Re: loading firmware while usermodehelper disabled.

Marek Vasut
2012-01-01T16:32:28Z

> Am Sonntag, 1. Januar 2012, 10:54:47 schrieb Marek Vasut:
> > > Am Samstag, 31. Dezember 2011, 19:39:18 schrieb Marek Vasut:
> > > > maybe we should implement such thing into the firmware loader itself?
> > > > Allow it -- for example via some node in /dev -- to force loading
> > > > firmware into some buffer in kernel just before suspend so it'll
> > > > certainly be readily available at resume time?
> > >
> > > This is difficult. We don't know at suspend time which firmware we will
> > > need at resume time.
> >
> > That's not actually true ... you can ask the drivers if they need to load
> > firmware after resume ... that can be implemented and udev can handle it.
> > The driver should know if the hardware it's controlling is stupid or
> > not.
>
> Device IDs can morph due to a power loss. After resumption another driver
> would bind.

What do you mean? I don't think I quite follow.

M

>
> Regards
> Oliver