[PATCH] drivers: cpuidle: Fix checkpatch error and warnings
From: gaurav jindal
Date: Thu Sep 07 2017 - 06:23:38 EST
This patch fixes the below checkpatch errors and warnings in
drivers/cpuidle/cpuidle.c
WARNING: line over 80 characters
#311: FILE: drivers/cpuidle/cpuidle.c:311:
+ /* Make sure all changes finished before we switch to new idle */
WARNING: EXPORT_SYMBOL(foo); should immediately follow its function/variable
#343: FILE: drivers/cpuidle/cpuidle.c:343:
+EXPORT_SYMBOL_GPL(cpuidle_pause_and_lock);
WARNING: EXPORT_SYMBOL(foo); should immediately follow its function/variable
#354: FILE: drivers/cpuidle/cpuidle.c:354:
+EXPORT_SYMBOL_GPL(cpuidle_resume_and_unlock);
ERROR: do not use assignment in if condition
#402: FILE: drivers/cpuidle/cpuidle.c:402:
+ if (cpuidle_curr_governor->enable &&
WARNING: EXPORT_SYMBOL(foo); should immediately follow its function/variable
#419: FILE: drivers/cpuidle/cpuidle.c:419:
+EXPORT_SYMBOL_GPL(cpuidle_enable_device);
WARNING: EXPORT_SYMBOL(foo); should immediately follow its function/variable
#447: FILE: drivers/cpuidle/cpuidle.c:447:
+EXPORT_SYMBOL_GPL(cpuidle_disable_device);
WARNING: EXPORT_SYMBOL(foo); should immediately follow its function/variable
#537: FILE: drivers/cpuidle/cpuidle.c:537:
+EXPORT_SYMBOL_GPL(cpuidle_register_device);
WARNING: EXPORT_SYMBOL(foo); should immediately follow its function/variable
#561: FILE: drivers/cpuidle/cpuidle.c:561:
+EXPORT_SYMBOL_GPL(cpuidle_unregister_device);
Signed-off-by: gaurav jindal<gauravjindal1104@xxxxxxxxx>
---
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 60bb64f..a42148e 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -308,7 +308,10 @@ void cpuidle_reflect(struct cpuidle_device *dev, int index)
void cpuidle_install_idle_handler(void)
{
if (enabled_devices) {
- /* Make sure all changes finished before we switch to new idle */
+ /*
+ * Make sure all changes finished before we switch to
+ * new idle
+ */
smp_wmb();
initialized = 1;
}
@@ -339,7 +342,6 @@ void cpuidle_pause_and_lock(void)
mutex_lock(&cpuidle_lock);
cpuidle_uninstall_idle_handler();
}
-
EXPORT_SYMBOL_GPL(cpuidle_pause_and_lock);
/**
@@ -350,7 +352,6 @@ void cpuidle_resume_and_unlock(void)
cpuidle_install_idle_handler();
mutex_unlock(&cpuidle_lock);
}
-
EXPORT_SYMBOL_GPL(cpuidle_resume_and_unlock);
/* Currently used in suspend/resume path to suspend cpuidle */
@@ -399,9 +400,12 @@ int cpuidle_enable_device(struct cpuidle_device *dev)
if (ret)
return ret;
- if (cpuidle_curr_governor->enable &&
- (ret = cpuidle_curr_governor->enable(drv, dev)))
- goto fail_sysfs;
+ if (cpuidle_curr_governor->enable) {
+
+ ret = cpuidle_curr_governor->enable(drv, dev);
+ if (ret)
+ goto fail_sysfs;
+ }
smp_wmb();
@@ -415,7 +419,6 @@ int cpuidle_enable_device(struct cpuidle_device *dev)
return ret;
}
-
EXPORT_SYMBOL_GPL(cpuidle_enable_device);
/**
@@ -443,7 +446,6 @@ void cpuidle_disable_device(struct cpuidle_device *dev)
cpuidle_remove_device_sysfs(dev);
enabled_devices--;
}
-
EXPORT_SYMBOL_GPL(cpuidle_disable_device);
static void __cpuidle_unregister_device(struct cpuidle_device *dev)
@@ -533,7 +535,6 @@ int cpuidle_register_device(struct cpuidle_device *dev)
__cpuidle_unregister_device(dev);
goto out_unlock;
}
-
EXPORT_SYMBOL_GPL(cpuidle_register_device);
/**
@@ -557,7 +558,6 @@ void cpuidle_unregister_device(struct cpuidle_device *dev)
cpuidle_resume_and_unlock();
}
-
EXPORT_SYMBOL_GPL(cpuidle_unregister_device);
/**