From 5b7345e485cda6e80e225d890d71b24026a4031b Mon Sep 17 00:00:00 2001 From: Yufeng Mo Date: Mon, 27 Dec 2021 19:41:47 +0800 Subject: [PATCH 171/283] net: hns3: add dql info when tx timeout mainline inclusion from mainline-v5.17-rc1 commit db596298edbf18c8a0d2778ca4d76ee09ed761f6 category: feature bugzilla: https://gitee.com/src-openeuler/kernel/issues/I8EN3D CVE: NA Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=db596298edbf18c8a0d2778ca4d76ee09ed761f6 ---------------------------------------------------------------------- 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 Signed-off-by: Guangbin Huang Signed-off-by: David S. Miller Reviewed-by: Yongxin Li Signed-off-by: Junxin Chen Signed-off-by: Zheng Zengkai Signed-off-by: Xiaodong Li --- 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 f7f9a79d299f..19ba800afc6c 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -2367,6 +2367,13 @@ 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, -- 2.34.1