Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755980AbaD1TSw (ORCPT ); Mon, 28 Apr 2014 15:18:52 -0400 Received: from e23smtp01.au.ibm.com ([202.81.31.143]:55204 "EHLO e23smtp01.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755913AbaD1TSt (ORCPT ); Mon, 28 Apr 2014 15:18:49 -0400 Message-ID: <535EA250.5060700@linux.vnet.ibm.com> Date: Tue, 29 Apr 2014 00:17:44 +0530 From: "Srivatsa S. Bhat" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120828 Thunderbird/15.0 MIME-Version: 1.0 To: Meelis Roos 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 References: <20140425081728.10258.63980.stgit@srivatsabhat.in.ibm.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14042818-1618-0000-0000-00000026801A Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/25/2014 10:59 PM, Meelis Roos wrote: >> 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. > Thanks a lot for testing this Meelis! I'll send out the v2 soon. Regards, Srivatsa S. Bhat -- 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/