diff options
author | Jean-Philippe Brucker <jean-philippe@linaro.org> | 2021-03-19 14:25:55 +0300 |
---|---|---|
committer | Andrii Nakryiko <andrii@kernel.org> | 2021-03-20 00:14:44 +0300 |
commit | f118aac651d87c1811d2abd940f73c45c16b29d7 (patch) | |
tree | 84185c1e0dc413e343ecfa48e0b8b5b237069707 /tools | |
parent | 901ee1d750f29a335423eeb9463c3ca461ca18c2 (diff) | |
download | linux-f118aac651d87c1811d2abd940f73c45c16b29d7.tar.xz |
selftests/bpf: Add selftest for pointer-to-array-of-struct BTF dump
Bpftool used to issue forward declarations for a struct used as part of
a pointer to array, which is invalid. Add a test to check that the
struct is fully defined in this case:
@@ -134,9 +134,9 @@
};
};
-struct struct_in_array {};
+struct struct_in_array;
-struct struct_in_array_typed {};
+struct struct_in_array_typed;
typedef struct struct_in_array_typed struct_in_array_t[2];
@@ -189,3 +189,7 @@
struct struct_with_embedded_stuff _14;
};
+struct struct_in_array {};
+
+struct struct_in_array_typed {};
+
...
#13/1 btf_dump: syntax:FAIL
Suggested-by: Andrii Nakryiko <andrii.nakryiko@gmail.com>
Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20210319112554.794552-3-jean-philippe@linaro.org
Diffstat (limited to 'tools')
-rw-r--r-- | tools/testing/selftests/bpf/progs/btf_dump_test_case_syntax.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/btf_dump_test_case_syntax.c b/tools/testing/selftests/bpf/progs/btf_dump_test_case_syntax.c index 31975c96e2c9..3ac0c9afc35a 100644 --- a/tools/testing/selftests/bpf/progs/btf_dump_test_case_syntax.c +++ b/tools/testing/selftests/bpf/progs/btf_dump_test_case_syntax.c @@ -174,6 +174,12 @@ struct struct_in_struct { }; }; +struct struct_in_array {}; + +struct struct_in_array_typed {}; + +typedef struct struct_in_array_typed struct_in_array_t[2]; + struct struct_with_embedded_stuff { int a; struct { @@ -203,6 +209,8 @@ struct struct_with_embedded_stuff { } r[5]; struct struct_in_struct s[10]; int t[11]; + struct struct_in_array (*u)[2]; + struct_in_array_t *v; }; struct root_struct { |