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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/bpf.c
parent5e7b30205cef80f6bb922e61834437ca7bff5837 (diff)
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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/bpf.c')
-rw-r--r--tools/lib/bpf/bpf.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c
index eab14c97c15d..0750681057c2 100644
--- a/tools/lib/bpf/bpf.c
+++ b/tools/lib/bpf/bpf.c
@@ -599,6 +599,9 @@ int bpf_link_create(int prog_fd, int target_fd,
attr.link_create.target_fd = target_fd;
attr.link_create.attach_type = attach_type;
attr.link_create.flags = OPTS_GET(opts, flags, 0);
+ attr.link_create.iter_info =
+ ptr_to_u64(OPTS_GET(opts, iter_info, (void *)0));
+ attr.link_create.iter_info_len = OPTS_GET(opts, iter_info_len, 0);
return sys_bpf(BPF_LINK_CREATE, &attr, sizeof(attr));
}