[bpf-next PATCH 2/3] bpf: make TC vlan bpf_helpers avail to selftests

[Jesper Dangaard Brouer]

The helper bpf_skb_vlan_push is needed by next patch, and the helper
bpf_skb_vlan_pop is added for completeness, regarding VLAN helpers.

Signed-off-by: Jesper Dangaard Brouer <bro...@redhat.com>
---
 tools/testing/selftests/bpf/bpf_helpers.h |    4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/testing/selftests/bpf/bpf_helpers.h 
b/tools/testing/selftests/bpf/bpf_helpers.h
index e4be7730222d..d057e6891a6b 100644
--- a/tools/testing/selftests/bpf/bpf_helpers.h
+++ b/tools/testing/selftests/bpf/bpf_helpers.h
@@ -143,6 +143,10 @@ static unsigned long long (*bpf_skb_cgroup_id)(void *ctx) =
        (void *) BPF_FUNC_skb_cgroup_id;
 static unsigned long long (*bpf_skb_ancestor_cgroup_id)(void *ctx, int level) =
        (void *) BPF_FUNC_skb_ancestor_cgroup_id;
+static int (*bpf_skb_vlan_push)(void *ctx, __be16 vlan_proto, __u16 vlan_tci) =
+       (void *) BPF_FUNC_skb_vlan_push;
+static int (*bpf_skb_vlan_pop)(void *ctx) =
+       (void *) BPF_FUNC_skb_vlan_pop;
 
 /* llvm builtin functions that eBPF C program may use to
  * emit BPF_LD_ABS and BPF_LD_IND instructions