aclrtFreeHostWithDevSync

Applicability

Product

Supported

Atlas 350 Accelerator Card

Atlas A3 training product/Atlas A3 inference product

Atlas A2 training product/Atlas A2 inference product

Atlas 200I/500 A2 inference product

Atlas inference product

Atlas training product

Description

Frees the host memory allocated by the aclrtMallocHost or aclrtMallocHostWithCfg API.

This API performs implicit device synchronization and waits until the tasks that use the memory are complete.

Prototype

1
aclError aclrtFreeHostWithDevSync(void *hostPtr)

Parameters

Parameter

Input/Output

Description

hostPtr

Input

Pointer to memory to free.

Returns

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