1// SPDX-License-Identifier: GPL-2.0
2#include <vmlinux.h>
3#include <bpf/bpf_helpers.h>
4
5extern int bpf_testmod_ksym_percpu __ksym;
6
7SEC("tc")
8int ksym_fail(struct __sk_buff *ctx)
9{
10 return *(int *)bpf_this_cpu_ptr(&bpf_testmod_ksym_percpu);
11}
12
13char _license[] SEC("license") = "GPL";
14

source code of linux/tools/testing/selftests/bpf/progs/ksym_race.c