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path: root/drivers/net/ixgbe/ixgbe_main.c
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Diffstat (limited to 'drivers/net/ixgbe/ixgbe_main.c')
-rw-r--r--drivers/net/ixgbe/ixgbe_main.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 7d6a415..e32af43 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -748,6 +748,7 @@ static bool ixgbe_clean_tx_irq(struct ixgbe_q_vector *q_vector,
while ((eop_desc->wb.status & cpu_to_le32(IXGBE_TXD_STAT_DD)) &&
(count < tx_ring->work_limit)) {
bool cleaned = false;
+ rmb(); /* read buffer_info after eop_desc */
for ( ; !cleaned; count++) {
struct sk_buff *skb;
tx_desc = IXGBE_TX_DESC_ADV(*tx_ring, i);
@@ -6155,9 +6156,11 @@ static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb)
txq &= (adapter->ring_feature[RING_F_FCOE].indices - 1);
txq += adapter->ring_feature[RING_F_FCOE].mask;
return txq;
+#ifdef CONFIG_IXGBE_DCB
} else if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
txq = adapter->fcoe.up;
return txq;
+#endif
}
}
#endif
@@ -6216,10 +6219,14 @@ static netdev_tx_t ixgbe_xmit_frame(struct sk_buff *skb,
if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED &&
(skb->protocol == htons(ETH_P_FCOE) ||
skb->protocol == htons(ETH_P_FIP))) {
- tx_flags &= ~(IXGBE_TX_FLAGS_VLAN_PRIO_MASK
- << IXGBE_TX_FLAGS_VLAN_SHIFT);
- tx_flags |= ((adapter->fcoe.up << 13)
- << IXGBE_TX_FLAGS_VLAN_SHIFT);
+#ifdef CONFIG_IXGBE_DCB
+ if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
+ tx_flags &= ~(IXGBE_TX_FLAGS_VLAN_PRIO_MASK
+ << IXGBE_TX_FLAGS_VLAN_SHIFT);
+ tx_flags |= ((adapter->fcoe.up << 13)
+ << IXGBE_TX_FLAGS_VLAN_SHIFT);
+ }
+#endif
/* flag for FCoE offloads */
if (skb->protocol == htons(ETH_P_FCOE))
tx_flags |= IXGBE_TX_FLAGS_FCOE;
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