CL_MEM_HOST_NO_ACCESS  351 3rdparty/include/opencl/1.2/CL/cl.h #define CL_MEM_HOST_NO_ACCESS                       (1 << 9)
CL_MEM_HOST_NO_ACCESS  503 modules/core/src/ocl.cpp #define CL_MEM_HOST_NO_ACCESS                       (1 << 9)