58 	int (*migratepage)(struct balloon_dev_info *, struct page *newpage,
59 			struct page *page, enum migrate_mode mode);
62 extern struct page *balloon_page_alloc(void);
64 				 struct page *page);
65 extern struct page *balloon_page_dequeue(struct balloon_dev_info *b_dev_info);
92 				       struct page *page)  in balloon_page_insert()  argument
94 	__SetPageOffline(page);  in balloon_page_insert()
95 	__SetPageMovable(page, &balloon_mops);  in balloon_page_insert()
96 	set_page_private(page, (unsigned long)balloon);  in balloon_page_insert()
97 	list_add(&page->lru, &balloon->pages);  in balloon_page_insert()
108 static inline void balloon_page_delete(struct page *page)  in balloon_page_delete()  argument
110 	__ClearPageOffline(page);  in balloon_page_delete()
111 	__ClearPageMovable(page);  in balloon_page_delete()
112 	set_page_private(page, 0);  in balloon_page_delete()
117 	if (!PageIsolated(page))  in balloon_page_delete()
118 		list_del(&page->lru);  in balloon_page_delete()
125 static inline struct balloon_dev_info *balloon_page_device(struct page *page)  in balloon_page_device()  argument
127 	return (struct balloon_dev_info *)page_private(page);  in balloon_page_device()
138 				       struct page *page)  in balloon_page_insert()  argument
140 	__SetPageOffline(page);  in balloon_page_insert()
141 	list_add(&page->lru, &balloon->pages);  in balloon_page_insert()
144 static inline void balloon_page_delete(struct page *page)  in balloon_page_delete()  argument
146 	__ClearPageOffline(page);  in balloon_page_delete()
147 	list_del(&page->lru);  in balloon_page_delete()
164 static inline void balloon_page_push(struct list_head *pages, struct page *page)  in balloon_page_push()  argument
166 	list_add(&page->lru, pages);  in balloon_page_push()
176 static inline struct page *balloon_page_pop(struct list_head *pages)  in balloon_page_pop()
178 	struct page *page = list_first_entry_or_null(pages, struct page, lru);  in balloon_page_pop()  local
180 	if (!page)  in balloon_page_pop()
183 	list_del(&page->lru);  in balloon_page_pop()
184 	return page;  in balloon_page_pop()