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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jian Shen <shenjian15@huawei.com>
Date: Sat, 11 Jun 2022 20:25:25 +0800
Subject: [PATCH] net: hns3: don't push link state to VF if unalive
[ Upstream commit 283847e3ef6dbf79bf67083b5ce7b8033e8b6f34 ]
It's unnecessary to push link state to unalive VF, and the VF will
query link state from PF when it being start works.
Fixes: 18b6e31f8bf4 ("net: hns3: PF add support for pushing link status to VFs")
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 5d1615e27a1cf71aa3e4ca411343a45c870d90d6..c8c99ab60ec12f8efd9cd06b41528ace69cf4600 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -3384,6 +3384,12 @@ static int hclge_set_vf_link_state(struct hnae3_handle *handle, int vf,
link_state_old = vport->vf_info.link_state;
vport->vf_info.link_state = link_state;
+ /* return success directly if the VF is unalive, VF will
+ * query link state itself when it starts work.
+ */
+ if (!test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state))
+ return 0;
+
ret = hclge_push_vf_link_status(vport);
if (ret) {
vport->vf_info.link_state = link_state_old;
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