(1ULL << VIRTIO_F_NOTIFY_ON_EMPTY) | \
(1ULL << VHOST_USER_F_PROTOCOL_FEATURES))
+struct vhost_blk_ctrlr *g_vhost_ctrlr;
+
/* Path to folder where character device will be created. Can be set by user. */
static char dev_pathname[PATH_MAX] = "";
static sem_t exit_sem;