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 show_qgroup_rsv_type(type)                                      \
  75         __print_symbolic(type,                                          \
  76                 { BTRFS_QGROUP_RSV_DATA,          "DATA"        },      \
  77                 { BTRFS_QGROUP_RSV_META_PERTRANS, "META_PERTRANS" },    \
  78                 { BTRFS_QGROUP_RSV_META_PREALLOC, "META_PREALLOC" })
  79
  80 #define BTRFS_GROUP_FLAGS       \
  81         { BTRFS_BLOCK_GROUP_DATA,       "DATA"},        \
  82         { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
  83         { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
  84         { BTRFS_BLOCK_GROUP_RAID0,      "RAID0"},       \
  85         { BTRFS_BLOCK_GROUP_RAID1,      "RAID1"},       \
  86         { BTRFS_BLOCK_GROUP_DUP,        "DUP"},         \
  87         { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
  88         { BTRFS_BLOCK_GROUP_RAID5,      "RAID5"},       \
  89         { BTRFS_BLOCK_GROUP_RAID6,      "RAID6"}
  90
  91 #define BTRFS_FSID_SIZE 16
  92 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
  93
  94 #define TP_fast_assign_fsid(fs_info)                                    \
  95         memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE)
  96
  97 #define TP_STRUCT__entry_btrfs(args...)                                 \
  98         TP_STRUCT__entry(                                               \
  99                 TP_STRUCT__entry_fsid                                   \
 100                 args)
 101 #define TP_fast_assign_btrfs(fs_info, args...)                          \
 102         TP_fast_assign(                                                 \
 103                 TP_fast_assign_fsid(fs_info);                           \
 104                 args)
 105 #define TP_printk_btrfs(fmt, args...) \
 106         TP_printk("%pU: " fmt, __entry->fsid, args)
 107
 108 TRACE_EVENT(btrfs_transaction_commit,
 109
 110         TP_PROTO(const struct btrfs_root *root),
 111
 112         TP_ARGS(root),
 113
 114         TP_STRUCT__entry_btrfs(
 115                 __field(        u64,  generation                )
 116                 __field(        u64,  root_objectid             )
 117         ),
 118
 119         TP_fast_assign_btrfs(root->fs_info,
 120                 __entry->generation     = root->fs_info->generation;
 121                 __entry->root_objectid  = root->root_key.objectid;
 122         ),
 123
 124         TP_printk_btrfs("root = %llu(%s), gen = %llu",
 125                   show_root_type(__entry->root_objectid),
 126                   (unsigned long long)__entry->generation)
 127 );
 128
 129 DECLARE_EVENT_CLASS(btrfs__inode,
 130
 131         TP_PROTO(const struct inode *inode),
 132
 133         TP_ARGS(inode),
 134
 135         TP_STRUCT__entry_btrfs(
 136                 __field(        ino_t,  ino                     )
 137                 __field(        blkcnt_t,  blocks               )
 138                 __field(        u64,  disk_i_size               )
 139                 __field(        u64,  generation                )
 140                 __field(        u64,  last_trans                )
 141                 __field(        u64,  logged_trans              )
 142                 __field(        u64,  root_objectid             )
 143         ),
 144
 145         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 146                 __entry->ino    = inode->i_ino;
 147                 __entry->blocks = inode->i_blocks;
 148                 __entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
 149                 __entry->generation = BTRFS_I(inode)->generation;
 150                 __entry->last_trans = BTRFS_I(inode)->last_trans;
 151                 __entry->logged_trans = BTRFS_I(inode)->logged_trans;
 152                 __entry->root_objectid =
 153                                 BTRFS_I(inode)->root->root_key.objectid;
 154         ),
 155
 156         TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%lu blocks=%llu "
 157                   "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
 158                   show_root_type(__entry->root_objectid),
 159                   (unsigned long long)__entry->generation,
 160                   (unsigned long)__entry->ino,
 161                   (unsigned long long)__entry->blocks,
 162                   (unsigned long long)__entry->disk_i_size,
 163                   (unsigned long long)__entry->last_trans,
 164                   (unsigned long long)__entry->logged_trans)
 165 );
 166
 167 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
 168
 169         TP_PROTO(const struct inode *inode),
 170
 171         TP_ARGS(inode)
 172 );
 173
 174 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
 175
 176         TP_PROTO(const struct inode *inode),
 177
 178         TP_ARGS(inode)
 179 );
 180
 181 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
 182
 183         TP_PROTO(const struct inode *inode),
 184
 185         TP_ARGS(inode)
 186 );
 187
 188 #define __show_map_type(type)                                           \
 189         __print_symbolic_u64(type,                                      \
 190                 { EXTENT_MAP_LAST_BYTE, "LAST_BYTE"     },              \
 191                 { EXTENT_MAP_HOLE,      "HOLE"          },              \
 192                 { EXTENT_MAP_INLINE,    "INLINE"        },              \
 193                 { EXTENT_MAP_DELALLOC,  "DELALLOC"      })
 194
 195 #define show_map_type(type)                     \
 196         type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
 197
 198 #define show_map_flags(flag)                                            \
 199         __print_flags(flag, "|",                                        \
 200                 { (1 << EXTENT_FLAG_PINNED),            "PINNED"        },\
 201                 { (1 << EXTENT_FLAG_COMPRESSED),        "COMPRESSED"    },\
 202                 { (1 << EXTENT_FLAG_PREALLOC),          "PREALLOC"      },\
 203                 { (1 << EXTENT_FLAG_LOGGING),           "LOGGING"       },\
 204                 { (1 << EXTENT_FLAG_FILLING),           "FILLING"       },\
 205                 { (1 << EXTENT_FLAG_FS_MAPPING),        "FS_MAPPING"    })
 206
 207 TRACE_EVENT_CONDITION(btrfs_get_extent,
 208
 209         TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
 210                  const struct extent_map *map),
 211
 212         TP_ARGS(root, inode, map),
 213
 214         TP_CONDITION(map),
 215
 216         TP_STRUCT__entry_btrfs(
 217                 __field(        u64,  root_objectid     )
 218                 __field(        u64,  ino               )
 219                 __field(        u64,  start             )
 220                 __field(        u64,  len               )
 221                 __field(        u64,  orig_start        )
 222                 __field(        u64,  block_start       )
 223                 __field(        u64,  block_len         )
 224                 __field(        unsigned long,  flags   )
 225                 __field(        int,  refs              )
 226                 __field(        unsigned int,  compress_type    )
 227         ),
 228
 229         TP_fast_assign_btrfs(root->fs_info,
 230                 __entry->root_objectid  = root->root_key.objectid;
 231                 __entry->ino            = btrfs_ino(inode);
 232                 __entry->start          = map->start;
 233                 __entry->len            = map->len;
 234                 __entry->orig_start     = map->orig_start;
 235                 __entry->block_start    = map->block_start;
 236                 __entry->block_len      = map->block_len;
 237                 __entry->flags          = map->flags;
 238                 __entry->refs           = refcount_read(&map->refs);
 239                 __entry->compress_type  = map->compress_type;
 240         ),
 241
 242         TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
 243                   "orig_start=%llu block_start=%llu(%s) "
 244                   "block_len=%llu flags=%s refs=%u "
 245                   "compress_type=%u",
 246                   show_root_type(__entry->root_objectid),
 247                   (unsigned long long)__entry->ino,
 248                   (unsigned long long)__entry->start,
 249                   (unsigned long long)__entry->len,
 250                   (unsigned long long)__entry->orig_start,
 251                   show_map_type(__entry->block_start),
 252                   (unsigned long long)__entry->block_len,
 253                   show_map_flags(__entry->flags),
 254                   __entry->refs, __entry->compress_type)
 255 );
 256
 257 TRACE_EVENT(btrfs_handle_em_exist,
 258
 259         TP_PROTO(const struct extent_map *existing, const struct extent_map *map, u64 start, u64 len),
 260
 261         TP_ARGS(existing, map, start, len),
 262
 263         TP_STRUCT__entry(
 264                 __field(        u64,  e_start           )
 265                 __field(        u64,  e_len             )
 266                 __field(        u64,  map_start         )
 267                 __field(        u64,  map_len           )
 268                 __field(        u64,  start             )
 269                 __field(        u64,  len               )
 270         ),
 271
 272         TP_fast_assign(
 273                 __entry->e_start        = existing->start;
 274                 __entry->e_len          = existing->len;
 275                 __entry->map_start      = map->start;
 276                 __entry->map_len        = map->len;
 277                 __entry->start          = start;
 278                 __entry->len            = len;
 279         ),
 280
 281         TP_printk("start=%llu len=%llu "
 282                   "existing(start=%llu len=%llu) "
 283                   "em(start=%llu len=%llu)",
 284                   (unsigned long long)__entry->start,
 285                   (unsigned long long)__entry->len,
 286                   (unsigned long long)__entry->e_start,
 287                   (unsigned long long)__entry->e_len,
 288                   (unsigned long long)__entry->map_start,
 289                   (unsigned long long)__entry->map_len)
 290 );
 291
 292 /* file extent item */
 293 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
 294
 295         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 296                  struct btrfs_file_extent_item *fi, u64 start),
 297
 298         TP_ARGS(bi, l, fi, start),
 299
 300         TP_STRUCT__entry_btrfs(
 301                 __field(        u64,    root_obj        )
 302                 __field(        u64,    ino             )
 303                 __field(        loff_t, isize           )
 304                 __field(        u64,    disk_isize      )
 305                 __field(        u64,    num_bytes       )
 306                 __field(        u64,    ram_bytes       )
 307                 __field(        u64,    disk_bytenr     )
 308                 __field(        u64,    disk_num_bytes  )
 309                 __field(        u64,    extent_offset   )
 310                 __field(        u8,     extent_type     )
 311                 __field(        u8,     compression     )
 312                 __field(        u64,    extent_start    )
 313                 __field(        u64,    extent_end      )
 314         ),
 315
 316         TP_fast_assign_btrfs(bi->root->fs_info,
 317                 __entry->root_obj       = bi->root->objectid;
 318                 __entry->ino            = btrfs_ino(bi);
 319                 __entry->isize          = bi->vfs_inode.i_size;
 320                 __entry->disk_isize     = bi->disk_i_size;
 321                 __entry->num_bytes      = btrfs_file_extent_num_bytes(l, fi);
 322                 __entry->ram_bytes      = btrfs_file_extent_ram_bytes(l, fi);
 323                 __entry->disk_bytenr    = btrfs_file_extent_disk_bytenr(l, fi);
 324                 __entry->disk_num_bytes = btrfs_file_extent_disk_num_bytes(l, fi);
 325                 __entry->extent_offset  = btrfs_file_extent_offset(l, fi);
 326                 __entry->extent_type    = btrfs_file_extent_type(l, fi);
 327                 __entry->compression    = btrfs_file_extent_compression(l, fi);
 328                 __entry->extent_start   = start;
 329                 __entry->extent_end     = (start + __entry->num_bytes);
 330         ),
 331
 332         TP_printk_btrfs(
 333                 "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 334                 "file extent range=[%llu %llu] "
 335                 "(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
 336                 "disk_num_bytes=%llu extent_offset=%llu type=%s "
 337                 "compression=%u",
 338                 show_root_type(__entry->root_obj), __entry->ino,
 339                 __entry->isize,
 340                 __entry->disk_isize, __entry->extent_start,
 341                 __entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
 342                 __entry->disk_bytenr, __entry->disk_num_bytes,
 343                 __entry->extent_offset, show_fi_type(__entry->extent_type),
 344                 __entry->compression)
 345 );
 346
 347 DECLARE_EVENT_CLASS(
 348         btrfs__file_extent_item_inline,
 349
 350         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 351                  struct btrfs_file_extent_item *fi, int slot, u64 start),
 352
 353         TP_ARGS(bi, l, fi, slot,  start),
 354
 355         TP_STRUCT__entry_btrfs(
 356                 __field(        u64,    root_obj        )
 357                 __field(        u64,    ino             )
 358                 __field(        loff_t, isize           )
 359                 __field(        u64,    disk_isize      )
 360                 __field(        u8,     extent_type     )
 361                 __field(        u8,     compression     )
 362                 __field(        u64,    extent_start    )
 363                 __field(        u64,    extent_end      )
 364         ),
 365
 366         TP_fast_assign_btrfs(
 367                 bi->root->fs_info,
 368                 __entry->root_obj       = bi->root->objectid;
 369                 __entry->ino            = btrfs_ino(bi);
 370                 __entry->isize          = bi->vfs_inode.i_size;
 371                 __entry->disk_isize     = bi->disk_i_size;
 372                 __entry->extent_type    = btrfs_file_extent_type(l, fi);
 373                 __entry->compression    = btrfs_file_extent_compression(l, fi);
 374                 __entry->extent_start   = start;
 375                 __entry->extent_end     = (start + btrfs_file_extent_inline_len(l, slot, fi));
 376         ),
 377
 378         TP_printk_btrfs(
 379                 "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 380                 "file extent range=[%llu %llu] "
 381                 "extent_type=%s compression=%u",
 382                 show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
 383                 __entry->disk_isize, __entry->extent_start,
 384                 __entry->extent_end, show_fi_type(__entry->extent_type),
 385                 __entry->compression)
 386 );
 387
 388 DEFINE_EVENT(
 389         btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
 390
 391         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 392                  struct btrfs_file_extent_item *fi, u64 start),
 393
 394         TP_ARGS(bi, l, fi, start)
 395 );
 396
 397 DEFINE_EVENT(
 398         btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
 399
 400         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 401                  struct btrfs_file_extent_item *fi, u64 start),
 402
 403         TP_ARGS(bi, l, fi, start)
 404 );
 405
 406 DEFINE_EVENT(
 407         btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
 408
 409         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 410                  struct btrfs_file_extent_item *fi, int slot, u64 start),
 411
 412         TP_ARGS(bi, l, fi, slot, start)
 413 );
 414
 415 DEFINE_EVENT(
 416         btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
 417
 418         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
 419                  struct btrfs_file_extent_item *fi, int slot, u64 start),
 420
 421         TP_ARGS(bi, l, fi, slot, start)
 422 );
 423
 424 #define show_ordered_flags(flags)                                          \
 425         __print_flags(flags, "|",                                          \
 426                 { (1 << BTRFS_ORDERED_IO_DONE),         "IO_DONE"       }, \
 427                 { (1 << BTRFS_ORDERED_COMPLETE),        "COMPLETE"      }, \
 428                 { (1 << BTRFS_ORDERED_NOCOW),           "NOCOW"         }, \
 429                 { (1 << BTRFS_ORDERED_COMPRESSED),      "COMPRESSED"    }, \
 430                 { (1 << BTRFS_ORDERED_PREALLOC),        "PREALLOC"      }, \
 431                 { (1 << BTRFS_ORDERED_DIRECT),          "DIRECT"        }, \
 432                 { (1 << BTRFS_ORDERED_IOERR),           "IOERR"         }, \
 433                 { (1 << BTRFS_ORDERED_UPDATED_ISIZE),   "UPDATED_ISIZE" }, \
 434                 { (1 << BTRFS_ORDERED_LOGGED_CSUM),     "LOGGED_CSUM"   }, \
 435                 { (1 << BTRFS_ORDERED_TRUNCATED),       "TRUNCATED"     })
 436
 437
 438 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 439
 440         TP_PROTO(const struct inode *inode,
 441                  const struct btrfs_ordered_extent *ordered),
 442
 443         TP_ARGS(inode, ordered),
 444
 445         TP_STRUCT__entry_btrfs(
 446                 __field(        ino_t,  ino             )
 447                 __field(        u64,  file_offset       )
 448                 __field(        u64,  start             )
 449                 __field(        u64,  len               )
 450                 __field(        u64,  disk_len          )
 451                 __field(        u64,  bytes_left        )
 452                 __field(        unsigned long,  flags   )
 453                 __field(        int,  compress_type     )
 454                 __field(        int,  refs              )
 455                 __field(        u64,  root_objectid     )
 456                 __field(        u64,  truncated_len     )
 457         ),
 458
 459         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 460                 __entry->ino            = inode->i_ino;
 461                 __entry->file_offset    = ordered->file_offset;
 462                 __entry->start          = ordered->start;
 463                 __entry->len            = ordered->len;
 464                 __entry->disk_len       = ordered->disk_len;
 465                 __entry->bytes_left     = ordered->bytes_left;
 466                 __entry->flags          = ordered->flags;
 467                 __entry->compress_type  = ordered->compress_type;
 468                 __entry->refs           = refcount_read(&ordered->refs);
 469                 __entry->root_objectid  =
 470                                 BTRFS_I(inode)->root->root_key.objectid;
 471                 __entry->truncated_len  = ordered->truncated_len;
 472         ),
 473
 474         TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
 475                   "start=%llu len=%llu disk_len=%llu "
 476                   "truncated_len=%llu "
 477                   "bytes_left=%llu flags=%s compress_type=%d "
 478                   "refs=%d",
 479                   show_root_type(__entry->root_objectid),
 480                   (unsigned long long)__entry->ino,
 481                   (unsigned long long)__entry->file_offset,
 482                   (unsigned long long)__entry->start,
 483                   (unsigned long long)__entry->len,
 484                   (unsigned long long)__entry->disk_len,
 485                   (unsigned long long)__entry->truncated_len,
 486                   (unsigned long long)__entry->bytes_left,
 487                   show_ordered_flags(__entry->flags),
 488                   __entry->compress_type, __entry->refs)
 489 );
 490
 491 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 492
 493         TP_PROTO(const struct inode *inode,
 494                  const struct btrfs_ordered_extent *ordered),
 495
 496         TP_ARGS(inode, ordered)
 497 );
 498
 499 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 500
 501         TP_PROTO(const struct inode *inode,
 502                  const struct btrfs_ordered_extent *ordered),
 503
 504         TP_ARGS(inode, ordered)
 505 );
 506
 507 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 508
 509         TP_PROTO(const struct inode *inode,
 510                  const struct btrfs_ordered_extent *ordered),
 511
 512         TP_ARGS(inode, ordered)
 513 );
 514
 515 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 516
 517         TP_PROTO(const struct inode *inode,
 518                  const struct btrfs_ordered_extent *ordered),
 519
 520         TP_ARGS(inode, ordered)
 521 );
 522
 523 DECLARE_EVENT_CLASS(btrfs__writepage,
 524
 525         TP_PROTO(const struct page *page, const struct inode *inode,
 526                  const struct writeback_control *wbc),
 527
 528         TP_ARGS(page, inode, wbc),
 529
 530         TP_STRUCT__entry_btrfs(
 531                 __field(        ino_t,  ino                     )
 532                 __field(        pgoff_t,  index                 )
 533                 __field(        long,   nr_to_write             )
 534                 __field(        long,   pages_skipped           )
 535                 __field(        loff_t, range_start             )
 536                 __field(        loff_t, range_end               )
 537                 __field(        char,   for_kupdate             )
 538                 __field(        char,   for_reclaim             )
 539                 __field(        char,   range_cyclic            )
 540                 __field(        pgoff_t,  writeback_index       )
 541                 __field(        u64,    root_objectid           )
 542         ),
 543
 544         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 545                 __entry->ino            = inode->i_ino;
 546                 __entry->index          = page->index;
 547                 __entry->nr_to_write    = wbc->nr_to_write;
 548                 __entry->pages_skipped  = wbc->pages_skipped;
 549                 __entry->range_start    = wbc->range_start;
 550                 __entry->range_end      = wbc->range_end;
 551                 __entry->for_kupdate    = wbc->for_kupdate;
 552                 __entry->for_reclaim    = wbc->for_reclaim;
 553                 __entry->range_cyclic   = wbc->range_cyclic;
 554                 __entry->writeback_index = inode->i_mapping->writeback_index;
 555                 __entry->root_objectid  =
 556                                  BTRFS_I(inode)->root->root_key.objectid;
 557         ),
 558
 559         TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu "
 560                   "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
 561                   "range_end=%llu for_kupdate=%d "
 562                   "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
 563                   show_root_type(__entry->root_objectid),
 564                   (unsigned long)__entry->ino, __entry->index,
 565                   __entry->nr_to_write, __entry->pages_skipped,
 566                   __entry->range_start, __entry->range_end,
 567                   __entry->for_kupdate,
 568                   __entry->for_reclaim, __entry->range_cyclic,
 569                   (unsigned long)__entry->writeback_index)
 570 );
 571
 572 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 573
 574         TP_PROTO(const struct page *page, const struct inode *inode,
 575                  const struct writeback_control *wbc),
 576
 577         TP_ARGS(page, inode, wbc)
 578 );
 579
 580 TRACE_EVENT(btrfs_writepage_end_io_hook,
 581
 582         TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
 583
 584         TP_ARGS(page, start, end, uptodate),
 585
 586         TP_STRUCT__entry_btrfs(
 587                 __field(        ino_t,   ino            )
 588                 __field(        pgoff_t, index          )
 589                 __field(        u64,     start          )
 590                 __field(        u64,     end            )
 591                 __field(        int,     uptodate       )
 592                 __field(        u64,    root_objectid   )
 593         ),
 594
 595         TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
 596                 __entry->ino    = page->mapping->host->i_ino;
 597                 __entry->index  = page->index;
 598                 __entry->start  = start;
 599                 __entry->end    = end;
 600                 __entry->uptodate = uptodate;
 601                 __entry->root_objectid  =
 602                          BTRFS_I(page->mapping->host)->root->root_key.objectid;
 603         ),
 604
 605         TP_printk_btrfs("root=%llu(%s) ino=%lu page_index=%lu start=%llu "
 606                   "end=%llu uptodate=%d",
 607                   show_root_type(__entry->root_objectid),
 608                   (unsigned long)__entry->ino, (unsigned long)__entry->index,
 609                   (unsigned long long)__entry->start,
 610                   (unsigned long long)__entry->end, __entry->uptodate)
 611 );
 612
 613 TRACE_EVENT(btrfs_sync_file,
 614
 615         TP_PROTO(const struct file *file, int datasync),
 616
 617         TP_ARGS(file, datasync),
 618
 619         TP_STRUCT__entry_btrfs(
 620                 __field(        ino_t,  ino             )
 621                 __field(        ino_t,  parent          )
 622                 __field(        int,    datasync        )
 623                 __field(        u64,    root_objectid   )
 624         ),
 625
 626         TP_fast_assign(
 627                 const struct dentry *dentry = file->f_path.dentry;
 628                 const struct inode *inode = d_inode(dentry);
 629
 630                 TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
 631                 __entry->ino            = inode->i_ino;
 632                 __entry->parent         = d_inode(dentry->d_parent)->i_ino;
 633                 __entry->datasync       = datasync;
 634                 __entry->root_objectid  =
 635                                  BTRFS_I(inode)->root->root_key.objectid;
 636         ),
 637
 638         TP_printk_btrfs("root=%llu(%s) ino=%ld parent=%ld datasync=%d",
 639                   show_root_type(__entry->root_objectid),
 640                   (unsigned long)__entry->ino, (unsigned long)__entry->parent,
 641                   __entry->datasync)
 642 );
 643
 644 TRACE_EVENT(btrfs_sync_fs,
 645
 646         TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
 647
 648         TP_ARGS(fs_info, wait),
 649
 650         TP_STRUCT__entry_btrfs(
 651                 __field(        int,  wait              )
 652         ),
 653
 654         TP_fast_assign_btrfs(fs_info,
 655                 __entry->wait   = wait;
 656         ),
 657
 658         TP_printk_btrfs("wait = %d", __entry->wait)
 659 );
 660
 661 TRACE_EVENT(btrfs_add_block_group,
 662
 663         TP_PROTO(const struct btrfs_fs_info *fs_info,
 664                  const struct btrfs_block_group_cache *block_group, int create),
 665
 666         TP_ARGS(fs_info, block_group, create),
 667
 668         TP_STRUCT__entry(
 669                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
 670                 __field(        u64,    offset                  )
 671                 __field(        u64,    size                    )
 672                 __field(        u64,    flags                   )
 673                 __field(        u64,    bytes_used              )
 674                 __field(        u64,    bytes_super             )
 675                 __field(        int,    create                  )
 676         ),
 677
 678         TP_fast_assign(
 679                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
 680                 __entry->offset         = block_group->key.objectid;
 681                 __entry->size           = block_group->key.offset;
 682                 __entry->flags          = block_group->flags;
 683                 __entry->bytes_used     =
 684                         btrfs_block_group_used(&block_group->item);
 685                 __entry->bytes_super    = block_group->bytes_super;
 686                 __entry->create         = create;
 687         ),
 688
 689         TP_printk("%pU: block_group offset=%llu size=%llu "
 690                   "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
 691                   "create=%d", __entry->fsid,
 692                   (unsigned long long)__entry->offset,
 693                   (unsigned long long)__entry->size,
 694                   (unsigned long long)__entry->flags,
 695                   __print_flags((unsigned long)__entry->flags, "|",
 696                                 BTRFS_GROUP_FLAGS),
 697                   (unsigned long long)__entry->bytes_used,
 698                   (unsigned long long)__entry->bytes_super, __entry->create)
 699 );
 700
 701 #define show_ref_action(action)                                         \
 702         __print_symbolic(action,                                        \
 703                 { BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },        \
 704                 { BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },       \
 705                 { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" },     \
 706                 { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
 707
 708
 709 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 710
 711         TP_PROTO(const struct btrfs_fs_info *fs_info,
 712                  const struct btrfs_delayed_ref_node *ref,
 713                  const struct btrfs_delayed_tree_ref *full_ref,
 714                  int action),
 715
 716         TP_ARGS(fs_info, ref, full_ref, action),
 717
 718         TP_STRUCT__entry_btrfs(
 719                 __field(        u64,  bytenr            )
 720                 __field(        u64,  num_bytes         )
 721                 __field(        int,  action            )
 722                 __field(        u64,  parent            )
 723                 __field(        u64,  ref_root          )
 724                 __field(        int,  level             )
 725                 __field(        int,  type              )
 726                 __field(        u64,  seq               )
 727         ),
 728
 729         TP_fast_assign_btrfs(fs_info,
 730                 __entry->bytenr         = ref->bytenr;
 731                 __entry->num_bytes      = ref->num_bytes;
 732                 __entry->action         = action;
 733                 __entry->parent         = full_ref->parent;
 734                 __entry->ref_root       = full_ref->root;
 735                 __entry->level          = full_ref->level;
 736                 __entry->type           = ref->type;
 737                 __entry->seq            = ref->seq;
 738         ),
 739
 740         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 741                   "parent=%llu(%s) ref_root=%llu(%s) level=%d "
 742                   "type=%s seq=%llu",
 743                   (unsigned long long)__entry->bytenr,
 744                   (unsigned long long)__entry->num_bytes,
 745                   show_ref_action(__entry->action),
 746                   show_root_type(__entry->parent),
 747                   show_root_type(__entry->ref_root),
 748                   __entry->level, show_ref_type(__entry->type),
 749                   (unsigned long long)__entry->seq)
 750 );
 751
 752 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 753
 754         TP_PROTO(const struct btrfs_fs_info *fs_info,
 755                  const struct btrfs_delayed_ref_node *ref,
 756                  const struct btrfs_delayed_tree_ref *full_ref,
 757                  int action),
 758
 759         TP_ARGS(fs_info, ref, full_ref, action)
 760 );
 761
 762 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 763
 764         TP_PROTO(const struct btrfs_fs_info *fs_info,
 765                  const struct btrfs_delayed_ref_node *ref,
 766                  const struct btrfs_delayed_tree_ref *full_ref,
 767                  int action),
 768
 769         TP_ARGS(fs_info, ref, full_ref, action)
 770 );
 771
 772 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 773
 774         TP_PROTO(const struct btrfs_fs_info *fs_info,
 775                  const struct btrfs_delayed_ref_node *ref,
 776                  const struct btrfs_delayed_data_ref *full_ref,
 777                  int action),
 778
 779         TP_ARGS(fs_info, ref, full_ref, action),
 780
 781         TP_STRUCT__entry_btrfs(
 782                 __field(        u64,  bytenr            )
 783                 __field(        u64,  num_bytes         )
 784                 __field(        int,  action            )
 785                 __field(        u64,  parent            )
 786                 __field(        u64,  ref_root          )
 787                 __field(        u64,  owner             )
 788                 __field(        u64,  offset            )
 789                 __field(        int,  type              )
 790                 __field(        u64,  seq               )
 791         ),
 792
 793         TP_fast_assign_btrfs(fs_info,
 794                 __entry->bytenr         = ref->bytenr;
 795                 __entry->num_bytes      = ref->num_bytes;
 796                 __entry->action         = action;
 797                 __entry->parent         = full_ref->parent;
 798                 __entry->ref_root       = full_ref->root;
 799                 __entry->owner          = full_ref->objectid;
 800                 __entry->offset         = full_ref->offset;
 801                 __entry->type           = ref->type;
 802                 __entry->seq            = ref->seq;
 803         ),
 804
 805         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 806                   "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
 807                   "offset=%llu type=%s seq=%llu",
 808                   (unsigned long long)__entry->bytenr,
 809                   (unsigned long long)__entry->num_bytes,
 810                   show_ref_action(__entry->action),
 811                   show_root_type(__entry->parent),
 812                   show_root_type(__entry->ref_root),
 813                   (unsigned long long)__entry->owner,
 814                   (unsigned long long)__entry->offset,
 815                   show_ref_type(__entry->type),
 816                   (unsigned long long)__entry->seq)
 817 );
 818
 819 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 820
 821         TP_PROTO(const struct btrfs_fs_info *fs_info,
 822                  const struct btrfs_delayed_ref_node *ref,
 823                  const struct btrfs_delayed_data_ref *full_ref,
 824                  int action),
 825
 826         TP_ARGS(fs_info, ref, full_ref, action)
 827 );
 828
 829 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 830
 831         TP_PROTO(const struct btrfs_fs_info *fs_info,
 832                  const struct btrfs_delayed_ref_node *ref,
 833                  const struct btrfs_delayed_data_ref *full_ref,
 834                  int action),
 835
 836         TP_ARGS(fs_info, ref, full_ref, action)
 837 );
 838
 839 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 840
 841         TP_PROTO(const struct btrfs_fs_info *fs_info,
 842                  const struct btrfs_delayed_ref_head *head_ref,
 843                  int action),
 844
 845         TP_ARGS(fs_info, head_ref, action),
 846
 847         TP_STRUCT__entry_btrfs(
 848                 __field(        u64,  bytenr            )
 849                 __field(        u64,  num_bytes         )
 850                 __field(        int,  action            )
 851                 __field(        int,  is_data           )
 852         ),
 853
 854         TP_fast_assign_btrfs(fs_info,
 855                 __entry->bytenr         = head_ref->bytenr;
 856                 __entry->num_bytes      = head_ref->num_bytes;
 857                 __entry->action         = action;
 858                 __entry->is_data        = head_ref->is_data;
 859         ),
 860
 861         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
 862                   (unsigned long long)__entry->bytenr,
 863                   (unsigned long long)__entry->num_bytes,
 864                   show_ref_action(__entry->action),
 865                   __entry->is_data)
 866 );
 867
 868 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 869
 870         TP_PROTO(const struct btrfs_fs_info *fs_info,
 871                  const struct btrfs_delayed_ref_head *head_ref,
 872                  int action),
 873
 874         TP_ARGS(fs_info, head_ref, action)
 875 );
 876
 877 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 878
 879         TP_PROTO(const struct btrfs_fs_info *fs_info,
 880                  const struct btrfs_delayed_ref_head *head_ref,
 881                  int action),
 882
 883         TP_ARGS(fs_info, head_ref, action)
 884 );
 885
 886 #define show_chunk_type(type)                                   \
 887         __print_flags(type, "|",                                \
 888                 { BTRFS_BLOCK_GROUP_DATA,       "DATA"  },      \
 889                 { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
 890                 { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
 891                 { BTRFS_BLOCK_GROUP_RAID0,      "RAID0" },      \
 892                 { BTRFS_BLOCK_GROUP_RAID1,      "RAID1" },      \
 893                 { BTRFS_BLOCK_GROUP_DUP,        "DUP"   },      \
 894                 { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
 895                 { BTRFS_BLOCK_GROUP_RAID5,      "RAID5" },      \
 896                 { BTRFS_BLOCK_GROUP_RAID6,      "RAID6" })
 897
 898 DECLARE_EVENT_CLASS(btrfs__chunk,
 899
 900         TP_PROTO(const struct btrfs_fs_info *fs_info,
 901                  const struct map_lookup *map, u64 offset, u64 size),
 902
 903         TP_ARGS(fs_info, map, offset, size),
 904
 905         TP_STRUCT__entry_btrfs(
 906                 __field(        int,  num_stripes               )
 907                 __field(        u64,  type                      )
 908                 __field(        int,  sub_stripes               )
 909                 __field(        u64,  offset                    )
 910                 __field(        u64,  size                      )
 911                 __field(        u64,  root_objectid             )
 912         ),
 913
 914         TP_fast_assign_btrfs(fs_info,
 915                 __entry->num_stripes    = map->num_stripes;
 916                 __entry->type           = map->type;
 917                 __entry->sub_stripes    = map->sub_stripes;
 918                 __entry->offset         = offset;
 919                 __entry->size           = size;
 920                 __entry->root_objectid  = fs_info->chunk_root->root_key.objectid;
 921         ),
 922
 923         TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
 924                   "num_stripes=%d sub_stripes=%d type=%s",
 925                   show_root_type(__entry->root_objectid),
 926                   (unsigned long long)__entry->offset,
 927                   (unsigned long long)__entry->size,
 928                   __entry->num_stripes, __entry->sub_stripes,
 929                   show_chunk_type(__entry->type))
 930 );
 931
 932 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
 933
 934         TP_PROTO(const struct btrfs_fs_info *fs_info,
 935                  const struct map_lookup *map, u64 offset, u64 size),
 936
 937         TP_ARGS(fs_info, map, offset, size)
 938 );
 939
 940 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
 941
 942         TP_PROTO(const struct btrfs_fs_info *fs_info,
 943                  const struct map_lookup *map, u64 offset, u64 size),
 944
 945         TP_ARGS(fs_info, map, offset, size)
 946 );
 947
 948 TRACE_EVENT(btrfs_cow_block,
 949
 950         TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
 951                  const struct extent_buffer *cow),
 952
 953         TP_ARGS(root, buf, cow),
 954
 955         TP_STRUCT__entry_btrfs(
 956                 __field(        u64,  root_objectid             )
 957                 __field(        u64,  buf_start                 )
 958                 __field(        int,  refs                      )
 959                 __field(        u64,  cow_start                 )
 960                 __field(        int,  buf_level                 )
 961                 __field(        int,  cow_level                 )
 962         ),
 963
 964         TP_fast_assign_btrfs(root->fs_info,
 965                 __entry->root_objectid  = root->root_key.objectid;
 966                 __entry->buf_start      = buf->start;
 967                 __entry->refs           = atomic_read(&buf->refs);
 968                 __entry->cow_start      = cow->start;
 969                 __entry->buf_level      = btrfs_header_level(buf);
 970                 __entry->cow_level      = btrfs_header_level(cow);
 971         ),
 972
 973         TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
 974                   "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
 975                   show_root_type(__entry->root_objectid),
 976                   __entry->refs,
 977                   (unsigned long long)__entry->buf_start,
 978                   __entry->buf_level,
 979                   (unsigned long long)__entry->cow_start,
 980                   __entry->cow_level)
 981 );
 982
 983 TRACE_EVENT(btrfs_space_reservation,
 984
 985         TP_PROTO(const struct btrfs_fs_info *fs_info, char *type, u64 val,
 986                  u64 bytes, int reserve),
 987
 988         TP_ARGS(fs_info, type, val, bytes, reserve),
 989
 990         TP_STRUCT__entry_btrfs(
 991                 __string(       type,   type                    )
 992                 __field(        u64,    val                     )
 993                 __field(        u64,    bytes                   )
 994                 __field(        int,    reserve                 )
 995         ),
 996
 997         TP_fast_assign_btrfs(fs_info,
 998                 __assign_str(type, type);
 999                 __entry->val            = val;
1000                 __entry->bytes          = bytes;
1001                 __entry->reserve        = reserve;
1002         ),
1003
1004         TP_printk_btrfs("%s: %Lu %s %Lu", __get_str(type), __entry->val,
1005                         __entry->reserve ? "reserve" : "release",
1006                         __entry->bytes)
1007 );
1008
1009 #define show_flush_action(action)                                               \
1010         __print_symbolic(action,                                                \
1011                 { BTRFS_RESERVE_NO_FLUSH,       "BTRFS_RESERVE_NO_FLUSH"},      \
1012                 { BTRFS_RESERVE_FLUSH_LIMIT,    "BTRFS_RESERVE_FLUSH_LIMIT"},   \
1013                 { BTRFS_RESERVE_FLUSH_ALL,      "BTRFS_RESERVE_FLUSH_ALL"})
1014
1015 TRACE_EVENT(btrfs_trigger_flush,
1016
1017         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1018                  int flush, char *reason),
1019
1020         TP_ARGS(fs_info, flags, bytes, flush, reason),
1021
1022         TP_STRUCT__entry(
1023                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
1024                 __field(        u64,    flags                   )
1025                 __field(        u64,    bytes                   )
1026                 __field(        int,    flush                   )
1027                 __string(       reason, reason                  )
1028         ),
1029
1030         TP_fast_assign(
1031                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
1032                 __entry->flags  = flags;
1033                 __entry->bytes  = bytes;
1034                 __entry->flush  = flush;
1035                 __assign_str(reason, reason)
1036         ),
1037
1038         TP_printk("%pU: %s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1039                   __entry->fsid, __get_str(reason), __entry->flush,
1040                   show_flush_action(__entry->flush),
1041                   (unsigned long long)__entry->flags,
1042                   __print_flags((unsigned long)__entry->flags, "|",
1043                                 BTRFS_GROUP_FLAGS),
1044                   (unsigned long long)__entry->bytes)
1045 );
1046
1047 #define show_flush_state(state)                                                 \
1048         __print_symbolic(state,                                                 \
1049                 { FLUSH_DELAYED_ITEMS_NR,       "FLUSH_DELAYED_ITEMS_NR"},      \
1050                 { FLUSH_DELAYED_ITEMS,          "FLUSH_DELAYED_ITEMS"},         \
1051                 { FLUSH_DELALLOC,               "FLUSH_DELALLOC"},              \
1052                 { FLUSH_DELALLOC_WAIT,          "FLUSH_DELALLOC_WAIT"},         \
1053                 { ALLOC_CHUNK,                  "ALLOC_CHUNK"},                 \
1054                 { COMMIT_TRANS,                 "COMMIT_TRANS"})
1055
1056 TRACE_EVENT(btrfs_flush_space,
1057
1058         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1059                  int state, int ret),
1060
1061         TP_ARGS(fs_info, flags, num_bytes, state, ret),
1062
1063         TP_STRUCT__entry(
1064                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
1065                 __field(        u64,    flags                   )
1066                 __field(        u64,    num_bytes               )
1067                 __field(        int,    state                   )
1068                 __field(        int,    ret                     )
1069         ),
1070
1071         TP_fast_assign(
1072                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
1073                 __entry->flags          =       flags;
1074                 __entry->num_bytes      =       num_bytes;
1075                 __entry->state          =       state;
1076                 __entry->ret            =       ret;
1077         ),
1078
1079         TP_printk("%pU: state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d",
1080                   __entry->fsid, __entry->state,
1081                   show_flush_state(__entry->state),
1082                   (unsigned long long)__entry->flags,
1083                   __print_flags((unsigned long)__entry->flags, "|",
1084                                 BTRFS_GROUP_FLAGS),
1085                   (unsigned long long)__entry->num_bytes, __entry->ret)
1086 );
1087
1088 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1089
1090         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1091
1092         TP_ARGS(fs_info, start, len),
1093
1094         TP_STRUCT__entry_btrfs(
1095                 __field(        u64,  start                     )
1096                 __field(        u64,  len                       )
1097         ),
1098
1099         TP_fast_assign_btrfs(fs_info,
1100                 __entry->start          = start;
1101                 __entry->len            = len;
1102         ),
1103
1104         TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1105                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1106                   (unsigned long long)__entry->start,
1107                   (unsigned long long)__entry->len)
1108 );
1109
1110 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1111
1112         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1113
1114         TP_ARGS(fs_info, start, len)
1115 );
1116
1117 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1118
1119         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1120
1121         TP_ARGS(fs_info, start, len)
1122 );
1123
1124 TRACE_EVENT(find_free_extent,
1125
1126         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 num_bytes,
1127                  u64 empty_size, u64 data),
1128
1129         TP_ARGS(fs_info, num_bytes, empty_size, data),
1130
1131         TP_STRUCT__entry_btrfs(
1132                 __field(        u64,    num_bytes               )
1133                 __field(        u64,    empty_size              )
1134                 __field(        u64,    data                    )
1135         ),
1136
1137         TP_fast_assign_btrfs(fs_info,
1138                 __entry->num_bytes      = num_bytes;
1139                 __entry->empty_size     = empty_size;
1140                 __entry->data           = data;
1141         ),
1142
1143         TP_printk_btrfs("root=%Lu(%s) len=%Lu empty_size=%Lu flags=%Lu(%s)",
1144                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1145                   __entry->num_bytes, __entry->empty_size, __entry->data,
1146                   __print_flags((unsigned long)__entry->data, "|",
1147                                  BTRFS_GROUP_FLAGS))
1148 );
1149
1150 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
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         TP_STRUCT__entry_btrfs(
1159                 __field(        u64,    bg_objectid             )
1160                 __field(        u64,    flags                   )
1161                 __field(        u64,    start                   )
1162                 __field(        u64,    len                     )
1163         ),
1164
1165         TP_fast_assign_btrfs(fs_info,
1166                 __entry->bg_objectid    = block_group->key.objectid;
1167                 __entry->flags          = block_group->flags;
1168                 __entry->start          = start;
1169                 __entry->len            = len;
1170         ),
1171
1172         TP_printk_btrfs("root=%Lu(%s) block_group=%Lu flags=%Lu(%s) "
1173                   "start=%Lu len=%Lu",
1174                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1175                   __entry->bg_objectid,
1176                   __entry->flags, __print_flags((unsigned long)__entry->flags,
1177                                                 "|", BTRFS_GROUP_FLAGS),
1178                   __entry->start, __entry->len)
1179 );
1180
1181 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1182
1183         TP_PROTO(const struct btrfs_fs_info *fs_info,
1184                  const struct btrfs_block_group_cache *block_group, u64 start,
1185                  u64 len),
1186
1187         TP_ARGS(fs_info, block_group, start, len)
1188 );
1189
1190 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1191
1192         TP_PROTO(const struct btrfs_fs_info *fs_info,
1193                  const struct btrfs_block_group_cache *block_group, u64 start,
1194                  u64 len),
1195
1196         TP_ARGS(fs_info, block_group, start, len)
1197 );
1198
1199 TRACE_EVENT(btrfs_find_cluster,
1200
1201         TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
1202                  u64 bytes, u64 empty_size, u64 min_bytes),
1203
1204         TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1205
1206         TP_STRUCT__entry_btrfs(
1207                 __field(        u64,    bg_objectid             )
1208                 __field(        u64,    flags                   )
1209                 __field(        u64,    start                   )
1210                 __field(        u64,    bytes                   )
1211                 __field(        u64,    empty_size              )
1212                 __field(        u64,    min_bytes               )
1213         ),
1214
1215         TP_fast_assign_btrfs(block_group->fs_info,
1216                 __entry->bg_objectid    = block_group->key.objectid;
1217                 __entry->flags          = block_group->flags;
1218                 __entry->start          = start;
1219                 __entry->bytes          = bytes;
1220                 __entry->empty_size     = empty_size;
1221                 __entry->min_bytes      = min_bytes;
1222         ),
1223
1224         TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) start=%Lu len=%Lu "
1225                   "empty_size=%Lu min_bytes=%Lu", __entry->bg_objectid,
1226                   __entry->flags,
1227                   __print_flags((unsigned long)__entry->flags, "|",
1228                                 BTRFS_GROUP_FLAGS), __entry->start,
1229                   __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1230 );
1231
1232 TRACE_EVENT(btrfs_failed_cluster_setup,
1233
1234         TP_PROTO(const struct btrfs_block_group_cache *block_group),
1235
1236         TP_ARGS(block_group),
1237
1238         TP_STRUCT__entry_btrfs(
1239                 __field(        u64,    bg_objectid             )
1240         ),
1241
1242         TP_fast_assign_btrfs(block_group->fs_info,
1243                 __entry->bg_objectid    = block_group->key.objectid;
1244         ),
1245
1246         TP_printk_btrfs("block_group=%Lu", __entry->bg_objectid)
1247 );
1248
1249 TRACE_EVENT(btrfs_setup_cluster,
1250
1251         TP_PROTO(const struct btrfs_block_group_cache *block_group,
1252                  const struct btrfs_free_cluster *cluster,
1253                  u64 size, int bitmap),
1254
1255         TP_ARGS(block_group, cluster, size, bitmap),
1256
1257         TP_STRUCT__entry_btrfs(
1258                 __field(        u64,    bg_objectid             )
1259                 __field(        u64,    flags                   )
1260                 __field(        u64,    start                   )
1261                 __field(        u64,    max_size                )
1262                 __field(        u64,    size                    )
1263                 __field(        int,    bitmap                  )
1264         ),
1265
1266         TP_fast_assign_btrfs(block_group->fs_info,
1267                 __entry->bg_objectid    = block_group->key.objectid;
1268                 __entry->flags          = block_group->flags;
1269                 __entry->start          = cluster->window_start;
1270                 __entry->max_size       = cluster->max_size;
1271                 __entry->size           = size;
1272                 __entry->bitmap         = bitmap;
1273         ),
1274
1275         TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) window_start=%Lu "
1276                   "size=%Lu max_size=%Lu bitmap=%d",
1277                   __entry->bg_objectid,
1278                   __entry->flags,
1279                   __print_flags((unsigned long)__entry->flags, "|",
1280                                 BTRFS_GROUP_FLAGS), __entry->start,
1281                   __entry->size, __entry->max_size, __entry->bitmap)
1282 );
1283
1284 struct extent_state;
1285 TRACE_EVENT(alloc_extent_state,
1286
1287         TP_PROTO(const struct extent_state *state,
1288                  gfp_t mask, unsigned long IP),
1289
1290         TP_ARGS(state, mask, IP),
1291
1292         TP_STRUCT__entry(
1293                 __field(const struct extent_state *, state)
1294                 __field(gfp_t, mask)
1295                 __field(unsigned long, ip)
1296         ),
1297
1298         TP_fast_assign(
1299                 __entry->state  = state,
1300                 __entry->mask   = mask,
1301                 __entry->ip     = IP
1302         ),
1303
1304         TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1305                   show_gfp_flags(__entry->mask), (const void *)__entry->ip)
1306 );
1307
1308 TRACE_EVENT(free_extent_state,
1309
1310         TP_PROTO(const struct extent_state *state, unsigned long IP),
1311
1312         TP_ARGS(state, IP),
1313
1314         TP_STRUCT__entry(
1315                 __field(const struct extent_state *, state)
1316                 __field(unsigned long, ip)
1317         ),
1318
1319         TP_fast_assign(
1320                 __entry->state  = state,
1321                 __entry->ip = IP
1322         ),
1323
1324         TP_printk("state=%p caller=%pS", __entry->state,
1325                   (const void *)__entry->ip)
1326 );
1327
1328 DECLARE_EVENT_CLASS(btrfs__work,
1329
1330         TP_PROTO(const struct btrfs_work *work),
1331
1332         TP_ARGS(work),
1333
1334         TP_STRUCT__entry_btrfs(
1335                 __field(        const void *,   work                    )
1336                 __field(        const void *,   wq                      )
1337                 __field(        const void *,   func                    )
1338                 __field(        const void *,   ordered_func            )
1339                 __field(        const void *,   ordered_free            )
1340                 __field(        const void *,   normal_work             )
1341         ),
1342
1343         TP_fast_assign_btrfs(btrfs_work_owner(work),
1344                 __entry->work           = work;
1345                 __entry->wq             = work->wq;
1346                 __entry->func           = work->func;
1347                 __entry->ordered_func   = work->ordered_func;
1348                 __entry->ordered_free   = work->ordered_free;
1349                 __entry->normal_work    = &work->normal_work;
1350         ),
1351
1352         TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%pf ordered_func=%p "
1353                   "ordered_free=%p",
1354                   __entry->work, __entry->normal_work, __entry->wq,
1355                    __entry->func, __entry->ordered_func, __entry->ordered_free)
1356 );
1357
1358 /*
1359  * For situiations when the work is freed, we pass fs_info and a tag that that
1360  * matches address of the work structure so it can be paired with the
1361  * scheduling event.
1362  */
1363 DECLARE_EVENT_CLASS(btrfs__work__done,
1364
1365         TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1366
1367         TP_ARGS(fs_info, wtag),
1368
1369         TP_STRUCT__entry_btrfs(
1370                 __field(        const void *,   wtag                    )
1371         ),
1372
1373         TP_fast_assign_btrfs(fs_info,
1374                 __entry->wtag           = wtag;
1375         ),
1376
1377         TP_printk_btrfs("work->%p", __entry->wtag)
1378 );
1379
1380 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1381
1382         TP_PROTO(const struct btrfs_work *work),
1383
1384         TP_ARGS(work)
1385 );
1386
1387 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1388
1389         TP_PROTO(const struct btrfs_work *work),
1390
1391         TP_ARGS(work)
1392 );
1393
1394 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1395
1396         TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1397
1398         TP_ARGS(fs_info, wtag)
1399 );
1400
1401 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1402
1403         TP_PROTO(const struct btrfs_work *work),
1404
1405         TP_ARGS(work)
1406 );
1407
1408 DECLARE_EVENT_CLASS(btrfs__workqueue,
1409
1410         TP_PROTO(const struct __btrfs_workqueue *wq,
1411                  const char *name, int high),
1412
1413         TP_ARGS(wq, name, high),
1414
1415         TP_STRUCT__entry_btrfs(
1416                 __field(        const void *,   wq                      )
1417                 __string(       name,   name                    )
1418                 __field(        int ,   high                    )
1419         ),
1420
1421         TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1422                 __entry->wq             = wq;
1423                 __assign_str(name, name);
1424                 __entry->high           = high;
1425         ),
1426
1427         TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1428                   __print_flags(__entry->high, "",
1429                                 {(WQ_HIGHPRI),  "-high"}),
1430                   __entry->wq)
1431 );
1432
1433 DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1434
1435         TP_PROTO(const struct __btrfs_workqueue *wq,
1436                  const char *name, int high),
1437
1438         TP_ARGS(wq, name, high)
1439 );
1440
1441 DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1442
1443         TP_PROTO(const struct __btrfs_workqueue *wq),
1444
1445         TP_ARGS(wq),
1446
1447         TP_STRUCT__entry_btrfs(
1448                 __field(        const void *,   wq              )
1449         ),
1450
1451         TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1452                 __entry->wq             = wq;
1453         ),
1454
1455         TP_printk_btrfs("wq=%p", __entry->wq)
1456 );
1457
1458 DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1459
1460         TP_PROTO(const struct __btrfs_workqueue *wq),
1461
1462         TP_ARGS(wq)
1463 );
1464
1465 #define BTRFS_QGROUP_OPERATIONS                         \
1466         { QGROUP_RESERVE,       "reserve"       },      \
1467         { QGROUP_RELEASE,       "release"       },      \
1468         { QGROUP_FREE,          "free"          }
1469
1470 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1471
1472         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1473                  u64 reserved, int op),
1474
1475         TP_ARGS(inode, start, len, reserved, op),
1476
1477         TP_STRUCT__entry_btrfs(
1478                 __field(        u64,            rootid          )
1479                 __field(        unsigned long,  ino             )
1480                 __field(        u64,            start           )
1481                 __field(        u64,            len             )
1482                 __field(        u64,            reserved        )
1483                 __field(        int,            op              )
1484         ),
1485
1486         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1487                 __entry->rootid         = BTRFS_I(inode)->root->objectid;
1488                 __entry->ino            = inode->i_ino;
1489                 __entry->start          = start;
1490                 __entry->len            = len;
1491                 __entry->reserved       = reserved;
1492                 __entry->op             = op;
1493         ),
1494
1495         TP_printk_btrfs("root=%llu ino=%lu start=%llu len=%llu reserved=%llu op=%s",
1496                   __entry->rootid, __entry->ino, __entry->start, __entry->len,
1497                   __entry->reserved,
1498                   __print_flags((unsigned long)__entry->op, "",
1499                                 BTRFS_QGROUP_OPERATIONS)
1500         )
1501 );
1502
1503 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1504
1505         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1506                  u64 reserved, int op),
1507
1508         TP_ARGS(inode, start, len, reserved, op)
1509 );
1510
1511 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1512
1513         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1514                  u64 reserved, int op),
1515
1516         TP_ARGS(inode, start, len, reserved, op)
1517 );
1518
1519 DECLARE_EVENT_CLASS(btrfs__qgroup_delayed_ref,
1520
1521         TP_PROTO(const struct btrfs_fs_info *fs_info,
1522                  u64 ref_root, u64 reserved),
1523
1524         TP_ARGS(fs_info, ref_root, reserved),
1525
1526         TP_STRUCT__entry_btrfs(
1527                 __field(        u64,            ref_root        )
1528                 __field(        u64,            reserved        )
1529         ),
1530
1531         TP_fast_assign_btrfs(fs_info,
1532                 __entry->ref_root       = ref_root;
1533                 __entry->reserved       = reserved;
1534         ),
1535
1536         TP_printk_btrfs("root=%llu reserved=%llu op=free",
1537                   __entry->ref_root, __entry->reserved)
1538 );
1539
1540 DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref,
1541
1542         TP_PROTO(const struct btrfs_fs_info *fs_info,
1543                  u64 ref_root, u64 reserved),
1544
1545         TP_ARGS(fs_info, ref_root, reserved)
1546 );
1547
1548 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1549         TP_PROTO(const struct btrfs_fs_info *fs_info,
1550                  const struct btrfs_qgroup_extent_record *rec),
1551
1552         TP_ARGS(fs_info, rec),
1553
1554         TP_STRUCT__entry_btrfs(
1555                 __field(        u64,  bytenr            )
1556                 __field(        u64,  num_bytes         )
1557         ),
1558
1559         TP_fast_assign_btrfs(fs_info,
1560                 __entry->bytenr         = rec->bytenr,
1561                 __entry->num_bytes      = rec->num_bytes;
1562         ),
1563
1564         TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1565                   (unsigned long long)__entry->bytenr,
1566                   (unsigned long long)__entry->num_bytes)
1567 );
1568
1569 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1570
1571         TP_PROTO(const struct btrfs_fs_info *fs_info,
1572                  const struct btrfs_qgroup_extent_record *rec),
1573
1574         TP_ARGS(fs_info, rec)
1575 );
1576
1577 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1578
1579         TP_PROTO(const struct btrfs_fs_info *fs_info,
1580                  const struct btrfs_qgroup_extent_record *rec),
1581
1582         TP_ARGS(fs_info, rec)
1583 );
1584
1585 TRACE_EVENT(btrfs_qgroup_account_extent,
1586
1587         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 bytenr,
1588                  u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1589
1590         TP_ARGS(fs_info, bytenr, num_bytes, nr_old_roots, nr_new_roots),
1591
1592         TP_STRUCT__entry_btrfs(
1593                 __field(        u64,  bytenr                    )
1594                 __field(        u64,  num_bytes                 )
1595                 __field(        u64,  nr_old_roots              )
1596                 __field(        u64,  nr_new_roots              )
1597         ),
1598
1599         TP_fast_assign_btrfs(fs_info,
1600                 __entry->bytenr         = bytenr;
1601                 __entry->num_bytes      = num_bytes;
1602                 __entry->nr_old_roots   = nr_old_roots;
1603                 __entry->nr_new_roots   = nr_new_roots;
1604         ),
1605
1606         TP_printk_btrfs("bytenr=%llu num_bytes=%llu nr_old_roots=%llu "
1607                   "nr_new_roots=%llu",
1608                   __entry->bytenr,
1609                   __entry->num_bytes,
1610                   __entry->nr_old_roots,
1611                   __entry->nr_new_roots)
1612 );
1613
1614 TRACE_EVENT(qgroup_update_counters,
1615
1616         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 qgid,
1617                  u64 cur_old_count, u64 cur_new_count),
1618
1619         TP_ARGS(fs_info, qgid, cur_old_count, cur_new_count),
1620
1621         TP_STRUCT__entry_btrfs(
1622                 __field(        u64,  qgid                      )
1623                 __field(        u64,  cur_old_count             )
1624                 __field(        u64,  cur_new_count             )
1625         ),
1626
1627         TP_fast_assign_btrfs(fs_info,
1628                 __entry->qgid           = qgid;
1629                 __entry->cur_old_count  = cur_old_count;
1630                 __entry->cur_new_count  = cur_new_count;
1631         ),
1632
1633         TP_printk_btrfs("qgid=%llu cur_old_count=%llu cur_new_count=%llu",
1634                   __entry->qgid,
1635                   __entry->cur_old_count,
1636                   __entry->cur_new_count)
1637 );
1638
1639 TRACE_EVENT(qgroup_update_reserve,
1640
1641         TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1642                  s64 diff, int type),
1643
1644         TP_ARGS(fs_info, qgroup, diff, type),
1645
1646         TP_STRUCT__entry_btrfs(
1647                 __field(        u64,    qgid                    )
1648                 __field(        u64,    cur_reserved            )
1649                 __field(        s64,    diff                    )
1650                 __field(        int,    type                    )
1651         ),
1652
1653         TP_fast_assign_btrfs(fs_info,
1654                 __entry->qgid           = qgroup->qgroupid;
1655                 __entry->cur_reserved   = qgroup->rsv.values[type];
1656                 __entry->diff           = diff;
1657         ),
1658
1659         TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1660                 __entry->qgid, show_qgroup_rsv_type(__entry->type),
1661                 __entry->cur_reserved, __entry->diff)
1662 );
1663
1664 TRACE_EVENT(qgroup_meta_reserve,
1665
1666         TP_PROTO(struct btrfs_root *root, s64 diff, int type),
1667
1668         TP_ARGS(root, diff, type),
1669
1670         TP_STRUCT__entry_btrfs(
1671                 __field(        u64,    refroot                 )
1672                 __field(        s64,    diff                    )
1673                 __field(        int,    type                    )
1674         ),
1675
1676         TP_fast_assign_btrfs(root->fs_info,
1677                 __entry->refroot        = root->objectid;
1678                 __entry->diff           = diff;
1679         ),
1680
1681         TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1682                 show_root_type(__entry->refroot),
1683                 show_qgroup_rsv_type(__entry->type), __entry->diff)
1684 );
1685
1686 TRACE_EVENT(qgroup_meta_convert,
1687
1688         TP_PROTO(struct btrfs_root *root, s64 diff),
1689
1690         TP_ARGS(root, diff),
1691
1692         TP_STRUCT__entry_btrfs(
1693                 __field(        u64,    refroot                 )
1694                 __field(        s64,    diff                    )
1695                 __field(        int,    type                    )
1696         ),
1697
1698         TP_fast_assign_btrfs(root->fs_info,
1699                 __entry->refroot        = root->objectid;
1700                 __entry->diff           = diff;
1701         ),
1702
1703         TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1704                 show_root_type(__entry->refroot),
1705                 show_qgroup_rsv_type(BTRFS_QGROUP_RSV_META_PREALLOC),
1706                 show_qgroup_rsv_type(BTRFS_QGROUP_RSV_META_PERTRANS),
1707                 __entry->diff)
1708 );
1709
1710 TRACE_EVENT(qgroup_meta_free_all_pertrans,
1711
1712         TP_PROTO(struct btrfs_root *root),
1713
1714         TP_ARGS(root),
1715
1716         TP_STRUCT__entry_btrfs(
1717                 __field(        u64,    refroot                 )
1718                 __field(        s64,    diff                    )
1719                 __field(        int,    type                    )
1720         ),
1721
1722         TP_fast_assign_btrfs(root->fs_info,
1723                 __entry->refroot        = root->objectid;
1724                 spin_lock(&root->qgroup_meta_rsv_lock);
1725                 __entry->diff           = -(s64)root->qgroup_meta_rsv_pertrans;
1726                 spin_unlock(&root->qgroup_meta_rsv_lock);
1727                 __entry->type           = BTRFS_QGROUP_RSV_META_PERTRANS;
1728         ),
1729
1730         TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1731                 show_root_type(__entry->refroot),
1732                 show_qgroup_rsv_type(__entry->type), __entry->diff)
1733 );
1734
1735 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1736         TP_PROTO(const struct btrfs_fs_info *fs_info,
1737                  const struct prelim_ref *oldref,
1738                  const struct prelim_ref *newref, u64 tree_size),
1739         TP_ARGS(fs_info, newref, oldref, tree_size),
1740
1741         TP_STRUCT__entry_btrfs(
1742                 __field(        u64,  root_id           )
1743                 __field(        u64,  objectid          )
1744                 __field(         u8,  type              )
1745                 __field(        u64,  offset            )
1746                 __field(        int,  level             )
1747                 __field(        int,  old_count         )
1748                 __field(        u64,  parent            )
1749                 __field(        u64,  bytenr            )
1750                 __field(        int,  mod_count         )
1751                 __field(        u64,  tree_size         )
1752         ),
1753
1754         TP_fast_assign_btrfs(fs_info,
1755                 __entry->root_id        = oldref->root_id;
1756                 __entry->objectid       = oldref->key_for_search.objectid;
1757                 __entry->type           = oldref->key_for_search.type;
1758                 __entry->offset         = oldref->key_for_search.offset;
1759                 __entry->level          = oldref->level;
1760                 __entry->old_count      = oldref->count;
1761                 __entry->parent         = oldref->parent;
1762                 __entry->bytenr         = oldref->wanted_disk_byte;
1763                 __entry->mod_count      = newref ? newref->count : 0;
1764                 __entry->tree_size      = tree_size;
1765         ),
1766
1767         TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1768                         (unsigned long long)__entry->root_id,
1769                         (unsigned long long)__entry->objectid, __entry->type,
1770                         (unsigned long long)__entry->offset, __entry->level,
1771                         __entry->old_count, __entry->mod_count,
1772                         __entry->old_count + __entry->mod_count,
1773                         (unsigned long long)__entry->parent,
1774                         (unsigned long long)__entry->bytenr,
1775                         (unsigned long long)__entry->tree_size)
1776 );
1777
1778 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1779         TP_PROTO(const struct btrfs_fs_info *fs_info,
1780                  const struct prelim_ref *oldref,
1781                  const struct prelim_ref *newref, u64 tree_size),
1782         TP_ARGS(fs_info, oldref, newref, tree_size)
1783 );
1784
1785 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1786         TP_PROTO(const struct btrfs_fs_info *fs_info,
1787                  const struct prelim_ref *oldref,
1788                  const struct prelim_ref *newref, u64 tree_size),
1789         TP_ARGS(fs_info, oldref, newref, tree_size)
1790 );
1791
1792 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1793         TP_PROTO(struct btrfs_root *root, u64 ino, int mod),
1794
1795         TP_ARGS(root, ino, mod),
1796
1797         TP_STRUCT__entry_btrfs(
1798                 __field(        u64, root_objectid      )
1799                 __field(        u64, ino                )
1800                 __field(        int, mod                )
1801         ),
1802
1803         TP_fast_assign_btrfs(root->fs_info,
1804                 __entry->root_objectid  = root->objectid;
1805                 __entry->ino            = ino;
1806                 __entry->mod            = mod;
1807         ),
1808
1809         TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1810                         show_root_type(__entry->root_objectid),
1811                         (unsigned long long)__entry->ino, __entry->mod)
1812 );
1813 #endif /* _TRACE_BTRFS_H */
1814
1815 /* This part must be outside protection */
1816 #include <trace/define_trace.h>