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

   1 // SPDX-License-Identifier: GPL-2.0
   2 /* Copyright (c) 2021 Facebook */
   3
   4 #include <test_progs.h>
   5
   6 #include "trace_vprintk.lskel.h"
   7
   8 void test_verif_stats(void)
   9 {
  10         __u32 len = sizeof(struct bpf_prog_info);
  11         struct trace_vprintk_lskel *skel;
  12         struct bpf_prog_info info = {};
  13         int err;
  14
  15         skel = trace_vprintk_lskel__open_and_load();
  16         if (!ASSERT_OK_PTR(skel, "trace_vprintk__open_and_load"))
  17                 goto cleanup;
  18
  19         err = bpf_prog_get_info_by_fd(skel->progs.sys_enter.prog_fd,
  20                                       &info, &len);
  21         if (!ASSERT_OK(err, "bpf_prog_get_info_by_fd"))
  22                 goto cleanup;
  23
  24         if (!ASSERT_GT(info.verified_insns, 0, "verified_insns"))
  25                 goto cleanup;
  26
  27 cleanup:
  28         trace_vprintk_lskel__destroy(skel);
  29 }