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selftests/bpf: Fix up __u16 vlen assumptions

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Fix up a few cases where we assume vlen is 16 bits.

Signed-off-by: Alan Maguire <alan.maguire@oracle.com>
Acked-by: Mykyta Yatsenko <yatsenko@meta.com>
Link: https://lore.kernel.org/r/20260417143023.1551481-6-alan.maguire@oracle.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Alan Maguire 2026-04-17 15:30:22 +01:00 committed by Alexei Starovoitov
parent 855af3e775
commit ad256554f1
4 changed files with 4 additions and 6 deletions
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2
tools/testing/selftests/bpf/prog_tests/btf.c
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@ -8092,7 +8092,7 @@ static struct btf_dedup_test dedup_tests[] = {
static int btf_type_size(const struct btf_type *t)
{
int base_size = sizeof(struct btf_type);
__u16 vlen = BTF_INFO_VLEN(t->info);
__u32 vlen = BTF_INFO_VLEN(t->info);
__u16 kind = BTF_INFO_KIND(t->info);
switch (kind) {

3
tools/testing/selftests/bpf/prog_tests/btf_dedup_split.c
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@ -487,9 +487,8 @@ static void test_split_module(void)
for (i = 0; i < ARRAY_SIZE(mod_funcs); i++) {
const struct btf_param *p;
const struct btf_type *t;
__u16 vlen;
__u32 vlen, j;
__u32 id;
int j;
id = btf__find_by_name_kind(btf1, mod_funcs[i], BTF_KIND_FUNC);
if (!ASSERT_GE(id, nr_base_types, "func_id"))

3
tools/testing/selftests/bpf/prog_tests/ctx_rewrite.c
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@ -253,8 +253,7 @@ static int find_field_offset_aux(struct btf *btf, int btf_id, char *field_name,
{
const struct btf_type *type = btf__type_by_id(btf, btf_id);
const struct btf_member *m;
__u16 mnum;
int i;
__u32 mnum, i;
if (!type) {
PRINT_FAIL("Can't find btf_type for id %d\n", btf_id);

2
tools/testing/selftests/bpf/test_progs.c
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@ -1257,7 +1257,7 @@ int get_bpf_max_tramp_links_from(struct btf *btf)
const struct btf_type *t;
__u32 i, type_cnt;
const char *name;
__u16 j, vlen;
__u32 j, vlen;
for (i = 1, type_cnt = btf__type_cnt(btf); i < type_cnt; i++) {
t = btf__type_by_id(btf, i);