Re: [net-next PATCH 2/2] drivers: net: ethernet: davinci_emac: use netif_wake_queue() while restarting tx queue

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On Wed, 2013-03-27 at 20:12 +0530, Mugunthan V N wrote:
> 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@xxxxxxxxxxxxxxxxxxxxxx>
> Suggested-by: Sriramakrishnan A G <srk@xxxxxx>
> Signed-off-by: Mugunthan V N <mugunthanvnm@xxxxxx>
> ---
>  drivers/net/ethernet/ti/davinci_emac.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c
> index 8121a3d..6a0b477 100644
> --- a/drivers/net/ethernet/ti/davinci_emac.c
> +++ b/drivers/net/ethernet/ti/davinci_emac.c
> @@ -1053,7 +1053,7 @@ static void emac_tx_handler(void *token, int len, int status)
>  	 * queue is stopped then start the queue as we have free desc for tx
>  	 */
>  	if (unlikely(netif_queue_stopped(ndev)))
> -		netif_start_queue(ndev);
> +		netif_wake_queue(ndev);
>  	ndev->stats.tx_packets++;
>  	ndev->stats.tx_bytes += len;
>  	dev_kfree_skb_any(skb);


same remark here, its a bug fix

Acked-by: Eric Dumazet <edumazet@xxxxxxxxxx>



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