linux-ext4 - Re: [patch]ext4: add block plug for .writepages

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Date:	Mon, 10 Oct 2011 12:51:16 -0400
From:	Ted Ts'o <tytso@....edu>
To:	Shaohua Li <shaohua.li@...el.com>
Cc:	Christoph Hellwig <hch@...radead.org>,
	Jens Axboe <axboe@...nel.dk>,
	Andrew Morton <akpm@...ux-foundation.org>,
	lkml <linux-kernel@...r.kernel.org>, linux-ext4@...r.kernel.org
Subject: Re: [patch]ext4: add block plug for .writepages

On Wed, Sep 28, 2011 at 11:09:40AM +0800, Shaohua Li wrote:
> I searched a little bit, looks only ext4 need it. here is the patch.
> 
> 
> Add block plug for ext4 .writepages. Though ext4 .writepages
> already handles request merge very well, block plug is still
> helpful to reduce block lock contention.
> 
> Signed-off-by: Shaohua Li <shaohua.li@...el.com>

Thanks, applied.

					- Ted
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