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1// SPDX-License-Identifier: GPL-2.02/* Copyright (c) 2021 Facebook */3#include "../bpf_testmod/bpf_testmod_kfunc.h"4 5extern const int bpf_prog_active __ksym;6int active_res = -1;7int sk_state_res = -1;8 9int __noinline f1(struct __sk_buff *skb)10{11 struct bpf_sock *sk = skb->sk;12 int *active;13 14 if (!sk)15 return -1;16 17 sk = bpf_sk_fullsock(sk);18 if (!sk)19 return -1;20 21 active = (int *)bpf_per_cpu_ptr(&bpf_prog_active,22 bpf_get_smp_processor_id());23 if (active)24 active_res = *active;25 26 sk_state_res = bpf_kfunc_call_test3((struct sock *)sk)->__sk_common.skc_state;27 28 return (__u32)bpf_kfunc_call_test1((struct sock *)sk, 1, 2, 3, 4);29}30 31SEC("tc")32int kfunc_call_test1(struct __sk_buff *skb)33{34 return f1(skb);35}36 37char _license[] SEC("license") = "GPL";38