From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752796Ab0IEHUj (ORCPT ); Sun, 5 Sep 2010 03:20:39 -0400 Received: from mail-bw0-f46.google.com ([209.85.214.46]:43180 "EHLO mail-bw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750728Ab0IEHUh (ORCPT ); Sun, 5 Sep 2010 03:20:37 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=riIGUGqg+Z/HIAsJKHSCrJJLbGVOn6JBsjjdvqxDy7j9mp1T9Z/ptmMpYDsuRe7KUq gGF6jLJcTIuK8+dDF1q8bhq42ZZjinWWHOr6VxgjFi1gVxVkXJ2lhXgX9J/G0B9GaZ5x c4yrziWz0dYU5Hk9PT01DDrUy3Qy/wmdEEgFA= Date: Sun, 5 Sep 2010 09:20:41 +0200 From: Richard Cochran To: Christoph Lameter Cc: Christian Riesch , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-api@vger.kernel.org Subject: Re: [PATCH 0/2] [RFC] posix clock tuning Message-ID: <20100905072041.GA2928@riccoc20.at.omicron.at> References: <4C828652.4060804@gmail.com> <20100905062240.GB2699@riccoc20.at.omicron.at> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100905062240.GB2699@riccoc20.at.omicron.at> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Sep 05, 2010 at 08:22:40AM +0200, Richard Cochran wrote: > At this point, I think it is clear that, in order to support IEEE > 1588, some kind of changes are needed. I have argued and discussed the Just to be absolutely clear, I should have said, "hardare clocks for IEEE 1588." The aim of the patch set is to support a new kind of hardware. > Having said that, if you are convinced that the existing interfaces > are good enough to support PTP (and possible future methods, as Again, I meant "PTP hardware clocks." When I get some more time, I'll try to put together an executive summary of PTP and of all the discussions that have taken place over the last few months on linux-netdev and the lkml. Richard