[dpdk-stable] [PATCH] net/bonding: do not inherit slave device configuration
Andrew Rybchenko
arybchenko at solarflare.com
Tue Nov 19 10:03:40 CET 2019
Bonding device should control bonded devices configuration.
Also avoid usage of slave's data->dev_conf.
Fixes: 2efb58cbab6e ("bond: new link bonding library")
Cc: stable at dpdk.org
Signed-off-by: Andrew Rybchenko <arybchenko at solarflare.com>
---
drivers/net/bonding/rte_eth_bond_pmd.c | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)
diff --git a/drivers/net/bonding/rte_eth_bond_pmd.c b/drivers/net/bonding/rte_eth_bond_pmd.c
index 707a0f3cdd..4f0e83205d 100644
--- a/drivers/net/bonding/rte_eth_bond_pmd.c
+++ b/drivers/net/bonding/rte_eth_bond_pmd.c
@@ -1679,6 +1679,7 @@ int
slave_configure(struct rte_eth_dev *bonded_eth_dev,
struct rte_eth_dev *slave_eth_dev)
{
+ struct rte_eth_conf dev_conf;
struct bond_rx_queue *bd_rx_q;
struct bond_tx_queue *bd_tx_q;
uint16_t nb_rx_queues;
@@ -1693,34 +1694,34 @@ slave_configure(struct rte_eth_dev *bonded_eth_dev,
/* Stop slave */
rte_eth_dev_stop(slave_eth_dev->data->port_id);
+ memset(&dev_conf, 0, sizeof(dev_conf));
+
/* Enable interrupts on slave device if supported */
if (slave_eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC)
- slave_eth_dev->data->dev_conf.intr_conf.lsc = 1;
+ dev_conf.intr_conf.lsc = 1;
/* If RSS is enabled for bonding, try to enable it for slaves */
if (bonded_eth_dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG) {
if (internals->rss_key_len != 0) {
- slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key_len =
+ dev_conf.rx_adv_conf.rss_conf.rss_key_len =
internals->rss_key_len;
- slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key =
+ dev_conf.rx_adv_conf.rss_conf.rss_key =
internals->rss_key;
} else {
- slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
+ dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
}
- slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf =
+ dev_conf.rx_adv_conf.rss_conf.rss_hf =
bonded_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf;
- slave_eth_dev->data->dev_conf.rxmode.mq_mode =
+ dev_conf.rxmode.mq_mode =
bonded_eth_dev->data->dev_conf.rxmode.mq_mode;
}
if (bonded_eth_dev->data->dev_conf.rxmode.offloads &
DEV_RX_OFFLOAD_VLAN_FILTER)
- slave_eth_dev->data->dev_conf.rxmode.offloads |=
- DEV_RX_OFFLOAD_VLAN_FILTER;
+ dev_conf.rxmode.offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
else
- slave_eth_dev->data->dev_conf.rxmode.offloads &=
- ~DEV_RX_OFFLOAD_VLAN_FILTER;
+ dev_conf.rxmode.offloads &= ~DEV_RX_OFFLOAD_VLAN_FILTER;
nb_rx_queues = bonded_eth_dev->data->nb_rx_queues;
nb_tx_queues = bonded_eth_dev->data->nb_tx_queues;
@@ -1742,8 +1743,7 @@ slave_configure(struct rte_eth_dev *bonded_eth_dev,
/* Configure device */
errval = rte_eth_dev_configure(slave_eth_dev->data->port_id,
- nb_rx_queues, nb_tx_queues,
- &(slave_eth_dev->data->dev_conf));
+ nb_rx_queues, nb_tx_queues, &dev_conf);
if (errval != 0) {
RTE_BOND_LOG(ERR, "Cannot configure slave device: port %u, err (%d)",
slave_eth_dev->data->port_id, errval);
--
2.17.1
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