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authorMichal Pecio <mpecio@nvidia.com>2012-09-14 21:07:48 +0200
committerRafael J. Wysocki <rjw@sisk.pl>2012-09-14 21:07:48 +0200
commit2d8fced75cfa8c513ba1cbe682cb30207d941f2b (patch)
tree1409d0cd75f9a0a2f880772b8ab0a8cda303c76a /drivers/cpufreq
parentf26365179d13c18591539d0518aa9de568c70ee0 (diff)
downloadop-kernel-dev-2d8fced75cfa8c513ba1cbe682cb30207d941f2b.zip
op-kernel-dev-2d8fced75cfa8c513ba1cbe682cb30207d941f2b.tar.gz
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>
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/cpufreq_conservative.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c
index a1563d7..b75dc2c 100644
--- a/drivers/cpufreq/cpufreq_conservative.c
+++ b/drivers/cpufreq/cpufreq_conservative.c
@@ -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;
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