On Mon, 2012-11-12 at 11:58 -0400, Eduardo Valentin wrote:
> There are predefined cpu_masks that are const data structures.
> This patch changes the cpu cooling register function so that
> those const cpu_masks can be used, without compilation warnings.
>
> include/linux/cpumask.h
>
> * The following particular system cpumasks and operations manage
> * possible, present, active and online cpus.
> *
> * cpu_possible_mask- has bit 'cpu' set iff cpu is populatable
> * cpu_present_mask - has bit 'cpu' set iff cpu is populated
> * cpu_online_mask - has bit 'cpu' set iff cpu available to scheduler
> * cpu_active_mask - has bit 'cpu' set iff cpu available to migration
> *
>
> Signed-off-by: Eduardo Valentin <eduardo.valentin@xxxxxx>
applied.
thanks,
rui
> ---
> drivers/thermal/cpu_cooling.c | 2 +-
> include/linux/cpu_cooling.h | 4 ++--
> 2 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c
> index cc1c930..e5e7153 100644
> --- a/drivers/thermal/cpu_cooling.c
> +++ b/drivers/thermal/cpu_cooling.c
> @@ -345,7 +345,7 @@ static struct notifier_block thermal_cpufreq_notifier_block = {
> * @clip_cpus: cpumask of cpus where the frequency constraints will happen.
> */
> struct thermal_cooling_device *cpufreq_cooling_register(
> - struct cpumask *clip_cpus)
> + const struct cpumask *clip_cpus)
> {
> struct thermal_cooling_device *cool_dev;
> struct cpufreq_cooling_device *cpufreq_dev = NULL;
> diff --git a/include/linux/cpu_cooling.h b/include/linux/cpu_cooling.h
> index 8515301..b30cc79c 100644
> --- a/include/linux/cpu_cooling.h
> +++ b/include/linux/cpu_cooling.h
> @@ -35,7 +35,7 @@
> * @clip_cpus: cpumask of cpus where the frequency constraints will happen
> */
> struct thermal_cooling_device *cpufreq_cooling_register(
> - struct cpumask *clip_cpus);
> + const struct cpumask *clip_cpus);
>
> /**
> * cpufreq_cooling_unregister - function to remove cpufreq cooling device.
> @@ -44,7 +44,7 @@ struct thermal_cooling_device *cpufreq_cooling_register(
> void cpufreq_cooling_unregister(struct thermal_cooling_device *cdev);
> #else /* !CONFIG_CPU_THERMAL */
> static inline struct thermal_cooling_device *cpufreq_cooling_register(
> - struct cpumask *clip_cpus)
> + const struct cpumask *clip_cpus)
> {
> return NULL;
> }
