From: Marcel Holtmann <marcel@holtmann.org>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>,
Arjan van de Ven <arjan@infradead.org>,
Ingo Molnar <mingo@elte.hu>, Jiri Kosina <jikos@jikos.cz>,
David Woodhouse <dwmw2@infradead.org>
Subject: Re: [PATCH 2/2] lockdep: annotate bcsp driver
Date: Mon, 30 Oct 2006 10:30:08 +0100 [thread overview]
Message-ID: <1162200608.24333.17.camel@localhost> (raw)
In-Reply-To: <1162199192.24143.172.camel@taijtu>
Hi Peter,
> =============================================
> [ INFO: possible recursive locking detected ]
> 2.6.18-1.2699.fc6 #1
> ---------------------------------------------
> swapper/0 is trying to acquire lock:
> (&list->lock#3){+...}, at: [<c05ad307>] skb_dequeue+0x12/0x43
>
> but task is already holding lock:
> (&list->lock#3){+...}, at: [<df98cd79>] bcsp_dequeue+0x6a/0x11e [hci_uart]
>
>
> Two different list locks nest, annotate so.
>
> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Regards
Marcel
next prev parent reply other threads:[~2006-10-30 9:30 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-30 9:03 [PATCH 1/2] lockdep: spin_lock_irqsave_nested() Peter Zijlstra
2006-10-30 9:06 ` [PATCH 2/2] lockdep: annotate bcsp driver Peter Zijlstra
2006-10-30 9:06 ` Ingo Molnar
2006-10-30 9:30 ` Marcel Holtmann [this message]
2006-10-30 9:31 ` [PATCH 2/2] lockdep: annotate bcsp driver - v2 Peter Zijlstra
2006-10-30 9:07 ` [PATCH 1/2] lockdep: spin_lock_irqsave_nested() Ingo Molnar
2006-10-30 13:12 ` Jarek Poplawski
2006-10-30 13:27 ` Jarek Poplawski
2006-10-30 13:40 ` [PATCH 1/2] lockdep: spin_lock_irqsave_nested() -v2 Peter Zijlstra
2006-10-30 14:12 ` Jarek Poplawski
2006-10-31 6:48 ` [PATCH 1/2] lockdep: spin_lock_irqsave_nested() Andrew Morton
2006-10-31 7:25 ` [PATCH] splice : two smp_mb() can be omitted Eric Dumazet
2006-10-31 7:32 ` Jens Axboe
2006-10-31 7:41 ` Eric Dumazet
2006-10-31 7:46 ` Jens Axboe
2006-10-31 9:40 ` Nick Piggin
2006-10-31 9:49 ` Jens Axboe
2006-10-31 10:51 ` Eric Dumazet
2006-10-31 22:16 ` Nick Piggin
2006-10-31 23:08 ` Eric Dumazet
2006-10-31 23:45 ` Nick Piggin
2006-11-02 17:02 ` [PATCH] splice : Must fully check for fifos Eric Dumazet
2006-11-02 17:05 ` Eric Dumazet
2006-11-02 19:07 ` Jens Axboe
2006-11-03 8:50 ` Jens Axboe
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