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| 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/progs/test_module_attach.c | |
| parent | selftests/bpf: Add bpf_testmod_fentry_* functions (diff) | |
| download | wireguard-linux-e697d8dcebd2f557fa5e5ed57aaf0a9992ce9df8.tar.xz wireguard-linux-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/progs/test_module_attach.c')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/test_module_attach.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_module_attach.c b/tools/testing/selftests/bpf/progs/test_module_attach.c index 08628afedb77..8a1b50f3a002 100644 --- a/tools/testing/selftests/bpf/progs/test_module_attach.c +++ b/tools/testing/selftests/bpf/progs/test_module_attach.c @@ -110,4 +110,10 @@ int BPF_PROG(handle_fmod_ret, return 0; /* don't override the exit code */ } +SEC("kprobe.multi/bpf_testmod_test_read") +int BPF_PROG(kprobe_multi) +{ + return 0; +} + char _license[] SEC("license") = "GPL"; |