linux/fs/bcachefs/btree_key_cache.h
Kent Overstreet 8cad3e2f73 bcachefs: Use cached iterators for inode updates
This switches inode updates to use cached btree iterators - which should
be a nice performance boost, since lock contention on the inodes btree
can be a bottleneck on multithreaded workloads.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
2023-10-22 17:08:45 -04:00

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C

#ifndef _BCACHEFS_BTREE_KEY_CACHE_H
#define _BCACHEFS_BTREE_KEY_CACHE_H
struct bkey_cached *
bch2_btree_key_cache_find(struct bch_fs *, enum btree_id, struct bpos);
int bch2_btree_iter_traverse_cached(struct btree_iter *);
bool bch2_btree_insert_key_cached(struct btree_trans *,
struct btree_iter *, struct bkey_i *);
int bch2_btree_key_cache_flush(struct btree_trans *,
enum btree_id, struct bpos);
#ifdef CONFIG_BCACHEFS_DEBUG
void bch2_btree_key_cache_verify_clean(struct btree_trans *,
enum btree_id, struct bpos);
#else
static inline void
bch2_btree_key_cache_verify_clean(struct btree_trans *trans,
enum btree_id id, struct bpos pos) {}
#endif
void bch2_fs_btree_key_cache_exit(struct btree_key_cache *);
void bch2_fs_btree_key_cache_init_early(struct btree_key_cache *);
int bch2_fs_btree_key_cache_init(struct btree_key_cache *);
void bch2_btree_key_cache_to_text(struct printbuf *, struct btree_key_cache *);
#endif /* _BCACHEFS_BTREE_KEY_CACHE_H */