[33/36] net/vhost: fix Rx and Tx queue state
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Commit Message
The DPDK framework reports the queue state, which is stored in
dev->data->tx_queue_state and dev->data->rx_queue_state. The
state is maintained by the driver. Users may determine whether
a queue participates in packet forwarding based on the state.
Therefore, the driver needs to modify the queue state in time
according to the actual situation.
Fixes: 9ad9ff476cac ("ethdev: add queue state in queried queue information")
Cc: stable@dpdk.org
Signed-off-by: Jie Hai <haijie1@huawei.com>
---
drivers/net/vhost/rte_eth_vhost.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
@@ -1135,6 +1135,7 @@ eth_dev_start(struct rte_eth_dev *eth_dev)
{
struct pmd_internal *internal = eth_dev->data->dev_private;
struct rte_eth_conf *dev_conf = ð_dev->data->dev_conf;
+ uint16_t i;
eth_vhost_uninstall_intr(eth_dev);
if (dev_conf->intr_conf.rxq && eth_vhost_install_intr(eth_dev) < 0) {
@@ -1150,6 +1151,11 @@ eth_dev_start(struct rte_eth_dev *eth_dev)
rte_atomic32_set(&internal->started, 1);
update_queuing_status(eth_dev, false);
+ for (i = 0; i < eth_dev->data->nb_rx_queues; i++)
+ eth_dev->data->rx_queue_state[i] = RTE_ETH_QUEUE_STATE_STARTED;
+ for (i = 0; i < eth_dev->data->nb_tx_queues; i++)
+ eth_dev->data->tx_queue_state[i] = RTE_ETH_QUEUE_STATE_STARTED;
+
return 0;
}
@@ -1157,11 +1163,17 @@ static int
eth_dev_stop(struct rte_eth_dev *dev)
{
struct pmd_internal *internal = dev->data->dev_private;
+ uint16_t i;
dev->data->dev_started = 0;
rte_atomic32_set(&internal->started, 0);
update_queuing_status(dev, true);
+ for (i = 0; i < dev->data->nb_rx_queues; i++)
+ dev->data->rx_queue_state[i] = RTE_ETH_QUEUE_STATE_STOPPED;
+ for (i = 0; i < dev->data->nb_tx_queues; i++)
+ dev->data->tx_queue_state[i] = RTE_ETH_QUEUE_STATE_STOPPED;
+
return 0;
}