From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422882Ab2LGAfy (ORCPT ); Thu, 6 Dec 2012 19:35:54 -0500 Received: from mga09.intel.com ([134.134.136.24]:53961 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752109Ab2LGAfx (ORCPT ); Thu, 6 Dec 2012 19:35:53 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.84,233,1355126400"; d="scan'208";a="230090218" Message-ID: <50C13960.5010901@intel.com> Date: Fri, 07 Dec 2012 08:33:36 +0800 From: Alex Shi User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120912 Thunderbird/15.0.1 MIME-Version: 1.0 To: Alex Shi CC: npiggin@kernel.dk, mingo@redhat.com, peterz@infradead.org, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, Vincent Guittot , Preeti U Murthy , "Van De Ven, Arjan" , Mike Galbraith Subject: Re: [PATCH 0/4] sched: fork/exec/wake clean up References: <1354542848-29638-1-git-send-email-alex.shi@intel.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/05/2012 03:09 PM, Alex Shi wrote: > On Mon, Dec 3, 2012 at 9:54 PM, Alex Shi wrote: >> This patchset try to clean up select_task_rq_fair which used for >> fork/exec/wake scheduling. >> >> With this patchset, our system NHM EX and SNB EP 4 socket machine >> has 10% hackbench performance increase. > > Any comments for this patchset? Nick & Ingo: Would you like to give some comments for this? CC to more experts :) Thanks! Alex >> >> Regards >> Alex >> >> [PATCH 01/4] sched: select_task_rq_fair clean up >> [PATCH 02/4] sched: fix find_idlest_group mess logical >> [PATCH 03/4] sched: don't need go to smaller sched domain >> [PATCH 04/4] sched: remove domain iterations in fork/exec/wake >> -- >> 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/ > > >