netdev - Re: [PATCH RFC net-next] net: Allow name change of IFF

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Message-ID: <87lgmrsawo.fsf@vitty.brq.redhat.com>
Date:   Thu, 10 Aug 2017 17:24:55 +0200
From:   Vitaly Kuznetsov <vkuznets@...hat.com>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     Eric Dumazet <eric.dumazet@...il.com>,
        network dev <netdev@...r.kernel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Stephen Hemminger <stephen@...workplumber.org>
Subject: Re: [PATCH RFC net-next] net: Allow name change of IFF_UP interfaces

Andrew Lunn <andrew@...n.ch> writes:

>> We are - rtnetlink_event() does the job. We, however, don't have a
>> special IFLA_EVENT_* for name change and end up with IFLA_EVENT_NONE.
>
> What is in this event? Old and new name? Just the new name?

Basically, it's everything we know about the interface - type, index,
name, mtu, qdisc, ... - see rtnl_fill_ifinfo(). Back to your question -
it's only the new name.

-- 
  Vitaly