60 				    struct vm_area_struct *dst_vma,
76 extern void uffd_wp_range(struct mm_struct *dst_mm, struct vm_area_struct *vma,
80 static inline bool is_mergeable_vm_userfaultfd_ctx(struct vm_area_struct *vma,  in is_mergeable_vm_userfaultfd_ctx()
97 static inline bool uffd_disable_huge_pmd_share(struct vm_area_struct *vma)  in uffd_disable_huge_pmd_share()
109 static inline bool uffd_disable_fault_around(struct vm_area_struct *vma)  in uffd_disable_fault_around()
114 static inline bool userfaultfd_missing(struct vm_area_struct *vma)  in userfaultfd_missing()
119 static inline bool userfaultfd_wp(struct vm_area_struct *vma)  in userfaultfd_wp()
124 static inline bool userfaultfd_minor(struct vm_area_struct *vma)  in userfaultfd_minor()
129 static inline bool userfaultfd_pte_wp(struct vm_area_struct *vma,  in userfaultfd_pte_wp()
135 static inline bool userfaultfd_huge_pmd_wp(struct vm_area_struct *vma,  in userfaultfd_huge_pmd_wp()
141 static inline bool userfaultfd_armed(struct vm_area_struct *vma)  in userfaultfd_armed()
146 static inline bool vma_can_userfault(struct vm_area_struct *vma,  in vma_can_userfault()
165 extern int dup_userfaultfd(struct vm_area_struct *, struct list_head *);
168 extern void mremap_userfaultfd_prep(struct vm_area_struct *,
174 extern bool userfaultfd_remove(struct vm_area_struct *vma,
192 static inline bool is_mergeable_vm_userfaultfd_ctx(struct vm_area_struct *vma,  in is_mergeable_vm_userfaultfd_ctx()
198 static inline bool userfaultfd_missing(struct vm_area_struct *vma)  in userfaultfd_missing()
203 static inline bool userfaultfd_wp(struct vm_area_struct *vma)  in userfaultfd_wp()
208 static inline bool userfaultfd_minor(struct vm_area_struct *vma)  in userfaultfd_minor()
213 static inline bool userfaultfd_pte_wp(struct vm_area_struct *vma,  in userfaultfd_pte_wp()
219 static inline bool userfaultfd_huge_pmd_wp(struct vm_area_struct *vma,  in userfaultfd_huge_pmd_wp()
226 static inline bool userfaultfd_armed(struct vm_area_struct *vma)  in userfaultfd_armed()
231 static inline int dup_userfaultfd(struct vm_area_struct *vma,  in dup_userfaultfd()
241 static inline void mremap_userfaultfd_prep(struct vm_area_struct *vma,  in mremap_userfaultfd_prep()
253 static inline bool userfaultfd_remove(struct vm_area_struct *vma,  in userfaultfd_remove()
272 static inline bool uffd_disable_fault_around(struct vm_area_struct *vma)  in uffd_disable_fault_around()