netdev - Re: [net-next PATCH 02/15] net: Merge VXLAN and GENEVE push notifiers into a single notifier

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Date:	Mon, 13 Jun 2016 19:57:31 +0200
From:	Hannes Frederic Sowa <hannes@...hat.com>
To:	Alexander Duyck <aduyck@...antis.com>, netdev@...r.kernel.org,
	intel-wired-lan@...ts.osuosl.org
Cc:	jesse@...nel.org, jbenc@...hat.com, alexander.duyck@...il.com,
	saeedm@...lanox.com, ariel.elior@...gic.com, tom@...bertland.com,
	Dept-GELinuxNICDev@...gic.com, davem@...emloft.net,
	eugenia@...lanox.com
Subject: Re: [net-next PATCH 02/15] net: Merge VXLAN and GENEVE push notifiers
 into a single notifier

Hi Alex,

very cool series!

On 13.06.2016 19:48, Alexander Duyck wrote:
> diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
> index d101e4d904ba..e959b6348f91 100644
> --- a/include/linux/netdevice.h
> +++ b/include/linux/netdevice.h
> @@ -1269,6 +1269,14 @@ struct net_device_ops {
>  	void			(*ndo_del_geneve_port)(struct  net_device *dev,
>  						       sa_family_t sa_family,
>  						       __be16 port);
> +	void			(*ndo_add_udp_enc_port)(struct  net_device *dev,
> +						       sa_family_t sa_family,
> +						       __be16 port,
> +						       unsigned int type);
> +	void			(*ndo_del_udp_enc_port)(struct  net_device *dev,
> +						       sa_family_t sa_family,
> +						       __be16 port,
> +						       unsigned int type);
>  	void*			(*ndo_dfwd_add_station)(struct net_device *pdev,
>  							struct net_device *dev);
>  	void			(*ndo_dfwd_del_station)(struct net_device *pdev,

What do you think about adding a struct as argument to
ndo_*_udp_enc_port? As a result we can much easier add new fields in
case future NICs allow us to e.g. specify a bound ip address?

Thanks,
Hannes