Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751214AbWAIQlr (ORCPT ); Mon, 9 Jan 2006 11:41:47 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751237AbWAIQlr (ORCPT ); Mon, 9 Jan 2006 11:41:47 -0500 Received: from colin.muc.de ([193.149.48.1]:2319 "EHLO mail.muc.de") by vger.kernel.org with ESMTP id S1751214AbWAIQlp (ORCPT ); Mon, 9 Jan 2006 11:41:45 -0500 Date: 9 Jan 2006 17:41:40 +0100 Date: Mon, 9 Jan 2006 17:41:40 +0100 From: Andi Kleen To: Clemens Ladisch Cc: Andrew Morton , Venkatesh Pallipadi , Vojtech Pavlik , linux-kernel@vger.kernel.org Subject: Re: [PATCH] HPET RTC emulation: add watchdog timer Message-ID: <20060109164140.GA67021@muc.de> References: <20060109154350.GA22126@turing.informatik.uni-halle.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060109154350.GA22126@turing.informatik.uni-halle.de> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 648 Lines: 16 On Mon, Jan 09, 2006 at 04:43:50PM +0100, Clemens Ladisch wrote: > To prevent the emulated RTC timer from stopping when interrupts are > disabled for too long, implement the watchdog timer to restart it when > needed. The interrupt handler should just read the time (it likely has to do that anyways) and check for that directly. That is what I did in my noidletick HPET patch and it worked ok. -Andi - 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/