Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933715AbbGJRw5 (ORCPT ); Fri, 10 Jul 2015 13:52:57 -0400 Received: from resqmta-ch2-12v.sys.comcast.net ([69.252.207.44]:33789 "EHLO resqmta-ch2-12v.sys.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933696AbbGJRwl (ORCPT ); Fri, 10 Jul 2015 13:52:41 -0400 Date: Fri, 10 Jul 2015 12:52:39 -0500 (CDT) From: Christoph Lameter X-X-Sender: cl@east.gentwo.org To: Frederic Weisbecker cc: Oleg Nesterov , LKML , Rik van Riel , Andrew Morton Subject: Re: [PATCH 2/5] kmod: Use system_unbound_wq instead of khelper In-Reply-To: <20150710171208.GA26428@lerouge> Message-ID: References: <1436465237-22031-1-git-send-email-fweisbec@gmail.com> <1436465237-22031-3-git-send-email-fweisbec@gmail.com> <20150709224406.GA17528@redhat.com> <20150710134739.GA25078@lerouge> <20150710171208.GA26428@lerouge> Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 677 Lines: 16 On Fri, 10 Jul 2015, Frederic Weisbecker wrote: > No it's not much configurable. The works are scheduled on tasks that are > node affine and you can't change that for system_unbound_wq. Only WQ_SYSFS > workqueues can be overriden on their no_numa property but even there that's > after the boot and most of the usermodehelper load goes on boot. Well then lets have at least one thread per NUMA node so that NUMA affinity works? -- 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/