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cpufreq: ondemand: use all CPUs in update_sampling_rate 

Modify update_sampling_rate() to check, and eventually immediately
schedule, all CPU's do_dbs_timer delayed work.

This is required in case of software coordinated CPUs, as we now have a
separate delayed work for each CPU.

Signed-off-by: Fabio Baltieri <fabio.baltieri@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Fabio Baltieri 2012-12-27 14:55:42 +00:00 committed by Rafael J. Wysocki
parent 66df2a01df
commit 8ee2ec51d0
1 changed files with 2 additions and 3 deletions
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5
drivers/cpufreq/cpufreq_ondemand.c
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@ -326,7 +326,7 @@ static void update_sampling_rate(unsigned int new_rate)
cpufreq_cpu_put(policy); cpufreq_cpu_put(policy);
continue; continue;
} }
dbs_info = &per_cpu(od_cpu_dbs_info, policy->cpu); dbs_info = &per_cpu(od_cpu_dbs_info, cpu);
cpufreq_cpu_put(policy); cpufreq_cpu_put(policy);
mutex_lock(&dbs_info->cdbs.timer_mutex); mutex_lock(&dbs_info->cdbs.timer_mutex);
@ -345,8 +345,7 @@ static void update_sampling_rate(unsigned int new_rate)
cancel_delayed_work_sync(&dbs_info->cdbs.work); cancel_delayed_work_sync(&dbs_info->cdbs.work);
mutex_lock(&dbs_info->cdbs.timer_mutex); mutex_lock(&dbs_info->cdbs.timer_mutex);
schedule_delayed_work_on(dbs_info->cdbs.cpu, schedule_delayed_work_on(cpu, &dbs_info->cdbs.work,
&dbs_info->cdbs.work,
usecs_to_jiffies(new_rate)); usecs_to_jiffies(new_rate));
} }