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Date: Fri, 7 Aug 2020 11:45:59 +0200 From: Jiri Olsa <jolsa@...nel.org> To: Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, Andrii Nakryiko <andriin@...com> Cc: netdev@...r.kernel.org, bpf@...r.kernel.org, Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>, Martin KaFai Lau <kafai@...com>, David Miller <davem@...hat.com>, John Fastabend <john.fastabend@...il.com>, Wenbo Zhang <ethercflow@...il.com>, KP Singh <kpsingh@...omium.org>, Brendan Gregg <bgregg@...flix.com>, Florent Revest <revest@...omium.org>, Al Viro <viro@...iv.linux.org.uk> Subject: [PATCH v10 bpf-next 14/14] selftests/bpf: Add set test to resolve_btfids Adding test to for sets resolve_btfids. We're checking that testing set gets properly resolved and sorted. Acked-by: Andrii Nakryiko <andriin@...com> Signed-off-by: Jiri Olsa <jolsa@...nel.org> --- .../selftests/bpf/prog_tests/resolve_btfids.c | 39 ++++++++++++++++++- 1 file changed, 38 insertions(+), 1 deletion(-) diff --git a/tools/testing/selftests/bpf/prog_tests/resolve_btfids.c b/tools/testing/selftests/bpf/prog_tests/resolve_btfids.c index 3b127cab4864..8826c652adad 100644 --- a/tools/testing/selftests/bpf/prog_tests/resolve_btfids.c +++ b/tools/testing/selftests/bpf/prog_tests/resolve_btfids.c @@ -47,6 +47,15 @@ BTF_ID(struct, S) BTF_ID(union, U) BTF_ID(func, func) +BTF_SET_START(test_set) +BTF_ID(typedef, S) +BTF_ID(typedef, T) +BTF_ID(typedef, U) +BTF_ID(struct, S) +BTF_ID(union, U) +BTF_ID(func, func) +BTF_SET_END(test_set) + static int __resolve_symbol(struct btf *btf, int type_id) { @@ -116,12 +125,40 @@ int test_resolve_btfids(void) */ for (j = 0; j < ARRAY_SIZE(test_lists); j++) { test_list = test_lists[j]; - for (i = 0; i < ARRAY_SIZE(test_symbols) && !ret; i++) { + for (i = 0; i < ARRAY_SIZE(test_symbols); i++) { ret = CHECK(test_list[i] != test_symbols[i].id, "id_check", "wrong ID for %s (%d != %d)\n", test_symbols[i].name, test_list[i], test_symbols[i].id); + if (ret) + return ret; + } + } + + /* Check BTF_SET_START(test_set) IDs */ + for (i = 0; i < test_set.cnt; i++) { + bool found = false; + + for (j = 0; j < ARRAY_SIZE(test_symbols); j++) { + if (test_symbols[j].id != test_set.ids[i]) + continue; + found = true; + break; + } + + ret = CHECK(!found, "id_check", + "ID %d not found in test_symbols\n", + test_set.ids[i]); + if (ret) + break; + + if (i > 0) { + ret = CHECK(test_set.ids[i - 1] > test_set.ids[i], + "sort_check", + "test_set is not sorted\n"); + if (ret) + break; } } -- 2.25.4
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