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mm: introduce idle page tracking
[linux-2.6-block.git]
/
include
/
linux
/
page_ext.h
diff --git
a/include/linux/page_ext.h
b/include/linux/page_ext.h
index c42981cd99aae91b33d21a0deb4bc9f925a7fbd1..17f118a82854960701dac4de69dfc1af43713989 100644
(file)
--- a/
include/linux/page_ext.h
+++ b/
include/linux/page_ext.h
@@
-26,6
+26,10
@@
enum page_ext_flags {
PAGE_EXT_DEBUG_POISON, /* Page is poisoned */
PAGE_EXT_DEBUG_GUARD,
PAGE_EXT_OWNER,
+#if defined(CONFIG_IDLE_PAGE_TRACKING) && !defined(CONFIG_64BIT)
+ PAGE_EXT_YOUNG,
+ PAGE_EXT_IDLE,
+#endif
};
/*