[PATCH v3 0/3] powerpc: implementation of huge pages for 8xx

[Christophe Leroy]

This is v3 of patch serie is the implementation of support of
hugepages for the 8xx.
v1 of the serie was including some other fixes and
optimisations/reorganisations for the 8xx. Now the patch has been
split and this part only focuses on the implementation of
hugepages.

v2: the last patch has been split in two parts.
v3: Taking into account comments from aneesh

This patch serie applies on top of the patch serie named
"Optimisation on 8xx prior to hugepage implementation"


Christophe Leroy (3):
  powerpc: port 64 bits pgtable_cache to 32 bits
  powerpc: get hugetlbpage handling more generic
  powerpc/8xx: Implement support of hugepages

 arch/powerpc/include/asm/book3s/32/pgalloc.h |  44 +++++-
 arch/powerpc/include/asm/book3s/32/pgtable.h |  40 ++---
 arch/powerpc/include/asm/book3s/64/pgtable.h |   3 -
 arch/powerpc/include/asm/hugetlb.h           |  19 ++-
 arch/powerpc/include/asm/mmu-8xx.h           |  35 +++++
 arch/powerpc/include/asm/mmu.h               |  23 +--
 arch/powerpc/include/asm/nohash/32/pgalloc.h |  44 +++++-
 arch/powerpc/include/asm/nohash/32/pgtable.h |  42 +++---
 arch/powerpc/include/asm/nohash/32/pte-8xx.h |   1 +
 arch/powerpc/include/asm/nohash/64/pgtable.h |   2 -
 arch/powerpc/include/asm/nohash/pgtable.h    |   4 +
 arch/powerpc/include/asm/pgtable.h           |   2 +
 arch/powerpc/include/asm/reg_8xx.h           |   2 +-
 arch/powerpc/kernel/head_8xx.S               | 119 ++++++++++++++-
 arch/powerpc/mm/Makefile                     |   3 +-
 arch/powerpc/mm/hugetlbpage.c                | 211 ++++++++++++---------------
 arch/powerpc/mm/init-common.c                | 107 ++++++++++++++
 arch/powerpc/mm/init_64.c                    |  77 ----------
 arch/powerpc/mm/pgtable_32.c                 |  37 -----
 arch/powerpc/mm/tlb_nohash.c                 |  21 ++-
 arch/powerpc/platforms/8xx/Kconfig           |   1 +
 arch/powerpc/platforms/Kconfig.cputype       |   1 +
 22 files changed, 525 insertions(+), 313 deletions(-)
 create mode 100644 arch/powerpc/mm/init-common.c

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2.1.0