From mboxrd@z Thu Jan  1 00:00:00 1970
From: Peter Zijlstra <peterz@infradead.org>
Subject: Re: [PATCH 2/5] writeback: dirty position control
Date: Fri, 12 Aug 2011 11:47:54 +0200
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Cc: "linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,  Andrew
 Morton <akpm@linux-foundation.org>, Jan Kara <jack@suse.cz>, Christoph
 Hellwig <hch@lst.de>, Dave Chinner <david@fromorbit.com>, Greg Thelen
 <gthelen@google.com>, Minchan Kim <minchan.kim@gmail.com>,  Vivek Goyal
 <vgoyal@redhat.com>, Andrea Righi <arighi@develer.com>, linux-mm
 <linux-mm@kvack.org>, LKML <linux-kernel@vger.kernel.org>
To: Wu Fengguang <fengguang.wu@intel.com>
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On Fri, 2011-08-12 at 10:43 +0800, Wu Fengguang wrote:
> >                s - x 3
> >  f(x) :=3D  1 + (-----)
> >                l - s
>=20

> Looks very neat, much simpler than the three curves solution!

Glad you like it, there is of course the small matter of real-world
behaviour to consider, lets hope that works as well :-)

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