495 	const struct bio_vec *bvec, *end;  in iov_iter_bvec_advance()  local
503 	for (bvec = i->bvec, end = bvec + i->nr_segs; bvec < end; bvec++) {  in iov_iter_bvec_advance()
504 		if (likely(size < bvec->bv_len))  in iov_iter_bvec_advance()
506 		size -= bvec->bv_len;  in iov_iter_bvec_advance()
509 	i->nr_segs -= bvec - i->bvec;  in iov_iter_bvec_advance()
510 	i->bvec = bvec;  in iov_iter_bvec_advance()
631 		const struct bio_vec *bvec = i->bvec;  in iov_iter_revert()  local
633 			size_t n = (--bvec)->bv_len;  in iov_iter_revert()
636 				i->bvec = bvec;  in iov_iter_revert()
670 			return min(i->count, i->bvec->bv_len - i->iov_offset);  in iov_iter_single_seg_count()
696 			const struct bio_vec *bvec, unsigned long nr_segs,  in iov_iter_bvec()  argument
703 		.bvec = bvec,  in iov_iter_bvec()
818 	const struct bio_vec *bvec = i->bvec;  in iov_iter_aligned_bvec()  local
823 		size_t len = bvec->bv_len;  in iov_iter_aligned_bvec()
829 		if ((unsigned long)(bvec->bv_offset + skip) & addr_mask)  in iov_iter_aligned_bvec()
832 		bvec++;  in iov_iter_aligned_bvec()
909 	const struct bio_vec *bvec = i->bvec;  in iov_iter_alignment_bvec()  local
915 		size_t len = bvec->bv_len - skip;  in iov_iter_alignment_bvec()
916 		res |= (unsigned long)bvec->bv_offset + skip;  in iov_iter_alignment_bvec()
920 		bvec++;  in iov_iter_alignment_bvec()
1140 	len = i->bvec->bv_len - skip;  in first_bvec_segment()
1143 	skip += i->bvec->bv_offset;  in first_bvec_segment()
1144 	page = i->bvec->bv_page + skip / PAGE_SIZE;  in first_bvec_segment()
1202 		if (i->iov_offset == i->bvec->bv_len) {  in __iov_iter_get_pages_alloc()
1204 			i->bvec++;  in __iov_iter_get_pages_alloc()
1269 	for (p = i->bvec; size; skip = 0, p++) {  in bvec_npages()
1313 		return new->bvec = kmemdup(new->bvec,  in dup_iter()
1575 		i->bvec -= state->nr_segs - i->nr_segs;  in iov_iter_restore()
1706 	if (i->iov_offset == i->bvec->bv_len) {  in iov_iter_extract_bvec_pages()
1709 		i->bvec++;  in iov_iter_extract_bvec_pages()
1719 		struct bio_vec bv = bvec_iter_bvec(i->bvec, bi);  in iov_iter_extract_bvec_pages()
1749 		bvec_iter_advance_single(i->bvec, &bi, bv.bv_len);  in iov_iter_extract_bvec_pages()