Re: radeonfb never redraws screen on wake
> > > Just in case it's a similar problem with radeonfb :-)
> >
> > No, radeonfb uses the PCI stuff nowadays, but I'll look into fixing
> > atyfb ;)
>
> It's worse than I originally assumed: the kernel hangs in
> aty_power_mgmt(). The info and par pointers are OK.
Update: compiling the kernel without preemption seems to fix it. What's
needed to make critical sections in the framebuffer code preemption safe?
(local_irq_save() didn't help, FWIW)
Michael
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