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

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