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-rw-r--r--drivers/base/cpu.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
index 29f3d75..dd712b2 100644
--- a/drivers/base/cpu.c
+++ b/drivers/base/cpu.c
@@ -19,11 +19,6 @@ EXPORT_SYMBOL(cpu_sysdev_class);
static struct sys_device *cpu_sys_devices[NR_CPUS];
#ifdef CONFIG_HOTPLUG_CPU
-int __attribute__((weak)) smp_prepare_cpu (int cpu)
-{
- return 0;
-}
-
static ssize_t show_online(struct sys_device *dev, char *buf)
{
struct cpu *cpu = container_of(dev, struct cpu, sysdev);
@@ -44,9 +39,7 @@ static ssize_t store_online(struct sys_device *dev, const char *buf,
kobject_uevent(&dev->kobj, KOBJ_OFFLINE);
break;
case '1':
- ret = smp_prepare_cpu(cpu->sysdev.id);
- if (!ret)
- ret = cpu_up(cpu->sysdev.id);
+ ret = cpu_up(cpu->sysdev.id);
if (!ret)
kobject_uevent(&dev->kobj, KOBJ_ONLINE);
break;
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