linux/drivers/md/bcache/debug.h

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#ifndef _BCACHE_DEBUG_H
#define _BCACHE_DEBUG_H
/* Btree/bkey debug printing */
int bch_bkey_to_text(char *buf, size_t size, const struct bkey *k);
#ifdef CONFIG_BCACHE_DEBUG
void bch_btree_verify(struct btree *);
void bch_data_verify(struct cached_dev *, struct bio *);
int __bch_count_data(struct btree *);
void __bch_check_keys(struct btree *, const char *, ...);
void bch_btree_iter_next_check(struct btree_iter *);
#define EBUG_ON(cond) BUG_ON(cond)
#define expensive_debug_checks(c) ((c)->expensive_debug_checks)
#define key_merging_disabled(c) ((c)->key_merging_disabled)
#define bypass_torture_test(d) ((d)->bypass_torture_test)
#else /* DEBUG */
static inline void bch_btree_verify(struct btree *b) {}
static inline void bch_data_verify(struct cached_dev *dc, struct bio *bio) {}
static inline int __bch_count_data(struct btree *b) { return -1; }
static inline void __bch_check_keys(struct btree *b, const char *fmt, ...) {}
static inline void bch_btree_iter_next_check(struct btree_iter *iter) {}
#define EBUG_ON(cond) do { if (cond); } while (0)
#define expensive_debug_checks(c) 0
#define key_merging_disabled(c) 0
#define bypass_torture_test(d) 0
#endif
#define bch_count_data(b) \
(expensive_debug_checks((b)->c) ? __bch_count_data(b) : -1)
#define bch_check_keys(b, ...) \
do { \
if (expensive_debug_checks((b)->c)) \
__bch_check_keys(b, __VA_ARGS__); \
} while (0)
#ifdef CONFIG_DEBUG_FS
void bch_debug_init_cache_set(struct cache_set *);
#else
static inline void bch_debug_init_cache_set(struct cache_set *c) {}
#endif
#endif