net/vhost: release port upon close

Set RTE_ETH_DEV_CLOSE_REMOVE upon probe so all the private
resources for the port can be freed by rte_eth_dev_close().

Signed-off-by: Tiwei Bie <tiwei.bie@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>

diff --git a/drivers/net/vhost/rte_eth_vhost.c b/drivers/net/vhost/rte_eth_vhost.c
index 774774b..0b61e37 100644 (file)
--- a/drivers/net/vhost/rte_eth_vhost.c
+++ b/drivers/net/vhost/rte_eth_vhost.c
@@ -1005,6 +1005,9 @@ eth_dev_close(struct rte_eth_dev *dev)
        rte_free(internal);
 
        dev->data->dev_private = NULL;
+
+       rte_free(vring_states[dev->data->port_id]);
+       vring_states[dev->data->port_id] = NULL;
 }
 
 static int
@@ -1261,7 +1264,7 @@ eth_dev_vhost_create(struct rte_vdev_device *dev, char *iface_name,
        internal->max_queues = queues;
        internal->vid = -1;
        data->dev_link = pmd_link;
-       data->dev_flags = RTE_ETH_DEV_INTR_LSC;
+       data->dev_flags = RTE_ETH_DEV_INTR_LSC | RTE_ETH_DEV_CLOSE_REMOVE;
 
        eth_dev->dev_ops = &ops;
 
@@ -1442,16 +1445,13 @@ rte_pmd_vhost_remove(struct rte_vdev_device *dev)
        /* find an ethdev entry */
        eth_dev = rte_eth_dev_allocated(name);
        if (eth_dev == NULL)
-               return -ENODEV;
+               return 0;
 
        if (rte_eal_process_type() != RTE_PROC_PRIMARY)
                return rte_eth_dev_release_port(eth_dev);
 
        eth_dev_close(eth_dev);
 
-       rte_free(vring_states[eth_dev->data->port_id]);
-       vring_states[eth_dev->data->port_id] = NULL;
-
        rte_eth_dev_release_port(eth_dev);
 
        return 0;