!3747 Introduce multiple qos level

Merge Pull Request from: @ci-robot 
 
PR sync from: Zhao Wenhui <zhaowenhui8@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/4S672LU3PCUGE6DF2IRQPQMU7X64K2Z6/ 
We introduce multiple qos level, which Expand qos_level from
{-1,0} to [-2, 2], to distinguish the tasks expected to be with
extremely high or low priority level.


Zhao Wenhui (2):
  sched/fair: Introduce multiple qos level
  config: Enable CONFIG_QOS_SCHED_MULTILEVEL


-- 
2.34.1
 
https://gitee.com/openeuler/kernel/issues/I8S4JH 
 
Link:https://gitee.com/openeuler/kernel/pulls/3747

 

Reviewed-by: Zucheng Zheng <zhengzucheng@huawei.com>
Reviewed-by: Liu Chao <liuchao173@huawei.com>
Reviewed-by: Zhang Jianhua <chris.zjh@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>