[Cbe-oss-dev] [Lhms-devel] Subject: [RFC] spufs: memory-add fix for CONFIG_NUMA

[Arnd Bergmann]

Am Tuesday 11 April 2006 22:55 schrieb Dave Hansen:
> On Tue, 2006-04-11 at 18:26 +0200, Arnd Bergmann wrote:
> > Unfortunately, the memory hot-add code is currently a little
> > broken (tries to do bootmem_alloc and kmalloc from the
> > same function),
>
> Why is this broken?

The bootmem_alloc function can only be called before mem_init(),
the kmalloc function can only be called after kmem_cache_init(),
which is run after the former.

Calling the two functions in sequence is guaranteed to fail on
either of them.

	Arnd <><