[PATCH v6 13/19] net/octeontx: enable port detach on secondary process
From: Qi Zhang <hidden>
Date: 2018-06-28 01:52:45
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/octeontx/octeontx_ethdev.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)
diff --git a/drivers/net/octeontx/octeontx_ethdev.c b/drivers/net/octeontx/octeontx_ethdev.c
index 1eb453b21..497bacdc6 100644
--- a/drivers/net/octeontx/octeontx_ethdev.c
+++ b/drivers/net/octeontx/octeontx_ethdev.c@@ -1016,6 +1016,7 @@ octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev, eth_dev->tx_pkt_burst = octeontx_xmit_pkts; eth_dev->rx_pkt_burst = octeontx_recv_pkts; + eth_dev->device = &dev->device; rte_eth_dev_probing_finish(eth_dev); return 0; }
@@ -1138,6 +1139,18 @@ octeontx_remove(struct rte_vdev_device *dev) if (eth_dev == NULL) return -ENODEV; + if (rte_eal_process_type() != RTE_PROC_PRIMARY) { + /* detach device on local pprocess only */ + if (strlen(rte_vdev_device_args(dev)) == 0) { + rte_eth_dev_release_port_private(eth_dev); + continue; + } + /** + * else this is a private device for current process + * so continue with normal detach scenario + */ + } + nic = octeontx_pmd_priv(eth_dev); rte_event_dev_stop(nic->evdev); PMD_INIT_LOG(INFO, "Closing octeontx device %s", octtx_name);
@@ -1148,6 +1161,9 @@ octeontx_remove(struct rte_vdev_device *dev) rte_event_dev_close(nic->evdev); } + if (rte_eal_process_type() != RTE_PROC_PRIMARY) + return 0; + /* Free FC resource */ octeontx_pko_fc_free();
--
2.13.6