linux-kernel - Re: [tip:x86/kbuild] x86: Don't silently override CONFIG

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Message-ID: <4AA19AAE.9050909@zytor.com>
Date:	Fri, 04 Sep 2009 15:54:38 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	David Woodhouse <dwmw2@...radead.org>
CC:	Randy Dunlap <randy.dunlap@...cle.com>,
	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org,
	mingo@...hat.com, sam@...nborg.org, tglx@...utronix.de,
	linux-tip-commits@...r.kernel.org
Subject: Re: [tip:x86/kbuild] x86: Don't silently override CONFIG_64BIT in
 'make oldconfig'

On 09/04/2009 02:40 PM, David Woodhouse wrote:
> On Fri, 2009-09-04 at 09:38 -0700, Randy Dunlap wrote:
>>
>> what does ARCH=x86 mean?
> 
> A bit like ARCH=powerpc. It's the new combined architecture where 64-bit
> vs. 32-bit is just a config choice. ARCH=i386 and ARCH=x86_64 are just
> historical baggage, and should be dropped like ARCH=ppc and ARCH=ppc64
> were.
> 

>From a cursory look it looks like ARCH=powerpc won't work for UM, either.

	-hpa

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