Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S272303AbTHEVOY (ORCPT ); Tue, 5 Aug 2003 17:14:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S272361AbTHEVOY (ORCPT ); Tue, 5 Aug 2003 17:14:24 -0400 Received: from colin2.muc.de ([193.149.48.15]:37903 "HELO colin2.muc.de") by vger.kernel.org with SMTP id S272303AbTHEVOU (ORCPT ); Tue, 5 Aug 2003 17:14:20 -0400 Date: 5 Aug 2003 23:14:16 +0200 Date: Tue, 5 Aug 2003 23:14:16 +0200 From: Andi Kleen To: Linus Torvalds Cc: Arjan van de Ven , Andrew Morton , Andi Kleen , linux-kernel@vger.kernel.org Subject: Re: [PATCH] Export touch_nmi_watchdog Message-ID: <20030805211416.GD31598@colin2.muc.de> References: <20030805203137.E30256@devserv.devel.redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 747 Lines: 19 > Otherwise this will just keep on expanding. It does expand on i386 exactly because the watchdog is disabled by default. Looks like a mistake to me. It should be on because having usable backtraces on a deadlock/hang is useful enough that it outweights any other possible disadvantages. That's especially true for kernels out there at user's boxes, not just special debugging kernels run by developers. [if there should be any hardware where it doesn't work it should be blacklisted there] -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/