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. v2: - Add to pending list before run_job, start TDR after (Luben, Boris) Signed-off-by: Matthew Brost <matthew.brost@xxxxxxxxx> --- 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 2e404a6542ad..9573f13f8459 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -445,7 +445,6 @@ static void drm_sched_job_begin(struct drm_sched_job *s_job) spin_lock(&sched->job_list_lock); list_add_tail(&s_job->list, &sched->pending_list); - drm_sched_start_timeout(sched); spin_unlock(&sched->job_list_lock); } @@ -1146,6 +1145,7 @@ static void drm_sched_main(struct work_struct *w) fence = sched->ops->run_job(sched_job); complete_all(&entity->entity_idle); drm_sched_fence_scheduled(s_fence); + drm_sched_start_timeout_unlocked(sched); if (!IS_ERR_OR_NULL(fence)) { drm_sched_fence_set_parent(s_fence, fence); -- 2.34.1