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Message-ID: <20070320113151.GA12462@ff.dom.local>
Date: Tue, 20 Mar 2007 12:31:51 +0100
From: Jarek Poplawski <jarkao2@...pl>
To: Folkert van Heusden <folkert@...heusden.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
linux-kernel@...r.kernel.org, Oleg Nesterov <oleg@...sign.ru>,
Neil Brown <neilb@...e.de>, Christoph Hellwig <hch@....de>,
Jan Kara <jack@...e.cz>
Subject: Re: dquot.c: possible circular locking Re: [2.6.20] BUG: workqueue leaked lock
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.
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