Re: [PATCH 0/5] drivers/mtd: make several functions return bool

From: Richard Weinberger
Date: Fri Mar 25 2016 - 03:58:25 EST


Am 25.03.2016 um 07:31 schrieb Yaowei Bai:
> On Fri, Mar 25, 2016 at 10:54:51AM +0800, Dongsheng Yang wrote:
>> ccing: Brian and Richard
>>
>> Hi Yao,
>> Is that really necessary? I am not sure how much benefit we can
>> achieve from this change.
>> Could you explain more?
>
> Yes, according to these functions' name, a boolean return value is more
> suitable and matchable.
>
> Also personally think this change maybe benfit function's return value
> storage in the stack when called on certain architectures.

On which archs? And what exactly is the benefit?
I agree that bool might be a better choice for new functions
but here you're touching existing and working(!) code.
The only outcome is git history pollution that makes git blame
less efficient.

Thanks,
//richard