443 		rdev = conf->mirrors[dev].replacement;  in raid10_end_write_request()
752 		rdev = rcu_dereference(conf->mirrors[disk].replacement);  in read_balance()
1229 				  struct bio *bio, bool replacement,  in raid10_write_one_disk()  argument
1243 	if (replacement) {  in raid10_write_one_disk()
1244 		rdev = conf->mirrors[devnum].replacement;  in raid10_write_one_disk()
1254 	if (replacement)  in raid10_write_one_disk()
1264 	if (!replacement && test_bit(FailFast,  in raid10_write_one_disk()
1368 			conf->mirrors[d].replacement);  in raid10_write_request()
1458 				rdev = conf->mirrors[d].replacement;  in raid10_write_request()
1721 		if (tmp->replacement  in raid10_spare_active()
1722 		    && tmp->replacement->recovery_offset == MaxSector  in raid10_spare_active()
1723 		    && !test_bit(Faulty, &tmp->replacement->flags)  in raid10_spare_active()
1724 		    && !test_and_set_bit(In_sync, &tmp->replacement->flags)) {  in raid10_spare_active()
1738 			sysfs_notify_dirent_safe(tmp->replacement->sysfs_state);  in raid10_spare_active()
1789 			    p->replacement != NULL)  in raid10_add_disk()
1799 			rcu_assign_pointer(p->replacement, rdev);  in raid10_add_disk()
1834 	else if (rdev == p->replacement)  in raid10_remove_disk()
1835 		rdevp = &p->replacement;  in raid10_remove_disk()
1849 	    (!p->replacement || p->replacement == rdev) &&  in raid10_remove_disk()
1865 	if (p->replacement) {  in raid10_remove_disk()
1867 		p->rdev = p->replacement;  in raid10_remove_disk()
1868 		clear_bit(Replacement, &p->replacement->flags);  in raid10_remove_disk()
1872 		p->replacement = NULL;  in raid10_remove_disk()
1968 		rdev = conf->mirrors[d].replacement;  in end_sync_write()
2120 		md_sync_acct(conf->mirrors[d].replacement->bdev,  in sync_request_write()
2256 		atomic_inc(&conf->mirrors[d].replacement->nr_pending);  in recovery_request_write()
2257 		md_sync_acct(conf->mirrors[d].replacement->bdev,  in recovery_request_write()
2642 			rdev = conf->mirrors[dev].replacement;  in handle_write_completed()
2683 			rdev = conf->mirrors[dev].replacement;  in handle_write_completed()
2794 		if (conf->mirrors[i].replacement)  in init_resync()
2981 						rcu_dereference(conf->mirrors[i].replacement);  in raid10_sync_request()
3057 			mreplace = rcu_dereference(mirror->replacement);  in raid10_sync_request()
3377 			rdev = rcu_dereference(conf->mirrors[d].replacement);  in raid10_sync_request()
3410 						conf->mirrors[d].replacement,  in raid10_sync_request()
3789 			if (disk->replacement)  in raid10_run()
3791 			disk->replacement = rdev;  in raid10_run()
3849 		if (!disk->rdev && disk->replacement) {  in raid10_run()
3851 			disk->rdev = disk->replacement;  in raid10_run()
3852 			disk->replacement = NULL;  in raid10_run()
3865 		if (disk->replacement &&  in raid10_run()
3866 		    !test_bit(In_sync, &disk->replacement->flags) &&  in raid10_run()
3867 		    disk->replacement->saved_raid_disk < 0) {  in raid10_run()
4614 			rdev2 = rcu_dereference(conf->mirrors[d].replacement);  in reshape_request()
4706 			rdev = rcu_dereference(conf->mirrors[d].replacement);  in reshape_request_write()
4852 		rdev = conf->mirrors[d].replacement;  in end_reshape_write()
4898 			rdev = rcu_dereference(conf->mirrors[d].replacement);  in raid10_finish_reshape()