Re: [PATCH 1/7] xfs: fix dentry aliasing issues in open_by_handle

[Lachlan McIlroy <lachlan@xxxxxxx>]

Dave Chinner wrote:
> On Wed, Jan 14, 2009 at 06:02:40PM +1100, Lachlan McIlroy wrote:
> > Christoph,
> >
> > When I build with this patch it fails with:
> >
> >    CC      init/version.o
> >    LD      init/built-in.o
> >    LD      .tmp_vmlinux1
> > fs/built-in.o: In function `xfs_handle_to_dentry':
> > /home/lachlan/git/xfs-update/fs/xfs/linux-2.6/xfs_ioctl.c:211: undefined 
> > reference to `exportfs_decode_fh'
> > make: *** [.tmp_vmlinux1] Error 1
> Given:
>
> EXPORT_SYMBOL_GPL(exportfs_decode_fh);
>
> Did you build with EXPORTFS support in your kernel?
Not explicitly.  I can't find a reference to it anywhere in my .config.

> If not, then I think that fs/xfs/Kconfig needs to select EXPORTFS
> when XFS is configured in (i.e. it's a new dependency).
>
> Cheers,
>
> Dave.