[PATCH net-next 4/4] net: hns3: add dql info when tx timeout
From: Guangbin Huang <hidden>
Date: 2021-11-24 01:11:41
Also in:
lkml
Subsystem:
hisilicon network subsystem 3 driver (hns3), hisilicon network subsystem driver, networking drivers, the rest · Maintainers:
Jian Shen, Jijie Shao, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Yufeng Mo <redacted> 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 <redacted> Signed-off-by: Guangbin Huang <redacted> --- drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 0225d6091cf2..496ddf397bd4 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c@@ -2683,6 +2683,13 @@ static bool hns3_get_tx_timeo_queue_info(struct net_device *ndev) if (netif_xmit_stopped(q) && time_after(jiffies, (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); +#endif timeout_queue = i; netdev_info(ndev, "queue state: 0x%lx, delta msecs: %u\n", q->state,
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2.33.0