f6a3f66063
This is a follow-up cleanup to [1]. See bellow refcount balancing for calling amdgpu_job_submit_direct after this cleanup as far as I calculated. amdgpu_fence_emit dma_fence_init 1 dma_fence_get(fence) 2 rcu_assign_pointer(*ptr, dma_fence_get(fence) 3 ---> amdgpu_job_submit_direct completes before fence signaled amdgpu_sa_bo_free (*sa_bo)->fence = dma_fence_get(fence) 4 amdgpu_job_free dma_fence_put 3 amdgpu_vcn_enc_get_destroy_msg *fence = dma_fence_get(f) 4 dma_fence_put(f); 3 amdgpu_vcn_enc_ring_test_ib dma_fence_put(fence) 2 amdgpu_fence_process dma_fence_put 1 amdgpu_sa_bo_remove_locked dma_fence_put 0 ---> amdgpu_job_submit_direct completes after fence signaled amdgpu_fence_process dma_fence_put 2 amdgpu_job_free dma_fence_put 1 amdgpu_vcn_enc_get_destroy_msg *fence = dma_fence_get(f) 2 dma_fence_put(f); 1 amdgpu_vcn_enc_ring_test_ib dma_fence_put(fence) 0 [1] - https://patchwork.kernel.org/project/dri-devel/cover/20220624180955.485440-1-andrey.grodzovsky@amd.com/ Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com> Suggested-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> |
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