linux-kernel - Re: [PATCH 5/5] KVM: VMX: Always honor guest PAT on CPUs that support self-snoop

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Message-ID: <Ztcrs2U8RrI3PCzM@google.com>
Date: Tue, 3 Sep 2024 08:30:59 -0700
From: Sean Christopherson <seanjc@...gle.com>
To: Vitaly Kuznetsov <vkuznets@...hat.com>
Cc: Yan Zhao <yan.y.zhao@...el.com>, Gerd Hoffmann <kraxel@...hat.com>, 
	Paolo Bonzini <pbonzini@...hat.com>, kvm@...r.kernel.org, rcu@...r.kernel.org, 
	linux-kernel@...r.kernel.org, Kevin Tian <kevin.tian@...el.com>, 
	Yiwei Zhang <zzyiwei@...gle.com>, Lai Jiangshan <jiangshanlai@...il.com>, 
	"Paul E. McKenney" <paulmck@...nel.org>, Josh Triplett <josh@...htriplett.org>
Subject: Re: [PATCH 5/5] KVM: VMX: Always honor guest PAT on CPUs that support self-snoop

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?