drivers: Remove explicit invocations of mmiowb()

[linux.git] / drivers / net / ethernet / intel / igbvf / netdev.c

diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c
index 4eab83faec6208b052b74024bd67f53a10756de9..34cd30d7162f9ab1a14523767ca92122ec7eb61e 100644 (file)
--- a/drivers/net/ethernet/intel/igbvf/netdev.c
+++ b/drivers/net/ethernet/intel/igbvf/netdev.c
@@ -2279,10 +2279,6 @@ static inline void igbvf_tx_queue_adv(struct igbvf_adapter *adapter,
        tx_ring->buffer_info[first].next_to_watch = tx_desc;
        tx_ring->next_to_use = i;
        writel(i, adapter->hw.hw_addr + tx_ring->tail);
-       /* we need this if more than one processor can write to our tail
-        * at a time, it synchronizes IO on IA64/Altix systems
-        */
-       mmiowb();
 }
 
 static netdev_tx_t igbvf_xmit_frame_ring_adv(struct sk_buff *skb,