why the pid namespace is not compiled in the kernel ?

[Pete Graner]

On 10/08/2009 05:07 PM, Daniel Lezcano wrote:
> Tim Gardner wrote:
>> Daniel Lezcano wrote,
> [ cut ]
>>
>>
>>> Hi,
>>>
>>> The return ... :)
>>>
>>> I was wondering if the network namespace will be enabled for the 2.6.29
>>> kernel version too ?
>>> The network namespace does not add any overhead neither extra memory
>>> consumption when it is enabled in the kernel.
>>>
>>> Thanks
>>>    -- Daniel
>>>
>>>
>>
>> No Ubuntu releases use the 2.6.29 kernel, nor would this likely qualify
>> as an SRU for already released kernels.
>>
> Ok, sorry, I think I was not clear.
> My question was if in the next release of ubuntu (karmic), the network
> namespace is planned to be enabled.
>
> If I am correct the kernel for karmic, is :
> http://kernel.ubuntu.com/git?p=rtg/ubuntu-karmic/.git;a=summary
>
> And the config is:
> http://kernel.ubuntu.com/git?p=rtg/ubuntu-karmic/.git;a=blob;f=debian.master/config/config.common.ubuntu;h=e23bd51661fb09c228d6668da6ebac414bc9964f;hb=37a227b035d2dacf1572ba5dc5407ef90921fb1d
>
> The CONFIG_NET_NS is enabled in there.
>
> I found this documentation at:
>
> https://wiki.ubuntu.com/KernelTeam/2.6.30-5-generic-config
>
> Where the CONFIG_NET_NS is enabled too.
>
> Can I assume karmic will have a kernel with the network namespace ?
>

Yes it is enabled from my karmic box:

pgraner at desktop:~$ grep CONFIG_NET_NS /boot/config-2.6.31-12-generic
CONFIG_NET_NS=y

~pete
-- 
Pete Graner		<pgraner at canonical.com>
Manager			
Ubuntu Kernel Team	
Canonical Ltd.		http://www.canonical.com/