Re: [libvirt] [Qemu-devel] [PATCH/QEMU] s390x/kvm: use cpu_model_available for guarded storage on compat machines

On Fri, Oct 27, 2017 at 17:18:44 +0200, Halil Pasic wrote: > On 10/27/2017 04:06 PM, Christian Borntraeger wrote: ... >> I talked to several people and it seems that on x86 the host model will also enable new features >> that are not known by older QEMUs and its considered works as designed. (see also Jiris mail) > > Yes, I've seen that. It would be nice though if this design was easier to > find in written. Unfortunately I can read minds only to a very limited extent, > and the written stuff I've read did not give me a full understanding of the > design -- although the entity to blame for this could be my limited intellect. I think it's more likely the documentation is just not perfect. I'll look at it and try to make it better. I know about some parts which need to be clarified thanks to this discussion. Jirka