1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright (c) 2020 Facebook */
3
4 #include <stdbool.h>
5 #include <linux/bpf.h>
6 #include <bpf/bpf_helpers.h>
7
8 int in = 0;
9 int out = 0;
10
11 SEC("raw_tp/sys_enter")
12 int raw_tp_prog(const void *ctx)
13 {
14 out = in;
15 return 0;
16 }
17
18 SEC("tp_btf/sys_enter")
19 int tp_btf_prog(const void *ctx)
20 {
21 out = in;
22 return 0;
23 }
24
25 char _license[] SEC("license") = "GPL";
26
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