IopDestroyPassiveInterruptBlock

VOID __stdcall IopDestroyPassiveInterruptBlock(UINT64 Vector){
  PASSIVE_INTERRUPT_BLOCK *PassiveInterruptBlock; 

  PassiveInterruptBlock = IopFindPassiveInterruptBlock(Vector);
  if( PassiveInterruptBlock )
  {
    _InterlockedDecrement(PassiveInterruptBlock + 48);
    IopDereferencePassiveInterruptBlock(PassiveInterruptBlock);
  }
}

Referenced by:

IoDisconnectInterrupt
IopConnectInterrupt