linux-kernel - Re: [PATCH] x86: remove x86-specific implementations of find_first

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Message-ID: <20080403093459.GA28740@mailshack.com>
Date:	Thu, 3 Apr 2008 11:34:59 +0200
From:	Alexander van Heukelum <heukelum@...lshack.com>
To:	Andi Kleen <andi@...stfloor.org>, Ingo Molnar <mingo@...e.hu>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Alexander van Heukelum <heukelum@...tmail.fm>
Subject: Re: [PATCH] x86: remove x86-specific implementations of find_first_bit

On Tue, Apr 01, 2008 at 05:47:57PM +0200, Alexander van Heukelum wrote:
> This patch should of course wait until it is decided if the generic
> version is good enough to replace the x86-specific ones. I hacked
> together a benchmark that people can run on different machines. It can
> be downloaded from:
> 
>    http://heukelum.fastmail.fm/find_first_bit

I now put a much more sound benchmarking program there. And its
results for P-IV-like Xeon, Athlon XP and Opteron for the current
and generic implementations.

Greetings,
	Alexander
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