Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756556AbcJNAeB (ORCPT ); Thu, 13 Oct 2016 20:34:01 -0400 Received: from mail-pf0-f194.google.com ([209.85.192.194]:33390 "EHLO mail-pf0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753976AbcJNAdv (ORCPT ); Thu, 13 Oct 2016 20:33:51 -0400 Date: Thu, 13 Oct 2016 20:33:13 -0400 From: Tejun Heo To: zijun_hu Cc: zijun_hu@htc.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, cl@linux.com Subject: Re: [RFC v2 PATCH] mm/percpu.c: simplify grouping CPU algorithm Message-ID: <20161014003313.GI32534@mtj.duckdns.org> References: <701fa92a-026b-f30b-833c-a5e61eab6549@zoho.com> <20161013233722.GF32534@mtj.duckdns.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.7.0 (2016-08-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 414 Lines: 14 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