From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?B?T3phbiDDh2HEn2xheWFu?= Subject: Re: Common boot/shutdown issues with the latest 2.6.37 (Mostly Asus laptops) Date: Mon, 31 Jan 2011 12:03:09 +0200 Message-ID: <4D4688DD.6030502@pardus.org.tr> References: <556624.21214.qm@web28409.mail.ukl.yahoo.com> <201101302348.40509.rjw@sisk.pl> <4D467882.9060304@pardus.org.tr> <201101311050.49722.rjw@sisk.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <201101311050.49722.rjw@sisk.pl> Sender: platform-driver-x86-owner@vger.kernel.org To: "Rafael J. Wysocki" Cc: 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 31.01.2011 11:50, Rafael J. Wysocki wrote: > On Monday, January 31, 2011, Ozan =C3=87a=C4=9Flayan wrote: >> On 31.01.2011 00:48, Rafael J. Wysocki wrote: >> >>> Does booting with "nolapic" help on all of the affected systems? >>> >>> Also, does disabling the CPUidle during boot help? >>> >>> Finally, is the problem reproducible with CONFIG_NO_HZ unset? >> >> Well on two machines, nolapic cures the boot hang and on one machine= it >> cures the random shutdown hangs. >> >> I'll compile a kernel with CONFIG_NO_HZ to see what happens but how = do I >> disable cpuidle during boot? I've checked the kernel-parameters.txt = but >> there's no cpuidle related boot parameter there. > > Booting with intel_idle.max_cstate=3D0 should do the trick. Okay but on Asus X61S idle fallbacks to cpuidle: intel_idle: MWAIT substates: 0x3122220 intel_idle: does not run on family 6 model 23 so forcing max_cstate to 0 will turn off the cpuidle on those machines = too? --=20 Pardus Linux http://www.pardus.org.tr/eng