Return-Path: Received: by vger.rutgers.edu via listexpand id <157483-27300>; Sat, 30 Jan 1999 21:13:12 -0500 Received: by vger.rutgers.edu id <157319-27300>; Sat, 30 Jan 1999 21:12:56 -0500 Received: from neon-best.transmeta.com ([206.184.214.10]:12303 "EHLO neon.transmeta.com" ident: "SOCKWRITE-65") by vger.rutgers.edu with ESMTP id <157508-27302>; Sat, 30 Jan 1999 21:12:20 -0500 To: linux-kernel@vger.rutgers.edu From: hpa@transmeta.com (H. Peter Anvin) Subject: Re: DES encryption in loop device (kernel 2.2.1) Date: 31 Jan 1999 02:24:18 GMT Organization: Transmeta Corporation, Santa Clara CA Message-ID: <790esi$3kl$1@palladium.transmeta.com> References: Reply-To: hpa@transmeta.com (H. Peter Anvin) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Disclaimer: Not speaking for Transmeta in any way, shape, or form. Copyright: Copyright 1999 H. Peter Anvin - All Rights Reserved Sender: owner-linux-kernel@vger.rutgers.edu Content-Length: 1046 Lines: 30 Followup to: By author: rdicaire@vic.com In newsgroup: linux.dev.kernel > > In trying to DES encrypt a loop mounted ext2 file system, I get the > following errors: > > losetup -e des /dev/loop4 MYFILE3 > Password: xxxxxxxxxxxxxxx > Init (up to 16 hex digits): xxxxxxxxxxxxx > ioctl: LOOP_SET_STATUS: Invalid argument > > Using XOR works but we all know XOR isn't secure. Is there a patch > to fix this? > Have you included the international kernel patch from kerneli.org? Otherwise, you're getting a crypto-less kernel. -hpa -- "Linux is a very complete and sophisticated operating system. There are, and will be, large numbers of applications available for it." -- Paul Maritz, Group Vice President for Platforms And Applications, Microsoft Corporation [Reference at: http://www.kernel.org/~hpa/ms.html] - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/