Move c_src dirs back to toplevel

[bcachefs-tools-debian] / libbcachefs / btree_key_cache.h

diff --git a/libbcachefs/btree_key_cache.h b/libbcachefs/btree_key_cache.h
index d7d31a0662c366dafb431d8706c916f17098d51a..e6b2cd0dd2c1afc2a21c628763422c2a2a314f69 100644 (file)
--- a/libbcachefs/btree_key_cache.h
+++ b/libbcachefs/btree_key_cache.h
@@ -1,41 +1,38 @@
+/* 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 = READ_ONCE(c->btree_key_cache.nr_dirty);
-       size_t nr_keys = READ_ONCE(c->btree_key_cache.nr_dirty);
-       size_t max_dirty = 4096 + nr_keys  / 2;
+       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 bool bch2_btree_key_cache_must_wait(struct bch_fs *c)
 {
-       size_t nr_dirty = READ_ONCE(c->btree_key_cache.nr_dirty);
-       size_t nr_keys = READ_ONCE(c->btree_key_cache.nr_dirty);
+       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;
 }
 
+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_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
+int bch2_btree_path_traverse_cached(struct btree_trans *, struct btree_path *,
+                                   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 *);