diff mbox series

[SRU,F:linux-bluefield,v1,1/3] sched: act_skbedit: Implement stats_update callback

Message ID 20230403223841.252583-2-witu@nvidia.com
State New
Headers show
Series Support hardware stats for tc actions | expand

Commit Message

William Tu April 3, 2023, 10:38 p.m. UTC 
From: Petr Machata <petrm@mellanox.com>

BugLink: https://bugs.launchpad.net/bugs/2015136

Implement this callback in order to get the offloaded stats added to the
kernel stats.

Reported-by: Alexander Petrovskiy <alexpe@mellanox.com>
Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit 837cb17dd67f37a3b8f7d9b25306d2e0dba982e7)
Signed-off-by: Paul Blakey <paulb@nvidia.com>
Signed-off-by: William Tu <witu@nvidia.com>
---
 net/sched/act_skbedit.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
diff mbox series

Patch

diff --git a/net/sched/act_skbedit.c b/net/sched/act_skbedit.c
index 9813c2ea8f50..21aa4ae1a4a2 100644
--- a/net/sched/act_skbedit.c
+++ b/net/sched/act_skbedit.c
@@ -73,6 +73,16 @@  static int tcf_skbedit_act(struct sk_buff *skb, const struct tc_action *a,
 	return TC_ACT_SHOT;
 }
 
+static void tcf_skbedit_stats_update(struct tc_action *a, u64 bytes,
+				     u32 packets, u64 lastuse, bool hw)
+{
+	struct tcf_skbedit *d = to_skbedit(a);
+	struct tcf_t *tm = &d->tcf_tm;
+
+	tcf_action_update_stats(a, bytes, packets, false, hw);
+	tm->lastuse = max_t(u64, tm->lastuse, lastuse);
+}
+
 static const struct nla_policy skbedit_policy[TCA_SKBEDIT_MAX + 1] = {
 	[TCA_SKBEDIT_PARMS]		= { .len = sizeof(struct tc_skbedit) },
 	[TCA_SKBEDIT_PRIORITY]		= { .len = sizeof(u32) },
@@ -321,6 +331,7 @@  static struct tc_action_ops act_skbedit_ops = {
 	.id		=	TCA_ID_SKBEDIT,
 	.owner		=	THIS_MODULE,
 	.act		=	tcf_skbedit_act,
+	.stats_update	=	tcf_skbedit_stats_update,
 	.dump		=	tcf_skbedit_dump,
 	.init		=	tcf_skbedit_init,
 	.cleanup	=	tcf_skbedit_cleanup,