Re: 2.6.24-rc3-git4 NFS crossmnt regression

["J. Bruce Fields" <bfields@fieldses.org>]

On Mon, Dec 10, 2007 at 04:19:12PM +0200, Maxim Levitsky wrote:
> ...
> > It is best not to use nohide - we should probably mark it as
> > 'legacy'.
> > 
> > Simply export the top level mountpoint as 'crossmnt'  and everything
> > below there will be exported.
> > 
> > > Where should I put those options in root file-system export or in submount export?
> > 
> > crossmnt goes at the top.  nohide goes in the submount.  Both have
> > the same general effect though with subtle differences.
> > You don't need both (though that doesn't hurt).
> > Just use crossmnt at the top,  Then you don't need to mention the
> > lower level filesystems at all.
> > 
> > > 
> ...
> > > (I decided to switch to NFS4 only due to the lack of ability to see underlying mounts)
> > > 
> > 
> > All of this should work fine with v3.  Once you have the right patch
> > for the crossmnt bug applied, if you have further problems post them
> > to linux-nfs-u79uwXL29TaiAVqoAR/hOA@public.gmane.org
> > 
> > NeilBrown
> > 
> 
> Big thanks,
> 
> Still NFS server just don't want to accept the connection
> I noticed that if I first mount with
> -tnfs, unmount,  and then mount with -tnfs4, it works

OK, in that case, that's definitely the bug Eric sent out the patch for;
you may want to try applying his patch.

--b.