#include <linux/unistd.h>
#include <sys/syscall.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

int main(int argc, char *argv[])
{
	int error, pid, reserve;
	if (argc != 3) {
		printf("Usage: %s <pid> <reserve (e.g., 10 for 10%%)>\n",
			argv[0]);
		return 0;
	}
	pid = atoi(argv[1]);
	reserve = atoi(argv[2]);
		
	printf("Reserve %d%% CPU time for process %d\n", reserve, pid);
	error = syscall(__NR_set_process_reserve, pid, reserve);
	if (error)
		printf("Error: %d\n", error);
	return 0;
}