266 unsigned long page_init(struct Page *page, ul flags)  in page_init()  argument
268     page->attr |= flags;  in page_init()
270     if ((!page->ref_counts) || (page->attr & PAGE_SHARED))  in page_init()
272         ++page->ref_counts;  in page_init()
274         if (page->zone)  in page_init()
275             ++page->zone->total_pages_link;  in page_init()
277     page->anon_vma = NULL;  in page_init()
278     spin_init(&(page->op_lock));  in page_init()
399 ul get_page_attr(struct Page *page)  in get_page_attr()  argument
401     if (page == NULL)  in get_page_attr()
407         return page->attr;  in get_page_attr()
417 ul set_page_attr(struct Page *page, ul flags)  in set_page_attr()  argument
419     if (page == NULL)  in set_page_attr()
426         page->attr = flags;  in set_page_attr()
437 void free_pages(struct Page *page, int number)  in free_pages()  argument
439     if (page == NULL)  in free_pages()
452     for (int i = 0; i < number; ++i, ++page)  in free_pages()
454         page_num = page->addr_phys >> PAGE_2M_SHIFT;  in free_pages()
458         --page->zone->count_pages_using;  in free_pages()
459         ++page->zone->count_pages_free;  in free_pages()
460         page->attr = 0;  in free_pages()