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-rw-r--r--kernel/sched/cpufreq_schedutil.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c
index 95c3c097083e..eece6244f9d2 100644
--- a/kernel/sched/cpufreq_schedutil.c
+++ b/kernel/sched/cpufreq_schedutil.c
@@ -133,7 +133,11 @@ unsigned long get_capacity_ref_freq(struct cpufreq_policy *policy)
if (arch_scale_freq_invariant())
return policy->cpuinfo.max_freq;
- return policy->cur;
+ /*
+ * Apply a 25% margin so that we select a higher frequency than
+ * the current one before the CPU is fully busy:
+ */
+ return policy->cur + (policy->cur >> 2);
}
/**