linux-kernel - Re: [PATCH 03/19] Revert "KVM: SVM: Introduce hybrid-AVIC mode"

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Message-ID: <CALMp9eQWHADOoQsocSWwwhyyxk-5oT=GzsGJSj1H=Lsfo=fuEQ@mail.gmail.com>
Date:   Thu, 1 Sep 2022 04:47:56 -0700
From:   Jim Mattson <jmattson@...gle.com>
To:     Maxim Levitsky <mlevitsk@...hat.com>
Cc:     Sean Christopherson <seanjc@...gle.com>,
        Paolo Bonzini <pbonzini@...hat.com>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Suravee Suthikulpanit <suravee.suthikulpanit@....com>,
        Li RongQing <lirongqing@...du.com>
Subject: Re: [PATCH 03/19] Revert "KVM: SVM: Introduce hybrid-AVIC mode"

On Thu, Sep 1, 2022 at 3:26 AM Maxim Levitsky <mlevitsk@...hat.com> wrote:

> I just know that nothing is absolute, in some rare cases (like different APIC base per cpu),
> it is just not feasable to support the spec.

Why isn't this feasible? We supported it when I was at VMware.