From: Sami Farin <safari-xfs@safari.iki.fi>
To: linux-kernel Mailing List <linux-kernel@vger.kernel.org>,
xfs@oss.sgi.com
Subject: Re: xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mutex-debug.c:80/debug_mutex_unlock()
Date: Mon, 8 Jan 2007 13:03:23 +0200 [thread overview]
Message-ID: <20070108110323.GA3803@m.safari.iki.fi> (raw)
In-Reply-To: <20070107213734.GS44411608@melbourne.sgi.com>
On Mon, Jan 08, 2007 at 08:37:34 +1100, David Chinner wrote:
...
> > fstab was there just fine after -u.
>
> Oh, that still hasn't been fixed?
Looked like it =)
> Generic bug, not XFS - the global
> semaphore->mutex cleanup converted the bd_mount_sem to a mutex, and
> mutexes complain loudly when a the process unlocking the mutex is
> not the process that locked it.
>
> Basically, the generic code is broken - the bd_mount_mutex needs to
> be reverted back to a semaphore because it is locked and unlocked
> by different processes. The following patch does this....
>
> BTW, Sami, can you cc xfs@oss.sgi.com on XFS bug reports in future;
> you'll get more XFS savvy eyes there.....
Forgot to.
Thanks for patch. It fixed the issue, no more warnings.
BTW. the fix is not in 2.6.git, either.
--
Do what you love because life is too short for anything else.
next prev parent reply other threads:[~2007-01-08 12:14 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20070104001420.GA32440@m.safari.iki.fi>
2007-01-07 21:37 ` xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mutex-debug.c:80/debug_mutex_unlock() David Chinner
2007-01-08 11:03 ` Sami Farin [this message]
2007-01-08 16:40 ` Eric Sandeen
2007-01-08 23:47 ` bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mutex-debug.c:80/debug_mutex_unlock()) David Chinner
2007-01-09 0:19 ` Andrew Morton
2007-01-09 3:12 ` Eric Sandeen
2007-01-09 3:18 ` Andrew Morton
2007-01-09 3:38 ` Eric Sandeen
2007-01-09 3:51 ` Andrew Morton
2007-01-09 4:17 ` Nathan Scott
2007-01-09 4:49 ` David Chinner
2007-01-09 6:02 ` [**BULK SPAM**] " Nathan Scott
2007-01-09 10:04 ` Christoph Hellwig
2007-01-10 1:34 ` David Chinner
2007-01-09 10:02 ` Christoph Hellwig
2007-01-08 23:56 ` xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mutex-debug.c:80/debug_mutex_unlock() Andrew Morton
2007-01-09 6:41 ` Ingo Molnar
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