1 files changed, 11 insertions, 0 deletions

diff --git a/mm/Kconfig b/mm/Kconfig
index 1a501a4de95c..5b5790f8a816 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -209,5 +209,16 @@ config VIRT_TO_BUS
         def_bool y
         depends on !ARCH_NO_VIRT_TO_BUS
 
+config UNEVICTABLE_LRU
+        bool "Add LRU list to track non-evictable pages"
+        default y
+        depends on MMU
+        help
+          Keeps unevictable pages off of the active and inactive pageout
+          lists, so kswapd will not waste CPU time or have its balancing
+          algorithms thrown off by scanning these pages.  Selecting this
+          will use one page flag and increase the code size a little,
+          say Y unless you know what you are doing.
+
 config MMU_NOTIFIER
         bool