[PATCH v5 02/16] drm/sched: Allow using a dedicated workqueue for the timeout/fault tdr

Boris Brezillon boris.brezillon at collabora.com
Wed Sep 8 14:55:15 UTC 2021


On Wed, 8 Sep 2021 10:53:21 -0400
Andrey Grodzovsky <andrey.grodzovsky at amd.com> wrote:

> > Note that we need to be careful to not call the sync
> > variant in helpers that are called from the interrupt handler itself
> > to avoid deadlocks (i.e. drm_sched_stop()).  
> 
> 
> I am not clear here - which interrupt handler is drm_sched_stop
> called from ? It's called from TDR work as far as I see in the code.

My bad, I meant the timeout handler, not the interrupt handler.



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