684 	struct bio *comp_bio;  in btrfs_submit_compressed_read()  local
752 	comp_bio = btrfs_bio_alloc(cur_disk_byte);  in btrfs_submit_compressed_read()
753 	comp_bio->bi_opf = REQ_OP_READ;  in btrfs_submit_compressed_read()
754 	comp_bio->bi_private = cb;  in btrfs_submit_compressed_read()
755 	comp_bio->bi_end_io = end_compressed_bio_read;  in btrfs_submit_compressed_read()
777 		if (comp_bio->bi_iter.bi_size)  in btrfs_submit_compressed_read()
779 							  comp_bio, 0);  in btrfs_submit_compressed_read()
782 		if (submit || bio_add_page(comp_bio, page, pg_len, 0) < pg_len) {  in btrfs_submit_compressed_read()
785 			ret = btrfs_bio_wq_end_io(fs_info, comp_bio,  in btrfs_submit_compressed_read()
797 			ret = btrfs_lookup_bio_sums(inode, comp_bio, sums);  in btrfs_submit_compressed_read()
800 			nr_sectors = DIV_ROUND_UP(comp_bio->bi_iter.bi_size,  in btrfs_submit_compressed_read()
804 			ret = btrfs_map_bio(fs_info, comp_bio, mirror_num);  in btrfs_submit_compressed_read()
806 				comp_bio->bi_status = ret;  in btrfs_submit_compressed_read()
807 				bio_endio(comp_bio);  in btrfs_submit_compressed_read()
810 			comp_bio = btrfs_bio_alloc(cur_disk_byte);  in btrfs_submit_compressed_read()
811 			comp_bio->bi_opf = REQ_OP_READ;  in btrfs_submit_compressed_read()
812 			comp_bio->bi_private = cb;  in btrfs_submit_compressed_read()
813 			comp_bio->bi_end_io = end_compressed_bio_read;  in btrfs_submit_compressed_read()
815 			bio_add_page(comp_bio, page, pg_len, 0);  in btrfs_submit_compressed_read()
820 	ret = btrfs_bio_wq_end_io(fs_info, comp_bio, BTRFS_WQ_ENDIO_DATA);  in btrfs_submit_compressed_read()
823 	ret = btrfs_lookup_bio_sums(inode, comp_bio, sums);  in btrfs_submit_compressed_read()
826 	ret = btrfs_map_bio(fs_info, comp_bio, mirror_num);  in btrfs_submit_compressed_read()
828 		comp_bio->bi_status = ret;  in btrfs_submit_compressed_read()
829 		bio_endio(comp_bio);  in btrfs_submit_compressed_read()