347 	conf->mirrors[r10_bio->devs[slot].devnum].head_position =  in update_head_pos()
469 		rdev = conf->mirrors[dev].replacement;  in raid10_end_write_request()
473 		rdev = conf->mirrors[dev].rdev;  in raid10_end_write_request()
762 		rdev = conf->mirrors[disk].replacement;  in read_balance()
766 			rdev = conf->mirrors[disk].rdev;  in read_balance()
833 					   conf->mirrors[disk].head_position);  in read_balance()
1176 		err_rdev = conf->mirrors[disk].rdev;  in raid10_read_request()
1256 	rdev = replacement ? conf->mirrors[devnum].replacement :  in raid10_write_one_disk()
1257 			     conf->mirrors[devnum].rdev;  in raid10_write_one_disk()
1270 				     &conf->mirrors[devnum].rdev->flags)  in raid10_write_one_disk()
1299 		rdev = conf->mirrors[i].rdev;  in wait_blocked_dev()
1324 		rrdev = conf->mirrors[i].replacement;  in wait_blocked_dev()
1424 		rdev = conf->mirrors[d].rdev;  in raid10_write_request()
1425 		rrdev = conf->mirrors[d].replacement;  in raid10_write_request()
1513 		struct md_rdev *rdev = conf->mirrors[d].rdev;  in raid10_write_request()
1514 		struct md_rdev *rrdev = conf->mirrors[d].replacement;  in raid10_write_request()
1589 	rdev = repl ? conf->mirrors[dev].replacement :  in raid10_end_discard_request()
1590 		      conf->mirrors[dev].rdev;  in raid10_end_discard_request()
1757 		rdev = conf->mirrors[disk].rdev;  in raid10_handle_discard()
1758 		rrdev = conf->mirrors[disk].replacement;  in raid10_handle_discard()
1817 			struct md_rdev *rdev = conf->mirrors[disk].rdev;  in raid10_handle_discard()
1831 			struct md_rdev *rrdev = conf->mirrors[disk].replacement;  in raid10_handle_discard()
1923 		struct md_rdev *rdev = READ_ONCE(conf->mirrors[i].rdev);  in raid10_status()
1955 			    (rdev = conf->mirrors[this].rdev) &&  in _enough()
2040 		rdev = conf->mirrors[i].rdev;  in print_conf()
2070 		tmp = conf->mirrors + i;  in raid10_spare_active()
2127 	    conf->mirrors[rdev->saved_raid_disk].rdev == NULL)  in raid10_add_disk()
2132 		p = &conf->mirrors[mirror];  in raid10_add_disk()
2153 		p = &conf->mirrors[repl_slot];  in raid10_add_disk()
2179 	p = conf->mirrors + number;  in raid10_remove_disk()
2230 			   &conf->mirrors[d].rdev->corrected_errors);  in __end_sync_read()
2235 	rdev_dec_pending(conf->mirrors[d].rdev, conf->mddev);  in __end_sync_read()
2301 		rdev = conf->mirrors[d].replacement;  in end_sync_write()
2303 		rdev = conf->mirrors[d].rdev;  in end_sync_write()
2381 		rdev = conf->mirrors[d].rdev;  in sync_request_write()
2415 		bio_reset(tbio, conf->mirrors[d].rdev->bdev, REQ_OP_WRITE);  in sync_request_write()
2426 		atomic_inc(&conf->mirrors[d].rdev->nr_pending);  in sync_request_write()
2429 		if (test_bit(FailFast, &conf->mirrors[d].rdev->flags))  in sync_request_write()
2431 		tbio->bi_iter.bi_sector += conf->mirrors[d].rdev->data_offset;  in sync_request_write()
2494 		rdev = conf->mirrors[dr].rdev;  in fix_recovery_read_error()
2502 			rdev = conf->mirrors[dw].rdev;  in fix_recovery_read_error()
2524 			if (rdev != conf->mirrors[dw].rdev) {  in fix_recovery_read_error()
2526 				struct md_rdev *rdev2 = conf->mirrors[dw].rdev;  in fix_recovery_read_error()
2576 		atomic_inc(&conf->mirrors[d].rdev->nr_pending);  in recovery_request_write()
2580 		atomic_inc(&conf->mirrors[d].replacement->nr_pending);  in recovery_request_write()
2623 	rdev = conf->mirrors[d].rdev;  in fix_read_error()
2646 			rdev = conf->mirrors[d].rdev;  in fix_read_error()
2675 			rdev = conf->mirrors[dn].rdev;  in fix_read_error()
2695 			rdev = conf->mirrors[d].rdev;  in fix_read_error()
2727 			rdev = conf->mirrors[d].rdev;  in fix_read_error()
2773 	struct md_rdev *rdev = conf->mirrors[r10_bio->devs[i].devnum].rdev;  in narrow_write_error()
2884 			rdev = conf->mirrors[dev].rdev;  in handle_write_completed()
2897 			rdev = conf->mirrors[dev].replacement;  in handle_write_completed()
2918 			rdev = conf->mirrors[dev].rdev;  in handle_write_completed()
2931 			rdev = conf->mirrors[dev].replacement;  in handle_write_completed()
3040 		if (conf->mirrors[i].replacement)  in init_resync()
3219 						conf->mirrors[i].replacement;  in raid10_sync_request()
3281 			struct raid10_info *mirror = &conf->mirrors[i];  in raid10_sync_request()
3344 				struct md_rdev *rdev = conf->mirrors[j].rdev;  in raid10_sync_request()
3359 				struct md_rdev *rdev = conf->mirrors[d].rdev;  in raid10_sync_request()
3485 					if (conf->mirrors[d].rdev &&  in raid10_sync_request()
3487 						      &conf->mirrors[d].rdev->flags))  in raid10_sync_request()
3556 			rdev = conf->mirrors[d].rdev;  in raid10_sync_request()
3584 			rdev = conf->mirrors[d].replacement;  in raid10_sync_request()
3610 					rdev_dec_pending(conf->mirrors[d].rdev,  in raid10_sync_request()
3615 						conf->mirrors[d].replacement,  in raid10_sync_request()
3825 	kfree(conf->mirrors);  in raid10_free_conf()
3860 	conf->mirrors = kzalloc_objs(struct raid10_info,  in setup_conf()
3862 	if (!conf->mirrors)  in setup_conf()
3993 		disk = conf->mirrors + disk_idx;  in raid10_run()
4048 		disk = conf->mirrors + i;  in raid10_run()
4312 		struct md_rdev *rdev = conf->mirrors[i].rdev;  in calc_degraded()
4327 		struct md_rdev *rdev = conf->mirrors[i].rdev;  in calc_degraded()
4404 		memcpy(conf->mirrors_new, conf->mirrors,  in raid10_start_reshape()
4408 		conf->mirrors_old = conf->mirrors;  in raid10_start_reshape()
4409 		conf->mirrors = conf->mirrors_new;  in raid10_start_reshape()
4771 			rdev2 = conf->mirrors[d].replacement;  in reshape_request()
4774 			rdev2 = conf->mirrors[d].rdev;  in reshape_request()
4861 			rdev = conf->mirrors[d].replacement;  in reshape_request_write()
4864 			rdev = conf->mirrors[d].rdev;  in reshape_request_write()
4941 			struct md_rdev *rdev = conf->mirrors[d].rdev;  in handle_reshape_read_error()
4990 	rdev = repl ? conf->mirrors[d].replacement :  in end_reshape_write()
4991 		      conf->mirrors[d].rdev;  in end_reshape_write()
5029 			struct md_rdev *rdev = conf->mirrors[d].rdev;  in raid10_finish_reshape()
5032 			rdev = conf->mirrors[d].replacement;  in raid10_finish_reshape()