Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932224AbWIIOkf (ORCPT ); Sat, 9 Sep 2006 10:40:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932228AbWIIOke (ORCPT ); Sat, 9 Sep 2006 10:40:34 -0400 Received: from mx1.redhat.com ([66.187.233.31]:44704 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S932224AbWIIOke (ORCPT ); Sat, 9 Sep 2006 10:40:34 -0400 Date: Sat, 9 Sep 2006 10:47:39 -0400 From: Dave Jones To: Thiago Galesi Cc: Linux Kernel Subject: Re: Cpufreq not working in 2.6.18-rc6 Message-ID: <20060909144739.GS28592@redhat.com> Mail-Followup-To: Dave Jones , Thiago Galesi , Linux Kernel References: <82ecf08e0609090722p1ded935dm794d569278d60122@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <82ecf08e0609090722p1ded935dm794d569278d60122@mail.gmail.com> User-Agent: Mutt/1.4.2.2i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1228 Lines: 37 On Sat, Sep 09, 2006 at 11:22:02AM -0300, Thiago Galesi wrote: > Hello > > Cpufreq is not working for me in 2.6.18-rc6 (as it worked flawlessly > in 2.6.17.7 and earlier versions) > > I cannot insmod powernow-k7, it only shows (in dmesg): > > powernow: PowerNOW! Technology present. Can scale: frequency and voltage. > > But then insmod fails with EBUSY (or better: init_module(0x804b018, > 11352, "") = -1 EBUSY (Device or resource busy)) > > I traced this to cpufreq_register_driver returning -0x16 > > I disabled APM for this kernel, previous kernel version had APM > enabled (AFAIK, shouldn't be relevant; ACPI is enabled) > > I tried to enable APM only to discover it does not work to compile APM > as a module :/ (complains about default_idle and machine_real_restart > being "unknown symbols") > > ... > > CONFIG_X86_POWERNOW_K7_ACPI=y > .. > CONFIG_ACPI_PROCESSOR=m Does it start working again if you change ACPI_PROCESSOR=y ? Dave - 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/