include/trace/events/btrfs.h

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