From mboxrd@z Thu Jan  1 00:00:00 1970
From: Brian Haley <brian.haley@hp.com>
Subject: Re: [PATCH iproute2 3/3] ip netns: Delete all netns
Date: Wed, 07 Jan 2015 10:44:24 -0500
Message-ID: <54AD5458.6000400@hp.com>
References: <1420628662-9930-1-git-send-email-vadim4j@gmail.com> <1420628662-9930-4-git-send-email-vadim4j@gmail.com>
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To: Vadim Kochan <vadim4j@gmail.com>, netdev@vger.kernel.org
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On 01/07/2015 06:04 AM, Vadim Kochan wrote:
> From: Vadim Kochan <vadim4j@gmail.com>
> 
> Allow delete all namespace names by:
> 
>     $ ip netns del all

So I can still create a namespace called 'all', but can't exec in it or delete
it independently with this change.  Perhaps you need to block that as well?
Unless there's some other patch I'm missing?

-Brian