Message-ID: <4AA164C0.9080003@zytor.com>
Date: Fri, 04 Sep 2009 12:04:32 -0700
From: "H. Peter Anvin" <hpa@zytor.com>
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To: Ingo Molnar <mingo@elte.hu>, Jeff Dike <jdike@addtoit.com>,
       Sam Ravnborg <sam@ravnborg.org>
CC: David Woodhouse <dwmw2@infradead.org>, linux-kernel@vger.kernel.org,
       mingo@redhat.com, tglx@linutronix.de, David.Woodhouse@intel.com,
       linux-tip-commits@vger.kernel.org
Subject: Re: [tip:x86/kbuild] x86: Don't silently override CONFIG_64BIT in
 'make oldconfig'
References: <tip-5a8a2d13b1526e306ff2a9fe12dc9d5878d355f9@git.kernel.org> <20090904144857.GA12872@elte.hu> <alpine.LFD.2.00.0909041631210.14872@twosheds.infradead.org> <4AA13FE6.20807@zytor.com> <20090904183103.GA1873@elte.hu> <4AA16336.3050606@zytor.com>
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On 09/04/2009 11:57 AM, H. Peter Anvin wrote:
> 
> Anyway... it sounds like we need to drop this commit for now and
> re-merge it when there is a fix for UM.
> 
> Jeff, Sam, I would appreciate your suggestions as how best to fix this
> kind of stuff...
> 

On that note, this issue isn't just limited to UM.  klibc has to deal
with this issue too: a single kernel architecture may correspond to more
than one user-space architecture, and as far as userspace is concerned,
they are completely different.

	-hpa

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