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2021-04-26selftests/bpf: Test that module can't be unloaded with attached trampolineJiri Olsa1-0/+23
Adding test to verify that once we attach module's trampoline, the module can't be unloaded. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/bpf/20210414195147.1624932-7-jolsa@kernel.org
2021-01-21selftests: bpf: Add a new test for bare tracepointsQais Yousef1-0/+27
Reuse module_attach infrastructure to add a new bare tracepoint to check we can attach to it as a raw tracepoint. Signed-off-by: Qais Yousef <qais.yousef@arm.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Yonghong Song <yhs@fb.com> Link: https://lore.kernel.org/bpf/20210119122237.2426878-3-qais.yousef@arm.com
2020-12-14selftests/bpf: Add set_attach_target() API selftest for module targetAndrii Nakryiko1-1/+10
Add test for bpf_program__set_attach_target() API, validating it can find kernel module fentry target. Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Link: https://lore.kernel.org/bpf/20201211215825.3646154-3-andrii@kernel.org
2020-12-04selftests/bpf: Add fentry/fexit/fmod_ret selftest for kernel moduleAndrii Nakryiko1-0/+53
Add new selftest checking attachment of fentry/fexit/fmod_ret (and raw tracepoint ones for completeness) BPF programs to kernel module function. Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Link: https://lore.kernel.org/bpf/20201203204634.1325171-15-andrii@kernel.org