Re: [PATCH 14/15] KVM: MTRR: do not map huage page for non-consistent range

From: Paolo Bonzini
Date: Thu Jun 04 2015 - 04:34:27 EST




On 04/06/2015 10:26, Xiao Guangrong wrote:
>>
>> CR0.CD is always 0 in both host and guest, i guess it's why we cleared
>> CR0.CD and CR0.NW in vmx_set_cr0().
>
> It reminds me that we should check guest CR0.CD before check guest MTRR
> and disable guest PAT if guest CR0.CD = 1.

I think it can be done separately, on top.

Paolo
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