netdev - Re: [RFC net-next 22/22] openvswitch: Use regular GRE net

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Message-ID: <20150717105853.GB18033@pox.localdomain>
Date:	Fri, 17 Jul 2015 12:58:53 +0200
From:	Thomas Graf <tgraf@...g.ch>
To:	Pravin Shelar <pshelar@...ira.com>
Cc:	Simon Horman <simon.horman@...ronome.com>,
	Roopa Prabhu <roopa@...ulusnetworks.com>, rshearma@...cade.com,
	ebiederm <ebiederm@...ssion.com>,
	Hannes Frederic Sowa <hannes@...essinduktion.org>,
	Jesse Gross <jesse@...ira.com>,
	David Miller <davem@...emloft.net>,
	Daniel Borkmann <daniel@...earbox.net>, tom@...bertland.com,
	Eric Dumazet <edumazet@...gle.com>,
	Ji???? P??rko <jiri@...nulli.us>, marcelo.leitner@...il.com,
	Stephen Hemminger <stephen@...workplumber.org>,
	Justin Pettit <jpettit@...ira.com>,
	Patrick McHardy <kaber@...sh.net>,
	netdev <netdev@...r.kernel.org>,
	"dev@...nvswitch.org" <dev@...nvswitch.org>
Subject: Re: [RFC net-next 22/22] openvswitch: Use regular GRE net_device
 instead of vport

On 07/16/15 at 02:36pm, Pravin Shelar wrote:
> On Thu, Jul 16, 2015 at 7:52 AM, Thomas Graf <tgraf@...g.ch> wrote:
> > I'm inclined to change this and use an in-kernel API as well to
> > create the net_device just like VXLAN does in patch 21.
> >
> > Pravin, what do you think?
> 
> About the vxlan APIs we also need to direct netlink interface for
> userspace to configure vxlan device. This will allow us to remove
> vxlan compat code from ovs vport-netdev.c in future.

Do you mean creating the tunnel devices from user space? This would
break existing users of the OVS Netlink interface. How do you want
to prevent that?
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