topology_poll 344 arch/s390/kernel/topology.c static atomic_t topology_poll = ATOMIC_INIT(0); topology_poll 348 arch/s390/kernel/topology.c if (atomic_add_unless(&topology_poll, -1, 0)) topology_poll 361 arch/s390/kernel/topology.c if (atomic_read(&topology_poll) > 60) topology_poll 363 arch/s390/kernel/topology.c atomic_add(60, &topology_poll);