cpuidle-haltpoll: Use arch_cpu_idle() to replace default_idle()

hulk inclusion
category: feature
bugzilla: https://bugzilla.openeuler.org/show_bug.cgi?id=34


CVE: NA

Use arch_cpu_idle() to replace default_idle() in default_enter_idle().
default_idle() is defined only in x86.

Signed-off-by: Xiangyou Xie <xiexiangyou@huawei.com>
Reviewed-by: Hanjun Guo <guohanjun@huawei.com>
Reviewed-by: zhanghailiang <zhang.zhanghailiang@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Jiajun Chen <chenjiajun8@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>

arch/x86/kernel/process.c

@@ -559,6 +559,7 @@ void __cpuidle default_idle(void)
 }
 #if defined(CONFIG_APM_MODULE) || defined(CONFIG_HALTPOLL_CPUIDLE_MODULE)
 EXPORT_SYMBOL(default_idle);
+EXPORT_SYMBOL(arch_cpu_idle);
 #endif
 
 #ifdef CONFIG_XEN

drivers/cpuidle/cpuidle-haltpoll.c

@@ -32,7 +32,7 @@ static int default_enter_idle(struct cpuidle_device *dev,
 		local_irq_enable();
 		return index;
 	}
-	default_idle();
+	arch_cpu_idle();
 	return index;
 }