From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: Common boot/shutdown issues with the latest 2.6.37 (Mostly Asus laptops) Date: Mon, 31 Jan 2011 19:33:37 +0100 Message-ID: <201101311933.38050.rjw@sisk.pl> References: <556624.21214.qm@web28409.mail.ukl.yahoo.com> <201101311924.33098.rjw@sisk.pl> <4D46FF82.1090704@pardus.org.tr> Mime-Version: 1.0 Content-Type: Text/Plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <4D46FF82.1090704@pardus.org.tr> Sender: platform-driver-x86-owner@vger.kernel.org To: Ozan =?utf-8?q?=C3=87a=C4=9Flayan?= Cc: Richard =?utf-8?q?Sch=C3=BCtz?= , Lionel Debroux , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org, colin.king@canonical.com List-Id: linux-acpi@vger.kernel.org On Monday, January 31, 2011, Ozan =C3=87a=C4=9Flayan wrote: > On 31.01.2011 20:24, Rafael J. Wysocki wrote: >=20 > >> > >> Or just use the processor.max_cstate parameter then. > > > > As I wrote a couple of messages ago, https://lkml.org/lkml/2011/1/3= 1/52 . >=20 > The users reported that processor.max_cstate=3D0 didn't help too. The= ones=20 > which experience random hangs during shutdown tells that the hard dis= k=20 > is turned off and the fans are turning faster. >=20 > The other user which can't even boot didn't tell the result of adding= =20 > processor.max_cstate=3D0 to boot params. Well, I'm kind of not sure what to do next. The expectation seems to be that the problem is somehow related to cpui= dle, but the above observations fail to confirm that. Would it be possible to check if running the kernel in uniprocessor mod= e makes the problem go away? Rafael