On Wed, 8 Sep 2021 10:53:21 -0400 Andrey Grodzovsky <andrey.grodzovsky@xxxxxxx> 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.