diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 8bfebae..efc5813 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -113,6 +113,7 @@
 	u64	prev_aperf;
 	u64	prev_mperf;
 	u64	prev_tsc;
+	u64	prev_cummulative_iowait;
 	struct sample sample;
 };
 
@@ -933,22 +934,39 @@
 static inline int32_t get_target_pstate_use_cpu_load(struct cpudata *cpu)
 {
 	struct sample *sample = &cpu->sample;
+	u64 cummulative_iowait, delta_iowait_us;
+	u64 delta_iowait_mperf;
+	u64 mperf, now;
 	int32_t cpu_load;
 
+	cummulative_iowait = get_cpu_iowait_time_us(cpu->cpu, &now);
+
+	/*
+	 * Convert iowait time into number of IO cycles spent at max_freq.
+	 * IO is considered as busy only for the cpu_load algorithm. For
+	 * performance this is not needed since we always try to reach the
+	 * maximum P-State, so we are already boosting the IOs.
+	 */
+	delta_iowait_us = cummulative_iowait - cpu->prev_cummulative_iowait;
+	delta_iowait_mperf = div64_u64(delta_iowait_us * cpu->pstate.scaling *
+		cpu->pstate.max_pstate, MSEC_PER_SEC);
+
+	mperf = cpu->sample.mperf + delta_iowait_mperf;
+	cpu->prev_cummulative_iowait = cummulative_iowait;
+
+
 	/*
 	 * The load can be estimated as the ratio of the mperf counter
 	 * running at a constant frequency during active periods
 	 * (C0) and the time stamp counter running at the same frequency
 	 * also during C-states.
 	 */
-	cpu_load = div64_u64(int_tofp(100) * sample->mperf, sample->tsc);
-
+	cpu_load = div64_u64(int_tofp(100) * mperf, sample->tsc);
 	cpu->sample.busy_scaled = cpu_load;
 
 	return cpu->pstate.current_pstate - pid_calc(&cpu->pid, cpu_load);
 }
 
-
 static inline int32_t get_target_pstate_use_performance(struct cpudata *cpu)
 {
 	int32_t core_busy, max_pstate, current_pstate, sample_ratio;