From patchwork Thu Oct 25 10:25:54 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: preeti X-Patchwork-Id: 1643101 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork2.kernel.org (Postfix) with ESMTP id 604C9DF2AB for ; Thu, 25 Oct 2012 10:33:23 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TRKh8-0002yn-0x; Thu, 25 Oct 2012 10:29:46 +0000 Received: from e28smtp09.in.ibm.com ([122.248.162.9]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TRKeT-0001Qm-1l for linux-arm-kernel@lists.infradead.org; Thu, 25 Oct 2012 10:27:02 +0000 Received: from /spool/local by e28smtp09.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 25 Oct 2012 15:56:56 +0530 Received: from d28relay04.in.ibm.com (9.184.220.61) by e28smtp09.in.ibm.com (192.168.1.139) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Thu, 25 Oct 2012 15:56:17 +0530 Received: from d28av01.in.ibm.com (d28av01.in.ibm.com [9.184.220.63]) by d28relay04.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q9PAQGsH8978884 for ; Thu, 25 Oct 2012 15:56:16 +0530 Received: from d28av01.in.ibm.com (loopback [127.0.0.1]) by d28av01.in.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q9PFu5AN018694 for ; Thu, 25 Oct 2012 15:56:08 GMT Received: from preeti.in.ibm.com (preeti.in.ibm.com [9.124.35.56]) by d28av01.in.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id q9PFu5Ux018669; Thu, 25 Oct 2012 15:56:05 GMT Subject: [RFC PATCH 09/13] sched: Modify check_asym_packing to use PJT's metric To: svaidy@linux.vnet.ibm.com, linux-kernel@vger.kernel.org From: Preeti U Murthy Date: Thu, 25 Oct 2012 15:55:54 +0530 Message-ID: <20121025102554.21022.45715.stgit@preeti.in.ibm.com> In-Reply-To: <20121025102045.21022.92489.stgit@preeti.in.ibm.com> References: <20121025102045.21022.92489.stgit@preeti.in.ibm.com> User-Agent: StGit/0.16-38-g167d MIME-Version: 1.0 x-cbid: 12102510-2674-0000-0000-00000678B38C X-Spam-Note: CRM114 invocation failed X-Spam-Score: -1.9 (-) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-1.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at http://www.dnswl.org/, medium trust [122.248.162.9 listed in list.dnswl.org] 3.0 KHOP_BIG_TO_CC Sent to 10+ recipients instaed of Bcc or a list -0.7 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: Morten.Rasmussen@arm.com, venki@google.com, robin.randhawa@arm.com, linaro-dev@lists.linaro.org, a.p.zijlstra@chello.nl, mjg59@srcf.ucam.org, viresh.kumar@linaro.org, amit.kucheria@linaro.org, deepthi@linux.vnet.ibm.com, Arvind.Chauhan@arm.com, paul.mckenney@linaro.org, suresh.b.siddha@intel.com, tglx@linutronix.de, srivatsa.bhat@linux.vnet.ibm.com, vincent.guittot@linaro.org, akpm@linux-foundation.org, paulmck@linux.vnet.ibm.com, arjan@linux.intel.com, mingo@kernel.org, linux-arm-kernel@lists.infradead.org, pjt@google.com X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Make appropriate modifications in check_asym_packing to reflect PJT's metric. Signed-off-by: Preeti U Murthy --- kernel/sched/fair.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 68a6b1d..3b18f5f 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -4814,6 +4814,8 @@ static int check_asym_packing(struct lb_env *env, struct sd_lb_stats *sds) env->imbalance = DIV_ROUND_CLOSEST( sds->max_load * sds->busiest->sgp->power, SCHED_POWER_SCALE); + env->load_imbalance = DIV_ROUND_CLOSEST( + sds->max_sg_load * sds->busiest->sgp->power, SCHED_POWER_SCALE); return 1; }