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Commit ebb72a01 authored by Lan Tianyu's avatar Lan Tianyu Committed by Junjie Wu
Browse files

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: default avatarViresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: default avatarLan Tianyu <tianyu.lan@intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
Git-commit: a814613b9a32d9ab9578d9dab396265c826d37f0
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git


Signed-off-by: default avatarJunjie Wu <junjiew@codeaurora.org>
parent 0e6d1408

drivers/cpufreq/cpufreq_userspace.c

+0 −11
Original line number Diff line number Diff line
@@ -38,18 +38,7 @@ static int cpufreq_set(struct cpufreq_policy *policy, unsigned int freq) 
	if (!per_cpu(cpu_is_managed, policy->cpu))

		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);



 err:

	mutex_unlock(&userspace_mutex);

	return ret;