[PATCH 1/2] drm/amdgpu: stop trying to schedule() with a spin held

[Christian König]

From: Christian König <christian.koe...@amd.com>

Drop the lock before calling cancel_delayed_work_sync().

Signed-off-by: Christian König <christian.koenig at amd.com>
Tested-by: Nicolai Hähnle <nicolai.haehnle at amd.com>
---
 drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c 
b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
index 74aa0b3..b1d49c5 100644
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
@@ -339,7 +339,9 @@ static void amd_sched_job_finish(struct work_struct *work)
        if (sched->timeout != MAX_SCHEDULE_TIMEOUT) {
                struct amd_sched_job *next;

+               spin_unlock_irqrestore(&sched->job_list_lock, flags);
                cancel_delayed_work_sync(&s_job->work_tdr);
+               spin_lock_irqsave(&sched->job_list_lock, flags);

                /* queue TDR for next job */
                next = list_first_entry_or_null(&sched->ring_mirror_list,
-- 
2.5.0