Support `fd` property in virtio-blk
The virtio-blk driver doesn't support the fd property.
This property is needed for libvirt where the daemon, that usually has more privileges, opens the char device and passes it to the VMM (e.g. QEMU).
The virtio-blk driver doesn't support the fd property.
This property is needed for libvirt where the daemon, that usually has more privileges, opens the char device and passes it to the VMM (e.g. QEMU).