tools/testing/selftests/bpf/progs/test_pinning.c

   1 // SPDX-License-Identifier: GPL-2.0
   2
   3 #include <linux/bpf.h>
   4 #include <bpf/bpf_helpers.h>
   5
   6 int _version SEC("version") = 1;
   7
   8 struct {
   9         __uint(type, BPF_MAP_TYPE_ARRAY);
  10         __uint(max_entries, 1);
  11         __type(key, __u32);
  12         __type(value, __u64);
  13         __uint(pinning, LIBBPF_PIN_BY_NAME);
  14 } pinmap SEC(".maps");
  15
  16 struct {
  17         __uint(type, BPF_MAP_TYPE_HASH);
  18         __uint(max_entries, 1);
  19         __type(key, __u32);
  20         __type(value, __u64);
  21 } nopinmap SEC(".maps");
  22
  23 struct {
  24         __uint(type, BPF_MAP_TYPE_HASH);
  25         __uint(max_entries, 1);
  26         __type(key, __u32);
  27         __type(value, __u64);
  28         __uint(pinning, LIBBPF_PIN_NONE);
  29 } nopinmap2 SEC(".maps");
  30
  31 char _license[] SEC("license") = "GPL";