[dpdk-stable] [PATCH v2 2/4] net/failsafe: add checks for deferred queue setup

[Andrew Rybchenko]

From: Ian Dolzhansky <Ian.Dolzhansky at oktetlabs.ru>

Fixes: a46f8d584eb8 ("net/failsafe: add fail-safe PMD")
Cc: stable at dpdk.org

Signed-off-by: Ian Dolzhansky <Ian.Dolzhansky at oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko at solarflare.com>
Acked-by: Gaetan Rivet <gaetan.rivet at 6wind.com>
---
 drivers/net/failsafe/failsafe_ops.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/net/failsafe/failsafe_ops.c b/drivers/net/failsafe/failsafe_ops.c
index d989a17bf..9608d09cb 100644
--- a/drivers/net/failsafe/failsafe_ops.c
+++ b/drivers/net/failsafe/failsafe_ops.c
@@ -338,6 +338,11 @@ fs_rx_queue_setup(struct rte_eth_dev *dev,
 	uint8_t i;
 	int ret;
 
+	if (rx_conf->rx_deferred_start) {
+		ERROR("Rx queue deferred start is not supported");
+		return -EINVAL;
+	}
+
 	fs_lock(dev, 0);
 	rxq = dev->data->rx_queues[rx_queue_id];
 	if (rxq != NULL) {
@@ -495,6 +500,11 @@ fs_tx_queue_setup(struct rte_eth_dev *dev,
 	uint8_t i;
 	int ret;
 
+	if (tx_conf->tx_deferred_start) {
+		ERROR("Tx queue deferred start is not supported");
+		return -EINVAL;
+	}
+
 	fs_lock(dev, 0);
 	txq = dev->data->tx_queues[tx_queue_id];
 	if (txq != NULL) {
-- 
2.17.1