/* SPDX-License-Identifier: GPL-2.0 */
|
#ifndef _ASM_PARISC64_HUGETLB_H
|
#define _ASM_PARISC64_HUGETLB_H
|
|
#include <asm/page.h>
|
|
#define __HAVE_ARCH_HUGE_SET_HUGE_PTE_AT
|
void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
|
pte_t *ptep, pte_t pte);
|
|
#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR
|
pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr,
|
pte_t *ptep);
|
|
/*
|
* If the arch doesn't supply something else, assume that hugepage
|
* size aligned regions are ok without further preparation.
|
*/
|
#define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE
|
static inline int prepare_hugepage_range(struct file *file,
|
unsigned long addr, unsigned long len)
|
{
|
if (len & ~HPAGE_MASK)
|
return -EINVAL;
|
if (addr & ~HPAGE_MASK)
|
return -EINVAL;
|
return 0;
|
}
|
|
#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH
|
static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
|
unsigned long addr, pte_t *ptep)
|
{
|
}
|
|
#define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT
|
void huge_ptep_set_wrprotect(struct mm_struct *mm,
|
unsigned long addr, pte_t *ptep);
|
|
#define __HAVE_ARCH_HUGE_PTEP_SET_ACCESS_FLAGS
|
int huge_ptep_set_access_flags(struct vm_area_struct *vma,
|
unsigned long addr, pte_t *ptep,
|
pte_t pte, int dirty);
|
|
#include <asm-generic/hugetlb.h>
|
|
#endif /* _ASM_PARISC64_HUGETLB_H */
|
