From: Stephen Hemminger <stephen@networkplumber.org>
To: Hannes Frederic Sowa <hannes@stressinduktion.org>
Cc: Maximilian Wilhelm <max@rfc2324.org>, netdev@vger.kernel.org
Subject: Re: [RFC] Stable interface index option
Date: Tue, 1 Dec 2015 08:06:52 -0800 [thread overview]
Message-ID: <20151201080652.5cba6f8b@xeon-e3> (raw)
In-Reply-To: <1448985743.3387258.454809153.36540D70@webmail.messagingengine.com>
On Tue, 01 Dec 2015 17:02:23 +0100
Hannes Frederic Sowa <hannes@stressinduktion.org> wrote:
> On Tue, Dec 1, 2015, at 16:50, Maximilian Wilhelm wrote:
> > > I'm not sure I understand how this would work- are we going to
> > > pin down the ifindex for some subset of interfaces?
> >
> > I'm not sure what your idea is, but I guess we might mean the same
> > thing:
> >
> > What I have in mind is that the user can supply a list of (ifname ->
> > ifindex) entries via a sysfs/procfs interface and if such a list is
> > present, the kernel will search the list for every ifname which is
> > registered and check if there is an entry. If there is, the ifindex
> > for this entry is used. If there is no entry found for the given
> > ifname, the usual algorithm is used (therefore inherently providing
> > backward compatibility).
>
> Sorry to ask because I don't like this feature at all. There was a lot
> of work on stable interface names. Why do you need stable ifindexes,
> which were never meant to be stable for a longer amount of time?
Also current versions of SNMP provide more useful information about
network interface slot information in ifDescription
next prev parent reply other threads:[~2015-12-01 16:06 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-01 12:04 [RFC] Stable interface index option Maximilian Wilhelm
2015-12-01 15:34 ` Sowmini Varadhan
2015-12-01 15:50 ` Maximilian Wilhelm
2015-12-01 16:02 ` Hannes Frederic Sowa
2015-12-01 16:06 ` Stephen Hemminger [this message]
2015-12-01 19:28 ` David Miller
2015-12-01 20:20 ` Stephen Hemminger
2015-12-01 20:57 ` David Miller
2015-12-01 21:06 ` Sowmini Varadhan
2015-12-01 21:14 ` Hannes Frederic Sowa
2015-12-01 21:44 ` Stephen Hemminger
2015-12-01 21:54 ` Hannes Frederic Sowa
2015-12-01 22:31 ` Stephen Hemminger
2015-12-01 19:27 ` David Miller
2015-12-01 20:26 ` Hannes Frederic Sowa
2015-12-01 22:43 ` Maximilian Wilhelm
2015-12-01 23:58 ` Hannes Frederic Sowa
2015-12-02 1:41 ` Andrew Lunn
2015-12-02 11:03 ` Marcelo Ricardo Leitner
2015-12-01 16:11 ` Sowmini Varadhan
-- strict thread matches above, loose matches on Subject: below --
2015-12-01 16:10 Maximilian Wilhelm
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