An exclusive control system is provided in a system having a memory module and a plurality of processing modules sharing the memory module, each of the plurality of processing modules exclusively accessing the memory module while prohibiting other processing modules from accessing the memory module....http://www.google.fr/patents/US5634037?utm_source=gb-gplus-shareBrevet US5634037 - Multiprocessor system having a shared memory with exclusive access for a requesting processor which is maintained until normal completion of a process and for retrying the process when not normally completed
Multiprocessor system having a shared memory with exclusive access for a ...