1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright (c) 2019 Facebook
3 #include <linux/bpf.h>
4 #include <stdbool.h>
5 #include <bpf/bpf_helpers.h>
6 #include <bpf/bpf_endian.h>
7 #include <bpf/bpf_tracing.h>
8
9 __u64 ext_called = 0;
10
11 SEC("freplace/test_pkt_md_access")
12 int test_pkt_md_access_new(struct __sk_buff *skb)
13 {
14 ext_called = skb->len;
15 return 0;
16 }
17
18 char _license[] SEC("license") = "GPL";
19
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