1 files changed, 40 insertions, 0 deletions

diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
new file mode 100644
index 000000000000..47762ca695a5
--- /dev/null
+++ b/include/linux/mm_inline.h
@@ -0,0 +1,40 @@
+
+static inline void
+add_page_to_active_list(struct zone *zone, struct page *page)
+{
+        list_add(&page->lru, &zone->active_list);
+        zone->nr_active++;
+}
+
+static inline void
+add_page_to_inactive_list(struct zone *zone, struct page *page)
+{
+        list_add(&page->lru, &zone->inactive_list);
+        zone->nr_inactive++;
+}
+
+static inline void
+del_page_from_active_list(struct zone *zone, struct page *page)
+{
+        list_del(&page->lru);
+        zone->nr_active--;
+}
+
+static inline void
+del_page_from_inactive_list(struct zone *zone, struct page *page)
+{
+        list_del(&page->lru);
+        zone->nr_inactive--;
+}
+
+static inline void
+del_page_from_lru(struct zone *zone, struct page *page)
+{
+        list_del(&page->lru);
+        if (PageActive(page)) {
+                ClearPageActive(page);
+                zone->nr_active--;
+        } else {
+                zone->nr_inactive--;
+        }
+}