linux-kernel - Re: [PATCH v3 0/2] KVM: MSR-based features

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Message-ID: <a8e06bf3-a370-b14e-6161-b2c83dddd5fd@redhat.com>
Date:   Tue, 17 Apr 2018 11:47:44 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Wanpeng Li <kernellwp@...il.com>,
        Tom Lendacky <thomas.lendacky@....com>
Cc:     the arch/x86 maintainers <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>, kvm <kvm@...r.kernel.org>,
        Joerg Roedel <joro@...tes.org>, Borislav Petkov <bp@...en8.de>,
        Thomas Gleixner <tglx@...utronix.de>,
        Radim Krčmář <rkrcmar@...hat.com>
Subject: Re: [PATCH v3 0/2] KVM: MSR-based features

On 17/04/2018 10:39, Wanpeng Li wrote:
> 2018-02-22 3:39 GMT+08:00 Tom Lendacky <thomas.lendacky@....com>:
>> The following series implements support within KVM for MSR-based features.
>> The first patch creates the MSR-based feature framework used to retrieve
>> the available MSR-based features.  The second patch makes use of the
>> framework to allow a guest to determine if the LFENCE instruction is
>> serializing on AMD processors.
> Is there a qemu patch for LFENCE instruction?

No, not yet.

Paolo