Bugzilla Bug 250377: External modules of removed kernels are not removed

[Jeremy Katz]

On Tue, 2007-08-14 at 17:43 -0400, Jarod Wilson wrote:
> Jeremy Katz wrote:
> > On Tue, 2007-08-14 at 17:25 -0400, Jarod Wilson wrote:
> >> Roland McGrath wrote:
> >>> Is there a reason to add a hack to the kernel %post in particular,
> >>> instead of just making people use rpm triggers?  I mean, horror and all that.
> >>> But at least it's generic SEP horror, and not new hair for the kernel rpm
> >>> itself (i.e. our problem).
> >> On the surface, I don't see why the couldn't. I suppose we should prod
> >> Matt Domsch on why he's against using triggers for dkms, since his
> >> objection in the bug doesn't list any details...
> > 
> > Triggers run at not exactly the time you expect them to.  Which makes
> > them a little bit less helpful.  Really, you want to plug-in after
> > depmod, etc are run but before the initrd is made.  And you can't do
> > that from a trigger.
> 
> Ew, yeah, okay, I could see that having odd side-effects in a few
> cases... So what you're saying is we should do this in new-kernel-pkg?
> ;) At least that would make it mostly mkinitrd's problem and not the
> kernel's...

When mdomsch, davej, jcm and I talked about it back in February, that
was the conclusion we reached.  It should be pretty simple, too -- just
pick a directory[1], run things out of it that are executable.  

Again, leaving out whether or not its a good idea ;-)

Jeremy

[1] Likely to be the most difficult part