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#ifndef _ASM_IA64_HUGETLB_H
#define _ASM_IA64_HUGETLB_H
#include <asm/page.h>
#include <asm-generic/hugetlb.h>
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);
}
static inline void hugetlb_prefault_arch_hook(struct mm_struct *mm)
{
}
static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
pte_t *ptep, pte_t pte)
{
set_pte_at(mm, addr, ptep, pte);
}
static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm,
unsigned long addr, pte_t *ptep)
{
return ptep_get_and_clear(mm, addr, ptep);
}
static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
unsigned long addr, pte_t *ptep)
{
}
static inline int huge_pte_none(pte_t pte)
{
return pte_none(pte);
}
static inline pte_t huge_pte_wrprotect(pte_t pte)
{
return pte_wrprotect(pte);
}
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 int arch_prepare_hugepage(struct page *page)
{
return 0;
}
static inline void arch_release_hugepage(struct page *page)
{
}
static inline void arch_clear_hugepage_flags(struct page *page)
{
}
#endif /* _ASM_IA64_HUGETLB_H */