On 2019/9/7 3:40, Andrew Lunn wrote:
> On Thu, Sep 05, 2019 at 11:53:48PM +0800, zhong jiang wrote:
>> The kernel.h macro DIV_ROUND_CLOSEST performs the computation (x + d/2)/d
>> but is perhaps more readable.
> Hi Zhong
>
> Did you find this by hand, or did you use a tool. If a tool is used,
> it is normal to give some credit to the tool.
With the following help of Coccinelle. 
-(((x) + ((__divisor) / 2)) / (__divisor))
+ DIV_ROUND_CLOSEST(x,__divisor)

Sometimes, I will add the information in the description. Sometimes, I desn't 
do that.

I will certainly add the description when I send an series of patches to modify 
the case.

Thanks,
zhong jiang

> Thanks
>       Andrew
>
> .
>


Reply via email to