Modules in 2.6 have be massaged just right. :-)
Take a look at http://www.tldp.org/LDP/lkmpg/2.6/html/lkmpg.html#AEN181. It
has an example makefile that is near required.
Leland
On 6/11/06 12:04 AM, "Rick Troth" <[EMAIL PROTECTED]> wrote:
> I'm having trouble building a new CPINT on SLES9 (SP3)
> and I wonder if someone else has seen these symptoms.
> Maybe someone can tell me what I'm doing wrong.
> It builds cleanly, but refuses to load. (64-bit)
>
> DETAILS
>
> We needed to upgrade CPINT (that story is for another note)
> so I got the latest and greatest source from Dr. Ferguson.
> It built just fine, but when I tried to 'insmod', I got
>
> insmod: error inserting './cpint_mod.ko': -1 Invalid module format
>
> I thought maybe I needed to play EXPLICITLY by the rules,
> so I dropped it into /lib/modules, ran 'depmod' and then
> 'modprobe', and got
>
> FATAL: Error inserting cpint
> (/lib/modules/2.6.5-7.191-s390x/extra/cpint.ko):
> Invalid module format
>
> I called Neale, he considered what we were going through
> and suggested making sure that the support level might be mis-matched
> (between the kernel and 'insmod' and friends). Sure enough, we had
> the SP2 modutils, but this is an SP3 kernel. So I upgraded modutils
> ... but got the same problem.
>
> Finally, running 'strace' against an explicity 'insmod' shows
>
> # strace insmod ./cpint_mod.ko
> init_module("^?ELF^B^B^A", 0x8edb7) = -1
> ENOEXEC (Exec format error)
>
> The ELF magic looks ugly, but I don't really know
> if it is out of whack or if that is how it's supposed to look.
>
> I did have to wrangle the kernel source into a state where I could
> build kernel modules. But that's not surprising. And I have now
> re-done 'make config' and 'make modules' numerous times.
> (But it occurs to me as I send this note that I am NOT running a
> home-built kernel.)
>
> -- R;
>
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