[PATCH v2 net] ionic: update the queue count on open

[PATCH v2 net] ionic: update the queue count on open

[Shannon Nelson]

Let the network stack know the real number of queues that
we are using.

v2: added error checking

Fixes: 49d3b493673a ("ionic: disable the queues on link down")
Signed-off-by: Shannon Nelson <snelson@pensando.io>
---
 drivers/net/ethernet/pensando/ionic/ionic_lif.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/net/ethernet/pensando/ionic/ionic_lif.c b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
index aaa00edd9d5b..3c9dde31f3fa 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_lif.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_lif.c
@@ -1673,6 +1673,14 @@ int ionic_open(struct net_device *netdev)
 	if (err)
 		goto err_out;
 
+	err = netif_set_real_num_tx_queues(netdev, lif->nxqs);
+	if (err)
+		goto err_txrx_deinit;
+
+	err = netif_set_real_num_rx_queues(netdev, lif->nxqs);
+	if (err)
+		goto err_txrx_deinit;
+
 	/* don't start the queues until we have link */
 	if (netif_carrier_ok(netdev)) {
 		err = ionic_start_queues(lif);
-- 
2.17.1

Re: [PATCH v2 net] ionic: update the queue count on open

[Jakub Kicinski]

On Thu, 25 Jun 2020 22:58:37 -0700 Shannon Nelson wrote:
> Let the network stack know the real number of queues that
> we are using.
> 
> v2: added error checking
> 
> Fixes: 49d3b493673a ("ionic: disable the queues on link down")
> Signed-off-by: Shannon Nelson <snelson@pensando.io>

Reviewed-by: Jakub Kicinski <kuba@kernel.org>

Re: [PATCH v2 net] ionic: update the queue count on open

[David Miller]

From: Shannon Nelson <snelson@pensando.io>
Date: Thu, 25 Jun 2020 22:58:37 -0700

> Let the network stack know the real number of queues that
> we are using.
> 
> v2: added error checking
> 
> Fixes: 49d3b493673a ("ionic: disable the queues on link down")
> Signed-off-by: Shannon Nelson <snelson@pensando.io>

Applied and queued up for -stable, thank you.