linux-kernel - Re: [PATCH] Don't override CONFIG_64BIT for ARCH={i386,x86

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Date:	Wed, 11 Feb 2009 18:22:58 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	David Woodhouse <dwmw2@...radead.org>
Cc:	x86 maintainers <x86@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Don't override CONFIG_64BIT for ARCH={i386,x86_64}
	builds


* David Woodhouse <dwmw2@...radead.org> wrote:

> It is a steaming great pain in the arse when the value of CONFIG_64BIT
> explicitly written in my .config file is overridden by the value of
> $ARCH inferred from the environment.
> 
> If I have a 32-bit .config and I happen to build it without remembering
> to put 'ARCH=i386' on the make command line, it shouldn't force
> CONFIG_64BIT=y and reconfigure.
> 
> This patch should fix that, while still allowing defconfig to work as it
> currently does for both 32-bit and 64-bit environments, and still giving
> the default value of CONFIG_64BIT according to $ARCH. It's just that it
> won't _force_ a change to CONFIG_64BIT when it's set to something other
> than what $ARCH would imply.
> 
> Signed-off-by: David Woodhouse <David.Woodhouse@...el.com>

Applied to tip:x86/ugent, thanks David!

	Ingo
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