[PATCH v3 09/23] net/ixgbe: enable port detach on secondary process
From: Qi Zhang <hidden>
Date: 2018-06-25 07:17:42
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Previously, detach port on secondary process will mess primary process and cause same device can't be attached again, by take advantage of rte_eth_release_port_private, we can support this with minor change. Signed-off-by: Qi Zhang <redacted> --- drivers/net/ixgbe/ixgbe_ethdev.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 87d2ad090..f9d560835 100644
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c@@ -1792,6 +1792,9 @@ static int eth_ixgbe_pci_remove(struct rte_pci_device *pci_dev) if (!ethdev) return -ENODEV; + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return rte_eth_dev_release_port_private(ethdev); + if (ethdev->data->dev_flags & RTE_ETH_DEV_REPRESENTOR) return rte_eth_dev_destroy(ethdev, ixgbe_vf_representor_uninit); else
@@ -1809,6 +1812,15 @@ static struct rte_pci_driver rte_ixgbe_pmd = { static int eth_ixgbevf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused, struct rte_pci_device *pci_dev) { + struct rte_eth_dev *ethdev; + + ethdev = rte_eth_dev_allocated(pci_dev->device.name); + if (!ethdev) + return -ENODEV; + + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return rte_eth_dev_release_port_private(ethdev); + return rte_eth_dev_pci_generic_probe(pci_dev, sizeof(struct ixgbe_adapter), eth_ixgbevf_dev_init); }
--
2.13.6