From: Andrew Morton <akpm@linux-foundation.org>
To: Alexey Dobriyan <adobriyan@gmail.com>
Cc: rjw@sisk.pl, trond.myklebust@fys.uio.no, gnome42@gmail.com,
linux-kernel@vger.kernel.org, bfields@fieldses.org,
ebiederm@xmission.com, den@openvz.org
Subject: Re: 2.6.24-rc3-git4 NFS crossmnt regression
Date: Fri, 7 Dec 2007 16:15:08 -0800 [thread overview]
Message-ID: <20071207161508.afe8fdf1.akpm@linux-foundation.org> (raw)
In-Reply-To: <20071208000043.GC1951@martell.zuzino.mipt.ru>
On Sat, 8 Dec 2007 03:00:43 +0300
Alexey Dobriyan <adobriyan@gmail.com> wrote:
> On Sat, Dec 08, 2007 at 12:43:28AM +0100, Rafael J. Wysocki wrote:
> > On Saturday, 8 of December 2007, Andrew Morton wrote:
> > > On Fri, 07 Dec 2007 17:51:58 -0500
> > > Trond Myklebust <trond.myklebust@fys.uio.no> wrote:
> > >
> > > >
> > > > On Fri, 2007-12-07 at 14:39 -0500, Shane wrote:
> > > > > On Dec 7, 2007 2:16 PM, Shane <gnome42@gmail.com> wrote:
> > > > > ...
> > > > > > Confirmed working in rc4-git5. I'll deploy this kernel in a few more
> > > > > > spots and check for other regressions.
> > > > >
> > > > > Hmm, I installed a new kernel built from the same sources on the NFS
> > > > > server. And now I don't see anything at all in the crossmnt dirs.
> > > > >
> > > > > ls /dirA/dirB/dirC --> zero output (empty dir)
> > > > >
> > > > > Are there any other pending fixes?
> > > > >
> > > > > Shane
> > > >
> > > > You've probably fallen afoul of
> > > >
> > > > http://bugzilla.kernel.org/show_bug.cgi?id=9504
> > > >
> > >
> > > Yeah.
> > >
> > > I have a tentative fix below but I can't seem to get Eric and Denis to get
> > > a suitable fix nailed down. It's urgent!
> >
> > Well, how about asking Linus to revert commit
> > 2b1e300a9dfc3196ccddf6f1d74b91b7af55e416 altogether and starting over again?
> >
> > It apparently causes more trouble than the issue it was supposed to fix.
>
> I very much agree. ->shadow_proc is so ugly, so it's not funny anymore.
> Adding such hook for proc part of networking _and_ for modules is just asking
> for trouble as was demonstrated.
OK, perhaps a revert is the best thing to do here. I don't think anyone
will be expecting fully finalised and robust netns support in 2.6.24.
Eric?
next prev parent reply other threads:[~2007-12-08 0:16 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-07 4:45 2.6.24-rc3-git4 NFS crossmnt regression Shane
2007-12-07 12:02 ` Andrew Morton
2007-12-07 18:14 ` Shane
2007-12-07 18:36 ` Shane
2007-12-07 18:46 ` Trond Myklebust
2007-12-07 18:55 ` Shane
2007-12-07 19:16 ` Shane
2007-12-07 19:39 ` Shane
2007-12-07 22:51 ` Trond Myklebust
2007-12-07 23:14 ` Andrew Morton
2007-12-07 23:35 ` Eric W. Biederman
2007-12-07 23:43 ` Rafael J. Wysocki
2007-12-08 0:00 ` Alexey Dobriyan
2007-12-08 0:15 ` Andrew Morton [this message]
2007-12-08 2:13 ` Shane
2007-12-08 4:18 ` Eric W. Biederman
2007-12-08 4:25 ` [PATCH 2.6.24-rc4] proc: Remove/Fix proc generic d_revalidate Eric W. Biederman
2007-12-08 17:15 ` Shane
2007-12-10 2:52 ` Petr Vandrovec
2007-12-10 13:32 ` Denis V. Lunev
2007-12-10 19:35 ` Andrew Morton
2007-12-10 21:35 ` vandrove
2007-12-08 4:39 ` 2.6.24-rc3-git4 NFS crossmnt regression Eric W. Biederman
2007-12-09 0:20 ` Maxim Levitsky
2007-12-09 19:50 ` J. Bruce Fields
2007-12-10 5:03 ` Neil Brown
2007-12-10 14:19 ` Maxim Levitsky
2007-12-10 14:36 ` J. Bruce Fields
2007-12-10 15:05 ` Maxim Levitsky
2007-12-10 15:47 ` J. Bruce Fields
2007-12-10 18:22 ` Maxim Levitsky
2007-12-10 21:03 ` Andrew Morton
2007-12-12 2:01 ` 2.6.24-rc3-git4 NFS crossmnt regression [SOLVED] Maxim Levitsky
2007-12-12 2:15 ` Andrew Morton
2007-12-12 2:19 ` Trond Myklebust
2007-12-12 2:44 ` Andrew Morton
2007-12-12 2:24 ` Maxim Levitsky
2007-12-10 19:51 ` 2.6.24-rc3-git4 NFS crossmnt regression Shane
2007-12-07 22:33 ` Andrew Morton
2007-12-07 22:39 ` Trond Myklebust
2007-12-07 19:54 ` Rafael J. Wysocki
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