[dpdk-dev] [PATCH v4 19/24] net/octeontx: enable port detach on secondary process
Qi Zhang
qi.z.zhang at intel.com
Tue Jun 26 09:08:27 CEST 2018
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.zhang at intel.com>
---
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
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