aclrtSetStreamOverflowSwitch

The Ascend 310 AI Processor does not support this API.

The Atlas Training Series Product does not support this API.

Description

Enables or disables the overflow/underflow detection function for a specified stream in saturation mode. After the function is disabled, you cannot use the overflow/underflow detection operator to check whether a task overflows/underflows.

Restrictions

  • Before calling this API, you can call aclrtSetDeviceSatMode to set the saturation mode.
  • The setting takes effect only for tasks created after this API call.

Prototype

aclError aclrtSetStreamOverflowSwitch(aclrtStream stream, uint32_t flag)

Parameters

Parameter

Input/Output

Description

stream

Input

Stream to be operated.

If NULL is passed, the default stream will be operated.

flag

Input

Overflow/Underflow detection switch. The options are as follows:

  • 0: disabled.
  • 1: enabled.

Returns

The value 0 indicates success, and other values indicate failure. For details, see aclError.