[vbox-dev] Unknown symbol smp_call_function_single with vboxguest

Ribhi Kamal rbhkamal at gmail.com
Wed Apr 11 14:23:13 PDT 2012

I can't go back in time, but! you can all forget about this email and the
one before it please. (Look at the flash)

On Wed, Apr 11, 2012 at 4:58 PM, Ribhi Kamal <rbhkamal at gmail.com> wrote:

> I built vboxguest.ko so that it could be loaded on a custom built Linux
> image. However, when I try to load it I get the following error:
> modprobe -f
> vboxguest: Unknown symbol smp_call_function_single
> vboxguest: Unknown symbol on_each_cpu
> vboxguest: Unknown symbol register_cpu_notifier
> ... smp_call_function
> ... unregister_cpu_notifier
> ... _spin_unlock_irqrestore
> ... paravirt_ops
> ... _spin_lock_irqsave
> ... _spin_lock
> Now the kernel that I'm using is 2.6.20, but I don't know why it doesn't
> have the SMP symbols... perhaps the version is incorrect. All I want from
> vboxguest is pagefusion and maybe memory ballooning. So my question is
> this: How hard is it to get vboxguest to work without the functions
> above... or at least to get page fusion working.
> I looked at the source/make files and it seems that I maybe able to get
> away with some missing functions if I set the kernel_version_code to 2.5.
> Any help would be greatly appreciated!
> Thanks
> --
> -- Ribhi

-- Ribhi
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