From: Dave Jones <davej@redhat.com>
To: Arjan van de Ven <arjan@infradead.org>
Cc: Herbert Xu <herbert@gondor.apana.org.au>,
Stephen Hemminger <shemminger@linux-foundation.org>,
davem@davemloft.net, mingo@elte.hu, netdev@vger.kernel.org
Subject: Re: [RFT] proxy arp deadlock possible
Date: Thu, 5 Apr 2007 00:49:47 -0400 [thread overview]
Message-ID: <20070405044947.GB29736@redhat.com> (raw)
In-Reply-To: <1175735443.3270.11.camel@laptopd505.fenrus.org>
On Wed, Apr 04, 2007 at 06:10:42PM -0700, Arjan van de Ven wrote:
> On Thu, 2007-04-05 at 10:44 +1000, Herbert Xu wrote:
> > Stephen Hemminger <shemminger@linux-foundation.org> wrote:
> > > Thanks Dave, there is a classic AB BA deadlock here.
> > > We should break the dependency like this.
> > >
> > > Could someone who uses proxy ARP test this?
> >
> > Sorry Stephen, this isn't necessary. The lockdep thing is
> > simply confused here. It's treating tbl->proxy_queue as the
> > same thing as neigh->arp_queue when they're clearly different.
> >
> > I'm disappointed that after all this time lockdep is still
> > producing bogus reports like this. I'm sure we've been
> > through this particular issue many times already.
>
>
> what's the exact lockdep output here?
http://www.mail-archive.com/netdev@vger.kernel.org/msg35266.html
Dave
--
http://www.codemonkey.org.uk
next prev parent reply other threads:[~2007-04-05 6:18 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-04 21:30 lockdep report from 2.6.20.5-rc1 Dave Jones
2007-04-04 22:26 ` [RFT] proxy arp deadlock possible Stephen Hemminger
2007-04-05 0:44 ` Herbert Xu
2007-04-05 1:10 ` Arjan van de Ven
2007-04-05 4:49 ` Dave Jones [this message]
2007-04-05 5:32 ` Herbert Xu
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