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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

  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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