From: Andrii Nakryiko andrii@kernel.org
[ Upstream commit c81a8ab196b5083d5109a51585fcc24fa2055a77 ]
Seems like original commit adding split BTF support intended to add btf__new_split() API, and even declared it in libbpf.map, but never added (trivial) implementation. Fix this.
Fixes: ba451366bf44 ("libbpf: Implement basic split BTF support") Signed-off-by: Andrii Nakryiko andrii@kernel.org Signed-off-by: Daniel Borkmann daniel@iogearbox.net Acked-by: Eduard Zingerman eddyz87@gmail.com Link: https://lore.kernel.org/bpf/20240201172027.604869-4-andrii@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- tools/lib/bpf/btf.c | 5 +++++ tools/lib/bpf/libbpf.map | 3 ++- 2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/tools/lib/bpf/btf.c b/tools/lib/bpf/btf.c index ee95fd379d4d8..b61bc5d1009b7 100644 --- a/tools/lib/bpf/btf.c +++ b/tools/lib/bpf/btf.c @@ -1079,6 +1079,11 @@ struct btf *btf__new(const void *data, __u32 size) return libbpf_ptr(btf_new(data, size, NULL)); }
+struct btf *btf__new_split(const void *data, __u32 size, struct btf *base_btf) +{ + return libbpf_ptr(btf_new(data, size, base_btf)); +} + static struct btf *btf_parse_elf(const char *path, struct btf *base_btf, struct btf_ext **btf_ext) { diff --git a/tools/lib/bpf/libbpf.map b/tools/lib/bpf/libbpf.map index d9e1f57534fa7..386964f572a8f 100644 --- a/tools/lib/bpf/libbpf.map +++ b/tools/lib/bpf/libbpf.map @@ -245,7 +245,6 @@ LIBBPF_0.3.0 { btf__parse_raw_split; btf__parse_split; btf__new_empty_split; - btf__new_split; ring_buffer__epoll_fd; } LIBBPF_0.2.0;
@@ -411,5 +410,7 @@ LIBBPF_1.3.0 { } LIBBPF_1.2.0;
LIBBPF_1.4.0 { + global: bpf_token_create; + btf__new_split; } LIBBPF_1.3.0;