From: Peter Oskolkov <posk@google.com>
Date: Fri, 22 Mar 2019 23:40:18 +0000 (-0700)
Subject: bpf: make bpf_skb_ecn_set_ce callable from BPF_PROG_TYPE_SCHED_ACT
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=315a202987dd2b2e0adebd13c83ceef44836e66f;p=android-x86%2Fkernel.git

bpf: make bpf_skb_ecn_set_ce callable from BPF_PROG_TYPE_SCHED_ACT

This helper is useful if a bpf tc filter sets skb->tstamp.

Signed-off-by: Peter Oskolkov <posk@google.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
---

diff --git a/net/core/filter.c b/net/core/filter.c
index c1d19b074d6c..0a972fbf60df 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -5959,6 +5959,8 @@ tc_cls_act_func_proto(enum bpf_func_id func_id, const struct bpf_prog *prog)
 		return &bpf_skc_lookup_tcp_proto;
 	case BPF_FUNC_tcp_check_syncookie:
 		return &bpf_tcp_check_syncookie_proto;
+	case BPF_FUNC_skb_ecn_set_ce:
+		return &bpf_skb_ecn_set_ce_proto;
 #endif
 	default:
 		return bpf_base_func_proto(func_id);