mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-23 15:32:33 +00:00
24 lines
696 B
Diff
24 lines
696 B
Diff
|
From 001a8dcb56ced58c518aaa10a4f0ba5e878705b6 Mon Sep 17 00:00:00 2001
|
||
|
|
From: Georgi Djakov <georgi.djakov@linaro.org>
|
||
|
|
Date: Tue, 17 May 2016 16:15:43 +0300
|
||
|
|
Subject: [PATCH 56/69] cpufreq-dt: Add missing rcu locks
|
||
|
|
|
||
|
|
Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>
|
||
|
|
---
|
||
|
|
drivers/cpufreq/cpufreq-dt.c | 2 ++
|
||
|
|
1 file changed, 2 insertions(+)
|
||
|
|
|
||
|
|
--- a/drivers/cpufreq/cpufreq-dt.c
|
||
|
|
+++ b/drivers/cpufreq/cpufreq-dt.c
|
||
|
|
@@ -143,8 +143,10 @@ static int opp_notifier(struct notifier_
|
||
|
|
ret = PTR_ERR(cpu_reg);
|
||
|
|
goto out;
|
||
|
|
}
|
||
|
|
+ rcu_read_lock();
|
||
|
|
volt = dev_pm_opp_get_voltage(opp);
|
||
|
|
freq = dev_pm_opp_get_freq(opp);
|
||
|
|
+ rcu_read_unlock();
|
||
|
|
|
||
|
|
mutex_lock(&priv->lock);
|
||
|
|
if (freq == priv->opp_freq) {
|