Commit 67e7ec0b authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo Committed by Daniel Borkmann
Browse files

libbpf: Provide GELF_ST_VISIBILITY() define for older libelf 



Where that macro isn't available.

Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: default avatarDaniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/YJaspEh0qZr4LYOc@kernel.org
parent e2d5b2bb

tools/lib/bpf/libbpf_internal.h

+5 −0
Original line number Diff line number Diff line
@@ -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)