From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933586Ab2AIXxM (ORCPT ); Mon, 9 Jan 2012 18:53:12 -0500 Received: from mga09.intel.com ([134.134.136.24]:61135 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932158Ab2AIXxL (ORCPT ); Mon, 9 Jan 2012 18:53:11 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.67,352,1309762800"; d="scan'208";a="94583776" Subject: Re: [PATCH] x86,sched: Fix sched_smt_power_savings totally broken From: Suresh Siddha Reply-To: Suresh Siddha To: Youquan Song Cc: Peter Zijlstra , linux-kernel@vger.kernel.org, mingo@elte.hu, tglx@linutronix.de, hpa@zytor.com, akpm@linux-foundation.org, stable@vger.kernel.org, arjan@linux.intel.com, len.brown@intel.com, anhua.xu@intel.com, chaohong.guo@intel.com, Youquan Song In-Reply-To: <20120110055856.GA23741@linux-youquan.bj.intel.com> References: <1326099367-4166-1-git-send-email-youquan.song@intel.com> <1326103578.2442.50.camel@twins> <20120110001445.GA20542@linux-youquan.bj.intel.com> <1326107156.2442.59.camel@twins> <20120110055856.GA23741@linux-youquan.bj.intel.com> Content-Type: text/plain; charset="UTF-8" Organization: Intel Date: Mon, 09 Jan 2012 15:52:43 -0800 Message-ID: <1326153163.2366.7.camel@sbsiddha-mobl2> Mime-Version: 1.0 X-Mailer: Evolution 2.32.3 (2.32.3-1.fc14) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2012-01-10 at 00:58 -0500, Youquan Song wrote: > Thanks Peter! Here is the patch. Youquan, As far as I know both the sched_smt_power_savings/sched_mc_power_savings are broken for atleast an year. Have you checked the state of 'sched_mc_power_savings' to see if it is working or gets addressed with your proposed patches? thanks, suresh