From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754230AbbI3HVG (ORCPT ); Wed, 30 Sep 2015 03:21:06 -0400 Received: from www.linutronix.de ([62.245.132.108]:56818 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753919AbbI3HVD (ORCPT ); Wed, 30 Sep 2015 03:21:03 -0400 Date: Wed, 30 Sep 2015 09:20:21 +0200 (CEST) From: Thomas Gleixner To: Arnd Bergmann cc: y2038@lists.linaro.org, John Stultz , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Rodolfo Giometti , linux-net-drivers@solarflare.com, Shradha Shah , Richard Cochran Subject: Re: [PATCH 1/5] ntp/pps: use timespec64 for hardpps() In-Reply-To: <1443471692-2946597-2-git-send-email-arnd@arndb.de> Message-ID: References: <1443471692-2946597-1-git-send-email-arnd@arndb.de> <1443471692-2946597-2-git-send-email-arnd@arndb.de> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001,URIBL_BLOCKED=0.001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 28 Sep 2015, Arnd Bergmann wrote: > There is only one user of the hardpps function in the kernel, so > it makes sense to atomically change it over to using 64-bit > timestamps for y2038 safety. In the hardpps implementation, > we also need to change the pps_normtime structure, which is > similar to struct timespec and also requires a 64-bit > seconds portion. > > This introduces two temporary variables in pps_kc_event() to > do the conversion, they will be removed again in the next step, > which seemed preferable to having a larger patch changing it > all at the same time. > > Signed-off-by: Arnd Bergmann Reviewed-by: Thomas Gleixner