public static extern CuResult OccupancyMaxActiveBlocksPerMultiprocessorWithFlags(out int numBlocks, CuFunction func, int blockSize, IntPtr dynamicSMemSize, OccupancyFlags flags);
public static extern CuResult OccupancyMaxPotentialBlockSizeWithFlags(out int minGridSize, out int blockSize, CuFunction func, CuOccupancyB2DSize blockSizeToDynamicSMemSize, IntPtr dynamicSMemSize, int blockSizeLimit, OccupancyFlags flags);
