Re: [PATCH v2 7/7] KVM: VMX: Only context switch some PT MSRs when they exist

[Paolo Bonzini <pbonzini@xxxxxxxxxx>]

On 18/10/21 16:04, Xiaoyao Li wrote:
> > If intel_pt_validate_hw_cap is not fast enough, it should be optimized.
> > Something like this:
>
> If I understand correctly, you mean we don't need to cache the existence 
> with two variable, right?

Yes, exactly.

Paolo