From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932851Ab0E1K65 (ORCPT ); Fri, 28 May 2010 06:58:57 -0400 Received: from casper.infradead.org ([85.118.1.10]:45486 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932802Ab0E1K6v (ORCPT ); Fri, 28 May 2010 06:58:51 -0400 Subject: Re: [linux-pm] [PATCH 0/8] Suspend block api (version 8) From: Peter Zijlstra To: Mike Chan Cc: "Rafael J. Wysocki" , Alan Cox , Brian Swetland , Dmitry Torokhov , LKML , Arve@smtp1.linux-foundation.org, Florian Mickler , Linux PM , Thomas Gleixner , Linux OMAP Mailing List , felipe.balbi@nokia.com In-Reply-To: References: <201005280041.43553.rjw@sisk.pl> <20100528001514.28e593ef@lxorguk.ukuu.org.uk> <201005280205.01561.rjw@sisk.pl> Content-Type: text/plain; charset="UTF-8" Date: Fri, 28 May 2010 09:47:49 +0200 Message-ID: <1275032869.32462.31.camel@laptop> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2010-05-27 at 17:49 -0700, Mike Chan wrote: > Even if we used the proposed QoS replacement, are there suggestions on > how to keep the cpu idle for longer than 2 seconds in Linux without > using suspend? What exactly is stopping it from being idle?