From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753825AbdJSWES (ORCPT ); Thu, 19 Oct 2017 18:04:18 -0400 Received: from mail-wr0-f195.google.com ([209.85.128.195]:53428 "EHLO mail-wr0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752515AbdJSWER (ORCPT ); Thu, 19 Oct 2017 18:04:17 -0400 X-Google-Smtp-Source: ABhQp+QoxCjhYojjH1eq0K6wvWidjZwdXAKY8rhMBuM0clb/yeqkLjfzSgo+atkKJnMufQsEzJozug== Subject: Re: [PATCH] clockevents/drivers/cs5535: improve resilience to spurious interrupts To: David Kozub , Thomas Gleixner Cc: linux-kernel@vger.kernel.org References: <20171019211651.039346004D@linux.fjfi.cvut.cz> From: Daniel Lezcano Message-ID: <0ea5f585-5407-8bcb-1cc9-9a2f3f11b78e@linaro.org> Date: Fri, 20 Oct 2017 00:04:13 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 In-Reply-To: <20171019211651.039346004D@linux.fjfi.cvut.cz> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 19/10/2017 22:57, David Kozub wrote: > This solves a BUG on ALIX 2c3 where mfgpt_tick is called before > clockevents_config_and_register returns. This caused mfgpt_tick to call a > null function pointer. > > Thanks to Daniel Lezcano and Thomas Gleixner for helping me analyze this > and suggesting a solution. > > Suggested-by: Thomas Gleixner > Signed-off-by: David Kozub > --- Thank for sending this fix. Can you check if the commit 8f9327cbb is the one introducing the regression ? So we can add the proper tags and propagate the fix to stable. Thanks. -- Daniel -- Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog