From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762308Ab3DBWix (ORCPT ); Tue, 2 Apr 2013 18:38:53 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:33235 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933457Ab3DBWNF (ORCPT ); Tue, 2 Apr 2013 18:13:05 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dan Franke , Sriramakrishnan A G , Mugunthan V N , Eric Dumazet , "David S. Miller" Subject: [ 109/124] drivers: net: ethernet: cpsw: use netif_wake_queue() while restarting tx queue Date: Tue, 2 Apr 2013 15:11:31 -0700 Message-Id: <20130402221116.824973254@linuxfoundation.org> X-Mailer: git-send-email 1.8.1.rc1.5.g7e0651a In-Reply-To: <20130402221104.163133110@linuxfoundation.org> References: <20130402221104.163133110@linuxfoundation.org> User-Agent: quilt/0.60-5.1.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.8-stable review patch. If anyone has any objections, please let me know. ------------------ From: Mugunthan V N [ 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 Suggested-by: Sriramakrishnan A G Signed-off-by: Mugunthan V N Acked-by: Eric Dumazet Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- 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 @@ -375,7 +375,7 @@ 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); cpts_tx_timestamp(&priv->cpts, skb); priv->stats.tx_packets++; priv->stats.tx_bytes += len;