[Intel-gfx] [PATCH] drm/i915: Delegate our irq handler to a thread

Sebastian Andrzej Siewior bigeasy at linutronix.de
Thu Sep 26 15:23:01 UTC 2019


On 2019-09-26 15:57:07 [+0100], Tvrtko Ursulin wrote:
> 2. What about our tasklets - with threaded irqs we don't need them any more,
> right? So in this case they just add additional latency.

If you enqueue / schedule tasklets from your threaded handler then this
will wake up ksoftirqd and perform the work there (based on my memory of
the code).

> Regards,
> 
> Tvrtko

Sebastian


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