On Fri, Jul 01, 2022 at 05:54:25AM -0700, Yury Norov wrote: > bitmap_weight() doesn't return negative values, so change it's type > to unsigned int. Patch (the code) suggests something else. > It may help compiler to generate better code and > catch bugs. ... > -int __bitmap_weight(const unsigned long *bitmap, unsigned int nbits); > +unsigned long __bitmap_weight(const unsigned long *bitmap, unsigned int nbits); -- With Best Regards, Andy Shevchenko