MiReclaimSystemVa

VOID __stdcall MiReclaimSystemVa(UINT64 Regardless){
  if( (_DWORD)Regardless == 1 || *(&stru_140C4DB30 + 75) <= 0x8000000ui64 )
    KeSetEvent((PRKEVENT)((char *)&stru_140C4DB30 + 1432), 0, 0);
}

Referenced by:

MiExtendDynamicBitMap
MiObtainDynamicVa