46 lines
782 B
C
46 lines
782 B
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (c) 2018 Facebook */
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#include <linux/bpf.h>
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#include <bpf/bpf_helpers.h>
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struct ipv_counts {
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unsigned int v4;
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unsigned int v6;
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};
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struct {
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__uint(type, BPF_MAP_TYPE_ARRAY);
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__uint(key_size, sizeof(int));
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__uint(value_size, sizeof(struct ipv_counts));
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__uint(max_entries, 4);
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} btf_map SEC(".maps");
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__attribute__((noinline))
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int test_long_fname_2(void)
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{
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struct ipv_counts *counts;
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int key = 0;
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counts = bpf_map_lookup_elem(&btf_map, &key);
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if (!counts)
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return 0;
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counts->v6++;
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return 0;
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}
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__attribute__((noinline))
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int test_long_fname_1(void)
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{
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return test_long_fname_2();
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}
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SEC("dummy_tracepoint")
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int _dummy_tracepoint(void *arg)
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{
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return test_long_fname_1();
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}
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char _license[] SEC("license") = "GPL";
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