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Subject: Re: NFS and partitioned md
From: Trond Myklebust <trond.myklebust@fys.uio.no>
To: Martin Filip <bugtraq@smoula.net>
Cc: linux-kernel@vger.kernel.org
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Date: Mon, 26 Jun 2006 17:51:56 -0400
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On Mon, 2006-06-26 at 23:20 +0200, Martin Filip wrote:
> Trond Myklebust píše v Po 26. 06. 2006 v 16:58 -0400:
> > On Mon, 2006-06-26 at 22:52 +0200, Martin Filip wrote:
> > > Hello to LKML,
> > > 
> > > few days ago I've changed my sw RAID5 to use md_d devices, which are
> > > "partitonable". (major 254, minor dependant on partiton no)
> > > 
> > > The problem is with kernel space NFS daemon. When I create loopback
> > > device and export it - everything works OK, but when exported directory
> > > is directly something goes really wrong and it's not possible to mount
> > > it.
> > 
> > Could we at the very least see a copy of your /etc/exports
> > and /etc/fstab please?
> of course... thought It's irelevant when it works with other devices...
> 
> $ cat /etc/exports 
> /mnt/data/public            *(ro,all_squash,async)
> 
> mounted via
> mount -t nfs 192.168.0.2:/mnt/data/public /mnt/tmp/

You are running with the 'all_squash' export option: does the anonymous
user actually have the required permissions to access /mnt/data/public?

Cheers,
  Trond