stats_cnt 7500 fs/btrfs/volumes.c int stats_cnt; stats_cnt 7505 fs/btrfs/volumes.c stats_cnt = atomic_read(&device->dev_stats_ccnt); stats_cnt 7506 fs/btrfs/volumes.c if (!device->dev_stats_valid || stats_cnt == 0) stats_cnt 7525 fs/btrfs/volumes.c atomic_sub(stats_cnt, &device->dev_stats_ccnt);