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Thu, 03 Jan 2019 22:40:20 -0800 (PST) MIME-Version: 1.0 References: <23597.4315.739853.729163@jerusalem.litteratus.org> <20190102200226.GQ84895@home.opsec.eu> <792fec6e-2dcc-3fba-73d7-31e925cf2a13@FreeBSD.org> <23597.11683.194179.304498@jerusalem.litteratus.org> <162e2013-9181-50cd-a3aa-8231e0a1eb99@FreeBSD.org> <23597.24292.297840.309399@jerusalem.litteratus.org> In-Reply-To: <23597.24292.297840.309399@jerusalem.litteratus.org> From: Kevin Oberman Date: Thu, 3 Jan 2019 22:40:03 -0800 Message-ID: Subject: Re: kernel config question To: Robert Huff Cc: John Baldwin , current X-Rspamd-Queue-Id: 5347D8363E X-Spamd-Bar: ----- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=Tx26wWSv; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of kob6558@gmail.com designates 2607:f8b0:4864:20::233 as permitted sender) smtp.mailfrom=kob6558@gmail.com X-Spamd-Result: default: False [-5.85 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; 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RCVD_COUNT_TWO(0.00)[2] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 04 Jan 2019 06:40:23 -0000 On Wed, Jan 2, 2019 at 5:02 PM Robert Huff wrote: > > John Baldwin writes: > > > - [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. Failure to do so may leave you with a system that is > > - hard to boot to recover. A similar kernel option COMPAT_FREEBSD5 is > > - required to run the 5.x binaries on more recent kernels. And so on > > - for COMPAT_FREEBSD6 and COMPAT_FREEBSD7. > > + [8] The new kernel must be able to run existing binaries used by > > + an installworld. When upgrading across major versions, the new > > + kernel's configuration must include the correct COMPAT_FREEBSD > > + option for existing binaries (e.g. COMPAT_FREEBSD11 to run 11.x > > + binaries). Failure to do so may leave you with a system that is > > + hard to boot to recover. A GENERIC kernel will include suitable > > + compatibility options to run binaries from older branches. > > Maybe not perfect, but _much_ better. > Thanks. > > > Respectfully, > > > Robert Huff > Some ports may require compat ports. E.g. plexmediaserver requires compat9x. Oddly, compat9x requires compat10x, so I need 9, 10, and 11. Now that 10 is EOL, I wish Plex would start building their blobs against 11. -- Kevin Oberman, Part time kid herder and retired Network Engineer E-mail: rkoberman@gmail.com PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683