Re: [PATCH net-next] Add uid and cookie bpf helper to cg_skb_func_proto

2017-04-14 Thread Daniel Borkmann
On 04/15/2017 02:07 AM, Alexei Starovoitov wrote: On Fri, Apr 14, 2017 at 04:12:14PM -0700, Chenbo Feng wrote: From: Chenbo Feng 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_PRO

Re: [PATCH net-next] Add uid and cookie bpf helper to cg_skb_func_proto

2017-04-14 Thread Alexei Starovoitov
On Fri, Apr 14, 2017 at 04:12:14PM -0700, Chenbo Feng wrote: > From: Chenbo Feng > > 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 8f917bba0

[PATCH net-next] Add uid and cookie bpf helper to cg_skb_func_proto

2017-04-14 Thread Chenbo Feng
From: Chenbo Feng 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