Date: Sat, 7 Jul 2018 15:38:01 -0600 From: Warner Losh <imp@bsdimp.com> To: Eugene Grosbein <eugen@grosbein.net> Cc: Andrew Gallatin <gallatin@cs.duke.edu>, src-committers <src-committers@freebsd.org>, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r335916 - head/sys/conf Message-ID: <CANCZdfp16_o2HYWG6zSqSZVJO7-T5_UYp69eTaRCC-MDiDNiYg@mail.gmail.com> In-Reply-To: <5B412CEF.3020901@grosbein.net> References: <201807032305.w63N5guY063293@repo.freebsd.org> <20180704142233.GB5562@kib.kiev.ua> <6e5bc5e4-052c-877f-1c36-c72e276ff045@FreeBSD.org> <20180705155417.GI5562@kib.kiev.ua> <2a5b1c50-0f50-bbe1-4fcd-b98f61d24571@FreeBSD.org> <5B3EA725.4010202@grosbein.net> <1dd03d43-6f0d-580b-fd3b-f4494da42c70@FreeBSD.org> <51ec1e54-c940-9800-5c84-0f9b6e08895f@cs.duke.edu> <5B412CEF.3020901@grosbein.net>
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On Sat, Jul 7, 2018, 4:14 PM Eugene Grosbein <eugen@grosbein.net> wrote: > 07.07.2018 22:02, Andrew Gallatin wrote: > > > One thing that was tangentially brought up is that the ability > > to compile out-of-tree modules requires keeping the kernel-headers > > around. So we may need to identify all the headers that a module might > > need, and install them in /boot/$KERNEL/sys or some-such. This would > > be needed if, for example, we wanted to install a new Nvidia or Virtual > > Box module and have it work for older installed kernel versions too > > (eg, across ABI breaking changes in -current). > > We already have all headers in /usr/include, don't we? > Not really. We have a subset of the kernel headers that might not match the running kernel, nor be enough to build modules. Warner >
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