Function malloc_managed 

pub fn malloc_managed(
    size: usize,
    flags: MemAttachFlags,
) -> CudaRtResult<DevicePtr>

Allocate unified managed memory accessible from both CPU and GPU.

Mirrors cudaMallocManaged.

Errors

• CudaRtError::NotSupported — device does not support managed memory.
• CudaRtError::MemoryAllocation — out of memory.