diff options
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/process.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index 66ca575..78b64fe 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -99,14 +99,15 @@ void default_idle(void) { int cpu, rc; + /* CPU is going idle. */ + cpu = smp_processor_id(); + local_irq_disable(); - if (need_resched()) { + if (need_resched()) { local_irq_enable(); - return; - } + return; + } - /* CPU is going idle. */ - cpu = smp_processor_id(); rc = notifier_call_chain(&idle_chain, CPU_IDLE, (void *)(long) cpu); if (rc != NOTIFY_OK && rc != NOTIFY_DONE) BUG(); @@ -119,7 +120,7 @@ void default_idle(void) __ctl_set_bit(8, 15); #ifdef CONFIG_HOTPLUG_CPU - if (cpu_is_offline(smp_processor_id())) + if (cpu_is_offline(cpu)) cpu_die(); #endif |