Re: [PATCH 4/8] KVM: SVM: move guest vmsave/vmload to assembly
From: Andrew Cooper
Date: Mon Nov 07 2022 - 10:48:17 EST
On 07/11/2022 15:37, Paolo Bonzini wrote:
> On 11/7/22 16:32, Andrew Cooper wrote:
>>> - vmload(svm->vmcb01.pa);
>>> __svm_vcpu_run(vmcb_pa, svm);
>>> - vmsave(svm->vmcb01.pa);
>>> -
>>> vmload(__sme_page_pa(sd->save_area));
>>
>> %gs is still the guests until this vmload has completed. It needs to
>> move down into asm too.
>
> Sure, that's patch 6 in the series. See also cover letter: "this
> means moving guest vmload/vmsave and host vmload to assembly".
Oh, ok. I missed that it was split across two patches.
Sorry for the noise. The end result looks ok.
~Andrew