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cpufreq / governor: Remove fossil comment 

cpufreq_set_policy() has been changed to origin __cpufreq_set_policy()
and policy->lock has been converted to rewrite lock by commit 5a01f2.
So remove the comment.

Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Lan Tianyu <tianyu.lan@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Lan Tianyu 2013-09-11 20:49:57 +08:00 committed by Rafael J. Wysocki
parent 7ad65d592b
commit a814613b9a
1 changed files with 0 additions and 11 deletions
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11
drivers/cpufreq/cpufreq_userspace.c
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@ -38,18 +38,7 @@ static int cpufreq_set(struct cpufreq_policy *policy, unsigned int freq)
if (!per_cpu(cpu_is_managed, policy->cpu)) if (!per_cpu(cpu_is_managed, policy->cpu))
goto err; goto err;
/*
* We're safe from concurrent calls to ->target() here
* as we hold the userspace_mutex lock. If we were calling
* cpufreq_driver_target, a deadlock situation might occur:
* A: cpufreq_set (lock userspace_mutex) ->
* cpufreq_driver_target(lock policy->lock)
* B: cpufreq_set_policy(lock policy->lock) ->
* __cpufreq_governor ->
* cpufreq_governor_userspace (lock userspace_mutex)
*/
ret = __cpufreq_driver_target(policy, freq, CPUFREQ_RELATION_L); ret = __cpufreq_driver_target(policy, freq, CPUFREQ_RELATION_L);
err: err:
mutex_unlock(&userspace_mutex); mutex_unlock(&userspace_mutex);
return ret; return ret;