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

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Message-ID: <20161014003313.GI32534@mtj.duckdns.org>
Date:   Thu, 13 Oct 2016 20:33:13 -0400
From:   Tejun Heo <tj@...nel.org>
To:     zijun_hu <zijun_hu@...o.com>
Cc:     zijun_hu@....com, linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        akpm@...ux-foundation.org, cl@...ux.com
Subject: Re: [RFC v2 PATCH] mm/percpu.c: simplify grouping CPU algorithm

Hello,

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.

Thanks.

-- 
tejun