On Wednesday 12 July 2006 23:57, Andi Kleen wrote:
>
> > We can just fold the TSC disable stuff into the new thread_flags test
> > at context-switch time:
>
> I don't think it will work because you need to check state of
> both previous and next task. The thread_flags test only checks the
> state of the next task.
Actually scratch that objection. It should work just fine and would
indeed turn it into zero overhead for the common case.
Still I don't think it's actually needed so there might be still
a good case to remove it.
-Andi
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