Re: [PATCH 2/2] cpufreq: conservative: set requested_freq to policymax when it is over policy max

From: Viresh Kumar
Date: Fri Nov 08 2013 - 00:27:44 EST


On 8 November 2013 10:53, Xiaoguang Chen <chenxg@xxxxxxxxxxx> wrote:
> When requested_freq is over policy->max, set it to policy->max.
> This can help to speed up decreasing frequency.
>
> Signed-off-by: Xiaoguang Chen <chenxg@xxxxxxxxxxx>
> ---
> drivers/cpufreq/cpufreq_conservative.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c
> index 218460f..25a70d0 100644
> --- a/drivers/cpufreq/cpufreq_conservative.c
> +++ b/drivers/cpufreq/cpufreq_conservative.c
> @@ -68,6 +68,9 @@ static void cs_check_cpu(int cpu, unsigned int load)
>
> dbs_info->requested_freq += get_freq_target(cs_tuners, policy);
>
> + if (dbs_info->requested_freq > policy->max)
> + dbs_info->requested_freq = policy->max;
> +
> __cpufreq_driver_target(policy, dbs_info->requested_freq,
> CPUFREQ_RELATION_H);
> return;

Acked-by: Viresh Kumar <viresh.kumar@xxxxxxxxxx>
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