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

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM bcachefs
   4
   5 #if !defined(_TRACE_BCACHE_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_BCACHE_H
   7
   8 #include <linux/tracepoint.h>
   9
  10 DECLARE_EVENT_CLASS(bpos,
  11         TP_PROTO(struct bpos *p),
  12         TP_ARGS(p),
  13
  14         TP_STRUCT__entry(
  15                 __field(u64,    inode                           )
  16                 __field(u64,    offset                          )
  17         ),
  18
  19         TP_fast_assign(
  20                 __entry->inode  = p->inode;
  21                 __entry->offset = p->offset;
  22         ),
  23
  24         TP_printk("%llu:%llu", __entry->inode, __entry->offset)
  25 );
  26
  27 DECLARE_EVENT_CLASS(bkey,
  28         TP_PROTO(const struct bkey *k),
  29         TP_ARGS(k),
  30
  31         TP_STRUCT__entry(
  32                 __field(u64,    inode                           )
  33                 __field(u64,    offset                          )
  34                 __field(u32,    size                            )
  35         ),
  36
  37         TP_fast_assign(
  38                 __entry->inode  = k->p.inode;
  39                 __entry->offset = k->p.offset;
  40                 __entry->size   = k->size;
  41         ),
  42
  43         TP_printk("%llu:%llu len %u", __entry->inode,
  44                   __entry->offset, __entry->size)
  45 );
  46
  47 DECLARE_EVENT_CLASS(bch_fs,
  48         TP_PROTO(struct bch_fs *c),
  49         TP_ARGS(c),
  50
  51         TP_STRUCT__entry(
  52                 __field(dev_t,          dev                     )
  53         ),
  54
  55         TP_fast_assign(
  56                 __entry->dev            = c->dev;
  57         ),
  58
  59         TP_printk("%d,%d", MAJOR(__entry->dev), MINOR(__entry->dev))
  60 );
  61
  62 DECLARE_EVENT_CLASS(bio,
  63         TP_PROTO(struct bio *bio),
  64         TP_ARGS(bio),
  65
  66         TP_STRUCT__entry(
  67                 __field(dev_t,          dev                     )
  68                 __field(sector_t,       sector                  )
  69                 __field(unsigned int,   nr_sector               )
  70                 __array(char,           rwbs,   6               )
  71         ),
  72
  73         TP_fast_assign(
  74                 __entry->dev            = bio->bi_bdev ? bio_dev(bio) : 0;
  75                 __entry->sector         = bio->bi_iter.bi_sector;
  76                 __entry->nr_sector      = bio->bi_iter.bi_size >> 9;
  77                 blk_fill_rwbs(__entry->rwbs, bio->bi_opf);
  78         ),
  79
  80         TP_printk("%d,%d  %s %llu + %u",
  81                   MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs,
  82                   (unsigned long long)__entry->sector, __entry->nr_sector)
  83 );
  84
  85 /* io.c: */
  86
  87 DEFINE_EVENT(bio, read_split,
  88         TP_PROTO(struct bio *bio),
  89         TP_ARGS(bio)
  90 );
  91
  92 DEFINE_EVENT(bio, read_bounce,
  93         TP_PROTO(struct bio *bio),
  94         TP_ARGS(bio)
  95 );
  96
  97 DEFINE_EVENT(bio, read_retry,
  98         TP_PROTO(struct bio *bio),
  99         TP_ARGS(bio)
 100 );
 101
 102 DEFINE_EVENT(bio, promote,
 103         TP_PROTO(struct bio *bio),
 104         TP_ARGS(bio)
 105 );
 106
 107 /* Journal */
 108
 109 DEFINE_EVENT(bch_fs, journal_full,
 110         TP_PROTO(struct bch_fs *c),
 111         TP_ARGS(c)
 112 );
 113
 114 DEFINE_EVENT(bch_fs, journal_entry_full,
 115         TP_PROTO(struct bch_fs *c),
 116         TP_ARGS(c)
 117 );
 118
 119 DEFINE_EVENT(bio, journal_write,
 120         TP_PROTO(struct bio *bio),
 121         TP_ARGS(bio)
 122 );
 123
 124 TRACE_EVENT(journal_reclaim_start,
 125         TP_PROTO(struct bch_fs *c, u64 min_nr,
 126                  u64 prereserved, u64 prereserved_total,
 127                  u64 btree_cache_dirty, u64 btree_cache_total,
 128                  u64 btree_key_cache_dirty, u64 btree_key_cache_total),
 129         TP_ARGS(c, min_nr, prereserved, prereserved_total,
 130                 btree_cache_dirty, btree_cache_total,
 131                 btree_key_cache_dirty, btree_key_cache_total),
 132
 133         TP_STRUCT__entry(
 134                 __field(dev_t,          dev                     )
 135                 __field(u64,            min_nr                  )
 136                 __field(u64,            prereserved             )
 137                 __field(u64,            prereserved_total       )
 138                 __field(u64,            btree_cache_dirty       )
 139                 __field(u64,            btree_cache_total       )
 140                 __field(u64,            btree_key_cache_dirty   )
 141                 __field(u64,            btree_key_cache_total   )
 142         ),
 143
 144         TP_fast_assign(
 145                 __entry->dev                    = c->dev;
 146                 __entry->min_nr                 = min_nr;
 147                 __entry->prereserved            = prereserved;
 148                 __entry->prereserved_total      = prereserved_total;
 149                 __entry->btree_cache_dirty      = btree_cache_dirty;
 150                 __entry->btree_cache_total      = btree_cache_total;
 151                 __entry->btree_key_cache_dirty  = btree_key_cache_dirty;
 152                 __entry->btree_key_cache_total  = btree_key_cache_total;
 153         ),
 154
 155         TP_printk("%d,%d min %llu prereserved %llu/%llu btree cache %llu/%llu key cache %llu/%llu",
 156                   MAJOR(__entry->dev), MINOR(__entry->dev),
 157                   __entry->min_nr,
 158                   __entry->prereserved,
 159                   __entry->prereserved_total,
 160                   __entry->btree_cache_dirty,
 161                   __entry->btree_cache_total,
 162                   __entry->btree_key_cache_dirty,
 163                   __entry->btree_key_cache_total)
 164 );
 165
 166 TRACE_EVENT(journal_reclaim_finish,
 167         TP_PROTO(struct bch_fs *c, u64 nr_flushed),
 168         TP_ARGS(c, nr_flushed),
 169
 170         TP_STRUCT__entry(
 171                 __field(dev_t,          dev                     )
 172                 __field(u64,            nr_flushed              )
 173         ),
 174
 175         TP_fast_assign(
 176                 __entry->dev            = c->dev;
 177                 __entry->nr_flushed     = nr_flushed;
 178         ),
 179
 180         TP_printk("%d%d flushed %llu",
 181                   MAJOR(__entry->dev), MINOR(__entry->dev),
 182                   __entry->nr_flushed)
 183 );
 184
 185 /* bset.c: */
 186
 187 DEFINE_EVENT(bpos, bkey_pack_pos_fail,
 188         TP_PROTO(struct bpos *p),
 189         TP_ARGS(p)
 190 );
 191
 192 /* Btree */
 193
 194 DECLARE_EVENT_CLASS(btree_node,
 195         TP_PROTO(struct bch_fs *c, struct btree *b),
 196         TP_ARGS(c, b),
 197
 198         TP_STRUCT__entry(
 199                 __field(dev_t,          dev                     )
 200                 __field(u8,             level                   )
 201                 __field(u8,             id                      )
 202                 __field(u64,            inode                   )
 203                 __field(u64,            offset                  )
 204         ),
 205
 206         TP_fast_assign(
 207                 __entry->dev            = c->dev;
 208                 __entry->level          = b->c.level;
 209                 __entry->id             = b->c.btree_id;
 210                 __entry->inode          = b->key.k.p.inode;
 211                 __entry->offset         = b->key.k.p.offset;
 212         ),
 213
 214         TP_printk("%d,%d  %u id %u %llu:%llu",
 215                   MAJOR(__entry->dev), MINOR(__entry->dev),
 216                   __entry->level, __entry->id,
 217                   __entry->inode, __entry->offset)
 218 );
 219
 220 DEFINE_EVENT(btree_node, btree_read,
 221         TP_PROTO(struct bch_fs *c, struct btree *b),
 222         TP_ARGS(c, b)
 223 );
 224
 225 TRACE_EVENT(btree_write,
 226         TP_PROTO(struct btree *b, unsigned bytes, unsigned sectors),
 227         TP_ARGS(b, bytes, sectors),
 228
 229         TP_STRUCT__entry(
 230                 __field(enum btree_node_type,   type)
 231                 __field(unsigned,       bytes                   )
 232                 __field(unsigned,       sectors                 )
 233         ),
 234
 235         TP_fast_assign(
 236                 __entry->type   = btree_node_type(b);
 237                 __entry->bytes  = bytes;
 238                 __entry->sectors = sectors;
 239         ),
 240
 241         TP_printk("bkey type %u bytes %u sectors %u",
 242                   __entry->type , __entry->bytes, __entry->sectors)
 243 );
 244
 245 DEFINE_EVENT(btree_node, btree_node_alloc,
 246         TP_PROTO(struct bch_fs *c, struct btree *b),
 247         TP_ARGS(c, b)
 248 );
 249
 250 DEFINE_EVENT(btree_node, btree_node_free,
 251         TP_PROTO(struct bch_fs *c, struct btree *b),
 252         TP_ARGS(c, b)
 253 );
 254
 255 DEFINE_EVENT(btree_node, btree_node_reap,
 256         TP_PROTO(struct bch_fs *c, struct btree *b),
 257         TP_ARGS(c, b)
 258 );
 259
 260 DEFINE_EVENT(bch_fs, btree_node_cannibalize_lock_fail,
 261         TP_PROTO(struct bch_fs *c),
 262         TP_ARGS(c)
 263 );
 264
 265 DEFINE_EVENT(bch_fs, btree_node_cannibalize_lock,
 266         TP_PROTO(struct bch_fs *c),
 267         TP_ARGS(c)
 268 );
 269
 270 DEFINE_EVENT(bch_fs, btree_node_cannibalize,
 271         TP_PROTO(struct bch_fs *c),
 272         TP_ARGS(c)
 273 );
 274
 275 DEFINE_EVENT(bch_fs, btree_node_cannibalize_unlock,
 276         TP_PROTO(struct bch_fs *c),
 277         TP_ARGS(c)
 278 );
 279
 280 TRACE_EVENT(btree_reserve_get_fail,
 281         TP_PROTO(struct bch_fs *c, size_t required, struct closure *cl),
 282         TP_ARGS(c, required, cl),
 283
 284         TP_STRUCT__entry(
 285                 __field(dev_t,          dev                     )
 286                 __field(size_t,                 required        )
 287                 __field(struct closure *,       cl              )
 288         ),
 289
 290         TP_fast_assign(
 291                 __entry->dev            = c->dev;
 292                 __entry->required = required;
 293                 __entry->cl = cl;
 294         ),
 295
 296         TP_printk("%d,%d required %zu by %p",
 297                   MAJOR(__entry->dev), MINOR(__entry->dev),
 298                   __entry->required, __entry->cl)
 299 );
 300
 301 DEFINE_EVENT(btree_node, btree_split,
 302         TP_PROTO(struct bch_fs *c, struct btree *b),
 303         TP_ARGS(c, b)
 304 );
 305
 306 DEFINE_EVENT(btree_node, btree_compact,
 307         TP_PROTO(struct bch_fs *c, struct btree *b),
 308         TP_ARGS(c, b)
 309 );
 310
 311 DEFINE_EVENT(btree_node, btree_merge,
 312         TP_PROTO(struct bch_fs *c, struct btree *b),
 313         TP_ARGS(c, b)
 314 );
 315
 316 DEFINE_EVENT(btree_node, btree_set_root,
 317         TP_PROTO(struct bch_fs *c, struct btree *b),
 318         TP_ARGS(c, b)
 319 );
 320
 321 TRACE_EVENT(btree_cache_scan,
 322         TP_PROTO(unsigned long nr_to_scan_pages,
 323                  unsigned long nr_to_scan_nodes,
 324                  unsigned long can_free_nodes,
 325                  long ret),
 326         TP_ARGS(nr_to_scan_pages, nr_to_scan_nodes, can_free_nodes, ret),
 327
 328         TP_STRUCT__entry(
 329                 __field(unsigned long,  nr_to_scan_pages        )
 330                 __field(unsigned long,  nr_to_scan_nodes        )
 331                 __field(unsigned long,  can_free_nodes          )
 332                 __field(long,           ret                     )
 333         ),
 334
 335         TP_fast_assign(
 336                 __entry->nr_to_scan_pages       = nr_to_scan_pages;
 337                 __entry->nr_to_scan_nodes       = nr_to_scan_nodes;
 338                 __entry->can_free_nodes         = can_free_nodes;
 339                 __entry->ret                    = ret;
 340         ),
 341
 342         TP_printk("scanned for %lu pages, %lu nodes, can free %lu nodes, ret %li",
 343                   __entry->nr_to_scan_pages,
 344                   __entry->nr_to_scan_nodes,
 345                   __entry->can_free_nodes,
 346                   __entry->ret)
 347 );
 348
 349 /* Garbage collection */
 350
 351 DEFINE_EVENT(btree_node, btree_gc_rewrite_node,
 352         TP_PROTO(struct bch_fs *c, struct btree *b),
 353         TP_ARGS(c, b)
 354 );
 355
 356 DEFINE_EVENT(btree_node, btree_gc_rewrite_node_fail,
 357         TP_PROTO(struct bch_fs *c, struct btree *b),
 358         TP_ARGS(c, b)
 359 );
 360
 361 DEFINE_EVENT(bch_fs, gc_start,
 362         TP_PROTO(struct bch_fs *c),
 363         TP_ARGS(c)
 364 );
 365
 366 DEFINE_EVENT(bch_fs, gc_end,
 367         TP_PROTO(struct bch_fs *c),
 368         TP_ARGS(c)
 369 );
 370
 371 DEFINE_EVENT(bch_fs, gc_cannot_inc_gens,
 372         TP_PROTO(struct bch_fs *c),
 373         TP_ARGS(c)
 374 );
 375
 376 /* Allocator */
 377
 378 TRACE_EVENT(alloc_scan,
 379         TP_PROTO(struct bch_dev *ca, u64 found, u64 inc_gen, u64 inc_gen_skipped),
 380         TP_ARGS(ca, found, inc_gen, inc_gen_skipped),
 381
 382         TP_STRUCT__entry(
 383                 __field(dev_t,          dev             )
 384                 __field(u64,            found           )
 385                 __field(u64,            inc_gen         )
 386                 __field(u64,            inc_gen_skipped )
 387         ),
 388
 389         TP_fast_assign(
 390                 __entry->dev            = ca->dev;
 391                 __entry->found          = found;
 392                 __entry->inc_gen        = inc_gen;
 393                 __entry->inc_gen_skipped = inc_gen_skipped;
 394         ),
 395
 396         TP_printk("%d,%d found %llu inc_gen %llu inc_gen_skipped %llu",
 397                   MAJOR(__entry->dev), MINOR(__entry->dev),
 398                   __entry->found, __entry->inc_gen, __entry->inc_gen_skipped)
 399 );
 400
 401 TRACE_EVENT(invalidate,
 402         TP_PROTO(struct bch_dev *ca, u64 offset, unsigned sectors),
 403         TP_ARGS(ca, offset, sectors),
 404
 405         TP_STRUCT__entry(
 406                 __field(unsigned,       sectors                 )
 407                 __field(dev_t,          dev                     )
 408                 __field(__u64,          offset                  )
 409         ),
 410
 411         TP_fast_assign(
 412                 __entry->dev            = ca->dev;
 413                 __entry->offset         = offset,
 414                 __entry->sectors        = sectors;
 415         ),
 416
 417         TP_printk("invalidated %u sectors at %d,%d sector=%llu",
 418                   __entry->sectors,
 419                   MAJOR(__entry->dev),
 420                   MINOR(__entry->dev),
 421                   __entry->offset)
 422 );
 423
 424 DECLARE_EVENT_CLASS(bucket_alloc,
 425         TP_PROTO(struct bch_dev *ca, enum alloc_reserve reserve),
 426         TP_ARGS(ca, reserve),
 427
 428         TP_STRUCT__entry(
 429                 __field(dev_t,                  dev     )
 430                 __field(enum alloc_reserve,     reserve )
 431         ),
 432
 433         TP_fast_assign(
 434                 __entry->dev            = ca->dev;
 435                 __entry->reserve        = reserve;
 436         ),
 437
 438         TP_printk("%d,%d reserve %d",
 439                   MAJOR(__entry->dev), MINOR(__entry->dev),
 440                   __entry->reserve)
 441 );
 442
 443 DEFINE_EVENT(bucket_alloc, bucket_alloc,
 444         TP_PROTO(struct bch_dev *ca, enum alloc_reserve reserve),
 445         TP_ARGS(ca, reserve)
 446 );
 447
 448 DEFINE_EVENT(bucket_alloc, bucket_alloc_fail,
 449         TP_PROTO(struct bch_dev *ca, enum alloc_reserve reserve),
 450         TP_ARGS(ca, reserve)
 451 );
 452
 453 DEFINE_EVENT(bucket_alloc, open_bucket_alloc_fail,
 454         TP_PROTO(struct bch_dev *ca, enum alloc_reserve reserve),
 455         TP_ARGS(ca, reserve)
 456 );
 457
 458 /* Moving IO */
 459
 460 DEFINE_EVENT(bkey, move_extent,
 461         TP_PROTO(const struct bkey *k),
 462         TP_ARGS(k)
 463 );
 464
 465 DEFINE_EVENT(bkey, move_alloc_fail,
 466         TP_PROTO(const struct bkey *k),
 467         TP_ARGS(k)
 468 );
 469
 470 DEFINE_EVENT(bkey, move_race,
 471         TP_PROTO(const struct bkey *k),
 472         TP_ARGS(k)
 473 );
 474
 475 TRACE_EVENT(move_data,
 476         TP_PROTO(struct bch_fs *c, u64 sectors_moved,
 477                  u64 keys_moved),
 478         TP_ARGS(c, sectors_moved, keys_moved),
 479
 480         TP_STRUCT__entry(
 481                 __field(dev_t,          dev                     )
 482                 __field(u64,            sectors_moved   )
 483                 __field(u64,            keys_moved      )
 484         ),
 485
 486         TP_fast_assign(
 487                 __entry->dev                    = c->dev;
 488                 __entry->sectors_moved = sectors_moved;
 489                 __entry->keys_moved = keys_moved;
 490         ),
 491
 492         TP_printk("%d,%d sectors_moved %llu keys_moved %llu",
 493                   MAJOR(__entry->dev), MINOR(__entry->dev),
 494                   __entry->sectors_moved, __entry->keys_moved)
 495 );
 496
 497 TRACE_EVENT(copygc,
 498         TP_PROTO(struct bch_fs *c,
 499                  u64 sectors_moved, u64 sectors_not_moved,
 500                  u64 buckets_moved, u64 buckets_not_moved),
 501         TP_ARGS(c,
 502                 sectors_moved, sectors_not_moved,
 503                 buckets_moved, buckets_not_moved),
 504
 505         TP_STRUCT__entry(
 506                 __field(dev_t,          dev                     )
 507                 __field(u64,            sectors_moved           )
 508                 __field(u64,            sectors_not_moved       )
 509                 __field(u64,            buckets_moved           )
 510                 __field(u64,            buckets_not_moved       )
 511         ),
 512
 513         TP_fast_assign(
 514                 __entry->dev                    = c->dev;
 515                 __entry->sectors_moved          = sectors_moved;
 516                 __entry->sectors_not_moved      = sectors_not_moved;
 517                 __entry->buckets_moved          = buckets_moved;
 518                 __entry->buckets_not_moved = buckets_moved;
 519         ),
 520
 521         TP_printk("%d,%d sectors moved %llu remain %llu buckets moved %llu remain %llu",
 522                   MAJOR(__entry->dev), MINOR(__entry->dev),
 523                   __entry->sectors_moved, __entry->sectors_not_moved,
 524                   __entry->buckets_moved, __entry->buckets_not_moved)
 525 );
 526
 527 TRACE_EVENT(copygc_wait,
 528         TP_PROTO(struct bch_fs *c,
 529                  u64 wait_amount, u64 until),
 530         TP_ARGS(c, wait_amount, until),
 531
 532         TP_STRUCT__entry(
 533                 __field(dev_t,          dev                     )
 534                 __field(u64,            wait_amount             )
 535                 __field(u64,            until                   )
 536         ),
 537
 538         TP_fast_assign(
 539                 __entry->dev            = c->dev;
 540                 __entry->wait_amount    = wait_amount;
 541                 __entry->until          = until;
 542         ),
 543
 544         TP_printk("%d,%u waiting for %llu sectors until %llu",
 545                   MAJOR(__entry->dev), MINOR(__entry->dev),
 546                   __entry->wait_amount, __entry->until)
 547 );
 548
 549 DECLARE_EVENT_CLASS(transaction_restart,
 550         TP_PROTO(const char *trans_fn,
 551                  unsigned long caller_ip),
 552         TP_ARGS(trans_fn, caller_ip),
 553
 554         TP_STRUCT__entry(
 555                 __array(char,                   trans_fn, 24    )
 556                 __field(unsigned long,          caller_ip       )
 557         ),
 558
 559         TP_fast_assign(
 560                 strncpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
 561                 __entry->caller_ip              = caller_ip;
 562         ),
 563
 564         TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
 565 );
 566
 567 DEFINE_EVENT(transaction_restart,       transaction_restart_ip,
 568         TP_PROTO(const char *trans_fn,
 569                  unsigned long caller_ip),
 570         TP_ARGS(trans_fn, caller_ip)
 571 );
 572
 573 DEFINE_EVENT(transaction_restart,       trans_blocked_journal_reclaim,
 574         TP_PROTO(const char *trans_fn,
 575                  unsigned long caller_ip),
 576         TP_ARGS(trans_fn, caller_ip)
 577 );
 578
 579 DEFINE_EVENT(transaction_restart,       trans_restart_journal_res_get,
 580         TP_PROTO(const char *trans_fn,
 581                  unsigned long caller_ip),
 582         TP_ARGS(trans_fn, caller_ip)
 583 );
 584
 585 DEFINE_EVENT(transaction_restart,       trans_restart_journal_preres_get,
 586         TP_PROTO(const char *trans_fn,
 587                  unsigned long caller_ip),
 588         TP_ARGS(trans_fn, caller_ip)
 589 );
 590
 591 DEFINE_EVENT(transaction_restart,       trans_restart_journal_reclaim,
 592         TP_PROTO(const char *trans_fn,
 593                  unsigned long caller_ip),
 594         TP_ARGS(trans_fn, caller_ip)
 595 );
 596
 597 DEFINE_EVENT(transaction_restart,       trans_restart_fault_inject,
 598         TP_PROTO(const char *trans_fn,
 599                  unsigned long caller_ip),
 600         TP_ARGS(trans_fn, caller_ip)
 601 );
 602
 603 DEFINE_EVENT(transaction_restart,       trans_traverse_all,
 604         TP_PROTO(const char *trans_fn,
 605                  unsigned long caller_ip),
 606         TP_ARGS(trans_fn, caller_ip)
 607 );
 608
 609 DEFINE_EVENT(transaction_restart,       trans_restart_mark_replicas,
 610         TP_PROTO(const char *trans_fn,
 611                  unsigned long caller_ip),
 612         TP_ARGS(trans_fn, caller_ip)
 613 );
 614
 615 DECLARE_EVENT_CLASS(transaction_restart_iter,
 616         TP_PROTO(const char *trans_fn,
 617                  unsigned long caller_ip,
 618                  enum btree_id btree_id,
 619                  struct bpos *pos),
 620         TP_ARGS(trans_fn, caller_ip, btree_id, pos),
 621
 622         TP_STRUCT__entry(
 623                 __array(char,                   trans_fn, 24    )
 624                 __field(unsigned long,          caller_ip       )
 625                 __field(u8,                     btree_id        )
 626                 __field(u64,                    pos_inode       )
 627                 __field(u64,                    pos_offset      )
 628                 __field(u32,                    pos_snapshot    )
 629         ),
 630
 631         TP_fast_assign(
 632                 strncpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
 633                 __entry->caller_ip              = caller_ip;
 634                 __entry->btree_id               = btree_id;
 635                 __entry->pos_inode              = pos->inode;
 636                 __entry->pos_offset             = pos->offset;
 637                 __entry->pos_snapshot           = pos->snapshot;
 638         ),
 639
 640         TP_printk("%s %pS btree %u pos %llu:%llu:%u",
 641                   __entry->trans_fn,
 642                   (void *) __entry->caller_ip,
 643                   __entry->btree_id,
 644                   __entry->pos_inode,
 645                   __entry->pos_offset,
 646                   __entry->pos_snapshot)
 647 );
 648
 649 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_reused,
 650         TP_PROTO(const char *trans_fn,
 651                  unsigned long caller_ip,
 652                  enum btree_id btree_id,
 653                  struct bpos *pos),
 654         TP_ARGS(trans_fn, caller_ip, btree_id, pos)
 655 );
 656
 657 DEFINE_EVENT(transaction_restart_iter,  trans_restart_btree_node_split,
 658         TP_PROTO(const char *trans_fn,
 659                  unsigned long caller_ip,
 660                  enum btree_id btree_id,
 661                  struct bpos *pos),
 662         TP_ARGS(trans_fn, caller_ip, btree_id, pos)
 663 );
 664
 665 DEFINE_EVENT(transaction_restart_iter,  trans_restart_mark,
 666         TP_PROTO(const char *trans_fn,
 667                  unsigned long caller_ip,
 668                  enum btree_id btree_id,
 669                  struct bpos *pos),
 670         TP_ARGS(trans_fn, caller_ip, btree_id, pos)
 671 );
 672
 673 DEFINE_EVENT(transaction_restart_iter,  trans_restart_upgrade,
 674         TP_PROTO(const char *trans_fn,
 675                  unsigned long caller_ip,
 676                  enum btree_id btree_id,
 677                  struct bpos *pos),
 678         TP_ARGS(trans_fn, caller_ip, btree_id, pos)
 679 );
 680
 681 DEFINE_EVENT(transaction_restart_iter,  trans_restart_iter_upgrade,
 682         TP_PROTO(const char *trans_fn,
 683                  unsigned long caller_ip,
 684                  enum btree_id btree_id,
 685                  struct bpos *pos),
 686         TP_ARGS(trans_fn, caller_ip, btree_id, pos)
 687 );
 688
 689 DEFINE_EVENT(transaction_restart_iter,  trans_restart_relock,
 690         TP_PROTO(const char *trans_fn,
 691                  unsigned long caller_ip,
 692                  enum btree_id btree_id,
 693                  struct bpos *pos),
 694         TP_ARGS(trans_fn, caller_ip, btree_id, pos)
 695 );
 696
 697 DEFINE_EVENT(transaction_restart_iter,  trans_restart_traverse,
 698         TP_PROTO(const char *trans_fn,
 699                  unsigned long caller_ip,
 700                  enum btree_id btree_id,
 701                  struct bpos *pos),
 702         TP_ARGS(trans_fn, caller_ip, btree_id, pos)
 703 );
 704
 705 TRACE_EVENT(trans_restart_would_deadlock,
 706         TP_PROTO(const char *trans_fn,
 707                  unsigned long  caller_ip,
 708                  bool           in_traverse_all,
 709                  unsigned       reason,
 710                  enum btree_id  have_btree_id,
 711                  unsigned       have_iter_type,
 712                  struct bpos    *have_pos,
 713                  enum btree_id  want_btree_id,
 714                  unsigned       want_iter_type,
 715                  struct bpos    *want_pos),
 716         TP_ARGS(trans_fn, caller_ip, in_traverse_all, reason,
 717                 have_btree_id, have_iter_type, have_pos,
 718                 want_btree_id, want_iter_type, want_pos),
 719
 720         TP_STRUCT__entry(
 721                 __array(char,                   trans_fn, 24    )
 722                 __field(unsigned long,          caller_ip       )
 723                 __field(u8,                     in_traverse_all )
 724                 __field(u8,                     reason          )
 725                 __field(u8,                     have_btree_id   )
 726                 __field(u8,                     have_iter_type  )
 727                 __field(u8,                     want_btree_id   )
 728                 __field(u8,                     want_iter_type  )
 729
 730                 __field(u64,                    have_pos_inode  )
 731                 __field(u64,                    have_pos_offset )
 732                 __field(u32,                    have_pos_snapshot)
 733                 __field(u32,                    want_pos_snapshot)
 734                 __field(u64,                    want_pos_inode  )
 735                 __field(u64,                    want_pos_offset )
 736         ),
 737
 738         TP_fast_assign(
 739                 strncpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
 740                 __entry->caller_ip              = caller_ip;
 741                 __entry->in_traverse_all        = in_traverse_all;
 742                 __entry->reason                 = reason;
 743                 __entry->have_btree_id          = have_btree_id;
 744                 __entry->have_iter_type         = have_iter_type;
 745                 __entry->want_btree_id          = want_btree_id;
 746                 __entry->want_iter_type         = want_iter_type;
 747
 748                 __entry->have_pos_inode         = have_pos->inode;
 749                 __entry->have_pos_offset        = have_pos->offset;
 750                 __entry->have_pos_snapshot      = have_pos->snapshot;
 751
 752                 __entry->want_pos_inode         = want_pos->inode;
 753                 __entry->want_pos_offset        = want_pos->offset;
 754                 __entry->want_pos_snapshot      = want_pos->snapshot;
 755         ),
 756
 757         TP_printk("%s %pS traverse_all %u because %u have %u:%u %llu:%llu:%u want %u:%u %llu:%llu:%u",
 758                   __entry->trans_fn,
 759                   (void *) __entry->caller_ip,
 760                   __entry->in_traverse_all,
 761                   __entry->reason,
 762                   __entry->have_btree_id,
 763                   __entry->have_iter_type,
 764                   __entry->have_pos_inode,
 765                   __entry->have_pos_offset,
 766                   __entry->have_pos_snapshot,
 767                   __entry->want_btree_id,
 768                   __entry->want_iter_type,
 769                   __entry->want_pos_inode,
 770                   __entry->want_pos_offset,
 771                   __entry->want_pos_snapshot)
 772 );
 773
 774 TRACE_EVENT(trans_restart_would_deadlock_write,
 775         TP_PROTO(const char *trans_fn),
 776         TP_ARGS(trans_fn),
 777
 778         TP_STRUCT__entry(
 779                 __array(char,                   trans_fn, 24    )
 780         ),
 781
 782         TP_fast_assign(
 783                 strncpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
 784         ),
 785
 786         TP_printk("%s", __entry->trans_fn)
 787 );
 788
 789 TRACE_EVENT(trans_restart_mem_realloced,
 790         TP_PROTO(const char *trans_fn,
 791                  unsigned long caller_ip,
 792                  unsigned long bytes),
 793         TP_ARGS(trans_fn, caller_ip, bytes),
 794
 795         TP_STRUCT__entry(
 796                 __array(char,                   trans_fn, 24    )
 797                 __field(unsigned long,          caller_ip       )
 798                 __field(unsigned long,          bytes           )
 799         ),
 800
 801         TP_fast_assign(
 802                 strncpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
 803                 __entry->caller_ip      = caller_ip;
 804                 __entry->bytes          = bytes;
 805         ),
 806
 807         TP_printk("%s %pS bytes %lu",
 808                   __entry->trans_fn,
 809                   (void *) __entry->caller_ip,
 810                   __entry->bytes)
 811 );
 812
 813 #endif /* _TRACE_BCACHE_H */
 814
 815 /* This part must be outside protection */
 816 #include <trace/define_trace.h>