624 	struct bio *comp_bio;  in btrfs_submit_compressed_read()  local
691 	comp_bio = btrfs_bio_alloc(cur_disk_byte);  in btrfs_submit_compressed_read()
692 	comp_bio->bi_opf = REQ_OP_READ;  in btrfs_submit_compressed_read()
693 	comp_bio->bi_private = cb;  in btrfs_submit_compressed_read()
694 	comp_bio->bi_end_io = end_compressed_bio_read;  in btrfs_submit_compressed_read()
704 		if (comp_bio->bi_iter.bi_size)  in btrfs_submit_compressed_read()
706 							  comp_bio, 0);  in btrfs_submit_compressed_read()
709 		if (submit || bio_add_page(comp_bio, page, PAGE_SIZE, 0) <  in btrfs_submit_compressed_read()
713 			ret = btrfs_bio_wq_end_io(fs_info, comp_bio,  in btrfs_submit_compressed_read()
726 				ret = btrfs_lookup_bio_sums(inode, comp_bio,  in btrfs_submit_compressed_read()
731 			nr_sectors = DIV_ROUND_UP(comp_bio->bi_iter.bi_size,  in btrfs_submit_compressed_read()
735 			ret = btrfs_map_bio(fs_info, comp_bio, mirror_num);  in btrfs_submit_compressed_read()
737 				comp_bio->bi_status = ret;  in btrfs_submit_compressed_read()
738 				bio_endio(comp_bio);  in btrfs_submit_compressed_read()
741 			comp_bio = btrfs_bio_alloc(cur_disk_byte);  in btrfs_submit_compressed_read()
742 			comp_bio->bi_opf = REQ_OP_READ;  in btrfs_submit_compressed_read()
743 			comp_bio->bi_private = cb;  in btrfs_submit_compressed_read()
744 			comp_bio->bi_end_io = end_compressed_bio_read;  in btrfs_submit_compressed_read()
746 			bio_add_page(comp_bio, page, PAGE_SIZE, 0);  in btrfs_submit_compressed_read()
751 	ret = btrfs_bio_wq_end_io(fs_info, comp_bio, BTRFS_WQ_ENDIO_DATA);  in btrfs_submit_compressed_read()
755 		ret = btrfs_lookup_bio_sums(inode, comp_bio, (u64)-1, sums);  in btrfs_submit_compressed_read()
759 	ret = btrfs_map_bio(fs_info, comp_bio, mirror_num);  in btrfs_submit_compressed_read()
761 		comp_bio->bi_status = ret;  in btrfs_submit_compressed_read()
762 		bio_endio(comp_bio);  in btrfs_submit_compressed_read()