diff options
Diffstat (limited to 'kernel/cpu.c')
| -rw-r--r-- | kernel/cpu.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/kernel/cpu.c b/kernel/cpu.c index ef0e472..7e79306 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -408,22 +408,20 @@ static int __ref _cpu_down(unsigned int cpu, int tasks_frozen) return -EBUSY; } - err = __cpu_notify(CPU_DOWN_PREPARE | mod, hcpu, -1, &nr_calls); + cpu_hotplug_begin(); + err = cpu_unplug_begin(cpu); if (err) { - nr_calls--; - __cpu_notify(CPU_DOWN_FAILED | mod, hcpu, nr_calls, NULL); - printk("%s: attempt to take down CPU %u failed\n", - __func__, cpu); + printk("cpu_unplug_begin(%d) failed\n", cpu); goto out_cancel; } - cpu_hotplug_begin(); - err = cpu_unplug_begin(cpu); + err = __cpu_notify(CPU_DOWN_PREPARE | mod, hcpu, -1, &nr_calls); if (err) { nr_calls--; __cpu_notify(CPU_DOWN_FAILED | mod, hcpu, nr_calls, NULL); - printk("cpu_unplug_begin(%d) failed\n", cpu); - goto out_cancel; + printk("%s: attempt to take down CPU %u failed\n", + __func__, cpu); + goto out_release; } smpboot_park_threads(cpu); |