From: Mark Tinguely <tinguely@sgi.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH 1/5] xfs: avoid taking the ilock unnessecarily in xfs_qm_dqattach
Date: Mon, 02 Apr 2012 14:24:59 -0500 [thread overview]
Message-ID: <4F79FD0B.2030907@sgi.com> (raw)
In-Reply-To: <20120327143826.255746245@bombadil.infradead.org>
On 03/27/12 09:34, Christoph Hellwig wrote:
> Check if we actually need to attach a dquot before taking the ilock in
> xfs_qm_dqattach. This avoid superflous lock roundtrips for the common cases
> of quota support compiled in but not activated on a filesystem and an
> inode that already has the dquots attached.
>
> Signed-off-by: Christoph Hellwig<hch@lst.de>
Looks good.
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
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next prev parent reply other threads:[~2012-04-02 19:25 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-27 14:34 [PATCH 0/5] reduce exclusive ilock hold times V2 Christoph Hellwig
2012-03-27 14:34 ` [PATCH 1/5] xfs: avoid taking the ilock unnessecarily in xfs_qm_dqattach Christoph Hellwig
2012-04-02 19:24 ` Mark Tinguely [this message]
2012-03-27 14:34 ` [PATCH 2/5] xfs: reduce ilock hold times in xfs_file_aio_write_checks Christoph Hellwig
2012-04-02 19:26 ` Mark Tinguely
2012-04-19 20:30 ` Ben Myers
2012-03-27 14:34 ` [PATCH 3/5] xfs: reduce ilock hold times in xfs_setattr_size Christoph Hellwig
2012-04-02 19:26 ` Mark Tinguely
2012-04-19 21:00 ` Ben Myers
2012-04-19 22:43 ` Dave Chinner
2012-03-27 14:34 ` [PATCH 4/5] xfs: push the ilock into xfs_zero_eof Christoph Hellwig
2012-04-02 20:39 ` Mark Tinguely
2012-03-27 14:34 ` [PATCH 5/5] xfs: use shared ilock mode for direct IO writes by default Christoph Hellwig
2012-04-03 17:01 ` Mark Tinguely
2012-03-27 20:52 ` [PATCH 0/5] reduce exclusive ilock hold times V2 Dave Chinner
-- strict thread matches above, loose matches on Subject: below --
2012-03-26 21:14 [PATCH 0/5] reduce exclusive ilock hold times Christoph Hellwig
2012-03-26 21:14 ` [PATCH 1/5] xfs: avoid taking the ilock unnessecarily in xfs_qm_dqattach Christoph Hellwig
2012-03-26 22:13 ` Dave Chinner
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