From: "J. Bruce Fields" <bfields@fieldses.org>
To: Simon Kirby <sim@hostway.ca>
Cc: linux-nfs@vger.kernel.org
Subject: Re: [3.6-rc3] rdirplus broken? (EBUSY)
Date: Wed, 12 Sep 2012 08:16:13 -0400 [thread overview]
Message-ID: <20120912121613.GC3009@fieldses.org> (raw)
In-Reply-To: <20120911192523.GA11160@hostway.ca>
On Tue, Sep 11, 2012 at 12:25:23PM -0700, Simon Kirby wrote:
> On Mon, Aug 27, 2012 at 02:55:10PM -0700, Simon Kirby wrote:
>
> > Hello!
> >
> > Something seems broiken in 3.6-rc[123] which was fine in 3.5 and earlier.
> > This is a 3.4.1 knfsd server with ext3 and XFS-based NFS exports:
> >
> > / 192.168.13.0/24(rw,no_root_squash,no_subtree_check,async)
> > /pics 192.168.13.0/24(rw,no_root_squash,no_subtree_check,async)
> > /raid 192.168.13.0/24(rw,no_root_squash,no_subtree_check,async)
> >
> > and a 3.6-rc3 client with this in fstab:
> >
> > flick:/ /flick nfs rw,vers=3
> > flick:/raid /flick/raid nfs rw,vers=3
> > flick:/pics /flick/pics nfs rw,vers=3
> >
> > This seems to fail now as follows:
> >
> > [sroot@oof:/]# mount flick
> > [sroot@oof:/]# mount flick/raid
> > [sroot@oof:/]# mount flick/pics
> > [sroot@oof:/]# ls -l flick
> > ls: cannot access flick/pics: Device or resource busy
> > ls: cannot access flick/raid: Device or resource busy
> > total 2180
> > drwxr-xr-x 45 root root 4096 Jun 18 14:19 ./
> > drwxr-xr-x 58 root root 4096 Jul 3 22:24 ../
> > ...
> > ?????????? ? ? ? ? ? pics
> > ?????????? ? ? ? ? ? raid
> > ...
> > [sroot@oof:/]# cd flick/pics
> > flick/pics: Device or resource busy.
> >
> > These mount points are now stuck and cannot be unmounted until
> > I reboot (umount -l fails with EBUSY).
> >
> > If I mount with "nordirplus", I can't seem to get it to break. However,
> > sometimes it will work regardless. I can bisect this if it would help..
>
> This is still the case with 3.6-rc5. I hadn't noticed any problem since
> mounting with nordirplus, and it broke immediately after removing the
> option again. I will bisect.
The symptoms sound similar to
http://marc.info/?l=linux-fsdevel&m=134738157303017&w=2
Might be worth checking whether it's that patch?
--b.
next prev parent reply other threads:[~2012-09-12 12:16 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-27 21:55 [3.6-rc3] rdirplus broken? (EBUSY) Simon Kirby
2012-09-11 19:25 ` Simon Kirby
2012-09-12 12:16 ` J. Bruce Fields [this message]
2012-09-12 21:20 ` Simon Kirby
2012-09-20 0:13 ` Simon Kirby
2012-10-03 1:17 ` Simon Kirby
2013-08-27 15:33 ` J. Bruce Fields
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