VHOST_SET_VRING_ERR   80 include/uapi/linux/vhost.h #define VHOST_SET_VRING_ERR _IOW(VHOST_VIRTIO, 0x22, struct vhost_vring_file)
VHOST_SET_VRING_ERR   80 tools/include/uapi/linux/vhost.h #define VHOST_SET_VRING_ERR _IOW(VHOST_VIRTIO, 0x22, struct vhost_vring_file)