linux-kernel - Re: [PATCH 04/15] KVM: x86: Move RDPID emulation intercept to its own enum

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Message-ID: <CALMp9eTh6JMdeAW9JAP7L6CciBQYgOPgogcQzcfKf=quY0k_2w@mail.gmail.com>
Date:   Tue, 4 May 2021 16:24:01 -0700
From:   Jim Mattson <jmattson@...gle.com>
To:     Sean Christopherson <seanjc@...gle.com>
Cc:     Paolo Bonzini <pbonzini@...hat.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Joerg Roedel <joro@...tes.org>, kvm list <kvm@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Xiaoyao Li <xiaoyao.li@...el.com>,
        Reiji Watanabe <reijiw@...gle.com>
Subject: Re: [PATCH 04/15] KVM: x86: Move RDPID emulation intercept to its own enum

On Tue, May 4, 2021 at 10:17 AM Sean Christopherson <seanjc@...gle.com> wrote:
>
> Add a dedicated intercept enum for RDPID instead of piggybacking RDTSCP.
> Unlike VMX's ENABLE_RDTSCP, RDPID is not bound to SVM's RDTSCP intercept.
>
> Fixes: fb6d4d340e05 ("KVM: x86: emulate RDPID")
> Cc: stable@...r.kernel.org
> Signed-off-by: Sean Christopherson <seanjc@...gle.com>
Reviewed-by: Jim Mattson <jmattson@...gle.com>