196 		struct list_head *uf);
206 	LIST_HEAD(uf);  in SYSCALL_DEFINE1()
259 		ret = __do_munmap(mm, newbrk, oldbrk-newbrk, &uf, true);  in SYSCALL_DEFINE1()
275 	if (do_brk_flags(oldbrk, newbrk-oldbrk, 0, &uf) < 0)  in SYSCALL_DEFINE1()
285 	userfaultfd_unmap_complete(mm, &uf);  in SYSCALL_DEFINE1()
603 		 struct rb_node **parent, struct list_head *uf)  in munmap_vma_range()  argument
607 		if (do_munmap(mm, start, len, uf))  in munmap_vma_range()
1420 			unsigned long *populate, struct list_head *uf)  in do_mmap()  argument
1611 	addr = mmap_region(file, addr, len, vm_flags, pgoff, uf);  in do_mmap()
1766 		struct list_head *uf)  in mmap_region()  argument
1789 	/* Clear old maps, set up prev, rb_link, rb_parent, and uf */  in mmap_region()
1790 	if (munmap_vma_range(mm, addr, len, &prev, &rb_link, &rb_parent, uf))  in mmap_region()
2872 		struct list_head *uf, bool downgrade)  in __do_munmap()  argument
2941 	if (unlikely(uf)) {  in __do_munmap()
2951 		int error = userfaultfd_unmap_prep(vma, start, end, uf);  in __do_munmap()
2987 	      struct list_head *uf)  in do_munmap()  argument
2989 	return __do_munmap(mm, start, len, uf, false);  in do_munmap()
2996 	LIST_HEAD(uf);  in __vm_munmap()
3001 	ret = __do_munmap(mm, start, len, &uf, downgrade);  in __vm_munmap()
3013 	userfaultfd_unmap_complete(mm, &uf);  in __vm_munmap()
3135 … int do_brk_flags(unsigned long addr, unsigned long len, unsigned long flags, struct list_head *uf)  in do_brk_flags()  argument
3157 	/* Clear old maps, set up prev, rb_link, rb_parent, and uf */  in do_brk_flags()
3158 	if (munmap_vma_range(mm, addr, len, &prev, &rb_link, &rb_parent, uf))  in do_brk_flags()
3209 	LIST_HEAD(uf);  in vm_brk_flags()
3220 	ret = do_brk_flags(addr, len, flags, &uf);  in vm_brk_flags()
3223 	userfaultfd_unmap_complete(mm, &uf);  in vm_brk_flags()