编辑代码

#include <stdio.h>
#include<string.h>

int prio_map_to_weight(int prio_min, int prio_max, int weight_beg, int weight_end, int prio)
{
	 int weight;
	 weight =  weight_beg - (prio - prio_min)*(weight_beg - weight_end +1)/(prio_max - prio_min + 1);
	 return weight;
}


void mi_prio_weight_update(int prio)
{
    int prio_list[2][9] = {{139, 129, 119, 109, 99, 89, 79, 49, -1}, {1, 6, 11, 16, 21, 26, 31, 36, 41}};

	    int i;
        int prio_min = 0;
        int prio_max = 0;
        int weight_beg= 40;
        int weight_end = 40;
        int PRIO_LEVEL_MAX = sizeof(prio_list[0])/sizeof(prio_list[0][0]);
        int prio_weight;

	for (i = 0; i < PRIO_LEVEL_MAX; i++) {
		if (prio == prio_list[0][i]) {
			prio_weight = prio_list[1][i];
            printf("%d:%d\n", prio, prio_weight);
			return;
		} else if (prio > prio_list[0][i]) {
			prio_min = prio_list[0][i] + 1;
			prio_max = prio_list[0][i-1];
			weight_beg = prio_list[1][i] - 1;
			weight_end = prio_list[1][i-1];
			break;
		}

	}
	prio_weight = prio_map_to_weight(prio_min, prio_max, weight_beg, weight_end, prio);
    printf("%d:%d\n", prio, prio_weight);
}

void mi_cgroup_weight_update(const char * cgroup_name)
{
    char cgroup_list[6][20] = {"top-app", "foreground", "audio", "system-backgroud", "backgroud", "other"};
    int cgroup_weight_list[6] = {30, 25, 20, 15, 5, 10};
    int cgroup_weight;

        int CGROUP_NUM = sizeof(cgroup_list)/sizeof(cgroup_list[0]);
        //  printf(":%d\n", CGROUP_NUM);
	    int i;

        for(i = 0; i < CGROUP_NUM - 1; i++)
        {
                if (!strcmp(cgroup_name, cgroup_list[i])) {
                        cgroup_weight = cgroup_weight_list[i];
                        printf("%s:%d\n", cgroup_name, cgroup_weight);
                        return;
		}
        }
	cgroup_weight = cgroup_weight_list[i];
    printf("%s:%d\n", cgroup_name, cgroup_weight);

}



int mi_tag_weight_update(int index)
{

    int tag_list[6] = {30, 25, 20, 15, 10, 5};
    int tag_weight;
	
	if (index != -1)
		tag_weight = tag_list[index];

    printf("%d:%d\n", index, tag_weight);

	return 0;
}

int main () {
    //JSRUN引擎2.0，支持多达30种语言在线运行，全仿真在线交互输入输出。 

    for (int i =130; i< 140;i++)
        mi_prio_weight_update(i);

        const char a[]="system-backgroud";
        const char *p = &a;

        mi_cgroup_weight_update(p);

    for (int i = -1;i < 6;i++)
        mi_tag_weight_update(i);
    

    return 0;
}