On 01.09.22 03:50, Kefeng Wang wrote: > Drop unneed comment and blank, adjust the variable, and the most > important is to delete BUG_ON(). The page passed is always buddy > page into __isolate_free_page() from compaction, page_isolation > and page_reporting, and the caller also check the return, BUG_ON() > is a too drastic measure, remove it. Why not WARN_ON_ONCE then? But yeah, maybe this really isn't of any value anymore. -- Thanks, David / dhildenb