linux-kernel - Re: [PATCH] writeback: remove unnecessary wait in throttle_vm

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Message-ID: <20070927111610.68584fdd@bree.surriel.com>
Date:	Thu, 27 Sep 2007 11:16:10 -0400
From:	Rik van Riel <riel@...hat.com>
To:	Fengguang Wu <wfg@...l.ustc.edu.cn>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Nick Piggin <nickpiggin@...oo.com.au>,
	OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>,
	Kumar Gala <galak@...nel.crashing.org>,
	Pete Zaitcev <zaitcev@...hat.com>, Greg KH <greg@...ah.com>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] writeback: remove unnecessary wait in
 throttle_vm_writeout()

On Thu, 27 Sep 2007 09:50:16 +0800
Fengguang Wu <wfg@...l.ustc.edu.cn> wrote:

> We don't want to introduce pointless delays in throttle_vm_writeout()
> when the writeback limits are not yet exceeded, do we?

Good catch.

> Signed-off-by: Fengguang Wu <wfg@...l.ustc.edu.cn>

Reviewed-by: Rik van Riel <riel@...hat.com>

-- 
"Debugging is twice as hard as writing the code in the first place.
Therefore, if you write the code as cleverly as possible, you are,
by definition, not smart enough to debug it." - Brian W. Kernighan
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