| Message ID | 1385594950-2662-1-git-send-email-puzman@gmail.com |
|---|---|
| State | Superseded, archived |
| Delegated to: | David Miller |
| Headers | show |
diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c index 27ffe0e..6764e59 100644 --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c @@ -2157,6 +2157,10 @@ static int pch_gbe_xmit_frame(struct sk_buff *skb, struct net_device *netdev) /* CRC,ITAG no support */ pch_gbe_tx_queue(adapter, tx_ring, skb); + + if (unlikely(!PCH_GBE_DESC_UNUSED(tx_ring))) + netif_stop_queue(netdev); + spin_unlock_irqrestore(&tx_ring->tx_lock, flags); return NETDEV_TX_OK; }
According to Documentation/networking/driver.txt the ndo_start_xmit method should not return NETDEV_TX_BUSY under normal circumstances. Stop the transmit queue when tx_ring is full. Signed-off-by: Ondrej Puzman <puzman@gmail.com> --- .../net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)