From: Paul E. McKenney Date: Tue, 6 Nov 2018 01:23:56 +0000 (-0800) Subject: cpufreq/cpufreq_governor: Replace synchronize_sched() with synchronize_rcu() X-Git-Tag: v5.0-rc1~152^2^2~17^2~23 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=cc69b389fd7bfcd14ade19e302a771f0234e9c85;p=linux.git cpufreq/cpufreq_governor: Replace synchronize_sched() with synchronize_rcu() 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 --- diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c index 6d53f7d9fc7a..ffa9adeaba31 100644 --- a/drivers/cpufreq/cpufreq_governor.c +++ b/drivers/cpufreq/cpufreq_governor.c @@ -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,