From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757666AbbJ2RTu (ORCPT ); Thu, 29 Oct 2015 13:19:50 -0400 Received: from foss.arm.com ([217.140.101.70]:39870 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756948AbbJ2RTt (ORCPT ); Thu, 29 Oct 2015 13:19:49 -0400 Date: Thu, 29 Oct 2015 17:19:44 +0000 From: Catalin Marinas To: Dietmar Eggemann Cc: linux-arm-kernel@lists.infradead.org, Will Deacon , linux-kernel@vger.kernel.org Subject: Re: [PATCH] ARM64: Enable multi-core scheduler support by default Message-ID: <20151029171944.GS8899@e104818-lin.cambridge.arm.com> References: <1445273749-16778-1-git-send-email-dietmar.eggemann@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1445273749-16778-1-git-send-email-dietmar.eggemann@arm.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, Oct 19, 2015 at 05:55:49PM +0100, Dietmar Eggemann wrote: > Make sure that the task scheduler domain hierarchy is set-up correctly > on systems with single or multi-cluster topology. > > Signed-off-by: Dietmar Eggemann > --- > arch/arm64/configs/defconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig > index 34d71dd86781..dc70d715bc38 100644 > --- a/arch/arm64/configs/defconfig > +++ b/arch/arm64/configs/defconfig > @@ -51,6 +51,7 @@ CONFIG_PCI=y > CONFIG_PCI_MSI=y > CONFIG_PCI_XGENE=y > CONFIG_SMP=y > +CONFIG_SCHED_MC=y > CONFIG_PREEMPT=y > CONFIG_KSM=y > CONFIG_TRANSPARENT_HUGEPAGE=y Question: does enabling this option have any (positive) effect on the vanilla kernel or it requires additional patches like EAS? Thanks. -- Catalin