Re: [libvirt] [Qemu-devel] CPU model versioning separate from machine type versioning ?

On Thu, Jun 28, 2018 at 16:23:53 -0300, Eduardo Habkost wrote: > On Thu, Jun 28, 2018 at 07:59:38PM +0100, Dr. David Alan Gilbert wrote:

> > Would you restrict the combinations to cut down the test matrix - e.g. > > not allow Haswell-3.0.0 on anything prior to a 2.12 machine type? > > Not sure if it would be worth the extra complexity: we would need > an interface to tell libvirt which CPU models are usable on which > machine-types. In case we do this, libvirt should already by ready for it on the API level for both reporting capabilities and CPU comparison/baseline. All these APIs already accept machine type as an optional parameter so that different results can be provided depending on machine type.