ExIsSpecialPoolAddress

INT64 __fastcall ExIsSpecialPoolAddress(VOID *a1){
  UINT64 v1; 
  LODWORD(v1) = ExGetHeapFromVA(a1);
  return ExpHpIsSpecialPoolHeap(v1);
}

Referenced by:

ExFreePoolSanityChecks
VeAllocatePoolWithTagPriority
VfUtilIsSpecialPoolAddress