amdgpu_ring_undo  191 drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c 			amdgpu_ring_undo(ring);
amdgpu_ring_undo  256 drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c 		amdgpu_ring_undo(ring);
amdgpu_ring_undo  260 drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h void amdgpu_ring_undo(struct amdgpu_ring *ring);