From: gaurav jindal <gauravjindal1104@gmail.com>
To: Joe Perches <joe@perches.com>,
rjw@rjwysocki.net, daniel.lezcano@linaro.org
Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
toddpoynor@google.com
Subject: Re: [PATCH] drivers: cpuidle: Fix checkpatch error and warnings
Date: Thu, 7 Sep 2017 18:10:10 +0530 [thread overview]
Message-ID: <20170907124010.GB6427@kernel> (raw)
In-Reply-To: <1504780406.7546.19.camel@perches.com>
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@gmail.com>
---
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);
/**
next prev parent reply other threads:[~2017-09-07 12:40 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-07 10:23 [PATCH] drivers: cpuidle: Fix checkpatch error and warnings gaurav jindal
2017-09-07 10:33 ` Joe Perches
2017-09-07 12:40 ` gaurav jindal [this message]
2017-09-07 23:18 ` Rafael J. Wysocki
2017-09-08 13:36 ` gaurav jindal
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