[Devel] Re: [PATCH 0/4][RFC] netns: sysfs: add a netns suffix to net device sysfs entries

[Eric W. Biederman]

Greg KH <gregkh at suse.de> writes:

> On Wed, Oct 22, 2008 at 05:21:44PM +0200, Benjamin Thery wrote:
>> Network devices from sub-network namespaces appear in sysfs
>> with a name that looks like this: device_name at netns_id
>> eg: lo at 3, eth0 at 4e
>
> How does the default udev rules as shipped by most distros handle the
> renaming of the network device if the MAC address is duplicated like it
> will be for these eth devices?

The mac address is not duplicated.

Further devices like eth0 at 4e are completely unusable to the udev
rules in the initial network namespace because they can not talk
to or affect them.

As I read it Ben's ``solution'' puts entries in sysfs that are
completely unusable to udev.

Eric

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