162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */
262306a36Sopenharmony_ci#ifndef _ASM_IA64_HUGETLB_H
362306a36Sopenharmony_ci#define _ASM_IA64_HUGETLB_H
462306a36Sopenharmony_ci
562306a36Sopenharmony_ci#include <asm/page.h>
662306a36Sopenharmony_ci
762306a36Sopenharmony_ci#define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE
862306a36Sopenharmony_civoid hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr,
962306a36Sopenharmony_ci			    unsigned long end, unsigned long floor,
1062306a36Sopenharmony_ci			    unsigned long ceiling);
1162306a36Sopenharmony_ci
1262306a36Sopenharmony_ci#define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE
1362306a36Sopenharmony_ciint prepare_hugepage_range(struct file *file,
1462306a36Sopenharmony_ci			unsigned long addr, unsigned long len);
1562306a36Sopenharmony_ci
1662306a36Sopenharmony_cistatic inline int is_hugepage_only_range(struct mm_struct *mm,
1762306a36Sopenharmony_ci					 unsigned long addr,
1862306a36Sopenharmony_ci					 unsigned long len)
1962306a36Sopenharmony_ci{
2062306a36Sopenharmony_ci	return (REGION_NUMBER(addr) == RGN_HPAGE ||
2162306a36Sopenharmony_ci		REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE);
2262306a36Sopenharmony_ci}
2362306a36Sopenharmony_ci#define is_hugepage_only_range is_hugepage_only_range
2462306a36Sopenharmony_ci
2562306a36Sopenharmony_ci#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH
2662306a36Sopenharmony_cistatic inline pte_t huge_ptep_clear_flush(struct vm_area_struct *vma,
2762306a36Sopenharmony_ci					  unsigned long addr, pte_t *ptep)
2862306a36Sopenharmony_ci{
2962306a36Sopenharmony_ci	return *ptep;
3062306a36Sopenharmony_ci}
3162306a36Sopenharmony_ci
3262306a36Sopenharmony_ci#include <asm-generic/hugetlb.h>
3362306a36Sopenharmony_ci
3462306a36Sopenharmony_ci#endif /* _ASM_IA64_HUGETLB_H */
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