unionfs, was Re: [Fedora-livecd-list] Kadischi: roadmap from Board meeting ?

[Bill Nottingham]

Jane Dogalt (jdogalt at yahoo.com) said: 
> > > 2) unionfs via initramfs (forget read-only root)
> > 
> > Since unionfs isn't in the Fedora kernels, it's not really something we
> > can count on right now.  And there are significant concerns about it
> > from some of our kernel developers that are likely to keep it from being
> > a good option.
>  
> Can you enumerate at least a couple of those concerns?  I see huge advantages,
> which have caused several livecd projects to already utilize it.  I don't mind
> kadischi opting not to use unionfs, but I would like to know why.

Flaming pile of deadlocking goo when testing here, including causing
panics after it failed to mount.

Bill