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;
  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 extent_io_tree;
  31 struct prelim_ref;
  32 struct btrfs_space_info;
  33
  34 #define show_ref_type(type)                                             \
  35         __print_symbolic(type,                                          \
  36                 { BTRFS_TREE_BLOCK_REF_KEY,     "TREE_BLOCK_REF" },     \
  37                 { BTRFS_EXTENT_DATA_REF_KEY,    "EXTENT_DATA_REF" },    \
  38                 { BTRFS_EXTENT_REF_V0_KEY,      "EXTENT_REF_V0" },      \
  39                 { BTRFS_SHARED_BLOCK_REF_KEY,   "SHARED_BLOCK_REF" },   \
  40                 { BTRFS_SHARED_DATA_REF_KEY,    "SHARED_DATA_REF" })
  41
  42 #define __show_root_type(obj)                                           \
  43         __print_symbolic_u64(obj,                                       \
  44                 { BTRFS_ROOT_TREE_OBJECTID,     "ROOT_TREE"     },      \
  45                 { BTRFS_EXTENT_TREE_OBJECTID,   "EXTENT_TREE"   },      \
  46                 { BTRFS_CHUNK_TREE_OBJECTID,    "CHUNK_TREE"    },      \
  47                 { BTRFS_DEV_TREE_OBJECTID,      "DEV_TREE"      },      \
  48                 { BTRFS_FS_TREE_OBJECTID,       "FS_TREE"       },      \
  49                 { BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR" },      \
  50                 { BTRFS_CSUM_TREE_OBJECTID,     "CSUM_TREE"     },      \
  51                 { BTRFS_TREE_LOG_OBJECTID,      "TREE_LOG"      },      \
  52                 { BTRFS_QUOTA_TREE_OBJECTID,    "QUOTA_TREE"    },      \
  53                 { BTRFS_TREE_RELOC_OBJECTID,    "TREE_RELOC"    },      \
  54                 { BTRFS_UUID_TREE_OBJECTID,     "UUID_TREE"     },      \
  55                 { BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },  \
  56                 { BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
  57
  58 #define show_root_type(obj)                                             \
  59         obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||                \
  60               (obj >= BTRFS_ROOT_TREE_OBJECTID &&                       \
  61                obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
  62
  63 #define FLUSH_ACTIONS                                                           \
  64         EM( BTRFS_RESERVE_NO_FLUSH,             "BTRFS_RESERVE_NO_FLUSH")       \
  65         EM( BTRFS_RESERVE_FLUSH_LIMIT,          "BTRFS_RESERVE_FLUSH_LIMIT")    \
  66         EM( BTRFS_RESERVE_FLUSH_ALL,            "BTRFS_RESERVE_FLUSH_ALL")      \
  67         EMe(BTRFS_RESERVE_FLUSH_ALL_STEAL,      "BTRFS_RESERVE_FLUSH_ALL_STEAL")
  68
  69 #define FI_TYPES                                                        \
  70         EM( BTRFS_FILE_EXTENT_INLINE,           "INLINE")               \
  71         EM( BTRFS_FILE_EXTENT_REG,              "REG")                  \
  72         EMe(BTRFS_FILE_EXTENT_PREALLOC,         "PREALLOC")
  73
  74 #define QGROUP_RSV_TYPES                                                \
  75         EM( BTRFS_QGROUP_RSV_DATA,              "DATA")                 \
  76         EM( BTRFS_QGROUP_RSV_META_PERTRANS,     "META_PERTRANS")        \
  77         EMe(BTRFS_QGROUP_RSV_META_PREALLOC,     "META_PREALLOC")
  78
  79 #define IO_TREE_OWNER                                               \
  80         EM( IO_TREE_FS_PINNED_EXTENTS,    "PINNED_EXTENTS")         \
  81         EM( IO_TREE_FS_EXCLUDED_EXTENTS,  "EXCLUDED_EXTENTS")       \
  82         EM( IO_TREE_BTREE_INODE_IO,       "BTREE_INODE_IO")         \
  83         EM( IO_TREE_INODE_IO,             "INODE_IO")               \
  84         EM( IO_TREE_INODE_IO_FAILURE,     "INODE_IO_FAILURE")       \
  85         EM( IO_TREE_RELOC_BLOCKS,         "RELOC_BLOCKS")           \
  86         EM( IO_TREE_TRANS_DIRTY_PAGES,    "TRANS_DIRTY_PAGES")      \
  87         EM( IO_TREE_ROOT_DIRTY_LOG_PAGES, "ROOT_DIRTY_LOG_PAGES")   \
  88         EM( IO_TREE_INODE_FILE_EXTENT,    "INODE_FILE_EXTENT")      \
  89         EM( IO_TREE_LOG_CSUM_RANGE,       "LOG_CSUM_RANGE")         \
  90         EMe(IO_TREE_SELFTEST,             "SELFTEST")
  91
  92 #define FLUSH_STATES                                                    \
  93         EM( FLUSH_DELAYED_ITEMS_NR,     "FLUSH_DELAYED_ITEMS_NR")       \
  94         EM( FLUSH_DELAYED_ITEMS,        "FLUSH_DELAYED_ITEMS")          \
  95         EM( FLUSH_DELALLOC,             "FLUSH_DELALLOC")               \
  96         EM( FLUSH_DELALLOC_WAIT,        "FLUSH_DELALLOC_WAIT")          \
  97         EM( FLUSH_DELAYED_REFS_NR,      "FLUSH_DELAYED_REFS_NR")        \
  98         EM( FLUSH_DELAYED_REFS,         "FLUSH_DELAYED_REFS")           \
  99         EM( ALLOC_CHUNK,                "ALLOC_CHUNK")                  \
 100         EM( ALLOC_CHUNK_FORCE,          "ALLOC_CHUNK_FORCE")            \
 101         EM( RUN_DELAYED_IPUTS,          "RUN_DELAYED_IPUTS")            \
 102         EMe(COMMIT_TRANS,               "COMMIT_TRANS")
 103
 104 /*
 105  * First define the enums in the above macros to be exported to userspace via
 106  * TRACE_DEFINE_ENUM().
 107  */
 108
 109 #undef EM
 110 #undef EMe
 111 #define EM(a, b)        TRACE_DEFINE_ENUM(a);
 112 #define EMe(a, b)       TRACE_DEFINE_ENUM(a);
 113
 114 FLUSH_ACTIONS
 115 FI_TYPES
 116 QGROUP_RSV_TYPES
 117 IO_TREE_OWNER
 118 FLUSH_STATES
 119
 120 /*
 121  * Now redefine the EM and EMe macros to map the enums to the strings that will
 122  * be printed in the output
 123  */
 124
 125 #undef EM
 126 #undef EMe
 127 #define EM(a, b)        {a, b},
 128 #define EMe(a, b)       {a, b}
 129
 130
 131 #define BTRFS_GROUP_FLAGS       \
 132         { BTRFS_BLOCK_GROUP_DATA,       "DATA"},        \
 133         { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
 134         { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
 135         { BTRFS_BLOCK_GROUP_RAID0,      "RAID0"},       \
 136         { BTRFS_BLOCK_GROUP_RAID1,      "RAID1"},       \
 137         { BTRFS_BLOCK_GROUP_DUP,        "DUP"},         \
 138         { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
 139         { BTRFS_BLOCK_GROUP_RAID5,      "RAID5"},       \
 140         { BTRFS_BLOCK_GROUP_RAID6,      "RAID6"}
 141
 142 #define EXTENT_FLAGS                                            \
 143         { EXTENT_DIRTY,                 "DIRTY"},               \
 144         { EXTENT_UPTODATE,              "UPTODATE"},            \
 145         { EXTENT_LOCKED,                "LOCKED"},              \
 146         { EXTENT_NEW,                   "NEW"},                 \
 147         { EXTENT_DELALLOC,              "DELALLOC"},            \
 148         { EXTENT_DEFRAG,                "DEFRAG"},              \
 149         { EXTENT_BOUNDARY,              "BOUNDARY"},            \
 150         { EXTENT_NODATASUM,             "NODATASUM"},           \
 151         { EXTENT_CLEAR_META_RESV,       "CLEAR_META_RESV"},     \
 152         { EXTENT_NEED_WAIT,             "NEED_WAIT"},           \
 153         { EXTENT_DAMAGED,               "DAMAGED"},             \
 154         { EXTENT_NORESERVE,             "NORESERVE"},           \
 155         { EXTENT_QGROUP_RESERVED,       "QGROUP_RESERVED"},     \
 156         { EXTENT_CLEAR_DATA_RESV,       "CLEAR_DATA_RESV"},     \
 157         { EXTENT_DELALLOC_NEW,          "DELALLOC_NEW"}
 158
 159 #define BTRFS_FSID_SIZE 16
 160 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
 161
 162 #define TP_fast_assign_fsid(fs_info)                                    \
 163 ({                                                                      \
 164         if (fs_info)                                                    \
 165                 memcpy(__entry->fsid, fs_info->fs_devices->fsid,        \
 166                        BTRFS_FSID_SIZE);                                \
 167         else                                                            \
 168                 memset(__entry->fsid, 0, BTRFS_FSID_SIZE);              \
 169 })
 170
 171 #define TP_STRUCT__entry_btrfs(args...)                                 \
 172         TP_STRUCT__entry(                                               \
 173                 TP_STRUCT__entry_fsid                                   \
 174                 args)
 175 #define TP_fast_assign_btrfs(fs_info, args...)                          \
 176         TP_fast_assign(                                                 \
 177                 TP_fast_assign_fsid(fs_info);                           \
 178                 args)
 179 #define TP_printk_btrfs(fmt, args...) \
 180         TP_printk("%pU: " fmt, __entry->fsid, args)
 181
 182 TRACE_EVENT(btrfs_transaction_commit,
 183
 184         TP_PROTO(const struct btrfs_root *root),
 185
 186         TP_ARGS(root),
 187
 188         TP_STRUCT__entry_btrfs(
 189                 __field(        u64,  generation                )
 190                 __field(        u64,  root_objectid             )
 191         ),
 192
 193         TP_fast_assign_btrfs(root->fs_info,
 194                 __entry->generation     = root->fs_info->generation;
 195                 __entry->root_objectid  = root->root_key.objectid;
 196         ),
 197
 198         TP_printk_btrfs("root=%llu(%s) gen=%llu",
 199                   show_root_type(__entry->root_objectid),
 200                   __entry->generation)
 201 );
 202
 203 DECLARE_EVENT_CLASS(btrfs__inode,
 204
 205         TP_PROTO(const struct inode *inode),
 206
 207         TP_ARGS(inode),
 208
 209         TP_STRUCT__entry_btrfs(
 210                 __field(        u64,  ino                       )
 211                 __field(        u64,  blocks                    )
 212                 __field(        u64,  disk_i_size               )
 213                 __field(        u64,  generation                )
 214                 __field(        u64,  last_trans                )
 215                 __field(        u64,  logged_trans              )
 216                 __field(        u64,  root_objectid             )
 217         ),
 218
 219         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 220                 __entry->ino    = btrfs_ino(BTRFS_I(inode));
 221                 __entry->blocks = inode->i_blocks;
 222                 __entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
 223                 __entry->generation = BTRFS_I(inode)->generation;
 224                 __entry->last_trans = BTRFS_I(inode)->last_trans;
 225                 __entry->logged_trans = BTRFS_I(inode)->logged_trans;
 226                 __entry->root_objectid =
 227                                 BTRFS_I(inode)->root->root_key.objectid;
 228         ),
 229
 230         TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
 231                   "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
 232                   show_root_type(__entry->root_objectid),
 233                   __entry->generation,
 234                   __entry->ino,
 235                   __entry->blocks,
 236                   __entry->disk_i_size,
 237                   __entry->last_trans,
 238                   __entry->logged_trans)
 239 );
 240
 241 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
 242
 243         TP_PROTO(const struct inode *inode),
 244
 245         TP_ARGS(inode)
 246 );
 247
 248 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
 249
 250         TP_PROTO(const struct inode *inode),
 251
 252         TP_ARGS(inode)
 253 );
 254
 255 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
 256
 257         TP_PROTO(const struct inode *inode),
 258
 259         TP_ARGS(inode)
 260 );
 261
 262 #define __show_map_type(type)                                           \
 263         __print_symbolic_u64(type,                                      \
 264                 { EXTENT_MAP_LAST_BYTE, "LAST_BYTE"     },              \
 265                 { EXTENT_MAP_HOLE,      "HOLE"          },              \
 266                 { EXTENT_MAP_INLINE,    "INLINE"        },              \
 267                 { EXTENT_MAP_DELALLOC,  "DELALLOC"      })
 268
 269 #define show_map_type(type)                     \
 270         type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
 271
 272 #define show_map_flags(flag)                                            \
 273         __print_flags(flag, "|",                                        \
 274                 { (1 << EXTENT_FLAG_PINNED),            "PINNED"        },\
 275                 { (1 << EXTENT_FLAG_COMPRESSED),        "COMPRESSED"    },\
 276                 { (1 << EXTENT_FLAG_PREALLOC),          "PREALLOC"      },\
 277                 { (1 << EXTENT_FLAG_LOGGING),           "LOGGING"       },\
 278                 { (1 << EXTENT_FLAG_FILLING),           "FILLING"       },\
 279                 { (1 << EXTENT_FLAG_FS_MAPPING),        "FS_MAPPING"    })
 280
 281 TRACE_EVENT_CONDITION(btrfs_get_extent,
 282
 283         TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
 284                  const struct extent_map *map),
 285
 286         TP_ARGS(root, inode, map),
 287
 288         TP_CONDITION(map),
 289
 290         TP_STRUCT__entry_btrfs(
 291                 __field(        u64,  root_objectid     )
 292                 __field(        u64,  ino               )
 293                 __field(        u64,  start             )
 294                 __field(        u64,  len               )
 295                 __field(        u64,  orig_start        )
 296                 __field(        u64,  block_start       )
 297                 __field(        u64,  block_len         )
 298                 __field(        unsigned long,  flags   )
 299                 __field(        int,  refs              )
 300                 __field(        unsigned int,  compress_type    )
 301         ),
 302
 303         TP_fast_assign_btrfs(root->fs_info,
 304                 __entry->root_objectid  = root->root_key.objectid;
 305                 __entry->ino            = btrfs_ino(inode);
 306                 __entry->start          = map->start;
 307                 __entry->len            = map->len;
 308                 __entry->orig_start     = map->orig_start;
 309                 __entry->block_start    = map->block_start;
 310                 __entry->block_len      = map->block_len;
 311                 __entry->flags          = map->flags;
 312                 __entry->refs           = refcount_read(&map->refs);
 313                 __entry->compress_type  = map->compress_type;
 314         ),
 315
 316         TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
 317                   "orig_start=%llu block_start=%llu(%s) "
 318                   "block_len=%llu flags=%s refs=%u "
 319                   "compress_type=%u",
 320                   show_root_type(__entry->root_objectid),
 321                   __entry->ino,
 322                   __entry->start,
 323                   __entry->len,
 324                   __entry->orig_start,
 325                   show_map_type(__entry->block_start),
 326                   __entry->block_len,
 327                   show_map_flags(__entry->flags),
 328                   __entry->refs, __entry->compress_type)
 329 );
 330
 331 TRACE_EVENT(btrfs_handle_em_exist,
 332
 333         TP_PROTO(const struct btrfs_fs_info *fs_info,
 334                 const struct extent_map *existing, const struct extent_map *map,
 335                 u64 start, u64 len),
 336
 337         TP_ARGS(fs_info, existing, map, start, len),
 338
 339         TP_STRUCT__entry_btrfs(
 340                 __field(        u64,  e_start           )
 341                 __field(        u64,  e_len             )
 342                 __field(        u64,  map_start         )
 343                 __field(        u64,  map_len           )
 344                 __field(        u64,  start             )
 345                 __field(        u64,  len               )
 346         ),
 347
 348         TP_fast_assign_btrfs(fs_info,
 349                 __entry->e_start        = existing->start;
 350                 __entry->e_len          = existing->len;
 351                 __entry->map_start      = map->start;
 352                 __entry->map_len        = map->len;
 353                 __entry->start          = start;
 354                 __entry->len            = len;
 355         ),
 356
 357         TP_printk_btrfs("start=%llu len=%llu "
 358                   "existing(start=%llu len=%llu) "
 359                   "em(start=%llu len=%llu)",
 360                   __entry->start,
 361                   __entry->len,
 362                   __entry->e_start,
 363                   __entry->e_len,
 364                   __entry->map_start,
 365                   __entry->map_len)
 366 );
 367
 368 /* file extent item */
 369 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
 370
 371         TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 372                  const struct btrfs_file_extent_item *fi, u64 start),
 373
 374         TP_ARGS(bi, l, fi, start),
 375
 376         TP_STRUCT__entry_btrfs(
 377                 __field(        u64,    root_obj        )
 378                 __field(        u64,    ino             )
 379                 __field(        loff_t, isize           )
 380                 __field(        u64,    disk_isize      )
 381                 __field(        u64,    num_bytes       )
 382                 __field(        u64,    ram_bytes       )
 383                 __field(        u64,    disk_bytenr     )
 384                 __field(        u64,    disk_num_bytes  )
 385                 __field(        u64,    extent_offset   )
 386                 __field(        u8,     extent_type     )
 387                 __field(        u8,     compression     )
 388                 __field(        u64,    extent_start    )
 389                 __field(        u64,    extent_end      )
 390         ),
 391
 392         TP_fast_assign_btrfs(bi->root->fs_info,
 393                 __entry->root_obj       = bi->root->root_key.objectid;
 394                 __entry->ino            = btrfs_ino(bi);
 395                 __entry->isize          = bi->vfs_inode.i_size;
 396                 __entry->disk_isize     = bi->disk_i_size;
 397                 __entry->num_bytes      = btrfs_file_extent_num_bytes(l, fi);
 398                 __entry->ram_bytes      = btrfs_file_extent_ram_bytes(l, fi);
 399                 __entry->disk_bytenr    = btrfs_file_extent_disk_bytenr(l, fi);
 400                 __entry->disk_num_bytes = btrfs_file_extent_disk_num_bytes(l, fi);
 401                 __entry->extent_offset  = btrfs_file_extent_offset(l, fi);
 402                 __entry->extent_type    = btrfs_file_extent_type(l, fi);
 403                 __entry->compression    = btrfs_file_extent_compression(l, fi);
 404                 __entry->extent_start   = start;
 405                 __entry->extent_end     = (start + __entry->num_bytes);
 406         ),
 407
 408         TP_printk_btrfs(
 409                 "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 410                 "file extent range=[%llu %llu] "
 411                 "(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
 412                 "disk_num_bytes=%llu extent_offset=%llu type=%s "
 413                 "compression=%u",
 414                 show_root_type(__entry->root_obj), __entry->ino,
 415                 __entry->isize,
 416                 __entry->disk_isize, __entry->extent_start,
 417                 __entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
 418                 __entry->disk_bytenr, __entry->disk_num_bytes,
 419                 __entry->extent_offset, __print_symbolic(__entry->extent_type, FI_TYPES),
 420                 __entry->compression)
 421 );
 422
 423 DECLARE_EVENT_CLASS(
 424         btrfs__file_extent_item_inline,
 425
 426         TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 427                  const struct btrfs_file_extent_item *fi, int slot, u64 start),
 428
 429         TP_ARGS(bi, l, fi, slot,  start),
 430
 431         TP_STRUCT__entry_btrfs(
 432                 __field(        u64,    root_obj        )
 433                 __field(        u64,    ino             )
 434                 __field(        loff_t, isize           )
 435                 __field(        u64,    disk_isize      )
 436                 __field(        u8,     extent_type     )
 437                 __field(        u8,     compression     )
 438                 __field(        u64,    extent_start    )
 439                 __field(        u64,    extent_end      )
 440         ),
 441
 442         TP_fast_assign_btrfs(
 443                 bi->root->fs_info,
 444                 __entry->root_obj       = bi->root->root_key.objectid;
 445                 __entry->ino            = btrfs_ino(bi);
 446                 __entry->isize          = bi->vfs_inode.i_size;
 447                 __entry->disk_isize     = bi->disk_i_size;
 448                 __entry->extent_type    = btrfs_file_extent_type(l, fi);
 449                 __entry->compression    = btrfs_file_extent_compression(l, fi);
 450                 __entry->extent_start   = start;
 451                 __entry->extent_end     = (start + btrfs_file_extent_ram_bytes(l, fi));
 452         ),
 453
 454         TP_printk_btrfs(
 455                 "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 456                 "file extent range=[%llu %llu] "
 457                 "extent_type=%s compression=%u",
 458                 show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
 459                 __entry->disk_isize, __entry->extent_start,
 460                 __entry->extent_end, __print_symbolic(__entry->extent_type, FI_TYPES),
 461                 __entry->compression)
 462 );
 463
 464 DEFINE_EVENT(
 465         btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
 466
 467         TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 468                  const struct btrfs_file_extent_item *fi, u64 start),
 469
 470         TP_ARGS(bi, l, fi, start)
 471 );
 472
 473 DEFINE_EVENT(
 474         btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
 475
 476         TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 477                  const struct btrfs_file_extent_item *fi, u64 start),
 478
 479         TP_ARGS(bi, l, fi, start)
 480 );
 481
 482 DEFINE_EVENT(
 483         btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
 484
 485         TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 486                  const struct btrfs_file_extent_item *fi, int slot, u64 start),
 487
 488         TP_ARGS(bi, l, fi, slot, start)
 489 );
 490
 491 DEFINE_EVENT(
 492         btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
 493
 494         TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 495                  const struct btrfs_file_extent_item *fi, int slot, u64 start),
 496
 497         TP_ARGS(bi, l, fi, slot, start)
 498 );
 499
 500 #define show_ordered_flags(flags)                                          \
 501         __print_flags(flags, "|",                                          \
 502                 { (1 << BTRFS_ORDERED_IO_DONE),         "IO_DONE"       }, \
 503                 { (1 << BTRFS_ORDERED_COMPLETE),        "COMPLETE"      }, \
 504                 { (1 << BTRFS_ORDERED_NOCOW),           "NOCOW"         }, \
 505                 { (1 << BTRFS_ORDERED_COMPRESSED),      "COMPRESSED"    }, \
 506                 { (1 << BTRFS_ORDERED_PREALLOC),        "PREALLOC"      }, \
 507                 { (1 << BTRFS_ORDERED_DIRECT),          "DIRECT"        }, \
 508                 { (1 << BTRFS_ORDERED_IOERR),           "IOERR"         }, \
 509                 { (1 << BTRFS_ORDERED_TRUNCATED),       "TRUNCATED"     })
 510
 511
 512 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 513
 514         TP_PROTO(const struct btrfs_inode *inode,
 515                  const struct btrfs_ordered_extent *ordered),
 516
 517         TP_ARGS(inode, ordered),
 518
 519         TP_STRUCT__entry_btrfs(
 520                 __field(        u64,  ino               )
 521                 __field(        u64,  file_offset       )
 522                 __field(        u64,  start             )
 523                 __field(        u64,  len               )
 524                 __field(        u64,  disk_len          )
 525                 __field(        u64,  bytes_left        )
 526                 __field(        unsigned long,  flags   )
 527                 __field(        int,  compress_type     )
 528                 __field(        int,  refs              )
 529                 __field(        u64,  root_objectid     )
 530                 __field(        u64,  truncated_len     )
 531         ),
 532
 533         TP_fast_assign_btrfs(inode->root->fs_info,
 534                 __entry->ino            = btrfs_ino(inode);
 535                 __entry->file_offset    = ordered->file_offset;
 536                 __entry->start          = ordered->disk_bytenr;
 537                 __entry->len            = ordered->num_bytes;
 538                 __entry->disk_len       = ordered->disk_num_bytes;
 539                 __entry->bytes_left     = ordered->bytes_left;
 540                 __entry->flags          = ordered->flags;
 541                 __entry->compress_type  = ordered->compress_type;
 542                 __entry->refs           = refcount_read(&ordered->refs);
 543                 __entry->root_objectid  = inode->root->root_key.objectid;
 544                 __entry->truncated_len  = ordered->truncated_len;
 545         ),
 546
 547         TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
 548                   "start=%llu len=%llu disk_len=%llu "
 549                   "truncated_len=%llu "
 550                   "bytes_left=%llu flags=%s compress_type=%d "
 551                   "refs=%d",
 552                   show_root_type(__entry->root_objectid),
 553                   __entry->ino,
 554                   __entry->file_offset,
 555                   __entry->start,
 556                   __entry->len,
 557                   __entry->disk_len,
 558                   __entry->truncated_len,
 559                   __entry->bytes_left,
 560                   show_ordered_flags(__entry->flags),
 561                   __entry->compress_type, __entry->refs)
 562 );
 563
 564 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 565
 566         TP_PROTO(const struct btrfs_inode *inode,
 567                  const struct btrfs_ordered_extent *ordered),
 568
 569         TP_ARGS(inode, ordered)
 570 );
 571
 572 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 573
 574         TP_PROTO(const struct btrfs_inode *inode,
 575                  const struct btrfs_ordered_extent *ordered),
 576
 577         TP_ARGS(inode, ordered)
 578 );
 579
 580 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 581
 582         TP_PROTO(const struct btrfs_inode *inode,
 583                  const struct btrfs_ordered_extent *ordered),
 584
 585         TP_ARGS(inode, ordered)
 586 );
 587
 588 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 589
 590         TP_PROTO(const struct btrfs_inode *inode,
 591                  const struct btrfs_ordered_extent *ordered),
 592
 593         TP_ARGS(inode, ordered)
 594 );
 595
 596 DECLARE_EVENT_CLASS(btrfs__writepage,
 597
 598         TP_PROTO(const struct page *page, const struct inode *inode,
 599                  const struct writeback_control *wbc),
 600
 601         TP_ARGS(page, inode, wbc),
 602
 603         TP_STRUCT__entry_btrfs(
 604                 __field(        u64,    ino                     )
 605                 __field(        pgoff_t,  index                 )
 606                 __field(        long,   nr_to_write             )
 607                 __field(        long,   pages_skipped           )
 608                 __field(        loff_t, range_start             )
 609                 __field(        loff_t, range_end               )
 610                 __field(        char,   for_kupdate             )
 611                 __field(        char,   for_reclaim             )
 612                 __field(        char,   range_cyclic            )
 613                 __field(        unsigned long,  writeback_index )
 614                 __field(        u64,    root_objectid           )
 615         ),
 616
 617         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 618                 __entry->ino            = btrfs_ino(BTRFS_I(inode));
 619                 __entry->index          = page->index;
 620                 __entry->nr_to_write    = wbc->nr_to_write;
 621                 __entry->pages_skipped  = wbc->pages_skipped;
 622                 __entry->range_start    = wbc->range_start;
 623                 __entry->range_end      = wbc->range_end;
 624                 __entry->for_kupdate    = wbc->for_kupdate;
 625                 __entry->for_reclaim    = wbc->for_reclaim;
 626                 __entry->range_cyclic   = wbc->range_cyclic;
 627                 __entry->writeback_index = inode->i_mapping->writeback_index;
 628                 __entry->root_objectid  =
 629                                  BTRFS_I(inode)->root->root_key.objectid;
 630         ),
 631
 632         TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
 633                   "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
 634                   "range_end=%llu for_kupdate=%d "
 635                   "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
 636                   show_root_type(__entry->root_objectid),
 637                   __entry->ino, __entry->index,
 638                   __entry->nr_to_write, __entry->pages_skipped,
 639                   __entry->range_start, __entry->range_end,
 640                   __entry->for_kupdate,
 641                   __entry->for_reclaim, __entry->range_cyclic,
 642                   __entry->writeback_index)
 643 );
 644
 645 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 646
 647         TP_PROTO(const struct page *page, const struct inode *inode,
 648                  const struct writeback_control *wbc),
 649
 650         TP_ARGS(page, inode, wbc)
 651 );
 652
 653 TRACE_EVENT(btrfs_writepage_end_io_hook,
 654
 655         TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
 656
 657         TP_ARGS(page, start, end, uptodate),
 658
 659         TP_STRUCT__entry_btrfs(
 660                 __field(        u64,     ino            )
 661                 __field(        unsigned long, index    )
 662                 __field(        u64,     start          )
 663                 __field(        u64,     end            )
 664                 __field(        int,     uptodate       )
 665                 __field(        u64,    root_objectid   )
 666         ),
 667
 668         TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
 669                 __entry->ino    = btrfs_ino(BTRFS_I(page->mapping->host));
 670                 __entry->index  = page->index;
 671                 __entry->start  = start;
 672                 __entry->end    = end;
 673                 __entry->uptodate = uptodate;
 674                 __entry->root_objectid  =
 675                          BTRFS_I(page->mapping->host)->root->root_key.objectid;
 676         ),
 677
 678         TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu start=%llu "
 679                   "end=%llu uptodate=%d",
 680                   show_root_type(__entry->root_objectid),
 681                   __entry->ino, __entry->index,
 682                   __entry->start,
 683                   __entry->end, __entry->uptodate)
 684 );
 685
 686 TRACE_EVENT(btrfs_sync_file,
 687
 688         TP_PROTO(const struct file *file, int datasync),
 689
 690         TP_ARGS(file, datasync),
 691
 692         TP_STRUCT__entry_btrfs(
 693                 __field(        u64,    ino             )
 694                 __field(        u64,    parent          )
 695                 __field(        int,    datasync        )
 696                 __field(        u64,    root_objectid   )
 697         ),
 698
 699         TP_fast_assign(
 700                 const struct dentry *dentry = file->f_path.dentry;
 701                 const struct inode *inode = d_inode(dentry);
 702
 703                 TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
 704                 __entry->ino            = btrfs_ino(BTRFS_I(inode));
 705                 __entry->parent         = btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
 706                 __entry->datasync       = datasync;
 707                 __entry->root_objectid  =
 708                                  BTRFS_I(inode)->root->root_key.objectid;
 709         ),
 710
 711         TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
 712                   show_root_type(__entry->root_objectid),
 713                   __entry->ino,
 714                   __entry->parent,
 715                   __entry->datasync)
 716 );
 717
 718 TRACE_EVENT(btrfs_sync_fs,
 719
 720         TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
 721
 722         TP_ARGS(fs_info, wait),
 723
 724         TP_STRUCT__entry_btrfs(
 725                 __field(        int,  wait              )
 726         ),
 727
 728         TP_fast_assign_btrfs(fs_info,
 729                 __entry->wait   = wait;
 730         ),
 731
 732         TP_printk_btrfs("wait=%d", __entry->wait)
 733 );
 734
 735 TRACE_EVENT(btrfs_add_block_group,
 736
 737         TP_PROTO(const struct btrfs_fs_info *fs_info,
 738                  const struct btrfs_block_group *block_group, int create),
 739
 740         TP_ARGS(fs_info, block_group, create),
 741
 742         TP_STRUCT__entry_btrfs(
 743                 __field(        u64,    offset                  )
 744                 __field(        u64,    size                    )
 745                 __field(        u64,    flags                   )
 746                 __field(        u64,    bytes_used              )
 747                 __field(        u64,    bytes_super             )
 748                 __field(        int,    create                  )
 749         ),
 750
 751         TP_fast_assign_btrfs(fs_info,
 752                 __entry->offset         = block_group->start;
 753                 __entry->size           = block_group->length;
 754                 __entry->flags          = block_group->flags;
 755                 __entry->bytes_used     = block_group->used;
 756                 __entry->bytes_super    = block_group->bytes_super;
 757                 __entry->create         = create;
 758         ),
 759
 760         TP_printk_btrfs("block_group offset=%llu size=%llu "
 761                   "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
 762                   "create=%d",
 763                   __entry->offset,
 764                   __entry->size,
 765                   __entry->flags,
 766                   __print_flags((unsigned long)__entry->flags, "|",
 767                                 BTRFS_GROUP_FLAGS),
 768                   __entry->bytes_used,
 769                   __entry->bytes_super, __entry->create)
 770 );
 771
 772 #define show_ref_action(action)                                         \
 773         __print_symbolic(action,                                        \
 774                 { BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },        \
 775                 { BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },       \
 776                 { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" },     \
 777                 { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
 778
 779
 780 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 781
 782         TP_PROTO(const struct btrfs_fs_info *fs_info,
 783                  const struct btrfs_delayed_ref_node *ref,
 784                  const struct btrfs_delayed_tree_ref *full_ref,
 785                  int action),
 786
 787         TP_ARGS(fs_info, ref, full_ref, action),
 788
 789         TP_STRUCT__entry_btrfs(
 790                 __field(        u64,  bytenr            )
 791                 __field(        u64,  num_bytes         )
 792                 __field(        int,  action            )
 793                 __field(        u64,  parent            )
 794                 __field(        u64,  ref_root          )
 795                 __field(        int,  level             )
 796                 __field(        int,  type              )
 797                 __field(        u64,  seq               )
 798         ),
 799
 800         TP_fast_assign_btrfs(fs_info,
 801                 __entry->bytenr         = ref->bytenr;
 802                 __entry->num_bytes      = ref->num_bytes;
 803                 __entry->action         = action;
 804                 __entry->parent         = full_ref->parent;
 805                 __entry->ref_root       = full_ref->root;
 806                 __entry->level          = full_ref->level;
 807                 __entry->type           = ref->type;
 808                 __entry->seq            = ref->seq;
 809         ),
 810
 811         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 812                   "parent=%llu(%s) ref_root=%llu(%s) level=%d "
 813                   "type=%s seq=%llu",
 814                   __entry->bytenr,
 815                   __entry->num_bytes,
 816                   show_ref_action(__entry->action),
 817                   show_root_type(__entry->parent),
 818                   show_root_type(__entry->ref_root),
 819                   __entry->level, show_ref_type(__entry->type),
 820                   __entry->seq)
 821 );
 822
 823 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 824
 825         TP_PROTO(const struct btrfs_fs_info *fs_info,
 826                  const struct btrfs_delayed_ref_node *ref,
 827                  const struct btrfs_delayed_tree_ref *full_ref,
 828                  int action),
 829
 830         TP_ARGS(fs_info, ref, full_ref, action)
 831 );
 832
 833 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 834
 835         TP_PROTO(const struct btrfs_fs_info *fs_info,
 836                  const struct btrfs_delayed_ref_node *ref,
 837                  const struct btrfs_delayed_tree_ref *full_ref,
 838                  int action),
 839
 840         TP_ARGS(fs_info, ref, full_ref, action)
 841 );
 842
 843 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 844
 845         TP_PROTO(const struct btrfs_fs_info *fs_info,
 846                  const struct btrfs_delayed_ref_node *ref,
 847                  const struct btrfs_delayed_data_ref *full_ref,
 848                  int action),
 849
 850         TP_ARGS(fs_info, ref, full_ref, action),
 851
 852         TP_STRUCT__entry_btrfs(
 853                 __field(        u64,  bytenr            )
 854                 __field(        u64,  num_bytes         )
 855                 __field(        int,  action            )
 856                 __field(        u64,  parent            )
 857                 __field(        u64,  ref_root          )
 858                 __field(        u64,  owner             )
 859                 __field(        u64,  offset            )
 860                 __field(        int,  type              )
 861                 __field(        u64,  seq               )
 862         ),
 863
 864         TP_fast_assign_btrfs(fs_info,
 865                 __entry->bytenr         = ref->bytenr;
 866                 __entry->num_bytes      = ref->num_bytes;
 867                 __entry->action         = action;
 868                 __entry->parent         = full_ref->parent;
 869                 __entry->ref_root       = full_ref->root;
 870                 __entry->owner          = full_ref->objectid;
 871                 __entry->offset         = full_ref->offset;
 872                 __entry->type           = ref->type;
 873                 __entry->seq            = ref->seq;
 874         ),
 875
 876         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 877                   "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
 878                   "offset=%llu type=%s seq=%llu",
 879                   __entry->bytenr,
 880                   __entry->num_bytes,
 881                   show_ref_action(__entry->action),
 882                   show_root_type(__entry->parent),
 883                   show_root_type(__entry->ref_root),
 884                   __entry->owner,
 885                   __entry->offset,
 886                   show_ref_type(__entry->type),
 887                   __entry->seq)
 888 );
 889
 890 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 891
 892         TP_PROTO(const struct btrfs_fs_info *fs_info,
 893                  const struct btrfs_delayed_ref_node *ref,
 894                  const struct btrfs_delayed_data_ref *full_ref,
 895                  int action),
 896
 897         TP_ARGS(fs_info, ref, full_ref, action)
 898 );
 899
 900 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 901
 902         TP_PROTO(const struct btrfs_fs_info *fs_info,
 903                  const struct btrfs_delayed_ref_node *ref,
 904                  const struct btrfs_delayed_data_ref *full_ref,
 905                  int action),
 906
 907         TP_ARGS(fs_info, ref, full_ref, action)
 908 );
 909
 910 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 911
 912         TP_PROTO(const struct btrfs_fs_info *fs_info,
 913                  const struct btrfs_delayed_ref_head *head_ref,
 914                  int action),
 915
 916         TP_ARGS(fs_info, head_ref, action),
 917
 918         TP_STRUCT__entry_btrfs(
 919                 __field(        u64,  bytenr            )
 920                 __field(        u64,  num_bytes         )
 921                 __field(        int,  action            )
 922                 __field(        int,  is_data           )
 923         ),
 924
 925         TP_fast_assign_btrfs(fs_info,
 926                 __entry->bytenr         = head_ref->bytenr;
 927                 __entry->num_bytes      = head_ref->num_bytes;
 928                 __entry->action         = action;
 929                 __entry->is_data        = head_ref->is_data;
 930         ),
 931
 932         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
 933                   __entry->bytenr,
 934                   __entry->num_bytes,
 935                   show_ref_action(__entry->action),
 936                   __entry->is_data)
 937 );
 938
 939 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 940
 941         TP_PROTO(const struct btrfs_fs_info *fs_info,
 942                  const struct btrfs_delayed_ref_head *head_ref,
 943                  int action),
 944
 945         TP_ARGS(fs_info, head_ref, action)
 946 );
 947
 948 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 949
 950         TP_PROTO(const struct btrfs_fs_info *fs_info,
 951                  const struct btrfs_delayed_ref_head *head_ref,
 952                  int action),
 953
 954         TP_ARGS(fs_info, head_ref, action)
 955 );
 956
 957 #define show_chunk_type(type)                                   \
 958         __print_flags(type, "|",                                \
 959                 { BTRFS_BLOCK_GROUP_DATA,       "DATA"  },      \
 960                 { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
 961                 { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
 962                 { BTRFS_BLOCK_GROUP_RAID0,      "RAID0" },      \
 963                 { BTRFS_BLOCK_GROUP_RAID1,      "RAID1" },      \
 964                 { BTRFS_BLOCK_GROUP_DUP,        "DUP"   },      \
 965                 { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
 966                 { BTRFS_BLOCK_GROUP_RAID5,      "RAID5" },      \
 967                 { BTRFS_BLOCK_GROUP_RAID6,      "RAID6" })
 968
 969 DECLARE_EVENT_CLASS(btrfs__chunk,
 970
 971         TP_PROTO(const struct btrfs_fs_info *fs_info,
 972                  const struct map_lookup *map, u64 offset, u64 size),
 973
 974         TP_ARGS(fs_info, map, offset, size),
 975
 976         TP_STRUCT__entry_btrfs(
 977                 __field(        int,  num_stripes               )
 978                 __field(        u64,  type                      )
 979                 __field(        int,  sub_stripes               )
 980                 __field(        u64,  offset                    )
 981                 __field(        u64,  size                      )
 982                 __field(        u64,  root_objectid             )
 983         ),
 984
 985         TP_fast_assign_btrfs(fs_info,
 986                 __entry->num_stripes    = map->num_stripes;
 987                 __entry->type           = map->type;
 988                 __entry->sub_stripes    = map->sub_stripes;
 989                 __entry->offset         = offset;
 990                 __entry->size           = size;
 991                 __entry->root_objectid  = fs_info->chunk_root->root_key.objectid;
 992         ),
 993
 994         TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
 995                   "num_stripes=%d sub_stripes=%d type=%s",
 996                   show_root_type(__entry->root_objectid),
 997                   __entry->offset,
 998                   __entry->size,
 999                   __entry->num_stripes, __entry->sub_stripes,
1000                   show_chunk_type(__entry->type))
1001 );
1002
1003 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
1004
1005         TP_PROTO(const struct btrfs_fs_info *fs_info,
1006                  const struct map_lookup *map, u64 offset, u64 size),
1007
1008         TP_ARGS(fs_info, map, offset, size)
1009 );
1010
1011 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
1012
1013         TP_PROTO(const struct btrfs_fs_info *fs_info,
1014                  const struct map_lookup *map, u64 offset, u64 size),
1015
1016         TP_ARGS(fs_info, map, offset, size)
1017 );
1018
1019 TRACE_EVENT(btrfs_cow_block,
1020
1021         TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
1022                  const struct extent_buffer *cow),
1023
1024         TP_ARGS(root, buf, cow),
1025
1026         TP_STRUCT__entry_btrfs(
1027                 __field(        u64,  root_objectid             )
1028                 __field(        u64,  buf_start                 )
1029                 __field(        int,  refs                      )
1030                 __field(        u64,  cow_start                 )
1031                 __field(        int,  buf_level                 )
1032                 __field(        int,  cow_level                 )
1033         ),
1034
1035         TP_fast_assign_btrfs(root->fs_info,
1036                 __entry->root_objectid  = root->root_key.objectid;
1037                 __entry->buf_start      = buf->start;
1038                 __entry->refs           = atomic_read(&buf->refs);
1039                 __entry->cow_start      = cow->start;
1040                 __entry->buf_level      = btrfs_header_level(buf);
1041                 __entry->cow_level      = btrfs_header_level(cow);
1042         ),
1043
1044         TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1045                   "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1046                   show_root_type(__entry->root_objectid),
1047                   __entry->refs,
1048                   __entry->buf_start,
1049                   __entry->buf_level,
1050                   __entry->cow_start,
1051                   __entry->cow_level)
1052 );
1053
1054 TRACE_EVENT(btrfs_space_reservation,
1055
1056         TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
1057                  u64 bytes, int reserve),
1058
1059         TP_ARGS(fs_info, type, val, bytes, reserve),
1060
1061         TP_STRUCT__entry_btrfs(
1062                 __string(       type,   type                    )
1063                 __field(        u64,    val                     )
1064                 __field(        u64,    bytes                   )
1065                 __field(        int,    reserve                 )
1066         ),
1067
1068         TP_fast_assign_btrfs(fs_info,
1069                 __assign_str(type, type);
1070                 __entry->val            = val;
1071                 __entry->bytes          = bytes;
1072                 __entry->reserve        = reserve;
1073         ),
1074
1075         TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1076                         __entry->reserve ? "reserve" : "release",
1077                         __entry->bytes)
1078 );
1079
1080 TRACE_EVENT(btrfs_trigger_flush,
1081
1082         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1083                  int flush, const char *reason),
1084
1085         TP_ARGS(fs_info, flags, bytes, flush, reason),
1086
1087         TP_STRUCT__entry_btrfs(
1088                 __field(        u64,    flags                   )
1089                 __field(        u64,    bytes                   )
1090                 __field(        int,    flush                   )
1091                 __string(       reason, reason                  )
1092         ),
1093
1094         TP_fast_assign_btrfs(fs_info,
1095                 __entry->flags  = flags;
1096                 __entry->bytes  = bytes;
1097                 __entry->flush  = flush;
1098                 __assign_str(reason, reason)
1099         ),
1100
1101         TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1102                   __get_str(reason), __entry->flush,
1103                   __print_symbolic(__entry->flush, FLUSH_ACTIONS),
1104                   __entry->flags,
1105                   __print_flags((unsigned long)__entry->flags, "|",
1106                                 BTRFS_GROUP_FLAGS),
1107                   __entry->bytes)
1108 );
1109
1110
1111 TRACE_EVENT(btrfs_flush_space,
1112
1113         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1114                  int state, int ret),
1115
1116         TP_ARGS(fs_info, flags, num_bytes, state, ret),
1117
1118         TP_STRUCT__entry_btrfs(
1119                 __field(        u64,    flags                   )
1120                 __field(        u64,    num_bytes               )
1121                 __field(        int,    state                   )
1122                 __field(        int,    ret                     )
1123         ),
1124
1125         TP_fast_assign_btrfs(fs_info,
1126                 __entry->flags          =       flags;
1127                 __entry->num_bytes      =       num_bytes;
1128                 __entry->state          =       state;
1129                 __entry->ret            =       ret;
1130         ),
1131
1132         TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d",
1133                   __entry->state,
1134                   __print_symbolic(__entry->state, FLUSH_STATES),
1135                   __entry->flags,
1136                   __print_flags((unsigned long)__entry->flags, "|",
1137                                 BTRFS_GROUP_FLAGS),
1138                   __entry->num_bytes, __entry->ret)
1139 );
1140
1141 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1142
1143         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1144
1145         TP_ARGS(fs_info, start, len),
1146
1147         TP_STRUCT__entry_btrfs(
1148                 __field(        u64,  start                     )
1149                 __field(        u64,  len                       )
1150         ),
1151
1152         TP_fast_assign_btrfs(fs_info,
1153                 __entry->start          = start;
1154                 __entry->len            = len;
1155         ),
1156
1157         TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1158                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1159                   __entry->start,
1160                   __entry->len)
1161 );
1162
1163 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1164
1165         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1166
1167         TP_ARGS(fs_info, start, len)
1168 );
1169
1170 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1171
1172         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1173
1174         TP_ARGS(fs_info, start, len)
1175 );
1176
1177 TRACE_EVENT(find_free_extent,
1178
1179         TP_PROTO(const struct btrfs_root *root, u64 num_bytes,
1180                  u64 empty_size, u64 data),
1181
1182         TP_ARGS(root, num_bytes, empty_size, data),
1183
1184         TP_STRUCT__entry_btrfs(
1185                 __field(        u64,    root_objectid           )
1186                 __field(        u64,    num_bytes               )
1187                 __field(        u64,    empty_size              )
1188                 __field(        u64,    data                    )
1189         ),
1190
1191         TP_fast_assign_btrfs(root->fs_info,
1192                 __entry->root_objectid  = root->root_key.objectid;
1193                 __entry->num_bytes      = num_bytes;
1194                 __entry->empty_size     = empty_size;
1195                 __entry->data           = data;
1196         ),
1197
1198         TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
1199                   show_root_type(__entry->root_objectid),
1200                   __entry->num_bytes, __entry->empty_size, __entry->data,
1201                   __print_flags((unsigned long)__entry->data, "|",
1202                                  BTRFS_GROUP_FLAGS))
1203 );
1204
1205 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1206
1207         TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1208                  u64 len),
1209
1210         TP_ARGS(block_group, start, len),
1211
1212         TP_STRUCT__entry_btrfs(
1213                 __field(        u64,    bg_objectid             )
1214                 __field(        u64,    flags                   )
1215                 __field(        u64,    start                   )
1216                 __field(        u64,    len                     )
1217         ),
1218
1219         TP_fast_assign_btrfs(block_group->fs_info,
1220                 __entry->bg_objectid    = block_group->start;
1221                 __entry->flags          = block_group->flags;
1222                 __entry->start          = start;
1223                 __entry->len            = len;
1224         ),
1225
1226         TP_printk_btrfs("root=%llu(%s) block_group=%llu flags=%llu(%s) "
1227                   "start=%llu len=%llu",
1228                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1229                   __entry->bg_objectid,
1230                   __entry->flags, __print_flags((unsigned long)__entry->flags,
1231                                                 "|", BTRFS_GROUP_FLAGS),
1232                   __entry->start, __entry->len)
1233 );
1234
1235 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1236
1237         TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1238                  u64 len),
1239
1240         TP_ARGS(block_group, start, len)
1241 );
1242
1243 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1244
1245         TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1246                  u64 len),
1247
1248         TP_ARGS(block_group, start, len)
1249 );
1250
1251 TRACE_EVENT(btrfs_find_cluster,
1252
1253         TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
1254                  u64 bytes, u64 empty_size, u64 min_bytes),
1255
1256         TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1257
1258         TP_STRUCT__entry_btrfs(
1259                 __field(        u64,    bg_objectid             )
1260                 __field(        u64,    flags                   )
1261                 __field(        u64,    start                   )
1262                 __field(        u64,    bytes                   )
1263                 __field(        u64,    empty_size              )
1264                 __field(        u64,    min_bytes               )
1265         ),
1266
1267         TP_fast_assign_btrfs(block_group->fs_info,
1268                 __entry->bg_objectid    = block_group->start;
1269                 __entry->flags          = block_group->flags;
1270                 __entry->start          = start;
1271                 __entry->bytes          = bytes;
1272                 __entry->empty_size     = empty_size;
1273                 __entry->min_bytes      = min_bytes;
1274         ),
1275
1276         TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
1277                   "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
1278                   __entry->flags,
1279                   __print_flags((unsigned long)__entry->flags, "|",
1280                                 BTRFS_GROUP_FLAGS), __entry->start,
1281                   __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1282 );
1283
1284 TRACE_EVENT(btrfs_failed_cluster_setup,
1285
1286         TP_PROTO(const struct btrfs_block_group *block_group),
1287
1288         TP_ARGS(block_group),
1289
1290         TP_STRUCT__entry_btrfs(
1291                 __field(        u64,    bg_objectid             )
1292         ),
1293
1294         TP_fast_assign_btrfs(block_group->fs_info,
1295                 __entry->bg_objectid    = block_group->start;
1296         ),
1297
1298         TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
1299 );
1300
1301 TRACE_EVENT(btrfs_setup_cluster,
1302
1303         TP_PROTO(const struct btrfs_block_group *block_group,
1304                  const struct btrfs_free_cluster *cluster,
1305                  u64 size, int bitmap),
1306
1307         TP_ARGS(block_group, cluster, size, bitmap),
1308
1309         TP_STRUCT__entry_btrfs(
1310                 __field(        u64,    bg_objectid             )
1311                 __field(        u64,    flags                   )
1312                 __field(        u64,    start                   )
1313                 __field(        u64,    max_size                )
1314                 __field(        u64,    size                    )
1315                 __field(        int,    bitmap                  )
1316         ),
1317
1318         TP_fast_assign_btrfs(block_group->fs_info,
1319                 __entry->bg_objectid    = block_group->start;
1320                 __entry->flags          = block_group->flags;
1321                 __entry->start          = cluster->window_start;
1322                 __entry->max_size       = cluster->max_size;
1323                 __entry->size           = size;
1324                 __entry->bitmap         = bitmap;
1325         ),
1326
1327         TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
1328                   "size=%llu max_size=%llu bitmap=%d",
1329                   __entry->bg_objectid,
1330                   __entry->flags,
1331                   __print_flags((unsigned long)__entry->flags, "|",
1332                                 BTRFS_GROUP_FLAGS), __entry->start,
1333                   __entry->size, __entry->max_size, __entry->bitmap)
1334 );
1335
1336 struct extent_state;
1337 TRACE_EVENT(alloc_extent_state,
1338
1339         TP_PROTO(const struct extent_state *state,
1340                  gfp_t mask, unsigned long IP),
1341
1342         TP_ARGS(state, mask, IP),
1343
1344         TP_STRUCT__entry(
1345                 __field(const struct extent_state *, state)
1346                 __field(gfp_t, mask)
1347                 __field(const void*, ip)
1348         ),
1349
1350         TP_fast_assign(
1351                 __entry->state  = state,
1352                 __entry->mask   = mask,
1353                 __entry->ip     = (const void *)IP
1354         ),
1355
1356         TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1357                   show_gfp_flags(__entry->mask), __entry->ip)
1358 );
1359
1360 TRACE_EVENT(free_extent_state,
1361
1362         TP_PROTO(const struct extent_state *state, unsigned long IP),
1363
1364         TP_ARGS(state, IP),
1365
1366         TP_STRUCT__entry(
1367                 __field(const struct extent_state *, state)
1368                 __field(const void*, ip)
1369         ),
1370
1371         TP_fast_assign(
1372                 __entry->state  = state,
1373                 __entry->ip = (const void *)IP
1374         ),
1375
1376         TP_printk("state=%p caller=%pS", __entry->state, __entry->ip)
1377 );
1378
1379 DECLARE_EVENT_CLASS(btrfs__work,
1380
1381         TP_PROTO(const struct btrfs_work *work),
1382
1383         TP_ARGS(work),
1384
1385         TP_STRUCT__entry_btrfs(
1386                 __field(        const void *,   work                    )
1387                 __field(        const void *,   wq                      )
1388                 __field(        const void *,   func                    )
1389                 __field(        const void *,   ordered_func            )
1390                 __field(        const void *,   ordered_free            )
1391                 __field(        const void *,   normal_work             )
1392         ),
1393
1394         TP_fast_assign_btrfs(btrfs_work_owner(work),
1395                 __entry->work           = work;
1396                 __entry->wq             = work->wq;
1397                 __entry->func           = work->func;
1398                 __entry->ordered_func   = work->ordered_func;
1399                 __entry->ordered_free   = work->ordered_free;
1400                 __entry->normal_work    = &work->normal_work;
1401         ),
1402
1403         TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%ps ordered_func=%p "
1404                   "ordered_free=%p",
1405                   __entry->work, __entry->normal_work, __entry->wq,
1406                    __entry->func, __entry->ordered_func, __entry->ordered_free)
1407 );
1408
1409 /*
1410  * For situations when the work is freed, we pass fs_info and a tag that matches
1411  * the address of the work structure so it can be paired with the scheduling
1412  * event. DO NOT add anything here that dereferences wtag.
1413  */
1414 DECLARE_EVENT_CLASS(btrfs__work__done,
1415
1416         TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1417
1418         TP_ARGS(fs_info, wtag),
1419
1420         TP_STRUCT__entry_btrfs(
1421                 __field(        const void *,   wtag                    )
1422         ),
1423
1424         TP_fast_assign_btrfs(fs_info,
1425                 __entry->wtag           = wtag;
1426         ),
1427
1428         TP_printk_btrfs("work->%p", __entry->wtag)
1429 );
1430
1431 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1432
1433         TP_PROTO(const struct btrfs_work *work),
1434
1435         TP_ARGS(work)
1436 );
1437
1438 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1439
1440         TP_PROTO(const struct btrfs_work *work),
1441
1442         TP_ARGS(work)
1443 );
1444
1445 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1446
1447         TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1448
1449         TP_ARGS(fs_info, wtag)
1450 );
1451
1452 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1453
1454         TP_PROTO(const struct btrfs_work *work),
1455
1456         TP_ARGS(work)
1457 );
1458
1459 DECLARE_EVENT_CLASS(btrfs__workqueue,
1460
1461         TP_PROTO(const struct __btrfs_workqueue *wq,
1462                  const char *name, int high),
1463
1464         TP_ARGS(wq, name, high),
1465
1466         TP_STRUCT__entry_btrfs(
1467                 __field(        const void *,   wq                      )
1468                 __string(       name,   name                    )
1469                 __field(        int ,   high                    )
1470         ),
1471
1472         TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1473                 __entry->wq             = wq;
1474                 __assign_str(name, name);
1475                 __entry->high           = high;
1476         ),
1477
1478         TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1479                   __print_flags(__entry->high, "",
1480                                 {(WQ_HIGHPRI),  "-high"}),
1481                   __entry->wq)
1482 );
1483
1484 DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1485
1486         TP_PROTO(const struct __btrfs_workqueue *wq,
1487                  const char *name, int high),
1488
1489         TP_ARGS(wq, name, high)
1490 );
1491
1492 DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1493
1494         TP_PROTO(const struct __btrfs_workqueue *wq),
1495
1496         TP_ARGS(wq),
1497
1498         TP_STRUCT__entry_btrfs(
1499                 __field(        const void *,   wq              )
1500         ),
1501
1502         TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1503                 __entry->wq             = wq;
1504         ),
1505
1506         TP_printk_btrfs("wq=%p", __entry->wq)
1507 );
1508
1509 DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1510
1511         TP_PROTO(const struct __btrfs_workqueue *wq),
1512
1513         TP_ARGS(wq)
1514 );
1515
1516 #define BTRFS_QGROUP_OPERATIONS                         \
1517         { QGROUP_RESERVE,       "reserve"       },      \
1518         { QGROUP_RELEASE,       "release"       },      \
1519         { QGROUP_FREE,          "free"          }
1520
1521 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1522
1523         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1524                  u64 reserved, int op),
1525
1526         TP_ARGS(inode, start, len, reserved, op),
1527
1528         TP_STRUCT__entry_btrfs(
1529                 __field(        u64,            rootid          )
1530                 __field(        u64,            ino             )
1531                 __field(        u64,            start           )
1532                 __field(        u64,            len             )
1533                 __field(        u64,            reserved        )
1534                 __field(        int,            op              )
1535         ),
1536
1537         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1538                 __entry->rootid         =
1539                         BTRFS_I(inode)->root->root_key.objectid;
1540                 __entry->ino            = btrfs_ino(BTRFS_I(inode));
1541                 __entry->start          = start;
1542                 __entry->len            = len;
1543                 __entry->reserved       = reserved;
1544                 __entry->op             = op;
1545         ),
1546
1547         TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1548                   __entry->rootid, __entry->ino, __entry->start, __entry->len,
1549                   __entry->reserved,
1550                   __print_flags((unsigned long)__entry->op, "",
1551                                 BTRFS_QGROUP_OPERATIONS)
1552         )
1553 );
1554
1555 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1556
1557         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1558                  u64 reserved, int op),
1559
1560         TP_ARGS(inode, start, len, reserved, op)
1561 );
1562
1563 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1564
1565         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1566                  u64 reserved, int op),
1567
1568         TP_ARGS(inode, start, len, reserved, op)
1569 );
1570
1571 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1572         TP_PROTO(const struct btrfs_fs_info *fs_info,
1573                  const struct btrfs_qgroup_extent_record *rec),
1574
1575         TP_ARGS(fs_info, rec),
1576
1577         TP_STRUCT__entry_btrfs(
1578                 __field(        u64,  bytenr            )
1579                 __field(        u64,  num_bytes         )
1580         ),
1581
1582         TP_fast_assign_btrfs(fs_info,
1583                 __entry->bytenr         = rec->bytenr,
1584                 __entry->num_bytes      = rec->num_bytes;
1585         ),
1586
1587         TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1588                   __entry->bytenr, __entry->num_bytes)
1589 );
1590
1591 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1592
1593         TP_PROTO(const struct btrfs_fs_info *fs_info,
1594                  const struct btrfs_qgroup_extent_record *rec),
1595
1596         TP_ARGS(fs_info, rec)
1597 );
1598
1599 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1600
1601         TP_PROTO(const struct btrfs_fs_info *fs_info,
1602                  const struct btrfs_qgroup_extent_record *rec),
1603
1604         TP_ARGS(fs_info, rec)
1605 );
1606
1607 TRACE_EVENT(qgroup_num_dirty_extents,
1608
1609         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
1610                  u64 num_dirty_extents),
1611
1612         TP_ARGS(fs_info, transid, num_dirty_extents),
1613
1614         TP_STRUCT__entry_btrfs(
1615                 __field(        u64, transid                    )
1616                 __field(        u64, num_dirty_extents          )
1617         ),
1618
1619         TP_fast_assign_btrfs(fs_info,
1620                 __entry->transid           = transid;
1621                 __entry->num_dirty_extents = num_dirty_extents;
1622         ),
1623
1624         TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
1625                 __entry->transid, __entry->num_dirty_extents)
1626 );
1627
1628 TRACE_EVENT(btrfs_qgroup_account_extent,
1629
1630         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
1631                  u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1632
1633         TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
1634                 nr_new_roots),
1635
1636         TP_STRUCT__entry_btrfs(
1637                 __field(        u64,  transid                   )
1638                 __field(        u64,  bytenr                    )
1639                 __field(        u64,  num_bytes                 )
1640                 __field(        u64,  nr_old_roots              )
1641                 __field(        u64,  nr_new_roots              )
1642         ),
1643
1644         TP_fast_assign_btrfs(fs_info,
1645                 __entry->transid        = transid;
1646                 __entry->bytenr         = bytenr;
1647                 __entry->num_bytes      = num_bytes;
1648                 __entry->nr_old_roots   = nr_old_roots;
1649                 __entry->nr_new_roots   = nr_new_roots;
1650         ),
1651
1652         TP_printk_btrfs(
1653 "transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
1654                 __entry->transid,
1655                 __entry->bytenr,
1656                 __entry->num_bytes,
1657                 __entry->nr_old_roots,
1658                 __entry->nr_new_roots)
1659 );
1660
1661 TRACE_EVENT(qgroup_update_counters,
1662
1663         TP_PROTO(const struct btrfs_fs_info *fs_info,
1664                  const struct btrfs_qgroup *qgroup,
1665                  u64 cur_old_count, u64 cur_new_count),
1666
1667         TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
1668
1669         TP_STRUCT__entry_btrfs(
1670                 __field(        u64,  qgid                      )
1671                 __field(        u64,  old_rfer                  )
1672                 __field(        u64,  old_excl                  )
1673                 __field(        u64,  cur_old_count             )
1674                 __field(        u64,  cur_new_count             )
1675         ),
1676
1677         TP_fast_assign_btrfs(fs_info,
1678                 __entry->qgid           = qgroup->qgroupid;
1679                 __entry->old_rfer       = qgroup->rfer;
1680                 __entry->old_excl       = qgroup->excl;
1681                 __entry->cur_old_count  = cur_old_count;
1682                 __entry->cur_new_count  = cur_new_count;
1683         ),
1684
1685         TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
1686                   __entry->qgid, __entry->old_rfer, __entry->old_excl,
1687                   __entry->cur_old_count, __entry->cur_new_count)
1688 );
1689
1690 TRACE_EVENT(qgroup_update_reserve,
1691
1692         TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1693                  s64 diff, int type),
1694
1695         TP_ARGS(fs_info, qgroup, diff, type),
1696
1697         TP_STRUCT__entry_btrfs(
1698                 __field(        u64,    qgid                    )
1699                 __field(        u64,    cur_reserved            )
1700                 __field(        s64,    diff                    )
1701                 __field(        int,    type                    )
1702         ),
1703
1704         TP_fast_assign_btrfs(fs_info,
1705                 __entry->qgid           = qgroup->qgroupid;
1706                 __entry->cur_reserved   = qgroup->rsv.values[type];
1707                 __entry->diff           = diff;
1708                 __entry->type           = type;
1709         ),
1710
1711         TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1712                 __entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
1713                 __entry->cur_reserved, __entry->diff)
1714 );
1715
1716 TRACE_EVENT(qgroup_meta_reserve,
1717
1718         TP_PROTO(struct btrfs_root *root, s64 diff, int type),
1719
1720         TP_ARGS(root, diff, type),
1721
1722         TP_STRUCT__entry_btrfs(
1723                 __field(        u64,    refroot                 )
1724                 __field(        s64,    diff                    )
1725                 __field(        int,    type                    )
1726         ),
1727
1728         TP_fast_assign_btrfs(root->fs_info,
1729                 __entry->refroot        = root->root_key.objectid;
1730                 __entry->diff           = diff;
1731                 __entry->type           = type;
1732         ),
1733
1734         TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1735                 show_root_type(__entry->refroot),
1736                 __print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1737 );
1738
1739 TRACE_EVENT(qgroup_meta_convert,
1740
1741         TP_PROTO(struct btrfs_root *root, s64 diff),
1742
1743         TP_ARGS(root, diff),
1744
1745         TP_STRUCT__entry_btrfs(
1746                 __field(        u64,    refroot                 )
1747                 __field(        s64,    diff                    )
1748         ),
1749
1750         TP_fast_assign_btrfs(root->fs_info,
1751                 __entry->refroot        = root->root_key.objectid;
1752                 __entry->diff           = diff;
1753         ),
1754
1755         TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1756                 show_root_type(__entry->refroot),
1757                 __print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
1758                 __print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
1759                 __entry->diff)
1760 );
1761
1762 TRACE_EVENT(qgroup_meta_free_all_pertrans,
1763
1764         TP_PROTO(struct btrfs_root *root),
1765
1766         TP_ARGS(root),
1767
1768         TP_STRUCT__entry_btrfs(
1769                 __field(        u64,    refroot                 )
1770                 __field(        s64,    diff                    )
1771                 __field(        int,    type                    )
1772         ),
1773
1774         TP_fast_assign_btrfs(root->fs_info,
1775                 __entry->refroot        = root->root_key.objectid;
1776                 spin_lock(&root->qgroup_meta_rsv_lock);
1777                 __entry->diff           = -(s64)root->qgroup_meta_rsv_pertrans;
1778                 spin_unlock(&root->qgroup_meta_rsv_lock);
1779                 __entry->type           = BTRFS_QGROUP_RSV_META_PERTRANS;
1780         ),
1781
1782         TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1783                 show_root_type(__entry->refroot),
1784                 __print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
1785 );
1786
1787 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1788         TP_PROTO(const struct btrfs_fs_info *fs_info,
1789                  const struct prelim_ref *oldref,
1790                  const struct prelim_ref *newref, u64 tree_size),
1791         TP_ARGS(fs_info, newref, oldref, tree_size),
1792
1793         TP_STRUCT__entry_btrfs(
1794                 __field(        u64,  root_id           )
1795                 __field(        u64,  objectid          )
1796                 __field(         u8,  type              )
1797                 __field(        u64,  offset            )
1798                 __field(        int,  level             )
1799                 __field(        int,  old_count         )
1800                 __field(        u64,  parent            )
1801                 __field(        u64,  bytenr            )
1802                 __field(        int,  mod_count         )
1803                 __field(        u64,  tree_size         )
1804         ),
1805
1806         TP_fast_assign_btrfs(fs_info,
1807                 __entry->root_id        = oldref->root_id;
1808                 __entry->objectid       = oldref->key_for_search.objectid;
1809                 __entry->type           = oldref->key_for_search.type;
1810                 __entry->offset         = oldref->key_for_search.offset;
1811                 __entry->level          = oldref->level;
1812                 __entry->old_count      = oldref->count;
1813                 __entry->parent         = oldref->parent;
1814                 __entry->bytenr         = oldref->wanted_disk_byte;
1815                 __entry->mod_count      = newref ? newref->count : 0;
1816                 __entry->tree_size      = tree_size;
1817         ),
1818
1819         TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1820                         __entry->root_id,
1821                         __entry->objectid, __entry->type,
1822                         __entry->offset, __entry->level,
1823                         __entry->old_count, __entry->mod_count,
1824                         __entry->old_count + __entry->mod_count,
1825                         __entry->parent,
1826                         __entry->bytenr,
1827                         __entry->tree_size)
1828 );
1829
1830 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1831         TP_PROTO(const struct btrfs_fs_info *fs_info,
1832                  const struct prelim_ref *oldref,
1833                  const struct prelim_ref *newref, u64 tree_size),
1834         TP_ARGS(fs_info, oldref, newref, tree_size)
1835 );
1836
1837 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1838         TP_PROTO(const struct btrfs_fs_info *fs_info,
1839                  const struct prelim_ref *oldref,
1840                  const struct prelim_ref *newref, u64 tree_size),
1841         TP_ARGS(fs_info, oldref, newref, tree_size)
1842 );
1843
1844 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1845         TP_PROTO(const struct btrfs_root *root, u64 ino, int mod),
1846
1847         TP_ARGS(root, ino, mod),
1848
1849         TP_STRUCT__entry_btrfs(
1850                 __field(        u64, root_objectid      )
1851                 __field(        u64, ino                )
1852                 __field(        int, mod                )
1853         ),
1854
1855         TP_fast_assign_btrfs(root->fs_info,
1856                 __entry->root_objectid  = root->root_key.objectid;
1857                 __entry->ino            = ino;
1858                 __entry->mod            = mod;
1859         ),
1860
1861         TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1862                         show_root_type(__entry->root_objectid),
1863                         __entry->ino, __entry->mod)
1864 );
1865
1866 DECLARE_EVENT_CLASS(btrfs__block_group,
1867         TP_PROTO(const struct btrfs_block_group *bg_cache),
1868
1869         TP_ARGS(bg_cache),
1870
1871         TP_STRUCT__entry_btrfs(
1872                 __field(        u64,    bytenr          )
1873                 __field(        u64,    len             )
1874                 __field(        u64,    used            )
1875                 __field(        u64,    flags           )
1876         ),
1877
1878         TP_fast_assign_btrfs(bg_cache->fs_info,
1879                 __entry->bytenr = bg_cache->start,
1880                 __entry->len    = bg_cache->length,
1881                 __entry->used   = bg_cache->used;
1882                 __entry->flags  = bg_cache->flags;
1883         ),
1884
1885         TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
1886                 __entry->bytenr, __entry->len, __entry->used, __entry->flags,
1887                 __print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
1888 );
1889
1890 DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
1891         TP_PROTO(const struct btrfs_block_group *bg_cache),
1892
1893         TP_ARGS(bg_cache)
1894 );
1895
1896 DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
1897         TP_PROTO(const struct btrfs_block_group *bg_cache),
1898
1899         TP_ARGS(bg_cache)
1900 );
1901
1902 DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
1903         TP_PROTO(const struct btrfs_block_group *bg_cache),
1904
1905         TP_ARGS(bg_cache)
1906 );
1907
1908 TRACE_EVENT(btrfs_set_extent_bit,
1909         TP_PROTO(const struct extent_io_tree *tree,
1910                  u64 start, u64 len, unsigned set_bits),
1911
1912         TP_ARGS(tree, start, len, set_bits),
1913
1914         TP_STRUCT__entry_btrfs(
1915                 __field(        unsigned,       owner   )
1916                 __field(        u64,            ino     )
1917                 __field(        u64,            rootid  )
1918                 __field(        u64,            start   )
1919                 __field(        u64,            len     )
1920                 __field(        unsigned,       set_bits)
1921         ),
1922
1923         TP_fast_assign_btrfs(tree->fs_info,
1924                 __entry->owner = tree->owner;
1925                 if (tree->private_data) {
1926                         const struct inode *inode = tree->private_data;
1927
1928                         __entry->ino    = btrfs_ino(BTRFS_I(inode));
1929                         __entry->rootid =
1930                                 BTRFS_I(inode)->root->root_key.objectid;
1931                 } else {
1932                         __entry->ino    = 0;
1933                         __entry->rootid = 0;
1934                 }
1935                 __entry->start          = start;
1936                 __entry->len            = len;
1937                 __entry->set_bits       = set_bits;
1938         ),
1939
1940         TP_printk_btrfs(
1941                 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
1942                 __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
1943                 __entry->rootid, __entry->start, __entry->len,
1944                 __print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
1945 );
1946
1947 TRACE_EVENT(btrfs_clear_extent_bit,
1948         TP_PROTO(const struct extent_io_tree *tree,
1949                  u64 start, u64 len, unsigned clear_bits),
1950
1951         TP_ARGS(tree, start, len, clear_bits),
1952
1953         TP_STRUCT__entry_btrfs(
1954                 __field(        unsigned,       owner   )
1955                 __field(        u64,            ino     )
1956                 __field(        u64,            rootid  )
1957                 __field(        u64,            start   )
1958                 __field(        u64,            len     )
1959                 __field(        unsigned,       clear_bits)
1960         ),
1961
1962         TP_fast_assign_btrfs(tree->fs_info,
1963                 __entry->owner = tree->owner;
1964                 if (tree->private_data) {
1965                         const struct inode *inode = tree->private_data;
1966
1967                         __entry->ino    = btrfs_ino(BTRFS_I(inode));
1968                         __entry->rootid =
1969                                 BTRFS_I(inode)->root->root_key.objectid;
1970                 } else {
1971                         __entry->ino    = 0;
1972                         __entry->rootid = 0;
1973                 }
1974                 __entry->start          = start;
1975                 __entry->len            = len;
1976                 __entry->clear_bits     = clear_bits;
1977         ),
1978
1979         TP_printk_btrfs(
1980                 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
1981                 __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
1982                 __entry->rootid, __entry->start, __entry->len,
1983                 __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
1984 );
1985
1986 TRACE_EVENT(btrfs_convert_extent_bit,
1987         TP_PROTO(const struct extent_io_tree *tree,
1988                  u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
1989
1990         TP_ARGS(tree, start, len, set_bits, clear_bits),
1991
1992         TP_STRUCT__entry_btrfs(
1993                 __field(        unsigned,       owner   )
1994                 __field(        u64,            ino     )
1995                 __field(        u64,            rootid  )
1996                 __field(        u64,            start   )
1997                 __field(        u64,            len     )
1998                 __field(        unsigned,       set_bits)
1999                 __field(        unsigned,       clear_bits)
2000         ),
2001
2002         TP_fast_assign_btrfs(tree->fs_info,
2003                 __entry->owner = tree->owner;
2004                 if (tree->private_data) {
2005                         const struct inode *inode = tree->private_data;
2006
2007                         __entry->ino    = btrfs_ino(BTRFS_I(inode));
2008                         __entry->rootid =
2009                                 BTRFS_I(inode)->root->root_key.objectid;
2010                 } else {
2011                         __entry->ino    = 0;
2012                         __entry->rootid = 0;
2013                 }
2014                 __entry->start          = start;
2015                 __entry->len            = len;
2016                 __entry->set_bits       = set_bits;
2017                 __entry->clear_bits     = clear_bits;
2018         ),
2019
2020         TP_printk_btrfs(
2021 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2022                   __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2023                   __entry->rootid, __entry->start, __entry->len,
2024                   __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2025                   __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2026 );
2027
2028 DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2029         TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2030
2031         TP_ARGS(eb, start_ns),
2032
2033         TP_STRUCT__entry_btrfs(
2034                 __field(        u64,    block           )
2035                 __field(        u64,    generation      )
2036                 __field(        u64,    start_ns        )
2037                 __field(        u64,    end_ns          )
2038                 __field(        u64,    diff_ns         )
2039                 __field(        u64,    owner           )
2040                 __field(        int,    is_log_tree     )
2041         ),
2042
2043         TP_fast_assign_btrfs(eb->fs_info,
2044                 __entry->block          = eb->start;
2045                 __entry->generation     = btrfs_header_generation(eb);
2046                 __entry->start_ns       = start_ns;
2047                 __entry->end_ns         = ktime_get_ns();
2048                 __entry->diff_ns        = __entry->end_ns - start_ns;
2049                 __entry->owner          = btrfs_header_owner(eb);
2050                 __entry->is_log_tree    = (eb->log_index >= 0);
2051         ),
2052
2053         TP_printk_btrfs(
2054 "block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2055                 __entry->block, __entry->generation,
2056                 __entry->start_ns, __entry->end_ns, __entry->diff_ns,
2057                 __entry->owner, __entry->is_log_tree)
2058 );
2059
2060 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2061         TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2062
2063         TP_ARGS(eb, start_ns)
2064 );
2065
2066 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2067         TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2068
2069         TP_ARGS(eb, start_ns)
2070 );
2071
2072 DECLARE_EVENT_CLASS(btrfs_locking_events,
2073         TP_PROTO(const struct extent_buffer *eb),
2074
2075         TP_ARGS(eb),
2076
2077         TP_STRUCT__entry_btrfs(
2078                 __field(        u64,    block           )
2079                 __field(        u64,    generation      )
2080                 __field(        u64,    owner           )
2081                 __field(        int,    is_log_tree     )
2082         ),
2083
2084         TP_fast_assign_btrfs(eb->fs_info,
2085                 __entry->block          = eb->start;
2086                 __entry->generation     = btrfs_header_generation(eb);
2087                 __entry->owner          = btrfs_header_owner(eb);
2088                 __entry->is_log_tree    = (eb->log_index >= 0);
2089         ),
2090
2091         TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2092                 __entry->block, __entry->generation,
2093                 __entry->owner, __entry->is_log_tree)
2094 );
2095
2096 #define DEFINE_BTRFS_LOCK_EVENT(name)                           \
2097 DEFINE_EVENT(btrfs_locking_events, name,                        \
2098                 TP_PROTO(const struct extent_buffer *eb),       \
2099                                                                 \
2100                 TP_ARGS(eb)                                     \
2101 )
2102
2103 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2104 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2105 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock_blocking);
2106 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_read);
2107 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_write);
2108 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2109 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_write_lock);
2110 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic);
2111
2112 DECLARE_EVENT_CLASS(btrfs__space_info_update,
2113
2114         TP_PROTO(const struct btrfs_fs_info *fs_info,
2115                  const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2116
2117         TP_ARGS(fs_info, sinfo, old, diff),
2118
2119         TP_STRUCT__entry_btrfs(
2120                 __field(        u64,    type            )
2121                 __field(        u64,    old             )
2122                 __field(        s64,    diff            )
2123         ),
2124
2125         TP_fast_assign_btrfs(fs_info,
2126                 __entry->type   = sinfo->flags;
2127                 __entry->old    = old;
2128                 __entry->diff   = diff;
2129         ),
2130         TP_printk_btrfs("type=%s old=%llu diff=%lld",
2131                 __print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2132                 __entry->old, __entry->diff)
2133 );
2134
2135 DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2136
2137         TP_PROTO(const struct btrfs_fs_info *fs_info,
2138                  const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2139
2140         TP_ARGS(fs_info, sinfo, old, diff)
2141 );
2142
2143 DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
2144
2145         TP_PROTO(const struct btrfs_fs_info *fs_info,
2146                  const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2147
2148         TP_ARGS(fs_info, sinfo, old, diff)
2149 );
2150
2151 #endif /* _TRACE_BTRFS_H */
2152
2153 /* This part must be outside protection */
2154 #include <trace/define_trace.h>