linux/include/trace/events/btrfs.h
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   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
  12struct btrfs_root;
  13struct btrfs_fs_info;
  14struct btrfs_inode;
  15struct extent_map;
  16struct btrfs_file_extent_item;
  17struct btrfs_ordered_extent;
  18struct btrfs_delayed_ref_node;
  19struct btrfs_delayed_tree_ref;
  20struct btrfs_delayed_data_ref;
  21struct btrfs_delayed_ref_head;
  22struct btrfs_block_group;
  23struct btrfs_free_cluster;
  24struct map_lookup;
  25struct extent_buffer;
  26struct btrfs_work;
  27struct __btrfs_workqueue;
  28struct btrfs_qgroup_extent_record;
  29struct btrfs_qgroup;
  30struct extent_io_tree;
  31struct prelim_ref;
  32struct 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_DELALLOC_FULL,        "FLUSH_DELALLOC_FULL")          \
  98        EM( FLUSH_DELAYED_REFS_NR,      "FLUSH_DELAYED_REFS_NR")        \
  99        EM( FLUSH_DELAYED_REFS,         "FLUSH_ELAYED_REFS")            \
 100        EM( ALLOC_CHUNK,                "ALLOC_CHUNK")                  \
 101        EM( ALLOC_CHUNK_FORCE,          "ALLOC_CHUNK_FORCE")            \
 102        EM( RUN_DELAYED_IPUTS,          "RUN_DELAYED_IPUTS")            \
 103        EMe(COMMIT_TRANS,               "COMMIT_TRANS")
 104
 105/*
 106 * First define the enums in the above macros to be exported to userspace via
 107 * TRACE_DEFINE_ENUM().
 108 */
 109
 110#undef EM
 111#undef EMe
 112#define EM(a, b)        TRACE_DEFINE_ENUM(a);
 113#define EMe(a, b)       TRACE_DEFINE_ENUM(a);
 114
 115FLUSH_ACTIONS
 116FI_TYPES
 117QGROUP_RSV_TYPES
 118IO_TREE_OWNER
 119FLUSH_STATES
 120
 121/*
 122 * Now redefine the EM and EMe macros to map the enums to the strings that will
 123 * be printed in the output
 124 */
 125
 126#undef EM
 127#undef EMe
 128#define EM(a, b)        {a, b},
 129#define EMe(a, b)       {a, b}
 130
 131
 132#define BTRFS_GROUP_FLAGS       \
 133        { BTRFS_BLOCK_GROUP_DATA,       "DATA"},        \
 134        { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
 135        { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
 136        { BTRFS_BLOCK_GROUP_RAID0,      "RAID0"},       \
 137        { BTRFS_BLOCK_GROUP_RAID1,      "RAID1"},       \
 138        { BTRFS_BLOCK_GROUP_DUP,        "DUP"},         \
 139        { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
 140        { BTRFS_BLOCK_GROUP_RAID5,      "RAID5"},       \
 141        { BTRFS_BLOCK_GROUP_RAID6,      "RAID6"}
 142
 143#define EXTENT_FLAGS                                            \
 144        { EXTENT_DIRTY,                 "DIRTY"},               \
 145        { EXTENT_UPTODATE,              "UPTODATE"},            \
 146        { EXTENT_LOCKED,                "LOCKED"},              \
 147        { EXTENT_NEW,                   "NEW"},                 \
 148        { EXTENT_DELALLOC,              "DELALLOC"},            \
 149        { EXTENT_DEFRAG,                "DEFRAG"},              \
 150        { EXTENT_BOUNDARY,              "BOUNDARY"},            \
 151        { EXTENT_NODATASUM,             "NODATASUM"},           \
 152        { EXTENT_CLEAR_META_RESV,       "CLEAR_META_RESV"},     \
 153        { EXTENT_NEED_WAIT,             "NEED_WAIT"},           \
 154        { EXTENT_DAMAGED,               "DAMAGED"},             \
 155        { EXTENT_NORESERVE,             "NORESERVE"},           \
 156        { EXTENT_QGROUP_RESERVED,       "QGROUP_RESERVED"},     \
 157        { EXTENT_CLEAR_DATA_RESV,       "CLEAR_DATA_RESV"},     \
 158        { EXTENT_DELALLOC_NEW,          "DELALLOC_NEW"}
 159
 160#define BTRFS_FSID_SIZE 16
 161#define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
 162
 163#define TP_fast_assign_fsid(fs_info)                                    \
 164({                                                                      \
 165        if (fs_info)                                                    \
 166                memcpy(__entry->fsid, fs_info->fs_devices->fsid,        \
 167                       BTRFS_FSID_SIZE);                                \
 168        else                                                            \
 169                memset(__entry->fsid, 0, BTRFS_FSID_SIZE);              \
 170})
 171
 172#define TP_STRUCT__entry_btrfs(args...)                                 \
 173        TP_STRUCT__entry(                                               \
 174                TP_STRUCT__entry_fsid                                   \
 175                args)
 176#define TP_fast_assign_btrfs(fs_info, args...)                          \
 177        TP_fast_assign(                                                 \
 178                TP_fast_assign_fsid(fs_info);                           \
 179                args)
 180#define TP_printk_btrfs(fmt, args...) \
 181        TP_printk("%pU: " fmt, __entry->fsid, args)
 182
 183TRACE_EVENT(btrfs_transaction_commit,
 184
 185        TP_PROTO(const struct btrfs_root *root),
 186
 187        TP_ARGS(root),
 188
 189        TP_STRUCT__entry_btrfs(
 190                __field(        u64,  generation                )
 191                __field(        u64,  root_objectid             )
 192        ),
 193
 194        TP_fast_assign_btrfs(root->fs_info,
 195                __entry->generation     = root->fs_info->generation;
 196                __entry->root_objectid  = root->root_key.objectid;
 197        ),
 198
 199        TP_printk_btrfs("root=%llu(%s) gen=%llu",
 200                  show_root_type(__entry->root_objectid),
 201                  __entry->generation)
 202);
 203
 204DECLARE_EVENT_CLASS(btrfs__inode,
 205
 206        TP_PROTO(const struct inode *inode),
 207
 208        TP_ARGS(inode),
 209
 210        TP_STRUCT__entry_btrfs(
 211                __field(        u64,  ino                       )
 212                __field(        u64,  blocks                    )
 213                __field(        u64,  disk_i_size               )
 214                __field(        u64,  generation                )
 215                __field(        u64,  last_trans                )
 216                __field(        u64,  logged_trans              )
 217                __field(        u64,  root_objectid             )
 218        ),
 219
 220        TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 221                __entry->ino    = btrfs_ino(BTRFS_I(inode));
 222                __entry->blocks = inode->i_blocks;
 223                __entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
 224                __entry->generation = BTRFS_I(inode)->generation;
 225                __entry->last_trans = BTRFS_I(inode)->last_trans;
 226                __entry->logged_trans = BTRFS_I(inode)->logged_trans;
 227                __entry->root_objectid =
 228                                BTRFS_I(inode)->root->root_key.objectid;
 229        ),
 230
 231        TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
 232                  "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
 233                  show_root_type(__entry->root_objectid),
 234                  __entry->generation,
 235                  __entry->ino,
 236                  __entry->blocks,
 237                  __entry->disk_i_size,
 238                  __entry->last_trans,
 239                  __entry->logged_trans)
 240);
 241
 242DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
 243
 244        TP_PROTO(const struct inode *inode),
 245
 246        TP_ARGS(inode)
 247);
 248
 249DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
 250
 251        TP_PROTO(const struct inode *inode),
 252
 253        TP_ARGS(inode)
 254);
 255
 256DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
 257
 258        TP_PROTO(const struct inode *inode),
 259
 260        TP_ARGS(inode)
 261);
 262
 263#define __show_map_type(type)                                           \
 264        __print_symbolic_u64(type,                                      \
 265                { EXTENT_MAP_LAST_BYTE, "LAST_BYTE"     },              \
 266                { EXTENT_MAP_HOLE,      "HOLE"          },              \
 267                { EXTENT_MAP_INLINE,    "INLINE"        },              \
 268                { EXTENT_MAP_DELALLOC,  "DELALLOC"      })
 269
 270#define show_map_type(type)                     \
 271        type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
 272
 273#define show_map_flags(flag)                                            \
 274        __print_flags(flag, "|",                                        \
 275                { (1 << EXTENT_FLAG_PINNED),            "PINNED"        },\
 276                { (1 << EXTENT_FLAG_COMPRESSED),        "COMPRESSED"    },\
 277                { (1 << EXTENT_FLAG_PREALLOC),          "PREALLOC"      },\
 278                { (1 << EXTENT_FLAG_LOGGING),           "LOGGING"       },\
 279                { (1 << EXTENT_FLAG_FILLING),           "FILLING"       },\
 280                { (1 << EXTENT_FLAG_FS_MAPPING),        "FS_MAPPING"    })
 281
 282TRACE_EVENT_CONDITION(btrfs_get_extent,
 283
 284        TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
 285                 const struct extent_map *map),
 286
 287        TP_ARGS(root, inode, map),
 288
 289        TP_CONDITION(map),
 290
 291        TP_STRUCT__entry_btrfs(
 292                __field(        u64,  root_objectid     )
 293                __field(        u64,  ino               )
 294                __field(        u64,  start             )
 295                __field(        u64,  len               )
 296                __field(        u64,  orig_start        )
 297                __field(        u64,  block_start       )
 298                __field(        u64,  block_len         )
 299                __field(        unsigned long,  flags   )
 300                __field(        int,  refs              )
 301                __field(        unsigned int,  compress_type    )
 302        ),
 303
 304        TP_fast_assign_btrfs(root->fs_info,
 305                __entry->root_objectid  = root->root_key.objectid;
 306                __entry->ino            = btrfs_ino(inode);
 307                __entry->start          = map->start;
 308                __entry->len            = map->len;
 309                __entry->orig_start     = map->orig_start;
 310                __entry->block_start    = map->block_start;
 311                __entry->block_len      = map->block_len;
 312                __entry->flags          = map->flags;
 313                __entry->refs           = refcount_read(&map->refs);
 314                __entry->compress_type  = map->compress_type;
 315        ),
 316
 317        TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
 318                  "orig_start=%llu block_start=%llu(%s) "
 319                  "block_len=%llu flags=%s refs=%u "
 320                  "compress_type=%u",
 321                  show_root_type(__entry->root_objectid),
 322                  __entry->ino,
 323                  __entry->start,
 324                  __entry->len,
 325                  __entry->orig_start,
 326                  show_map_type(__entry->block_start),
 327                  __entry->block_len,
 328                  show_map_flags(__entry->flags),
 329                  __entry->refs, __entry->compress_type)
 330);
 331
 332TRACE_EVENT(btrfs_handle_em_exist,
 333
 334        TP_PROTO(const struct btrfs_fs_info *fs_info,
 335                const struct extent_map *existing, const struct extent_map *map,
 336                u64 start, u64 len),
 337
 338        TP_ARGS(fs_info, existing, map, start, len),
 339
 340        TP_STRUCT__entry_btrfs(
 341                __field(        u64,  e_start           )
 342                __field(        u64,  e_len             )
 343                __field(        u64,  map_start         )
 344                __field(        u64,  map_len           )
 345                __field(        u64,  start             )
 346                __field(        u64,  len               )
 347        ),
 348
 349        TP_fast_assign_btrfs(fs_info,
 350                __entry->e_start        = existing->start;
 351                __entry->e_len          = existing->len;
 352                __entry->map_start      = map->start;
 353                __entry->map_len        = map->len;
 354                __entry->start          = start;
 355                __entry->len            = len;
 356        ),
 357
 358        TP_printk_btrfs("start=%llu len=%llu "
 359                  "existing(start=%llu len=%llu) "
 360                  "em(start=%llu len=%llu)",
 361                  __entry->start,
 362                  __entry->len,
 363                  __entry->e_start,
 364                  __entry->e_len,
 365                  __entry->map_start,
 366                  __entry->map_len)
 367);
 368
 369/* file extent item */
 370DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
 371
 372        TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 373                 const struct btrfs_file_extent_item *fi, u64 start),
 374
 375        TP_ARGS(bi, l, fi, start),
 376
 377        TP_STRUCT__entry_btrfs(
 378                __field(        u64,    root_obj        )
 379                __field(        u64,    ino             )
 380                __field(        loff_t, isize           )
 381                __field(        u64,    disk_isize      )
 382                __field(        u64,    num_bytes       )
 383                __field(        u64,    ram_bytes       )
 384                __field(        u64,    disk_bytenr     )
 385                __field(        u64,    disk_num_bytes  )
 386                __field(        u64,    extent_offset   )
 387                __field(        u8,     extent_type     )
 388                __field(        u8,     compression     )
 389                __field(        u64,    extent_start    )
 390                __field(        u64,    extent_end      )
 391        ),
 392
 393        TP_fast_assign_btrfs(bi->root->fs_info,
 394                __entry->root_obj       = bi->root->root_key.objectid;
 395                __entry->ino            = btrfs_ino(bi);
 396                __entry->isize          = bi->vfs_inode.i_size;
 397                __entry->disk_isize     = bi->disk_i_size;
 398                __entry->num_bytes      = btrfs_file_extent_num_bytes(l, fi);
 399                __entry->ram_bytes      = btrfs_file_extent_ram_bytes(l, fi);
 400                __entry->disk_bytenr    = btrfs_file_extent_disk_bytenr(l, fi);
 401                __entry->disk_num_bytes = btrfs_file_extent_disk_num_bytes(l, fi);
 402                __entry->extent_offset  = btrfs_file_extent_offset(l, fi);
 403                __entry->extent_type    = btrfs_file_extent_type(l, fi);
 404                __entry->compression    = btrfs_file_extent_compression(l, fi);
 405                __entry->extent_start   = start;
 406                __entry->extent_end     = (start + __entry->num_bytes);
 407        ),
 408
 409        TP_printk_btrfs(
 410                "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 411                "file extent range=[%llu %llu] "
 412                "(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
 413                "disk_num_bytes=%llu extent_offset=%llu type=%s "
 414                "compression=%u",
 415                show_root_type(__entry->root_obj), __entry->ino,
 416                __entry->isize,
 417                __entry->disk_isize, __entry->extent_start,
 418                __entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
 419                __entry->disk_bytenr, __entry->disk_num_bytes,
 420                __entry->extent_offset, __print_symbolic(__entry->extent_type, FI_TYPES),
 421                __entry->compression)
 422);
 423
 424DECLARE_EVENT_CLASS(
 425        btrfs__file_extent_item_inline,
 426
 427        TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 428                 const struct btrfs_file_extent_item *fi, int slot, u64 start),
 429
 430        TP_ARGS(bi, l, fi, slot,  start),
 431
 432        TP_STRUCT__entry_btrfs(
 433                __field(        u64,    root_obj        )
 434                __field(        u64,    ino             )
 435                __field(        loff_t, isize           )
 436                __field(        u64,    disk_isize      )
 437                __field(        u8,     extent_type     )
 438                __field(        u8,     compression     )
 439                __field(        u64,    extent_start    )
 440                __field(        u64,    extent_end      )
 441        ),
 442
 443        TP_fast_assign_btrfs(
 444                bi->root->fs_info,
 445                __entry->root_obj       = bi->root->root_key.objectid;
 446                __entry->ino            = btrfs_ino(bi);
 447                __entry->isize          = bi->vfs_inode.i_size;
 448                __entry->disk_isize     = bi->disk_i_size;
 449                __entry->extent_type    = btrfs_file_extent_type(l, fi);
 450                __entry->compression    = btrfs_file_extent_compression(l, fi);
 451                __entry->extent_start   = start;
 452                __entry->extent_end     = (start + btrfs_file_extent_ram_bytes(l, fi));
 453        ),
 454
 455        TP_printk_btrfs(
 456                "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
 457                "file extent range=[%llu %llu] "
 458                "extent_type=%s compression=%u",
 459                show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
 460                __entry->disk_isize, __entry->extent_start,
 461                __entry->extent_end, __print_symbolic(__entry->extent_type, FI_TYPES),
 462                __entry->compression)
 463);
 464
 465DEFINE_EVENT(
 466        btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
 467
 468        TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 469                 const struct btrfs_file_extent_item *fi, u64 start),
 470
 471        TP_ARGS(bi, l, fi, start)
 472);
 473
 474DEFINE_EVENT(
 475        btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
 476
 477        TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 478                 const struct btrfs_file_extent_item *fi, u64 start),
 479
 480        TP_ARGS(bi, l, fi, start)
 481);
 482
 483DEFINE_EVENT(
 484        btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
 485
 486        TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 487                 const struct btrfs_file_extent_item *fi, int slot, u64 start),
 488
 489        TP_ARGS(bi, l, fi, slot, start)
 490);
 491
 492DEFINE_EVENT(
 493        btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
 494
 495        TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
 496                 const struct btrfs_file_extent_item *fi, int slot, u64 start),
 497
 498        TP_ARGS(bi, l, fi, slot, start)
 499);
 500
 501#define show_ordered_flags(flags)                                          \
 502        __print_flags(flags, "|",                                          \
 503                { (1 << BTRFS_ORDERED_REGULAR),         "REGULAR"       }, \
 504                { (1 << BTRFS_ORDERED_NOCOW),           "NOCOW"         }, \
 505                { (1 << BTRFS_ORDERED_PREALLOC),        "PREALLOC"      }, \
 506                { (1 << BTRFS_ORDERED_COMPRESSED),      "COMPRESSED"    }, \
 507                { (1 << BTRFS_ORDERED_DIRECT),          "DIRECT"        }, \
 508                { (1 << BTRFS_ORDERED_IO_DONE),         "IO_DONE"       }, \
 509                { (1 << BTRFS_ORDERED_COMPLETE),        "COMPLETE"      }, \
 510                { (1 << BTRFS_ORDERED_IOERR),           "IOERR"         }, \
 511                { (1 << BTRFS_ORDERED_TRUNCATED),       "TRUNCATED"     })
 512
 513
 514DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 515
 516        TP_PROTO(const struct btrfs_inode *inode,
 517                 const struct btrfs_ordered_extent *ordered),
 518
 519        TP_ARGS(inode, ordered),
 520
 521        TP_STRUCT__entry_btrfs(
 522                __field(        u64,  ino               )
 523                __field(        u64,  file_offset       )
 524                __field(        u64,  start             )
 525                __field(        u64,  len               )
 526                __field(        u64,  disk_len          )
 527                __field(        u64,  bytes_left        )
 528                __field(        unsigned long,  flags   )
 529                __field(        int,  compress_type     )
 530                __field(        int,  refs              )
 531                __field(        u64,  root_objectid     )
 532                __field(        u64,  truncated_len     )
 533        ),
 534
 535        TP_fast_assign_btrfs(inode->root->fs_info,
 536                __entry->ino            = btrfs_ino(inode);
 537                __entry->file_offset    = ordered->file_offset;
 538                __entry->start          = ordered->disk_bytenr;
 539                __entry->len            = ordered->num_bytes;
 540                __entry->disk_len       = ordered->disk_num_bytes;
 541                __entry->bytes_left     = ordered->bytes_left;
 542                __entry->flags          = ordered->flags;
 543                __entry->compress_type  = ordered->compress_type;
 544                __entry->refs           = refcount_read(&ordered->refs);
 545                __entry->root_objectid  = inode->root->root_key.objectid;
 546                __entry->truncated_len  = ordered->truncated_len;
 547        ),
 548
 549        TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
 550                  "start=%llu len=%llu disk_len=%llu "
 551                  "truncated_len=%llu "
 552                  "bytes_left=%llu flags=%s compress_type=%d "
 553                  "refs=%d",
 554                  show_root_type(__entry->root_objectid),
 555                  __entry->ino,
 556                  __entry->file_offset,
 557                  __entry->start,
 558                  __entry->len,
 559                  __entry->disk_len,
 560                  __entry->truncated_len,
 561                  __entry->bytes_left,
 562                  show_ordered_flags(__entry->flags),
 563                  __entry->compress_type, __entry->refs)
 564);
 565
 566DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 567
 568        TP_PROTO(const struct btrfs_inode *inode,
 569                 const struct btrfs_ordered_extent *ordered),
 570
 571        TP_ARGS(inode, ordered)
 572);
 573
 574DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 575
 576        TP_PROTO(const struct btrfs_inode *inode,
 577                 const struct btrfs_ordered_extent *ordered),
 578
 579        TP_ARGS(inode, ordered)
 580);
 581
 582DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 583
 584        TP_PROTO(const struct btrfs_inode *inode,
 585                 const struct btrfs_ordered_extent *ordered),
 586
 587        TP_ARGS(inode, ordered)
 588);
 589
 590DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 591
 592        TP_PROTO(const struct btrfs_inode *inode,
 593                 const struct btrfs_ordered_extent *ordered),
 594
 595        TP_ARGS(inode, ordered)
 596);
 597
 598DECLARE_EVENT_CLASS(btrfs__writepage,
 599
 600        TP_PROTO(const struct page *page, const struct inode *inode,
 601                 const struct writeback_control *wbc),
 602
 603        TP_ARGS(page, inode, wbc),
 604
 605        TP_STRUCT__entry_btrfs(
 606                __field(        u64,    ino                     )
 607                __field(        pgoff_t,  index                 )
 608                __field(        long,   nr_to_write             )
 609                __field(        long,   pages_skipped           )
 610                __field(        loff_t, range_start             )
 611                __field(        loff_t, range_end               )
 612                __field(        char,   for_kupdate             )
 613                __field(        char,   for_reclaim             )
 614                __field(        char,   range_cyclic            )
 615                __field(        unsigned long,  writeback_index )
 616                __field(        u64,    root_objectid           )
 617        ),
 618
 619        TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
 620                __entry->ino            = btrfs_ino(BTRFS_I(inode));
 621                __entry->index          = page->index;
 622                __entry->nr_to_write    = wbc->nr_to_write;
 623                __entry->pages_skipped  = wbc->pages_skipped;
 624                __entry->range_start    = wbc->range_start;
 625                __entry->range_end      = wbc->range_end;
 626                __entry->for_kupdate    = wbc->for_kupdate;
 627                __entry->for_reclaim    = wbc->for_reclaim;
 628                __entry->range_cyclic   = wbc->range_cyclic;
 629                __entry->writeback_index = inode->i_mapping->writeback_index;
 630                __entry->root_objectid  =
 631                                 BTRFS_I(inode)->root->root_key.objectid;
 632        ),
 633
 634        TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
 635                  "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
 636                  "range_end=%llu for_kupdate=%d "
 637                  "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
 638                  show_root_type(__entry->root_objectid),
 639                  __entry->ino, __entry->index,
 640                  __entry->nr_to_write, __entry->pages_skipped,
 641                  __entry->range_start, __entry->range_end,
 642                  __entry->for_kupdate,
 643                  __entry->for_reclaim, __entry->range_cyclic,
 644                  __entry->writeback_index)
 645);
 646
 647DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 648
 649        TP_PROTO(const struct page *page, const struct inode *inode,
 650                 const struct writeback_control *wbc),
 651
 652        TP_ARGS(page, inode, wbc)
 653);
 654
 655TRACE_EVENT(btrfs_writepage_end_io_hook,
 656
 657        TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end,
 658                 int uptodate),
 659
 660        TP_ARGS(inode, start, end, uptodate),
 661
 662        TP_STRUCT__entry_btrfs(
 663                __field(        u64,     ino            )
 664                __field(        u64,     start          )
 665                __field(        u64,     end            )
 666                __field(        int,     uptodate       )
 667                __field(        u64,    root_objectid   )
 668        ),
 669
 670        TP_fast_assign_btrfs(inode->root->fs_info,
 671                __entry->ino    = btrfs_ino(inode);
 672                __entry->start  = start;
 673                __entry->end    = end;
 674                __entry->uptodate = uptodate;
 675                __entry->root_objectid = inode->root->root_key.objectid;
 676        ),
 677
 678        TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu end=%llu uptodate=%d",
 679                  show_root_type(__entry->root_objectid),
 680                  __entry->ino, __entry->start,
 681                  __entry->end, __entry->uptodate)
 682);
 683
 684TRACE_EVENT(btrfs_sync_file,
 685
 686        TP_PROTO(const struct file *file, int datasync),
 687
 688        TP_ARGS(file, datasync),
 689
 690        TP_STRUCT__entry_btrfs(
 691                __field(        u64,    ino             )
 692                __field(        u64,    parent          )
 693                __field(        int,    datasync        )
 694                __field(        u64,    root_objectid   )
 695        ),
 696
 697        TP_fast_assign(
 698                const struct dentry *dentry = file->f_path.dentry;
 699                const struct inode *inode = d_inode(dentry);
 700
 701                TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
 702                __entry->ino            = btrfs_ino(BTRFS_I(inode));
 703                __entry->parent         = btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
 704                __entry->datasync       = datasync;
 705                __entry->root_objectid  =
 706                                 BTRFS_I(inode)->root->root_key.objectid;
 707        ),
 708
 709        TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
 710                  show_root_type(__entry->root_objectid),
 711                  __entry->ino,
 712                  __entry->parent,
 713                  __entry->datasync)
 714);
 715
 716TRACE_EVENT(btrfs_sync_fs,
 717
 718        TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
 719
 720        TP_ARGS(fs_info, wait),
 721
 722        TP_STRUCT__entry_btrfs(
 723                __field(        int,  wait              )
 724        ),
 725
 726        TP_fast_assign_btrfs(fs_info,
 727                __entry->wait   = wait;
 728        ),
 729
 730        TP_printk_btrfs("wait=%d", __entry->wait)
 731);
 732
 733TRACE_EVENT(btrfs_add_block_group,
 734
 735        TP_PROTO(const struct btrfs_fs_info *fs_info,
 736                 const struct btrfs_block_group *block_group, int create),
 737
 738        TP_ARGS(fs_info, block_group, create),
 739
 740        TP_STRUCT__entry_btrfs(
 741                __field(        u64,    offset                  )
 742                __field(        u64,    size                    )
 743                __field(        u64,    flags                   )
 744                __field(        u64,    bytes_used              )
 745                __field(        u64,    bytes_super             )
 746                __field(        int,    create                  )
 747        ),
 748
 749        TP_fast_assign_btrfs(fs_info,
 750                __entry->offset         = block_group->start;
 751                __entry->size           = block_group->length;
 752                __entry->flags          = block_group->flags;
 753                __entry->bytes_used     = block_group->used;
 754                __entry->bytes_super    = block_group->bytes_super;
 755                __entry->create         = create;
 756        ),
 757
 758        TP_printk_btrfs("block_group offset=%llu size=%llu "
 759                  "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
 760                  "create=%d",
 761                  __entry->offset,
 762                  __entry->size,
 763                  __entry->flags,
 764                  __print_flags((unsigned long)__entry->flags, "|",
 765                                BTRFS_GROUP_FLAGS),
 766                  __entry->bytes_used,
 767                  __entry->bytes_super, __entry->create)
 768);
 769
 770#define show_ref_action(action)                                         \
 771        __print_symbolic(action,                                        \
 772                { BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },        \
 773                { BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },       \
 774                { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" },     \
 775                { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
 776                        
 777
 778DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 779
 780        TP_PROTO(const struct btrfs_fs_info *fs_info,
 781                 const struct btrfs_delayed_ref_node *ref,
 782                 const struct btrfs_delayed_tree_ref *full_ref,
 783                 int action),
 784
 785        TP_ARGS(fs_info, ref, full_ref, action),
 786
 787        TP_STRUCT__entry_btrfs(
 788                __field(        u64,  bytenr            )
 789                __field(        u64,  num_bytes         )
 790                __field(        int,  action            ) 
 791                __field(        u64,  parent            )
 792                __field(        u64,  ref_root          )
 793                __field(        int,  level             )
 794                __field(        int,  type              )
 795                __field(        u64,  seq               )
 796        ),
 797
 798        TP_fast_assign_btrfs(fs_info,
 799                __entry->bytenr         = ref->bytenr;
 800                __entry->num_bytes      = ref->num_bytes;
 801                __entry->action         = action;
 802                __entry->parent         = full_ref->parent;
 803                __entry->ref_root       = full_ref->root;
 804                __entry->level          = full_ref->level;
 805                __entry->type           = ref->type;
 806                __entry->seq            = ref->seq;
 807        ),
 808
 809        TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 810                  "parent=%llu(%s) ref_root=%llu(%s) level=%d "
 811                  "type=%s seq=%llu",
 812                  __entry->bytenr,
 813                  __entry->num_bytes,
 814                  show_ref_action(__entry->action),
 815                  show_root_type(__entry->parent),
 816                  show_root_type(__entry->ref_root),
 817                  __entry->level, show_ref_type(__entry->type),
 818                  __entry->seq)
 819);
 820
 821DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 822
 823        TP_PROTO(const struct btrfs_fs_info *fs_info,
 824                 const struct btrfs_delayed_ref_node *ref,
 825                 const struct btrfs_delayed_tree_ref *full_ref,
 826                 int action),
 827
 828        TP_ARGS(fs_info, ref, full_ref, action)
 829);
 830
 831DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 832
 833        TP_PROTO(const struct btrfs_fs_info *fs_info,
 834                 const struct btrfs_delayed_ref_node *ref,
 835                 const struct btrfs_delayed_tree_ref *full_ref,
 836                 int action),
 837
 838        TP_ARGS(fs_info, ref, full_ref, action)
 839);
 840
 841DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 842
 843        TP_PROTO(const struct btrfs_fs_info *fs_info,
 844                 const struct btrfs_delayed_ref_node *ref,
 845                 const struct btrfs_delayed_data_ref *full_ref,
 846                 int action),
 847
 848        TP_ARGS(fs_info, ref, full_ref, action),
 849
 850        TP_STRUCT__entry_btrfs(
 851                __field(        u64,  bytenr            )
 852                __field(        u64,  num_bytes         )
 853                __field(        int,  action            ) 
 854                __field(        u64,  parent            )
 855                __field(        u64,  ref_root          )
 856                __field(        u64,  owner             )
 857                __field(        u64,  offset            )
 858                __field(        int,  type              )
 859                __field(        u64,  seq               )
 860        ),
 861
 862        TP_fast_assign_btrfs(fs_info,
 863                __entry->bytenr         = ref->bytenr;
 864                __entry->num_bytes      = ref->num_bytes;
 865                __entry->action         = action;
 866                __entry->parent         = full_ref->parent;
 867                __entry->ref_root       = full_ref->root;
 868                __entry->owner          = full_ref->objectid;
 869                __entry->offset         = full_ref->offset;
 870                __entry->type           = ref->type;
 871                __entry->seq            = ref->seq;
 872        ),
 873
 874        TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
 875                  "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
 876                  "offset=%llu type=%s seq=%llu",
 877                  __entry->bytenr,
 878                  __entry->num_bytes,
 879                  show_ref_action(__entry->action),
 880                  show_root_type(__entry->parent),
 881                  show_root_type(__entry->ref_root),
 882                  __entry->owner,
 883                  __entry->offset,
 884                  show_ref_type(__entry->type),
 885                  __entry->seq)
 886);
 887
 888DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 889
 890        TP_PROTO(const struct btrfs_fs_info *fs_info,
 891                 const struct btrfs_delayed_ref_node *ref,
 892                 const struct btrfs_delayed_data_ref *full_ref,
 893                 int action),
 894
 895        TP_ARGS(fs_info, ref, full_ref, action)
 896);
 897
 898DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 899
 900        TP_PROTO(const struct btrfs_fs_info *fs_info,
 901                 const struct btrfs_delayed_ref_node *ref,
 902                 const struct btrfs_delayed_data_ref *full_ref,
 903                 int action),
 904
 905        TP_ARGS(fs_info, ref, full_ref, action)
 906);
 907
 908DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 909
 910        TP_PROTO(const struct btrfs_fs_info *fs_info,
 911                 const struct btrfs_delayed_ref_head *head_ref,
 912                 int action),
 913
 914        TP_ARGS(fs_info, head_ref, action),
 915
 916        TP_STRUCT__entry_btrfs(
 917                __field(        u64,  bytenr            )
 918                __field(        u64,  num_bytes         )
 919                __field(        int,  action            ) 
 920                __field(        int,  is_data           )
 921        ),
 922
 923        TP_fast_assign_btrfs(fs_info,
 924                __entry->bytenr         = head_ref->bytenr;
 925                __entry->num_bytes      = head_ref->num_bytes;
 926                __entry->action         = action;
 927                __entry->is_data        = head_ref->is_data;
 928        ),
 929
 930        TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
 931                  __entry->bytenr,
 932                  __entry->num_bytes,
 933                  show_ref_action(__entry->action),
 934                  __entry->is_data)
 935);
 936
 937DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 938
 939        TP_PROTO(const struct btrfs_fs_info *fs_info,
 940                 const struct btrfs_delayed_ref_head *head_ref,
 941                 int action),
 942
 943        TP_ARGS(fs_info, head_ref, action)
 944);
 945
 946DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 947
 948        TP_PROTO(const struct btrfs_fs_info *fs_info,
 949                 const struct btrfs_delayed_ref_head *head_ref,
 950                 int action),
 951
 952        TP_ARGS(fs_info, head_ref, action)
 953);
 954
 955#define show_chunk_type(type)                                   \
 956        __print_flags(type, "|",                                \
 957                { BTRFS_BLOCK_GROUP_DATA,       "DATA"  },      \
 958                { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
 959                { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
 960                { BTRFS_BLOCK_GROUP_RAID0,      "RAID0" },      \
 961                { BTRFS_BLOCK_GROUP_RAID1,      "RAID1" },      \
 962                { BTRFS_BLOCK_GROUP_DUP,        "DUP"   },      \
 963                { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
 964                { BTRFS_BLOCK_GROUP_RAID5,      "RAID5" },      \
 965                { BTRFS_BLOCK_GROUP_RAID6,      "RAID6" })
 966
 967DECLARE_EVENT_CLASS(btrfs__chunk,
 968
 969        TP_PROTO(const struct btrfs_fs_info *fs_info,
 970                 const struct map_lookup *map, u64 offset, u64 size),
 971
 972        TP_ARGS(fs_info, map, offset, size),
 973
 974        TP_STRUCT__entry_btrfs(
 975                __field(        int,  num_stripes               )
 976                __field(        u64,  type                      )
 977                __field(        int,  sub_stripes               )
 978                __field(        u64,  offset                    )
 979                __field(        u64,  size                      )
 980                __field(        u64,  root_objectid             )
 981        ),
 982
 983        TP_fast_assign_btrfs(fs_info,
 984                __entry->num_stripes    = map->num_stripes;
 985                __entry->type           = map->type;
 986                __entry->sub_stripes    = map->sub_stripes;
 987                __entry->offset         = offset;
 988                __entry->size           = size;
 989                __entry->root_objectid  = fs_info->chunk_root->root_key.objectid;
 990        ),
 991
 992        TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
 993                  "num_stripes=%d sub_stripes=%d type=%s",
 994                  show_root_type(__entry->root_objectid),
 995                  __entry->offset,
 996                  __entry->size,
 997                  __entry->num_stripes, __entry->sub_stripes,
 998                  show_chunk_type(__entry->type))
 999);
1000
1001DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
1002
1003        TP_PROTO(const struct btrfs_fs_info *fs_info,
1004                 const struct map_lookup *map, u64 offset, u64 size),
1005
1006        TP_ARGS(fs_info, map, offset, size)
1007);
1008
1009DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
1010
1011        TP_PROTO(const struct btrfs_fs_info *fs_info,
1012                 const struct map_lookup *map, u64 offset, u64 size),
1013
1014        TP_ARGS(fs_info, map, offset, size)
1015);
1016
1017TRACE_EVENT(btrfs_cow_block,
1018
1019        TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
1020                 const struct extent_buffer *cow),
1021
1022        TP_ARGS(root, buf, cow),
1023
1024        TP_STRUCT__entry_btrfs(
1025                __field(        u64,  root_objectid             )
1026                __field(        u64,  buf_start                 )
1027                __field(        int,  refs                      )
1028                __field(        u64,  cow_start                 )
1029                __field(        int,  buf_level                 )
1030                __field(        int,  cow_level                 )
1031        ),
1032
1033        TP_fast_assign_btrfs(root->fs_info,
1034                __entry->root_objectid  = root->root_key.objectid;
1035                __entry->buf_start      = buf->start;
1036                __entry->refs           = atomic_read(&buf->refs);
1037                __entry->cow_start      = cow->start;
1038                __entry->buf_level      = btrfs_header_level(buf);
1039                __entry->cow_level      = btrfs_header_level(cow);
1040        ),
1041
1042        TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
1043                  "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
1044                  show_root_type(__entry->root_objectid),
1045                  __entry->refs,
1046                  __entry->buf_start,
1047                  __entry->buf_level,
1048                  __entry->cow_start,
1049                  __entry->cow_level)
1050);
1051
1052TRACE_EVENT(btrfs_space_reservation,
1053
1054        TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
1055                 u64 bytes, int reserve),
1056
1057        TP_ARGS(fs_info, type, val, bytes, reserve),
1058
1059        TP_STRUCT__entry_btrfs(
1060                __string(       type,   type                    )
1061                __field(        u64,    val                     )
1062                __field(        u64,    bytes                   )
1063                __field(        int,    reserve                 )
1064        ),
1065
1066        TP_fast_assign_btrfs(fs_info,
1067                __assign_str(type, type);
1068                __entry->val            = val;
1069                __entry->bytes          = bytes;
1070                __entry->reserve        = reserve;
1071        ),
1072
1073        TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
1074                        __entry->reserve ? "reserve" : "release",
1075                        __entry->bytes)
1076);
1077
1078TRACE_EVENT(btrfs_trigger_flush,
1079
1080        TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1081                 int flush, const char *reason),
1082
1083        TP_ARGS(fs_info, flags, bytes, flush, reason),
1084
1085        TP_STRUCT__entry_btrfs(
1086                __field(        u64,    flags                   )
1087                __field(        u64,    bytes                   )
1088                __field(        int,    flush                   )
1089                __string(       reason, reason                  )
1090        ),
1091
1092        TP_fast_assign_btrfs(fs_info,
1093                __entry->flags  = flags;
1094                __entry->bytes  = bytes;
1095                __entry->flush  = flush;
1096                __assign_str(reason, reason);
1097        ),
1098
1099        TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1100                  __get_str(reason), __entry->flush,
1101                  __print_symbolic(__entry->flush, FLUSH_ACTIONS),
1102                  __entry->flags,
1103                  __print_flags((unsigned long)__entry->flags, "|",
1104                                BTRFS_GROUP_FLAGS),
1105                  __entry->bytes)
1106);
1107
1108
1109TRACE_EVENT(btrfs_flush_space,
1110
1111        TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1112                 int state, int ret, bool for_preempt),
1113
1114        TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
1115
1116        TP_STRUCT__entry_btrfs(
1117                __field(        u64,    flags                   )
1118                __field(        u64,    num_bytes               )
1119                __field(        int,    state                   )
1120                __field(        int,    ret                     )
1121                __field(       bool,    for_preempt             )
1122        ),
1123
1124        TP_fast_assign_btrfs(fs_info,
1125                __entry->flags          =       flags;
1126                __entry->num_bytes      =       num_bytes;
1127                __entry->state          =       state;
1128                __entry->ret            =       ret;
1129                __entry->for_preempt    =       for_preempt;
1130        ),
1131
1132        TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%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, __entry->for_preempt)
1139);
1140
1141DECLARE_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
1163DEFINE_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
1170DEFINE_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
1177TRACE_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
1205DECLARE_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
1235DEFINE_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
1243DEFINE_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
1251TRACE_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
1284TRACE_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
1301TRACE_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
1336struct extent_state;
1337TRACE_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
1360TRACE_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
1379DECLARE_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 */
1414DECLARE_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
1431DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1432
1433        TP_PROTO(const struct btrfs_work *work),
1434
1435        TP_ARGS(work)
1436);
1437
1438DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1439
1440        TP_PROTO(const struct btrfs_work *work),
1441
1442        TP_ARGS(work)
1443);
1444
1445DEFINE_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
1452DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1453
1454        TP_PROTO(const struct btrfs_work *work),
1455
1456        TP_ARGS(work)
1457);
1458
1459DECLARE_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
1484DEFINE_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
1492DECLARE_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
1509DEFINE_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
1521DECLARE_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
1555DEFINE_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
1563DEFINE_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
1571DECLARE_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
1591DEFINE_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
1599DEFINE_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
1607TRACE_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
1628TRACE_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
1661TRACE_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
1690TRACE_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
1716TRACE_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
1739TRACE_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
1762TRACE_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
1787DECLARE_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
1830DEFINE_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
1837DEFINE_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
1844TRACE_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
1866DECLARE_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
1890DEFINE_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
1896DEFINE_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
1902DEFINE_EVENT(btrfs__block_group, btrfs_add_reclaim_block_group,
1903        TP_PROTO(const struct btrfs_block_group *bg_cache),
1904
1905        TP_ARGS(bg_cache)
1906);
1907
1908DEFINE_EVENT(btrfs__block_group, btrfs_reclaim_block_group,
1909        TP_PROTO(const struct btrfs_block_group *bg_cache),
1910
1911        TP_ARGS(bg_cache)
1912);
1913
1914DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
1915        TP_PROTO(const struct btrfs_block_group *bg_cache),
1916
1917        TP_ARGS(bg_cache)
1918);
1919
1920TRACE_EVENT(btrfs_set_extent_bit,
1921        TP_PROTO(const struct extent_io_tree *tree,
1922                 u64 start, u64 len, unsigned set_bits),
1923
1924        TP_ARGS(tree, start, len, set_bits),
1925
1926        TP_STRUCT__entry_btrfs(
1927                __field(        unsigned,       owner   )
1928                __field(        u64,            ino     )
1929                __field(        u64,            rootid  )
1930                __field(        u64,            start   )
1931                __field(        u64,            len     )
1932                __field(        unsigned,       set_bits)
1933        ),
1934
1935        TP_fast_assign_btrfs(tree->fs_info,
1936                __entry->owner = tree->owner;
1937                if (tree->private_data) {
1938                        const struct inode *inode = tree->private_data;
1939
1940                        __entry->ino    = btrfs_ino(BTRFS_I(inode));
1941                        __entry->rootid =
1942                                BTRFS_I(inode)->root->root_key.objectid;
1943                } else {
1944                        __entry->ino    = 0;
1945                        __entry->rootid = 0;
1946                }
1947                __entry->start          = start;
1948                __entry->len            = len;
1949                __entry->set_bits       = set_bits;
1950        ),
1951
1952        TP_printk_btrfs(
1953                "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
1954                __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
1955                __entry->rootid, __entry->start, __entry->len,
1956                __print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
1957);
1958
1959TRACE_EVENT(btrfs_clear_extent_bit,
1960        TP_PROTO(const struct extent_io_tree *tree,
1961                 u64 start, u64 len, unsigned clear_bits),
1962
1963        TP_ARGS(tree, start, len, clear_bits),
1964
1965        TP_STRUCT__entry_btrfs(
1966                __field(        unsigned,       owner   )
1967                __field(        u64,            ino     )
1968                __field(        u64,            rootid  )
1969                __field(        u64,            start   )
1970                __field(        u64,            len     )
1971                __field(        unsigned,       clear_bits)
1972        ),
1973
1974        TP_fast_assign_btrfs(tree->fs_info,
1975                __entry->owner = tree->owner;
1976                if (tree->private_data) {
1977                        const struct inode *inode = tree->private_data;
1978
1979                        __entry->ino    = btrfs_ino(BTRFS_I(inode));
1980                        __entry->rootid =
1981                                BTRFS_I(inode)->root->root_key.objectid;
1982                } else {
1983                        __entry->ino    = 0;
1984                        __entry->rootid = 0;
1985                }
1986                __entry->start          = start;
1987                __entry->len            = len;
1988                __entry->clear_bits     = clear_bits;
1989        ),
1990
1991        TP_printk_btrfs(
1992                "io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
1993                __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
1994                __entry->rootid, __entry->start, __entry->len,
1995                __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
1996);
1997
1998TRACE_EVENT(btrfs_convert_extent_bit,
1999        TP_PROTO(const struct extent_io_tree *tree,
2000                 u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
2001
2002        TP_ARGS(tree, start, len, set_bits, clear_bits),
2003
2004        TP_STRUCT__entry_btrfs(
2005                __field(        unsigned,       owner   )
2006                __field(        u64,            ino     )
2007                __field(        u64,            rootid  )
2008                __field(        u64,            start   )
2009                __field(        u64,            len     )
2010                __field(        unsigned,       set_bits)
2011                __field(        unsigned,       clear_bits)
2012        ),
2013
2014        TP_fast_assign_btrfs(tree->fs_info,
2015                __entry->owner = tree->owner;
2016                if (tree->private_data) {
2017                        const struct inode *inode = tree->private_data;
2018
2019                        __entry->ino    = btrfs_ino(BTRFS_I(inode));
2020                        __entry->rootid =
2021                                BTRFS_I(inode)->root->root_key.objectid;
2022                } else {
2023                        __entry->ino    = 0;
2024                        __entry->rootid = 0;
2025                }
2026                __entry->start          = start;
2027                __entry->len            = len;
2028                __entry->set_bits       = set_bits;
2029                __entry->clear_bits     = clear_bits;
2030        ),
2031
2032        TP_printk_btrfs(
2033"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
2034                  __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
2035                  __entry->rootid, __entry->start, __entry->len,
2036                  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
2037                  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
2038);
2039
2040DECLARE_EVENT_CLASS(btrfs_dump_space_info,
2041        TP_PROTO(struct btrfs_fs_info *fs_info,
2042                 const struct btrfs_space_info *sinfo),
2043
2044        TP_ARGS(fs_info, sinfo),
2045
2046        TP_STRUCT__entry_btrfs(
2047                __field(        u64,    flags                   )
2048                __field(        u64,    total_bytes             )
2049                __field(        u64,    bytes_used              )
2050                __field(        u64,    bytes_pinned            )
2051                __field(        u64,    bytes_reserved          )
2052                __field(        u64,    bytes_may_use           )
2053                __field(        u64,    bytes_readonly          )
2054                __field(        u64,    reclaim_size            )
2055                __field(        int,    clamp                   )
2056                __field(        u64,    global_reserved         )
2057                __field(        u64,    trans_reserved          )
2058                __field(        u64,    delayed_refs_reserved   )
2059                __field(        u64,    delayed_reserved        )
2060                __field(        u64,    free_chunk_space        )
2061                __field(        u64,    delalloc_bytes          )
2062                __field(        u64,    ordered_bytes           )
2063        ),
2064
2065        TP_fast_assign_btrfs(fs_info,
2066                __entry->flags                  =       sinfo->flags;
2067                __entry->total_bytes            =       sinfo->total_bytes;
2068                __entry->bytes_used             =       sinfo->bytes_used;
2069                __entry->bytes_pinned           =       sinfo->bytes_pinned;
2070                __entry->bytes_reserved         =       sinfo->bytes_reserved;
2071                __entry->bytes_may_use          =       sinfo->bytes_may_use;
2072                __entry->bytes_readonly         =       sinfo->bytes_readonly;
2073                __entry->reclaim_size           =       sinfo->reclaim_size;
2074                __entry->clamp                  =       sinfo->clamp;
2075                __entry->global_reserved        =       fs_info->global_block_rsv.reserved;
2076                __entry->trans_reserved         =       fs_info->trans_block_rsv.reserved;
2077                __entry->delayed_refs_reserved  =       fs_info->delayed_refs_rsv.reserved;
2078                __entry->delayed_reserved       =       fs_info->delayed_block_rsv.reserved;
2079                __entry->free_chunk_space       =       atomic64_read(&fs_info->free_chunk_space);
2080                __entry->delalloc_bytes         =       percpu_counter_sum_positive(&fs_info->delalloc_bytes);
2081                __entry->ordered_bytes          =       percpu_counter_sum_positive(&fs_info->ordered_bytes);
2082        ),
2083
2084        TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
2085                        "bytes_pinned=%llu bytes_reserved=%llu "
2086                        "bytes_may_use=%llu bytes_readonly=%llu "
2087                        "reclaim_size=%llu clamp=%d global_reserved=%llu "
2088                        "trans_reserved=%llu delayed_refs_reserved=%llu "
2089                        "delayed_reserved=%llu chunk_free_space=%llu "
2090                        "delalloc_bytes=%llu ordered_bytes=%llu",
2091                        __print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2092                        __entry->total_bytes, __entry->bytes_used,
2093                        __entry->bytes_pinned, __entry->bytes_reserved,
2094                        __entry->bytes_may_use, __entry->bytes_readonly,
2095                        __entry->reclaim_size, __entry->clamp,
2096                        __entry->global_reserved, __entry->trans_reserved,
2097                        __entry->delayed_refs_reserved,
2098                        __entry->delayed_reserved, __entry->free_chunk_space,
2099                        __entry->delalloc_bytes, __entry->ordered_bytes)
2100);
2101
2102DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
2103        TP_PROTO(struct btrfs_fs_info *fs_info,
2104                 const struct btrfs_space_info *sinfo),
2105        TP_ARGS(fs_info, sinfo)
2106);
2107
2108DEFINE_EVENT(btrfs_dump_space_info, btrfs_fail_all_tickets,
2109        TP_PROTO(struct btrfs_fs_info *fs_info,
2110                 const struct btrfs_space_info *sinfo),
2111        TP_ARGS(fs_info, sinfo)
2112);
2113
2114TRACE_EVENT(btrfs_reserve_ticket,
2115        TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
2116                 u64 start_ns, int flush, int error),
2117
2118        TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
2119
2120        TP_STRUCT__entry_btrfs(
2121                __field(        u64,    flags           )
2122                __field(        u64,    bytes           )
2123                __field(        u64,    start_ns        )
2124                __field(        int,    flush           )
2125                __field(        int,    error           )
2126        ),
2127
2128        TP_fast_assign_btrfs(fs_info,
2129                __entry->flags          = flags;
2130                __entry->bytes          = bytes;
2131                __entry->start_ns       = start_ns;
2132                __entry->flush          = flush;
2133                __entry->error          = error;
2134        ),
2135
2136        TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
2137                        __print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
2138                        __entry->bytes, __entry->start_ns,
2139                        __print_symbolic(__entry->flush, FLUSH_ACTIONS),
2140                        __entry->error)
2141);
2142
2143DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
2144        TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2145
2146        TP_ARGS(eb, start_ns),
2147
2148        TP_STRUCT__entry_btrfs(
2149                __field(        u64,    block           )
2150                __field(        u64,    generation      )
2151                __field(        u64,    start_ns        )
2152                __field(        u64,    end_ns          )
2153                __field(        u64,    diff_ns         )
2154                __field(        u64,    owner           )
2155                __field(        int,    is_log_tree     )
2156        ),
2157
2158        TP_fast_assign_btrfs(eb->fs_info,
2159                __entry->block          = eb->start;
2160                __entry->generation     = btrfs_header_generation(eb);
2161                __entry->start_ns       = start_ns;
2162                __entry->end_ns         = ktime_get_ns();
2163                __entry->diff_ns        = __entry->end_ns - start_ns;
2164                __entry->owner          = btrfs_header_owner(eb);
2165                __entry->is_log_tree    = (eb->log_index >= 0);
2166        ),
2167
2168        TP_printk_btrfs(
2169"block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
2170                __entry->block, __entry->generation,
2171                __entry->start_ns, __entry->end_ns, __entry->diff_ns,
2172                __entry->owner, __entry->is_log_tree)
2173);
2174
2175DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
2176        TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2177
2178        TP_ARGS(eb, start_ns)
2179);
2180
2181DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
2182        TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
2183
2184        TP_ARGS(eb, start_ns)
2185);
2186
2187DECLARE_EVENT_CLASS(btrfs_locking_events,
2188        TP_PROTO(const struct extent_buffer *eb),
2189
2190        TP_ARGS(eb),
2191
2192        TP_STRUCT__entry_btrfs(
2193                __field(        u64,    block           )
2194                __field(        u64,    generation      )
2195                __field(        u64,    owner           )
2196                __field(        int,    is_log_tree     )
2197        ),
2198
2199        TP_fast_assign_btrfs(eb->fs_info,
2200                __entry->block          = eb->start;
2201                __entry->generation     = btrfs_header_generation(eb);
2202                __entry->owner          = btrfs_header_owner(eb);
2203                __entry->is_log_tree    = (eb->log_index >= 0);
2204        ),
2205
2206        TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
2207                __entry->block, __entry->generation,
2208                __entry->owner, __entry->is_log_tree)
2209);
2210
2211#define DEFINE_BTRFS_LOCK_EVENT(name)                           \
2212DEFINE_EVENT(btrfs_locking_events, name,                        \
2213                TP_PROTO(const struct extent_buffer *eb),       \
2214                                                                \
2215                TP_ARGS(eb)                                     \
2216)
2217
2218DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
2219DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
2220DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock_blocking);
2221DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_read);
2222DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_write);
2223DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
2224DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_write_lock);
2225DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic);
2226
2227DECLARE_EVENT_CLASS(btrfs__space_info_update,
2228
2229        TP_PROTO(const struct btrfs_fs_info *fs_info,
2230                 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2231
2232        TP_ARGS(fs_info, sinfo, old, diff),
2233
2234        TP_STRUCT__entry_btrfs(
2235                __field(        u64,    type            )
2236                __field(        u64,    old             )
2237                __field(        s64,    diff            )
2238        ),
2239
2240        TP_fast_assign_btrfs(fs_info,
2241                __entry->type   = sinfo->flags;
2242                __entry->old    = old;
2243                __entry->diff   = diff;
2244        ),
2245        TP_printk_btrfs("type=%s old=%llu diff=%lld",
2246                __print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
2247                __entry->old, __entry->diff)
2248);
2249
2250DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
2251
2252        TP_PROTO(const struct btrfs_fs_info *fs_info,
2253                 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2254
2255        TP_ARGS(fs_info, sinfo, old, diff)
2256);
2257
2258DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
2259
2260        TP_PROTO(const struct btrfs_fs_info *fs_info,
2261                 const struct btrfs_space_info *sinfo, u64 old, s64 diff),
2262
2263        TP_ARGS(fs_info, sinfo, old, diff)
2264);
2265
2266#endif /* _TRACE_BTRFS_H */
2267
2268/* This part must be outside protection */
2269#include <trace/define_trace.h>
2270