Re: coccinelle: semantic patch to check for inappropriate do_div() calls

From: Markus Elfring
Date: Sun Jan 05 2020 - 07:13:17 EST


>>> +(
>>> +* do_div(f, l);
>>> +|
>>> +* do_div(f, ul);
>>> +|
>>> +* do_div(f, ul64);
>>> +|
>>> +* do_div(f, sl64);
>>> +)
>>
>> I suggest to avoid the specification of duplicate SmPL code.
>>
>> +@@
>> +*do_div(f, \( l \| ul \| ul64 \| sl64 \) );
>
> I don't se any point to this.

Can such succinct SmPL code be occasionally desirable?


> The original code is quite readable,

Yes. - I dare to present a coding style alternative.


> without the ugly \( etc.

I wonder about this view.


>> Please improve the message construction.
>
> Please make more precise comments (I already made some suggestions,

Thus I omitted a repetition.


> so it doesn't matter much here, but "please improve" does not provide any
> concrete guidance).

I guess that Wen Yang can know corresponding software design possibilities
from previous development discussions.

Regards,
Markus