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-rw-r--r--include/linux/mmzone.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 047ea6521cc7..0ed9149a2725 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -162,6 +162,8 @@ static inline int is_unevictable_lru(enum lru_list l)
#define ISOLATE_INACTIVE ((__force isolate_mode_t)0x1)
/* Isolate active pages */
#define ISOLATE_ACTIVE ((__force isolate_mode_t)0x2)
+/* Isolate clean file */
+#define ISOLATE_CLEAN ((__force isolate_mode_t)0x4)
/* LRU Isolation modes. */
typedef unsigned __bitwise__ isolate_mode_t;