diff options
Diffstat (limited to 'fs/bcachefs/btree_key_cache.h')
-rw-r--r-- | fs/bcachefs/btree_key_cache.h | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/fs/bcachefs/btree_key_cache.h b/fs/bcachefs/btree_key_cache.h deleted file mode 100644 index 82d8c72512a9..000000000000 --- a/fs/bcachefs/btree_key_cache.h +++ /dev/null @@ -1,59 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _BCACHEFS_BTREE_KEY_CACHE_H -#define _BCACHEFS_BTREE_KEY_CACHE_H - -static inline size_t bch2_nr_btree_keys_need_flush(struct bch_fs *c) -{ - size_t nr_dirty = atomic_long_read(&c->btree_key_cache.nr_dirty); - size_t nr_keys = atomic_long_read(&c->btree_key_cache.nr_keys); - size_t max_dirty = 1024 + nr_keys / 2; - - return max_t(ssize_t, 0, nr_dirty - max_dirty); -} - -static inline ssize_t __bch2_btree_key_cache_must_wait(struct bch_fs *c) -{ - size_t nr_dirty = atomic_long_read(&c->btree_key_cache.nr_dirty); - size_t nr_keys = atomic_long_read(&c->btree_key_cache.nr_keys); - size_t max_dirty = 4096 + (nr_keys * 3) / 4; - - return nr_dirty - max_dirty; -} - -static inline bool bch2_btree_key_cache_must_wait(struct bch_fs *c) -{ - return __bch2_btree_key_cache_must_wait(c) > 0; -} - -static inline bool bch2_btree_key_cache_wait_done(struct bch_fs *c) -{ - size_t nr_dirty = atomic_long_read(&c->btree_key_cache.nr_dirty); - size_t nr_keys = atomic_long_read(&c->btree_key_cache.nr_keys); - size_t max_dirty = 2048 + (nr_keys * 5) / 8; - - return nr_dirty <= max_dirty; -} - -int bch2_btree_key_cache_journal_flush(struct journal *, - struct journal_entry_pin *, u64); - -struct bkey_cached * -bch2_btree_key_cache_find(struct bch_fs *, enum btree_id, struct bpos); - -int bch2_btree_path_traverse_cached(struct btree_trans *, btree_path_idx_t, unsigned); - -bool bch2_btree_insert_key_cached(struct btree_trans *, unsigned, - struct btree_insert_entry *); -void bch2_btree_key_cache_drop(struct btree_trans *, - struct btree_path *); - -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 *); - -void bch2_btree_key_cache_exit(void); -int __init bch2_btree_key_cache_init(void); - -#endif /* _BCACHEFS_BTREE_KEY_CACHE_H */ |