42 lines · c
1// SPDX-License-Identifier: GPL-2.02#include "vmlinux.h"3#include <bpf/bpf_helpers.h>4#include <bpf/bpf_tracing.h>5 6char _license[] SEC("license") = "GPL";7 8/*9 * No tests in here, just to trigger 'bpf_fentry_test*'10 * through tracing test_run11 */12SEC("fentry/bpf_modify_return_test")13int BPF_PROG(trigger)14{15 return 0;16}17 18SEC("kprobe/bpf_fentry_test1")19int test1(struct pt_regs *ctx)20{21 bpf_printk("test");22 return 0;23}24 25SEC("tp/bpf_trace/bpf_trace_printk")26int test2(struct pt_regs *ctx)27{28 return 0;29}30 31SEC("tp/bpf_trace/bpf_trace_printk")32int test3(struct pt_regs *ctx)33{34 return 0;35}36 37SEC("tp/bpf_trace/bpf_trace_printk")38int test4(struct pt_regs *ctx)39{40 return 0;41}42