1 /* SPDX-License-Identifier: GPL-2.0 */
3 #define TRACE_SYSTEM bcachefs
5 #if !defined(_TRACE_BCACHE_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_BCACHE_H
8 #include <linux/tracepoint.h>
10 DECLARE_EVENT_CLASS(bpos,
11 TP_PROTO(struct bpos *p),
20 __entry->inode = p->inode;
21 __entry->offset = p->offset;
24 TP_printk("%llu:%llu", __entry->inode, __entry->offset)
27 DECLARE_EVENT_CLASS(bkey,
28 TP_PROTO(const struct bkey *k),
38 __entry->inode = k->p.inode;
39 __entry->offset = k->p.offset;
40 __entry->size = k->size;
43 TP_printk("%llu:%llu len %u", __entry->inode,
44 __entry->offset, __entry->size)
47 DECLARE_EVENT_CLASS(bch_fs,
48 TP_PROTO(struct bch_fs *c),
56 __entry->dev = c->dev;
59 TP_printk("%d,%d", MAJOR(__entry->dev), MINOR(__entry->dev))
62 DECLARE_EVENT_CLASS(bio,
63 TP_PROTO(struct bio *bio),
68 __field(sector_t, sector )
69 __field(unsigned int, nr_sector )
70 __array(char, rwbs, 6 )
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);
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)
87 DEFINE_EVENT(bio, read_split,
88 TP_PROTO(struct bio *bio),
92 DEFINE_EVENT(bio, read_bounce,
93 TP_PROTO(struct bio *bio),
97 DEFINE_EVENT(bio, read_retry,
98 TP_PROTO(struct bio *bio),
102 DEFINE_EVENT(bio, promote,
103 TP_PROTO(struct bio *bio),
109 DEFINE_EVENT(bch_fs, journal_full,
110 TP_PROTO(struct bch_fs *c),
114 DEFINE_EVENT(bch_fs, journal_entry_full,
115 TP_PROTO(struct bch_fs *c),
119 DEFINE_EVENT(bio, journal_write,
120 TP_PROTO(struct bio *bio),
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),
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 )
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;
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),
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)
166 TRACE_EVENT(journal_reclaim_finish,
167 TP_PROTO(struct bch_fs *c, u64 nr_flushed),
168 TP_ARGS(c, nr_flushed),
172 __field(u64, nr_flushed )
176 __entry->dev = c->dev;
177 __entry->nr_flushed = nr_flushed;
180 TP_printk("%d%d flushed %llu",
181 MAJOR(__entry->dev), MINOR(__entry->dev),
187 DEFINE_EVENT(bpos, bkey_pack_pos_fail,
188 TP_PROTO(struct bpos *p),
194 DECLARE_EVENT_CLASS(btree_node,
195 TP_PROTO(struct bch_fs *c, struct btree *b),
203 __field(u64, offset )
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;
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)
220 DEFINE_EVENT(btree_node, btree_read,
221 TP_PROTO(struct bch_fs *c, struct btree *b),
225 TRACE_EVENT(btree_write,
226 TP_PROTO(struct btree *b, unsigned bytes, unsigned sectors),
227 TP_ARGS(b, bytes, sectors),
230 __field(enum btree_node_type, type)
231 __field(unsigned, bytes )
232 __field(unsigned, sectors )
236 __entry->type = btree_node_type(b);
237 __entry->bytes = bytes;
238 __entry->sectors = sectors;
241 TP_printk("bkey type %u bytes %u sectors %u",
242 __entry->type , __entry->bytes, __entry->sectors)
245 DEFINE_EVENT(btree_node, btree_node_alloc,
246 TP_PROTO(struct bch_fs *c, struct btree *b),
250 DEFINE_EVENT(btree_node, btree_node_free,
251 TP_PROTO(struct bch_fs *c, struct btree *b),
255 DEFINE_EVENT(btree_node, btree_node_reap,
256 TP_PROTO(struct bch_fs *c, struct btree *b),
260 DEFINE_EVENT(bch_fs, btree_node_cannibalize_lock_fail,
261 TP_PROTO(struct bch_fs *c),
265 DEFINE_EVENT(bch_fs, btree_node_cannibalize_lock,
266 TP_PROTO(struct bch_fs *c),
270 DEFINE_EVENT(bch_fs, btree_node_cannibalize,
271 TP_PROTO(struct bch_fs *c),
275 DEFINE_EVENT(bch_fs, btree_node_cannibalize_unlock,
276 TP_PROTO(struct bch_fs *c),
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),
286 __field(size_t, required )
287 __field(struct closure *, cl )
291 __entry->dev = c->dev;
292 __entry->required = required;
296 TP_printk("%d,%d required %zu by %p",
297 MAJOR(__entry->dev), MINOR(__entry->dev),
298 __entry->required, __entry->cl)
301 DEFINE_EVENT(btree_node, btree_split,
302 TP_PROTO(struct bch_fs *c, struct btree *b),
306 DEFINE_EVENT(btree_node, btree_compact,
307 TP_PROTO(struct bch_fs *c, struct btree *b),
311 DEFINE_EVENT(btree_node, btree_merge,
312 TP_PROTO(struct bch_fs *c, struct btree *b),
316 DEFINE_EVENT(btree_node, btree_set_root,
317 TP_PROTO(struct bch_fs *c, struct btree *b),
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,
326 TP_ARGS(nr_to_scan_pages, nr_to_scan_nodes, can_free_nodes, ret),
329 __field(unsigned long, nr_to_scan_pages )
330 __field(unsigned long, nr_to_scan_nodes )
331 __field(unsigned long, can_free_nodes )
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;
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,
349 TRACE_EVENT(btree_node_relock_fail,
350 TP_PROTO(const char *trans_fn,
351 unsigned long caller_ip,
352 enum btree_id btree_id,
357 TP_ARGS(trans_fn, caller_ip, btree_id, pos, node, iter_lock_seq, node_lock_seq),
360 __array(char, trans_fn, 24 )
361 __field(unsigned long, caller_ip )
362 __field(u8, btree_id )
363 __field(u64, pos_inode )
364 __field(u64, pos_offset )
365 __field(u32, pos_snapshot )
366 __field(unsigned long, node )
367 __field(u32, iter_lock_seq )
368 __field(u32, node_lock_seq )
372 strncpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
373 __entry->caller_ip = caller_ip;
374 __entry->btree_id = btree_id;
375 __entry->pos_inode = pos->inode;
376 __entry->pos_offset = pos->offset;
377 __entry->pos_snapshot = pos->snapshot;
378 __entry->node = node;
379 __entry->iter_lock_seq = iter_lock_seq;
380 __entry->node_lock_seq = node_lock_seq;
383 TP_printk("%s %pS btree %u pos %llu:%llu:%u, node %lu iter seq %u lock seq %u",
385 (void *) __entry->caller_ip,
389 __entry->pos_snapshot,
391 __entry->iter_lock_seq,
392 __entry->node_lock_seq)
395 /* Garbage collection */
397 DEFINE_EVENT(btree_node, btree_gc_rewrite_node,
398 TP_PROTO(struct bch_fs *c, struct btree *b),
402 DEFINE_EVENT(btree_node, btree_gc_rewrite_node_fail,
403 TP_PROTO(struct bch_fs *c, struct btree *b),
407 DEFINE_EVENT(bch_fs, gc_start,
408 TP_PROTO(struct bch_fs *c),
412 DEFINE_EVENT(bch_fs, gc_end,
413 TP_PROTO(struct bch_fs *c),
417 DEFINE_EVENT(bch_fs, gc_cannot_inc_gens,
418 TP_PROTO(struct bch_fs *c),
424 TRACE_EVENT(alloc_scan,
425 TP_PROTO(struct bch_dev *ca, u64 found, u64 inc_gen, u64 inc_gen_skipped),
426 TP_ARGS(ca, found, inc_gen, inc_gen_skipped),
431 __field(u64, inc_gen )
432 __field(u64, inc_gen_skipped )
436 __entry->dev = ca->dev;
437 __entry->found = found;
438 __entry->inc_gen = inc_gen;
439 __entry->inc_gen_skipped = inc_gen_skipped;
442 TP_printk("%d,%d found %llu inc_gen %llu inc_gen_skipped %llu",
443 MAJOR(__entry->dev), MINOR(__entry->dev),
444 __entry->found, __entry->inc_gen, __entry->inc_gen_skipped)
447 TRACE_EVENT(invalidate,
448 TP_PROTO(struct bch_dev *ca, u64 offset, unsigned sectors),
449 TP_ARGS(ca, offset, sectors),
452 __field(unsigned, sectors )
454 __field(__u64, offset )
458 __entry->dev = ca->dev;
459 __entry->offset = offset,
460 __entry->sectors = sectors;
463 TP_printk("invalidated %u sectors at %d,%d sector=%llu",
470 DECLARE_EVENT_CLASS(bucket_alloc,
471 TP_PROTO(struct bch_dev *ca, enum alloc_reserve reserve),
472 TP_ARGS(ca, reserve),
476 __field(enum alloc_reserve, reserve )
480 __entry->dev = ca->dev;
481 __entry->reserve = reserve;
484 TP_printk("%d,%d reserve %d",
485 MAJOR(__entry->dev), MINOR(__entry->dev),
489 DEFINE_EVENT(bucket_alloc, bucket_alloc,
490 TP_PROTO(struct bch_dev *ca, enum alloc_reserve reserve),
494 DEFINE_EVENT(bucket_alloc, bucket_alloc_fail,
495 TP_PROTO(struct bch_dev *ca, enum alloc_reserve reserve),
499 DEFINE_EVENT(bucket_alloc, open_bucket_alloc_fail,
500 TP_PROTO(struct bch_dev *ca, enum alloc_reserve reserve),
506 DEFINE_EVENT(bkey, move_extent,
507 TP_PROTO(const struct bkey *k),
511 DEFINE_EVENT(bkey, move_alloc_fail,
512 TP_PROTO(const struct bkey *k),
516 DEFINE_EVENT(bkey, move_race,
517 TP_PROTO(const struct bkey *k),
521 TRACE_EVENT(move_data,
522 TP_PROTO(struct bch_fs *c, u64 sectors_moved,
524 TP_ARGS(c, sectors_moved, keys_moved),
528 __field(u64, sectors_moved )
529 __field(u64, keys_moved )
533 __entry->dev = c->dev;
534 __entry->sectors_moved = sectors_moved;
535 __entry->keys_moved = keys_moved;
538 TP_printk("%d,%d sectors_moved %llu keys_moved %llu",
539 MAJOR(__entry->dev), MINOR(__entry->dev),
540 __entry->sectors_moved, __entry->keys_moved)
544 TP_PROTO(struct bch_fs *c,
545 u64 sectors_moved, u64 sectors_not_moved,
546 u64 buckets_moved, u64 buckets_not_moved),
548 sectors_moved, sectors_not_moved,
549 buckets_moved, buckets_not_moved),
553 __field(u64, sectors_moved )
554 __field(u64, sectors_not_moved )
555 __field(u64, buckets_moved )
556 __field(u64, buckets_not_moved )
560 __entry->dev = c->dev;
561 __entry->sectors_moved = sectors_moved;
562 __entry->sectors_not_moved = sectors_not_moved;
563 __entry->buckets_moved = buckets_moved;
564 __entry->buckets_not_moved = buckets_moved;
567 TP_printk("%d,%d sectors moved %llu remain %llu buckets moved %llu remain %llu",
568 MAJOR(__entry->dev), MINOR(__entry->dev),
569 __entry->sectors_moved, __entry->sectors_not_moved,
570 __entry->buckets_moved, __entry->buckets_not_moved)
573 TRACE_EVENT(copygc_wait,
574 TP_PROTO(struct bch_fs *c,
575 u64 wait_amount, u64 until),
576 TP_ARGS(c, wait_amount, until),
580 __field(u64, wait_amount )
585 __entry->dev = c->dev;
586 __entry->wait_amount = wait_amount;
587 __entry->until = until;
590 TP_printk("%d,%u waiting for %llu sectors until %llu",
591 MAJOR(__entry->dev), MINOR(__entry->dev),
592 __entry->wait_amount, __entry->until)
595 DECLARE_EVENT_CLASS(transaction_restart,
596 TP_PROTO(const char *trans_fn,
597 unsigned long caller_ip),
598 TP_ARGS(trans_fn, caller_ip),
601 __array(char, trans_fn, 24 )
602 __field(unsigned long, caller_ip )
606 strncpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
607 __entry->caller_ip = caller_ip;
610 TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip)
613 DEFINE_EVENT(transaction_restart, transaction_restart_ip,
614 TP_PROTO(const char *trans_fn,
615 unsigned long caller_ip),
616 TP_ARGS(trans_fn, caller_ip)
619 DEFINE_EVENT(transaction_restart, trans_blocked_journal_reclaim,
620 TP_PROTO(const char *trans_fn,
621 unsigned long caller_ip),
622 TP_ARGS(trans_fn, caller_ip)
625 DEFINE_EVENT(transaction_restart, trans_restart_journal_res_get,
626 TP_PROTO(const char *trans_fn,
627 unsigned long caller_ip),
628 TP_ARGS(trans_fn, caller_ip)
631 DEFINE_EVENT(transaction_restart, trans_restart_journal_preres_get,
632 TP_PROTO(const char *trans_fn,
633 unsigned long caller_ip),
634 TP_ARGS(trans_fn, caller_ip)
637 DEFINE_EVENT(transaction_restart, trans_restart_journal_reclaim,
638 TP_PROTO(const char *trans_fn,
639 unsigned long caller_ip),
640 TP_ARGS(trans_fn, caller_ip)
643 DEFINE_EVENT(transaction_restart, trans_restart_fault_inject,
644 TP_PROTO(const char *trans_fn,
645 unsigned long caller_ip),
646 TP_ARGS(trans_fn, caller_ip)
649 DEFINE_EVENT(transaction_restart, trans_traverse_all,
650 TP_PROTO(const char *trans_fn,
651 unsigned long caller_ip),
652 TP_ARGS(trans_fn, caller_ip)
655 DEFINE_EVENT(transaction_restart, trans_restart_mark_replicas,
656 TP_PROTO(const char *trans_fn,
657 unsigned long caller_ip),
658 TP_ARGS(trans_fn, caller_ip)
661 DEFINE_EVENT(transaction_restart, trans_restart_key_cache_raced,
662 TP_PROTO(const char *trans_fn,
663 unsigned long caller_ip),
664 TP_ARGS(trans_fn, caller_ip)
667 DECLARE_EVENT_CLASS(transaction_restart_iter,
668 TP_PROTO(const char *trans_fn,
669 unsigned long caller_ip,
670 enum btree_id btree_id,
672 TP_ARGS(trans_fn, caller_ip, btree_id, pos),
675 __array(char, trans_fn, 24 )
676 __field(unsigned long, caller_ip )
677 __field(u8, btree_id )
678 __field(u64, pos_inode )
679 __field(u64, pos_offset )
680 __field(u32, pos_snapshot )
684 strncpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
685 __entry->caller_ip = caller_ip;
686 __entry->btree_id = btree_id;
687 __entry->pos_inode = pos->inode;
688 __entry->pos_offset = pos->offset;
689 __entry->pos_snapshot = pos->snapshot;
692 TP_printk("%s %pS btree %u pos %llu:%llu:%u",
694 (void *) __entry->caller_ip,
698 __entry->pos_snapshot)
701 DEFINE_EVENT(transaction_restart_iter, trans_restart_btree_node_reused,
702 TP_PROTO(const char *trans_fn,
703 unsigned long caller_ip,
704 enum btree_id btree_id,
706 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
709 DEFINE_EVENT(transaction_restart_iter, trans_restart_btree_node_split,
710 TP_PROTO(const char *trans_fn,
711 unsigned long caller_ip,
712 enum btree_id btree_id,
714 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
717 DEFINE_EVENT(transaction_restart_iter, trans_restart_mark,
718 TP_PROTO(const char *trans_fn,
719 unsigned long caller_ip,
720 enum btree_id btree_id,
722 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
725 DEFINE_EVENT(transaction_restart_iter, trans_restart_upgrade,
726 TP_PROTO(const char *trans_fn,
727 unsigned long caller_ip,
728 enum btree_id btree_id,
730 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
733 DEFINE_EVENT(transaction_restart_iter, trans_restart_iter_upgrade,
734 TP_PROTO(const char *trans_fn,
735 unsigned long caller_ip,
736 enum btree_id btree_id,
738 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
741 DEFINE_EVENT(transaction_restart_iter, trans_restart_relock,
742 TP_PROTO(const char *trans_fn,
743 unsigned long caller_ip,
744 enum btree_id btree_id,
746 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
749 DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_next_node,
750 TP_PROTO(const char *trans_fn,
751 unsigned long caller_ip,
752 enum btree_id btree_id,
754 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
757 DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_parent_for_fill,
758 TP_PROTO(const char *trans_fn,
759 unsigned long caller_ip,
760 enum btree_id btree_id,
762 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
765 DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_after_fill,
766 TP_PROTO(const char *trans_fn,
767 unsigned long caller_ip,
768 enum btree_id btree_id,
770 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
773 DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_key_cache_fill,
774 TP_PROTO(const char *trans_fn,
775 unsigned long caller_ip,
776 enum btree_id btree_id,
778 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
781 DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_path,
782 TP_PROTO(const char *trans_fn,
783 unsigned long caller_ip,
784 enum btree_id btree_id,
786 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
789 DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_path_intent,
790 TP_PROTO(const char *trans_fn,
791 unsigned long caller_ip,
792 enum btree_id btree_id,
794 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
797 DEFINE_EVENT(transaction_restart_iter, trans_restart_traverse,
798 TP_PROTO(const char *trans_fn,
799 unsigned long caller_ip,
800 enum btree_id btree_id,
802 TP_ARGS(trans_fn, caller_ip, btree_id, pos)
805 TRACE_EVENT(trans_restart_would_deadlock,
806 TP_PROTO(const char *trans_fn,
807 unsigned long caller_ip,
808 bool in_traverse_all,
810 enum btree_id have_btree_id,
811 unsigned have_iter_type,
812 struct bpos *have_pos,
813 enum btree_id want_btree_id,
814 unsigned want_iter_type,
815 struct bpos *want_pos),
816 TP_ARGS(trans_fn, caller_ip, in_traverse_all, reason,
817 have_btree_id, have_iter_type, have_pos,
818 want_btree_id, want_iter_type, want_pos),
821 __array(char, trans_fn, 24 )
822 __field(unsigned long, caller_ip )
823 __field(u8, in_traverse_all )
825 __field(u8, have_btree_id )
826 __field(u8, have_iter_type )
827 __field(u8, want_btree_id )
828 __field(u8, want_iter_type )
830 __field(u64, have_pos_inode )
831 __field(u64, have_pos_offset )
832 __field(u32, have_pos_snapshot)
833 __field(u32, want_pos_snapshot)
834 __field(u64, want_pos_inode )
835 __field(u64, want_pos_offset )
839 strncpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
840 __entry->caller_ip = caller_ip;
841 __entry->in_traverse_all = in_traverse_all;
842 __entry->reason = reason;
843 __entry->have_btree_id = have_btree_id;
844 __entry->have_iter_type = have_iter_type;
845 __entry->want_btree_id = want_btree_id;
846 __entry->want_iter_type = want_iter_type;
848 __entry->have_pos_inode = have_pos->inode;
849 __entry->have_pos_offset = have_pos->offset;
850 __entry->have_pos_snapshot = have_pos->snapshot;
852 __entry->want_pos_inode = want_pos->inode;
853 __entry->want_pos_offset = want_pos->offset;
854 __entry->want_pos_snapshot = want_pos->snapshot;
857 TP_printk("%s %pS traverse_all %u because %u have %u:%u %llu:%llu:%u want %u:%u %llu:%llu:%u",
859 (void *) __entry->caller_ip,
860 __entry->in_traverse_all,
862 __entry->have_btree_id,
863 __entry->have_iter_type,
864 __entry->have_pos_inode,
865 __entry->have_pos_offset,
866 __entry->have_pos_snapshot,
867 __entry->want_btree_id,
868 __entry->want_iter_type,
869 __entry->want_pos_inode,
870 __entry->want_pos_offset,
871 __entry->want_pos_snapshot)
874 TRACE_EVENT(trans_restart_would_deadlock_write,
875 TP_PROTO(const char *trans_fn),
879 __array(char, trans_fn, 24 )
883 strncpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
886 TP_printk("%s", __entry->trans_fn)
889 TRACE_EVENT(trans_restart_mem_realloced,
890 TP_PROTO(const char *trans_fn,
891 unsigned long caller_ip,
892 unsigned long bytes),
893 TP_ARGS(trans_fn, caller_ip, bytes),
896 __array(char, trans_fn, 24 )
897 __field(unsigned long, caller_ip )
898 __field(unsigned long, bytes )
902 strncpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn));
903 __entry->caller_ip = caller_ip;
904 __entry->bytes = bytes;
907 TP_printk("%s %pS bytes %lu",
909 (void *) __entry->caller_ip,
913 #endif /* _TRACE_BCACHE_H */
915 /* This part must be outside protection */
916 #include <trace/define_trace.h>