diff options
Diffstat (limited to 'include/asm-generic/hugetlb.h')
| -rw-r--r-- | include/asm-generic/hugetlb.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/asm-generic/hugetlb.h b/include/asm-generic/hugetlb.h index cd9697672b79..6c0c8b0c71e0 100644 --- a/include/asm-generic/hugetlb.h +++ b/include/asm-generic/hugetlb.h @@ -87,4 +87,19 @@ static inline pte_t huge_pte_wrprotect(pte_t pte) } #endif +#ifndef __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE +static inline int prepare_hugepage_range(struct file *file, + unsigned long addr, unsigned long len) +{ + struct hstate *h = hstate_file(file); + + if (len & ~huge_page_mask(h)) + return -EINVAL; + if (addr & ~huge_page_mask(h)) + return -EINVAL; + + return 0; +} +#endif + #endif /* _ASM_GENERIC_HUGETLB_H */ |