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Date:	Sat, 17 Mar 2012 22:16:33 -0400
From:	yao zhao <>
To:	"Eric W. Biederman" <>
Subject: Re: setns question

On Fri, Mar 16, 2012 at 7:36 PM, Eric W. Biederman
<> wrote:
> yao zhao <> writes:
>> Hi Eric,
>> Can I ask some questions about setns?
>> 1.setns is complete > 3.0 but right now it doesn't support mnt and pid
>> yet.
> Correct.  I need to find some time and get those patches merged.
>> 2.setns can set a process' uts, net, ipc to different namespace,
> Yes.
>> it is not fd based, right?
> The argument to setns is a fd.
>> this supported:
>>      ProcessA's uts == ProcessB's uts
>>      ProcessA's ipc == ProcessC's ipc
>>      ProcessA's net == ProcessD's net
> Yes.  Even without setns that is supported.
> I suggest if you want more details you read the code.
Thanks Eric for your reply!
After 1 day source code reading I understood how network namespace is
implemented. It is excellent and it does what I need.

> Eric
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