2 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index beacd931b606..dfc2452ccb10 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -145,6 +145,12 @@ struct zone {
         int                     all_unreclaimable; /* All pages pinned */
 
         /*
+         * Does the allocator try to reclaim pages from the zone as soon
+         * as it fails a watermark_ok() in __alloc_pages?
+         */
+        int                     reclaim_pages;
+
+        /*
          * prev_priority holds the scanning priority for this zone.  It is
          * defined as the scanning priority at which we achieved our reclaim
          * target at the previous try_to_free_pages() or balance_pgdat()
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 3bbc41be9bd0..0d21e682d99d 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -173,6 +173,7 @@ extern void swap_setup(void);
 
 /* linux/mm/vmscan.c */
 extern int try_to_free_pages(struct zone **, unsigned int, unsigned int);
+extern int zone_reclaim(struct zone *, unsigned int, unsigned int);
 extern int shrink_all_memory(int);
 extern int vm_swappiness;