netdev - [ RFC net-next 1/3] net: sched: Pass flow_stats instead of multiple stats args

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Date:   Tue, 16 Aug 2022 12:23:36 +0300
From:   Oz Shlomo <ozsh@...dia.com>
To:     <netdev@...r.kernel.org>
CC:     Jiri Pirko <jiri@...dia.com>, Jamal Hadi Salim <jhs@...atatu.com>,
        "Simon Horman" <simon.horman@...igine.com>,
        Baowen Zheng <baowen.zheng@...igine.com>,
        Vlad Buslov <vladbu@...dia.com>,
        Ido Schimmel <idosch@...dia.com>, Roi Dayan <roid@...dia.com>,
        Oz Shlomo <ozsh@...dia.com>
Subject: [ RFC  net-next 1/3] net: sched: Pass flow_stats instead of multiple stats args

From: Roi Dayan <roid@...dia.com>

Instead of passing 6 stats related args, pass the flow_stats.

Signed-off-by: Roi Dayan <roid@...dia.com>
Signed-off-by: Oz Shlomo <ozsh@...dia.com>
---
 include/net/pkt_cls.h    | 11 +++++------
 net/sched/cls_flower.c   |  7 +------
 net/sched/cls_matchall.c |  6 +-----
 3 files changed, 7 insertions(+), 17 deletions(-)

diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index d9d90e6925e1..27eac9e73c61 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -269,8 +269,7 @@ static inline void tcf_exts_put_net(struct tcf_exts *exts)
 
 static inline void
 tcf_exts_hw_stats_update(const struct tcf_exts *exts,
-			 u64 bytes, u64 packets, u64 drops, u64 lastuse,
-			 u8 used_hw_stats, bool used_hw_stats_valid)
+			 struct flow_stats *stats)
 {
 #ifdef CONFIG_NET_CLS_ACT
 	int i;
@@ -281,12 +280,12 @@ static inline void tcf_exts_put_net(struct tcf_exts *exts)
 		/* if stats from hw, just skip */
 		if (tcf_action_update_hw_stats(a)) {
 			preempt_disable();
-			tcf_action_stats_update(a, bytes, packets, drops,
-						lastuse, true);
+			tcf_action_stats_update(a, stats->bytes, stats->pkts, stats->drops,
+						stats->lastused, true);
 			preempt_enable();
 
-			a->used_hw_stats = used_hw_stats;
-			a->used_hw_stats_valid = used_hw_stats_valid;
+			a->used_hw_stats = stats->used_hw_stats;
+			a->used_hw_stats_valid = stats->used_hw_stats_valid;
 		}
 	}
 #endif
diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index 041d63ff809a..7da3337c4356 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -499,12 +499,7 @@ static void fl_hw_update_stats(struct tcf_proto *tp, struct cls_fl_filter *f,
 	tc_setup_cb_call(block, TC_SETUP_CLSFLOWER, &cls_flower, false,
 			 rtnl_held);
 
-	tcf_exts_hw_stats_update(&f->exts, cls_flower.stats.bytes,
-				 cls_flower.stats.pkts,
-				 cls_flower.stats.drops,
-				 cls_flower.stats.lastused,
-				 cls_flower.stats.used_hw_stats,
-				 cls_flower.stats.used_hw_stats_valid);
+	tcf_exts_hw_stats_update(&f->exts, &cls_flower.stats);
 }
 
 static void __fl_put(struct cls_fl_filter *f)
diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c
index 06cf22adbab7..b5520a9c35e6 100644
--- a/net/sched/cls_matchall.c
+++ b/net/sched/cls_matchall.c
@@ -332,11 +332,7 @@ static void mall_stats_hw_filter(struct tcf_proto *tp,
 
 	tc_setup_cb_call(block, TC_SETUP_CLSMATCHALL, &cls_mall, false, true);
 
-	tcf_exts_hw_stats_update(&head->exts, cls_mall.stats.bytes,
-				 cls_mall.stats.pkts, cls_mall.stats.drops,
-				 cls_mall.stats.lastused,
-				 cls_mall.stats.used_hw_stats,
-				 cls_mall.stats.used_hw_stats_valid);
+	tcf_exts_hw_stats_update(&head->exts, &cls_mall.stats);
 }
 
 static int mall_dump(struct net *net, struct tcf_proto *tp, void *fh,
-- 
1.8.3.1