From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262241AbVF1Au0 (ORCPT ); Mon, 27 Jun 2005 20:50:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262247AbVF1Au0 (ORCPT ); Mon, 27 Jun 2005 20:50:26 -0400 Received: from gateway-1237.mvista.com ([12.44.186.158]:51963 "EHLO av.mvista.com") by vger.kernel.org with ESMTP id S262241AbVF1AuR (ORCPT ); Mon, 27 Jun 2005 20:50:17 -0400 Subject: Re: Real-Time Preemption, -RT-2.6.12-final-V0.7.50-24 From: Daniel Walker Reply-To: dwalker@mvista.com To: Chuck Harding Cc: Linux Kernel Discussion List , mingo@elte.hu In-Reply-To: References: <20050608112801.GA31084@elte.hu> <20050625091215.GC27073@elte.hu> <200506250919.52640.gene.heskett@verizon.net> <200506251039.14746.gene.heskett@verizon.net> <1119902991.4794.5.camel@dhcp153.mvista.com> Content-Type: text/plain Organization: MontaVista Date: Mon, 27 Jun 2005 17:50:12 -0700 Message-Id: <1119919812.4794.19.camel@dhcp153.mvista.com> Mime-Version: 1.0 X-Mailer: Evolution 2.0.2 (2.0.2-3) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2005-06-27 at 13:28 -0700, Chuck Harding wrote: > On Mon, 27 Jun 2005, Daniel Walker wrote: > > > If you have PREEMPT_RT enabled, it looks like interrupts are hard > > disabled then there is a schedule_timeout() requested. You could try > > turning off power management and see if you still have problems. > > > > Daniel > > > > Well, putting apm=off in the kernel command line did the trick. I am > using a desktop system so apm really isn't needed. Time to change my > standard config file..... Thanks. Did it solve everything , including the virtual terminal switching, and the scheduling with irqs disabled ? Daniel