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Subject[RFC v2 PATCH 0/7] thp: transparent hugepages on s390
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This patch series adds support for transparent hugepages on System z.
Small changes to common code are necessary with regard to a different
pgtable_t, tlb flushing and kvm behaviour on s390, see patches 1 to 3.

Changes to v2:
[PATCH 1/7] Fix build problem on non-s390 architecture.
[PATCH 2/7] Fix build problem on non-s390 architecture.
[PATCH 7/7] Make use of rrbm instruction if available.

Gerald Schaefer (7):
thp: remove assumptions on pgtable_t type
thp: introduce pmdp_invalidate()
thp: make MADV_HUGEPAGE check for mm->def_flags
thp, s390: thp splitting backend for s390
thp, s390: thp pagetable pre-allocation for s390
thp, s390: disable thp for kvm host on s390
thp, s390: architecture backend for thp on s390

arch/s390/include/asm/hugetlb.h | 18 +---
arch/s390/include/asm/pgtable.h | 208 ++++++++++++++++++++++++++++++++++++++++
arch/s390/include/asm/setup.h | 3 +
arch/s390/include/asm/tlb.h | 1 +
arch/s390/kernel/early.c | 2 +
arch/s390/mm/gup.c | 11 ++-
arch/s390/mm/pgtable.c | 108 +++++++++++++++++++++
include/asm-generic/pgtable.h | 13 +++
include/linux/huge_mm.h | 1 -
mm/Kconfig | 2 +-
mm/huge_memory.c | 53 +++-------
mm/pgtable-generic.c | 50 ++++++++++
12 files changed, 408 insertions(+), 62 deletions(-)

--
1.7.11.5



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