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-rw-r--r--kernel/ns_cgroup.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/ns_cgroup.c b/kernel/ns_cgroup.c
index 2a5dfec8efe0..2c98ad94ba0e 100644
--- a/kernel/ns_cgroup.c
+++ b/kernel/ns_cgroup.c
@@ -85,6 +85,14 @@ static struct cgroup_subsys_state *ns_create(struct cgroup_subsys *ss,
85 return ERR_PTR(-EPERM); 85 return ERR_PTR(-EPERM);
86 if (!cgroup_is_descendant(cgroup, current)) 86 if (!cgroup_is_descendant(cgroup, current))
87 return ERR_PTR(-EPERM); 87 return ERR_PTR(-EPERM);
88 if (test_bit(CGRP_CLONE_CHILDREN, &cgroup->flags)) {
89 printk("ns_cgroup can't be created with parent "
90 "'clone_children' set.\n");
91 return ERR_PTR(-EINVAL);
92 }
93
94 printk_once("ns_cgroup deprecated: consider using the "
95 "'clone_children' flag without the ns_cgroup.\n");
88 96
89 ns_cgroup = kzalloc(sizeof(*ns_cgroup), GFP_KERNEL); 97 ns_cgroup = kzalloc(sizeof(*ns_cgroup), GFP_KERNEL);
90 if (!ns_cgroup) 98 if (!ns_cgroup)