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@xxxxxx> > Cc: Yonghong Song <yhs@xxxxxx> > Cc: Alexei Starovoitov <ast@xxxxxxxxxx> > Cc: Daniel Borkmann <daniel@xxxxxxxxxxxxx> Applied, thanks!