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SubjectRe: Preempting kernel tasks
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> involves having a per-process "kernel entry" counter, and checking for zero).
> And then we could make a kernel thread pre-emptable by just changing the
> software flag to "user mode" for that thread - voila, instant "user mode
> behavior" together with all the kernel services..

And hey look we've already got one in the SMP code ;)

Alan


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