cuCtxGetDevice     99 opal/mca/common/cuda/common_cuda.c     int (*cuCtxGetDevice)(CUdevice *);
cuCtxGetDevice    471 opal/mca/common/cuda/common_cuda.c     OPAL_CUDA_DLSYM(libcuda_handle, cuCtxGetDevice);
cuCtxGetDevice   1970 opal/mca/common/cuda/common_cuda.c     res = cuFunc.cuCtxGetDevice(&cuDev);