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-rw-r--r--drivers/net/ixgbe/ixgbe_ethtool.c22
1 files changed, 13 insertions, 9 deletions
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index fa314cb005a4..856c18c207f3 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -798,7 +798,7 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
798{ 798{
799 struct ixgbe_adapter *adapter = netdev_priv(netdev); 799 struct ixgbe_adapter *adapter = netdev_priv(netdev);
800 struct ixgbe_ring *temp_tx_ring, *temp_rx_ring; 800 struct ixgbe_ring *temp_tx_ring, *temp_rx_ring;
801 int i, err; 801 int i, err = 0;
802 u32 new_rx_count, new_tx_count; 802 u32 new_rx_count, new_tx_count;
803 bool need_update = false; 803 bool need_update = false;
804 804
@@ -822,6 +822,16 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
822 while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state)) 822 while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
823 msleep(1); 823 msleep(1);
824 824
825 if (!netif_running(adapter->netdev)) {
826 for (i = 0; i < adapter->num_tx_queues; i++)
827 adapter->tx_ring[i].count = new_tx_count;
828 for (i = 0; i < adapter->num_rx_queues; i++)
829 adapter->rx_ring[i].count = new_rx_count;
830 adapter->tx_ring_count = new_tx_count;
831 adapter->rx_ring_count = new_rx_count;
832 goto err_setup;
833 }
834
825 temp_tx_ring = kcalloc(adapter->num_tx_queues, 835 temp_tx_ring = kcalloc(adapter->num_tx_queues,
826 sizeof(struct ixgbe_ring), GFP_KERNEL); 836 sizeof(struct ixgbe_ring), GFP_KERNEL);
827 if (!temp_tx_ring) { 837 if (!temp_tx_ring) {
@@ -879,8 +889,7 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
879 889
880 /* if rings need to be updated, here's the place to do it in one shot */ 890 /* if rings need to be updated, here's the place to do it in one shot */
881 if (need_update) { 891 if (need_update) {
882 if (netif_running(netdev)) 892 ixgbe_down(adapter);
883 ixgbe_down(adapter);
884 893
885 /* tx */ 894 /* tx */
886 if (new_tx_count != adapter->tx_ring_count) { 895 if (new_tx_count != adapter->tx_ring_count) {
@@ -897,13 +906,8 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
897 temp_rx_ring = NULL; 906 temp_rx_ring = NULL;
898 adapter->rx_ring_count = new_rx_count; 907 adapter->rx_ring_count = new_rx_count;
899 } 908 }
900 }
901
902 /* success! */
903 err = 0;
904 if (netif_running(netdev))
905 ixgbe_up(adapter); 909 ixgbe_up(adapter);
906 910 }
907err_setup: 911err_setup:
908 clear_bit(__IXGBE_RESETTING, &adapter->state); 912 clear_bit(__IXGBE_RESETTING, &adapter->state);
909 return err; 913 return err;