btree_map_keys_fn 2421 drivers/md/bcache/btree.c 				      struct bkey *from, btree_map_keys_fn *fn,
btree_map_keys_fn 2448 drivers/md/bcache/btree.c 		       struct bkey *from, btree_map_keys_fn *fn, int flags)
btree_map_keys_fn  315 drivers/md/bcache/btree.h typedef int (btree_map_keys_fn)(struct btree_op *op, struct btree *b,
btree_map_keys_fn  318 drivers/md/bcache/btree.h 		       struct bkey *from, btree_map_keys_fn *fn, int flags);