From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ingo Molnar Subject: Re: [BUG] long freezes on thinkpad t60 Date: Thu, 24 May 2007 16:44:49 +0200 Message-ID: <20070524144447.GA25068@elte.hu> References: <20070524125453.GA7554@elte.hu> <20070524141059.GA19872@elte.hu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mx3.mail.elte.hu ([157.181.1.138]:41269 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750814AbXEXOoz (ORCPT ); Thu, 24 May 2007 10:44:55 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Miklos Szeredi Cc: linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, tglx@linutronix.de * Miklos Szeredi wrote: > > CONFIG_EVENT_TRACE=y > > CONFIG_FUNCTION_TRACE=y > > # CONFIG_WAKEUP_TIMING is not set > > # CONFIG_CRITICAL_IRQSOFF_TIMING is not set > > CONFIG_MCOUNT=y > > > > does it boot with these? > > Nope. Same segfault. If I try to continue manually with 'init 5', > then init segfaults as well :( could you just try v2.6.21 plus the -rt patch, which has the tracer built-in? That's a combination that should work well. You can pick it up from: http://people.redhat.com/mingo/realtime-preempt/ same config options as above. If you dont turn on PREEMPT_RT you'll get an almost-vanilla kernel. Ingo