From: David Chinner <dgc@sgi.com>
To: Simon Arlott <simon@fire.lp0.eu>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
xfs@oss.sgi.com, xfs-masters@oss.sgi.com
Subject: Re: xfs_ilock: possible recursive locking detected
Date: Tue, 8 May 2007 12:32:39 +1000 [thread overview]
Message-ID: <20070508023239.GB32602149@melbourne.sgi.com> (raw)
In-Reply-To: <463E5A5D.1070509@simon.arlott.org.uk>
On Sun, May 06, 2007 at 11:44:45PM +0100, Simon Arlott wrote:
> [ 119.948000] =============================================
> [ 119.948000] [ INFO: possible recursive locking detected ]
> [ 119.948000] 2.6.21-git #185
> [ 119.948000] ---------------------------------------------
> [ 119.948000] cc1/6496 is trying to acquire lock:
> [ 119.948000] (&(&ip->i_lock)->mr_lock){----}, at: [<b025d230>]
> xfs_ilock+0x60/0xb0
> [ 119.948000]
> [ 119.948000] but task is already holding lock:
> [ 119.948000] (&(&ip->i_lock)->mr_lock){----}, at: [<b025d230>]
> xfs_ilock+0x60/0xb0
> [ 119.948000]
Known false positive. There shoul dbe a git update for Linus in the
next couple of days that has the lockdep annotations needed to prevent
these false positives from coming up....
Cheers,
Dave.
--
Dave Chinner
Principal Engineer
SGI Australian Software Group
prev parent reply other threads:[~2007-05-08 2:33 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-06 22:44 xfs_ilock: possible recursive locking detected Simon Arlott
2007-05-08 2:32 ` David Chinner [this message]
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