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What is the best way to pass pointers in a message?

April 26, 2017best message pass pointers

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What is the best way to pass pointers in a message?

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You can’t pass pointers across processors. This is a basic fact of life on distributed-memory machines. You can, of course, pass a copy of an object referenced via a pointer across processors-either dereference the pointer before sending, or use a varsize message.