[dpdk-dev] [PATCH] ethdev: fix checking Rx/Tx queue status
Yanglong Wu
yanglong.wu at intel.com
Fri May 11 10:22:28 CEST 2018
Relax the check for queue setup, since some device
may not update queue states during dev_stop.
Fixes: cac923cfea47 ("ethdev: support runtime queue setup")
Signed-off-by: Yanglong Wu <yanglong.wu at intel.com>
---
lib/librte_ethdev/rte_ethdev.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c
index a357ee09f..34379642a 100644
--- a/lib/librte_ethdev/rte_ethdev.c
+++ b/lib/librte_ethdev/rte_ethdev.c
@@ -1479,8 +1479,9 @@ rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP))
return -EBUSY;
- if (dev->data->rx_queue_state[rx_queue_id] !=
- RTE_ETH_QUEUE_STATE_STOPPED)
+ if (dev->data->dev_started &&
+ (dev->data->rx_queue_state[rx_queue_id] !=
+ RTE_ETH_QUEUE_STATE_STOPPED))
return -EBUSY;
rxq = dev->data->rx_queues;
@@ -1611,8 +1612,9 @@ rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP))
return -EBUSY;
- if (dev->data->tx_queue_state[tx_queue_id] !=
- RTE_ETH_QUEUE_STATE_STOPPED)
+ if (dev->data->dev_started &&
+ (dev->data->tx_queue_state[tx_queue_id] !=
+ RTE_ETH_QUEUE_STATE_STOPPED))
return -EBUSY;
txq = dev->data->tx_queues;
--
2.11.0
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