netdev - Re: [PATCH net-next v2 2/3] netpoll: add IPv6 support

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Date:	Thu, 03 Jan 2013 23:08:58 +0800
From:	Cong Wang <amwang@...hat.com>
To:	David Miller <davem@...emloft.net>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net-next v2 2/3] netpoll: add IPv6 support

On Thu, 2013-01-03 at 01:54 -0800, David Miller wrote:
> From: Cong Wang <amwang@...hat.com>
> Date: Thu,  3 Jan 2013 12:50:22 +0800
> 
> > -static inline int udp6_csum_init(struct sk_buff *skb, struct udphdr *uh,
> > -				 int proto)
> > +int udp6_csum_init(struct sk_buff *skb, struct udphdr *uh, int proto)
> >  {
> >  	int err;
> >  
> > -- 
> > 1.7.7.6
> > 
> 
> With IPV6=m and NETPOLL=y using this symbol will not work.
> 

Good point!

One solution is to introduce a new Kconfig option:

+config NETPOLL6
+       depends on (IPV6 || IPV6=n)
+       def_bool NETPOLL
+

and move these IPV6 code under #ifdef CONFIG_NETPOLL6.


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