A method of managing computer memory pages. The sharing of a program-accessible page between two processes is managed by a predefined mechanism of a memory manager. The sharing of a page table page between the processes is managed by the same predefined mechanism. The data structures used by the mechanism...http://www.google.de/patents/US6085296?utm_source=gb-gplus-sharePatent US6085296 - Sharing memory pages and page tables among computer processes
