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PsUnregisterAvailableCpusChangeNotification function (wdm.h)
The PsUnregisterAvailableCpusChangeNotification function unregisters a registration previously performed by PsRegisterProcessAvailableCpusChangeNotification or PsRegisterSystemAvailableCpusChangeNotification.
Syntax
VOID PsUnregisterAvailableCpusChangeNotification(
[in] PS_AVAILABLE_CPUS_CHANGE_REGISTRATION RegistrationHandle
);
Parameters
[in] RegistrationHandle
Handle returned by a call to PsRegisterProcessAvailableCpusChangeNotification or PsRegisterSystemAvailableCpusChangeNotification.
Return value
None
Remarks
This routine must be called at PASSIVE_LEVEL.
After this function returns, the callback associated with the registration handle will no longer be invoked for CPU availability changes.
This function can be used to unregister callbacks registered for both process-specific and system-wide CPU availability change notifications.
Requirements
| Requirement | Value |
|---|---|
| Header | wdm.h |
| IRQL | PASSIVE_LEVEL |
See also
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