Re: [PATCH] x86, cpuinfo x86_model_id whitespace cleanup

[Prarit Bhargava]

On 05/20/2015 02:34 AM, Ingo Molnar wrote:
> 
> * Prarit Bhargava <prarit@xxxxxxxxxx> wrote:
> 
>>  arch/x86/kernel/cpu/common.c |   17 ++++-------------
>>  1 file changed, 4 insertions(+), 13 deletions(-)
> 
> So I saw this title:
> 
>    [PATCH] x86, cpuinfo x86_model_id whitespace cleanup
> 
> ... and in an early morning deconcentrated state was skipped the 
> changelog and was looking for a whitespace coding style cleanup:
> 
>> @@ -431,18 +430,10 @@ static void get_model_name(struct cpuinfo_x86 *c)
>>  	c->x86_model_id[48] = 0;
>>  
>>  	/*
>> -	 * Intel chips right-justify this string for some dumb reason;
>> -	 * undo that brain damage:
>> +	 * Remove leading whitespace on Intel processors and trailing
>> +	 * whitespace on AMD processors.
>>  	 */
>> -	p = q = &c->x86_model_id[0];
>> -	while (*p == ' ')
>> -		p++;
>> -	if (p != q) {
>> -		while (*p)
>> -			*q++ = *p++;
>> -		while (q <= &c->x86_model_id[48])
>> -			*q++ = '\0';	/* Zero-pad the rest */
>> -	}
>> +	strlcpy(c->x86_model_id, strim(c->x86_model_id), 48);
>>  }
> 
> Which this clearly isnt!
> 
> Fortunately before complaining about that I read the changelog as 
> well, and realized that the 'whitespace cleanup' is done to 
> /proc/cpuinfo ABI output.
> 
> Could you please make the title less ambiguous, so that sleepy kernel 
> developers get the right idea what the patch looks like, from the 
> title alone? Git shortlogs will vastly improve as well.
> 
> Something like:
> 
>    [PATCH] x86/cpu: Strip leading and trailing spaces from the /proc/cpuinfo CPU model field
> 
> ... or so would work very well for me!

:)  Sorry Ingo -- I'll definitely clean that up in the next version.

P.

> 
> Thanks,
> 
> 	Ingo
> 
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