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IPC MessageQ创建无效



大家好,最近在学习IPC通信时遇到MessageQ Open无效问题。具体情况如下:

1.在Core0创建一个MessageQ,然后在Core1上给此队列write消息,Core0 read没问题

2.在Core1创建一个MessageQ,无论在Core0还是Core1上调用MessageQ_open(QueueName, &remoteQueueId) ,remoteQueueID总是一个无效值65536

看了好多例子,仍然没找到原因,请问为什么?