41 void balloon_page_enqueue(struct balloon_dev_info *b_dev_info,  in balloon_page_enqueue()  argument
52 	spin_lock_irqsave(&b_dev_info->pages_lock, flags);  in balloon_page_enqueue()
53 	balloon_page_insert(b_dev_info, page);  in balloon_page_enqueue()
55 	spin_unlock_irqrestore(&b_dev_info->pages_lock, flags);  in balloon_page_enqueue()
71 struct page *balloon_page_dequeue(struct balloon_dev_info *b_dev_info)  in balloon_page_dequeue()  argument
78 	spin_lock_irqsave(&b_dev_info->pages_lock, flags);  in balloon_page_dequeue()
79 	list_for_each_entry_safe(page, tmp, &b_dev_info->pages, lru) {  in balloon_page_dequeue()
100 	spin_unlock_irqrestore(&b_dev_info->pages_lock, flags);  in balloon_page_dequeue()
110 		spin_lock_irqsave(&b_dev_info->pages_lock, flags);  in balloon_page_dequeue()
111 		if (unlikely(list_empty(&b_dev_info->pages) &&  in balloon_page_dequeue()
112 			     !b_dev_info->isolated_pages))  in balloon_page_dequeue()
114 		spin_unlock_irqrestore(&b_dev_info->pages_lock, flags);  in balloon_page_dequeue()
126 	struct balloon_dev_info *b_dev_info = balloon_page_device(page);  in balloon_page_isolate()  local
129 	spin_lock_irqsave(&b_dev_info->pages_lock, flags);  in balloon_page_isolate()
131 	b_dev_info->isolated_pages++;  in balloon_page_isolate()
132 	spin_unlock_irqrestore(&b_dev_info->pages_lock, flags);  in balloon_page_isolate()
139 	struct balloon_dev_info *b_dev_info = balloon_page_device(page);  in balloon_page_putback()  local
142 	spin_lock_irqsave(&b_dev_info->pages_lock, flags);  in balloon_page_putback()
143 	list_add(&page->lru, &b_dev_info->pages);  in balloon_page_putback()
144 	b_dev_info->isolated_pages--;  in balloon_page_putback()
145 	spin_unlock_irqrestore(&b_dev_info->pages_lock, flags);  in balloon_page_putback()