Beware of dragons in module loader code!

Ceri Davies ceri at submonkey.net
Tue May 18 11:34:29 PDT 2004


On Mon, May 17, 2004 at 02:31:03PM -0700, Peter Wemm wrote:
> 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.

Great news - thanks Peter.

Ceri
-- 
The hiatus is back off, again.
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