52 lines
1.9 KiB
Diff
52 lines
1.9 KiB
Diff
From 5b7345e485cda6e80e225d890d71b24026a4031b Mon Sep 17 00:00:00 2001
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From: Yufeng Mo <moyufeng@huawei.com>
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Date: Mon, 27 Dec 2021 19:41:47 +0800
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Subject: [PATCH 171/283] net: hns3: add dql info when tx timeout
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mainline inclusion
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from mainline-v5.17-rc1
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commit db596298edbf18c8a0d2778ca4d76ee09ed761f6
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category: feature
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bugzilla: https://gitee.com/src-openeuler/kernel/issues/I8EN3D
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CVE: NA
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Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=db596298edbf18c8a0d2778ca4d76ee09ed761f6
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----------------------------------------------------------------------
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When tx timeout occurs, the info of dql maybe helpful, so print
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these info to hns3_get_tx_timeo_queue_info().
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Signed-off-by: Yufeng Mo <moyufeng@huawei.com>
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Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
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Signed-off-by: David S. Miller <davem@davemloft.net>
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Reviewed-by: Yongxin Li <liyongxin1@huawei.com>
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Signed-off-by: Junxin Chen <chenjunxin1@huawei.com>
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Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>
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Signed-off-by: Xiaodong Li <lixiaodong67@huawei.com>
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---
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drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 7 +++++++
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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
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index f7f9a79d299f..19ba800afc6c 100644
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--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
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+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
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@@ -2367,6 +2367,13 @@ bool hns3_get_tx_timeo_queue_info(struct net_device *ndev)
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if (netif_xmit_stopped(q) &&
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time_after(jiffies,
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(trans_start + ndev->watchdog_timeo))) {
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+#ifdef CONFIG_BQL
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+ struct dql *dql = &q->dql;
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+
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+ netdev_info(ndev, "DQL info last_cnt: %u, queued: %u, adj_limit: %u, completed: %u\n",
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+ dql->last_obj_cnt, dql->num_queued,
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+ dql->adj_limit, dql->num_completed);
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+#endif
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timeout_queue = i;
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netdev_info(ndev, "queue state: 0x%lx, delta msecs: %u\n",
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q->state,
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--
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2.34.1
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