struct btree *__bch2_btree_node_mem_alloc(struct bch_fs *);
struct btree *bch2_btree_node_mem_alloc(struct bch_fs *);
-struct btree *bch2_btree_node_get(struct bch_fs *, struct btree_iter *,
+struct btree *bch2_btree_node_get(struct btree_trans *, struct btree_iter *,
const struct bkey_i *, unsigned,
enum six_lock_type, unsigned long);
struct btree *bch2_btree_node_get_noiter(struct bch_fs *, const struct bkey_i *,
enum btree_id, unsigned, bool);
-void bch2_btree_node_prefetch(struct bch_fs *, struct btree_iter *,
- const struct bkey_i *, enum btree_id, unsigned);
+int bch2_btree_node_prefetch(struct bch_fs *, struct btree_iter *,
+ const struct bkey_i *, enum btree_id, unsigned);
void bch2_btree_node_evict(struct bch_fs *, const struct bkey_i *);