tools/testing/selftests/bpf/prog_tests/test_struct_ops_multi_pages.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /* Copyright (c) 2024 Meta Platforms, Inc. and affiliates. */
   3 #include <test_progs.h>
   4
   5 #include "struct_ops_multi_pages.skel.h"
   6
   7 static void do_struct_ops_multi_pages(void)
   8 {
   9         struct struct_ops_multi_pages *skel;
  10         struct bpf_link *link;
  11
  12         /* The size of all trampolines of skel->maps.multi_pages should be
  13          * over 1 page (at least for x86).
  14          */
  15         skel = struct_ops_multi_pages__open_and_load();
  16         if (!ASSERT_OK_PTR(skel, "struct_ops_multi_pages_open_and_load"))
  17                 return;
  18
  19         link = bpf_map__attach_struct_ops(skel->maps.multi_pages);
  20         ASSERT_OK_PTR(link, "attach_multi_pages");
  21
  22         bpf_link__destroy(link);
  23         struct_ops_multi_pages__destroy(skel);
  24 }
  25
  26 void test_struct_ops_multi_pages(void)
  27 {
  28         if (test__start_subtest("multi_pages"))
  29                 do_struct_ops_multi_pages();
  30 }