On Thu, 13 Aug 2020 16:48:54 +0800 <wuyun.wu@xxxxxxxxxx> wrote: > Hide cpu partial related sysfs entries when !CONFIG_SLUB_CPU_PARTIAL to > avoid confusion. > But it changes the userspace interface in ways which might cause existing code to misbehave? We just had to revert a different commit for this reason :( http://lkml.kernel.org/r/20200811075412.12872-1-bhe@xxxxxxxxxx