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Date: Thu, 8 Jun 2017 22:30:17 -0700 From: Martin KaFai Lau <kafai@...com> To: <netdev@...r.kernel.org> CC: Alexei Starovoitov <ast@...com>, Daniel Borkmann <daniel@...earbox.net>, Yonghong Song <yhs@...com>, <kernel-team@...com> Subject: [PATCH net-next 2/2] bpf: Fix test_obj_id.c for llvm 5.0 llvm 5.0 does not like the section name and the function name to be the same: clang -I. -I./include/uapi -I../../../include/uapi \ -I../../../../samples/bpf/ \ -Wno-compare-distinct-pointer-types \ -O2 -target bpf -c \ linux/tools/testing/selftests/bpf/test_obj_id.c -o \ linux/tools/testing/selftests/bpf/test_obj_id.o fatal error: error in backend: 'test_prog_id' label emitted multiple times to assembly file clang-5.0: error: clang frontend command failed with exit code 70 (use -v to see invocation) clang version 5.0.0 (trunk 304326) (llvm/trunk 304329) This patch makes changes to the section name and the function name. Fixes: 95b9afd3987f ("bpf: Test for bpf ID") Reported-by: Alexei Starovoitov <ast@...com> Reported-by: Yonghong Song <yhs@...com> Signed-off-by: Martin KaFai Lau <kafai@...com> --- tools/testing/selftests/bpf/test_obj_id.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/testing/selftests/bpf/test_obj_id.c b/tools/testing/selftests/bpf/test_obj_id.c index d8723aaf827a..880d2963b472 100644 --- a/tools/testing/selftests/bpf/test_obj_id.c +++ b/tools/testing/selftests/bpf/test_obj_id.c @@ -23,8 +23,8 @@ struct bpf_map_def SEC("maps") test_map_id = { .max_entries = 1, }; -SEC("test_prog_id") -int test_prog_id(struct __sk_buff *skb) +SEC("test_obj_id_dummy") +int test_obj_id(struct __sk_buff *skb) { __u32 key = 0; __u64 *value; -- 2.9.3
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