linux-kernel - Re: [PATCH v6 1/5] x86/asm: Carve out a generic movdir64b() helper for general usage

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Message-ID: <20200924183335.GP5030@zn.tnic>
Date:   Thu, 24 Sep 2020 20:33:35 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Dave Jiang <dave.jiang@...el.com>
Cc:     vkoul@...nel.org, tglx@...utronix.de, mingo@...hat.com,
        dan.j.williams@...el.com, tony.luck@...el.com, jing.lin@...el.com,
        ashok.raj@...el.com, sanjay.k.kumar@...el.com,
        fenghua.yu@...el.com, kevin.tian@...el.com,
        David.Laight@...LAB.COM, dmaengine@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 1/5] x86/asm: Carve out a generic movdir64b() helper
 for general usage

On Thu, Sep 24, 2020 at 11:00:37AM -0700, Dave Jiang wrote:
> The MOVDIR64B instruction can be used by other wrapper instructions. Move
> the asm code to special_insns.h and have iosubmit_cmds512() call the
> asm function.
> 
> Signed-off-by: Dave Jiang <dave.jiang@...el.com>
> Reviewed-by: Tony Luck <tony.luck@...el.com>

Suggested-by: Michael Matz <matz@...e.de>
Reviewed-by: Borislav Petkov <bp@...e.de>

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette