1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_IA64_HUGETLB_H
3 #define _ASM_IA64_HUGETLB_H
4
5 #include <asm/page.h>
6
7 #define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE
8 void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr,
9 unsigned long end, unsigned long floor,
10 unsigned long ceiling);
11
12 #define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE
13 int prepare_hugepage_range(struct file *file,
14 unsigned long addr, unsigned long len);
15
is_hugepage_only_range(struct mm_struct * mm,unsigned long addr,unsigned long len)16 static inline int is_hugepage_only_range(struct mm_struct *mm,
17 unsigned long addr,
18 unsigned long len)
19 {
20 return (REGION_NUMBER(addr) == RGN_HPAGE ||
21 REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE);
22 }
23 #define is_hugepage_only_range is_hugepage_only_range
24
25 #define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH
huge_ptep_clear_flush(struct vm_area_struct * vma,unsigned long addr,pte_t * ptep)26 static inline pte_t huge_ptep_clear_flush(struct vm_area_struct *vma,
27 unsigned long addr, pte_t *ptep)
28 {
29 return *ptep;
30 }
31
32 #include <asm-generic/hugetlb.h>
33
34 #endif /* _ASM_IA64_HUGETLB_H */
35