Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265362AbUAPKra (ORCPT ); Fri, 16 Jan 2004 05:47:30 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265366AbUAPKra (ORCPT ); Fri, 16 Jan 2004 05:47:30 -0500 Received: from gprs214-224.eurotel.cz ([160.218.214.224]:18816 "EHLO amd.ucw.cz") by vger.kernel.org with ESMTP id S265362AbUAPKr2 (ORCPT ); Fri, 16 Jan 2004 05:47:28 -0500 Date: Fri, 16 Jan 2004 11:47:18 +0100 From: Pavel Machek To: Matthew Garrett Cc: rml@ximian.com, linux-kernel@vger.kernel.org Subject: Re: Laptops & CPU frequency Message-ID: <20040116104718.GA10217@elf.ucw.cz> References: <20040111025623.GA19890@ncsu.edu> <20040111025623.GA19890@ncsu.edu> <1073791061.1663.77.camel@localhost> <1073841200.1153.0.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 691 Lines: 20 Hi! > >No - if the laptop changes speed on its own, using a system that Linux > >does not understand, then Linux won't know about the change, > >/proc/cpuinfo will not be updated, and stuff won't go too good. > > Is there any realistic way of noticing this sort of change? You can detect that tsc runs at wrong speed from timer interrupt. pavel -- When do you have a heart between your knees? [Johanka's followup: and *two* hearts?] - 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/