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Subject[ 159/171 ] drivers: net: ethernet: cpsw: use netif_wake_queue() while restarting tx queue
3.6.11.2 stable review patch.
If anyone has any objections, please let me know.

------------------

From: Mugunthan V N <mugunthanvnm@ti.com>

[ Upstream commit b56d6b3fca6d1214dbc9c5655f26e5d4ec04afc8 ]

To restart tx queue use netif_wake_queue() intead of netif_start_queue()
so that net schedule will restart transmission immediately which will
increase network performance while doing huge data transfers.

Reported-by: Dan Franke <dan.franke@schneider-electric.com>
Suggested-by: Sriramakrishnan A G <srk@ti.com>
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
drivers/net/ethernet/ti/cpsw.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index 1e5d85b..0ab0a10 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -250,7 +250,7 @@ void cpsw_tx_handler(void *token, int len, int status)
struct cpsw_priv *priv = netdev_priv(ndev);

if (unlikely(netif_queue_stopped(ndev)))
- netif_start_queue(ndev);
+ netif_wake_queue(ndev);
priv->stats.tx_packets++;
priv->stats.tx_bytes += len;
dev_kfree_skb_any(skb);
--
1.7.10.4



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