From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756021Ab3AOTuW (ORCPT ); Tue, 15 Jan 2013 14:50:22 -0500 Received: from mail-pb0-f49.google.com ([209.85.160.49]:49357 "EHLO mail-pb0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750863Ab3AOTuV (ORCPT ); Tue, 15 Jan 2013 14:50:21 -0500 Message-ID: <50F5B2FA.6030006@linaro.org> Date: Tue, 15 Jan 2013 11:50:18 -0800 From: John Stultz User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130106 Thunderbird/17.0.2 MIME-Version: 1.0 To: Feng Tang CC: Thomas Gleixner , Alessandro Zummo , linux-kernel@vger.kernel.org, Jason Gunthorpe Subject: Re: [PATCH v2 3/3] timekeeping: Add CONFIG_HAS_PERSISTENT_CLOCK option References: <1358266189-8812-1-git-send-email-feng.tang@intel.com> <1358266189-8812-3-git-send-email-feng.tang@intel.com> In-Reply-To: <1358266189-8812-3-git-send-email-feng.tang@intel.com> 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 01/15/2013 08:09 AM, Feng Tang wrote: > Make the persistent clock check a kernel config option, so that some > platform can explicitely select it, also make CONFIG_RTC_HCTOSYS depends > on its non-existence, which could prevent the persistent clock and RTC > code from doing similar thing twice during system's init/suspend/resume > phases. > > If the CONFIG_HAS_PERSISTENT_CLOCK=n, then no change happens for kernel > which still does the persistent clock check in timekeeping_init(). > > Cc: Thomas Gleixner > Suggested-by: John Stultz > Signed-off-by: Feng Tang Applied. I also added a dependency for Jason's CONFIG_RTC_SYSTOHC. thanks -john