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Re: Synchronous Communication = Swap

Hi Larry, and others,

Larry wrote:
> If two variables or arrays
> are not the product of aliasing, and the two proceses
> share the same memory space in hardware, you can just
> exchange pointers to the data.

This trick is pretty much common practise in CSP-based
SW implementations.  This way, memory-to-memory copying
is avoided.

In quite a few practical cases, using this technique is
essential to obtain the required performance.