On Mon, Aug 4, 2014 at 5:44 AM, Paolo Bonzini wrote:
> Il 02/08/2014 06:15, Xiao Guangrong ha scritto:
>> I prefer to also caching the spte’s generation number, then check the number
>> in quickly_check_mmio_pf().
>
> I agree, thanks Xiao for the review and David for the report!
I like this appro
Il 02/08/2014 06:15, Xiao Guangrong ha scritto:
> I prefer to also caching the spte’s generation number, then check the number
> in quickly_check_mmio_pf().
I agree, thanks Xiao for the review and David for the report!
Paolo
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On Aug 2, 2014, at 7:54 AM, David Matlack wrote:
> The following events can lead to an incorrect KVM_EXIT_MMIO bubbling
> up to userspace:
>
> (1) Guest accesses gpa X without a memory slot. The gfn is cached in
> struct kvm_vcpu_arch (mmio_gfn). On Intel EPT-enabled hosts, KVM sets
> the SPTE
