Re: PCMCIA modules with 2 different kernels?

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From: David Hinds (dhinds_at_hyper.stanford.edu)
Date: Tue Dec 03 1996 - 00:38:08 EST


>
>
> I am currently running Linux (RedHat 3.0.3) kernel 2.0.25 on my IBM
> Thinkpad 755CD. I noticed that the pcmcia modules are very sensitive to
> which kernel loads them:
> i.e. I have 2 kernels, both 2.0.25, one with apm enabled and one without.
>
> I compiled the pcmcia modules while running the kernel with apm and
> everything works fine during startup. However, when I boot with the kernel
> without apm, during startup it says "failed to load modules. symbols from
> linux 2.0.25 don't match your linux 2.0.25..." or something to that
> effect. Basicly it seems like you can only use PCMCIA with the kernel you
> compiled it with.
>
> If someone knows a work around, I'd love to hear it!

Well, one somewhat-unsatisfactory workaround would be to compile the
PCMCIA modules with APM support disabled. If you compile them with
APM support turned on, they will expect a kernel that provides the APM
calls. But the APM-disabled modules will work on either kernel.

-- Dave Hinds
   dhinds_at_hyper.stanford.edu


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