Method HostCallback

tensorflow/stream_executor/cuda/cuda_gpu_executor.cc:753–763

}

bool GpuExecutor::HostCallback(Stream* stream,
                               std::function<port::Status()> callback) {
  auto callback_ptr = new std::function<void()>([callback]() {
    port::Status s = callback();
    if (!s.ok()) {
      LOG(WARNING) << "Host callback failed: " << s;
    }
  });
  return GpuDriver::AddStreamCallback(context_, AsGpuStreamValue(stream),
                                      InternalHostCallback, callback_ptr);
}

/* static */ void GpuExecutor::InternalHostCallback(CUstream stream,
                                                    CUresult status,