From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Christoph Hellwig <hch@infradead.org>, xfs@oss.sgi.com
Subject: Re: [PATCH 3/5] xfs: reduce ioend latency
Date: Mon, 22 Aug 2011 10:29:02 -0400 [thread overview]
Message-ID: <20110822142902.GC24433@infradead.org> (raw)
In-Reply-To: <20110822064345.GM3162@dastard>
On Mon, Aug 22, 2011 at 04:43:45PM +1000, Dave Chinner wrote:
> That's similar to a check I added in a previous patch series to
> avoid taking the ILOCK in IO completion if it wasn't necessary. THis
> just checks earlier to avoid the workqueue switch, so it definitely
> better than what I did.
Yes, that's where it came from.
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next prev parent reply other threads:[~2011-08-22 14:29 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-14 22:24 [PATCH 0/5] simply and speedup I/O completion handling Christoph Hellwig
2011-08-14 22:24 ` [PATCH 1/5] xfs: remove dead ENODEV handling in xfs_destroy_ioend Christoph Hellwig
2011-08-22 6:32 ` Dave Chinner
2011-08-22 14:27 ` Christoph Hellwig
2011-08-14 22:24 ` [PATCH 2/5] xfs: defer AIO/DIO completions Christoph Hellwig
2011-08-22 6:40 ` Dave Chinner
2011-08-22 14:28 ` Christoph Hellwig
2011-08-14 22:24 ` [PATCH 3/5] xfs: reduce ioend latency Christoph Hellwig
2011-08-22 6:43 ` Dave Chinner
2011-08-22 14:29 ` Christoph Hellwig [this message]
2011-08-14 22:24 ` [PATCH 4/5] xfs: wait for I/O completion when writing out pages in xfs_setattr_size Christoph Hellwig
2011-08-22 6:44 ` Dave Chinner
2011-08-14 22:24 ` [PATCH 5/5] xfs: remove i_iocount Christoph Hellwig
2011-08-22 6:46 ` Dave Chinner
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