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[RFC,net-next] net: hns3: add dql info when tx timeout

Message ID 20210916064203.24614-1-moyufeng@huawei.com
State New
Headers show
Series [RFC,net-next] net: hns3: add dql info when tx timeout | expand

Commit Message

Yufeng Mo Sept. 16, 2021, 6:42 a.m. UTC
When tx timeout occurs, the info of dql maybe helpful, so print
these info to hns3_get_tx_timeo_queue_info().

Signed-off-by: Yufeng Mo <moyufeng@huawei.com>
 drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 7 +++++++
 1 file changed, 7 insertions(+)
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diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 22af3d6ce178..d590f920ffee 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -2677,6 +2677,13 @@  static bool hns3_get_tx_timeo_queue_info(struct net_device *ndev)
 		if (netif_xmit_stopped(q) &&
 			       (trans_start + ndev->watchdog_timeo))) {
+#ifdef CONFIG_BQL
+			struct dql *dql = &q->dql;
+			netdev_info(ndev, "DQL info last_cnt: %u, queued: %u, adj_limit: %u, completed: %u\n",
+				    dql->last_obj_cnt, dql->num_queued,
+				    dql->adj_limit, dql->num_completed);
 			timeout_queue = i;
 			netdev_info(ndev, "queue state: 0x%lx, delta msecs: %u\n",