From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267910AbUG2PTj (ORCPT ); Thu, 29 Jul 2004 11:19:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268167AbUG2PT3 (ORCPT ); Thu, 29 Jul 2004 11:19:29 -0400 Received: from the-village.bc.nu ([81.2.110.252]:5020 "EHLO localhost.localdomain") by vger.kernel.org with ESMTP id S267910AbUG2PCr (ORCPT ); Thu, 29 Jul 2004 11:02:47 -0400 Subject: Re: [Fastboot] Re: Announce: dumpfs v0.01 - common RAS output API From: Alan Cox To: "Eric W. Biederman" Cc: Andrew Morton , suparna@in.ibm.com, fastboot@osdl.org, mbligh@aracnet.com, Jesse Barnes , Linux Kernel Mailing List In-Reply-To: References: <16734.1090513167@ocs3.ocs.com.au> <200407280903.37860.jbarnes@engr.sgi.com> <200407281106.17626.jbarnes@engr.sgi.com> <20040728124405.1a934bec.akpm@osdl.org> <1091055192.31923.1.camel@localhost.localdomain> Content-Type: text/plain Content-Transfer-Encoding: 7bit Message-Id: <1091109602.851.4.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Ximian Evolution 1.4.6 (1.4.6-2) Date: Thu, 29 Jul 2004 15:00:03 +0100 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Iau, 2004-07-29 at 02:12, Eric W. Biederman wrote: > Or those devices that hang the machine when you clear it. There are none. Its required by the PCI spec and used by BIOS vendors during the boot sequence. So its a *tested* approach. > And there is the fact that the pci configuration access methods > are frequently BIOS calls. You will be running bios code on some systems every time you read the cmos clock, every time you touch pci config space, every time you hit a key, even in your new kernel boot up path - whats your point > So I do see just clearing the master bit on each PCI devices to > as dangerous as calling the shutdown methods. Then we violently disagree