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| author | Eduard Zingerman <eddyz87@gmail.com> | 2022-10-01 13:44:25 +0300 |
|---|---|---|
| committer | Andrii Nakryiko <andrii@kernel.org> | 2022-10-05 15:27:08 -0700 |
| commit | d503f1176b14f722a40ea5110312614982f9a80b (patch) | |
| tree | a37a9174f088ce5bcc995aa3d838401b3e96de64 | |
| parent | bpftool: Print newline before '}' for struct with padding only fields (diff) | |
| download | linux-d503f1176b14f722a40ea5110312614982f9a80b.tar.gz linux-d503f1176b14f722a40ea5110312614982f9a80b.zip | |
selftests/bpf: Test btf dump for struct with padding only fields
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
| -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 f2661c8d2d90..7cb522d22a66 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; |