From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757590Ab3LFPzn (ORCPT ); Fri, 6 Dec 2013 10:55:43 -0500 Received: from mx1.redhat.com ([209.132.183.28]:29298 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756866Ab3LFPzm (ORCPT ); Fri, 6 Dec 2013 10:55:42 -0500 Date: Fri, 6 Dec 2013 16:56:19 +0100 From: Oleg Nesterov To: Christoph Lameter Cc: Tejun Heo , Frederic Weisbecker , Peter Zijlstra , zhang.yi20@zte.com.cn, lkml , Tetsuo Handa , Ingo Molnar Subject: Re: [PATCH 1/1] usermodehelper: kill ____call_usermodehelper()->set_cpus_allowed_ptr() Message-ID: <20131206155619.GA7226@redhat.com> References: <20131128150233.GA10022@twins.programming.kicks-ass.net> <20131128193330.GA24767@redhat.com> <20131128193349.GB24767@redhat.com> <20131205143745.GA18488@redhat.com> <20131205143903.GA3231@htj.dyndns.org> <20131205153016.GA20705@redhat.com> <00000142c42d9708-c1154c9a-4265-45ee-971f-a6c8b5768ebf-000000@email.amazonses.com> <20131206145322.GB2674@redhat.com> <00000142c88e3976-f033b304-5a25-4cf3-854e-2ac02d209099-000000@email.amazonses.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <00000142c88e3976-f033b304-5a25-4cf3-854e-2ac02d209099-000000@email.amazonses.com> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/06, Christoph Lameter wrote: > > On Fri, 6 Dec 2013, Oleg Nesterov wrote: > > > This probably means that Tejun's "default attributes which are inherited > > by all workqueues" suggestion was right. > > There are workqueues that are required to run on specific nodes / > processors. Those cannot inherit these attributes and would need to be > used regardless of the attributes if the kernel code demands it. Yes, yes, Tejun actually said "inherited by all workqueues unless they're explicitly overridden", I stripped his words too much. Oleg.