[RFC/PATCH] powerpc: introduce "slices" (aka. meta-segments)

[Benjamin Herrenschmidt]

On Thu, 2007-02-15 at 20:09 +0100, Arnd Bergmann wrote:
> On Thursday 15 February 2007 09:36, Benjamin Herrenschmidt wrote:
> >  arch/powerpc/Kconfig              |    5
> >  arch/powerpc/kernel/asm-offsets.c |   16 -
> >  arch/powerpc/mm/Makefile          |    1
> >  arch/powerpc/mm/hash_utils_64.c   |    4
> >  arch/powerpc/mm/hugetlbpage.c     |  514 -------------------------------------
> >  arch/powerpc/mm/mmu_context_64.c  |    4
> >  arch/powerpc/mm/slb.c             |   11
> >  arch/powerpc/mm/slb_low.S         |   50 ++-
> >  arch/powerpc/mm/slice.c           |  517 ++++++++++++++++++++++++++++++++++++++
> >  include/asm-powerpc/mmu.h         |   12
> >  include/asm-powerpc/paca.h        |    2
> >  include/asm-powerpc/page_64.h     |   83 ++----
> >  12 files changed, 625 insertions(+), 594 deletions(-)
> 
> I tried to review your patch, but I found it hard because of the amount of
> code that that just gets moved from hugetlbpage.c to slice.c. Could you
> send the next version of as two patches, with one of them only moving the
> code without changing it?

There is not that much code that gets moved. It mostly gets rewritten.

Ben.