Re: [PATCH 3/5] net: mvneta: Don't check NETIF_F_GRO ourself

[Gregory CLEMENT]

Hi Jisheng,
 
 On mer., aoÃt 29 2018, Jisheng Zhang <Jisheng.Zhang@xxxxxxxxxxxxx> wrote:

> napi_gro_receive() checks NETIF_F_GRO bit as well, if the bit is not
> set, we will go through GRO_NORMAL in napi_skb_finish(), so fall back
> to netif_receive_skb_internal(), so we don't need to check NETIF_F_GRO
> ourself.

this one is not a fix and it should go to net-next.

And for the patch it looks OK:

Reviewed-by: Gregory CLEMENT <gregory.clement@xxxxxxxxxxx>

Thanks,

Gregory


>
> Signed-off-by: Jisheng Zhang <Jisheng.Zhang@xxxxxxxxxxxxx>
> ---
>  drivers/net/ethernet/marvell/mvneta.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
> index d9206094fce3..06634d4f9b94 100644
> --- a/drivers/net/ethernet/marvell/mvneta.c
> +++ b/drivers/net/ethernet/marvell/mvneta.c
> @@ -2065,10 +2065,7 @@ static int mvneta_rx_swbm(struct napi_struct *napi,
>  		/* Linux processing */
>  		rxq->skb->protocol = eth_type_trans(rxq->skb, dev);
>  
> -		if (dev->features & NETIF_F_GRO)
> -			napi_gro_receive(napi, rxq->skb);
> -		else
> -			netif_receive_skb(rxq->skb);
> +		napi_gro_receive(napi, rxq->skb);
>  
>  		/* clean uncomplete skb pointer in queue */
>  		rxq->skb = NULL;
> -- 
> 2.18.0
>
>
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-- 
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com