netdev - Re: Activate netns

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Message-ID: <1395936384.12610.302.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Thu, 27 Mar 2014 09:06:24 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Peter Fassberg <pf@...ssner.se>
Cc:	netdev@...r.kernel.org
Subject: Re: Activate netns

On Thu, 2014-03-27 at 15:51 +0100, Peter Fassberg wrote:
> Hi!
> 
> I have trouble to activate netns on OpenWrt with kernel 3.8.13.
> 
> I get this:
> 
> root@...ter:~# ip netns show
> root@...ter:~# ip netns add blue
> Failed to create a new network namespace "blue": Invalid argument
> root@...ter:~# df
> Filesystem           1K-blocks      Used Available Use% Mounted on
> rootfs                   48377     10493     37884  22% /
> /dev/root                48377     10493     37884  22% /
> tmpfs                   257036      2264    254772   1% /tmp
> tmpfs                      512         0       512   0% /dev
> /dev/sda2                 4088      2266      1618  58% /mnt
> /dev/sda1                 4088      2266      1618  58% /mnt
> tmpfs                   257036      2264    254772   1% /tmp/run/netns
> root@...ter:~# uname -a
> Linux ROOter 3.8.13 #2 Wed Mar 26 21:39:04 CET 2014 i686 GNU/Linux
> root@...ter:~#
> 
> 
> Any hints on what I'm missing?
> 

Are you sure kernel was compiled with netns support ?

CONFIG_NET_NS=y



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