[net-next,03/10] ixgbe: Update ATR to use recorded TX queues instead of CPU for routing

Submitted by Jeff Kirsher on July 22, 2011, 2:01 a.m.

Details

Message ID 1311300078-12876-4-git-send-email-jeffrey.t.kirsher@intel.com
State Changes Requested
Delegated to: David Miller
Headers show

Commit Message

Jeff Kirsher July 22, 2011, 2:01 a.m.
From: Alexander Duyck <alexander.h.duyck@intel.com>

This change is meant to update ATR so that it will use the recorded RX
queue instead of the CPU in the case of routing.  This change is meant to
help ixgbe default behavior to more closely match that of the kernel.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Ross Brattain <ross.b.brattain@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
---
 drivers/net/ixgbe/ixgbe_main.c |    7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)

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diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index de30796..f05ddf3 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -6795,11 +6795,10 @@  static int ixgbe_maybe_stop_tx(struct ixgbe_ring *tx_ring, u16 size)
 static u16 ixgbe_select_queue(struct net_device *dev, struct sk_buff *skb)
 {
 	struct ixgbe_adapter *adapter = netdev_priv(dev);
-	int txq = smp_processor_id();
+	int txq = skb_rx_queue_recorded(skb) ? skb_get_rx_queue(skb) :
+					       smp_processor_id();
 #ifdef IXGBE_FCOE
-	__be16 protocol;
-
-	protocol = vlan_get_protocol(skb);
+	__be16 protocol = vlan_get_protocol(skb);
 
 	if (((protocol == htons(ETH_P_FCOE)) ||
 	    (protocol == htons(ETH_P_FIP))) &&