From: Dave Chinner <david@fromorbit.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH 3/5] xfs: always hold the iolock when calling xfs_change_file_space
Date: Mon, 14 Oct 2013 15:55:05 +1100 [thread overview]
Message-ID: <20131014045505.GH4446@dastard> (raw)
In-Reply-To: <20131012075640.290849068@bombadil.infradead.org>
On Sat, Oct 12, 2013 at 12:55:06AM -0700, Christoph Hellwig wrote:
> Currently fallocate always holds the iolock when calling into
> xfs_change_file_space, while the ioctl path lets some of the lower level
> functions take it, but leave it out in others.
>
> This patch makes sure the ioctl path also always holds the iolock and
> thus introduces consistent locking for the preallocation operations while
> simplifying the code and allowing to kill the now unused XFS_ATTR_NOLOCK
> flag.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
Looks good to me.
Reviewed-by: Dave Chinner <dchinner@redhat.com>
--
Dave Chinner
david@fromorbit.com
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next prev parent reply other threads:[~2013-10-14 4:55 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-12 7:55 [PATCH 0/5] refactor the preallocation and hole punching code Christoph Hellwig
2013-10-12 7:55 ` [PATCH 1/5] xfs: always take the iolock around xfs_setattr_size Christoph Hellwig
2013-10-14 4:50 ` Dave Chinner
2013-10-14 7:29 ` Christoph Hellwig
2013-10-14 14:09 ` [PATCH 1/5 v3] " Christoph Hellwig
2013-10-14 20:28 ` Dave Chinner
2013-10-12 7:55 ` [PATCH 2/5] xfs: remove the unused XFS_ATTR_NONBLOCK flag Christoph Hellwig
2013-10-14 4:51 ` Dave Chinner
2013-10-17 20:01 ` Ben Myers
2013-10-17 20:03 ` Christoph Hellwig
2013-10-17 21:17 ` Ben Myers
2013-10-12 7:55 ` [PATCH 3/5] xfs: always hold the iolock when calling xfs_change_file_space Christoph Hellwig
2013-10-14 4:55 ` Dave Chinner [this message]
2013-10-12 7:55 ` [PATCH 4/5] xfs: simplify the fallocate path Christoph Hellwig
2013-10-14 5:04 ` Dave Chinner
2013-10-14 7:30 ` Christoph Hellwig
2013-10-14 20:03 ` Dave Chinner
2013-10-12 7:55 ` [PATCH 5/5] xfs: fold xfs_change_file_space into xfs_ioc_space Christoph Hellwig
2013-10-14 5:08 ` Dave Chinner
2013-10-15 15:31 ` Christoph Hellwig
2013-10-15 21:47 ` Dave Chinner
2013-10-16 7:03 ` Christoph Hellwig
2013-10-21 21:58 ` [PATCH 0/5] refactor the preallocation and hole punching code Ben Myers
-- strict thread matches above, loose matches on Subject: below --
2012-12-08 12:08 Christoph Hellwig
2012-12-08 12:08 ` [PATCH 3/5] xfs: always hold the iolock when calling xfs_change_file_space Christoph Hellwig
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