On Thu, Oct 06, 2022 at 06:33:15AM -0600, Jason A. Donenfeld wrote: > On Thu, Oct 06, 2022 at 10:43:31AM +0200, Jan Kara wrote: ... > > The code here is effectively doing the > > > > parent_group = prandom_u32_max(ngroups); > > > > Similarly here we can use prandom_u32_max(ngroups) like: > > > > if (qstr) { > > ... > > parent_group = hinfo.hash % ngroups; > > } else > > parent_group = prandom_u32_max(ngroups); > > Nice catch. I'll move these to patch #1. I believe coccinelle is able to handle this kind of code as well, so Kees' proposal to use it seems more plausible since it's less error prone and more flexible / powerful. -- With Best Regards, Andy Shevchenko