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cpufreq: conservative: update frequency when limits are relaxed 

Reevaluate CPU load and update frequency immediately whenever limits
are changed. Currently conservative doesn't do that when limits are
relaxed, wasting power on systems with relatively low sampling rate.

Signed-off-by: Michal Pecio <mpecio@nvidia.com>
Reviewed-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This commit is contained in:
Michal Pecio 2012-09-14 21:07:48 +02:00 committed by Rafael J. Wysocki
parent f26365179d
commit 2d8fced75c
1 changed files with 1 additions and 0 deletions
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1
drivers/cpufreq/cpufreq_conservative.c
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@ -584,6 +584,7 @@ static int cpufreq_governor_dbs(struct cpufreq_policy *policy,
__cpufreq_driver_target(
this_dbs_info->cur_policy,
policy->min, CPUFREQ_RELATION_L);
dbs_check_cpu(this_dbs_info);
mutex_unlock(&this_dbs_info->timer_mutex);
break;