linux-kernel - Re: [PATCH v2 2/9] POWERPC: pseries: cpuidle: remove superfluous dev->state

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Message-ID: <52C4FBF3.1060605@linux.vnet.ibm.com>
Date:	Thu, 02 Jan 2014 11:11:07 +0530
From:	Deepthi Dharwar <deepthi@...ux.vnet.ibm.com>
To:	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
CC:	rjw@...ysocki.net, linux-samsung-soc@...r.kernel.org,
	linux-pm@...r.kernel.org, daniel.lezcano@...aro.org,
	linux-kernel@...r.kernel.org, kyungmin.park@...sung.com,
	linuxppc-dev@...ts.ozlabs.org, lenb@...nel.org
Subject: Re: [PATCH v2 2/9] POWERPC: pseries: cpuidle: remove superfluous
 dev->state_count initialization

On 12/21/2013 12:17 AM, Bartlomiej Zolnierkiewicz wrote:
> pseries cpuidle driver sets dev->state_count to drv->state_count so
> the default dev->state_count initialization in cpuidle_enable_device()
> (called from cpuidle_register_device()) can be used instead.
> 
> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
> Signed-off-by: Kyungmin Park <kyungmin.park@...sung.com>
> Acked-by: Daniel Lezcano <daniel.lezcano@...aro.org>

Acked-by: Deepthi Dharwar <deepthi@...ux.vnet.ibm.com>

> Cc: Deepthi Dharwar <deepthi@...ux.vnet.ibm.com>
> ---
>  arch/powerpc/platforms/pseries/processor_idle.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/arch/powerpc/platforms/pseries/processor_idle.c b/arch/powerpc/platforms/pseries/processor_idle.c
> index a166e38..8aa8c40 100644
> --- a/arch/powerpc/platforms/pseries/processor_idle.c
> +++ b/arch/powerpc/platforms/pseries/processor_idle.c
> @@ -271,7 +271,6 @@ static void pseries_idle_devices_uninit(void)
>  static int pseries_idle_devices_init(void)
>  {
>  	int i;
> -	struct cpuidle_driver *drv = &pseries_idle_driver;
>  	struct cpuidle_device *dev;
> 
>  	pseries_cpuidle_devices = alloc_percpu(struct cpuidle_device);
> @@ -280,7 +279,6 @@ static int pseries_idle_devices_init(void)
> 
>  	for_each_possible_cpu(i) {
>  		dev = per_cpu_ptr(pseries_cpuidle_devices, i);
> -		dev->state_count = drv->state_count;
>  		dev->cpu = i;
>  		if (cpuidle_register_device(dev)) {
>  			printk(KERN_DEBUG \
> 

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