From: Alban Crequy <alban@kinvolk.io>
Date: Tue, 8 Dec 2015 00:16:07 +0000 (+0100)
Subject: nspawn: userns and unified cgroup: chown cgroup.events
X-Git-Tag: v229~184^2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=aa3be0dd36bae7f32daa35bc269d87f0d809d52f;p=thirdparty%2Fsystemd.git

nspawn: userns and unified cgroup: chown cgroup.events

When starting a container in a new user namespace, systemd-nspawn chowns
the cgroup knob files so they are usable by the container. But the
cgroup knob file "cgroup.events" was missing. This file exists when the
unified hierarchy is used.
---

diff --git a/src/nspawn/nspawn-cgroup.c b/src/nspawn/nspawn-cgroup.c
index 270bcf010fc..3c0e26ea5a3 100644
--- a/src/nspawn/nspawn-cgroup.c
+++ b/src/nspawn/nspawn-cgroup.c
@@ -54,6 +54,7 @@ int chown_cgroup(pid_t pid, uid_t uid_shift) {
                        "tasks",
                        "notify_on_release",
                        "cgroup.procs",
+                       "cgroup.events",
                        "cgroup.clone_children",
                        "cgroup.controllers",
                        "cgroup.subtree_control",