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query_registered_pointer_info

oxicuda_memory::host_registered

Function query_registered_pointer_info

pub fn query_registered_pointer_info(
    ptr: *const u8,
) -> CudaResult<RegisteredPointerInfo>

Expand description

Queries the CUDA driver for information about a registered pointer.

§Errors

CudaError::NotSupported on macOS.
CudaError::InvalidValue if the pointer is not known to the driver.
Other driver errors from cuPointerGetAttribute.