xref: /openbmc/linux/arch/ia64/include/asm/hugetlb.h (revision 52cdded0)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_IA64_HUGETLB_H
3 #define _ASM_IA64_HUGETLB_H
4 
5 #include <asm/page.h>
6 
7 #define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE
8 void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr,
9 			    unsigned long end, unsigned long floor,
10 			    unsigned long ceiling);
11 
12 #define __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE
13 int prepare_hugepage_range(struct file *file,
14 			unsigned long addr, unsigned long len);
15 
16 static inline int is_hugepage_only_range(struct mm_struct *mm,
17 					 unsigned long addr,
18 					 unsigned long len)
19 {
20 	return (REGION_NUMBER(addr) == RGN_HPAGE ||
21 		REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE);
22 }
23 #define is_hugepage_only_range is_hugepage_only_range
24 
25 #define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH
26 static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
27 					 unsigned long addr, pte_t *ptep)
28 {
29 }
30 
31 #include <asm-generic/hugetlb.h>
32 
33 #endif /* _ASM_IA64_HUGETLB_H */
34