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c46621b3f3
The skb->len field is read after the packet is sent to the network stack. In the meantime, skb can be freed. This patch fixes this bug. Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl>
33 lines
1.1 KiB
Diff
33 lines
1.1 KiB
Diff
From 768818d772d5d4ddc0c7eb2e62848929270ab7a3 Mon Sep 17 00:00:00 2001
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From: Aleksander Jan Bajkowski <olek2@wp.pl>
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Date: Tue, 4 Jan 2022 16:11:43 +0100
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Subject: [PATCH 714/715] net: lantiq_xrx200: increase napi poll weigth
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NAT Performance results on BT Home Hub 5A (kernel 5.10.89, mtu 1500):
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Down Up
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Before 545 Mbps 625 Mbps
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After 577 Mbps 648 Mbps
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Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl>
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Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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---
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drivers/net/ethernet/lantiq_xrx200.c | 6 ++++--
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1 file changed, 4 insertions(+), 2 deletions(-)
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--- a/drivers/net/ethernet/lantiq_xrx200.c
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+++ b/drivers/net/ethernet/lantiq_xrx200.c
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@@ -606,8 +606,10 @@ static int xrx200_probe(struct platform_
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PMAC_HD_CTL);
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/* setup NAPI */
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- netif_napi_add(net_dev, &priv->chan_rx.napi, xrx200_poll_rx, 32);
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- netif_tx_napi_add(net_dev, &priv->chan_tx.napi, xrx200_tx_housekeeping, 32);
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+ netif_napi_add(net_dev, &priv->chan_rx.napi, xrx200_poll_rx,
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+ NAPI_POLL_WEIGHT);
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+ netif_tx_napi_add(net_dev, &priv->chan_tx.napi, xrx200_tx_housekeeping,
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+ NAPI_POLL_WEIGHT);
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platform_set_drvdata(pdev, priv);
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