From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757036Ab3FSRLw (ORCPT ); Wed, 19 Jun 2013 13:11:52 -0400 Received: from avon.wwwdotorg.org ([70.85.31.133]:60906 "EHLO avon.wwwdotorg.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756708Ab3FSRLs (ORCPT ); Wed, 19 Jun 2013 13:11:48 -0400 Message-ID: <51C1E651.9040802@wwwdotorg.org> Date: Wed, 19 Jun 2013 11:11:45 -0600 From: Stephen Warren User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130510 Thunderbird/17.0.6 MIME-Version: 1.0 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, robin.randhawa@arm.com, Steve.Bannister@arm.com, Liviu.Dudau@arm.com, charles.garcia-tobin@arm.com, arvind.chauhan@arm.com, dave.martin@arm.com, Stephen Warren Subject: Re: [PATCH 12/13] cpufreq: tegra: call CPUFREQ_POSTCHANGE notfier in error cases References: <73f480a1fa0d39b1d199e598fa9f9df4a9158d11.1371630975.git.viresh.kumar@linaro.org> In-Reply-To: <73f480a1fa0d39b1d199e598fa9f9df4a9158d11.1371630975.git.viresh.kumar@linaro.org> X-Enigmail-Version: 1.4.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06/19/2013 02:53 AM, Viresh Kumar wrote: > PRECHANGE and POSTCHANGE notifiers must be called in groups, i.e either both > should be called or both shouldn't be. > > In case we have started PRECHANGE notifier and found an error, we must call > POSTCHANGE notifier with freqs.new = freqs.old to guarantee that sequence of > calling notifiers is complete. > > This patch fixes it. Acked-by: Stephen Warren