!3688 Support priority load balance for qos scheduler

Merge Pull Request from: @ci-robot 
 
PR sync from: Song Zhang <zhangsong34@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/DMLDCT4YEG7QA6OVKDKQ2WPNKBTHZPKX/ 
Song Zhang (1):
  sched: Introduce priority load balance for qos scheduler


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2.33.0
 
https://gitee.com/openeuler/kernel/issues/I8MWDD 
 
Link:https://gitee.com/openeuler/kernel/pulls/3688

 

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