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Diffstat (limited to 'drivers/cpufreq/cpufreq_governor.h')
-rw-r--r--drivers/cpufreq/cpufreq_governor.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h
index bfb9ae14142c..cc401d147e72 100644
--- a/drivers/cpufreq/cpufreq_governor.h
+++ b/drivers/cpufreq/cpufreq_governor.h
@@ -134,6 +134,13 @@ struct cpu_dbs_common_info {
u64 prev_cpu_idle;
u64 prev_cpu_wall;
u64 prev_cpu_nice;
+ /*
+ * Used to keep track of load in the previous interval. However, when
+ * explicitly set to zero, it is used as a flag to ensure that we copy
+ * the previous load to the current interval only once, upon the first
+ * wake-up from idle.
+ */
+ unsigned int prev_load;
struct cpufreq_policy *cur_policy;
struct delayed_work work;
/*