!3907 cgroup: Support iocost for cgroup v1

Merge Pull Request from: @ci-robot 
 
PR sync from: Li Nan <linan122@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/2W7OJMTZ7Q2M2GSJKF4TY2YECRFN5YNF/ 
Li Nan (2):
  cgroup: Support iocost for cgroup v1
  openeuler_defconfig: enable iocost in openeuler_defconfig for x86 and
    arm64


-- 
2.39.2
 
https://gitee.com/openeuler/kernel/issues/I8ND38 
 
Link:https://gitee.com/openeuler/kernel/pulls/3907

 

Reviewed-by: zhangyi (F) <yi.zhang@huawei.com>
Reviewed-by: Yu Kuai <yukuai3@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>