Re: [PATCH 2/5] writeback: dirty position control

Wu Fengguang
2011-08-12T11:11:47Z

On Fri, Aug 12, 2011 at 05:47:54PM +0800, Peter Zijlstra wrote:
> On Fri, 2011-08-12 at 10:43 +0800, Wu Fengguang wrote:
> > > s - x 3
> > > f(x) := 1 + (-----)
> > > l - s
> >
>
> > 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 :-)

It magically meets all the criteria in my mind, not to mention it can
eliminate 2 extra patches. As for the tests, so far, so good :)

Your arithmetics are awesome!

Thanks,
Fengguang