Re: RFC: netfilter: nf_conntrack: add support for "conntrack zones"

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jamal <hadi@xxxxxxxxxx> writes:

> On Tue, 2010-02-23 at 12:00 -0800, Eric W. Biederman wrote:
>
>> That point of the mount to hold a persistent reference to the
>> namespace without using a process.
>> 
>> The point of the of the to be written set_ns call is to change
>> the default network namespace of the process such that all future
>> open/bind/socket calls happen in the referenced network namespace.
>
> Ok, i like it ;-> Patches RSN? Let me if you want someone to test..

My target will be 2.6.35.   There is an old prototype implementation
that hit the containers list and I think netdev a year or so ago.

>> The are a few stray places like sysfs where it is the mount point
>> not current->nsproxy->net_ns that will determine what we see.
>
> Is sysfs considered "usable enough" for namespaces?

Mine is ;) I had a bad cold and didn't get through all of the patches
this development cycle, just all the prereqs.  I plan on getting that
final conversation started for as soon as 2.6.34-rc1 hits.

>> Attributes of the specific namespace?
>
> Well, example what is being un/shared etc. 

Got it.  Implementation wise I'm going to stash a pointer
to the namespace in a inode or super block, simple.

Eric
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