Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753911AbaDYR3J (ORCPT ); Fri, 25 Apr 2014 13:29:09 -0400 Received: from smtp1.it.da.ut.ee ([193.40.5.66]:35638 "EHLO smtp1.it.da.ut.ee" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751706AbaDYR3H (ORCPT ); Fri, 25 Apr 2014 13:29:07 -0400 Date: Fri, 25 Apr 2014 20:29:04 +0300 (EEST) From: Meelis Roos To: "Srivatsa S. Bhat" cc: rjw@rjwysocki.net, viresh.kumar@linaro.org, cpufreq@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/3] Cpufreq frequency serialization fixes In-Reply-To: <20140425081728.10258.63980.stgit@srivatsabhat.in.ibm.com> Message-ID: References: <20140425081728.10258.63980.stgit@srivatsabhat.in.ibm.com> User-Agent: Alpine 1.00 (SOC 882 2007-12-20) 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 > Meelis Roos reported hangs during boot in the longhaul cpufreq driver, after > commit 12478cf0c55 (cpufreq: Make sure frequency transitions are serialized). > The root-cause of this issue is the extra invocation of the > cpufreq_freq_transition_begin() and cpufreq_freq_transition_end() APIs in the > longhaul driver. I found similar issues in the powernow-k6 and powernow-k7 > drivers as well. This patchset fixes the issue in all the 3 drivers. > > Srivatsa S. Bhat (3): > cpufreq, powernow-k7: Fix double invocation of cpufreq_freq_transition_begin/end > cpufreq, powernow-k6: Fix double invocation of cpufreq_freq_transition_begin/end > cpufreq, longhaul: Fix double invocation of cpufreq_freq_transition_begin/end This set fixes it for me on VIA EPIA with longhaul. -- Meelis Roos (mroos@linux.ee) -- 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/