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From: David Miller <davem@davemloft.net>
To: eric.dumazet@gmail.com
Cc: jarkao2@gmail.com, penguin-kernel@I-love.SAKURA.ne.jp,
	linux-fsdevel@vger.kernel.org, netdev@vger.kernel.org
Subject: Re: [PATCH] net: fix a lockdep splat
Date: Wed, 22 Sep 2010 21:23:32 -0700 (PDT)	[thread overview]
Message-ID: <20100922.212332.45886457.davem@davemloft.net> (raw)
In-Reply-To: <20100922.205324.68141587.davem@davemloft.net>

From: David Miller <davem@davemloft.net>
Date: Wed, 22 Sep 2010 20:53:24 -0700 (PDT)

> From: Eric Dumazet <eric.dumazet@gmail.com>
> Date: Thu, 23 Sep 2010 00:43:39 +0200
> 
>> (A) (this is used in net/sunrpc/xprtsock.c)
>> read_lock(&sk->sk_callback_lock) (without blocking BH)
>> <BH>
>> spin_lock(&sk->sk_slock.slock);
>> ...
>> read_lock(&sk->sk_callback_lock);
>> ...
> 
> What's the exact path that leads to this?  I looked quickly and couldn't
> find which sunrpc callback override does it.

Sorry, I'm being unusually dense at the moment, ignore this question :-)

  reply	other threads:[~2010-09-23  4:23 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-24 11:53 [2.6.35-rc3] NFS: possible irq lock inversion dependency Tetsuo Handa
2010-09-07 12:32 ` [2.6.36-rc3] " Tetsuo Handa
2010-09-21  6:51   ` [2.6.35-rc5] INET?: " Tetsuo Handa
2010-09-21  7:56     ` Eric Dumazet
2010-09-21  9:10       ` [2.6.36-rc5] " Tetsuo Handa
2010-09-21  9:35         ` Eric Dumazet
2010-09-21 10:13           ` Eric Dumazet
2010-09-22  7:14             ` Tetsuo Handa
2010-09-22  8:31               ` Eric Dumazet
2010-09-22  8:34                 ` Eric Dumazet
2010-09-22  8:38                   ` Eric Dumazet
2010-09-22  8:58                     ` Tetsuo Handa
2010-09-22 17:35                       ` Eric Dumazet
2010-09-22 19:34                         ` [PATCH] net: fix a lockdep splat Eric Dumazet
2010-09-22 20:33                           ` David Miller
2010-09-22 22:13                           ` Jarek Poplawski
2010-09-22 22:43                             ` Eric Dumazet
2010-09-23  3:53                               ` David Miller
2010-09-23  4:23                                 ` David Miller [this message]
2010-09-23  5:05                                   ` Eric Dumazet
2010-09-23  5:42                               ` Eric Dumazet
2010-09-23  6:32                               ` Tetsuo Handa
2010-09-23  6:44                                 ` Eric Dumazet
2010-09-25  5:26                                 ` David Miller

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