barebox:ubi attach time

[Sascha Hauer]

On Tue, Sep 01, 2020 at 10:31:36AM +0000, Barbier, Renaud wrote:
> 
> 
> > 
> > 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.

In that case watch out for messages whether or not the volume is
attached with fastmap. It looks like for whatever reason barebox can't
use the fastmap and thus probing takes longer.

Sascha


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