pub unsafe extern "C" fn cudaOccupancyMaxActiveBlocksPerMultiprocessor(
numBlocks: *mut c_int,
func: *const c_void,
blockSize: c_int,
dynamicSMemSize: usize
) -> cudaError_t
pub unsafe extern "C" fn cudaOccupancyMaxActiveBlocksPerMultiprocessor(
numBlocks: *mut c_int,
func: *const c_void,
blockSize: c_int,
dynamicSMemSize: usize
) -> cudaError_t