linux-kernel - Re: [PATCH] change CONFIG

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Message-ID: <87bpwso4cv.fsf@basil.nowhere.org>
Date:	Thu, 06 Nov 2008 23:51:28 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Chris Snook <csnook@...hat.com>
Cc:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] change CONFIG_NUMA description

Chris Snook <csnook@...hat.com> writes:

> KOSAKI Motohiro wrote:
>> CONFIG_NUMA description talk about a bit old thing.
>> So, following changes are better.
>> o CONFIG_NUMA is no longer EXPERIMENTAL
>> o Opteron is not the only processor of NUMA topology on x86_64 no longer, but also Intel Core7i has it.
>> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
>
> a) It's Core i7, not Core 7i
> b) Core i7 is, at least so far, the single-socket version, so NUMA
> doesn't apply.
>
> I think we should let Intel write the CONFIG_NUMA description for
> Nehalem processors.

The recommendation should be imho just to always enable it. Back 
when I wrote the description it was still experimental, but 
it really isn't anymore.

-Andi

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