linux/linux-5.4.31/tools/testing/selftests/bpf/progs/loop2.c

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2024-01-30 10:43:28 +00:00
// SPDX-License-Identifier: GPL-2.0
// Copyright (c) 2019 Facebook
#include <linux/sched.h>
#include <linux/ptrace.h>
#include <stdint.h>
#include <stddef.h>
#include <stdbool.h>
#include <linux/bpf.h>
#include "bpf_helpers.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;
}