cgroup: reimplement cgroup_transfer_tasks() without using css_scan_tasks()
authorTejun Heo <tj@kernel.org>
Thu, 13 Feb 2014 11:58:39 +0000 (06:58 -0500)
committerTejun Heo <tj@kernel.org>
Thu, 13 Feb 2014 11:58:39 +0000 (06:58 -0500)
commite406d1cfff6ab189c8676072d211809c94fecaf0
treed8c9771025242f6a3a1c0b3e430fdb0bba50ce16
parent07bc356ed2950048d33d667e933e1b913c6e6b6d
cgroup: reimplement cgroup_transfer_tasks() without using css_scan_tasks()

Reimplement cgroup_transfer_tasks() so that it repeatedly fetches the
first task in the cgroup and then tranfers it.  This achieves the same
result without using css_scan_tasks() which is scheduled to be
removed.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Li Zefan <lizefan@huawei.com>
kernel/cgroup.c