# Re: \[RFC iproute2\] netns: add mounting state file for each netns

- From: Nicolas Dichtel \<hidden\>
- Date: 2019-07-01 14:17:09 
- List: netdev
- Page: https://ratatoskr.run/netdev/2019/07/11140899
- Thread: https://ratatoskr.run/netdev/2019/06/11140824/t.md

```text
Le 01/07/2019 à 15:50, Matteo Croce a écrit :
> On Mon, Jul 1, 2019 at 2:38 PM Nicolas Dichtel
> [ref] wrote:
>>
>> Le 30/06/2019 à 21:29, Matteo Croce a écrit :
>>> When ip creates a netns, there is a small time interval between the
>>> placeholder file creation in NETNS_RUN_DIR and the bind mount from /proc.
>>>
>>> Add a temporary file named .mounting-$netns which gets deleted after the
>>> bind mount, so watching for delete event matching the .mounting-* name
>>> will notify watchers only after the bind mount has been done.
>> Probably a naive question, but why creating those '.mounting-$netns' files in
>> the directory where netns are stored? Why not another directory, something like
>> /var/run/netns-monitor/?
>>
>>
>> Regards,
>> Nicolas
> 
> Yes, would work too. But ideally I'd wait for the mount inotify notifications.
> 
Yes, I agree.
```