Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753631AbZD3DMR (ORCPT ); Wed, 29 Apr 2009 23:12:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751781AbZD3DMA (ORCPT ); Wed, 29 Apr 2009 23:12:00 -0400 Received: from out1.smtp.messagingengine.com ([66.111.4.25]:50794 "EHLO out1.smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751338AbZD3DL7 (ORCPT ); Wed, 29 Apr 2009 23:11:59 -0400 X-Sasl-enc: Qvks2eYAHIsho37ed9uNcqLDC8G00l2V1JUDNGEAgVzE 1241061118 Date: Thu, 30 Apr 2009 00:11:55 -0300 From: Henrique de Moraes Holschuh To: Mao Yilu Cc: "'Robert Hancock'" , linux-kernel@vger.kernel.org Subject: Re: TSC unstable on Intel Pentium M processor 750 Message-ID: <20090430031155.GC18827@khazad-dum.debian.net> References: <440758024.12507@ustc.edu.cn> <441049102.10204@ustc.edu.cn> <654E14825BCE4C9B94E5986000DC9BCE@xiaomao> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <654E14825BCE4C9B94E5986000DC9BCE@xiaomao> X-GPG-Fingerprint: 1024D/1CDB0FE3 5422 5C61 F6B7 06FB 7E04 3738 EE25 DE3F 1CDB 0FE3 User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 733 Lines: 17 On Thu, 30 Apr 2009, Mao Yilu wrote: > But I still don't know why the TSC is not correct in the C1 state (hlt > instruction). Is there anything more to influence the TSC? What happened > when the CPU is not running under hlt instruction? SMIs? Laptops love that crap... -- "One disk to rule them all, One disk to find them. One disk to bring them all and in the darkness grind them. In the Land of Redmond where the shadows lie." -- The Silicon Valley Tarot Henrique Holschuh -- 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/