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| author |   Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2017-03-09 17:24:05 +0300 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2017-03-09 11:48:47 -0800 |
| commit | 9849a5697d3defb2087cb6b9be5573a142697889 (patch) | |
| tree | 4cee81e464700c9d831d0c01361b427e19a5672e /arch/x86 | |
| parent | asm-generic: introduce __ARCH_USE_5LEVEL_HACK (diff) | |
| download | linux-dev-9849a5697d3defb2087cb6b9be5573a142697889.tar.xz linux-dev-9849a5697d3defb2087cb6b9be5573a142697889.zip | |
arch, mm: convert all architectures to use 5level-fixup.h
If an architecture uses 4level-fixup.h we don't need to do anything as
it includes 5level-fixup.h.
If an architecture uses pgtable-nop*d.h, define __ARCH_USE_5LEVEL_HACK
before inclusion of the header. It makes asm-generic code to use
5level-fixup.h.
If an architecture has 4-level paging or folds levels on its own,
include 5level-fixup.h directly.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/include/asm/pgtable_types.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h index 8b4de22d6429..62484333673d 100644 --- a/arch/x86/include/asm/pgtable_types.h +++ b/arch/x86/include/asm/pgtable_types.h @@ -273,6 +273,8 @@ static inline pgdval_t pgd_flags(pgd_t pgd) } #if CONFIG_PGTABLE_LEVELS > 3 +#include <asm-generic/5level-fixup.h> + typedef struct { pudval_t pud; } pud_t; static inline pud_t native_make_pud(pmdval_t val) @@ -285,6 +287,7 @@ static inline pudval_t native_pud_val(pud_t pud) return pud.pud; } #else +#define __ARCH_USE_5LEVEL_HACK #include <asm-generic/pgtable-nopud.h> static inline pudval_t native_pud_val(pud_t pud) @@ -306,6 +309,7 @@ static inline pmdval_t native_pmd_val(pmd_t pmd) return pmd.pmd; } #else +#define __ARCH_USE_5LEVEL_HACK #include <asm-generic/pgtable-nopmd.h> static inline pmdval_t native_pmd_val(pmd_t pmd) |