On 06/12/2016 09:49, David Hildenbrand wrote: >>> >>> I feel a better solution is to mask off this capability on the one >>> processor. >> >> I like the global toggle better -- it is less code with more uses. > > (not having much insight) what speaks against allowing such features > only if available on all CPUs symmetrically? I actually prefer having an > automatism to some magic toggle. I agree with David. Just warn and proceed with the minimum common set of features. Paolo -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html