diff options
Diffstat (limited to 'include/linux/userfaultfd_k.h')
| -rw-r--r-- | include/linux/userfaultfd_k.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/userfaultfd_k.h b/include/linux/userfaultfd_k.h index 79002bca1f43..7f318a46044b 100644 --- a/include/linux/userfaultfd_k.h +++ b/include/linux/userfaultfd_k.h @@ -55,6 +55,12 @@ static inline bool userfaultfd_armed(struct vm_area_struct *vma) extern int dup_userfaultfd(struct vm_area_struct *, struct list_head *); extern void dup_userfaultfd_complete(struct list_head *); +extern void mremap_userfaultfd_prep(struct vm_area_struct *, + struct vm_userfaultfd_ctx *); +extern void mremap_userfaultfd_complete(struct vm_userfaultfd_ctx, + unsigned long from, unsigned long to, + unsigned long len); + #else /* CONFIG_USERFAULTFD */ /* mm helpers */ @@ -89,6 +95,17 @@ static inline void dup_userfaultfd_complete(struct list_head *l) { } +static inline void mremap_userfaultfd_prep(struct vm_area_struct *vma, + struct vm_userfaultfd_ctx *ctx) +{ +} + +static inline void mremap_userfaultfd_complete(struct vm_userfaultfd_ctx ctx, + unsigned long from, + unsigned long to, + unsigned long len) +{ +} #endif /* CONFIG_USERFAULTFD */ #endif /* _LINUX_USERFAULTFD_K_H */ |