Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

drivers/net/ethernet/amd/xgbe/xgbe-dev.c

@@ -1595,7 +1595,7 @@ static void xgbe_dev_xmit(struct xgbe_channel *channel)
 				  packet->rdesc_count, 1);
 
 	/* Make sure ownership is written to the descriptor */
-	wmb();
+	smp_wmb();
 
 	ring->cur = cur_index + 1;
 	if (!packet->skb->xmit_more ||

drivers/net/ethernet/amd/xgbe/xgbe-drv.c

@@ -1820,6 +1820,10 @@ static int xgbe_tx_poll(struct xgbe_channel *channel)
 		return 0;
 
 	cur = ring->cur;
+
+	/* Be sure we get ring->cur before accessing descriptor data */
+	smp_rmb();
+
 	txq = netdev_get_tx_queue(netdev, channel->queue_index);
 
 	while ((processed < XGBE_TX_DESC_MAX_PROC) &&