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cpufreq/cpufreq_governor: Replace synchronize_sched() with synchronize_rcu()

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Now that synchronize_rcu() waits for preempt-disable regions of code
as well as RCU read-side critical sections, synchronize_sched() can be
replaced by synchronize_rcu().  This commit therefore makes this change.

Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
This commit is contained in:
Paul E. McKenney 2018-11-05 17:23:56 -08:00
parent 09659af308
commit cc69b389fd
1 changed files with 1 additions and 1 deletions
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drivers/cpufreq/cpufreq_governor.c
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@ -346,7 +346,7 @@ static inline void gov_clear_update_util(struct cpufreq_policy *policy)
for_each_cpu(i, policy->cpus)
cpufreq_remove_update_util_hook(i);
synchronize_sched();
synchronize_rcu();
}
static struct policy_dbs_info *alloc_policy_dbs_info(struct cpufreq_policy *policy,