linux-kernel - Re: [PATCH v2 2/7] x86/hyper-v: Drop HV_X64_CONFIGURE

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Message-ID: <alpine.DEB.2.21.1812102224480.1667@nanos.tec.linutronix.de>
Date:   Mon, 10 Dec 2018 22:24:59 +0100 (CET)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Vitaly Kuznetsov <vkuznets@...hat.com>
cc:     kvm@...r.kernel.org, Paolo Bonzini <pbonzini@...hat.com>,
        Radim Krčmář <rkrcmar@...hat.com>,
        linux-kernel@...r.kernel.org, Roman Kagan <rkagan@...tuozzo.com>,
        "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>, x86@...nel.org,
        "Michael Kelley (EOSG)" <Michael.H.Kelley@...rosoft.com>,
        Eduardo Habkost <ehabkost@...hat.com>
Subject: Re: [PATCH v2 2/7] x86/hyper-v: Drop HV_X64_CONFIGURE_PROFILER
 definition

On Mon, 10 Dec 2018, Vitaly Kuznetsov wrote:

> BIT(13) in HYPERV_CPUID_FEATURES.EBX is described as "ConfigureProfiler" in
> TLFS v4.0 but starting 5.0 it is replaced with 'Reserved'. As we don't
> currently us it in kernel it can just be dropped.
> 
> Signed-off-by: Vitaly Kuznetsov <vkuznets@...hat.com>
> Reviewed-by: Michael Kelley <mikelley@...rosoft.com>

Acked-by: Thomas Gleixner <tglx@...utronix.de>