From owner-freebsd-geom@FreeBSD.ORG  Thu Dec  2 15:59:44 2004
Return-Path: <owner-freebsd-geom@FreeBSD.ORG>
Delivered-To: freebsd-geom@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 1CECC16A4CE
	for <freebsd-geom@freebsd.org>; Thu,  2 Dec 2004 15:59:44 +0000 (GMT)
Received: from lara.cc.fer.hr (lara.cc.fer.hr [161.53.72.113])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 1206043D48
	for <freebsd-geom@freebsd.org>; Thu,  2 Dec 2004 15:59:43 +0000 (GMT)
	(envelope-from ivoras@fer.hr)
Received: from [127.0.0.1] (localhost.cc.fer.hr [127.0.0.1])
	by lara.cc.fer.hr (8.13.1/8.13.1) with ESMTP id iB2FxbNC017355
	for <freebsd-geom@freebsd.org>; Thu, 2 Dec 2004 16:59:37 +0100 (CET)
	(envelope-from ivoras@fer.hr)
Message-ID: <41AF3BE9.8050108@fer.hr>
Date: Thu, 02 Dec 2004 16:59:37 +0100
From: Ivan Voras <ivoras@fer.hr>
User-Agent: Mozilla Thunderbird 0.9 (X11/20041111)
X-Accept-Language: en-us, en
MIME-Version: 1.0
To: freebsd-geom@freebsd.org
References: <41AE1B68.5040003@fer.hr>
	<20041202140527.GT72822@calleigh.elde.net>
In-Reply-To: <20041202140527.GT72822@calleigh.elde.net>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Subject: Re: More geom classes?
X-BeenThere: freebsd-geom@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: GEOM-specific discussions and implementations
	<freebsd-geom.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-geom>,
	<mailto:freebsd-geom-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-geom>
List-Post: <mailto:freebsd-geom@freebsd.org>
List-Help: <mailto:freebsd-geom-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-geom>,
	<mailto:freebsd-geom-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 02 Dec 2004 15:59:44 -0000

Terje Elde wrote:

> One thing that would be funny is GEOM XOR, with the possability of setting up
> two (or more) volumes, such that you write random bytes to one drive, and
> write the data xored with the random to the other.

I could easily do that with ggate for fun, if somebody'll use it :) (Of 
course, performance will probably suck, it being in userland...)

> Introduce RAID3 or 5 and add an extra disk, and you've for N-1 of M redundancy
> in your heavily encrypted volume. ;)

Oh yes :)

A password will still be required, for generating the random sequence...