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
 8void 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
13int prepare_hugepage_range(struct file *file,
14			unsigned long addr, unsigned long len);
15
16static 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
26static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
27					 unsigned long addr, pte_t *ptep)
28{
 
29}
30
31#include <asm-generic/hugetlb.h>
32
33#endif /* _ASM_IA64_HUGETLB_H */

 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
 8void 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
13int prepare_hugepage_range(struct file *file,
14			unsigned long addr, unsigned long len);
15
16static 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
26static 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 */