From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756976Ab0JWR6U (ORCPT ); Sat, 23 Oct 2010 13:58:20 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:46666 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755902Ab0JWR6T (ORCPT ); Sat, 23 Oct 2010 13:58:19 -0400 From: "Rafael J. Wysocki" To: Christian Ruediger Bahls Subject: Re: intel_idle .. Was: __pm_runtime_resume() returns -1 Was: Regression in 2.6.36 Date: Sat, 23 Oct 2010 19:57:28 +0200 User-Agent: KMail/1.13.5 (Linux/2.6.36-rjw+; KDE/4.4.4; x86_64; ; ) Cc: Andrew Morton , Len Brown , linux-kernel@vger.kernel.org, Eric Dumazet References: <20101022165734.d7ed2582.akpm@linux-foundation.org> <20101023042607.GB449@pfau.e-technik1.uni-rostock.de> In-Reply-To: <20101023042607.GB449@pfau.e-technik1.uni-rostock.de> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201010231957.28276.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Saturday, October 23, 2010, Christian Ruediger Bahls wrote: > [2010-10-23 01:58] Andrew Morton wrote: > > On Fri, 22 Oct 2010 15:38:01 +0200 > > Christian Bahls wrote: > > > The regression seems to have been introduced by the merge: > > > 92b4522f72916ff2675060e29e4b24cf26ab59ce > > > > > > > I suspect your bisection went wrong :( > ... > > It's really hard to see how that change could break the resume > > operation. > > you were right .. > > btw: this is not resume but system boot .. either cold or warm > [pressing any button(even the power-button) makes the boot continue] > > the failure has lots of different incarnations: > during booting it sometimes stalls: > on initializing the sata drive > while mounting/un-mounting the sata drive > or other obscure occasions (syncing drives/initializing hardware) > > in later versions of the kernel it throws the > "__pm_runtime_resume() returns -1"-warnings Do you have CONFIG_PM_VERBOSE set in your .config by chance? Rafael