linux-kernel - Re: [PATCH] small update for strlen, strnlen, use less cpu instructions

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Message-ID: <CAFLxGvzh621foWC6D3rBv9=_iHjFAU7VNqqpRf6wwCO7Ucq=LQ@mail.gmail.com>
Date:	Tue, 16 Jun 2015 12:37:40 +0200
From:	Richard Weinberger <richard.weinberger@...il.com>
To:	Orestes Leal Rodriguez <lukes357@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] small update for strlen, strnlen, use less cpu instructions

On Tue, Jun 16, 2015 at 11:28 AM, Orestes Leal Rodriguez
<lukes357@...il.com> wrote:
> very small update to strlen and strnlen that now use less cpu instructions
> by using a counter to avoid the memory addresses substraction to find the
> length of the string.

This is not a valid patch submission. Please see
Documentation/SubmittingPatches.

Anyway, why do you think your patch makes strlen() better?
Now strlen() increments a variable for each character it faces, hence
it will consume more cycles.

-- 
Thanks,
//richard
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