From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756292Ab1LBBK0 (ORCPT ); Thu, 1 Dec 2011 20:10:26 -0500 Received: from mga09.intel.com ([134.134.136.24]:3642 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756247Ab1LBBKV (ORCPT ); Thu, 1 Dec 2011 20:10:21 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.67,351,1309762800"; d="scan'208";a="82332039" Message-Id: <20111202010832.763100675@sbsiddha-desk.sc.intel.com> User-Agent: quilt/0.48-1 Date: Thu, 01 Dec 2011 17:07:37 -0800 From: Suresh Siddha To: Peter Zijlstra , Ingo Molnar , Venki Pallipadi , Srivatsa Vaddagiri , Mike Galbraith Cc: linux-kernel , Tim Chen , alex.shi@intel.com, Suresh Siddha Subject: [patch v3 6/6] sched: fix the sched group node allocation for SD_OVERLAP domain References: <20111202010731.344451602@sbsiddha-desk.sc.intel.com> Content-Disposition: inline; filename=fix_sched_group_node_allocation.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org For the SD_OVERLAP domain, sched_groups for each CPU's sched_domain are privately allocated and not shared with any other cpu. So the sched group allocation should come from the cpu's node for which SD_OVERLAP sched domain is being setup. Signed-off-by: Suresh Siddha --- kernel/sched/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: tip/kernel/sched/core.c =================================================================== --- tip.orig/kernel/sched/core.c +++ tip/kernel/sched/core.c @@ -5902,7 +5902,7 @@ build_overlap_sched_groups(struct sched_ continue; sg = kzalloc_node(sizeof(struct sched_group) + cpumask_size(), - GFP_KERNEL, cpu_to_node(i)); + GFP_KERNEL, cpu_to_node(cpu)); if (!sg) goto fail;