From 1adf51702e94063fb058ce13226ec5a04d15cfd4 Mon Sep 17 00:00:00 2001 From: John Crispin Date: Mon, 13 Mar 2017 13:30:10 +0100 Subject: ipq806x: clean up patches, port missing patches from 4.4 Signed-off-by: John Crispin Signed-off-by: Felix Fietkau --- .../0056-cpufreq-dt-Add-missing-rcu-locks.patch | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 target/linux/ipq806x/patches-4.9/0056-cpufreq-dt-Add-missing-rcu-locks.patch (limited to 'target/linux/ipq806x/patches-4.9/0056-cpufreq-dt-Add-missing-rcu-locks.patch') diff --git a/target/linux/ipq806x/patches-4.9/0056-cpufreq-dt-Add-missing-rcu-locks.patch b/target/linux/ipq806x/patches-4.9/0056-cpufreq-dt-Add-missing-rcu-locks.patch new file mode 100644 index 0000000000..c0eb2eb3cd --- /dev/null +++ b/target/linux/ipq806x/patches-4.9/0056-cpufreq-dt-Add-missing-rcu-locks.patch @@ -0,0 +1,23 @@ +From 001a8dcb56ced58c518aaa10a4f0ba5e878705b6 Mon Sep 17 00:00:00 2001 +From: Georgi Djakov +Date: Tue, 17 May 2016 16:15:43 +0300 +Subject: [PATCH 56/69] cpufreq-dt: Add missing rcu locks + +Signed-off-by: Georgi Djakov +--- + 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) { -- cgit v1.2.3