>From 4df0d19bb081f3675a910eeb025fb1b01b9f719c Mon Sep 17 00:00:00 2001
From: Tim Gardner <tim.gardner@canonical.com>
Date: Mon, 24 Jun 2013 10:09:05 -0600
Subject: [PATCH] cpufreq_ondemand.c: Added debug
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
---
drivers/cpufreq/cpufreq_ondemand.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 4b9bb5d..996ed06 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -593,8 +593,20 @@ static void od_set_powersave_bias(unsigned int powersave_bias)
continue;
policy = per_cpu(od_cpu_dbs_info, cpu).cdbs.cur_policy;
+ if (!policy) {
+ printk(KERN_ERR "%s !policy, cpu %u\n",__func__,cpu);
+ continue;
+ }
dbs_data = policy->governor_data;
+ if (!dbs_data) {
+ printk(KERN_ERR "%s !dbs_data, cpu %u\n",__func__,cpu);
+ continue;
+ }
od_tuners = dbs_data->tuners;
+ if (!od_tuners) {
+ printk(KERN_ERR "%s !od_tuners, cpu %u\n",__func__,cpu);
+ continue;
+ }
od_tuners->powersave_bias = powersave_bias;
cpumask_or(&done, &done, policy->cpus);
--
1.7.9.5