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

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM bcachefs
   4
   5 #if !defined(_TRACE_BCACHEFS_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_BCACHEFS_H
   7
   8 #include <linux/tracepoint.h>
   9
  10 #define TRACE_BPOS_entries(name)                                \
  11         __field(u64,                    name##_inode    )       \
  12         __field(u64,                    name##_offset   )       \
  13         __field(u32,                    name##_snapshot )
  14
  15 #define TRACE_BPOS_assign(dst, src)                             \
  16         __entry->dst##_inode            = (src).inode;          \
  17         __entry->dst##_offset           = (src).offset;         \
  18         __entry->dst##_snapshot         = (src).snapshot
  19
  20 DECLARE_EVENT_CLASS(bpos,
  21         TP_PROTO(const struct bpos *p),
  22         TP_ARGS(p),
  23
  24         TP_STRUCT__entry(
  25                 TRACE_BPOS_entries(p)
  26         ),
  27
  28         TP_fast_assign(
  29                 TRACE_BPOS_assign(p, *p);
  30         ),
  31
  32         TP_printk("%llu:%llu:%u", __entry->p_inode, __entry->p_offset, __entry->p_snapshot)
  33 );
  34
  35 DECLARE_EVENT_CLASS(bkey,
  36         TP_PROTO(struct bch_fs *c, const char *k),
  37         TP_ARGS(c, k),
  38
  39         TP_STRUCT__entry(
  40                 __string(k,     k                               )
  41         ),
  42
  43         TP_fast_assign(
  44                 __assign_str(k, k);
  45         ),
  46
  47         TP_printk("%s", __get_str(k))
  48 );
  49
  50 DECLARE_EVENT_CLASS(btree_node,
  51         TP_PROTO(struct bch_fs *c, struct btree *b),
  52         TP_ARGS(c, b),
  53
  54         TP_STRUCT__entry(
  55                 __field(dev_t,          dev                     )
  56                 __field(u8,             level                   )
  57                 __field(u8,             btree_id                )
  58                 TRACE_BPOS_entries(pos)
  59         ),
  60
  61         TP_fast_assign(
  62                 __entry->dev            = c->dev;
  63                 __entry->level          = b->c.level;
  64                 __entry->btree_id       = b->c.btree_id;
  65                 TRACE_BPOS_assign(pos, b->key.k.p);
  66         ),
  67
  68         TP_printk("%d,%d %u %s %llu:%llu:%u",
  69                   MAJOR(__entry->dev), MINOR(__entry->dev),
  70                   __entry->level,
  71                   bch2_btree_id_str(__entry->btree_id),
  72                   __entry->pos_inode, __entry->pos_offset, __entry->pos_snapshot)
  73 );
  74
  75 DECLARE_EVENT_CLASS(bch_fs,
  76         TP_PROTO(struct bch_fs *c),
  77         TP_ARGS(c),
  78
  79         TP_STRUCT__entry(
  80                 __field(dev_t,          dev                     )
  81         ),
  82
  83         TP_fast_assign(
  84                 __entry->dev            = c->dev;
  85         ),
  86
  87         TP_printk("%d,%d", MAJOR(__entry->dev), MINOR(__entry->dev))
  88 );
  89
  90 DECLARE_EVENT_CLASS(bio,
  91         TP_PROTO(struct bio *bio),
  92         TP_ARGS(bio),
  93
  94         TP_STRUCT__entry(
  95                 __field(dev_t,          dev                     )
  96                 __field(sector_t,       sector                  )
  97                 __field(unsigned int,   nr_sector               )
  98                 __array(char,           rwbs,   6               )
  99         ),
 100
 101         TP_fast_assign(
 102                 __entry->dev            = bio->bi_bdev ? bio_dev(bio) : 0;
 103                 __entry->sector         = bio->bi_iter.bi_sector;
 104                 __entry->nr_sector      = bio->bi_iter.bi_size >> 9;
 105                 blk_fill_rwbs(__entry->rwbs, bio->bi_opf);
 106         ),
 107
 108         TP_printk("%d,%d  %s %llu + %u",
 109                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs,
 110                   (unsigned long long)__entry->sector, __entry->nr_sector)
 111 );
 112
 113 /* super-io.c: */
 114 TRACE_EVENT(write_super,
 115         TP_PROTO(struct bch_fs *c, unsigned long ip),
 116         TP_ARGS(c, ip),
 117
 118         TP_STRUCT__entry(
 119                 __field(dev_t,          dev     )
 120                 __field(unsigned long,  ip      )
 121         ),
 122
 123         TP_fast_assign(
 124                 __entry->dev            = c->dev;
 125                 __entry->ip             = ip;
 126         ),
 127
 128         TP_printk("%d,%d for %pS",
 129                   MAJOR(__entry->dev), MINOR(__entry->dev),
 130                   (void *) __entry->ip)
 131 );
 132
 133 /* io.c: */
 134
 135 DEFINE_EVENT(bio, read_promote,
 136         TP_PROTO(struct bio *bio),
 137         TP_ARGS(bio)
 138 );
 139
 140 TRACE_EVENT(read_nopromote,
 141         TP_PROTO(struct bch_fs *c, int ret),
 142         TP_ARGS(c, ret),
 143
 144         TP_STRUCT__entry(
 145                 __field(dev_t,          dev             )
 146                 __array(char,           ret, 32         )
 147         ),
 148
 149         TP_fast_assign(
 150                 __entry->dev            = c->dev;
 151                 strscpy(__entry->ret, bch2_err_str(ret), sizeof(__entry->ret));
 152         ),
 153
 154         TP_printk("%d,%d ret %s",
 155                   MAJOR(__entry->dev), MINOR(__entry->dev),
 156                   __entry->ret)
 157 );
 158
 159 DEFINE_EVENT(bio, read_bounce,
 160         TP_PROTO(struct bio *bio),
 161         TP_ARGS(bio)
 162 );
 163
 164 DEFINE_EVENT(bio, read_split,
 165         TP_PROTO(struct bio *bio),
 166         TP_ARGS(bio)
 167 );
 168
 169 DEFINE_EVENT(bio, read_retry,
 170         TP_PROTO(struct bio *bio),
 171         TP_ARGS(bio)
 172 );
 173
 174 DEFINE_EVENT(bio, read_reuse_race,
 175         TP_PROTO(struct bio *bio),
 176         TP_ARGS(bio)
 177 );
 178
 179 /* Journal */
 180
 181 DEFINE_EVENT(bch_fs, journal_full,
 182         TP_PROTO(struct bch_fs *c),
 183         TP_ARGS(c)
 184 );
 185
 186 DEFINE_EVENT(bch_fs, journal_entry_full,
 187         TP_PROTO(struct bch_fs *c),
 188         TP_ARGS(c)
 189 );
 190
 191 TRACE_EVENT(journal_entry_close,
 192         TP_PROTO(struct bch_fs *c, unsigned bytes),
 193         TP_ARGS(c, bytes),
 194
 195         TP_STRUCT__entry(
 196                 __field(dev_t,          dev                     )
 197                 __field(u32,            bytes                   )
 198         ),
 199
 200         TP_fast_assign(
 201                 __entry->dev                    = c->dev;
 202                 __entry->bytes                  = bytes;
 203         ),
 204
 205         TP_printk("%d,%d entry bytes %u",
 206                   MAJOR(__entry->dev), MINOR(__entry->dev),
 207                   __entry->bytes)
 208 );
 209
 210 DEFINE_EVENT(bio, journal_write,
 211         TP_PROTO(struct bio *bio),
 212         TP_ARGS(bio)
 213 );
 214
 215 TRACE_EVENT(journal_reclaim_start,
 216         TP_PROTO(struct bch_fs *c, bool direct, bool kicked,
 217                  u64 min_nr, u64 min_key_cache,
 218                  u64 btree_cache_dirty, u64 btree_cache_total,
 219                  u64 btree_key_cache_dirty, u64 btree_key_cache_total),
 220         TP_ARGS(c, direct, kicked, min_nr, min_key_cache,
 221                 btree_cache_dirty, btree_cache_total,
 222                 btree_key_cache_dirty, btree_key_cache_total),
 223
 224         TP_STRUCT__entry(
 225                 __field(dev_t,          dev                     )
 226                 __field(bool,           direct                  )
 227                 __field(bool,           kicked                  )
 228                 __field(u64,            min_nr                  )
 229                 __field(u64,            min_key_cache           )
 230                 __field(u64,            btree_cache_dirty       )
 231                 __field(u64,            btree_cache_total       )
 232                 __field(u64,            btree_key_cache_dirty   )
 233                 __field(u64,            btree_key_cache_total   )
 234         ),
 235
 236         TP_fast_assign(
 237                 __entry->dev                    = c->dev;
 238                 __entry->direct                 = direct;
 239                 __entry->kicked                 = kicked;
 240                 __entry->min_nr                 = min_nr;
 241                 __entry->min_key_cache          = min_key_cache;
 242                 __entry->btree_cache_dirty      = btree_cache_dirty;
 243                 __entry->btree_cache_total      = btree_cache_total;
 244                 __entry->btree_key_cache_dirty  = btree_key_cache_dirty;
 245                 __entry->btree_key_cache_total  = btree_key_cache_total;
 246         ),
 247
 248         TP_printk("%d,%d direct %u kicked %u min %llu key cache %llu btree cache %llu/%llu key cache %llu/%llu",
 249                   MAJOR(__entry->dev), MINOR(__entry->dev),
 250                   __entry->direct,
 251                   __entry->kicked,
 252                   __entry->min_nr,
 253                   __entry->min_key_cache,
 254                   __entry->btree_cache_dirty,
 255                   __entry->btree_cache_total,
 256                   __entry->btree_key_cache_dirty,
 257                   __entry->btree_key_cache_total)
 258 );
 259
 260 TRACE_EVENT(journal_reclaim_finish,
 261         TP_PROTO(struct bch_fs *c, u64 nr_flushed),
 262         TP_ARGS(c, nr_flushed),
 263
 264         TP_STRUCT__entry(
 265                 __field(dev_t,          dev                     )
 266                 __field(u64,            nr_flushed              )
 267         ),
 268
 269         TP_fast_assign(
 270                 __entry->dev            = c->dev;
 271                 __entry->nr_flushed     = nr_flushed;
 272         ),
 273
 274         TP_printk("%d,%d flushed %llu",
 275                   MAJOR(__entry->dev), MINOR(__entry->dev),
 276                   __entry->nr_flushed)
 277 );
 278
 279 /* bset.c: */
 280
 281 DEFINE_EVENT(bpos, bkey_pack_pos_fail,
 282         TP_PROTO(const struct bpos *p),
 283         TP_ARGS(p)
 284 );
 285
 286 /* Btree cache: */
 287
 288 TRACE_EVENT(btree_cache_scan,
 289         TP_PROTO(long nr_to_scan, long can_free, long ret),
 290         TP_ARGS(nr_to_scan, can_free, ret),
 291
 292         TP_STRUCT__entry(
 293                 __field(long,   nr_to_scan              )
 294                 __field(long,   can_free                )
 295                 __field(long,   ret                     )
 296         ),
 297
 298         TP_fast_assign(
 299                 __entry->nr_to_scan     = nr_to_scan;
 300                 __entry->can_free       = can_free;
 301                 __entry->ret            = ret;
 302         ),
 303
 304         TP_printk("scanned for %li nodes, can free %li, ret %li",
 305                   __entry->nr_to_scan, __entry->can_free, __entry->ret)
 306 );
 307
 308 DEFINE_EVENT(btree_node, btree_cache_reap,
 309         TP_PROTO(struct bch_fs *c, struct btree *b),
 310         TP_ARGS(c, b)
 311 );
 312
 313 DEFINE_EVENT(bch_fs, btree_cache_cannibalize_lock_fail,
 314         TP_PROTO(struct bch_fs *c),
 315         TP_ARGS(c)
 316 );
 317
 318 DEFINE_EVENT(bch_fs, btree_cache_cannibalize_lock,
 319         TP_PROTO(struct bch_fs *c),
 320         TP_ARGS(c)
 321 );
 322
 323 DEFINE_EVENT(bch_fs, btree_cache_cannibalize,
 324         TP_PROTO(struct bch_fs *c),
 325         TP_ARGS(c)
 326 );
 327
 328 DEFINE_EVENT(bch_fs, btree_cache_cannibalize_unlock,
 329         TP_PROTO(struct bch_fs *c),
 330         TP_ARGS(c)
 331 );
 332
 333 /* Btree */
 334
 335 DEFINE_EVENT(btree_node, btree_node_read,
 336         TP_PROTO(struct bch_fs *c, struct btree *b),
 337         TP_ARGS(c, b)
 338 );
 339
 340 TRACE_EVENT(btree_node_write,
 341         TP_PROTO(struct btree *b, unsigned bytes, unsigned sectors),
 342         TP_ARGS(b, bytes, sectors),
 343
 344         TP_STRUCT__entry(
 345                 __field(enum btree_node_type,   type)
 346                 __field(unsigned,       bytes                   )
 347                 __field(unsigned,       sectors                 )
 348         ),
 349
 350         TP_fast_assign(
 351                 __entry->type   = btree_node_type(b);
 352                 __entry->bytes  = bytes;
 353                 __entry->sectors = sectors;
 354         ),
 355
 356         TP_printk("bkey type %u bytes %u sectors %u",
 357                   __entry->type , __entry->bytes, __entry->sectors)
 358 );
 359
 360 DEFINE_EVENT(btree_node, btree_node_alloc,
 361         TP_PROTO(struct bch_fs *c, struct btree *b),
 362         TP_ARGS(c, b)
 363 );
 364
 365 DEFINE_EVENT(btree_node, btree_node_free,
 366         TP_PROTO(struct bch_fs *c, struct btree *b),
 367         TP_ARGS(c, b)
 368 );
 369
 370 TRACE_EVENT(btree_reserve_get_fail,
 371         TP_PROTO(const char *trans_fn,
 372                  unsigned long caller_ip,
 373                  size_t required,
 374                  int ret),
 375         TP_ARGS(trans_fn, caller_ip, required, ret),
 376
 377         TP_STRUCT__entry(
 378                 __array(char,                   trans_fn, 32    )
 379                 __field(unsigned long,          caller_ip       )
 380                 __field(size_t,                 required        )
 381                 __array(char,                   ret, 32         )
 382         ),
 383
 384         TP_fast_assign(
 385                 strscpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
 386                 __entry->caller_ip      = caller_ip;
 387                 __entry->required       = required;
 388                 strscpy(__entry->ret, bch2_err_str(ret), sizeof(__entry->ret));
 389         ),
 390
 391         TP_printk("%s %pS required %zu ret %s",
 392                   __entry->trans_fn,
 393                   (void *) __entry->caller_ip,
 394                   __entry->required,
 395                   __entry->ret)
 396 );
 397
 398 DEFINE_EVENT(btree_node, btree_node_compact,
 399         TP_PROTO(struct bch_fs *c, struct btree *b),
 400         TP_ARGS(c, b)
 401 );
 402
 403 DEFINE_EVENT(btree_node, btree_node_merge,
 404         TP_PROTO(struct bch_fs *c, struct btree *b),
 405         TP_ARGS(c, b)
 406 );
 407
 408 DEFINE_EVENT(btree_node, btree_node_split,
 409         TP_PROTO(struct bch_fs *c, struct btree *b),
 410         TP_ARGS(c, b)
 411 );
 412
 413 DEFINE_EVENT(btree_node, btree_node_rewrite,
 414         TP_PROTO(struct bch_fs *c, struct btree *b),
 415         TP_ARGS(c, b)
 416 );
 417
 418 DEFINE_EVENT(btree_node, btree_node_set_root,
 419         TP_PROTO(struct bch_fs *c, struct btree *b),
 420         TP_ARGS(c, b)
 421 );
 422
 423 TRACE_EVENT(btree_path_relock_fail,
 424         TP_PROTO(struct btree_trans *trans,
 425                  unsigned long caller_ip,
 426                  struct btree_path *path,
 427                  unsigned level),
 428         TP_ARGS(trans, caller_ip, path, level),
 429
 430         TP_STRUCT__entry(
 431                 __array(char,                   trans_fn, 32    )
 432                 __field(unsigned long,          caller_ip       )
 433                 __field(u8,                     btree_id        )
 434                 __field(u8,                     level           )
 435                 TRACE_BPOS_entries(pos)
 436                 __array(char,                   node, 24        )
 437                 __field(u8,                     self_read_count )
 438                 __field(u8,                     self_intent_count)
 439                 __field(u8,                     read_count      )
 440                 __field(u8,                     intent_count    )
 441                 __field(u32,                    iter_lock_seq   )
 442                 __field(u32,                    node_lock_seq   )
 443         ),
 444
 445         TP_fast_assign(
 446                 struct btree *b = btree_path_node(path, level);
 447                 struct six_lock_count c;
 448
 449                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 450                 __entry->caller_ip              = caller_ip;
 451                 __entry->btree_id               = path->btree_id;
 452                 __entry->level                  = path->level;
 453                 TRACE_BPOS_assign(pos, path->pos);
 454
 455                 c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level),
 456                 __entry->self_read_count        = c.n[SIX_LOCK_read];
 457                 __entry->self_intent_count      = c.n[SIX_LOCK_intent];
 458
 459                 if (IS_ERR(b)) {
 460                         strscpy(__entry->node, bch2_err_str(PTR_ERR(b)), sizeof(__entry->node));
 461                 } else {
 462                         c = six_lock_counts(&path->l[level].b->c.lock);
 463                         __entry->read_count     = c.n[SIX_LOCK_read];
 464                         __entry->intent_count   = c.n[SIX_LOCK_intent];
 465                         scnprintf(__entry->node, sizeof(__entry->node), "%px", b);
 466                 }
 467                 __entry->iter_lock_seq          = path->l[level].lock_seq;
 468                 __entry->node_lock_seq          = is_btree_node(path, level)
 469                         ? six_lock_seq(&path->l[level].b->c.lock)
 470                         : 0;
 471         ),
 472
 473         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",
 474                   __entry->trans_fn,
 475                   (void *) __entry->caller_ip,
 476                   bch2_btree_id_str(__entry->btree_id),
 477                   __entry->pos_inode,
 478                   __entry->pos_offset,
 479                   __entry->pos_snapshot,
 480                   __entry->level,
 481                   __entry->node,
 482                   __entry->self_read_count,
 483                   __entry->self_intent_count,
 484                   __entry->read_count,
 485                   __entry->intent_count,
 486                   __entry->iter_lock_seq,
 487                   __entry->node_lock_seq)
 488 );
 489
 490 TRACE_EVENT(btree_path_upgrade_fail,
 491         TP_PROTO(struct btree_trans *trans,
 492                  unsigned long caller_ip,
 493                  struct btree_path *path,
 494                  unsigned level),
 495         TP_ARGS(trans, caller_ip, path, level),
 496
 497         TP_STRUCT__entry(
 498                 __array(char,                   trans_fn, 32    )
 499                 __field(unsigned long,          caller_ip       )
 500                 __field(u8,                     btree_id        )
 501                 __field(u8,                     level           )
 502                 TRACE_BPOS_entries(pos)
 503                 __field(u8,                     locked          )
 504                 __field(u8,                     self_read_count )
 505                 __field(u8,                     self_intent_count)
 506                 __field(u8,                     read_count      )
 507                 __field(u8,                     intent_count    )
 508                 __field(u32,                    iter_lock_seq   )
 509                 __field(u32,                    node_lock_seq   )
 510         ),
 511
 512         TP_fast_assign(
 513                 struct six_lock_count c;
 514
 515                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 516                 __entry->caller_ip              = caller_ip;
 517                 __entry->btree_id               = path->btree_id;
 518                 __entry->level                  = level;
 519                 TRACE_BPOS_assign(pos, path->pos);
 520                 __entry->locked                 = btree_node_locked(path, level);
 521
 522                 c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level),
 523                 __entry->self_read_count        = c.n[SIX_LOCK_read];
 524                 __entry->self_intent_count      = c.n[SIX_LOCK_intent];
 525                 c = six_lock_counts(&path->l[level].b->c.lock);
 526                 __entry->read_count             = c.n[SIX_LOCK_read];
 527                 __entry->intent_count           = c.n[SIX_LOCK_intent];
 528                 __entry->iter_lock_seq          = path->l[level].lock_seq;
 529                 __entry->node_lock_seq          = is_btree_node(path, level)
 530                         ? six_lock_seq(&path->l[level].b->c.lock)
 531                         : 0;
 532         ),
 533
 534         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",
 535                   __entry->trans_fn,
 536                   (void *) __entry->caller_ip,
 537                   bch2_btree_id_str(__entry->btree_id),
 538                   __entry->pos_inode,
 539                   __entry->pos_offset,
 540                   __entry->pos_snapshot,
 541                   __entry->level,
 542                   __entry->locked,
 543                   __entry->self_read_count,
 544                   __entry->self_intent_count,
 545                   __entry->read_count,
 546                   __entry->intent_count,
 547                   __entry->iter_lock_seq,
 548                   __entry->node_lock_seq)
 549 );
 550
 551 /* Garbage collection */
 552
 553 DEFINE_EVENT(bch_fs, gc_gens_start,
 554         TP_PROTO(struct bch_fs *c),
 555         TP_ARGS(c)
 556 );
 557
 558 DEFINE_EVENT(bch_fs, gc_gens_end,
 559         TP_PROTO(struct bch_fs *c),
 560         TP_ARGS(c)
 561 );
 562
 563 /* Allocator */
 564
 565 DECLARE_EVENT_CLASS(bucket_alloc,
 566         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 567                  u64 bucket,
 568                  u64 free,
 569                  u64 avail,
 570                  u64 copygc_wait_amount,
 571                  s64 copygc_waiting_for,
 572                  struct bucket_alloc_state *s,
 573                  bool nonblocking,
 574                  const char *err),
 575         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 576                 copygc_wait_amount, copygc_waiting_for,
 577                 s, nonblocking, err),
 578
 579         TP_STRUCT__entry(
 580                 __field(u8,                     dev                     )
 581                 __array(char,   reserve,        16                      )
 582                 __field(u64,                    bucket  )
 583                 __field(u64,                    free                    )
 584                 __field(u64,                    avail                   )
 585                 __field(u64,                    copygc_wait_amount      )
 586                 __field(s64,                    copygc_waiting_for      )
 587                 __field(u64,                    seen                    )
 588                 __field(u64,                    open                    )
 589                 __field(u64,                    need_journal_commit     )
 590                 __field(u64,                    nouse                   )
 591                 __field(bool,                   nonblocking             )
 592                 __field(u64,                    nocow                   )
 593                 __array(char,                   err,    32              )
 594         ),
 595
 596         TP_fast_assign(
 597                 __entry->dev            = ca->dev_idx;
 598                 strscpy(__entry->reserve, alloc_reserve, sizeof(__entry->reserve));
 599                 __entry->bucket         = bucket;
 600                 __entry->free           = free;
 601                 __entry->avail          = avail;
 602                 __entry->copygc_wait_amount     = copygc_wait_amount;
 603                 __entry->copygc_waiting_for     = copygc_waiting_for;
 604                 __entry->seen           = s->buckets_seen;
 605                 __entry->open           = s->skipped_open;
 606                 __entry->need_journal_commit = s->skipped_need_journal_commit;
 607                 __entry->nouse          = s->skipped_nouse;
 608                 __entry->nonblocking    = nonblocking;
 609                 __entry->nocow          = s->skipped_nocow;
 610                 strscpy(__entry->err, err, sizeof(__entry->err));
 611         ),
 612
 613         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",
 614                   __entry->reserve,
 615                   __entry->dev,
 616                   __entry->bucket,
 617                   __entry->free,
 618                   __entry->avail,
 619                   __entry->copygc_wait_amount,
 620                   __entry->copygc_waiting_for,
 621                   __entry->seen,
 622                   __entry->open,
 623                   __entry->need_journal_commit,
 624                   __entry->nouse,
 625                   __entry->nocow,
 626                   __entry->nonblocking,
 627                   __entry->err)
 628 );
 629
 630 DEFINE_EVENT(bucket_alloc, bucket_alloc,
 631         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 632                  u64 bucket,
 633                  u64 free,
 634                  u64 avail,
 635                  u64 copygc_wait_amount,
 636                  s64 copygc_waiting_for,
 637                  struct bucket_alloc_state *s,
 638                  bool nonblocking,
 639                  const char *err),
 640         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 641                 copygc_wait_amount, copygc_waiting_for,
 642                 s, nonblocking, err)
 643 );
 644
 645 DEFINE_EVENT(bucket_alloc, bucket_alloc_fail,
 646         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 647                  u64 bucket,
 648                  u64 free,
 649                  u64 avail,
 650                  u64 copygc_wait_amount,
 651                  s64 copygc_waiting_for,
 652                  struct bucket_alloc_state *s,
 653                  bool nonblocking,
 654                  const char *err),
 655         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 656                 copygc_wait_amount, copygc_waiting_for,
 657                 s, nonblocking, err)
 658 );
 659
 660 TRACE_EVENT(discard_buckets,
 661         TP_PROTO(struct bch_fs *c, u64 seen, u64 open,
 662                  u64 need_journal_commit, u64 discarded, const char *err),
 663         TP_ARGS(c, seen, open, need_journal_commit, discarded, err),
 664
 665         TP_STRUCT__entry(
 666                 __field(dev_t,          dev                     )
 667                 __field(u64,            seen                    )
 668                 __field(u64,            open                    )
 669                 __field(u64,            need_journal_commit     )
 670                 __field(u64,            discarded               )
 671                 __array(char,           err,    16              )
 672         ),
 673
 674         TP_fast_assign(
 675                 __entry->dev                    = c->dev;
 676                 __entry->seen                   = seen;
 677                 __entry->open                   = open;
 678                 __entry->need_journal_commit    = need_journal_commit;
 679                 __entry->discarded              = discarded;
 680                 strscpy(__entry->err, err, sizeof(__entry->err));
 681         ),
 682
 683         TP_printk("%d%d seen %llu open %llu need_journal_commit %llu discarded %llu err %s",
 684                   MAJOR(__entry->dev), MINOR(__entry->dev),
 685                   __entry->seen,
 686                   __entry->open,
 687                   __entry->need_journal_commit,
 688                   __entry->discarded,
 689                   __entry->err)
 690 );
 691
 692 TRACE_EVENT(bucket_invalidate,
 693         TP_PROTO(struct bch_fs *c, unsigned dev, u64 bucket, u32 sectors),
 694         TP_ARGS(c, dev, bucket, sectors),
 695
 696         TP_STRUCT__entry(
 697                 __field(dev_t,          dev                     )
 698                 __field(u32,            dev_idx                 )
 699                 __field(u32,            sectors                 )
 700                 __field(u64,            bucket                  )
 701         ),
 702
 703         TP_fast_assign(
 704                 __entry->dev            = c->dev;
 705                 __entry->dev_idx        = dev;
 706                 __entry->sectors        = sectors;
 707                 __entry->bucket         = bucket;
 708         ),
 709
 710         TP_printk("%d:%d invalidated %u:%llu cached sectors %u",
 711                   MAJOR(__entry->dev), MINOR(__entry->dev),
 712                   __entry->dev_idx, __entry->bucket,
 713                   __entry->sectors)
 714 );
 715
 716 /* Moving IO */
 717
 718 TRACE_EVENT(bucket_evacuate,
 719         TP_PROTO(struct bch_fs *c, struct bpos *bucket),
 720         TP_ARGS(c, bucket),
 721
 722         TP_STRUCT__entry(
 723                 __field(dev_t,          dev                     )
 724                 __field(u32,            dev_idx                 )
 725                 __field(u64,            bucket                  )
 726         ),
 727
 728         TP_fast_assign(
 729                 __entry->dev            = c->dev;
 730                 __entry->dev_idx        = bucket->inode;
 731                 __entry->bucket         = bucket->offset;
 732         ),
 733
 734         TP_printk("%d:%d %u:%llu",
 735                   MAJOR(__entry->dev), MINOR(__entry->dev),
 736                   __entry->dev_idx, __entry->bucket)
 737 );
 738
 739 DEFINE_EVENT(bkey, move_extent,
 740         TP_PROTO(struct bch_fs *c, const char *k),
 741         TP_ARGS(c, k)
 742 );
 743
 744 DEFINE_EVENT(bkey, move_extent_read,
 745         TP_PROTO(struct bch_fs *c, const char *k),
 746         TP_ARGS(c, k)
 747 );
 748
 749 DEFINE_EVENT(bkey, move_extent_write,
 750         TP_PROTO(struct bch_fs *c, const char *k),
 751         TP_ARGS(c, k)
 752 );
 753
 754 DEFINE_EVENT(bkey, move_extent_finish,
 755         TP_PROTO(struct bch_fs *c, const char *k),
 756         TP_ARGS(c, k)
 757 );
 758
 759 TRACE_EVENT(move_extent_fail,
 760         TP_PROTO(struct bch_fs *c, const char *msg),
 761         TP_ARGS(c, msg),
 762
 763         TP_STRUCT__entry(
 764                 __field(dev_t,          dev                     )
 765                 __string(msg,           msg                     )
 766         ),
 767
 768         TP_fast_assign(
 769                 __entry->dev            = c->dev;
 770                 __assign_str(msg, msg);
 771         ),
 772
 773         TP_printk("%d:%d %s", MAJOR(__entry->dev), MINOR(__entry->dev), __get_str(msg))
 774 );
 775
 776 DEFINE_EVENT(bkey, move_extent_alloc_mem_fail,
 777         TP_PROTO(struct bch_fs *c, const char *k),
 778         TP_ARGS(c, k)
 779 );
 780
 781 TRACE_EVENT(move_data,
 782         TP_PROTO(struct bch_fs *c,
 783                  struct bch_move_stats *stats),
 784         TP_ARGS(c, stats),
 785
 786         TP_STRUCT__entry(
 787                 __field(dev_t,          dev             )
 788                 __field(u64,            keys_moved      )
 789                 __field(u64,            keys_raced      )
 790                 __field(u64,            sectors_seen    )
 791                 __field(u64,            sectors_moved   )
 792                 __field(u64,            sectors_raced   )
 793         ),
 794
 795         TP_fast_assign(
 796                 __entry->dev            = c->dev;
 797                 __entry->keys_moved     = atomic64_read(&stats->keys_moved);
 798                 __entry->keys_raced     = atomic64_read(&stats->keys_raced);
 799                 __entry->sectors_seen   = atomic64_read(&stats->sectors_seen);
 800                 __entry->sectors_moved  = atomic64_read(&stats->sectors_moved);
 801                 __entry->sectors_raced  = atomic64_read(&stats->sectors_raced);
 802         ),
 803
 804         TP_printk("%d,%d keys moved %llu raced %llu"
 805                   "sectors seen %llu moved %llu raced %llu",
 806                   MAJOR(__entry->dev), MINOR(__entry->dev),
 807                   __entry->keys_moved,
 808                   __entry->keys_raced,
 809                   __entry->sectors_seen,
 810                   __entry->sectors_moved,
 811                   __entry->sectors_raced)
 812 );
 813
 814 TRACE_EVENT(evacuate_bucket,
 815         TP_PROTO(struct bch_fs *c, struct bpos *bucket,
 816                  unsigned sectors, unsigned bucket_size,
 817                  u64 fragmentation, int ret),
 818         TP_ARGS(c, bucket, sectors, bucket_size, fragmentation, ret),
 819
 820         TP_STRUCT__entry(
 821                 __field(dev_t,          dev             )
 822                 __field(u64,            member          )
 823                 __field(u64,            bucket          )
 824                 __field(u32,            sectors         )
 825                 __field(u32,            bucket_size     )
 826                 __field(u64,            fragmentation   )
 827                 __field(int,            ret             )
 828         ),
 829
 830         TP_fast_assign(
 831                 __entry->dev                    = c->dev;
 832                 __entry->member                 = bucket->inode;
 833                 __entry->bucket                 = bucket->offset;
 834                 __entry->sectors                = sectors;
 835                 __entry->bucket_size            = bucket_size;
 836                 __entry->fragmentation          = fragmentation;
 837                 __entry->ret                    = ret;
 838         ),
 839
 840         TP_printk("%d,%d %llu:%llu sectors %u/%u fragmentation %llu ret %i",
 841                   MAJOR(__entry->dev), MINOR(__entry->dev),
 842                   __entry->member, __entry->bucket,
 843                   __entry->sectors, __entry->bucket_size,
 844                   __entry->fragmentation, __entry->ret)
 845 );
 846
 847 TRACE_EVENT(copygc,
 848         TP_PROTO(struct bch_fs *c,
 849                  u64 sectors_moved, u64 sectors_not_moved,
 850                  u64 buckets_moved, u64 buckets_not_moved),
 851         TP_ARGS(c,
 852                 sectors_moved, sectors_not_moved,
 853                 buckets_moved, buckets_not_moved),
 854
 855         TP_STRUCT__entry(
 856                 __field(dev_t,          dev                     )
 857                 __field(u64,            sectors_moved           )
 858                 __field(u64,            sectors_not_moved       )
 859                 __field(u64,            buckets_moved           )
 860                 __field(u64,            buckets_not_moved       )
 861         ),
 862
 863         TP_fast_assign(
 864                 __entry->dev                    = c->dev;
 865                 __entry->sectors_moved          = sectors_moved;
 866                 __entry->sectors_not_moved      = sectors_not_moved;
 867                 __entry->buckets_moved          = buckets_moved;
 868                 __entry->buckets_not_moved = buckets_moved;
 869         ),
 870
 871         TP_printk("%d,%d sectors moved %llu remain %llu buckets moved %llu remain %llu",
 872                   MAJOR(__entry->dev), MINOR(__entry->dev),
 873                   __entry->sectors_moved, __entry->sectors_not_moved,
 874                   __entry->buckets_moved, __entry->buckets_not_moved)
 875 );
 876
 877 TRACE_EVENT(copygc_wait,
 878         TP_PROTO(struct bch_fs *c,
 879                  u64 wait_amount, u64 until),
 880         TP_ARGS(c, wait_amount, until),
 881
 882         TP_STRUCT__entry(
 883                 __field(dev_t,          dev                     )
 884                 __field(u64,            wait_amount             )
 885                 __field(u64,            until                   )
 886         ),
 887
 888         TP_fast_assign(
 889                 __entry->dev            = c->dev;
 890                 __entry->wait_amount    = wait_amount;
 891                 __entry->until          = until;
 892         ),
 893
 894         TP_printk("%d,%u waiting for %llu sectors until %llu",
 895                   MAJOR(__entry->dev), MINOR(__entry->dev),
 896                   __entry->wait_amount, __entry->until)
 897 );
 898
 899 /* btree transactions: */
 900
 901 DECLARE_EVENT_CLASS(transaction_event,
 902         TP_PROTO(struct btree_trans *trans,
 903                  unsigned long caller_ip),
 904         TP_ARGS(trans, caller_ip),
 905
 906         TP_STRUCT__entry(
 907                 __array(char,                   trans_fn, 32    )
 908                 __field(unsigned long,          caller_ip       )
 909         ),
 910
 911         TP_fast_assign(
 912                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 913                 __entry->caller_ip              = caller_ip;
 914         ),
 915
 916         TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
 917 );
 918
 919 DEFINE_EVENT(transaction_event, transaction_commit,
 920         TP_PROTO(struct btree_trans *trans,
 921                  unsigned long caller_ip),
 922         TP_ARGS(trans, caller_ip)
 923 );
 924
 925 DEFINE_EVENT(transaction_event, trans_restart_injected,
 926         TP_PROTO(struct btree_trans *trans,
 927                  unsigned long caller_ip),
 928         TP_ARGS(trans, caller_ip)
 929 );
 930
 931 TRACE_EVENT(trans_restart_split_race,
 932         TP_PROTO(struct btree_trans *trans,
 933                  unsigned long caller_ip,
 934                  struct btree *b),
 935         TP_ARGS(trans, caller_ip, b),
 936
 937         TP_STRUCT__entry(
 938                 __array(char,                   trans_fn, 32    )
 939                 __field(unsigned long,          caller_ip       )
 940                 __field(u8,                     level           )
 941                 __field(u16,                    written         )
 942                 __field(u16,                    blocks          )
 943                 __field(u16,                    u64s_remaining  )
 944         ),
 945
 946         TP_fast_assign(
 947                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 948                 __entry->caller_ip              = caller_ip;
 949                 __entry->level          = b->c.level;
 950                 __entry->written        = b->written;
 951                 __entry->blocks         = btree_blocks(trans->c);
 952                 __entry->u64s_remaining = bch_btree_keys_u64s_remaining(trans->c, b);
 953         ),
 954
 955         TP_printk("%s %pS l=%u written %u/%u u64s remaining %u",
 956                   __entry->trans_fn, (void *) __entry->caller_ip,
 957                   __entry->level,
 958                   __entry->written, __entry->blocks,
 959                   __entry->u64s_remaining)
 960 );
 961
 962 DEFINE_EVENT(transaction_event, trans_blocked_journal_reclaim,
 963         TP_PROTO(struct btree_trans *trans,
 964                  unsigned long caller_ip),
 965         TP_ARGS(trans, caller_ip)
 966 );
 967
 968 TRACE_EVENT(trans_restart_journal_preres_get,
 969         TP_PROTO(struct btree_trans *trans,
 970                  unsigned long caller_ip,
 971                  unsigned flags),
 972         TP_ARGS(trans, caller_ip, flags),
 973
 974         TP_STRUCT__entry(
 975                 __array(char,                   trans_fn, 32    )
 976                 __field(unsigned long,          caller_ip       )
 977                 __field(unsigned,               flags           )
 978         ),
 979
 980         TP_fast_assign(
 981                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 982                 __entry->caller_ip              = caller_ip;
 983                 __entry->flags                  = flags;
 984         ),
 985
 986         TP_printk("%s %pS %x", __entry->trans_fn,
 987                   (void *) __entry->caller_ip,
 988                   __entry->flags)
 989 );
 990
 991 DEFINE_EVENT(transaction_event, trans_restart_fault_inject,
 992         TP_PROTO(struct btree_trans *trans,
 993                  unsigned long caller_ip),
 994         TP_ARGS(trans, caller_ip)
 995 );
 996
 997 DEFINE_EVENT(transaction_event, trans_traverse_all,
 998         TP_PROTO(struct btree_trans *trans,
 999                  unsigned long caller_ip),
1000         TP_ARGS(trans, caller_ip)
1001 );
1002
1003 DEFINE_EVENT(transaction_event, trans_restart_key_cache_raced,
1004         TP_PROTO(struct btree_trans *trans,
1005                  unsigned long caller_ip),
1006         TP_ARGS(trans, caller_ip)
1007 );
1008
1009 DEFINE_EVENT(transaction_event, trans_restart_too_many_iters,
1010         TP_PROTO(struct btree_trans *trans,
1011                  unsigned long caller_ip),
1012         TP_ARGS(trans, caller_ip)
1013 );
1014
1015 DECLARE_EVENT_CLASS(transaction_restart_iter,
1016         TP_PROTO(struct btree_trans *trans,
1017                  unsigned long caller_ip,
1018                  struct btree_path *path),
1019         TP_ARGS(trans, caller_ip, path),
1020
1021         TP_STRUCT__entry(
1022                 __array(char,                   trans_fn, 32    )
1023                 __field(unsigned long,          caller_ip       )
1024                 __field(u8,                     btree_id        )
1025                 TRACE_BPOS_entries(pos)
1026         ),
1027
1028         TP_fast_assign(
1029                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1030                 __entry->caller_ip              = caller_ip;
1031                 __entry->btree_id               = path->btree_id;
1032                 TRACE_BPOS_assign(pos, path->pos)
1033         ),
1034
1035         TP_printk("%s %pS btree %s pos %llu:%llu:%u",
1036                   __entry->trans_fn,
1037                   (void *) __entry->caller_ip,
1038                   bch2_btree_id_str(__entry->btree_id),
1039                   __entry->pos_inode,
1040                   __entry->pos_offset,
1041                   __entry->pos_snapshot)
1042 );
1043
1044 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_reused,
1045         TP_PROTO(struct btree_trans *trans,
1046                  unsigned long caller_ip,
1047                  struct btree_path *path),
1048         TP_ARGS(trans, caller_ip, path)
1049 );
1050
1051 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_split,
1052         TP_PROTO(struct btree_trans *trans,
1053                  unsigned long caller_ip,
1054                  struct btree_path *path),
1055         TP_ARGS(trans, caller_ip, path)
1056 );
1057
1058 struct get_locks_fail;
1059
1060 TRACE_EVENT(trans_restart_upgrade,
1061         TP_PROTO(struct btree_trans *trans,
1062                  unsigned long caller_ip,
1063                  struct btree_path *path,
1064                  unsigned old_locks_want,
1065                  unsigned new_locks_want,
1066                  struct get_locks_fail *f),
1067         TP_ARGS(trans, caller_ip, path, old_locks_want, new_locks_want, f),
1068
1069         TP_STRUCT__entry(
1070                 __array(char,                   trans_fn, 32    )
1071                 __field(unsigned long,          caller_ip       )
1072                 __field(u8,                     btree_id        )
1073                 __field(u8,                     old_locks_want  )
1074                 __field(u8,                     new_locks_want  )
1075                 __field(u8,                     level           )
1076                 __field(u32,                    path_seq        )
1077                 __field(u32,                    node_seq        )
1078                 __field(u32,                    path_alloc_seq  )
1079                 __field(u32,                    downgrade_seq)
1080                 TRACE_BPOS_entries(pos)
1081         ),
1082
1083         TP_fast_assign(
1084                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1085                 __entry->caller_ip              = caller_ip;
1086                 __entry->btree_id               = path->btree_id;
1087                 __entry->old_locks_want         = old_locks_want;
1088                 __entry->new_locks_want         = new_locks_want;
1089                 __entry->level                  = f->l;
1090                 __entry->path_seq               = path->l[f->l].lock_seq;
1091                 __entry->node_seq               = IS_ERR_OR_NULL(f->b) ? 0 : f->b->c.lock.seq;
1092                 __entry->path_alloc_seq         = path->alloc_seq;
1093                 __entry->downgrade_seq          = path->downgrade_seq;
1094                 TRACE_BPOS_assign(pos, path->pos)
1095         ),
1096
1097         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",
1098                   __entry->trans_fn,
1099                   (void *) __entry->caller_ip,
1100                   bch2_btree_id_str(__entry->btree_id),
1101                   __entry->pos_inode,
1102                   __entry->pos_offset,
1103                   __entry->pos_snapshot,
1104                   __entry->old_locks_want,
1105                   __entry->new_locks_want,
1106                   __entry->level,
1107                   __entry->path_seq,
1108                   __entry->node_seq,
1109                   __entry->path_alloc_seq,
1110                   __entry->downgrade_seq)
1111 );
1112
1113 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock,
1114         TP_PROTO(struct btree_trans *trans,
1115                  unsigned long caller_ip,
1116                  struct btree_path *path),
1117         TP_ARGS(trans, caller_ip, path)
1118 );
1119
1120 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_next_node,
1121         TP_PROTO(struct btree_trans *trans,
1122                  unsigned long caller_ip,
1123                  struct btree_path *path),
1124         TP_ARGS(trans, caller_ip, path)
1125 );
1126
1127 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_parent_for_fill,
1128         TP_PROTO(struct btree_trans *trans,
1129                  unsigned long caller_ip,
1130                  struct btree_path *path),
1131         TP_ARGS(trans, caller_ip, path)
1132 );
1133
1134 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_after_fill,
1135         TP_PROTO(struct btree_trans *trans,
1136                  unsigned long caller_ip,
1137                  struct btree_path *path),
1138         TP_ARGS(trans, caller_ip, path)
1139 );
1140
1141 DEFINE_EVENT(transaction_event, trans_restart_key_cache_upgrade,
1142         TP_PROTO(struct btree_trans *trans,
1143                  unsigned long caller_ip),
1144         TP_ARGS(trans, caller_ip)
1145 );
1146
1147 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_key_cache_fill,
1148         TP_PROTO(struct btree_trans *trans,
1149                  unsigned long caller_ip,
1150                  struct btree_path *path),
1151         TP_ARGS(trans, caller_ip, path)
1152 );
1153
1154 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_path,
1155         TP_PROTO(struct btree_trans *trans,
1156                  unsigned long caller_ip,
1157                  struct btree_path *path),
1158         TP_ARGS(trans, caller_ip, path)
1159 );
1160
1161 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_path_intent,
1162         TP_PROTO(struct btree_trans *trans,
1163                  unsigned long caller_ip,
1164                  struct btree_path *path),
1165         TP_ARGS(trans, caller_ip, path)
1166 );
1167
1168 DEFINE_EVENT(transaction_restart_iter,  trans_restart_traverse,
1169         TP_PROTO(struct btree_trans *trans,
1170                  unsigned long caller_ip,
1171                  struct btree_path *path),
1172         TP_ARGS(trans, caller_ip, path)
1173 );
1174
1175 DEFINE_EVENT(transaction_restart_iter,  trans_restart_memory_allocation_failure,
1176         TP_PROTO(struct btree_trans *trans,
1177                  unsigned long caller_ip,
1178                  struct btree_path *path),
1179         TP_ARGS(trans, caller_ip, path)
1180 );
1181
1182 DEFINE_EVENT(transaction_event, trans_restart_would_deadlock,
1183         TP_PROTO(struct btree_trans *trans,
1184                  unsigned long caller_ip),
1185         TP_ARGS(trans, caller_ip)
1186 );
1187
1188 DEFINE_EVENT(transaction_event, trans_restart_would_deadlock_recursion_limit,
1189         TP_PROTO(struct btree_trans *trans,
1190                  unsigned long caller_ip),
1191         TP_ARGS(trans, caller_ip)
1192 );
1193
1194 TRACE_EVENT(trans_restart_would_deadlock_write,
1195         TP_PROTO(struct btree_trans *trans),
1196         TP_ARGS(trans),
1197
1198         TP_STRUCT__entry(
1199                 __array(char,                   trans_fn, 32    )
1200         ),
1201
1202         TP_fast_assign(
1203                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1204         ),
1205
1206         TP_printk("%s", __entry->trans_fn)
1207 );
1208
1209 TRACE_EVENT(trans_restart_mem_realloced,
1210         TP_PROTO(struct btree_trans *trans,
1211                  unsigned long caller_ip,
1212                  unsigned long bytes),
1213         TP_ARGS(trans, caller_ip, bytes),
1214
1215         TP_STRUCT__entry(
1216                 __array(char,                   trans_fn, 32    )
1217                 __field(unsigned long,          caller_ip       )
1218                 __field(unsigned long,          bytes           )
1219         ),
1220
1221         TP_fast_assign(
1222                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1223                 __entry->caller_ip      = caller_ip;
1224                 __entry->bytes          = bytes;
1225         ),
1226
1227         TP_printk("%s %pS bytes %lu",
1228                   __entry->trans_fn,
1229                   (void *) __entry->caller_ip,
1230                   __entry->bytes)
1231 );
1232
1233 TRACE_EVENT(trans_restart_key_cache_key_realloced,
1234         TP_PROTO(struct btree_trans *trans,
1235                  unsigned long caller_ip,
1236                  struct btree_path *path,
1237                  unsigned old_u64s,
1238                  unsigned new_u64s),
1239         TP_ARGS(trans, caller_ip, path, old_u64s, new_u64s),
1240
1241         TP_STRUCT__entry(
1242                 __array(char,                   trans_fn, 32    )
1243                 __field(unsigned long,          caller_ip       )
1244                 __field(enum btree_id,          btree_id        )
1245                 TRACE_BPOS_entries(pos)
1246                 __field(u32,                    old_u64s        )
1247                 __field(u32,                    new_u64s        )
1248         ),
1249
1250         TP_fast_assign(
1251                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1252                 __entry->caller_ip              = caller_ip;
1253
1254                 __entry->btree_id       = path->btree_id;
1255                 TRACE_BPOS_assign(pos, path->pos);
1256                 __entry->old_u64s       = old_u64s;
1257                 __entry->new_u64s       = new_u64s;
1258         ),
1259
1260         TP_printk("%s %pS btree %s pos %llu:%llu:%u old_u64s %u new_u64s %u",
1261                   __entry->trans_fn,
1262                   (void *) __entry->caller_ip,
1263                   bch2_btree_id_str(__entry->btree_id),
1264                   __entry->pos_inode,
1265                   __entry->pos_offset,
1266                   __entry->pos_snapshot,
1267                   __entry->old_u64s,
1268                   __entry->new_u64s)
1269 );
1270
1271 TRACE_EVENT(path_downgrade,
1272         TP_PROTO(struct btree_trans *trans,
1273                  unsigned long caller_ip,
1274                  struct btree_path *path,
1275                  unsigned old_locks_want),
1276         TP_ARGS(trans, caller_ip, path, old_locks_want),
1277
1278         TP_STRUCT__entry(
1279                 __array(char,                   trans_fn, 32    )
1280                 __field(unsigned long,          caller_ip       )
1281                 __field(unsigned,               old_locks_want  )
1282                 __field(unsigned,               new_locks_want  )
1283                 __field(unsigned,               btree           )
1284                 TRACE_BPOS_entries(pos)
1285         ),
1286
1287         TP_fast_assign(
1288                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1289                 __entry->caller_ip              = caller_ip;
1290                 __entry->old_locks_want         = old_locks_want;
1291                 __entry->new_locks_want         = path->locks_want;
1292                 __entry->btree                  = path->btree_id;
1293                 TRACE_BPOS_assign(pos, path->pos);
1294         ),
1295
1296         TP_printk("%s %pS locks_want %u -> %u %s %llu:%llu:%u",
1297                   __entry->trans_fn,
1298                   (void *) __entry->caller_ip,
1299                   __entry->old_locks_want,
1300                   __entry->new_locks_want,
1301                   bch2_btree_id_str(__entry->btree),
1302                   __entry->pos_inode,
1303                   __entry->pos_offset,
1304                   __entry->pos_snapshot)
1305 );
1306
1307 DEFINE_EVENT(transaction_event, trans_restart_write_buffer_flush,
1308         TP_PROTO(struct btree_trans *trans,
1309                  unsigned long caller_ip),
1310         TP_ARGS(trans, caller_ip)
1311 );
1312
1313 TRACE_EVENT(write_buffer_flush,
1314         TP_PROTO(struct btree_trans *trans, size_t nr, size_t skipped, size_t fast, size_t size),
1315         TP_ARGS(trans, nr, skipped, fast, size),
1316
1317         TP_STRUCT__entry(
1318                 __field(size_t,         nr              )
1319                 __field(size_t,         skipped         )
1320                 __field(size_t,         fast            )
1321                 __field(size_t,         size            )
1322         ),
1323
1324         TP_fast_assign(
1325                 __entry->nr     = nr;
1326                 __entry->skipped = skipped;
1327                 __entry->fast   = fast;
1328                 __entry->size   = size;
1329         ),
1330
1331         TP_printk("%zu/%zu skipped %zu fast %zu",
1332                   __entry->nr, __entry->size, __entry->skipped, __entry->fast)
1333 );
1334
1335 TRACE_EVENT(write_buffer_flush_sync,
1336         TP_PROTO(struct btree_trans *trans, unsigned long caller_ip),
1337         TP_ARGS(trans, caller_ip),
1338
1339         TP_STRUCT__entry(
1340                 __array(char,                   trans_fn, 32    )
1341                 __field(unsigned long,          caller_ip       )
1342         ),
1343
1344         TP_fast_assign(
1345                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1346                 __entry->caller_ip              = caller_ip;
1347         ),
1348
1349         TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
1350 );
1351
1352 TRACE_EVENT(write_buffer_flush_slowpath,
1353         TP_PROTO(struct btree_trans *trans, size_t slowpath, size_t total),
1354         TP_ARGS(trans, slowpath, total),
1355
1356         TP_STRUCT__entry(
1357                 __field(size_t,         slowpath        )
1358                 __field(size_t,         total           )
1359         ),
1360
1361         TP_fast_assign(
1362                 __entry->slowpath       = slowpath;
1363                 __entry->total          = total;
1364         ),
1365
1366         TP_printk("%zu/%zu", __entry->slowpath, __entry->total)
1367 );
1368
1369 #endif /* _TRACE_BCACHEFS_H */
1370
1371 /* This part must be outside protection */
1372 #undef TRACE_INCLUDE_PATH
1373 #define TRACE_INCLUDE_PATH ../../fs/bcachefs
1374
1375 #undef TRACE_INCLUDE_FILE
1376 #define TRACE_INCLUDE_FILE trace
1377
1378 #include <trace/define_trace.h>