Beware of dragons in module loader code!

Peter Wemm peter at wemm.org
Mon May 17 14:31:04 PDT 2004


On Sunday 16 May 2004 06:36 pm, Peter Wemm wrote:
> I've committed the support changes and enabled the new module loader,
> but beware!  It does still blow up!  Consequently, I did *NOT* remove
> the 'NO_MODULES' override in GENERIC etc because there are a number
> of system daemons that will try and load things during startup.  If
> this suddenly started loading modules, it Would Be A Bad Thing.
>
> On an unrelated note, I could really use some eyes looking at the
> sys/kern/link_elf_obj.c file.  Somewhere, I have a bug (or a series
> of bugs) that is causing significant memory trashing. 

Turns out that there were multiple bugs, some in my code (which I fixed 
as a side effect of something else), and the big one was in the kernel 
linker itself (not my bug! :-).

Anyway, the guts of kldload(8) support is there now.  Now for kldxref(8) 
and loader(8).  Whee.
-- 
Peter Wemm - peter at wemm.org; peter at FreeBSD.org; peter at yahoo-inc.com
"All of this is for nothing if we don't go to the stars" - JMS/B5


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