!4167 sched/fair: Fix qos_timer deadlock when cpuhp offline

Merge Pull Request from: @ci-robot 
 
PR sync from: Zhao Wenhui <zhaowenhui8@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/ZR2YUNHCIJVZ6GZ6OGMB43CNHHCY3VAS/ 
 
https://gitee.com/openeuler/kernel/issues/I8WTPH 
 
Link:https://gitee.com/openeuler/kernel/pulls/4167

 

Reviewed-by: Zucheng Zheng <zhengzucheng@huawei.com>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>