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drm/amd/scheduler: fix page protection of cb

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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>
This commit is contained in:
Chunming Zhou 2017-11-07 10:40:00 +08:00 committed by Alex Deucher
parent 1daee8b472
commit f4323bccd1
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
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@ -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);