Messages in this thread | | | From | Roman Gushchin <> | Subject | Re: [PATCH bpf-next] bpf: allow CGROUP_SKB programs to use bpf_skb_cgroup_id() helper | Date | Fri, 7 Jun 2019 00:09:43 +0000 |
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On Fri, Jun 07, 2019 at 02:00:20AM +0200, Daniel Borkmann wrote: > On 06/06/2019 10:30 PM, Roman Gushchin wrote: > > Currently bpf_skb_cgroup_id() is not supported for CGROUP_SKB > > programs. An attempt to load such a program generates an error > > like this: > > > > libbpf: > > 0: (b7) r6 = 0 > > ... > > 9: (85) call bpf_skb_cgroup_id#79 > > unknown func bpf_skb_cgroup_id#79 > > > > There are no particular reasons for denying it, and we have some > > use cases where it might be useful. > > > > So let's add it to the list of allowed helpers. > > > > Signed-off-by: Roman Gushchin <guro@fb.com> > > Cc: Yonghong Song <yhs@fb.com> > > Cc: Alexei Starovoitov <ast@kernel.org> > > Cc: Daniel Borkmann <daniel@iogearbox.net> > > Applied, thanks!
Thank you, Daniel!
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