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net/null: release port upon close

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The flag RTE_ETH_DEV_CLOSE_REMOVE is set so all port resources
can be freed by rte_eth_dev_close().

Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
This commit is contained in:
Thomas Monjalon 2020-09-29 01:14:21 +02:00 committed by Ferruh Yigit
parent c0722108df
commit d2fb716458
1 changed files with 19 additions and 8 deletions
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27
drivers/net/null/rte_eth_null.c
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@ -458,7 +458,23 @@ eth_mac_address_set(__rte_unused struct rte_eth_dev *dev,
return 0;
}
static int
eth_dev_close(struct rte_eth_dev *dev)
{
PMD_LOG(INFO, "Closing null ethdev on NUMA socket %u",
rte_socket_id());
if (rte_eal_process_type() != RTE_PROC_PRIMARY)
return 0;
/* mac_addrs must not be freed alone because part of dev_private */
dev->data->mac_addrs = NULL;
return 0;
}
static const struct eth_dev_ops ops = {
.dev_close = eth_dev_close,
.dev_start = eth_dev_start,
.dev_stop = eth_dev_stop,
.dev_configure = eth_dev_configure,
@ -532,6 +548,7 @@ eth_dev_null_create(struct rte_vdev_device *dev, struct pmd_options *args)
data->mac_addrs = &internals->eth_addr;
data->promiscuous = 1;
data->all_multicast = 1;
data->dev_flags |= RTE_ETH_DEV_CLOSE_REMOVE;
eth_dev->dev_ops = &ops;
@ -701,18 +718,12 @@ rte_pmd_null_remove(struct rte_vdev_device *dev)
if (!dev)
return -EINVAL;
PMD_LOG(INFO, "Closing null ethdev on numa socket %u",
rte_socket_id());
/* find the ethdev entry */
eth_dev = rte_eth_dev_allocated(rte_vdev_device_name(dev));
if (eth_dev == NULL)
return -1;
if (rte_eal_process_type() == RTE_PROC_PRIMARY)
/* mac_addrs must not be freed alone because part of dev_private */
eth_dev->data->mac_addrs = NULL;
return 0; /* port already released */
eth_dev_close(eth_dev);
rte_eth_dev_release_port(eth_dev);
return 0;