[RFC PATCH 06/10] drm/sched: Submit job before starting TDR

Matthew Brost matthew.brost at intel.com
Tue Apr 4 00:22:07 UTC 2023


If the TDR is set to a value, it can fire before a job is submitted in
drm_sched_main. The job should be always be submitted before the TDR
fires, fix this ordering.

Signed-off-by: Matthew Brost <matthew.brost at intel.com>
---
 drivers/gpu/drm/scheduler/sched_main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c
index 6ae710017024..4eac02d212c1 100644
--- a/drivers/gpu/drm/scheduler/sched_main.c
+++ b/drivers/gpu/drm/scheduler/sched_main.c
@@ -1150,10 +1150,10 @@ static void drm_sched_main(struct work_struct *w)
 		s_fence = sched_job->s_fence;
 
 		atomic_inc(&sched->hw_rq_count);
-		drm_sched_job_begin(sched_job);
 
 		trace_drm_run_job(sched_job, entity);
 		fence = sched->ops->run_job(sched_job);
+		drm_sched_job_begin(sched_job);
 		complete_all(&entity->entity_idle);
 		drm_sched_fence_scheduled(s_fence);
 
-- 
2.34.1



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