aclrtSnapShotCallbackUnregister

Note: This API is for trial use and may be changed in later versions. It is not available in production environments.

Product	Supported
Ascend 950PR	√
Ascend 950DT	☓
Atlas A3 training products/Atlas A3 inference products	√
Atlas A2 training products/Atlas A2 inference products	√
Atlas 200I/500 A2 inference products	X
Atlas inference products	X
Atlas training products	X

Deregisters a callback function. Upon deregistration, the callback function will no longer be called at the specified snapshot phase.

aclError aclrtSnapShotCallbackUnregister(aclrtSnapShotStage stage, aclrtSnapShotCallBack callback)

Parameter	Input/Output	Description
stage	Input	Snapshot phase for triggering the callback. For details about the type definition, see aclrtSnapShotStage.
callback	Input	Pointer to the callback function to be deregistered. Function definition: typedef uint32_t (aclrtSnapShotCallBack)(int32_t deviceId, void args);

Parameter

Input/Output

Description

stage

Input

Snapshot phase for triggering the callback. For details about the type definition, see aclrtSnapShotStage.

callback

Input

Pointer to the callback function to be deregistered.

Function definition:

typedef uint32_t (*aclrtSnapShotCallBack)(int32_t deviceId, void* args);

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

Parent topic: Snapshot Management