[PATCH] ARM: cpuidle: declare cpuidle_ops __read_mostly

Arnd Bergmann arnd at arndb.de
Wed Aug 10 01:57:57 PDT 2016


On Wednesday, August 10, 2016 4:49:57 PM CEST Jisheng Zhang wrote:
> diff --git a/arch/arm/kernel/cpuidle.c b/arch/arm/kernel/cpuidle.c
> index 7dccc96..762e0929 100644
> --- a/arch/arm/kernel/cpuidle.c
> +++ b/arch/arm/kernel/cpuidle.c
> @@ -19,7 +19,7 @@ extern struct of_cpuidle_method __cpuidle_method_of_table[];
>  static const struct of_cpuidle_method __cpuidle_method_of_table_sentinel
>         __used __section(__cpuidle_method_of_table_end);
>  
> -static struct cpuidle_ops cpuidle_ops[NR_CPUS];
> +static struct cpuidle_ops cpuidle_ops[NR_CPUS] __read_mostly;

Should this perhaps be percpu data instead?

	Arnd



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