diff options
Diffstat (limited to 'drivers/cpufreq/cpufreq_governor.c')
| -rw-r--r-- | drivers/cpufreq/cpufreq_governor.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c index 6bc2f50cc1d9..f291fdd878ce 100644 --- a/drivers/cpufreq/cpufreq_governor.c +++ b/drivers/cpufreq/cpufreq_governor.c @@ -22,6 +22,9 @@ #include "cpufreq_governor.h" +DEFINE_MUTEX(dbs_data_mutex); +EXPORT_SYMBOL_GPL(dbs_data_mutex); + static struct attribute_group *get_sysfs_attr(struct dbs_data *dbs_data) { if (have_governor_per_policy()) @@ -543,7 +546,7 @@ int cpufreq_governor_dbs(struct cpufreq_policy *policy, int ret; /* Lock governor to block concurrent initialization of governor */ - mutex_lock(&cdata->mutex); + mutex_lock(&dbs_data_mutex); if (have_governor_per_policy()) dbs_data = policy->governor_data; @@ -576,7 +579,7 @@ int cpufreq_governor_dbs(struct cpufreq_policy *policy, } unlock: - mutex_unlock(&cdata->mutex); + mutex_unlock(&dbs_data_mutex); return ret; } |