i miss read the indentation _add_rng_device was only called form _set_qemu_guest_agent
but it was called uncondtionally as was _set_qemu_guest_agent so it actully was working just hard to follow
i miss read the indentation guest_agent
_add_rng_device was only called form _set_qemu_
but it was called uncondtionally as was _set_qemu_ guest_agent
so it actully was working just hard to follow