"Dr. David Alan Gilbert" <dgilb...@redhat.com> writes: > I'm not sure what the equivalent bear traps are in the Hyper-V world, > but I'd be surprised if there weren't any; for example what happens > when someone upgrades one of their hosts to some minor version that > adds/removes a feature?
Here we're talking about Hyper-V emulation in KVM, features only get added there, but even if it gets removed it will be detected by libvirt ... > > Also, how does libvirt figure out that the features are actually the > same - does it need a bunch of detection code? ... as I *think* it compares Feature CPUID words (and all Hyper-V features which we enable with hv-all are there). -- Vitaly