Re: [RFC PATCH] KVM: x86: Fix APIC page invalidation race

From: Paolo Bonzini
Date: Fri Jun 19 2020 - 08:14:38 EST


On 19/06/20 07:17, Xinlong Lin wrote:
>> ÂÂÂ Because of the above race, there can be a mismatch between the
>> ÂÂÂ host physical address stored in the APIC_ACCESS_PAGE VMCS field and
>> ÂÂÂ the host physical address stored in the EPT entry for the APIC GPA
>>  (0xfee0000). When this happens, the processor will not trap APIC
>
> Is the APIC GPA shoud be 0xfee00000?

Yes, there's a missing zero.

Paolo