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-rw-r--r--kernel/cgroup_freezer.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/cgroup_freezer.c b/kernel/cgroup_freezer.c
index 3649fc6b3eaa..b1724ce98981 100644
--- a/kernel/cgroup_freezer.c
+++ b/kernel/cgroup_freezer.c
@@ -373,4 +373,12 @@ struct cgroup_subsys freezer_subsys = {
.can_attach = freezer_can_attach,
.fork = freezer_fork,
.base_cftypes = files,
+
+ /*
+ * freezer subsys doesn't handle hierarchy at all. Frozen state
+ * should be inherited through the hierarchy - if a parent is
+ * frozen, all its children should be frozen. Fix it and remove
+ * the following.
+ */
+ .broken_hierarchy = true,
};