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 <qi.z.zh...@intel.com> --- drivers/net/e1000/em_ethdev.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/net/e1000/em_ethdev.c b/drivers/net/e1000/em_ethdev.c index 7039dc100..e6b7ce63a 100644 --- a/drivers/net/e1000/em_ethdev.c +++ b/drivers/net/e1000/em_ethdev.c @@ -349,6 +349,15 @@ static int eth_em_pci_probe(struct rte_pci_driver *pci_drv __rte_unused, static int eth_em_pci_remove(struct rte_pci_device *pci_dev) { + struct rte_eth_dev *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_remove(pci_dev, eth_em_dev_uninit); } -- 2.13.6