[uClinux-dev] problem about communication between processes

Kendrick Hamilton hamilton at SEDSystems.ca
Fri Mar 7 09:33:54 EST 2003


Shared memory does not work in the 2.0.x kernel. It may work in the 2.4.x
kernel.

On Fri, 7 Mar 2003, zhouhua wrote:

> Hi:
>     I tried to communicate between two processes. I used pipe. It worked in uClinux. But if I use shared memory, it failed.
>     I used shmctl shmget and shmptr functions. I don't know whether there is better way to exchange data between two processes. Could somebody tell me? Thanks.
>




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