If you are looking for the specific or a lab solution involving this variable, you can find the official course materials and "Operating Systems: Design and Implementation" lecture notes on the NJU-OS Course Website or Professor Jiang Yuyan's personal portal .
: This variable would track whether a specific "post" or "message" on the Public Wall is visible, locked, or modified by different threads. jyy.Public_Wall.1.var
: The specific instance or index of that entity (e.g., the first "Public Wall"). If you are looking for the specific or
: The namespace or identifier for the course author/system creator. jyy.Public_Wall.1.var
【NJU-OS-JYY笔记】操作系统：设计与实现 - 知乎专栏