Paging activity occurs at APC_LEVEL and thus limits arbitrary re-entrancy in order to prevent calling code paths that could generate yet more page faults.
Paging activity occurs at APC_LEVEL and thus limits arbitrary re-entrancy in order to prevent calling code paths that could generate yet more page faults.
页面调度活动出现在APC_LEVEL，因此为了保护也可能产生更多的页面错误的调用代码路径，它限制了任意重入。