1 files changed, 9 insertions, 0 deletions

diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c
index 7743ea8d1d38..907daf99ab2e 100644
--- a/net/sched/cls_cgroup.c
+++ b/net/sched/cls_cgroup.c
@@ -82,6 +82,15 @@ struct cgroup_subsys net_cls_subsys = {
 #endif
         .base_cftypes   = ss_files,
         .module         = THIS_MODULE,
+
+        /*
+         * While net_cls cgroup has the rudimentary hierarchy support of
+         * inheriting the parent's classid on cgroup creation, it doesn't
+         * properly propagates config changes in ancestors to their
+         * descendents.  A child should follow the parent's configuration
+         * but be allowed to override it.  Fix it and remove the following.
+         */
+        .broken_hierarchy = true,
 };
 
 struct cls_cgroup_head {