aclrtPointerGetAttributes

Product	Supported
Atlas A3 training products/Atlas A3 inference products	√
Atlas A2 training products/Atlas A2 inference products	√
Atlas 200I/500 A2 inference products	√
Atlas inference products	√
Atlas training products	√

Obtains the memory attribute information, including whether the memory is on the host or device and the page table size.

aclError aclrtPointerGetAttributes(const void *ptr, aclrtPtrAttributes *attributes)

Parameter	Input/Output	Description
ptr	Input	Memory address. Only the memory allocated by using acl APIs is supported.
attributes	Output	Memory attribute information.

Parameter

Input/Output

Description

ptr

Input

Memory address.

Only the memory allocated by using acl APIs is supported.

attributes

Output

Memory attribute information.

0 on success; else, failure. For details, see aclError.

Parent topic: Memory Management