diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/hugetlb.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index 4cc3871b65fc..54c317c8355f 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -580,6 +580,26 @@ static inline void set_huge_swap_pte_at(struct mm_struct *mm, unsigned long addr set_huge_pte_at(mm, addr, ptep, pte); } #endif + +#ifndef huge_ptep_modify_prot_start +#define huge_ptep_modify_prot_start huge_ptep_modify_prot_start +static inline pte_t huge_ptep_modify_prot_start(struct vm_area_struct *vma, + unsigned long addr, pte_t *ptep) +{ + return huge_ptep_get_and_clear(vma->vm_mm, addr, ptep); +} +#endif + +#ifndef huge_ptep_modify_prot_commit +#define huge_ptep_modify_prot_commit huge_ptep_modify_prot_commit +static inline void huge_ptep_modify_prot_commit(struct vm_area_struct *vma, + unsigned long addr, pte_t *ptep, + pte_t old_pte, pte_t pte) +{ + set_huge_pte_at(vma->vm_mm, addr, ptep, pte); +} +#endif + #else /* CONFIG_HUGETLB_PAGE */ struct hstate {}; #define alloc_huge_page(v, a, r) NULL |