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To: Peter Wemm <peter@freebsd.org>
cc: CVS-commiters@freebsd.org, cvs-usrbin@freebsd.org
Subject: Re: cvs commit: src/usr.bin/symorder symorder.c 
In-reply-to: Your message of "Sat, 28 Oct 1995 05:27:21 MST."
             <199510281227.FAA08026@freefall.freebsd.org> 
Date: Sat, 28 Oct 1995 02:10:02 +0100
Message-ID: <1970.814842602@critter.tfs.com>
From: Poul-Henning Kamp <phk@critter.tfs.com>
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> peter       95/10/28 05:27:21
> 
>   Modified:    usr.bin/symorder  symorder.c
>   Log:
>   symorder appears to have been designed to run on executable files
>   only, as it payes no attention to the relocation table (which
>   references the symbols).
>   
>   As a result, running "symorder -c" to clean up the visibility of a LKM
>   ".o" file (as is done in the new bsd.kmod.mk) totally screws up the
>   relocation table, making the LKM file unloadable. (ld: bogus
>   relocation record)
Darn, I should have thought of that.

>   This is a pretty crude fix - I've changed symorder so that when
>   running in "cleanup" mode, it disables the reordering which was
>   screwing up the relocation table.  I'm sure there is a better fix, but
>   I didn't have the energy.  Feel free to fix this hack, probably by
>   renumbering the symbol indexes in the relocation table.
This is perfectly sensible.  The order of symbols in a .o is completely
insignificant.

Thanks Peter!
--
Poul-Henning Kamp           | phk@FreeBSD.ORG       FreeBSD Core-team.
http://www.freebsd.org/~phk | phk@login.dknet.dk    Private mailbox.
whois: [PHK]                | phk@ref.tfs.com       TRW Financial Systems, Inc.
Future will arrive by its own means, progress not so.