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Date:      Thu, 1 Sep 2005 18:47:58 +0200
From:      Jeremie Le Hen <jeremie@le-hen.org>
To:        Suleiman Souhlal <ssouhlal@FreeBSD.org>
Cc:        freebsd-current@FreeBSD.org, Matthias Andree <matthias.andree@gmx.de>, Jeremie Le Hen <jeremie@le-hen.org>, Kris Kennaway <kris@obsecurity.org>
Subject:   Re: nfs through nullfs
Message-ID:  <20050901164757.GQ659@obiwan.tataz.chchile.org>
In-Reply-To: <20050831130254.GF659@obiwan.tataz.chchile.org>
References:  <m33bot5e33.fsf@merlin.emma.line.org> <20050830124435.GW659@obiwan.tataz.chchile.org> <20050830232818.GA83944@xor.obsecurity.org> <m3wtm2ifes.fsf@merlin.emma.line.org> <66A71CA4-8134-43A3-BEAB-485C7DF59EA1@FreeBSD.org> <20050831130254.GF659@obiwan.tataz.chchile.org>

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Hi Suleiman,

> > Can you try the patch at http://people.freebsd.org/~ssouhlal/testing/ 
> > null_vnops.c-20050831.diff ?
> 
> Thanks.
> 
> I'll give a try to this patch later today if I can find some time.
> I will test it tomorrow otherwise.

The patch removes the panic for a NFS filesystem which you null mount
somewhere else.
%%%
    # mount -t nfs obiwan:/home/ncvs /nfs/obiwan/cvs
    # mount_nullfs /nfs/obiwan/cvs /cvs
    # cd /sys
    # cat CVS/Root
    /cvs
    # cvs diff -up
    [...]
%%%

No panic any more.  Thank you ! :-)

Regards,
-- 
Jeremie Le Hen
< jeremie at le-hen dot org >< ttz at chchile dot org >



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