On Tue, Feb 11, 2020 at 08:18:26PM -0800, Matthew Wilcox wrote: > From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx> > > Remove the assumption in hpage_nr_pages() that compound pages are > necessarily PMD sized. The return type needs to be signed as we need > to use the negative value, eg when calling update_lru_size(). But should it be long? Any reason to use macros instead of inline function? -- Kirill A. Shutemov