stop_cpus_mutex 51 kernel/stop_machine.c static DEFINE_MUTEX(stop_cpus_mutex); stop_cpus_mutex 449 kernel/stop_machine.c mutex_lock(&stop_cpus_mutex); stop_cpus_mutex 451 kernel/stop_machine.c mutex_unlock(&stop_cpus_mutex); stop_cpus_mutex 478 kernel/stop_machine.c if (!mutex_trylock(&stop_cpus_mutex)) stop_cpus_mutex 481 kernel/stop_machine.c mutex_unlock(&stop_cpus_mutex); stop_cpus_mutex 678 kernel/stop_machine.c while (!mutex_trylock(&stop_cpus_mutex)) stop_cpus_mutex 692 kernel/stop_machine.c mutex_unlock(&stop_cpus_mutex);