/* 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);

#define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE
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 is_hugepage_only_range is_hugepage_only_range

#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH
static inline pte_t huge_ptep_clear_flush(struct vm_area_struct *vma,
                      unsigned long addr, pte_t *ptep)
{
    return *ptep;
}

#include <asm-generic/hugetlb.h>

#endif /* _ASM_IA64_HUGETLB_H */