701 			rdev = READ_ONCE(conf->disks[i].replacement);  in raid5_calc_degraded()
726 			rdev = READ_ONCE(conf->disks[i].replacement);  in raid5_calc_degraded()
1185 		rrdev = conf->disks[i].replacement;  in ops_run_io()
2731 		rdev = conf->disks[i].replacement;  in raid5_end_read_request()
2840 	int replacement = 0;  in raid5_end_write_request()  local
2848 			rdev = conf->disks[i].replacement;  in raid5_end_write_request()
2850 				replacement = 1;  in raid5_end_write_request()
2868 	if (replacement) {  in raid5_end_write_request()
2894 	if (sh->batch_head && bi->bi_status && !replacement)  in raid5_end_write_request()
3717 			rdev = conf->disks[i].replacement;  in handle_failed_sync()
3738 	rdev = sh->raid_conf->disks[disk_idx].replacement;  in want_replace()
4665 		rdev = conf->disks[i].replacement;  in analyse_stripe()
4755 			struct md_rdev *rdev2 = conf->disks[i].replacement;  in analyse_stripe()
4777 				rdev = conf->disks[i].replacement;  in analyse_stripe()
5268 				rdev = conf->disks[i].replacement;  in handle_stripe()
5433 	rdev = conf->disks[dd_idx].replacement;  in raid5_read_one_chunk()
7609 			if (disk->replacement)  in setup_conf()
7611 			disk->replacement = rdev;  in setup_conf()
7962 		if (conf->disks[i].replacement &&  in raid5_run()
8126 	struct md_rdev *rdev, *replacement;  in raid5_spare_active()  local
8132 		replacement = conf->disks[i].replacement;  in raid5_spare_active()
8133 		if (replacement  in raid5_spare_active()
8134 		    && replacement->recovery_offset == MaxSector  in raid5_spare_active()
8135 		    && !test_bit(Faulty, &replacement->flags)  in raid5_spare_active()
8136 		    && !test_and_set_bit(In_sync, &replacement->flags)) {  in raid5_spare_active()
8150 			sysfs_notify_dirent_safe(replacement->sysfs_state);  in raid5_spare_active()
8196 	else if (rdev == p->replacement)  in raid5_remove_disk()
8197 		rdevp = &p->replacement;  in raid5_remove_disk()
8216 	    (!p->replacement || p->replacement == rdev) &&  in raid5_remove_disk()
8228 	tmp = p->replacement;  in raid5_remove_disk()
8233 		WRITE_ONCE(p->replacement, NULL);  in raid5_remove_disk()
8313 		    p->replacement == NULL) {  in raid5_add_disk()
8319 			WRITE_ONCE(p->replacement, rdev);  in raid5_add_disk()
8455 		if (conf->disks[i].replacement)  in raid5_start_reshape()
8608 				rdev = conf->disks[d].replacement;  in raid5_finish_reshape()