tools/testing/selftests/tc-testing/action.c

   1 /* SPDX-License-Identifier: GPL-2.0
   2  * Copyright (c) 2018 Davide Caratti, Red Hat inc.
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of version 2 of the GNU General Public
   6  * License as published by the Free Software Foundation.
   7  */
   8
   9 #include <linux/bpf.h>
  10 #include <linux/pkt_cls.h>
  11
  12 __attribute__((section("action-ok"),used)) int action_ok(struct __sk_buff *s)
  13 {
  14         return TC_ACT_OK;
  15 }
  16
  17 __attribute__((section("action-ko"),used)) int action_ko(struct __sk_buff *s)
  18 {
  19         s->data = 0x0;
  20         return TC_ACT_OK;
  21 }
  22
  23 char _license[] __attribute__((section("license"),used)) = "GPL";