503 	sh->disks = previous ? conf->previous_raid_disks : conf->raid_disks;  in init_stripe()
563 	for (i = 0; i < conf->previous_raid_disks; i++) {  in raid5_calc_degraded()
581 			if (conf->raid_disks >= conf->previous_raid_disks)  in raid5_calc_degraded()
585 	if (conf->raid_disks == conf->previous_raid_disks)  in raid5_calc_degraded()
603 			if (conf->raid_disks <= conf->previous_raid_disks)  in raid5_calc_degraded()
2192 	int devs = max(conf->raid_disks, conf->previous_raid_disks);  in grow_stripes()
2727 	int raid_disks = previous ? conf->previous_raid_disks  in raid5_compute_sector()
3339 	int disks = previous ? conf->previous_raid_disks : conf->raid_disks;  in stripe_set_idx()
5768 	int raid_disks = conf->previous_raid_disks;  in reshape_request()
6740 		raid_disks = min(conf->raid_disks, conf->previous_raid_disks);  in raid5_size()
6765 			       conf->previous_raid_disks),  in alloc_scratch_buffer()
6838 			conf->previous_raid_disks);  in raid5_alloc_percpu()
6969 		conf->previous_raid_disks = mddev->raid_disks;  in setup_conf()
6971 		conf->previous_raid_disks = mddev->raid_disks - mddev->delta_disks;  in setup_conf()
6972 	max_disks = max(conf->raid_disks, conf->previous_raid_disks);  in setup_conf()
7314 	for (i = 0; i < conf->raid_disks && conf->previous_raid_disks;  in raid5_run()
7359 				 conf->previous_raid_disks,  in raid5_run()
7430 		int data_disks = conf->previous_raid_disks - conf->max_degraded;  in raid5_run()
7849 				  conf->previous_raid_disks  in check_reshape()
7856 	if (conf->previous_raid_disks + mddev->delta_disks <= conf->pool_size)  in check_reshape()
7858 	return resize_stripes(conf, (conf->previous_raid_disks  in check_reshape()
7904 	conf->previous_raid_disks = conf->raid_disks;  in raid5_start_reshape()
7943 					    >= conf->previous_raid_disks)  in raid5_start_reshape()
7951 			} else if (rdev->raid_disk >= conf->previous_raid_disks  in raid5_start_reshape()
7980 		mddev->raid_disks = conf->raid_disks = conf->previous_raid_disks;  in raid5_start_reshape()
8010 		conf->previous_raid_disks = conf->raid_disks;  in end_reshape()