17 	__p = i->iov;					\
90 			const struct iovec *iov;		\
92 			iterate_iovec(i, n, v, iov, skip, (I))	\
123 			const struct iovec *iov;		\
125 			iterate_iovec(i, n, v, iov, skip, (I))	\
126 			if (skip == iov->iov_len) {		\
127 				iov++;				\
130 			i->nr_segs -= iov - i->iov;		\
131 			i->iov = iov;				\
160 	const struct iovec *iov;  in copy_page_to_iter_iovec()  local
172 	iov = i->iov;  in copy_page_to_iter_iovec()
174 	buf = iov->iov_base + skip;  in copy_page_to_iter_iovec()
175 	copy = min(bytes, iov->iov_len - skip);  in copy_page_to_iter_iovec()
189 			iov++;  in copy_page_to_iter_iovec()
190 			buf = iov->iov_base;  in copy_page_to_iter_iovec()
191 			copy = min(bytes, iov->iov_len);  in copy_page_to_iter_iovec()
205 		copy = min(bytes, iov->iov_len - skip);  in copy_page_to_iter_iovec()
217 		iov++;  in copy_page_to_iter_iovec()
218 		buf = iov->iov_base;  in copy_page_to_iter_iovec()
219 		copy = min(bytes, iov->iov_len);  in copy_page_to_iter_iovec()
229 	if (skip == iov->iov_len) {  in copy_page_to_iter_iovec()
230 		iov++;  in copy_page_to_iter_iovec()
234 	i->nr_segs -= iov - i->iov;  in copy_page_to_iter_iovec()
235 	i->iov = iov;  in copy_page_to_iter_iovec()
244 	const struct iovec *iov;  in copy_page_from_iter_iovec()  local
256 	iov = i->iov;  in copy_page_from_iter_iovec()
258 	buf = iov->iov_base + skip;  in copy_page_from_iter_iovec()
259 	copy = min(bytes, iov->iov_len - skip);  in copy_page_from_iter_iovec()
273 			iov++;  in copy_page_from_iter_iovec()
274 			buf = iov->iov_base;  in copy_page_from_iter_iovec()
275 			copy = min(bytes, iov->iov_len);  in copy_page_from_iter_iovec()
289 		copy = min(bytes, iov->iov_len - skip);  in copy_page_from_iter_iovec()
301 		iov++;  in copy_page_from_iter_iovec()
302 		buf = iov->iov_base;  in copy_page_from_iter_iovec()
303 		copy = min(bytes, iov->iov_len);  in copy_page_from_iter_iovec()
313 	if (skip == iov->iov_len) {  in copy_page_from_iter_iovec()
314 		iov++;  in copy_page_from_iter_iovec()
318 	i->nr_segs -= iov - i->iov;  in copy_page_from_iter_iovec()
319 	i->iov = iov;  in copy_page_from_iter_iovec()
421 	const struct iovec *iov;  in iov_iter_fault_in_readable()  local
426 		iterate_iovec(i, bytes, v, iov, skip, ({  in iov_iter_fault_in_readable()
437 			const struct iovec *iov, unsigned long nr_segs,  in iov_iter_init()  argument
446 		i->kvec = (struct kvec *)iov;  in iov_iter_init()
449 		i->iov = iov;  in iov_iter_init()
1098 		const struct iovec *iov = i->iov;  in iov_iter_revert()  local
1100 			size_t n = (--iov)->iov_len;  in iov_iter_revert()
1103 				i->iov = iov;  in iov_iter_revert()
1127 		return min(i->count, i->iov->iov_len - i->iov_offset);  in iov_iter_single_seg_count()
1611 		return new->iov = kmemdup(new->iov,  in dup_iter()
1641 		 struct iovec **iov, struct iov_iter *i)  in import_iovec()  argument
1646 				  *iov, &p);  in import_iovec()
1648 		if (p != *iov)  in import_iovec()
1650 		*iov = NULL;  in import_iovec()
1654 	*iov = p == *iov ? NULL : p;  in import_iovec()
1665 		struct iovec **iov, struct iov_iter *i)  in compat_import_iovec()  argument
1670 				  *iov, &p);  in compat_import_iovec()
1672 		if (p != *iov)  in compat_import_iovec()
1674 		*iov = NULL;  in compat_import_iovec()
1678 	*iov = p == *iov ? NULL : p;  in compat_import_iovec()
1684 		 struct iovec *iov, struct iov_iter *i)  in import_single_range()  argument
1691 	iov->iov_base = buf;  in import_single_range()
1692 	iov->iov_len = len;  in import_single_range()
1693 	iov_iter_init(i, rw, iov, 1, len);  in import_single_range()