!1133 sched: Add static key for qos sched to improve performance

Merge Pull Request from: @ci-robot 
 
PR sync from: Hui Tang <tanghui20@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/F6YHNMQ56PAUXLHJIPNG3BLLMYQDTIH5/ 
 
 
Link:https://gitee.com/openeuler/kernel/pulls/1133

 

Reviewed-by: Jialin Zhang <zhangjialin11@huawei.com>
Reviewed-by: sanglipeng <sanglipeng1@jd.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>