debug lk

hc

2024-02-20 e636c8d336489bf3eed5878299e6cc045bbad077

 kernel/drivers/net/ethernet/qlogic/qede/qede_ethtool.c
..
..
@@ -426,6 +426,8 @@
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 		}
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 	}
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+	spin_lock(&edev->stats_lock);
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+
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 	for (i = 0; i < QEDE_NUM_STATS; i++) {
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 		if (qede_is_irrelevant_stat(edev, i))
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 			continue;
..
..
@@ -434,6 +436,8 @@
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 		buf++;
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 	}
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+
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+	spin_unlock(&edev->stats_lock);
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 	__qede_unlock(edev);
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 }
..
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@@ -815,6 +819,7 @@
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819
 
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 	coal->rx_coalesce_usecs = rx_coal;
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 	coal->tx_coalesce_usecs = tx_coal;
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+	coal->stats_block_coalesce_usecs = edev->stats_coal_usecs;
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823
 
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 	return rc;
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 }
..
..
@@ -826,6 +831,19 @@
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 	struct qede_fastpath *fp;
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 	int i, rc = 0;
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 	u16 rxc, txc;
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+
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+	if (edev->stats_coal_usecs != coal->stats_block_coalesce_usecs) {
836
+		edev->stats_coal_usecs = coal->stats_block_coalesce_usecs;
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+		if (edev->stats_coal_usecs) {
838
+			edev->stats_coal_ticks = usecs_to_jiffies(edev->stats_coal_usecs);
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+			schedule_delayed_work(&edev->periodic_task, 0);
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+
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+			DP_INFO(edev, "Configured stats coal ticks=%lu jiffies\n",
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+				edev->stats_coal_ticks);
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+		} else {
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+			cancel_delayed_work_sync(&edev->periodic_task);
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+		}
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+	}
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 	if (!netif_running(dev)) {
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 		DP_INFO(edev, "Interface is down\n");
..
..
@@ -2106,7 +2124,8 @@
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 }
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 static const struct ethtool_ops qede_ethtool_ops = {
2109
-	.supported_coalesce_params	= ETHTOOL_COALESCE_USECS,
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+	.supported_coalesce_params	= ETHTOOL_COALESCE_USECS |
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+					  ETHTOOL_COALESCE_STATS_BLOCK_USECS,
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 	.get_link_ksettings		= qede_get_link_ksettings,
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 	.set_link_ksettings		= qede_set_link_ksettings,
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 	.get_drvinfo			= qede_get_drvinfo,
..
..
@@ -2155,7 +2174,8 @@
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 };
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 static const struct ethtool_ops qede_vf_ethtool_ops = {
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-	.supported_coalesce_params	= ETHTOOL_COALESCE_USECS,
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+	.supported_coalesce_params	= ETHTOOL_COALESCE_USECS |
2178
+					  ETHTOOL_COALESCE_STATS_BLOCK_USECS,
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 	.get_link_ksettings		= qede_get_link_ksettings,
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 	.get_drvinfo			= qede_get_drvinfo,
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 	.get_msglevel			= qede_get_msglevel,