Re: [PATCH 5/5] KVM: VMX: Always honor guest PAT on CPUs that support self-snoop
From: Vitaly Kuznetsov
Date: Tue Sep 03 2024 - 12:20:54 EST
Sean Christopherson <seanjc@xxxxxxxxxx> writes:
> On Mon, Sep 02, 2024, Vitaly Kuznetsov wrote:
>> FWIW, I use QEMU-9.0 from the same C10S (qemu-kvm-9.0.0-7.el10.x86_64)
>> but I don't think it matters in this case. My CPU is "Intel(R) Xeon(R)
>> Silver 4410Y".
>
> Has this been reproduced on any other hardware besides SPR? I.e. did we stumble
> on another hardware issue?
Very possible, as according to Yan Zhao this doesn't reproduce on at
least "Coffee Lake-S". Let me try to grab some random hardware around
and I'll be back with my observations.
--
Vitaly