1080 			mddev->delta_disks = sb->delta_disks;  in super_90_validate()
1084 			if (mddev->delta_disks < 0)  in super_90_validate()
1088 			mddev->delta_disks = 0;  in super_90_validate()
1221 		sb->delta_disks = mddev->delta_disks;  in super_90_sync()
1593 			mddev->delta_disks = le32_to_cpu(sb->delta_disks);  in super_1_validate()
1597 			if (mddev->delta_disks < 0 ||  in super_1_validate()
1598 			    (mddev->delta_disks == 0 &&  in super_1_validate()
1604 			mddev->delta_disks = 0;  in super_1_validate()
1749 		sb->delta_disks = cpu_to_le32(mddev->delta_disks);  in super_1_sync()
1752 		if (mddev->delta_disks == 0 &&  in super_1_sync()
2314 		    mddev->delta_disks >= 0 &&  in md_update_sb()
2795 		    slot >= rdev->mddev->raid_disks + rdev->mddev->delta_disks)  in slot_store()
2817 		    slot >= rdev->mddev->raid_disks + rdev->mddev->delta_disks)  in slot_store()
3323 			    (mddev->raid_disks - min(0, mddev->delta_disks)) &&  in analyze_sbs()
3521 		mddev->raid_disks -= mddev->delta_disks;  in level_store()
3522 		mddev->delta_disks = 0;  in level_store()
3544 	mddev->delta_disks = 0;  in level_store()
3682 	    mddev->delta_disks != 0)  in raid_disks_show()
3684 			       mddev->raid_disks - mddev->delta_disks);  in raid_disks_show()
3707 		int olddisks = mddev->raid_disks - mddev->delta_disks;  in raid_disks_store()
3719 		mddev->delta_disks = n - olddisks;  in raid_disks_store()
3721 		mddev->reshape_backwards = (mddev->delta_disks < 0);  in raid_disks_store()
4741 	mddev->delta_disks = 0;  in reshape_position_store()
4784 	if (mddev->delta_disks)  in reshape_direction_store()
5430 	mddev->delta_disks = 0;  in md_clean()
6412 	mddev->delta_disks = 0;  in set_array_info()
6492 	mddev->delta_disks = raid_disks - mddev->raid_disks;  in update_raid_disks()
6493 	if (mddev->delta_disks < 0)  in update_raid_disks()
6495 	else if (mddev->delta_disks > 0)  in update_raid_disks()
6500 		mddev->delta_disks = 0;  in update_raid_disks()
8105 				    mddev->delta_disks >= 0 &&  in md_do_sync()