linux-kernel - Re: [PATCH v4] x86, mem: move memmove to out of line assembler

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Message-ID: <YzVC2p+RLDcnlC3a@gmail.com>
Date:   Thu, 29 Sep 2022 09:01:46 +0200
From:   Ingo Molnar <mingo@...nel.org>
To:     Nick Desaulniers <ndesaulniers@...gle.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
        "H . Peter Anvin" <hpa@...or.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Kees Cook <keescook@...omium.org>,
        linux-kernel@...r.kernel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        llvm@...ts.linux.dev, Andy Lutomirski <luto@...nel.org>,
        Rasmus Villemoes <linux@...musvillemoes.dk>
Subject: Re: [PATCH v4] x86, mem: move memmove to out of line assembler


* Nick Desaulniers <ndesaulniers@...gle.com> wrote:

> +	/* Test a backwards overlapping memmove first. 256 and 1024 are
> +	 * important for i386 to use rep movsl.
> +	 */

Nit, please use the customary (multi-line) comment style:

  /*
   * Comment .....
   * ...... goes here.
   */

specified in Documentation/CodingStyle.

Thanks,

        Ingo