On Fri, Mar 4, 2016 at 11:50 AM, Juri Lelli <juri.lelli@xxxxxxx> wrote:
> Hi Rafael,
>
> On 04/03/16 04:18, Rafael J. Wysocki wrote:
>
> [...]
>
>> +/**
>> + * cpufreq_update_util - Take a note about CPU utilization changes.
>> + * @time: Current time.
>> + * @util: CPU utilization.
>> + * @max: CPU capacity.
>> + *
>> + * This function is called on every invocation of update_load_avg() on the CPU
>> + * whose utilization is being updated.
>> + *
>> + * It can only be called from RCU-sched read-side critical sections.
>> + */
>> +void cpufreq_update_util(u64 time, unsigned long util, unsigned long max)
>> +{
>> + struct freq_update_hook *hook;
>> +
>> +#ifdef CONFIG_LOCKDEP
>> + WARN_ON(debug_locks && !rcu_read_lock_sched_held());
>> +#endif
>> +
>> + hook = rcu_dereference(*this_cpu_ptr(&cpufreq_freq_update_hook));
>
> Small fix. You forgot to change this to rcu_dereference_sched() (you
> only fixed that in 01/10).
Yup, thanks!
I had to propagate the change throughout the queue and forgot about
the last step.
I'll send an updated patch shortly.
Thanks,
Rafael
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