Patent ID: 6601146
Filing Date: 2003-07-29
Classification: G06F,H04L

Abstract:
In a shared memory computer system having more than two processes and at least one processors a method of providing communication between more than two processes of said system, said method comprising:a. mapping a single, undivided fixed interprocess communication transfer region having a unique physical address at said shared memory to each of a plurality of virtual addresses, one virtual address for each one of said more than two processes; b. when a first of said processes needs to transfer data to a second of said processes, storing arguments describing said data in said region by said first process, wherein said region is at said physical address defined by said mapping from a corresponding first virtual address of said first process; and c. when said second process needs to receive said data, said second process accessing said arguments and reading said data from said region, which is identified by said second process by said mapping of said physical address into a corresponding second virtual address of said second process.