diff mbox series

[dpdk-dev,08/22] net/ixgbe: enable port detach on secondary process

Message ID 20180607123849.14439-9-qi.z.zhang@intel.com (mailing list archive)
State Superseded, archived
Delegated to: Thomas Monjalon
Headers
Series enable hotplug on multi-process |

Checks

Context Check Description
ci/Intel-compilation fail Compilation issues
ci/checkpatch success coding style OK

Commit Message

Qi Zhang June 7, 2018, 12:38 p.m. UTC 
  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_local, we can support this with
minor change.

Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
---
 drivers/net/ixgbe/ixgbe_ethdev.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 87d2ad090..260640e50 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_local(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_local(ethdev);
+
 	return rte_eth_dev_pci_generic_probe(pci_dev,
 		sizeof(struct ixgbe_adapter), eth_ixgbevf_dev_init);
 }