ExGetSharedWaiterCount

NTSTATUS __fastcall ExGetSharedWaiterCount(UINT64 a1){
  if( (*(_BYTE *)(a1 + 26) & 1) != 0 )
    KeBugCheckEx(0x1C6u, (PVOID)0xE, (PVOID)a1, 0i64, 0i64);
  return *(_DWORD *)(a1 + 72);
}

Referenced by:

CmpIsRegistryLockContended