kprobe_multi_override.c

 1// SPDX-License-Identifier: GPL-2.0
 2#include <linux/bpf.h>
 3#include <bpf/bpf_helpers.h>
 4#include <bpf/bpf_tracing.h>
 5
 6char _license[] SEC("license") = "GPL";
 7
 8SEC("kprobe.multi")
 9int test_override(struct pt_regs *ctx)
10{
11	bpf_override_return(ctx, 123);
12	return 0;
13}