Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030474AbVKCUtX (ORCPT ); Thu, 3 Nov 2005 15:49:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030475AbVKCUtW (ORCPT ); Thu, 3 Nov 2005 15:49:22 -0500 Received: from fmr22.intel.com ([143.183.121.14]:52642 "EHLO scsfmr002.sc.intel.com") by vger.kernel.org with ESMTP id S1030474AbVKCUtW (ORCPT ); Thu, 3 Nov 2005 15:49:22 -0500 Date: Thu, 3 Nov 2005 12:49:16 -0800 From: Ashok Raj To: Petr Vandrovec Cc: ashok.raj@intel.com, Linux Kernel Mailing List Subject: Re: powernow-k8 schedules in atomic since sunday :-( Message-ID: <20051103124916.A29900@unix-os.sc.intel.com> References: <436A34C5.2060108@vc.cvut.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: <436A34C5.2060108@vc.cvut.cz>; from vandrove@vc.cvut.cz on Thu, Nov 03, 2005 at 05:03:17PM +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 899 Lines: 23 On Thu, Nov 03, 2005 at 05:03:17PM +0100, Petr Vandrovec wrote: > Hello Ashok, > your change '[PATCH] create and destroy cpufreq sysfs entries based on cpu > notifiers' causes problems with powernow-k8 driver. powernow-k8 uses > set_cpus_allowed() (it even calls schedule() explicitly for no reason), and when > you've changed code from lock_cpu_hotplug() to preempt_disable() > set_cpus_allowed() now complains that schedule() is not allowed while preemption > is disabled... > Rafael noticed this, please use the new patch http://marc.theaimsgroup.com/?l=linux-kernel&m=113087258615780&w=2 He confirmed it works for him now. Thanks ashok - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/