RtlHashBytes2

NTSTATUS __stdcall RtlHashBytes2(const UINT8 *a1, UINT64 a2){
  __int64 v3; 

  v3 = 0i64;
  MetroHash64::Hash(a1, a2, (unsigned __int8 *const)&v3);
  return v3;
}

Referenced by:

MiFindUserSidHotPatchContext
MiLoadHotPatchForUserSid