Systems, devices, structures, and methods are provided to allow resources to be shared among a plurality of processors. An exemplary system includes a mechanism to grant exclusive control of a resource to a processor, while at the same time, the fast memory of such a processor is maintained in a coherent...http://www.google.de/patents/US6886063?utm_source=gb-gplus-sharePatent US6886063 - Systems, devices, structures, and methods to share resources among entities
