fs/bcachefs/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\n%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(trans_str_nocaller,
  76         TP_PROTO(struct btree_trans *trans, const char *str),
  77         TP_ARGS(trans, str),
  78
  79         TP_STRUCT__entry(
  80                 __field(dev_t,          dev                     )
  81                 __array(char,           trans_fn, 32            )
  82                 __string(str,           str                     )
  83         ),
  84
  85         TP_fast_assign(
  86                 __entry->dev            = trans->c->dev;
  87                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
  88                 __assign_str(str, str);
  89         ),
  90
  91         TP_printk("%d,%d %s %s",
  92                   MAJOR(__entry->dev), MINOR(__entry->dev),
  93                   __entry->trans_fn, __get_str(str))
  94 );
  95
  96 DECLARE_EVENT_CLASS(btree_node_nofs,
  97         TP_PROTO(struct bch_fs *c, struct btree *b),
  98         TP_ARGS(c, b),
  99
 100         TP_STRUCT__entry(
 101                 __field(dev_t,          dev                     )
 102                 __field(u8,             level                   )
 103                 __field(u8,             btree_id                )
 104                 TRACE_BPOS_entries(pos)
 105         ),
 106
 107         TP_fast_assign(
 108                 __entry->dev            = c->dev;
 109                 __entry->level          = b->c.level;
 110                 __entry->btree_id       = b->c.btree_id;
 111                 TRACE_BPOS_assign(pos, b->key.k.p);
 112         ),
 113
 114         TP_printk("%d,%d %u %s %llu:%llu:%u",
 115                   MAJOR(__entry->dev), MINOR(__entry->dev),
 116                   __entry->level,
 117                   bch2_btree_id_str(__entry->btree_id),
 118                   __entry->pos_inode, __entry->pos_offset, __entry->pos_snapshot)
 119 );
 120
 121 DECLARE_EVENT_CLASS(btree_node,
 122         TP_PROTO(struct btree_trans *trans, struct btree *b),
 123         TP_ARGS(trans, b),
 124
 125         TP_STRUCT__entry(
 126                 __field(dev_t,          dev                     )
 127                 __array(char,           trans_fn, 32            )
 128                 __field(u8,             level                   )
 129                 __field(u8,             btree_id                )
 130                 TRACE_BPOS_entries(pos)
 131         ),
 132
 133         TP_fast_assign(
 134                 __entry->dev            = trans->c->dev;
 135                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 136                 __entry->level          = b->c.level;
 137                 __entry->btree_id       = b->c.btree_id;
 138                 TRACE_BPOS_assign(pos, b->key.k.p);
 139         ),
 140
 141         TP_printk("%d,%d %s %u %s %llu:%llu:%u",
 142                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->trans_fn,
 143                   __entry->level,
 144                   bch2_btree_id_str(__entry->btree_id),
 145                   __entry->pos_inode, __entry->pos_offset, __entry->pos_snapshot)
 146 );
 147
 148 DECLARE_EVENT_CLASS(bch_fs,
 149         TP_PROTO(struct bch_fs *c),
 150         TP_ARGS(c),
 151
 152         TP_STRUCT__entry(
 153                 __field(dev_t,          dev                     )
 154         ),
 155
 156         TP_fast_assign(
 157                 __entry->dev            = c->dev;
 158         ),
 159
 160         TP_printk("%d,%d", MAJOR(__entry->dev), MINOR(__entry->dev))
 161 );
 162
 163 DECLARE_EVENT_CLASS(btree_trans,
 164         TP_PROTO(struct btree_trans *trans),
 165         TP_ARGS(trans),
 166
 167         TP_STRUCT__entry(
 168                 __field(dev_t,          dev                     )
 169                 __array(char,           trans_fn, 32            )
 170         ),
 171
 172         TP_fast_assign(
 173                 __entry->dev            = trans->c->dev;
 174                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 175         ),
 176
 177         TP_printk("%d,%d %s", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->trans_fn)
 178 );
 179
 180 DECLARE_EVENT_CLASS(bio,
 181         TP_PROTO(struct bio *bio),
 182         TP_ARGS(bio),
 183
 184         TP_STRUCT__entry(
 185                 __field(dev_t,          dev                     )
 186                 __field(sector_t,       sector                  )
 187                 __field(unsigned int,   nr_sector               )
 188                 __array(char,           rwbs,   6               )
 189         ),
 190
 191         TP_fast_assign(
 192                 __entry->dev            = bio->bi_bdev ? bio_dev(bio) : 0;
 193                 __entry->sector         = bio->bi_iter.bi_sector;
 194                 __entry->nr_sector      = bio->bi_iter.bi_size >> 9;
 195                 blk_fill_rwbs(__entry->rwbs, bio->bi_opf);
 196         ),
 197
 198         TP_printk("%d,%d  %s %llu + %u",
 199                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs,
 200                   (unsigned long long)__entry->sector, __entry->nr_sector)
 201 );
 202
 203 /* super-io.c: */
 204 TRACE_EVENT(write_super,
 205         TP_PROTO(struct bch_fs *c, unsigned long ip),
 206         TP_ARGS(c, ip),
 207
 208         TP_STRUCT__entry(
 209                 __field(dev_t,          dev     )
 210                 __field(unsigned long,  ip      )
 211         ),
 212
 213         TP_fast_assign(
 214                 __entry->dev            = c->dev;
 215                 __entry->ip             = ip;
 216         ),
 217
 218         TP_printk("%d,%d for %pS",
 219                   MAJOR(__entry->dev), MINOR(__entry->dev),
 220                   (void *) __entry->ip)
 221 );
 222
 223 /* io.c: */
 224
 225 DEFINE_EVENT(bio, read_promote,
 226         TP_PROTO(struct bio *bio),
 227         TP_ARGS(bio)
 228 );
 229
 230 TRACE_EVENT(read_nopromote,
 231         TP_PROTO(struct bch_fs *c, int ret),
 232         TP_ARGS(c, ret),
 233
 234         TP_STRUCT__entry(
 235                 __field(dev_t,          dev             )
 236                 __array(char,           ret, 32         )
 237         ),
 238
 239         TP_fast_assign(
 240                 __entry->dev            = c->dev;
 241                 strscpy(__entry->ret, bch2_err_str(ret), sizeof(__entry->ret));
 242         ),
 243
 244         TP_printk("%d,%d ret %s",
 245                   MAJOR(__entry->dev), MINOR(__entry->dev),
 246                   __entry->ret)
 247 );
 248
 249 DEFINE_EVENT(bio, read_bounce,
 250         TP_PROTO(struct bio *bio),
 251         TP_ARGS(bio)
 252 );
 253
 254 DEFINE_EVENT(bio, read_split,
 255         TP_PROTO(struct bio *bio),
 256         TP_ARGS(bio)
 257 );
 258
 259 DEFINE_EVENT(bio, read_retry,
 260         TP_PROTO(struct bio *bio),
 261         TP_ARGS(bio)
 262 );
 263
 264 DEFINE_EVENT(bio, read_reuse_race,
 265         TP_PROTO(struct bio *bio),
 266         TP_ARGS(bio)
 267 );
 268
 269 /* Journal */
 270
 271 DEFINE_EVENT(bch_fs, journal_full,
 272         TP_PROTO(struct bch_fs *c),
 273         TP_ARGS(c)
 274 );
 275
 276 DEFINE_EVENT(fs_str, journal_entry_full,
 277         TP_PROTO(struct bch_fs *c, const char *str),
 278         TP_ARGS(c, str)
 279 );
 280
 281 DEFINE_EVENT(fs_str, journal_entry_close,
 282         TP_PROTO(struct bch_fs *c, const char *str),
 283         TP_ARGS(c, str)
 284 );
 285
 286 DEFINE_EVENT(bio, journal_write,
 287         TP_PROTO(struct bio *bio),
 288         TP_ARGS(bio)
 289 );
 290
 291 TRACE_EVENT(journal_reclaim_start,
 292         TP_PROTO(struct bch_fs *c, bool direct, bool kicked,
 293                  u64 min_nr, u64 min_key_cache,
 294                  u64 btree_cache_dirty, u64 btree_cache_total,
 295                  u64 btree_key_cache_dirty, u64 btree_key_cache_total),
 296         TP_ARGS(c, direct, kicked, min_nr, min_key_cache,
 297                 btree_cache_dirty, btree_cache_total,
 298                 btree_key_cache_dirty, btree_key_cache_total),
 299
 300         TP_STRUCT__entry(
 301                 __field(dev_t,          dev                     )
 302                 __field(bool,           direct                  )
 303                 __field(bool,           kicked                  )
 304                 __field(u64,            min_nr                  )
 305                 __field(u64,            min_key_cache           )
 306                 __field(u64,            btree_cache_dirty       )
 307                 __field(u64,            btree_cache_total       )
 308                 __field(u64,            btree_key_cache_dirty   )
 309                 __field(u64,            btree_key_cache_total   )
 310         ),
 311
 312         TP_fast_assign(
 313                 __entry->dev                    = c->dev;
 314                 __entry->direct                 = direct;
 315                 __entry->kicked                 = kicked;
 316                 __entry->min_nr                 = min_nr;
 317                 __entry->min_key_cache          = min_key_cache;
 318                 __entry->btree_cache_dirty      = btree_cache_dirty;
 319                 __entry->btree_cache_total      = btree_cache_total;
 320                 __entry->btree_key_cache_dirty  = btree_key_cache_dirty;
 321                 __entry->btree_key_cache_total  = btree_key_cache_total;
 322         ),
 323
 324         TP_printk("%d,%d direct %u kicked %u min %llu key cache %llu btree cache %llu/%llu key cache %llu/%llu",
 325                   MAJOR(__entry->dev), MINOR(__entry->dev),
 326                   __entry->direct,
 327                   __entry->kicked,
 328                   __entry->min_nr,
 329                   __entry->min_key_cache,
 330                   __entry->btree_cache_dirty,
 331                   __entry->btree_cache_total,
 332                   __entry->btree_key_cache_dirty,
 333                   __entry->btree_key_cache_total)
 334 );
 335
 336 TRACE_EVENT(journal_reclaim_finish,
 337         TP_PROTO(struct bch_fs *c, u64 nr_flushed),
 338         TP_ARGS(c, nr_flushed),
 339
 340         TP_STRUCT__entry(
 341                 __field(dev_t,          dev                     )
 342                 __field(u64,            nr_flushed              )
 343         ),
 344
 345         TP_fast_assign(
 346                 __entry->dev            = c->dev;
 347                 __entry->nr_flushed     = nr_flushed;
 348         ),
 349
 350         TP_printk("%d,%d flushed %llu",
 351                   MAJOR(__entry->dev), MINOR(__entry->dev),
 352                   __entry->nr_flushed)
 353 );
 354
 355 /* bset.c: */
 356
 357 DEFINE_EVENT(bpos, bkey_pack_pos_fail,
 358         TP_PROTO(const struct bpos *p),
 359         TP_ARGS(p)
 360 );
 361
 362 /* Btree cache: */
 363
 364 TRACE_EVENT(btree_cache_scan,
 365         TP_PROTO(long nr_to_scan, long can_free, long ret),
 366         TP_ARGS(nr_to_scan, can_free, ret),
 367
 368         TP_STRUCT__entry(
 369                 __field(long,   nr_to_scan              )
 370                 __field(long,   can_free                )
 371                 __field(long,   ret                     )
 372         ),
 373
 374         TP_fast_assign(
 375                 __entry->nr_to_scan     = nr_to_scan;
 376                 __entry->can_free       = can_free;
 377                 __entry->ret            = ret;
 378         ),
 379
 380         TP_printk("scanned for %li nodes, can free %li, ret %li",
 381                   __entry->nr_to_scan, __entry->can_free, __entry->ret)
 382 );
 383
 384 DEFINE_EVENT(btree_node_nofs, btree_cache_reap,
 385         TP_PROTO(struct bch_fs *c, struct btree *b),
 386         TP_ARGS(c, b)
 387 );
 388
 389 DEFINE_EVENT(btree_trans, btree_cache_cannibalize_lock_fail,
 390         TP_PROTO(struct btree_trans *trans),
 391         TP_ARGS(trans)
 392 );
 393
 394 DEFINE_EVENT(btree_trans, btree_cache_cannibalize_lock,
 395         TP_PROTO(struct btree_trans *trans),
 396         TP_ARGS(trans)
 397 );
 398
 399 DEFINE_EVENT(btree_trans, btree_cache_cannibalize,
 400         TP_PROTO(struct btree_trans *trans),
 401         TP_ARGS(trans)
 402 );
 403
 404 DEFINE_EVENT(btree_trans, btree_cache_cannibalize_unlock,
 405         TP_PROTO(struct btree_trans *trans),
 406         TP_ARGS(trans)
 407 );
 408
 409 /* Btree */
 410
 411 DEFINE_EVENT(btree_node, btree_node_read,
 412         TP_PROTO(struct btree_trans *trans, struct btree *b),
 413         TP_ARGS(trans, b)
 414 );
 415
 416 TRACE_EVENT(btree_node_write,
 417         TP_PROTO(struct btree *b, unsigned bytes, unsigned sectors),
 418         TP_ARGS(b, bytes, sectors),
 419
 420         TP_STRUCT__entry(
 421                 __field(enum btree_node_type,   type)
 422                 __field(unsigned,       bytes                   )
 423                 __field(unsigned,       sectors                 )
 424         ),
 425
 426         TP_fast_assign(
 427                 __entry->type   = btree_node_type(b);
 428                 __entry->bytes  = bytes;
 429                 __entry->sectors = sectors;
 430         ),
 431
 432         TP_printk("bkey type %u bytes %u sectors %u",
 433                   __entry->type , __entry->bytes, __entry->sectors)
 434 );
 435
 436 DEFINE_EVENT(btree_node, btree_node_alloc,
 437         TP_PROTO(struct btree_trans *trans, struct btree *b),
 438         TP_ARGS(trans, b)
 439 );
 440
 441 DEFINE_EVENT(btree_node, btree_node_free,
 442         TP_PROTO(struct btree_trans *trans, struct btree *b),
 443         TP_ARGS(trans, b)
 444 );
 445
 446 TRACE_EVENT(btree_reserve_get_fail,
 447         TP_PROTO(const char *trans_fn,
 448                  unsigned long caller_ip,
 449                  size_t required,
 450                  int ret),
 451         TP_ARGS(trans_fn, caller_ip, required, ret),
 452
 453         TP_STRUCT__entry(
 454                 __array(char,                   trans_fn, 32    )
 455                 __field(unsigned long,          caller_ip       )
 456                 __field(size_t,                 required        )
 457                 __array(char,                   ret, 32         )
 458         ),
 459
 460         TP_fast_assign(
 461                 strscpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
 462                 __entry->caller_ip      = caller_ip;
 463                 __entry->required       = required;
 464                 strscpy(__entry->ret, bch2_err_str(ret), sizeof(__entry->ret));
 465         ),
 466
 467         TP_printk("%s %pS required %zu ret %s",
 468                   __entry->trans_fn,
 469                   (void *) __entry->caller_ip,
 470                   __entry->required,
 471                   __entry->ret)
 472 );
 473
 474 DEFINE_EVENT(btree_node, btree_node_compact,
 475         TP_PROTO(struct btree_trans *trans, struct btree *b),
 476         TP_ARGS(trans, b)
 477 );
 478
 479 DEFINE_EVENT(btree_node, btree_node_merge,
 480         TP_PROTO(struct btree_trans *trans, struct btree *b),
 481         TP_ARGS(trans, b)
 482 );
 483
 484 DEFINE_EVENT(btree_node, btree_node_split,
 485         TP_PROTO(struct btree_trans *trans, struct btree *b),
 486         TP_ARGS(trans, b)
 487 );
 488
 489 DEFINE_EVENT(btree_node, btree_node_rewrite,
 490         TP_PROTO(struct btree_trans *trans, struct btree *b),
 491         TP_ARGS(trans, b)
 492 );
 493
 494 DEFINE_EVENT(btree_node, btree_node_set_root,
 495         TP_PROTO(struct btree_trans *trans, struct btree *b),
 496         TP_ARGS(trans, b)
 497 );
 498
 499 TRACE_EVENT(btree_path_relock_fail,
 500         TP_PROTO(struct btree_trans *trans,
 501                  unsigned long caller_ip,
 502                  struct btree_path *path,
 503                  unsigned level),
 504         TP_ARGS(trans, caller_ip, path, level),
 505
 506         TP_STRUCT__entry(
 507                 __array(char,                   trans_fn, 32    )
 508                 __field(unsigned long,          caller_ip       )
 509                 __field(u8,                     btree_id        )
 510                 __field(u8,                     level           )
 511                 TRACE_BPOS_entries(pos)
 512                 __array(char,                   node, 24        )
 513                 __field(u8,                     self_read_count )
 514                 __field(u8,                     self_intent_count)
 515                 __field(u8,                     read_count      )
 516                 __field(u8,                     intent_count    )
 517                 __field(u32,                    iter_lock_seq   )
 518                 __field(u32,                    node_lock_seq   )
 519         ),
 520
 521         TP_fast_assign(
 522                 struct btree *b = btree_path_node(path, level);
 523                 struct six_lock_count c;
 524
 525                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 526                 __entry->caller_ip              = caller_ip;
 527                 __entry->btree_id               = path->btree_id;
 528                 __entry->level                  = path->level;
 529                 TRACE_BPOS_assign(pos, path->pos);
 530
 531                 c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level);
 532                 __entry->self_read_count        = c.n[SIX_LOCK_read];
 533                 __entry->self_intent_count      = c.n[SIX_LOCK_intent];
 534
 535                 if (IS_ERR(b)) {
 536                         strscpy(__entry->node, bch2_err_str(PTR_ERR(b)), sizeof(__entry->node));
 537                 } else {
 538                         c = six_lock_counts(&path->l[level].b->c.lock);
 539                         __entry->read_count     = c.n[SIX_LOCK_read];
 540                         __entry->intent_count   = c.n[SIX_LOCK_intent];
 541                         scnprintf(__entry->node, sizeof(__entry->node), "%px", b);
 542                 }
 543                 __entry->iter_lock_seq          = path->l[level].lock_seq;
 544                 __entry->node_lock_seq          = is_btree_node(path, level)
 545                         ? six_lock_seq(&path->l[level].b->c.lock)
 546                         : 0;
 547         ),
 548
 549         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",
 550                   __entry->trans_fn,
 551                   (void *) __entry->caller_ip,
 552                   bch2_btree_id_str(__entry->btree_id),
 553                   __entry->pos_inode,
 554                   __entry->pos_offset,
 555                   __entry->pos_snapshot,
 556                   __entry->level,
 557                   __entry->node,
 558                   __entry->self_read_count,
 559                   __entry->self_intent_count,
 560                   __entry->read_count,
 561                   __entry->intent_count,
 562                   __entry->iter_lock_seq,
 563                   __entry->node_lock_seq)
 564 );
 565
 566 TRACE_EVENT(btree_path_upgrade_fail,
 567         TP_PROTO(struct btree_trans *trans,
 568                  unsigned long caller_ip,
 569                  struct btree_path *path,
 570                  unsigned level),
 571         TP_ARGS(trans, caller_ip, path, level),
 572
 573         TP_STRUCT__entry(
 574                 __array(char,                   trans_fn, 32    )
 575                 __field(unsigned long,          caller_ip       )
 576                 __field(u8,                     btree_id        )
 577                 __field(u8,                     level           )
 578                 TRACE_BPOS_entries(pos)
 579                 __field(u8,                     locked          )
 580                 __field(u8,                     self_read_count )
 581                 __field(u8,                     self_intent_count)
 582                 __field(u8,                     read_count      )
 583                 __field(u8,                     intent_count    )
 584                 __field(u32,                    iter_lock_seq   )
 585                 __field(u32,                    node_lock_seq   )
 586         ),
 587
 588         TP_fast_assign(
 589                 struct six_lock_count c;
 590
 591                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 592                 __entry->caller_ip              = caller_ip;
 593                 __entry->btree_id               = path->btree_id;
 594                 __entry->level                  = level;
 595                 TRACE_BPOS_assign(pos, path->pos);
 596                 __entry->locked                 = btree_node_locked(path, level);
 597
 598                 c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level),
 599                 __entry->self_read_count        = c.n[SIX_LOCK_read];
 600                 __entry->self_intent_count      = c.n[SIX_LOCK_intent];
 601                 c = six_lock_counts(&path->l[level].b->c.lock);
 602                 __entry->read_count             = c.n[SIX_LOCK_read];
 603                 __entry->intent_count           = c.n[SIX_LOCK_intent];
 604                 __entry->iter_lock_seq          = path->l[level].lock_seq;
 605                 __entry->node_lock_seq          = is_btree_node(path, level)
 606                         ? six_lock_seq(&path->l[level].b->c.lock)
 607                         : 0;
 608         ),
 609
 610         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",
 611                   __entry->trans_fn,
 612                   (void *) __entry->caller_ip,
 613                   bch2_btree_id_str(__entry->btree_id),
 614                   __entry->pos_inode,
 615                   __entry->pos_offset,
 616                   __entry->pos_snapshot,
 617                   __entry->level,
 618                   __entry->locked,
 619                   __entry->self_read_count,
 620                   __entry->self_intent_count,
 621                   __entry->read_count,
 622                   __entry->intent_count,
 623                   __entry->iter_lock_seq,
 624                   __entry->node_lock_seq)
 625 );
 626
 627 /* Garbage collection */
 628
 629 DEFINE_EVENT(bch_fs, gc_gens_start,
 630         TP_PROTO(struct bch_fs *c),
 631         TP_ARGS(c)
 632 );
 633
 634 DEFINE_EVENT(bch_fs, gc_gens_end,
 635         TP_PROTO(struct bch_fs *c),
 636         TP_ARGS(c)
 637 );
 638
 639 /* Allocator */
 640
 641 DEFINE_EVENT(fs_str, bucket_alloc,
 642         TP_PROTO(struct bch_fs *c, const char *str),
 643         TP_ARGS(c, str)
 644 );
 645
 646 DEFINE_EVENT(fs_str, bucket_alloc_fail,
 647         TP_PROTO(struct bch_fs *c, const char *str),
 648         TP_ARGS(c, str)
 649 );
 650
 651 TRACE_EVENT(discard_buckets,
 652         TP_PROTO(struct bch_fs *c, u64 seen, u64 open,
 653                  u64 need_journal_commit, u64 discarded, const char *err),
 654         TP_ARGS(c, seen, open, need_journal_commit, discarded, err),
 655
 656         TP_STRUCT__entry(
 657                 __field(dev_t,          dev                     )
 658                 __field(u64,            seen                    )
 659                 __field(u64,            open                    )
 660                 __field(u64,            need_journal_commit     )
 661                 __field(u64,            discarded               )
 662                 __array(char,           err,    16              )
 663         ),
 664
 665         TP_fast_assign(
 666                 __entry->dev                    = c->dev;
 667                 __entry->seen                   = seen;
 668                 __entry->open                   = open;
 669                 __entry->need_journal_commit    = need_journal_commit;
 670                 __entry->discarded              = discarded;
 671                 strscpy(__entry->err, err, sizeof(__entry->err));
 672         ),
 673
 674         TP_printk("%d%d seen %llu open %llu need_journal_commit %llu discarded %llu err %s",
 675                   MAJOR(__entry->dev), MINOR(__entry->dev),
 676                   __entry->seen,
 677                   __entry->open,
 678                   __entry->need_journal_commit,
 679                   __entry->discarded,
 680                   __entry->err)
 681 );
 682
 683 TRACE_EVENT(bucket_invalidate,
 684         TP_PROTO(struct bch_fs *c, unsigned dev, u64 bucket, u32 sectors),
 685         TP_ARGS(c, dev, bucket, sectors),
 686
 687         TP_STRUCT__entry(
 688                 __field(dev_t,          dev                     )
 689                 __field(u32,            dev_idx                 )
 690                 __field(u32,            sectors                 )
 691                 __field(u64,            bucket                  )
 692         ),
 693
 694         TP_fast_assign(
 695                 __entry->dev            = c->dev;
 696                 __entry->dev_idx        = dev;
 697                 __entry->sectors        = sectors;
 698                 __entry->bucket         = bucket;
 699         ),
 700
 701         TP_printk("%d:%d invalidated %u:%llu cached sectors %u",
 702                   MAJOR(__entry->dev), MINOR(__entry->dev),
 703                   __entry->dev_idx, __entry->bucket,
 704                   __entry->sectors)
 705 );
 706
 707 /* Moving IO */
 708
 709 TRACE_EVENT(bucket_evacuate,
 710         TP_PROTO(struct bch_fs *c, struct bpos *bucket),
 711         TP_ARGS(c, bucket),
 712
 713         TP_STRUCT__entry(
 714                 __field(dev_t,          dev                     )
 715                 __field(u32,            dev_idx                 )
 716                 __field(u64,            bucket                  )
 717         ),
 718
 719         TP_fast_assign(
 720                 __entry->dev            = c->dev;
 721                 __entry->dev_idx        = bucket->inode;
 722                 __entry->bucket         = bucket->offset;
 723         ),
 724
 725         TP_printk("%d:%d %u:%llu",
 726                   MAJOR(__entry->dev), MINOR(__entry->dev),
 727                   __entry->dev_idx, __entry->bucket)
 728 );
 729
 730 DEFINE_EVENT(fs_str, move_extent,
 731         TP_PROTO(struct bch_fs *c, const char *str),
 732         TP_ARGS(c, str)
 733 );
 734
 735 DEFINE_EVENT(fs_str, move_extent_read,
 736         TP_PROTO(struct bch_fs *c, const char *str),
 737         TP_ARGS(c, str)
 738 );
 739
 740 DEFINE_EVENT(fs_str, move_extent_write,
 741         TP_PROTO(struct bch_fs *c, const char *str),
 742         TP_ARGS(c, str)
 743 );
 744
 745 DEFINE_EVENT(fs_str, move_extent_finish,
 746         TP_PROTO(struct bch_fs *c, const char *str),
 747         TP_ARGS(c, str)
 748 );
 749
 750 DEFINE_EVENT(fs_str, move_extent_fail,
 751         TP_PROTO(struct bch_fs *c, const char *str),
 752         TP_ARGS(c, str)
 753 );
 754
 755 DEFINE_EVENT(fs_str, move_extent_start_fail,
 756         TP_PROTO(struct bch_fs *c, const char *str),
 757         TP_ARGS(c, str)
 758 );
 759
 760 TRACE_EVENT(move_data,
 761         TP_PROTO(struct bch_fs *c,
 762                  struct bch_move_stats *stats),
 763         TP_ARGS(c, stats),
 764
 765         TP_STRUCT__entry(
 766                 __field(dev_t,          dev             )
 767                 __field(u64,            keys_moved      )
 768                 __field(u64,            keys_raced      )
 769                 __field(u64,            sectors_seen    )
 770                 __field(u64,            sectors_moved   )
 771                 __field(u64,            sectors_raced   )
 772         ),
 773
 774         TP_fast_assign(
 775                 __entry->dev            = c->dev;
 776                 __entry->keys_moved     = atomic64_read(&stats->keys_moved);
 777                 __entry->keys_raced     = atomic64_read(&stats->keys_raced);
 778                 __entry->sectors_seen   = atomic64_read(&stats->sectors_seen);
 779                 __entry->sectors_moved  = atomic64_read(&stats->sectors_moved);
 780                 __entry->sectors_raced  = atomic64_read(&stats->sectors_raced);
 781         ),
 782
 783         TP_printk("%d,%d keys moved %llu raced %llu"
 784                   "sectors seen %llu moved %llu raced %llu",
 785                   MAJOR(__entry->dev), MINOR(__entry->dev),
 786                   __entry->keys_moved,
 787                   __entry->keys_raced,
 788                   __entry->sectors_seen,
 789                   __entry->sectors_moved,
 790                   __entry->sectors_raced)
 791 );
 792
 793 TRACE_EVENT(evacuate_bucket,
 794         TP_PROTO(struct bch_fs *c, struct bpos *bucket,
 795                  unsigned sectors, unsigned bucket_size,
 796                  u64 fragmentation, int ret),
 797         TP_ARGS(c, bucket, sectors, bucket_size, fragmentation, ret),
 798
 799         TP_STRUCT__entry(
 800                 __field(dev_t,          dev             )
 801                 __field(u64,            member          )
 802                 __field(u64,            bucket          )
 803                 __field(u32,            sectors         )
 804                 __field(u32,            bucket_size     )
 805                 __field(u64,            fragmentation   )
 806                 __field(int,            ret             )
 807         ),
 808
 809         TP_fast_assign(
 810                 __entry->dev                    = c->dev;
 811                 __entry->member                 = bucket->inode;
 812                 __entry->bucket                 = bucket->offset;
 813                 __entry->sectors                = sectors;
 814                 __entry->bucket_size            = bucket_size;
 815                 __entry->fragmentation          = fragmentation;
 816                 __entry->ret                    = ret;
 817         ),
 818
 819         TP_printk("%d,%d %llu:%llu sectors %u/%u fragmentation %llu ret %i",
 820                   MAJOR(__entry->dev), MINOR(__entry->dev),
 821                   __entry->member, __entry->bucket,
 822                   __entry->sectors, __entry->bucket_size,
 823                   __entry->fragmentation, __entry->ret)
 824 );
 825
 826 TRACE_EVENT(copygc,
 827         TP_PROTO(struct bch_fs *c,
 828                  u64 sectors_moved, u64 sectors_not_moved,
 829                  u64 buckets_moved, u64 buckets_not_moved),
 830         TP_ARGS(c,
 831                 sectors_moved, sectors_not_moved,
 832                 buckets_moved, buckets_not_moved),
 833
 834         TP_STRUCT__entry(
 835                 __field(dev_t,          dev                     )
 836                 __field(u64,            sectors_moved           )
 837                 __field(u64,            sectors_not_moved       )
 838                 __field(u64,            buckets_moved           )
 839                 __field(u64,            buckets_not_moved       )
 840         ),
 841
 842         TP_fast_assign(
 843                 __entry->dev                    = c->dev;
 844                 __entry->sectors_moved          = sectors_moved;
 845                 __entry->sectors_not_moved      = sectors_not_moved;
 846                 __entry->buckets_moved          = buckets_moved;
 847                 __entry->buckets_not_moved = buckets_moved;
 848         ),
 849
 850         TP_printk("%d,%d sectors moved %llu remain %llu buckets moved %llu remain %llu",
 851                   MAJOR(__entry->dev), MINOR(__entry->dev),
 852                   __entry->sectors_moved, __entry->sectors_not_moved,
 853                   __entry->buckets_moved, __entry->buckets_not_moved)
 854 );
 855
 856 TRACE_EVENT(copygc_wait,
 857         TP_PROTO(struct bch_fs *c,
 858                  u64 wait_amount, u64 until),
 859         TP_ARGS(c, wait_amount, until),
 860
 861         TP_STRUCT__entry(
 862                 __field(dev_t,          dev                     )
 863                 __field(u64,            wait_amount             )
 864                 __field(u64,            until                   )
 865         ),
 866
 867         TP_fast_assign(
 868                 __entry->dev            = c->dev;
 869                 __entry->wait_amount    = wait_amount;
 870                 __entry->until          = until;
 871         ),
 872
 873         TP_printk("%d,%u waiting for %llu sectors until %llu",
 874                   MAJOR(__entry->dev), MINOR(__entry->dev),
 875                   __entry->wait_amount, __entry->until)
 876 );
 877
 878 /* btree transactions: */
 879
 880 DECLARE_EVENT_CLASS(transaction_event,
 881         TP_PROTO(struct btree_trans *trans,
 882                  unsigned long caller_ip),
 883         TP_ARGS(trans, caller_ip),
 884
 885         TP_STRUCT__entry(
 886                 __array(char,                   trans_fn, 32    )
 887                 __field(unsigned long,          caller_ip       )
 888         ),
 889
 890         TP_fast_assign(
 891                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 892                 __entry->caller_ip              = caller_ip;
 893         ),
 894
 895         TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
 896 );
 897
 898 DEFINE_EVENT(transaction_event, transaction_commit,
 899         TP_PROTO(struct btree_trans *trans,
 900                  unsigned long caller_ip),
 901         TP_ARGS(trans, caller_ip)
 902 );
 903
 904 DEFINE_EVENT(transaction_event, trans_restart_injected,
 905         TP_PROTO(struct btree_trans *trans,
 906                  unsigned long caller_ip),
 907         TP_ARGS(trans, caller_ip)
 908 );
 909
 910 TRACE_EVENT(trans_restart_split_race,
 911         TP_PROTO(struct btree_trans *trans,
 912                  unsigned long caller_ip,
 913                  struct btree *b),
 914         TP_ARGS(trans, caller_ip, b),
 915
 916         TP_STRUCT__entry(
 917                 __array(char,                   trans_fn, 32    )
 918                 __field(unsigned long,          caller_ip       )
 919                 __field(u8,                     level           )
 920                 __field(u16,                    written         )
 921                 __field(u16,                    blocks          )
 922                 __field(u16,                    u64s_remaining  )
 923         ),
 924
 925         TP_fast_assign(
 926                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 927                 __entry->caller_ip              = caller_ip;
 928                 __entry->level          = b->c.level;
 929                 __entry->written        = b->written;
 930                 __entry->blocks         = btree_blocks(trans->c);
 931                 __entry->u64s_remaining = bch2_btree_keys_u64s_remaining(b);
 932         ),
 933
 934         TP_printk("%s %pS l=%u written %u/%u u64s remaining %u",
 935                   __entry->trans_fn, (void *) __entry->caller_ip,
 936                   __entry->level,
 937                   __entry->written, __entry->blocks,
 938                   __entry->u64s_remaining)
 939 );
 940
 941 DEFINE_EVENT(transaction_event, trans_blocked_journal_reclaim,
 942         TP_PROTO(struct btree_trans *trans,
 943                  unsigned long caller_ip),
 944         TP_ARGS(trans, caller_ip)
 945 );
 946
 947 TRACE_EVENT(trans_restart_journal_preres_get,
 948         TP_PROTO(struct btree_trans *trans,
 949                  unsigned long caller_ip,
 950                  unsigned flags),
 951         TP_ARGS(trans, caller_ip, flags),
 952
 953         TP_STRUCT__entry(
 954                 __array(char,                   trans_fn, 32    )
 955                 __field(unsigned long,          caller_ip       )
 956                 __field(unsigned,               flags           )
 957         ),
 958
 959         TP_fast_assign(
 960                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 961                 __entry->caller_ip              = caller_ip;
 962                 __entry->flags                  = flags;
 963         ),
 964
 965         TP_printk("%s %pS %x", __entry->trans_fn,
 966                   (void *) __entry->caller_ip,
 967                   __entry->flags)
 968 );
 969
 970 DEFINE_EVENT(transaction_event, trans_restart_fault_inject,
 971         TP_PROTO(struct btree_trans *trans,
 972                  unsigned long caller_ip),
 973         TP_ARGS(trans, caller_ip)
 974 );
 975
 976 DEFINE_EVENT(transaction_event, trans_traverse_all,
 977         TP_PROTO(struct btree_trans *trans,
 978                  unsigned long caller_ip),
 979         TP_ARGS(trans, caller_ip)
 980 );
 981
 982 DEFINE_EVENT(transaction_event, trans_restart_key_cache_raced,
 983         TP_PROTO(struct btree_trans *trans,
 984                  unsigned long caller_ip),
 985         TP_ARGS(trans, caller_ip)
 986 );
 987
 988 DEFINE_EVENT(trans_str, trans_restart_too_many_iters,
 989         TP_PROTO(struct btree_trans *trans,
 990                  unsigned long caller_ip,
 991                  const char *paths),
 992         TP_ARGS(trans, caller_ip, paths)
 993 );
 994
 995 DECLARE_EVENT_CLASS(transaction_restart_iter,
 996         TP_PROTO(struct btree_trans *trans,
 997                  unsigned long caller_ip,
 998                  struct btree_path *path),
 999         TP_ARGS(trans, caller_ip, path),
1000
1001         TP_STRUCT__entry(
1002                 __array(char,                   trans_fn, 32    )
1003                 __field(unsigned long,          caller_ip       )
1004                 __field(u8,                     btree_id        )
1005                 TRACE_BPOS_entries(pos)
1006         ),
1007
1008         TP_fast_assign(
1009                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1010                 __entry->caller_ip              = caller_ip;
1011                 __entry->btree_id               = path->btree_id;
1012                 TRACE_BPOS_assign(pos, path->pos)
1013         ),
1014
1015         TP_printk("%s %pS btree %s pos %llu:%llu:%u",
1016                   __entry->trans_fn,
1017                   (void *) __entry->caller_ip,
1018                   bch2_btree_id_str(__entry->btree_id),
1019                   __entry->pos_inode,
1020                   __entry->pos_offset,
1021                   __entry->pos_snapshot)
1022 );
1023
1024 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_reused,
1025         TP_PROTO(struct btree_trans *trans,
1026                  unsigned long caller_ip,
1027                  struct btree_path *path),
1028         TP_ARGS(trans, caller_ip, path)
1029 );
1030
1031 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_split,
1032         TP_PROTO(struct btree_trans *trans,
1033                  unsigned long caller_ip,
1034                  struct btree_path *path),
1035         TP_ARGS(trans, caller_ip, path)
1036 );
1037
1038 TRACE_EVENT(trans_restart_upgrade,
1039         TP_PROTO(struct btree_trans *trans,
1040                  unsigned long caller_ip,
1041                  struct btree_path *path,
1042                  unsigned old_locks_want,
1043                  unsigned new_locks_want,
1044                  struct get_locks_fail *f),
1045         TP_ARGS(trans, caller_ip, path, old_locks_want, new_locks_want, f),
1046
1047         TP_STRUCT__entry(
1048                 __array(char,                   trans_fn, 32    )
1049                 __field(unsigned long,          caller_ip       )
1050                 __field(u8,                     btree_id        )
1051                 __field(u8,                     old_locks_want  )
1052                 __field(u8,                     new_locks_want  )
1053                 __field(u8,                     level           )
1054                 __field(u32,                    path_seq        )
1055                 __field(u32,                    node_seq        )
1056                 TRACE_BPOS_entries(pos)
1057         ),
1058
1059         TP_fast_assign(
1060                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1061                 __entry->caller_ip              = caller_ip;
1062                 __entry->btree_id               = path->btree_id;
1063                 __entry->old_locks_want         = old_locks_want;
1064                 __entry->new_locks_want         = new_locks_want;
1065                 __entry->level                  = f->l;
1066                 __entry->path_seq               = path->l[f->l].lock_seq;
1067                 __entry->node_seq               = IS_ERR_OR_NULL(f->b) ? 0 : f->b->c.lock.seq;
1068                 TRACE_BPOS_assign(pos, path->pos)
1069         ),
1070
1071         TP_printk("%s %pS btree %s pos %llu:%llu:%u locks_want %u -> %u level %u path seq %u node seq %u",
1072                   __entry->trans_fn,
1073                   (void *) __entry->caller_ip,
1074                   bch2_btree_id_str(__entry->btree_id),
1075                   __entry->pos_inode,
1076                   __entry->pos_offset,
1077                   __entry->pos_snapshot,
1078                   __entry->old_locks_want,
1079                   __entry->new_locks_want,
1080                   __entry->level,
1081                   __entry->path_seq,
1082                   __entry->node_seq)
1083 );
1084
1085 DEFINE_EVENT(trans_str, trans_restart_relock,
1086         TP_PROTO(struct btree_trans *trans, unsigned long caller_ip, const char *str),
1087         TP_ARGS(trans, caller_ip, str)
1088 );
1089
1090 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_next_node,
1091         TP_PROTO(struct btree_trans *trans,
1092                  unsigned long caller_ip,
1093                  struct btree_path *path),
1094         TP_ARGS(trans, caller_ip, path)
1095 );
1096
1097 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_parent_for_fill,
1098         TP_PROTO(struct btree_trans *trans,
1099                  unsigned long caller_ip,
1100                  struct btree_path *path),
1101         TP_ARGS(trans, caller_ip, path)
1102 );
1103
1104 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_after_fill,
1105         TP_PROTO(struct btree_trans *trans,
1106                  unsigned long caller_ip,
1107                  struct btree_path *path),
1108         TP_ARGS(trans, caller_ip, path)
1109 );
1110
1111 DEFINE_EVENT(transaction_event, trans_restart_key_cache_upgrade,
1112         TP_PROTO(struct btree_trans *trans,
1113                  unsigned long caller_ip),
1114         TP_ARGS(trans, caller_ip)
1115 );
1116
1117 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_key_cache_fill,
1118         TP_PROTO(struct btree_trans *trans,
1119                  unsigned long caller_ip,
1120                  struct btree_path *path),
1121         TP_ARGS(trans, caller_ip, path)
1122 );
1123
1124 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_path,
1125         TP_PROTO(struct btree_trans *trans,
1126                  unsigned long caller_ip,
1127                  struct btree_path *path),
1128         TP_ARGS(trans, caller_ip, path)
1129 );
1130
1131 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_path_intent,
1132         TP_PROTO(struct btree_trans *trans,
1133                  unsigned long caller_ip,
1134                  struct btree_path *path),
1135         TP_ARGS(trans, caller_ip, path)
1136 );
1137
1138 DEFINE_EVENT(transaction_restart_iter,  trans_restart_traverse,
1139         TP_PROTO(struct btree_trans *trans,
1140                  unsigned long caller_ip,
1141                  struct btree_path *path),
1142         TP_ARGS(trans, caller_ip, path)
1143 );
1144
1145 DEFINE_EVENT(transaction_restart_iter,  trans_restart_memory_allocation_failure,
1146         TP_PROTO(struct btree_trans *trans,
1147                  unsigned long caller_ip,
1148                  struct btree_path *path),
1149         TP_ARGS(trans, caller_ip, path)
1150 );
1151
1152 DEFINE_EVENT(trans_str_nocaller, trans_restart_would_deadlock,
1153         TP_PROTO(struct btree_trans *trans,
1154                  const char *cycle),
1155         TP_ARGS(trans, cycle)
1156 );
1157
1158 DEFINE_EVENT(transaction_event, trans_restart_would_deadlock_recursion_limit,
1159         TP_PROTO(struct btree_trans *trans,
1160                  unsigned long caller_ip),
1161         TP_ARGS(trans, caller_ip)
1162 );
1163
1164 TRACE_EVENT(trans_restart_would_deadlock_write,
1165         TP_PROTO(struct btree_trans *trans),
1166         TP_ARGS(trans),
1167
1168         TP_STRUCT__entry(
1169                 __array(char,                   trans_fn, 32    )
1170         ),
1171
1172         TP_fast_assign(
1173                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1174         ),
1175
1176         TP_printk("%s", __entry->trans_fn)
1177 );
1178
1179 TRACE_EVENT(trans_restart_mem_realloced,
1180         TP_PROTO(struct btree_trans *trans,
1181                  unsigned long caller_ip,
1182                  unsigned long bytes),
1183         TP_ARGS(trans, caller_ip, bytes),
1184
1185         TP_STRUCT__entry(
1186                 __array(char,                   trans_fn, 32    )
1187                 __field(unsigned long,          caller_ip       )
1188                 __field(unsigned long,          bytes           )
1189         ),
1190
1191         TP_fast_assign(
1192                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1193                 __entry->caller_ip      = caller_ip;
1194                 __entry->bytes          = bytes;
1195         ),
1196
1197         TP_printk("%s %pS bytes %lu",
1198                   __entry->trans_fn,
1199                   (void *) __entry->caller_ip,
1200                   __entry->bytes)
1201 );
1202
1203 TRACE_EVENT(trans_restart_key_cache_key_realloced,
1204         TP_PROTO(struct btree_trans *trans,
1205                  unsigned long caller_ip,
1206                  struct btree_path *path,
1207                  unsigned old_u64s,
1208                  unsigned new_u64s),
1209         TP_ARGS(trans, caller_ip, path, old_u64s, new_u64s),
1210
1211         TP_STRUCT__entry(
1212                 __array(char,                   trans_fn, 32    )
1213                 __field(unsigned long,          caller_ip       )
1214                 __field(enum btree_id,          btree_id        )
1215                 TRACE_BPOS_entries(pos)
1216                 __field(u32,                    old_u64s        )
1217                 __field(u32,                    new_u64s        )
1218         ),
1219
1220         TP_fast_assign(
1221                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1222                 __entry->caller_ip              = caller_ip;
1223
1224                 __entry->btree_id       = path->btree_id;
1225                 TRACE_BPOS_assign(pos, path->pos);
1226                 __entry->old_u64s       = old_u64s;
1227                 __entry->new_u64s       = new_u64s;
1228         ),
1229
1230         TP_printk("%s %pS btree %s pos %llu:%llu:%u old_u64s %u new_u64s %u",
1231                   __entry->trans_fn,
1232                   (void *) __entry->caller_ip,
1233                   bch2_btree_id_str(__entry->btree_id),
1234                   __entry->pos_inode,
1235                   __entry->pos_offset,
1236                   __entry->pos_snapshot,
1237                   __entry->old_u64s,
1238                   __entry->new_u64s)
1239 );
1240
1241 TRACE_EVENT(path_downgrade,
1242         TP_PROTO(struct btree_trans *trans,
1243                  unsigned long caller_ip,
1244                  struct btree_path *path,
1245                  unsigned old_locks_want),
1246         TP_ARGS(trans, caller_ip, path, old_locks_want),
1247
1248         TP_STRUCT__entry(
1249                 __array(char,                   trans_fn, 32    )
1250                 __field(unsigned long,          caller_ip       )
1251                 __field(unsigned,               old_locks_want  )
1252                 __field(unsigned,               new_locks_want  )
1253                 __field(unsigned,               btree           )
1254                 TRACE_BPOS_entries(pos)
1255         ),
1256
1257         TP_fast_assign(
1258                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1259                 __entry->caller_ip              = caller_ip;
1260                 __entry->old_locks_want         = old_locks_want;
1261                 __entry->new_locks_want         = path->locks_want;
1262                 __entry->btree                  = path->btree_id;
1263                 TRACE_BPOS_assign(pos, path->pos);
1264         ),
1265
1266         TP_printk("%s %pS locks_want %u -> %u %s %llu:%llu:%u",
1267                   __entry->trans_fn,
1268                   (void *) __entry->caller_ip,
1269                   __entry->old_locks_want,
1270                   __entry->new_locks_want,
1271                   bch2_btree_id_str(__entry->btree),
1272                   __entry->pos_inode,
1273                   __entry->pos_offset,
1274                   __entry->pos_snapshot)
1275 );
1276
1277 DEFINE_EVENT(transaction_event, trans_restart_write_buffer_flush,
1278         TP_PROTO(struct btree_trans *trans,
1279                  unsigned long caller_ip),
1280         TP_ARGS(trans, caller_ip)
1281 );
1282
1283 TRACE_EVENT(write_buffer_flush,
1284         TP_PROTO(struct btree_trans *trans, size_t nr, size_t skipped, size_t fast, size_t size),
1285         TP_ARGS(trans, nr, skipped, fast, size),
1286
1287         TP_STRUCT__entry(
1288                 __field(size_t,         nr              )
1289                 __field(size_t,         skipped         )
1290                 __field(size_t,         fast            )
1291                 __field(size_t,         size            )
1292         ),
1293
1294         TP_fast_assign(
1295                 __entry->nr     = nr;
1296                 __entry->skipped = skipped;
1297                 __entry->fast   = fast;
1298                 __entry->size   = size;
1299         ),
1300
1301         TP_printk("%zu/%zu skipped %zu fast %zu",
1302                   __entry->nr, __entry->size, __entry->skipped, __entry->fast)
1303 );
1304
1305 TRACE_EVENT(write_buffer_flush_sync,
1306         TP_PROTO(struct btree_trans *trans, unsigned long caller_ip),
1307         TP_ARGS(trans, caller_ip),
1308
1309         TP_STRUCT__entry(
1310                 __array(char,                   trans_fn, 32    )
1311                 __field(unsigned long,          caller_ip       )
1312         ),
1313
1314         TP_fast_assign(
1315                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1316                 __entry->caller_ip              = caller_ip;
1317         ),
1318
1319         TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
1320 );
1321
1322 TRACE_EVENT(write_buffer_flush_slowpath,
1323         TP_PROTO(struct btree_trans *trans, size_t slowpath, size_t total),
1324         TP_ARGS(trans, slowpath, total),
1325
1326         TP_STRUCT__entry(
1327                 __field(size_t,         slowpath        )
1328                 __field(size_t,         total           )
1329         ),
1330
1331         TP_fast_assign(
1332                 __entry->slowpath       = slowpath;
1333                 __entry->total          = total;
1334         ),
1335
1336         TP_printk("%zu/%zu", __entry->slowpath, __entry->total)
1337 );
1338
1339 DEFINE_EVENT(fs_str, rebalance_extent,
1340         TP_PROTO(struct bch_fs *c, const char *str),
1341         TP_ARGS(c, str)
1342 );
1343
1344 DEFINE_EVENT(fs_str, data_update,
1345         TP_PROTO(struct bch_fs *c, const char *str),
1346         TP_ARGS(c, str)
1347 );
1348
1349 TRACE_EVENT(error_downcast,
1350         TP_PROTO(int bch_err, int std_err, unsigned long ip),
1351         TP_ARGS(bch_err, std_err, ip),
1352
1353         TP_STRUCT__entry(
1354                 __array(char,           bch_err, 32             )
1355                 __array(char,           std_err, 32             )
1356                 __array(char,           ip, 32                  )
1357         ),
1358
1359         TP_fast_assign(
1360                 strscpy(__entry->bch_err, bch2_err_str(bch_err), sizeof(__entry->bch_err));
1361                 strscpy(__entry->std_err, bch2_err_str(std_err), sizeof(__entry->std_err));
1362                 snprintf(__entry->ip, sizeof(__entry->ip), "%ps", (void *) ip);
1363         ),
1364
1365         TP_printk("%s -> %s %s", __entry->bch_err, __entry->std_err, __entry->ip)
1366 );
1367
1368 #endif /* _TRACE_BCACHEFS_H */
1369
1370 /* This part must be outside protection */
1371 #undef TRACE_INCLUDE_PATH
1372 #define TRACE_INCLUDE_PATH ../../fs/bcachefs
1373
1374 #undef TRACE_INCLUDE_FILE
1375 #define TRACE_INCLUDE_FILE trace
1376
1377 #include <trace/define_trace.h>