linux-kernel - Re: [PATCH 3/4] x86/microcode/intel: Replace sync_core() with cpuid

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Message-ID: <20161201091121.igdbxppevrmjiwbz@pd.tnic>
Date:   Thu, 1 Dec 2016 10:11:21 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     Andy Lutomirski <luto@...nel.org>
Cc:     x86@...nel.org, One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Brian Gerst <brgerst@...il.com>,
        Matthew Whitehead <tedheadster@...il.com>,
        Henrique de Moraes Holschuh <hmh@....eng.br>
Subject: Re: [PATCH 3/4] x86/microcode/intel: Replace sync_core() with
 cpuid_eax(1)

On Wed, Nov 30, 2016 at 12:34:54PM -0800, Andy Lutomirski wrote:
> The Intel microcode driver is using sync_core() to mean "do CPUID
> with EAX=1".  I want to rework sync_core(), but first the Intel
> microcode driver needs to stop depending on its current behavior.
> 
> Reported-by: Henrique de Moraes Holschuh <hmh@....eng.br>
> Cc: Borislav Petkov <bp@...en8.de>
> Signed-off-by: Andy Lutomirski <luto@...nel.org>
> ---
>  arch/x86/kernel/cpu/microcode/intel.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)

Acked-by: Borislav Petkov <bp@...e.de>

-- 
Regards/Gruss,
    Boris.

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