Re: [PATCH v2] KVM: x86: use CPUID to locate host page table reserved bits
From: Paolo Bonzini
Date: Tue Dec 10 2019 - 04:20:08 EST
On 04/12/19 16:48, Sean Christopherson wrote:
>> + /*
>> + * Quite weird to have VMX or SVM but not MAXPHYADDR; probably a VM with
>> + * custom CPUID. Proceed with whatever the kernel found since these features
>> + * aren't virtualizable (SME/SEV also require CPUIDs higher than 0x80000008).
> No love for MKTME? :-D
I admit I didn't check, but does MKTME really require CPUID leaves in
the "AMD range"? (My machines have 0x80000008 as the highest supported
leaf in that range).