mm: Move pgtable_cache_init() earlier

[Pekka Enberg]

Hi Ben,

On Wed, Jun 17, 2009 at 6:48 AM, Benjamin
Herrenschmidt<benh at kernel.crashing.org> wrote:
> Some architectures need to initialize SLAB caches to be able
> to allocate page tables. They do that from pgtable_cache_init()
> so the later should be called earlier now, best is before
> vmalloc_init().
>
> Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>

Looks good to me!

Acked-by: Pekka Enberg <penberg at cs.helsinki.fi>