1 files changed, 9 insertions, 32 deletions

diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 6bd63cc67b3e..ca7cd7e2bf23 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -1048,8 +1048,6 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
 	if (pci_using_dac)
 		netdev->features |= NETIF_F_HIGHDMA;
 
-	netdev->features |= NETIF_F_LLTX;
-
 	netdev->vlan_features |= NETIF_F_TSO;
 	netdev->vlan_features |= NETIF_F_TSO6;
 	netdev->vlan_features |= NETIF_F_HW_CSUM;
@@ -1368,8 +1366,6 @@ static int __devinit e1000_sw_init(struct e1000_adapter *adapter)
 		return -ENOMEM;
 	}
 
-	spin_lock_init(&adapter->tx_queue_lock);
-
 	/* Explicitly disable IRQ since the NIC can be in any state. */
 	e1000_irq_disable(adapter);
 
@@ -1624,7 +1620,6 @@ setup_tx_desc_die:
 
 	txdr->next_to_use = 0;
 	txdr->next_to_clean = 0;
-	spin_lock_init(&txdr->tx_lock);
 
 	return 0;
 }
@@ -2865,11 +2860,11 @@ static bool e1000_tx_csum(struct e1000_adapter *adapter,
 		return false;
 
 	switch (skb->protocol) {
-	case __constant_htons(ETH_P_IP):
+	case cpu_to_be16(ETH_P_IP):
 		if (ip_hdr(skb)->protocol == IPPROTO_TCP)
 			cmd_len |= E1000_TXD_CMD_TCP;
 		break;
-	case __constant_htons(ETH_P_IPV6):
+	case cpu_to_be16(ETH_P_IPV6):
 		/* XXX not handling all IPV6 headers */
 		if (ipv6_hdr(skb)->nexthdr == IPPROTO_TCP)
 			cmd_len |= E1000_TXD_CMD_TCP;
@@ -3185,7 +3180,6 @@ static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 	unsigned int max_txd_pwr = E1000_MAX_TXD_PWR;
 	unsigned int tx_flags = 0;
 	unsigned int len = skb->len - skb->data_len;
-	unsigned long flags;
 	unsigned int nr_frags;
 	unsigned int mss;
 	int count = 0;
@@ -3290,22 +3284,15 @@ static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 	    (hw->mac_type == e1000_82573))
 		e1000_transfer_dhcp_info(adapter, skb);
 
-	if (!spin_trylock_irqsave(&tx_ring->tx_lock, flags))
-		/* Collision - tell upper layer to requeue */
-		return NETDEV_TX_LOCKED;
-
 	/* need: count + 2 desc gap to keep tail from touching
 	 * head, otherwise try next time */
-	if (unlikely(e1000_maybe_stop_tx(netdev, tx_ring, count + 2))) {
-		spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
+	if (unlikely(e1000_maybe_stop_tx(netdev, tx_ring, count + 2)))
 		return NETDEV_TX_BUSY;
-	}
 
 	if (unlikely(hw->mac_type == e1000_82547)) {
 		if (unlikely(e1000_82547_fifo_workaround(adapter, skb))) {
 			netif_stop_queue(netdev);
 			mod_timer(&adapter->tx_fifo_stall_timer, jiffies + 1);
-			spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
 			return NETDEV_TX_BUSY;
 		}
 	}
@@ -3320,7 +3307,6 @@ static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 	tso = e1000_tso(adapter, tx_ring, skb);
 	if (tso < 0) {
 		dev_kfree_skb_any(skb);
-		spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
 		return NETDEV_TX_OK;
 	}
 
@@ -3345,7 +3331,6 @@ static int e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 	/* Make sure there is space in the ring for the next send. */
 	e1000_maybe_stop_tx(netdev, tx_ring, MAX_SKB_FRAGS + 2);
 
-	spin_unlock_irqrestore(&tx_ring->tx_lock, flags);
 	return NETDEV_TX_OK;
 }
 
@@ -3687,12 +3672,12 @@ static irqreturn_t e1000_intr_msi(int irq, void *data)
 			mod_timer(&adapter->watchdog_timer, jiffies + 1);
 	}
 
-	if (likely(netif_rx_schedule_prep(&adapter->napi))) {
+	if (likely(napi_schedule_prep(&adapter->napi))) {
 		adapter->total_tx_bytes = 0;
 		adapter->total_tx_packets = 0;
 		adapter->total_rx_bytes = 0;
 		adapter->total_rx_packets = 0;
-		__netif_rx_schedule(&adapter->napi);
+		__napi_schedule(&adapter->napi);
 	} else
 		e1000_irq_enable(adapter);
 
@@ -3747,12 +3732,12 @@ static irqreturn_t e1000_intr(int irq, void *data)
 		ew32(IMC, ~0);
 		E1000_WRITE_FLUSH();
 	}
-	if (likely(netif_rx_schedule_prep(&adapter->napi))) {
+	if (likely(napi_schedule_prep(&adapter->napi))) {
 		adapter->total_tx_bytes = 0;
 		adapter->total_tx_packets = 0;
 		adapter->total_rx_bytes = 0;
 		adapter->total_rx_packets = 0;
-		__netif_rx_schedule(&adapter->napi);
+		__napi_schedule(&adapter->napi);
 	} else
 		/* this really should not happen! if it does it is basically a
 		 * bug, but not a hard error, so enable ints and continue */
@@ -3773,15 +3758,7 @@ static int e1000_clean(struct napi_struct *napi, int budget)
 
 	adapter = netdev_priv(poll_dev);
 
-	/* e1000_clean is called per-cpu.  This lock protects
-	 * tx_ring[0] from being cleaned by multiple cpus
-	 * simultaneously.  A failure obtaining the lock means
-	 * tx_ring[0] is currently being cleaned anyway. */
-	if (spin_trylock(&adapter->tx_queue_lock)) {
-		tx_cleaned = e1000_clean_tx_irq(adapter,
-						&adapter->tx_ring[0]);
-		spin_unlock(&adapter->tx_queue_lock);
-	}
+	tx_cleaned = e1000_clean_tx_irq(adapter, &adapter->tx_ring[0]);
 
 	adapter->clean_rx(adapter, &adapter->rx_ring[0],
 	                  &work_done, budget);
@@ -3793,7 +3770,7 @@ static int e1000_clean(struct napi_struct *napi, int budget)
 	if (work_done < budget) {
 		if (likely(adapter->itr_setting & 3))
 			e1000_set_itr(adapter);
-		netif_rx_complete(napi);
+		napi_complete(napi);
 		e1000_irq_enable(adapter);
 	}