Commit 7f11c59e authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/amdgpu: overwrite signaled fence in amdgpu_sync 



This allows using amdgpu_sync even without peeking into the fences for a
long time.

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Acked-by: default avatarSrinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 16590745

drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c

+9 −4
Original line number Diff line number Diff line
@@ -135,12 +135,17 @@ static bool amdgpu_sync_add_later(struct amdgpu_sync *sync, struct dma_fence *f) 
	struct amdgpu_sync_entry *e;



	hash_for_each_possible(sync->fences, e, node, f->context) {

		if (unlikely(e->fence->context != f->context))

			continue;

		if (dma_fence_is_signaled(e->fence)) {

			dma_fence_put(e->fence);

			e->fence = dma_fence_get(f);

			return true;

		}



		if (likely(e->fence->context == f->context)) {

			amdgpu_sync_keep_later(&e->fence, f);

			return true;

		}

	}

	return false;

}