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Merge branches 'acpi-bus', 'acpi-pci', 'acpica' and 'acpi-doc'
[cascardo/linux.git]
/
drivers
/
net
/
ethernet
/
qlogic
/
qlcnic
/
qlcnic_io.c
diff --git
a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
index
607bb7d
..
87c642d
100644
(file)
--- a/
drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
+++ b/
drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
@@
-772,6
+772,8
@@
netdev_tx_t qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
tx_ring->tx_stats.tx_bytes += skb->len;
tx_ring->tx_stats.xmit_called++;
+ /* Ensure writes are complete before HW fetches Tx descriptors */
+ wmb();
qlcnic_update_cmd_producer(tx_ring);
return NETDEV_TX_OK;