linux-kernel - Re: [lm-sensors] [PATCH] x86/hwmon: {core,pkg,via-cpu}temp_device_remove() can all be _

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Message-Id: <4C8F41EB0200007800015E8D@vpn.id2.novell.com>
Date:	Tue, 14 Sep 2010 08:35:39 +0100
From:	"Jan Beulich" <JBeulich@...ell.com>
To:	"Chen Gong" <gong.chen@...ux.intel.com>
Cc:	<khali@...ux-fr.org>, <lm-sensors@...sensors.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [lm-sensors] [PATCH] x86/hwmon:
	 {core,pkg,via-cpu}temp_device_remove() can all be __cpuinit

>>> On 14.09.10 at 09:24, Chen Gong <gong.chen@...ux.intel.com> wrote:
> 于 9/13/2010 6:30 PM, Jan Beulich 写道:
>> ... as they're being called only from a __cpuinit function.
>>
>> Signed-off-by: Jan Beulich<jbeulich@...ell.com>
>>
>> ---
>>   drivers/hwmon/coretemp.c    |    2 +-
>>   drivers/hwmon/pkgtemp.c     |    2 +-
>>   drivers/hwmon/via-cputemp.c |    2 +-
>>   3 files changed, 3 insertions(+), 3 deletions(-)
>>
>> --- linux-2.6.36-rc4/drivers/hwmon/coretemp.c	2010-09-13 08:45:02.000000000 
> +0200
>> +++ 2.6.36-rc4-x86-hwmon-sections/drivers/hwmon/coretemp.c	2010-09-03 
> 17:54:14.000000000 +0200
>> @@ -480,7 +480,7 @@ exit:
>>   	return err;
>>   }
>>
>> -static void coretemp_device_remove(unsigned int cpu)
>> +static void __cpuinit coretemp_device_remove(unsigned int cpu)
>>   {
>>   	struct pdev_entry *p, *n;
>>   	mutex_lock(&pdev_list_mutex);
>> --- linux-2.6.36-rc4/drivers/hwmon/pkgtemp.c	2010-09-13 08:45:03.000000000 
> +0200
>> +++ 2.6.36-rc4-x86-hwmon-sections/drivers/hwmon/pkgtemp.c	2010-09-01 
> 09:00:45.000000000 +0200
>> @@ -337,7 +337,7 @@ exit:
>>   }
>>
>>   #ifdef CONFIG_HOTPLUG_CPU
>> -static void pkgtemp_device_remove(unsigned int cpu)
>> +static void __cpuinit pkgtemp_device_remove(unsigned int cpu)
>>   {
>>   	struct pdev_entry *p, *n;
>>   	unsigned int i;
>> --- linux-2.6.36-rc4/drivers/hwmon/via-cputemp.c	2010-09-13 
> 08:45:03.000000000 +0200
>> +++ 2.6.36-rc4-x86-hwmon-sections/drivers/hwmon/via-cputemp.c	2010-09-13 
> 00:00:00.000000000 +0200
>> @@ -238,7 +238,7 @@ exit:
>>   }
>>
>>   #ifdef CONFIG_HOTPLUG_CPU
>> -static void via_cputemp_device_remove(unsigned int cpu)
>> +static void __cpuinit via_cputemp_device_remove(unsigned int cpu)
>>   {
>>   	struct pdev_entry *p, *n;
>>   	mutex_lock(&pdev_list_mutex);
>>
>>
>>
>>
> 
> I think the change in the coretemp.c is needed but other 2 are 
> unnecessary because CONFIG_HOTPLUG_CPU has covered the codes final
> status after init done.

Perhaps you're right, but (just like was done for coretemp) these
CONFIG_HOTPLUG_CPU conditionals are really superfluous and should
go away.

Jan
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