On Wed, Sep 30, 2020 at 05:27:07PM -0700, Roman Gushchin wrote: > +/* > + * set_page_memcg - associate a page with a memory cgroup > + * @page: a pointer to the page struct > + * @memcg: a pointer to the memory cgroup > + * > + * Associates a page with a memory cgroup. > + */ > +static inline void set_page_memcg(struct page *page, struct mem_cgroup *memcg) > +{ > + VM_BUG_ON_PAGE(PageSlab(page), page); > + > + /* > + * Please, refer to page_memcg()'s description for the page and memcg > + * binding stability requirements. > + */ > + page->memcg_data = (unsigned long)memcg; > +} Please delete and inline this as per previous feedback, thanks.