On Fri, Mar 05, 2021 at 04:18:37AM +0000, Matthew Wilcox (Oracle) wrote: > A struct folio refers to an entire (possibly compound) page. A function > which takes a struct folio argument declares that it will operate on the > entire compound page, not just PAGE_SIZE bytes. In return, the caller > guarantees that the pointer it is passing does not point to a tail page. > Is this a part of a larger use case or general cleanup/refactor where the split between page and folio simplify programming? Balbir Singh.