Date: Sun, 13 Jul 2008 22:37:09 -0400
From: Christoph Hellwig <hch@infradead.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Dave Jones <davej@redhat.com>, Thomas Gleixner <tglx@linutronix.de>,
       Linux Kernel <linux-kernel@vger.kernel.org>, sparclinux@vger.kernel.org
Subject: Re: Remove init_mm export as planned for 2.6.26
Message-ID: <20080714023709.GA12795@infradead.org>
References: <20080711201959.GA1007@redhat.com> <20080711193046.89b4b68a.akpm@linux-foundation.org>
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On Fri, Jul 11, 2008 at 07:30:46PM -0700, Andrew Morton wrote:
> > -EXPORT_UNUSED_SYMBOL(init_mm); /* will be removed in 2.6.26 */
> >  
> >  /*
> >   * Initial thread structure.
> > 
> 
> grep -r init_mm include/asm-sparc64
> 
> This patch used to break stuff.  I'm not aware that anything was done
> to prevent this.

Dave's patch only unexprts it on x86, which per defintion can't break
sparc64 which is known to need this export.  It would be nice if someone
could do a little audit which architectures require it in addition to
sparc64 and remove it fromm all others.
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