cgroup: factor out cgroup_apply_control_enable() from cgroup_subtree_control_write()

Browse source

Factor out css enabling and showing into cgroup_apply_control_enable().

* Nest subsystem walk inside child walk.  The child walk will later be
  converted to subtree walk which is a bit more expensive.

* Instead of operating on the differential masks @css_enable, simply
  enable or show csses according to the current cgroup_control() and
  cgroup_ss_mask().  This leads to the same result and is simpler and
  more robust.

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

...

This commit is contained in:

Tejun Heo 2016-03-03 09:57:59 -05:00

parent 12b3bb6af8

commit bdb53bd797

1 changed files with 47 additions and 30 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

77

kernel/cgroup.c

View file