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Re: [PATCH 3/5] xfs: reduce ioend latency

To: Dave Chinner <david@xxxxxxxxxxxxx>
Subject: Re: [PATCH 3/5] xfs: reduce ioend latency
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Mon, 22 Aug 2011 10:29:02 -0400
Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>, xfs@xxxxxxxxxxx
In-reply-to: <20110822064345.GM3162@dastard>
References: <20110814222412.359079843@xxxxxxxxxxxxxxxxxxxxxx> <20110814222518.001177781@xxxxxxxxxxxxxxxxxxxxxx> <20110822064345.GM3162@dastard>
User-agent: Mutt/1.5.21 (2010-09-15)
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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