NBD_RT_DESTROY_ON_DISCONNECT 1926 drivers/block/nbd.c set_bit(NBD_RT_DESTROY_ON_DISCONNECT, NBD_RT_DESTROY_ON_DISCONNECT 2102 drivers/block/nbd.c if (!test_and_set_bit(NBD_RT_DESTROY_ON_DISCONNECT, NBD_RT_DESTROY_ON_DISCONNECT 2107 drivers/block/nbd.c if (test_and_clear_bit(NBD_RT_DESTROY_ON_DISCONNECT,