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(u32,                    iter_lock_seq   )
 407                 __field(u32,                    node_lock_seq   )
 408         ),
 409
 410         TP_fast_assign(
 411                 struct btree *b = btree_path_node(path, level);
 412
 413                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 414                 __entry->caller_ip              = caller_ip;
 415                 __entry->btree_id               = path->btree_id;
 416                 __entry->level                  = path->level;
 417                 TRACE_BPOS_assign(pos, path->pos);
 418                 if (IS_ERR(b))
 419                         strscpy(__entry->node, bch2_err_str(PTR_ERR(b)), sizeof(__entry->node));
 420                 else
 421                         scnprintf(__entry->node, sizeof(__entry->node), "%px", b);
 422                 __entry->iter_lock_seq          = path->l[level].lock_seq;
 423                 __entry->node_lock_seq          = is_btree_node(path, level)
 424                         ? six_lock_seq(&path->l[level].b->c.lock)
 425                         : 0;
 426         ),
 427
 428         TP_printk("%s %pS btree %s pos %llu:%llu:%u level %u node %s iter seq %u lock seq %u",
 429                   __entry->trans_fn,
 430                   (void *) __entry->caller_ip,
 431                   bch2_btree_ids[__entry->btree_id],
 432                   __entry->pos_inode,
 433                   __entry->pos_offset,
 434                   __entry->pos_snapshot,
 435                   __entry->level,
 436                   __entry->node,
 437                   __entry->iter_lock_seq,
 438                   __entry->node_lock_seq)
 439 );
 440
 441 TRACE_EVENT(btree_path_upgrade_fail,
 442         TP_PROTO(struct btree_trans *trans,
 443                  unsigned long caller_ip,
 444                  struct btree_path *path,
 445                  unsigned level),
 446         TP_ARGS(trans, caller_ip, path, level),
 447
 448         TP_STRUCT__entry(
 449                 __array(char,                   trans_fn, 32    )
 450                 __field(unsigned long,          caller_ip       )
 451                 __field(u8,                     btree_id        )
 452                 __field(u8,                     level           )
 453                 TRACE_BPOS_entries(pos)
 454                 __field(u8,                     locked          )
 455                 __field(u8,                     self_read_count )
 456                 __field(u8,                     self_intent_count)
 457                 __field(u8,                     read_count      )
 458                 __field(u8,                     intent_count    )
 459                 __field(u32,                    iter_lock_seq   )
 460                 __field(u32,                    node_lock_seq   )
 461         ),
 462
 463         TP_fast_assign(
 464                 struct six_lock_count c;
 465
 466                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 467                 __entry->caller_ip              = caller_ip;
 468                 __entry->btree_id               = path->btree_id;
 469                 __entry->level                  = level;
 470                 TRACE_BPOS_assign(pos, path->pos);
 471                 __entry->locked                 = btree_node_locked(path, level);
 472
 473                 c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level),
 474                 __entry->self_read_count        = c.n[SIX_LOCK_read];
 475                 __entry->self_intent_count      = c.n[SIX_LOCK_intent];
 476                 c = six_lock_counts(&path->l[level].b->c.lock);
 477                 __entry->read_count             = c.n[SIX_LOCK_read];
 478                 __entry->intent_count           = c.n[SIX_LOCK_read];
 479                 __entry->iter_lock_seq          = path->l[level].lock_seq;
 480                 __entry->node_lock_seq          = is_btree_node(path, level)
 481                         ? six_lock_seq(&path->l[level].b->c.lock)
 482                         : 0;
 483         ),
 484
 485         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",
 486                   __entry->trans_fn,
 487                   (void *) __entry->caller_ip,
 488                   bch2_btree_ids[__entry->btree_id],
 489                   __entry->pos_inode,
 490                   __entry->pos_offset,
 491                   __entry->pos_snapshot,
 492                   __entry->level,
 493                   __entry->locked,
 494                   __entry->self_read_count,
 495                   __entry->self_intent_count,
 496                   __entry->read_count,
 497                   __entry->intent_count,
 498                   __entry->iter_lock_seq,
 499                   __entry->node_lock_seq)
 500 );
 501
 502 /* Garbage collection */
 503
 504 DEFINE_EVENT(bch_fs, gc_gens_start,
 505         TP_PROTO(struct bch_fs *c),
 506         TP_ARGS(c)
 507 );
 508
 509 DEFINE_EVENT(bch_fs, gc_gens_end,
 510         TP_PROTO(struct bch_fs *c),
 511         TP_ARGS(c)
 512 );
 513
 514 /* Allocator */
 515
 516 DECLARE_EVENT_CLASS(bucket_alloc,
 517         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 518                  u64 bucket,
 519                  u64 free,
 520                  u64 avail,
 521                  u64 copygc_wait_amount,
 522                  s64 copygc_waiting_for,
 523                  struct bucket_alloc_state *s,
 524                  bool nonblocking,
 525                  const char *err),
 526         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 527                 copygc_wait_amount, copygc_waiting_for,
 528                 s, nonblocking, err),
 529
 530         TP_STRUCT__entry(
 531                 __field(u8,                     dev                     )
 532                 __array(char,   reserve,        16                      )
 533                 __field(u64,                    bucket  )
 534                 __field(u64,                    free                    )
 535                 __field(u64,                    avail                   )
 536                 __field(u64,                    copygc_wait_amount      )
 537                 __field(s64,                    copygc_waiting_for      )
 538                 __field(u64,                    seen                    )
 539                 __field(u64,                    open                    )
 540                 __field(u64,                    need_journal_commit     )
 541                 __field(u64,                    nouse                   )
 542                 __field(bool,                   nonblocking             )
 543                 __field(u64,                    nocow                   )
 544                 __array(char,                   err,    32              )
 545         ),
 546
 547         TP_fast_assign(
 548                 __entry->dev            = ca->dev_idx;
 549                 strscpy(__entry->reserve, alloc_reserve, sizeof(__entry->reserve));
 550                 __entry->bucket         = bucket;
 551                 __entry->free           = free;
 552                 __entry->avail          = avail;
 553                 __entry->copygc_wait_amount     = copygc_wait_amount;
 554                 __entry->copygc_waiting_for     = copygc_waiting_for;
 555                 __entry->seen           = s->buckets_seen;
 556                 __entry->open           = s->skipped_open;
 557                 __entry->need_journal_commit = s->skipped_need_journal_commit;
 558                 __entry->nouse          = s->skipped_nouse;
 559                 __entry->nonblocking    = nonblocking;
 560                 __entry->nocow          = s->skipped_nocow;
 561                 strscpy(__entry->err, err, sizeof(__entry->err));
 562         ),
 563
 564         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",
 565                   __entry->reserve,
 566                   __entry->dev,
 567                   __entry->bucket,
 568                   __entry->free,
 569                   __entry->avail,
 570                   __entry->copygc_wait_amount,
 571                   __entry->copygc_waiting_for,
 572                   __entry->seen,
 573                   __entry->open,
 574                   __entry->need_journal_commit,
 575                   __entry->nouse,
 576                   __entry->nocow,
 577                   __entry->nonblocking,
 578                   __entry->err)
 579 );
 580
 581 DEFINE_EVENT(bucket_alloc, bucket_alloc,
 582         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 583                  u64 bucket,
 584                  u64 free,
 585                  u64 avail,
 586                  u64 copygc_wait_amount,
 587                  s64 copygc_waiting_for,
 588                  struct bucket_alloc_state *s,
 589                  bool nonblocking,
 590                  const char *err),
 591         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 592                 copygc_wait_amount, copygc_waiting_for,
 593                 s, nonblocking, err)
 594 );
 595
 596 DEFINE_EVENT(bucket_alloc, bucket_alloc_fail,
 597         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 598                  u64 bucket,
 599                  u64 free,
 600                  u64 avail,
 601                  u64 copygc_wait_amount,
 602                  s64 copygc_waiting_for,
 603                  struct bucket_alloc_state *s,
 604                  bool nonblocking,
 605                  const char *err),
 606         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 607                 copygc_wait_amount, copygc_waiting_for,
 608                 s, nonblocking, err)
 609 );
 610
 611 TRACE_EVENT(discard_buckets,
 612         TP_PROTO(struct bch_fs *c, u64 seen, u64 open,
 613                  u64 need_journal_commit, u64 discarded, const char *err),
 614         TP_ARGS(c, seen, open, need_journal_commit, discarded, err),
 615
 616         TP_STRUCT__entry(
 617                 __field(dev_t,          dev                     )
 618                 __field(u64,            seen                    )
 619                 __field(u64,            open                    )
 620                 __field(u64,            need_journal_commit     )
 621                 __field(u64,            discarded               )
 622                 __array(char,           err,    16              )
 623         ),
 624
 625         TP_fast_assign(
 626                 __entry->dev                    = c->dev;
 627                 __entry->seen                   = seen;
 628                 __entry->open                   = open;
 629                 __entry->need_journal_commit    = need_journal_commit;
 630                 __entry->discarded              = discarded;
 631                 strscpy(__entry->err, err, sizeof(__entry->err));
 632         ),
 633
 634         TP_printk("%d%d seen %llu open %llu need_journal_commit %llu discarded %llu err %s",
 635                   MAJOR(__entry->dev), MINOR(__entry->dev),
 636                   __entry->seen,
 637                   __entry->open,
 638                   __entry->need_journal_commit,
 639                   __entry->discarded,
 640                   __entry->err)
 641 );
 642
 643 TRACE_EVENT(bucket_invalidate,
 644         TP_PROTO(struct bch_fs *c, unsigned dev, u64 bucket, u32 sectors),
 645         TP_ARGS(c, dev, bucket, sectors),
 646
 647         TP_STRUCT__entry(
 648                 __field(dev_t,          dev                     )
 649                 __field(u32,            dev_idx                 )
 650                 __field(u32,            sectors                 )
 651                 __field(u64,            bucket                  )
 652         ),
 653
 654         TP_fast_assign(
 655                 __entry->dev            = c->dev;
 656                 __entry->dev_idx        = dev;
 657                 __entry->sectors        = sectors;
 658                 __entry->bucket         = bucket;
 659         ),
 660
 661         TP_printk("%d:%d invalidated %u:%llu cached sectors %u",
 662                   MAJOR(__entry->dev), MINOR(__entry->dev),
 663                   __entry->dev_idx, __entry->bucket,
 664                   __entry->sectors)
 665 );
 666
 667 /* Moving IO */
 668
 669 TRACE_EVENT(bucket_evacuate,
 670         TP_PROTO(struct bch_fs *c, struct bpos *bucket),
 671         TP_ARGS(c, bucket),
 672
 673         TP_STRUCT__entry(
 674                 __field(dev_t,          dev                     )
 675                 __field(u32,            dev_idx                 )
 676                 __field(u64,            bucket                  )
 677         ),
 678
 679         TP_fast_assign(
 680                 __entry->dev            = c->dev;
 681                 __entry->dev_idx        = bucket->inode;
 682                 __entry->bucket         = bucket->offset;
 683         ),
 684
 685         TP_printk("%d:%d %u:%llu",
 686                   MAJOR(__entry->dev), MINOR(__entry->dev),
 687                   __entry->dev_idx, __entry->bucket)
 688 );
 689
 690 DEFINE_EVENT(bkey, move_extent,
 691         TP_PROTO(struct bch_fs *c, const char *k),
 692         TP_ARGS(c, k)
 693 );
 694
 695 DEFINE_EVENT(bkey, move_extent_read,
 696         TP_PROTO(struct bch_fs *c, const char *k),
 697         TP_ARGS(c, k)
 698 );
 699
 700 DEFINE_EVENT(bkey, move_extent_write,
 701         TP_PROTO(struct bch_fs *c, const char *k),
 702         TP_ARGS(c, k)
 703 );
 704
 705 DEFINE_EVENT(bkey, move_extent_finish,
 706         TP_PROTO(struct bch_fs *c, const char *k),
 707         TP_ARGS(c, k)
 708 );
 709
 710 TRACE_EVENT(move_extent_fail,
 711         TP_PROTO(struct bch_fs *c, const char *msg),
 712         TP_ARGS(c, msg),
 713
 714         TP_STRUCT__entry(
 715                 __field(dev_t,          dev                     )
 716                 __string(msg,           msg                     )
 717         ),
 718
 719         TP_fast_assign(
 720                 __entry->dev            = c->dev;
 721                 __assign_str(msg, msg);
 722         ),
 723
 724         TP_printk("%d:%d %s", MAJOR(__entry->dev), MINOR(__entry->dev), __get_str(msg))
 725 );
 726
 727 DEFINE_EVENT(bkey, move_extent_alloc_mem_fail,
 728         TP_PROTO(struct bch_fs *c, const char *k),
 729         TP_ARGS(c, k)
 730 );
 731
 732 TRACE_EVENT(move_data,
 733         TP_PROTO(struct bch_fs *c, u64 sectors_moved,
 734                  u64 keys_moved),
 735         TP_ARGS(c, sectors_moved, keys_moved),
 736
 737         TP_STRUCT__entry(
 738                 __field(dev_t,          dev                     )
 739                 __field(u64,            sectors_moved   )
 740                 __field(u64,            keys_moved      )
 741         ),
 742
 743         TP_fast_assign(
 744                 __entry->dev                    = c->dev;
 745                 __entry->sectors_moved = sectors_moved;
 746                 __entry->keys_moved = keys_moved;
 747         ),
 748
 749         TP_printk("%d,%d sectors_moved %llu keys_moved %llu",
 750                   MAJOR(__entry->dev), MINOR(__entry->dev),
 751                   __entry->sectors_moved, __entry->keys_moved)
 752 );
 753
 754 TRACE_EVENT(evacuate_bucket,
 755         TP_PROTO(struct bch_fs *c, struct bpos *bucket,
 756                  unsigned sectors, unsigned bucket_size,
 757                  u64 fragmentation, int ret),
 758         TP_ARGS(c, bucket, sectors, bucket_size, fragmentation, ret),
 759
 760         TP_STRUCT__entry(
 761                 __field(dev_t,          dev             )
 762                 __field(u64,            member          )
 763                 __field(u64,            bucket          )
 764                 __field(u32,            sectors         )
 765                 __field(u32,            bucket_size     )
 766                 __field(u64,            fragmentation   )
 767                 __field(int,            ret             )
 768         ),
 769
 770         TP_fast_assign(
 771                 __entry->dev                    = c->dev;
 772                 __entry->member                 = bucket->inode;
 773                 __entry->bucket                 = bucket->offset;
 774                 __entry->sectors                = sectors;
 775                 __entry->bucket_size            = bucket_size;
 776                 __entry->fragmentation          = fragmentation;
 777                 __entry->ret                    = ret;
 778         ),
 779
 780         TP_printk("%d,%d %llu:%llu sectors %u/%u fragmentation %llu ret %i",
 781                   MAJOR(__entry->dev), MINOR(__entry->dev),
 782                   __entry->member, __entry->bucket,
 783                   __entry->sectors, __entry->bucket_size,
 784                   __entry->fragmentation, __entry->ret)
 785 );
 786
 787 TRACE_EVENT(copygc,
 788         TP_PROTO(struct bch_fs *c,
 789                  u64 sectors_moved, u64 sectors_not_moved,
 790                  u64 buckets_moved, u64 buckets_not_moved),
 791         TP_ARGS(c,
 792                 sectors_moved, sectors_not_moved,
 793                 buckets_moved, buckets_not_moved),
 794
 795         TP_STRUCT__entry(
 796                 __field(dev_t,          dev                     )
 797                 __field(u64,            sectors_moved           )
 798                 __field(u64,            sectors_not_moved       )
 799                 __field(u64,            buckets_moved           )
 800                 __field(u64,            buckets_not_moved       )
 801         ),
 802
 803         TP_fast_assign(
 804                 __entry->dev                    = c->dev;
 805                 __entry->sectors_moved          = sectors_moved;
 806                 __entry->sectors_not_moved      = sectors_not_moved;
 807                 __entry->buckets_moved          = buckets_moved;
 808                 __entry->buckets_not_moved = buckets_moved;
 809         ),
 810
 811         TP_printk("%d,%d sectors moved %llu remain %llu buckets moved %llu remain %llu",
 812                   MAJOR(__entry->dev), MINOR(__entry->dev),
 813                   __entry->sectors_moved, __entry->sectors_not_moved,
 814                   __entry->buckets_moved, __entry->buckets_not_moved)
 815 );
 816
 817 TRACE_EVENT(copygc_wait,
 818         TP_PROTO(struct bch_fs *c,
 819                  u64 wait_amount, u64 until),
 820         TP_ARGS(c, wait_amount, until),
 821
 822         TP_STRUCT__entry(
 823                 __field(dev_t,          dev                     )
 824                 __field(u64,            wait_amount             )
 825                 __field(u64,            until                   )
 826         ),
 827
 828         TP_fast_assign(
 829                 __entry->dev            = c->dev;
 830                 __entry->wait_amount    = wait_amount;
 831                 __entry->until          = until;
 832         ),
 833
 834         TP_printk("%d,%u waiting for %llu sectors until %llu",
 835                   MAJOR(__entry->dev), MINOR(__entry->dev),
 836                   __entry->wait_amount, __entry->until)
 837 );
 838
 839 /* btree transactions: */
 840
 841 DECLARE_EVENT_CLASS(transaction_event,
 842         TP_PROTO(struct btree_trans *trans,
 843                  unsigned long caller_ip),
 844         TP_ARGS(trans, caller_ip),
 845
 846         TP_STRUCT__entry(
 847                 __array(char,                   trans_fn, 32    )
 848                 __field(unsigned long,          caller_ip       )
 849         ),
 850
 851         TP_fast_assign(
 852                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 853                 __entry->caller_ip              = caller_ip;
 854         ),
 855
 856         TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
 857 );
 858
 859 DEFINE_EVENT(transaction_event, transaction_commit,
 860         TP_PROTO(struct btree_trans *trans,
 861                  unsigned long caller_ip),
 862         TP_ARGS(trans, caller_ip)
 863 );
 864
 865 DEFINE_EVENT(transaction_event, trans_restart_injected,
 866         TP_PROTO(struct btree_trans *trans,
 867                  unsigned long caller_ip),
 868         TP_ARGS(trans, caller_ip)
 869 );
 870
 871 TRACE_EVENT(trans_restart_split_race,
 872         TP_PROTO(struct btree_trans *trans,
 873                  unsigned long caller_ip,
 874                  struct btree *b),
 875         TP_ARGS(trans, caller_ip, b),
 876
 877         TP_STRUCT__entry(
 878                 __array(char,                   trans_fn, 32    )
 879                 __field(unsigned long,          caller_ip       )
 880                 __field(u8,                     level           )
 881                 __field(u16,                    written         )
 882                 __field(u16,                    blocks          )
 883                 __field(u16,                    u64s_remaining  )
 884         ),
 885
 886         TP_fast_assign(
 887                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 888                 __entry->caller_ip              = caller_ip;
 889                 __entry->level          = b->c.level;
 890                 __entry->written        = b->written;
 891                 __entry->blocks         = btree_blocks(trans->c);
 892                 __entry->u64s_remaining = bch_btree_keys_u64s_remaining(trans->c, b);
 893         ),
 894
 895         TP_printk("%s %pS l=%u written %u/%u u64s remaining %u",
 896                   __entry->trans_fn, (void *) __entry->caller_ip,
 897                   __entry->level,
 898                   __entry->written, __entry->blocks,
 899                   __entry->u64s_remaining)
 900 );
 901
 902 DEFINE_EVENT(transaction_event, trans_blocked_journal_reclaim,
 903         TP_PROTO(struct btree_trans *trans,
 904                  unsigned long caller_ip),
 905         TP_ARGS(trans, caller_ip)
 906 );
 907
 908 DEFINE_EVENT(transaction_event, trans_restart_journal_res_get,
 909         TP_PROTO(struct btree_trans *trans,
 910                  unsigned long caller_ip),
 911         TP_ARGS(trans, caller_ip)
 912 );
 913
 914
 915 TRACE_EVENT(trans_restart_journal_preres_get,
 916         TP_PROTO(struct btree_trans *trans,
 917                  unsigned long caller_ip,
 918                  unsigned flags),
 919         TP_ARGS(trans, caller_ip, flags),
 920
 921         TP_STRUCT__entry(
 922                 __array(char,                   trans_fn, 32    )
 923                 __field(unsigned long,          caller_ip       )
 924                 __field(unsigned,               flags           )
 925         ),
 926
 927         TP_fast_assign(
 928                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 929                 __entry->caller_ip              = caller_ip;
 930                 __entry->flags                  = flags;
 931         ),
 932
 933         TP_printk("%s %pS %x", __entry->trans_fn,
 934                   (void *) __entry->caller_ip,
 935                   __entry->flags)
 936 );
 937
 938 DEFINE_EVENT(transaction_event, trans_restart_journal_reclaim,
 939         TP_PROTO(struct btree_trans *trans,
 940                  unsigned long caller_ip),
 941         TP_ARGS(trans, caller_ip)
 942 );
 943
 944 DEFINE_EVENT(transaction_event, trans_restart_fault_inject,
 945         TP_PROTO(struct btree_trans *trans,
 946                  unsigned long caller_ip),
 947         TP_ARGS(trans, caller_ip)
 948 );
 949
 950 DEFINE_EVENT(transaction_event, trans_traverse_all,
 951         TP_PROTO(struct btree_trans *trans,
 952                  unsigned long caller_ip),
 953         TP_ARGS(trans, caller_ip)
 954 );
 955
 956 DEFINE_EVENT(transaction_event, trans_restart_mark_replicas,
 957         TP_PROTO(struct btree_trans *trans,
 958                  unsigned long caller_ip),
 959         TP_ARGS(trans, caller_ip)
 960 );
 961
 962 DEFINE_EVENT(transaction_event, trans_restart_key_cache_raced,
 963         TP_PROTO(struct btree_trans *trans,
 964                  unsigned long caller_ip),
 965         TP_ARGS(trans, caller_ip)
 966 );
 967
 968 DEFINE_EVENT(transaction_event, trans_restart_too_many_iters,
 969         TP_PROTO(struct btree_trans *trans,
 970                  unsigned long caller_ip),
 971         TP_ARGS(trans, caller_ip)
 972 );
 973
 974 DECLARE_EVENT_CLASS(transaction_restart_iter,
 975         TP_PROTO(struct btree_trans *trans,
 976                  unsigned long caller_ip,
 977                  struct btree_path *path),
 978         TP_ARGS(trans, caller_ip, path),
 979
 980         TP_STRUCT__entry(
 981                 __array(char,                   trans_fn, 32    )
 982                 __field(unsigned long,          caller_ip       )
 983                 __field(u8,                     btree_id        )
 984                 TRACE_BPOS_entries(pos)
 985         ),
 986
 987         TP_fast_assign(
 988                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 989                 __entry->caller_ip              = caller_ip;
 990                 __entry->btree_id               = path->btree_id;
 991                 TRACE_BPOS_assign(pos, path->pos)
 992         ),
 993
 994         TP_printk("%s %pS btree %s pos %llu:%llu:%u",
 995                   __entry->trans_fn,
 996                   (void *) __entry->caller_ip,
 997                   bch2_btree_ids[__entry->btree_id],
 998                   __entry->pos_inode,
 999                   __entry->pos_offset,
1000                   __entry->pos_snapshot)
1001 );
1002
1003 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_reused,
1004         TP_PROTO(struct btree_trans *trans,
1005                  unsigned long caller_ip,
1006                  struct btree_path *path),
1007         TP_ARGS(trans, caller_ip, path)
1008 );
1009
1010 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_split,
1011         TP_PROTO(struct btree_trans *trans,
1012                  unsigned long caller_ip,
1013                  struct btree_path *path),
1014         TP_ARGS(trans, caller_ip, path)
1015 );
1016
1017 TRACE_EVENT(trans_restart_upgrade,
1018         TP_PROTO(struct btree_trans *trans,
1019                  unsigned long caller_ip,
1020                  struct btree_path *path,
1021                  unsigned old_locks_want,
1022                  unsigned new_locks_want),
1023         TP_ARGS(trans, caller_ip, path, old_locks_want, new_locks_want),
1024
1025         TP_STRUCT__entry(
1026                 __array(char,                   trans_fn, 32    )
1027                 __field(unsigned long,          caller_ip       )
1028                 __field(u8,                     btree_id        )
1029                 __field(u8,                     old_locks_want  )
1030                 __field(u8,                     new_locks_want  )
1031                 TRACE_BPOS_entries(pos)
1032         ),
1033
1034         TP_fast_assign(
1035                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1036                 __entry->caller_ip              = caller_ip;
1037                 __entry->btree_id               = path->btree_id;
1038                 __entry->old_locks_want         = old_locks_want;
1039                 __entry->new_locks_want         = new_locks_want;
1040                 TRACE_BPOS_assign(pos, path->pos)
1041         ),
1042
1043         TP_printk("%s %pS btree %s pos %llu:%llu:%u locks_want %u -> %u",
1044                   __entry->trans_fn,
1045                   (void *) __entry->caller_ip,
1046                   bch2_btree_ids[__entry->btree_id],
1047                   __entry->pos_inode,
1048                   __entry->pos_offset,
1049                   __entry->pos_snapshot,
1050                   __entry->old_locks_want,
1051                   __entry->new_locks_want)
1052 );
1053
1054 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock,
1055         TP_PROTO(struct btree_trans *trans,
1056                  unsigned long caller_ip,
1057                  struct btree_path *path),
1058         TP_ARGS(trans, caller_ip, path)
1059 );
1060
1061 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_next_node,
1062         TP_PROTO(struct btree_trans *trans,
1063                  unsigned long caller_ip,
1064                  struct btree_path *path),
1065         TP_ARGS(trans, caller_ip, path)
1066 );
1067
1068 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_parent_for_fill,
1069         TP_PROTO(struct btree_trans *trans,
1070                  unsigned long caller_ip,
1071                  struct btree_path *path),
1072         TP_ARGS(trans, caller_ip, path)
1073 );
1074
1075 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_after_fill,
1076         TP_PROTO(struct btree_trans *trans,
1077                  unsigned long caller_ip,
1078                  struct btree_path *path),
1079         TP_ARGS(trans, caller_ip, path)
1080 );
1081
1082 DEFINE_EVENT(transaction_event, trans_restart_key_cache_upgrade,
1083         TP_PROTO(struct btree_trans *trans,
1084                  unsigned long caller_ip),
1085         TP_ARGS(trans, caller_ip)
1086 );
1087
1088 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_key_cache_fill,
1089         TP_PROTO(struct btree_trans *trans,
1090                  unsigned long caller_ip,
1091                  struct btree_path *path),
1092         TP_ARGS(trans, caller_ip, path)
1093 );
1094
1095 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_path,
1096         TP_PROTO(struct btree_trans *trans,
1097                  unsigned long caller_ip,
1098                  struct btree_path *path),
1099         TP_ARGS(trans, caller_ip, path)
1100 );
1101
1102 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_path_intent,
1103         TP_PROTO(struct btree_trans *trans,
1104                  unsigned long caller_ip,
1105                  struct btree_path *path),
1106         TP_ARGS(trans, caller_ip, path)
1107 );
1108
1109 DEFINE_EVENT(transaction_restart_iter,  trans_restart_traverse,
1110         TP_PROTO(struct btree_trans *trans,
1111                  unsigned long caller_ip,
1112                  struct btree_path *path),
1113         TP_ARGS(trans, caller_ip, path)
1114 );
1115
1116 DEFINE_EVENT(transaction_restart_iter,  trans_restart_memory_allocation_failure,
1117         TP_PROTO(struct btree_trans *trans,
1118                  unsigned long caller_ip,
1119                  struct btree_path *path),
1120         TP_ARGS(trans, caller_ip, path)
1121 );
1122
1123 DEFINE_EVENT(transaction_event, trans_restart_would_deadlock,
1124         TP_PROTO(struct btree_trans *trans,
1125                  unsigned long caller_ip),
1126         TP_ARGS(trans, caller_ip)
1127 );
1128
1129 DEFINE_EVENT(transaction_event, trans_restart_would_deadlock_recursion_limit,
1130         TP_PROTO(struct btree_trans *trans,
1131                  unsigned long caller_ip),
1132         TP_ARGS(trans, caller_ip)
1133 );
1134
1135 TRACE_EVENT(trans_restart_would_deadlock_write,
1136         TP_PROTO(struct btree_trans *trans),
1137         TP_ARGS(trans),
1138
1139         TP_STRUCT__entry(
1140                 __array(char,                   trans_fn, 32    )
1141         ),
1142
1143         TP_fast_assign(
1144                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1145         ),
1146
1147         TP_printk("%s", __entry->trans_fn)
1148 );
1149
1150 TRACE_EVENT(trans_restart_mem_realloced,
1151         TP_PROTO(struct btree_trans *trans,
1152                  unsigned long caller_ip,
1153                  unsigned long bytes),
1154         TP_ARGS(trans, caller_ip, bytes),
1155
1156         TP_STRUCT__entry(
1157                 __array(char,                   trans_fn, 32    )
1158                 __field(unsigned long,          caller_ip       )
1159                 __field(unsigned long,          bytes           )
1160         ),
1161
1162         TP_fast_assign(
1163                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1164                 __entry->caller_ip      = caller_ip;
1165                 __entry->bytes          = bytes;
1166         ),
1167
1168         TP_printk("%s %pS bytes %lu",
1169                   __entry->trans_fn,
1170                   (void *) __entry->caller_ip,
1171                   __entry->bytes)
1172 );
1173
1174 TRACE_EVENT(trans_restart_key_cache_key_realloced,
1175         TP_PROTO(struct btree_trans *trans,
1176                  unsigned long caller_ip,
1177                  struct btree_path *path,
1178                  unsigned old_u64s,
1179                  unsigned new_u64s),
1180         TP_ARGS(trans, caller_ip, path, old_u64s, new_u64s),
1181
1182         TP_STRUCT__entry(
1183                 __array(char,                   trans_fn, 32    )
1184                 __field(unsigned long,          caller_ip       )
1185                 __field(enum btree_id,          btree_id        )
1186                 TRACE_BPOS_entries(pos)
1187                 __field(u32,                    old_u64s        )
1188                 __field(u32,                    new_u64s        )
1189         ),
1190
1191         TP_fast_assign(
1192                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1193                 __entry->caller_ip              = caller_ip;
1194
1195                 __entry->btree_id       = path->btree_id;
1196                 TRACE_BPOS_assign(pos, path->pos);
1197                 __entry->old_u64s       = old_u64s;
1198                 __entry->new_u64s       = new_u64s;
1199         ),
1200
1201         TP_printk("%s %pS btree %s pos %llu:%llu:%u old_u64s %u new_u64s %u",
1202                   __entry->trans_fn,
1203                   (void *) __entry->caller_ip,
1204                   bch2_btree_ids[__entry->btree_id],
1205                   __entry->pos_inode,
1206                   __entry->pos_offset,
1207                   __entry->pos_snapshot,
1208                   __entry->old_u64s,
1209                   __entry->new_u64s)
1210 );
1211
1212 DEFINE_EVENT(transaction_event, trans_restart_write_buffer_flush,
1213         TP_PROTO(struct btree_trans *trans,
1214                  unsigned long caller_ip),
1215         TP_ARGS(trans, caller_ip)
1216 );
1217
1218 TRACE_EVENT(write_buffer_flush,
1219         TP_PROTO(struct btree_trans *trans, size_t nr, size_t skipped, size_t fast, size_t size),
1220         TP_ARGS(trans, nr, skipped, fast, size),
1221
1222         TP_STRUCT__entry(
1223                 __field(size_t,         nr              )
1224                 __field(size_t,         skipped         )
1225                 __field(size_t,         fast            )
1226                 __field(size_t,         size            )
1227         ),
1228
1229         TP_fast_assign(
1230                 __entry->nr     = nr;
1231                 __entry->skipped = skipped;
1232                 __entry->fast   = fast;
1233                 __entry->size   = size;
1234         ),
1235
1236         TP_printk("%zu/%zu skipped %zu fast %zu",
1237                   __entry->nr, __entry->size, __entry->skipped, __entry->fast)
1238 );
1239
1240 TRACE_EVENT(write_buffer_flush_slowpath,
1241         TP_PROTO(struct btree_trans *trans, size_t nr, size_t size),
1242         TP_ARGS(trans, nr, size),
1243
1244         TP_STRUCT__entry(
1245                 __field(size_t,         nr              )
1246                 __field(size_t,         size            )
1247         ),
1248
1249         TP_fast_assign(
1250                 __entry->nr     = nr;
1251                 __entry->size   = size;
1252         ),
1253
1254         TP_printk("%zu/%zu", __entry->nr, __entry->size)
1255 );
1256
1257 #endif /* _TRACE_BCACHEFS_H */
1258
1259 /* This part must be outside protection */
1260 #undef TRACE_INCLUDE_PATH
1261 #define TRACE_INCLUDE_PATH ../../fs/bcachefs
1262
1263 #undef TRACE_INCLUDE_FILE
1264 #define TRACE_INCLUDE_FILE trace
1265
1266 #include <trace/define_trace.h>