linux-kernel - Re: [PATCH] x86/cpufeatures: Add support for fast short rep mov

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Message-ID: <20200108103040.GB27363@zn.tnic>
Date:   Wed, 8 Jan 2020 11:30:40 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     "Luck, Tony" <tony.luck@...el.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/cpufeatures: Add support for fast short rep mov

On Tue, Jan 07, 2020 at 02:36:06PM -0800, Luck, Tony wrote:
> Yes FSRM implies ERMS

Ok, I've added this comment ontop so that it is clear what's going on
there:

	/* FSRM implies ERMS => no length checks, do the copy directly */

-- 
Regards/Gruss,
    Boris.

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