[Devel] Re: [PATCH net-next] [RFC] netns: enable cross-ve Unix sockets

[Pavel Emelyanov]

Daniel Lezcano wrote:
> Pavel Emelyanov wrote:
>>> Yes per namespace, I agree.
>>>
>>> If the option is controlled by the parent and it is done by sysctl, you 
>>> will have to make proc/sys per namespace like Pavel did with /proc/net, no ?
>> /proc/sys is already per namespace actually ;) Or what did you mean by that?
> 
> 
> Effectively I was not clear :)
> 
> I meant, you can not access /proc/sys from outside the namespace like 
> /proc/net which can be followed up by /proc/<pid>/net outside the namespace.

Ah! I've got it. Well, I think after Al Viro finishes with sysctl
rework this possibility will appear, but Denis actually persuaded me
in his POV - if we do want to disable shared sockets we *can* do this
by putting containers in proper mount namespaces of chroot environments.

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