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

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include <test_progs.h>
   3 #include "timer_crash.skel.h"
   4
   5 enum {
   6         MODE_ARRAY,
   7         MODE_HASH,
   8 };
   9
  10 static void test_timer_crash_mode(int mode)
  11 {
  12         struct timer_crash *skel;
  13
  14         skel = timer_crash__open_and_load();
  15         if (!ASSERT_OK_PTR(skel, "timer_crash__open_and_load"))
  16                 return;
  17         skel->bss->pid = getpid();
  18         skel->bss->crash_map = mode;
  19         if (!ASSERT_OK(timer_crash__attach(skel), "timer_crash__attach"))
  20                 goto end;
  21         usleep(1);
  22 end:
  23         timer_crash__destroy(skel);
  24 }
  25
  26 void test_timer_crash(void)
  27 {
  28         if (test__start_subtest("array"))
  29                 test_timer_crash_mode(MODE_ARRAY);
  30         if (test__start_subtest("hash"))
  31                 test_timer_crash_mode(MODE_HASH);
  32 }