Re: [Patch 3/6] kvm: svm: Add support for XSAVES on AMD

Paolo Bonzini
2019-10-09T22:49:09Z

On 09/10/19 23:58, Jim Mattson wrote:
> I was just confused by your wording;
> it sounded like you were saying that KVM supported bit 8.
>
> How about:
>
> /*
> * We do support PT if kvm_x86_ops->pt_supported(), but we do not
> * support IA32_XSS[bit 8]. Guests will have to use WRMSR rather than
> * XSAVES/XRSTORS to save/restore PT MSRs.
> */

Good!

Paolo