| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _ASM_IA64_HUGETLB_H |
| #define _ASM_IA64_HUGETLB_H |
| |
| #include <asm/page.h> |
| |
| #define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE |
| void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr, |
| unsigned long end, unsigned long floor, |
| unsigned long ceiling); |
| |
| int prepare_hugepage_range(struct file *file, |
| unsigned long addr, unsigned long len); |
| |
| static inline int is_hugepage_only_range(struct mm_struct *mm, |
| unsigned long addr, |
| unsigned long len) |
| { |
| return (REGION_NUMBER(addr) == RGN_HPAGE || |
| REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE); |
| } |
| |
| #define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH |
| static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, |
| unsigned long addr, pte_t *ptep) |
| { |
| } |
| |
| static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, |
| unsigned long addr, pte_t *ptep) |
| { |
| ptep_set_wrprotect(mm, addr, ptep); |
| } |
| |
| static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, |
| unsigned long addr, pte_t *ptep, |
| pte_t pte, int dirty) |
| { |
| return ptep_set_access_flags(vma, addr, ptep, pte, dirty); |
| } |
| |
| static inline pte_t huge_ptep_get(pte_t *ptep) |
| { |
| return *ptep; |
| } |
| |
| static inline void arch_clear_hugepage_flags(struct page *page) |
| { |
| } |
| |
| #include <asm-generic/hugetlb.h> |
| |
| #endif /* _ASM_IA64_HUGETLB_H */ |