tree bd1099ce72de75b4fcd2c9e763eabf51e27e3f7d
parent 0772324ae669f787b42fdb9fc5ac2c3d1c0df509
author Tejun Heo <tj@kernel.org> 1357577467 -0800
committer Tejun Heo <tj@kernel.org> 1357577467 -0800

cpuset: introduce ->css_on/offline()

Add cpuset_css_on/offline() and rearrange css init/exit such that,

* Allocation and clearing to the default values happen in css_alloc().
  Allocation now uses kzalloc().

* Config inheritance and registration happen in css_online().

* css_offline() undoes what css_online() did.

* css_free() frees.

This doesn't introduce any visible behavior changes.  This will help
cleaning up locking.

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