Function rcudnn::cudaFreeHost

pub unsafe extern "C" fn cudaFreeHost(ptr: *mut c_void) -> cudaError

\brief Frees page-locked memory

Frees the memory space pointed to by \p hostPtr, which must have been returned by a previous call to ::cudaMallocHost() or ::cudaHostAlloc().

\param ptr - Pointer to memory to free

\return ::cudaSuccess, ::cudaErrorInvalidValue \notefnerr \note_init_rt \note_callback

\sa ::cudaMalloc, ::cudaMallocPitch, ::cudaFree, ::cudaMallocArray, ::cudaFreeArray, \ref ::cudaMallocHost(void**, size_t) “cudaMallocHost (C API)”, ::cudaMalloc3D, ::cudaMalloc3DArray, ::cudaHostAlloc, ::cuMemFreeHost