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authorAndrii Nakryiko <andrii@kernel.org>2021-09-28 09:19:46 -0700
committerAlexei Starovoitov <ast@kernel.org>2021-09-28 13:51:20 -0700
commit7c80c87ad56a05ec56069c3f5d7e60b5b1eb19b4 (patch)
tree314da3ed262c2dc43d60dfeca2ac47fd430e19cd /tools/lib/bpf/libbpf.c
parentlibbpf: Add opt-in strict BPF program section name handling logic (diff)
downloadlinux-dev-7c80c87ad56a05ec56069c3f5d7e60b5b1eb19b4.tar.xz
linux-dev-7c80c87ad56a05ec56069c3f5d7e60b5b1eb19b4.zip
selftests/bpf: Switch sk_lookup selftests to strict SEC("sk_lookup") use
Update "sk_lookup/" definition to be a stand-alone type specifier, with backwards-compatible prefix match logic in non-libbpf-1.0 mode. Currently in selftests all the "sk_lookup/<whatever>" uses just use <whatever> for duplicated unique name encoding, which is redundant as BPF program's name (C function name) uniquely and descriptively identifies the intended use for such BPF programs. With libbpf's SEC_DEF("sk_lookup") definition updated, switch existing sk_lookup programs to use "unqualified" SEC("sk_lookup") section names, with no random text after it. Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Dave Marchevsky <davemarchevsky@fb.com> Link: https://lore.kernel.org/bpf/20210928161946.2512801-11-andrii@kernel.org
Diffstat (limited to 'tools/lib/bpf/libbpf.c')
-rw-r--r--tools/lib/bpf/libbpf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 3e1f6211b9b9..1c859b32968d 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -8055,7 +8055,7 @@ static const struct bpf_sec_def section_defs[] = {
SEC_DEF("cgroup/getsockopt", CGROUP_SOCKOPT, BPF_CGROUP_GETSOCKOPT, SEC_ATTACHABLE | SEC_SLOPPY_PFX),
SEC_DEF("cgroup/setsockopt", CGROUP_SOCKOPT, BPF_CGROUP_SETSOCKOPT, SEC_ATTACHABLE | SEC_SLOPPY_PFX),
SEC_DEF("struct_ops+", STRUCT_OPS, 0, SEC_NONE),
- SEC_DEF("sk_lookup/", SK_LOOKUP, BPF_SK_LOOKUP, SEC_ATTACHABLE),
+ SEC_DEF("sk_lookup", SK_LOOKUP, BPF_SK_LOOKUP, SEC_ATTACHABLE | SEC_SLOPPY_PFX),
};
#define MAX_TYPE_NAME_SIZE 32