From 68d640630d4ef2a4bf3f68b5073dec5e4c4f878b Mon Sep 17 00:00:00 2001 From: Jakub Kicinski Date: Wed, 21 Sep 2016 11:44:02 +0100 Subject: [PATCH] net: cls_bpf: allow offloaded filters to update stats Call into offloaded filters to update stats. Signed-off-by: Jakub Kicinski Acked-by: Daniel Borkmann Signed-off-by: David S. Miller --- include/net/pkt_cls.h | 1 + net/sched/cls_bpf.c | 11 +++++++++++ 2 files changed, 12 insertions(+) diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h index 57af9f3032ff..5ccaa4be7d96 100644 --- a/include/net/pkt_cls.h +++ b/include/net/pkt_cls.h @@ -490,6 +490,7 @@ enum tc_clsbpf_command { TC_CLSBPF_ADD, TC_CLSBPF_REPLACE, TC_CLSBPF_DESTROY, + TC_CLSBPF_STATS, }; struct tc_cls_bpf_offload { diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c index 1becc2fe1bc5..bb1d5a487081 100644 --- a/net/sched/cls_bpf.c +++ b/net/sched/cls_bpf.c @@ -221,6 +221,15 @@ static void cls_bpf_stop_offload(struct tcf_proto *tp, prog->offloaded = false; } +static void cls_bpf_offload_update_stats(struct tcf_proto *tp, + struct cls_bpf_prog *prog) +{ + if (!prog->offloaded) + return; + + cls_bpf_offload_cmd(tp, prog, TC_CLSBPF_STATS); +} + static int cls_bpf_init(struct tcf_proto *tp) { struct cls_bpf_head *head; @@ -577,6 +586,8 @@ static int cls_bpf_dump(struct net *net, struct tcf_proto *tp, unsigned long fh, tm->tcm_handle = prog->handle; + cls_bpf_offload_update_stats(tp, prog); + nest = nla_nest_start(skb, TCA_OPTIONS); if (nest == NULL) goto nla_put_failure;