Patent ID: 7137122
Filing Date: 2006-11-14
Classification: H04L

Abstract:
1. A method of regulating the flow of process state control messages for indicating the state of a corresponding process between processors in a data processing system, each processor operating one or more processes, each process state control message relating to one of the processes and comprising (i) process identity data identifying that process and (ii) a process state value indicative of the state of that process, the method being characterized by: employing (a) a message address queue, said queue being operated as a first-in-first-out store, and each item in the queue comprising a process identity section which identifies one of the processes, (b) a current state random access memory having one element for each process, each element being for storing the current state of the respective process, and (c) a process pending flag memory having a flag for each process; comprising repeatedly performing the steps of: further comprising repeatedly performing the steps of: