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authorYonghong Song <yhs@fb.com>2020-08-04 22:50:58 -0700
committerAlexei Starovoitov <ast@kernel.org>2020-08-06 16:39:14 -0700
commit74fc097de327b37e8fe3ff580ce7ffaa7c1740dd (patch)
tree89c462f3b9f1fa1ea8e5d22f67d2f21fbf2766e1 /tools/lib/bpf/libbpf.c
parent5e7b30205cef80f6bb922e61834437ca7bff5837 (diff)
tools/bpf: Support new uapi for map element bpf iterator
Previous commit adjusted kernel uapi for map element bpf iterator. This patch adjusted libbpf API due to uapi change. bpftool and bpf_iter selftests are also changed accordingly. Signed-off-by: Yonghong Song <yhs@fb.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Andrii Nakryiko <andriin@fb.com> Acked-by: John Fastabend <john.fastabend@gmail.com> Link: https://lore.kernel.org/bpf/20200805055058.1457623-1-yhs@fb.com
Diffstat (limited to 'tools/lib/bpf/libbpf.c')
-rw-r--r--tools/lib/bpf/libbpf.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 7be04e45d29c..0a06124f7999 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -8306,10 +8306,8 @@ bpf_program__attach_iter(struct bpf_program *prog,
if (!OPTS_VALID(opts, bpf_iter_attach_opts))
return ERR_PTR(-EINVAL);
- if (OPTS_HAS(opts, map_fd)) {
- target_fd = opts->map_fd;
- link_create_opts.flags = BPF_ITER_LINK_MAP_FD;
- }
+ link_create_opts.iter_info = OPTS_GET(opts, link_info, (void *)0);
+ link_create_opts.iter_info_len = OPTS_GET(opts, link_info_len, 0);
prog_fd = bpf_program__fd(prog);
if (prog_fd < 0) {