Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751661AbWI3WzU (ORCPT ); Sat, 30 Sep 2006 18:55:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751665AbWI3WzU (ORCPT ); Sat, 30 Sep 2006 18:55:20 -0400 Received: from smtp.osdl.org ([65.172.181.4]:9380 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S1751668AbWI3WzS (ORCPT ); Sat, 30 Sep 2006 18:55:18 -0400 Date: Sat, 30 Sep 2006 15:55:07 -0700 (PDT) From: Linus Torvalds To: Andi Kleen cc: Eric Rannaud , Linux Kernel Mailing List , Ingo Molnar , Andrew Morton , nagar@watson.ibm.com, Chandra Seetharaman , Jan Beulich Subject: Re: BUG-lockdep and freeze (was: Arrr! Linux 2.6.18) In-Reply-To: <200610010002.46634.ak@suse.de> Message-ID: References: <5f3c152b0609301220p7a487c7dw456d007298578cd7@mail.gmail.com> <200609302230.24070.ak@suse.de> <200610010002.46634.ak@suse.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 588 Lines: 18 On Sun, 1 Oct 2006, Andi Kleen wrote: > > No, it's not. On x86-64 it can be three or more stacks nested in > complicated ways (process stack, interrupt stack, exception stack) > The exception stack can happen multiple times. And you don't think that's true on x86? Read the x86 code. Please. The one _before_ you added unwinding. Linus - 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/