net: dsa: sja1105: fix lastused timestamp in flower stats

flow_stats_update() takes an absolute timestamp for lastused, not delta.
Fix that.

Signed-off-by: David Yang <mmyangfl@gmail.com>
Link: https://patch.msgid.link/20260614141320.1133321-1-mmyangfl@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/dsa/sja1105/sja1105_vl.c b/drivers/net/dsa/sja1105/sja1105_vl.c
index 0ae9cb5ea8d1d0c5bbe202cae43cb29e65116e2f..e6ba9d4f8d1e7bbd4233b7344422631ccb2dc92c 100644 (file)
--- a/drivers/net/dsa/sja1105/sja1105_vl.c
+++ b/drivers/net/dsa/sja1105/sja1105_vl.c
@@ -791,8 +791,7 @@ int sja1105_vl_stats(struct sja1105_private *priv, int port,
        pkts = timingerr + unreleased + lengtherr;
 
        flow_stats_update(stats, 0, pkts - rule->vl.stats.pkts, 0,
-                         jiffies - rule->vl.stats.lastused,
-                         FLOW_ACTION_HW_STATS_IMMEDIATE);
+                         jiffies, FLOW_ACTION_HW_STATS_IMMEDIATE);
 
        rule->vl.stats.pkts = pkts;
        rule->vl.stats.lastused = jiffies;