From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 15 May 2001 18:09:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 15 May 2001 18:09:38 -0400 Received: from nat-hdqt.valinux.com ([198.186.202.17]:54009 "EHLO tytlal") by vger.kernel.org with ESMTP id ; Tue, 15 May 2001 18:09:30 -0400 Date: Tue, 15 May 2001 15:07:57 -0700 From: Chip Salzenberg To: "H. Peter Anvin" Cc: Alexander Viro , Linus Torvalds , Alan Cox , Neil Brown , Jeff Garzik , Linux Kernel Mailing List Subject: Re: LANANA: To Pending Device Number Registrants Message-ID: <20010515150757.M3098@valinux.com> In-Reply-To: <3B01A649.A51E54DE@transmeta.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.3.17i In-Reply-To: <3B01A649.A51E54DE@transmeta.com>; from hpa@transmeta.com on Tue, May 15, 2001 at 02:57:29PM -0700 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org According to H. Peter Anvin: > A device can inherently belong to multiple device classes, and it > really should be thought of as such. And then there are layering technologies like LVM and loopback. They should be included in a discovery, but if you limit yourself to one "device type", there's no place for them. > For example a disk may belong, at the same time, to the "scsi", > "disk" and "scsi-disk" device classes [...] True, but in a sane system, "scsi" + "disk" implies "scsi-disk". -- Chip Salzenberg - a.k.a. - "We have no fuel on board, plus or minus 8 kilograms." -- NEAR tech