diff options
| author | Jiri Olsa <jolsa@kernel.org> | 2022-10-25 15:41:47 +0200 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2022-10-25 10:14:51 -0700 |
| commit | e697d8dcebd2f557fa5e5ed57aaf0a9992ce9df8 (patch) | |
| tree | feb2b8a2b844da0d5e3893867f81c29ca766f594 /tools/testing/selftests/bpf/prog_tests/module_attach.c | |
| parent | fee356ede980b6c2c8db612e18b25738356d6744 (diff) | |
| download | lwn-e697d8dcebd2f557fa5e5ed57aaf0a9992ce9df8.tar.gz lwn-e697d8dcebd2f557fa5e5ed57aaf0a9992ce9df8.zip | |
selftests/bpf: Add kprobe_multi check to module attach test
Adding test that makes sure the kernel module won't be removed
if there's kprobe multi link defined on top of it.
Acked-by: Song Liu <song@kernel.org>
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Link: https://lore.kernel.org/r/20221025134148.3300700-8-jolsa@kernel.org
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/module_attach.c')
| -rw-r--r-- | tools/testing/selftests/bpf/prog_tests/module_attach.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/module_attach.c b/tools/testing/selftests/bpf/prog_tests/module_attach.c index 6d0e50dcf47c..7fc01ff490db 100644 --- a/tools/testing/selftests/bpf/prog_tests/module_attach.c +++ b/tools/testing/selftests/bpf/prog_tests/module_attach.c @@ -103,6 +103,13 @@ void test_module_attach(void) ASSERT_ERR(delete_module("bpf_testmod", 0), "delete_module"); bpf_link__destroy(link); + link = bpf_program__attach(skel->progs.kprobe_multi); + if (!ASSERT_OK_PTR(link, "attach_kprobe_multi")) + goto cleanup; + + ASSERT_ERR(delete_module("bpf_testmod", 0), "delete_module"); + bpf_link__destroy(link); + cleanup: test_module_attach__destroy(skel); } |