781 		return page->first_page;  in get_first_page()
886 static void free_zspage(struct page *first_page)  in free_zspage()  argument
890 	BUG_ON(!is_first_page(first_page));  in free_zspage()
891 	BUG_ON(first_page->inuse);  in free_zspage()
893 	head_extra = (struct page *)page_private(first_page);  in free_zspage()
895 	reset_page(first_page);  in free_zspage()
896 	__free_page(first_page);  in free_zspage()
912 static void init_zspage(struct page *first_page, struct size_class *class)  in init_zspage()  argument
915 	struct page *page = first_page;  in init_zspage()
917 	BUG_ON(!is_first_page(first_page));  in init_zspage()
930 		if (page != first_page)  in init_zspage()
960 	struct page *first_page = NULL, *uninitialized_var(prev_page);  in alloc_zspage()  local
985 			first_page = page;  in alloc_zspage()
986 			first_page->inuse = 0;  in alloc_zspage()
989 			set_page_private(first_page, (unsigned long)page);  in alloc_zspage()
991 			page->first_page = first_page;  in alloc_zspage()
999 	init_zspage(first_page, class);  in alloc_zspage()
1001 	first_page->freelist = location_to_obj(first_page, 0);  in alloc_zspage()
1003 	first_page->objects = class->pages_per_zspage * PAGE_SIZE / class->size;  in alloc_zspage()
1008 	if (unlikely(error) && first_page) {  in alloc_zspage()
1009 		free_zspage(first_page);  in alloc_zspage()
1010 		first_page = NULL;  in alloc_zspage()
1013 	return first_page;  in alloc_zspage()
1350 static unsigned long obj_malloc(struct page *first_page,  in obj_malloc()  argument
1361 	obj = (unsigned long)first_page->freelist;  in obj_malloc()
1367 	first_page->freelist = link->next;  in obj_malloc()
1373 		set_page_private(first_page, handle);  in obj_malloc()
1375 	first_page->inuse++;  in obj_malloc()
1395 	struct page *first_page;  in zs_malloc()  local
1409 	first_page = find_get_zspage(class);  in zs_malloc()
1411 	if (!first_page) {  in zs_malloc()
1413 		first_page = alloc_zspage(class, pool->flags);  in zs_malloc()
1414 		if (unlikely(!first_page)) {  in zs_malloc()
1419 		set_zspage_mapping(first_page, class->index, ZS_EMPTY);  in zs_malloc()
1428 	obj = obj_malloc(first_page, class, handle);  in zs_malloc()
1430 	fix_fullness_group(class, first_page);  in zs_malloc()
1442 	struct page *first_page, *f_page;  in obj_free()  local
1452 	first_page = get_first_page(f_page);  in obj_free()
1454 	get_zspage_mapping(first_page, &class_idx, &fullness);  in obj_free()
1461 	link->next = first_page->freelist;  in obj_free()
1463 		set_page_private(first_page, 0);  in obj_free()
1465 	first_page->freelist = (void *)obj;  in obj_free()
1466 	first_page->inuse--;  in obj_free()
1472 	struct page *first_page, *f_page;  in zs_free()  local
1484 	first_page = get_first_page(f_page);  in zs_free()
1486 	get_zspage_mapping(first_page, &class_idx, &fullness);  in zs_free()
1491 	fullness = fix_fullness_group(class, first_page);  in zs_free()
1497 		free_zspage(first_page);  in zs_free()
1687 				struct page *first_page)  in putback_zspage()  argument
1691 	BUG_ON(!is_first_page(first_page));  in putback_zspage()
1693 	fullness = get_fullness_group(first_page);  in putback_zspage()
1694 	insert_zspage(first_page, class, fullness);  in putback_zspage()
1695 	set_zspage_mapping(first_page, class->index, fullness);  in putback_zspage()
1703 		free_zspage(first_page);  in putback_zspage()