456 		prev = vma_merge(mm, prev, vma->vm_start, vma->vm_end,  in userfaultfd_release()
772 	if (vma->vm_start >= end)  in userfaultfd_register()
783 	for (cur = vma; cur && cur->vm_start < end; cur = cur->vm_next) {  in userfaultfd_register()
809 	if (vma->vm_start < start)  in userfaultfd_register()
828 		if (vma->vm_start > start)  in userfaultfd_register()
829 			start = vma->vm_start;  in userfaultfd_register()
841 		if (vma->vm_start < start) {  in userfaultfd_register()
864 	} while (vma && vma->vm_start < end);  in userfaultfd_register()
914 	if (vma->vm_start >= end)  in userfaultfd_unregister()
926 	for (cur = vma; cur && cur->vm_start < end; cur = cur->vm_next) {  in userfaultfd_unregister()
946 	if (vma->vm_start < start)  in userfaultfd_unregister()
962 		if (vma->vm_start > start)  in userfaultfd_unregister()
963 			start = vma->vm_start;  in userfaultfd_unregister()
975 		if (vma->vm_start < start) {  in userfaultfd_unregister()
998 	} while (vma && vma->vm_start < end);  in userfaultfd_unregister()