From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755630Ab2AJJ1H (ORCPT ); Tue, 10 Jan 2012 04:27:07 -0500 Received: from casper.infradead.org ([85.118.1.10]:53349 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754533Ab2AJJ1E convert rfc822-to-8bit (ORCPT ); Tue, 10 Jan 2012 04:27:04 -0500 Message-ID: <1326187602.2442.103.camel@twins> Subject: Re: [PATCH] x86,sched: Fix sched_smt_power_savings totally broken From: Peter Zijlstra To: Indan Zupancic Cc: Vincent Guittot , Youquan Song , linux-kernel@vger.kernel.org, mingo@elte.hu, tglx@linutronix.de, hpa@zytor.com, akpm@linux-foundation.org, stable@vger.kernel.org, suresh.b.siddha@intel.com, arjan@linux.intel.com, len.brown@intel.com, anhua.xu@intel.com Date: Tue, 10 Jan 2012 10:26:42 +0100 In-Reply-To: <0c92071a002c16120b424c4057056a05.squirrel@webmail.greenhost.nl> References: <1326099367-4166-1-git-send-email-youquan.song@intel.com> <1326103578.2442.50.camel@twins> <20120110001445.GA20542@linux-youquan.bj.intel.com> <1326107563.2442.65.camel@twins> <1326120367.2442.84.camel@twins> <0c92071a002c16120b424c4057056a05.squirrel@webmail.greenhost.nl> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-Mailer: Evolution 3.2.1- Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2012-01-10 at 03:12 +0100, Indan Zupancic wrote: > Perhaps it should be controlled by the CPU governor instead of being > a separate knob? Possibly, Arjan was working on new infrastructure there and we wanted tighter integration with the scheduler for a number of other reasons as well, hopefully Arjan will get things sorted soon and show us what it looks like ;-)