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

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM bcachefs
   4
   5 #if !defined(_TRACE_BCACHEFS_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_BCACHEFS_H
   7
   8 #include <linux/tracepoint.h>
   9
  10 #define TRACE_BPOS_entries(name)                                \
  11         __field(u64,                    name##_inode    )       \
  12         __field(u64,                    name##_offset   )       \
  13         __field(u32,                    name##_snapshot )
  14
  15 #define TRACE_BPOS_assign(dst, src)                             \
  16         __entry->dst##_inode            = (src).inode;          \
  17         __entry->dst##_offset           = (src).offset;         \
  18         __entry->dst##_snapshot         = (src).snapshot
  19
  20 DECLARE_EVENT_CLASS(bpos,
  21         TP_PROTO(const struct bpos *p),
  22         TP_ARGS(p),
  23
  24         TP_STRUCT__entry(
  25                 TRACE_BPOS_entries(p)
  26         ),
  27
  28         TP_fast_assign(
  29                 TRACE_BPOS_assign(p, *p);
  30         ),
  31
  32         TP_printk("%llu:%llu:%u", __entry->p_inode, __entry->p_offset, __entry->p_snapshot)
  33 );
  34
  35 DECLARE_EVENT_CLASS(fs_str,
  36         TP_PROTO(struct bch_fs *c, const char *str),
  37         TP_ARGS(c, str),
  38
  39         TP_STRUCT__entry(
  40                 __field(dev_t,          dev                     )
  41                 __string(str,           str                     )
  42         ),
  43
  44         TP_fast_assign(
  45                 __entry->dev            = c->dev;
  46                 __assign_str(str, str);
  47         ),
  48
  49         TP_printk("%d,%d %s", MAJOR(__entry->dev), MINOR(__entry->dev), __get_str(str))
  50 );
  51
  52 DECLARE_EVENT_CLASS(trans_str,
  53         TP_PROTO(struct btree_trans *trans, unsigned long caller_ip, const char *str),
  54         TP_ARGS(trans, caller_ip, str),
  55
  56         TP_STRUCT__entry(
  57                 __field(dev_t,          dev                     )
  58                 __array(char,           trans_fn, 32            )
  59                 __field(unsigned long,  caller_ip               )
  60                 __string(str,           str                     )
  61         ),
  62
  63         TP_fast_assign(
  64                 __entry->dev            = trans->c->dev;
  65                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
  66                 __entry->caller_ip              = caller_ip;
  67                 __assign_str(str, str);
  68         ),
  69
  70         TP_printk("%d,%d %s %pS %s",
  71                   MAJOR(__entry->dev), MINOR(__entry->dev),
  72                   __entry->trans_fn, (void *) __entry->caller_ip, __get_str(str))
  73 );
  74
  75 DECLARE_EVENT_CLASS(btree_node_nofs,
  76         TP_PROTO(struct bch_fs *c, struct btree *b),
  77         TP_ARGS(c, b),
  78
  79         TP_STRUCT__entry(
  80                 __field(dev_t,          dev                     )
  81                 __field(u8,             level                   )
  82                 __field(u8,             btree_id                )
  83                 TRACE_BPOS_entries(pos)
  84         ),
  85
  86         TP_fast_assign(
  87                 __entry->dev            = c->dev;
  88                 __entry->level          = b->c.level;
  89                 __entry->btree_id       = b->c.btree_id;
  90                 TRACE_BPOS_assign(pos, b->key.k.p);
  91         ),
  92
  93         TP_printk("%d,%d %u %s %llu:%llu:%u",
  94                   MAJOR(__entry->dev), MINOR(__entry->dev),
  95                   __entry->level,
  96                   bch2_btree_id_str(__entry->btree_id),
  97                   __entry->pos_inode, __entry->pos_offset, __entry->pos_snapshot)
  98 );
  99
 100 DECLARE_EVENT_CLASS(btree_node,
 101         TP_PROTO(struct btree_trans *trans, struct btree *b),
 102         TP_ARGS(trans, b),
 103
 104         TP_STRUCT__entry(
 105                 __field(dev_t,          dev                     )
 106                 __array(char,           trans_fn, 32            )
 107                 __field(u8,             level                   )
 108                 __field(u8,             btree_id                )
 109                 TRACE_BPOS_entries(pos)
 110         ),
 111
 112         TP_fast_assign(
 113                 __entry->dev            = trans->c->dev;
 114                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 115                 __entry->level          = b->c.level;
 116                 __entry->btree_id       = b->c.btree_id;
 117                 TRACE_BPOS_assign(pos, b->key.k.p);
 118         ),
 119
 120         TP_printk("%d,%d %s %u %s %llu:%llu:%u",
 121                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->trans_fn,
 122                   __entry->level,
 123                   bch2_btree_id_str(__entry->btree_id),
 124                   __entry->pos_inode, __entry->pos_offset, __entry->pos_snapshot)
 125 );
 126
 127 DECLARE_EVENT_CLASS(bch_fs,
 128         TP_PROTO(struct bch_fs *c),
 129         TP_ARGS(c),
 130
 131         TP_STRUCT__entry(
 132                 __field(dev_t,          dev                     )
 133         ),
 134
 135         TP_fast_assign(
 136                 __entry->dev            = c->dev;
 137         ),
 138
 139         TP_printk("%d,%d", MAJOR(__entry->dev), MINOR(__entry->dev))
 140 );
 141
 142 DECLARE_EVENT_CLASS(btree_trans,
 143         TP_PROTO(struct btree_trans *trans),
 144         TP_ARGS(trans),
 145
 146         TP_STRUCT__entry(
 147                 __field(dev_t,          dev                     )
 148                 __array(char,           trans_fn, 32            )
 149         ),
 150
 151         TP_fast_assign(
 152                 __entry->dev            = trans->c->dev;
 153                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 154         ),
 155
 156         TP_printk("%d,%d %s", MAJOR(__entry->dev), MINOR(__entry->dev), __entry->trans_fn)
 157 );
 158
 159 DECLARE_EVENT_CLASS(bio,
 160         TP_PROTO(struct bio *bio),
 161         TP_ARGS(bio),
 162
 163         TP_STRUCT__entry(
 164                 __field(dev_t,          dev                     )
 165                 __field(sector_t,       sector                  )
 166                 __field(unsigned int,   nr_sector               )
 167                 __array(char,           rwbs,   6               )
 168         ),
 169
 170         TP_fast_assign(
 171                 __entry->dev            = bio->bi_bdev ? bio_dev(bio) : 0;
 172                 __entry->sector         = bio->bi_iter.bi_sector;
 173                 __entry->nr_sector      = bio->bi_iter.bi_size >> 9;
 174                 blk_fill_rwbs(__entry->rwbs, bio->bi_opf);
 175         ),
 176
 177         TP_printk("%d,%d  %s %llu + %u",
 178                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs,
 179                   (unsigned long long)__entry->sector, __entry->nr_sector)
 180 );
 181
 182 /* super-io.c: */
 183 TRACE_EVENT(write_super,
 184         TP_PROTO(struct bch_fs *c, unsigned long ip),
 185         TP_ARGS(c, ip),
 186
 187         TP_STRUCT__entry(
 188                 __field(dev_t,          dev     )
 189                 __field(unsigned long,  ip      )
 190         ),
 191
 192         TP_fast_assign(
 193                 __entry->dev            = c->dev;
 194                 __entry->ip             = ip;
 195         ),
 196
 197         TP_printk("%d,%d for %pS",
 198                   MAJOR(__entry->dev), MINOR(__entry->dev),
 199                   (void *) __entry->ip)
 200 );
 201
 202 /* io.c: */
 203
 204 DEFINE_EVENT(bio, read_promote,
 205         TP_PROTO(struct bio *bio),
 206         TP_ARGS(bio)
 207 );
 208
 209 TRACE_EVENT(read_nopromote,
 210         TP_PROTO(struct bch_fs *c, int ret),
 211         TP_ARGS(c, ret),
 212
 213         TP_STRUCT__entry(
 214                 __field(dev_t,          dev             )
 215                 __array(char,           ret, 32         )
 216         ),
 217
 218         TP_fast_assign(
 219                 __entry->dev            = c->dev;
 220                 strscpy(__entry->ret, bch2_err_str(ret), sizeof(__entry->ret));
 221         ),
 222
 223         TP_printk("%d,%d ret %s",
 224                   MAJOR(__entry->dev), MINOR(__entry->dev),
 225                   __entry->ret)
 226 );
 227
 228 DEFINE_EVENT(bio, read_bounce,
 229         TP_PROTO(struct bio *bio),
 230         TP_ARGS(bio)
 231 );
 232
 233 DEFINE_EVENT(bio, read_split,
 234         TP_PROTO(struct bio *bio),
 235         TP_ARGS(bio)
 236 );
 237
 238 DEFINE_EVENT(bio, read_retry,
 239         TP_PROTO(struct bio *bio),
 240         TP_ARGS(bio)
 241 );
 242
 243 DEFINE_EVENT(bio, read_reuse_race,
 244         TP_PROTO(struct bio *bio),
 245         TP_ARGS(bio)
 246 );
 247
 248 /* Journal */
 249
 250 DEFINE_EVENT(bch_fs, journal_full,
 251         TP_PROTO(struct bch_fs *c),
 252         TP_ARGS(c)
 253 );
 254
 255 DEFINE_EVENT(bch_fs, journal_entry_full,
 256         TP_PROTO(struct bch_fs *c),
 257         TP_ARGS(c)
 258 );
 259
 260 TRACE_EVENT(journal_entry_close,
 261         TP_PROTO(struct bch_fs *c, unsigned bytes),
 262         TP_ARGS(c, bytes),
 263
 264         TP_STRUCT__entry(
 265                 __field(dev_t,          dev                     )
 266                 __field(u32,            bytes                   )
 267         ),
 268
 269         TP_fast_assign(
 270                 __entry->dev                    = c->dev;
 271                 __entry->bytes                  = bytes;
 272         ),
 273
 274         TP_printk("%d,%d entry bytes %u",
 275                   MAJOR(__entry->dev), MINOR(__entry->dev),
 276                   __entry->bytes)
 277 );
 278
 279 DEFINE_EVENT(bio, journal_write,
 280         TP_PROTO(struct bio *bio),
 281         TP_ARGS(bio)
 282 );
 283
 284 TRACE_EVENT(journal_reclaim_start,
 285         TP_PROTO(struct bch_fs *c, bool direct, bool kicked,
 286                  u64 min_nr, u64 min_key_cache,
 287                  u64 btree_cache_dirty, u64 btree_cache_total,
 288                  u64 btree_key_cache_dirty, u64 btree_key_cache_total),
 289         TP_ARGS(c, direct, kicked, min_nr, min_key_cache,
 290                 btree_cache_dirty, btree_cache_total,
 291                 btree_key_cache_dirty, btree_key_cache_total),
 292
 293         TP_STRUCT__entry(
 294                 __field(dev_t,          dev                     )
 295                 __field(bool,           direct                  )
 296                 __field(bool,           kicked                  )
 297                 __field(u64,            min_nr                  )
 298                 __field(u64,            min_key_cache           )
 299                 __field(u64,            btree_cache_dirty       )
 300                 __field(u64,            btree_cache_total       )
 301                 __field(u64,            btree_key_cache_dirty   )
 302                 __field(u64,            btree_key_cache_total   )
 303         ),
 304
 305         TP_fast_assign(
 306                 __entry->dev                    = c->dev;
 307                 __entry->direct                 = direct;
 308                 __entry->kicked                 = kicked;
 309                 __entry->min_nr                 = min_nr;
 310                 __entry->min_key_cache          = min_key_cache;
 311                 __entry->btree_cache_dirty      = btree_cache_dirty;
 312                 __entry->btree_cache_total      = btree_cache_total;
 313                 __entry->btree_key_cache_dirty  = btree_key_cache_dirty;
 314                 __entry->btree_key_cache_total  = btree_key_cache_total;
 315         ),
 316
 317         TP_printk("%d,%d direct %u kicked %u min %llu key cache %llu btree cache %llu/%llu key cache %llu/%llu",
 318                   MAJOR(__entry->dev), MINOR(__entry->dev),
 319                   __entry->direct,
 320                   __entry->kicked,
 321                   __entry->min_nr,
 322                   __entry->min_key_cache,
 323                   __entry->btree_cache_dirty,
 324                   __entry->btree_cache_total,
 325                   __entry->btree_key_cache_dirty,
 326                   __entry->btree_key_cache_total)
 327 );
 328
 329 TRACE_EVENT(journal_reclaim_finish,
 330         TP_PROTO(struct bch_fs *c, u64 nr_flushed),
 331         TP_ARGS(c, nr_flushed),
 332
 333         TP_STRUCT__entry(
 334                 __field(dev_t,          dev                     )
 335                 __field(u64,            nr_flushed              )
 336         ),
 337
 338         TP_fast_assign(
 339                 __entry->dev            = c->dev;
 340                 __entry->nr_flushed     = nr_flushed;
 341         ),
 342
 343         TP_printk("%d,%d flushed %llu",
 344                   MAJOR(__entry->dev), MINOR(__entry->dev),
 345                   __entry->nr_flushed)
 346 );
 347
 348 /* bset.c: */
 349
 350 DEFINE_EVENT(bpos, bkey_pack_pos_fail,
 351         TP_PROTO(const struct bpos *p),
 352         TP_ARGS(p)
 353 );
 354
 355 /* Btree cache: */
 356
 357 TRACE_EVENT(btree_cache_scan,
 358         TP_PROTO(long nr_to_scan, long can_free, long ret),
 359         TP_ARGS(nr_to_scan, can_free, ret),
 360
 361         TP_STRUCT__entry(
 362                 __field(long,   nr_to_scan              )
 363                 __field(long,   can_free                )
 364                 __field(long,   ret                     )
 365         ),
 366
 367         TP_fast_assign(
 368                 __entry->nr_to_scan     = nr_to_scan;
 369                 __entry->can_free       = can_free;
 370                 __entry->ret            = ret;
 371         ),
 372
 373         TP_printk("scanned for %li nodes, can free %li, ret %li",
 374                   __entry->nr_to_scan, __entry->can_free, __entry->ret)
 375 );
 376
 377 DEFINE_EVENT(btree_node_nofs, btree_cache_reap,
 378         TP_PROTO(struct bch_fs *c, struct btree *b),
 379         TP_ARGS(c, b)
 380 );
 381
 382 DEFINE_EVENT(btree_trans, btree_cache_cannibalize_lock_fail,
 383         TP_PROTO(struct btree_trans *trans),
 384         TP_ARGS(trans)
 385 );
 386
 387 DEFINE_EVENT(btree_trans, btree_cache_cannibalize_lock,
 388         TP_PROTO(struct btree_trans *trans),
 389         TP_ARGS(trans)
 390 );
 391
 392 DEFINE_EVENT(btree_trans, btree_cache_cannibalize,
 393         TP_PROTO(struct btree_trans *trans),
 394         TP_ARGS(trans)
 395 );
 396
 397 DEFINE_EVENT(btree_trans, btree_cache_cannibalize_unlock,
 398         TP_PROTO(struct btree_trans *trans),
 399         TP_ARGS(trans)
 400 );
 401
 402 /* Btree */
 403
 404 DEFINE_EVENT(btree_node, btree_node_read,
 405         TP_PROTO(struct btree_trans *trans, struct btree *b),
 406         TP_ARGS(trans, b)
 407 );
 408
 409 TRACE_EVENT(btree_node_write,
 410         TP_PROTO(struct btree *b, unsigned bytes, unsigned sectors),
 411         TP_ARGS(b, bytes, sectors),
 412
 413         TP_STRUCT__entry(
 414                 __field(enum btree_node_type,   type)
 415                 __field(unsigned,       bytes                   )
 416                 __field(unsigned,       sectors                 )
 417         ),
 418
 419         TP_fast_assign(
 420                 __entry->type   = btree_node_type(b);
 421                 __entry->bytes  = bytes;
 422                 __entry->sectors = sectors;
 423         ),
 424
 425         TP_printk("bkey type %u bytes %u sectors %u",
 426                   __entry->type , __entry->bytes, __entry->sectors)
 427 );
 428
 429 DEFINE_EVENT(btree_node, btree_node_alloc,
 430         TP_PROTO(struct btree_trans *trans, struct btree *b),
 431         TP_ARGS(trans, b)
 432 );
 433
 434 DEFINE_EVENT(btree_node, btree_node_free,
 435         TP_PROTO(struct btree_trans *trans, struct btree *b),
 436         TP_ARGS(trans, b)
 437 );
 438
 439 TRACE_EVENT(btree_reserve_get_fail,
 440         TP_PROTO(const char *trans_fn,
 441                  unsigned long caller_ip,
 442                  size_t required,
 443                  int ret),
 444         TP_ARGS(trans_fn, caller_ip, required, ret),
 445
 446         TP_STRUCT__entry(
 447                 __array(char,                   trans_fn, 32    )
 448                 __field(unsigned long,          caller_ip       )
 449                 __field(size_t,                 required        )
 450                 __array(char,                   ret, 32         )
 451         ),
 452
 453         TP_fast_assign(
 454                 strscpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
 455                 __entry->caller_ip      = caller_ip;
 456                 __entry->required       = required;
 457                 strscpy(__entry->ret, bch2_err_str(ret), sizeof(__entry->ret));
 458         ),
 459
 460         TP_printk("%s %pS required %zu ret %s",
 461                   __entry->trans_fn,
 462                   (void *) __entry->caller_ip,
 463                   __entry->required,
 464                   __entry->ret)
 465 );
 466
 467 DEFINE_EVENT(btree_node, btree_node_compact,
 468         TP_PROTO(struct btree_trans *trans, struct btree *b),
 469         TP_ARGS(trans, b)
 470 );
 471
 472 DEFINE_EVENT(btree_node, btree_node_merge,
 473         TP_PROTO(struct btree_trans *trans, struct btree *b),
 474         TP_ARGS(trans, b)
 475 );
 476
 477 DEFINE_EVENT(btree_node, btree_node_split,
 478         TP_PROTO(struct btree_trans *trans, struct btree *b),
 479         TP_ARGS(trans, b)
 480 );
 481
 482 DEFINE_EVENT(btree_node, btree_node_rewrite,
 483         TP_PROTO(struct btree_trans *trans, struct btree *b),
 484         TP_ARGS(trans, b)
 485 );
 486
 487 DEFINE_EVENT(btree_node, btree_node_set_root,
 488         TP_PROTO(struct btree_trans *trans, struct btree *b),
 489         TP_ARGS(trans, b)
 490 );
 491
 492 TRACE_EVENT(btree_path_relock_fail,
 493         TP_PROTO(struct btree_trans *trans,
 494                  unsigned long caller_ip,
 495                  struct btree_path *path,
 496                  unsigned level),
 497         TP_ARGS(trans, caller_ip, path, level),
 498
 499         TP_STRUCT__entry(
 500                 __array(char,                   trans_fn, 32    )
 501                 __field(unsigned long,          caller_ip       )
 502                 __field(u8,                     btree_id        )
 503                 __field(u8,                     level           )
 504                 TRACE_BPOS_entries(pos)
 505                 __array(char,                   node, 24        )
 506                 __field(u8,                     self_read_count )
 507                 __field(u8,                     self_intent_count)
 508                 __field(u8,                     read_count      )
 509                 __field(u8,                     intent_count    )
 510                 __field(u32,                    iter_lock_seq   )
 511                 __field(u32,                    node_lock_seq   )
 512         ),
 513
 514         TP_fast_assign(
 515                 struct btree *b = btree_path_node(path, level);
 516                 struct six_lock_count c;
 517
 518                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 519                 __entry->caller_ip              = caller_ip;
 520                 __entry->btree_id               = path->btree_id;
 521                 __entry->level                  = path->level;
 522                 TRACE_BPOS_assign(pos, path->pos);
 523
 524                 c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level),
 525                 __entry->self_read_count        = c.n[SIX_LOCK_read];
 526                 __entry->self_intent_count      = c.n[SIX_LOCK_intent];
 527
 528                 if (IS_ERR(b)) {
 529                         strscpy(__entry->node, bch2_err_str(PTR_ERR(b)), sizeof(__entry->node));
 530                 } else {
 531                         c = six_lock_counts(&path->l[level].b->c.lock);
 532                         __entry->read_count     = c.n[SIX_LOCK_read];
 533                         __entry->intent_count   = c.n[SIX_LOCK_intent];
 534                         scnprintf(__entry->node, sizeof(__entry->node), "%px", b);
 535                 }
 536                 __entry->iter_lock_seq          = path->l[level].lock_seq;
 537                 __entry->node_lock_seq          = is_btree_node(path, level)
 538                         ? six_lock_seq(&path->l[level].b->c.lock)
 539                         : 0;
 540         ),
 541
 542         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",
 543                   __entry->trans_fn,
 544                   (void *) __entry->caller_ip,
 545                   bch2_btree_id_str(__entry->btree_id),
 546                   __entry->pos_inode,
 547                   __entry->pos_offset,
 548                   __entry->pos_snapshot,
 549                   __entry->level,
 550                   __entry->node,
 551                   __entry->self_read_count,
 552                   __entry->self_intent_count,
 553                   __entry->read_count,
 554                   __entry->intent_count,
 555                   __entry->iter_lock_seq,
 556                   __entry->node_lock_seq)
 557 );
 558
 559 TRACE_EVENT(btree_path_upgrade_fail,
 560         TP_PROTO(struct btree_trans *trans,
 561                  unsigned long caller_ip,
 562                  struct btree_path *path,
 563                  unsigned level),
 564         TP_ARGS(trans, caller_ip, path, level),
 565
 566         TP_STRUCT__entry(
 567                 __array(char,                   trans_fn, 32    )
 568                 __field(unsigned long,          caller_ip       )
 569                 __field(u8,                     btree_id        )
 570                 __field(u8,                     level           )
 571                 TRACE_BPOS_entries(pos)
 572                 __field(u8,                     locked          )
 573                 __field(u8,                     self_read_count )
 574                 __field(u8,                     self_intent_count)
 575                 __field(u8,                     read_count      )
 576                 __field(u8,                     intent_count    )
 577                 __field(u32,                    iter_lock_seq   )
 578                 __field(u32,                    node_lock_seq   )
 579         ),
 580
 581         TP_fast_assign(
 582                 struct six_lock_count c;
 583
 584                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 585                 __entry->caller_ip              = caller_ip;
 586                 __entry->btree_id               = path->btree_id;
 587                 __entry->level                  = level;
 588                 TRACE_BPOS_assign(pos, path->pos);
 589                 __entry->locked                 = btree_node_locked(path, level);
 590
 591                 c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level),
 592                 __entry->self_read_count        = c.n[SIX_LOCK_read];
 593                 __entry->self_intent_count      = c.n[SIX_LOCK_intent];
 594                 c = six_lock_counts(&path->l[level].b->c.lock);
 595                 __entry->read_count             = c.n[SIX_LOCK_read];
 596                 __entry->intent_count           = c.n[SIX_LOCK_intent];
 597                 __entry->iter_lock_seq          = path->l[level].lock_seq;
 598                 __entry->node_lock_seq          = is_btree_node(path, level)
 599                         ? six_lock_seq(&path->l[level].b->c.lock)
 600                         : 0;
 601         ),
 602
 603         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",
 604                   __entry->trans_fn,
 605                   (void *) __entry->caller_ip,
 606                   bch2_btree_id_str(__entry->btree_id),
 607                   __entry->pos_inode,
 608                   __entry->pos_offset,
 609                   __entry->pos_snapshot,
 610                   __entry->level,
 611                   __entry->locked,
 612                   __entry->self_read_count,
 613                   __entry->self_intent_count,
 614                   __entry->read_count,
 615                   __entry->intent_count,
 616                   __entry->iter_lock_seq,
 617                   __entry->node_lock_seq)
 618 );
 619
 620 /* Garbage collection */
 621
 622 DEFINE_EVENT(bch_fs, gc_gens_start,
 623         TP_PROTO(struct bch_fs *c),
 624         TP_ARGS(c)
 625 );
 626
 627 DEFINE_EVENT(bch_fs, gc_gens_end,
 628         TP_PROTO(struct bch_fs *c),
 629         TP_ARGS(c)
 630 );
 631
 632 /* Allocator */
 633
 634 DECLARE_EVENT_CLASS(bucket_alloc,
 635         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 636                  u64 bucket,
 637                  u64 free,
 638                  u64 avail,
 639                  u64 copygc_wait_amount,
 640                  s64 copygc_waiting_for,
 641                  struct bucket_alloc_state *s,
 642                  bool nonblocking,
 643                  const char *err),
 644         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 645                 copygc_wait_amount, copygc_waiting_for,
 646                 s, nonblocking, err),
 647
 648         TP_STRUCT__entry(
 649                 __field(u8,                     dev                     )
 650                 __array(char,   reserve,        16                      )
 651                 __field(u64,                    bucket  )
 652                 __field(u64,                    free                    )
 653                 __field(u64,                    avail                   )
 654                 __field(u64,                    copygc_wait_amount      )
 655                 __field(s64,                    copygc_waiting_for      )
 656                 __field(u64,                    seen                    )
 657                 __field(u64,                    open                    )
 658                 __field(u64,                    need_journal_commit     )
 659                 __field(u64,                    nouse                   )
 660                 __field(bool,                   nonblocking             )
 661                 __field(u64,                    nocow                   )
 662                 __array(char,                   err,    32              )
 663         ),
 664
 665         TP_fast_assign(
 666                 __entry->dev            = ca->dev_idx;
 667                 strscpy(__entry->reserve, alloc_reserve, sizeof(__entry->reserve));
 668                 __entry->bucket         = bucket;
 669                 __entry->free           = free;
 670                 __entry->avail          = avail;
 671                 __entry->copygc_wait_amount     = copygc_wait_amount;
 672                 __entry->copygc_waiting_for     = copygc_waiting_for;
 673                 __entry->seen           = s->buckets_seen;
 674                 __entry->open           = s->skipped_open;
 675                 __entry->need_journal_commit = s->skipped_need_journal_commit;
 676                 __entry->nouse          = s->skipped_nouse;
 677                 __entry->nonblocking    = nonblocking;
 678                 __entry->nocow          = s->skipped_nocow;
 679                 strscpy(__entry->err, err, sizeof(__entry->err));
 680         ),
 681
 682         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",
 683                   __entry->reserve,
 684                   __entry->dev,
 685                   __entry->bucket,
 686                   __entry->free,
 687                   __entry->avail,
 688                   __entry->copygc_wait_amount,
 689                   __entry->copygc_waiting_for,
 690                   __entry->seen,
 691                   __entry->open,
 692                   __entry->need_journal_commit,
 693                   __entry->nouse,
 694                   __entry->nocow,
 695                   __entry->nonblocking,
 696                   __entry->err)
 697 );
 698
 699 DEFINE_EVENT(bucket_alloc, bucket_alloc,
 700         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 701                  u64 bucket,
 702                  u64 free,
 703                  u64 avail,
 704                  u64 copygc_wait_amount,
 705                  s64 copygc_waiting_for,
 706                  struct bucket_alloc_state *s,
 707                  bool nonblocking,
 708                  const char *err),
 709         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 710                 copygc_wait_amount, copygc_waiting_for,
 711                 s, nonblocking, err)
 712 );
 713
 714 DEFINE_EVENT(bucket_alloc, bucket_alloc_fail,
 715         TP_PROTO(struct bch_dev *ca, const char *alloc_reserve,
 716                  u64 bucket,
 717                  u64 free,
 718                  u64 avail,
 719                  u64 copygc_wait_amount,
 720                  s64 copygc_waiting_for,
 721                  struct bucket_alloc_state *s,
 722                  bool nonblocking,
 723                  const char *err),
 724         TP_ARGS(ca, alloc_reserve, bucket, free, avail,
 725                 copygc_wait_amount, copygc_waiting_for,
 726                 s, nonblocking, err)
 727 );
 728
 729 TRACE_EVENT(discard_buckets,
 730         TP_PROTO(struct bch_fs *c, u64 seen, u64 open,
 731                  u64 need_journal_commit, u64 discarded, const char *err),
 732         TP_ARGS(c, seen, open, need_journal_commit, discarded, err),
 733
 734         TP_STRUCT__entry(
 735                 __field(dev_t,          dev                     )
 736                 __field(u64,            seen                    )
 737                 __field(u64,            open                    )
 738                 __field(u64,            need_journal_commit     )
 739                 __field(u64,            discarded               )
 740                 __array(char,           err,    16              )
 741         ),
 742
 743         TP_fast_assign(
 744                 __entry->dev                    = c->dev;
 745                 __entry->seen                   = seen;
 746                 __entry->open                   = open;
 747                 __entry->need_journal_commit    = need_journal_commit;
 748                 __entry->discarded              = discarded;
 749                 strscpy(__entry->err, err, sizeof(__entry->err));
 750         ),
 751
 752         TP_printk("%d%d seen %llu open %llu need_journal_commit %llu discarded %llu err %s",
 753                   MAJOR(__entry->dev), MINOR(__entry->dev),
 754                   __entry->seen,
 755                   __entry->open,
 756                   __entry->need_journal_commit,
 757                   __entry->discarded,
 758                   __entry->err)
 759 );
 760
 761 TRACE_EVENT(bucket_invalidate,
 762         TP_PROTO(struct bch_fs *c, unsigned dev, u64 bucket, u32 sectors),
 763         TP_ARGS(c, dev, bucket, sectors),
 764
 765         TP_STRUCT__entry(
 766                 __field(dev_t,          dev                     )
 767                 __field(u32,            dev_idx                 )
 768                 __field(u32,            sectors                 )
 769                 __field(u64,            bucket                  )
 770         ),
 771
 772         TP_fast_assign(
 773                 __entry->dev            = c->dev;
 774                 __entry->dev_idx        = dev;
 775                 __entry->sectors        = sectors;
 776                 __entry->bucket         = bucket;
 777         ),
 778
 779         TP_printk("%d:%d invalidated %u:%llu cached sectors %u",
 780                   MAJOR(__entry->dev), MINOR(__entry->dev),
 781                   __entry->dev_idx, __entry->bucket,
 782                   __entry->sectors)
 783 );
 784
 785 /* Moving IO */
 786
 787 TRACE_EVENT(bucket_evacuate,
 788         TP_PROTO(struct bch_fs *c, struct bpos *bucket),
 789         TP_ARGS(c, bucket),
 790
 791         TP_STRUCT__entry(
 792                 __field(dev_t,          dev                     )
 793                 __field(u32,            dev_idx                 )
 794                 __field(u64,            bucket                  )
 795         ),
 796
 797         TP_fast_assign(
 798                 __entry->dev            = c->dev;
 799                 __entry->dev_idx        = bucket->inode;
 800                 __entry->bucket         = bucket->offset;
 801         ),
 802
 803         TP_printk("%d:%d %u:%llu",
 804                   MAJOR(__entry->dev), MINOR(__entry->dev),
 805                   __entry->dev_idx, __entry->bucket)
 806 );
 807
 808 DEFINE_EVENT(fs_str, move_extent,
 809         TP_PROTO(struct bch_fs *c, const char *k),
 810         TP_ARGS(c, k)
 811 );
 812
 813 DEFINE_EVENT(fs_str, move_extent_read,
 814         TP_PROTO(struct bch_fs *c, const char *k),
 815         TP_ARGS(c, k)
 816 );
 817
 818 DEFINE_EVENT(fs_str, move_extent_write,
 819         TP_PROTO(struct bch_fs *c, const char *k),
 820         TP_ARGS(c, k)
 821 );
 822
 823 DEFINE_EVENT(fs_str, move_extent_finish,
 824         TP_PROTO(struct bch_fs *c, const char *k),
 825         TP_ARGS(c, k)
 826 );
 827
 828 TRACE_EVENT(move_extent_fail,
 829         TP_PROTO(struct bch_fs *c, const char *msg),
 830         TP_ARGS(c, msg),
 831
 832         TP_STRUCT__entry(
 833                 __field(dev_t,          dev                     )
 834                 __string(msg,           msg                     )
 835         ),
 836
 837         TP_fast_assign(
 838                 __entry->dev            = c->dev;
 839                 __assign_str(msg, msg);
 840         ),
 841
 842         TP_printk("%d:%d %s", MAJOR(__entry->dev), MINOR(__entry->dev), __get_str(msg))
 843 );
 844
 845 DEFINE_EVENT(fs_str, move_extent_start_fail,
 846         TP_PROTO(struct bch_fs *c, const char *str),
 847         TP_ARGS(c, str)
 848 );
 849
 850 TRACE_EVENT(move_data,
 851         TP_PROTO(struct bch_fs *c,
 852                  struct bch_move_stats *stats),
 853         TP_ARGS(c, stats),
 854
 855         TP_STRUCT__entry(
 856                 __field(dev_t,          dev             )
 857                 __field(u64,            keys_moved      )
 858                 __field(u64,            keys_raced      )
 859                 __field(u64,            sectors_seen    )
 860                 __field(u64,            sectors_moved   )
 861                 __field(u64,            sectors_raced   )
 862         ),
 863
 864         TP_fast_assign(
 865                 __entry->dev            = c->dev;
 866                 __entry->keys_moved     = atomic64_read(&stats->keys_moved);
 867                 __entry->keys_raced     = atomic64_read(&stats->keys_raced);
 868                 __entry->sectors_seen   = atomic64_read(&stats->sectors_seen);
 869                 __entry->sectors_moved  = atomic64_read(&stats->sectors_moved);
 870                 __entry->sectors_raced  = atomic64_read(&stats->sectors_raced);
 871         ),
 872
 873         TP_printk("%d,%d keys moved %llu raced %llu"
 874                   "sectors seen %llu moved %llu raced %llu",
 875                   MAJOR(__entry->dev), MINOR(__entry->dev),
 876                   __entry->keys_moved,
 877                   __entry->keys_raced,
 878                   __entry->sectors_seen,
 879                   __entry->sectors_moved,
 880                   __entry->sectors_raced)
 881 );
 882
 883 TRACE_EVENT(evacuate_bucket,
 884         TP_PROTO(struct bch_fs *c, struct bpos *bucket,
 885                  unsigned sectors, unsigned bucket_size,
 886                  u64 fragmentation, int ret),
 887         TP_ARGS(c, bucket, sectors, bucket_size, fragmentation, ret),
 888
 889         TP_STRUCT__entry(
 890                 __field(dev_t,          dev             )
 891                 __field(u64,            member          )
 892                 __field(u64,            bucket          )
 893                 __field(u32,            sectors         )
 894                 __field(u32,            bucket_size     )
 895                 __field(u64,            fragmentation   )
 896                 __field(int,            ret             )
 897         ),
 898
 899         TP_fast_assign(
 900                 __entry->dev                    = c->dev;
 901                 __entry->member                 = bucket->inode;
 902                 __entry->bucket                 = bucket->offset;
 903                 __entry->sectors                = sectors;
 904                 __entry->bucket_size            = bucket_size;
 905                 __entry->fragmentation          = fragmentation;
 906                 __entry->ret                    = ret;
 907         ),
 908
 909         TP_printk("%d,%d %llu:%llu sectors %u/%u fragmentation %llu ret %i",
 910                   MAJOR(__entry->dev), MINOR(__entry->dev),
 911                   __entry->member, __entry->bucket,
 912                   __entry->sectors, __entry->bucket_size,
 913                   __entry->fragmentation, __entry->ret)
 914 );
 915
 916 TRACE_EVENT(copygc,
 917         TP_PROTO(struct bch_fs *c,
 918                  u64 sectors_moved, u64 sectors_not_moved,
 919                  u64 buckets_moved, u64 buckets_not_moved),
 920         TP_ARGS(c,
 921                 sectors_moved, sectors_not_moved,
 922                 buckets_moved, buckets_not_moved),
 923
 924         TP_STRUCT__entry(
 925                 __field(dev_t,          dev                     )
 926                 __field(u64,            sectors_moved           )
 927                 __field(u64,            sectors_not_moved       )
 928                 __field(u64,            buckets_moved           )
 929                 __field(u64,            buckets_not_moved       )
 930         ),
 931
 932         TP_fast_assign(
 933                 __entry->dev                    = c->dev;
 934                 __entry->sectors_moved          = sectors_moved;
 935                 __entry->sectors_not_moved      = sectors_not_moved;
 936                 __entry->buckets_moved          = buckets_moved;
 937                 __entry->buckets_not_moved = buckets_moved;
 938         ),
 939
 940         TP_printk("%d,%d sectors moved %llu remain %llu buckets moved %llu remain %llu",
 941                   MAJOR(__entry->dev), MINOR(__entry->dev),
 942                   __entry->sectors_moved, __entry->sectors_not_moved,
 943                   __entry->buckets_moved, __entry->buckets_not_moved)
 944 );
 945
 946 TRACE_EVENT(copygc_wait,
 947         TP_PROTO(struct bch_fs *c,
 948                  u64 wait_amount, u64 until),
 949         TP_ARGS(c, wait_amount, until),
 950
 951         TP_STRUCT__entry(
 952                 __field(dev_t,          dev                     )
 953                 __field(u64,            wait_amount             )
 954                 __field(u64,            until                   )
 955         ),
 956
 957         TP_fast_assign(
 958                 __entry->dev            = c->dev;
 959                 __entry->wait_amount    = wait_amount;
 960                 __entry->until          = until;
 961         ),
 962
 963         TP_printk("%d,%u waiting for %llu sectors until %llu",
 964                   MAJOR(__entry->dev), MINOR(__entry->dev),
 965                   __entry->wait_amount, __entry->until)
 966 );
 967
 968 /* btree transactions: */
 969
 970 DECLARE_EVENT_CLASS(transaction_event,
 971         TP_PROTO(struct btree_trans *trans,
 972                  unsigned long caller_ip),
 973         TP_ARGS(trans, caller_ip),
 974
 975         TP_STRUCT__entry(
 976                 __array(char,                   trans_fn, 32    )
 977                 __field(unsigned long,          caller_ip       )
 978         ),
 979
 980         TP_fast_assign(
 981                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
 982                 __entry->caller_ip              = caller_ip;
 983         ),
 984
 985         TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
 986 );
 987
 988 DEFINE_EVENT(transaction_event, transaction_commit,
 989         TP_PROTO(struct btree_trans *trans,
 990                  unsigned long caller_ip),
 991         TP_ARGS(trans, caller_ip)
 992 );
 993
 994 DEFINE_EVENT(transaction_event, trans_restart_injected,
 995         TP_PROTO(struct btree_trans *trans,
 996                  unsigned long caller_ip),
 997         TP_ARGS(trans, caller_ip)
 998 );
 999
1000 TRACE_EVENT(trans_restart_split_race,
1001         TP_PROTO(struct btree_trans *trans,
1002                  unsigned long caller_ip,
1003                  struct btree *b),
1004         TP_ARGS(trans, caller_ip, b),
1005
1006         TP_STRUCT__entry(
1007                 __array(char,                   trans_fn, 32    )
1008                 __field(unsigned long,          caller_ip       )
1009                 __field(u8,                     level           )
1010                 __field(u16,                    written         )
1011                 __field(u16,                    blocks          )
1012                 __field(u16,                    u64s_remaining  )
1013         ),
1014
1015         TP_fast_assign(
1016                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1017                 __entry->caller_ip              = caller_ip;
1018                 __entry->level          = b->c.level;
1019                 __entry->written        = b->written;
1020                 __entry->blocks         = btree_blocks(trans->c);
1021                 __entry->u64s_remaining = bch_btree_keys_u64s_remaining(trans->c, b);
1022         ),
1023
1024         TP_printk("%s %pS l=%u written %u/%u u64s remaining %u",
1025                   __entry->trans_fn, (void *) __entry->caller_ip,
1026                   __entry->level,
1027                   __entry->written, __entry->blocks,
1028                   __entry->u64s_remaining)
1029 );
1030
1031 DEFINE_EVENT(transaction_event, trans_blocked_journal_reclaim,
1032         TP_PROTO(struct btree_trans *trans,
1033                  unsigned long caller_ip),
1034         TP_ARGS(trans, caller_ip)
1035 );
1036
1037 TRACE_EVENT(trans_restart_journal_preres_get,
1038         TP_PROTO(struct btree_trans *trans,
1039                  unsigned long caller_ip,
1040                  unsigned flags),
1041         TP_ARGS(trans, caller_ip, flags),
1042
1043         TP_STRUCT__entry(
1044                 __array(char,                   trans_fn, 32    )
1045                 __field(unsigned long,          caller_ip       )
1046                 __field(unsigned,               flags           )
1047         ),
1048
1049         TP_fast_assign(
1050                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1051                 __entry->caller_ip              = caller_ip;
1052                 __entry->flags                  = flags;
1053         ),
1054
1055         TP_printk("%s %pS %x", __entry->trans_fn,
1056                   (void *) __entry->caller_ip,
1057                   __entry->flags)
1058 );
1059
1060 DEFINE_EVENT(transaction_event, trans_restart_fault_inject,
1061         TP_PROTO(struct btree_trans *trans,
1062                  unsigned long caller_ip),
1063         TP_ARGS(trans, caller_ip)
1064 );
1065
1066 DEFINE_EVENT(transaction_event, trans_traverse_all,
1067         TP_PROTO(struct btree_trans *trans,
1068                  unsigned long caller_ip),
1069         TP_ARGS(trans, caller_ip)
1070 );
1071
1072 DEFINE_EVENT(transaction_event, trans_restart_key_cache_raced,
1073         TP_PROTO(struct btree_trans *trans,
1074                  unsigned long caller_ip),
1075         TP_ARGS(trans, caller_ip)
1076 );
1077
1078 DEFINE_EVENT(trans_str, trans_restart_too_many_iters,
1079         TP_PROTO(struct btree_trans *trans,
1080                  unsigned long caller_ip,
1081                  const char *paths),
1082         TP_ARGS(trans, caller_ip, paths)
1083 );
1084
1085 DECLARE_EVENT_CLASS(transaction_restart_iter,
1086         TP_PROTO(struct btree_trans *trans,
1087                  unsigned long caller_ip,
1088                  struct btree_path *path),
1089         TP_ARGS(trans, caller_ip, path),
1090
1091         TP_STRUCT__entry(
1092                 __array(char,                   trans_fn, 32    )
1093                 __field(unsigned long,          caller_ip       )
1094                 __field(u8,                     btree_id        )
1095                 TRACE_BPOS_entries(pos)
1096         ),
1097
1098         TP_fast_assign(
1099                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1100                 __entry->caller_ip              = caller_ip;
1101                 __entry->btree_id               = path->btree_id;
1102                 TRACE_BPOS_assign(pos, path->pos)
1103         ),
1104
1105         TP_printk("%s %pS btree %s pos %llu:%llu:%u",
1106                   __entry->trans_fn,
1107                   (void *) __entry->caller_ip,
1108                   bch2_btree_id_str(__entry->btree_id),
1109                   __entry->pos_inode,
1110                   __entry->pos_offset,
1111                   __entry->pos_snapshot)
1112 );
1113
1114 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_reused,
1115         TP_PROTO(struct btree_trans *trans,
1116                  unsigned long caller_ip,
1117                  struct btree_path *path),
1118         TP_ARGS(trans, caller_ip, path)
1119 );
1120
1121 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_split,
1122         TP_PROTO(struct btree_trans *trans,
1123                  unsigned long caller_ip,
1124                  struct btree_path *path),
1125         TP_ARGS(trans, caller_ip, path)
1126 );
1127
1128 struct get_locks_fail;
1129
1130 TRACE_EVENT(trans_restart_upgrade,
1131         TP_PROTO(struct btree_trans *trans,
1132                  unsigned long caller_ip,
1133                  struct btree_path *path,
1134                  unsigned old_locks_want,
1135                  unsigned new_locks_want,
1136                  struct get_locks_fail *f),
1137         TP_ARGS(trans, caller_ip, path, old_locks_want, new_locks_want, f),
1138
1139         TP_STRUCT__entry(
1140                 __array(char,                   trans_fn, 32    )
1141                 __field(unsigned long,          caller_ip       )
1142                 __field(u8,                     btree_id        )
1143                 __field(u8,                     old_locks_want  )
1144                 __field(u8,                     new_locks_want  )
1145                 __field(u8,                     level           )
1146                 __field(u32,                    path_seq        )
1147                 __field(u32,                    node_seq        )
1148                 __field(u32,                    path_alloc_seq  )
1149                 __field(u32,                    downgrade_seq)
1150                 TRACE_BPOS_entries(pos)
1151         ),
1152
1153         TP_fast_assign(
1154                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1155                 __entry->caller_ip              = caller_ip;
1156                 __entry->btree_id               = path->btree_id;
1157                 __entry->old_locks_want         = old_locks_want;
1158                 __entry->new_locks_want         = new_locks_want;
1159                 __entry->level                  = f->l;
1160                 __entry->path_seq               = path->l[f->l].lock_seq;
1161                 __entry->node_seq               = IS_ERR_OR_NULL(f->b) ? 0 : f->b->c.lock.seq;
1162                 __entry->path_alloc_seq         = path->alloc_seq;
1163                 __entry->downgrade_seq          = path->downgrade_seq;
1164                 TRACE_BPOS_assign(pos, path->pos)
1165         ),
1166
1167         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",
1168                   __entry->trans_fn,
1169                   (void *) __entry->caller_ip,
1170                   bch2_btree_id_str(__entry->btree_id),
1171                   __entry->pos_inode,
1172                   __entry->pos_offset,
1173                   __entry->pos_snapshot,
1174                   __entry->old_locks_want,
1175                   __entry->new_locks_want,
1176                   __entry->level,
1177                   __entry->path_seq,
1178                   __entry->node_seq,
1179                   __entry->path_alloc_seq,
1180                   __entry->downgrade_seq)
1181 );
1182
1183 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock,
1184         TP_PROTO(struct btree_trans *trans,
1185                  unsigned long caller_ip,
1186                  struct btree_path *path),
1187         TP_ARGS(trans, caller_ip, path)
1188 );
1189
1190 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_next_node,
1191         TP_PROTO(struct btree_trans *trans,
1192                  unsigned long caller_ip,
1193                  struct btree_path *path),
1194         TP_ARGS(trans, caller_ip, path)
1195 );
1196
1197 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_parent_for_fill,
1198         TP_PROTO(struct btree_trans *trans,
1199                  unsigned long caller_ip,
1200                  struct btree_path *path),
1201         TP_ARGS(trans, caller_ip, path)
1202 );
1203
1204 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_after_fill,
1205         TP_PROTO(struct btree_trans *trans,
1206                  unsigned long caller_ip,
1207                  struct btree_path *path),
1208         TP_ARGS(trans, caller_ip, path)
1209 );
1210
1211 DEFINE_EVENT(transaction_event, trans_restart_key_cache_upgrade,
1212         TP_PROTO(struct btree_trans *trans,
1213                  unsigned long caller_ip),
1214         TP_ARGS(trans, caller_ip)
1215 );
1216
1217 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_key_cache_fill,
1218         TP_PROTO(struct btree_trans *trans,
1219                  unsigned long caller_ip,
1220                  struct btree_path *path),
1221         TP_ARGS(trans, caller_ip, path)
1222 );
1223
1224 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_path,
1225         TP_PROTO(struct btree_trans *trans,
1226                  unsigned long caller_ip,
1227                  struct btree_path *path),
1228         TP_ARGS(trans, caller_ip, path)
1229 );
1230
1231 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock_path_intent,
1232         TP_PROTO(struct btree_trans *trans,
1233                  unsigned long caller_ip,
1234                  struct btree_path *path),
1235         TP_ARGS(trans, caller_ip, path)
1236 );
1237
1238 DEFINE_EVENT(transaction_restart_iter,  trans_restart_traverse,
1239         TP_PROTO(struct btree_trans *trans,
1240                  unsigned long caller_ip,
1241                  struct btree_path *path),
1242         TP_ARGS(trans, caller_ip, path)
1243 );
1244
1245 DEFINE_EVENT(transaction_restart_iter,  trans_restart_memory_allocation_failure,
1246         TP_PROTO(struct btree_trans *trans,
1247                  unsigned long caller_ip,
1248                  struct btree_path *path),
1249         TP_ARGS(trans, caller_ip, path)
1250 );
1251
1252 DEFINE_EVENT(trans_str, trans_restart_would_deadlock,
1253         TP_PROTO(struct btree_trans *trans,
1254                  unsigned long caller_ip,
1255                  const char *cycle),
1256         TP_ARGS(trans, caller_ip, cycle)
1257 );
1258
1259 DEFINE_EVENT(transaction_event, trans_restart_would_deadlock_recursion_limit,
1260         TP_PROTO(struct btree_trans *trans,
1261                  unsigned long caller_ip),
1262         TP_ARGS(trans, caller_ip)
1263 );
1264
1265 TRACE_EVENT(trans_restart_would_deadlock_write,
1266         TP_PROTO(struct btree_trans *trans),
1267         TP_ARGS(trans),
1268
1269         TP_STRUCT__entry(
1270                 __array(char,                   trans_fn, 32    )
1271         ),
1272
1273         TP_fast_assign(
1274                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1275         ),
1276
1277         TP_printk("%s", __entry->trans_fn)
1278 );
1279
1280 TRACE_EVENT(trans_restart_mem_realloced,
1281         TP_PROTO(struct btree_trans *trans,
1282                  unsigned long caller_ip,
1283                  unsigned long bytes),
1284         TP_ARGS(trans, caller_ip, bytes),
1285
1286         TP_STRUCT__entry(
1287                 __array(char,                   trans_fn, 32    )
1288                 __field(unsigned long,          caller_ip       )
1289                 __field(unsigned long,          bytes           )
1290         ),
1291
1292         TP_fast_assign(
1293                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1294                 __entry->caller_ip      = caller_ip;
1295                 __entry->bytes          = bytes;
1296         ),
1297
1298         TP_printk("%s %pS bytes %lu",
1299                   __entry->trans_fn,
1300                   (void *) __entry->caller_ip,
1301                   __entry->bytes)
1302 );
1303
1304 TRACE_EVENT(trans_restart_key_cache_key_realloced,
1305         TP_PROTO(struct btree_trans *trans,
1306                  unsigned long caller_ip,
1307                  struct btree_path *path,
1308                  unsigned old_u64s,
1309                  unsigned new_u64s),
1310         TP_ARGS(trans, caller_ip, path, old_u64s, new_u64s),
1311
1312         TP_STRUCT__entry(
1313                 __array(char,                   trans_fn, 32    )
1314                 __field(unsigned long,          caller_ip       )
1315                 __field(enum btree_id,          btree_id        )
1316                 TRACE_BPOS_entries(pos)
1317                 __field(u32,                    old_u64s        )
1318                 __field(u32,                    new_u64s        )
1319         ),
1320
1321         TP_fast_assign(
1322                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1323                 __entry->caller_ip              = caller_ip;
1324
1325                 __entry->btree_id       = path->btree_id;
1326                 TRACE_BPOS_assign(pos, path->pos);
1327                 __entry->old_u64s       = old_u64s;
1328                 __entry->new_u64s       = new_u64s;
1329         ),
1330
1331         TP_printk("%s %pS btree %s pos %llu:%llu:%u old_u64s %u new_u64s %u",
1332                   __entry->trans_fn,
1333                   (void *) __entry->caller_ip,
1334                   bch2_btree_id_str(__entry->btree_id),
1335                   __entry->pos_inode,
1336                   __entry->pos_offset,
1337                   __entry->pos_snapshot,
1338                   __entry->old_u64s,
1339                   __entry->new_u64s)
1340 );
1341
1342 TRACE_EVENT(path_downgrade,
1343         TP_PROTO(struct btree_trans *trans,
1344                  unsigned long caller_ip,
1345                  struct btree_path *path,
1346                  unsigned old_locks_want),
1347         TP_ARGS(trans, caller_ip, path, old_locks_want),
1348
1349         TP_STRUCT__entry(
1350                 __array(char,                   trans_fn, 32    )
1351                 __field(unsigned long,          caller_ip       )
1352                 __field(unsigned,               old_locks_want  )
1353                 __field(unsigned,               new_locks_want  )
1354                 __field(unsigned,               btree           )
1355                 TRACE_BPOS_entries(pos)
1356         ),
1357
1358         TP_fast_assign(
1359                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1360                 __entry->caller_ip              = caller_ip;
1361                 __entry->old_locks_want         = old_locks_want;
1362                 __entry->new_locks_want         = path->locks_want;
1363                 __entry->btree                  = path->btree_id;
1364                 TRACE_BPOS_assign(pos, path->pos);
1365         ),
1366
1367         TP_printk("%s %pS locks_want %u -> %u %s %llu:%llu:%u",
1368                   __entry->trans_fn,
1369                   (void *) __entry->caller_ip,
1370                   __entry->old_locks_want,
1371                   __entry->new_locks_want,
1372                   bch2_btree_id_str(__entry->btree),
1373                   __entry->pos_inode,
1374                   __entry->pos_offset,
1375                   __entry->pos_snapshot)
1376 );
1377
1378 DEFINE_EVENT(transaction_event, trans_restart_write_buffer_flush,
1379         TP_PROTO(struct btree_trans *trans,
1380                  unsigned long caller_ip),
1381         TP_ARGS(trans, caller_ip)
1382 );
1383
1384 TRACE_EVENT(write_buffer_flush,
1385         TP_PROTO(struct btree_trans *trans, size_t nr, size_t skipped, size_t fast, size_t size),
1386         TP_ARGS(trans, nr, skipped, fast, size),
1387
1388         TP_STRUCT__entry(
1389                 __field(size_t,         nr              )
1390                 __field(size_t,         skipped         )
1391                 __field(size_t,         fast            )
1392                 __field(size_t,         size            )
1393         ),
1394
1395         TP_fast_assign(
1396                 __entry->nr     = nr;
1397                 __entry->skipped = skipped;
1398                 __entry->fast   = fast;
1399                 __entry->size   = size;
1400         ),
1401
1402         TP_printk("%zu/%zu skipped %zu fast %zu",
1403                   __entry->nr, __entry->size, __entry->skipped, __entry->fast)
1404 );
1405
1406 TRACE_EVENT(write_buffer_flush_sync,
1407         TP_PROTO(struct btree_trans *trans, unsigned long caller_ip),
1408         TP_ARGS(trans, caller_ip),
1409
1410         TP_STRUCT__entry(
1411                 __array(char,                   trans_fn, 32    )
1412                 __field(unsigned long,          caller_ip       )
1413         ),
1414
1415         TP_fast_assign(
1416                 strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn));
1417                 __entry->caller_ip              = caller_ip;
1418         ),
1419
1420         TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
1421 );
1422
1423 TRACE_EVENT(write_buffer_flush_slowpath,
1424         TP_PROTO(struct btree_trans *trans, size_t slowpath, size_t total),
1425         TP_ARGS(trans, slowpath, total),
1426
1427         TP_STRUCT__entry(
1428                 __field(size_t,         slowpath        )
1429                 __field(size_t,         total           )
1430         ),
1431
1432         TP_fast_assign(
1433                 __entry->slowpath       = slowpath;
1434                 __entry->total          = total;
1435         ),
1436
1437         TP_printk("%zu/%zu", __entry->slowpath, __entry->total)
1438 );
1439
1440 DEFINE_EVENT(fs_str, rebalance_extent,
1441         TP_PROTO(struct bch_fs *c, const char *str),
1442         TP_ARGS(c, str)
1443 );
1444
1445 DEFINE_EVENT(fs_str, data_update,
1446         TP_PROTO(struct bch_fs *c, const char *str),
1447         TP_ARGS(c, str)
1448 );
1449
1450 #endif /* _TRACE_BCACHEFS_H */
1451
1452 /* This part must be outside protection */
1453 #undef TRACE_INCLUDE_PATH
1454 #define TRACE_INCLUDE_PATH ../../fs/bcachefs
1455
1456 #undef TRACE_INCLUDE_FILE
1457 #define TRACE_INCLUDE_FILE trace
1458
1459 #include <trace/define_trace.h>