git.rot13.org Git - linux/blob - 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 TRACE_EVENT(btrfs_handle_em_exist,
 252
 253         TP_PROTO(const struct extent_map *existing, const struct extent_map *map, u64 start, u64 len),
 254
 255         TP_ARGS(existing, map, start, len),
 256
 257         TP_STRUCT__entry(
 258                 __field(        u64,  e_start           )
 259                 __field(        u64,  e_len             )
 260                 __field(        u64,  map_start         )
 261                 __field(        u64,  map_len           )
 262                 __field(        u64,  start             )
 263                 __field(        u64,  len               )
 264         ),
 265
 266         TP_fast_assign(
 267                 __entry->e_start        = existing->start;
 268                 __entry->e_len          = existing->len;
 269                 __entry->map_start      = map->start;
 270                 __entry->map_len        = map->len;
 271                 __entry->start          = start;
 272                 __entry->len            = len;
 273         ),
 274
 275         TP_printk("start=%llu len=%llu "
 276                   "existing(start=%llu len=%llu) "
 277                   "em(start=%llu len=%llu)",
 278                   (unsigned long long)__entry->start,
 279                   (unsigned long long)__entry->len,
 280                   (unsigned long long)__entry->e_start,
 281                   (unsigned long long)__entry->e_len,
 282                   (unsigned long long)__entry->map_start,
 283                   (unsigned long long)__entry->map_len)
 284 );
 285
 286 /* file extent item */
 287 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
 288
 289         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 290                  struct btrfs_file_extent_item *fi, u64 start),
 291
 292         TP_ARGS(bi, l, fi, start),
 293
 294         TP_STRUCT__entry_btrfs(
 295                 __field(        u64,    root_obj        )
 296                 __field(        u64,    ino             )
 297                 __field(        loff_t, isize           )
 298                 __field(        u64,    disk_isize      )
 299                 __field(        u64,    num_bytes       )
 300                 __field(        u64,    ram_bytes       )
 301                 __field(        u64,    disk_bytenr     )
 302                 __field(        u64,    disk_num_bytes  )
 303                 __field(        u64,    extent_offset   )
 304                 __field(        u8,     extent_type     )
 305                 __field(        u8,     compression     )
 306                 __field(        u64,    extent_start    )
 307                 __field(        u64,    extent_end      )
 308         ),
 309
 310         TP_fast_assign_btrfs(bi->root->fs_info,
 311                 __entry->root_obj       = bi->root->objectid;
 312                 __entry->ino            = btrfs_ino(bi);
 313                 __entry->isize          = bi->vfs_inode.i_size;
 314                 __entry->disk_isize     = bi->disk_i_size;
 315                 __entry->num_bytes      = btrfs_file_extent_num_bytes(l, fi);
 316                 __entry->ram_bytes      = btrfs_file_extent_ram_bytes(l, fi);
 317                 __entry->disk_bytenr    = btrfs_file_extent_disk_bytenr(l, fi);
 318                 __entry->disk_num_bytes = btrfs_file_extent_disk_num_bytes(l, fi);
 319                 __entry->extent_offset  = btrfs_file_extent_offset(l, fi);
 320                 __entry->extent_type    = btrfs_file_extent_type(l, fi);
 321                 __entry->compression    = btrfs_file_extent_compression(l, fi);
 322                 __entry->extent_start   = start;
 323                 __entry->extent_end     = (start + __entry->num_bytes);
 324         ),
 325
 326         TP_printk_btrfs(
 327                 "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 328                 "file extent range=[%llu %llu] "
 329                 "(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
 330                 "disk_num_bytes=%llu extent_offset=%llu type=%s "
 331                 "compression=%u",
 332                 show_root_type(__entry->root_obj), __entry->ino,
 333                 __entry->isize,
 334                 __entry->disk_isize, __entry->extent_start,
 335                 __entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
 336                 __entry->disk_bytenr, __entry->disk_num_bytes,
 337                 __entry->extent_offset, show_fi_type(__entry->extent_type),
 338                 __entry->compression)
 339 );
 340
 341 DECLARE_EVENT_CLASS(
 342         btrfs__file_extent_item_inline,
 343
 344         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 345                  struct btrfs_file_extent_item *fi, int slot, u64 start),
 346
 347         TP_ARGS(bi, l, fi, slot,  start),
 348
 349         TP_STRUCT__entry_btrfs(
 350                 __field(        u64,    root_obj        )
 351                 __field(        u64,    ino             )
 352                 __field(        loff_t, isize           )
 353                 __field(        u64,    disk_isize      )
 354                 __field(        u8,     extent_type     )
 355                 __field(        u8,     compression     )
 356                 __field(        u64,    extent_start    )
 357                 __field(        u64,    extent_end      )
 358         ),
 359
 360         TP_fast_assign_btrfs(
 361                 bi->root->fs_info,
 362                 __entry->root_obj       = bi->root->objectid;
 363                 __entry->ino            = btrfs_ino(bi);
 364                 __entry->isize          = bi->vfs_inode.i_size;
 365                 __entry->disk_isize     = bi->disk_i_size;
 366                 __entry->extent_type    = btrfs_file_extent_type(l, fi);
 367                 __entry->compression    = btrfs_file_extent_compression(l, fi);
 368                 __entry->extent_start   = start;
 369                 __entry->extent_end     = (start + btrfs_file_extent_inline_len(l, slot, fi));
 370         ),
 371
 372         TP_printk_btrfs(
 373                 "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 374                 "file extent range=[%llu %llu] "
 375                 "extent_type=%s compression=%u",
 376                 show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
 377                 __entry->disk_isize, __entry->extent_start,
 378                 __entry->extent_end, show_fi_type(__entry->extent_type),
 379                 __entry->compression)
 380 );
 381
 382 DEFINE_EVENT(
 383         btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
 384
 385         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 386                  struct btrfs_file_extent_item *fi, u64 start),
 387
 388         TP_ARGS(bi, l, fi, start)
 389 );
 390
 391 DEFINE_EVENT(
 392         btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
 393
 394         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 395                  struct btrfs_file_extent_item *fi, u64 start),
 396
 397         TP_ARGS(bi, l, fi, start)
 398 );
 399
 400 DEFINE_EVENT(
 401         btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
 402
 403         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 404                  struct btrfs_file_extent_item *fi, int slot, u64 start),
 405
 406         TP_ARGS(bi, l, fi, slot, start)
 407 );
 408
 409 DEFINE_EVENT(
 410         btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
 411
 412         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 413                  struct btrfs_file_extent_item *fi, int slot, u64 start),
 414
 415         TP_ARGS(bi, l, fi, slot, start)
 416 );
 417
 418 #define show_ordered_flags(flags)                                          \
 419         __print_flags(flags, "|",                                          \
 420                 { (1 << BTRFS_ORDERED_IO_DONE),         "IO_DONE"       }, \
 421                 { (1 << BTRFS_ORDERED_COMPLETE),        "COMPLETE"      }, \
 422                 { (1 << BTRFS_ORDERED_NOCOW),           "NOCOW"         }, \
 423                 { (1 << BTRFS_ORDERED_COMPRESSED),      "COMPRESSED"    }, \
 424                 { (1 << BTRFS_ORDERED_PREALLOC),        "PREALLOC"      }, \
 425                 { (1 << BTRFS_ORDERED_DIRECT),          "DIRECT"        }, \
 426                 { (1 << BTRFS_ORDERED_IOERR),           "IOERR"         }, \
 427                 { (1 << BTRFS_ORDERED_UPDATED_ISIZE),   "UPDATED_ISIZE" }, \
 428                 { (1 << BTRFS_ORDERED_LOGGED_CSUM),     "LOGGED_CSUM"   }, \
 429                 { (1 << BTRFS_ORDERED_TRUNCATED),       "TRUNCATED"     })
 430
 431
 432 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 433
 434         TP_PROTO(const struct inode *inode,
 435                  const struct btrfs_ordered_extent *ordered),
 436
 437         TP_ARGS(inode, ordered),
 438
 439         TP_STRUCT__entry_btrfs(
 440                 __field(        ino_t,  ino             )
 441                 __field(        u64,  file_offset       )
 442                 __field(        u64,  start             )
 443                 __field(        u64,  len               )
 444                 __field(        u64,  disk_len          )
 445                 __field(        u64,  bytes_left        )
 446                 __field(        unsigned long,  flags   )
 447                 __field(        int,  compress_type     )
 448                 __field(        int,  refs              )
 449                 __field(        u64,  root_objectid     )
 450                 __field(        u64,  truncated_len     )
 451         ),
 452
 453         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 454                 __entry->ino            = inode->i_ino;
 455                 __entry->file_offset    = ordered->file_offset;
 456                 __entry->start          = ordered->start;
 457                 __entry->len            = ordered->len;
 458                 __entry->disk_len       = ordered->disk_len;
 459                 __entry->bytes_left     = ordered->bytes_left;
 460                 __entry->flags          = ordered->flags;
 461                 __entry->compress_type  = ordered->compress_type;
 462                 __entry->refs           = refcount_read(&ordered->refs);
 463                 __entry->root_objectid  =
 464                                 BTRFS_I(inode)->root->root_key.objectid;
 465                 __entry->truncated_len  = ordered->truncated_len;
 466         ),
 467
 468         TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
 469                   "start=%llu len=%llu disk_len=%llu "
 470                   "truncated_len=%llu "
 471                   "bytes_left=%llu flags=%s compress_type=%d "
 472                   "refs=%d",
 473                   show_root_type(__entry->root_objectid),
 474                   (unsigned long long)__entry->ino,
 475                   (unsigned long long)__entry->file_offset,
 476                   (unsigned long long)__entry->start,
 477                   (unsigned long long)__entry->len,
 478                   (unsigned long long)__entry->disk_len,
 479                   (unsigned long long)__entry->truncated_len,
 480                   (unsigned long long)__entry->bytes_left,
 481                   show_ordered_flags(__entry->flags),
 482                   __entry->compress_type, __entry->refs)
 483 );
 484
 485 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 486
 487         TP_PROTO(const struct inode *inode,
 488                  const struct btrfs_ordered_extent *ordered),
 489
 490         TP_ARGS(inode, ordered)
 491 );
 492
 493 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 494
 495         TP_PROTO(const struct inode *inode,
 496                  const struct btrfs_ordered_extent *ordered),
 497
 498         TP_ARGS(inode, ordered)
 499 );
 500
 501 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 502
 503         TP_PROTO(const struct inode *inode,
 504                  const struct btrfs_ordered_extent *ordered),
 505
 506         TP_ARGS(inode, ordered)
 507 );
 508
 509 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 510
 511         TP_PROTO(const struct inode *inode,
 512                  const struct btrfs_ordered_extent *ordered),
 513
 514         TP_ARGS(inode, ordered)
 515 );
 516
 517 DECLARE_EVENT_CLASS(btrfs__writepage,
 518
 519         TP_PROTO(const struct page *page, const struct inode *inode,
 520                  const struct writeback_control *wbc),
 521
 522         TP_ARGS(page, inode, wbc),
 523
 524         TP_STRUCT__entry_btrfs(
 525                 __field(        ino_t,  ino                     )
 526                 __field(        pgoff_t,  index                 )
 527                 __field(        long,   nr_to_write             )
 528                 __field(        long,   pages_skipped           )
 529                 __field(        loff_t, range_start             )
 530                 __field(        loff_t, range_end               )
 531                 __field(        char,   for_kupdate             )
 532                 __field(        char,   for_reclaim             )
 533                 __field(        char,   range_cyclic            )
 534                 __field(        pgoff_t,  writeback_index       )
 535                 __field(        u64,    root_objectid           )
 536         ),
 537
 538         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 539                 __entry->ino            = inode->i_ino;
 540                 __entry->index          = page->index;
 541                 __entry->nr_to_write    = wbc->nr_to_write;
 542                 __entry->pages_skipped  = wbc->pages_skipped;
 543                 __entry->range_start    = wbc->range_start;
 544                 __entry->range_end      = wbc->range_end;
 545                 __entry->for_kupdate    = wbc->for_kupdate;
 546                 __entry->for_reclaim    = wbc->for_reclaim;
 547                 __entry->range_cyclic   = wbc->range_cyclic;
 548                 __entry->writeback_index = inode->i_mapping->writeback_index;
 549                 __entry->root_objectid  =
 550                                  BTRFS_I(inode)->root->root_key.objectid;
 551         ),
 552
 553         TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu "
 554                   "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
 555                   "range_end=%llu for_kupdate=%d "
 556                   "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
 557                   show_root_type(__entry->root_objectid),
 558                   (unsigned long)__entry->ino, __entry->index,
 559                   __entry->nr_to_write, __entry->pages_skipped,
 560                   __entry->range_start, __entry->range_end,
 561                   __entry->for_kupdate,
 562                   __entry->for_reclaim, __entry->range_cyclic,
 563                   (unsigned long)__entry->writeback_index)
 564 );
 565
 566 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 567
 568         TP_PROTO(const struct page *page, const struct inode *inode,
 569                  const struct writeback_control *wbc),
 570
 571         TP_ARGS(page, inode, wbc)
 572 );
 573
 574 TRACE_EVENT(btrfs_writepage_end_io_hook,
 575
 576         TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
 577
 578         TP_ARGS(page, start, end, uptodate),
 579
 580         TP_STRUCT__entry_btrfs(
 581                 __field(        ino_t,   ino            )
 582                 __field(        pgoff_t, index          )
 583                 __field(        u64,     start          )
 584                 __field(        u64,     end            )
 585                 __field(        int,     uptodate       )
 586                 __field(        u64,    root_objectid   )
 587         ),
 588
 589         TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
 590                 __entry->ino    = page->mapping->host->i_ino;
 591                 __entry->index  = page->index;
 592                 __entry->start  = start;
 593                 __entry->end    = end;
 594                 __entry->uptodate = uptodate;
 595                 __entry->root_objectid  =
 596                          BTRFS_I(page->mapping->host)->root->root_key.objectid;
 597         ),
 598
 599         TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu start=%llu "
 600                   "end=%llu uptodate=%d",
 601                   show_root_type(__entry->root_objectid),
 602                   (unsigned long)__entry->ino, (unsigned long)__entry->index,
 603                   (unsigned long long)__entry->start,
 604                   (unsigned long long)__entry->end, __entry->uptodate)
 605 );
 606
 607 TRACE_EVENT(btrfs_sync_file,
 608
 609         TP_PROTO(const struct file *file, int datasync),
 610
 611         TP_ARGS(file, datasync),
 612
 613         TP_STRUCT__entry_btrfs(
 614                 __field(        ino_t,  ino             )
 615                 __field(        ino_t,  parent          )
 616                 __field(        int,    datasync        )
 617                 __field(        u64,    root_objectid   )
 618         ),
 619
 620         TP_fast_assign(
 621                 const struct dentry *dentry = file->f_path.dentry;
 622                 const struct inode *inode = d_inode(dentry);
 623
 624                 TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
 625                 __entry->ino            = inode->i_ino;
 626                 __entry->parent         = d_inode(dentry->d_parent)->i_ino;
 627                 __entry->datasync       = datasync;
 628                 __entry->root_objectid  =
 629                                  BTRFS_I(inode)->root->root_key.objectid;
 630         ),
 631
 632         TP_printk_btrfs("root=%llu(%s) ino=%ld parent=%ld datasync=%d",
 633                   show_root_type(__entry->root_objectid),
 634                   (unsigned long)__entry->ino, (unsigned long)__entry->parent,
 635                   __entry->datasync)
 636 );
 637
 638 TRACE_EVENT(btrfs_sync_fs,
 639
 640         TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
 641
 642         TP_ARGS(fs_info, wait),
 643
 644         TP_STRUCT__entry_btrfs(
 645                 __field(        int,  wait              )
 646         ),
 647
 648         TP_fast_assign_btrfs(fs_info,
 649                 __entry->wait   = wait;
 650         ),
 651
 652         TP_printk_btrfs("wait = %d", __entry->wait)
 653 );
 654
 655 TRACE_EVENT(btrfs_add_block_group,
 656
 657         TP_PROTO(const struct btrfs_fs_info *fs_info,
 658                  const struct btrfs_block_group_cache *block_group, int create),
 659
 660         TP_ARGS(fs_info, block_group, create),
 661
 662         TP_STRUCT__entry(
 663                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
 664                 __field(        u64,    offset                  )
 665                 __field(        u64,    size                    )
 666                 __field(        u64,    flags                   )
 667                 __field(        u64,    bytes_used              )
 668                 __field(        u64,    bytes_super             )
 669                 __field(        int,    create                  )
 670         ),
 671
 672         TP_fast_assign(
 673                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
 674                 __entry->offset         = block_group->key.objectid;
 675                 __entry->size           = block_group->key.offset;
 676                 __entry->flags          = block_group->flags;
 677                 __entry->bytes_used     =
 678                         btrfs_block_group_used(&block_group->item);
 679                 __entry->bytes_super    = block_group->bytes_super;
 680                 __entry->create         = create;
 681         ),
 682
 683         TP_printk("%pU: block_group offset=%llu size=%llu "
 684                   "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
 685                   "create=%d", __entry->fsid,
 686                   (unsigned long long)__entry->offset,
 687                   (unsigned long long)__entry->size,
 688                   (unsigned long long)__entry->flags,
 689                   __print_flags((unsigned long)__entry->flags, "|",
 690                                 BTRFS_GROUP_FLAGS),
 691                   (unsigned long long)__entry->bytes_used,
 692                   (unsigned long long)__entry->bytes_super, __entry->create)
 693 );
 694
 695 #define show_ref_action(action)                                         \
 696         __print_symbolic(action,                                        \
 697                 { BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },        \
 698                 { BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },       \
 699                 { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" },     \
 700                 { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
 701
 702
 703 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 704
 705         TP_PROTO(const struct btrfs_fs_info *fs_info,
 706                  const struct btrfs_delayed_ref_node *ref,
 707                  const struct btrfs_delayed_tree_ref *full_ref,
 708                  int action),
 709
 710         TP_ARGS(fs_info, ref, full_ref, action),
 711
 712         TP_STRUCT__entry_btrfs(
 713                 __field(        u64,  bytenr            )
 714                 __field(        u64,  num_bytes         )
 715                 __field(        int,  action            )
 716                 __field(        u64,  parent            )
 717                 __field(        u64,  ref_root          )
 718                 __field(        int,  level             )
 719                 __field(        int,  type              )
 720                 __field(        u64,  seq               )
 721         ),
 722
 723         TP_fast_assign_btrfs(fs_info,
 724                 __entry->bytenr         = ref->bytenr;
 725                 __entry->num_bytes      = ref->num_bytes;
 726                 __entry->action         = action;
 727                 __entry->parent         = full_ref->parent;
 728                 __entry->ref_root       = full_ref->root;
 729                 __entry->level          = full_ref->level;
 730                 __entry->type           = ref->type;
 731                 __entry->seq            = ref->seq;
 732         ),
 733
 734         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 735                   "parent=%llu(%s) ref_root=%llu(%s) level=%d "
 736                   "type=%s seq=%llu",
 737                   (unsigned long long)__entry->bytenr,
 738                   (unsigned long long)__entry->num_bytes,
 739                   show_ref_action(__entry->action),
 740                   show_root_type(__entry->parent),
 741                   show_root_type(__entry->ref_root),
 742                   __entry->level, show_ref_type(__entry->type),
 743                   (unsigned long long)__entry->seq)
 744 );
 745
 746 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 747
 748         TP_PROTO(const struct btrfs_fs_info *fs_info,
 749                  const struct btrfs_delayed_ref_node *ref,
 750                  const struct btrfs_delayed_tree_ref *full_ref,
 751                  int action),
 752
 753         TP_ARGS(fs_info, ref, full_ref, action)
 754 );
 755
 756 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 757
 758         TP_PROTO(const struct btrfs_fs_info *fs_info,
 759                  const struct btrfs_delayed_ref_node *ref,
 760                  const struct btrfs_delayed_tree_ref *full_ref,
 761                  int action),
 762
 763         TP_ARGS(fs_info, ref, full_ref, action)
 764 );
 765
 766 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 767
 768         TP_PROTO(const struct btrfs_fs_info *fs_info,
 769                  const struct btrfs_delayed_ref_node *ref,
 770                  const struct btrfs_delayed_data_ref *full_ref,
 771                  int action),
 772
 773         TP_ARGS(fs_info, ref, full_ref, action),
 774
 775         TP_STRUCT__entry_btrfs(
 776                 __field(        u64,  bytenr            )
 777                 __field(        u64,  num_bytes         )
 778                 __field(        int,  action            )
 779                 __field(        u64,  parent            )
 780                 __field(        u64,  ref_root          )
 781                 __field(        u64,  owner             )
 782                 __field(        u64,  offset            )
 783                 __field(        int,  type              )
 784                 __field(        u64,  seq               )
 785         ),
 786
 787         TP_fast_assign_btrfs(fs_info,
 788                 __entry->bytenr         = ref->bytenr;
 789                 __entry->num_bytes      = ref->num_bytes;
 790                 __entry->action         = action;
 791                 __entry->parent         = full_ref->parent;
 792                 __entry->ref_root       = full_ref->root;
 793                 __entry->owner          = full_ref->objectid;
 794                 __entry->offset         = full_ref->offset;
 795                 __entry->type           = ref->type;
 796                 __entry->seq            = ref->seq;
 797         ),
 798
 799         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 800                   "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
 801                   "offset=%llu type=%s seq=%llu",
 802                   (unsigned long long)__entry->bytenr,
 803                   (unsigned long long)__entry->num_bytes,
 804                   show_ref_action(__entry->action),
 805                   show_root_type(__entry->parent),
 806                   show_root_type(__entry->ref_root),
 807                   (unsigned long long)__entry->owner,
 808                   (unsigned long long)__entry->offset,
 809                   show_ref_type(__entry->type),
 810                   (unsigned long long)__entry->seq)
 811 );
 812
 813 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 814
 815         TP_PROTO(const struct btrfs_fs_info *fs_info,
 816                  const struct btrfs_delayed_ref_node *ref,
 817                  const struct btrfs_delayed_data_ref *full_ref,
 818                  int action),
 819
 820         TP_ARGS(fs_info, ref, full_ref, action)
 821 );
 822
 823 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 824
 825         TP_PROTO(const struct btrfs_fs_info *fs_info,
 826                  const struct btrfs_delayed_ref_node *ref,
 827                  const struct btrfs_delayed_data_ref *full_ref,
 828                  int action),
 829
 830         TP_ARGS(fs_info, ref, full_ref, action)
 831 );
 832
 833 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 834
 835         TP_PROTO(const struct btrfs_fs_info *fs_info,
 836                  const struct btrfs_delayed_ref_head *head_ref,
 837                  int action),
 838
 839         TP_ARGS(fs_info, head_ref, action),
 840
 841         TP_STRUCT__entry_btrfs(
 842                 __field(        u64,  bytenr            )
 843                 __field(        u64,  num_bytes         )
 844                 __field(        int,  action            )
 845                 __field(        int,  is_data           )
 846         ),
 847
 848         TP_fast_assign_btrfs(fs_info,
 849                 __entry->bytenr         = head_ref->bytenr;
 850                 __entry->num_bytes      = head_ref->num_bytes;
 851                 __entry->action         = action;
 852                 __entry->is_data        = head_ref->is_data;
 853         ),
 854
 855         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
 856                   (unsigned long long)__entry->bytenr,
 857                   (unsigned long long)__entry->num_bytes,
 858                   show_ref_action(__entry->action),
 859                   __entry->is_data)
 860 );
 861
 862 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 863
 864         TP_PROTO(const struct btrfs_fs_info *fs_info,
 865                  const struct btrfs_delayed_ref_head *head_ref,
 866                  int action),
 867
 868         TP_ARGS(fs_info, head_ref, action)
 869 );
 870
 871 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 872
 873         TP_PROTO(const struct btrfs_fs_info *fs_info,
 874                  const struct btrfs_delayed_ref_head *head_ref,
 875                  int action),
 876
 877         TP_ARGS(fs_info, head_ref, action)
 878 );
 879
 880 #define show_chunk_type(type)                                   \
 881         __print_flags(type, "|",                                \
 882                 { BTRFS_BLOCK_GROUP_DATA,       "DATA"  },      \
 883                 { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
 884                 { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
 885                 { BTRFS_BLOCK_GROUP_RAID0,      "RAID0" },      \
 886                 { BTRFS_BLOCK_GROUP_RAID1,      "RAID1" },      \
 887                 { BTRFS_BLOCK_GROUP_DUP,        "DUP"   },      \
 888                 { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
 889                 { BTRFS_BLOCK_GROUP_RAID5,      "RAID5" },      \
 890                 { BTRFS_BLOCK_GROUP_RAID6,      "RAID6" })
 891
 892 DECLARE_EVENT_CLASS(btrfs__chunk,
 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         TP_STRUCT__entry_btrfs(
 900                 __field(        int,  num_stripes               )
 901                 __field(        u64,  type                      )
 902                 __field(        int,  sub_stripes               )
 903                 __field(        u64,  offset                    )
 904                 __field(        u64,  size                      )
 905                 __field(        u64,  root_objectid             )
 906         ),
 907
 908         TP_fast_assign_btrfs(fs_info,
 909                 __entry->num_stripes    = map->num_stripes;
 910                 __entry->type           = map->type;
 911                 __entry->sub_stripes    = map->sub_stripes;
 912                 __entry->offset         = offset;
 913                 __entry->size           = size;
 914                 __entry->root_objectid  = fs_info->chunk_root->root_key.objectid;
 915         ),
 916
 917         TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
 918                   "num_stripes=%d sub_stripes=%d type=%s",
 919                   show_root_type(__entry->root_objectid),
 920                   (unsigned long long)__entry->offset,
 921                   (unsigned long long)__entry->size,
 922                   __entry->num_stripes, __entry->sub_stripes,
 923                   show_chunk_type(__entry->type))
 924 );
 925
 926 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
 927
 928         TP_PROTO(const struct btrfs_fs_info *fs_info,
 929                  const struct map_lookup *map, u64 offset, u64 size),
 930
 931         TP_ARGS(fs_info, map, offset, size)
 932 );
 933
 934 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
 935
 936         TP_PROTO(const struct btrfs_fs_info *fs_info,
 937                  const struct map_lookup *map, u64 offset, u64 size),
 938
 939         TP_ARGS(fs_info, map, offset, size)
 940 );
 941
 942 TRACE_EVENT(btrfs_cow_block,
 943
 944         TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
 945                  const struct extent_buffer *cow),
 946
 947         TP_ARGS(root, buf, cow),
 948
 949         TP_STRUCT__entry_btrfs(
 950                 __field(        u64,  root_objectid             )
 951                 __field(        u64,  buf_start                 )
 952                 __field(        int,  refs                      )
 953                 __field(        u64,  cow_start                 )
 954                 __field(        int,  buf_level                 )
 955                 __field(        int,  cow_level                 )
 956         ),
 957
 958         TP_fast_assign_btrfs(root->fs_info,
 959                 __entry->root_objectid  = root->root_key.objectid;
 960                 __entry->buf_start      = buf->start;
 961                 __entry->refs           = atomic_read(&buf->refs);
 962                 __entry->cow_start      = cow->start;
 963                 __entry->buf_level      = btrfs_header_level(buf);
 964                 __entry->cow_level      = btrfs_header_level(cow);
 965         ),
 966
 967         TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
 968                   "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
 969                   show_root_type(__entry->root_objectid),
 970                   __entry->refs,
 971                   (unsigned long long)__entry->buf_start,
 972                   __entry->buf_level,
 973                   (unsigned long long)__entry->cow_start,
 974                   __entry->cow_level)
 975 );
 976
 977 TRACE_EVENT(btrfs_space_reservation,
 978
 979         TP_PROTO(const struct btrfs_fs_info *fs_info, char *type, u64 val,
 980                  u64 bytes, int reserve),
 981
 982         TP_ARGS(fs_info, type, val, bytes, reserve),
 983
 984         TP_STRUCT__entry_btrfs(
 985                 __string(       type,   type                    )
 986                 __field(        u64,    val                     )
 987                 __field(        u64,    bytes                   )
 988                 __field(        int,    reserve                 )
 989         ),
 990
 991         TP_fast_assign_btrfs(fs_info,
 992                 __assign_str(type, type);
 993                 __entry->val            = val;
 994                 __entry->bytes          = bytes;
 995                 __entry->reserve        = reserve;
 996         ),
 997
 998         TP_printk_btrfs("%s: %Lu %s %Lu", __get_str(type), __entry->val,
 999                         __entry->reserve ? "reserve" : "release",
1000                         __entry->bytes)
1001 );
1002
1003 #define show_flush_action(action)                                               \
1004         __print_symbolic(action,                                                \
1005                 { BTRFS_RESERVE_NO_FLUSH,       "BTRFS_RESERVE_NO_FLUSH"},      \
1006                 { BTRFS_RESERVE_FLUSH_LIMIT,    "BTRFS_RESERVE_FLUSH_LIMIT"},   \
1007                 { BTRFS_RESERVE_FLUSH_ALL,      "BTRFS_RESERVE_FLUSH_ALL"})
1008
1009 TRACE_EVENT(btrfs_trigger_flush,
1010
1011         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1012                  int flush, char *reason),
1013
1014         TP_ARGS(fs_info, flags, bytes, flush, reason),
1015
1016         TP_STRUCT__entry(
1017                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
1018                 __field(        u64,    flags                   )
1019                 __field(        u64,    bytes                   )
1020                 __field(        int,    flush                   )
1021                 __string(       reason, reason                  )
1022         ),
1023
1024         TP_fast_assign(
1025                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
1026                 __entry->flags  = flags;
1027                 __entry->bytes  = bytes;
1028                 __entry->flush  = flush;
1029                 __assign_str(reason, reason)
1030         ),
1031
1032         TP_printk("%pU: %s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1033                   __entry->fsid, __get_str(reason), __entry->flush,
1034                   show_flush_action(__entry->flush),
1035                   (unsigned long long)__entry->flags,
1036                   __print_flags((unsigned long)__entry->flags, "|",
1037                                 BTRFS_GROUP_FLAGS),
1038                   (unsigned long long)__entry->bytes)
1039 );
1040
1041 #define show_flush_state(state)                                                 \
1042         __print_symbolic(state,                                                 \
1043                 { FLUSH_DELAYED_ITEMS_NR,       "FLUSH_DELAYED_ITEMS_NR"},      \
1044                 { FLUSH_DELAYED_ITEMS,          "FLUSH_DELAYED_ITEMS"},         \
1045                 { FLUSH_DELALLOC,               "FLUSH_DELALLOC"},              \
1046                 { FLUSH_DELALLOC_WAIT,          "FLUSH_DELALLOC_WAIT"},         \
1047                 { ALLOC_CHUNK,                  "ALLOC_CHUNK"},                 \
1048                 { COMMIT_TRANS,                 "COMMIT_TRANS"})
1049
1050 TRACE_EVENT(btrfs_flush_space,
1051
1052         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1053                  int state, int ret),
1054
1055         TP_ARGS(fs_info, flags, num_bytes, state, ret),
1056
1057         TP_STRUCT__entry(
1058                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
1059                 __field(        u64,    flags                   )
1060                 __field(        u64,    num_bytes               )
1061                 __field(        int,    state                   )
1062                 __field(        int,    ret                     )
1063         ),
1064
1065         TP_fast_assign(
1066                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
1067                 __entry->flags          =       flags;
1068                 __entry->num_bytes      =       num_bytes;
1069                 __entry->state          =       state;
1070                 __entry->ret            =       ret;
1071         ),
1072
1073         TP_printk("%pU: state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d",
1074                   __entry->fsid, __entry->state,
1075                   show_flush_state(__entry->state),
1076                   (unsigned long long)__entry->flags,
1077                   __print_flags((unsigned long)__entry->flags, "|",
1078                                 BTRFS_GROUP_FLAGS),
1079                   (unsigned long long)__entry->num_bytes, __entry->ret)
1080 );
1081
1082 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1083
1084         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1085
1086         TP_ARGS(fs_info, start, len),
1087
1088         TP_STRUCT__entry_btrfs(
1089                 __field(        u64,  start                     )
1090                 __field(        u64,  len                       )
1091         ),
1092
1093         TP_fast_assign_btrfs(fs_info,
1094                 __entry->start          = start;
1095                 __entry->len            = len;
1096         ),
1097
1098         TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1099                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1100                   (unsigned long long)__entry->start,
1101                   (unsigned long long)__entry->len)
1102 );
1103
1104 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1105
1106         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1107
1108         TP_ARGS(fs_info, start, len)
1109 );
1110
1111 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1112
1113         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1114
1115         TP_ARGS(fs_info, start, len)
1116 );
1117
1118 TRACE_EVENT(find_free_extent,
1119
1120         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 num_bytes,
1121                  u64 empty_size, u64 data),
1122
1123         TP_ARGS(fs_info, num_bytes, empty_size, data),
1124
1125         TP_STRUCT__entry_btrfs(
1126                 __field(        u64,    num_bytes               )
1127                 __field(        u64,    empty_size              )
1128                 __field(        u64,    data                    )
1129         ),
1130
1131         TP_fast_assign_btrfs(fs_info,
1132                 __entry->num_bytes      = num_bytes;
1133                 __entry->empty_size     = empty_size;
1134                 __entry->data           = data;
1135         ),
1136
1137         TP_printk_btrfs("root=%Lu(%s) len=%Lu empty_size=%Lu flags=%Lu(%s)",
1138                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1139                   __entry->num_bytes, __entry->empty_size, __entry->data,
1140                   __print_flags((unsigned long)__entry->data, "|",
1141                                  BTRFS_GROUP_FLAGS))
1142 );
1143
1144 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1145
1146         TP_PROTO(const struct btrfs_fs_info *fs_info,
1147                  const struct btrfs_block_group_cache *block_group, u64 start,
1148                  u64 len),
1149
1150         TP_ARGS(fs_info, block_group, start, len),
1151
1152         TP_STRUCT__entry_btrfs(
1153                 __field(        u64,    bg_objectid             )
1154                 __field(        u64,    flags                   )
1155                 __field(        u64,    start                   )
1156                 __field(        u64,    len                     )
1157         ),
1158
1159         TP_fast_assign_btrfs(fs_info,
1160                 __entry->bg_objectid    = block_group->key.objectid;
1161                 __entry->flags          = block_group->flags;
1162                 __entry->start          = start;
1163                 __entry->len            = len;
1164         ),
1165
1166         TP_printk_btrfs("root=%Lu(%s) block_group=%Lu flags=%Lu(%s) "
1167                   "start=%Lu len=%Lu",
1168                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1169                   __entry->bg_objectid,
1170                   __entry->flags, __print_flags((unsigned long)__entry->flags,
1171                                                 "|", BTRFS_GROUP_FLAGS),
1172                   __entry->start, __entry->len)
1173 );
1174
1175 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1176
1177         TP_PROTO(const struct btrfs_fs_info *fs_info,
1178                  const struct btrfs_block_group_cache *block_group, u64 start,
1179                  u64 len),
1180
1181         TP_ARGS(fs_info, block_group, start, len)
1182 );
1183
1184 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1185
1186         TP_PROTO(const struct btrfs_fs_info *fs_info,
1187                  const struct btrfs_block_group_cache *block_group, u64 start,
1188                  u64 len),
1189
1190         TP_ARGS(fs_info, block_group, start, len)
1191 );
1192
1193 TRACE_EVENT(btrfs_find_cluster,
1194
1195         TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
1196                  u64 bytes, u64 empty_size, u64 min_bytes),
1197
1198         TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1199
1200         TP_STRUCT__entry_btrfs(
1201                 __field(        u64,    bg_objectid             )
1202                 __field(        u64,    flags                   )
1203                 __field(        u64,    start                   )
1204                 __field(        u64,    bytes                   )
1205                 __field(        u64,    empty_size              )
1206                 __field(        u64,    min_bytes               )
1207         ),
1208
1209         TP_fast_assign_btrfs(block_group->fs_info,
1210                 __entry->bg_objectid    = block_group->key.objectid;
1211                 __entry->flags          = block_group->flags;
1212                 __entry->start          = start;
1213                 __entry->bytes          = bytes;
1214                 __entry->empty_size     = empty_size;
1215                 __entry->min_bytes      = min_bytes;
1216         ),
1217
1218         TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) start=%Lu len=%Lu "
1219                   "empty_size=%Lu min_bytes=%Lu", __entry->bg_objectid,
1220                   __entry->flags,
1221                   __print_flags((unsigned long)__entry->flags, "|",
1222                                 BTRFS_GROUP_FLAGS), __entry->start,
1223                   __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1224 );
1225
1226 TRACE_EVENT(btrfs_failed_cluster_setup,
1227
1228         TP_PROTO(const struct btrfs_block_group_cache *block_group),
1229
1230         TP_ARGS(block_group),
1231
1232         TP_STRUCT__entry_btrfs(
1233                 __field(        u64,    bg_objectid             )
1234         ),
1235
1236         TP_fast_assign_btrfs(block_group->fs_info,
1237                 __entry->bg_objectid    = block_group->key.objectid;
1238         ),
1239
1240         TP_printk_btrfs("block_group=%Lu", __entry->bg_objectid)
1241 );
1242
1243 TRACE_EVENT(btrfs_setup_cluster,
1244
1245         TP_PROTO(const struct btrfs_block_group_cache *block_group,
1246                  const struct btrfs_free_cluster *cluster,
1247                  u64 size, int bitmap),
1248
1249         TP_ARGS(block_group, cluster, size, bitmap),
1250
1251         TP_STRUCT__entry_btrfs(
1252                 __field(        u64,    bg_objectid             )
1253                 __field(        u64,    flags                   )
1254                 __field(        u64,    start                   )
1255                 __field(        u64,    max_size                )
1256                 __field(        u64,    size                    )
1257                 __field(        int,    bitmap                  )
1258         ),
1259
1260         TP_fast_assign_btrfs(block_group->fs_info,
1261                 __entry->bg_objectid    = block_group->key.objectid;
1262                 __entry->flags          = block_group->flags;
1263                 __entry->start          = cluster->window_start;
1264                 __entry->max_size       = cluster->max_size;
1265                 __entry->size           = size;
1266                 __entry->bitmap         = bitmap;
1267         ),
1268
1269         TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) window_start=%Lu "
1270                   "size=%Lu max_size=%Lu bitmap=%d",
1271                   __entry->bg_objectid,
1272                   __entry->flags,
1273                   __print_flags((unsigned long)__entry->flags, "|",
1274                                 BTRFS_GROUP_FLAGS), __entry->start,
1275                   __entry->size, __entry->max_size, __entry->bitmap)
1276 );
1277
1278 struct extent_state;
1279 TRACE_EVENT(alloc_extent_state,
1280
1281         TP_PROTO(const struct extent_state *state,
1282                  gfp_t mask, unsigned long IP),
1283
1284         TP_ARGS(state, mask, IP),
1285
1286         TP_STRUCT__entry(
1287                 __field(const struct extent_state *, state)
1288                 __field(gfp_t, mask)
1289                 __field(unsigned long, ip)
1290         ),
1291
1292         TP_fast_assign(
1293                 __entry->state  = state,
1294                 __entry->mask   = mask,
1295                 __entry->ip     = IP
1296         ),
1297
1298         TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1299                   show_gfp_flags(__entry->mask), (const void *)__entry->ip)
1300 );
1301
1302 TRACE_EVENT(free_extent_state,
1303
1304         TP_PROTO(const struct extent_state *state, unsigned long IP),
1305
1306         TP_ARGS(state, IP),
1307
1308         TP_STRUCT__entry(
1309                 __field(const struct extent_state *, state)
1310                 __field(unsigned long, ip)
1311         ),
1312
1313         TP_fast_assign(
1314                 __entry->state  = state,
1315                 __entry->ip = IP
1316         ),
1317
1318         TP_printk("state=%p caller=%pS", __entry->state,
1319                   (const void *)__entry->ip)
1320 );
1321
1322 DECLARE_EVENT_CLASS(btrfs__work,
1323
1324         TP_PROTO(const struct btrfs_work *work),
1325
1326         TP_ARGS(work),
1327
1328         TP_STRUCT__entry_btrfs(
1329                 __field(        const void *,   work                    )
1330                 __field(        const void *,   wq                      )
1331                 __field(        const void *,   func                    )
1332                 __field(        const void *,   ordered_func            )
1333                 __field(        const void *,   ordered_free            )
1334                 __field(        const void *,   normal_work             )
1335         ),
1336
1337         TP_fast_assign_btrfs(btrfs_work_owner(work),
1338                 __entry->work           = work;
1339                 __entry->wq             = work->wq;
1340                 __entry->func           = work->func;
1341                 __entry->ordered_func   = work->ordered_func;
1342                 __entry->ordered_free   = work->ordered_free;
1343                 __entry->normal_work    = &work->normal_work;
1344         ),
1345
1346         TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%pf ordered_func=%p "
1347                   "ordered_free=%p",
1348                   __entry->work, __entry->normal_work, __entry->wq,
1349                    __entry->func, __entry->ordered_func, __entry->ordered_free)
1350 );
1351
1352 /*
1353  * For situiations when the work is freed, we pass fs_info and a tag that that
1354  * matches address of the work structure so it can be paired with the
1355  * scheduling event.
1356  */
1357 DECLARE_EVENT_CLASS(btrfs__work__done,
1358
1359         TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1360
1361         TP_ARGS(fs_info, wtag),
1362
1363         TP_STRUCT__entry_btrfs(
1364                 __field(        const void *,   wtag                    )
1365         ),
1366
1367         TP_fast_assign_btrfs(fs_info,
1368                 __entry->wtag           = wtag;
1369         ),
1370
1371         TP_printk_btrfs("work->%p", __entry->wtag)
1372 );
1373
1374 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1375
1376         TP_PROTO(const struct btrfs_work *work),
1377
1378         TP_ARGS(work)
1379 );
1380
1381 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1382
1383         TP_PROTO(const struct btrfs_work *work),
1384
1385         TP_ARGS(work)
1386 );
1387
1388 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1389
1390         TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1391
1392         TP_ARGS(fs_info, wtag)
1393 );
1394
1395 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1396
1397         TP_PROTO(const struct btrfs_work *work),
1398
1399         TP_ARGS(work)
1400 );
1401
1402 DECLARE_EVENT_CLASS(btrfs__workqueue,
1403
1404         TP_PROTO(const struct __btrfs_workqueue *wq,
1405                  const char *name, int high),
1406
1407         TP_ARGS(wq, name, high),
1408
1409         TP_STRUCT__entry_btrfs(
1410                 __field(        const void *,   wq                      )
1411                 __string(       name,   name                    )
1412                 __field(        int ,   high                    )
1413         ),
1414
1415         TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1416                 __entry->wq             = wq;
1417                 __assign_str(name, name);
1418                 __entry->high           = high;
1419         ),
1420
1421         TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1422                   __print_flags(__entry->high, "",
1423                                 {(WQ_HIGHPRI),  "-high"}),
1424                   __entry->wq)
1425 );
1426
1427 DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1428
1429         TP_PROTO(const struct __btrfs_workqueue *wq,
1430                  const char *name, int high),
1431
1432         TP_ARGS(wq, name, high)
1433 );
1434
1435 DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1436
1437         TP_PROTO(const struct __btrfs_workqueue *wq),
1438
1439         TP_ARGS(wq),
1440
1441         TP_STRUCT__entry_btrfs(
1442                 __field(        const void *,   wq              )
1443         ),
1444
1445         TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1446                 __entry->wq             = wq;
1447         ),
1448
1449         TP_printk_btrfs("wq=%p", __entry->wq)
1450 );
1451
1452 DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1453
1454         TP_PROTO(const struct __btrfs_workqueue *wq),
1455
1456         TP_ARGS(wq)
1457 );
1458
1459 #define BTRFS_QGROUP_OPERATIONS                         \
1460         { QGROUP_RESERVE,       "reserve"       },      \
1461         { QGROUP_RELEASE,       "release"       },      \
1462         { QGROUP_FREE,          "free"          }
1463
1464 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1465
1466         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1467                  u64 reserved, int op),
1468
1469         TP_ARGS(inode, start, len, reserved, op),
1470
1471         TP_STRUCT__entry_btrfs(
1472                 __field(        u64,            rootid          )
1473                 __field(        unsigned long,  ino             )
1474                 __field(        u64,            start           )
1475                 __field(        u64,            len             )
1476                 __field(        u64,            reserved        )
1477                 __field(        int,            op              )
1478         ),
1479
1480         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1481                 __entry->rootid         = BTRFS_I(inode)->root->objectid;
1482                 __entry->ino            = inode->i_ino;
1483                 __entry->start          = start;
1484                 __entry->len            = len;
1485                 __entry->reserved       = reserved;
1486                 __entry->op             = op;
1487         ),
1488
1489         TP_printk_btrfs("root=%llu ino=%lu start=%llu len=%llu reserved=%llu op=%s",
1490                   __entry->rootid, __entry->ino, __entry->start, __entry->len,
1491                   __entry->reserved,
1492                   __print_flags((unsigned long)__entry->op, "",
1493                                 BTRFS_QGROUP_OPERATIONS)
1494         )
1495 );
1496
1497 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1498
1499         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1500                  u64 reserved, int op),
1501
1502         TP_ARGS(inode, start, len, reserved, op)
1503 );
1504
1505 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1506
1507         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1508                  u64 reserved, int op),
1509
1510         TP_ARGS(inode, start, len, reserved, op)
1511 );
1512
1513 DECLARE_EVENT_CLASS(btrfs__qgroup_delayed_ref,
1514
1515         TP_PROTO(const struct btrfs_fs_info *fs_info,
1516                  u64 ref_root, u64 reserved),
1517
1518         TP_ARGS(fs_info, ref_root, reserved),
1519
1520         TP_STRUCT__entry_btrfs(
1521                 __field(        u64,            ref_root        )
1522                 __field(        u64,            reserved        )
1523         ),
1524
1525         TP_fast_assign_btrfs(fs_info,
1526                 __entry->ref_root       = ref_root;
1527                 __entry->reserved       = reserved;
1528         ),
1529
1530         TP_printk_btrfs("root=%llu reserved=%llu op=free",
1531                   __entry->ref_root, __entry->reserved)
1532 );
1533
1534 DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref,
1535
1536         TP_PROTO(const struct btrfs_fs_info *fs_info,
1537                  u64 ref_root, u64 reserved),
1538
1539         TP_ARGS(fs_info, ref_root, reserved)
1540 );
1541
1542 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1543         TP_PROTO(const struct btrfs_fs_info *fs_info,
1544                  const struct btrfs_qgroup_extent_record *rec),
1545
1546         TP_ARGS(fs_info, rec),
1547
1548         TP_STRUCT__entry_btrfs(
1549                 __field(        u64,  bytenr            )
1550                 __field(        u64,  num_bytes         )
1551         ),
1552
1553         TP_fast_assign_btrfs(fs_info,
1554                 __entry->bytenr         = rec->bytenr,
1555                 __entry->num_bytes      = rec->num_bytes;
1556         ),
1557
1558         TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1559                   (unsigned long long)__entry->bytenr,
1560                   (unsigned long long)__entry->num_bytes)
1561 );
1562
1563 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1564
1565         TP_PROTO(const struct btrfs_fs_info *fs_info,
1566                  const struct btrfs_qgroup_extent_record *rec),
1567
1568         TP_ARGS(fs_info, rec)
1569 );
1570
1571 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1572
1573         TP_PROTO(const struct btrfs_fs_info *fs_info,
1574                  const struct btrfs_qgroup_extent_record *rec),
1575
1576         TP_ARGS(fs_info, rec)
1577 );
1578
1579 TRACE_EVENT(btrfs_qgroup_account_extent,
1580
1581         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 bytenr,
1582                  u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1583
1584         TP_ARGS(fs_info, bytenr, num_bytes, nr_old_roots, nr_new_roots),
1585
1586         TP_STRUCT__entry_btrfs(
1587                 __field(        u64,  bytenr                    )
1588                 __field(        u64,  num_bytes                 )
1589                 __field(        u64,  nr_old_roots              )
1590                 __field(        u64,  nr_new_roots              )
1591         ),
1592
1593         TP_fast_assign_btrfs(fs_info,
1594                 __entry->bytenr         = bytenr;
1595                 __entry->num_bytes      = num_bytes;
1596                 __entry->nr_old_roots   = nr_old_roots;
1597                 __entry->nr_new_roots   = nr_new_roots;
1598         ),
1599
1600         TP_printk_btrfs("bytenr=%llu num_bytes=%llu nr_old_roots=%llu "
1601                   "nr_new_roots=%llu",
1602                   __entry->bytenr,
1603                   __entry->num_bytes,
1604                   __entry->nr_old_roots,
1605                   __entry->nr_new_roots)
1606 );
1607
1608 TRACE_EVENT(qgroup_update_counters,
1609
1610         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 qgid,
1611                  u64 cur_old_count, u64 cur_new_count),
1612
1613         TP_ARGS(fs_info, qgid, cur_old_count, cur_new_count),
1614
1615         TP_STRUCT__entry_btrfs(
1616                 __field(        u64,  qgid                      )
1617                 __field(        u64,  cur_old_count             )
1618                 __field(        u64,  cur_new_count             )
1619         ),
1620
1621         TP_fast_assign_btrfs(fs_info,
1622                 __entry->qgid           = qgid;
1623                 __entry->cur_old_count  = cur_old_count;
1624                 __entry->cur_new_count  = cur_new_count;
1625         ),
1626
1627         TP_printk_btrfs("qgid=%llu cur_old_count=%llu cur_new_count=%llu",
1628                   __entry->qgid,
1629                   __entry->cur_old_count,
1630                   __entry->cur_new_count)
1631 );
1632
1633 TRACE_EVENT(qgroup_update_reserve,
1634
1635         TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1636                  s64 diff),
1637
1638         TP_ARGS(fs_info, qgroup, diff),
1639
1640         TP_STRUCT__entry_btrfs(
1641                 __field(        u64,    qgid                    )
1642                 __field(        u64,    cur_reserved            )
1643                 __field(        s64,    diff                    )
1644         ),
1645
1646         TP_fast_assign_btrfs(fs_info,
1647                 __entry->qgid           = qgroup->qgroupid;
1648                 __entry->cur_reserved   = qgroup->reserved;
1649                 __entry->diff           = diff;
1650         ),
1651
1652         TP_printk_btrfs("qgid=%llu cur_reserved=%llu diff=%lld",
1653                 __entry->qgid, __entry->cur_reserved, __entry->diff)
1654 );
1655
1656 TRACE_EVENT(qgroup_meta_reserve,
1657
1658         TP_PROTO(struct btrfs_root *root, s64 diff),
1659
1660         TP_ARGS(root, diff),
1661
1662         TP_STRUCT__entry_btrfs(
1663                 __field(        u64,    refroot                 )
1664                 __field(        s64,    diff                    )
1665         ),
1666
1667         TP_fast_assign_btrfs(root->fs_info,
1668                 __entry->refroot        = root->objectid;
1669                 __entry->diff           = diff;
1670         ),
1671
1672         TP_printk_btrfs("refroot=%llu(%s) diff=%lld",
1673                 show_root_type(__entry->refroot), __entry->diff)
1674 );
1675
1676 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1677         TP_PROTO(const struct btrfs_fs_info *fs_info,
1678                  const struct prelim_ref *oldref,
1679                  const struct prelim_ref *newref, u64 tree_size),
1680         TP_ARGS(fs_info, newref, oldref, tree_size),
1681
1682         TP_STRUCT__entry_btrfs(
1683                 __field(        u64,  root_id           )
1684                 __field(        u64,  objectid          )
1685                 __field(         u8,  type              )
1686                 __field(        u64,  offset            )
1687                 __field(        int,  level             )
1688                 __field(        int,  old_count         )
1689                 __field(        u64,  parent            )
1690                 __field(        u64,  bytenr            )
1691                 __field(        int,  mod_count         )
1692                 __field(        u64,  tree_size         )
1693         ),
1694
1695         TP_fast_assign_btrfs(fs_info,
1696                 __entry->root_id        = oldref->root_id;
1697                 __entry->objectid       = oldref->key_for_search.objectid;
1698                 __entry->type           = oldref->key_for_search.type;
1699                 __entry->offset         = oldref->key_for_search.offset;
1700                 __entry->level          = oldref->level;
1701                 __entry->old_count      = oldref->count;
1702                 __entry->parent         = oldref->parent;
1703                 __entry->bytenr         = oldref->wanted_disk_byte;
1704                 __entry->mod_count      = newref ? newref->count : 0;
1705                 __entry->tree_size      = tree_size;
1706         ),
1707
1708         TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1709                         (unsigned long long)__entry->root_id,
1710                         (unsigned long long)__entry->objectid, __entry->type,
1711                         (unsigned long long)__entry->offset, __entry->level,
1712                         __entry->old_count, __entry->mod_count,
1713                         __entry->old_count + __entry->mod_count,
1714                         (unsigned long long)__entry->parent,
1715                         (unsigned long long)__entry->bytenr,
1716                         (unsigned long long)__entry->tree_size)
1717 );
1718
1719 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1720         TP_PROTO(const struct btrfs_fs_info *fs_info,
1721                  const struct prelim_ref *oldref,
1722                  const struct prelim_ref *newref, u64 tree_size),
1723         TP_ARGS(fs_info, oldref, newref, tree_size)
1724 );
1725
1726 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1727         TP_PROTO(const struct btrfs_fs_info *fs_info,
1728                  const struct prelim_ref *oldref,
1729                  const struct prelim_ref *newref, u64 tree_size),
1730         TP_ARGS(fs_info, oldref, newref, tree_size)
1731 );
1732
1733 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1734         TP_PROTO(struct btrfs_root *root, u64 ino, int mod),
1735
1736         TP_ARGS(root, ino, mod),
1737
1738         TP_STRUCT__entry_btrfs(
1739                 __field(        u64, root_objectid      )
1740                 __field(        u64, ino                )
1741                 __field(        int, mod                )
1742         ),
1743
1744         TP_fast_assign_btrfs(root->fs_info,
1745                 __entry->root_objectid  = root->objectid;
1746                 __entry->ino            = ino;
1747                 __entry->mod            = mod;
1748         ),
1749
1750         TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1751                         show_root_type(__entry->root_objectid),
1752                         (unsigned long long)__entry->ino, __entry->mod)
1753 );
1754 #endif /* _TRACE_BTRFS_H */
1755
1756 /* This part must be outside protection */
1757 #include <trace/define_trace.h>