◆Shared Variables: int turn; initially turn = 0; boolean flag[2]; initially flag[0] = flag[1] = false.◆flag[i]=ture --> Pi ready to enter its critical section◆turn = i --> Pi can ent
/dev/input/event的值由系统的值不一样需要设定。运行需要root权限。#include <stdio.h> #include <unistd.h> #include <stdlib.h> #include <linux/input.h> #include <sys/stat.h> #include <fcntl.h&g
使用命名管道,可是没有成功,源代码如下:#include <stdio.h> #include <unistd.h> #include <stdlib.h> #include <string.h> #include <sys/types.h> #include <sys/stat.h> #include <sys/wai
Consider the performance of FCFS scheduling (First-Come, First-Served Scheduling) in a dynamic situation. Assume we have one CPU-bound process and many I/O-bound process. The convoy effect occur. Re
From <Operating system concepts> by Abraham Silberschatz, Peter Baer Galvin, Greg Gagne
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