Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mutex-debug.c:80/debug_mutex_unlock()) | KernelTrap

Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mutex-debug.c:80/debug_mutex_unlock())

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From: Christoph Hellwig <hch@...>

To: Andrew Morton <akpm@...>

Cc: David Chinner <dgc@...>, Eric Sandeen <sandeen@...>, linux-kernel Mailing List <linux-kernel@...>, <xfs@...>

Subject: Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mutex-debug.c:80/debug_mutex_unlock())

Date: Tuesday, January 9, 2007 - 6:02 am

On Mon, Jan 08, 2007 at 04:19:17PM -0800, Andrew Morton wrote:
quoted text> Seems not.  I think people were hoping that various nasties in there
> would go away.  We return to userspace with a kernel lock held??

Well, there might be nicer solutions, but for now we should revert the
broken commit to change the lock type.

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Messages in current thread:

xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mutex-de..., Sami Farin, (Wed Jan 3, 8:14 pm)

Re: xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mute..., David Chinner, (Sun Jan 7, 5:37 pm)

Re: xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mute..., Andrew Morton, (Mon Jan 8, 7:56 pm)

Re: xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mute..., Ingo Molnar, (Tue Jan 9, 2:41 am)

Re: xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mute..., Sami Farin, (Mon Jan 8, 7:03 am)

Re: xfs_file_ioctl / xfs_freeze: BUG: warning at kernel/mute..., Eric Sandeen, (Mon Jan 8, 12:40 pm)

bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioctl / ..., David Chinner, (Mon Jan 8, 7:47 pm)

Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioct..., Andrew Morton, (Mon Jan 8, 8:19 pm)

Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioct..., Christoph Hellwig, (Tue Jan 9, 6:02 am)

Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioct..., Eric Sandeen, (Mon Jan 8, 11:12 pm)

Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioct..., Andrew Morton, (Mon Jan 8, 11:18 pm)

Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioct..., Eric Sandeen, (Mon Jan 8, 11:38 pm)

Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioct..., Andrew Morton, (Mon Jan 8, 11:51 pm)

Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioct..., Christoph Hellwig, (Tue Jan 9, 6:04 am)

Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioct..., David Chinner, (Tue Jan 9, 9:34 pm)

Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioct..., Nathan Scott, (Tue Jan 9, 12:17 am)

Re: bd_mount_mutex -> bd_mount_sem (was Re: xfs_file_ioct..., David Chinner, (Tue Jan 9, 12:49 am)

Re: [**BULK SPAM**] Re: bd_mount_mutex -> bd_mount_sem (..., Nathan Scott, (Tue Jan 9, 2:02 am)

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