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From: Harald Welte <laforge@netfilter.org>
To: "David S. Miller" <davem@davemloft.net>
Cc: netdev@oss.sgi.com, netfilter-devel@lists.netfilter.org
Subject: Re: [PATCH 2.6] fix deadlock with ip_queue and tcp local input path
Date: Thu, 26 May 2005 22:58:31 +0200	[thread overview]
Message-ID: <20050526205831.GL13114@sunbeam.de.gnumonks.org> (raw)
In-Reply-To: <20050526.135229.111208218.davem@davemloft.net>

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On Thu, May 26, 2005 at 01:52:29PM -0700, David S. Miller wrote:
 
> > Dave: Please don't apply yet, I want to receive feedback from the
> > netfilter developers first.  I'm just Cc'ing netdev in case somebody
> > wants an intermediate fix to fix the problem.
> 
> OK.

Do you have any feedback on why or how bh_lock_sock() might be called in
the problem I've described?  I think it has to be a different skb for
the same socket.

Is my general line of thought correct that we shouldn't traverse the
local input path from sysirq context ?

Thanks.

-- 
- Harald Welte <laforge@netfilter.org>                 http://netfilter.org/
============================================================================
  "Fragmentation is like classful addressing -- an interesting early
   architectural error that shows how much experimentation was going
   on while IP was being designed."                    -- Paul Vixie

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  reply	other threads:[~2005-05-26 20:58 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-05-26 14:24 [PATCH 2.6] fix deadlock with ip_queue and tcp local input path Harald Welte
2005-05-26 20:52 ` David S. Miller
2005-05-26 20:58   ` Harald Welte [this message]
2005-05-26 21:01     ` David S. Miller
2005-05-26 21:38 ` Herbert Xu
2005-05-27  7:37   ` Harald Welte
2005-05-30 18:06 ` Harald Welte
2005-05-30 22:26   ` David S. Miller

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