From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753562AbaJVHdl (ORCPT ); Wed, 22 Oct 2014 03:33:41 -0400 Received: from mga01.intel.com ([192.55.52.88]:18056 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751022AbaJVHdk (ORCPT ); Wed, 22 Oct 2014 03:33:40 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.04,767,1406617200"; d="scan'208";a="618364942" Date: Wed, 22 Oct 2014 07:33:31 +0800 From: Yuyang Du To: Peter Zijlstra Cc: mingo@redhat.com, linux-kernel@vger.kernel.org, pjt@google.com, bsegall@google.com, arjan.van.de.ven@intel.com, len.brown@intel.com, rafael.j.wysocki@intel.com, alan.cox@intel.com, mark.gross@intel.com, fengguang.wu@intel.com Subject: Re: [RESEND PATCH 2/3 v5] sched: Rewrite per entity runnable load average tracking Message-ID: <20141021233330.GA2577@intel.com> References: <1412907717-2871-1-git-send-email-yuyang.du@intel.com> <1412907717-2871-3-git-send-email-yuyang.du@intel.com> <20141021143221.GZ23531@worktop.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20141021143221.GZ23531@worktop.programming.kicks-ass.net> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Oct 21, 2014 at 04:32:21PM +0200, Peter Zijlstra wrote: > + val = mul_u64_u32_shr(val, runnable_avg_yN_inv[local_n], 32); > + return val; Brilliant!