From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [PATCH v4 6/8] net/vdev_netvsc: skip routed netvsc
	probing
Date: Thu, 18 Jan 2018 10:26:47 -0800
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Cc: Ferruh Yigit <ferruh.yigit@intel.com>, Thomas Monjalon
 <thomas@monjalon.net>, dev@dpdk.org, Raslan Darawsheh
 <rasland@mellanox.com>
To: Matan Azrad <matan@mellanox.com>
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On Thu, 18 Jan 2018 08:43:44 +0000
Matan Azrad <matan@mellanox.com> wrote:

> NetVSC netdevices which are already routed should not be probed because
> they are used for management purposes by the HyperV.
> 
> prevent routed netvsc devices probing.
> 
> Signed-off-by: Raslan Darawsheh <rasland@mellanox.com>
> Signed-off-by: Matan Azrad <matan@mellanox.com>

Just checking for interface IPv4 or IPv6 (non-link local) is enough.
If device has a L3 address than skip it.

No need to read route table which maybe huge in some environments.