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PR/40764 CVS commit: [netbsd-7-0] src/sys/kern

The following reply was made to PR kern/40764; it has been noted by GNATS.

From: "Martin Husemann" <>
Subject: PR/40764 CVS commit: [netbsd-7-0] src/sys/kern
Date: Thu, 3 Mar 2016 14:46:07 +0000

 Module Name:	src
 Committed By:	martin
 Date:		Thu Mar  3 14:46:07 UTC 2016
 Modified Files:
 	src/sys/kern [netbsd-7-0]: kern_ksyms.c kern_module.c
 Log Message:
 Pull up following revision(s) (requested by pgoyette in ticket #1108):
 	sys/kern/kern_module.c: revision 1.107-1.110
 	sys/kern/kern_ksyms.c: revision 1.82
 Add some additional status messages for kern.module.verbose=TRUE
 Remove extraneous ')' from previous.
 In module_do_load(), consolidate checking for a pre-existing module,
 and return a single error value EEXIST.  When making a recursive
 call (to load required modules), treat a pre-existing module as
 Without this change, when a module was loaded by specific request
 (as opposed to being loaded as a requirement of some other module),
 we would always load the module from the file-system, and then
 after making various sanity/compatability checks we would destroy
 the new copy if there was a pre-existing copy.
 Fixes PR kern/40764
 XXX Note that if the module exists, we bypass all of the various
 XXX "compatability" checks, including whether or not the existing
 XXX module is of any particular class!  (In the previous code, we
 XXX checked to see if the newly-loaded copy had the correct class,
 XXX but not the pre-existing copy, which could have been loaded
 XXX from a different path/filename.)
 To generate a diff of this commit:
 cvs rdiff -u -r1.72 -r1.72.4.1 src/sys/kern/kern_ksyms.c
 cvs rdiff -u -r1.97.2.1 -r1. src/sys/kern/kern_module.c
 Please note that diffs are not public domain; they are subject to the
 copyright notices on the relevant files.

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