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SubjectRe: modutils check for SMP
> SMP is the major reason for module incompatibility.
> There is CONFIG_MODVERSIONS which should prevent any module incompatibiliti=
> es.

It does

> However, I don't use it, because it caused seom headache some time ago
> (Modules not loading any more after reconfiguring and recompiling the
> kernel.) I believe only few people use it.

So basically you are saying "It exists, but I dont want to use it, however
I'd like to whine anyway".

Modversions is designed to catch all potential compatiblity cases across
kernel rebuilds, not just SMP. If you reconfigure/recompile and structs change
size it will do its job.

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