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path: root/drivers/net/e1000/e1000_main.c
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Diffstat (limited to 'drivers/net/e1000/e1000_main.c')
-rw-r--r--drivers/net/e1000/e1000_main.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index f604a1dea399..3c37c40339fb 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -3400,13 +3400,15 @@ e1000_clean_tx_irq(struct e1000_adapter *adapter,
3400 3400
3401 tx_ring->next_to_clean = i; 3401 tx_ring->next_to_clean = i;
3402 3402
3403 spin_lock(&tx_ring->tx_lock); 3403#define TX_WAKE_THRESHOLD 32
3404
3405 if (unlikely(cleaned && netif_queue_stopped(netdev) && 3404 if (unlikely(cleaned && netif_queue_stopped(netdev) &&
3406 netif_carrier_ok(netdev))) 3405 netif_carrier_ok(netdev))) {
3407 netif_wake_queue(netdev); 3406 spin_lock(&tx_ring->tx_lock);
3408 3407 if (netif_queue_stopped(netdev) &&
3409 spin_unlock(&tx_ring->tx_lock); 3408 (E1000_DESC_UNUSED(tx_ring) >= TX_WAKE_THRESHOLD))
3409 netif_wake_queue(netdev);
3410 spin_unlock(&tx_ring->tx_lock);
3411 }
3410 3412
3411 if (adapter->detect_tx_hung) { 3413 if (adapter->detect_tx_hung) {
3412 /* Detect a transmit hang in hardware, this serializes the 3414 /* Detect a transmit hang in hardware, this serializes the