]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
cgroup: implement cgroup_get_from_path() and expose cgroup_put()
authorTejun Heo <tj@kernel.org>
Fri, 20 Nov 2015 20:55:52 +0000 (15:55 -0500)
committerTejun Heo <tj@kernel.org>
Fri, 20 Nov 2015 20:55:52 +0000 (15:55 -0500)
commit16af439645455fbf36984ca5e72f31073ee19ab7
treec63b8ea7f219c1c9c2d0508ceb5f8abc78f231a4
parentbd96f76a2454c6b97d70945902e30b4c31510678
cgroup: implement cgroup_get_from_path() and expose cgroup_put()

Implement cgroup_get_from_path() using kernfs_walk_and_get() which
obtains a default hierarchy cgroup from its path.  This will be used
to allow cgroup path based matching from outside cgroup proper -
e.g. networking and perf.

v2: Add EXPORT_SYMBOL_GPL(cgroup_get_from_path).

Signed-off-by: Tejun Heo <tj@kernel.org>
include/linux/cgroup.h
kernel/cgroup.c