Utilization update callbacks are now processed remotely, even on the
CPUs that don't share cpufreq policy with the target CPU (if
dvfs_possible_from_any_cpu flag is set).

But in non-fast switch paths, the frequency is changed only from one of
policy->related_cpus. This happens because the kthread which does the
actual update is bound to a subset of CPUs (i.e. related_cpus).

Allow frequency to be remotely updated as well (i.e. call
__cpufreq_driver_target()) if dvfs_possible_from_any_cpu flag is set.

Reported-by: Pavan Kondeti <pkond...@codeaurora.org>
Signed-off-by: Viresh Kumar <viresh.ku...@linaro.org>
 kernel/sched/cpufreq_schedutil.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c
index 2e74c49776be..504d0752f8f2 100644
--- a/kernel/sched/cpufreq_schedutil.c
+++ b/kernel/sched/cpufreq_schedutil.c
@@ -487,7 +487,11 @@ static int sugov_kthread_create(struct sugov_policy 
        sg_policy->thread = thread;
-       kthread_bind_mask(thread, policy->related_cpus);
+       /* Kthread is bound to all CPUs by default */
+       if (!policy->dvfs_possible_from_any_cpu)
+               kthread_bind_mask(thread, policy->related_cpus);
        init_irq_work(&sg_policy->irq_work, sugov_irq_work);

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