Messages in this thread | | | Date | Mon, 30 Apr 2012 13:40:34 -0700 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH] kvm: fix cpuid eax |
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On 04/30/2012 01:37 PM, Anthony Liguori wrote: > On 04/30/2012 09:39 AM, Michael S. Tsirkin wrote: >> cpuid eax should return the max leaf so that >> guests can find out the valid range. >> This matches Xen et al. > > What KVM does here predates Xen and Hyper-V. > > This is an ABI breaker. >
What Intel and AMD have done here predates KVM...
What exactly relies on a zero here?
-hpa
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