In async mode, compaction doesn't migrate dirty or writeback pages. So,

[karo-tx-linux.git] / include / linux / mmzone.h

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 4bf3b1eed05aa8dfee8dd07fe7cf359164223aa7..ad4b490b926c0bfac1239a2e2266a31f7ddaa0c4 100644 (file)
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -168,7 +168,8 @@ static inline int is_unevictable_lru(enum lru_list l)
 #define ISOLATE_INACTIVE       ((__force fmode_t)0x1)
 /* Isolate active pages */
 #define ISOLATE_ACTIVE         ((__force fmode_t)0x2)
-
+/* Isolate clean file */
+#define ISOLATE_CLEAN          ((__force fmode_t)0x4)
 /* LRU Isolation modes. */
 typedef unsigned __bitwise__ isolate_mode_t;