On 27-12-15, 14:21, Pi-Cheng Chen wrote:
> Don't skip cpu_dev->id when setting up cpumask for CPUs that share the
> same OPP table. This might be helpful when handling cpumask without the
> original CPU bitfield set.
>
> Signed-off-by: Pi-Cheng Chen <pi-cheng.chen@xxxxxxxxxx>
> ---
> drivers/base/power/opp/cpu.c | 4 ----
> 1 file changed, 4 deletions(-)
>
> diff --git a/drivers/base/power/opp/cpu.c b/drivers/base/power/opp/cpu.c
> index 7b445e8..4914a0d 100644
> --- a/drivers/base/power/opp/cpu.c
> +++ b/drivers/base/power/opp/cpu.c
> @@ -214,7 +214,6 @@ EXPORT_SYMBOL_GPL(dev_pm_opp_of_cpumask_add_table);
> /*
> * Works only for OPP v2 bindings.
> *
> - * cpumask should be already set to mask of cpu_dev->id.
> * Returns -ENOENT if operating-points-v2 bindings aren't supported.
> */
> int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask)
> @@ -235,9 +234,6 @@ int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, cpumask_var_t cpumask
> goto put_cpu_node;
>
> for_each_possible_cpu(cpu) {
> - if (cpu == cpu_dev->id)
> - continue;
> -
> tcpu_dev = get_cpu_device(cpu);
> if (!tcpu_dev) {
> dev_err(cpu_dev, "%s: failed to get cpu%d device\n",
Not this way. You should just set 'cpumask' to cpumask of cpu_dev->id
at the top of the function.
--
viresh
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