Date: Tue, 13 Feb 2018 21:22:10 +0000 (UTC) From: Ed Maste <emaste@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r329244 - head/share/man/man9 Message-ID: <201802132122.w1DLMAbq013244@repo.freebsd.org>
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Author: emaste Date: Tue Feb 13 21:22:09 2018 New Revision: 329244 URL: https://svnweb.freebsd.org/changeset/base/329244 Log: Document DECLARE_MODULE_TIED It was introduced in r213716. Reviewed by: kib Sponsored by: The FreeBSD Foundation Modified: head/share/man/man9/DECLARE_MODULE.9 Modified: head/share/man/man9/DECLARE_MODULE.9 ============================================================================== --- head/share/man/man9/DECLARE_MODULE.9 Tue Feb 13 21:14:27 2018 (r329243) +++ head/share/man/man9/DECLARE_MODULE.9 Tue Feb 13 21:22:09 2018 (r329244) @@ -28,7 +28,7 @@ .\" .\" $FreeBSD$ .\" -.Dd January 6, 2005 +.Dd February 13, 2018 .Dt DECLARE_MODULE 9 .Os .Sh NAME @@ -39,6 +39,7 @@ .In sys/kernel.h .In sys/module.h .Fn DECLARE_MODULE "name" "moduledata_t data" "sub" "order" +.Fn DECLARE_MODULE_TIED "name" "moduledata_t data" "sub" "order" .Sh DESCRIPTION The .Fn DECLARE_MODULE @@ -55,7 +56,17 @@ and Of course, it can also be called directly, for example in order to implement dynamic sysctls. .Pp -The arguments it expects are: +A module declared with +.Fn DECLARE_MODULE_TIED +will load only if the running kernel version +(as specified by +.Dv __FreeBSD_version ) +is identical to that on which it was built. +This declaration should be used by modules which depend on interfaces beyond +the stable kernel KBI (such as ABI emulators or hypervisors that rely on +internal kernel structures). +.Pp +The arguments are: .Bl -tag -width indent .It Fa name The module name, which will be used in the
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