Re: [PATCH][mmtom] clean up once printk routine

[Minchan Kim <barrioskmc@gmail.com>]

Hi, Pavel.

On Tue, May 26, 2009 at 5:35 PM, Pavel Machek <pavel@ucw.cz> wrote:
> Hi!
>
>> Yes. There are also some places to be able to use printk_once().
>> Are there any place I missed ?
>>
>> == CUT HERE ==
>>
>> There are some places to be able to use printk_once instead of hard coding.
>>
>> It will help code readability and maintenance.
>> This patch doesn't change function's behavior.
>>
>> Signed-off-by: Minchan Kim <minchan.kim@gmail.com>
>> CC: Dominik Brodowski <linux@dominikbrodowski.net>
>> CC: David S. Miller <davem@davemloft.net>
>> CC: Ingo Molnar <mingo@elte.hu>
>> ---
>>  arch/x86/kernel/cpu/common.c  |    8 ++------
>>  drivers/net/3c515.c           |    7 ++-----
>>  drivers/pcmcia/pcmcia_ioctl.c |    9 +++------
>>  3 files changed, 7 insertions(+), 17 deletions(-)
>>
>> diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
>> index 82bec86..dc0f694 100644
>> --- a/arch/x86/kernel/cpu/common.c
>> +++ b/arch/x86/kernel/cpu/common.c
>> @@ -496,13 +496,9 @@ static void __cpuinit get_cpu_vendor(struct cpuinfo_x86 *c)
>>               }
>>       }
>>
>> -     if (!printed) {
>> -             printed++;
>> -             printk(KERN_ERR
>> +     printk_once(KERN_ERR
>>                   "CPU: vendor_id '%s' unknown, using generic init.\n", v);
>> -
>> -             printk(KERN_ERR "CPU: Your system may be unstable.\n");
>> -     }
>> +     printk_once(KERN_ERR "CPU: Your system may be unstable.\n");
>>
>
> You should delete the variable, right?

Yes. you're right.

> Plus, the code now uses two variables instead of one.
>
>                                                                        Pavel

Thanks for pointing me out.
I will repost the patch with your advise.


> --
> (english) http://www.livejournal.com/~pavelmachek
> (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
>



-- 
Thanks,
Minchan Kim

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