17 	struct iov_iter iter;  member
33 	bmd->iter = *data;  in bio_alloc_map_data()
34 	bmd->iter.iov = bmd->iov;  in bio_alloc_map_data()
46 static int bio_copy_from_iter(struct bio *bio, struct iov_iter *iter)  in bio_copy_from_iter()  argument
57 					  iter);  in bio_copy_from_iter()
59 		if (!iov_iter_count(iter))  in bio_copy_from_iter()
77 static int bio_copy_to_iter(struct bio *bio, struct iov_iter iter)  in bio_copy_to_iter()  argument
88 					&iter);  in bio_copy_to_iter()
90 		if (!iov_iter_count(&iter))  in bio_copy_to_iter()
121 			ret = bio_copy_to_iter(bio, bmd->iter);  in bio_uncopy_user()
130 		struct iov_iter *iter, gfp_t gfp_mask)  in bio_copy_user_iov()  argument
137 	unsigned int len = iter->count;  in bio_copy_user_iov()
140 	bmd = bio_alloc_map_data(iter, gfp_mask);  in bio_copy_user_iov()
206 	if ((iov_iter_rw(iter) == WRITE &&  in bio_copy_user_iov()
209 		ret = bio_copy_from_iter(bio, iter);  in bio_copy_user_iov()
215 		iov_iter_advance(iter, bio->bi_iter.bi_size);  in bio_copy_user_iov()
233 static int bio_map_user_iov(struct request *rq, struct iov_iter *iter,  in bio_map_user_iov()  argument
241 	if (!iov_iter_count(iter))  in bio_map_user_iov()
244 	bio = bio_kmalloc(gfp_mask, iov_iter_npages(iter, BIO_MAX_VECS));  in bio_map_user_iov()
249 	while (iov_iter_count(iter)) {  in bio_map_user_iov()
255 		bytes = iov_iter_get_pages_alloc(iter, &pages, LONG_MAX, &offs);  in bio_map_user_iov()
286 			iov_iter_advance(iter, added);  in bio_map_user_iov()
484 	struct bvec_iter iter;  in blk_rq_append_bio()  local
488 	bio_for_each_bvec(bv, bio, iter)  in blk_rq_append_bio()
523 			const struct iov_iter *iter, gfp_t gfp_mask)  in blk_rq_map_user_iov()  argument
531 	if (!iter_is_iovec(iter))  in blk_rq_map_user_iov()
538 	else if (iov_iter_alignment(iter) & align)  in blk_rq_map_user_iov()
541 		copy = queue_virt_boundary(q) & iov_iter_gap_alignment(iter);  in blk_rq_map_user_iov()
543 	i = *iter;  in blk_rq_map_user_iov()