From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267473AbUHTThO (ORCPT ); Fri, 20 Aug 2004 15:37:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267553AbUHTThO (ORCPT ); Fri, 20 Aug 2004 15:37:14 -0400 Received: from 251041.vserver.de ([62.75.251.41]:40909 "EHLO 251041.vserver.de") by vger.kernel.org with ESMTP id S268667AbUHTTgh (ORCPT ); Fri, 20 Aug 2004 15:36:37 -0400 Date: Fri, 20 Aug 2004 13:35:20 -0600 From: martin rumori To: Ingo Molnar Cc: Lee Revell , jackit-devel , linux-kernel Subject: Re: [Jackit-devel] Re: problems with volunteer preempt patch WAS: little NPTL SCHED_FIFO test program Message-ID: <20040820193520.GA3129@amadora.tejo> Mail-Followup-To: Ingo Molnar , Lee Revell , jackit-devel , linux-kernel References: <200408180100.04955.pnambic@unu.nu> <20040818023546.03e79fc4@mango.fruits.de> <1092794828.813.49.camel@krustophenia.net> <20040818050708.54a27a7e@mango.fruits.de> <1092987523.10063.62.camel@krustophenia.net> <20040820092042.GA2496@amadora.tejo> <1092994979.10063.80.camel@krustophenia.net> <20040820175351.GA2302@amadora.tejo> <20040820183559.GD21956@elte.hu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040820183559.GD21956@elte.hu> User-Agent: Mutt/1.5.6+20040803i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Aug 20, 2004 at 08:35:59PM +0200, Ingo Molnar wrote: > > i am wondering especially about the ACPI messages, as ACPI is > > completely switched off now. > > is ACPI switched off in the .config too? basically yes, but there is one strange thing: # # Power management options (ACPI, APM) # # CONFIG_PM is not set # # ACPI (Advanced Configuration and Power Interface) Support # # CONFIG_ACPI is not set CONFIG_ACPI_BOOT=y i don't know where to find the last option in the config programs (menuconfig, xconfig). if i comment it manually, it'll get uncommented as soon as the next make command is issued, regardless whether make xconfig again, make oldconfig, or make. it gets reverted to the above shown state. i figured out that in stock 2.6.8.1 and 2.6.7-cko5 this option is enabled, too, (even with the rest of acpi disabled and apm enabled) maybe i can't see the messages at boot time since they are going to fast. > > maybe latency.o is not included when linking without > > CONFIG_PREEMPT_TIMING? > > right. We dont want to link it in so i've added a NOP define for > __trace() to sched.h. This fix will show up in -P6. great, many thanks. bests, martin