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Author SHA1 Message Date
Ilya Leoshkevich
c5a237a4db selftests/bpf: Use bpf_{btf,link,map,prog}_get_info_by_fd()
Use the new type-safe wrappers around bpf_obj_get_info_by_fd().
Fix a prog/map mixup in prog_holds_map().

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20230214231221.249277-6-iii@linux.ibm.com
2023-02-16 15:32:46 -08:00
Colin Ian King
f9a3eca4bc selftests/bpf: Fix spelling mistake: "unpriviliged" -> "unprivileged"
There are spelling mistakes in ASSERT messages. Fix these.

Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20220523115604.49942-1-colin.i.king@gmail.com
2022-05-23 21:59:57 +02:00
Alan Maguire
90a039fd19 selftests/bpf: add tests verifying unprivileged bpf behaviour
tests load/attach bpf prog with maps, perfbuf and ringbuf, pinning
them.  Then effective caps are dropped and we verify we can

- pick up the pin
- create ringbuf/perfbuf
- get ringbuf/perfbuf events, carry out map update, lookup and delete
- create a link

Negative testing also ensures

- BPF prog load fails
- BPF map create fails
- get fd by id fails
- get next id fails
- query fails
- BTF load fails

Signed-off-by: Alan Maguire <alan.maguire@oracle.com>
Acked-by: Yonghong Song <yhs@fb.com>
Link: https://lore.kernel.org/r/1652970334-30510-3-git-send-email-alan.maguire@oracle.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2022-05-20 19:54:34 -07:00