drm/amd/scheduler: fix page protection of cb
We must remove the fence callback.
Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
index 53ea7e1..9e3748a 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
@@ -229,6 +229,13 @@ void amd_sched_entity_fini(struct amd_gpu_scheduler *sched,
*/
kthread_park(sched->thread);
kthread_unpark(sched->thread);
+ if (entity->dependency) {
+ dma_fence_remove_callback(entity->dependency,
+ &entity->cb);
+ dma_fence_put(entity->dependency);
+ entity->dependency = NULL;
+ }
+
while ((job = to_amd_sched_job(spsc_queue_pop(&entity->job_queue)))) {
struct amd_sched_fence *s_fence = job->s_fence;
amd_sched_fence_scheduled(s_fence);