An improved technique for serializing access to multithreading unsafe resources is described. A baton manager is used to manage the serializing of accesses to a multithreading unsafe resource. For a thread to access the multithreading unsafe resource, the thread must first obtain a baton from the baton...http://www.google.com.hk/patents/US5630136?utm_source=gb-gplus-share專利 US5630136 - Method and apparatus for serializing access to multithreading unsafe resources