Re: [PATCH 12/13] drm/scheduler: rework entity flush, kill and fini

[Dmitry Osipenko <dmitry.osipenko@collabora.com>]

Hi,

On 10/14/22 11:46, Christian König wrote:
> +/* Remove the entity from the scheduler and kill all pending jobs */
> +static void drm_sched_entity_kill(struct drm_sched_entity *entity)
> +{
> +	struct drm_sched_job *job;
> +	struct dma_fence *prev;
> +
> +	if (!entity->rq)
> +		return;
> +
> +	spin_lock(&entity->rq_lock);
> +	entity->stopped = true;
> +	drm_sched_rq_remove_entity(entity->rq, entity);
> +	spin_unlock(&entity->rq_lock);
> +
> +	/* Make sure this entity is not used by the scheduler at the moment */
> +	wait_for_completion(&entity->entity_idle);

I'm always hitting lockup here using Panfrost driver on terminating
Xorg. Revering this patch helps. Any ideas how to fix it?

-- 
Best regards,
Dmitry