[PATCHv3 0/7] x86: 5-level paging enabling for v4.12, Part 3

[Kirill A. Shutemov]

Here's the third bunch of patches of 5-level patchset.

This time we prepare code to handle non-folded version of the additional page
table level.

v3:
 - rebased onto tip/master;
v2:
 - address Ingo's and Peter's feedback;

Kirill A. Shutemov (7):
  x86/boot: Detect 5-level paging support
  x86/asm: Remove __VIRTUAL_MASK_SHIFT==47 assert
  x86/mm: Define virtual memory map for 5-level paging
  x86/paravirt: Make paravirt code support 5-level paging
  x86/mm: Add basic defines/helpers for CONFIG_X86_5LEVEL
  x86/kasan: Extend to support 5-level paging
  x86/espfix: Add support 5-level paging

 Documentation/x86/x86_64/mm.txt          | 33 +++++++++++++++++++++++++---
 arch/x86/Kconfig                         |  1 +
 arch/x86/boot/cpucheck.c                 |  9 ++++++++
 arch/x86/boot/cpuflags.c                 | 12 +++++++++--
 arch/x86/entry/entry_64.S                |  7 ++----
 arch/x86/include/asm/disabled-features.h |  8 ++++++-
 arch/x86/include/asm/kasan.h             |  9 +++++---
 arch/x86/include/asm/page_64_types.h     | 10 +++++++++
 arch/x86/include/asm/paravirt.h          | 37 ++++++++++++++++++++++----------
 arch/x86/include/asm/paravirt_types.h    |  7 +++++-
 arch/x86/include/asm/pgalloc.h           |  2 ++
 arch/x86/include/asm/pgtable_64.h        | 11 ++++++++++
 arch/x86/include/asm/pgtable_64_types.h  | 28 +++++++++++++++++++++++-
 arch/x86/include/asm/pgtable_types.h     | 10 ++++++++-
 arch/x86/include/asm/required-features.h |  8 ++++++-
 arch/x86/include/asm/sparsemem.h         |  9 ++++++--
 arch/x86/kernel/espfix_64.c              | 12 ++++++-----
 arch/x86/kernel/paravirt.c               |  9 ++++++--
 arch/x86/mm/kasan_init_64.c              | 18 ++++++++++++++--
 arch/x86/mm/pgtable.c                    | 32 ++++++++++++++++++++++++++-
 20 files changed, 231 insertions(+), 41 deletions(-)

-- 
2.11.0