643 		if (rdev->desc_nr == nr)  in md_find_rdev_nr_rcu()
999 		rdev->desc_nr = -1;  in super_90_load()
1001 		rdev->desc_nr = sb->this_disk.number;  in super_90_load()
1123 		if (sb->disks[rdev->desc_nr].state & (  in super_90_validate()
1142 		desc = sb->disks + rdev->desc_nr;  in super_90_validate()
1245 		int desc_nr;  in super_90_sync()  local
1259 			desc_nr = rdev2->raid_disk;  in super_90_sync()
1261 			desc_nr = next_spare++;  in super_90_sync()
1262 		rdev2->desc_nr = desc_nr;  in super_90_sync()
1263 		d = &sb->disks[rdev2->desc_nr];  in super_90_sync()
1265 		d->number = rdev2->desc_nr;  in super_90_sync()
1271 			d->raid_disk = rdev2->desc_nr; /* compatibility */  in super_90_sync()
1305 	sb->this_disk = sb->disks[rdev->desc_nr];  in super_90_sync()
1454 		rdev->desc_nr = -1;  in super_1_load()
1456 		rdev->desc_nr = le32_to_cpu(sb->dev_number);  in super_1_load()
1614 		if (rdev->desc_nr >= 0 &&  in super_1_validate()
1615 		    rdev->desc_nr < le32_to_cpu(sb->max_dev) &&  in super_1_validate()
1616 		    (le16_to_cpu(sb->dev_roles[rdev->desc_nr]) < MD_DISK_ROLE_MAX ||  in super_1_validate()
1617 		     le16_to_cpu(sb->dev_roles[rdev->desc_nr]) == MD_DISK_ROLE_JOURNAL))  in super_1_validate()
1635 		if (rdev->desc_nr < 0 ||  in super_1_validate()
1636 		    rdev->desc_nr >= le32_to_cpu(sb->max_dev)) {  in super_1_validate()
1638 			rdev->desc_nr = -1;  in super_1_validate()
1640 			role = le16_to_cpu(sb->dev_roles[rdev->desc_nr]);  in super_1_validate()
1803 		if (rdev2->desc_nr+1 > max_dev)  in super_1_sync()
1804 			max_dev = rdev2->desc_nr+1;  in super_1_sync()
1823 		i = rdev2->desc_nr;  in super_1_sync()
2080 	if (rdev->desc_nr < 0) {  in bind_rdev_to_array()
2086 		rdev->desc_nr = choice;  in bind_rdev_to_array()
2088 		if (md_find_rdev_nr_rcu(mddev, rdev->desc_nr)) {  in bind_rdev_to_array()
2094 	if (mddev->max_disks && rdev->desc_nr >= mddev->max_disks) {  in bind_rdev_to_array()
2263 		role = le16_to_cpu(sb->dev_roles[rdev->desc_nr]);  in does_sb_need_changing()
3160 	rdev->desc_nr = -1;  in md_rdev_init()
3299 		    (rdev->desc_nr >= mddev->max_disks ||  in analyze_sbs()
3319 			rdev->desc_nr = i++;  in analyze_sbs()
3320 			rdev->raid_disk = rdev->desc_nr;  in analyze_sbs()
6109 		rdev->desc_nr = info->number;  in add_new_disk()
6225 	rdev->desc_nr = -1;  in hot_add_disk()
7421 				bdevname(rdev->bdev,b), rdev->desc_nr);  in md_seq_show()
9091 		role = le16_to_cpu(sb->dev_roles[rdev2->desc_nr]);  in check_sb_changes()
9148 				__func__, __LINE__, rdev->desc_nr, err);  in read_rdev()
9182 		if (rdev->desc_nr == nr)  in md_reload_sb()
9186 	if (!rdev || rdev->desc_nr != nr) {  in md_reload_sb()