From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755318Ab3JVVGM (ORCPT ); Tue, 22 Oct 2013 17:06:12 -0400 Received: from mail-qa0-f43.google.com ([209.85.216.43]:49796 "EHLO mail-qa0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753504Ab3JVVGL (ORCPT ); Tue, 22 Oct 2013 17:06:11 -0400 Date: Tue, 22 Oct 2013 17:06:08 -0400 (EDT) From: Nicolas Pitre To: Viresh Kumar cc: rjw@sisk.pl, linaro-kernel@lists.linaro.org, patches@linaro.org, cpufreq@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, srivatsa.bhat@linux.vnet.ibm.com Subject: Re: [PATCH 0/4] CPUFreq stats: Bug fixes In-Reply-To: Message-ID: References: User-Agent: Alpine 2.03 (LFD 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 26 Sep 2013, Viresh Kumar wrote: > There are several problems/bugs in cpufreq-stats specially with cpufreq drivers > as modules and suspend/resume path. These are mentioned well in changelogs. > > These are tested over my thinkpad (acpi-cpufreq) in following way: > [1] offline+online all CPUs except boot cpu in a while loop > [2] then do suspend resume > [3] repeat [1] and [2] several times. > > No issues found.. > > Also tested on my exynos board: > - Added cpufreq_unregister/register while loop in exynos-cpufreq.c so that we > continuously register/unregister driver... Stats were working fine now.. > - Compile cpufreq-stats as module and insert/remove it several times after > removing above hack (as that doesn't let linux boot :) ).. > > @Nico: Can you remove the hacky code from IKS tree and test these instead to see > if we still have any issues? My testing of those patches took a long and winding path but finally I was able to do it today. So for the 4 patches: Tested-by: Nicolas Pitre Acked-by: Nicolas Pitre Nicolas