6493 		conf->previous_raid_disks = mddev->raid_disks - mddev->delta_disks;  in setup_conf()
6697 		old_disks = mddev->raid_disks - mddev->delta_disks;  in run()
6716 		if (mddev->delta_disks == 0) {  in run()
6758 		BUG_ON(mddev->delta_disks != 0);  in run()
7253 	if (mddev->delta_disks == 0 &&  in check_reshape()
7259 	if (mddev->delta_disks < 0 && mddev->reshape_position == MaxSector) {  in check_reshape()
7268 		if (mddev->raid_disks + mddev->delta_disks < min)  in check_reshape()
7276 	    mddev->delta_disks > 0)  in check_reshape()
7279 				  + max(0, mddev->delta_disks),  in check_reshape()
7285 				     + mddev->delta_disks));  in check_reshape()
7310 	if (spares - mddev->degraded < mddev->delta_disks - conf->max_degraded)  in raid5_start_reshape()
7320 	if (raid5_size(mddev, 0, conf->raid_disks + mddev->delta_disks)  in raid5_start_reshape()
7331 	conf->raid_disks += mddev->delta_disks;  in raid5_start_reshape()
7363 	if (mddev->delta_disks >= 0) {  in raid5_start_reshape()
7466 		if (mddev->delta_disks > 0) {  in raid5_finish_reshape()
7476 			     d < conf->raid_disks - mddev->delta_disks;  in raid5_finish_reshape()
7489 		mddev->delta_disks = 0;  in raid5_finish_reshape()
7549 	mddev->delta_disks = 1;  in raid45_takeover_raid0()
7611 	mddev->delta_disks = -1;  in raid5_takeover_raid6()
7759 	mddev->delta_disks = 1;  in raid6_takeover()