From owner-freebsd-current@FreeBSD.ORG Fri Apr 8 05:43:30 2011 Return-Path: Delivered-To: freebsd-current@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id F2BF71065670; Fri, 8 Apr 2011 05:43:30 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from citadel.icyb.net.ua (citadel.icyb.net.ua [212.40.38.140]) by mx1.freebsd.org (Postfix) with ESMTP id E8D178FC0C; Fri, 8 Apr 2011 05:43:29 +0000 (UTC) Received: from porto.topspin.kiev.ua (porto-e.starpoint.kiev.ua [212.40.38.100]) by citadel.icyb.net.ua (8.8.8p3/ICyb-2.3exp) with ESMTP id IAA29866; Fri, 08 Apr 2011 08:43:28 +0300 (EEST) (envelope-from avg@FreeBSD.org) Received: from localhost.topspin.kiev.ua ([127.0.0.1]) by porto.topspin.kiev.ua with esmtp (Exim 4.34 (FreeBSD)) id 1Q84Tg-000GB8-6s; Fri, 08 Apr 2011 08:43:28 +0300 Message-ID: <4D9EA07F.4020201@FreeBSD.org> Date: Fri, 08 Apr 2011 08:43:27 +0300 From: Andriy Gapon User-Agent: Mozilla/5.0 (X11; U; FreeBSD amd64; en-US; rv:1.9.2.15) Gecko/20110308 Lightning/1.0b2 Thunderbird/3.1.9 MIME-Version: 1.0 To: Jung-uk Kim References: <4D9DF086.9020906@FreeBSD.org> <201104071600.13586.jkim@FreeBSD.org> In-Reply-To: <201104071600.13586.jkim@FreeBSD.org> X-Enigmail-Version: 1.1.2 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: freebsd-current@FreeBSD.org Subject: Re: prefer tsc timecounter when it's good X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 08 Apr 2011 05:43:31 -0000 on 07/04/2011 23:00 Jung-uk Kim said the following: > Although it looks okay, please don't commit it just yet. I am working > in this area actively. Also, if the Intel's claim is true, i.e., > TSCs reset to zero when APs start, we cannot use TSC as a timecounter > hardware until all APs are started properly. Great! Thank you for the info and your work. -- Andriy Gapon