Re: 2.6.23 boot failures on x86-64.

Martin Ebourne
2007-10-29T21:21:33Z

On Mon, 2007-10-29 at 15:43 -0400, Dave Jones wrote:
> On Mon, Oct 29, 2007 at 08:03:09PM +0100, Andi Kleen wrote:
> > > > But if allocating bootmem >4G doesn't work on these systems
> > > > most likely they have more problems anyways. It might be better
> > > > to find out what goes wrong exactly.
> > > Any ideas on what to instrument ?
> >
> > See what address the bootmem_alloc_high returns; check if it overlaps
> > with something etc.
> >
> > Fill the memory on the system and see if it can access all of its memory.
>
> Martin, as you have one of the affected systems, do you feel up to this?

Faking a node at 0000000000000000-000000001fff0000
Bootmem setup node 0 0000000000000000-000000001fff0000
sparse_early_mem_map_alloc: returned address ffff81000070b000

My box has 512MB of RAM.

Cheers,

Martin.