From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1034997AbcIWVRI (ORCPT ); Fri, 23 Sep 2016 17:17:08 -0400 Received: from sender153-mail.zoho.com ([74.201.84.153]:25317 "EHLO sender153-mail.zoho.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1034655AbcIWVRD (ORCPT ); Fri, 23 Sep 2016 17:17:03 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=zapps768; d=zoho.com; h=subject:to:references:cc:from:message-id:date:user-agent:mime-version:in-reply-to:content-type; b=fq/b3G9uR3GkiJbp/Oy9aYRaru3RQCy++MqbdRuRDqYJg2PbCvgEC6QTsI2Qjbc7dXJ6x/+I9D+h KNywvBTm8p+ZNc9w4TvJhmAqD4svScpP9l6HH5DEAwSdVfO6594F Subject: Re: [PATCH 1/1] mm/percpu.c: correct max_distance calculation for pcpu_embed_first_chunk() To: Tejun Heo References: <7180d3c9-45d3-ffd2-cf8c-0d925f888a4d@zoho.com> <20160923192351.GE31387@htj.duckdns.org> Cc: zijun_hu@htc.com, Andrew Morton , "linux-kernel@vger.kernel.org" , linux-mm@kvack.org, cl@linux.com From: zijun_hu Message-ID: <39277252-5bf4-b355-c076-8059e693f4aa@zoho.com> Date: Sat, 24 Sep 2016 05:16:56 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 MIME-Version: 1.0 In-Reply-To: <20160923192351.GE31387@htj.duckdns.org> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2016/9/24 3:23, Tejun Heo wrote: > On Sat, Sep 24, 2016 at 02:20:24AM +0800, zijun_hu wrote: >> From: zijun_hu >> >> correct max_distance from (base of the highest group + ai->unit_size) >> to (base of the highest group + the group size) >> >> Signed-off-by: zijun_hu > > Nacked-by: Tejun Heo > > Thanks. > frankly, the current max_distance is error, doesn't represents the ranges spanned by areas owned by the groups