Re: [PATCH] ARM: cpuidle: declare cpuidle_ops __read_mostly

From	Arnd Bergmann <arnd@arndb.de>
Newsgroups	linux.kernel
Subject	Re: [PATCH] ARM: cpuidle: declare cpuidle_ops __read_mostly
Date	2016-08-10 21:10 +0200
Message-ID	<s4H35-I0-57@gated-at.bofh.it> (permalink)
References	<s4Gqo-b4-121@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

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

Back to linux.kernel | Previous | Next — Next in thread | Find similar | Unroll thread

Thread

Re: [PATCH] ARM: cpuidle: declare cpuidle_ops __read_mostly Arnd Bergmann <arnd@arndb.de> - 2016-08-10 21:10 +0200
  Re: [PATCH] ARM: cpuidle: declare cpuidle_ops __read_mostly Jisheng Zhang <jszhang@marvell.com> - 2016-08-10 22:30 +0200
    Re: [PATCH] ARM: cpuidle: declare cpuidle_ops __read_mostly Jisheng Zhang <jszhang@marvell.com> - 2016-08-10 22:30 +0200
    Re: [PATCH] ARM: cpuidle: declare cpuidle_ops __read_mostly Arnd Bergmann <arnd@arndb.de> - 2016-08-10 23:20 +0200

csiph-web