diff options
Diffstat (limited to 'drivers/net/r8169.c')
| -rw-r--r-- | drivers/net/r8169.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index d9bb51bb4b9d..c921ec32c232 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -2570,6 +2570,15 @@ static void rtl8169_tx_interrupt(struct net_device *dev, (TX_BUFFS_AVAIL(tp) >= MAX_SKB_FRAGS)) { netif_wake_queue(dev); } + /* + * 8168 hack: TxPoll requests are lost when the Tx packets are + * too close. Let's kick an extra TxPoll request when a burst + * of start_xmit activity is detected (if it is not detected, + * it is slow enough). -- FR + */ + smp_rmb(); + if (tp->cur_tx != dirty_tx) + RTL_W8(TxPoll, NPQ); } } |