Re: [RFC v2 PATCH] mm/percpu.c: simplify grouping CPU algorithm

From: Tejun Heo
Date: Thu Oct 13 2016 - 20:34:08 EST


On Fri, Oct 14, 2016 at 07:49:44AM +0800, zijun_hu wrote:
> the main intent of this change is making the CPU grouping algorithm more
> easily to understand, especially, for newcomer for memory managements
> take me as a example, i really take me a longer timer to understand it

If the new code is easier to understand, it's only so marginally. It
just isn't worth the effort or risk.