linux-kernel - Re: [PATCH 2/5] watchdog: move watchdog_disable_all

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Message-ID: <20150929064020.GH25024@atomlin.usersys.redhat.com>
Date:	Tue, 29 Sep 2015 07:40:20 +0100
From:	Aaron Tomlin <atomlin@...hat.com>
To:	Ulrich Obergfell <uobergfe@...hat.com>
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	dzickus@...hat.com
Subject: Re: [PATCH 2/5] watchdog: move watchdog_disable_all_cpus() outside
 of ifdef

On Mon 2015-09-28 22:44 +0200, Ulrich Obergfell wrote:
> It makes sense to place watchdog_{dis|enable}_all_cpus() outside of
> the ifdef so that _both_ are available even if CONFIG_SYSCTL is not
> defined.
> 
> Signed-off-by: Ulrich Obergfell <uobergfe@...hat.com>
> ---
>  kernel/watchdog.c | 8 +++++---
>  1 file changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/kernel/watchdog.c b/kernel/watchdog.c
> index cd9a504..eb9527c 100644
> --- a/kernel/watchdog.c
> +++ b/kernel/watchdog.c
> @@ -347,6 +347,9 @@ static void watchdog_interrupt_count(void)
>  static int watchdog_nmi_enable(unsigned int cpu);
>  static void watchdog_nmi_disable(unsigned int cpu);
>  
> +static int watchdog_enable_all_cpus(void);
> +static void watchdog_disable_all_cpus(void);
> +
>  /* watchdog kicker functions */
>  static enum hrtimer_restart watchdog_timer_fn(struct hrtimer *hrtimer)
>  {
> @@ -756,9 +759,6 @@ static int watchdog_enable_all_cpus(void)
>  	return err;
>  }
>  
> -/* prepare/enable/disable routines */
> -/* sysctl functions */
> -#ifdef CONFIG_SYSCTL
>  static void watchdog_disable_all_cpus(void)
>  {
>  	if (watchdog_running) {
> @@ -767,6 +767,8 @@ static void watchdog_disable_all_cpus(void)
>  	}
>  }
>  
> +#ifdef CONFIG_SYSCTL
> +
>  /*
>   * Update the run state of the lockup detectors.
>   */

Reviewed-by: Aaron Tomlin <atomlin@...hat.com>

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