From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261263AbVFMUJ6 (ORCPT ); Mon, 13 Jun 2005 16:09:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261279AbVFMUJ5 (ORCPT ); Mon, 13 Jun 2005 16:09:57 -0400 Received: from gorgon.vtab.com ([62.20.90.195]:11475 "EHLO gorgon.vtab.com") by vger.kernel.org with ESMTP id S261263AbVFMUI5 (ORCPT ); Mon, 13 Jun 2005 16:08:57 -0400 Date: Mon, 13 Jun 2005 22:08:55 +0200 Message-Id: <200506132008.j5DK8t010817@virtutech.se> From: "=?ISO-8859-1?Q?Mattias Engdeg=E5rd?=" To: cfriesen@nortel.com Cc: jakub@redhat.com, torvalds@osdl.org, linux-kernel@vger.kernel.org, akpm@osdl.org, dwmw2@infradead.org, drepper@redhat.com In-reply-to: <42ADE52E.1040705@nortel.com> (message from Chris Friesen on Mon, 13 Jun 2005 13:57:34 -0600) Subject: Re: Add pselect, ppoll system calls. Content-Type: text/plain; charset=iso-8859-1 References: <200506131938.j5DJcKc10799@virtutech.se> <42ADE52E.1040705@nortel.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org >Mattias Engdegård wrote: > >> If we can design ppoll() any way we like, which seems likely, I would >> prefer having the timeout given as an absolute timestamp. > >Absolute timestamps are messy though. How do you deal with system time >changes? Monotonic clocks are there for exactly that, no?