ppc64 oops..

[Benjamin Herrenschmidt]

On Mon, 2005-11-14 at 22:40 -0800, Linus Torvalds wrote:
> 
> On Mon, 14 Nov 2005, Linus Torvalds wrote:
> > 
> > I'm just about to boot something that added some printk's to mm/bootmem.c 
> > that should be equivalent. But then I'm really turning in.
> 
> Ok, looks like a ppc64 bug:
> 
> 	Top of RAM: 0x180000000, Total RAM: 0x100000000
> 	Memory hole size: 2048MB
> 	Freeing bootmem 0,6442450944

Yes, that looks very wrong...

You can try to add some debug output to early_init_dt_scan_memory() in
arch/powerpc/kernel/prom.c to see what it does. Anyway, I'll have a look
myself on the G5 here today, as soon as I'm done chasing the bug that
breaks ARCH=ppc on some PowerMacs.

Ben.