message: Fix a bug in device tracer.
diff: @@ -231,7 +231,7 @@ class CuptiCallbackHook {
  src_type, dst_type, params->ByteCount, cbdata.context, nullptr);
  }
  template <typename T>
  - static void StartMemcpyAsync(CUmemorytype dst_type, CUmemorytype src_type,
  + static void StartMemcpyAsync(CUmemorytype src_type, CUmemorytype dst_type,
  const CUpti_CallbackData& cbdata,
  CudaEventRecorder* recorder) {
  auto params = static_cast<const T*>(cbdata.functionParams);
  