From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jakub Kicinski Subject: [RFC 08/12] net: cls_bpf: allow offloaded filters to update stats Date: Wed, 1 Jun 2016 17:50:10 +0100 Message-ID: <1464799814-4453-9-git-send-email-jakub.kicinski@netronome.com> References: <1464799814-4453-1-git-send-email-jakub.kicinski@netronome.com> Cc: ast@kernel.org, daniel@iogearbox.net, dinan.gunawardena@netronome.com, Jakub Kicinski To: netdev@vger.kernel.org Return-path: Received: from mail-wm0-f41.google.com ([74.125.82.41]:35267 "EHLO mail-wm0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932550AbcFAQvw (ORCPT ); Wed, 1 Jun 2016 12:51:52 -0400 Received: by mail-wm0-f41.google.com with SMTP id a136so191958459wme.0 for ; Wed, 01 Jun 2016 09:51:51 -0700 (PDT) In-Reply-To: <1464799814-4453-1-git-send-email-jakub.kicinski@netronome.com> Sender: netdev-owner@vger.kernel.org List-ID: Call into offloaded filters to update stats. Signed-off-by: Jakub Kicinski Reviewed-by: Dinan Gunawardena Reviewed-by: Simon Horman --- 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 e6b3dfb3159b..7a7bae628d1a 100644 --- a/include/net/pkt_cls.h +++ b/include/net/pkt_cls.h @@ -442,6 +442,7 @@ 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 1083910cebaf..66215d9d6c9c 100644 --- a/net/sched/cls_bpf.c +++ b/net/sched/cls_bpf.c @@ -224,6 +224,15 @@ 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; @@ -574,6 +583,8 @@ 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; -- 1.9.1