Date: Wed, 2 Jan 2019 12:46:19 -0800 From: John Baldwin <jhb@FreeBSD.org> To: Kurt Jaeger <pi@freebsd.org>, Robert Huff <roberthuff@rcn.com> Cc: current@freebsd.org Subject: Re: kernel config question Message-ID: <792fec6e-2dcc-3fba-73d7-31e925cf2a13@FreeBSD.org> In-Reply-To: <20190102200226.GQ84895@home.opsec.eu> References: <23597.4315.739853.729163@jerusalem.litteratus.org> <20190102200226.GQ84895@home.opsec.eu>
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On 1/2/19 12:02 PM, Kurt Jaeger wrote: > 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. Yes, that text needs to be made more generic to say that you will need COMPAT_FREEBSD<N-1>. Though we've also had some major branches that didn't get a COMPAT_FREEBSD<N> option. -- John Baldwin
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