[dpdk-dev] [PATCH v3] net/i40e: fix device hotplug remove

Di ChenxuX chenxux.di at intel.com
Thu Nov 7 07:23:00 CET 2019


testpmd will occur infinite loops when device hotplug remove.
We can fix the issue by using the pci generic remove function

Fixes: ac89d46096d5 ("net/i40e: release port upon close")

Signed-off-by: Di ChenxuX <chenxux.di at intel.com>

v3:
reverted the code about i40e_vf_representor_uninit.
v2:
change the code in driver.
---
 drivers/net/i40e/i40e_ethdev.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 77a46832c..d67c08c0f 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -698,13 +698,13 @@ static int eth_i40e_pci_remove(struct rte_pci_device *pci_dev)
 
 	ethdev = rte_eth_dev_allocated(pci_dev->device.name);
 	if (!ethdev)
-		return -ENODEV;
-
+		return 0;
 
 	if (ethdev->data->dev_flags & RTE_ETH_DEV_REPRESENTOR)
 		return rte_eth_dev_destroy(ethdev, i40e_vf_representor_uninit);
 	else
-		return rte_eth_dev_destroy(ethdev, eth_i40e_dev_uninit);
+		return rte_eth_dev_pci_generic_remove(pci_dev,
+						eth_i40e_dev_uninit);
 }
 
 static struct rte_pci_driver rte_i40e_pmd = {
-- 
2.17.1



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