mm: vmscan: immediately reclaim end-of-LRU dirty pages when writeback completes

[pandora-kernel.git] / mm / vmscan.c

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 7b0573f..a297603 100644 (file)
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -866,7 +866,15 @@ static unsigned long shrink_page_list(struct list_head *page_list,
                         */
                        if (page_is_file_cache(page) &&
                                        (!current_is_kswapd() || priority >= DEF_PRIORITY - 2)) {
-                               inc_zone_page_state(page, NR_VMSCAN_WRITE_SKIP);
+                               /*
+                                * Immediately reclaim when written back.
+                                * Similar in principal to deactivate_page()
+                                * except we already have the page isolated
+                                * and know it's dirty
+                                */
+                               inc_zone_page_state(page, NR_VMSCAN_IMMEDIATE);
+                               SetPageReclaim(page);
+
                                goto keep_locked;
                        }