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Date: Mon, 4 Mar 2002 10:10:49 -0800
From: "Crist J. Clark" <cjc@FreeBSD.ORG>
To: Archie Cobbs <archie@dellroad.org>
Cc: Julian Elischer <julian@elischer.org>, freebsd-arch@FreeBSD.ORG
Subject: Re: Patches to if_loop + the interface cloning framework
Message-ID: <20020304101049.D87533@blossom.cjclark.org>
References: <Pine.BSF.4.21.0203011122520.12215-100000@InterJet.elischer.org> <200203040455.g244tr429559@arch20m.dellroad.org>
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In-Reply-To: <200203040455.g244tr429559@arch20m.dellroad.org>; from archie@dellroad.org on Sun, Mar 03, 2002 at 08:55:53PM -0800
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On Sun, Mar 03, 2002 at 08:55:53PM -0800, Archie Cobbs wrote:
> Julian Elischer writes:
> > I think loopback is not really 'optional' and should come as soon 
> > as you have any networking at all.
> 
> Why? From a theoretical standpoint, there's nothing mandatory
> about it. E.g., consider a machine that is only a router, has
> no users, etc. It doesn't need one.

Try to build a kernel without,

  pseudo-device   loop            # Network loopback

And see what happens.
-- 
Crist J. Clark                     |     cjclark@alum.mit.edu
                                   |     cjclark@jhu.edu
http://people.freebsd.org/~cjc/    |     cjc@freebsd.org

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