From: Andrii Nakryiko andriin@fb.com
commit b568405856906ee4d9ba6284fd36f2928653a623 upstream.
Fix Makefile's diagnostic diff output when there is LIBBPF_API-versioned symbols mismatch.
Fixes: 1bd63524593b ("libbpf: handle symbol versioning properly for libbpf.a") Signed-off-by: Andrii Nakryiko andriin@fb.com Signed-off-by: Daniel Borkmann daniel@iogearbox.net Acked-by: Yonghong Song yhs@fb.com Link: https://lore.kernel.org/bpf/20191127200134.1360660-1-andriin@fb.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- tools/lib/bpf/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/tools/lib/bpf/Makefile +++ b/tools/lib/bpf/Makefile @@ -215,7 +215,7 @@ check_abi: $(OUTPUT)libbpf.so "versioned symbols in $^ ($(VERSIONED_SYM_COUNT))." \ "Please make sure all LIBBPF_API symbols are" \ "versioned in $(VERSION_SCRIPT)." >&2; \ - readelf -s --wide $(OUTPUT)libbpf-in.o | \ + readelf -s --wide $(BPF_IN_SHARED) | \ cut -d "@" -f1 | sed 's/_v[0-9]_[0-9]_[0-9].*//' | \ awk '/GLOBAL/ && /DEFAULT/ && !/UND/ {print $$8}'| \ sort -u > $(OUTPUT)libbpf_global_syms.tmp; \