linux-kernel - Re: Alternative implementation of the generic _

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Message-ID: <20080419222911.GJ3700@mea-ext.zmailer.org>
Date:	Sun, 20 Apr 2008 01:29:11 +0300
From:	Matti Aarnio <matti.aarnio@...iler.org>
To:	Joe Perches <joe@...ches.com>
Cc:	Harvey Harrison <harvey.harrison@...il.com>,
	Alexander van Heukelum <heukelum@...lshack.com>,
	Alexander van Heukelum <heukelum@...tmail.fm>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: Alternative implementation of the generic __ffs

On Fri, Apr 18, 2008 at 07:55:28PM -0700, Joe Perches wrote:
> On Fri, 2008-04-18 at 18:11 -0700, dean gaudet wrote: 
> > have you benchmarked it?
> 
> I modified Alexander's benchmark:
> http://lkml.org/lkml/2008/4/18/267
> to include 32 and 64 bit variants called smallest.
> 
> On an old ARM:

...

I am curious, why not take the code already in glibc ffs() for ARM ?
That is, if the ffs() is all that important detail in kernel ?

  /Matti Aarnio
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