linux-kernel - Re: [PATCH 2/2] ehea: NAPI multi queue TX/RX path for SMP

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Message-Id: <1178081983.5296.5.camel@concordia.ozlabs.ibm.com>
Date:	Wed, 02 May 2007 14:59:43 +1000
From:	Michael Ellerman <michael@...erman.id.au>
To:	Jan-Bernd Themann <ossthema@...ibm.com>
Cc:	Jeff Garzik <jeff@...zik.org>, Thomas Klein <tklein@...ibm.com>,
	Jan-Bernd Themann <themann@...ibm.com>,
	netdev <netdev@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-ppc <linuxppc-dev@...abs.org>,
	Christoph Raisch <raisch@...ibm.com>,
	Marcus Eder <meder@...ibm.com>,
	Stefan Roscher <stefan.roscher@...ibm.com>
Subject: Re: [PATCH 2/2] ehea: NAPI multi queue TX/RX path for SMP

On Wed, 2007-02-28 at 18:34 +0100, Jan-Bernd Themann wrote:
> This patch provides a functionality that allows parallel 
> RX processing on multiple RX queues by using dummy netdevices.
> 
> 
> Signed-off-by: Jan-Bernd Themann <themann@...ibm.com>
> ---

> @@ -1789,6 +1798,22 @@ static void ehea_xmit3(struct sk_buff *s
>  	dev_kfree_skb(skb);
>  }
>  
> +static inline int ehea_hash_skb(struct sk_buff *skb, int num_qps)
> +{
> +	struct tcphdr *tcp;
> +	u32 tmp;
> +
> +	if ((skb->protocol == htons(ETH_P_IP)) &&
> +	    (skb->nh.iph->protocol == IPPROTO_TCP)) {

This breaks the build, looks like skb->nh went away:
b0e380b1d8a8e0aca215df97702f99815f05c094

/scratch/michael/kisskb-build/src/drivers/net/ehea/ehea_main.c:1806: error: 'struct sk_buff' has no member named 'nh'
/scratch/michael/kisskb-build/src/drivers/net/ehea/ehea_main.c:1807: error: 'struct sk_buff' has no member named 'nh'
/scratch/michael/kisskb-build/src/drivers/net/ehea/ehea_main.c:1807: error: 'struct sk_buff' has no member named 'nh'
/scratch/michael/kisskb-build/src/drivers/net/ehea/ehea_main.c:1809: error: 'struct sk_buff' has no member named 'nh'

cheers

-- 
Michael Ellerman
OzLabs, IBM Australia Development Lab

wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)

We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person

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