On Thu, Jul 12, 2007 at 02:52:23PM +1000, Rusty Russell wrote:
> This is solely for the wakeup: you don't wake an mm 8)
>
> The mm reference is held as well under the big lguest_mutex (mm gets
> destroyed before files get closed, so we definitely do need to hold a
> reference).
>
> I just completed benchmarking: the cached wakeup with the current naive
> drivers makes no difference (at one stage I was playing with batched
> hypercalls, where it seemed to help).
>
> Thanks Christoph, DaveM!
The version that just got into mainline still has the __put_task_struct
export despite not needing it anymore. Care to fix this up?
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