Re: [qemu-s390x] [PATCH v2 5/5] s390x/cpumodel: Set up CPU model for AP device support

[David Hildenbrand]

>> Hm, do you need this twice?
> 
> In my opinion this has only value if we assume that HW and/or KVM is buggy and
> we are running host model (or it's expansion).
> 

The "sanity" checks in KVM sensing code don't really hurt. But I agree,
sane KVM should not produce this.

> And even the we would get a warning, and nothing bad would happen with a linux
> guest.
> 
> While I'm not strongly opposing this, I would not mind it dropped. If we want
> to make sure things are consistent I would prefer the consistency check being
> generating an error (instead of a warning).
> 

We use a warning as it is helpful for development (e.g. under TCG you
can enable msa5, although we yield a warning due to a failing
consistency check).

-- 

Thanks,

David / dhildenb