linux-kernel - Re: [PATCH 5/5] writeback: IO-less balance_dirty

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Message-ID: <20110810032249.GA24486@localhost>
Date:	Wed, 10 Aug 2011 11:22:49 +0800
From:	Wu Fengguang <fengguang.wu@...el.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Vivek Goyal <vgoyal@...hat.com>,
	"linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jan Kara <jack@...e.cz>, Christoph Hellwig <hch@....de>,
	Dave Chinner <david@...morbit.com>,
	Greg Thelen <gthelen@...gle.com>,
	Minchan Kim <minchan.kim@...il.com>,
	Andrea Righi <arighi@...eler.com>,
	linux-mm <linux-mm@...ck.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 5/5] writeback: IO-less balance_dirty_pages()

On Wed, Aug 10, 2011 at 02:41:05AM +0800, Peter Zijlstra wrote:
> On Tue, 2011-08-09 at 14:15 -0400, Vivek Goyal wrote:
> > 
> > So far bw had pos_ratio as value now it will be replaced with actual
> > bandwidth as value. It makes code confusing. So using pos_ratio will
> > help. 
> 
> Agreed on consistency, also I'm not sure bandwidth is the right term
> here to begin with, its a pages/s unit and I think rate would be better
> here. But whatever ;-)

Good idea, I'll switch to the name "rate".

Thanks,
Fengguang
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