1095 			mddev->delta_disks = sb->delta_disks;  in super_90_validate()
1099 			if (mddev->delta_disks < 0)  in super_90_validate()
1103 			mddev->delta_disks = 0;  in super_90_validate()
1236 		sb->delta_disks = mddev->delta_disks;  in super_90_sync()
1608 			mddev->delta_disks = le32_to_cpu(sb->delta_disks);  in super_1_validate()
1612 			if (mddev->delta_disks < 0 ||  in super_1_validate()
1613 			    (mddev->delta_disks == 0 &&  in super_1_validate()
1619 			mddev->delta_disks = 0;  in super_1_validate()
1743 		sb->delta_disks = cpu_to_le32(mddev->delta_disks);  in super_1_sync()
1746 		if (mddev->delta_disks == 0 &&  in super_1_sync()
2237 		    mddev->delta_disks >= 0 &&  in md_update_sb()
2699 		    slot >= rdev->mddev->raid_disks + rdev->mddev->delta_disks)  in slot_store()
2721 		    slot >= rdev->mddev->raid_disks + rdev->mddev->delta_disks)  in slot_store()
3232 		} else if (rdev->raid_disk >= (mddev->raid_disks - min(0, mddev->delta_disks))) {  in analyze_sbs()
3426 		mddev->raid_disks -= mddev->delta_disks;  in level_store()
3427 		mddev->delta_disks = 0;  in level_store()
3449 	mddev->delta_disks = 0;  in level_store()
3587 	    mddev->delta_disks != 0)  in raid_disks_show()
3589 			       mddev->raid_disks - mddev->delta_disks);  in raid_disks_show()
3612 		int olddisks = mddev->raid_disks - mddev->delta_disks;  in raid_disks_store()
3624 		mddev->delta_disks = n - olddisks;  in raid_disks_store()
3626 		mddev->reshape_backwards = (mddev->delta_disks < 0);  in raid_disks_store()
4626 	mddev->delta_disks = 0;  in reshape_position_store()
4669 	if (mddev->delta_disks)  in reshape_direction_store()
5288 	mddev->delta_disks = 0;  in md_clean()
6269 	mddev->delta_disks = 0;  in set_array_info()
6349 	mddev->delta_disks = raid_disks - mddev->raid_disks;  in update_raid_disks()
6350 	if (mddev->delta_disks < 0)  in update_raid_disks()
6352 	else if (mddev->delta_disks > 0)  in update_raid_disks()
6357 		mddev->delta_disks = 0;  in update_raid_disks()
7948 				    mddev->delta_disks >= 0 &&  in md_do_sync()