Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753496AbaKHB0m (ORCPT ); Fri, 7 Nov 2014 20:26:42 -0500 Received: from v094114.home.net.pl ([79.96.170.134]:64143 "HELO v094114.home.net.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1752442AbaKHB0k (ORCPT ); Fri, 7 Nov 2014 20:26:40 -0500 From: "Rafael J. Wysocki" To: Arnd Bergmann , Tina Ruchandani Cc: pavel@ucw.cz, len.brown@intel.com, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, opw-kernel@googlegroups.com Subject: Re: [PATCH] PM / Hibernate: Migrate to ktime_t Date: Sat, 08 Nov 2014 02:47:29 +0100 Message-ID: <2442680.y0UEcXlDY6@vostro.rjw.lan> User-Agent: KMail/4.11.5 (Linux/3.16.0-rc5+; KDE/4.11.5; x86_64; ; ) In-Reply-To: <3436721.isgG5Fql2m@wuerfel> References: <20141030180453.GA55907@localhost> <3436721.isgG5Fql2m@wuerfel> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thursday, October 30, 2014 08:08:17 PM Arnd Bergmann wrote: > On Thursday 30 October 2014 11:04:53 Tina Ruchandani wrote: > > This patch migrates swsusp_show_speed and its callers to using ktime_t instead > > of 'struct timeval' which suffers from the y2038 problem. > > > > Changes to swsusp_show_speed: > > - use ktime_t for start and stop times > > - pass start and stop times by value > > Calling functions affected: > > - load_image > > - load_image_lzo > > - save_image > > - save_image_lzo > > - hibernate_preallocate_memory > > Design decisions: > > - use ktime_t to preserve same granularity of reporting as before > > - use centisecs logic as before to avoid 'div by zero' issues caused by > > using seconds and nanoseconds directly > > - use monotonic time (ktime_get()) since we only care about elapsed time. > > > > Signed-off-by: Tina Ruchandani > > Suggested-by: Arnd Bergmann > > Reviewed-by: Arnd Bergmann Patch queued up for 3.19-rc1, thanks! -- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center. -- 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/