Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef _BCACHE_DEBUG_H
2#define _BCACHE_DEBUG_H
3
4/* Btree/bkey debug printing */
5
6int bch_bkey_to_text(char *buf, size_t size, const struct bkey *k);
7
8#ifdef CONFIG_BCACHE_DEBUG
9
10void bch_btree_verify(struct btree *, struct bset *);
11void bch_data_verify(struct cached_dev *, struct bio *);
12int __bch_count_data(struct btree *);
13void __bch_check_keys(struct btree *, const char *, ...);
14void bch_btree_iter_next_check(struct btree_iter *);
15
16#define EBUG_ON(cond) BUG_ON(cond)
17#define expensive_debug_checks(c) ((c)->expensive_debug_checks)
18#define key_merging_disabled(c) ((c)->key_merging_disabled)
19#define bypass_torture_test(d) ((d)->bypass_torture_test)
20
21#else /* DEBUG */
22
23static inline void bch_btree_verify(struct btree *b, struct bset *i) {}
24static inline void bch_data_verify(struct cached_dev *dc, struct bio *bio) {}
25static inline int __bch_count_data(struct btree *b) { return -1; }
26static inline void __bch_check_keys(struct btree *b, const char *fmt, ...) {}
27static inline void bch_btree_iter_next_check(struct btree_iter *iter) {}
28
29#define EBUG_ON(cond) do { if (cond); } while (0)
30#define expensive_debug_checks(c) 0
31#define key_merging_disabled(c) 0
32#define bypass_torture_test(d) 0
33
34#endif
35
36#define bch_count_data(b) \
37 (expensive_debug_checks((b)->c) ? __bch_count_data(b) : -1)
38
39#define bch_check_keys(b, ...) \
40do { \
41 if (expensive_debug_checks((b)->c)) \
42 __bch_check_keys(b, __VA_ARGS__); \
43} while (0)
44
45#ifdef CONFIG_DEBUG_FS
46void bch_debug_init_cache_set(struct cache_set *);
47#else
48static inline void bch_debug_init_cache_set(struct cache_set *c) {}
49#endif
50
51#endif