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From: Keith Owens <kaos@sgi.com>
To: Jan Engelhardt <jengelh@linux01.gwdg.de>
cc: linux-xfs@oss.sgi.com,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: xfs depends on exportfs 
In-reply-to: Your message of "Tue, 17 Jan 2006 21:16:51 BST."
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Date: Wed, 18 Jan 2006 16:39:20 +1100
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Jan Engelhardt (on Tue, 17 Jan 2006 21:16:51 +0100 (MET)) wrote:
>I could not find a clue on the first try on why xfs needs exportfs.
>The Kconfig says "select EXPORTFS if CONFIG_NFSD!=n", but there are no 
>occurrences of CONFIG_NFS* or CONFIG_EXP* in any of the files in fs/xfs/.
>Did I miss something or this a superfluous line in Kconfig? Interestingly 
>tho, `modinfo xfs.ko` returns "exportfs", so I suppose it's somewhere, well 
>hidden. If so, where?

XFS uses find_exported_dentry().

Hint: nm fs/xfs/xfs.ko | grep ' U .*exp'