Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751109AbbGCGtr (ORCPT ); Fri, 3 Jul 2015 02:49:47 -0400 Received: from mail-wi0-f180.google.com ([209.85.212.180]:34181 "EHLO mail-wi0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754345AbbGCGtk (ORCPT ); Fri, 3 Jul 2015 02:49:40 -0400 Date: Fri, 3 Jul 2015 08:49:34 +0200 From: Richard Cochran To: Christopher Hall Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, john.ronciak@intel.com, john.stultz@linaro.org, tglx@linutronix.de Subject: Re: [PATCH v2 0/1] Add PTP cross-timestamp to the PTP driver interface Message-ID: <20150703064934.GA1751@localhost.localdomain> References: <1435886088-13890-1-git-send-email-christopher.s.hall@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1435886088-13890-1-git-send-email-christopher.s.hall@intel.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 937 Lines: 19 On Thu, Jul 02, 2015 at 06:14:47PM -0700, Christopher Hall wrote: > This patch adds an additional callback getsynctime64(). Which will be called > when the driver is able to perform a more accurate, implementation specific > cross-timestamping. For example, future network devices that implement > PCIE PTM will be able to precisely correlate the device clock with the system > clock with virtually zero latency between captures. This added callback can > be used by the driver to expose this functionality. This discription is now much more clear to me, thanks. Since there is only one patch, please put this text into the commit message and drop the cover letter. Thanks, Richard -- 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/