From: Arnaldo Carvalho de Melo acme@kernel.org
mainline inclusion from mainline-5.13-rc4 commit 67e7ec0bd4535fc6e6d3f5d174f80e10a8a80c6e category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I5EUVD CVE: NA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?i...
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Where that macro isn't available.
Signed-off-by: Arnaldo Carvalho de Melo acme@redhat.com Signed-off-by: Daniel Borkmann daniel@iogearbox.net Link: https://lore.kernel.org/bpf/YJaspEh0qZr4LYOc@kernel.org (cherry picked from commit 67e7ec0bd4535fc6e6d3f5d174f80e10a8a80c6e) Signed-off-by: Wang Yufen wangyufen@huawei.com --- tools/lib/bpf/libbpf_internal.h | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/tools/lib/bpf/libbpf_internal.h b/tools/lib/bpf/libbpf_internal.h index ee426226928f..acbcf6c7bdf8 100644 --- a/tools/lib/bpf/libbpf_internal.h +++ b/tools/lib/bpf/libbpf_internal.h @@ -41,6 +41,11 @@ #define ELF_C_READ_MMAP ELF_C_READ #endif
+/* Older libelf all end up in this expression, for both 32 and 64 bit */ +#ifndef GELF_ST_VISIBILITY +#define GELF_ST_VISIBILITY(o) ((o) & 0x03) +#endif + #define BTF_INFO_ENC(kind, kind_flag, vlen) \ ((!!(kind_flag) << 31) | ((kind) << 24) | ((vlen) & BTF_MAX_VLEN)) #define BTF_TYPE_ENC(name, info, size_or_type) (name), (info), (size_or_type)