Date: Fri, 4 Dec 2009 14:47:35 -0800 (PST) From: Gardner Bell <gbell72@rogers.com> To: APseudoUtopia <apseudoutopia@gmail.com> Cc: Roland Smith <rsmith@xs4all.nl>, FreeBSD Questions <freebsd-questions@freebsd.org> Subject: Re: Use of COMPAT Kernel Options Message-ID: <405879.40960.qm@web88003.mail.re2.yahoo.com> In-Reply-To: <27ade5280912041417s272c60aby9c7dd2db46305a93@mail.gmail.com>
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--- On Fri, 12/4/09, APseudoUtopia <apseudoutopia@gmail.com> wrote: > From: APseudoUtopia <apseudoutopia@gmail.com> > Subject: Re: Use of COMPAT Kernel Options > To: "Gardner Bell" <gbell72@rogers.com> > Cc: "Roland Smith" <rsmith@xs4all.nl>, "FreeBSD Questions" <freebsd-questions@freebsd.org> > Date: Friday, December 4, 2009, 10:17 PM > On Fri, Dec 4, 2009 at 5:04 PM, > Gardner Bell <gbell72@rogers.com> > wrote: > > --- On Fri, 12/4/09, Roland Smith <rsmith@xs4all.nl> > wrote: > > > >> From: Roland Smith <rsmith@xs4all.nl> > >> Subject: Re: Use of COMPAT Kernel Options > >> To: "APseudoUtopia" <apseudoutopia@gmail.com> > >> Cc: "FreeBSD Questions" <freebsd-questions@freebsd.org> > >> Date: Friday, December 4, 2009, 9:52 PM > >> On Fri, Dec 04, 2009 at 04:39:59PM > >> -0500, APseudoUtopia wrote: > >> > Hello, > >> > > >> > I'm working on editing the kernel > configuration file > >> for a custom > >> > kernel. The system will be running FreeBSD > >> 8.0-RELEASE-p1. I'm > >> > wondering about the use of the COMPAT options > in the > >> kernel config. > >> > COMPAT_43 > >> > >> Well, COMPAT_43 one isn't even in GENERIC anymore, > so I > >> guess it is not that > >> important anymore. > >> > >> > COMPAT_43TTY > >> > >> This is still in the GENERIC kernel. I'd keep it > in > >> initially. Then build a > >> kernel without it. If that fails to start the > system > >> properly, you'll always > >> have a good kernel to fall back on. > >> > >> Have a look at what is written under COMPATIBILITY > OPTIONS > >> in /sys/conf/NOTES. > >> > >> > COMPAT_FREEBSD[4-7] > >> > >> If you do not have binaries from ealier FreeBSD > versions > >> around, you can skip > >> these. > >> > > > > FWIW, a FreeBSD 8.0 kernel fails to build without > COMPAT_FREEBSD7 so I'd keep that. > > > > > > It didn't for me....I initially compiled with not a single > COMPAT > option before I sent the mail to this list. I wanted to > inquire about > it before I installed the kernel. But it did build with no > COMPAT > options at all.... Error on my part, sorry for the noise.
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