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From: Daniel Lezcano <daniel.lezcano@linaro.org>
To: Chuansheng Liu <chuansheng.liu@intel.com>
Cc: lenb@kernel.org, len.brown@intel.com, linux-pm@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] intel_idle: changing the continue to break in intel_idle_cpu_init()
Date: Sat, 09 Mar 2013 04:01:06 +0100	[thread overview]
Message-ID: <513AA5F2.1000909@linaro.org> (raw)
In-Reply-To: <1362755024.31506.44.camel@cliu38-desktop-build>

On 03/08/2013 04:03 PM, Chuansheng Liu wrote:
> 
> According to commit e022e7eb9, the .enter == NULL is the last one in
> state_tables[].
> 
> So just like intel_idle_cpuidle_driver_init(), in case of .enter == NULL,
> breaking the for(;;) loop directly.
> 
> Signed-off-by: liu chuansheng <chuansheng.liu@intel.com>
> ---

Sounds good.

Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>

>  drivers/idle/intel_idle.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
> index 5d66750..17c9cf9 100644
> --- a/drivers/idle/intel_idle.c
> +++ b/drivers/idle/intel_idle.c
> @@ -610,7 +610,7 @@ static int intel_idle_cpu_init(int cpu)
>  		int num_substates, mwait_hint, mwait_cstate, mwait_substate;
>  
>  		if (cpuidle_state_table[cstate].enter == NULL)
> -			continue;
> +			break;
>  
>  		if (cstate + 1 > max_cstate) {
>  			printk(PREFIX "max_cstate %d reached\n", max_cstate);
> 


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  reply	other threads:[~2013-03-09  3:01 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-07 16:42 [PATCH] intel_idle: set the state_tables array into __initdata to save mem Chuansheng Liu
2013-03-07  9:49 ` Daniel Lezcano
2013-03-08  0:44   ` Liu, Chuansheng
2013-03-08 15:02 ` [PATCH 0/3] " Chuansheng Liu
2013-03-08 15:03   ` [PATCH 1/3] intel_idle: changing the continue to break in intel_idle_cpu_init() Chuansheng Liu
2013-03-09  3:01     ` Daniel Lezcano [this message]
2013-03-08 15:04   ` [PATCH 2/3] intel_idle: Removing the redundant calculating for dev->state_count Chuansheng Liu
2013-03-09  3:00     ` Daniel Lezcano
2013-03-11  1:29       ` Liu, Chuansheng
2013-03-11 10:44     ` [PATCH 2/3 V2] " Chuansheng Liu
2013-03-11  9:08       ` Daniel Lezcano
2013-03-08 15:06   ` [PATCH 3/3] intel_idle: set the state_tables array as __initdata to save mem Chuansheng Liu
2013-03-09  3:01     ` Daniel Lezcano

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