!1709 Backport cgroup: fix missing cpus_read_{lock,unlock}() in cgroup_transfer_tasks()

Merge Pull Request from: @ci-robot 
 
PR sync from: Cai Xinchen <caixinchen1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/U43E5CYQW2P4BHGZV2XOJ7ZIXTTO6VVL/ 
Backport cgroup: fix missing cpus_read_{lock,unlock}() in cgroup_transfer_tasks()
and cgroup: Use cgroup_attach_{lock,unlock}() from cgroup_attach_task_all()

Qi Zheng (1):
  cgroup: fix missing cpus_read_{lock,unlock}() in
    cgroup_transfer_tasks()

Tetsuo Handa (1):
  cgroup: Use cgroup_attach_{lock,unlock}() from
    cgroup_attach_task_all()


-- 
2.17.1
 
https://gitee.com/openeuler/kernel/issues/I7RPDX 
 
Link:https://gitee.com/openeuler/kernel/pulls/1709

 

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