diff options
Diffstat (limited to 'arch/tile/include/asm/hugetlb.h')
| -rw-r--r-- | arch/tile/include/asm/hugetlb.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/tile/include/asm/hugetlb.h b/arch/tile/include/asm/hugetlb.h index d396d180516..3257733003f 100644 --- a/arch/tile/include/asm/hugetlb.h +++ b/arch/tile/include/asm/hugetlb.h @@ -16,6 +16,7 @@ #define _ASM_TILE_HUGETLB_H #include <asm/page.h> +#include <asm-generic/hugetlb.h> static inline int is_hugepage_only_range(struct mm_struct *mm, @@ -106,4 +107,29 @@ static inline void arch_release_hugepage(struct page *page) { } +static inline void arch_clear_hugepage_flags(struct page *page) +{ +} + +#ifdef CONFIG_HUGETLB_SUPER_PAGES +static inline pte_t arch_make_huge_pte(pte_t entry, struct vm_area_struct *vma, + struct page *page, int writable) +{ + size_t pagesize = huge_page_size(hstate_vma(vma)); + if (pagesize != PUD_SIZE && pagesize != PMD_SIZE) + entry = pte_mksuper(entry); + return entry; +} +#define arch_make_huge_pte arch_make_huge_pte + +/* Sizes to scale up page size for PTEs with HV_PTE_SUPER bit. */ +enum { + HUGE_SHIFT_PGDIR = 0, + HUGE_SHIFT_PMD = 1, + HUGE_SHIFT_PAGE = 2, + HUGE_SHIFT_ENTRIES +}; +extern int huge_shift[HUGE_SHIFT_ENTRIES]; +#endif + #endif /* _ASM_TILE_HUGETLB_H */ |