From: Chunming Zhou <david1.zhou@amd.com>
Date: Tue, 7 Nov 2017 10:27:43 +0800
Subject: drm/amd/scheduler: add WARN_ON for s_fence->parent
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Git-commit: 45bfd9690a6af05453f7b00ca82ba458d9573c9b
Patch-mainline: v4.16-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
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>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
+++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
@@ -241,6 +241,7 @@ void amd_sched_entity_fini(struct amd_gp
amd_sched_fence_scheduled(s_fence);
dma_fence_set_error(&s_fence->finished, -ESRCH);
amd_sched_fence_finished(s_fence);
+ WARN_ON(s_fence->parent);
dma_fence_put(&s_fence->finished);
sched->ops->free_job(job);
}