SNAP_SYSTEM
if (!err && (types & (SNAP_CPUS | SNAP_SYSTEM | SNAP_PSETS)))
if (!err && (types & SNAP_SYSTEM))
int cpu_mask = SNAP_CPUS | SNAP_PSETS | SNAP_SYSTEM;
enum snapshot_types types = SNAP_SYSTEM;
enum snapshot_types types = SNAP_SYSTEM;