From: Krishna Kumar <krkumar2@in.ibm.com>
Date: Wed, 14 Oct 2009 19:54:19 +0000 (+0000)
Subject: cxgb3: No need to wake queue in xmit handler
X-Git-Tag: upstream/snapshot3+hdmi~16449^2~771
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0d9a40de60a4470777913d8d42044ae548e6545d;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

cxgb3: No need to wake queue in xmit handler

The xmit handler doesn't need to wake the queue after stopping
it temporarily (some other drivers are doing the same).

Patch on net-next-2.6, multiple netperf sessions tested.

Signed-off-by: Krishna Kumar <krkumar2@in.ibm.com>
Acked-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/cxgb3/sge.c b/drivers/net/cxgb3/sge.c
index b7f4ee4..47b352d 100644
--- a/drivers/net/cxgb3/sge.c
+++ b/drivers/net/cxgb3/sge.c
@@ -1260,7 +1260,7 @@ netdev_tx_t t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
 		if (should_restart_tx(q) &&
 		    test_and_clear_bit(TXQ_ETH, &qs->txq_stopped)) {
 			q->restarts++;
-			netif_tx_wake_queue(txq);
+			netif_tx_start_queue(txq);
 		}
 	}