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From: Max Laier <max@love2party.net>
To: Robert Watson <rwatson@freebsd.org>
Date: Wed, 26 Oct 2005 14:15:47 +0200
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Cc: cvs-src@freebsd.org, Yar Tikhiy <yar@freebsd.org>,
	Gleb Smirnoff <glebius@freebsd.org>, src-committers@freebsd.org,
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Subject: Re: cvs commit: src/sys/netinet ip_carp.c
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On Wednesday 26 October 2005 11:58, Robert Watson wrote:
> On Wed, 26 Oct 2005, Gleb Smirnoff wrote:
> > On Wed, Oct 26, 2005 at 10:15:09AM +0100, Robert Watson wrote:
> > R> I think we may actually be in need of either a new flag,
> > R> IFF_OKSODONTTREATTHISQUITELIKEANINTERFACE, or maybe a more reliable
> > way R> for protocols to ask if an interface is a loopback interface or
> > not.
> >
> > I'd prefer to rewrite those subsystems that use interface layer but
> > aren't actually interfaces. I have plans to do this for CARP.
>
> At least in the case of if_disc, this won't help.  I'm not quite sure why
> if_disc is IFF_LOOPBACK.

Sad answer seems to be: copy and paste.  IFF_LOOPBACK is part of 1.1 which=
=20
also contains the following comment:

/*
 * Discard interface driver for protocol testing and timing.
 * (Based on the loopback.)
 */

So it might be a good idea to get rid of it and work from there.

=2D-=20
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