From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754845Ab3L1AQF (ORCPT ); Fri, 27 Dec 2013 19:16:05 -0500 Received: from 5.array2.smtp.34sp.com ([46.183.10.83]:60527 "EHLO 5.array2.smtp.34sp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752848Ab3L1AQE (ORCPT ); Fri, 27 Dec 2013 19:16:04 -0500 X-Greylist: delayed 416 seconds by postgrey-1.27 at vger.kernel.org; Fri, 27 Dec 2013 19:16:04 EST Date: Sat, 28 Dec 2013 00:09:01 +0000 From: David Woodfall To: linux-kernel@vger.kernel.org Subject: Re: Problem with cpufreq and i5 since post 3.9.0 Message-ID: <20131228000900.GJ17115@Blackswan> Mail-Followup-To: linux-kernel@vger.kernel.org References: <20131227185924.GH17115@Blackswan> <20131227194447.GA8188@fancy-poultry.org> <20131227195350.GI17115@Blackswan> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Disposition: inline In-Reply-To: <20131227195350.GI17115@Blackswan> User-Agent: Mutt/1.5.22 (2013-10-16) X-Authenticated-As: unrealize.co.uk X-OriginalSMTPIP: 82.44.71.14 Smarthost: 80.82.124.206 X-34SP-MailScanner-Information: Please contact the ISP for more information X-34SP-MailScanner-ID: 940B4201EA.A1C83 X-34SP-MailScanner: Found to be clean X-34SP-MailScanner-SpamCheck: not spam, SpamAssassin (not cached, score=0.001, required 6, URIBL_BLOCKED 0.00) X-34SP-MailScanner-From: dave@dawoodfall.net Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On (27/12/13 19:53), Dave Woodfall put forth the proposition: >On (27/12/13 20:44), Heinz Diehl put forth the proposition: >>On 27.12.2013, David Woodfall wrote: >> >>>But any of the newer kernel versions I've tested only give me >>>performance and powersave. >> >>I don't use any Fedora kernel, so I can't tell which governors are >>enabled in those. You should check the value of "CONFIG_CPU_FREQ_GOV" >>in the respective .config file for your installed kernel. >> >>In short: It seems that only "performance" and "powersave" are >>compiled in. > >No, I used the same .config in all versions that I tested. I've also >tried setting them as modules rather than built-in. This is the stock >slackware .config: > >CONFIG_CPU_FREQ=y >CONFIG_CPU_FREQ_TABLE=m >CONFIG_CPU_FREQ_GOV_COMMON=y >CONFIG_CPU_FREQ_STAT=m >CONFIG_CPU_FREQ_STAT_DETAILS=y ># CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set >CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y ># CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND is not set ># CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE is not set >CONFIG_CPU_FREQ_GOV_PERFORMANCE=m >CONFIG_CPU_FREQ_GOV_POWERSAVE=m >CONFIG_CPU_FREQ_GOV_USERSPACE=y >CONFIG_CPU_FREQ_GOV_ONDEMAND=m >CONFIG_CPU_FREQ_GOV_CONSERVATIVE=m > >And modprobing any governor module does not change the output of >scaling_available_governors. > >-Dave I'm also experiencing this with a Intel G640 dual core machine. Exactly the same effect.