linux-kernel - Re: [PATCHv6 03/11] ARM: smp: Remove duplicate dummy timer implementation

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Date:	Mon, 20 May 2013 14:55:54 -0700
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	Russell King <linux@....linux.org.uk>
CC:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-arm-msm@...r.kernel.org
Subject: Re: [PATCHv6 03/11] ARM: smp: Remove duplicate dummy timer implementation

On 05/13/13 12:26, Stephen Boyd wrote:
> Drop ARM's version of the dummy timer now that we have a generic
> implementation in drivers/clocksource.
>
> Cc: Russell King <linux@....linux.org.uk>
> Signed-off-by: Stephen Boyd <sboyd@...eaurora.org>

Russell, can you please ack this patch and patch #11?

> ---
>  arch/arm/kernel/smp.c | 22 ++--------------------
>  1 file changed, 2 insertions(+), 20 deletions(-)
>
> diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
> index 47ab905..4dc883a 100644
> --- a/arch/arm/kernel/smp.c
> +++ b/arch/arm/kernel/smp.c
> @@ -503,24 +503,6 @@ void tick_broadcast(const struct cpumask *mask)
>  }
>  #endif
>  
> -static void broadcast_timer_set_mode(enum clock_event_mode mode,
> -	struct clock_event_device *evt)
> -{
> -}
> -
> -static void __cpuinit broadcast_timer_setup(struct clock_event_device *evt)
> -{
> -	evt->name	= "dummy_timer";
> -	evt->features	= CLOCK_EVT_FEAT_ONESHOT |
> -			  CLOCK_EVT_FEAT_PERIODIC |
> -			  CLOCK_EVT_FEAT_DUMMY;
> -	evt->rating	= 100;
> -	evt->mult	= 1;
> -	evt->set_mode	= broadcast_timer_set_mode;
> -
> -	clockevents_register_device(evt);
> -}
> -
>  static struct local_timer_ops *lt_ops;
>  
>  #ifdef CONFIG_LOCAL_TIMERS
> @@ -544,8 +526,8 @@ static void __cpuinit percpu_timer_setup(void)
>  
>  	evt->cpumask = cpumask_of(cpu);
>  
> -	if (!lt_ops || lt_ops->setup(evt))
> -		broadcast_timer_setup(evt);
> +	if (lt_ops)
> +		lt_ops->setup(evt);
>  }
>  
>  #ifdef CONFIG_HOTPLUG_CPU


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