root/tools/testing/selftests/bpf/progs/loop2.c
// SPDX-License-Identifier: GPL-2.0
// Copyright (c) 2019 Facebook
#include "vmlinux.h"
#include <bpf/bpf_helpers.h>
#include <bpf/bpf_tracing.h>

char _license[] SEC("license") = "GPL";

SEC("raw_tracepoint/consume_skb")
int while_true(volatile struct pt_regs* ctx)
{
        int i = 0;

        while (true) {
                if (PT_REGS_RC(ctx) & 1)
                        i += 3;
                else
                        i += 7;
                if (i > 40)
                        break;
        }

        return i;
}