Lines Matching refs:map_data
130 static int bio_copy_user_iov(struct request *rq, struct rq_map_data *map_data,
139 unsigned int offset = map_data ? offset_in_page(map_data->offset) : 0;
150 bmd->is_our_pages = !map_data;
151 bmd->is_null_mapped = (map_data && map_data->null_mapped);
163 if (map_data) {
164 nr_pages = 1 << map_data->page_order;
165 i = map_data->offset / PAGE_SIZE;
175 if (map_data) {
176 if (i == map_data->nr_entries * nr_pages) {
181 page = map_data->pages[i / nr_pages];
194 if (!map_data)
203 if (map_data)
204 map_data->offset += bio->bi_iter.bi_size;
210 (!map_data || !map_data->null_mapped)) ||
211 (map_data && map_data->from_user)) {
235 if (!map_data)
561 * @map_data: pointer to the rq_map_data holding pages (if necessary)
579 struct rq_map_data *map_data,
591 if (map_data)
601 ret = bio_copy_user_iov(rq, map_data, &i, gfp_mask);
621 struct rq_map_data *map_data, void __user *ubuf,
631 return blk_rq_map_user_iov(q, rq, map_data, &i, gfp_mask);