diff options
| author | Yonghong Song <yhs@fb.com> | 2021-09-14 15:30:41 -0700 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2021-09-14 18:45:52 -0700 |
| commit | 3df3bd68d4811bccc74adc04d4d84512957a1a07 (patch) | |
| tree | fbf91b0381fa4d4be92fc0a09b158012cde4e60a /tools/testing/selftests/bpf/prog_tests/btf.c | |
| parent | 71d29c2d47d112404fe23e31cf33f7cccde75a8c (diff) | |
selftests/bpf: Change NAME_NTH/IS_NAME_NTH for BTF_KIND_TAG format
BTF_KIND_TAG ELF format has a component_idx which might have value -1.
test_btf may confuse it with common_type.name as NAME_NTH checkes
high 16bit to be 0xffff. Change NAME_NTH high 16bit check to be
0xfffe so it won't confuse with component_idx.
Signed-off-by: Yonghong Song <yhs@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20210914223041.248009-1-yhs@fb.com
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/btf.c')
| -rw-r--r-- | tools/testing/selftests/bpf/prog_tests/btf.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/btf.c b/tools/testing/selftests/bpf/prog_tests/btf.c index 649f87382c8d..ad39f4d588d0 100644 --- a/tools/testing/selftests/bpf/prog_tests/btf.c +++ b/tools/testing/selftests/bpf/prog_tests/btf.c @@ -39,8 +39,8 @@ static bool always_log; #define BTF_END_RAW 0xdeadbeef #define NAME_TBD 0xdeadb33f -#define NAME_NTH(N) (0xffff0000 | N) -#define IS_NAME_NTH(X) ((X & 0xffff0000) == 0xffff0000) +#define NAME_NTH(N) (0xfffe0000 | N) +#define IS_NAME_NTH(X) ((X & 0xffff0000) == 0xfffe0000) #define GET_NAME_NTH_IDX(X) (X & 0x0000ffff) #define MAX_NR_RAW_U32 1024 |