mp_bh->master_bio = bio;
mp_bh->mddev = mddev;
- cpu = disk_stat_lock();
- disk_stat_inc(cpu, mddev->gendisk, ios[rw]);
- disk_stat_add(cpu, mddev->gendisk, sectors[rw], bio_sectors(bio));
- disk_stat_unlock();
+ cpu = part_stat_lock();
+ part_stat_inc(cpu, &mddev->gendisk->part0, ios[rw]);
+ part_stat_add(cpu, &mddev->gendisk->part0, sectors[rw],
+ bio_sectors(bio));
+ part_stat_unlock();
mp_bh->path = multipath_map(conf);
if (mp_bh->path < 0) {