Merge branch 'prep-for-5level'
Merge 5-level page table prep from Kirill Shutemov: "Here's relatively low-risk part of 5-level paging patchset. Merging it now will make x86 5-level paging enabling in v4.12 easier. The first patch is actually x86-specific: detect 5-level paging support. It boils down to single define. The rest of patchset converts Linux MMU abstraction from 4- to 5-level paging. Enabling of new abstraction in most cases requires adding single line of code in arch-specific code. The rest is taken care by asm-generic/. Changes to mm/ code are mostly mechanical: add support for new page table level -- p4d_t -- where we deal with pud_t now. v2: - fix build on microblaze (Michal); - comment for __ARCH_HAS_5LEVEL_HACK in kasan_populate_zero_shadow(); - acks from Michal" * emailed patches from Kirill A Shutemov <kirill.shutemov@linux.intel.com>: mm: introduce __p4d_alloc() mm: convert generic code to 5-level paging asm-generic: introduce <asm-generic/pgtable-nop4d.h> arch, mm: convert all architectures to use 5level-fixup.h asm-generic: introduce __ARCH_USE_5LEVEL_HACK asm-generic: introduce 5level-fixup.h x86/cpufeature: Add 5-level paging detection
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- arch/arc/include/asm/hugepage.h 1 addition, 0 deletionsarch/arc/include/asm/hugepage.h
- arch/arc/include/asm/pgtable.h 1 addition, 0 deletionsarch/arc/include/asm/pgtable.h
- arch/arm/include/asm/pgtable.h 1 addition, 0 deletionsarch/arm/include/asm/pgtable.h
- arch/arm64/include/asm/pgtable-types.h 4 additions, 0 deletionsarch/arm64/include/asm/pgtable-types.h
- arch/avr32/include/asm/pgtable-2level.h 1 addition, 0 deletionsarch/avr32/include/asm/pgtable-2level.h
- arch/cris/include/asm/pgtable.h 1 addition, 0 deletionsarch/cris/include/asm/pgtable.h
- arch/frv/include/asm/pgtable.h 1 addition, 0 deletionsarch/frv/include/asm/pgtable.h
- arch/h8300/include/asm/pgtable.h 1 addition, 0 deletionsarch/h8300/include/asm/pgtable.h
- arch/hexagon/include/asm/pgtable.h 1 addition, 0 deletionsarch/hexagon/include/asm/pgtable.h
- arch/ia64/include/asm/pgtable.h 2 additions, 0 deletionsarch/ia64/include/asm/pgtable.h
- arch/metag/include/asm/pgtable.h 1 addition, 0 deletionsarch/metag/include/asm/pgtable.h
- arch/microblaze/include/asm/page.h 2 additions, 1 deletionarch/microblaze/include/asm/page.h
- arch/mips/include/asm/pgtable-32.h 1 addition, 0 deletionsarch/mips/include/asm/pgtable-32.h
- arch/mips/include/asm/pgtable-64.h 1 addition, 0 deletionsarch/mips/include/asm/pgtable-64.h
- arch/mn10300/include/asm/page.h 1 addition, 0 deletionsarch/mn10300/include/asm/page.h
- arch/nios2/include/asm/pgtable.h 1 addition, 0 deletionsarch/nios2/include/asm/pgtable.h
- arch/openrisc/include/asm/pgtable.h 1 addition, 0 deletionsarch/openrisc/include/asm/pgtable.h
- arch/powerpc/include/asm/book3s/32/pgtable.h 1 addition, 0 deletionsarch/powerpc/include/asm/book3s/32/pgtable.h
- arch/powerpc/include/asm/book3s/64/pgtable.h 3 additions, 0 deletionsarch/powerpc/include/asm/book3s/64/pgtable.h
- arch/powerpc/include/asm/nohash/32/pgtable.h 1 addition, 0 deletionsarch/powerpc/include/asm/nohash/32/pgtable.h
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