Re: Invalid module format?

Randy.Dunlap
2006-05-20T17:34:54Z

On Fri, 19 May 2006 13:21:08 -0700 Randy.Dunlap wrote:

> On Fri, 19 May 2006 11:38:23 -0700 Brian D. McGrew wrote:
>
> > Seems my failure to post the complete set of files has caused great
> > confusion. Is that a sign of stress or frustration or both???
> >
> > Here is a complete listing of all the files, including the Makefile. I
> > think this is everything now.
> >
> > I'm facing two problems. First, the 2.6.16 kernel won't load this
> > driver; throws an invalid module format as where 2.6.15 loads it just
> > fine.
> >
> > Secondly, the driver is supposed to allocate kernel memory that's
> > accessable from userspace. If you see the function
> > alloc_ibb_user_shared(IbbSoftDev *) and the function
> > alloc_ibb_image_table_mem(IbbSoftDev *, int); you'll see where I've a
> > couple of attempts at calling __get_free_pages as well as a shot at
> > vmalloc. I've narrowed it down to this one section that's killing me.
> >
> > If anyone can offer help, that would be great because I'm just stuck on
> > this and have been for six months!!!
>
> Are you running the hardware/kernel in 32-bit mode? or 64-bit?
> (I don't know what a Dell PE1800 has/does.)
> I'm guessing 32-bit due to all of the warnings I see in x86_64 mode.
>
> The problem could be something as simple as the modules don't have
> a MODULE_LICENSE() in them. Are you running a RH/FC kernel or your
> own custom kernel? I get this when I load them:
>
> ibb: module license 'unspecified' taints kernel.
>
> I can load/unload both of them.
on 2.6.17-rc4 (x64_64), 2.6.16 (x86), and 2.6.15 (x86).

---
~Randy