VHOST_SET_LOG_FD 45 include/uapi/linux/vhost.h #define VHOST_SET_LOG_FD _IOW(VHOST_VIRTIO, 0x07, int) VHOST_SET_LOG_FD 45 tools/include/uapi/linux/vhost.h #define VHOST_SET_LOG_FD _IOW(VHOST_VIRTIO, 0x07, int)