Starting a KVM domain on s390 with old machine type (such as
s390-ccw-virtio-2.5) and without any guest CPU model configured fails
with
CPU models are not available: KVM doesn't support CPU models
QEMU error. This is cause by libvirt using host-model CPU as the default
CPU based on QEMU repor
It does what it is supposed to do even so version checking is not really
nice but not spending the effort to design a new qom interface is OK.
@Christian Ehrhardt: I guess you need to add the ubuntu effected machine
type(s) to s390HostPassthroughOnlyMachines as well as add an adjusted
test lik
