btree_keys_expensive_checks 1063 drivers/md/bcache/bset.c if (btree_keys_expensive_checks(b)) { btree_keys_expensive_checks 584 drivers/md/bcache/bset.h return btree_keys_expensive_checks(b) ? __bch_count_data(b) : -1; btree_keys_expensive_checks 589 drivers/md/bcache/bset.h if (btree_keys_expensive_checks(b)) \