From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261158AbTE1VUb (ORCPT ); Wed, 28 May 2003 17:20:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261161AbTE1VUb (ORCPT ); Wed, 28 May 2003 17:20:31 -0400 Received: from smtp-out2.iol.cz ([194.228.2.87]:11138 "EHLO smtp-out2.iol.cz") by vger.kernel.org with ESMTP id S261158AbTE1VUa (ORCPT ); Wed, 28 May 2003 17:20:30 -0400 Date: Wed, 28 May 2003 23:33:33 +0200 From: Pavel Machek To: Carl Spalletta Cc: linux-kernel@vger.kernel.org Subject: Re: 'fscope': a new debugging tool Message-ID: <20030528213333.GA667@elf.ucw.cz> References: <20030526230956.65746.qmail@web41504.mail.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030526230956.65746.qmail@web41504.mail.yahoo.com> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.3i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > QUESTIONS > > 0) The fields go from innermost frame to outermost frame. > The last field is the outermost. So read them backwards, > until the last field repeats - there's your cycle. > > 1) These are merely _potentially_ dangerous cycles in the > code - so what is a good heuristic to decide which ones > to investigate? > > 2) Why in this case are there 12 times as many instances > found for the ACPI stuff as for the rest of the kernel? > Is ACPI a can of worms or what? Yes it is can of worms. Pavel -- When do you have a heart between your knees? [Johanka's followup: and *two* hearts?]