diff options
Diffstat (limited to 'include/asm-sparc64')
| -rw-r--r-- | include/asm-sparc64/hugetlb.h | 42 | ||||
| -rw-r--r-- | include/asm-sparc64/page.h | 2 |
2 files changed, 42 insertions, 2 deletions
diff --git a/include/asm-sparc64/hugetlb.h b/include/asm-sparc64/hugetlb.h new file mode 100644 index 0000000..7e111cf --- /dev/null +++ b/include/asm-sparc64/hugetlb.h @@ -0,0 +1,42 @@ +#ifndef _ASM_SPARC64_HUGETLB_H +#define _ASM_SPARC64_HUGETLB_H + +#include <asm/page.h> + + +void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, pte_t pte); + +pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, + pte_t *ptep); + +void hugetlb_prefault_arch_hook(struct mm_struct *mm); + +static inline int is_hugepage_only_range(struct mm_struct *mm, + unsigned long addr, + unsigned long len) { + return 0; +} + +/* + * If the arch doesn't supply something else, assume that hugepage + * size aligned regions are ok without further preparation. + */ +static inline int prepare_hugepage_range(unsigned long addr, unsigned long len) +{ + if (len & ~HPAGE_MASK) + return -EINVAL; + if (addr & ~HPAGE_MASK) + return -EINVAL; + return 0; +} + +static inline void hugetlb_free_pgd_range(struct mmu_gather **tlb, + unsigned long addr, unsigned long end, + unsigned long floor, + unsigned long ceiling) +{ + free_pgd_range(tlb, addr, end, floor, ceiling); +} + +#endif /* _ASM_SPARC64_HUGETLB_H */ diff --git a/include/asm-sparc64/page.h b/include/asm-sparc64/page.h index e93a482..618117d 100644 --- a/include/asm-sparc64/page.h +++ b/include/asm-sparc64/page.h @@ -39,8 +39,6 @@ #define HPAGE_SIZE (_AC(1,UL) << HPAGE_SHIFT) #define HPAGE_MASK (~(HPAGE_SIZE - 1UL)) #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT - PAGE_SHIFT) -#define ARCH_HAS_SETCLEAR_HUGE_PTE -#define ARCH_HAS_HUGETLB_PREFAULT_HOOK #define HAVE_ARCH_HUGETLB_UNMAPPED_AREA #endif |
