amdgpu_ring_pad_ib
amdgpu_ring_pad_ib(ring, &job->ibs[0]);
amdgpu_ring_pad_ib(adev->mman.buffer_funcs_ring, &job->ibs[0]);
amdgpu_ring_pad_ib(ring, &job->ibs[0]);
amdgpu_ring_pad_ib(ring, &job->ibs[0]);
amdgpu_ring_pad_ib(ring, &job->ibs[0]);
amdgpu_ring_pad_ib(ring, ib);
amdgpu_ring_pad_ib(ring, &job->ibs[0]);