// SPDX-License-Identifier: GPL-2.0 | |
/* Copyright (c) 2021 Facebook */ | |
#include "vmlinux.h" | |
#include <bpf/bpf_helpers.h> | |
extern const int bpf_testmod_ksym_percpu __ksym; | |
int out_mod_ksym_global = 0; | |
bool triggered = false; | |
SEC("raw_tp/sys_enter") | |
int handler(const void *ctx) | |
{ | |
int *val; | |
__u32 cpu; | |
val = (int *)bpf_this_cpu_ptr(&bpf_testmod_ksym_percpu); | |
out_mod_ksym_global = *val; | |
triggered = true; | |
return 0; | |
} | |
char LICENSE[] SEC("license") = "GPL"; |