netdev - Re: [PATCH net] net: try harder to not reuse ifindex when moving interfaces

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Message-Id: <20151021.085635.1582760365341524949.davem@davemloft.net>
Date:	Wed, 21 Oct 2015 08:56:35 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jbenc@...hat.com
Cc:	netdev@...r.kernel.org, thaller@...hat.com
Subject: Re: [PATCH net] net: try harder to not reuse ifindex when moving
 interfaces

From: Jiri Benc <jbenc@...hat.com>
Date: Wed, 21 Oct 2015 17:25:02 +0200

> On Wed, 21 Oct 2015 08:32:14 -0700 (PDT), David Miller wrote:
>> As you say the apps are broken, so file a bug and have them fixed.
>> 
>> The assumption is clearly invalid, so apps cannot make such an
>> assumption.
> 
> Does it mean you would be okay with a patch that always allocates and
> assigns a new ifindex in the target netns when interface is moved
> between name spaces?

I think you're misunderstanding me if you're still recommending
kernel changes.

I'm plainly saying to remove the assumption in the apps.

If you don't show me exactly how some kernel change can lead to
the apps implementing things properly, without the invalid
assumptions, then I can only assume you didn't hear what I
said.
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