MiLockDriverMappings

VOID __stdcall MiLockDriverMappings(_ETHREAD *Thread){
  --Thread->Tcb.SpecialApcDisable;
  ExAcquirePushLockExclusiveEx((_EX_PUSH_LOCK *)&qword_140C4CA68, 0i64);
}

Referenced by:

MiReleaseDriverPtes
MiReserveDriverPtes