Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752573AbaLYUOM (ORCPT ); Thu, 25 Dec 2014 15:14:12 -0500 Received: from mail-qc0-f169.google.com ([209.85.216.169]:63437 "EHLO mail-qc0-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751429AbaLYUOJ (ORCPT ); Thu, 25 Dec 2014 15:14:09 -0500 Date: Thu, 25 Dec 2014 15:14:06 -0500 From: Tejun Heo To: Lai Jiangshan Cc: linux-kernel@vger.kernel.org, Yasuaki Ishimatsu , "Gu, Zheng" , tangchen , Hiroyuki KAMEZAWA Subject: Re: [PATCH 3/5] workqueue: fixup existing pool->node Message-ID: <20141225201406.GB22951@htj.dyndns.org> References: <1418379595-6281-1-git-send-email-laijs@cn.fujitsu.com> <1418379595-6281-4-git-send-email-laijs@cn.fujitsu.com> <20141212172546.GC20020@htj.dyndns.org> <548E3825.9020204@cn.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <548E3825.9020204@cn.fujitsu.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Dec 15, 2014 at 09:23:49AM +0800, Lai Jiangshan wrote: > The pwqs of the old node's cpumask do be discarded. But the pools of the old > node's cpumask maybe recycle. For example, a new workqueue's affinity is set to > the old node's cpumask before the pool is dead. Any old pool can long live. Hah? Why can't it just be unhashed so that it can't be looked up for new pwqs anymore? -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/