On 10-03-21, 10:53, Viresh Kumar wrote:
> It is possible now for other parts of the kernel to provide their own
> implementation of sched_freq_tick() and they can very well be modules
> themselves (like CPPC cpufreq driver, which is going to use these in a
> later commit).
>
> Export arch_freq_scale and topology_{set|clear}_scale_freq_source().
>
> Reviewed-by: Ionela Voinescu <ionela.voine...@arm.com>
> Tested-by: Ionela Voinescu <ionela.voine...@arm.com>
> Tested-by: Vincent Guittot <vincent.guit...@linaro.org>
> Signed-off-by: Viresh Kumar <viresh.ku...@linaro.org>
> ---
> drivers/base/arch_topology.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/base/arch_topology.c b/drivers/base/arch_topology.c
> index ebcd2ea3091f..995e52b9eca4 100644
> --- a/drivers/base/arch_topology.c
> +++ b/drivers/base/arch_topology.c
> @@ -78,6 +78,7 @@ void topology_set_scale_freq_source(struct scale_freq_data
> *data,
>
> update_scale_freq_invariant(true);
> }
> +EXPORT_SYMBOL_GPL(topology_set_scale_freq_source);
>
> void topology_clear_scale_freq_source(enum scale_freq_source source,
> const struct cpumask *cpus)
> @@ -96,6 +97,7 @@ void topology_clear_scale_freq_source(enum
> scale_freq_source source,
>
> update_scale_freq_invariant(false);
> }
> +EXPORT_SYMBOL_GPL(topology_clear_scale_freq_source);
>
> void topology_scale_freq_tick(void)
> {
> @@ -106,6 +108,7 @@ void topology_scale_freq_tick(void)
> }
>
> DEFINE_PER_CPU(unsigned long, arch_freq_scale) = SCHED_CAPACITY_SCALE;
> +EXPORT_SYMBOL_GPL(arch_freq_scale);
Did minor change here after testing bot complaint of sparse warning.
-EXPORT_SYMBOL_GPL(arch_freq_scale);
+EXPORT_PER_CPU_SYMBOL_GPL(arch_freq_scale);
--
viresh
