diff options
| author | Stanislav Fomichev <[email protected]> | 2018-11-21 01:11:20 +0000 |
|---|---|---|
| committer | Daniel Borkmann <[email protected]> | 2018-11-21 22:26:04 +0000 |
| commit | 94cb310cfaa16582cd49ebbeea5925e8f49324a1 (patch) | |
| tree | 0e274f0cd618cb816e0432d048d1ce67cca498f8 /tools/lib/bpf/libbpf.c | |
| parent | bpf, libbpf: introduce bpf_object__probe_caps to test BPF capabilities (diff) | |
| download | kernel-94cb310cfaa16582cd49ebbeea5925e8f49324a1.tar.gz kernel-94cb310cfaa16582cd49ebbeea5925e8f49324a1.zip | |
bpf: libbpf: remove map name retry from bpf_create_map_xattr
Instead, check for a newly created caps.name bpf_object capability.
If kernel doesn't support names, don't specify the attribute.
See commit 23499442c319 ("bpf: libbpf: retry map creation without
the name") for rationale.
Signed-off-by: Stanislav Fomichev <[email protected]>
Signed-off-by: Daniel Borkmann <[email protected]>
Diffstat (limited to 'tools/lib/bpf/libbpf.c')
| -rw-r--r-- | tools/lib/bpf/libbpf.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index dffdd68b5e6b..f28e64dd8b5a 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -1211,7 +1211,8 @@ bpf_object__create_maps(struct bpf_object *obj) continue; } - create_attr.name = map->name; + if (obj->caps.name) + create_attr.name = map->name; create_attr.map_ifindex = map->map_ifindex; create_attr.map_type = def->type; create_attr.map_flags = def->map_flags; |