diff mbox

[net-next-2.6] r8169: add gro support

Message ID 1283834799.2585.476.camel@edumazet-laptop
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Eric Dumazet Sept. 7, 2010, 4:46 a.m. UTC
- Use napi_gro_receive() and vlan_gro_receive()
- Enable GRO by default

Tested on a RTL8111/8168 adapter

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
CC: Francois Romieu <romieu@fr.zoreil.com>
---
 drivers/net/r8169.c |   10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)



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Comments

Francois Romieu Sept. 7, 2010, 8:24 p.m. UTC | #1
Eric Dumazet <eric.dumazet@gmail.com> :
> - Use napi_gro_receive() and vlan_gro_receive()
> - Enable GRO by default
> 
> Tested on a RTL8111/8168 adapter
> 
> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
> CC: Francois Romieu <romieu@fr.zoreil.com>
[...]
> @@ -1076,7 +1076,12 @@ static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
>  	int ret;
>  
>  	if (vlgrp && (opts2 & RxVlanTag)) {
> -		__vlan_hwaccel_rx(skb, vlgrp, swab16(opts2 & 0xffff), polling);
> +		u16 vtag = swab16(opts2 & 0xffff);
> +
> +		if (polling)

		if (likely(polling))

Otherwise Acked-by: Francois Romieu <romieu@fr.zoreil.com>
David Miller Sept. 7, 2010, 8:47 p.m. UTC | #2
From: Francois Romieu <romieu@fr.zoreil.com>
Date: Tue, 7 Sep 2010 22:24:45 +0200

> Eric Dumazet <eric.dumazet@gmail.com> :
>> - Use napi_gro_receive() and vlan_gro_receive()
>> - Enable GRO by default
>> 
>> Tested on a RTL8111/8168 adapter
>> 
>> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
>> CC: Francois Romieu <romieu@fr.zoreil.com>
> [...]
>> @@ -1076,7 +1076,12 @@ static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
>>  	int ret;
>>  
>>  	if (vlgrp && (opts2 & RxVlanTag)) {
>> -		__vlan_hwaccel_rx(skb, vlgrp, swab16(opts2 & 0xffff), polling);
>> +		u16 vtag = swab16(opts2 & 0xffff);
>> +
>> +		if (polling)
> 
> 		if (likely(polling))
> 
> Otherwise Acked-by: Francois Romieu <romieu@fr.zoreil.com>

I've made this change and applied the patch, thanks guys!
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diff mbox

Patch

diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 56a11e2..ddff42b 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -1076,7 +1076,12 @@  static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc,
 	int ret;
 
 	if (vlgrp && (opts2 & RxVlanTag)) {
-		__vlan_hwaccel_rx(skb, vlgrp, swab16(opts2 & 0xffff), polling);
+		u16 vtag = swab16(opts2 & 0xffff);
+
+		if (polling)
+			vlan_gro_receive(&tp->napi, vlgrp, vtag, skb);
+		else
+			__vlan_hwaccel_rx(skb, vlgrp, vtag, polling);
 		ret = 0;
 	} else
 		ret = -1;
@@ -3186,6 +3191,7 @@  rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 #ifdef CONFIG_R8169_VLAN
 	dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
 #endif
+	dev->features |= NETIF_F_GRO;
 
 	tp->intr_mask = 0xffff;
 	tp->align = cfg->align;
@@ -4561,7 +4567,7 @@  static int rtl8169_rx_interrupt(struct net_device *dev,
 
 			if (rtl8169_rx_vlan_skb(tp, desc, skb, polling) < 0) {
 				if (likely(polling))
-					netif_receive_skb(skb);
+					napi_gro_receive(&tp->napi, skb);
 				else
 					netif_rx(skb);
 			}