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

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Message-ID: <30eee80130339f31847caa9fc0aa79999c0902d5.camel@redhat.com>
Date:   Wed, 31 Aug 2022 21:01:38 +0300
From:   Maxim Levitsky <mlevitsk@...hat.com>
To:     Jim Mattson <jmattson@...gle.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 Wed, 2022-08-31 at 10:58 -0700, Jim Mattson wrote:
> On Wed, Aug 31, 2022 at 10:49 AM Maxim Levitsky <mlevitsk@...hat.com> wrote:
> 
> > In this case I say that there is no wiggle room for KVM to not allow different APIC bases
> > on each CPU - the spec 100% allows it, but in KVM it is broken.
> 
> This would actually be my first candidate for
> Documentation/virt/kvm/x86/errata.rst!
> 
100% agree.

Best regards,
	Maxim Levitsky