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Commit e1fae554 authored by Viresh Kumar's avatar Viresh Kumar Committed by Eduardo Valentin
Browse files

thermal: cpu_cooling: don't iterate over all allowed_cpus to update cpufreq policy 



All CPUs present in 'allowed_cpus' share the same 'struct cpufreq_policy'
structure and so calling cpufreq_update_policy() for each of them doesn't make
sense.

Signed-off-by: default avatarViresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: default avatarEduardo Valentin <edubezval@gmail.com>
parent 405fb825

drivers/thermal/cpu_cooling.c

+3 −6
Original line number Diff line number Diff line
@@ -285,11 +285,10 @@ static unsigned int get_cpu_frequency(unsigned int cpu, unsigned long level) 
static int cpufreq_apply_cooling(struct cpufreq_cooling_device *cpufreq_device,

				 unsigned long cooling_state)

{

	unsigned int cpuid, clip_freq;

	unsigned int clip_freq;

	struct cpumask *mask = &cpufreq_device->allowed_cpus;

	unsigned int cpu = cpumask_any(mask);





	/* Check if the old cooling action is same as new cooling action */

	if (cpufreq_device->cpufreq_state == cooling_state)

		return 0;
@@ -301,10 +300,8 @@ static int cpufreq_apply_cooling(struct cpufreq_cooling_device *cpufreq_device, 
	cpufreq_device->cpufreq_state = cooling_state;

	cpufreq_device->cpufreq_val = clip_freq;



	for_each_cpu(cpuid, mask) {

		if (is_cpufreq_valid(cpuid))

			cpufreq_update_policy(cpuid);

	}

	if (is_cpufreq_valid(cpu))

		cpufreq_update_policy(cpu);



	return 0;

}