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Date:	Mon, 9 Sep 2013 06:40:12 -0700
From:	Christoph Hellwig <hch@...radead.org>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Guenter Roeck <linux@...ck-us.net>, linux-kernel@...r.kernel.org,
	devel@...verdev.osuosl.org, Peng Tao <tao.peng@....com>,
	Peng Tao <bergwolf@...il.com>
Subject: Re: [PATCH] staging: Disable lustre file system for MIPS, SH, and
 XTENSA

On Sun, Sep 08, 2013 at 06:59:45PM -0700, Greg Kroah-Hartman wrote:
> Can't we just export the functions for those arches?  Surely lutre
> isn't the first/only driver that needs this?

Lustre is.  These are core mm helpers, and lustre uses them to
reimplement another core VM function.  It then uses it to access
userspace environment variable.

In short all this code should be nuked, and no new symbols should be
exported.

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