1 files changed, 11 insertions, 0 deletions

diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index 26c04be32003..f44504d875e2 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -337,6 +337,17 @@ enum bpf_func_id {
          */
         BPF_FUNC_skb_change_type,
 
+        /**
+         * bpf_skb_in_cgroup(skb, map, index) - Check cgroup2 membership of skb
+         * @skb: pointer to skb
+         * @map: pointer to bpf_map in BPF_MAP_TYPE_CGROUP_ARRAY type
+         * @index: index of the cgroup in the bpf_map
+         * Return:
+         *   == 0 skb failed the cgroup2 descendant test
+         *   == 1 skb succeeded the cgroup2 descendant test
+         *    < 0 error
+         */
+        BPF_FUNC_skb_in_cgroup,
         __BPF_FUNC_MAX_ID,
 };