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Local variable ordering (was Re: [PATCH v5 0/7] Reduce cache miss for snmp_fold_field)

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On 28/09/16 14:45, hejianet wrote:
>
>
> On 9/28/16 5:08 PM, David Miller wrote:
>> From: Jia He <hejianet@gmail.com>
>> Date: Wed, 28 Sep 2016 14:22:21 +0800
>>
>>> v5:
>>> - order local variables from longest to shortest line
>> I still see many cases where this problem still exists.  Please
>> do not resubmit this patch series until you fix all of them.
>>
>> Patch #2:
>>
>> -static int snmp_seq_show(struct seq_file *seq, void *v)
>> +static int snmp_seq_show_ipstats(struct seq_file *seq, void *v)
>>   {
>>       int i;
>> +    u64 buff64[IPSTATS_MIB_MAX];
>>       struct net *net = seq->private;
>>
>> The order should be "net" then "buff64" then "i".
> Sorry for my bad eyesight and quick hand :(
> B.R.
> Jia
A few months back I wrote a script to help find these:
https://github.com/ecree-solarflare/xmastree
It can check a source file or a patch.
Posting in the hope that people will find it useful.

-Ed

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[PATCH v5 0/7] Reduce cache miss for snmp_fold_field Jia He <hejianet@gmail.com> - 2016-09-28 08:30 +0200
  [PATCH v5 6/7] ipv6: Remove useless parameter in __snmp6_fill_statsdev Jia He <hejianet@gmail.com> - 2016-09-28 08:30 +0200
  [PATCH v5 5/7] proc: Reduce cache miss in xfrm_statistics_seq_show Jia He <hejianet@gmail.com> - 2016-09-28 08:30 +0200
  [PATCH v5 7/7] net: Suppress the "Comparison to NULL could be written" warnings Jia He <hejianet@gmail.com> - 2016-09-28 08:30 +0200
  [PATCH v5 3/7] proc: Reduce cache miss in snmp6_seq_show Jia He <hejianet@gmail.com> - 2016-09-28 08:30 +0200
  Re: [PATCH v5 0/7] Reduce cache miss for snmp_fold_field David Miller <davem@davemloft.net> - 2016-09-28 11:40 +0200
    Re: [PATCH v5 0/7] Reduce cache miss for snmp_fold_field hejianet <hejianet@gmail.com> - 2016-09-28 15:50 +0200
      Local variable ordering (was Re: [PATCH v5 0/7] Reduce cache miss for  snmp_fold_field) Edward Cree <ecree@solarflare.com> - 2016-09-28 18:00 +0200

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