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authorMartin KaFai Lau <kafai@fb.com>2019-03-12 10:23:06 -0700
committerAlexei Starovoitov <ast@kernel.org>2019-03-13 12:04:35 -0700
commitef776a272b093fb52612e6d8f4b3e77f9bb49554 (patch)
tree1cb41837179aeb8cf58507da199894146a6f5938 /tools
parentdbafd7ddd62369b2f3926ab847cbf8fc40e800b7 (diff)
bpf: Sync bpf.h to tools/
This patch sync the uapi bpf.h to tools/. Signed-off-by: Martin KaFai Lau <kafai@fb.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/include/uapi/linux/bpf.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index 3c38ac9a92a7..983b25cb608d 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -2366,6 +2366,14 @@ union bpf_attr {
* current value is ect (ECN capable). Works with IPv6 and IPv4.
* Return
* 1 if set, 0 if not set.
+ *
+ * struct bpf_sock *bpf_get_listener_sock(struct bpf_sock *sk)
+ * Description
+ * Return a **struct bpf_sock** pointer in TCP_LISTEN state.
+ * bpf_sk_release() is unnecessary and not allowed.
+ * Return
+ * A **struct bpf_sock** pointer on success, or NULL in
+ * case of failure.
*/
#define __BPF_FUNC_MAPPER(FN) \
FN(unspec), \
@@ -2465,7 +2473,8 @@ union bpf_attr {
FN(spin_unlock), \
FN(sk_fullsock), \
FN(tcp_sock), \
- FN(skb_ecn_set_ce),
+ FN(skb_ecn_set_ce), \
+ FN(get_listener_sock),
/* integer value in 'imm' field of BPF_CALL instruction selects which helper
* function eBPF program intends to call