From owner-freebsd-current@freebsd.org  Wed Jan  2 20:02:26 2019
Return-Path: <owner-freebsd-current@freebsd.org>
Delivered-To: freebsd-current@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id D5DF8142EB21
 for <freebsd-current@mailman.ysv.freebsd.org>;
 Wed,  2 Jan 2019 20:02:26 +0000 (UTC) (envelope-from pi@freebsd.org)
Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org
 [IPv6:2001:1900:2254:206a::50:5])
 by mx1.freebsd.org (Postfix) with ESMTP id 6BDA46E161
 for <freebsd-current@freebsd.org>; Wed,  2 Jan 2019 20:02:26 +0000 (UTC)
 (envelope-from pi@freebsd.org)
Received: by mailman.ysv.freebsd.org (Postfix)
 id 2996B142EB20; Wed,  2 Jan 2019 20:02:26 +0000 (UTC)
Delivered-To: current@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id 17E3F142EB1F
 for <current@mailman.ysv.freebsd.org>; Wed,  2 Jan 2019 20:02:26 +0000 (UTC)
 (envelope-from pi@freebsd.org)
Received: from home.opsec.eu (home.opsec.eu [IPv6:2001:14f8:200::1])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id A1E016E15A
 for <current@freebsd.org>; Wed,  2 Jan 2019 20:02:25 +0000 (UTC)
 (envelope-from pi@freebsd.org)
Received: from pi by home.opsec.eu with local (Exim 4.91 (FreeBSD))
 (envelope-from <pi@freebsd.org>)
 id 1gemig-0002F8-KY; Wed, 02 Jan 2019 21:02:26 +0100
Date: Wed, 2 Jan 2019 21:02:26 +0100
From: Kurt Jaeger <pi@freebsd.org>
To: Robert Huff <roberthuff@rcn.com>
Cc: current@freebsd.org
Subject: Re: kernel config question
Message-ID: <20190102200226.GQ84895@home.opsec.eu>
References: <23597.4315.739853.729163@jerusalem.litteratus.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <23597.4315.739853.729163@jerusalem.litteratus.org>
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
 <freebsd-current.freebsd.org>
List-Unsubscribe: <https://lists.freebsd.org/mailman/options/freebsd-current>, 
 <mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current/>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
 <mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 02 Jan 2019 20:02:27 -0000

Hi!

> FreeBSD 12.0-CURRENT #0 r331659: Thu Mar 29 12:31:36 EDT 2018 amd64
> 
> 	to CURRENT (as of last midnight.
> 	Does this, in src/UPDATING:
> 
> 	[8] In order to have a kernel that can run the 4.x binaries
> 	needed to do an installworld, you must include the
> 	COMPAT_FREEBSD4 option in your kernel. [...]

> 	 (It seems ... irrational ... one would need compatibility stuff
>  going back to FreeBSD 4 to rebuild/update FreeBSD 13.)

No, COMPAT_FREEBSD4 is not needed. Maybe COMPAT_FREEBSD11 is needed.

-- 
pi@FreeBSD.org         +49 171 3101372                 One year to go !