| From | Greg Kroah-Hartman <> | Subject | [ 57/68] drivers: net: ethernet: cpsw: use netif_wake_queue() while restarting tx queue | Date | Tue, 2 Apr 2013 15:13:46 -0700 |
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3.4-stable review patch. If anyone has any objections, please let me know.
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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: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/net/ethernet/ti/cpsw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -249,7 +249,7 @@ void cpsw_tx_handler(void *token, int le 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);
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