> pointers mostly point to buffers of about 1-8KB. Since the kernel is
> monolothic, I don't expect there to be a need to translate virtual addresses.
Correct
> As for how often, these calls are made probably as much as 50 times a second,
> but irregularly. One of the drivers involved is attached to the VM, so it will
> need to pass data along as often as the VM is called.
Just declare some kind of shared structure or pointer and EXPORT_SYMBOL them
to the other driver. You can write wrapper functions if you want to be neat
but thats your choice
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