From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-f181.google.com (mail-io0-f181.google.com [209.85.223.181]) by kanga.kvack.org (Postfix) with ESMTP id 5E7E36B0253 for ; Wed, 2 Mar 2016 21:18:59 -0500 (EST) Received: by mail-io0-f181.google.com with SMTP id l127so12861360iof.3 for ; Wed, 02 Mar 2016 18:18:59 -0800 (PST) Received: from heian.cn.fujitsu.com ([59.151.112.132]) by mx.google.com with ESMTP id c21si1151172ioe.188.2016.03.02.18.17.45 for ; Wed, 02 Mar 2016 18:18:58 -0800 (PST) Message-ID: <56D79E35.7030000@cn.fujitsu.com> Date: Thu, 3 Mar 2016 10:15:17 +0800 From: Zhu Guihua MIME-Version: 1.0 Subject: Re: [RESEND PATCH v5 0/5] Make cpuid <-> nodeid mapping persistent References: <1456969327-20011-1-git-send-email-zhugh.fnst@cn.fujitsu.com> In-Reply-To: Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: "Rafael J. Wysocki" Cc: cl@linux.com, Tejun Heo , mika.j.penttila@gmail.com, Ingo Molnar , Andrew Morton , "Rafael J. Wysocki" , "H. Peter Anvin" , yasu.isimatu@gmail.com, isimatu.yasuaki@jp.fujitsu.com, kamezawa.hiroyu@jp.fujitsu.com, izumi.taku@jp.fujitsu.com, gongzhaogang@inspur.com, Len Brown , Len Brown , Thomas Gleixner , chen.tang@easystack.cn, x86@kernel.org, ACPI Devel Maling List , Linux Kernel Mailing List , Linux Memory Management List Hi, On 03/03/2016 10:08 AM, Rafael J. Wysocki wrote: > Hi, > > On Thu, Mar 3, 2016 at 2:42 AM, Zhu Guihua wrote: >> [Problem] >> >> cpuid <-> nodeid mapping is firstly established at boot time. And workqueue caches >> the mapping in wq_numa_possible_cpumask in wq_numa_init() at boot time. >> >> When doing node online/offline, cpuid <-> nodeid mapping is established/destroyed, >> which means, cpuid <-> nodeid mapping will change if node hotplug happens. But >> workqueue does not update wq_numa_possible_cpumask. >> > Are there any changes in this version relative to the previous one? No, there are no changes in this version. Thanks, Zhu > > Thanks, > Rafael > > > . > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org