30 extern int handle_userfault(struct vm_area_struct *vma, unsigned long address,
40 static inline bool is_mergeable_vm_userfaultfd_ctx(struct vm_area_struct *vma,  in is_mergeable_vm_userfaultfd_ctx()  argument
43 	return vma->vm_userfaultfd_ctx.ctx == vm_ctx.ctx;  in is_mergeable_vm_userfaultfd_ctx()
46 static inline bool userfaultfd_missing(struct vm_area_struct *vma)  in userfaultfd_missing()  argument
48 	return vma->vm_flags & VM_UFFD_MISSING;  in userfaultfd_missing()
51 static inline bool userfaultfd_armed(struct vm_area_struct *vma)  in userfaultfd_armed()  argument
53 	return vma->vm_flags & (VM_UFFD_MISSING | VM_UFFD_WP);  in userfaultfd_armed()
59 static inline int handle_userfault(struct vm_area_struct *vma,  in handle_userfault()  argument
67 static inline bool is_mergeable_vm_userfaultfd_ctx(struct vm_area_struct *vma,  in is_mergeable_vm_userfaultfd_ctx()  argument
73 static inline bool userfaultfd_missing(struct vm_area_struct *vma)  in userfaultfd_missing()  argument
78 static inline bool userfaultfd_armed(struct vm_area_struct *vma)  in userfaultfd_armed()  argument