IoUnregisterShutdownNotification routine
The IoUnregisterShutdownNotification routine removes a registered driver from the shutdown notification queue.
Syntax
VOID IoUnregisterShutdownNotification( _In_ PDEVICE_OBJECT DeviceObject );
Parameters
- DeviceObject [in]
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Pointer to the driver's device object.
Return value
None
Remarks
IoUnregisterShutdownNotification can be called by a driver only if that driver previously called IoRegisterShutdownNotification or IoRegisterLastChanceShutdownNotification with the given DeviceObject. This routine is usually called from a driver's Unload routine.
Calling IoUnregisterShutdownNotification cancels all shutdown notifications that have been registered for the given DeviceObject.
Requirements
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Version | Available starting with Windows 2000. |
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Header |
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Library |
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IRQL | PASSIVE_LEVEL |
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DDI compliance rules | IrqlIoPassive5, PowerIrpDDis, HwStorPortProhibitedDDIs |
See also
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Build date: 5/2/2013
