581 	sh->disks = previous ? conf->previous_raid_disks : conf->raid_disks;  in init_stripe()
641 	for (i = 0; i < conf->previous_raid_disks; i++) {  in raid5_calc_degraded()
659 			if (conf->raid_disks >= conf->previous_raid_disks)  in raid5_calc_degraded()
663 	if (conf->raid_disks == conf->previous_raid_disks)  in raid5_calc_degraded()
681 			if (conf->raid_disks <= conf->previous_raid_disks)  in raid5_calc_degraded()
2360 	int devs = max(conf->raid_disks, conf->previous_raid_disks);  in grow_stripes()
2926 	int raid_disks = previous ? conf->previous_raid_disks  in raid5_compute_sector()
3538 	int disks = previous ? conf->previous_raid_disks : conf->raid_disks;  in stripe_set_idx()
5954 	int raid_disks = conf->previous_raid_disks;  in reshape_request()
7027 		raid_disks = min(conf->raid_disks, conf->previous_raid_disks);  in raid5_size()
7052 			       conf->previous_raid_disks),  in alloc_scratch_buffer()
7124 			conf->previous_raid_disks);  in raid5_alloc_percpu()
7260 		conf->previous_raid_disks = mddev->raid_disks;  in setup_conf()
7262 		conf->previous_raid_disks = mddev->raid_disks - mddev->delta_disks;  in setup_conf()
7263 	max_disks = max(conf->raid_disks, conf->previous_raid_disks);  in setup_conf()
7611 	for (i = 0; i < conf->raid_disks && conf->previous_raid_disks;  in raid5_run()
7656 				 conf->previous_raid_disks,  in raid5_run()
7727 		int data_disks = conf->previous_raid_disks - conf->max_degraded;  in raid5_run()
8144 				  conf->previous_raid_disks  in check_reshape()
8151 	if (conf->previous_raid_disks + mddev->delta_disks <= conf->pool_size)  in check_reshape()
8153 	return resize_stripes(conf, (conf->previous_raid_disks  in check_reshape()
8199 	conf->previous_raid_disks = conf->raid_disks;  in raid5_start_reshape()
8238 					    >= conf->previous_raid_disks)  in raid5_start_reshape()
8246 			} else if (rdev->raid_disk >= conf->previous_raid_disks  in raid5_start_reshape()
8275 		mddev->raid_disks = conf->raid_disks = conf->previous_raid_disks;  in raid5_start_reshape()
8305 		conf->previous_raid_disks = conf->raid_disks;  in end_reshape()