barebox:ubi attach time

[Barbier, Renaud]

> 
> Hi Renaud,
> 
> On Fri, Aug 14, 2020 at 01:49:25PM +0000, Barbier, Renaud wrote:
> > Just to see if somebody has the following problem:
> >
> > We have PPC or ARM platforms with a NOR containing barebox and a UBI
> > volume with an ITB image.  The File system is on NAND.
> >
> > If I boot the system, ubiattach and mount the NOR volume, then detach.
> > On reboot it takes more time for barebox to ubiattach  the NOR boot
> > volume. I have noticed that with on 2019.07 barebox branch and
> > 2020.03.
> >
> > I ubidetach the volume from barebox then boot time is restored.
> 
> Are you using fastmap?
[Barbier, Renaud] 
Indeed. We do.
> 
> Sascha
> 
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