Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 20 Mar 2003 18:38:55 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 20 Mar 2003 18:38:55 -0500 Received: from inet-mail3.oracle.com ([148.87.2.203]:50621 "EHLO inet-mail3.oracle.com") by vger.kernel.org with ESMTP id ; Thu, 20 Mar 2003 18:38:54 -0500 Date: Thu, 20 Mar 2003 15:49:46 -0800 From: Joel Becker To: "H. Peter Anvin" Cc: linux-kernel@vger.kernel.org Subject: Re: Larger dev_t and major/minor split Message-ID: <20030320234946.GT2835@ca-server1.us.oracle.com> References: <20030320220901.GR2835@ca-server1.us.oracle.com> <3E7A4977.5090700@zytor.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3E7A4977.5090700@zytor.com> X-Burt-Line: Trees are cool. User-Agent: Mutt/1.5.3i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1052 Lines: 30 On Thu, Mar 20, 2003 at 03:06:31PM -0800, H. Peter Anvin wrote: > Last I checked, all traditional (inode-based) Unix filesystems, > including ext2/3 used block pointers for dev_t. There are plenty of > block pointers; 60 bytes worth. They do indeed. But ext2/3 touches that block pointer with cpu_to_le32() and friends. It needs fixing at best, and compatability work for already existing partitions. Joel -- "There is shadow under this red rock. (Come in under the shadow of this red rock) And I will show you something different from either Your shadow at morning striding behind you Or your shadow at evening rising to meet you. I will show you fear in a handful of dust." Joel Becker Senior Member of Technical Staff Oracle Corporation E-mail: joel.becker@oracle.com Phone: (650) 506-8127 - 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/