
 331                 __entry->disk_isize     = bi->disk_i_size;
 332                 __entry->extent_type    = btrfs_file_extent_type(l, fi);
 333                 __entry->compression    = btrfs_file_extent_compression(l, fi);
 334                 __entry->extent_start   = start;
 335                 __entry->extent_end     = (start + btrfs_file_extent_inline_len(l, slot, fi));
 336         ),
 337
 338         TP_printk_btrfs(
 339                 "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 340                 "file extent range=[%llu %llu] "
 341                 "extent_type=%s compression=%u",
 342                 show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
 343                 __entry->disk_isize, __entry->extent_start,
 344                 __entry->extent_end, show_fi_type(__entry->extent_type),
 345                 __entry->compression)
 346 );
 347
 348 DEFINE_EVENT(
 349         btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
 350
 351         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 352                  struct btrfs_file_extent_item *fi, u64 start),
 353
 354         TP_ARGS(bi, l, fi, start)
 355 );
 356
 357 DEFINE_EVENT(
 358         btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
 359
 360         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 361                  struct btrfs_file_extent_item *fi, u64 start),
 362
 363         TP_ARGS(bi, l, fi, start)
 364 );
 365
 366 DEFINE_EVENT(
 367         btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
 368
 369         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 370                  struct btrfs_file_extent_item *fi, int slot, u64 start),
 371
 372         TP_ARGS(bi, l, fi, slot, start)
 373 );
 374
 375 DEFINE_EVENT(
 376         btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
 377
 378         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 379                  struct btrfs_file_extent_item *fi, int slot, u64 start),
 380
 381         TP_ARGS(bi, l, fi, slot, start)
 382 );
 383
 384 #define show_ordered_flags(flags)                                          \
 385         __print_flags(flags, "|",                                          \
 386                 { (1 << BTRFS_ORDERED_IO_DONE),         "IO_DONE"       }, \
 387                 { (1 << BTRFS_ORDERED_COMPLETE),        "COMPLETE"      }, \
 388                 { (1 << BTRFS_ORDERED_NOCOW),           "NOCOW"         }, \
 389                 { (1 << BTRFS_ORDERED_COMPRESSED),      "COMPRESSED"    }, \
 390                 { (1 << BTRFS_ORDERED_PREALLOC),        "PREALLOC"      }, \
 391                 { (1 << BTRFS_ORDERED_DIRECT),          "DIRECT"        }, \
 392                 { (1 << BTRFS_ORDERED_IOERR),           "IOERR"         }, \
 393                 { (1 << BTRFS_ORDERED_UPDATED_ISIZE),   "UPDATED_ISIZE" }, \
 394                 { (1 << BTRFS_ORDERED_LOGGED_CSUM),     "LOGGED_CSUM"   }, \
 395                 { (1 << BTRFS_ORDERED_TRUNCATED),       "TRUNCATED"     })
 396
 397
 398 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 399
 400         TP_PROTO(const struct inode *inode,
 401                  const struct btrfs_ordered_extent *ordered),
 402
 403         TP_ARGS(inode, ordered),
 404
 405         TP_STRUCT__entry_btrfs(
 406                 __field(        ino_t,  ino             )
 407                 __field(        u64,  file_offset       )
 408                 __field(        u64,  start             )
 409                 __field(        u64,  len               )
 410                 __field(        u64,  disk_len          )
 411                 __field(        u64,  bytes_left        )
 412                 __field(        unsigned long,  flags   )
 413                 __field(        int,  compress_type     )
 414                 __field(        int,  refs              )
 415                 __field(        u64,  root_objectid     )
 416                 __field(        u64,  truncated_len     )
 417         ),
 418
 419         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 420                 __entry->ino            = inode->i_ino;
 421                 __entry->file_offset    = ordered->file_offset;
 422                 __entry->start          = ordered->start;
 423                 __entry->len            = ordered->len;
 424                 __entry->disk_len       = ordered->disk_len;
 425                 __entry->bytes_left     = ordered->bytes_left;
 426                 __entry->flags          = ordered->flags;
 427                 __entry->compress_type  = ordered->compress_type;
 428                 __entry->refs           = refcount_read(&ordered->refs);
 429                 __entry->root_objectid  =
 430                                 BTRFS_I(inode)->root->root_key.objectid;
 431                 __entry->truncated_len  = ordered->truncated_len;
 432         ),
 433
 434         TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
 435                   "start=%llu len=%llu disk_len=%llu "
 436                   "truncated_len=%llu "
 437                   "bytes_left=%llu flags=%s compress_type=%d "
 438                   "refs=%d",
 439                   show_root_type(__entry->root_objectid),
 440                   (unsigned long long)__entry->ino,
 441                   (unsigned long long)__entry->file_offset,
 442                   (unsigned long long)__entry->start,
 443                   (unsigned long long)__entry->len,
 444                   (unsigned long long)__entry->disk_len,
 445                   (unsigned long long)__entry->truncated_len,
 446                   (unsigned long long)__entry->bytes_left,
 447                   show_ordered_flags(__entry->flags),
 448                   __entry->compress_type, __entry->refs)
 449 );
 450
 451 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 452
 453         TP_PROTO(const struct inode *inode,
 454                  const struct btrfs_ordered_extent *ordered),
 455
 456         TP_ARGS(inode, ordered)
 457 );
 458
 459 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 460
 461         TP_PROTO(const struct inode *inode,
 462                  const struct btrfs_ordered_extent *ordered),
 463
 464         TP_ARGS(inode, ordered)
 465 );
 466
 467 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 468
 469         TP_PROTO(const struct inode *inode,
 470                  const struct btrfs_ordered_extent *ordered),
 471
 472         TP_ARGS(inode, ordered)
 473 );
 474
 475 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 476
 477         TP_PROTO(const struct inode *inode,
 478                  const struct btrfs_ordered_extent *ordered),
 479
 480         TP_ARGS(inode, ordered)
 481 );
 482
 483 DECLARE_EVENT_CLASS(btrfs__writepage,
 484
 485         TP_PROTO(const struct page *page, const struct inode *inode,
 486                  const struct writeback_control *wbc),
 487
 488         TP_ARGS(page, inode, wbc),
 489
 490         TP_STRUCT__entry_btrfs(
 491                 __field(        ino_t,  ino                     )
 492                 __field(        pgoff_t,  index                 )
 493                 __field(        long,   nr_to_write             )
 494                 __field(        long,   pages_skipped           )
 495                 __field(        loff_t, range_start             )
 496                 __field(        loff_t, range_end               )
 497                 __field(        char,   for_kupdate             )
 498                 __field(        char,   for_reclaim             )
 499                 __field(        char,   range_cyclic            )
 500                 __field(        pgoff_t,  writeback_index       )
 501                 __field(        u64,    root_objectid           )
 502         ),
 503
 504         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 505                 __entry->ino            = inode->i_ino;
 506                 __entry->index          = page->index;
 507                 __entry->nr_to_write    = wbc->nr_to_write;
 508                 __entry->pages_skipped  = wbc->pages_skipped;
 509                 __entry->range_start    = wbc->range_start;
 510                 __entry->range_end      = wbc->range_end;
 511                 __entry->for_kupdate    = wbc->for_kupdate;
 512                 __entry->for_reclaim    = wbc->for_reclaim;
 513                 __entry->range_cyclic   = wbc->range_cyclic;
 514                 __entry->writeback_index = inode->i_mapping->writeback_index;
 515                 __entry->root_objectid  =
 516                                  BTRFS_I(inode)->root->root_key.objectid;
 517         ),
 518
 519         TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu "
 520                   "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
 521                   "range_end=%llu for_kupdate=%d "
 522                   "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
 523                   show_root_type(__entry->root_objectid),
 524                   (unsigned long)__entry->ino, __entry->index,
 525                   __entry->nr_to_write, __entry->pages_skipped,
 526                   __entry->range_start, __entry->range_end,
 527                   __entry->for_kupdate,
 528                   __entry->for_reclaim, __entry->range_cyclic,
 529                   (unsigned long)__entry->writeback_index)
 530 );
 531
 532 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 533
 534         TP_PROTO(const struct page *page, const struct inode *inode,
 535                  const struct writeback_control *wbc),
 536
 537         TP_ARGS(page, inode, wbc)
 538 );
 539
 540 TRACE_EVENT(btrfs_writepage_end_io_hook,
 541
 542         TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
 543
 544         TP_ARGS(page, start, end, uptodate),
 545
 546         TP_STRUCT__entry_btrfs(
 547                 __field(        ino_t,   ino            )
 548                 __field(        pgoff_t, index          )
 549                 __field(        u64,     start          )
 550                 __field(        u64,     end            )
 551                 __field(        int,     uptodate       )
 552                 __field(        u64,    root_objectid   )
 553         ),
 554
 555         TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
 556                 __entry->ino    = page->mapping->host->i_ino;
 557                 __entry->index  = page->index;
 558                 __entry->start  = start;
 559                 __entry->end    = end;
 560                 __entry->uptodate = uptodate;
 561                 __entry->root_objectid  =
 562                          BTRFS_I(page->mapping->host)->root->root_key.objectid;
 563         ),
 564
 565         TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu start=%llu "
 566                   "end=%llu uptodate=%d",
 567                   show_root_type(__entry->root_objectid),
 568                   (unsigned long)__entry->ino, (unsigned long)__entry->index,
 569                   (unsigned long long)__entry->start,
 570                   (unsigned long long)__entry->end, __entry->uptodate)
 571 );
 572
 573 TRACE_EVENT(btrfs_sync_file,
 574
 575         TP_PROTO(const struct file *file, int datasync),
 576
 577         TP_ARGS(file, datasync),
 578
 579         TP_STRUCT__entry_btrfs(
 580                 __field(        ino_t,  ino             )
 581                 __field(        ino_t,  parent          )
 582                 __field(        int,    datasync        )
 583                 __field(        u64,    root_objectid   )
 584         ),
 585
 586         TP_fast_assign(
 587                 const struct dentry *dentry = file->f_path.dentry;
 588                 const struct inode *inode = d_inode(dentry);
 589
 590                 TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
 591                 __entry->ino            = inode->i_ino;
 592                 __entry->parent         = d_inode(dentry->d_parent)->i_ino;
 593                 __entry->datasync       = datasync;
 594                 __entry->root_objectid  =
 595                                  BTRFS_I(inode)->root->root_key.objectid;
 596         ),
 597
 598         TP_printk_btrfs("root=%llu(%s) ino=%ld parent=%ld datasync=%d",
 599                   show_root_type(__entry->root_objectid),
 600                   (unsigned long)__entry->ino, (unsigned long)__entry->parent,
 601                   __entry->datasync)
 602 );
 603
 604 TRACE_EVENT(btrfs_sync_fs,
 605
 606         TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
 607
 608         TP_ARGS(fs_info, wait),
 609
 610         TP_STRUCT__entry_btrfs(
 611                 __field(        int,  wait              )
 612         ),
 613
 614         TP_fast_assign_btrfs(fs_info,
 615                 __entry->wait   = wait;
 616         ),
 617
 618         TP_printk_btrfs("wait = %d", __entry->wait)
 619 );
 620
 621 TRACE_EVENT(btrfs_add_block_group,
 622
 623         TP_PROTO(const struct btrfs_fs_info *fs_info,
 624                  const struct btrfs_block_group_cache *block_group, int create),
 625
 626         TP_ARGS(fs_info, block_group, create),
 627
 628         TP_STRUCT__entry(
 629                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
 630                 __field(        u64,    offset                  )
 631                 __field(        u64,    size                    )
 632                 __field(        u64,    flags                   )
 633                 __field(        u64,    bytes_used              )
 634                 __field(        u64,    bytes_super             )
 635                 __field(        int,    create                  )
 636         ),
 637
 638         TP_fast_assign(
 639                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
 640                 __entry->offset         = block_group->key.objectid;
 641                 __entry->size           = block_group->key.offset;
 642                 __entry->flags          = block_group->flags;
 643                 __entry->bytes_used     =
 644                         btrfs_block_group_used(&block_group->item);
 645                 __entry->bytes_super    = block_group->bytes_super;
 646                 __entry->create         = create;
 647         ),
 648
 649         TP_printk("%pU: block_group offset=%llu size=%llu "
 650                   "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
 651                   "create=%d", __entry->fsid,
 652                   (unsigned long long)__entry->offset,
 653                   (unsigned long long)__entry->size,
 654                   (unsigned long long)__entry->flags,
 655                   __print_flags((unsigned long)__entry->flags, "|",
 656                                 BTRFS_GROUP_FLAGS),
 657                   (unsigned long long)__entry->bytes_used,
 658                   (unsigned long long)__entry->bytes_super, __entry->create)
 659 );
 660
 661 #define show_ref_action(action)                                         \
 662         __print_symbolic(action,                                        \
 663                 { BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },        \
 664                 { BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },       \
 665                 { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" },     \
 666                 { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
 667
 668
 669 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 670
 671         TP_PROTO(const struct btrfs_fs_info *fs_info,
 672                  const struct btrfs_delayed_ref_node *ref,
 673                  const struct btrfs_delayed_tree_ref *full_ref,
 674                  int action),
 675
 676         TP_ARGS(fs_info, ref, full_ref, action),
 677
 678         TP_STRUCT__entry_btrfs(
 679                 __field(        u64,  bytenr            )
 680                 __field(        u64,  num_bytes         )
 681                 __field(        int,  action            )
 682                 __field(        u64,  parent            )
 683                 __field(        u64,  ref_root          )
 684                 __field(        int,  level             )
 685                 __field(        int,  type              )
 686                 __field(        u64,  seq               )
 687         ),
 688
 689         TP_fast_assign_btrfs(fs_info,
 690                 __entry->bytenr         = ref->bytenr;
 691                 __entry->num_bytes      = ref->num_bytes;
 692                 __entry->action         = action;
 693                 __entry->parent         = full_ref->parent;
 694                 __entry->ref_root       = full_ref->root;
 695                 __entry->level          = full_ref->level;
 696                 __entry->type           = ref->type;
 697                 __entry->seq            = ref->seq;
 698         ),
 699
 700         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 701                   "parent=%llu(%s) ref_root=%llu(%s) level=%d "
 702                   "type=%s seq=%llu",
 703                   (unsigned long long)__entry->bytenr,
 704                   (unsigned long long)__entry->num_bytes,
 705                   show_ref_action(__entry->action),
 706                   show_root_type(__entry->parent),
 707                   show_root_type(__entry->ref_root),
 708                   __entry->level, show_ref_type(__entry->type),
 709                   (unsigned long long)__entry->seq)
 710 );
 711
 712 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 713
 714         TP_PROTO(const struct btrfs_fs_info *fs_info,
 715                  const struct btrfs_delayed_ref_node *ref,
 716                  const struct btrfs_delayed_tree_ref *full_ref,
 717                  int action),
 718
 719         TP_ARGS(fs_info, ref, full_ref, action)
 720 );
 721
 722 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 723
 724         TP_PROTO(const struct btrfs_fs_info *fs_info,
 725                  const struct btrfs_delayed_ref_node *ref,
 726                  const struct btrfs_delayed_tree_ref *full_ref,
 727                  int action),
 728
 729         TP_ARGS(fs_info, ref, full_ref, action)
 730 );
 731
 732 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 733
 734         TP_PROTO(const struct btrfs_fs_info *fs_info,
 735                  const struct btrfs_delayed_ref_node *ref,
 736                  const struct btrfs_delayed_data_ref *full_ref,
 737                  int action),
 738
 739         TP_ARGS(fs_info, ref, full_ref, action),
 740
 741         TP_STRUCT__entry_btrfs(
 742                 __field(        u64,  bytenr            )
 743                 __field(        u64,  num_bytes         )
 744                 __field(        int,  action            )
 745                 __field(        u64,  parent            )
 746                 __field(        u64,  ref_root          )
 747                 __field(        u64,  owner             )
 748                 __field(        u64,  offset            )
 749                 __field(        int,  type              )
 750                 __field(        u64,  seq               )
 751         ),
 752
 753         TP_fast_assign_btrfs(fs_info,
 754                 __entry->bytenr         = ref->bytenr;
 755                 __entry->num_bytes      = ref->num_bytes;
 756                 __entry->action         = action;
 757                 __entry->parent         = full_ref->parent;
 758                 __entry->ref_root       = full_ref->root;
 759                 __entry->owner          = full_ref->objectid;
 760                 __entry->offset         = full_ref->offset;
 761                 __entry->type           = ref->type;
 762                 __entry->seq            = ref->seq;
 763         ),
 764
 765         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 766                   "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
 767                   "offset=%llu type=%s seq=%llu",
 768                   (unsigned long long)__entry->bytenr,
 769                   (unsigned long long)__entry->num_bytes,
 770                   show_ref_action(__entry->action),
 771                   show_root_type(__entry->parent),
 772                   show_root_type(__entry->ref_root),
 773                   (unsigned long long)__entry->owner,
 774                   (unsigned long long)__entry->offset,
 775                   show_ref_type(__entry->type),
 776                   (unsigned long long)__entry->seq)
 777 );
 778
 779 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 780
 781         TP_PROTO(const struct btrfs_fs_info *fs_info,
 782                  const struct btrfs_delayed_ref_node *ref,
 783                  const struct btrfs_delayed_data_ref *full_ref,
 784                  int action),
 785
 786         TP_ARGS(fs_info, ref, full_ref, action)
 787 );
 788
 789 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 790
 791         TP_PROTO(const struct btrfs_fs_info *fs_info,
 792                  const struct btrfs_delayed_ref_node *ref,
 793                  const struct btrfs_delayed_data_ref *full_ref,
 794                  int action),
 795
 796         TP_ARGS(fs_info, ref, full_ref, action)
 797 );
 798
 799 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 800
 801         TP_PROTO(const struct btrfs_fs_info *fs_info,
 802                  const struct btrfs_delayed_ref_head *head_ref,
 803                  int action),
 804
 805         TP_ARGS(fs_info, head_ref, action),
 806
 807         TP_STRUCT__entry_btrfs(
 808                 __field(        u64,  bytenr            )
 809                 __field(        u64,  num_bytes         )
 810                 __field(        int,  action            )
 811                 __field(        int,  is_data           )
 812         ),
 813
 814         TP_fast_assign_btrfs(fs_info,
 815                 __entry->bytenr         = head_ref->bytenr;
 816                 __entry->num_bytes      = head_ref->num_bytes;
 817                 __entry->action         = action;
 818                 __entry->is_data        = head_ref->is_data;
 819         ),
 820
 821         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
 822                   (unsigned long long)__entry->bytenr,
 823                   (unsigned long long)__entry->num_bytes,
 824                   show_ref_action(__entry->action),
 825                   __entry->is_data)
 826 );
 827
 828 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 829
 830         TP_PROTO(const struct btrfs_fs_info *fs_info,
 831                  const struct btrfs_delayed_ref_head *head_ref,
 832                  int action),
 833
 834         TP_ARGS(fs_info, head_ref, action)
 835 );
 836
 837 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 838
 839         TP_PROTO(const struct btrfs_fs_info *fs_info,
 840                  const struct btrfs_delayed_ref_head *head_ref,
 841                  int action),
 842
 843         TP_ARGS(fs_info, head_ref, action)
 844 );
 845
 846 #define show_chunk_type(type)                                   \
 847         __print_flags(type, "|",                                \
 848                 { BTRFS_BLOCK_GROUP_DATA,       "DATA"  },      \
 849                 { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
 850                 { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
 851                 { BTRFS_BLOCK_GROUP_RAID0,      "RAID0" },      \
 852                 { BTRFS_BLOCK_GROUP_RAID1,      "RAID1" },      \
 853                 { BTRFS_BLOCK_GROUP_DUP,        "DUP"   },      \
 854                 { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
 855                 { BTRFS_BLOCK_GROUP_RAID5,      "RAID5" },      \
 856                 { BTRFS_BLOCK_GROUP_RAID6,      "RAID6" })
 857
 858 DECLARE_EVENT_CLASS(btrfs__chunk,
 859
 860         TP_PROTO(const struct btrfs_fs_info *fs_info,
 861                  const struct map_lookup *map, u64 offset, u64 size),
 862
 863         TP_ARGS(fs_info, map, offset, size),
 864
 865         TP_STRUCT__entry_btrfs(
 866                 __field(        int,  num_stripes               )
 867                 __field(        u64,  type                      )
 868                 __field(        int,  sub_stripes               )
 869                 __field(        u64,  offset                    )
 870                 __field(        u64,  size                      )
 871                 __field(        u64,  root_objectid             )
 872         ),
 873
 874         TP_fast_assign_btrfs(fs_info,
 875                 __entry->num_stripes    = map->num_stripes;
 876                 __entry->type           = map->type;
 877                 __entry->sub_stripes    = map->sub_stripes;
 878                 __entry->offset         = offset;
 879                 __entry->size           = size;
 880                 __entry->root_objectid  = fs_info->chunk_root->root_key.objectid;
 881         ),
 882
 883         TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
 884                   "num_stripes=%d sub_stripes=%d type=%s",
 885                   show_root_type(__entry->root_objectid),
 886                   (unsigned long long)__entry->offset,
 887                   (unsigned long long)__entry->size,
 888                   __entry->num_stripes, __entry->sub_stripes,
 889                   show_chunk_type(__entry->type))
 890 );
 891
 892 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
 893
 894         TP_PROTO(const struct btrfs_fs_info *fs_info,
 895                  const struct map_lookup *map, u64 offset, u64 size),
 896
 897         TP_ARGS(fs_info, map, offset, size)
 898 );
 899
 900 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
 901
 902         TP_PROTO(const struct btrfs_fs_info *fs_info,
 903                  const struct map_lookup *map, u64 offset, u64 size),
 904
 905         TP_ARGS(fs_info, map, offset, size)
 906 );
 907
 908 TRACE_EVENT(btrfs_cow_block,
 909
 910         TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
 911                  const struct extent_buffer *cow),
 912
 913         TP_ARGS(root, buf, cow),
 914
 915         TP_STRUCT__entry_btrfs(
 916                 __field(        u64,  root_objectid             )
 917                 __field(        u64,  buf_start                 )
 918                 __field(        int,  refs                      )
 919                 __field(        u64,  cow_start                 )
 920                 __field(        int,  buf_level                 )
 921                 __field(        int,  cow_level                 )
 922         ),
 923
 924         TP_fast_assign_btrfs(root->fs_info,
 925                 __entry->root_objectid  = root->root_key.objectid;
 926                 __entry->buf_start      = buf->start;
 927                 __entry->refs           = atomic_read(&buf->refs);
 928                 __entry->cow_start      = cow->start;
 929                 __entry->buf_level      = btrfs_header_level(buf);
 930                 __entry->cow_level      = btrfs_header_level(cow);
 931         ),
 932
 933         TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
 934                   "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
 935                   show_root_type(__entry->root_objectid),
 936                   __entry->refs,
 937                   (unsigned long long)__entry->buf_start,
 938                   __entry->buf_level,
 939                   (unsigned long long)__entry->cow_start,
 940                   __entry->cow_level)
 941 );
 942
 943 TRACE_EVENT(btrfs_space_reservation,
 944
 945         TP_PROTO(const struct btrfs_fs_info *fs_info, char *type, u64 val,
 946                  u64 bytes, int reserve),
 947
 948         TP_ARGS(fs_info, type, val, bytes, reserve),
 949
 950         TP_STRUCT__entry_btrfs(
 951                 __string(       type,   type                    )
 952                 __field(        u64,    val                     )
 953                 __field(        u64,    bytes                   )
 954                 __field(        int,    reserve                 )
 955         ),
 956
 957         TP_fast_assign_btrfs(fs_info,
 958                 __assign_str(type, type);
 959                 __entry->val            = val;
 960                 __entry->bytes          = bytes;
 961                 __entry->reserve        = reserve;
 962         ),
 963
 964         TP_printk_btrfs("%s: %Lu %s %Lu", __get_str(type), __entry->val,
 965                         __entry->reserve ? "reserve" : "release",
 966                         __entry->bytes)
 967 );
 968
 969 #define show_flush_action(action)                                               \
 970         __print_symbolic(action,                                                \
 971                 { BTRFS_RESERVE_NO_FLUSH,       "BTRFS_RESERVE_NO_FLUSH"},      \
 972                 { BTRFS_RESERVE_FLUSH_LIMIT,    "BTRFS_RESERVE_FLUSH_LIMIT"},   \
 973                 { BTRFS_RESERVE_FLUSH_ALL,      "BTRFS_RESERVE_FLUSH_ALL"})
 974
 975 TRACE_EVENT(btrfs_trigger_flush,
 976
 977         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
 978                  int flush, char *reason),
 979
 980         TP_ARGS(fs_info, flags, bytes, flush, reason),
 981
 982         TP_STRUCT__entry(
 983                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
 984                 __field(        u64,    flags                   )
 985                 __field(        u64,    bytes                   )
 986                 __field(        int,    flush                   )
 987                 __string(       reason, reason                  )
 988         ),
 989
 990         TP_fast_assign(
 991                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
 992                 __entry->flags  = flags;
 993                 __entry->bytes  = bytes;
 994                 __entry->flush  = flush;
 995                 __assign_str(reason, reason)
 996         ),
 997
 998         TP_printk("%pU: %s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
 999                   __entry->fsid, __get_str(reason), __entry->flush,
1000                   show_flush_action(__entry->flush),
1001                   (unsigned long long)__entry->flags,
1002                   __print_flags((unsigned long)__entry->flags, "|",
1003                                 BTRFS_GROUP_FLAGS),
1004                   (unsigned long long)__entry->bytes)
1005 );
1006
1007 #define show_flush_state(state)                                                 \
1008         __print_symbolic(state,                                                 \
1009                 { FLUSH_DELAYED_ITEMS_NR,       "FLUSH_DELAYED_ITEMS_NR"},      \
1010                 { FLUSH_DELAYED_ITEMS,          "FLUSH_DELAYED_ITEMS"},         \
1011                 { FLUSH_DELALLOC,               "FLUSH_DELALLOC"},              \
1012                 { FLUSH_DELALLOC_WAIT,          "FLUSH_DELALLOC_WAIT"},         \
1013                 { ALLOC_CHUNK,                  "ALLOC_CHUNK"},                 \
1014                 { COMMIT_TRANS,                 "COMMIT_TRANS"})
1015
1016 TRACE_EVENT(btrfs_flush_space,
1017
1018         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1019                  int state, int ret),
1020
1021         TP_ARGS(fs_info, flags, num_bytes, state, ret),
1022
1023         TP_STRUCT__entry(
1024                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
1025                 __field(        u64,    flags                   )
1026                 __field(        u64,    num_bytes               )
1027                 __field(        int,    state                   )
1028                 __field(        int,    ret                     )
1029         ),
1030
1031         TP_fast_assign(
1032                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
1033                 __entry->flags          =       flags;
1034                 __entry->num_bytes      =       num_bytes;
1035                 __entry->state          =       state;
1036                 __entry->ret            =       ret;
1037         ),
1038
1039         TP_printk("%pU: state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d",
1040                   __entry->fsid, __entry->state,
1041                   show_flush_state(__entry->state),
1042                   (unsigned long long)__entry->flags,
1043                   __print_flags((unsigned long)__entry->flags, "|",
1044                                 BTRFS_GROUP_FLAGS),
1045                   (unsigned long long)__entry->num_bytes, __entry->ret)
1046 );
1047
1048 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1049
1050         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1051
1052         TP_ARGS(fs_info, start, len),
1053
1054         TP_STRUCT__entry_btrfs(
1055                 __field(        u64,  start                     )
1056                 __field(        u64,  len                       )
1057         ),
1058
1059         TP_fast_assign_btrfs(fs_info,
1060                 __entry->start          = start;
1061                 __entry->len            = len;
1062         ),
1063
1064         TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1065                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1066                   (unsigned long long)__entry->start,
1067                   (unsigned long long)__entry->len)
1068 );
1069
1070 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1071
1072         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1073
1074         TP_ARGS(fs_info, start, len)
1075 );
1076
1077 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1078
1079         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1080
1081         TP_ARGS(fs_info, start, len)
1082 );
1083
1084 TRACE_EVENT(find_free_extent,
1085
1086         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 num_bytes,
1087                  u64 empty_size, u64 data),
1088
1089         TP_ARGS(fs_info, num_bytes, empty_size, data),
1090
1091         TP_STRUCT__entry_btrfs(
1092                 __field(        u64,    num_bytes               )
1093                 __field(        u64,    empty_size              )
1094                 __field(        u64,    data                    )
1095         ),
1096
1097         TP_fast_assign_btrfs(fs_info,
1098                 __entry->num_bytes      = num_bytes;
1099                 __entry->empty_size     = empty_size;
1100                 __entry->data           = data;
1101         ),
1102
1103         TP_printk_btrfs("root=%Lu(%s) len=%Lu empty_size=%Lu flags=%Lu(%s)",
1104                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1105                   __entry->num_bytes, __entry->empty_size, __entry->data,
1106                   __print_flags((unsigned long)__entry->data, "|",
1107                                  BTRFS_GROUP_FLAGS))
1108 );
1109
1110 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1111
1112         TP_PROTO(const struct btrfs_fs_info *fs_info,
1113                  const struct btrfs_block_group_cache *block_group, u64 start,
1114                  u64 len),
1115
1116         TP_ARGS(fs_info, block_group, start, len),
1117
1118         TP_STRUCT__entry_btrfs(
1119                 __field(        u64,    bg_objectid             )
1120                 __field(        u64,    flags                   )
1121                 __field(        u64,    start                   )
1122                 __field(        u64,    len                     )
1123         ),
1124
1125         TP_fast_assign_btrfs(fs_info,
1126                 __entry->bg_objectid    = block_group->key.objectid;
1127                 __entry->flags          = block_group->flags;
1128                 __entry->start          = start;
1129                 __entry->len            = len;
1130         ),
1131
1132         TP_printk_btrfs("root=%Lu(%s) block_group=%Lu flags=%Lu(%s) "
1133                   "start=%Lu len=%Lu",
1134                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1135                   __entry->bg_objectid,
1136                   __entry->flags, __print_flags((unsigned long)__entry->flags,
1137                                                 "|", BTRFS_GROUP_FLAGS),
1138                   __entry->start, __entry->len)
1139 );
1140
1141 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1142
1143         TP_PROTO(const struct btrfs_fs_info *fs_info,
1144                  const struct btrfs_block_group_cache *block_group, u64 start,
1145                  u64 len),
1146
1147         TP_ARGS(fs_info, block_group, start, len)
1148 );
1149
1150 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1151
1152         TP_PROTO(const struct btrfs_fs_info *fs_info,
1153                  const struct btrfs_block_group_cache *block_group, u64 start,
1154                  u64 len),
1155
1156         TP_ARGS(fs_info, block_group, start, len)
1157 );
1158
1159 TRACE_EVENT(btrfs_find_cluster,
1160
1161         TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
1162                  u64 bytes, u64 empty_size, u64 min_bytes),
1163
1164         TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1165
1166         TP_STRUCT__entry_btrfs(
1167                 __field(        u64,    bg_objectid             )
1168                 __field(        u64,    flags                   )
1169                 __field(        u64,    start                   )
1170                 __field(        u64,    bytes                   )
1171                 __field(        u64,    empty_size              )
1172                 __field(        u64,    min_bytes               )
1173         ),
1174
1175         TP_fast_assign_btrfs(block_group->fs_info,
1176                 __entry->bg_objectid    = block_group->key.objectid;
1177                 __entry->flags          = block_group->flags;
1178                 __entry->start          = start;
1179                 __entry->bytes          = bytes;
1180                 __entry->empty_size     = empty_size;
1181                 __entry->min_bytes      = min_bytes;
1182         ),
1183
1184         TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) start=%Lu len=%Lu "
1185                   "empty_size=%Lu min_bytes=%Lu", __entry->bg_objectid,
1186                   __entry->flags,
1187                   __print_flags((unsigned long)__entry->flags, "|",
1188                                 BTRFS_GROUP_FLAGS), __entry->start,
1189                   __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1190 );
1191
1192 TRACE_EVENT(btrfs_failed_cluster_setup,
1193
1194         TP_PROTO(const struct btrfs_block_group_cache *block_group),
1195
1196         TP_ARGS(block_group),
1197
1198         TP_STRUCT__entry_btrfs(
1199                 __field(        u64,    bg_objectid             )
1200         ),
1201
1202         TP_fast_assign_btrfs(block_group->fs_info,
1203                 __entry->bg_objectid    = block_group->key.objectid;
1204         ),
1205
1206         TP_printk_btrfs("block_group=%Lu", __entry->bg_objectid)
1207 );
1208
1209 TRACE_EVENT(btrfs_setup_cluster,
1210
1211         TP_PROTO(const struct btrfs_block_group_cache *block_group,
1212                  const struct btrfs_free_cluster *cluster,
1213                  u64 size, int bitmap),
1214
1215         TP_ARGS(block_group, cluster, size, bitmap),
1216
1217         TP_STRUCT__entry_btrfs(
1218                 __field(        u64,    bg_objectid             )
1219                 __field(        u64,    flags                   )
1220                 __field(        u64,    start                   )
1221                 __field(        u64,    max_size                )
1222                 __field(        u64,    size                    )
1223                 __field(        int,    bitmap                  )
1224         ),
1225
1226         TP_fast_assign_btrfs(block_group->fs_info,
1227                 __entry->bg_objectid    = block_group->key.objectid;
1228                 __entry->flags          = block_group->flags;
1229                 __entry->start          = cluster->window_start;
1230                 __entry->max_size       = cluster->max_size;
1231                 __entry->size           = size;
1232                 __entry->bitmap         = bitmap;
1233         ),
1234
1235         TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) window_start=%Lu "
1236                   "size=%Lu max_size=%Lu bitmap=%d",
1237                   __entry->bg_objectid,
1238                   __entry->flags,
1239                   __print_flags((unsigned long)__entry->flags, "|",
1240                                 BTRFS_GROUP_FLAGS), __entry->start,
1241                   __entry->size, __entry->max_size, __entry->bitmap)
1242 );
1243
1244 struct extent_state;
1245 TRACE_EVENT(alloc_extent_state,
1246
1247         TP_PROTO(const struct extent_state *state,
1248                  gfp_t mask, unsigned long IP),
1249
1250         TP_ARGS(state, mask, IP),
1251
1252         TP_STRUCT__entry(
1253                 __field(const struct extent_state *, state)
1254                 __field(gfp_t, mask)
1255                 __field(unsigned long, ip)
1256         ),
1257
1258         TP_fast_assign(
1259                 __entry->state  = state,
1260                 __entry->mask   = mask,
1261                 __entry->ip     = IP
1262         ),
1263
1264         TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1265                   show_gfp_flags(__entry->mask), (const void *)__entry->ip)
1266 );
1267
1268 TRACE_EVENT(free_extent_state,
1269
1270         TP_PROTO(const struct extent_state *state, unsigned long IP),
1271
1272         TP_ARGS(state, IP),
1273
1274         TP_STRUCT__entry(
1275                 __field(const struct extent_state *, state)
1276                 __field(unsigned long, ip)
1277         ),
1278
1279         TP_fast_assign(
1280                 __entry->state  = state,
1281                 __entry->ip = IP
1282         ),
1283
1284         TP_printk("state=%p caller=%pS", __entry->state,
1285                   (const void *)__entry->ip)
1286 );
1287
1288 DECLARE_EVENT_CLASS(btrfs__work,
1289
1290         TP_PROTO(const struct btrfs_work *work),
1291
1292         TP_ARGS(work),
1293
1294         TP_STRUCT__entry_btrfs(
1295                 __field(        const void *,   work                    )
1296                 __field(        const void *,   wq                      )
1297                 __field(        const void *,   func                    )
1298                 __field(        const void *,   ordered_func            )
1299                 __field(        const void *,   ordered_free            )
1300                 __field(        const void *,   normal_work             )
1301         ),
1302
1303         TP_fast_assign_btrfs(btrfs_work_owner(work),
1304                 __entry->work           = work;
1305                 __entry->wq             = work->wq;
1306                 __entry->func           = work->func;
1307                 __entry->ordered_func   = work->ordered_func;
1308                 __entry->ordered_free   = work->ordered_free;
1309                 __entry->normal_work    = &work->normal_work;
1310         ),
1311
1312         TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%pf ordered_func=%p "
1313                   "ordered_free=%p",
1314                   __entry->work, __entry->normal_work, __entry->wq,
1315                    __entry->func, __entry->ordered_func, __entry->ordered_free)
1316 );
1317
1318 /*
1319  * For situiations when the work is freed, we pass fs_info and a tag that that
1320  * matches address of the work structure so it can be paired with the
1321  * scheduling event.
1322  */
1323 DECLARE_EVENT_CLASS(btrfs__work__done,
1324
1325         TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1326
1327         TP_ARGS(fs_info, wtag),
1328
1329         TP_STRUCT__entry_btrfs(
1330                 __field(        const void *,   wtag                    )
1331         ),
1332
1333         TP_fast_assign_btrfs(fs_info,
1334                 __entry->wtag           = wtag;
1335         ),
1336
1337         TP_printk_btrfs("work->%p", __entry->wtag)
1338 );
1339
1340 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1341
1342         TP_PROTO(const struct btrfs_work *work),
1343
1344         TP_ARGS(work)
1345 );
1346
1347 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1348
1349         TP_PROTO(const struct btrfs_work *work),
1350
1351         TP_ARGS(work)
1352 );
1353
1354 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1355
1356         TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1357
1358         TP_ARGS(fs_info, wtag)
1359 );
1360
1361 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1362
1363         TP_PROTO(const struct btrfs_work *work),
1364
1365         TP_ARGS(work)
1366 );
1367
1368 DECLARE_EVENT_CLASS(btrfs__workqueue,
1369
1370         TP_PROTO(const struct __btrfs_workqueue *wq,
1371                  const char *name, int high),
1372
1373         TP_ARGS(wq, name, high),
1374
1375         TP_STRUCT__entry_btrfs(
1376                 __field(        const void *,   wq                      )
1377                 __string(       name,   name                    )
1378                 __field(        int ,   high                    )
1379         ),
1380
1381         TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1382                 __entry->wq             = wq;
1383                 __assign_str(name, name);
1384                 __entry->high           = high;
1385         ),
1386
1387         TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1388                   __print_flags(__entry->high, "",
1389                                 {(WQ_HIGHPRI),  "-high"}),
1390                   __entry->wq)
1391 );
1392
1393 DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1394
1395         TP_PROTO(const struct __btrfs_workqueue *wq,
1396                  const char *name, int high),
1397
1398         TP_ARGS(wq, name, high)
1399 );
1400
1401 DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1402
1403         TP_PROTO(const struct __btrfs_workqueue *wq),
1404
1405         TP_ARGS(wq),
1406
1407         TP_STRUCT__entry_btrfs(
1408                 __field(        const void *,   wq              )
1409         ),
1410
1411         TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1412                 __entry->wq             = wq;
1413         ),
1414
1415         TP_printk_btrfs("wq=%p", __entry->wq)
1416 );
1417
1418 DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1419
1420         TP_PROTO(const struct __btrfs_workqueue *wq),
1421
1422         TP_ARGS(wq)
1423 );
1424
1425 #define BTRFS_QGROUP_OPERATIONS                         \
1426         { QGROUP_RESERVE,       "reserve"       },      \
1427         { QGROUP_RELEASE,       "release"       },      \
1428         { QGROUP_FREE,          "free"          }
1429
1430 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1431
1432         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1433                  u64 reserved, int op),
1434
1435         TP_ARGS(inode, start, len, reserved, op),
1436
1437         TP_STRUCT__entry_btrfs(
1438                 __field(        u64,            rootid          )
1439                 __field(        unsigned long,  ino             )
1440                 __field(        u64,            start           )
1441                 __field(        u64,            len             )
1442                 __field(        u64,            reserved        )
1443                 __field(        int,            op              )
1444         ),
1445
1446         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1447                 __entry->rootid         = BTRFS_I(inode)->root->objectid;
1448                 __entry->ino            = inode->i_ino;
1449                 __entry->start          = start;
1450                 __entry->len            = len;
1451                 __entry->reserved       = reserved;
1452                 __entry->op             = op;
1453         ),
1454
1455         TP_printk_btrfs("root=%llu ino=%lu start=%llu len=%llu reserved=%llu op=%s",
1456                   __entry->rootid, __entry->ino, __entry->start, __entry->len,
1457                   __entry->reserved,
1458                   __print_flags((unsigned long)__entry->op, "",
1459                                 BTRFS_QGROUP_OPERATIONS)
1460         )
1461 );
1462
1463 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1464
1465         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1466                  u64 reserved, int op),
1467
1468         TP_ARGS(inode, start, len, reserved, op)
1469 );
1470
1471 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1472
1473         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1474                  u64 reserved, int op),
1475
1476         TP_ARGS(inode, start, len, reserved, op)
1477 );
1478
1479 DECLARE_EVENT_CLASS(btrfs__qgroup_delayed_ref,
1480
1481         TP_PROTO(const struct btrfs_fs_info *fs_info,
1482                  u64 ref_root, u64 reserved),
1483
1484         TP_ARGS(fs_info, ref_root, reserved),
1485
1486         TP_STRUCT__entry_btrfs(
1487                 __field(        u64,            ref_root        )
1488                 __field(        u64,            reserved        )
1489         ),
1490
1491         TP_fast_assign_btrfs(fs_info,
1492                 __entry->ref_root       = ref_root;
1493                 __entry->reserved       = reserved;
1494         ),
1495
1496         TP_printk_btrfs("root=%llu reserved=%llu op=free",
1497                   __entry->ref_root, __entry->reserved)
1498 );
1499
1500 DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref,
1501
1502         TP_PROTO(const struct btrfs_fs_info *fs_info,
1503                  u64 ref_root, u64 reserved),
1504
1505         TP_ARGS(fs_info, ref_root, reserved)
1506 );
1507
1508 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1509         TP_PROTO(const struct btrfs_fs_info *fs_info,
1510                  const struct btrfs_qgroup_extent_record *rec),
1511
1512         TP_ARGS(fs_info, rec),
1513
1514         TP_STRUCT__entry_btrfs(
1515                 __field(        u64,  bytenr            )
1516                 __field(        u64,  num_bytes         )
1517         ),
1518
1519         TP_fast_assign_btrfs(fs_info,
1520                 __entry->bytenr         = rec->bytenr,
1521                 __entry->num_bytes      = rec->num_bytes;
1522         ),
1523
1524         TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1525                   (unsigned long long)__entry->bytenr,
1526                   (unsigned long long)__entry->num_bytes)
1527 );
1528
1529 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1530
1531         TP_PROTO(const struct btrfs_fs_info *fs_info,
1532                  const struct btrfs_qgroup_extent_record *rec),
1533
1534         TP_ARGS(fs_info, rec)
1535 );
1536
1537 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1538
1539         TP_PROTO(const struct btrfs_fs_info *fs_info,
1540                  const struct btrfs_qgroup_extent_record *rec),
1541
1542         TP_ARGS(fs_info, rec)
1543 );
1544
1545 TRACE_EVENT(btrfs_qgroup_account_extent,
1546
1547         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 bytenr,
1548                  u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1549
1550         TP_ARGS(fs_info, bytenr, num_bytes, nr_old_roots, nr_new_roots),
1551
1552         TP_STRUCT__entry_btrfs(
1553                 __field(        u64,  bytenr                    )
1554                 __field(        u64,  num_bytes                 )
1555                 __field(        u64,  nr_old_roots              )
1556                 __field(        u64,  nr_new_roots              )
1557         ),
1558
1559         TP_fast_assign_btrfs(fs_info,
1560                 __entry->bytenr         = bytenr;
1561                 __entry->num_bytes      = num_bytes;
1562                 __entry->nr_old_roots   = nr_old_roots;
1563                 __entry->nr_new_roots   = nr_new_roots;
1564         ),
1565
1566         TP_printk_btrfs("bytenr=%llu num_bytes=%llu nr_old_roots=%llu "
1567                   "nr_new_roots=%llu",
1568                   __entry->bytenr,
1569                   __entry->num_bytes,
1570                   __entry->nr_old_roots,
1571                   __entry->nr_new_roots)
1572 );
1573
1574 TRACE_EVENT(qgroup_update_counters,
1575
1576         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 qgid,
1577                  u64 cur_old_count, u64 cur_new_count),
1578
1579         TP_ARGS(fs_info, qgid, cur_old_count, cur_new_count),
1580
1581         TP_STRUCT__entry_btrfs(
1582                 __field(        u64,  qgid                      )
1583                 __field(        u64,  cur_old_count             )
1584                 __field(        u64,  cur_new_count             )
1585         ),
1586
1587         TP_fast_assign_btrfs(fs_info,
1588                 __entry->qgid           = qgid;
1589                 __entry->cur_old_count  = cur_old_count;
1590                 __entry->cur_new_count  = cur_new_count;
1591         ),
1592
1593         TP_printk_btrfs("qgid=%llu cur_old_count=%llu cur_new_count=%llu",
1594                   __entry->qgid,
1595                   __entry->cur_old_count,
1596                   __entry->cur_new_count)
1597 );
1598
1599 TRACE_EVENT(qgroup_update_reserve,
1600
1601         TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1602                  s64 diff),
1603
1604         TP_ARGS(fs_info, qgroup, diff),
1605
1606         TP_STRUCT__entry_btrfs(
1607                 __field(        u64,    qgid                    )
1608                 __field(        u64,    cur_reserved            )
1609                 __field(        s64,    diff                    )
1610         ),
1611
1612         TP_fast_assign_btrfs(fs_info,
1613                 __entry->qgid           = qgroup->qgroupid;
1614                 __entry->cur_reserved   = qgroup->reserved;
1615                 __entry->diff           = diff;
1616         ),
1617
1618         TP_printk_btrfs("qgid=%llu cur_reserved=%llu diff=%lld",
1619                 __entry->qgid, __entry->cur_reserved, __entry->diff)
1620 );
1621
1622 TRACE_EVENT(qgroup_meta_reserve,
1623
1624         TP_PROTO(struct btrfs_root *root, s64 diff),
1625
1626         TP_ARGS(root, diff),
1627
1628         TP_STRUCT__entry_btrfs(
1629                 __field(        u64,    refroot                 )
1630                 __field(        s64,    diff                    )
1631         ),
1632
1633         TP_fast_assign_btrfs(root->fs_info,
1634                 __entry->refroot        = root->objectid;
1635                 __entry->diff           = diff;
1636         ),
1637
1638         TP_printk_btrfs("refroot=%llu(%s) diff=%lld",
1639                 show_root_type(__entry->refroot), __entry->diff)
1640 );
1641
1642 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1643         TP_PROTO(const struct btrfs_fs_info *fs_info,
1644                  const struct prelim_ref *oldref,
1645                  const struct prelim_ref *newref, u64 tree_size),
1646         TP_ARGS(fs_info, newref, oldref, tree_size),
1647
1648         TP_STRUCT__entry_btrfs(
1649                 __field(        u64,  root_id           )
1650                 __field(        u64,  objectid          )
1651                 __field(         u8,  type              )
1652                 __field(        u64,  offset            )
1653                 __field(        int,  level             )
1654                 __field(        int,  old_count         )
1655                 __field(        u64,  parent            )
1656                 __field(        u64,  bytenr            )
1657                 __field(        int,  mod_count         )
1658                 __field(        u64,  tree_size         )
1659         ),
1660
1661         TP_fast_assign_btrfs(fs_info,
1662                 __entry->root_id        = oldref->root_id;
1663                 __entry->objectid       = oldref->key_for_search.objectid;
1664                 __entry->type           = oldref->key_for_search.type;
1665                 __entry->offset         = oldref->key_for_search.offset;
1666                 __entry->level          = oldref->level;
1667                 __entry->old_count      = oldref->count;
1668                 __entry->parent         = oldref->parent;
1669                 __entry->bytenr         = oldref->wanted_disk_byte;
1670                 __entry->mod_count      = newref ? newref->count : 0;
1671                 __entry->tree_size      = tree_size;
1672         ),
1673
1674         TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1675                         (unsigned long long)__entry->root_id,
1676                         (unsigned long long)__entry->objectid, __entry->type,
1677                         (unsigned long long)__entry->offset, __entry->level,
1678                         __entry->old_count, __entry->mod_count,
1679                         __entry->old_count + __entry->mod_count,
1680                         (unsigned long long)__entry->parent,
1681                         (unsigned long long)__entry->bytenr,
1682                         (unsigned long long)__entry->tree_size)
1683 );
1684
1685 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1686         TP_PROTO(const struct btrfs_fs_info *fs_info,
1687                  const struct prelim_ref *oldref,
1688                  const struct prelim_ref *newref, u64 tree_size),
1689         TP_ARGS(fs_info, oldref, newref, tree_size)
1690 );
1691
1692 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1693         TP_PROTO(const struct btrfs_fs_info *fs_info,
1694                  const struct prelim_ref *oldref,
1695                  const struct prelim_ref *newref, u64 tree_size),
1696         TP_ARGS(fs_info, oldref, newref, tree_size)
1697 );
1698
1699 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1700         TP_PROTO(struct btrfs_root *root, u64 ino, int mod),
1701
1702         TP_ARGS(root, ino, mod),
1703
1704         TP_STRUCT__entry_btrfs(
1705                 __field(        u64, root_objectid      )
1706                 __field(        u64, ino                )
1707                 __field(        int, mod                )
1708         ),
1709
1710         TP_fast_assign_btrfs(root->fs_info,
1711                 __entry->root_objectid  = root->objectid;
1712                 __entry->ino            = ino;
1713                 __entry->mod            = mod;
1714         ),
1715
1716         TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1717                         show_root_type(__entry->root_objectid),
1718                         (unsigned long long)__entry->ino, __entry->mod)
1719 );
1720 #endif /* _TRACE_BTRFS_H */
1721
1722 /* This part must be outside protection */
1723 #include <trace/define_trace.h>