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-rw-r--r--tools/testing/selftests/bpf/prog_tests/btf.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/btf.c b/tools/testing/selftests/bpf/prog_tests/btf.c
index 1e8b36d74df2..88510a2d9858 100644
--- a/tools/testing/selftests/bpf/prog_tests/btf.c
+++ b/tools/testing/selftests/bpf/prog_tests/btf.c
@@ -3939,6 +3939,23 @@ static struct btf_raw_test raw_tests[] = {
.btf_load_err = true,
.err_str = "Invalid component_idx",
},
+{
+ .descr = "type_tag test #1",
+ .raw_types = {
+ BTF_TYPE_INT_ENC(0, BTF_INT_SIGNED, 0, 32, 4), /* [1] */
+ BTF_TYPE_TAG_ENC(NAME_TBD, 1), /* [2] */
+ BTF_PTR_ENC(2), /* [3] */
+ BTF_END_RAW,
+ },
+ BTF_STR_SEC("\0tag"),
+ .map_type = BPF_MAP_TYPE_ARRAY,
+ .map_name = "tag_type_check_btf",
+ .key_size = sizeof(int),
+ .value_size = 4,
+ .key_type_id = 1,
+ .value_type_id = 1,
+ .max_entries = 1,
+},
}; /* struct btf_raw_test raw_tests[] */
@@ -7222,6 +7239,7 @@ static int btf_type_size(const struct btf_type *t)
case BTF_KIND_TYPEDEF:
case BTF_KIND_FUNC:
case BTF_KIND_FLOAT:
+ case BTF_KIND_TYPE_TAG:
return base_size;
case BTF_KIND_INT:
return base_size + sizeof(__u32);