Merge branch 'for-3.15-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj...

Merge branch 'for-3.15-fixes' of git://git./linux/kernel/git/tj/cgroup

Pull cgroup fixes from Tejun Heo:
 "Two patches to fix fallouts from the kernfs conversion:

  Li's patch to stop leaking cgroup_root refs across multiple mounts and
  the other fixes the 90s hang during shutdown caused by always using
  root's uid/gid for new cgroup dirs and files."

* 'for-3.15-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup:
  cgroup: newly created dirs and files should be owned by the creator
  cgroup: fix top cgroup refcnt leak