504 	const struct bio_vec *bvec, *end;  in iov_iter_bvec_advance()  local
512 	for (bvec = i->bvec, end = bvec + i->nr_segs; bvec < end; bvec++) {  in iov_iter_bvec_advance()
513 		if (likely(size < bvec->bv_len))  in iov_iter_bvec_advance()
515 		size -= bvec->bv_len;  in iov_iter_bvec_advance()
518 	i->nr_segs -= bvec - i->bvec;  in iov_iter_bvec_advance()
519 	i->bvec = bvec;  in iov_iter_bvec_advance()
640 		const struct bio_vec *bvec = i->bvec;  in iov_iter_revert()  local
642 			size_t n = (--bvec)->bv_len;  in iov_iter_revert()
645 				i->bvec = bvec;  in iov_iter_revert()
679 			return min(i->count, i->bvec->bv_len - i->iov_offset);  in iov_iter_single_seg_count()
705 			const struct bio_vec *bvec, unsigned long nr_segs,  in iov_iter_bvec()  argument
712 		.bvec = bvec,  in iov_iter_bvec()
823 	const struct bio_vec *bvec = i->bvec;  in iov_iter_alignment_bvec()  local
829 		size_t len = bvec->bv_len - skip;  in iov_iter_alignment_bvec()
830 		res |= (unsigned long)bvec->bv_offset + skip;  in iov_iter_alignment_bvec()
834 		bvec++;  in iov_iter_alignment_bvec()
1054 	len = i->bvec->bv_len - skip;  in first_bvec_segment()
1057 	skip += i->bvec->bv_offset;  in first_bvec_segment()
1058 	page = i->bvec->bv_page + skip / PAGE_SIZE;  in first_bvec_segment()
1116 		if (i->iov_offset == i->bvec->bv_len) {  in __iov_iter_get_pages_alloc()
1118 			i->bvec++;  in __iov_iter_get_pages_alloc()
1183 	for (p = i->bvec; size; skip = 0, p++) {  in bvec_npages()
1227 		return new->bvec = kmemdup(new->bvec,  in dup_iter()
1489 		i->bvec -= state->nr_segs - i->nr_segs;  in iov_iter_restore()
1620 	if (i->iov_offset == i->bvec->bv_len) {  in iov_iter_extract_bvec_pages()
1623 		i->bvec++;  in iov_iter_extract_bvec_pages()
1633 		struct bio_vec bv = bvec_iter_bvec(i->bvec, bi);  in iov_iter_extract_bvec_pages()
1663 		bvec_iter_advance_single(i->bvec, &bi, bv.bv_len);  in iov_iter_extract_bvec_pages()