1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef _ASM_IA64_HUGETLB_H
3*4882a593Smuzhiyun #define _ASM_IA64_HUGETLB_H
4*4882a593Smuzhiyun
5*4882a593Smuzhiyun #include <asm/page.h>
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun #define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE
8*4882a593Smuzhiyun void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr,
9*4882a593Smuzhiyun unsigned long end, unsigned long floor,
10*4882a593Smuzhiyun unsigned long ceiling);
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun #define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE
13*4882a593Smuzhiyun int prepare_hugepage_range(struct file *file,
14*4882a593Smuzhiyun unsigned long addr, unsigned long len);
15*4882a593Smuzhiyun
is_hugepage_only_range(struct mm_struct * mm,unsigned long addr,unsigned long len)16*4882a593Smuzhiyun static inline int is_hugepage_only_range(struct mm_struct *mm,
17*4882a593Smuzhiyun unsigned long addr,
18*4882a593Smuzhiyun unsigned long len)
19*4882a593Smuzhiyun {
20*4882a593Smuzhiyun return (REGION_NUMBER(addr) == RGN_HPAGE ||
21*4882a593Smuzhiyun REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE);
22*4882a593Smuzhiyun }
23*4882a593Smuzhiyun #define is_hugepage_only_range is_hugepage_only_range
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun #define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH
huge_ptep_clear_flush(struct vm_area_struct * vma,unsigned long addr,pte_t * ptep)26*4882a593Smuzhiyun static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
27*4882a593Smuzhiyun unsigned long addr, pte_t *ptep)
28*4882a593Smuzhiyun {
29*4882a593Smuzhiyun }
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun #include <asm-generic/hugetlb.h>
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun #endif /* _ASM_IA64_HUGETLB_H */
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