diff options
Diffstat (limited to '')
| -rw-r--r-- | include/uapi/linux/bpf.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index 2b1d3f16cbd1..1f17c6752deb 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -3643,6 +3643,28 @@ union bpf_attr { * *flags* are identical to those used for bpf_snprintf_btf. * Return * 0 on success or a negative error in case of failure. + * + * u64 bpf_skb_cgroup_classid(struct sk_buff *skb) + * Description + * See **bpf_get_cgroup_classid**\ () for the main description. + * This helper differs from **bpf_get_cgroup_classid**\ () in that + * the cgroup v1 net_cls class is retrieved only from the *skb*'s + * associated socket instead of the current process. + * Return + * The id is returned or 0 in case the id could not be retrieved. + * + * long bpf_redirect_neigh(u32 ifindex, u64 flags) + * Description + * Redirect the packet to another net device of index *ifindex* + * and fill in L2 addresses from neighboring subsystem. This helper + * is somewhat similar to **bpf_redirect**\ (), except that it + * fills in e.g. MAC addresses based on the L3 information from + * the packet. This helper is supported for IPv4 and IPv6 protocols. + * The *flags* argument is reserved and must be 0. The helper is + * currently only supported for tc BPF program types. + * Return + * The helper returns **TC_ACT_REDIRECT** on success or + * **TC_ACT_SHOT** on error. */ #define __BPF_FUNC_MAPPER(FN) \ FN(unspec), \ @@ -3796,6 +3818,8 @@ union bpf_attr { FN(copy_from_user), \ FN(snprintf_btf), \ FN(seq_printf_btf), \ + FN(skb_cgroup_classid), \ + FN(redirect_neigh), \ /* */ /* integer value in 'imm' field of BPF_CALL instruction selects which helper |