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Date:	Sat, 21 Jan 2012 18:39:57 +0100
From:	Krzysztof Halasa <>
To:	Ben Greear <>
Cc:	David Miller <>,
Subject: Re: Why is gre0 auto-created, and can we fix it?

Ben Greear <> writes:

>>> As far as I can tell, no other interfaces are auto-created
>>> in this manner.
>> ip6tnl0 and sit0 do it too, just grep for alloc_netdev() under
>> net/{ipv4,ipv6}/
> So, no changing the behaviour?

Perhaps making it CONFIGurable would be safe enough, not that I like
CONFIG options for all tiny details (one may argue it's not a tiny

Haven't looked at the actual code.
Krzysztof Halasa
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