476 	if (size != rbio->nr_data * BTRFS_STRIPE_LEN)  in rbio_is_full()
478 	BUG_ON(size > rbio->nr_data * BTRFS_STRIPE_LEN);  in rbio_is_full()
577 	return rbio_stripe_sector(rbio, rbio->nr_data, sector_nr);  in rbio_pstripe_sector()
584 	if (rbio->nr_data + 1 == rbio->real_stripes)  in rbio_qstripe_sector()
586 	return rbio_stripe_sector(rbio, rbio->nr_data + 1, sector_nr);  in rbio_qstripe_sector()
975 	rbio->nr_data = real_stripes - btrfs_nr_parity_stripes(bioc->map_type);  in alloc_rbio()
996 	const int data_pages = rbio->nr_data * rbio->stripe_npages;  in alloc_rbio_parity_pages()
1174 	int nr_data = rbio->nr_data;  in finish_rmw()  local
1187 	if (rbio->real_stripes - rbio->nr_data == 1)  in finish_rmw()
1189 	else if (rbio->real_stripes - rbio->nr_data == 2)  in finish_rmw()
1230 		for (stripe = 0; stripe < nr_data; stripe++) {  in finish_rmw()
1255 			memcpy(pointers[nr_data], pointers[0], sectorsize);  in finish_rmw()
1256 			run_xor(pointers + 1, nr_data - 1, sectorsize);  in finish_rmw()
1277 		if (stripe < rbio->nr_data) {  in finish_rmw()
1315 		if (stripe < rbio->nr_data) {  in finish_rmw()
1389 	for (i = 0; i < rbio->nr_data; i++) {  in find_logical_bio_stripe()
1538 	const int nr_data_sectors = rbio->stripe_nsectors * rbio->nr_data;  in raid56_rmw_stripe()
1784 	       rbio->nr_data * BTRFS_STRIPE_LEN);  in rbio_add_bio()
1940 				if (faila == rbio->nr_data) {  in __raid_recover_end_io()
1994 			memcpy(pointers[faila], pointers[rbio->nr_data], sectorsize);  in __raid_recover_end_io()
1998 			for (stripe = faila; stripe < rbio->nr_data - 1; stripe++)  in __raid_recover_end_io()
2000 			pointers[rbio->nr_data - 1] = p;  in __raid_recover_end_io()
2003 			run_xor(pointers, rbio->nr_data - 1, sectorsize);  in __raid_recover_end_io()
2304 	for (i = rbio->nr_data; i < rbio->real_stripes; i++) {  in raid56_parity_alloc_scrub_rbio()
2326 				       BTRFS_STRIPE_LEN * rbio->nr_data);  in raid56_add_scrub_pages()
2368 	int nr_data = rbio->nr_data;  in finish_parity_scrub()  local
2381 	if (rbio->real_stripes - rbio->nr_data == 1)  in finish_parity_scrub()
2383 	else if (rbio->real_stripes - rbio->nr_data == 2)  in finish_parity_scrub()
2425 	pointers[nr_data] = kmap_local_page(p_sector.page);  in finish_parity_scrub()
2432 		for (stripe = 0; stripe < nr_data; stripe++) {  in finish_parity_scrub()
2444 			memcpy(pointers[nr_data], pointers[0], sectorsize);  in finish_parity_scrub()
2445 			run_xor(pointers + 1, nr_data - 1, sectorsize);  in finish_parity_scrub()
2458 		for (stripe = nr_data - 1; stripe >= 0; stripe--)  in finish_parity_scrub()
2462 	kunmap_local(pointers[nr_data]);  in finish_parity_scrub()
2502 	nr_data = bio_list_size(&bio_list);  in finish_parity_scrub()
2503 	if (!nr_data) {  in finish_parity_scrub()
2509 	atomic_set(&rbio->stripes_pending, nr_data);  in finish_parity_scrub()
2533 	if (stripe >= 0 && stripe < rbio->nr_data)  in is_data_stripe()