cpufreq: ondemand: call dbs_check_cpu only when necessary
Modify ondemand timer to not resample CPU utilization if recently
sampled from another SW coordinated core.
Signed-off-by: Fabio Baltieri <fabio.baltieri@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h
index 5bf6fb8..aaf073d 100644
--- a/drivers/cpufreq/cpufreq_governor.h
+++ b/drivers/cpufreq/cpufreq_governor.h
@@ -82,6 +82,7 @@
* the governor or limits.
*/
struct mutex timer_mutex;
+ ktime_t time_stamp;
};
struct od_cpu_dbs_info_s {