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| author | Eduard Zingerman <eddyz87@gmail.com> | 2022-10-01 13:44:25 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-04-05 12:23:52 +0300 |
| commit | b9f7422dd94a6ec5572a3e895157ec1dad2952a7 (patch) | |
| tree | 45524d36892d7371a6f5c170040370c426d9deaa | |
| parent | f1c17475a9dcb947dafcebc1c4940750ddf495bb (diff) | |
| download | linux-b9f7422dd94a6ec5572a3e895157ec1dad2952a7.tar.xz | |
selftests/bpf: Test btf dump for struct with padding only fields
[ Upstream commit d503f1176b14f722a40ea5110312614982f9a80b ]
Structures with zero regular fields but some padding constitute a
special case in btf_dump.c:btf_dump_emit_struct_def with regards to
newline before closing '}'.
Signed-off-by: Eduard Zingerman <eddyz87@gmail.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20221001104425.415768-2-eddyz87@gmail.com
Stable-dep-of: ea2ce1ba99aa ("libbpf: Fix BTF-to-C converter's padding logic")
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | tools/testing/selftests/bpf/progs/btf_dump_test_case_padding.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/btf_dump_test_case_padding.c b/tools/testing/selftests/bpf/progs/btf_dump_test_case_padding.c index 35c512818a56..db5458da6182 100644 --- a/tools/testing/selftests/bpf/progs/btf_dump_test_case_padding.c +++ b/tools/testing/selftests/bpf/progs/btf_dump_test_case_padding.c @@ -102,12 +102,21 @@ struct zone { struct zone_padding __pad__; }; +/* ----- START-EXPECTED-OUTPUT ----- */ +struct padding_wo_named_members { + long: 64; + long: 64; +}; + +/* ------ END-EXPECTED-OUTPUT ------ */ + int f(struct { struct padded_implicitly _1; struct padded_explicitly _2; struct padded_a_lot _3; struct padded_cache_line _4; struct zone _5; + struct padding_wo_named_members _6; } *_) { return 0; |