Special system calls, or requests to the UNIX kernel, allocate and free the memory and set permissions; common read and write operations put and get data from the region.
用特殊的系统调用(即对UNIX内核的请求)分配和释放内存并设置权限;通过一般的读写操作读写内存段中的数据。
Special system calls, or requests to the UNIX kernel, allocate and free the memory and set permissions; common read and write operations put and get data from the region.
用特殊的系统调用(即对UNIX内核的请求)分配和释放内存并设置权限;通过一般的读写操作读写内存段中的数据。
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