git.sesse.net Git - bcachefs-tools-debian/blob - libbcachefs/trace.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM bcachefs
   4
   5 #if !defined(_TRACE_BCACHEFS_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_BCACHEFS_H
   7
   8 #include <linux/tracepoint.h>
   9
  10 #define TRACE_BPOS_entries(name)                                \
  11         __field(u64,                    name##_inode    )       \
  12         __field(u64,                    name##_offset   )       \
  13         __field(u32,                    name##_snapshot )
  14
  15 #define TRACE_BPOS_assign(dst, src)                             \
  16         __entry->dst##_inode            = (src).inode;          \
  17         __entry->dst##_offset           = (src).offset;         \
  18         __entry->dst##_snapshot         = (src).snapshot
  19
  20 DECLARE_EVENT_CLASS(bpos,
  21         TP_PROTO(const struct bpos *p),
  22         TP_ARGS(p),
  23
  24         TP_STRUCT__entry(
  25                 TRACE_BPOS_entries(p)
  26         ),
  27
  28         TP_fast_assign(
  29                 TRACE_BPOS_assign(p, *p);
  30         ),
  31
  32         TP_printk("%llu:%llu:%u", __entry->p_inode, __entry->p_offset, __entry->p_snapshot)
  33 );
  34
  35 DECLARE_EVENT_CLASS(bkey,
  36         TP_PROTO(struct bch_fs *c, const char *k),
  37         TP_ARGS(c, k),
  38
  39         TP_STRUCT__entry(
  40                 __string(k,     k                               )
  41         ),
  42
  43         TP_fast_assign(
  44                 __assign_str(k, k);
  45         ),
  46
  47         TP_printk("%s", __get_str(k))
  48 );
  49
  50 DECLARE_EVENT_CLASS(btree_node,
  51         TP_PROTO(struct bch_fs *c, struct btree *b),
  52         TP_ARGS(c, b),
  53
  54         TP_STRUCT__entry(
  55                 __field(dev_t,          dev                     )
  56                 __field(u8,             level                   )
  57                 __field(u8,             btree_id                )
  58                 TRACE_BPOS_entries(pos)
  59         ),
  60
  61         TP_fast_assign(
  62                 __entry->dev            = c->dev;
  63                 __entry->level          = b->c.level;
  64                 __entry->btree_id       = b->c.btree_id;
  65                 TRACE_BPOS_assign(pos, b->key.k.p);
  66         ),
  67
  68         TP_printk("%d,%d %u %s %llu:%llu:%u",
  69                   MAJOR(__entry->dev), MINOR(__entry->dev),
  70                   __entry->level,
  71                   bch2_btree_ids[__entry->btree_id],
  72                   __entry->pos_inode, __entry->pos_offset, __entry->pos_snapshot)
  73 );
  74
  75 DECLARE_EVENT_CLASS(bch_fs,
  76         TP_PROTO(struct bch_fs *c),
  77         TP_ARGS(c),
  78
  79         TP_STRUCT__entry(
  80                 __field(dev_t,          dev                     )
  81         ),
  82
  83         TP_fast_assign(
  84                 __entry->dev            = c->dev;
  85         ),
  86
  87         TP_printk("%d,%d", MAJOR(__entry->dev), MINOR(__entry->dev))
  88 );
  89
  90 DECLARE_EVENT_CLASS(bio,
  91         TP_PROTO(struct bio *bio),
  92         TP_ARGS(bio),
  93
  94         TP_STRUCT__entry(
  95                 __field(dev_t,          dev                     )
  96                 __field(sector_t,       sector                  )
  97                 __field(unsigned int,   nr_sector               )
  98                 __array(char,           rwbs,   6               )
  99         ),
 100
 101         TP_fast_assign(
 102                 __entry->dev            = bio->bi_bdev ? bio_dev(bio) : 0;
 103                 __entry->sector         = bio->bi_iter.bi_sector;
 104                 __entry->nr_sector      = bio->bi_iter.bi_size >> 9;
 105                 blk_fill_rwbs(__entry->rwbs, bio->bi_opf);
 106         ),
 107
 108         TP_printk("%d,%d  %s %llu + %u",
 109                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs,
 110                   (unsigned long long)__entry->sector, __entry->nr_sector)
 111 );
 112
 113 /* super-io.c: */
 114 TRACE_EVENT(write_super,
 115         TP_PROTO(struct bch_fs *c, unsigned long ip),
 116         TP_ARGS(c, ip),
 117
 118         TP_STRUCT__entry(
 119                 __field(dev_t,          dev     )
 120                 __field(unsigned long,  ip      )
 121         ),
 122
 123         TP_fast_assign(
 124                 __entry->dev            = c->dev;
 125                 __entry->ip             = ip;
 126         ),
 127
 128         TP_printk("%d,%d for %pS",
 129                   MAJOR(__entry->dev), MINOR(__entry->dev),
 130                   (void *) __entry->ip)
 131 );
 132
 133 /* io.c: */
 134
 135 DEFINE_EVENT(bio, read_promote,
 136         TP_PROTO(struct bio *bio),
 137         TP_ARGS(bio)
 138 );
 139
 140 DEFINE_EVENT(bio, read_bounce,
 141         TP_PROTO(struct bio *bio),
 142         TP_ARGS(bio)
 143 );
 144
 145 DEFINE_EVENT(bio, read_split,
 146         TP_PROTO(struct bio *bio),
 147         TP_ARGS(bio)
 148 );
 149
 150 DEFINE_EVENT(bio, read_retry,
 151         TP_PROTO(struct bio *bio),
 152         TP_ARGS(bio)
 153 );
 154
 155 DEFINE_EVENT(bio, read_reuse_race,
 156         TP_PROTO(struct bio *bio),
 157         TP_ARGS(bio)
 158 );
 159
 160 /* Journal */
 161
 162 DEFINE_EVENT(bch_fs, journal_full,
 163         TP_PROTO(struct bch_fs *c),
 164         TP_ARGS(c)
 165 );
 166
 167 DEFINE_EVENT(bch_fs, journal_entry_full,
 168         TP_PROTO(struct bch_fs *c),
 169         TP_ARGS(c)
 170 );
 171
 172 DEFINE_EVENT(bio, journal_write,
 173         TP_PROTO(struct bio *bio),
 174         TP_ARGS(bio)
 175 );
 176
 177 TRACE_EVENT(journal_reclaim_start,
 178         TP_PROTO(struct bch_fs *c, bool direct, bool kicked,
 179                  u64 min_nr, u64 min_key_cache,
 180                  u64 prereserved, u64 prereserved_total,
 181                  u64 btree_cache_dirty, u64 btree_cache_total,
 182                  u64 btree_key_cache_dirty, u64 btree_key_cache_total),
 183         TP_ARGS(c, direct, kicked, min_nr, min_key_cache, prereserved, prereserved_total,
 184                 btree_cache_dirty, btree_cache_total,
 185                 btree_key_cache_dirty, btree_key_cache_total),
 186
 187         TP_STRUCT__entry(
 188                 __field(dev_t,          dev                     )
 189                 __field(bool,           direct                  )
 190                 __field(bool,           kicked                  )
 191                 __field(u64,            min_nr                  )
 192                 __field(u64,            min_key_cache           )
 193                 __field(u64,            prereserved             )
 194                 __field(u64,            prereserved_total       )
 195                 __field(u64,            btree_cache_dirty       )
 196                 __field(u64,            btree_cache_total       )
 197                 __field(u64,            btree_key_cache_dirty   )
 198                 __field(u64,            btree_key_cache_total   )
 199         ),
 200
 201         TP_fast_assign(
 202                 __entry->dev                    = c->dev;
 203                 __entry->direct                 = direct;
 204                 __entry->kicked                 = kicked;
 205                 __entry->min_nr                 = min_nr;
 206                 __entry->min_key_cache          = min_key_cache;
 207                 __entry->prereserved            = prereserved;
 208                 __entry->prereserved_total      = prereserved_total;
 209                 __entry->btree_cache_dirty      = btree_cache_dirty;
 210                 __entry->btree_cache_total      = btree_cache_total;
 211                 __entry->btree_key_cache_dirty  = btree_key_cache_dirty;
 212                 __entry->btree_key_cache_total  = btree_key_cache_total;
 213         ),
 214
 215         TP_printk("%d,%d direct %u kicked %u min %llu key cache %llu prereserved %llu/%llu btree cache %llu/%llu key cache %llu/%llu",
 216                   MAJOR(__entry->dev), MINOR(__entry->dev),
 217                   __entry->direct,
 218                   __entry->kicked,
 219                   __entry->min_nr,
 220                   __entry->min_key_cache,
 221                   __entry->prereserved,
 222                   __entry->prereserved_total,
 223                   __entry->btree_cache_dirty,
 224                   __entry->btree_cache_total,
 225                   __entry->btree_key_cache_dirty,
 226                   __entry->btree_key_cache_total)
 227 );
 228
 229 TRACE_EVENT(journal_reclaim_finish,
 230         TP_PROTO(struct bch_fs *c, u64 nr_flushed),
 231         TP_ARGS(c, nr_flushed),
 232
 233         TP_STRUCT__entry(
 234                 __field(dev_t,          dev                     )
 235                 __field(u64,            nr_flushed              )
 236         ),
 237
 238         TP_fast_assign(
 239                 __entry->dev            = c->dev;
 240                 __entry->nr_flushed     = nr_flushed;
 241         ),
 242
 243         TP_printk("%d,%d flushed %llu",
 244                   MAJOR(__entry->dev), MINOR(__entry->dev),
 245                   __entry->nr_flushed)
 246 );
 247
 248 /* bset.c: */
 249
 250 DEFINE_EVENT(bpos, bkey_pack_pos_fail,
 251         TP_PROTO(const struct bpos *p),
 252         TP_ARGS(p)
 253 );
 254
 255 /* Btree cache: */
 256
 257 TRACE_EVENT(btree_cache_scan,
 258         TP_PROTO(long nr_to_scan, long can_free, long ret),
 259         TP_ARGS(nr_to_scan, can_free, ret),
 260
 261         TP_STRUCT__entry(
 262                 __field(long,   nr_to_scan              )
 263                 __field(long,   can_free                )
 264                 __field(long,   ret                     )
 265         ),
 266
 267         TP_fast_assign(
 268                 __entry->nr_to_scan     = nr_to_scan;
 269                 __entry->can_free       = can_free;
 270                 __entry->ret            = ret;
 271         ),
 272
 273         TP_printk("scanned for %li nodes, can free %li, ret %li",
 274                   __entry->nr_to_scan, __entry->can_free, __entry->ret)
 275 );
 276
 277 DEFINE_EVENT(btree_node, btree_cache_reap,
 278         TP_PROTO(struct bch_fs *c, struct btree *b),
 279         TP_ARGS(c, b)
 280 );
 281
 282 DEFINE_EVENT(bch_fs, btree_cache_cannibalize_lock_fail,
 283         TP_PROTO(struct bch_fs *c),
 284         TP_ARGS(c)
 285 );
 286
 287 DEFINE_EVENT(bch_fs, btree_cache_cannibalize_lock,
 288         TP_PROTO(struct bch_fs *c),
 289         TP_ARGS(c)
 290 );
 291
 292 DEFINE_EVENT(bch_fs, btree_cache_cannibalize,
 293         TP_PROTO(struct bch_fs *c),
 294         TP_ARGS(c)
 295 );
 296
 297 DEFINE_EVENT(bch_fs, btree_cache_cannibalize_unlock,
 298         TP_PROTO(struct bch_fs *c),
 299         TP_ARGS(c)
 300 );
 301
 302 /* Btree */
 303
 304 DEFINE_EVENT(btree_node, btree_node_read,
 305         TP_PROTO(struct bch_fs *c, struct btree *b),
 306         TP_ARGS(c, b)
 307 );
 308
 309 TRACE_EVENT(btree_node_write,
 310         TP_PROTO(struct btree *b, unsigned bytes, unsigned sectors),
 311         TP_ARGS(b, bytes, sectors),
 312
 313         TP_STRUCT__entry(
 314                 __field(enum btree_node_type,   type)
 315                 __field(unsigned,       bytes                   )
 316                 __field(unsigned,       sectors                 )
 317         ),
 318
 319         TP_fast_assign(
 320                 __entry->type   = btree_node_type(b);
 321                 __entry->bytes  = bytes;
 322                 __entry->sectors = sectors;
 323         ),
 324
 325         TP_printk("bkey type %u bytes %u sectors %u",
 326                   __entry->type , __entry->bytes, __entry->sectors)
 327 );
 328
 329 DEFINE_EVENT(btree_node, btree_node_alloc,
 330         TP_PROTO(struct bch_fs *c, struct btree *b),
 331         TP_ARGS(c, b)
 332 );
 333
 334 DEFINE_EVENT(btree_node, btree_node_free,
 335         TP_PROTO(struct bch_fs *c, struct btree *b),
 336         TP_ARGS(c, b)
 337 );
 338
 339 TRACE_EVENT(btree_reserve_get_fail,
 340         TP_PROTO(const char *trans_fn,
 341                  unsigned long caller_ip,
 342                  size_t required,
 343                  int ret),
 344         TP_ARGS(trans_fn, caller_ip, required, ret),
 345
 346         TP_STRUCT__entry(
 347                 __array(char,                   trans_fn, 32    )
 348                 __field(unsigned long,          caller_ip       )
 349                 __field(size_t,                 required        )
 350                 __array(char,                   ret, 32         )
 351         ),
 352
 353         TP_fast_assign(
 354                 strscpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
 355                 __entry->caller_ip      = caller_ip;
 356                 __entry->required       = required;
 357                 strscpy(__entry->ret, bch2_err_str(ret), sizeof(__entry->ret));
 358         ),
 359
 360         TP_printk("%s %pS required %zu ret %s",
 361                   __entry->trans_fn,
 362                   (void *) __entry->caller_ip,
 363                   __entry->required,
 364                   __entry->ret)
 365 );
 366
 367 DEFINE_EVENT(btree_node, btree_node_compact,
 368         TP_PROTO(struct bch_fs *c, struct btree *b),
 369         TP_ARGS(c, b)
 370 );
 371
 372 DEFINE_EVENT(btree_node, btree_node_merge,
 373         TP_PROTO(struct bch_fs *c, struct btree *b),
 374         TP_ARGS(c, b)
 375 );
 376
 377 DEFINE_EVENT(btree_node, btree_node_split,
 378         TP_PROTO(struct bch_fs *c, struct btree *b),
 379         TP_ARGS(c, b)
 380 );
 381
 382 DEFINE_EVENT(btree_node, btree_node_rewrite,
 383         TP_PROTO(struct bch_fs *c, struct btree *b),
 384         TP_ARGS(c, b)
 385 );
 386
 387 DEFINE_EVENT(btree_node, btree_node_set_root,
 388         TP_PROTO(struct bch_fs *c, struct btree *b),
 389         TP_ARGS(c, b)
 390 );
 391
 392 TRACE_EVENT(btree_path_relock_fail,
 393         TP_PROTO(struct btree_trans *trans,
 394                  unsigned long caller_ip,
 395                  struct btree_path *path,
 396                  unsigned level),
 397         TP_ARGS(trans, caller_ip, path, level),
 398
 399         TP_STRUCT__entry(
 400                 __array(char,                   trans_fn, 32    )
 401                 __field(unsigned long,          caller_ip       )
 402                 __field(u8,                     btree_id        )
 403                 __field(u8,                     level           )
 404                 TRACE_BPOS_entries(pos)
 405                 __array(char,                   node, 24        )
 406                 __field(u8,                     self_read_count )
 407                 __field(u8,                     self_intent_count)
 408                 __field(u8,                     read_count      )
 409                 __field(u8,                     intent_count    )
 410                 __field(u32,                    iter_lock_seq   )
 411                 __field(u32,                    node_lock_seq   )
 412         ),
 413
 414         TP_fast_assign(
 415                 struct btree *b = btree_path_node(path, level);
 416                 struct six_lock_count c;
 417
 418                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 419                 __entry->caller_ip              = caller_ip;
 420                 __entry->btree_id               = path->btree_id;
 421                 __entry->level                  = path->level;
 422                 TRACE_BPOS_assign(pos, path->pos);
 423
 424                 c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level),
 425                 __entry->self_read_count        = c.n[SIX_LOCK_read];
 426                 __entry->self_intent_count      = c.n[SIX_LOCK_intent];
 427
 428                 if (IS_ERR(b)) {
 429                         strscpy(__entry->node, bch2_err_str(PTR_ERR(b)), sizeof(__entry->node));
 430                 } else {
 431                         c = six_lock_counts(&path->l[level].b->c.lock);
 432                         __entry->read_count     = c.n[SIX_LOCK_read];
 433                         __entry->intent_count   = c.n[SIX_LOCK_intent];
 434                         scnprintf(__entry->node, sizeof(__entry->node), "%px", b);
 435                 }
 436                 __entry->iter_lock_seq          = path->l[level].lock_seq;
 437                 __entry->node_lock_seq          = is_btree_node(path, level)
 438                         ? six_lock_seq(&path->l[level].b->c.lock)
 439                         : 0;
 440         ),
 441
 442         TP_printk("%s %pS btree %s pos %llu:%llu:%u level %u node %s held %u:%u lock count %u:%u iter seq %u lock seq %u",
 443                   __entry->trans_fn,
 444                   (void *) __entry->caller_ip,
 445                   bch2_btree_ids[__entry->btree_id],
 446                   __entry->pos_inode,
 447                   __entry->pos_offset,
 448                   __entry->pos_snapshot,
 449                   __entry->level,
 450                   __entry->node,
 451                   __entry->self_read_count,
 452                   __entry->self_intent_count,
 453                   __entry->read_count,
 454                   __entry->intent_count,
 455                   __entry->iter_lock_seq,
 456                   __entry->node_lock_seq)
 457 );
 458
 459 TRACE_EVENT(btree_path_upgrade_fail,
 460         TP_PROTO(struct btree_trans *trans,
 461                  unsigned long caller_ip,
 462                  struct btree_path *path,
 463                  unsigned level),
 464         TP_ARGS(trans, caller_ip, path, level),
 465
 466         TP_STRUCT__entry(
 467                 __array(char,                   trans_fn, 32    )
 468                 __field(unsigned long,          caller_ip       )
 469                 __field(u8,                     btree_id        )
 470                 __field(u8,                     level           )
 471                 TRACE_BPOS_entries(pos)
 472                 __field(u8,                     locked          )
 473                 __field(u8,                     self_read_count )
 474                 __field(u8,                     self_intent_count)
 475                 __field(u8,                     read_count      )
 476                 __field(u8,                     intent_count    )
 477                 __field(u32,                    iter_lock_seq   )
 478                 __field(u32,                    node_lock_seq   )
 479         ),
 480
 481         TP_fast_assign(
 482                 struct six_lock_count c;
 483
 484                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 485                 __entry->caller_ip              = caller_ip;
 486                 __entry->btree_id               = path->btree_id;
 487                 __entry->level                  = level;
 488                 TRACE_BPOS_assign(pos, path->pos);
 489                 __entry->locked                 = btree_node_locked(path, level);
 490
 491                 c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level),
 492                 __entry->self_read_count        = c.n[SIX_LOCK_read];
 493                 __entry->self_intent_count      = c.n[SIX_LOCK_intent];
 494                 c = six_lock_counts(&path->l[level].b->c.lock);
 495                 __entry->read_count             = c.n[SIX_LOCK_read];
 496                 __entry->intent_count           = c.n[SIX_LOCK_intent];
 497                 __entry->iter_lock_seq          = path->l[level].lock_seq;
 498                 __entry->node_lock_seq          = is_btree_node(path, level)
 499                         ? six_lock_seq(&path->l[level].b->c.lock)
 500                         : 0;
 501         ),
 502
 503         TP_printk("%s %pS btree %s pos %llu:%llu:%u level %u locked %u held %u:%u lock count %u:%u iter seq %u lock seq %u",
 504                   __entry->trans_fn,
 505                   (void *) __entry->caller_ip,
 506                   bch2_btree_ids[__entry->btree_id],
 507                   __entry->pos_inode,
 508                   __entry->pos_offset,
 509                   __entry->pos_snapshot,
 510                   __entry->level,
 511                   __entry->locked,
 512                   __entry->self_read_count,
 513                   __entry->self_intent_count,
 514                   __entry->read_count,
 515                   __entry->intent_count,
 516                   __entry->iter_lock_seq,
 517                   __entry->node_lock_seq)
 518 );
 519
 520 /* Garbage collection */
 521
 522 DEFINE_EVENT(bch_fs, gc_gens_start,
 523         TP_PROTO(struct bch_fs *c),
 524         TP_ARGS(c)
 525 );
 526
 527 DEFINE_EVENT(bch_fs, gc_gens_end,
 528         TP_PROTO(struct bch_fs *c),
 529         TP_ARGS(c)
 530 );
 531
 532 /* Allocator */
 533
 534 DECLARE_EVENT_CLASS(bucket_alloc,
 535         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 536                  u64 bucket,
 537                  u64 free,
 538                  u64 avail,
 539                  u64 copygc_wait_amount,
 540                  s64 copygc_waiting_for,
 541                  struct bucket_alloc_state *s,
 542                  bool nonblocking,
 543                  const char *err),
 544         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 545                 copygc_wait_amount, copygc_waiting_for,
 546                 s, nonblocking, err),
 547
 548         TP_STRUCT__entry(
 549                 __field(u8,                     dev                     )
 550                 __array(char,   reserve,        16                      )
 551                 __field(u64,                    bucket  )
 552                 __field(u64,                    free                    )
 553                 __field(u64,                    avail                   )
 554                 __field(u64,                    copygc_wait_amount      )
 555                 __field(s64,                    copygc_waiting_for      )
 556                 __field(u64,                    seen                    )
 557                 __field(u64,                    open                    )
 558                 __field(u64,                    need_journal_commit     )
 559                 __field(u64,                    nouse                   )
 560                 __field(bool,                   nonblocking             )
 561                 __field(u64,                    nocow                   )
 562                 __array(char,                   err,    32              )
 563         ),
 564
 565         TP_fast_assign(
 566                 __entry->dev            = ca->dev_idx;
 567                 strscpy(__entry->reserve, alloc_reserve, sizeof(__entry->reserve));
 568                 __entry->bucket         = bucket;
 569                 __entry->free           = free;
 570                 __entry->avail          = avail;
 571                 __entry->copygc_wait_amount     = copygc_wait_amount;
 572                 __entry->copygc_waiting_for     = copygc_waiting_for;
 573                 __entry->seen           = s->buckets_seen;
 574                 __entry->open           = s->skipped_open;
 575                 __entry->need_journal_commit = s->skipped_need_journal_commit;
 576                 __entry->nouse          = s->skipped_nouse;
 577                 __entry->nonblocking    = nonblocking;
 578                 __entry->nocow          = s->skipped_nocow;
 579                 strscpy(__entry->err, err, sizeof(__entry->err));
 580         ),
 581
 582         TP_printk("reserve %s bucket %u:%llu free %llu avail %llu copygc_wait %llu/%lli seen %llu open %llu need_journal_commit %llu nouse %llu nocow %llu nonblocking %u err %s",
 583                   __entry->reserve,
 584                   __entry->dev,
 585                   __entry->bucket,
 586                   __entry->free,
 587                   __entry->avail,
 588                   __entry->copygc_wait_amount,
 589                   __entry->copygc_waiting_for,
 590                   __entry->seen,
 591                   __entry->open,
 592                   __entry->need_journal_commit,
 593                   __entry->nouse,
 594                   __entry->nocow,
 595                   __entry->nonblocking,
 596                   __entry->err)
 597 );
 598
 599 DEFINE_EVENT(bucket_alloc, bucket_alloc,
 600         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 601                  u64 bucket,
 602                  u64 free,
 603                  u64 avail,
 604                  u64 copygc_wait_amount,
 605                  s64 copygc_waiting_for,
 606                  struct bucket_alloc_state *s,
 607                  bool nonblocking,
 608                  const char *err),
 609         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 610                 copygc_wait_amount, copygc_waiting_for,
 611                 s, nonblocking, err)
 612 );
 613
 614 DEFINE_EVENT(bucket_alloc, bucket_alloc_fail,
 615         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 616                  u64 bucket,
 617                  u64 free,
 618                  u64 avail,
 619                  u64 copygc_wait_amount,
 620                  s64 copygc_waiting_for,
 621                  struct bucket_alloc_state *s,
 622                  bool nonblocking,
 623                  const char *err),
 624         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 625                 copygc_wait_amount, copygc_waiting_for,
 626                 s, nonblocking, err)
 627 );
 628
 629 TRACE_EVENT(discard_buckets,
 630         TP_PROTO(struct bch_fs *c, u64 seen, u64 open,
 631                  u64 need_journal_commit, u64 discarded, const char *err),
 632         TP_ARGS(c, seen, open, need_journal_commit, discarded, err),
 633
 634         TP_STRUCT__entry(
 635                 __field(dev_t,          dev                     )
 636                 __field(u64,            seen                    )
 637                 __field(u64,            open                    )
 638                 __field(u64,            need_journal_commit     )
 639                 __field(u64,            discarded               )
 640                 __array(char,           err,    16              )
 641         ),
 642
 643         TP_fast_assign(
 644                 __entry->dev                    = c->dev;
 645                 __entry->seen                   = seen;
 646                 __entry->open                   = open;
 647                 __entry->need_journal_commit    = need_journal_commit;
 648                 __entry->discarded              = discarded;
 649                 strscpy(__entry->err, err, sizeof(__entry->err));
 650         ),
 651
 652         TP_printk("%d%d seen %llu open %llu need_journal_commit %llu discarded %llu err %s",
 653                   MAJOR(__entry->dev), MINOR(__entry->dev),
 654                   __entry->seen,
 655                   __entry->open,
 656                   __entry->need_journal_commit,
 657                   __entry->discarded,
 658                   __entry->err)
 659 );
 660
 661 TRACE_EVENT(bucket_invalidate,
 662         TP_PROTO(struct bch_fs *c, unsigned dev, u64 bucket, u32 sectors),
 663         TP_ARGS(c, dev, bucket, sectors),
 664
 665         TP_STRUCT__entry(
 666                 __field(dev_t,          dev                     )
 667                 __field(u32,            dev_idx                 )
 668                 __field(u32,            sectors                 )
 669                 __field(u64,            bucket                  )
 670         ),
 671
 672         TP_fast_assign(
 673                 __entry->dev            = c->dev;
 674                 __entry->dev_idx        = dev;
 675                 __entry->sectors        = sectors;
 676                 __entry->bucket         = bucket;
 677         ),
 678
 679         TP_printk("%d:%d invalidated %u:%llu cached sectors %u",
 680                   MAJOR(__entry->dev), MINOR(__entry->dev),
 681                   __entry->dev_idx, __entry->bucket,
 682                   __entry->sectors)
 683 );
 684
 685 /* Moving IO */
 686
 687 TRACE_EVENT(bucket_evacuate,
 688         TP_PROTO(struct bch_fs *c, struct bpos *bucket),
 689         TP_ARGS(c, bucket),
 690
 691         TP_STRUCT__entry(
 692                 __field(dev_t,          dev                     )
 693                 __field(u32,            dev_idx                 )
 694                 __field(u64,            bucket                  )
 695         ),
 696
 697         TP_fast_assign(
 698                 __entry->dev            = c->dev;
 699                 __entry->dev_idx        = bucket->inode;
 700                 __entry->bucket         = bucket->offset;
 701         ),
 702
 703         TP_printk("%d:%d %u:%llu",
 704                   MAJOR(__entry->dev), MINOR(__entry->dev),
 705                   __entry->dev_idx, __entry->bucket)
 706 );
 707
 708 DEFINE_EVENT(bkey, move_extent,
 709         TP_PROTO(struct bch_fs *c, const char *k),
 710         TP_ARGS(c, k)
 711 );
 712
 713 DEFINE_EVENT(bkey, move_extent_read,
 714         TP_PROTO(struct bch_fs *c, const char *k),
 715         TP_ARGS(c, k)
 716 );
 717
 718 DEFINE_EVENT(bkey, move_extent_write,
 719         TP_PROTO(struct bch_fs *c, const char *k),
 720         TP_ARGS(c, k)
 721 );
 722
 723 DEFINE_EVENT(bkey, move_extent_finish,
 724         TP_PROTO(struct bch_fs *c, const char *k),
 725         TP_ARGS(c, k)
 726 );
 727
 728 TRACE_EVENT(move_extent_fail,
 729         TP_PROTO(struct bch_fs *c, const char *msg),
 730         TP_ARGS(c, msg),
 731
 732         TP_STRUCT__entry(
 733                 __field(dev_t,          dev                     )
 734                 __string(msg,           msg                     )
 735         ),
 736
 737         TP_fast_assign(
 738                 __entry->dev            = c->dev;
 739                 __assign_str(msg, msg);
 740         ),
 741
 742         TP_printk("%d:%d %s", MAJOR(__entry->dev), MINOR(__entry->dev), __get_str(msg))
 743 );
 744
 745 DEFINE_EVENT(bkey, move_extent_alloc_mem_fail,
 746         TP_PROTO(struct bch_fs *c, const char *k),
 747         TP_ARGS(c, k)
 748 );
 749
 750 TRACE_EVENT(move_data,
 751         TP_PROTO(struct bch_fs *c, u64 sectors_moved,
 752                  u64 keys_moved),
 753         TP_ARGS(c, sectors_moved, keys_moved),
 754
 755         TP_STRUCT__entry(
 756                 __field(dev_t,          dev                     )
 757                 __field(u64,            sectors_moved   )
 758                 __field(u64,            keys_moved      )
 759         ),
 760
 761         TP_fast_assign(
 762                 __entry->dev                    = c->dev;
 763                 __entry->sectors_moved = sectors_moved;
 764                 __entry->keys_moved = keys_moved;
 765         ),
 766
 767         TP_printk("%d,%d sectors_moved %llu keys_moved %llu",
 768                   MAJOR(__entry->dev), MINOR(__entry->dev),
 769                   __entry->sectors_moved, __entry->keys_moved)
 770 );
 771
 772 TRACE_EVENT(evacuate_bucket,
 773         TP_PROTO(struct bch_fs *c, struct bpos *bucket,
 774                  unsigned sectors, unsigned bucket_size,
 775                  u64 fragmentation, int ret),
 776         TP_ARGS(c, bucket, sectors, bucket_size, fragmentation, ret),
 777
 778         TP_STRUCT__entry(
 779                 __field(dev_t,          dev             )
 780                 __field(u64,            member          )
 781                 __field(u64,            bucket          )
 782                 __field(u32,            sectors         )
 783                 __field(u32,            bucket_size     )
 784                 __field(u64,            fragmentation   )
 785                 __field(int,            ret             )
 786         ),
 787
 788         TP_fast_assign(
 789                 __entry->dev                    = c->dev;
 790                 __entry->member                 = bucket->inode;
 791                 __entry->bucket                 = bucket->offset;
 792                 __entry->sectors                = sectors;
 793                 __entry->bucket_size            = bucket_size;
 794                 __entry->fragmentation          = fragmentation;
 795                 __entry->ret                    = ret;
 796         ),
 797
 798         TP_printk("%d,%d %llu:%llu sectors %u/%u fragmentation %llu ret %i",
 799                   MAJOR(__entry->dev), MINOR(__entry->dev),
 800                   __entry->member, __entry->bucket,
 801                   __entry->sectors, __entry->bucket_size,
 802                   __entry->fragmentation, __entry->ret)
 803 );
 804
 805 TRACE_EVENT(copygc,
 806         TP_PROTO(struct bch_fs *c,
 807                  u64 sectors_moved, u64 sectors_not_moved,
 808                  u64 buckets_moved, u64 buckets_not_moved),
 809         TP_ARGS(c,
 810                 sectors_moved, sectors_not_moved,
 811                 buckets_moved, buckets_not_moved),
 812
 813         TP_STRUCT__entry(
 814                 __field(dev_t,          dev                     )
 815                 __field(u64,            sectors_moved           )
 816                 __field(u64,            sectors_not_moved       )
 817                 __field(u64,            buckets_moved           )
 818                 __field(u64,            buckets_not_moved       )
 819         ),
 820
 821         TP_fast_assign(
 822                 __entry->dev                    = c->dev;
 823                 __entry->sectors_moved          = sectors_moved;
 824                 __entry->sectors_not_moved      = sectors_not_moved;
 825                 __entry->buckets_moved          = buckets_moved;
 826                 __entry->buckets_not_moved = buckets_moved;
 827         ),
 828
 829         TP_printk("%d,%d sectors moved %llu remain %llu buckets moved %llu remain %llu",
 830                   MAJOR(__entry->dev), MINOR(__entry->dev),
 831                   __entry->sectors_moved, __entry->sectors_not_moved,
 832                   __entry->buckets_moved, __entry->buckets_not_moved)
 833 );
 834
 835 TRACE_EVENT(copygc_wait,
 836         TP_PROTO(struct bch_fs *c,
 837                  u64 wait_amount, u64 until),
 838         TP_ARGS(c, wait_amount, until),
 839
 840         TP_STRUCT__entry(
 841                 __field(dev_t,          dev                     )
 842                 __field(u64,            wait_amount             )
 843                 __field(u64,            until                   )
 844         ),
 845
 846         TP_fast_assign(
 847                 __entry->dev            = c->dev;
 848                 __entry->wait_amount    = wait_amount;
 849                 __entry->until          = until;
 850         ),
 851
 852         TP_printk("%d,%u waiting for %llu sectors until %llu",
 853                   MAJOR(__entry->dev), MINOR(__entry->dev),
 854                   __entry->wait_amount, __entry->until)
 855 );
 856
 857 /* btree transactions: */
 858
 859 DECLARE_EVENT_CLASS(transaction_event,
 860         TP_PROTO(struct btree_trans *trans,
 861                  unsigned long caller_ip),
 862         TP_ARGS(trans, caller_ip),
 863
 864         TP_STRUCT__entry(
 865                 __array(char,                   trans_fn, 32    )
 866                 __field(unsigned long,          caller_ip       )
 867         ),
 868
 869         TP_fast_assign(
 870                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 871                 __entry->caller_ip              = caller_ip;
 872         ),
 873
 874         TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
 875 );
 876
 877 DEFINE_EVENT(transaction_event, transaction_commit,
 878         TP_PROTO(struct btree_trans *trans,
 879                  unsigned long caller_ip),
 880         TP_ARGS(trans, caller_ip)
 881 );
 882
 883 DEFINE_EVENT(transaction_event, trans_restart_injected,
 884         TP_PROTO(struct btree_trans *trans,
 885                  unsigned long caller_ip),
 886         TP_ARGS(trans, caller_ip)
 887 );
 888
 889 TRACE_EVENT(trans_restart_split_race,
 890         TP_PROTO(struct btree_trans *trans,
 891                  unsigned long caller_ip,
 892                  struct btree *b),
 893         TP_ARGS(trans, caller_ip, b),
 894
 895         TP_STRUCT__entry(
 896                 __array(char,                   trans_fn, 32    )
 897                 __field(unsigned long,          caller_ip       )
 898                 __field(u8,                     level           )
 899                 __field(u16,                    written         )
 900                 __field(u16,                    blocks          )
 901                 __field(u16,                    u64s_remaining  )
 902         ),
 903
 904         TP_fast_assign(
 905                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 906                 __entry->caller_ip              = caller_ip;
 907                 __entry->level          = b->c.level;
 908                 __entry->written        = b->written;
 909                 __entry->blocks         = btree_blocks(trans->c);
 910                 __entry->u64s_remaining = bch_btree_keys_u64s_remaining(trans->c, b);
 911         ),
 912
 913         TP_printk("%s %pS l=%u written %u/%u u64s remaining %u",
 914                   __entry->trans_fn, (void *) __entry->caller_ip,
 915                   __entry->level,
 916                   __entry->written, __entry->blocks,
 917                   __entry->u64s_remaining)
 918 );
 919
 920 DEFINE_EVENT(transaction_event, trans_blocked_journal_reclaim,
 921         TP_PROTO(struct btree_trans *trans,
 922                  unsigned long caller_ip),
 923         TP_ARGS(trans, caller_ip)
 924 );
 925
 926 TRACE_EVENT(trans_restart_journal_preres_get,
 927         TP_PROTO(struct btree_trans *trans,
 928                  unsigned long caller_ip,
 929                  unsigned flags),
 930         TP_ARGS(trans, caller_ip, flags),
 931
 932         TP_STRUCT__entry(
 933                 __array(char,                   trans_fn, 32    )
 934                 __field(unsigned long,          caller_ip       )
 935                 __field(unsigned,               flags           )
 936         ),
 937
 938         TP_fast_assign(
 939                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 940                 __entry->caller_ip              = caller_ip;
 941                 __entry->flags                  = flags;
 942         ),
 943
 944         TP_printk("%s %pS %x", __entry->trans_fn,
 945                   (void *) __entry->caller_ip,
 946                   __entry->flags)
 947 );
 948
 949 DEFINE_EVENT(transaction_event, trans_restart_fault_inject,
 950         TP_PROTO(struct btree_trans *trans,
 951                  unsigned long caller_ip),
 952         TP_ARGS(trans, caller_ip)
 953 );
 954
 955 DEFINE_EVENT(transaction_event, trans_traverse_all,
 956         TP_PROTO(struct btree_trans *trans,
 957                  unsigned long caller_ip),
 958         TP_ARGS(trans, caller_ip)
 959 );
 960
 961 DEFINE_EVENT(transaction_event, trans_restart_key_cache_raced,
 962         TP_PROTO(struct btree_trans *trans,
 963                  unsigned long caller_ip),
 964         TP_ARGS(trans, caller_ip)
 965 );
 966
 967 DEFINE_EVENT(transaction_event, trans_restart_too_many_iters,
 968         TP_PROTO(struct btree_trans *trans,
 969                  unsigned long caller_ip),
 970         TP_ARGS(trans, caller_ip)
 971 );
 972
 973 DECLARE_EVENT_CLASS(transaction_restart_iter,
 974         TP_PROTO(struct btree_trans *trans,
 975                  unsigned long caller_ip,
 976                  struct btree_path *path),
 977         TP_ARGS(trans, caller_ip, path),
 978
 979         TP_STRUCT__entry(
 980                 __array(char,                   trans_fn, 32    )
 981                 __field(unsigned long,          caller_ip       )
 982                 __field(u8,                     btree_id        )
 983                 TRACE_BPOS_entries(pos)
 984         ),
 985
 986         TP_fast_assign(
 987                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 988                 __entry->caller_ip              = caller_ip;
 989                 __entry->btree_id               = path->btree_id;
 990                 TRACE_BPOS_assign(pos, path->pos)
 991         ),
 992
 993         TP_printk("%s %pS btree %s pos %llu:%llu:%u",
 994                   __entry->trans_fn,
 995                   (void *) __entry->caller_ip,
 996                   bch2_btree_ids[__entry->btree_id],
 997                   __entry->pos_inode,
 998                   __entry->pos_offset,
 999                   __entry->pos_snapshot)
1000 );
1001
1002 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_reused,
1003         TP_PROTO(struct btree_trans *trans,
1004                  unsigned long caller_ip,
1005                  struct btree_path *path),
1006         TP_ARGS(trans, caller_ip, path)
1007 );
1008
1009 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_split,
1010         TP_PROTO(struct btree_trans *trans,
1011                  unsigned long caller_ip,
1012                  struct btree_path *path),
1013         TP_ARGS(trans, caller_ip, path)
1014 );
1015
1016 TRACE_EVENT(trans_restart_upgrade,
1017         TP_PROTO(struct btree_trans *trans,
1018                  unsigned long caller_ip,
1019                  struct btree_path *path,
1020                  unsigned old_locks_want,
1021                  unsigned new_locks_want),
1022         TP_ARGS(trans, caller_ip, path, old_locks_want, new_locks_want),
1023
1024         TP_STRUCT__entry(
1025                 __array(char,                   trans_fn, 32    )
1026                 __field(unsigned long,          caller_ip       )
1027                 __field(u8,                     btree_id        )
1028                 __field(u8,                     old_locks_want  )
1029                 __field(u8,                     new_locks_want  )
1030                 TRACE_BPOS_entries(pos)
1031         ),
1032
1033         TP_fast_assign(
1034                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1035                 __entry->caller_ip              = caller_ip;
1036                 __entry->btree_id               = path->btree_id;
1037                 __entry->old_locks_want         = old_locks_want;
1038                 __entry->new_locks_want         = new_locks_want;
1039                 TRACE_BPOS_assign(pos, path->pos)
1040         ),
1041
1042         TP_printk("%s %pS btree %s pos %llu:%llu:%u locks_want %u -> %u",
1043                   __entry->trans_fn,
1044                   (void *) __entry->caller_ip,
1045                   bch2_btree_ids[__entry->btree_id],
1046                   __entry->pos_inode,
1047                   __entry->pos_offset,
1048                   __entry->pos_snapshot,
1049                   __entry->old_locks_want,
1050                   __entry->new_locks_want)
1051 );
1052
1053 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock,
1054         TP_PROTO(struct btree_trans *trans,
1055                  unsigned long caller_ip,
1056                  struct btree_path *path),
1057         TP_ARGS(trans, caller_ip, path)
1058 );
1059
1060 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_next_node,
1061         TP_PROTO(struct btree_trans *trans,
1062                  unsigned long caller_ip,
1063                  struct btree_path *path),
1064         TP_ARGS(trans, caller_ip, path)
1065 );
1066
1067 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_parent_for_fill,
1068         TP_PROTO(struct btree_trans *trans,
1069                  unsigned long caller_ip,
1070                  struct btree_path *path),
1071         TP_ARGS(trans, caller_ip, path)
1072 );
1073
1074 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_after_fill,
1075         TP_PROTO(struct btree_trans *trans,
1076                  unsigned long caller_ip,
1077                  struct btree_path *path),
1078         TP_ARGS(trans, caller_ip, path)
1079 );
1080
1081 DEFINE_EVENT(transaction_event, trans_restart_key_cache_upgrade,
1082         TP_PROTO(struct btree_trans *trans,
1083                  unsigned long caller_ip),
1084         TP_ARGS(trans, caller_ip)
1085 );
1086
1087 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_key_cache_fill,
1088         TP_PROTO(struct btree_trans *trans,
1089                  unsigned long caller_ip,
1090                  struct btree_path *path),
1091         TP_ARGS(trans, caller_ip, path)
1092 );
1093
1094 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_path,
1095         TP_PROTO(struct btree_trans *trans,
1096                  unsigned long caller_ip,
1097                  struct btree_path *path),
1098         TP_ARGS(trans, caller_ip, path)
1099 );
1100
1101 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_path_intent,
1102         TP_PROTO(struct btree_trans *trans,
1103                  unsigned long caller_ip,
1104                  struct btree_path *path),
1105         TP_ARGS(trans, caller_ip, path)
1106 );
1107
1108 DEFINE_EVENT(transaction_restart_iter,  trans_restart_traverse,
1109         TP_PROTO(struct btree_trans *trans,
1110                  unsigned long caller_ip,
1111                  struct btree_path *path),
1112         TP_ARGS(trans, caller_ip, path)
1113 );
1114
1115 DEFINE_EVENT(transaction_restart_iter,  trans_restart_memory_allocation_failure,
1116         TP_PROTO(struct btree_trans *trans,
1117                  unsigned long caller_ip,
1118                  struct btree_path *path),
1119         TP_ARGS(trans, caller_ip, path)
1120 );
1121
1122 DEFINE_EVENT(transaction_event, trans_restart_would_deadlock,
1123         TP_PROTO(struct btree_trans *trans,
1124                  unsigned long caller_ip),
1125         TP_ARGS(trans, caller_ip)
1126 );
1127
1128 DEFINE_EVENT(transaction_event, trans_restart_would_deadlock_recursion_limit,
1129         TP_PROTO(struct btree_trans *trans,
1130                  unsigned long caller_ip),
1131         TP_ARGS(trans, caller_ip)
1132 );
1133
1134 TRACE_EVENT(trans_restart_would_deadlock_write,
1135         TP_PROTO(struct btree_trans *trans),
1136         TP_ARGS(trans),
1137
1138         TP_STRUCT__entry(
1139                 __array(char,                   trans_fn, 32    )
1140         ),
1141
1142         TP_fast_assign(
1143                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1144         ),
1145
1146         TP_printk("%s", __entry->trans_fn)
1147 );
1148
1149 TRACE_EVENT(trans_restart_mem_realloced,
1150         TP_PROTO(struct btree_trans *trans,
1151                  unsigned long caller_ip,
1152                  unsigned long bytes),
1153         TP_ARGS(trans, caller_ip, bytes),
1154
1155         TP_STRUCT__entry(
1156                 __array(char,                   trans_fn, 32    )
1157                 __field(unsigned long,          caller_ip       )
1158                 __field(unsigned long,          bytes           )
1159         ),
1160
1161         TP_fast_assign(
1162                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1163                 __entry->caller_ip      = caller_ip;
1164                 __entry->bytes          = bytes;
1165         ),
1166
1167         TP_printk("%s %pS bytes %lu",
1168                   __entry->trans_fn,
1169                   (void *) __entry->caller_ip,
1170                   __entry->bytes)
1171 );
1172
1173 TRACE_EVENT(trans_restart_key_cache_key_realloced,
1174         TP_PROTO(struct btree_trans *trans,
1175                  unsigned long caller_ip,
1176                  struct btree_path *path,
1177                  unsigned old_u64s,
1178                  unsigned new_u64s),
1179         TP_ARGS(trans, caller_ip, path, old_u64s, new_u64s),
1180
1181         TP_STRUCT__entry(
1182                 __array(char,                   trans_fn, 32    )
1183                 __field(unsigned long,          caller_ip       )
1184                 __field(enum btree_id,          btree_id        )
1185                 TRACE_BPOS_entries(pos)
1186                 __field(u32,                    old_u64s        )
1187                 __field(u32,                    new_u64s        )
1188         ),
1189
1190         TP_fast_assign(
1191                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1192                 __entry->caller_ip              = caller_ip;
1193
1194                 __entry->btree_id       = path->btree_id;
1195                 TRACE_BPOS_assign(pos, path->pos);
1196                 __entry->old_u64s       = old_u64s;
1197                 __entry->new_u64s       = new_u64s;
1198         ),
1199
1200         TP_printk("%s %pS btree %s pos %llu:%llu:%u old_u64s %u new_u64s %u",
1201                   __entry->trans_fn,
1202                   (void *) __entry->caller_ip,
1203                   bch2_btree_ids[__entry->btree_id],
1204                   __entry->pos_inode,
1205                   __entry->pos_offset,
1206                   __entry->pos_snapshot,
1207                   __entry->old_u64s,
1208                   __entry->new_u64s)
1209 );
1210
1211 DEFINE_EVENT(transaction_event, trans_restart_write_buffer_flush,
1212         TP_PROTO(struct btree_trans *trans,
1213                  unsigned long caller_ip),
1214         TP_ARGS(trans, caller_ip)
1215 );
1216
1217 TRACE_EVENT(write_buffer_flush,
1218         TP_PROTO(struct btree_trans *trans, size_t nr, size_t skipped, size_t fast, size_t size),
1219         TP_ARGS(trans, nr, skipped, fast, size),
1220
1221         TP_STRUCT__entry(
1222                 __field(size_t,         nr              )
1223                 __field(size_t,         skipped         )
1224                 __field(size_t,         fast            )
1225                 __field(size_t,         size            )
1226         ),
1227
1228         TP_fast_assign(
1229                 __entry->nr     = nr;
1230                 __entry->skipped = skipped;
1231                 __entry->fast   = fast;
1232                 __entry->size   = size;
1233         ),
1234
1235         TP_printk("%zu/%zu skipped %zu fast %zu",
1236                   __entry->nr, __entry->size, __entry->skipped, __entry->fast)
1237 );
1238
1239 TRACE_EVENT(write_buffer_flush_slowpath,
1240         TP_PROTO(struct btree_trans *trans, size_t nr, size_t size),
1241         TP_ARGS(trans, nr, size),
1242
1243         TP_STRUCT__entry(
1244                 __field(size_t,         nr              )
1245                 __field(size_t,         size            )
1246         ),
1247
1248         TP_fast_assign(
1249                 __entry->nr     = nr;
1250                 __entry->size   = size;
1251         ),
1252
1253         TP_printk("%zu/%zu", __entry->nr, __entry->size)
1254 );
1255
1256 #endif /* _TRACE_BCACHEFS_H */
1257
1258 /* This part must be outside protection */
1259 #undef TRACE_INCLUDE_PATH
1260 #define TRACE_INCLUDE_PATH ../../fs/bcachefs
1261
1262 #undef TRACE_INCLUDE_FILE
1263 #define TRACE_INCLUDE_FILE trace
1264
1265 #include <trace/define_trace.h>