44 lines
1.5 KiB
Diff
44 lines
1.5 KiB
Diff
From bfd50c812fdd7aa6dd8e1e06188a5e288017ff04 Mon Sep 17 00:00:00 2001
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From: Jiantao Xiao <xiaojiantao1@h-partners.com>
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Date: Thu, 1 Jun 2023 19:40:57 +0800
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Subject: [PATCH 240/283] net: hns3: fix set cpu affinity when state down
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driver inclusion
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category: bugfix
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bugzilla: https://gitee.com/src-openeuler/kernel/issues/I8EN49
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CVE: NA
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----------------------------------------------------------------------
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The CPU affinity can be configured when the network
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port is down. The patch fixes the problem.
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Signed-off-by: Jiantao Xiao <xiaojiantao1@h-partners.com>
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(cherry picked from commit b2b62276a1f2ee4854d1ae8627161c50cda895a9)
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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_ext.c | 7 +++++++
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1 file changed, 7 insertions(+)
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diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ext.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ext.c
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index 39bd51e93ddb..168c9c903158 100644
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--- a/drivers/net/ethernet/hisilicon/hns3/hns3_ext.c
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+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ext.c
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@@ -139,6 +139,13 @@ int nic_set_cpu_affinity(struct net_device *ndev, cpumask_t *affinity_mask)
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goto err_unlock;
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}
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+ if (test_bit(HNS3_NIC_STATE_DOWN, &priv->state)) {
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+ netdev_err(ndev,
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+ "ethernet is down, not support cpu affinity set\n");
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+ ret = -ENETDOWN;
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+ goto err_unlock;
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+ }
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+
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for (i = 0; i < priv->vector_num; i++) {
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tqp_vector = &priv->tqp_vector[i];
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if (tqp_vector->irq_init_flag != HNS3_VECTOR_INITED)
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--
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2.34.1
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