1327 	struct md_rdev *rdev, *rrdev;  in dereference_rdev_and_rrdev()  local
1329 	rrdev = rcu_dereference(mirror->replacement);  in dereference_rdev_and_rrdev()
1336 	if (rdev == rrdev)  in dereference_rdev_and_rrdev()
1337 		rrdev = NULL;  in dereference_rdev_and_rrdev()
1339 	*prrdev = rrdev;  in dereference_rdev_and_rrdev()
1353 		struct md_rdev *rdev, *rrdev;  in wait_blocked_dev()  local
1355 		rdev = dereference_rdev_and_rrdev(&conf->mirrors[i], &rrdev);  in wait_blocked_dev()
1361 		if (rrdev && unlikely(test_bit(Blocked, &rrdev->flags))) {  in wait_blocked_dev()
1362 			atomic_inc(&rrdev->nr_pending);  in wait_blocked_dev()
1363 			blocked_rdev = rrdev;  in wait_blocked_dev()
1482 		struct md_rdev *rdev, *rrdev;  in raid10_write_request()  local
1484 		rdev = dereference_rdev_and_rrdev(&conf->mirrors[d], &rrdev);  in raid10_write_request()
1487 		if (rrdev && (test_bit(Faulty, &rrdev->flags)))  in raid10_write_request()
1488 			rrdev = NULL;  in raid10_write_request()
1493 		if (!rdev && !rrdev) {  in raid10_write_request()
1533 		if (rrdev) {  in raid10_write_request()
1535 			atomic_inc(&rrdev->nr_pending);  in raid10_write_request()
1790 		struct md_rdev *rdev, *rrdev;  in raid10_handle_discard()  local
1792 		rdev = dereference_rdev_and_rrdev(&conf->mirrors[disk], &rrdev);  in raid10_handle_discard()
1798 		if (rrdev && (test_bit(Faulty, &rrdev->flags)))  in raid10_handle_discard()
1799 			rrdev = NULL;  in raid10_handle_discard()
1800 		if (!rdev && !rrdev)  in raid10_handle_discard()
1807 		if (rrdev) {  in raid10_handle_discard()
1809 			atomic_inc(&rrdev->nr_pending);  in raid10_handle_discard()
1866 			struct md_rdev *rrdev = conf->mirrors[disk].replacement;  in raid10_handle_discard()  local
1874 			md_submit_discard_bio(mddev, rrdev, rbio,  in raid10_handle_discard()
1875 					dev_start + choose_data_offset(r10_bio, rrdev),  in raid10_handle_discard()