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(fs_str,
  36         TP_PROTO(struct bch_fs *c, const char *str),
  37         TP_ARGS(c, str),
  38
  39         TP_STRUCT__entry(
  40                 __field(dev_t,          dev                     )
  41                 __string(str,           str                     )
  42         ),
  43
  44         TP_fast_assign(
  45                 __entry->dev            = c->dev;
  46                 __assign_str(str, str);
  47         ),
  48
  49         TP_printk("%d,%d %s", MAJOR(__entry->dev), MINOR(__entry->dev), __get_str(str))
  50 );
  51
  52 DECLARE_EVENT_CLASS(trans_str,
  53         TP_PROTO(struct btree_trans *trans, unsigned long caller_ip, const char *str),
  54         TP_ARGS(trans, caller_ip, str),
  55
  56         TP_STRUCT__entry(
  57                 __field(dev_t,          dev                     )
  58                 __array(char,           trans_fn, 32            )
  59                 __field(unsigned long,  caller_ip               )
  60                 __string(str,           str                     )
  61         ),
  62
  63         TP_fast_assign(
  64                 __entry->dev            = trans->c->dev;
  65                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
  66                 __entry->caller_ip              = caller_ip;
  67                 __assign_str(str, str);
  68         ),
  69
  70         TP_printk("%d,%d %s %pS %s",
  71                   MAJOR(__entry->dev), MINOR(__entry->dev),
  72                   __entry->trans_fn, (void *) __entry->caller_ip, __get_str(str))
  73 );
  74
  75 DECLARE_EVENT_CLASS(btree_node,
  76         TP_PROTO(struct bch_fs *c, struct btree *b),
  77         TP_ARGS(c, b),
  78
  79         TP_STRUCT__entry(
  80                 __field(dev_t,          dev                     )
  81                 __field(u8,             level                   )
  82                 __field(u8,             btree_id                )
  83                 TRACE_BPOS_entries(pos)
  84         ),
  85
  86         TP_fast_assign(
  87                 __entry->dev            = c->dev;
  88                 __entry->level          = b->c.level;
  89                 __entry->btree_id       = b->c.btree_id;
  90                 TRACE_BPOS_assign(pos, b->key.k.p);
  91         ),
  92
  93         TP_printk("%d,%d %u %s %llu:%llu:%u",
  94                   MAJOR(__entry->dev), MINOR(__entry->dev),
  95                   __entry->level,
  96                   bch2_btree_id_str(__entry->btree_id),
  97                   __entry->pos_inode, __entry->pos_offset, __entry->pos_snapshot)
  98 );
  99
 100 DECLARE_EVENT_CLASS(bch_fs,
 101         TP_PROTO(struct bch_fs *c),
 102         TP_ARGS(c),
 103
 104         TP_STRUCT__entry(
 105                 __field(dev_t,          dev                     )
 106         ),
 107
 108         TP_fast_assign(
 109                 __entry->dev            = c->dev;
 110         ),
 111
 112         TP_printk("%d,%d", MAJOR(__entry->dev), MINOR(__entry->dev))
 113 );
 114
 115 DECLARE_EVENT_CLASS(bio,
 116         TP_PROTO(struct bio *bio),
 117         TP_ARGS(bio),
 118
 119         TP_STRUCT__entry(
 120                 __field(dev_t,          dev                     )
 121                 __field(sector_t,       sector                  )
 122                 __field(unsigned int,   nr_sector               )
 123                 __array(char,           rwbs,   6               )
 124         ),
 125
 126         TP_fast_assign(
 127                 __entry->dev            = bio->bi_bdev ? bio_dev(bio) : 0;
 128                 __entry->sector         = bio->bi_iter.bi_sector;
 129                 __entry->nr_sector      = bio->bi_iter.bi_size >> 9;
 130                 blk_fill_rwbs(__entry->rwbs, bio->bi_opf);
 131         ),
 132
 133         TP_printk("%d,%d  %s %llu + %u",
 134                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs,
 135                   (unsigned long long)__entry->sector, __entry->nr_sector)
 136 );
 137
 138 /* super-io.c: */
 139 TRACE_EVENT(write_super,
 140         TP_PROTO(struct bch_fs *c, unsigned long ip),
 141         TP_ARGS(c, ip),
 142
 143         TP_STRUCT__entry(
 144                 __field(dev_t,          dev     )
 145                 __field(unsigned long,  ip      )
 146         ),
 147
 148         TP_fast_assign(
 149                 __entry->dev            = c->dev;
 150                 __entry->ip             = ip;
 151         ),
 152
 153         TP_printk("%d,%d for %pS",
 154                   MAJOR(__entry->dev), MINOR(__entry->dev),
 155                   (void *) __entry->ip)
 156 );
 157
 158 /* io.c: */
 159
 160 DEFINE_EVENT(bio, read_promote,
 161         TP_PROTO(struct bio *bio),
 162         TP_ARGS(bio)
 163 );
 164
 165 TRACE_EVENT(read_nopromote,
 166         TP_PROTO(struct bch_fs *c, int ret),
 167         TP_ARGS(c, ret),
 168
 169         TP_STRUCT__entry(
 170                 __field(dev_t,          dev             )
 171                 __array(char,           ret, 32         )
 172         ),
 173
 174         TP_fast_assign(
 175                 __entry->dev            = c->dev;
 176                 strscpy(__entry->ret, bch2_err_str(ret), sizeof(__entry->ret));
 177         ),
 178
 179         TP_printk("%d,%d ret %s",
 180                   MAJOR(__entry->dev), MINOR(__entry->dev),
 181                   __entry->ret)
 182 );
 183
 184 DEFINE_EVENT(bio, read_bounce,
 185         TP_PROTO(struct bio *bio),
 186         TP_ARGS(bio)
 187 );
 188
 189 DEFINE_EVENT(bio, read_split,
 190         TP_PROTO(struct bio *bio),
 191         TP_ARGS(bio)
 192 );
 193
 194 DEFINE_EVENT(bio, read_retry,
 195         TP_PROTO(struct bio *bio),
 196         TP_ARGS(bio)
 197 );
 198
 199 DEFINE_EVENT(bio, read_reuse_race,
 200         TP_PROTO(struct bio *bio),
 201         TP_ARGS(bio)
 202 );
 203
 204 /* Journal */
 205
 206 DEFINE_EVENT(bch_fs, journal_full,
 207         TP_PROTO(struct bch_fs *c),
 208         TP_ARGS(c)
 209 );
 210
 211 DEFINE_EVENT(bch_fs, journal_entry_full,
 212         TP_PROTO(struct bch_fs *c),
 213         TP_ARGS(c)
 214 );
 215
 216 TRACE_EVENT(journal_entry_close,
 217         TP_PROTO(struct bch_fs *c, unsigned bytes),
 218         TP_ARGS(c, bytes),
 219
 220         TP_STRUCT__entry(
 221                 __field(dev_t,          dev                     )
 222                 __field(u32,            bytes                   )
 223         ),
 224
 225         TP_fast_assign(
 226                 __entry->dev                    = c->dev;
 227                 __entry->bytes                  = bytes;
 228         ),
 229
 230         TP_printk("%d,%d entry bytes %u",
 231                   MAJOR(__entry->dev), MINOR(__entry->dev),
 232                   __entry->bytes)
 233 );
 234
 235 DEFINE_EVENT(bio, journal_write,
 236         TP_PROTO(struct bio *bio),
 237         TP_ARGS(bio)
 238 );
 239
 240 TRACE_EVENT(journal_reclaim_start,
 241         TP_PROTO(struct bch_fs *c, bool direct, bool kicked,
 242                  u64 min_nr, u64 min_key_cache,
 243                  u64 btree_cache_dirty, u64 btree_cache_total,
 244                  u64 btree_key_cache_dirty, u64 btree_key_cache_total),
 245         TP_ARGS(c, direct, kicked, min_nr, min_key_cache,
 246                 btree_cache_dirty, btree_cache_total,
 247                 btree_key_cache_dirty, btree_key_cache_total),
 248
 249         TP_STRUCT__entry(
 250                 __field(dev_t,          dev                     )
 251                 __field(bool,           direct                  )
 252                 __field(bool,           kicked                  )
 253                 __field(u64,            min_nr                  )
 254                 __field(u64,            min_key_cache           )
 255                 __field(u64,            btree_cache_dirty       )
 256                 __field(u64,            btree_cache_total       )
 257                 __field(u64,            btree_key_cache_dirty   )
 258                 __field(u64,            btree_key_cache_total   )
 259         ),
 260
 261         TP_fast_assign(
 262                 __entry->dev                    = c->dev;
 263                 __entry->direct                 = direct;
 264                 __entry->kicked                 = kicked;
 265                 __entry->min_nr                 = min_nr;
 266                 __entry->min_key_cache          = min_key_cache;
 267                 __entry->btree_cache_dirty      = btree_cache_dirty;
 268                 __entry->btree_cache_total      = btree_cache_total;
 269                 __entry->btree_key_cache_dirty  = btree_key_cache_dirty;
 270                 __entry->btree_key_cache_total  = btree_key_cache_total;
 271         ),
 272
 273         TP_printk("%d,%d direct %u kicked %u min %llu key cache %llu btree cache %llu/%llu key cache %llu/%llu",
 274                   MAJOR(__entry->dev), MINOR(__entry->dev),
 275                   __entry->direct,
 276                   __entry->kicked,
 277                   __entry->min_nr,
 278                   __entry->min_key_cache,
 279                   __entry->btree_cache_dirty,
 280                   __entry->btree_cache_total,
 281                   __entry->btree_key_cache_dirty,
 282                   __entry->btree_key_cache_total)
 283 );
 284
 285 TRACE_EVENT(journal_reclaim_finish,
 286         TP_PROTO(struct bch_fs *c, u64 nr_flushed),
 287         TP_ARGS(c, nr_flushed),
 288
 289         TP_STRUCT__entry(
 290                 __field(dev_t,          dev                     )
 291                 __field(u64,            nr_flushed              )
 292         ),
 293
 294         TP_fast_assign(
 295                 __entry->dev            = c->dev;
 296                 __entry->nr_flushed     = nr_flushed;
 297         ),
 298
 299         TP_printk("%d,%d flushed %llu",
 300                   MAJOR(__entry->dev), MINOR(__entry->dev),
 301                   __entry->nr_flushed)
 302 );
 303
 304 /* bset.c: */
 305
 306 DEFINE_EVENT(bpos, bkey_pack_pos_fail,
 307         TP_PROTO(const struct bpos *p),
 308         TP_ARGS(p)
 309 );
 310
 311 /* Btree cache: */
 312
 313 TRACE_EVENT(btree_cache_scan,
 314         TP_PROTO(long nr_to_scan, long can_free, long ret),
 315         TP_ARGS(nr_to_scan, can_free, ret),
 316
 317         TP_STRUCT__entry(
 318                 __field(long,   nr_to_scan              )
 319                 __field(long,   can_free                )
 320                 __field(long,   ret                     )
 321         ),
 322
 323         TP_fast_assign(
 324                 __entry->nr_to_scan     = nr_to_scan;
 325                 __entry->can_free       = can_free;
 326                 __entry->ret            = ret;
 327         ),
 328
 329         TP_printk("scanned for %li nodes, can free %li, ret %li",
 330                   __entry->nr_to_scan, __entry->can_free, __entry->ret)
 331 );
 332
 333 DEFINE_EVENT(btree_node, btree_cache_reap,
 334         TP_PROTO(struct bch_fs *c, struct btree *b),
 335         TP_ARGS(c, b)
 336 );
 337
 338 DEFINE_EVENT(bch_fs, btree_cache_cannibalize_lock_fail,
 339         TP_PROTO(struct bch_fs *c),
 340         TP_ARGS(c)
 341 );
 342
 343 DEFINE_EVENT(bch_fs, btree_cache_cannibalize_lock,
 344         TP_PROTO(struct bch_fs *c),
 345         TP_ARGS(c)
 346 );
 347
 348 DEFINE_EVENT(bch_fs, btree_cache_cannibalize,
 349         TP_PROTO(struct bch_fs *c),
 350         TP_ARGS(c)
 351 );
 352
 353 DEFINE_EVENT(bch_fs, btree_cache_cannibalize_unlock,
 354         TP_PROTO(struct bch_fs *c),
 355         TP_ARGS(c)
 356 );
 357
 358 /* Btree */
 359
 360 DEFINE_EVENT(btree_node, btree_node_read,
 361         TP_PROTO(struct bch_fs *c, struct btree *b),
 362         TP_ARGS(c, b)
 363 );
 364
 365 TRACE_EVENT(btree_node_write,
 366         TP_PROTO(struct btree *b, unsigned bytes, unsigned sectors),
 367         TP_ARGS(b, bytes, sectors),
 368
 369         TP_STRUCT__entry(
 370                 __field(enum btree_node_type,   type)
 371                 __field(unsigned,       bytes                   )
 372                 __field(unsigned,       sectors                 )
 373         ),
 374
 375         TP_fast_assign(
 376                 __entry->type   = btree_node_type(b);
 377                 __entry->bytes  = bytes;
 378                 __entry->sectors = sectors;
 379         ),
 380
 381         TP_printk("bkey type %u bytes %u sectors %u",
 382                   __entry->type , __entry->bytes, __entry->sectors)
 383 );
 384
 385 DEFINE_EVENT(btree_node, btree_node_alloc,
 386         TP_PROTO(struct bch_fs *c, struct btree *b),
 387         TP_ARGS(c, b)
 388 );
 389
 390 DEFINE_EVENT(btree_node, btree_node_free,
 391         TP_PROTO(struct bch_fs *c, struct btree *b),
 392         TP_ARGS(c, b)
 393 );
 394
 395 TRACE_EVENT(btree_reserve_get_fail,
 396         TP_PROTO(const char *trans_fn,
 397                  unsigned long caller_ip,
 398                  size_t required,
 399                  int ret),
 400         TP_ARGS(trans_fn, caller_ip, required, ret),
 401
 402         TP_STRUCT__entry(
 403                 __array(char,                   trans_fn, 32    )
 404                 __field(unsigned long,          caller_ip       )
 405                 __field(size_t,                 required        )
 406                 __array(char,                   ret, 32         )
 407         ),
 408
 409         TP_fast_assign(
 410                 strscpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
 411                 __entry->caller_ip      = caller_ip;
 412                 __entry->required       = required;
 413                 strscpy(__entry->ret, bch2_err_str(ret), sizeof(__entry->ret));
 414         ),
 415
 416         TP_printk("%s %pS required %zu ret %s",
 417                   __entry->trans_fn,
 418                   (void *) __entry->caller_ip,
 419                   __entry->required,
 420                   __entry->ret)
 421 );
 422
 423 DEFINE_EVENT(btree_node, btree_node_compact,
 424         TP_PROTO(struct bch_fs *c, struct btree *b),
 425         TP_ARGS(c, b)
 426 );
 427
 428 DEFINE_EVENT(btree_node, btree_node_merge,
 429         TP_PROTO(struct bch_fs *c, struct btree *b),
 430         TP_ARGS(c, b)
 431 );
 432
 433 DEFINE_EVENT(btree_node, btree_node_split,
 434         TP_PROTO(struct bch_fs *c, struct btree *b),
 435         TP_ARGS(c, b)
 436 );
 437
 438 DEFINE_EVENT(btree_node, btree_node_rewrite,
 439         TP_PROTO(struct bch_fs *c, struct btree *b),
 440         TP_ARGS(c, b)
 441 );
 442
 443 DEFINE_EVENT(btree_node, btree_node_set_root,
 444         TP_PROTO(struct bch_fs *c, struct btree *b),
 445         TP_ARGS(c, b)
 446 );
 447
 448 TRACE_EVENT(btree_path_relock_fail,
 449         TP_PROTO(struct btree_trans *trans,
 450                  unsigned long caller_ip,
 451                  struct btree_path *path,
 452                  unsigned level),
 453         TP_ARGS(trans, caller_ip, path, level),
 454
 455         TP_STRUCT__entry(
 456                 __array(char,                   trans_fn, 32    )
 457                 __field(unsigned long,          caller_ip       )
 458                 __field(u8,                     btree_id        )
 459                 __field(u8,                     level           )
 460                 TRACE_BPOS_entries(pos)
 461                 __array(char,                   node, 24        )
 462                 __field(u8,                     self_read_count )
 463                 __field(u8,                     self_intent_count)
 464                 __field(u8,                     read_count      )
 465                 __field(u8,                     intent_count    )
 466                 __field(u32,                    iter_lock_seq   )
 467                 __field(u32,                    node_lock_seq   )
 468         ),
 469
 470         TP_fast_assign(
 471                 struct btree *b = btree_path_node(path, level);
 472                 struct six_lock_count c;
 473
 474                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 475                 __entry->caller_ip              = caller_ip;
 476                 __entry->btree_id               = path->btree_id;
 477                 __entry->level                  = path->level;
 478                 TRACE_BPOS_assign(pos, path->pos);
 479
 480                 c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level),
 481                 __entry->self_read_count        = c.n[SIX_LOCK_read];
 482                 __entry->self_intent_count      = c.n[SIX_LOCK_intent];
 483
 484                 if (IS_ERR(b)) {
 485                         strscpy(__entry->node, bch2_err_str(PTR_ERR(b)), sizeof(__entry->node));
 486                 } else {
 487                         c = six_lock_counts(&path->l[level].b->c.lock);
 488                         __entry->read_count     = c.n[SIX_LOCK_read];
 489                         __entry->intent_count   = c.n[SIX_LOCK_intent];
 490                         scnprintf(__entry->node, sizeof(__entry->node), "%px", b);
 491                 }
 492                 __entry->iter_lock_seq          = path->l[level].lock_seq;
 493                 __entry->node_lock_seq          = is_btree_node(path, level)
 494                         ? six_lock_seq(&path->l[level].b->c.lock)
 495                         : 0;
 496         ),
 497
 498         TP_printk("%s %pS btree %s pos %llu:%llu:%u level %u node %s held %u:%u lock count %u:%u iter seq %u lock seq %u",
 499                   __entry->trans_fn,
 500                   (void *) __entry->caller_ip,
 501                   bch2_btree_id_str(__entry->btree_id),
 502                   __entry->pos_inode,
 503                   __entry->pos_offset,
 504                   __entry->pos_snapshot,
 505                   __entry->level,
 506                   __entry->node,
 507                   __entry->self_read_count,
 508                   __entry->self_intent_count,
 509                   __entry->read_count,
 510                   __entry->intent_count,
 511                   __entry->iter_lock_seq,
 512                   __entry->node_lock_seq)
 513 );
 514
 515 TRACE_EVENT(btree_path_upgrade_fail,
 516         TP_PROTO(struct btree_trans *trans,
 517                  unsigned long caller_ip,
 518                  struct btree_path *path,
 519                  unsigned level),
 520         TP_ARGS(trans, caller_ip, path, level),
 521
 522         TP_STRUCT__entry(
 523                 __array(char,                   trans_fn, 32    )
 524                 __field(unsigned long,          caller_ip       )
 525                 __field(u8,                     btree_id        )
 526                 __field(u8,                     level           )
 527                 TRACE_BPOS_entries(pos)
 528                 __field(u8,                     locked          )
 529                 __field(u8,                     self_read_count )
 530                 __field(u8,                     self_intent_count)
 531                 __field(u8,                     read_count      )
 532                 __field(u8,                     intent_count    )
 533                 __field(u32,                    iter_lock_seq   )
 534                 __field(u32,                    node_lock_seq   )
 535         ),
 536
 537         TP_fast_assign(
 538                 struct six_lock_count c;
 539
 540                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 541                 __entry->caller_ip              = caller_ip;
 542                 __entry->btree_id               = path->btree_id;
 543                 __entry->level                  = level;
 544                 TRACE_BPOS_assign(pos, path->pos);
 545                 __entry->locked                 = btree_node_locked(path, level);
 546
 547                 c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level),
 548                 __entry->self_read_count        = c.n[SIX_LOCK_read];
 549                 __entry->self_intent_count      = c.n[SIX_LOCK_intent];
 550                 c = six_lock_counts(&path->l[level].b->c.lock);
 551                 __entry->read_count             = c.n[SIX_LOCK_read];
 552                 __entry->intent_count           = c.n[SIX_LOCK_intent];
 553                 __entry->iter_lock_seq          = path->l[level].lock_seq;
 554                 __entry->node_lock_seq          = is_btree_node(path, level)
 555                         ? six_lock_seq(&path->l[level].b->c.lock)
 556                         : 0;
 557         ),
 558
 559         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",
 560                   __entry->trans_fn,
 561                   (void *) __entry->caller_ip,
 562                   bch2_btree_id_str(__entry->btree_id),
 563                   __entry->pos_inode,
 564                   __entry->pos_offset,
 565                   __entry->pos_snapshot,
 566                   __entry->level,
 567                   __entry->locked,
 568                   __entry->self_read_count,
 569                   __entry->self_intent_count,
 570                   __entry->read_count,
 571                   __entry->intent_count,
 572                   __entry->iter_lock_seq,
 573                   __entry->node_lock_seq)
 574 );
 575
 576 /* Garbage collection */
 577
 578 DEFINE_EVENT(bch_fs, gc_gens_start,
 579         TP_PROTO(struct bch_fs *c),
 580         TP_ARGS(c)
 581 );
 582
 583 DEFINE_EVENT(bch_fs, gc_gens_end,
 584         TP_PROTO(struct bch_fs *c),
 585         TP_ARGS(c)
 586 );
 587
 588 /* Allocator */
 589
 590 DECLARE_EVENT_CLASS(bucket_alloc,
 591         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 592                  u64 bucket,
 593                  u64 free,
 594                  u64 avail,
 595                  u64 copygc_wait_amount,
 596                  s64 copygc_waiting_for,
 597                  struct bucket_alloc_state *s,
 598                  bool nonblocking,
 599                  const char *err),
 600         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 601                 copygc_wait_amount, copygc_waiting_for,
 602                 s, nonblocking, err),
 603
 604         TP_STRUCT__entry(
 605                 __field(u8,                     dev                     )
 606                 __array(char,   reserve,        16                      )
 607                 __field(u64,                    bucket  )
 608                 __field(u64,                    free                    )
 609                 __field(u64,                    avail                   )
 610                 __field(u64,                    copygc_wait_amount      )
 611                 __field(s64,                    copygc_waiting_for      )
 612                 __field(u64,                    seen                    )
 613                 __field(u64,                    open                    )
 614                 __field(u64,                    need_journal_commit     )
 615                 __field(u64,                    nouse                   )
 616                 __field(bool,                   nonblocking             )
 617                 __field(u64,                    nocow                   )
 618                 __array(char,                   err,    32              )
 619         ),
 620
 621         TP_fast_assign(
 622                 __entry->dev            = ca->dev_idx;
 623                 strscpy(__entry->reserve, alloc_reserve, sizeof(__entry->reserve));
 624                 __entry->bucket         = bucket;
 625                 __entry->free           = free;
 626                 __entry->avail          = avail;
 627                 __entry->copygc_wait_amount     = copygc_wait_amount;
 628                 __entry->copygc_waiting_for     = copygc_waiting_for;
 629                 __entry->seen           = s->buckets_seen;
 630                 __entry->open           = s->skipped_open;
 631                 __entry->need_journal_commit = s->skipped_need_journal_commit;
 632                 __entry->nouse          = s->skipped_nouse;
 633                 __entry->nonblocking    = nonblocking;
 634                 __entry->nocow          = s->skipped_nocow;
 635                 strscpy(__entry->err, err, sizeof(__entry->err));
 636         ),
 637
 638         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",
 639                   __entry->reserve,
 640                   __entry->dev,
 641                   __entry->bucket,
 642                   __entry->free,
 643                   __entry->avail,
 644                   __entry->copygc_wait_amount,
 645                   __entry->copygc_waiting_for,
 646                   __entry->seen,
 647                   __entry->open,
 648                   __entry->need_journal_commit,
 649                   __entry->nouse,
 650                   __entry->nocow,
 651                   __entry->nonblocking,
 652                   __entry->err)
 653 );
 654
 655 DEFINE_EVENT(bucket_alloc, bucket_alloc,
 656         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 657                  u64 bucket,
 658                  u64 free,
 659                  u64 avail,
 660                  u64 copygc_wait_amount,
 661                  s64 copygc_waiting_for,
 662                  struct bucket_alloc_state *s,
 663                  bool nonblocking,
 664                  const char *err),
 665         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 666                 copygc_wait_amount, copygc_waiting_for,
 667                 s, nonblocking, err)
 668 );
 669
 670 DEFINE_EVENT(bucket_alloc, bucket_alloc_fail,
 671         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 672                  u64 bucket,
 673                  u64 free,
 674                  u64 avail,
 675                  u64 copygc_wait_amount,
 676                  s64 copygc_waiting_for,
 677                  struct bucket_alloc_state *s,
 678                  bool nonblocking,
 679                  const char *err),
 680         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 681                 copygc_wait_amount, copygc_waiting_for,
 682                 s, nonblocking, err)
 683 );
 684
 685 TRACE_EVENT(discard_buckets,
 686         TP_PROTO(struct bch_fs *c, u64 seen, u64 open,
 687                  u64 need_journal_commit, u64 discarded, const char *err),
 688         TP_ARGS(c, seen, open, need_journal_commit, discarded, err),
 689
 690         TP_STRUCT__entry(
 691                 __field(dev_t,          dev                     )
 692                 __field(u64,            seen                    )
 693                 __field(u64,            open                    )
 694                 __field(u64,            need_journal_commit     )
 695                 __field(u64,            discarded               )
 696                 __array(char,           err,    16              )
 697         ),
 698
 699         TP_fast_assign(
 700                 __entry->dev                    = c->dev;
 701                 __entry->seen                   = seen;
 702                 __entry->open                   = open;
 703                 __entry->need_journal_commit    = need_journal_commit;
 704                 __entry->discarded              = discarded;
 705                 strscpy(__entry->err, err, sizeof(__entry->err));
 706         ),
 707
 708         TP_printk("%d%d seen %llu open %llu need_journal_commit %llu discarded %llu err %s",
 709                   MAJOR(__entry->dev), MINOR(__entry->dev),
 710                   __entry->seen,
 711                   __entry->open,
 712                   __entry->need_journal_commit,
 713                   __entry->discarded,
 714                   __entry->err)
 715 );
 716
 717 TRACE_EVENT(bucket_invalidate,
 718         TP_PROTO(struct bch_fs *c, unsigned dev, u64 bucket, u32 sectors),
 719         TP_ARGS(c, dev, bucket, sectors),
 720
 721         TP_STRUCT__entry(
 722                 __field(dev_t,          dev                     )
 723                 __field(u32,            dev_idx                 )
 724                 __field(u32,            sectors                 )
 725                 __field(u64,            bucket                  )
 726         ),
 727
 728         TP_fast_assign(
 729                 __entry->dev            = c->dev;
 730                 __entry->dev_idx        = dev;
 731                 __entry->sectors        = sectors;
 732                 __entry->bucket         = bucket;
 733         ),
 734
 735         TP_printk("%d:%d invalidated %u:%llu cached sectors %u",
 736                   MAJOR(__entry->dev), MINOR(__entry->dev),
 737                   __entry->dev_idx, __entry->bucket,
 738                   __entry->sectors)
 739 );
 740
 741 /* Moving IO */
 742
 743 TRACE_EVENT(bucket_evacuate,
 744         TP_PROTO(struct bch_fs *c, struct bpos *bucket),
 745         TP_ARGS(c, bucket),
 746
 747         TP_STRUCT__entry(
 748                 __field(dev_t,          dev                     )
 749                 __field(u32,            dev_idx                 )
 750                 __field(u64,            bucket                  )
 751         ),
 752
 753         TP_fast_assign(
 754                 __entry->dev            = c->dev;
 755                 __entry->dev_idx        = bucket->inode;
 756                 __entry->bucket         = bucket->offset;
 757         ),
 758
 759         TP_printk("%d:%d %u:%llu",
 760                   MAJOR(__entry->dev), MINOR(__entry->dev),
 761                   __entry->dev_idx, __entry->bucket)
 762 );
 763
 764 DEFINE_EVENT(fs_str, move_extent,
 765         TP_PROTO(struct bch_fs *c, const char *k),
 766         TP_ARGS(c, k)
 767 );
 768
 769 DEFINE_EVENT(fs_str, move_extent_read,
 770         TP_PROTO(struct bch_fs *c, const char *k),
 771         TP_ARGS(c, k)
 772 );
 773
 774 DEFINE_EVENT(fs_str, move_extent_write,
 775         TP_PROTO(struct bch_fs *c, const char *k),
 776         TP_ARGS(c, k)
 777 );
 778
 779 DEFINE_EVENT(fs_str, move_extent_finish,
 780         TP_PROTO(struct bch_fs *c, const char *k),
 781         TP_ARGS(c, k)
 782 );
 783
 784 TRACE_EVENT(move_extent_fail,
 785         TP_PROTO(struct bch_fs *c, const char *msg),
 786         TP_ARGS(c, msg),
 787
 788         TP_STRUCT__entry(
 789                 __field(dev_t,          dev                     )
 790                 __string(msg,           msg                     )
 791         ),
 792
 793         TP_fast_assign(
 794                 __entry->dev            = c->dev;
 795                 __assign_str(msg, msg);
 796         ),
 797
 798         TP_printk("%d:%d %s", MAJOR(__entry->dev), MINOR(__entry->dev), __get_str(msg))
 799 );
 800
 801 DEFINE_EVENT(fs_str, move_extent_start_fail,
 802         TP_PROTO(struct bch_fs *c, const char *str),
 803         TP_ARGS(c, str)
 804 );
 805
 806 TRACE_EVENT(move_data,
 807         TP_PROTO(struct bch_fs *c,
 808                  struct bch_move_stats *stats),
 809         TP_ARGS(c, stats),
 810
 811         TP_STRUCT__entry(
 812                 __field(dev_t,          dev             )
 813                 __field(u64,            keys_moved      )
 814                 __field(u64,            keys_raced      )
 815                 __field(u64,            sectors_seen    )
 816                 __field(u64,            sectors_moved   )
 817                 __field(u64,            sectors_raced   )
 818         ),
 819
 820         TP_fast_assign(
 821                 __entry->dev            = c->dev;
 822                 __entry->keys_moved     = atomic64_read(&stats->keys_moved);
 823                 __entry->keys_raced     = atomic64_read(&stats->keys_raced);
 824                 __entry->sectors_seen   = atomic64_read(&stats->sectors_seen);
 825                 __entry->sectors_moved  = atomic64_read(&stats->sectors_moved);
 826                 __entry->sectors_raced  = atomic64_read(&stats->sectors_raced);
 827         ),
 828
 829         TP_printk("%d,%d keys moved %llu raced %llu"
 830                   "sectors seen %llu moved %llu raced %llu",
 831                   MAJOR(__entry->dev), MINOR(__entry->dev),
 832                   __entry->keys_moved,
 833                   __entry->keys_raced,
 834                   __entry->sectors_seen,
 835                   __entry->sectors_moved,
 836                   __entry->sectors_raced)
 837 );
 838
 839 TRACE_EVENT(evacuate_bucket,
 840         TP_PROTO(struct bch_fs *c, struct bpos *bucket,
 841                  unsigned sectors, unsigned bucket_size,
 842                  u64 fragmentation, int ret),
 843         TP_ARGS(c, bucket, sectors, bucket_size, fragmentation, ret),
 844
 845         TP_STRUCT__entry(
 846                 __field(dev_t,          dev             )
 847                 __field(u64,            member          )
 848                 __field(u64,            bucket          )
 849                 __field(u32,            sectors         )
 850                 __field(u32,            bucket_size     )
 851                 __field(u64,            fragmentation   )
 852                 __field(int,            ret             )
 853         ),
 854
 855         TP_fast_assign(
 856                 __entry->dev                    = c->dev;
 857                 __entry->member                 = bucket->inode;
 858                 __entry->bucket                 = bucket->offset;
 859                 __entry->sectors                = sectors;
 860                 __entry->bucket_size            = bucket_size;
 861                 __entry->fragmentation          = fragmentation;
 862                 __entry->ret                    = ret;
 863         ),
 864
 865         TP_printk("%d,%d %llu:%llu sectors %u/%u fragmentation %llu ret %i",
 866                   MAJOR(__entry->dev), MINOR(__entry->dev),
 867                   __entry->member, __entry->bucket,
 868                   __entry->sectors, __entry->bucket_size,
 869                   __entry->fragmentation, __entry->ret)
 870 );
 871
 872 TRACE_EVENT(copygc,
 873         TP_PROTO(struct bch_fs *c,
 874                  u64 sectors_moved, u64 sectors_not_moved,
 875                  u64 buckets_moved, u64 buckets_not_moved),
 876         TP_ARGS(c,
 877                 sectors_moved, sectors_not_moved,
 878                 buckets_moved, buckets_not_moved),
 879
 880         TP_STRUCT__entry(
 881                 __field(dev_t,          dev                     )
 882                 __field(u64,            sectors_moved           )
 883                 __field(u64,            sectors_not_moved       )
 884                 __field(u64,            buckets_moved           )
 885                 __field(u64,            buckets_not_moved       )
 886         ),
 887
 888         TP_fast_assign(
 889                 __entry->dev                    = c->dev;
 890                 __entry->sectors_moved          = sectors_moved;
 891                 __entry->sectors_not_moved      = sectors_not_moved;
 892                 __entry->buckets_moved          = buckets_moved;
 893                 __entry->buckets_not_moved = buckets_moved;
 894         ),
 895
 896         TP_printk("%d,%d sectors moved %llu remain %llu buckets moved %llu remain %llu",
 897                   MAJOR(__entry->dev), MINOR(__entry->dev),
 898                   __entry->sectors_moved, __entry->sectors_not_moved,
 899                   __entry->buckets_moved, __entry->buckets_not_moved)
 900 );
 901
 902 TRACE_EVENT(copygc_wait,
 903         TP_PROTO(struct bch_fs *c,
 904                  u64 wait_amount, u64 until),
 905         TP_ARGS(c, wait_amount, until),
 906
 907         TP_STRUCT__entry(
 908                 __field(dev_t,          dev                     )
 909                 __field(u64,            wait_amount             )
 910                 __field(u64,            until                   )
 911         ),
 912
 913         TP_fast_assign(
 914                 __entry->dev            = c->dev;
 915                 __entry->wait_amount    = wait_amount;
 916                 __entry->until          = until;
 917         ),
 918
 919         TP_printk("%d,%u waiting for %llu sectors until %llu",
 920                   MAJOR(__entry->dev), MINOR(__entry->dev),
 921                   __entry->wait_amount, __entry->until)
 922 );
 923
 924 /* btree transactions: */
 925
 926 DECLARE_EVENT_CLASS(transaction_event,
 927         TP_PROTO(struct btree_trans *trans,
 928                  unsigned long caller_ip),
 929         TP_ARGS(trans, caller_ip),
 930
 931         TP_STRUCT__entry(
 932                 __array(char,                   trans_fn, 32    )
 933                 __field(unsigned long,          caller_ip       )
 934         ),
 935
 936         TP_fast_assign(
 937                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 938                 __entry->caller_ip              = caller_ip;
 939         ),
 940
 941         TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
 942 );
 943
 944 DEFINE_EVENT(transaction_event, transaction_commit,
 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_restart_injected,
 951         TP_PROTO(struct btree_trans *trans,
 952                  unsigned long caller_ip),
 953         TP_ARGS(trans, caller_ip)
 954 );
 955
 956 TRACE_EVENT(trans_restart_split_race,
 957         TP_PROTO(struct btree_trans *trans,
 958                  unsigned long caller_ip,
 959                  struct btree *b),
 960         TP_ARGS(trans, caller_ip, b),
 961
 962         TP_STRUCT__entry(
 963                 __array(char,                   trans_fn, 32    )
 964                 __field(unsigned long,          caller_ip       )
 965                 __field(u8,                     level           )
 966                 __field(u16,                    written         )
 967                 __field(u16,                    blocks          )
 968                 __field(u16,                    u64s_remaining  )
 969         ),
 970
 971         TP_fast_assign(
 972                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 973                 __entry->caller_ip              = caller_ip;
 974                 __entry->level          = b->c.level;
 975                 __entry->written        = b->written;
 976                 __entry->blocks         = btree_blocks(trans->c);
 977                 __entry->u64s_remaining = bch_btree_keys_u64s_remaining(trans->c, b);
 978         ),
 979
 980         TP_printk("%s %pS l=%u written %u/%u u64s remaining %u",
 981                   __entry->trans_fn, (void *) __entry->caller_ip,
 982                   __entry->level,
 983                   __entry->written, __entry->blocks,
 984                   __entry->u64s_remaining)
 985 );
 986
 987 DEFINE_EVENT(transaction_event, trans_blocked_journal_reclaim,
 988         TP_PROTO(struct btree_trans *trans,
 989                  unsigned long caller_ip),
 990         TP_ARGS(trans, caller_ip)
 991 );
 992
 993 TRACE_EVENT(trans_restart_journal_preres_get,
 994         TP_PROTO(struct btree_trans *trans,
 995                  unsigned long caller_ip,
 996                  unsigned flags),
 997         TP_ARGS(trans, caller_ip, flags),
 998
 999         TP_STRUCT__entry(
1000                 __array(char,                   trans_fn, 32    )
1001                 __field(unsigned long,          caller_ip       )
1002                 __field(unsigned,               flags           )
1003         ),
1004
1005         TP_fast_assign(
1006                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1007                 __entry->caller_ip              = caller_ip;
1008                 __entry->flags                  = flags;
1009         ),
1010
1011         TP_printk("%s %pS %x", __entry->trans_fn,
1012                   (void *) __entry->caller_ip,
1013                   __entry->flags)
1014 );
1015
1016 DEFINE_EVENT(transaction_event, trans_restart_fault_inject,
1017         TP_PROTO(struct btree_trans *trans,
1018                  unsigned long caller_ip),
1019         TP_ARGS(trans, caller_ip)
1020 );
1021
1022 DEFINE_EVENT(transaction_event, trans_traverse_all,
1023         TP_PROTO(struct btree_trans *trans,
1024                  unsigned long caller_ip),
1025         TP_ARGS(trans, caller_ip)
1026 );
1027
1028 DEFINE_EVENT(transaction_event, trans_restart_key_cache_raced,
1029         TP_PROTO(struct btree_trans *trans,
1030                  unsigned long caller_ip),
1031         TP_ARGS(trans, caller_ip)
1032 );
1033
1034 DEFINE_EVENT(trans_str, trans_restart_too_many_iters,
1035         TP_PROTO(struct btree_trans *trans,
1036                  unsigned long caller_ip,
1037                  const char *paths),
1038         TP_ARGS(trans, caller_ip, paths)
1039 );
1040
1041 DECLARE_EVENT_CLASS(transaction_restart_iter,
1042         TP_PROTO(struct btree_trans *trans,
1043                  unsigned long caller_ip,
1044                  struct btree_path *path),
1045         TP_ARGS(trans, caller_ip, path),
1046
1047         TP_STRUCT__entry(
1048                 __array(char,                   trans_fn, 32    )
1049                 __field(unsigned long,          caller_ip       )
1050                 __field(u8,                     btree_id        )
1051                 TRACE_BPOS_entries(pos)
1052         ),
1053
1054         TP_fast_assign(
1055                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1056                 __entry->caller_ip              = caller_ip;
1057                 __entry->btree_id               = path->btree_id;
1058                 TRACE_BPOS_assign(pos, path->pos)
1059         ),
1060
1061         TP_printk("%s %pS btree %s pos %llu:%llu:%u",
1062                   __entry->trans_fn,
1063                   (void *) __entry->caller_ip,
1064                   bch2_btree_id_str(__entry->btree_id),
1065                   __entry->pos_inode,
1066                   __entry->pos_offset,
1067                   __entry->pos_snapshot)
1068 );
1069
1070 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_reused,
1071         TP_PROTO(struct btree_trans *trans,
1072                  unsigned long caller_ip,
1073                  struct btree_path *path),
1074         TP_ARGS(trans, caller_ip, path)
1075 );
1076
1077 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_split,
1078         TP_PROTO(struct btree_trans *trans,
1079                  unsigned long caller_ip,
1080                  struct btree_path *path),
1081         TP_ARGS(trans, caller_ip, path)
1082 );
1083
1084 struct get_locks_fail;
1085
1086 TRACE_EVENT(trans_restart_upgrade,
1087         TP_PROTO(struct btree_trans *trans,
1088                  unsigned long caller_ip,
1089                  struct btree_path *path,
1090                  unsigned old_locks_want,
1091                  unsigned new_locks_want,
1092                  struct get_locks_fail *f),
1093         TP_ARGS(trans, caller_ip, path, old_locks_want, new_locks_want, f),
1094
1095         TP_STRUCT__entry(
1096                 __array(char,                   trans_fn, 32    )
1097                 __field(unsigned long,          caller_ip       )
1098                 __field(u8,                     btree_id        )
1099                 __field(u8,                     old_locks_want  )
1100                 __field(u8,                     new_locks_want  )
1101                 __field(u8,                     level           )
1102                 __field(u32,                    path_seq        )
1103                 __field(u32,                    node_seq        )
1104                 __field(u32,                    path_alloc_seq  )
1105                 __field(u32,                    downgrade_seq)
1106                 TRACE_BPOS_entries(pos)
1107         ),
1108
1109         TP_fast_assign(
1110                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1111                 __entry->caller_ip              = caller_ip;
1112                 __entry->btree_id               = path->btree_id;
1113                 __entry->old_locks_want         = old_locks_want;
1114                 __entry->new_locks_want         = new_locks_want;
1115                 __entry->level                  = f->l;
1116                 __entry->path_seq               = path->l[f->l].lock_seq;
1117                 __entry->node_seq               = IS_ERR_OR_NULL(f->b) ? 0 : f->b->c.lock.seq;
1118                 __entry->path_alloc_seq         = path->alloc_seq;
1119                 __entry->downgrade_seq          = path->downgrade_seq;
1120                 TRACE_BPOS_assign(pos, path->pos)
1121         ),
1122
1123         TP_printk("%s %pS btree %s pos %llu:%llu:%u locks_want %u -> %u level %u path seq %u node seq %u alloc_seq %u downgrade_seq %u",
1124                   __entry->trans_fn,
1125                   (void *) __entry->caller_ip,
1126                   bch2_btree_id_str(__entry->btree_id),
1127                   __entry->pos_inode,
1128                   __entry->pos_offset,
1129                   __entry->pos_snapshot,
1130                   __entry->old_locks_want,
1131                   __entry->new_locks_want,
1132                   __entry->level,
1133                   __entry->path_seq,
1134                   __entry->node_seq,
1135                   __entry->path_alloc_seq,
1136                   __entry->downgrade_seq)
1137 );
1138
1139 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock,
1140         TP_PROTO(struct btree_trans *trans,
1141                  unsigned long caller_ip,
1142                  struct btree_path *path),
1143         TP_ARGS(trans, caller_ip, path)
1144 );
1145
1146 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_next_node,
1147         TP_PROTO(struct btree_trans *trans,
1148                  unsigned long caller_ip,
1149                  struct btree_path *path),
1150         TP_ARGS(trans, caller_ip, path)
1151 );
1152
1153 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_parent_for_fill,
1154         TP_PROTO(struct btree_trans *trans,
1155                  unsigned long caller_ip,
1156                  struct btree_path *path),
1157         TP_ARGS(trans, caller_ip, path)
1158 );
1159
1160 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_after_fill,
1161         TP_PROTO(struct btree_trans *trans,
1162                  unsigned long caller_ip,
1163                  struct btree_path *path),
1164         TP_ARGS(trans, caller_ip, path)
1165 );
1166
1167 DEFINE_EVENT(transaction_event, trans_restart_key_cache_upgrade,
1168         TP_PROTO(struct btree_trans *trans,
1169                  unsigned long caller_ip),
1170         TP_ARGS(trans, caller_ip)
1171 );
1172
1173 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_key_cache_fill,
1174         TP_PROTO(struct btree_trans *trans,
1175                  unsigned long caller_ip,
1176                  struct btree_path *path),
1177         TP_ARGS(trans, caller_ip, path)
1178 );
1179
1180 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_path,
1181         TP_PROTO(struct btree_trans *trans,
1182                  unsigned long caller_ip,
1183                  struct btree_path *path),
1184         TP_ARGS(trans, caller_ip, path)
1185 );
1186
1187 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_path_intent,
1188         TP_PROTO(struct btree_trans *trans,
1189                  unsigned long caller_ip,
1190                  struct btree_path *path),
1191         TP_ARGS(trans, caller_ip, path)
1192 );
1193
1194 DEFINE_EVENT(transaction_restart_iter,  trans_restart_traverse,
1195         TP_PROTO(struct btree_trans *trans,
1196                  unsigned long caller_ip,
1197                  struct btree_path *path),
1198         TP_ARGS(trans, caller_ip, path)
1199 );
1200
1201 DEFINE_EVENT(transaction_restart_iter,  trans_restart_memory_allocation_failure,
1202         TP_PROTO(struct btree_trans *trans,
1203                  unsigned long caller_ip,
1204                  struct btree_path *path),
1205         TP_ARGS(trans, caller_ip, path)
1206 );
1207
1208 DEFINE_EVENT(trans_str, trans_restart_would_deadlock,
1209         TP_PROTO(struct btree_trans *trans,
1210                  unsigned long caller_ip,
1211                  const char *cycle),
1212         TP_ARGS(trans, caller_ip, cycle)
1213 );
1214
1215 DEFINE_EVENT(transaction_event, trans_restart_would_deadlock_recursion_limit,
1216         TP_PROTO(struct btree_trans *trans,
1217                  unsigned long caller_ip),
1218         TP_ARGS(trans, caller_ip)
1219 );
1220
1221 TRACE_EVENT(trans_restart_would_deadlock_write,
1222         TP_PROTO(struct btree_trans *trans),
1223         TP_ARGS(trans),
1224
1225         TP_STRUCT__entry(
1226                 __array(char,                   trans_fn, 32    )
1227         ),
1228
1229         TP_fast_assign(
1230                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1231         ),
1232
1233         TP_printk("%s", __entry->trans_fn)
1234 );
1235
1236 TRACE_EVENT(trans_restart_mem_realloced,
1237         TP_PROTO(struct btree_trans *trans,
1238                  unsigned long caller_ip,
1239                  unsigned long bytes),
1240         TP_ARGS(trans, caller_ip, bytes),
1241
1242         TP_STRUCT__entry(
1243                 __array(char,                   trans_fn, 32    )
1244                 __field(unsigned long,          caller_ip       )
1245                 __field(unsigned long,          bytes           )
1246         ),
1247
1248         TP_fast_assign(
1249                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1250                 __entry->caller_ip      = caller_ip;
1251                 __entry->bytes          = bytes;
1252         ),
1253
1254         TP_printk("%s %pS bytes %lu",
1255                   __entry->trans_fn,
1256                   (void *) __entry->caller_ip,
1257                   __entry->bytes)
1258 );
1259
1260 TRACE_EVENT(trans_restart_key_cache_key_realloced,
1261         TP_PROTO(struct btree_trans *trans,
1262                  unsigned long caller_ip,
1263                  struct btree_path *path,
1264                  unsigned old_u64s,
1265                  unsigned new_u64s),
1266         TP_ARGS(trans, caller_ip, path, old_u64s, new_u64s),
1267
1268         TP_STRUCT__entry(
1269                 __array(char,                   trans_fn, 32    )
1270                 __field(unsigned long,          caller_ip       )
1271                 __field(enum btree_id,          btree_id        )
1272                 TRACE_BPOS_entries(pos)
1273                 __field(u32,                    old_u64s        )
1274                 __field(u32,                    new_u64s        )
1275         ),
1276
1277         TP_fast_assign(
1278                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1279                 __entry->caller_ip              = caller_ip;
1280
1281                 __entry->btree_id       = path->btree_id;
1282                 TRACE_BPOS_assign(pos, path->pos);
1283                 __entry->old_u64s       = old_u64s;
1284                 __entry->new_u64s       = new_u64s;
1285         ),
1286
1287         TP_printk("%s %pS btree %s pos %llu:%llu:%u old_u64s %u new_u64s %u",
1288                   __entry->trans_fn,
1289                   (void *) __entry->caller_ip,
1290                   bch2_btree_id_str(__entry->btree_id),
1291                   __entry->pos_inode,
1292                   __entry->pos_offset,
1293                   __entry->pos_snapshot,
1294                   __entry->old_u64s,
1295                   __entry->new_u64s)
1296 );
1297
1298 TRACE_EVENT(path_downgrade,
1299         TP_PROTO(struct btree_trans *trans,
1300                  unsigned long caller_ip,
1301                  struct btree_path *path,
1302                  unsigned old_locks_want),
1303         TP_ARGS(trans, caller_ip, path, old_locks_want),
1304
1305         TP_STRUCT__entry(
1306                 __array(char,                   trans_fn, 32    )
1307                 __field(unsigned long,          caller_ip       )
1308                 __field(unsigned,               old_locks_want  )
1309                 __field(unsigned,               new_locks_want  )
1310                 __field(unsigned,               btree           )
1311                 TRACE_BPOS_entries(pos)
1312         ),
1313
1314         TP_fast_assign(
1315                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1316                 __entry->caller_ip              = caller_ip;
1317                 __entry->old_locks_want         = old_locks_want;
1318                 __entry->new_locks_want         = path->locks_want;
1319                 __entry->btree                  = path->btree_id;
1320                 TRACE_BPOS_assign(pos, path->pos);
1321         ),
1322
1323         TP_printk("%s %pS locks_want %u -> %u %s %llu:%llu:%u",
1324                   __entry->trans_fn,
1325                   (void *) __entry->caller_ip,
1326                   __entry->old_locks_want,
1327                   __entry->new_locks_want,
1328                   bch2_btree_id_str(__entry->btree),
1329                   __entry->pos_inode,
1330                   __entry->pos_offset,
1331                   __entry->pos_snapshot)
1332 );
1333
1334 DEFINE_EVENT(transaction_event, trans_restart_write_buffer_flush,
1335         TP_PROTO(struct btree_trans *trans,
1336                  unsigned long caller_ip),
1337         TP_ARGS(trans, caller_ip)
1338 );
1339
1340 TRACE_EVENT(write_buffer_flush,
1341         TP_PROTO(struct btree_trans *trans, size_t nr, size_t skipped, size_t fast, size_t size),
1342         TP_ARGS(trans, nr, skipped, fast, size),
1343
1344         TP_STRUCT__entry(
1345                 __field(size_t,         nr              )
1346                 __field(size_t,         skipped         )
1347                 __field(size_t,         fast            )
1348                 __field(size_t,         size            )
1349         ),
1350
1351         TP_fast_assign(
1352                 __entry->nr     = nr;
1353                 __entry->skipped = skipped;
1354                 __entry->fast   = fast;
1355                 __entry->size   = size;
1356         ),
1357
1358         TP_printk("%zu/%zu skipped %zu fast %zu",
1359                   __entry->nr, __entry->size, __entry->skipped, __entry->fast)
1360 );
1361
1362 TRACE_EVENT(write_buffer_flush_sync,
1363         TP_PROTO(struct btree_trans *trans, unsigned long caller_ip),
1364         TP_ARGS(trans, caller_ip),
1365
1366         TP_STRUCT__entry(
1367                 __array(char,                   trans_fn, 32    )
1368                 __field(unsigned long,          caller_ip       )
1369         ),
1370
1371         TP_fast_assign(
1372                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1373                 __entry->caller_ip              = caller_ip;
1374         ),
1375
1376         TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
1377 );
1378
1379 TRACE_EVENT(write_buffer_flush_slowpath,
1380         TP_PROTO(struct btree_trans *trans, size_t slowpath, size_t total),
1381         TP_ARGS(trans, slowpath, total),
1382
1383         TP_STRUCT__entry(
1384                 __field(size_t,         slowpath        )
1385                 __field(size_t,         total           )
1386         ),
1387
1388         TP_fast_assign(
1389                 __entry->slowpath       = slowpath;
1390                 __entry->total          = total;
1391         ),
1392
1393         TP_printk("%zu/%zu", __entry->slowpath, __entry->total)
1394 );
1395
1396 DEFINE_EVENT(fs_str, rebalance_extent,
1397         TP_PROTO(struct bch_fs *c, const char *str),
1398         TP_ARGS(c, str)
1399 );
1400
1401 DEFINE_EVENT(fs_str, data_update,
1402         TP_PROTO(struct bch_fs *c, const char *str),
1403         TP_ARGS(c, str)
1404 );
1405
1406 #endif /* _TRACE_BCACHEFS_H */
1407
1408 /* This part must be outside protection */
1409 #undef TRACE_INCLUDE_PATH
1410 #define TRACE_INCLUDE_PATH ../../fs/bcachefs
1411
1412 #undef TRACE_INCLUDE_FILE
1413 #define TRACE_INCLUDE_FILE trace
1414
1415 #include <trace/define_trace.h>