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Message-Id: <20231016120033.26933-19-xuanzhuo@linux.alibaba.com>
Date: Mon, 16 Oct 2023 20:00:32 +0800
From: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>
To: netdev@...r.kernel.org
Cc: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	Jason Wang <jasowang@...hat.com>,
	Xuan Zhuo <xuanzhuo@...ux.alibaba.com>,
	Alexei Starovoitov <ast@...nel.org>,
	Daniel Borkmann <daniel@...earbox.net>,
	Jesper Dangaard Brouer <hawk@...nel.org>,
	John Fastabend <john.fastabend@...il.com>,
	virtualization@...ts.linux-foundation.org,
	bpf@...r.kernel.org
Subject: [PATCH net-next v1 18/19] virtio_net: update tx timeout record

If send queue sent some packets, we update the tx timeout
record to prevent the tx timeout.

Signed-off-by: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>
---
 drivers/net/virtio/xsk.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/net/virtio/xsk.c b/drivers/net/virtio/xsk.c
index f1c64414fac9..5d3de505c56c 100644
--- a/drivers/net/virtio/xsk.c
+++ b/drivers/net/virtio/xsk.c
@@ -274,6 +274,16 @@ bool virtnet_xsk_xmit(struct virtnet_sq *sq, struct xsk_buff_pool *pool,
 
 	virtnet_xsk_check_queue(sq);
 
+	if (stats.packets) {
+		struct netdev_queue *txq;
+		struct virtnet_info *vi;
+
+		vi = sq->vq->vdev->priv;
+
+		txq = netdev_get_tx_queue(vi->dev, sq - vi->sq);
+		txq_trans_cond_update(txq);
+	}
+
 	u64_stats_update_begin(&sq->stats.syncp);
 	sq->stats.packets += stats.packets;
 	sq->stats.bytes += stats.bytes;
-- 
2.32.0.3.g01195cf9f


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