cuda_ungetmemhandle   80 opal/mca/common/cuda/common_cuda.h OPAL_DECLSPEC int cuda_ungetmemhandle(void *reg_data, mca_rcache_base_registration_t *reg);
cuda_ungetmemhandle  161 opal/mca/rcache/gpusm/rcache_gpusm_module.c     rc = cuda_ungetmemhandle (NULL, reg);