Re: Fw: Re: 2.6.11-rc2-mm2

[Benjamin Herrenschmidt <benh@kernel.crashing.org>]

On Tue, 2005-02-01 at 22:42 -0500, Joseph Fannin wrote:
> On Tue, Feb 01, 2005 at 10:18:33AM +1100, Benjamin Herrenschmidt wrote:
> > On Mon, 2005-01-31 at 06:21 -0500, Joseph Fannin wrote:
> > 
> > >     I'm getting a blank screen with radeonfb on two boxes here as
> > > well. One is a beige g3, the other is i386; both have PCI Radeon 7000s
> > > with radeonfb non-modular. 
> > > 
> > >     On the PC I could see the earliest kernel messages in VGA text
> > > mode before radeonfb took over and the screen went blank -- no
> > > penguin, and the logo is enabled.  Booting with radeonfb:off seemed to
> > > work except for the module problem in -rc2-mm2:
> > > 
> > >     On the ppc box I tried both -rc2-mm1 and -rc2-mm2.  Both hung and
> > > then rebooted after 3 minutes, so it seems to be panicing somewhere.
> > > I backed the massive-radeonfb patch out of -mm2 and radeonfb worked,
> > > so I got as far as the module thing again.
> 
> > 
> > Hrm... indeed, there seem to be a problem, though I can't tell for sure
> > what's up now, it just works on all the configs I had a chance to test
> > on. Can you try to boot your G3 with serial console so you can see the
> > panic message if any ?
> 
>     Okay, I managed to get this Oops message on ppc, when modprobing a
> modular radeonfb. I got a similar backtrace on i386 too (lost it though).

Interesting ... I'll have a look. Seems like some generic change is
causing it.

Ben.