| /* SPDX-License-Identifier: GPL-2.0 */ | |
| #ifndef _ALPHA_HUGETLB_H | |
| #define _ALPHA_HUGETLB_H | |
| #include <asm/page.h> | |
| pte_t arch_make_huge_pte(pte_t entry, unsigned int shift, vm_flags_t flags); | |
| #define arch_make_huge_pte arch_make_huge_pte | |
| #define __HAVE_ARCH_HUGE_PTEP_GET | |
| extern pte_t huge_ptep_get(struct mm_struct *mm, unsigned long addr, | |
| pte_t *ptep); | |
| #define __HAVE_ARCH_HUGE_SET_HUGE_PTE_AT | |
| extern void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, | |
| pte_t *ptep, pte_t pte, unsigned long sz); | |
| #define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR | |
| extern pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, | |
| pte_t *ptep, unsigned long sz); | |
| #define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH | |
| extern pte_t huge_ptep_clear_flush(struct vm_area_struct *vma, | |
| unsigned long addr, pte_t *ptep); | |
| #define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT | |
| extern void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, | |
| pte_t *ptep); | |
| #define __HAVE_ARCH_HUGE_PTEP_SET_ACCESS_FLAGS | |
| extern int huge_ptep_set_access_flags(struct vm_area_struct *vma, | |
| unsigned long addr, pte_t *ptep, | |
| pte_t pte, int dirty); | |
| #define __HAVE_ARCH_HUGE_PTE_CLEAR | |
| extern void huge_pte_clear(struct mm_struct *mm, unsigned long addr, | |
| pte_t *ptep, unsigned long sz); | |
| /* | |
| * The generic version does not flush, which would leave the old translation | |
| * live across a restrictive change to PTE bits <15:0>. | |
| */ | |
| #define huge_ptep_modify_prot_start huge_ptep_modify_prot_start | |
| extern pte_t huge_ptep_modify_prot_start(struct vm_area_struct *vma, | |
| unsigned long addr, pte_t *ptep); | |
| #include <asm-generic/hugetlb.h> | |
| #endif /* _ALPHA_HUGETLB_H */ |