Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757366AbaDIBWf (ORCPT ); Tue, 8 Apr 2014 21:22:35 -0400 Received: from mga09.intel.com ([134.134.136.24]:18611 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756355AbaDIBWe (ORCPT ); Tue, 8 Apr 2014 21:22:34 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.97,822,1389772800"; d="scan'208";a="489604834" Message-ID: <5344A0A3.9030909@intel.com> Date: Wed, 09 Apr 2014 09:21:39 +0800 From: Jet Chen User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: Viresh Kumar , "abd38155f8293923de5953cc063f9e2d7ecb3f04.1396679170.git.viresh.kumar@linaro.org" CC: "Wu, Fengguang" , LKML Subject: Re: [clocksource] INFO: possible irq lock inversion dependency detected References: <5343740C.9010609@intel.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/08/2014 01:21 PM, Viresh Kumar wrote: > On 8 April 2014 09:29, Jet Chen wrote: >> (Sorry for previous bad format email) >> Your patch on my testing branch in LKP system: >> git://bee.sh.intel.com/git/tchen37/linux.git timer_debug3 got the below >> dmesg. >> FYI, I applied your patch on the top of commit >> 6378cb51af5f4743db0dcb3cbcf862eac5908754 - timer: don't migrate pinned >> timers. > > Hi Jet, > > Thanks for your efforts. It looks like we must use spin_lock_irqsave() here. > And that's all we need to fix this issue.. > spin_lock_irqsave() does fix this issue. Tested-by: Jet Chen > To get the right order in which patches must be applied (obviously with the > updates I have), please pick this branch: > > git://git.linaro.org/people/viresh.kumar/linux.git isolate-cpusets > > I hope this fixes the issues you were getting. > -- 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/