Kick the transmission only if this is the last SKB to transmit or the queue is not already stopped.
Signed-off-by: Florian Fainelli <[email protected]> --- drivers/net/ethernet/rdc/r6040.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/rdc/r6040.c b/drivers/net/ethernet/rdc/r6040.c index 4bf78f18a937..96b2d639c3c1 100644 --- a/drivers/net/ethernet/rdc/r6040.c +++ b/drivers/net/ethernet/rdc/r6040.c @@ -840,7 +840,8 @@ static netdev_tx_t r6040_start_xmit(struct sk_buff *skb, skb_tx_timestamp(skb); /* Trigger the MAC to check the TX descriptor */ - iowrite16(TM2TX, ioaddr + MTPR); + if (!skb->xmit_more || netif_queue_stopped(dev)) + iowrite16(TM2TX, ioaddr + MTPR); lp->tx_insert_ptr = descptr->vndescp; /* If no tx resource, stop */ -- 2.7.4
