[CRIU] Sync TODO-s for mount.c work

[Oleg Nesterov]

On 04/22, Pavel Emelyanov wrote:.
>.
> On 04/22/2015 06:35 PM, Oleg Nesterov wrote:.
> > On 04/22, Tycho Andersen wrote:.
> >>.
> >> In this case you have to use --ext-mount-map KEY:VAL as in the good.
> >> old days before --ext-mount-map auto..
> >.
> > I _suspected_ this ;) Thanks..
> >.
> > OK, before I dive into the sources, could you please tell me what.
> > should I pass as KEY:VAL pair? (I didn't read this code yet and I.
> > am not sure if I can understand it, at least quickly)..
>.
> The --ext-mount-map works like this..
>.
> On dump you say $mountpoint:$id pair and criu saves $id into image.
> file for mountpoint named $mountpoint..
>.
> On restore you say $id:$root and criu would bind mount host's $root.
> into the mountpoint with id $id..

Ooh, thanks.

I actually tried this some time ago and it didn't work, so I decided
I misread that code after the qick look. Apparently I did something
wrong. Because now this works! Although I need to recheck.

Thanks.

Now it is not clear to me why "--ext-mount-map auto" can't do this...

Oleg.