netdev - [PATCH 4/5] net sched actions: implement get_fill_size routine in act

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Message-Id: <1519929931-1119-5-git-send-email-mrv@mojatatu.com>
Date:   Thu,  1 Mar 2018 13:45:30 -0500
From:   Roman Mashak <mrv@...atatu.com>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org, jhs@...atatu.com, jiri@...nulli.us,
        xiyou.wangcong@...il.com, Roman Mashak <mrv@...atatu.com>
Subject: [PATCH 4/5] net sched actions: implement get_fill_size routine in act_gact

Signed-off-by: Roman Mashak <mrv@...atatu.com>
---
 net/sched/act_gact.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/net/sched/act_gact.c b/net/sched/act_gact.c
index 7456325..ee775ac 100644
--- a/net/sched/act_gact.c
+++ b/net/sched/act_gact.c
@@ -217,6 +217,22 @@ static int tcf_gact_search(struct net *net, struct tc_action **a, u32 index,
 	return tcf_idr_search(tn, a, index);
 }
 
+static size_t tcf_gact_get_fill_size(const struct tc_action *act)
+{
+#ifdef CONFIG_GACT_PROB
+	struct tcf_gact *gact = to_gact(act);
+	int prob_len = 0;
+
+	if (gact->tcfg_ptype)
+		prob_len = nla_total_size(sizeof(struct tc_gact_p));
+#endif
+	return	nla_total_size(sizeof(struct tc_gact)) /* TCA_GACT_PARMS */
+#ifdef CONFIG_GACT_PROB
+		+ prob_len /* TCA_GACT_PROB */
+#endif
+		;
+}
+
 static struct tc_action_ops act_gact_ops = {
 	.kind		=	"gact",
 	.type		=	TCA_ACT_GACT,
@@ -227,6 +243,7 @@ static struct tc_action_ops act_gact_ops = {
 	.init		=	tcf_gact_init,
 	.walk		=	tcf_gact_walker,
 	.lookup		=	tcf_gact_search,
+	.get_fill_size	=	tcf_gact_get_fill_size,
 	.size		=	sizeof(struct tcf_gact),
 };
 
-- 
2.7.4