[PATCH] cpuidle: remove cpu_pm calls when entering a idle state

[Chenhui Zhao]

The functions, cpu_pm_enter and cpu_pm_exit, assume that CPU would
be reset when entering and exiting a idle state. If that is not the
case, they would cause issue.

Signed-off-by: Chenhui Zhao <chenhui.zhao@xxxxxxx>
---
 include/linux/cpuidle.h | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h
index bb31373..063af89 100644
--- a/include/linux/cpuidle.h
+++ b/include/linux/cpuidle.h
@@ -261,12 +261,7 @@ static inline int cpuidle_register_governor(struct cpuidle_governor *gov)
 		return idx;					\
 	}							\
 								\
-	__ret = cpu_pm_enter();					\
-	if (!__ret) {						\
-		__ret = low_level_idle_enter(idx);		\
-		cpu_pm_exit();					\
-	}							\
-								\
+	__ret = low_level_idle_enter(idx);			\
 	__ret ? -1 : idx;					\
 })
 
-- 
1.9.1