Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751451AbWE2WuK (ORCPT ); Mon, 29 May 2006 18:50:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751456AbWE2WuK (ORCPT ); Mon, 29 May 2006 18:50:10 -0400 Received: from mail.ocs.com.au ([202.147.117.210]:12231 "EHLO mail.ocs.com.au") by vger.kernel.org with ESMTP id S1751451AbWE2WuI (ORCPT ); Mon, 29 May 2006 18:50:08 -0400 X-Mailer: exmh version 2.7.0 06/18/2004 with nmh-1.1-RC1 From: Keith Owens To: Ingo Molnar cc: linux-kernel@vger.kernel.org, Arjan van de Ven , Andrew Morton Subject: Re: [patch 33/61] lock validator: disable NMI watchdog if CONFIG_LOCKDEP In-reply-to: Your message of "Mon, 29 May 2006 23:25:50 +0200." <20060529212550.GG3155@elte.hu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Tue, 30 May 2006 08:49:53 +1000 Message-ID: <14402.1148942993@ocs3.ocs.com.au> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 538 Lines: 14 Ingo Molnar (on Mon, 29 May 2006 23:25:50 +0200) wrote: >From: Ingo Molnar > >The NMI watchdog uses spinlocks (notifier chains, etc.), >so it's not lockdep-safe at the moment. Fixed in 2.6.17-rc1. notify_die() uses atomic_notifier_call_chain() which uses RCU, not spinlocks. - 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/