From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755635AbdDDS6G (ORCPT ); Tue, 4 Apr 2017 14:58:06 -0400 Received: from mx1.redhat.com ([209.132.183.28]:46350 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755517AbdDDS5A (ORCPT ); Tue, 4 Apr 2017 14:57:00 -0400 DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com E596A80487 Authentication-Results: ext-mx04.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx04.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=riel@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com E596A80487 Message-ID: <1491332218.8850.149.camel@redhat.com> Subject: Re: [PATCH] sched: Fix numabalancing to work with isolated cpus From: Rik van Riel To: Srikar Dronamraju , Ingo Molnar , Peter Zijlstra Cc: LKML , Mel Gorman Date: Tue, 04 Apr 2017 14:56:58 -0400 In-Reply-To: <1491326848-5748-1-git-send-email-srikar@linux.vnet.ibm.com> References: <1491326848-5748-1-git-send-email-srikar@linux.vnet.ibm.com> Organization: Red Hat, Inc Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Tue, 04 Apr 2017 18:57:00 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2017-04-04 at 22:57 +0530, Srikar Dronamraju wrote: > > The isolated cpus are part of the cpus allowed list. In the above > case, > numabalancing ends up scheduling some of these tasks on isolated > cpus. > > To avoid this, please check for isolated cpus before choosing a > target > cpu. > > Signed-off-by: Srikar Dronamraju Reviewed-by: Rik van Riel