linux-kernel - Re: [PATCH] Mention Intel Atom in Kconfig.cpu

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Message-ID: <20081013135329.GM12131@one.firstfloor.org>
Date:	Mon, 13 Oct 2008 15:53:29 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	Andi Kleen <andi@...stfloor.org>,
	Phil Endecott <phil_wueww_endecott@...zphil.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Mention Intel Atom in Kconfig.cpu

On Mon, Oct 13, 2008 at 09:30:14AM -0400, Arjan van de Ven wrote:
> On Mon, 13 Oct 2008 15:30:51 +0200
> Andi Kleen <andi@...stfloor.org> wrote:
> > 
> > > Core2 instruction set with tune=generic is still the best to set.
> > 
> > Not sure that is true. These option are mostly for the compiler.
> 
> exactly, and our benchmarks show that tune=generic is best right now

So it doesn't matter as long as you set X86_GENERIC (and 
CONFIG_CC_OPTIMIZE_FOR_SIZE)

It would probably make sense to add a setting for those.

-Andi

-- 
ak@...ux.intel.com
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