From: Jarek Poplawski <jarkao2@o2.pl>
To: Folkert van Heusden <folkert@vanheusden.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, Oleg Nesterov <oleg@tv-sign.ru>,
Neil Brown <neilb@suse.de>, Christoph Hellwig <hch@lst.de>,
Jan Kara <jack@suse.cz>
Subject: Re: dquot.c: possible circular locking Re: [2.6.20] BUG: workqueue leaked lock
Date: Tue, 20 Mar 2007 12:31:51 +0100 [thread overview]
Message-ID: <20070320113151.GA12462@ff.dom.local> (raw)
In-Reply-To: <20070320112253.GC1751@ff.dom.local>
On Tue, Mar 20, 2007 at 12:22:53PM +0100, Jarek Poplawski wrote:
> On Tue, Mar 20, 2007 at 12:17:01PM +0100, Jarek Poplawski wrote:
> ...
> > IMHO lockdep found that two locks are taken in different order:
> >
> > -> #1: 1) tty_mutex in con_console() 2) dqptr_sem (somewhere later)
> > -> #0: 1) dqptr_sem 2) tty_console in dquot_alloc_space() with print_warning()
Once more - should be:
-> #1: 1) tty_mutex in con_close() 2) dqptr_sem (somewhere later)
-> #0: 1) dqptr_sem 2) tty_mutex in dquot_alloc_space() with print_warning()
Very sorry!!!
Jarek P.
next prev parent reply other threads:[~2007-03-20 11:27 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-13 16:50 [2.6.20] BUG: workqueue leaked lock Folkert van Heusden
2007-03-15 19:06 ` Andrew Morton
2007-03-15 19:17 ` Folkert van Heusden
2007-03-16 14:49 ` Jarek Poplawski
2007-03-20 11:17 ` dquot.c: possible circular locking " Jarek Poplawski
2007-03-20 11:22 ` Jarek Poplawski
2007-03-20 11:31 ` Jarek Poplawski [this message]
2007-03-20 12:19 ` Jan Kara
2007-03-20 13:35 ` Arjan van de Ven
2007-03-20 14:21 ` Jan Kara
2007-03-20 14:18 ` Arjan van de Ven
2007-03-20 13:44 ` Jarek Poplawski
2007-03-20 14:00 ` Jan Kara
2007-03-16 8:41 ` Peter Zijlstra
2007-03-16 11:39 ` Andrew Morton
2007-03-19 6:24 ` Neil Brown
2007-03-20 9:37 ` [PATCH] " Jarek Poplawski
2007-03-20 16:07 ` Oleg Nesterov
2007-03-21 8:05 ` Jarek Poplawski
2007-03-21 14:46 ` Oleg Nesterov
2007-03-21 15:16 ` Jarek Poplawski
2007-03-21 15:17 ` Folkert van Heusden
2007-03-21 15:29 ` Oleg Nesterov
2007-03-21 18:16 ` Oleg Nesterov
2007-03-22 6:11 ` [PATCH] lockdep: lockdep_depth vs. debug_locks " Jarek Poplawski
2007-03-22 6:28 ` Andrew Morton
2007-03-22 7:06 ` Jarek Poplawski
2007-03-22 7:23 ` Jarek Poplawski
2007-03-22 7:13 ` Jarek Poplawski
2007-03-22 8:26 ` Jarek Poplawski
2007-03-22 6:57 ` [PATCH] lockdep: debug_show_all_locks & debug_show_held_locks vs. debug_locks Jarek Poplawski
2007-03-22 7:23 ` Peter Zijlstra
2007-03-22 9:06 ` Ingo Molnar
2007-03-22 7:22 ` [PATCH] lockdep: lockdep_depth vs. debug_locks Re: [2.6.20] BUG: workqueue leaked lock Peter Zijlstra
2007-03-22 9:06 ` Ingo Molnar
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