Code review comment for ~paul-meyer/cloud-init:paulmey/fix-fs-setup

> It seems like this approach should work.
>
> http://paste.ubuntu.com/24636970/
>
> Paul do you have thoughts on that?
It seems to work well for the reboot case, haven't gotten a chance to test the re-provision case, but I expect it to work well too. Pretty robust code, it looks like!
Note that your patch has a typo in the third chunk, there's a trailing : that shouldn't be there.