On Fri, Apr 14, 2017 at 06:25:26PM -0700, Chenbo Feng wrote: > From: Chenbo Feng <fe...@google.com> > > BPF helper functions get_socket_cookie and get_socket_uid can be > used for network traffic classifications, among others. Expose > them also to programs of type BPF_PROG_TYPE_CGROUP_SKB. As of > commit 8f917bba0042 ("bpf: pass sk to helper functions") the > required skb->sk function is available at both cgroup bpf ingress > and egress hooks. With these two new helper, cg_skb_func_proto is > effectively the same as sk_filter_func_proto. > > Change since V1: > Instead of add the helper to cg_skb_func_proto, redirect the > cg_skb_func_proto to sk_filter_func_proto since all helper function > in sk_filter_func_proto are applicable to cg_skb_func_proto now. > > Signed-off-by: Chenbo Feng <fe...@google.com>
Thanks! Acked-by: Alexei Starovoitov <a...@kernel.org>