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 > > . >
