xref: /linux/tools/testing/selftests/bpf/prog_tests/timer_crash.c (revision 0526b56cbc3c489642bd6a5fe4b718dea7ef0ee8)
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 }
33