LXR linux/tools/testing/selftests/bpf/prog_tests/ksyms

   1// SPDX-License-Identifier: GPL-2.0
   2/* Copyright (c) 2021 Facebook */
   3
   4#include <test_progs.h>
   5#include <bpf/libbpf.h>
   6#include <bpf/btf.h>
   7#include "test_ksyms_module.lskel.h"
   8
   9static int duration;
  10
  11void test_ksyms_module(void)
  12{
  13        struct test_ksyms_module* skel;
  14        int err;
  15
  16        skel = test_ksyms_module__open_and_load();
  17        if (CHECK(!skel, "skel_open", "failed to open skeleton\n"))
  18                return;
  19
  20        err = test_ksyms_module__attach(skel);
  21        if (CHECK(err, "skel_attach", "skeleton attach failed: %d\n", err))
  22                goto cleanup;
  23
  24        usleep(1);
  25
  26        ASSERT_EQ(skel->bss->triggered, true, "triggered");
  27        ASSERT_EQ(skel->bss->out_mod_ksym_global, 123, "global_ksym_val");
  28
  29cleanup:
  30        test_ksyms_module__destroy(skel);
  31}
  32